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Refactor header code

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Zed 2019-10-02 10:13:17 +02:00
parent 1871cebf1f
commit bafe5fb550
9 changed files with 79 additions and 151 deletions
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40
src/api/list.nim
View file

@ -7,15 +7,6 @@ import utils, consts, timeline, search
proc getListTimeline*(username, list, agent, after: string): Future[Timeline] {.async.} =
let url = base / (listUrl % [username, list])
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $url,
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": lang
})
var params = toSeq({
"include_available_features": "1",
"include_entities": "1",
@ -25,7 +16,7 @@ proc getListTimeline*(username, list, agent, after: string): Future[Timeline] {.
if after.len > 0:
params.add {"max_position": after}
let json = await fetchJson(url ? params, headers)
let json = await fetchJson(url ? params, genHeaders(agent, url))
result = await finishTimeline(json, Query(), after, agent)
if result.content.len == 0:
return
@ -36,16 +27,10 @@ proc getListTimeline*(username, list, agent, after: string): Future[Timeline] {.
else: get(last.retweet).id
proc getListMembers*(username, list, agent: string): Future[Result[Profile]] {.async.} =
let url = base / (listMembersUrl % [username, list])
let headers = newHttpHeaders({
"Accept": htmlAccept,
"Referer": $(base / &"{username}/lists/{list}/members"),
"User-Agent": agent,
"Accept-Language": lang
})
let html = await fetchHtml(url, headers)
let
url = base / (listMembersUrl % [username, list])
referer = base / &"{username}/lists/{list}/members"
html = await fetchHtml(url, genHeaders(agent, referer))
result = Result[Profile](
minId: html.selectAttr(".stream-container", "data-min-position"),
@ -56,17 +41,10 @@ proc getListMembers*(username, list, agent: string): Future[Result[Profile]] {.a
)
proc getListMembersSearch*(username, list, agent, after: string): Future[Result[Profile]] {.async.} =
let url = base / ((listMembersUrl & "/timeline") % [username, list])
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $(base / &"{username}/lists/{list}/members"),
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"X-Push-With": "XMLHttpRequest",
"Accept-Language": lang
})
let
url = base / ((listMembersUrl & "/timeline") % [username, list])
referer = base / &"{username}/lists/{list}/members"
headers = genHeaders({"x-push-with": "XMLHttpRequest"}, agent, referer, xml=true)
var params = toSeq({
"include_available_features": "1",

75
src/api/media.nim
View file

@ -51,35 +51,23 @@ proc getGuestToken(agent: string; force=false): Future[string] {.async.} =
tokenUpdated = getTime()
tokenUses = 0
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $base,
"User-Agent": agent,
"Authorization": auth
})
newClient()
let
headers = genHeaders({"authorization": auth}, agent, base, lang=false)
url = apiBase / tokenUrl
json = parseJson(await client.postContent($url))
json = await fetchJson(url, headers)
if json != nil:
result = json["guest_token"].to(string)
guestToken = result
proc getVideoFetch(tweet: Tweet; agent, token: string) {.async.} =
if tweet.video.isNone(): return
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $(base / getLink(tweet)),
"User-Agent": agent,
"Authorization": auth,
"x-guest-token": token
})
let url = apiBase / (videoUrl % tweet.id)
let json = await fetchJson(url, headers)
let
headers = genHeaders({"authorization": auth, "x-guest-token": token},
agent, base / getLink(tweet), lang=false)
url = apiBase / (videoUrl % tweet.id)
json = await fetchJson(url, headers)
if json == nil:
if getTime() - tokenUpdated > initDuration(seconds=1):
@ -114,52 +102,31 @@ proc getVideo*(tweet: Tweet; agent, token: string; force=false) {.async.} =
proc getPoll*(tweet: Tweet; agent: string) {.async.} =
if tweet.poll.isNone(): return
let headers = newHttpHeaders({
"Accept": htmlAccept,
"Referer": $(base / getLink(tweet)),
"User-Agent": agent,
"Authority": "twitter.com",
"Accept-Language": lang,
})
let
headers = genHeaders(agent, base / getLink(tweet), auth=true)
url = base / (pollUrl % tweet.id)
html = await fetchHtml(url, headers)
let url = base / (pollUrl % tweet.id)
let html = await fetchHtml(url, headers)
if html == nil: return
tweet.poll = some parsePoll(html)
proc getCard*(tweet: Tweet; agent: string) {.async.} =
if tweet.card.isNone(): return
let headers = newHttpHeaders({
"Accept": htmlAccept,
"Referer": $(base / getLink(tweet)),
"User-Agent": agent,
"Authority": "twitter.com",
"Accept-Language": lang,
})
let
headers = genHeaders(agent, base / getLink(tweet), auth=true)
query = get(tweet.card).query.replace("sensitive=true", "sensitive=false")
html = await fetchHtml(base / query, headers)
let query = get(tweet.card).query.replace("sensitive=true", "sensitive=false")
let html = await fetchHtml(base / query, headers)
if html == nil: return
parseCard(get(tweet.card), html)
proc getPhotoRail*(username, agent: string): Future[seq[GalleryPhoto]] {.async.} =
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $(base / username),
"User-Agent": agent,
"X-Requested-With": "XMLHttpRequest"
})
let params = {
"for_photo_rail": "true",
"oldest_unread_id": "0"
}
let url = base / (timelineMediaUrl % username) ? params
let html = await fetchHtml(url, headers, jsonKey="items_html")
let
headers = genHeaders({"x-requested-with": "XMLHttpRequest"}, agent, base / username)
params = {"for_photo_rail": "true", "oldest_unread_id": "0"}
url = base / (timelineMediaUrl % username) ? params
html = await fetchHtml(url, headers, jsonKey="items_html")
result = parsePhotoRail(html)

