Really fix semicolons in URL

could include weirdgloop in there

archiver/archiver-cli.rkt

@@ -0,0 +1,68 @@
+#lang cli
+(require charterm
+         "archiver.rkt")
+
+(help (usage "Downloads a single Fandom wiki in BreezeWiki offline format."
+             ""
+             "Downloaded pages go into `archive/` next to the executable."
+             "Database goes into `archiver.db*` next to the executable."
+             "The database is necessary to store your download progress and resume where you left off if the process is interrupted."))
+
+(flag (output-quiet?)
+      ("-q" "--output-quiet" "disable progress output")
+      (output-quiet? #t))
+
+(flag (output-progress?)
+      ("-p" "--output-progress" "progress output for terminals (default in a tty)")
+      (output-progress? #t))
+
+(flag (output-lines?)
+      ("-l" "--output-lines" "output the name of each file downloaded (default outside of a tty)")
+      (output-lines? #t))
+
+(constraint (one-of output-quiet? output-lines? output-progress?))
+
+
+
+(program
+ (start [wikiname "wikiname to download"])
+ ;; set up arguments
+ (define width 80)
+ (when (not (or (output-quiet?) (output-lines?) (output-progress?)))
+   (cond [(terminal-port? current-input-port)
+          (output-progress? #t)]
+         [else
+          (output-lines? #t)]))
+ (define (update-width)
+   (when (output-progress?)
+     (with-charterm
+       (call-with-values (λ () (charterm-screen-size))
+                         (λ (cols rows) (set! width cols))))))
+ (update-width)
+ ;; check
+ (when (or (not wikiname) (equal? wikiname ""))
+   (raise-user-error "Please specify the wikiname to download on the command line."))
+ ;; progress reporting based on selected mode
+ (define (report-progress a b c)
+   (define basename (basename->name-for-query c))
+   (cond
+     [(output-lines?)
+      (displayln basename)]
+     [(output-progress?)
+      (when (eq? (modulo a 20) 0)
+        (thread (λ () (update-width))))
+      (define prefix (format "[~a] [~a/~a] " wikiname a b))
+      (define rest (- width (string-length prefix)))
+      (define real-width (min (string-length basename) rest))
+      (define spare-width (- rest real-width))
+      (define name-display (substring basename 0 real-width))
+      (define whitespace (make-string spare-width #\ ))
+      (printf "~a~a~a\r" prefix name-display whitespace)]))
+ ;; download all stages
+ (for ([stage all-stages]
+       [i (in-naturals 1)])
+   (printf "> Stage ~a/~a~n" i (length all-stages))
+   (stage wikiname report-progress)
+   (displayln "")))
+
+(run start)

archiver/archiver-database.rkt

@@ -0,0 +1,81 @@
+#lang racket/base
+(require racket/file
+         racket/list
+         racket/path
+         racket/string
+         json
+         json-pointer
+         db
+         "../lib/syntax.rkt")
+
+(provide
+ get-slc
+ query-exec*
+ query-rows*
+ query-list*
+ query-value*
+ query-maybe-value*
+ query-maybe-row*)
+
+(define storage-path (anytime-path ".." "storage"))
+(define database-file (build-path storage-path "archiver.db"))
+
+(define slc (box #f))
+(define (get-slc)
+  (define slc* (unbox slc))
+  (cond
+    [slc* slc*]
+    [else
+     (make-directory* storage-path)
+     (define slc* (sqlite3-connect #:database database-file #:mode 'create))
+     (query-exec slc* "PRAGMA journal_mode=WAL")
+     (define database-version
+       (with-handlers ([exn:fail:sql?
+                        (λ (exn)
+                          ; need to set up the database
+                          (query-exec slc* "create table database_version (version integer, primary key (version))")
+                          (query-exec slc* "insert into database_version values (0)")
+                          0)])
+         (query-value slc* "select version from database_version")))
+
+     (define migrations
+       (wrap-sql
+        ((query-exec slc* "create table page (wikiname TEXT NOT NULL, basename TEXT NOT NULL, progress INTEGER NOT NULL, PRIMARY KEY (wikiname, basename))")
+         (query-exec slc* "create table wiki (wikiname TEXT NOT NULL, progress INTEGER, PRIMARY KEY (wikiname))"))
+        ((query-exec slc* "create table special_page (wikiname TEXT NOT NULL, key TEXT NOT NULL, basename TEXT NOT NULL, PRIMARY KEY (wikiname, key))"))
+        ((query-exec slc* "update wiki set progress = 2 where wikiname in (select wikiname from wiki inner join page using (wikiname) group by wikiname having min(page.progress) = 1)"))
+        ((query-exec slc* "create table image (wikiname TEXT NOT NULL, hash TEXT NTO NULL, url TEXT NOT NULL, ext TEXT, source INTEGER NOT NULL, progress INTEGER NOT NULL, PRIMARY KEY (wikiname, hash))"))
+        ((query-exec slc* "alter table wiki add column sitename TEXT")
+         (query-exec slc* "alter table wiki add column basepage TEXT")
+         (query-exec slc* "alter table wiki add column license_text TEXT")
+         (query-exec slc* "alter table wiki add column license_url TEXT"))))
+
+     (let do-migrate-step ()
+       (when (database-version . < . (length migrations))
+         (call-with-transaction
+          slc*
+          (list-ref migrations database-version))
+         (set! database-version (add1 database-version))
+         (query-exec slc* "update database_version set version = $1" database-version)
+         (do-migrate-step)))
+
+     (set-box! slc slc*)
+     slc*]))
+
+(define (query-exec* . args)
+  (apply query-exec (get-slc) args))
+
+(define (query-rows* . args)
+  (apply query-rows (get-slc) args))
+
+(define (query-list* . args)
+  (apply query-list (get-slc) args))
+
+(define (query-value* . args)
+  (apply query-value (get-slc) args))
+
+(define (query-maybe-value* . args)
+  (apply query-maybe-value (get-slc) args))
+
+(define (query-maybe-row* . args)
+  (apply query-maybe-row (get-slc) args))

archiver/archiver-gui.rkt

@@ -0,0 +1,347 @@
+#lang racket/base
+(require racket/class
+         racket/draw
+         racket/format
+         racket/list
+         racket/port
+         racket/set
+         racket/splicing
+         racket/string
+         db
+         net/http-easy
+         memo
+         (only-in racket/gui timer%)
+         racket/gui/easy
+         racket/gui/easy/operator
+         (only-in pict bitmap)
+         images/icons/arrow
+         images/icons/control
+         images/icons/stickman
+         images/icons/style
+         images/icons/symbol
+         "archiver-database.rkt"
+         "archiver.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
+
+(default-icon-material rubber-icon-material)
+
+(require (for-syntax racket/base racket/match racket/set racket/string))
+
+(define-syntax (@> stx)
+  (define form (cdr (syntax->datum stx)))
+  (match form
+    [(list form) ; (@> (fn @obs))
+     ;; identify the observables and replace with non-@ symbols
+     (define collection (mutable-set))
+     (define updated
+       (let loop ([sexp form])
+         (cond [(symbol? sexp)
+                (let ([as-s (symbol->string sexp)])
+                  (if (string-prefix? as-s "@")
+                      (let ([without-@ (string->symbol (substring as-s 1))])
+                        (set-add! collection (cons sexp without-@))
+                        without-@)
+                      sexp))]
+               [(pair? sexp) (cons (loop (car sexp)) (loop (cdr sexp)))]
+               [#t sexp])))
+     (define collection-l (set->list collection))
+     ;; return obs-combine -> updated-form
+     (datum->syntax stx `(obs-combine (λ (,@(map cdr collection-l)) ,updated) ,@(map car collection-l)))]
+    [(list (? string? str) args ...) ; (@> "Blah: ~a/~a" @arg1 arg2)
+     ;; identify the observables and replace with non-@ symbols
+     (define collection-l
+       (for/list ([arg args])
+         (if (symbol? arg)
+             (let ([as-s (symbol->string arg)])
+               (if (string-prefix? as-s "@")
+                   (let ([without-@ (string->symbol (substring as-s 1))])
+                     (cons arg without-@))
+                   (cons #f arg)))
+             (cons #f arg))))
+     (define collection-lo (filter car collection-l))
+     ;; return obs-combine -> format
+     (datum->syntax stx `(obs-combine (λ (,@(map cdr collection-lo)) (format ,str ,@(map cdr collection-l))) ,@(map car collection-lo)))]))
+
+(define/obs @auto-retry #f)
+
+(define-struct qi^ (wikiname st stage progress max-progress eta th) #:transparent) ;; queue item
+
+(define rows (query-rows* "select wikiname, progress from wiki where progress < 4"))
+(define/obs @queue null)
+(define (add-wikiname-to-queue wikiname st stage)
+  (@queue . <~ . (λ (queue)
+                   (define already-exists? (findf (λ (qi) (equal? (qi^-wikiname qi) wikiname)) queue))
+                   (if already-exists?
+                       queue
+                       (append queue (list (qi^ wikiname st stage 0 1 "..." #f)))))))
+(for ([row rows])
+  (add-wikiname-to-queue (vector-ref row 0)
+                         (if (= (vector-ref row 1) 4)
+                             'complete
+                             'queued)
+                         (vector-ref row 1)))
+
+(define status-icon-size 32)
+(define status-icon-min-width 36)
+(define button-icon-size 12)
+
+(define color-green (make-color 90 212 68))
+
+(define/obs @input "")
+
+(splicing-let ([frame-count 30])
+  (define stickman-frames
+    (for/vector ([s (in-range 0 1 (/ 1 frame-count))])
+      (running-stickman-icon
+       s
+       #:height status-icon-size
+       #:material (default-icon-material))))
+
+  (define/obs @stick-frame-no 0)
+  (define stick-timer
+    (new timer%
+         [notify-callback (λ () (@stick-frame-no . <~ . add1))]
+         [interval (truncate (/ 1000 frame-count))]))
+  (define/obs @stick
+    (@stick-frame-no . ~> . (λ (n) (vector-ref stickman-frames
+                                               (modulo n (vector-length stickman-frames)))))))
+
+(define status-icons
+  (hasheq 'queued (stop-icon #:color syntax-icon-color #:height status-icon-size)
+          'paused (continue-forward-icon #:color syntax-icon-color #:height status-icon-size)
+          'running @stick
+          'error (x-icon #:height status-icon-size)
+          'complete (check-icon #:color color-green #:height status-icon-size)))
+
+(define action-icons
+  (hasheq 'pause (pause-icon #:color syntax-icon-color #:height button-icon-size)
+          'resume (play-icon #:color color-green #:height button-icon-size)
+          'reset (left-over-arrow-icon #:color halt-icon-color #:height button-icon-size)))
+
+(define (bitmap-view @the-bitmap [min-width 1])
+  (pict-canvas #:min-size (@> (list (max min-width (send @the-bitmap get-width)) (send @the-bitmap get-height))) #;(if min-size (list min-size min-size) #f)
+               #:stretch '(#f #f)
+               #:style '(transparent)
+               @the-bitmap
+               bitmap))
+
+(define (exn->string e)
+  (with-output-to-string
+    (λ ()
+      (displayln (exn-message e))
+      (displayln "context:")
+      (for ([item (continuation-mark-set->context (exn-continuation-marks e))])
+        (printf "  ~a" (srcloc->string (cdr item)))
+        (when (car item)
+          (printf ": ~a" (car item)))
+        (displayln "")))))
+
+(define ((handle-graphical-exn @qi) e)
+  (displayln (exn->string e) (current-error-port))
+  (cond
+    [(obs-peek @auto-retry)
+     (void) ;; TODO
+     #;(do-retry-end wikiname)]
+    [#t
+     (update-qi @qi [st 'error])
+     (do-try-unpause-next-entry)
+     (thread
+      (λ ()
+        (define/obs @visible? #t)
+        (render
+         (dialog #:title "Download Error"
+                 #:style '(resize-border)
+                 #:mixin (λ (%) (class % (super-new)
+                                  (obs-observe! @visible? (λ (visible?) (send this show visible?)))))
+                 (vpanel #:margin '(15 15)
+                         (text "Encountered this error while downloading:")
+                         (input #:style '(multiple hscroll)
+                                #:min-size '(#f 200)
+                                (exn->string e))
+                         ;; TODO
+                         #;(button "Retry Now" (λ () (:= @visible? #f) (do-retry-now wikiname)))
+                         #;(button "Retry Round-Robin" (λ () (:= @visible? #f) (do-retry-end wikiname)))
+                         #;(button "Skip Wiki" (λ () (:= @visible? #f) (do-continue)))
+                         #;(button "Use Auto-Retry" (λ ()
+                                                      (:= @auto-retry #t)
+                                                      (:= @visible? #f)
+                                                      (do-retry-end wikiname)))
+                         #;(text "Be careful not to auto-retry an infinite loop!")))
+         main-window)))
+     (sleep)
+     ; make sure the broken thread is gone
+     (define th (qi^-th (obs-peek @qi)))
+     (when th (kill-thread th))]))
+
+(define segments
+  (list
+   (list 5/100 (make-color 0 223 217))
+   (list 88/100 color-green)
+   (list 2/100 (make-color 0 223 217))
+   (list 5/100 color-green)))
+(define segment-spacing 2)
+(unless (= (apply + (map car segments)) 1)
+  (error 'segments "segments add up to ~a, not 1" (apply + (map car segments))))
+
+;; return the new bitmap, which can be drawn on a dc<%>
+(define/memoize (ray-trace width height stage progress max-progress)
+  ;; (printf "rendering ~a ~a/~a at ~a~n" stage progress max-progress (current-inexact-milliseconds))
+  (define bm (make-object bitmap% width height #f #t))
+  (define dc (make-object bitmap-dc% bm))
+  (define width-available (- width (* (length segments) segment-spacing)))
+  (send dc set-smoothing 'unsmoothed)
+  (send dc set-pen "black" 0 'transparent)
+  (for/fold ([offset 0])
+            ([segment segments]
+             [i (in-naturals 0)]) ;; zero indexed stages?
+    ;; calculate start and end locations of grey bar
+    (define-values (segment-proportion segment-color) (apply values segment))
+    (define segment-start (if (= offset 0) 0 (+ offset segment-spacing)))
+    (define segment-width (* width-available segment-proportion))
+    ;; draw grey bar
+    (send dc set-brush (make-color 180 180 180 0.4) 'solid)
+    (send dc draw-rectangle segment-start 0 segment-width height)
+    ;; draw solid bar according to the current item's progress
+    (define proportion
+      (cond [(stage . < . i) 0]
+            [(stage . > . i) 1]
+            [(max-progress . <= . 0) 0]
+            [(progress . < . 0) 0]
+            [(progress . >= . max-progress) 1]
+            [else (progress . / . max-progress)]))
+    (send dc set-brush segment-color 'solid)
+    (send dc draw-rectangle segment-start 0 (* proportion segment-width) height)
+    (+ segment-start segment-width))
+  (bitmap-render-icon bm 6/8))
+
+;; get ray traced bitmap (possibly from cache) and draw on dc<%>
+(define (draw-bar orig-dc qi)
+  ;; (println ray-traced)
+  (define-values (width height) (send orig-dc get-size))
+  (send orig-dc draw-bitmap (ray-trace width height  (qi^-stage qi) (qi^-progress qi) (qi^-max-progress qi)) 0 0))
+
+(define ((make-progress-updater @qi) a b c)
+  ;; (printf "~a: ~a/~a ~a~n" (qi^-wikiname (obs-peek @qi)) a b c)
+  (update-qi @qi [progress a] [max-progress b]))
+
+(define (do-add-to-queue)
+  (define wikiname (string-trim (obs-peek @input)))
+  (when ((string-length wikiname) . > . 0)
+    (add-wikiname-to-queue wikiname 'queued 0)) ;; TODO: automatically start?
+  (:= @input ""))
+
+(define-syntax-rule (update-qi @qi args ...)
+  (let ([wikiname (qi^-wikiname (obs-peek @qi))])
+    (@queue . <~ . (λ (queue)
+                     (for/list ([qi queue])
+                       (if (equal? (qi^-wikiname qi) wikiname)
+                           (struct-copy qi^ qi args ...)
+                           qi))))))
+
+(define (do-start-qi @qi)
+  (define th
+    (thread (λ ()
+              (with-handlers ([exn? (handle-graphical-exn @qi)])
+                (define last-stage
+                  (for/last ([stage all-stages]
+                             [i (in-naturals)])
+                    (update-qi @qi [stage i])
+                    (stage (qi^-wikiname (obs-peek @qi)) (make-progress-updater @qi))
+                    i))
+                (update-qi @qi [st 'complete] [stage (add1 last-stage)])
+                (do-try-unpause-next-entry)))))
+  (update-qi @qi [st 'running] [th th]))
+
+(define (do-stop-qi @qi)
+  (define th (qi^-th (obs-peek @qi)))
+  (when th (kill-thread th))
+  (update-qi @qi [th #f] [st 'paused]))
+
+(define (do-reset-qi @qi)
+  (define th (qi^-th (obs-peek @qi)))
+  (when th (kill-thread th))
+  (update-qi @qi [th #f] [st 'queued] [stage 0] [progress 0] [max-progress 0])
+  (query-exec* "update wiki set progress = 0 where wikiname = ?" (qi^-wikiname (obs-peek @qi))))
+
+(define (do-try-unpause-next-entry)
+  (define queue (obs-peek @queue))
+  (define next-qi (for/first ([qi queue]
+                              #:when (memq (qi^-st qi) '(paused queued error)))
+                    qi))
+  (when next-qi
+    (define @qi (@queue . ~> . (λ (queue) (findf (λ (qi) (equal? (qi^-wikiname qi) (qi^-wikiname next-qi))) queue))))
+    (do-start-qi @qi)))
+
+(define main-window
+  (render
+   (window
+    #:title "Fandom Archiver"
+    #:size '(400 300)
+    #:mixin (λ (%) (class %
+                     (super-new)
+                     (define/augment (on-close)
+                       (send stick-timer stop)
+                       (for ([qi (obs-peek @queue)])
+                         (when (qi^-th qi)
+                           (kill-thread (qi^-th qi))))
+                       #;(disconnect*))))
+    (vpanel
+     #:spacing 10
+     #:margin '(5 5)
+     (hpanel
+      #:stretch '(#t #f)
+      #:spacing 10
+      (hpanel
+       (text "https://")
+       (input @input
+              (λ (event data) (cond
+                                [(eq? event 'input) (:= @input data)]
+                                [(eq? event 'return) (do-add-to-queue)])))
+       (text ".fandom.com"))
+      (button "Download Wiki" do-add-to-queue))
+     (list-view
+      #:style '(vertical)
+      @queue
+      #:key qi^-wikiname
+      (λ (k @qi)
+        (define @status-icons
+          (@> (case (qi^-st @qi)
+                [(running) @stick]
+                [else (hash-ref status-icons (qi^-st @qi))])))
+        (define @is-running?
+          (@> (memq (qi^-st @qi) '(running))))
+        (define @is-complete?
+          (@> (eq? (qi^-st @qi) 'complete)))
+        ;; state icon at the left side
+        (hpanel #:stretch '(#t #f)
+                #:alignment '(left center)
+                #:spacing 8
+                (bitmap-view @status-icons status-icon-min-width)
+                (vpanel
+                 ;; name and buttons (top half)
+                 (hpanel #:alignment '(left bottom)
+                         (text (@> (qi^-wikiname @qi)))
+                         (spacer)
+                         (hpanel
+                          #:stretch '(#f #f)
+                          (if-view @is-complete?
+                                   (button (hash-ref action-icons 'reset)
+                                           (λ () (do-reset-qi @qi)))
+                                   (spacer))
+                          (if-view @is-running?
+                                   (button (hash-ref action-icons 'pause)
+                                           (λ () (do-stop-qi @qi)))
+                                   (button (hash-ref action-icons 'resume)
+                                           (λ () (do-start-qi @qi))))))
+                 ;; progress bar (bottom half)
+                 (hpanel
+                  (canvas
+                   @qi
+                   #:style '(transparent)
+                   #:margin '(3 3)
+                   draw-bar)
+                  (hpanel #:min-size '(68 #f)
+                          #:stretch '(#f #f)
+                          #:alignment '(right center)
+                          (text (@> (format "eta ~a" (qi^-eta @qi))))))))))))))

