forked from cadence/breezewiki
Implement Solr search provider
This commit is contained in:
parent
76eaaa0a47
commit
61c304cf41
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@ -47,6 +47,7 @@
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(feature_offline::enabled . "false")
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(feature_offline::format . "json.gz")
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(feature_offline::only . "false")
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(feature_offline::search . "fandom")
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(access_log::enabled . "false")
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@ -13,6 +13,8 @@
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"application-globals.rkt"
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"config.rkt"
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"data.rkt"
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"search-provider-fandom.rkt"
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"search-provider-solr.rkt"
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"../lib/syntax.rkt"
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"../lib/thread-utils.rkt"
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"../lib/url-utils.rkt"
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@ -22,47 +24,22 @@
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(provide
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page-search)
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(module+ test
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(require rackunit
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"test-utils.rkt")
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(define search-json-data
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'#hasheq((batchcomplete . #t) (query . #hasheq((search . (#hasheq((ns . 0) (pageid . 219) (size . 1482) (snippet . "") (timestamp . "2022-08-21T08:54:23Z") (title . "Gacha Capsule") (wordcount . 214)) #hasheq((ns . 0) (pageid . 201) (size . 1198) (snippet . "") (timestamp . "2022-07-11T17:52:47Z") (title . "Badges") (wordcount . 181)))))))))
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(define search-providers
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(hash "fandom" generate-results-content-fandom
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"solr" generate-results-content-solr))
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;; this takes the info we gathered from fandom and makes the big fat x-expression page
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(define (generate-results-page req dest-url wikiname query data #:siteinfo [siteinfo #f])
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(define search-results (jp "/query/search" data))
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(define (generate-results-page req source-url wikiname query results-content #:siteinfo [siteinfo #f])
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;; this is *another* helper that builds the wiki page UI and lets me put the search results (or whatever else) in the middle
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(generate-wiki-page
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;; so I provide my helper function with the necessary context...
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#:req req
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#:source-url dest-url
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#:source-url source-url
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#:wikiname wikiname
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#:title query
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#:siteinfo siteinfo
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;; and here's the actual results to display in the wiki page layout
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`(div (@ (class "mw-parser-output"))
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;; header before the search results showing how many we found
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(p ,(format "~a results found for " (length search-results))
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(strong ,query))
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;; *u*nordered *l*ist of matching search results
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(ul ,@(map
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(λ (result) ;; for each result, run this code...
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(let* ([title (jp "/title" result)]
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[page-path (page-title->path title)]
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[timestamp (jp "/timestamp" result)]
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[wordcount (jp "/wordcount" result)]
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[size (jp "/size" result)])
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;; and make this x-expression...
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`(li (@ (class "my-result"))
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(a (@ (class "my-result__link") (href ,(format "/~a/wiki/~a" wikiname page-path))) ; using unquote to insert the result page URL
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,title) ; using unquote to insert the result page title
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(div (@ (class "my-result__info")) ; constructing the line under the search result
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"last edited "
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(time (@ (datetime ,timestamp)) ,(list-ref (string-split timestamp "T") 0))
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,(format ", ~a words, ~a kb"
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wordcount
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(exact->inexact (/ (round (/ size 100)) 10)))))))
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search-results)))))
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results-content))
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;; will be called when the web browser asks to load the page
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(define (page-search req)
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@ -71,34 +48,31 @@
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;; the URL will look like "/minecraft/wiki/Special:Search?q=Spawner"
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;; grab the first part to use as the wikiname, in this case, "minecraft"
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(define wikiname (path/param-path (first (url-path (request-uri req)))))
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;; grab a dict of url search params
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(define params (url-query (request-uri req)))
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;; grab the part after ?q= which is the search terms
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(define query (dict-ref (url-query (request-uri req)) 'q #f))
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;; constructing the URL where I want to get fandom data from...