25
src/api/profile.nim
View file

@ -12,21 +12,15 @@ proc getProfileFallback(username: string; headers: HttpHeaders): Future[Profile]
result = parseIntentProfile(html)
proc getProfile*(username, agent: string): Future[Profile] {.async.} =
let headers = newHttpHeaders({
"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9",
"Referer": $(base / username),
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": lang
})
let
headers = genHeaders(agent, base / username, xml=true)
params = {
"screen_name": username,
"wants_hovercard": "true",
"_": $(epochTime().int)
}
url = base / profilePopupUrl ? params
html = await fetchHtml(url, headers, jsonKey="html")
@ -37,14 +31,11 @@ proc getProfile*(username, agent: string): Future[Profile] {.async.} =
result = parsePopupProfile(html)
proc getProfileFull*(username: string): Future[Profile] {.async.} =
let headers = newHttpHeaders({
"authority": "twitter.com",
"accept": htmlAccept,
"referer": "https://twitter.com/" & username,
"accept-language": lang
})
proc getProfileFull*(username, agent: string): Future[Profile] {.async.} =
let
url = base / username
headers = genHeaders(agent, url, auth=true)
html = await fetchHtml(url, headers)
let html = await fetchHtml(base / username, headers)
if html == nil: return
result = parseTimelineProfile(html)

10
src/api/search.nim
View file

@ -22,14 +22,8 @@ proc getSearch*[T](query: Query; after, agent: string): Future[Result[T]] {.asyn
param = genQueryParam(query)
encoded = encodeUrl(param, usePlus=false)
headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $(base / ("search?f=$1&q=$2&src=typd" % [kind, encoded])),
"User-Agent": agent,
"X-Requested-With": "XMLHttpRequest",
"Authority": "twitter.com",
"Accept-Language": lang
})
referer = base / ("search?f=$1&q=$2&src=typd" % [kind, encoded])
headers = genHeaders(agent, referer, auth=true, xml=true)
params = {
"f": kind,

17
src/api/timeline.nim
View file

@ -22,14 +22,7 @@ proc finishTimeline*(json: JsonNode; query: Query; after, agent: string): Future
result.content = thread.content
proc getTimeline*(username, after, agent: string): Future[Timeline] {.async.} =
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $(base / username),
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": lang
})
let headers = genHeaders(agent, base / username, xml=true)
var params = toSeq({
"include_available_features": "1",
@ -45,18 +38,12 @@ proc getTimeline*(username, after, agent: string): Future[Timeline] {.async.} =
result = await finishTimeline(json, Query(), after, agent)
proc getProfileAndTimeline*(username, agent, after: string): Future[(Profile, Timeline)] {.async.} =
let headers = newHttpHeaders({
"authority": "twitter.com",
"accept": htmlAccept,
"referer": "https://twitter.com/" & username,
"accept-language": lang
})
var url = base / username
if after.len > 0:
url = url ? {"max_position": after}
let
headers = genHeaders(agent, base / username, auth=true)
html = await fetchHtml(url, headers)
timeline = parseTimeline(html.select("#timeline > .stream-container"), after)
profile = parseTimelineProfile(html)