archiver/archiver.rkt

@@ -0,0 +1,335 @@
+#lang racket/base
+(require racket/file
+         racket/function
+         racket/list
+         racket/path
+         racket/sequence
+         racket/string
+         net/url
+         net/mime
+         file/sha1
+         net/http-easy
+         db
+         json
+         "archiver-database.rkt"
+         "../lib/html-parsing/main.rkt"
+         "../lib/mime-types.rkt"
+         "../lib/syntax.rkt"
+         "../lib/tree-updater.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt"
+         "../lib/archive-file-mappings.rkt")
+
+(provide
+ basename->name-for-query
+ image-url->values
+ hash->save-dir
+ all-stages)
+
+(module+ test
+  (require rackunit))
+
+(define archive-root (anytime-path ".." "storage/archive"))
+(make-directory* archive-root)
+
+(define sources '#hasheq((style . 1) (page . 2)))
+
+(define (get-origin wikiname)
+  (format "https://~a.fandom.com" wikiname))
+
+(define (insert-wiki-entry wikiname)
+  (define dest-url
+    (format "https://~a.fandom.com/api.php?~a"
+            wikiname
+            (params->query '(("action" . "query")
+                             ("meta" . "siteinfo")
+                             ("siprop" . "general|rightsinfo|statistics")
+                             ("format" . "json")
+                             ("formatversion" . "2")))))
+  (define data (response-json (get dest-url)))
+  (define exists? (query-maybe-value* "select progress from wiki where wikiname = ?" wikiname))
+  (if (and exists? (not (sql-null? exists?)))
+      (query-exec* "update wiki set sitename = ?, basepage = ?, license_text = ?, license_url = ? where wikiname = ?"
+                  (jp "/query/general/sitename" data)
+                  (second (regexp-match #rx"/wiki/(.*)" (jp "/query/general/base" data)))
+                  (jp "/query/rightsinfo/text" data)
+                  (jp "/query/rightsinfo/url" data)
+                  wikiname)
+      (query-exec* "insert into wiki (wikiname, progress, sitename, basepage, license_text, license_url) values (?, 0, ?, ?, ?, ?)"
+                  wikiname
+                  (jp "/query/general/sitename" data)
+                  (second (regexp-match #rx"/wiki/(.*)" (jp "/query/general/base" data)))
+                  (jp "/query/rightsinfo/text" data)
+                  (jp "/query/rightsinfo/url" data)))
+  (jp "/query/statistics/articles" data))
+
+
+(define (check-style-for-images wikiname path)
+  (define content (file->string path))
+  (define urls (regexp-match* #rx"url\\(\"?'?([^)]*)'?\"?\\)" content #:match-select cadr))
+  (for/list ([url urls]
+             #:when (not (or (equal? url "")
+                             (equal? url "'")
+                             (string-suffix? url "\"")
+                             (string-contains? url "/resources-ucp/")
+                             (string-contains? url "/fonts/")
+                             (string-contains? url "/drm_fonts/")
+                             (string-contains? url "//db.onlinewebfonts.com/")
+                             (string-contains? url "//bits.wikimedia.org/")
+                             (string-contains? url "dropbox")
+                             (string-contains? url "only=styles")
+                             (string-contains? url "https://https://")
+                             (regexp-match? #rx"^%20" url)
+                             (regexp-match? #rx"^data:" url))))
+    (cond
+      [(string-prefix? url "https://") url]
+      [(string-prefix? url "http://") (regexp-replace #rx"http:" url "https:")]
+      [(string-prefix? url "//") (string-append "https:" url)]
+      [(string-prefix? url "/") (format "https://~a.fandom.com~a" wikiname url)]
+      [else (raise-user-error "While calling check-style-for-images, this URL had an unknown format and couldn't be saved:" url path)])))
+
+(define (download-styles-for-wiki wikiname callback)
+  (define save-dir (build-path archive-root wikiname "styles"))
+  (make-directory* save-dir)
+  (define theme (λ (theme-name)
+                  (cons (format "https://~a.fandom.com/wikia.php?controller=ThemeApi&method=themeVariables&variant=~a" wikiname theme-name)
+                        (build-path save-dir (format "themeVariables-~a.css" theme-name)))))
+  ;; (Listof (Pair url save-path))
+  (define styles
+    (list
+     (theme "default")
+     (theme "light")
+     (theme "dark")
+     (cons (format "https://~a.fandom.com/load.php?lang=en&modules=site.styles%7Cskin.fandomdesktop.styles%7Cext.fandom.PortableInfoboxFandomDesktop.css%7Cext.fandom.GlobalComponents.CommunityHeaderBackground.css%7Cext.gadget.site-styles%2Csound-styles&only=styles&skin=fandomdesktop" wikiname)
+           (build-path save-dir "site.css"))))
+  (for ([style styles]
+        [i (in-naturals)])
+    (callback i (length styles) "styles...")
+    (define r (get (car style)))
+    (define body (response-body r))
+    (display-to-file body (cdr style) #:exists 'replace)
+    ;; XXX: how the HELL do I deal with @import?? would need some kind of recursion here. how will the page server know where to look up the style file to be able to serve them again? do I add another link-stylesheet tag to the main page? what about the remaining stuck @import url?
+    )
+  (callback (length styles) (length styles) "styles...")
+  styles)
+
+(define (hash->save-dir wikiname hash)
+  (build-path archive-root wikiname "images" (substring hash 0 1) (substring hash 0 2)))
+
+(define (image-url->values i)
+  ;; TODO: handle case where there is multiple broken cb parameter on minecraft wiki
+  ;; TODO: ensure it still "works" with broken & on minecraft wiki
+  (define no-cb (regexp-replace #rx"\\cb=[0-9]+&?" i "")) ; remove cb url parameter which does nothing
+  (define key (regexp-replace #rx"[&?]$" no-cb "")) ; remove extra separator if necessary
+  (define hash (sha1 (string->bytes/utf-8 key)))
+  (cons key hash))
+
+
+;; 1. Download list of wiki pages and store in database, if not done yet for that wiki
+(define (if-necessary-download-list-of-pages wikiname callback)
+  (define wiki-progress (query-maybe-value* "select progress from wiki where wikiname = ?" wikiname))
+  ;; done yet?
+  (unless (and (real? wiki-progress) (wiki-progress . >= . 1))
+    ;; Count total pages
+    (define num-pages (insert-wiki-entry wikiname))
+    ;; Download the entire index of pages
+    (define basenames
+      (let loop ([path-with-namefrom "/wiki/Local_Sitemap"]
+                 [basenames-previous-pages null])
+        ;; Download the current index page
+        (define url (format "https://~a.fandom.com~a" wikiname path-with-namefrom))
+        (define r (get url))
+        ;; Metadata from this page (the link to the next page)
+        (define page (html->xexp (bytes->string/utf-8 (response-body r))))
+        (define link-namefrom
+          ((query-selector (λ (t a c x) (and (eq? t 'a)
+                                             (pair? x)
+                                             (string-contains? (car x) "Next page")
+                                             (let ([href (get-attribute 'href a)] )
+                                               (and href (string-contains? href "/wiki/Local_Sitemap")))))
+                           page #:include-text? #t)))
+        ;; Content from this page
+        (define basenames-this-page
+          (for/list ([link (in-producer
+                            (query-selector
+                             (λ (t a c) (eq? t 'a))
+                             ((query-selector (λ (t a c) (has-class? "mw-allpages-chunk" a)) page)))
+                            #f)])
+            (local-encoded-url->basename (get-attribute 'href (bits->attributes link)))))
+        ;; Call the progress callback
+        (define all-basenames (append basenames-previous-pages basenames-this-page))
+        (callback (length all-basenames) num-pages (last all-basenames))
+        ;; Recurse to download from the next page
+        (if link-namefrom
+            (loop (get-attribute 'href (bits->attributes link-namefrom)) all-basenames)
+            all-basenames)))
+    ;; Save those pages into the database
+    ;; SQLite can have a maximum of 32766 parameters in a single query
+    (for ([slice (in-slice 32760 basenames)])
+      (define query-template (string-join (make-list (length slice) "(?1, ?, 0)") ", " #:before-first "insert or ignore into page (wikiname, basename, progress) values "))
+      (call-with-transaction
+       (get-slc)
+       (λ ()
+         (apply query-exec* query-template wikiname slice)
+         ;; Record that we have the complete list of pages
+         (query-exec* "update wiki set progress = 1 where wikiname = ?" wikiname))))))
+
+
+;; 2. Download each page via API and:
+;; * Save API response to file
+(define max-page-progress 1)
+(define (save-each-page wikiname callback)
+  ;; prepare destination folder
+  (define save-dir (build-path archive-root wikiname))
+  (make-directory* save-dir)
+  ;; gather list of basenames to download (that aren't yet complete)
+  (define basenames (query-list* "select basename from page where wikiname = ? and progress < ?"
+                                wikiname max-page-progress))
+  ;; counter of complete/incomplete basenames
+  (define already-done-count
+    (query-value* "select count(*) from page where wikiname = ? and progress = ?"
+                 wikiname max-page-progress))
+  (define not-done-count
+    (query-value* "select count(*) from page where wikiname = ? and progress < ?"
+                  wikiname max-page-progress))
+  (define total-count (+ already-done-count not-done-count))
+  ;; set initial progress
+  (callback already-done-count total-count "")
+  ;; loop through basenames and download
+  (for ([basename basenames]
+        [i (in-naturals (add1 already-done-count))])
+    (define name-for-query (basename->name-for-query basename))
+    (define dest-url
+      (format "https://~a.fandom.com/api.php?~a"
+              wikiname
+              (params->query `(("action" . "parse")
+                               ("page" . ,name-for-query)
+                               ("prop" . "text|headhtml|langlinks")
+                               ("formatversion" . "2")
+                               ("format" . "json")))))
+    (define r (get dest-url))
+    (define body (response-body r))
+    (define filename (string-append basename ".json"))
+    (define save-path
+      (cond [((string-length basename) . > . 240)
+             (define key (sha1 (string->bytes/latin-1 basename)))
+             (query-exec* "insert into special_page (wikiname, key, basename) values (?, ?, ?)"
+                         wikiname key basename)
+             (build-path save-dir (string-append key ".json"))]
+            [#t
+             (build-path save-dir (string-append basename ".json"))]))
+    (display-to-file body save-path #:exists 'replace)
+    (query-exec* "update page set progress = 1 where wikiname = ? and basename = ?"
+                wikiname basename)
+    (callback i total-count basename))
+  ;; saved all pages, register that fact in the database
+  (query-exec* "update wiki set progress = 2 where wikiname = ?" wikiname))
+
+
+;; 3. Download CSS and:
+;; * Save CSS to file
+;; * Record style images to database
+(define (if-necessary-download-and-check-styles wikiname callback)
+  (define wiki-progress (query-maybe-value* "select progress from wiki where wikiname = ?" wikiname))
+  (unless (and (number? wiki-progress) (wiki-progress . >= . 3))
+    (define styles (download-styles-for-wiki wikiname callback))
+    (define unique-image-urls
+      (remove-duplicates
+       (map image-url->values
+            (flatten
+             (for/list ([style styles])
+               (check-style-for-images wikiname (cdr style)))))
+       #:key cdr))
+    (for ([pair unique-image-urls])
+      (query-exec* "insert or ignore into image (wikiname, url, hash, ext, source, progress) values (?, ?, ?, NULL, 1, 0)" wikiname (car pair) (cdr pair)))
+    (query-exec* "update wiki set progress = 3 where wikiname = ?" wikiname)))
+
+
+;; 4: From downloaded pages, record URLs of image sources and inline style images to database
+(define (check-json-for-images wikiname path)
+  (define data (with-input-from-file path (λ () (read-json))))
+  (define page (html->xexp (preprocess-html-wiki (jp "/parse/text" data))))
+  (define tree (update-tree-wiki page wikiname))
+  null
+  #;(remove-duplicates
+     (for/list ([element (in-producer
+                          (query-selector
+                           (λ (t a c)
+                             (and (eq? t 'img)
+                                  (get-attribute 'src a)))
+                           tree)
+                          #f)])
+       (image-url->values (get-attribute 'src (bits->attributes element))))))
+
+
+;; 5. Download image sources and style images according to database
+(define (save-each-image wikiname callback)
+  (define source (hash-ref sources 'style)) ;; TODO: download entire wiki images instead?
+  ;; gather list of basenames to download (that aren't yet complete)
+  (define rows (query-rows* "select url, hash from image where wikiname = ? and source <= ? and progress < 1"
+                                wikiname source))
+  ;; counter of complete/incomplete basenames
+  (define already-done-count
+    (query-value* "select count(*) from image where wikiname = ? and source <= ? and progress = 1"
+                 wikiname source))
+  (define not-done-count
+    (query-value* "select count(*) from image where wikiname = ? and source <= ? and progress < 1"
+                 wikiname source))
+  ;; set initial progress
+  (callback already-done-count (+ already-done-count not-done-count) "")
+  ;; loop through urls and download
+  (for ([row rows]
+        [i (in-naturals 1)])
+    ;; row fragments
+    (define url (vector-ref row 0))
+    (define hash (vector-ref row 1))
+    ;; check
+    #; (printf "~a -> ~a~n" url hash)
+    (define r (get url))
+    (define declared-type (response-headers-ref r 'content-type))
+    (define final-type (if (equal? declared-type #"application/octet-stream")
+                           (let ([sniff-entity (message-entity (mime-analyze (response-body r)))])
+                             (string->bytes/latin-1 (format "~a/~a" (entity-type sniff-entity) (entity-subtype sniff-entity))))
+                           declared-type))
+    (define ext
+      (with-handlers ([exn:fail:contract? (λ _ (error 'save-each-image "no ext found for mime type `~a` in file ~a" final-type url))])
+        (bytes->string/latin-1 (mime-type->ext final-type))))
+    ;; save
+    (define save-dir (hash->save-dir wikiname hash))
+    (make-directory* save-dir)
+    (define save-path (build-path save-dir (string-append hash "." ext)))
+    (define body (response-body r))
+    (display-to-file body save-path #:exists 'replace)
+    (query-exec* "update image set progress = 1, ext = ? where wikiname = ? and hash = ?"
+                ext wikiname hash)
+    (callback (+ already-done-count i) (+ already-done-count not-done-count) (string-append (substring hash 0 6) "..." ext)))
+  ;; saved all images, register that fact in the database
+  (query-exec* "update wiki set progress = 4 where wikiname = ?" wikiname))
+
+(define all-stages
+  (list
+   if-necessary-download-list-of-pages
+   save-each-page
+   if-necessary-download-and-check-styles
+   ;; check-json-for-images
+   save-each-image))
+
+(module+ test
+  (check-equal? (html->xexp "<img src=\"https://example.com/images?src=Blah.jpg&amp;width=150\">")
+                '(*TOP* (img (@ (src "https://example.com/images?src=Blah.jpg&width=150")))))
+  #;(download-list-of-pages "minecraft" values)
+  #;(save-each-page "minecraft" values)
+  #;(check-json-for-images "chiki" (build-path archive-root "chiki" "Fiona.json"))
+  #;(do-step-3 "gallowmere")
+  #;(save-each-image "gallowmere" (hash-ref sources 'style) (λ (a b c) (printf "~a/~a ~a~n" a b c)))
+
+  #;(for ([wikiname (query-list* "select wikiname from wiki")])
+      (println wikiname)
+      (insert-wiki-entry wikiname))
+
+  #;(for ([wikiname (query-list* "select wikiname from wiki")])
+      (println wikiname)
+      (do-step-3 wikiname)
+      (save-each-image wikiname (hash-ref sources 'style) (λ (a b c) (printf "~a/~a ~a~n" a b c)))))
+
+; (for ([stage all-stages]) (stage "create" (λ (a b c) (printf "~a/~a ~a~n" a b c))))

archiver/info.rkt

@@ -0,0 +1,3 @@
+#lang info
+
+(define build-deps '("rackunit-lib" "web-server-lib" "http-easy-lib" "html-parsing" "html-writing" "json-pointer" "ini-lib" "memo" "net-cookies-lib" "gui-easy-lib" "sql" "charterm" "cli"))

archiver/req.rktd

@@ -0,0 +1 @@
+((local (".")))

breezewiki.rkt

@@ -19,8 +19,10 @@
 (require-reloadable "src/page-search.rkt" page-search)
 (require-reloadable "src/page-set-user-settings.rkt" page-set-user-settings)
 (require-reloadable "src/page-static.rkt" static-dispatcher)
+(require-reloadable "src/page-static-archive.rkt" page-static-archive)
 (require-reloadable "src/page-subdomain.rkt" subdomain-dispatcher)
 (require-reloadable "src/page-wiki.rkt" page-wiki)
+(require-reloadable "src/page-wiki-offline.rkt" page-wiki-offline)
 (require-reloadable "src/page-file.rkt" page-file)
 
 (reload!)
@@ -28,7 +30,9 @@
 (define ch (make-channel))
 (define (start)
   (serve/launch/wait
-   #:listen-ip (if (config-true? 'debug) "127.0.0.1" #f)
+   #:listen-ip (if (equal? (config-get 'bind_host) "auto")
+                 (if (config-true? 'debug) "127.0.0.1" #f)
+                 (config-get 'bind_host))
    #:port (string->number (config-get 'port))
    (λ (quit)
      (channel-put ch (lambda () (semaphore-post quit)))
@@ -42,7 +46,9 @@
       page-proxy
       page-search
       page-set-user-settings
+      page-static-archive
       page-wiki
+      page-wiki-offline
       page-file
       redirect-wiki-home
       static-dispatcher

dist.rkt

@@ -13,12 +13,16 @@
 (require (only-in "src/page-search.rkt" page-search))
 (require (only-in "src/page-set-user-settings.rkt" page-set-user-settings))
 (require (only-in "src/page-static.rkt" static-dispatcher))
+(require (only-in "src/page-static-archive.rkt" page-static-archive))
 (require (only-in "src/page-subdomain.rkt" subdomain-dispatcher))
 (require (only-in "src/page-wiki.rkt" page-wiki))
+(require (only-in "src/page-wiki-offline.rkt" page-wiki-offline))
 (require (only-in "src/page-file.rkt" page-file))
 
 (serve/launch/wait
- #:listen-ip (if (config-true? 'debug) "127.0.0.1" #f)
+ #:listen-ip (if (equal? (config-get 'bind_host) "auto")
+                 (if (config-true? 'debug) "127.0.0.1" #f)
+                 (config-get 'bind_host))
  #:port (string->number (config-get 'port))
  (λ (quit)
    (dispatcher-tree
@@ -31,7 +35,9 @@
     page-proxy
     page-search
     page-set-user-settings
+    page-static-archive
     page-wiki
+    page-wiki-offline
     page-file
     redirect-wiki-home
     static-dispatcher

info.rkt

@@ -1,3 +1,3 @@
 #lang info
 
-(define build-deps '("rackunit-lib" "web-server-lib" "http-easy-lib" "html-parsing" "html-writing" "json-pointer" "ini-lib" "memo" "net-cookies-lib"))
+(define build-deps '("rackunit-lib" "web-server-lib" "http-easy-lib" "html-parsing" "html-writing" "json-pointer" "typed-ini-lib" "memo" "net-cookies-lib" "db"))

lib/archive-file-mappings.rkt

@@ -0,0 +1,28 @@
+#lang racket/base
+(require racket/string
+         net/url
+         (only-in net/uri-codec uri-decode)
+         "url-utils.rkt")
+(provide
+ local-encoded-url->segments
+ url-segments->basename
+ local-encoded-url->basename
+ basename->name-for-query
+ url-segments->guess-title)
+
+(define (local-encoded-url->segments str) ; '("wiki" "Page_title")
+  (map path/param-path (url-path (string->url str))))
+
+(define (url-segments->basename segments) ; "Page_title" filename encoded, no extension or dir prefix
+  (define extra-encoded (map (λ (s) (bytes->string/latin-1 (percent-encode s filename-set #f))) (cdr segments)))
+  (define basic-filename (string-join extra-encoded "#"))
+  basic-filename)
+
+(define (local-encoded-url->basename str) ; '("wiki" "Page_title"), no extension or dir prefix
+  (url-segments->basename (local-encoded-url->segments str)))
+
+(define (basename->name-for-query str)
+  (uri-decode (regexp-replace* #rx"#" str "/")))
+
+(define (url-segments->guess-title segments)
+  (regexp-replace* #rx"_" (cadr segments) " "))

lib/mime-types.rkt

@@ -0,0 +1,34 @@
+#lang racket/base
+(require racket/contract
+         racket/match
+         racket/path
+         racket/runtime-path
+         racket/string)
+
+(provide
+ (contract-out
+  [ext->mime-type (-> bytes? bytes?)]
+  [mime-type->ext (-> bytes? bytes?)]))
+
+(define-runtime-path mime.types-path "mime.types")
+
+(define ls
+  (call-with-input-file mime.types-path
+    (λ (in) (for/list ([line (in-lines in)]
+                       #:when (not (regexp-match? #rx"^ *($|#)" line)))
+              (match line
+                [(regexp #rx"^([^ ]+) +(.+)$" (list _ mime ext))
+                 (cons (string->bytes/utf-8 ext) (string->bytes/utf-8 mime))]
+                [(regexp #rx"^ *#") (void)]
+                [_ (log-warning "mime-types: failed to parse line ~s" line)])))))
+
+(define forward-hash (make-immutable-hash ls))
+(define reverse-hash (make-immutable-hash (map (λ (x) (cons (cdr x) (car x))) ls)))
+
+(define (ext->mime-type ext-in)
+  (define ext (regexp-replace #rx"^\\." ext-in #""))
+  (hash-ref forward-hash ext))
+
+(define (mime-type->ext m-in)
+  (define m (regexp-replace #rx";.*" m-in #""))
+  (hash-ref reverse-hash m))

lib/mime.types

@@ -0,0 +1,88 @@
+text/html                             html
+text/css                              css
+application/xml                       xml
+text/xml                              xml
+image/gif                             gif
+image/jpeg                            jpeg
+application/javascript                js
+text/javascript                       js
+application/atom+xml                  atom
+application/rss+xml                   rss
+
+text/mathml                           mml
+text/plain                            txt
+text/x-component                      htc
+
+image/png                             png
+image/tiff                            tiff
+image/vnd.wap.wbmp                    wbmp
+image/x-icon                          ico
+image/vnd.microsoft.icon              ico
+image/x-jng                           jng
+image/x-ms-bmp                        bmp
+image/svg+xml                         svg
+image/webp                            webp
+
+application/font-woff2                woff2
+application/acad                      woff2
+font/woff2                            woff2
+application/font-woff                 woff
+font/woff                             woff
+application/x-font-ttf                ttf
+application/x-font-truetype           ttf
+application/x-truetype-font           ttf
+application/font-sfnt                 ttf
+font/sfnt                             ttf
+application/vnd.oasis.opendocument.formula-template otf
+application/x-font-opentype           otf
+application/vnd.ms-opentype           otf
+font/otf                              otf
+application/java-archive              jar
+application/json                      json
+application/mac-binhex40              hqx
+application/msword                    doc
+application/pdf                       pdf
+application/postscript                ps
+application/rtf                       rtf
+application/vnd.apple.mpegurl         m3u8
+application/vnd.ms-excel              xls
+application/vnd.ms-fontobject         eot
+application/vnd.ms-powerpoint         ppt
+application/vnd.wap.wmlc              wmlc
+application/vnd.google-earth.kml+xml  kml
+application/vnd.google-earth.kmz      kmz
+application/x-7z-compressed           7z
+application/x-cocoa                   cco
+application/x-java-archive-diff       jardiff
+application/x-java-jnlp-file          jnlp
+application/x-makeself                run
+application/x-perl                    pl
+application/x-rar-compressed          rar
+application/x-redhat-package-manager  rpm
+application/x-sea                     sea
+application/x-shockwave-flash         swf
+application/x-stuffit                 sit
+application/x-tcl                     tcl
+application/x-x509-ca-cert            pem
+application/x-xpinstall               xpi
+application/xhtml+xml                 xhtml
+application/xspf+xml                  xspf
+application/zip                       zip
+application/gzip                      gz
+
+audio/midi                            mid midi kar
+audio/mpeg                            mp3
+audio/ogg                             ogg
+audio/x-m4a                           m4a
+audio/x-realaudio                     ra
+
+video/mp2t                            ts
+video/mp4                             mp4
+video/mpeg                            mpeg
+video/quicktime                       mov
+video/webm                            webm
+video/x-flv                           flv
+video/x-m4v                           m4v
+video/x-mng                           mng
+video/x-ms-wmv                        wmv
+video/x-msvideo                       avi

lib/pure-utils.rkt

@@ -4,13 +4,19 @@
  ; call the updater on the dictionary key only if it has that key
  alist-maybe-update
  ; update a value only if a condition succeeds on it
- u)
+ u
+ ; like string-join, but for lists
+ list-join
+ u-counter)
 
 (module+ test
   (require "typed-rackunit.rkt"))
 
+(define u-counter (box 0))
+
 (: alist-maybe-update (∀ (A B) ((Listof (Pairof A B)) A (B -> B) -> (Listof (Pairof A B)))))
 (define (alist-maybe-update alist key updater)
+  (set-box! u-counter (add1 (unbox u-counter)))
   (map (λ ([p : (Pairof A B)])
          (if (eq? (car p) key)
              (cons (car p) (updater (cdr p)))
@@ -24,7 +30,16 @@
 