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(define origin (format "https://~a.fandom.com" wikiname))
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;; the dest-URL will look something like https://minecraft.fandom.com/api.php?action=query&list=search&srsearch=Spawner&formatversion=2&format=json
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(define dest-url
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(format "~a/api.php?~a"
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origin
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(params->query `(("action" . "query")
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("list" . "search")
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("srsearch" . ,query)
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("formatversion" . "2")
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("format" . "json")))))
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(define query (dict-ref params 'q #f))
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;; figure out which search provider we're going to use
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(define search-provider (hash-ref search-providers (config-get 'feature_offline::search)))
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;; simultaneously get the search results from the fandom API, as well as information about the wiki as a whole (its license, icon, name)
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(define-values (dest-res siteinfo)
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;; external special:search url to link at the bottom of the page as the upstream source
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(define external-search-url
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(format "https://~a.fandom.com/wiki/Special:Search?~a"
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wikiname
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(params->query `(("query" . ,query)
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("search" . "internal")))))
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;; simultaneously get the search results, as well as information about the wiki as a whole (its license, icon, name)
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(define-values (results-content siteinfo)
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(thread-values
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(λ ()
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(log-outgoing dest-url)
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(easy:get dest-url #:timeouts timeouts)) ;; HTTP request to dest-url for search results
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(search-provider wikiname query params)) ;; call the search provider (see file "search-provider-fandom.rkt")
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(λ ()
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(siteinfo-fetch wikiname)))) ;; helper function in another file to get information about the wiki
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;; search results are a JSON string. parse JSON into racket data structures
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(define data (easy:response-json dest-res))
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;; calling my generate-results-page function with the information so far in order to get a big fat x-expression
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;; big fat x-expression goes into the body variable
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(define body (generate-results-page req dest-url wikiname query data #:siteinfo siteinfo))
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(define body (generate-results-page req external-search-url wikiname query results-content #:siteinfo siteinfo))
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;; error checking
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(when (config-true? 'debug)
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; used for its side effects
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@ -110,7 +84,4 @@
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#:headers (build-headers always-headers)
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(λ (out)
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(write-html body out)))))
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(module+ test
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(parameterize ([(config-parameter 'feature_offline::only) "false"])
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(check-not-false ((query-selector (attribute-selector 'href "/test/wiki/Gacha_Capsule")
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(generate-results-page test-req "" "test" "Gacha" search-json-data))))))
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@ -0,0 +1,63 @@
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#lang racket/base
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(require racket/string
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(prefix-in easy: net/http-easy)
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"application-globals.rkt"
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"config.rkt"
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"../lib/url-utils.rkt"
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"whole-utils.rkt"
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"../lib/xexpr-utils.rkt")
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(provide
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generate-results-content-fandom)
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(module+ test
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(require rackunit
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"test-utils.rkt")
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(define search-json-data
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'#hasheq((batchcomplete . #t) (query . #hasheq((search . (#hasheq((ns . 0) (pageid . 219) (size . 1482) (snippet . "") (timestamp . "2022-08-21T08:54:23Z") (title . "Gacha Capsule") (wordcount . 214)) #hasheq((ns . 0) (pageid . 201) (size . 1198) (snippet . "") (timestamp . "2022-07-11T17:52:47Z") (title . "Badges") (wordcount . 181)))))))))
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(define (generate-results-content-fandom wikiname query params)
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;; constructing the URL where I want to get fandom data from...
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(define origin (format "https://~a.fandom.com" wikiname))
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;; the dest-URL will look something like https://minecraft.fandom.com/api.php?action=query&list=search&srsearch=Spawner&formatversion=2&format=json
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(define dest-url
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(format "~a/api.php?~a"
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origin
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(params->query `(("action" . "query")
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("list" . "search")
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("srsearch" . ,query)
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("formatversion" . "2")
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("format" . "json")))))
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;; HTTP request to dest-url for search results
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(log-outgoing dest-url)
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(define res (easy:get dest-url #:timeouts timeouts))
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(define json (easy:response-json res))
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(define search-results (jp "/query/search" json))
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;; generate content for display in the wiki page layout
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`(div (@ (class "mw-parser-output"))
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;; header before the search results showing how many we found
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(p ,(format "~a results found for " (length search-results))
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(strong ,query))
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;; *u*nordered *l*ist of matching search results
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(ul ,@(for/list ([result search-results])
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(let* ([title (jp "/title" result)]
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[page-path (page-title->path title)]
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[timestamp (jp "/timestamp" result)]
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[wordcount (jp "/wordcount" result)]
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[size (jp "/size" result)])
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;; and make this x-expression...