16
src/api/tweet.nim
View file

@ -4,18 +4,12 @@ import ".."/[types, parser]
import utils, consts, media
proc getTweet*(username, id, after, agent: string): Future[Conversation] {.async.} =
let headers = newHttpHeaders({
"Accept": jsonAccept,
"Referer": $base,
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": lang,
"Pragma": "no-cache",
"X-Previous-Page-Name": "profile"
})
let
headers = genHeaders({
"pragma": "no-cache",
"x-previous-page-name": "profile"
}, agent, base, xml=true)
url = base / username / tweetUrl / id ? {"max_position": after}
html = await fetchHtml(url, headers)

28
src/api/utils.nim
View file

@ -1,12 +1,35 @@
import httpclient, asyncdispatch, htmlparser
import strutils, json, xmltree, uri
import consts
proc genHeaders*(headers: openArray[tuple[key: string, val: string]];
agent: string; referer: Uri; lang=true;
auth=false; xml=false): HttpHeaders =
result = newHttpHeaders({
"referer": $referer,
"user-agent": agent,
"x-twitter-active-user": "yes",
})
if auth: result["authority"] = "twitter.com"
if lang: result["accept-language"] = consts.lang
if xml: result["x-requested-with"] = "XMLHttpRequest"
for (key, val) in headers:
result[key] = val
proc genHeaders*(agent: string; referer: Uri; lang=true;
auth=false; xml=false): HttpHeaders =
genHeaders([], agent, referer, lang, auth, xml)
template newClient*() {.dirty.} =
var client = newAsyncHttpClient()
defer: client.close()
client.headers = headers
proc fetchHtml*(url: Uri; headers: HttpHeaders; jsonKey = ""): Future[XmlNode] {.async.} =
headers["accept"] = htmlAccept
newClient()
var resp = ""
@ -16,12 +39,11 @@ proc fetchHtml*(url: Uri; headers: HttpHeaders; jsonKey = ""): Future[XmlNode] {
return nil
if jsonKey.len > 0:
let json = parseJson(resp)[jsonKey].str
return parseHtml(json)
else:
resp = parseJson(resp)[jsonKey].str
return parseHtml(resp)
proc fetchJson*(url: Uri; headers: HttpHeaders): Future[JsonNode] {.async.} =
headers["accept"] = jsonAccept
newClient()
var resp = ""

2
src/cache.nim
View file

@ -39,7 +39,7 @@ proc getCachedProfile*(username, agent: string; force=false): Future[Profile] {.
result.getOne("lower(username) = ?", toLower(username))
doAssert not result.isOutdated
except AssertionError, KeyError:
result = await getProfileFull(username)
result = await getProfileFull(username, agent)
cache(result)
proc setProfileCacheTime*(minutes: int) =

11
tests/test_card.py
View file

@ -9,8 +9,8 @@ card = [
'github.com', False],
['lorenlugosch/status/1115440394148487168',
'lorenlugosch/pretrain_speech_model',
'Speech Model Pre-training for End-to-End Spoken Language Understanding - lorenlugosch/pretrain_speech_model',
'lorenlugosch/end-to-end-SLU',
'PyTorch code for end-to-end spoken language understanding (SLU) with ASR-based transfer learning - lorenlugosch/end-to-end-SLU',
'github.com', False],
['PyTorch/status/1123379369672450051',
@ -85,12 +85,7 @@ playable = [
['nim_lang/status/1121090879823986688',
'Nim - First natively compiled language w/ hot code-reloading at...',
'#nim #c++ #ACCUConf Nim is a statically typed systems and applications programming language which offers perhaps some of the most powerful metaprogramming ca...',
'youtube.com'],
['lele/status/819930645145288704',
'Eurocrash presents Open Decks - emerging dj #4: E-Musik',
"OPEN DECKS is Eurocrash's new project about discovering new and emerging dj talents. Every selected dj will have the chance to perform the first dj-set in front of an actual audience. The best dj...",
'mixcloud.com']
'youtube.com']
]
promo = [