 (: u (∀ (A) ((A -> Any) (A -> A) A -> A)))
 (define (u condition updater value)
+  (set-box! u-counter (add1 (unbox u-counter)))
   (if (condition value) (updater value) value))
 (module+ test
   (check-equal? (u (λ ([x : Integer]) (< x 5)) (λ ([x : Integer]) (* x -1)) 4) -4)
   (check-equal? (u (λ ([x : Integer]) (< x 5)) (λ ([x : Integer]) (* x -1)) 8) 8))
+
+(: list-join (∀ (A B) (A (Listof B) -> (Listof (U A B)))))
+(define (list-join element ls)
+  (if (pair? (cdr ls))
+      (list* (car ls) element (list-join element (cdr ls)))
+      (list (car ls))))
+(module+ test
+  (check-equal? (list-join "h" '(2 3 4 5)) '(2 "h" 3 "h" 4 "h" 5)))

lib/syntax.rkt

@@ -0,0 +1,148 @@
+#lang racket/base
+(require (for-syntax racket/base syntax/location))
+
+(provide
+ ; help make a nested if. if/in will gain the same false form of its containing if/out.
+ if/out
+ ; cond, but values can be defined between conditions
+ cond/var
+ ; wrap sql statements into lambdas so they can be executed during migration
+ wrap-sql
+ ; get the name of the file that contains the currently evaluating form
+ this-directory
+ this-file
+ ; replacement for define-runtime-path
+ anytime-path)
+
+(module+ test
+  (require rackunit)
+  (define (check-syntax-equal? s1 s2)
+    (check-equal? (syntax->datum s1)
+                  (syntax->datum s2))))
+
+;; actual transforming goes on in here.
+;; it's in a submodule so that it can be required in both levels, for testing
+
+(module transform racket/base
+  (require racket/list)
+
+  (provide
+   transform-if/out
+   transform/out-cond/var)
+
+  (define (transform-if/out stx)
+    (define tree (cdr (syntax->datum stx))) ; condition true false
+    (define else (cddr tree)) ; the else branch cons cell
+    (define result
+      (let walk ([node tree])
+        (cond
+          ; normally, node should be a full cons cell (a pair) but it might be something else.
+          ; situation: reached the end of a list, empty cons cell
+          [(null? node) node]
+          ; situation: reached the end of a list, cons cdr was non-list
+          [(symbol? node) node]
+          ; normal situation, full cons cell
+          ; -- don't go replacing through nested if/out
+          [(and (pair? node) (eq? 'if/out (car node))) node]
+          ; -- replace if/in
+          [(and (pair? node) (eq? 'if/in (car node)))
+           (append '(if) (walk (cdr node)) else)]
+          ; recurse down pair head and tail
+          [(pair? node) (cons (walk (car node)) (walk (cdr node)))]
+          ; something else that can't be recursed into, so pass it through
+          [#t node])))
+    (datum->syntax stx (cons 'if result)))
+
+  (define (transform/out-cond/var stx)
+    (define tree (transform-cond/var (cdr (syntax->datum stx))))
+    (datum->syntax
+     stx
+     tree))
+
+  (define (transform-cond/var tree)
+    (define-values (els temp) (splitf-at tree (λ (el) (and (pair? el) (not (eq? (car el) 'var))))))
+    (define-values (vars rest) (splitf-at temp (λ (el) (and (pair? el) (eq? (car el) 'var)))))
+    (if (null? rest)
+        `(cond ,@els)
+        `(cond
+           ,@els
+           [#t
+            (let* ,(for/list ([var vars])
+                     (cdr var))
+              ,(transform-cond/var rest))]))))
+
+;; the syntax definitions and their tests go below here
+
+(require 'transform (for-syntax 'transform))
+
+(define-syntax (wrap-sql stx)
+  ; the arguments
+  (define xs (cdr (syntax->list stx)))
+  ; wrap each argument
+  (define wrapped (map (λ (xe) ; xe is the syntax of an argument
+                         (if (list? (car (syntax->datum xe)))
+                             ; it's a list of lists (a list of sql migration steps)
+                             ; return instead syntax of a lambda that will call everything in xe
+                             (datum->syntax stx `(λ () ,@xe))
+                             ; it's just a single sql migration step
+                             ; return instead syntax of a lambda that will call xe
+                             (datum->syntax stx `(λ () ,xe))))
+                       xs))
+  ; since I'm returning *code*, I need to return the form (list ...) so that runtime makes a list
+  (datum->syntax stx `(list ,@wrapped)))
+
+(define-syntax (if/out stx)
+  (transform-if/out stx))
+(module+ test
+  (check-syntax-equal? (transform-if/out #'(if/out (condition 1) (if/in (condition 2) (do-yes)) (do-no)))
+                       #'(if (condition 1) (if (condition 2) (do-yes) (do-no)) (do-no)))
+  (check-equal? (if/out #t (if/in #t 'yes) 'no) 'yes)
+  (check-equal? (if/out #f (if/in #t 'yes) 'no) 'no)
+  (check-equal? (if/out #t (if/in #f 'yes) 'no) 'no)
+  (check-equal? (if/out #f (if/in #f 'yes) 'no) 'no))
+
+(define-syntax (this-directory stx)
+  (datum->syntax stx (syntax-source-directory stx)))
+
+(define-syntax (this-file stx)
+  (datum->syntax stx (build-path (or (syntax-source-directory stx) 'same) (syntax-source-file-name stx))))
+
+(module+ test
+  (require racket/path)
+  (check-equal? (file-name-from-path (this-file)) (build-path "syntax.rkt")))
+
+(define-syntax (cond/var stx)
+  (transform/out-cond/var stx))
+(module+ test
+  (check-syntax-equal? (transform/out-cond/var #'(cond/def [#f 0] (var d (* a 2)) [(eq? d 8) d] [#t "not 4"]))
+                       #'(cond
+                           [#f 0]
+                           [#t
+                            (let* ([d (* a 2)])
+                              (cond
+                                [(eq? d 8) d]
+                                [#t "not 4"]))])))
+
+;;; Replacement for define-runtime-path that usually works well and doesn't include the files/folder contents into the distribution.
+;;; When running from source, should always work appropriately.
+;;; When running from a distribution, (current-directory) is treated as the root.
+;;; Usage:
+;;;   * to-root : Path-String * relative path from the source file to the project root
+;;;   * to-dest : Path-String * relative path from the root to the desired file/folder
+(define-syntax (anytime-path stx)
+  (define-values (_ to-root to-dest) (apply values (syntax->list stx)))
+  (define source (syntax-source stx))
+  (unless (complete-path? source)
+    (error 'anytime-path "syntax source has no directory: ~v" stx))
+  (datum->syntax
+   stx
+   `(let* ([source ,source]
+           [dir-of-source (path-only source)]
+           [_ (unless (path? dir-of-source) (error 'anytime-path "syntax source has no directory: ~v" ,source))]
+           [syntax-to-root (build-path dir-of-source ,to-root)]
+           [root (if (directory-exists? syntax-to-root)
+                     ;; running on the same filesystem it was compiled on, i.e. it's running the source code out of a directory, and the complication is the intermediate compilation
+                     syntax-to-root
+                     ;; not running on the same filesystem, i.e. it's a distribution. we assume that the current working directory is where the executable is, and treat this as the root.
+                     (current-directory))])
+      (simple-form-path (build-path root ,to-dest)))))

lib/thread-utils.rkt

@@ -0,0 +1,72 @@
+#lang racket/base
+(require (prefix-in easy: net/http-easy)
+         "../src/data.rkt"
+         "xexpr-utils.rkt")
+
+(provide
+ thread-values)
+
+(module+ test
+  (require rackunit))
+
+(define (thread-values . thunks)
+  (parameterize-break #t
+    (define the-exn (box #f))
+    (define original-thread (current-thread))
+    (define (break e)
+      (when (box-cas! the-exn #f e)
+        (break-thread original-thread))
+      (sleep 0))
+    (define-values (threads channels)
+      (for/fold ([ts null]
+                 [chs null]
+                 #:result (values (reverse ts) (reverse chs)))
+                ([th thunks])
+        (define ch (make-channel))
+        (define t
+          (thread (λ ()
+                    (with-handlers ([exn? break])
+                      (channel-put ch (th))))))
+        (values (cons t ts) (cons ch chs))))
+    (apply
+     values
+     (with-handlers ([exn:break? (λ (_)
+                                   (for ([t threads]) (kill-thread t))
+                                   (if (unbox the-exn)
+                                       (raise (unbox the-exn))
+                                       (error 'thread-values "a thread broke, but without reporting its exception")))])
+       (for/list ([ch channels])
+         (channel-get ch))))))
+
+(module+ test
+  ; check that they actually execute concurrently
+  (define ch (make-channel))
+  (check-equal? (let-values ([(a b)
+                              (thread-values
+                               (λ ()
+                                 (begin
+                                   (channel-put ch 'a)
+                                   (channel-get ch)))
+                               (λ ()
+                                 (begin0
+                                     (channel-get ch)
+                                   (channel-put ch 'b))))])
+                  (list a b))
+                '(b a))
+  ; check that it assigns the correct value to the correct variable
+  (check-equal? (let-values ([(a b)
+                              (thread-values
+                               (λ () (sleep 0) 'a)
+                               (λ () 'b))])
+                  (list a b))
+                '(a b))
+  ; check that exceptions are passed to the original thread, and other threads are killed
+  ;; TODO: if the other thread was making an HTTP request, could it be left stuck open by the kill?
+  (check-equal? (let* ([x "!"]
+                       [res
+                        (with-handlers ([exn:fail:user? (λ (e) (exn-message e))])
+                          (thread-values
+                           (λ () (sleep 0) (set! x "?") (println "this side effect should not happen"))
+                           (λ () (raise-user-error "catch me"))))])
+                  (string-append res x))
+                "catch me!"))

lib/tree-updater.rkt

@@ -3,17 +3,30 @@
          racket/function
          racket/match
          racket/string
-         "config.rkt"
          "pure-utils.rkt"
          "url-utils.rkt"
          "xexpr-utils.rkt")
 
 (provide
+ preprocess-html-wiki
  update-tree-wiki)
 
+(define (preprocess-html-wiki html)
+  (regexp-replace* #rx"(<(?:td|figcaption)[^>]*?>\n?)(?:<li>|[ \t]*?<p class=\"caption\">(.*?)</p>)"
+                   html (λ (whole first-tag [contents #f])
+                          (if (eq? (string-ref whole 1) #\f) ;; figcaption
+                              (string-append first-tag "<span class=\"caption\">" contents "</span>")
+                              (string-append first-tag "<ul><li>")))))
+
+(module+ test
+  (check-equal? (preprocess-html-wiki "<td class=\"va-navbox-column\" style=\"width: 33%\">\n<li>Hey</li>")
+                "<td class=\"va-navbox-column\" style=\"width: 33%\">\n<ul><li>Hey</li>")
+  (check-equal? (preprocess-html-wiki "<figure class=\"thumb tright\" style=\"width: 150px\"><a class=\"image\"><img></a><noscript><a><img></a></noscript><figcaption class=\"thumbcaption\"> 	<p class=\"caption\">Caption text.</p></figcaption></figure>")
+                "<figure class=\"thumb tright\" style=\"width: 150px\"><a class=\"image\"><img></a><noscript><a><img></a></noscript><figcaption class=\"thumbcaption\"><span class=\"caption\">Caption text.</span></figcaption></figure>"))
+
 (module+ test
   (require rackunit
-           html-parsing)
+           "html-parsing/main.rkt")
   (define wiki-document
     '(*TOP*
       (div (@ (class "mw-parser-output"))
@@ -47,7 +60,12 @@
                    (figcaption "Test figure!"))
            (iframe (@ (src "https://example.com/iframe-src")))))))
 
-(define (updater wikiname)
+(define (updater wikiname #:strict-proxy? [strict-proxy? #f])
+  ;; precompute wikiurl regex for efficency
+  (define wikiurl-regex (pregexp (format "^https://(~a)\\.fandom\\.com(/wiki/.*)$" px-wikiname)))
+  ;; precompute link replacement string for efficiency
+  (define wiki-substitution (format "/~a\\1" wikiname))
+
   (define classlist-updater
     (compose1
      ; uncollapse all navbox items (bottom of page mass navigation)
@@ -79,6 +97,9 @@
      (string-replace-curried "pi-collapse-closed" "")
      (string-replace-curried "pi-collapse" "")))
 
+  (define (cardimage-class-updater c)
+    (string-append c " bw-updated-cardtable-cardimage"))
+
   (define attributes-updater
     (compose1
      ; uncollapsing
@@ -89,8 +110,8 @@
      (curry attribute-maybe-update 'href
             (λ (href)
               ((compose1
-                (λ (href) (regexp-replace #rx"^(/wiki/.*)" href (format "/~a\\1" wikiname)))
-                (λ (href) (regexp-replace (pregexp (format "^https://(~a)\\.fandom\\.com(/wiki/.*)" px-wikiname)) href "/\\1\\2")))
+                (λ (href) (regexp-replace #rx"^(/wiki/.*)$" href wiki-substitution))
+                (λ (href) (regexp-replace wikiurl-regex href "/\\1\\2")))
                href)))
      ; add noreferrer to a.image
      (curry u
@@ -101,7 +122,7 @@
                                 '(""))))
      ; proxy images from inline styles, if strict_proxy is set
      (curry u
-            (λ (v) (config-true? 'strict_proxy))
+            (λ (v) strict-proxy?)
             (λ (v) (attribute-maybe-update
                     'style
                     (λ (style)
@@ -114,14 +135,14 @@
      ; and also their links, if strict_proxy is set
      (curry u
             (λ (v)
-              (and (config-true? 'strict_proxy)
+              (and strict-proxy?
                    #;(eq? element-type 'a)
                    (or (has-class? "image-thumbnail" v)
                        (has-class? "image" v))))
             (λ (v) (attribute-maybe-update 'href u-proxy-url v)))
      ; proxy images from src attributes, if strict_proxy is set
      (curry u
-            (λ (v) (config-true? 'strict_proxy))
+            (λ (v) strict-proxy?)
             (λ (v) (attribute-maybe-update 'src u-proxy-url v)))
      ; don't lazyload images
      (curry u
@@ -166,6 +187,24 @@
          ((class "table-scroller"))
          ((,element-type (@ (data-scrolling) ,@attributes)
                          ,@children)))]
+      ; HACK for /yugioh/wiki/Pot_of_Greed: move card images above tables
+      [(and (eq? element-type 'table)
+            (has-class? "cardtable" attributes)
+            (not (has-class? "bw-updated-cardtable-cardimage" attributes)))
+       (define (is-cardimage? t a c) (and (eq? t 'td)
+                                          (has-class? "cardtable-cardimage" a)))
+       (define cardimage ((query-selector is-cardimage? element)))
+       (if (not cardimage)
+           (list element-type attributes children)
+           (let ([new-cardtable (update-tree
+                                 (λ (e t a c)
+                                   (if (is-cardimage? t a c)
+                                       return-no-element
+                                       (list t a c)))
+                                 `(,element-type
+                                   (@ ,(attribute-maybe-update 'class cardimage-class-updater attributes))
+                                   ,@children))])
+             (list 'div null (list cardimage new-cardtable))))]
       ; exclude empty figcaptions
       [(and (eq? element-type 'figcaption)
             (or (eq? (length (filter element-is-element? children)) 0)
@@ -208,13 +247,12 @@
 
   updater)
 
-(define (update-tree-wiki tree wikiname)
-  (update-tree (updater wikiname) tree))
+(define (update-tree-wiki tree wikiname #:strict-proxy? [strict-proxy? #f])
+  (update-tree (updater wikiname #:strict-proxy? strict-proxy?) tree))
 
 (module+ test
   (define transformed
-    (parameterize ([(config-parameter 'strict_proxy) "true"])
-      (update-tree-wiki wiki-document "test")))
+    (update-tree-wiki wiki-document "test" #:strict-proxy? #t))
   ; check that wikilinks are changed to be local
   (check-equal? (get-attribute 'href (bits->attributes
                                       ((query-selector
@@ -260,8 +298,8 @@
   ; check that noscript images are removed
   (check-equal? ((query-selector (λ (t a c) (eq? t 'noscript)) transformed)) #f)
   ; benchmark
-  (when (file-exists? "Frog.html2")
-    (with-input-from-file "Frog.html2"
+  (when (file-exists? "../storage/Frog.html")
+    (with-input-from-file "../storage/Frog.html"
       (λ ()
         (define tree (html->xexp (current-input-port)))
         (time (length (update-tree-wiki tree "minecraft")))))))

lib/url-utils.rkt

@@ -1,6 +1,5 @@
 #lang typed/racket/base
 (require racket/string
-         "config.rkt"
          "pure-utils.rkt")
 (require/typed web-server/http/request-structs
                [#:opaque Header header?])
@@ -10,12 +9,14 @@
  px-wikiname
  ; make a query string from an association list of strings
  params->query
+ ; custom percent encoding (you probably want params->query instead)
+ percent-encode
+ ; sets for custom percent encoding
+ path-set urlencoded-set filename-set
  ; make a proxied version of a fandom url
  u-proxy-url
  ; check whether a url is on a domain controlled by fandom
  is-fandom-url?
-  ; prints "out: <url>"
- log-outgoing
  ; pass in a header, headers, or something useless. they'll all combine into a list
  build-headers
  ; try to follow wikimedia's format for which characters should be encoded/replaced in page titles for the url
@@ -41,6 +42,8 @@
                           )
                         path-set))
 
+(define filename-set '(#\< #\> #\: #\" #\/ #\\ #\| #\? #\* #\# #\~ #\&))
+
 (: percent-encode (String (Listof Char) Boolean -> Bytes))
 (define (percent-encode value set space-as-plus)
   (define b (string->bytes/utf-8 value))
@@ -87,11 +90,6 @@
    (λ ([v : String]) (string-append "/proxy?" (params->query `(("dest" . ,url)))))
    url))
 
-(: log-outgoing (String -> Void))
-(define (log-outgoing url-string)
-  (when (config-true? 'log_outgoing)
-    (printf "out: ~a~n" url-string)))
-
 (: build-headers ((U Header (Listof Header) False Void) * -> (Listof Header)))
 (define (build-headers . fs)
   (apply

lib/xexpr-utils.rkt

@@ -129,7 +129,7 @@
   (λ (element-type attributes children)
     (equal? (get-attribute name attributes) value)))
 
-(define (query-selector selector element)
+(define (query-selector selector element #:include-text? [include-text? #f])
   (generator
    ()
    (let loop ([element element])
@@ -140,7 +140,9 @@
        [(equal? element-type '*DECL*) #f]
        [(equal? element-type '@) #f]
        [#t
-        (when (selector element-type attributes children)
+        (when (if include-text?
+                   (selector element-type attributes children (filter string? (cdr element)))
+                   (selector element-type attributes children))
           (yield element))
         (for ([child children]) (loop child))]))
   #f))
@@ -188,7 +190,9 @@
                 '(body "Hey" (& nbsp) (a (@ (href "/"))))))
 
 (define (has-class? name attributes)
-  (and (member name (string-split (or (get-attribute 'class attributes) "") " ")) #t))
+  ;; splitting without specifying separator or splitting on #px"\\s+" makes
+  ;; string-split use a faster whitespace-specialized implementation.
+  (and (member name (string-split (or (get-attribute 'class attributes) "") #px"\\s+")) #t))
 (module+ test
   (check-true (has-class? "red" '((class "yellow red blue"))))
   (check-false (has-class? "red" '((class "yellow blue"))))

misc/download-wiki-names.rkt

@@ -4,7 +4,7 @@
          racket/string
          json
          net/http-easy
-         html-parsing
+         "../lib/html-parsing/main.rkt"
          "../src/xexpr-utils.rkt"
          "../src/url-utils.rkt")
 

req.rktd

@@ -0,0 +1 @@
+((local (".")))

src/application-globals.rkt

@@ -8,13 +8,16 @@
          html-parsing
          html-writing
          web-server/http
+         web-server/http/bindings
          "config.rkt"
          "data.rkt"
-         "niwa-data.rkt"
+         "extwiki-data.rkt"
+         "extwiki-generic.rkt"
          "static-data.rkt"
-         "pure-utils.rkt"
-         "xexpr-utils.rkt"
-         "url-utils.rkt")
+         "../lib/syntax.rkt"
+         "../lib/pure-utils.rkt"
+         "../lib/xexpr-utils.rkt"
+         "../lib/url-utils.rkt")
 
 (provide
  ; headers to always send on all http responses
@@ -58,53 +61,99 @@
                          "Documentation and more information"))
                      (p
                       (a (@ (href "https://lists.sr.ht/~cadence/breezewiki-discuss"))
-                         "Discussions / Bug reports / Feature requests"))
+                         "Chat / Bug reports / Feature requests"))
+                     ,(if (config-member? 'promotions::indie_wiki_buddy "footer")
+                          `(p
+                            (a (@ (href "https://getindie.wiki/"))
+                               "Get Indie Wiki Buddy browser extension - be redirected to BreezeWiki every time!"))
+                          "")
                      ,(if (config-true? 'instance_is_official)
                           `(p ,(format "This instance is run by the ~a developer, " (config-get 'application_name))
                               (a (@ (href "https://cadence.moe/contact"))
-                                 "Cadence."))
+                                 "Cadence")
+                              ". Proudly hosted by "
+                              (a (@ (href "http://alphamethyl.barr0w.net"))
+                                 "Barrow Network Solutions" (sup "XD"))
+                              ".")
                           `(p
                             ,(format "This unofficial instance is based off the ~a source code, but is not controlled by the code developer." (config-get 'application_name)))))
                 ,(if source-url
                      `(div (p "This page displays proxied content from "
-                              (a (@ (href ,source-url) (rel "noreferrer")) ,source-url)
+                              (a (@ (href ,source-url) (rel "nofollow noreferrer")) ,source-url)
                               ,(format ". Text content is available under the ~a license, " (license^-text license))
-                              (a (@ (href ,(license^-url license))) "see license info.")
+                              (a (@ (href ,(license^-url license)) (rel "nofollow")) "see license info.")
                               " Media files may have different copying restrictions.")
                            (p ,(format "Fandom is a trademark of Fandom, Inc. ~a is not affiliated with Fandom." (config-get 'application_name))))
                      `(div (p "Text content on wikis run by Fandom is available under the Creative Commons Attribution-Share Alike License 3.0 (Unported), "
-                              (a (@ (href "https://www.fandom.com/licensing")) "see license info.")
+                              (a (@ (href "https://www.fandom.com/licensing") (rel "nofollow")) "see license info.")
                               " Media files and official Fandom documents have different copying restrictions.")
                            (p ,(format "Fandom is a trademark of Fandom, Inc. ~a is not affiliated with Fandom." (config-get 'application_name))))))))
 