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`(li (@ (class "my-result"))
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(a (@ (class "my-result__link") (href ,(format "/~a/wiki/~a" wikiname page-path))) ; using unquote to insert the result page URL
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,title) ; using unquote to insert the result page title
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(div (@ (class "my-result__info")) ; constructing the line under the search result
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"last edited "
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(time (@ (datetime ,timestamp)) ,(list-ref (string-split timestamp "T") 0))
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,(format ", ~a words, ~a kb"
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wordcount
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(exact->inexact (/ (round (/ size 100)) 10))))))))))
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(module+ test
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(parameterize ([(config-parameter 'feature_offline::only) "false"])
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(check-not-false ((query-selector (attribute-selector 'href "/test/wiki/Gacha_Capsule")
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(generate-results-content-fandom test-req "" "test" "Gacha" search-json-data))))))
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@ -0,0 +1,90 @@
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#lang racket/base
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(require racket/dict
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racket/string
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(prefix-in easy: net/http-easy)
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"application-globals.rkt"
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"../lib/html-parsing/main.rkt"
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"../lib/url-utils.rkt"
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"whole-utils.rkt"
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"../lib/xexpr-utils.rkt")
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(provide
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generate-results-content-solr)
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(struct result^ (hl-title hl-body kb words page-path) #:transparent)
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(define (generate-results-content-solr wikiname query params)
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;; grab things from params that would modify the search
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(define op (if (equal? (dict-ref params 'op #f) "or") '("or" . "OR") '("and" . "AND")))
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(define sort (if (equal? (dict-ref params 'sort #f) "len") '("len" . "len desc") '("relevance" . "score desc")))
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;; the dest-URL will look something like http://localhost:8983/solr/bloons/select?defType=edismax&fl=id%2Clen&hl.defaultSummary=true&hl.encoder=html&hl.fl=title%2Cbody&hl.method=unified&hl.tag.post=%3C%2Fmark%3E&hl.tag.pre=%3Cmark%3E&hl=true&indent=true&q.op=AND&q=blo&qf=title_prefix%20title%5E2.0%20body%20table%5E0.3&useParams=
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(define dest-url
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(format "http://localhost:8983/solr/~a/select?~a"
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wikiname
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(params->query `(("defType" . "edismax")
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("q" . ,query)
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("q.op" . ,(cdr op))
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("qf" . "title_prefix title^2.0 body table^0.3")
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("hl" . "true")
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("hl.method" . "unified")
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("hl.defaultSummary" . "true")
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("hl.fl" . "title,body")
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("fl" . "id,len,title")
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("hl.encoder" . "html")
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("hl.tag.pre" . "<mark>")
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("hl.tag.post" . "</mark>")
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("sort" . ,(cdr sort))))))
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;; HTTP request to dest-url for search results
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(log-outgoing dest-url)
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(define res (easy:get dest-url #:timeouts timeouts))
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(define json (easy:response-json res))
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;; build result objects
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(define highlighting (jp "/highlighting" json))
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(define results
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(for/list ([doc (jp "/response/docs" json)])
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(define id (jp "/id" doc))
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(define len (jp "/len" doc))
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(define title (jp "/title" doc))
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(define page-path (page-title->path title))
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(define kb (exact->inexact (/ (round (/ len 100)) 10))) ; divide by 1000 and round to nearest 0.1
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(define words (* (round (/ len 60)) 10)) ; divide by 6 and round to nearest 10
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(define hl (hash-ref highlighting (string->symbol id)))
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(define hl-title (cdr (html->xexp (jp "/title/0" hl))))
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(define hl-body (cdr (html->xexp (string-trim (jp "/body/0" hl)))))
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(result^ hl-title hl-body kb words page-path)))
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(define qtime (exact->inexact (/ (round (/ (jp "/responseHeader/QTime" json) 10)) 100)))
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(define (value-selected? value current-value)
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(append
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`((value ,value))
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(if (equal? value current-value)
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`((selected))
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`())))
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;; generate content for display in the wiki page layout
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`(div (@ (class "mw-parser-output"))
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(form (@ (class "my-result__filter"))
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(input (@ (type "hidden") (name "q") (value ,query)))
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(select (@ (name "op"))
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(option (@ ,@(value-selected? "and" (car op))) "All words must match")
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(option (@ ,@(value-selected? "or" (car op))) "Some words must match"))
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(select (@ (name "sort"))
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(option (@ ,@(value-selected? "relevance" (car sort))) "Relevant articles")
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(option (@ ,@(value-selected? "len" (car sort))) "Wordiest articles"))
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(button "Filter results"))
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;; header before the search results showing how many we found
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(p ,(format "~a results (~a seconds) found for " (jp "/response/numFound" json) qtime)
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(strong ,query))
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;; *u*nordered *l*ist of matching search results
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(ul ,@(for/list ([result results])
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`(li (@ (class "my-result"))
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(a (@ (class "my-result__link") (href ,(format "/~a/wiki/~a" wikiname (result^-page-path result)))) ; url
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,@(result^-hl-title result)) ; title
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(p (@ (class "my-result__description")) ,@(result^-hl-body result)) ; result preview
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(div (@ (class "my-result__info")) ; line under the search result
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,(format "~a words, ~a kb of readable stuff"
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(result^-words result)
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(result^-kb result))))))))
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@ -249,11 +249,24 @@ a.ext-audiobutton { /* see hearthstone/wiki/Diablo_(Duels_hero) */
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.my-result__link {
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font-size: 1.2em;
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}
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.my-result__description {
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font-size: 0.8em;
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white-space: pre-line;
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margin-left: 1.2em;
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}
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.my-result mark {
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background: rgba(255, 255, 0, 0.4);
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}
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.my-result__info {
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font-size: 0.8em;
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color: var(--theme-page-text-color--hover);
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margin-left: 1.2em;
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}
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.my-result__filter {
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display: grid;
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grid-template-columns: auto auto auto 1fr;
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grid-gap: 8px;
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}
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/* (breezewiki) search suggestions */
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.bw-search-form {
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