Add support for polls

This commit is contained in:
Zed 2019-06-29 14:11:23 +02:00
parent ff01ab61d1
commit 1a0ccbb3f7
7 changed files with 140 additions and 17 deletions

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@ -27,18 +27,17 @@ is on implementing missing features.
- "Show Thread" button
- Twitter "Cards" (link previews)
- Nitter link previews
- Search (+ hashtag search)
- Hiding retweets, showing replies, etc.
- Emoji support (WIP, needs font)
- Twitter polls
- Nitter link previews
- Server configuration
- Caching (waiting for [moigagoo/norm#19](https://github.com/moigagoo/norm/pull/19))
- Simple account system with feed (excludes retweets)
- Hiding retweets from timelines
- Media-only/gallery view
- Video support with hls.js
- Media-only view
- Themes
- File caching
- Json API endpoints
- Themes
- Nitter logo
## Why?

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@ -742,3 +742,39 @@ video {
padding-bottom: 5px;
margin: 0;
}
.poll-meter {
overflow: hidden;
position: relative;
margin: 6px 0;
height: 26px;
background: #0f0f0f;
border-radius: 5px;
display: flex;
align-items: center;
}
.poll-choice-bar {
height: 100%;
position: absolute;
background: #383838;
}
.leader .poll-choice-bar {
background: #8a3731;
}
.poll-choice-value {
position: relative;
font-weight: bold;
margin-left: 5px;
margin-right: 6px;
}
.poll-choice-option {
position: relative;
}
.poll-info {
color: #868687;
}

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@ -6,7 +6,9 @@ import ./types, ./parser, ./parserutils
const
agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36"
lang = "en-US,en;q=0.9"
auth = "Bearer AAAAAAAAAAAAAAAAAAAAAPYXBAAAAAAACLXUNDekMxqa8h%2F40K4moUkGsoc%3DTYfbDKbT3jJPCEVnMYqilB28NHfOPqkca3qaAxGfsyKCs0wRbw"
cardAccept = "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3"
base = parseUri("https://twitter.com/")
apiBase = parseUri("https://api.twitter.com/1.1/")
@ -19,6 +21,8 @@ const
tweetUrl = "status"
videoUrl = "videos/tweet/config/$1.json"
tokenUrl = "guest/activate.json"
cardUrl = "i/cards/tfw/v1/$1"
pollUrl = cardUrl & "?cardname=poll2choice_text_only&lang=en"
var
guestToken = ""
@ -75,7 +79,7 @@ proc getGuestToken(force=false): Future[string] {.async.} =
newClient()
let
url = apibase / tokenUrl
url = apiBase / tokenUrl
json = parseJson(await client.postContent($url))
result = json["guest_token"].to(string)
@ -86,7 +90,7 @@ proc getVideo*(tweet: Tweet; token: string) {.async.} =
let headers = newHttpHeaders({
"Accept": "application/json, text/javascript, */*; q=0.01",
"Referer": tweet.link,
"Referer": $(base / tweet.link),
"User-Agent": agent,
"Authorization": auth,
"x-guest-token": token
@ -129,11 +133,38 @@ proc getConversationVideos*(convo: Conversation) {.async.} =
await all(futs)
proc getProfileFallback(username: string; headers: HttpHeaders): Future[Profile] {.async.} =
let
url = base / profileIntentUrl ? {"screen_name": username}
html = await fetchHtml(url, headers)
proc getPoll*(tweet: Tweet) {.async.} =
if tweet.poll.isNone(): return
let headers = newHttpHeaders({
"Accept": cardAccept,
"Referer": $(base / tweet.link),
"User-Agent": agent,
"Authority": "twitter.com",
"Accept-Language": lang,
})
let url = base / (pollUrl % tweet.id)
let html = await fetchHtml(url, headers)
if html == nil: return
tweet.poll = some(parsePoll(html))
proc getPolls*(tweets: Tweets) {.async.} =
var polls = tweets.filterIt(it.poll.isSome)
await all(polls.map(getPoll))
proc getConversationPolls*(convo: Conversation) {.async.} =
var futs: seq[Future[void]]
futs.add getPoll(convo.tweet)
futs.add getPolls(convo.before)
futs.add getPolls(convo.after)
futs.add convo.replies.map(getPolls)
await all(futs)
proc getProfileFallback(username: string; headers: HttpHeaders): Future[Profile] {.async.} =
let url = base / profileIntentUrl ? {"screen_name": username}
let html = await fetchHtml(url, headers)
if html == nil: return Profile()
result = parseIntentProfile(html)
@ -145,7 +176,7 @@ proc getProfile*(username: string): Future[Profile] {.async.} =
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": "en-US,en;q=0.9"
"Accept-Language": lang
})
let
@ -171,7 +202,7 @@ proc getTimeline*(username: string; after=""): Future[Timeline] {.async.} =
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": "en-US,en;q=0.9"
"Accept-Language": lang
})
var url = timelineUrl % username
@ -194,7 +225,10 @@ proc getTimeline*(username: string; after=""): Future[Timeline] {.async.} =
let html = parseHtml(json["items_html"].to(string))
result.tweets = parseTweets(html)
await getVideos(result.tweets)
let vidsFut = getVideos(result.tweets)
let pollFut = getPolls(result.tweets)
await all(vidsFut, pollFut)
proc getTweet*(username: string; id: string): Future[Conversation] {.async.} =
let headers = newHttpHeaders({
@ -203,7 +237,7 @@ proc getTweet*(username: string; id: string): Future[Conversation] {.async.} =
"User-Agent": agent,
"X-Twitter-Active-User": "yes",
"X-Requested-With": "XMLHttpRequest",
"Accept-Language": "en-US,en;q=0.9",
"Accept-Language": lang,
"pragma": "no-cache",
"x-previous-page-name": "profile"
})
@ -215,4 +249,7 @@ proc getTweet*(username: string; id: string): Future[Conversation] {.async.} =
if html == nil: return
result = parseConversation(html)
await getConversationVideos(result)
let vidsFut = getConversationVideos(result)
let pollFut = getConversationPolls(result)
await all(vidsFut, pollFut)