 ;; generate a notice with a link if a fandom wiki has a replacement as part of NIWA or similar
 ;; if the wiki has no replacement, display nothing
-(define (niwa-notice wikiname title)
-  (define ind (findf (λ (item) (member wikiname (first item))) niwa-data))
-  (if ind
-      (let* ([search-page (format "/Special:Search?~a"
+(define (extwiki-notice wikiname title)
+  (define xt (findf (λ (item) (member wikiname (extwiki^-wikinames item))) extwikis))
+  (cond/var
+   [xt
+    (let* ([group (hash-ref extwiki-groups (extwiki^-group xt))]
+           [search-page (format "/Special:Search?~a"
                                 (params->query `(("search" . ,title)
                                                  ("go" . "Go"))))]
-             [go (if (string-suffix? (third ind) "/")
-                     (regexp-replace #rx"/$" (third ind) (λ (_) search-page))
-                     (let* ([joiner (second (regexp-match #rx"/(w[^./]*)/" (third ind)))])
-                       (regexp-replace #rx"/w[^./]*/.*$" (third ind) (λ (_) (format "/~a~a" joiner search-page)))))])
+           [go (if (string-suffix? (extwiki^-home xt) "/")
+                   (regexp-replace #rx"/$" (extwiki^-home xt) (λ (_) search-page))
+                   (let* ([joiner (second (regexp-match #rx"/(w[^./]*)/" (extwiki^-home xt)))])
+                     (regexp-replace #rx"/w[^./]*/.*$" (extwiki^-home xt) (λ (_) (format "/~a~a" joiner search-page)))))]
+           [props (extwiki-props^ go)])
+      (cond
+        [(eq? (extwiki^-banner xt) 'default)
          `(aside (@ (class "niwa__notice"))
-                (h1 (@ (class "niwa__header")) ,(second ind) " has its own website separate from Fandom.")
-                (a (@ (class "niwa__go") (href ,go)) "Read " ,title " on " ,(second ind) " →")
+                 (h1 (@ (class "niwa__header")) ,(extwiki^-name xt) " has its own website separate from Fandom.")
+                 (a (@ (class "niwa__go") (href ,go)) "Read " ,title " on " ,(extwiki^-name xt) " →")
                  (div (@ (class "niwa__cols"))
                       (div (@ (class "niwa__left"))
-                          (p "Most major Nintendo wikis are part of the "
-                             (a (@ (href "https://www.niwanetwork.org/about/")) "Nintendo Independent Wiki Alliance")
-                             " and have their own wikis off Fandom. You can help this wiki by "
-                             (a (@ (href ,go)) "visiting it directly."))
-                          (p ,(fifth ind))
-                          (div (@ (class "niwa__divider")))
-                          (p "Why are you seeing this message? Fandom refuses to delete or archive their copy of this wiki, so that means their pages will appear high up in search results. Fandom hopes to get clicks from readers who don't know any better.")
-                          (p (@ (class "niwa__feedback")) "This notice brought to you by BreezeWiki / " (a (@ (href "https://www.kotaku.com.au/2022/10/massive-zelda-wiki-reclaims-independence-six-months-before-tears-of-the-kingdom/")) "Info & Context") " / " (a (@ (href "https://docs.breezewiki.com/Reporting_Bugs.html")) "Feedback?")))
+                           (p ,((extwiki-group^-description group) props))
+                           (p ,((extwiki^-description xt) props))
+                           (p "This wiki's core community has wholly migrated away from Fandom. You should "
+                              (a (@ (href ,go)) "go to " ,(extwiki^-name xt) " now!"))
+                           (p (@ (class "niwa__feedback"))
+                              ,@(add-between
+                                 `(,@(for/list ([link (extwiki-group^-links group)])
+                                       `(a (@ (href ,(cdr link))) ,(car link)))
+                                   "This notice is from BreezeWiki"
+                                   (a (@ (href "https://docs.breezewiki.com/Reporting_Bugs.html")) "Feedback?"))
+                                 " / ")))
                       (div (@ (class "niwa__right"))
-                          (img (@ (class "niwa__logo") (src ,(format "https://www.niwanetwork.org~a" (fourth ind)))))))))
-      ""))
+                           (img (@ (class "niwa__logo") (src ,(extwiki^-logo xt)))))))]
+        [(eq? (extwiki^-banner xt) 'parallel)
+         `(aside (@ (class "niwa__parallel"))
+                 (h1 (@ (class "niwa__header-mini"))
+                     "See also "
+                     (a (@ (href ,go)) ,(extwiki^-name xt)))
+                 (p "This topic has multiple communities of editors, some active on the Fandom wiki, others active on " ,(extwiki^-name xt) ".")
+                 (p "For thorough research, be sure to check both communities since they may have different information!")
+                 (p (@ (class "niwa__feedback"))
+                    ,@(add-between
+                       `(,@(for/list ([link (extwiki-group^-links group)])
+                             `(a (@ (href ,(cdr link))) ,(car link)))
+                         "This notice is from BreezeWiki"
+                         (a (@ (href "https://docs.breezewiki.com/Reporting_Bugs.html")) "Feedback?"))
+                       " / ")))]
+        [(eq? (extwiki^-banner xt) 'empty)
+         `(aside (@ (class "niwa__notice niwa__notice--alt"))
+                 (h1 (@ (class "niwa__header")) "You will be redirected to " ,(extwiki^-name xt) ".")
+                 (p (@ (style "position: relative; top: -12px;")) "This independent wiki community has its own site separate from Fandom.")
+                 (a (@ (class "niwa__go") (href ,go)) "Take me there! →")
+
+                 (p (@ (class "niwa__feedback") (style "text-align: left"))
+                    ,@(add-between
+                       `(,@(for/list ([link (extwiki-group^-links group)])
+                             `(a (@ (href ,(cdr link))) ,(car link)))
+                         "This notice is from BreezeWiki")
+                       " / ")))]))]
+   (var fetched-callback (get-redirect-content wikiname))
+   [fetched-callback
+    (fetched-callback title)]
+   [#t ""]))
 
 (define (generate-wiki-page
          content
@@ -114,22 +163,26 @@
          #:title title
          #:head-data [head-data-in #f]
          #:siteinfo [siteinfo-in #f]
-         #:user-cookies [user-cookies-in #f])
+         #:user-cookies [user-cookies-in #f]
+         #:online-styles [online-styles #t])
   (define siteinfo (or siteinfo-in siteinfo-default))
   (define head-data (or head-data-in ((head-data-getter wikiname))))
   (define user-cookies (or user-cookies-in (user-cookies-getter req)))
-  (define (required-styles origin)
-    (map (λ (dest-path)
-           (define url (format dest-path origin))
+  (define origin (format "https://~a.fandom.com" wikiname))
+  (define required-styles
+    (cond
+      [online-styles
+       (define styles
+         (list
+          (format "~a/wikia.php?controller=ThemeApi&method=themeVariables&variant=~a" origin (user-cookies^-theme user-cookies))
+          (format "~a/load.php?lang=en&modules=site.styles%7Cskin.fandomdesktop.styles%7Cext.fandom.PortableInfoboxFandomDesktop.css%7Cext.fandom.GlobalComponents.CommunityHeaderBackground.css%7Cext.gadget.site-styles%2Csound-styles&only=styles&skin=fandomdesktop" origin)))
        (if (config-true? 'strict_proxy)
-               (u-proxy-url url)
-               url))
-         `(#;"~a/load.php?lang=en&modules=skin.fandomdesktop.styles&only=styles&skin=fandomdesktop"
-           #;"~a/load.php?lang=en&modules=ext.gadget.dungeonsWiki%2CearthWiki%2Csite-styles%2Csound-styles&only=styles&skin=fandomdesktop"
-           #;"~a/load.php?lang=en&modules=site.styles&only=styles&skin=fandomdesktop"
-           ; combine the above entries into a single request for potentially extra speed - fandom.com doesn't even do this!
-           ,(format "~~a/wikia.php?controller=ThemeApi&method=themeVariables&variant=~a" (user-cookies^-theme user-cookies))
-           "~a/load.php?lang=en&modules=skin.fandomdesktop.styles%7Cext.fandom.PortableInfoboxFandomDesktop.css%7Cext.fandom.GlobalComponents.CommunityHeaderBackground.css%7Cext.gadget.site-styles%2Csound-styles%7Csite.styles&only=styles&skin=fandomdesktop")))
+           (map u-proxy-url styles)
+           styles)]
+      [#t
+       (list
+        (format "/archive/~a/styles/themeVariables-~a.css" wikiname (user-cookies^-theme user-cookies))
+        (format "/archive/~a/styles/site.css" wikiname))]))
   `(*TOP*
     (*DECL* DOCTYPE html)
     (html
@@ -141,7 +194,7 @@
                       (config-get 'application_name)))
       ,@(map (λ (url)
                `(link (@ (rel "stylesheet") (type "text/css") (href ,url))))
-             (required-styles (format "https://~a.fandom.com" wikiname)))
+             required-styles)
       (link (@ (rel "stylesheet") (type "text/css") (href ,(get-static-url "main.css"))))
       (script "const BWData = "
               ,(jsexpr->string (hasheq 'wikiname wikiname
@@ -154,11 +207,27 @@
                                       (λ (v) (u-proxy-url v))
                                       (head-data^-icon-url head-data))))))
      (body (@ (class ,(head-data^-body-class head-data)))
+           ,(let ([extension-eligible?
+                   (cond/var
+                    [(not req) #f]
+                    [(not (config-member? 'promotions::indie_wiki_buddy "banner")) #f]
+                    (var ua-pair (assq 'user-agent (request-headers req)))
+                    [(not ua-pair) #f]
+                    (var ua (string-downcase (cdr ua-pair)))
+                    ;; everyone pretends to be chrome, so we do it in reverse
+                    ;; this excludes common browsers that don't support the extension
+                    [#t (and (not (string-contains? ua "edge/"))
+                             (not (string-contains? ua "mobile")))])])
+              (if extension-eligible?
+                  `(div (@ (class "bw-top-banner"))
+                        (div (@ (class "bw-top-banner-rainbow"))
+                             "Try " (a (@ (href "https://getindie.wiki/") (target "_blank")) "our affiliated browser extension") " - redirect to BreezeWiki automatically!\n"))
+                  ""))
            (div (@ (class "main-container"))
                 (div (@ (class "fandom-community-header__background tileHorizontally header")))
                 (div (@ (class "page"))
                      (main (@ (class "page__main"))
-                           ,(niwa-notice wikiname title)
+                           ,(extwiki-notice wikiname title)
                            (div (@ (class "custom-top"))
                                 (h1 (@ (class "page-title")) ,title)
                                 (nav (@ (class "sitesearch"))
@@ -177,7 +246,8 @@
                                                      (if (equal? theme (user-cookies^-theme user-cookies))
                                                          "bw-theme__item bw-theme__item--selected"
                                                          "bw-theme__item"))
-                                               `(a (@ (href ,(user-cookies-setter-url
+                                                   `(a (@ (rel "nofollow")
+                                                          (href ,(user-cookies-setter-url
                                                                   req
                                                                   (struct-copy user-cookies^ user-cookies
                                                                                [theme theme]))) (class ,class))

src/config.rkt

@@ -2,19 +2,17 @@
 (require racket/function
          racket/pretty
          racket/runtime-path
-         racket/string)
-(require/typed ini
-  [#:opaque Ini ini?]
-  [read-ini (Input-Port -> Ini)]
-  [ini->hash (Ini -> (Immutable-HashTable Symbol (Immutable-HashTable Symbol String)))])
+         racket/string
+         typed/ini)
 
 (provide
  config-parameter
  config-true?
+ config-member?
  config-get)
 
 (module+ test
-  (require "typed-rackunit.rkt"))
+  (require "../lib/typed-rackunit.rkt"))
 
 (define-runtime-path path-config "../config.ini")
 
@@ -26,66 +24,80 @@
 (define (config-true? key)
   (not (member ((config-parameter key)) '("" "false"))))
 
+(: config-member? (Symbol String [#:sep String] -> Boolean))
+(define (config-member? key item #:sep [sep #px"\\s+"])
+  (and (config-true? key)
+       (not (not (member item (string-split (config-get key) sep))))))
+
 (: config-get (Symbol -> String))
 (define (config-get key)
   ((config-parameter key)))
 
 (define default-config
   '((application_name . "BreezeWiki")
+    (bind_host . "auto")
+    (port . "10416")
     (canonical_origin . "")
     (debug . "false")
     (feature_search_suggestions . "true")
     (instance_is_official . "false") ; please don't turn this on, or you will make me very upset
     (log_outgoing . "true")
-    (port . "10416")
-    (strict_proxy . "true")))
+    (strict_proxy . "false")
+
+    (feature_offline::enabled . "false")
+    (feature_offline::format . "json.gz")
+    (feature_offline::only . "false")
+
+    (access_log::enabled . "false")
+
+    (promotions::indie_wiki_buddy . "banner home")))
 
 (define loaded-alist
   (with-handlers
     ([exn:fail:filesystem:errno?
       (λ (exn)
-        (begin0
-            '()
-          (displayln "note: config file not detected, using defaults")))]
+        (displayln "note: config file not detected, using defaults")
+        '())]
      [exn:fail:contract?
       (λ (exn)
-        (begin0
-            '()
-          (displayln "note: config file empty or missing [] section, using defaults")))])
-    (define l
-      (hash->list
-       (hash-ref
+        (displayln "note: config file empty or missing [] section, using defaults")
+        '())])
+    (define h (in-hash
                (ini->hash
                 (call-with-input-file path-config
                   (λ (in)
-             (read-ini in))))
-        '||)))
-    (begin0
-        l
-      (printf "note: ~a items loaded from config file~n" (length l)))))
+                    (read-ini in))))))
+    (define l
+      (for*/list : (Listof (Pairof Symbol String))
+                 ([(section-key section) h]
+                  [(key value) (in-hash section)])
+        (if (eq? section-key '||)
+            (cons key value)
+            (cons (string->symbol (string-append (symbol->string section-key)
+                                                 "::"
+                                                 (symbol->string key)))
+                  value))))
+    (printf "note: ~a items loaded from config file~n" (length l))
+    l))
 
 (define env-alist
-  (let ([e-names (environment-variables-names (current-environment-variables))]
-        [e-ref (λ ([name : Bytes])
+  (for/list : (Listof (Pairof Symbol String))
+            ([name (environment-variables-names (current-environment-variables))]
+             #:when (string-prefix? (string-downcase (bytes->string/latin-1 name)) "bw_"))
+    (cons
+     ;; key: convert to string, remove bw_ prefix, convert to symbol
+     (string->symbol (string-downcase (substring (bytes->string/latin-1 name) 3)))
+     ;; value: convert to string
      (bytes->string/latin-1
-                  (cast (environment-variables-ref (current-environment-variables) name)
-                        Bytes)))])
-    (map (λ ([name : Bytes])
-           (cons (string->symbol (string-downcase (substring (bytes->string/latin-1 name) 3)))
-                 (e-ref name)))
-         (filter (λ ([name : Bytes]) (string-prefix? (string-downcase (bytes->string/latin-1 name))
-                                                     "bw_"))
-                 e-names))))
+      (cast (environment-variables-ref (current-environment-variables) name) Bytes)))))
 (when (> (length env-alist) 0)
   (printf "note: ~a items loaded from environment variables~n" (length env-alist)))
 
 (define combined-alist (append default-config loaded-alist env-alist))
 
 (define config
-  (make-immutable-hasheq
-   (map (λ ([pair : (Pairof Symbol String)])
-          (cons (car pair) (make-parameter (cdr pair))))
-        combined-alist)))
+  (for/hasheq ([pair combined-alist]) : (Immutable-HashTable Symbol (Parameter String))
+    (values (car pair) (make-parameter (cdr pair)))))
 
 (when (config-true? 'debug)
   ; all values here are optimised for maximum prettiness
@@ -105,6 +117,10 @@
 (module+ test
   ; this is just a sanity check
   (parameterize ([(config-parameter 'application_name) "JeffWiki"]
-                 [(config-parameter 'strict_proxy) ""])
+                 [(config-parameter 'strict_proxy) ""]
+                 [(config-parameter 'promotions::indie_wiki_buddy) "a b c"])
     (check-equal? (config-get 'application_name) "JeffWiki")
-    (check-false (config-true? 'strict_proxy))))
+    (check-false (config-true? 'strict_proxy))
+    (check-equal? (string? (config-get 'feature_offline::format)) #t)
+    (check-true (config-member? 'promotions::indie_wiki_buddy "b"))))
+

src/data.rkt

@@ -5,10 +5,14 @@
          net/url-string
          (only-in net/cookies/server cookie-header->alist cookie->set-cookie-header make-cookie)
          (prefix-in easy: net/http-easy)
+         db
          memo
          "static-data.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "whole-utils.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt"
+         "../archiver/archiver-database.rkt"
+         "config.rkt")
 
 (provide
  (struct-out siteinfo^)
@@ -30,10 +34,26 @@
 (struct head-data^ (body-class icon-url) #:transparent)
 
 (define license-default (license^ "CC-BY-SA" "https://www.fandom.com/licensing"))
-(define siteinfo-default (siteinfo^ "Test Wiki" "Main_Page" license-default))
+(define siteinfo-default (siteinfo^ "Unknown Wiki" "Main_Page" license-default))
 (define head-data-default (head-data^ "skin-fandomdesktop" (get-static-url "breezewiki-favicon.svg")))
 
+(when (config-true? 'feature_offline::only)
+  (void (get-slc)))
+
 (define/memoize (siteinfo-fetch wikiname) #:hash hash
+  (cond
+    [(config-true? 'feature_offline::only)
+     (when (config-true? 'debug)
+       (printf "using offline mode for siteinfo ~a~n" wikiname))
+     (define row (query-maybe-row* "select sitename, basepage, license_text, license_url from wiki where wikiname = ?"
+                                   wikiname))
+     (if row
+         (siteinfo^ (vector-ref row 0)
+                    (vector-ref row 1)
+                    (license^ (vector-ref row 2)
+                              (vector-ref row 3)))
+         siteinfo-default)]
+    [else
      (define dest-url
        (format "https://~a.fandom.com/api.php?~a"
                wikiname
@@ -48,7 +68,7 @@
      (siteinfo^ (jp "/query/general/sitename" data)
                 (second (regexp-match #rx"/wiki/(.*)" (jp "/query/general/base" data)))
                 (license^ (jp "/query/rightsinfo/text" data)
-                       (jp "/query/rightsinfo/url" data))))
+                          (jp "/query/rightsinfo/url" data)))]))
 
 (define/memoize (head-data-getter wikiname) #:hash hash
   ;; data will be stored here, can be referenced by the memoized closure

src/dispatcher-tree.rkt

@@ -1,16 +1,17 @@
 #lang racket/base
-(require "syntax.rkt"
+(require "../lib/syntax.rkt"
          (for-syntax racket/base)
          racket/string
          net/url
          web-server/http
+         web-server/dispatchers/dispatch
          (prefix-in host: web-server/dispatchers/dispatch-host)
          (prefix-in pathprocedure: web-server/dispatchers/dispatch-pathprocedure)
          (prefix-in sequencer: web-server/dispatchers/dispatch-sequencer)
          (prefix-in lift: web-server/dispatchers/dispatch-lift)
          (prefix-in filter: web-server/dispatchers/dispatch-filter)
          "config.rkt"
-         "url-utils.rkt")
+         "../lib/url-utils.rkt")
 
 (provide
  ; syntax to make the hashmap from names
@@ -34,6 +35,7 @@
 
 (define (make-dispatcher-tree ds)
   (define subdomain-dispatcher (hash-ref ds 'subdomain-dispatcher))
+  (define tree
     (sequencer:make
      subdomain-dispatcher
      (pathprocedure:make "/" (hash-ref ds 'page-home))
@@ -43,8 +45,30 @@
      (pathprocedure:make "/buddyfight/wiki/It_Doesn't_Work!!" (hash-ref ds 'page-it-works))
      (filter:make (pregexp (format "^/~a/wiki/Category:.+$" px-wikiname)) (lift:make (hash-ref ds 'page-category)))
      (filter:make (pregexp (format "^/~a/wiki/File:.+$" px-wikiname)) (lift:make (hash-ref ds 'page-file)))
+     (if (config-true? 'feature_offline::enabled)
+         (filter:make (pregexp (format "^/~a/wiki/.+$" px-wikiname)) (lift:make (hash-ref ds 'page-wiki-offline)))
+         (λ (_conn _req) (next-dispatcher)))
      (filter:make (pregexp (format "^/~a/wiki/.+$" px-wikiname)) (lift:make (hash-ref ds 'page-wiki)))
      (filter:make (pregexp (format "^/~a/search$" px-wikiname)) (lift:make (hash-ref ds 'page-search)))
      (filter:make (pregexp (format "^/~a(/(wiki(/)?)?)?$" px-wikiname)) (lift:make (hash-ref ds 'redirect-wiki-home)))
+     (if (config-true? 'feature_offline::enabled)
+         (filter:make (pregexp (format "^/archive/~a/(styles|images)/.+$" px-wikiname)) (lift:make (hash-ref ds 'page-static-archive)))
+         (λ (_conn _req) (next-dispatcher)))
      (hash-ref ds 'static-dispatcher)
      (lift:make (hash-ref ds 'page-not-found))))
+  (make-semicolon-fixer-dispatcher tree))
+
+(define ((make-semicolon-fixer-dispatcher orig-dispatcher) conn orig-req)
+  (define orig-uri (request-uri orig-req))
+  (define pps (url-path orig-uri)) ; list of path/param structs
+  (define new-path
+    (for/list ([pp pps])
+      (if (null? (path/param-param pp))
+          pp
+          ;; path/param does have params, which need to be fixed into a semicolon.
+          (path/param
+           (string-append (path/param-path pp) ";" (string-join (path/param-param pp) ";"))
+           null))))
+  (define new-uri (struct-copy url orig-uri [path new-path]))
+  (define new-req (struct-copy request orig-req [uri new-uri]))
+  (orig-dispatcher conn new-req))

src/extwiki-data.rkt

@@ -0,0 +1,459 @@
+#lang racket/base
+
+(provide
+ (struct-out extwiki-props^)
+ (struct-out extwiki-group^)
+ extwiki-groups
+ (struct-out extwiki^)
+ extwikis)
+
+(struct extwiki-props^ (go) #:transparent)
+
+(struct extwiki-group^ (name links description) #:transparent)
+(define extwiki-groups
+  (hasheq 'NIWA
+          (extwiki-group^
+           "NIWA"
+           '(("Why did editors leave Fandom?" . "https://www.kotaku.com.au/2022/10/massive-zelda-wiki-reclaims-independence-six-months-before-tears-of-the-kingdom/"))
+           (λ (props)
+             `(p "Most major Nintendo wikis are part of the "
+                 (a (@ (href "https://www.niwanetwork.org/about/")) "Nintendo Independent Wiki Alliance")
+                 " and have their own wikis off Fandom.")))
+
+          'SEIWA
+          (extwiki-group^
+           "SEIWA"
+           '(("SEIWA Website" . "https://seiwanetwork.org/"))
+           (λ (props)
+             `(p "The Square Enix Indpendent Wiki Alliance, or SEIWA, is a network of independent wikis established in 2011 and focused on providing high-quality coverage of Square Enix and its content. We work together, along with our affiliates and others, to co-operate and support one another while providing the best-quality content on the various Square Enix video games and media.")))
+
+          'Terraria
+          (extwiki-group^
+           "Terraria"
+           '(("Announcement: New Official Terraria Wiki!" . "https://forums.terraria.org/index.php?threads/new-official-terraria-wiki-launches-today.111239/") ("In the media" . "https://www.pcgamesn.com/terraria/wiki"))
+           (λ (props) '()))
+
+          'Calamity_Mod
+          (extwiki-group^
+           "Calamity Mod"
+           '(("Announcement: Moving to wiki.gg" . "https://www.reddit.com/r/CalamityMod/comments/ts0586/important_calamity_wiki_announcement/"))
+           (λ (props) '()))
+
+          'ARK
+          (extwiki-group^
+           "ARK"
+           '(("Announcement: Official Wiki Is Moving!" . "https://survivetheark.com/index.php?/forums/topic/657902-official-ark-wiki-feedback/")
+             ("Reasons" . "https://todo.sr.ht/~cadence/breezewiki-todo/4#event-216613")
+             ("Browser Extension" . "https://old.reddit.com/r/playark/comments/xe51sy/official_ark_wiki_launched_a_browser_extension_to/"))
+           (λ (props) '()))
+
+          'Astroneer
+          (extwiki-group^
+           "Astroneer"
+           '(("Migration discussion" . "https://old.reddit.com/r/Astroneer/comments/z905id/the_official_astroneer_wiki_has_moved_to_wikigg/") ("Migration info" . "https://astroneer.fandom.com/wiki/Talk:Astroneer_Wiki/Migration_to_Wiki.gg"))
+           (λ (props) '()))
+
+          'RuneScape
+          (extwiki-group^
+           "RuneScape"
+           '(("Leaving Wikia" . "https://runescape.wiki/w/Forum:Leaving_Wikia")
+             ("In the media" . "https://kotaku.com/video-game-wikis-abandon-their-platform-after-year-of-p-1829401866")
+             ("Browser Extension" . "https://runescape.wiki/w/RuneScape:Finding_the_wikis_with_ease#Extensions"))
+           (λ (props) '()))
+
+          'empty
+          (extwiki-group^
+           "Misc"
+           '(("This wiki doesn't have a description yet. Add one?" . "https://docs.breezewiki.com/Reporting_Bugs.html"))
+           #f)))
+
+;; wikiname, niwa-name, url, logo-url
+(struct extwiki^ (wikinames banner group name home logo description) #:transparent)
+(define extwikis
+  (list
+   (extwiki^
+    '("arms" "armsgame") 'default
+    'NIWA
+    "ARMS Institute"
+    "https://armswiki.org/wiki/Home"
+    "https://niwanetwork.org/images/logos/armswiki.png"
+    (λ (props)
+      `((p "ARMS Institute is a comprehensive resource for information about the Nintendo Switch game, ARMS. Founded on May 1, 2017 and growing rapidly, the wiki strives to offer in-depth coverage of ARMS from both a competitive and casual perspective. Join us and ARM yourself with knowledge!"))))
+
+   (extwiki^
+    '("pokemon" "monster") 'default
+    'NIWA
+    "Bulbapedia"
+    "https://bulbapedia.bulbagarden.net/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/bulbapedia.png"
+    (λ (props)
+      `((p "A part of the Bulbagarden community, Bulbapedia was founded on December 21, 2004 by Liam Pomfret. Everything you need to know about Pokémon can be found at Bulbapedia, whether about the games, the anime, the manga, or something else entirely. With its Bulbanews section and the Bulbagarden forums, it's your one-stop online place for Pokémon."))))
+
+   (extwiki^
+    '("dragalialost") 'default
+    'NIWA
+    "Dragalia Lost Wiki"
+    "https://dragalialost.wiki/w/Dragalia_Lost_Wiki"
+    "https://niwanetwork.org/images/logos/dragalialost.png"
+    (λ (props)
+      `((p "The Dragalia Lost Wiki was originally founded in September 2018 on the Gamepedia platform but went independent in January 2021. The Wiki aims to document anything and everything Dragalia Lost, from in-game data to mechanics, story, guides, and more!"))))
+
+   (extwiki^
+    '("dragonquest") 'default
+    'NIWA
+    "Dragon Quest Wiki"
+    "https://dragon-quest.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/dragonquestwiki.png"
+    (λ (props)
+      `((p "Originally founded on Wikia, the Dragon Quest Wiki was largely inactive until FlyingRagnar became an admin in late 2009. The wiki went independent about a year later when it merged with the Dragon Quest Dictionary/Encyclopedia which was run by Zenithian and supported by the Dragon's Den.  The Dragon Quest Wiki aims to be the most complete resource for Dragon Quest information on the web. It continues to grow in the hope that one day the series will be as popular in the rest of the world as it is in Japan."))))
+
+   (extwiki^
+    '("fireemblem") 'default
+    'NIWA
+    "Fire Emblem Wiki"
+    "https://fireemblemwiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/fireemblemwiki.png"
+    (λ (props)
+      `((p "Growing since August 26, 2010, Fire Emblem Wiki is a project whose goal is to cover all information pertaining to the Fire Emblem series. It aspires to become the most complete and accurate independent source of information on this series."))))
+
+   (extwiki^
+    '("fzero" "f-zero") 'default
+    'NIWA
+    "F-Zero Wiki"
+    "https://mutecity.org/wiki/F-Zero_Wiki"
+    "https://niwanetwork.org/images/logos/fzerowiki.png"
+    (λ (props)
+      `((p "Founded on Wikia in November 2007, F-Zero Wiki became independent with NIWA's help in 2011. F-Zero Wiki is quickly growing into the Internet's definitive source for the world of 2200 km/h+, from pilots to machines, and is the founding part of MuteCity.org, the web's first major F-Zero community."))))
+
+   (extwiki^
+    '("goldensun") 'default
+    'NIWA
+    "Golden Sun Universe"
+    "https://www.goldensunwiki.net/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/goldensununiverse.png"
+    (λ (props)
+      `((p "Originally founded on Wikia in late 2006, Golden Sun Universe has always worked hard to meet one particular goal: to be the single most comprehensive yet accessible resource on the Internet for Nintendo's RPG series Golden Sun. It became an independent wiki four years later. Covering characters and plot, documenting all aspects of the gameplay, featuring walkthroughs both thorough and bare-bones, and packed with all manner of odd and fascinating minutiae, Golden Sun Universe leaves no stone unturned!"))))
+
+   (extwiki^
+    '("tetris") 'default
+    'NIWA
+    "Hard Drop - Tetris Wiki"
+    "https://harddrop.com/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/harddrop.png"
+    (λ (props)
+      `((p "The Tetris Wiki was founded by Tetris fans for Tetris fans on tetrisconcept.com in March 2006. The Tetris Wiki torch was passed to harddrop.com in July 2009. Hard Drop is a Tetris community for all Tetris players, regardless of skill or what version of Tetris you play."))))
+
+   (extwiki^
+    '("kidicarus") 'default
+    'NIWA
+    "Icaruspedia"
+    "https://www.kidicaruswiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/icaruspedia.png"
+    (λ (props)
+      `((p "Icaruspedia is the Kid Icarus wiki that keeps flying to new heights. After going independent on January 8, 2012, Icaruspedia has worked to become the largest and most trusted independent source of Kid Icarus information. Just like Pit, they'll keep on fighting until the job is done."))))
+
+   (extwiki^
+    '("splatoon" "uk-splatoon" "splatoon3" "splatoon2") 'default
+    'NIWA
+    "Inkipedia"
+    "https://splatoonwiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/inkipedia.png"
+    (λ (props)
+      `((p "Inkipedia is your ever-growing go-to source for all things Splatoon related. Though founded on Wikia on June 10, 2014, Inkipedia went independent on May 18, 2015, just days before Splatoon's release. Our aim is to cover all aspects of the series, both high and low. Come splat with us now!"))))
+
+   (extwiki^
+    '("starfox") 'default
+    'NIWA
+    "Lylat Wiki"
+    "https://starfoxwiki.info/wiki/Lylat_Wiki"
+    "https://niwanetwork.org/images/logos/lylatwiki.png"
+    (λ (props)
+      `((p "Out of seemingly nowhere, Lylat Wiki sprung up one day in early 2010. Led by creator, Justin Folvarcik, and project head, Tacopill, the wiki has reached stability since the move to its own domain. The staff of Lylat Wiki are glad to help out the NIWA wikis and are even prouder to join NIWA's ranks as the source for information on the Star Fox series."))))
+
+   (extwiki^
+    '("metroid" "themetroid") 'default
+    'NIWA
+    "Metroid Wiki"
+    "https://www.metroidwiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/metroidwiki.png"
+    (λ (props)
+      `((p "Metroid Wiki, founded on January 27, 2010 by Nathanial Rumphol-Janc and Zelda Informer, is a rapidly expanding wiki that covers everything Metroid, from the games, to every suit, vehicle and weapon."))))
+
+   (extwiki^
+    '("nintendo" "nintendoseries" "nintendogames") 'default
+    'NIWA
+    "Nintendo Wiki"
+    "http://niwanetwork.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/nintendowiki.png"
+    (λ (props)
+      `((p "Created on May 12, 2010, NintendoWiki (N-Wiki) is a collaborative project by the NIWA team to create an encyclopedia dedicated to Nintendo, being the company around which all other NIWA content is focused. It ranges from mainstream information such as the games and people who work for the company, to the most obscure info like patents and interesting trivia."))))
+
+   (extwiki^
+    '("animalcrossing" "animalcrossingcf" "acnh") 'default
+    'NIWA
+    "Nookipedia"
+    "https://nookipedia.com/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/nookipedia.png"
+    (λ (props)
+      `((p "Founded in August 2005 on Wikia, Nookipedia was originally known as Animal Crossing City. Shortly after its five-year anniversary, Animal Crossing City decided to merge with the independent Animal Crossing Wiki, which in January 2011 was renamed to Nookipedia. Covering everything from the series including characters, items, critters, and much more, Nookipedia is your number one resource for everything Animal Crossing!"))))
+
+   (extwiki^
+    '("pikmin") 'default
+    'NIWA
+    "Pikipedia"
+    "https://www.pikminwiki.com/"
+    "https://niwanetwork.org/images/logos/pikipedia.png"
+    (λ (props)
+      `((p "Pikipedia, also known as Pikmin Wiki, was founded by Dark Lord Revan on Wikia in December 2005. In September 2010, with NIWA's help, Pikipedia moved away from Wikia to become independent. Pikipedia is working towards their goal of being the foremost source for everything Pikmin."))))
+
+   (extwiki^
+    '("pikmin-fan" "pikpikpedia") 'default
+    'NIWA
+    "Pimkin Fanon"
+    "https://www.pikminfanon.com/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/pikifanon.png"
+    (λ (props)
+      `((p "Pikmin Fanon is a Pikmin wiki for fan stories (fanon). Founded back on November 1, 2008 by Rocky0718 as a part of Wikia, Pikmin Fanon has been independent since September 14, 2010. Check them out for fan created stories based around the Pikmin series."))))
+
+   (extwiki^
+    '("supersmashbros") 'default
+    'NIWA
+    "SmashWiki"
+    "https://www.ssbwiki.com/"
+    "https://niwanetwork.org/images/logos/smashwiki.png"
+    (λ (props)
+      `((p "Originally two separate wikis (one on SmashBoards, the other on Wikia), SmashWiki as we know it was formed out of a merge on February 29th, 2008, becoming independent on September 28th, 2010. SmashWiki is the premier source of Smash Bros. information, from simple tidbits to detailed mechanics, and also touches on the origins of its wealth of content from its sibling franchises."))))
+
+   (extwiki^
+    '("starfy") 'default
+    'NIWA
+    "Starfy Wiki"
+    "https://www.starfywiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/starfywiki.png"
+    (λ (props)
+      `((p "Founded on May 30, 2009, Starfy Wiki's one goal is to become the best source on Nintendo's elusive game series The Legendary Starfy. After gaining independence in 2011 with the help of Tappy and the wiki's original administrative team, the wiki still hopes to achieve its goal and be the best source of Starfy info for all present and future fans."))))
+
+   (extwiki^
+    '() 'default
+    'NIWA
+    "StrategyWiki"
+    "https://www.strategywiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/strategywiki.png"
+    (λ (props)
+      `((p "StrategyWiki was founded in December 2005 by former member Brandon Suit with the idea that the existing strategy guides on the Internet could be improved. Three years later, in December 2008, Scott Jacobi officially established Abxy LLC for the purpose of owning and operating StrategyWiki as a community. Their vision is to bring free, collaborative video game strategy guides to the masses, including Nintendo franchise strategy guides."))))
+
+   (extwiki^
+    '("mario" "themario" "imario" "supermarionintendo" "mariokart" "luigi-kart" "mario3") 'default
+    'NIWA
+    "Super Mario Wiki"
+    "https://www.mariowiki.com/"
+    "https://niwanetwork.org/images/logos/mariowiki.png"
+    (λ (props)
+      `((p "Online since August 12, 2005, when it was founded by Steve Shinn, Super Mario Wiki has you covered for anything Mario, Donkey Kong, Wario, Luigi, Yoshi—the whole gang, in fact. With its own large community in its accompanying forum, Super Mario Wiki is not only a great encyclopedia, but a fansite for you to talk anything Mario."))))
+
+   (extwiki^
+    '("mario64") 'default
+    'NIWA
+    "Ukikipedia"
+    "https://ukikipedia.net/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/ukikipedia.png"
+    (λ (props)
+      `((p "Founded in 2018, Ukikipedia is a wiki focused on expert level knowledge of Super Mario 64, including detailed coverage of game mechanics, glitches, speedrunning, and challenges."))))
+
+   (extwiki^
+    '("advancewars") 'default
+    'NIWA
+    "Wars Wiki"
+    "https://www.warswiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/warswiki.png"
+    (λ (props)
+      `((p "Created in February 2009, Wars Wiki is a small wiki community with a large heart. Founded by JoJo and Wars Central, Wars Wiki is going strong on one of Nintendo's lesser known franchises. Wars Wiki is keen to contribute to NIWA, and we're proud to be able to support them. With the Wars Central community, including forums, it's definitely worth checking out."))))
+
+   (extwiki^
+    '("earthbound") 'default
+    'NIWA
+    "WikiBound"
+    "https://www.wikibound.info/wiki/WikiBound"
+    "https://niwanetwork.org/images/logos/wikibound.png"
+    (λ (props)
+      `((p "Founded in early 2010 by Tacopill, WikiBound strives to create a detailed database on the Mother/EarthBound games, a quaint series only having two games officially released outside of Japan. Help spread the PK Love by editing WikiBound!"))))
+
+   (extwiki^
+    '("kirby") 'default
+    'NIWA
+    "WiKirby"
+    "https://wikirby.com/wiki/Kirby_Wiki"
+    "https://niwanetwork.org/images/logos/wikirby.png"
+    (λ (props)
+      `((p "WiKirby. It's a wiki. About Kirby! Amidst the excitement of NIWA being founded, Josh LeJeune decided to create a Kirby Wiki, due to lack of a strong independent one online. Coming online on January 24, 2010, WiKirby continues its strong launch with a dedicated community and a daily growing source of Kirby based knowledge."))))
+
+   (extwiki^
+    '("xenoblade" "xenoseries" "xenogears" "xenosaga") 'parallel
+    'NIWA
+    "Xeno Series Wiki"
+    "https://www.xenoserieswiki.org/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/xenoserieswiki.png"
+    (λ (props)
+      `((p "Xeno Series Wiki was created February 4, 2020 by Sir Teatei Moonlight. While founded by the desire to have an independent wiki for Xenoblade, there was an interest in including the Xenogears and Xenosaga games within its focus as well. This wide range of coverage means it's always in need of new editors to help bolster its many subjects."))))
+
+   (extwiki^
+    '("zelda" "zelda-archive") 'default
+    'NIWA
+    "Zeldapedia"
+    "https://zeldapedia.wiki/wiki/Main_Page"
+    "https://niwanetwork.org/images/logos/zeldapedia.png"
+    (λ (props)
+      `((p "Founded on April 23, 2005 as Zelda Wiki, today's Zeldapedia is your definitive source for encyclopedic information on The Legend of Zelda series, as well as all of the latest Zelda news. Zeldapedia went independent from Fandom in October 2022, citing Fandom's recent buyouts and staffing decisions among their reasons."))))
+
+   (extwiki^
+    '("chrono") 'default
+    'SEIWA
+    "Chrono Wiki"
+    "https://www.chronowiki.org/wiki/Chrono_Wiki"
+    "https://cdn.wikimg.net/en/chronowiki/images/5/59/Site-wiki.png"
+    (λ (props) '((p "A free encyclopedia dedicated to Chrono Trigger, Chrono Cross, Radical Dreamers, and everything else related to the series. A long, rich history and a friendly, encouraging userbase makes this the best Chrono in the entire time/space continuum!"))))
+
+   (extwiki^
+    '("finalfantasy" "finalfantasyxv" "ffxiclopedia") 'parallel
+    'SEIWA
+    "Final Fantasy Wiki"
+    "https://finalfantasywiki.com/wiki/Main_Page"
+    "https://cdn.finalfantasywiki.com/wiki.png"
+    (λ (props) '((p "A new wiki focused on covering Square Enix's flagship franchise, the critically-acclaimed Final Fantasy series. The Final Fantasy Wiki was founded on January 12, 2020 as part of SEIWA and covers all things Final Fantasy and related franchises."))))
+
+   (extwiki^
+    '("kingdomhearts") 'default
+    'SEIWA
+    "Kingdom Hearts Wiki"
+    "https://www.khwiki.com/"
+    "https://kh.wiki.gallery/images/b/bc/Wiki.png"
+    (λ (props) '((p "The Kingdom Hearts Wiki attempts to document all things related to the Kingdom Hearts series, from elements of storyline to gameplay. The site was originally founded on April 1, 2006 on Wikia and became independent on February 9, 2011. Since this time, the community of the KHWiki strives to be the most professional and comprehensive Kingdom Hearts resource in the world."))))
+
+   (extwiki^
+    '("squareenix") 'default
+    'SEIWA
+    "Square Enix Wiki"
+    "https://wiki.seiwanetwork.org/wiki/Main_Page"
+    "https://cdn.seiwanetwork.org/thumb/9/94/Square_Enix_Wiki_Logo.png/200px-Square_Enix_Wiki_Logo.png"
+    (λ (props) '((p "The Square Enix Wiki was founded on February 8, 2012, and is an up-and-coming wiki project created by SEIWA. It focuses on covering all things Square Enix, from its video game series to its physical publications to its most notable employees and work as a company."))))
+
+   (extwiki^
+    '("terraria") 'default
+    'Terraria
+    "Official Terraria Wiki"
+    "https://terraria.wiki.gg/wiki/Terraria_Wiki"
+    "https://terraria.wiki.gg/images/5/5a/App_icon_1.3_Update.png"
+    (λ (props)
+      `()))
+
+   (extwiki^
+    '("calamitymod" "calamity-mod") 'empty
+    'Calamity_Mod
+    "Official Calamity Mod Wiki"
+    "https://calamitymod.wiki.gg/wiki/Calamity_Mod_Wiki"
+    #f
+    #f)
+
+   (extwiki^
+    '("ark" "ark-survival-evolved-archive") 'default
+    'ARK
+    "ARK Community Wiki"
+    "https://ark.wiki.gg/wiki/ARK_Survival_Evolved_Wiki"
+    "https://ark.wiki.gg/images/e/e6/Site-logo.png"
+    (λ (props)
+      `((p "The official ARK: Survival Evolved Wiki launched in 2016. In April 2022 it moved to wiki.gg's hosting to improve creative control and the overall browsing experience."))))
+
+   (extwiki^
+    '("runescape") 'default
+    'RuneScape
+    "RuneScape Wiki"
+    "https://runescape.wiki/"
+    "https://runescape.wiki/images/Wiki.png"
+    (λ (props)
+      `((p "The RuneScape Wiki was founded on April 8, 2005. In October 2018, the wiki left Fandom (then Wikia), citing their apathy towards the wiki and excessive advertisements."))))
+
+   (extwiki^
+    '("oldschoolrunescape") 'default
+    'RuneScape
+    "Old School RuneScape Wiki"
+    "https://oldschool.runescape.wiki/"
+    "https://oldschool.runescape.wiki/images/Wiki.png"
+    (λ (props)
+      `((p "The Old School RuneScape Wiki was founded on February 14, 2013. In October 2018, the RuneScape Wiki left Fandom (then Wikia), citing their apathy towards the wiki and excessive advertisements, with the Old School RuneScape Wiki following suit."))))
+
+   (extwiki^
+    '("runescapeclassic") 'default
+    'RuneScape
+    "RuneScape Classic Wiki"
+    "https://classic.runescape.wiki/"
+    "https://classic.runescape.wiki/images/Wiki.png"
+    (λ (props)
+      `((p "The Old School RuneScape Wiki was founded on April 19, 2009. In October 2018, the RuneScape Wiki left Fandom (then Wikia), citing their apathy towards the wiki and excessive advertisements, with the RuneScape Classic Wiki following suit."))))
+
+   (extwiki^
+    '("astroneer") 'default
+    'Astroneer
+    "Astroneer Wiki"
+    "https://astroneer.wiki.gg/wiki/Astroneer_Wiki"
+    "https://astroneer.wiki.gg/images/7/74/Icon_Astroneer.png"
+    (λ (props)
+      `((p "“Fandom bought Gamepedia and forced a migration, with their restricted, ad-heavy appearance, and other annoying features that we could not remove, the wiki grew slow and annoying to use, especially for logged out users.")
+        (p "“We decided to move away from Fandom to Wiki.gg, which returns the wiki to how it used to be on gamepedia, without the ads spamming and forced videos.”"))))
+
+   ;; fandom wikinames * empty * empty * Name * Home Page
+   (extwiki^ '("aether") 'empty 'empty "Aether Wiki" "https://aether.wiki.gg/wiki/Aether_Wiki" #f #f)
+   (extwiki^ '("before-darkness-falls") 'empty 'empty "Before Darkness Falls Wiki" "https://beforedarknessfalls.wiki.gg/wiki/Before_Darkness_Falls_Wiki" #f #f)
+   (extwiki^ '("calamitymod") 'empty 'empty "Calamity Mod Wiki" "https://calamitymod.wiki.gg/wiki/Calamity_Mod_Wiki" #f #f)
+   (extwiki^ '("chivalry" "chivalry2") 'empty 'empty "Official Chivalry Wiki" "https://chivalry.wiki.gg/wiki/Chivalry_Wiki" #f #f)
+   (extwiki^ '("clockup") 'empty 'empty "CLOCKUP WIKI" "https://en.clockupwiki.org/wiki/CLOCKUP_WIKI:Plan" #f #f)
+   (extwiki^ '("half-life") 'empty 'empty "Combine OverWiki" "https://combineoverwiki.net/wiki/Main_Page" #f #f)
+   (extwiki^ '("coromon") 'empty 'empty "Coromon Wiki" "https://coromon.wiki.gg/wiki/Coromon_Wiki" #f #f)
+   (extwiki^ '("cosmoteer") 'empty 'empty "Cosmoteer Wiki" "https://cosmoteer.wiki.gg/wiki/Cosmoteer_Wiki" #f #f)
+   (extwiki^ '("criticalrole") 'empty 'empty "Encylopedia Exandria" "https://criticalrole.miraheze.org/wiki/Main_Page" #f #f)
+   (extwiki^ '("cuphead") 'empty 'empty "Cuphead Wiki" "https://cuphead.wiki.gg/wiki/Cuphead_Wiki" #f #f)
+   (extwiki^ '("darkdeity") 'empty 'empty "Dark Deity Wiki" "https://darkdeity.wiki.gg/wiki/Dark_Deity_Wiki" #f #f)
+   (extwiki^ '("deeprockgalactic") 'empty 'empty "Deep Rock Galactic Wiki" "https://deeprockgalactic.wiki.gg/wiki/Deep_Rock_Galactic_Wiki" #f #f)
+   (extwiki^ '("doom") 'empty 'empty "DoomWiki.org" "https://doomwiki.org/wiki/Entryway" #f #f)
+   (extwiki^ '("dreamscaper") 'empty 'empty "Official Dreamscaper Wiki" "https://dreamscaper.wiki.gg/wiki/Dreamscaper_Wiki" #f #f)
+   (extwiki^ '("elderscrolls") 'empty 'empty "UESP" "https://en.uesp.net/wiki/Main_Page" #f #f)
+   (extwiki^ '("fiend-folio") 'empty 'empty "Official Fiend Folio Wiki" "https://fiendfolio.wiki.gg/wiki/Fiend_Folio_Wiki" #f #f)
+   (extwiki^ '("foxhole") 'empty 'empty "Foxhole Wiki" "https://foxhole.wiki.gg/wiki/Foxhole_Wiki" #f #f)
+   (extwiki^ '("have-a-nice-death") 'empty 'empty "Have a Nice Death Wiki" "https://haveanicedeath.wiki.gg/wiki/Have_a_Nice_Death_Wiki" #f #f)
+   (extwiki^ '("jojo" "jojos") 'empty 'empty "JoJo's Bizarre Encyclopedia" "https://jojowiki.com/" #f #f)
+   (extwiki^ '("legiontd2") 'empty 'empty "Legion TD 2 Wiki" "https://legiontd2.wiki.gg/wiki/Legion_TD_2_Wiki" #f #f)
+   (extwiki^ '("noita") 'empty 'empty "Noita Wiki" "https://noita.wiki.gg/wiki/Noita_Wiki" #f #f)
+   (extwiki^ '("pathofexile") 'empty 'empty "Official Path of Exile Wiki" "https://www.poewiki.net/wiki/Path_of_Exile_Wiki" #f #f)
+   (extwiki^ '("projectarrhythmia") 'empty 'empty "Project Arrhythmia Wiki" "https://projectarrhythmia.wiki.gg/wiki/Project_Arrhythmia_Wiki" #f #f)
+   (extwiki^ '("sandsofaura") 'empty 'empty "Official Sands of Aura Wiki" "https://sandsofaura.wiki.gg/wiki/Sands_of_Aura_Wiki" #f #f)
+   (extwiki^ '("seaofthieves") 'empty 'empty "Official Sea of Thieves Wiki" "https://seaofthieves.wiki.gg/wiki/Sea_of_Thieves" #f #f)
+   (extwiki^ '("sonsoftheforest") 'empty 'empty "Sons of the Forest Wiki" "https://sonsoftheforest.wiki.gg/wiki/Sons_of_the_Forest_Wiki" #f #f)
+   (extwiki^ '("stardewvalley") 'empty 'empty "Official Stardew Valley Wiki" "https://www.stardewvalleywiki.com/Stardew_Valley_Wiki" #f #f)
+   (extwiki^ '("steamworld") 'empty 'empty "Official SteamWorld Wiki" "https://steamworld.wiki.gg/wiki/SteamWorld_Wiki" #f #f)
+   (extwiki^ '("teamfortress") 'empty 'empty "Official Team Fortress Wiki" "https://wiki.teamfortress.com/wiki/Main_Page" #f #f)
+   (extwiki^ '("temtem") 'empty 'empty "Official Temtem Wiki" "https://temtem.wiki.gg/wiki/Temtem_Wiki" #f #f)
+   (extwiki^ '("thoriummod") 'empty 'empty "Official Thorium Mod Wiki" "https://thoriummod.wiki.gg/wiki/Thorium_Mod_Wiki" #f #f)
+   (extwiki^ '("totherescue") 'empty 'empty "To The Rescue!" "https://totherescue.wiki.gg/wiki/To_The_Rescue%21_Wiki" #f #f)
+   (extwiki^ '("touhou") 'empty 'empty "Touhou Wiki" "https://en.touhouwiki.net/wiki/Touhou_Wiki" #f #f)
+   (extwiki^ '("undermine") 'empty 'empty "Official UnderMine Wiki" "https://undermine.wiki.gg/wiki/UnderMine_Wiki" #f #f)
+   (extwiki^ '("westofloathing" "loathing") 'empty 'empty "Wiki of Loathing" "https://loathing.wiki.gg/wiki/Wiki_of_Loathing" #f #f)
+   (extwiki^ '("willyousnail") 'empty 'empty "Official Will You Snail Wiki" "https://willyousnail.wiki.gg/wiki/Will_You_Snail_Wiki" #f #f)
+   (extwiki^ '("yumenikki" "yume-nikki-dream-diary") 'empty 'empty "Yume Wiki" "https://yume.wiki/Main_Page" #f #f)))
+
+;; get the current dataset so it can be stored above
+(module+ fetch
+  (require racket/generator
+           racket/list
+           net/http-easy
+           html-parsing
+           "../lib/xexpr-utils.rkt")
+  (define r (get "https://www.niwanetwork.org/members/"))
+  (define x (html->xexp (bytes->string/utf-8 (response-body r))))
+  (define english ((query-selector (λ (e a c) (equal? (get-attribute 'id a) "content1")) x)))
+  (define gen (query-selector (λ (e a c) (has-class? "member" a)) english))
+  (for/list ([item (in-producer gen #f)])
+    (define links (query-selector (λ (e a c) (eq? e 'a)) item))
+    (define url (get-attribute 'href (bits->attributes (links))))
+    (define title (third (links)))
+    (define icon (get-attribute 'src (bits->attributes ((query-selector (λ (e a c) (eq? e 'img)) item)))))
+    (define description (second ((query-selector (λ (e a c) (eq? e 'p)) item))))
+    (list '() title url icon description)))

src/extwiki-generic.rkt

@@ -0,0 +1,130 @@
+#lang racket/base
+(require racket/list
+         racket/match
+         racket/string
+         memo
+         net/http-easy
+         html-parsing
+         "../lib/pure-utils.rkt"
+         "../lib/syntax.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
+
+(provide
+ get-redirect-content)
+
+(module+ test
+  (require rackunit))
+
+;; fandom wikinames * Title * Main Page * Search page override * API endpoint override
+(define wikis
+  '(((gallowmere) "MediEvil Wiki" "https://medievil.wiki/w/Main_Page" #f #f)
+    ((fallout) "Fallout Wiki" "https://fallout.wiki/wiki/Fallout_Wiki" #f "https://fallout.wiki/api.php")
+    ((drawntolife) "Wapopedia" "https://drawntolife.wiki/en/Main_Page" #f "https://drawntolife.wiki/w/api.php")
+    ))
+
+(define wikis-hash (make-hash))
+(for ([w wikis])
+  (for ([wikiname (car w)])
+    (hash-set! wikis-hash (symbol->string wikiname) w)))
+(module+ test
+  (check-equal? (cadr (hash-ref wikis-hash "gallowmere"))
+                "MediEvil Wiki"))
+
+(define (parse-table table)
+  (define rows (query-selector (λ (t a c) (eq? t 'tr)) table))
+  (define header-row (rows))
+  (define column-names
+    (for/list ([th (in-producer (query-selector (λ (t a c) (eq? t 'th)) header-row) #f)])
+      (string->symbol (string-downcase (string-trim (findf string? th))))))
+  (define data-row (rows))
+  (for/hasheq ([col-name column-names]
+               [col-value (in-producer (query-selector (λ (t a c) (eq? t 'td)) data-row) #f)])
+    (values col-name (filter element-is-content? (cdr col-value)))))
+(module+ test
+  (check-equal? (parse-table (html->xexp "<table> <tbody><tr> <th>Links</th></tr> <tr> <td><a target=\"_blank\" rel=\"nofollow noreferrer noopener\" class=\"external text\" href=\"https://sirdanielfortesque.proboards.com/\">Forum</a></td></tr></tbody></table>"))
+                '#hasheq((links . ((a (@ (target "_blank") (rel "nofollow noreferrer noopener") (class "external text") (href "https://sirdanielfortesque.proboards.com/")) "Forum"))))))
+
+(define (table->links table)
+  (define v (hash-ref table 'links #f))
+  (cond/var
+   [(not v) (values null '("Data table must have a \"Links\" column"))]
+   (var links (filter (λ (a) (and (pair? a) (eq? (car a) 'a))) v)) ; <a> elements
+   [(null? links) (values null '("Links column must have at least one link"))]
+   [#t (values links null)]))
+
+(define (table->logo table)
+  (define logo (hash-ref table 'logo #f))
+  (cond/var
+   [(not logo) (values #f '("Data table must have a \"Logo\" column"))]
+   [(null? logo) (values #f '("Logo table column must have a link"))]
+   (var href (get-attribute 'href (bits->attributes (car (hash-ref table 'logo)))))
+   (var src (get-attribute 'src (bits->attributes (car (hash-ref table 'logo)))))
+   (var true-src (or href src))
+   [(not true-src) (values #f '("Logo table column must have a link"))]
+   [#t (values true-src null)]))
+
+(define (get-api-endpoint wiki)
+  (define main-page (third wiki))
+  (define override (fifth wiki))
+  (or override
+      (match main-page
+        [(regexp #rx"/$") (string-append main-page "api.php")]
+        [(regexp #rx"^(.*)/wiki/" (list _ domain)) (string-append domain "/w/api.php")]
+        [(regexp #rx"^(.*)/w/" (list _ domain)) (string-append domain "/api.php")]
+        [_ (error 'get-api-endpoint "unknown url format: ~a" main-page)])))
+
+(define (get-search-page wiki)
+  (define main-page (third wiki))
+  (define override (fourth wiki))
+  (or override
+      (match main-page
+        [(regexp #rx"/$") (string-append main-page "Special:Search")]
+        [(regexp #rx"^(.*/(?:en|w[^./]*)/)" (list _ wiki-prefix)) (string-append wiki-prefix "Special:Search")]
+        [_ (error 'get-search-page "unknown url format: ~a" main-page)])))
+
+(define/memoize (get-redirect-content wikiname) #:hash hash
+  (define wiki (hash-ref wikis-hash wikiname #f))
+  (cond
+    [wiki
+     (define display-name (cadr wiki))
+     (define endpoint (string-append (get-api-endpoint wiki) "?action=parse&page=MediaWiki:BreezeWikiRedirect&prop=text&formatversion=2&format=json"))
+     (define res (get endpoint))
+     (define html (jp "/parse/text" (response-json res)))
+     (define content ((query-selector (λ (t a c) (has-class? "mw-parser-output" a))
+                                      (html->xexp html))))
+     (define body (for/list ([p (in-producer (query-selector (λ (t a c) (eq? t 'p)) content) #f)]) p))
+     (define table (parse-table ((query-selector (λ (t a c) (eq? t 'table)) content))))
+     (define-values (links links-errors) (table->links table))
+     (define-values (logo logo-errors) (table->logo table))
+     (define construct-errors (append links-errors logo-errors))
+     (λ (title)
+       (define go
+         (string-append (get-search-page wiki)
+                        "?"
+                        (params->query `(("search" . ,title)
+                                         ("go" . "Go")))))
+       `(aside (@ (class "niwa__notice"))
+               (h1 (@ (class "niwa__header")) ,display-name " has its own website separate from Fandom.")
+               (div (@ (class "niwa__cols"))
+                    (div (@ (class "niwa__left"))
+                         (a (@ (class "niwa__go") (href ,go)) "Read " ,title " on " ,display-name " →")
+                         ,@body
+                         (p "This external wiki is a helpful alternative to Fandom. You should "
+                            (a (@ (href ,go)) "check it out now!")))
+                    ,(if logo
+                         `(div (@ (class "niwa__right"))
+                               (img (@ (class "niwa__logo") (src ,logo))))
+                         ""))
+               ,(if (pair? links)
+                    `(p (@ (class "niwa__feedback"))
+                        ,@(add-between links " / "))
+                    "")
+               ,(if (pair? construct-errors)
+                    `(ul
+                      ,@(for/list ([error construct-errors])
+                          `(li ,error)))
+                    "")))]
+    [#t #f]))
+(module+ test
+  (check-not-false ((get-redirect-content "gallowmere") "MediEvil Wiki")))

src/log.rkt

@@ -0,0 +1,63 @@
+#lang typed/racket/base
+(require racket/file
+         racket/path
+         racket/port
+         racket/string
+         typed/srfi/19
+         "config.rkt")
+
+(provide
+ log-page-request
+ log-styles-request
+ log-set-settings-request)
+
+(define last-flush 0)
+(define flush-every-millis 60000)
+
+;; anytime-path macro expansion only works in an untyped submodule for reasons I cannot comprehend
+(module define-log-dir racket/base
+  (require racket/path
+           "../lib/syntax.rkt")
+  (provide log-dir)
+  (define log-dir (anytime-path ".." "storage/logs")))
+(require/typed (submod "." define-log-dir)
+               [log-dir Path])
+
+(define log-file (build-path log-dir "access-0.log"))
+(define log-port
+  (if (config-true? 'access_log::enabled)
+      (begin
+        (make-directory* log-dir)
+        (open-output-file log-file #:exists 'append))
+      (open-output-nowhere)))
+
+(: get-date-iso8601 (-> String))
+(define (get-date-iso8601)
+  (date->string (current-date 0) "~5"))
+
+(: offline-string (Boolean -> String))
+(define (offline-string offline?)
+  (if offline? "---" "ooo"))
+
+(: log (String * -> Void))
+(define (log . entry)
+  ;; create log entry string
+  (define full-entry (cons (get-date-iso8601) entry))
+  ;; write to output port
+  (displayln (string-join full-entry ";") log-port)
+  ;; flush output port to file (don't do this too frequently)
+  (when ((- (current-milliseconds) last-flush) . >= . flush-every-millis)
+    (flush-output log-port)
+    (set! last-flush (current-milliseconds))))
+
+(: log-page-request (Boolean String String (U 'light 'dark 'default) -> Void))
+(define (log-page-request offline? wikiname title theme)
+  (log "page" (offline-string offline?) wikiname title (symbol->string theme)))
+
+(: log-styles-request (Boolean String String -> Void))
+(define (log-styles-request offline? wikiname basename)
+  (log "style" (offline-string offline?) wikiname basename))
+
+(: log-set-settings-request (Symbol -> Void))
+(define (log-set-settings-request theme)
+  (log "settings" (symbol->string theme)))

src/niwa-data.rkt

@@ -1,156 +0,0 @@
-#lang racket/base
-
-(provide
- niwa-data)
-
-;; wikiname, niwa-name, url, logo-url
-(define niwa-data
-  '((("arms" "armsgame")
-     "ARMS Institute"
-     "https://armswiki.org/wiki/Home"
-     "/images/logos/armswiki.png"
-     "ARMS Institute is a comprehensive resource for information about the Nintendo Switch game, ARMS. Founded on May 1, 2017 and growing rapidly, the wiki strives to offer in-depth coverage of ARMS from both a competitive and casual perspective. Join us and ARM yourself with knowledge!")
-    (("pokemon" "monster")
-     "Bulbapedia"
-     "https://bulbapedia.bulbagarden.net/wiki/Main_Page"
-     "/images/logos/bulbapedia.png"
-     "A part of the Bulbagarden community, Bulbapedia was founded on December 21, 2004 by Liam Pomfret. Everything you need to know about Pokémon can be found at Bulbapedia, whether about the games, the anime, the manga, or something else entirely. With its Bulbanews section and the Bulbagarden forums, it's your one-stop online place for Pokémon.")
-    (("dragalialost")
-     "Dragalia Lost Wiki"
-     "https://dragalialost.wiki/w/Dragalia_Lost_Wiki"
-     "/images/logos/dragalialost.png"
-     "The Dragalia Lost Wiki was originally founded in September 2018 on the Gamepedia platform but went independent in January 2021. The Wiki aims to document anything and everything Dragalia Lost, from in-game data to mechanics, story, guides, and more!")
-    (("dragonquest")
-     "Dragon Quest Wiki"
-     "https://dragon-quest.org/wiki/Main_Page"
-     "/images/logos/dragonquestwiki.png"
-     "Originally founded on Wikia, the Dragon Quest Wiki was largely inactive until FlyingRagnar became an admin in late 2009. The wiki went independent about a year later when it merged with the Dragon Quest Dictionary/Encyclopedia which was run by Zenithian and supported by the Dragon's Den.  The Dragon Quest Wiki aims to be the most complete resource for Dragon Quest information on the web. It continues to grow in the hope that one day the series will be as popular in the rest of the world as it is in Japan.")
-    (("fireemblem")
-     "Fire Emblem Wiki"
-     "https://fireemblemwiki.org/wiki/Main_Page"
-     "/images/logos/fireemblemwiki.png"
-     "Growing since August 26, 2010, Fire Emblem Wiki is a project whose goal is to cover all information pertaining to the Fire Emblem series. It aspires to become the most complete and accurate independent source of information on this series.")
-    (("fzero" "f-zero")
-     "F-Zero Wiki"
-     "https://mutecity.org/wiki/F-Zero_Wiki"
-     "/images/logos/fzerowiki.png"
-     "Founded on Wikia in November 2007, F-Zero Wiki became independent with NIWA's help in 2011. F-Zero Wiki is quickly growing into the Internet's definitive source for the world of 2200 km/h+, from pilots to machines, and is the founding part of MuteCity.org, the web's first major F-Zero community.")
-    (("goldensun")
-     "Golden Sun Universe"
-     "https://www.goldensunwiki.net/wiki/Main_Page"
-     "/images/logos/goldensununiverse.png"
-     "Originally founded on Wikia in late 2006, Golden Sun Universe has always worked hard to meet one particular goal: to be the single most comprehensive yet accessible resource on the Internet for Nintendo's RPG series Golden Sun. It became an independent wiki four years later. Covering characters and plot, documenting all aspects of the gameplay, featuring walkthroughs both thorough and bare-bones, and packed with all manner of odd and fascinating minutiae, Golden Sun Universe leaves no stone unturned!")
-    (("tetris")
-     "Hard Drop - Tetris Wiki"
-     "https://harddrop.com/wiki/Main_Page"
-     "/images/logos/harddrop.png"
-     "The Tetris Wiki was founded by Tetris fans for Tetris fans on tetrisconcept.com in March 2006. The Tetris Wiki torch was passed to harddrop.com in July 2009. Hard Drop is a Tetris community for all Tetris players, regardless of skill or what version of Tetris you play.")
-    (("kidicarus")
-     "Icaruspedia"
-     "https://www.kidicaruswiki.org/wiki/Main_Page"
-     "/images/logos/icaruspedia.png"
-     "Icaruspedia is the Kid Icarus wiki that keeps flying to new heights. After going independent on January 8, 2012, Icaruspedia has worked to become the largest and most trusted independent source of Kid Icarus information. Just like Pit, they'll keep on fighting until the job is done.")
-    (("splatoon" "uk-splatoon" "splatoon3" "splatoon2")
-     "Inkipedia"
-     "https://splatoonwiki.org/wiki/Main_Page"
-     "/images/logos/inkipedia.png"
-     "Inkipedia is your ever-growing go-to source for all things Splatoon related. Though founded on Wikia on June 10, 2014, Inkipedia went independent on May 18, 2015, just days before Splatoon's release. Our aim is to cover all aspects of the series, both high and low. Come splat with us now!")
-    (("starfox")
-     "Lylat Wiki"
-     "https://starfoxwiki.info/wiki/Lylat_Wiki"
-     "/images/logos/lylatwiki.png"
-     "Out of seemingly nowhere, Lylat Wiki sprung up one day in early 2010. Led by creator, Justin Folvarcik, and project head, Tacopill, the wiki has reached stability since the move to its own domain. The staff of Lylat Wiki are glad to help out the NIWA wikis and are even prouder to join NIWA's ranks as the source for information on the Star Fox series.")
-    (("metroid" "themetroid")
-     "Metroid Wiki"
-     "https://www.metroidwiki.org/wiki/Main_Page"
-     "/images/logos/metroidwiki.png"
-     "Metroid Wiki, founded on January 27, 2010 by Nathanial Rumphol-Janc and Zelda Informer, is a rapidly expanding wiki that covers everything Metroid, from the games, to every suit, vehicle and weapon.")
-    (("nintendo" "nintendoseries" "nintendogames")
-     "Nintendo Wiki"
-     "http://niwanetwork.org/wiki/Main_Page"
-     "/images/logos/nintendowiki.png"
-     "Created on May 12, 2010, NintendoWiki (N-Wiki) is a collaborative project by the NIWA team to create an encyclopedia dedicated to Nintendo, being the company around which all other NIWA content is focused. It ranges from mainstream information such as the games and people who work for the company, to the most obscure info like patents and interesting trivia.")
-    (("animalcrossing" "animalcrossingcf" "acnh")
-     "Nookipedia"
-     "https://nookipedia.com/wiki/Main_Page"
-     "/images/logos/nookipedia.png"
-     "Founded in August 2005 on Wikia, Nookipedia was originally known as Animal Crossing City. Shortly after its five-year anniversary, Animal Crossing City decided to merge with the independent Animal Crossing Wiki, which in January 2011 was renamed to Nookipedia. Covering everything from the series including characters, items, critters, and much more, Nookipedia is your number one resource for everything Animal Crossing!")
-    (("pikmin")
-     "Pikipedia"
-     "https://www.pikminwiki.com/"
-     "/images/logos/pikipedia.png"
-     "Pikipedia, also known as Pikmin Wiki, was founded by Dark Lord Revan on Wikia in December 2005. In September 2010, with NIWA's help, Pikipedia moved away from Wikia to become independent. Pikipedia is working towards their goal of being the foremost source for everything Pikmin.")
-    (("pikmin-fan" "pikpikpedia")
-     "Pimkin Fanon"
-     "https://www.pikminfanon.com/wiki/Main_Page"
-     "/images/logos/pikifanon.png"
-     "Pikmin Fanon is a Pikmin wiki for fan stories (fanon). Founded back on November 1, 2008 by Rocky0718 as a part of Wikia, Pikmin Fanon has been independent since September 14, 2010. Check them out for fan created stories based around the Pikmin series.")
-    (("supersmashbros")
-     "SmashWiki"
-     "https://www.ssbwiki.com/"
-     "/images/logos/smashwiki.png"
-     "Originally two separate wikis (one on SmashBoards, the other on Wikia), SmashWiki as we know it was formed out of a merge on February 29th, 2008, becoming independent on September 28th, 2010. SmashWiki is the premier source of Smash Bros. information, from simple tidbits to detailed mechanics, and also touches on the origins of its wealth of content from its sibling franchises.")
-    (("starfy")
-     "Starfy Wiki"
-     "https://www.starfywiki.org/wiki/Main_Page"
-     "/images/logos/starfywiki.png"
-     "Founded on May 30, 2009, Starfy Wiki's one goal is to become the best source on Nintendo's elusive game series The Legendary Starfy. After gaining independence in 2011 with the help of Tappy and the wiki's original administrative team, the wiki still hopes to achieve its goal and be the best source of Starfy info for all present and future fans.")
-    (()
-     "StrategyWiki"
-     "https://www.strategywiki.org/wiki/Main_Page"
-     "/images/logos/strategywiki.png"
-     "StrategyWiki was founded in December 2005 by former member Brandon Suit with the idea that the existing strategy guides on the Internet could be improved. Three years later, in December 2008, Scott Jacobi officially established Abxy LLC for the purpose of owning and operating StrategyWiki as a community. Their vision is to bring free, collaborative video game strategy guides to the masses, including Nintendo franchise strategy guides.")
-    (("mario" "themario" "imario" "supermarionintendo" "mariokart" "luigi-kart" "mario3")
-     "Super Mario Wiki"
-     "https://www.mariowiki.com/"
-     "/images/logos/mariowiki.png"
-     "Online since August 12, 2005, when it was founded by Steve Shinn, Super Mario Wiki has you covered for anything Mario, Donkey Kong, Wario, Luigi, Yoshi—the whole gang, in fact. With its own large community in its accompanying forum, Super Mario Wiki is not only a great encyclopedia, but a fansite for you to talk anything Mario.")
-    (("mario64")
-     "Ukikipedia"
-     "https://ukikipedia.net/wiki/Main_Page"
-     "/images/logos/ukikipedia.png"
-     "Founded in 2018, Ukikipedia is a wiki focused on expert level knowledge of Super Mario 64, including detailed coverage of game mechanics, glitches, speedrunning, and challenges.")
-    (("advancewars")
-     "Wars Wiki"
-     "https://www.warswiki.org/wiki/Main_Page"
-     "/images/logos/warswiki.png"
-     "Created in February 2009, Wars Wiki is a small wiki community with a large heart. Founded by JoJo and Wars Central, Wars Wiki is going strong on one of Nintendo's lesser known franchises. Wars Wiki is keen to contribute to NIWA, and we're proud to be able to support them. With the Wars Central community, including forums, it's definitely worth checking out.")
-    (("earthbound")
-     "WikiBound"
-     "https://www.wikibound.info/wiki/WikiBound"
-     "/images/logos/wikibound.png"
-     "Founded in early 2010 by Tacopill, WikiBound strives to create a detailed database on the Mother/EarthBound games, a quaint series only having two games officially released outside of Japan. Help spread the PK Love by editing WikiBound!")
-    (("kirby")
-     "WiKirby"
-     "https://wikirby.com/wiki/Kirby_Wiki"
-     "/images/logos/wikirby.png"
-     "WiKirby. It's a wiki. About Kirby! Amidst the excitement of NIWA being founded, Josh LeJeune decided to create a Kirby Wiki, due to lack of a strong independent one online. Coming online on January 24, 2010, WiKirby continues its strong launch with a dedicated community and a daily growing source of Kirby based knowledge.")
-    (("xenoblade" "xenoseries" "xenogears" "xenosaga")
-     "Xeno Series Wiki"
-     "https://www.xenoserieswiki.org/wiki/Main_Page"
-     "/images/logos/xenoserieswiki.png"
-     "Xeno Series Wiki was created February 4, 2020 by Sir Teatei Moonlight. While founded by the desire to have an independent wiki for Xenoblade, there was an interest in including the Xenogears and Xenosaga games within its focus as well. This wide range of coverage means it's always in need of new editors to help bolster its many subjects.")
-    (("zelda" "zelda-archive")
-     "Zeldapedia"
-     "https://zeldapedia.wiki/wiki/Main_Page"
-     "/images/logos/zeldapedia.png"
-     "Founded on April 23, 2005 as Zelda Wiki, today's Zeldapedia is your definitive source for encyclopedic information on The Legend of Zelda series, as well as all of the latest Zelda news.")))
-
-;; get the current dataset so it can be stored above
-(module+ fetch
-  (require racket/generator
-           racket/list
-           net/http-easy
-           html-parsing
-           "xexpr-utils.rkt")
-  (define r (get "https://www.niwanetwork.org/members/"))
-  (define x (html->xexp (bytes->string/utf-8 (response-body r))))
-  (define english ((query-selector (λ (e a c) (equal? (get-attribute 'id a) "content1")) x)))
-  (define gen (query-selector (λ (e a c) (has-class? "member" a)) english))
-  (for/list ([item (in-producer gen #f)])
-    (define links (query-selector (λ (e a c) (eq? e 'a)) item))
-    (define url (get-attribute 'href (bits->attributes (links))))
-    (define title (third (links)))
-    (define icon (get-attribute 'src (bits->attributes ((query-selector (λ (e a c) (eq? e 'img)) item)))))
-    (define description (second ((query-selector (λ (e a c) (eq? e 'p)) item))))
-    (list '() title url icon description)))

src/page-category.rkt

@@ -16,9 +16,11 @@
          "config.rkt"
          "data.rkt"
          "page-wiki.rkt"
-         "syntax.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/syntax.rkt"
+         "../lib/thread-utils.rkt"
+         "../lib/url-utils.rkt"
+         "whole-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  page-category)
@@ -64,12 +66,14 @@
 (define (page-category req)
   (response-handler
    (define wikiname (path/param-path (first (url-path (request-uri req)))))
-   (define prefixed-category (path/param-path (caddr (url-path (request-uri req)))))
+   (define prefixed-category (string-join (map path/param-path (cddr (url-path (request-uri req)))) "/"))
    (define origin (format "https://~a.fandom.com" wikiname))
    (define source-url (format "~a/wiki/~a" origin prefixed-category))
 
-   (thread-let
-    ([members-data (define dest-url
+   (define-values (members-data page-data siteinfo)
+     (thread-values
+      (λ ()
+        (define dest-url
           (format "~a/api.php?~a"
                   origin
                   (params->query `(("action" . "query")
@@ -80,8 +84,9 @@
                                    ("format" . "json")))))
         (log-outgoing dest-url)
         (define dest-res (easy:get dest-url #:timeouts timeouts))
-                   (easy:response-json dest-res)]
-     [page-data (define dest-url
+        (easy:response-json dest-res))
+      (λ ()
+        (define dest-url
           (format "~a/api.php?~a"
                   origin
                   (params->query `(("action" . "parse")
@@ -91,8 +96,9 @@
                                    ("format" . "json")))))
         (log-outgoing dest-url)
         (define dest-res (easy:get dest-url #:timeouts timeouts))
-                (easy:response-json dest-res)]
-     [siteinfo (siteinfo-fetch wikiname)])
+        (easy:response-json dest-res))
+      (λ ()
+        (siteinfo-fetch wikiname))))
 
    (define title (preprocess-html-wiki (jp "/parse/title" page-data prefixed-category)))
    (define page-html (preprocess-html-wiki (jp "/parse/text" page-data "")))
@@ -116,7 +122,7 @@
     #:code 200
     #:headers (build-headers always-headers)
     (λ (out)
-       (write-html body out))))))
+      (write-html body out)))))
 (module+ test
   (check-not-false ((query-selector (attribute-selector 'href "/test/wiki/Ankle_Monitor")
                                     (generate-results-page

src/page-file.rkt

@@ -16,9 +16,11 @@
          "config.rkt"
          "data.rkt"
          "page-wiki.rkt"
-         "syntax.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/syntax.rkt"
+         "../lib/thread-utils.rkt"
+         "../lib/url-utils.rkt"
+         "whole-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide page-file)
 
@@ -101,12 +103,15 @@
               `""))))
 
 (define (page-file req)
+  (response-handler
    (define wikiname (path/param-path (first (url-path (request-uri req)))))
    (define prefixed-title (path/param-path (caddr (url-path (request-uri req)))))
    (define origin (format "https://~a.fandom.com" wikiname))
    (define source-url (format "~a/wiki/~a" origin prefixed-title))
 
-  (thread-let ([media-detail
+   (define-values (media-detail siteinfo)
+     (thread-values
+      (λ ()
         (define dest-url
           (format "~a/wikia.php?~a"
                   origin
@@ -115,8 +120,9 @@
                                                        ("fileTitle" . ,prefixed-title)))))
         (log-outgoing dest-url)
         (define dest-res (easy:get dest-url #:timeouts timeouts))
-                (easy:response-json dest-res)]
-               [siteinfo (siteinfo-fetch wikiname)])
+        (easy:response-json dest-res))
+      (λ ()
+        (siteinfo-fetch wikiname))))
    (if (not (jp "/exists" media-detail #f))
        (next-dispatcher)
        (response-handler

src/page-global-search.rkt

@@ -5,8 +5,8 @@
          web-server/http
          "application-globals.rkt"
          "data.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  page-global-search)

src/page-home.rkt

@@ -6,8 +6,8 @@
          "application-globals.rkt"
          "data.rkt"
          "static-data.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt"
          "config.rkt")
 
 (provide
@@ -26,13 +26,18 @@
 (define content
   `((h2 "BreezeWiki makes wiki pages on Fandom readable")
     (p "It removes ads, videos, and suggested content, leaving you with a clean page that doesn't slow down your device or use up your data.")
-    (p "BreezeWiki can also be called an \"alternative frontend for Fandom\".")
     (p ,(format "To use BreezeWiki, just replace \"fandom.com\" with \"~a\", and you'll instantly be teleported to a better world."
                 (if (config-true? 'canonical_origin)
                     (url-host (string->url (config-get 'canonical_origin)))
                     "breezewiki.com")))
     (p "If you'd like to be automatically sent to BreezeWiki every time in the future, "
+       ,@(if (config-member? 'promotions::indie_wiki_buddy "home")
+             `((a (@ (href "https://getindie.wiki")) "get our affiliated browser extension (NEW!)")
+               " or ")
+             null)
        (a (@ (href "https://docs.breezewiki.com/Automatic_Redirection.html")) "check out the tutorial in the manual."))
+    (p "BreezeWiki is available on several different websites called " (a (@ (href "https://en.wikipedia.org/wiki/Mirror_site")) "mirrors") ". Each is independently run. If one mirror is offline, the others still work. "
+       (a (@ (href "https://docs.breezewiki.com/Links.html#%28part._.Mirrors%29")) "See the list."))
     (h2 "Find a page")
     (form (@ (action "/search"))
           (label (@ (class "paired__label"))
@@ -50,7 +55,7 @@
             examples))
     (h2 "Testimonials")
     (p (@ (class "testimonial")) ">so glad someone introduced me to a F*ndom alternative (BreezeWiki) because that x-factorized spillway of an ad-infested radioactive dumpsite can go die in a fire —RB")
-    (p (@ (class "testimonial")) ">you are so right that fandom still sucks even with adblock somehow. even zapping all the stupid padding it still sucks —Minimus")
+    (p (@ (class "testimonial")) ">apparently there are thousands of people essentially running our company " (em "for free") " right now, creating tons of content, and we just put ads on top of it and they're not even employees. thousands of people we can't lay off. thousands! —" (a (@ (href "https://hard-drive.net/fandom-ceo-frustrated-its-impossible-to-lay-off-unpaid-users-who-update-wikias-for-fun/?utm_source=breezewiki") (target "_blank")) "Perkins Miller, Fandom CEO"))
     (p (@ (class "testimonial")) ">attempting to go to a wiki's forum page with breezewiki doesn't work, which is based honestly —Tom Skeleton")
     (p (@ (class "testimonial")) ">Fandom pages crashing and closing, taking forever to load and locking up as they load the ads on the site... they are causing the site to crash because they are trying to load video ads both at the top and bottom of the site as well as two or three banner ads, then a massive top of site ad and eventually my anti-virus shuts the whole site down because it's literally pulling more resources than WoW in ultra settings... —Anonymous")
     (p (@ (class "testimonial")) ">reblogs EXTREMELY appreciated I want that twink* (*fandom wiki) obliterated —footlong")

src/page-proxy.rkt

@@ -9,8 +9,8 @@
          web-server/http
          (only-in web-server/dispatchers/dispatch next-dispatcher)
          "application-globals.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  page-proxy)

src/page-redirect-wiki-home.rkt

@@ -3,8 +3,8 @@
          web-server/http
          "application-globals.rkt"
          "data.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  redirect-wiki-home)

src/page-search.rkt

@@ -13,9 +13,11 @@
          "application-globals.rkt"
          "config.rkt"
          "data.rkt"
-         "syntax.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "../lib/syntax.rkt"
+         "../lib/thread-utils.rkt"
+         "../lib/url-utils.rkt"
+         "whole-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  page-search)
@@ -60,6 +62,8 @@
    (define wikiname (path/param-path (first (url-path (request-uri req)))))
    (define query (dict-ref (url-query (request-uri req)) 'q #f))
    (define origin (format "https://~a.fandom.com" wikiname))
+   (when (config-true? 'feature_offline::only)
+     (raise-user-error "Full search is currently not available on breezewiki.com - for now, please use the pop-up search suggestions or wait for me to fix it! Thanks <3"))
    (define dest-url
      (format "~a/api.php?~a"
              origin
@@ -69,10 +73,13 @@
                               ("formatversion" . "2")
                               ("format" . "json")))))
 
-   (thread-let
-    ([dest-res (log-outgoing dest-url)
-               (easy:get dest-url #:timeouts timeouts)]
-     [siteinfo (siteinfo-fetch wikiname)])
+   (define-values (dest-res siteinfo)
+     (thread-values
+      (λ ()
+        (log-outgoing dest-url)
+        (easy:get dest-url #:timeouts timeouts))
+      (λ ()
+        (siteinfo-fetch wikiname))))
 
    (define data (easy:response-json dest-res))
 
@@ -85,7 +92,8 @@
     #:code 200
     #:headers (build-headers always-headers)
     (λ (out)
-       (write-html body out))))))
+      (write-html body out)))))
 (module+ test
+  (parameterize ([(config-parameter 'feature_offline::only) "false"])
     (check-not-false ((query-selector (attribute-selector 'href "/test/wiki/Gacha_Capsule")
-                                    (generate-results-page test-req "" "test" "Gacha" search-json-data)))))
+                                      (generate-results-page test-req "" "test" "Gacha" search-json-data))))))

src/page-set-user-settings.rkt

@@ -4,8 +4,9 @@
          web-server/http
          "application-globals.rkt"
          "data.rkt"
-         "url-utils.rkt"
-         "xexpr-utils.rkt")
+         "log.rkt"
+         "../lib/url-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  page-set-user-settings)
@@ -14,5 +15,6 @@
   (response-handler
    (define next-location (dict-ref (url-query (request-uri req)) 'next_location))
    (define new-settings (read (open-input-string (dict-ref (url-query (request-uri req)) 'new_settings))))
+   (log-set-settings-request (user-cookies^-theme new-settings))
    (define headers (user-cookies-setter new-settings))
    (generate-redirect next-location #:headers headers)))

src/page-static-archive.rkt

@@ -0,0 +1,91 @@
+#lang racket/base
+(require racket/file
+         racket/path
+         racket/port
+         racket/string
+         net/url
+         web-server/http
+         web-server/servlet-dispatch
+         web-server/dispatchers/filesystem-map
+         (only-in web-server/dispatchers/dispatch next-dispatcher)
+         "../archiver/archiver.rkt"
+         "../lib/mime-types.rkt"
+         "../lib/syntax.rkt"
+         "../lib/xexpr-utils.rkt"
+         "config.rkt"
+         "log.rkt")
+
+(provide
+ page-static-archive)
+
+(define path-archive (anytime-path ".." "storage/archive"))
+
+(define ((replacer wikiname) whole url)
+  (format
+   "url(~a)"
+   (if (or (equal? url "")
+           (equal? url "'")
+           (string-contains? url "/resources-ucp/")
+           (string-contains? url "/fonts/")
+           (string-contains? url "/drm_fonts/")
+           (string-contains? url "//db.onlinewebfonts.com/")
+           (string-contains? url "//bits.wikimedia.org/")
+           (string-contains? url "dropbox")
+           (string-contains? url "only=styles")
+           (string-contains? url "https://https://")
+           (regexp-match? #rx"^%20|^'" url)
+           (regexp-match? #rx"^\"?data:" url))
+       url
+       (let* ([norm-url
+               (cond
+                 [(string-prefix? url "https://") url]
+                 [(string-prefix? url "http://") (regexp-replace #rx"http:" url "https:")]
+                 [(string-prefix? url "//") (string-append "https:" url)]
+                 [(string-prefix? url "/") (format "https://~a.fandom.com~a" wikiname url)]
+                 [else (error 'replace-style-for-images "unknown URL format: ~a" url)])])
+         (define p (image-url->values norm-url))
+         ;; (printf "hashed: ~a~n     -> ~a~n    #-> ~a~n" url (car p) (cdr p))
+         (format "/archive/~a/images/~a" wikiname (cdr p))))))
+
+(define (replace-style-for-images wikiname path)
+  (define content (file->string path))
+  (regexp-replace* #rx"url\\(\"?'?([^)]*)'?\"?\\)" content (replacer wikiname)))
+
+(define (handle-style wikiname dest)
+  (when (config-true? 'debug)
+    (printf "using offline mode for style ~a ~a~n" wikiname dest))
+  (log-styles-request #t wikiname dest)
+  (define fs-path (build-path path-archive wikiname "styles" dest))
+  (unless (file-exists? fs-path)
+    (next-dispatcher))
+  (response-handler
+   (define new-content (replace-style-for-images wikiname fs-path))
+   (response/output
+    #:code 200
+    #:headers (list (header #"Content-Type" #"text/css")
+                    (header #"Referrer-Policy" #"same-origin"))
+    (λ (out) (displayln new-content out)))))
+
+(define (handle-image wikiname dest) ;; dest is the hash with no extension
+  (unless ((string-length dest) . >= . 40) (next-dispatcher))
+  (response-handler
+   (define dir (build-path path-archive wikiname "images" (substring dest 0 1) (substring dest 0 2)))
+   (unless (directory-exists? dir) (next-dispatcher))
+   (define candidates (directory-list dir))
+   (define target (path->string (findf (λ (f) (string-prefix? (path->string f) dest)) candidates)))
+   (unless target (next-dispatcher))
+   (define ext (substring target 41))
+   (response/output
+    #:code 200
+    #:headers (list (header #"Content-Type" (ext->mime-type (string->bytes/latin-1 ext))))
+    (λ (out)
+      (call-with-input-file (build-path dir target)
+        (λ (in)
+          (copy-port in out)))))))
+
+(define (page-static-archive req)
+  (define path (url-path (request-uri req)))
+  (define-values (_ wikiname kind dest) (apply values (map path/param-path path)))
+  (cond [(equal? kind "styles") (handle-style wikiname dest)]
+        [(equal? kind "images") (handle-image wikiname dest)]
+        [else (response-handler (raise-user-error "page-static-archive: how did we get here?" kind))]))

src/page-static.rkt

@@ -7,6 +7,8 @@
          web-server/dispatchers/filesystem-map
          (only-in web-server/dispatchers/dispatch next-dispatcher)
          (prefix-in files: web-server/dispatchers/dispatch-files)
+         "../lib/mime-types.rkt"
+         "../lib/syntax.rkt"
          "config.rkt")
 
 (provide
@@ -16,6 +18,7 @@
   (require rackunit))
 
 (define-runtime-path path-static "../static")
+(define path-archive (anytime-path ".." "storage/archive"))
 
 (define hash-ext-mime-type
   (hash #".css" #"text/css"
@@ -25,45 +28,49 @@
         #".woff2" #"font/woff2"
         #".txt" #"text/plain"))
 
-(define (ext->mime-type ext)
-  (hash-ref hash-ext-mime-type ext))
-(module+ test
-  (check-equal? (ext->mime-type #".png") #"image/png"))
-
 (define (make-path segments)
   (map (λ (seg) (path/param seg '())) segments))
 (module+ test
   (check-equal? (make-path '("static" "main.css"))
                 (list (path/param "static" '()) (path/param "main.css" '()))))
 
+;; given a request path, return a rewritten request path and the source directory on the filesystem to serve based on
 (define (path-rewriter p)
   (cond
     ; url is ^/static/... ?
     [(equal? (path/param-path (car p)) "static")
      ; rewrite to ^/... which will be treated as relative to static/ on the filesystem
-     (cdr p)]
+     (values (cdr p) path-static)]
+    ; url is ^/archive/... ?
+    [(equal? (path/param-path (car p)) "archive")
+     ; rewrite req to ^/<wikiname> and dir to /storage/archive
+     (values (cdr p) path-archive)]
     ; url is literally ^/robots.txt
     [(equal? p (make-path '("robots.txt")))
      ; rewrite to ^/... -- it already is!
-     p]
+     (values p path-static)]
     ; not going to use the static file dispatcher
     [#t (next-dispatcher)]))
 (module+ test
-  (check-equal? (path-rewriter (make-path '("static" "main.css")))
-                (make-path '("main.css")))
-  (check-equal? (path-rewriter (make-path '("static" "robots.txt")))
-                (make-path '("robots.txt")))
-  (check-equal? (path-rewriter (make-path '("robots.txt")))
-                (make-path '("robots.txt"))))
+  (check-equal? (call-with-values (λ () (path-rewriter (make-path '("static" "main.css")))) cons)
+                (cons (make-path '("main.css")) path-static))
+  (check-equal? (call-with-values (λ () (path-rewriter (make-path '("static" "robots.txt")))) cons)
+                (cons (make-path '("robots.txt")) path-static))
+  (check-equal? (call-with-values (λ () (path-rewriter (make-path '("robots.txt")))) cons)
+                (cons (make-path '("robots.txt")) path-static))
+  (check-equal? (call-with-values (λ () (path-rewriter (make-path '("archive" "minecraft" "styles" "main.css")))) cons)
+                (cons (make-path '("minecraft" "styles" "main.css")) path-archive)))
 
 (define (static-dispatcher conn old-req)
   (define old-uri (request-uri old-req))
   (define old-path (url-path old-uri))
-  (define new-path (path-rewriter old-path))
+  (define-values (new-path source-dir) (path-rewriter old-path))
   (define new-uri (struct-copy url old-uri [path new-path]))
   (define new-req (struct-copy request old-req [uri new-uri]))
   ((files:make
-    #:url->path (lambda (u) ((make-url->path path-static) u))
+    #:url->path (lambda (u) ((make-url->path source-dir) u))
+    #:path->headers (lambda (p) (list (header #"Access-Control-Allow-Origin" #"*")
+                                      (header #"Referrer-Policy" #"same-origin")))
     #:path->mime-type (lambda (u) (ext->mime-type (path-get-extension u)))
     #:cache-no-cache (config-true? 'debug)
     #:cache-immutable (not (config-true? 'debug))

src/page-subdomain.rkt

@@ -9,8 +9,8 @@
          (prefix-in lift: web-server/dispatchers/dispatch-lift)
          "application-globals.rkt"
          "config.rkt"
-         "syntax.rkt"
-         "xexpr-utils.rkt")
+         "../lib/syntax.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  subdomain-dispatcher)

src/page-wiki-offline.rkt

@@ -0,0 +1,147 @@
+#lang racket/base
+(require racket/dict
+         racket/file
+         racket/function
+         racket/list
+         racket/match
+         racket/path
+         racket/string
+         ; libs
+         (prefix-in easy: net/http-easy)
+         file/sha1
+         file/gunzip
+         json
+         ; html libs
+         "../lib/html-parsing/main.rkt"
+         html-writing
+         ; web server libs
+         net/url
+         web-server/http
+         web-server/dispatchers/dispatch
+         ; my libs
+         "application-globals.rkt"
+         "config.rkt"
+         "data.rkt"
+         "log.rkt"
+         "page-wiki.rkt"
+         "../lib/archive-file-mappings.rkt"
+         "../lib/pure-utils.rkt"
+         "../lib/syntax.rkt"
+         "../lib/tree-updater.rkt"
+         "../lib/xexpr-utils.rkt"
+         "../lib/url-utils.rkt")
+
+(provide
+ ; used by the web server
+ page-wiki-offline)
+
+(module+ test
+  (require rackunit))
+
+(define path-archive (anytime-path ".." "storage/archive"))
+
+(define (page-wiki-offline req)
+  (response-handler
+   (define wikiname (path/param-path (first (url-path (request-uri req)))))
+   (define segments (map path/param-path (cdr (url-path (request-uri req)))))
+   (define basename (url-segments->basename segments))
+   (define maybe-hashed-basename (if ((string-length basename) . > . 240)
+                                     (sha1 (string->bytes/latin-1 basename))
+                                     basename))
+
+   (define user-cookies (user-cookies-getter req))
+   (define theme (user-cookies^-theme user-cookies))
+
+   (log-page-request #t wikiname maybe-hashed-basename theme)
+
+   (define archive-format
+     (case (config-get 'feature_offline::format)
+       [(".json" "json") (cons "~a.json" (λ () (read-json)))]
+       [(".json.gz" "json.gz") (cons "~a.json.gz" (λ ()
+                                                    (define-values (in out) (make-pipe))
+                                                    (gunzip-through-ports (current-input-port) out)
+                                                    (read-json in)))]
+       [else (error 'archive-format "unknown archive format configured")]))
+   (define fs-path (build-path path-archive wikiname (format (car archive-format) maybe-hashed-basename)))
+   (define source-url (format "https://~a.fandom.com/wiki/~a" wikiname (basename->name-for-query basename)))
+   (cond
+     [(not (file-exists? fs-path))
+      (unless (config-true? 'feature_offline::only)
+        (next-dispatcher))
+      (define mirror-path (url->string (request-uri req)))
+      (define body
+        (generate-wiki-page
+         `(div (@ (class "unsaved-page"))
+               (style ".unsaved-page a { text-decoration: underline !important }")
+               (p "breezewiki.com doesn't have this page saved.")
+               (p "You can see this page by visiting a BreezeWiki mirror:")
+               (ul
+                (li (a (@ (href ,(format "https://antifandom.com~a" mirror-path))) "View on antifandom.com"))
+                (li (a (@ (href ,(format "https://bw.artemislena.eu~a" mirror-path))) "View on artemislena.eu"))
+                (li (a (@ (href ,source-url)) "or, you can see the original page on Fandom (ugh)")))
+               (p "If you'd like " ,wikiname ".fandom.com to be added to breezewiki.com, " (a (@ (href "https://lists.sr.ht/~cadence/breezewiki-requests")) "let me know about it!")))
+         #:req req
+         #:source-url source-url
+         #:wikiname wikiname
+         #:title (url-segments->guess-title segments)
+         #:online-styles #f
+         #:siteinfo (siteinfo-fetch wikiname)
+         ))
+      (when (config-true? 'debug)
+        ; used for its side effects
+        ; convert to string with error checking, error will be raised if xexp is invalid
+        (xexp->html body))
+      (response/output
+       #:code 200
+       #:headers always-headers
+       (λ (out)
+         (write-html body out)))]
+     [#t
+      (when (config-true? 'debug)
+        (printf "using offline mode for ~v~n" fs-path))
+      (response-handler
+       (define data (with-input-from-file fs-path (cdr archive-format)))
+       (define article-title (jp "/parse/title" data))
+       (define original-page (html->xexp (preprocess-html-wiki (jp "/parse/text" data))))
+       (define page ((query-selector (λ (t a c) (has-class? "mw-parser-output" a)) original-page)))
+       (define initial-head-data ((head-data-getter wikiname) data))
+       (define head-data
+         (case theme
+           [(light dark)
+            (struct-copy head-data^ initial-head-data
+                         [body-class (regexp-replace #rx"(theme-fandomdesktop-)(light|dark)"
+                                                     (head-data^-body-class initial-head-data)
+                                                     (format "\\1~a" theme))])]
+           [else initial-head-data]))
+       (define body
+         (generate-wiki-page
+          (update-tree-wiki page wikiname)
+          #:req req
+          #:source-url source-url
+          #:wikiname wikiname
+          #:title article-title
+          #:online-styles #f
+          #:head-data head-data
+          #:siteinfo (siteinfo-fetch wikiname)
+          ))
+       (define redirect-msg ((query-selector (attribute-selector 'class "redirectMsg") body)))
+       (define redirect-query-parameter (dict-ref (url-query (request-uri req)) 'redirect "yes"))
+       (define headers
+         (build-headers
+          always-headers
+          ; redirect-query-parameter: only the string "no" is significant:
+          ; https://github.com/Wikia/app/blob/fe60579a53f16816d65dad1644363160a63206a6/includes/Wiki.php#L367
+          (when (and redirect-msg
+                     (not (equal? redirect-query-parameter "no")))
+            (let* ([dest (get-attribute 'href (bits->attributes ((query-selector (λ (t a c) (eq? t 'a)) redirect-msg))))]
+                   [value (bytes-append #"0;url=" (string->bytes/utf-8 dest))])
+              (header #"Refresh" value)))))
+       (when (config-true? 'debug)
+         ; used for its side effects
+         ; convert to string with error checking, error will be raised if xexp is invalid
+         (xexp->html body))
+       (response/output
+        #:code 200
+        #:headers headers
+        (λ (out)
+          (write-html body out))))])))

src/page-wiki.rkt

@@ -7,7 +7,7 @@
          ; libs
          (prefix-in easy: net/http-easy)
          ; html libs
-         html-parsing
+         "../lib/html-parsing/main.rkt"
          html-writing
          ; web server libs
          net/url
@@ -17,11 +17,13 @@
          "application-globals.rkt"
          "config.rkt"
          "data.rkt"
-         "pure-utils.rkt"
-         "syntax.rkt"
-         "tree-updater.rkt"
-         "xexpr-utils.rkt"
-         "url-utils.rkt")
+         "../lib/pure-utils.rkt"
+         "../lib/syntax.rkt"
+         "../lib/thread-utils.rkt"
+         "../lib/tree-updater.rkt"
+         "../lib/url-utils.rkt"
+         "whole-utils.rkt"
+         "../lib/xexpr-utils.rkt")
 
 (provide
  ; used by the web server
@@ -33,24 +35,6 @@
 (module+ test
   (require rackunit))
 
-(define (preprocess-html-wiki html)
-  (define ((rr* find replace) contents)
-    (regexp-replace* find contents replace))
-  ((compose1
-    ; fix navbox list nesting
-    ; navbox on right of page has incorrect html "<td ...><li>" and the xexpr parser puts the <li> much further up the tree
-    ; add a <ul> to make the parser happy
-    ; usage: /fallout/wiki/Fallout:_New_Vegas_achievements_and_trophies
-    (rr* #rx"(<td[^>]*>\n?)(<li>)" "\\1<ul>\\2")
-    ; change <figcaption><p> to <figcaption><span> to make the parser happy
-    (rr* #rx"(<figcaption[^>]*>)[ \t]*<p class=\"caption\">([^<]*)</p>" "\\1<span class=\"caption\">\\2</span>"))
-   html))
-(module+ test
-  (check-equal? (preprocess-html-wiki "<td class=\"va-navbox-column\" style=\"width: 33%\">\n<li>Hey</li>")
-                "<td class=\"va-navbox-column\" style=\"width: 33%\">\n<ul><li>Hey</li>")
-  (check-equal? (preprocess-html-wiki "<figure class=\"thumb tright\" style=\"width: 150px\"><a class=\"image\"><img></a><noscript><a><img></a></noscript><figcaption class=\"thumbcaption\"> 	<p class=\"caption\">Caption text.</p></figcaption></figure>")
-                "<figure class=\"thumb tright\" style=\"width: 150px\"><a class=\"image\"><img></a><noscript><a><img></a></noscript><figcaption class=\"thumbcaption\"><span class=\"caption\">Caption text.</span></figcaption></figure>"))
-
 (define (page-wiki req)
   (define wikiname (path/param-path (first (url-path (request-uri req)))))
   (define user-cookies (user-cookies-getter req))
@@ -58,8 +42,10 @@
   (define path (string-join (map path/param-path (cddr (url-path (request-uri req)))) "/"))
   (define source-url (format "https://~a.fandom.com/wiki/~a" wikiname path))
 
-  (thread-let
-   ([dest-res (define dest-url
+  (define-values (dest-res siteinfo)
+    (thread-values
+     (λ ()
+       (define dest-url
          (format "~a/api.php?~a"
                  origin
                  (params->query `(("action" . "parse")
@@ -70,8 +56,9 @@
        (log-outgoing dest-url)
        (easy:get dest-url
                  #:timeouts timeouts
-                        #:headers `#hasheq((cookie . ,(format "theme=~a" (user-cookies^-theme user-cookies)))))]
-    [siteinfo (siteinfo-fetch wikiname)])
+                 #:headers `#hasheq((cookie . ,(format "theme=~a" (user-cookies^-theme user-cookies))))))
+     (λ ()
+       (siteinfo-fetch wikiname))))
 
   (cond
     [(eq? 200 (easy:response-status-code dest-res))
@@ -113,4 +100,4 @@
              #:code 200
              #:headers headers
              (λ (out)
-                (write-html body out))))))])))
+               (write-html body out))))))]))

src/reloadable.rkt

@@ -3,6 +3,7 @@
 ;;; Source: https://github.com/tonyg/racket-reloadable/blob/master/reloadable/main.rkt
 ;;; Source commit: cae2a14 from 24 May 2015
 ;;; Source license: LGPL 3 or later
+;;; Further modifications by Cadence as seen in this repo's git history.
 
 (provide (struct-out reloadable-entry-point)
          reload-poll-interval
@@ -19,8 +20,8 @@
 (require racket/match)
 (require racket/rerequire)
 
-(define reload-poll-interval 0.5) ;; seconds
-(define reload-failure-retry-delay (make-parameter 5)) ;; seconds
+(define reload-poll-interval 0.5) ; seconds
+(define reload-failure-retry-delay (make-parameter 5)) ; seconds
 
 (struct reloadable-entry-point (name
                                 module-path

src/syntax.rkt

@@ -1,108 +0,0 @@
-#lang racket/base
-(require (for-syntax racket/base))
-
-(provide
- ; help make a nested if. if/in will gain the same false form of its containing if/out.
- if/out
- ; let, but the value for each variable is evaluated within a thread
- thread-let)
-
-(module+ test
-  (require rackunit)
-  (define (check-syntax-equal? s1 s2)
-    (check-equal? (syntax->datum s1)
-                  (syntax->datum s2))))
-
-;; actual transforming goes on in here.
-;; it's in a submodule so that it can be required in both levels, for testing
-
-(module transform racket/base
-  (provide
-   transform-if/out
-   transform-thread-let)
-
-  (define (transform-if/out stx)
-    (define tree (cdr (syntax->datum stx))) ; condition true false
-    (define else (cddr tree)) ; the else branch cons cell
-    (define result
-      (let walk ([node tree])
-        (cond
-          ; normally, node should be a full cons cell (a pair) but it might be something else.
-          ; situation: reached the end of a list, empty cons cell
-          [(null? node) node]
-          ; situation: reached the end of a list, cons cdr was non-list
-          [(symbol? node) node]
-          ; normal situation, full cons cell
-          ; -- don't go replacing through nested if/out
-          [(and (pair? node) (eq? 'if/out (car node))) node]
-          ; -- replace if/in
-          [(and (pair? node) (eq? 'if/in (car node)))
-           (append '(if) (walk (cdr node)) else)]
-          ; recurse down pair head and tail
-          [(pair? node) (cons (walk (car node)) (walk (cdr node)))]
-          ; something else that can't be recursed into, so pass it through
-          [#t node])))
-    (datum->syntax stx (cons 'if result)))
-
-  (define (transform-thread-let stx)
-    (define tree (cdr (syntax->datum stx)))
-    (define defs (car tree))
-    (define forms (cdr tree))
-    (when (eq? (length forms) 0)
-      (error (format "thread-let: bad syntax (need some forms to execute after the threads)~n  forms: ~a" forms)))
-    (define counter (build-list (length defs) values))
-    (datum->syntax
-     stx
-     `(let ([chv (build-vector ,(length defs) (λ (_) (make-channel)))])
-        ,@(map (λ (n)
-                 (define def (list-ref defs n))
-                 `(thread (λ () (channel-put (vector-ref chv ,n) (let _ () ,@(cdr def))))))
-               counter)
-        (let ,(map (λ (n)
-                     (define def (list-ref defs n))
-                     `(,(car def) (channel-get (vector-ref chv ,n))))
-                   counter)
-            ,@forms)))))
-
-;; the syntax definitions and their tests go below here
-
-(require 'transform (for-syntax 'transform))
-
-(define-syntax (if/out stx)
-  (transform-if/out stx))
-(module+ test
-  (check-syntax-equal? (transform-if/out #'(if/out (condition 1) (if/in (condition 2) (do-yes)) (do-no)))
-                       #'(if (condition 1) (if (condition 2) (do-yes) (do-no)) (do-no)))
-  (check-equal? (if/out #t (if/in #t 'yes) 'no) 'yes)
-  (check-equal? (if/out #f (if/in #t 'yes) 'no) 'no)
-  (check-equal? (if/out #t (if/in #f 'yes) 'no) 'no)
-  (check-equal? (if/out #f (if/in #f 'yes) 'no) 'no))
-
-(define-syntax (thread-let stx)
-  (transform-thread-let stx))
-(module+ test
-  ; check that it is transformed as expected
-  (check-syntax-equal?
-   (transform-thread-let
-    #'(thread-let ([a (hey "this is a")]
-                   [b (hey "this is b")])
-                  (list a b)))
-   #'(let ([chv (build-vector 2 (λ (_) (make-channel)))])
-       (thread (λ () (channel-put (vector-ref chv 0) (let _ () (hey "this is a")))))
-       (thread (λ () (channel-put (vector-ref chv 1) (let _ () (hey "this is b")))))
-       (let ([a (channel-get (vector-ref chv 0))]
-             [b (channel-get (vector-ref chv 1))])
-         (list a b))))
-  ; check that they actually execute concurrently
-  (define ch (make-channel))
-  (check-equal? (thread-let ([a (begin
-                                  (channel-put ch 'a)
-                                  (channel-get ch))]
-                             [b (begin0
-                                    (channel-get ch)
-                                  (channel-put ch 'b))])
-                            (list a b))
-                '(b a))
-  ; check that it assigns the correct value to the correct variable
-  (check-equal? (thread-let ([a (sleep 0) 'a] [b 'b]) (list a b))
-                '(a b)))

src/whole-utils.rkt

@@ -0,0 +1,11 @@
+#lang typed/racket/base
+(require "config.rkt")
+
+(provide
+ ; prints "out: <url>"
+ log-outgoing)
+
+(: log-outgoing (String -> Void))
+(define (log-outgoing url-string)
+  (when (config-true? 'log_outgoing)
+    (printf "out: ~a~n" url-string)))

static/breezewiki-color.svg

@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg:svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   height="36.41787"
+   width="224.9014"
+   version="1.1"
+   id="svg912"
+   sodipodi:docname="breezewiki-color.svg"
+   inkscape:version="0.92.5 (2060ec1f9f, 2020-04-08)">
+  <svg:metadata
+     id="metadata918">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </svg:metadata>
+  <svg:defs
+     id="defs916" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1882"
+     inkscape:window-height="1059"
+     id="namedview914"
+     showgrid="false"
+     showguides="false"
+     inkscape:zoom="2.8284271"
+     inkscape:cx="123.17581"
+     inkscape:cy="7.7496502"
+     inkscape:window-x="38"
+     inkscape:window-y="0"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg912"
+     showborder="true"
+     inkscape:pagecheckerboard="true"
+     inkscape:snap-bbox="true"
+     inkscape:bbox-nodes="true"
+     inkscape:snap-smooth-nodes="true" />
+  <div
+     id="saka-gui-root">
+    <div>
+      <div>
+        <style />
+      </div>
+    </div>
+  </div>
+  <svg:g
+     aria-label="wiki"
+     style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:42.66666794px;line-height:2.67644334px;font-family:Alfios;-inkscape-font-specification:'Alfios Bold';font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-feature-settings:normal;text-align:start;writing-mode:lr-tb;text-anchor:start;opacity:1;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:#ffffff;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.72772277;paint-order:stroke fill markers"
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+       id="path848"
+       inkscape:connector-curvature="0" />
+  </svg:g>
+  <svg:g
+     aria-label="breeze"
+     style="font-style:normal;font-variant:normal;font-weight:bold;font-stretch:normal;font-size:41.07165146px;line-height:2.57638931px;font-family:Alexander;-inkscape-font-specification:'Alexander Bold';font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-feature-settings:normal;text-align:start;writing-mode:lr-tb;text-anchor:start;opacity:1;fill:#252525;fill-opacity:1;fill-rule:nonzero;stroke:#ffffff;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:0.72772277;paint-order:stroke fill markers"
+     id="text930"
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+  <svg:path
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+     inkscape:connector-curvature="0"
+     id="path837"
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+     style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:medium;line-height:normal;font-family:sans-serif;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration:none;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000000;letter-spacing:normal;word-spacing:normal;text-transform:none;writing-mode:lr-tb;direction:ltr;text-orientation:mixed;dominant-baseline:auto;baseline-shift:baseline;text-anchor:start;white-space:normal;shape-padding:0;clip-rule:nonzero;display:inline;overflow:visible;visibility:visible;opacity:1;isolation:auto;mix-blend-mode:normal;color-interpolation:sRGB;color-interpolation-filters:linearRGB;solid-color:#000000;solid-opacity:1;vector-effect:none;fill:#ffc500;fill-opacity:1;fill-rule:nonzero;stroke:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:0.72772277;paint-order:stroke fill markers;color-rendering:auto;image-rendering:auto;shape-rendering:auto;text-rendering:auto;enable-background:accumulate"
+     sodipodi:nodetypes="cccsccccscsccccscc" />
+</svg:svg>

static/internal.css

@@ -24,7 +24,7 @@
     --theme-body-background-color: #286cab;
     --theme-body-background-color--rgb: 40,108,171;
     
-    --theme-body-text-color: #fff;
+    --theme-body-text-color: #000;
     --theme-body-text-color--rgb: 255,255,255;
     --theme-body-text-color--hover: #cccccc;
     --theme-sticky-nav-background-color: #ffffff;

static/main.css

@@ -8,6 +8,9 @@ pre, code {
     font-family: monospace;
     font-size: 0.85em;
 }
+pre {
+    overflow-x: auto;
+}
 ul, ol {
     list-style-type: initial;
     padding-left: 2em;
@@ -31,6 +34,8 @@ body.skin-fandomdesktop, button, input, textarea, .wikitable, .va-table {
     font-family: "Source Sans Pro", "Segoe UI", sans-serif;
     font-size: 18px;
     line-height: 1.5;
+    margin: 0;
+    padding: 0;
 }
 h1, h2, h3, h4, h5, h6 {
     margin: 1.2em 0 0.6em;
@@ -67,6 +72,25 @@ p {
     max-width: 240px;
 }
 
+/* global top banner message */
+.bw-top-banner {
+    display: flex;
+    justify-content: space-evenly;
+    align-items: center;
+    background-color: #000;
+    color: #fff;
+    text-align: center;
+    white-space: pre-line;
+    padding: 8px;
+}
+.bw-top-banner a, .bw-top-banner a:visited {
+    color: #ffdd57;
+    text-decoration: underline;
+}
+.bw-top-banner-rainbow {
+    animation: bw-rainbow-color 1.6s linear infinite;
+}
+
 /* custom footer with source and license info */
 .custom-footer {
     clear: both;
@@ -338,8 +362,11 @@ figcaption, .lightbox-caption, .thumbcaption {
     border-radius: 6px;
     font-size: 18px;
 }
+.niwa__notice--alt {
+    background: #e5fdd8;
+}
 .niwa__header {
-    font-size: max(2.9vw, 26px);
+    font-size: max(2.75vw, 26px);
     margin-top: 0;
 }
 .niwa__notice a {
@@ -403,6 +430,10 @@ figcaption, .lightbox-caption, .thumbcaption {
     .niwa__right {
         display: none;
     }
+    /* remove balloons in top banner */
+    .bw-balloon {
+        display: none;
+    }
 }
 
 @media (min-width: 560px) { /* wider than 560 px */
@@ -418,6 +449,16 @@ figcaption, .lightbox-caption, .thumbcaption {
         width: auto !important;
         text-align: center !important;
     }
+    /* make text content hit the edges of the screen (no space for the background) */
+    .page {
+        margin: 0;
+    }
+    .page__main {
+        background: linear-gradient(to bottom, rgba(var(--theme-page-background-color--rgb), 0), rgba(var(--theme-page-background-color--rgb), 1) 160px);
+    }
+    .page-title {
+        color: var(--theme-body-text-color);
+    }
 }
 
 /* *****
@@ -456,3 +497,12 @@ figcaption, .lightbox-caption, .thumbcaption {
   font-display: swap;
   src: url("/static/source-sans-pro-v21-vietnamese_latin-ext_latin_greek-ext_greek_cyrillic-ext_cyrillic-700italic.woff2") format("woff2");
 }
+
+@keyframes bw-rainbow-color {
+    0% {
+        filter: hue-rotate(0deg);
+    }
+    100% {
+        filter: hue-rotate(360deg);
+    }
+}

static/robots.txt

@@ -1,3 +1,4 @@
 User-Agent: *
 Disallow: /*/wiki/*
 Disallow: /proxy
+Disallow: /set-user-settings

static/search-suggestions.js

@@ -64,6 +64,7 @@ render(html`<${SuggestionList} />`, eSuggestions)
 // input view
 
 effect(() => {
+	query.value // dependency should always be tracked
 	if (st.peek() === "accepted") return // lock results from changing during navigation
 	st.value = "loading"
 	fetchSuggestions(query.value).then(res => {
@@ -74,7 +75,7 @@ effect(() => {
 	})
 })
 
-document.addEventListener("pageshow", () => {
+window.addEventListener("pageshow", () => {
 	st.value = "ready" // unlock results from changing after returning to page
 })
 
@@ -88,4 +89,12 @@ render(html`<${SuggestionInput} />`, eInput)
 // form focus
 
 eForm.addEventListener("focusin", () => focus.value = true)
-eForm.addEventListener("focusout", () => focus.value = false)
+eForm.addEventListener("focusout", event => {
+	if (eForm.contains(event.relatedTarget)) {
+		// event fired when changing from one form element to the other
+		focus.value = true
+	} else {
+		// event fired when moving out of the form element
+		focus.value = false
+	}
+})