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@ -71,6 +71,7 @@ proc parseTweet*(node: XmlNode): Tweet =
result.getTweetStats(tweet)
result.getTweetMedia(tweet)
result.getTweetCards(tweet)
let by = tweet.selectText(".js-retweet-text > a > b")
if by.len > 0:
@ -136,3 +137,24 @@ proc parseVideo*(node: JsonNode): Video =
echo "Can't parse video of type ", cType
result.thumb = node["posterImage"].to(string)
proc parsePoll*(node: XmlNode): Poll =
let
choices = node.selectAll(".PollXChoice-choice")
votes = node.selectText(".PollXChoice-footer--total")
result.votes = votes.strip().split(" ")[0]
result.status = node.selectText(".PollXChoice-footer--time")
for choice in choices:
for span in choice.select(".PollXChoice-choice--text").filterIt(it.kind != xnText):
if span.attr("class").len == 0:
result.options.add span.innerText()
elif "progress" in span.attr("class"):
result.values.add parseInt(span.innerText()[0 .. ^2])
var highest = 0
for i, n in result.values:
if n > highest:
highest = n
result.leader = i

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@ -157,3 +157,8 @@ proc getQuoteMedia*(quote: var Quote; node: XmlNode) =
quote.badge = some(badge.innerText())
elif gifBadge != nil:
quote.badge = some("GIF")
proc getTweetCards*(tweet: Tweet; node: XmlNode) =
if node.attr("data-has-cards") == "false": return
if "poll" in node.attr("data-card2-type"):
tweet.poll = some(Poll())

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@ -47,6 +47,13 @@ type
url*: string
thumb*: string
Poll* = object
options*: seq[string]
values*: seq[int]
votes*: string
status*: string
leader*: int
Quote* = object
id*: string
profile*: Profile
@ -73,6 +80,7 @@ type
gif*: Option[Gif]
video*: Option[Video]
photos*: seq[string]
poll*: Option[Poll]
available*: bool
Tweets* = seq[Tweet]

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@ -118,6 +118,20 @@
</div>
#end proc
#
#proc renderPoll(poll: Poll): string =
<div class="poll">
#for i in 0 ..< poll.options.len:
#let leader = if poll.leader == i: " leader" else: ""
<div class="poll-meter${leader}">
<span class="poll-choice-bar" style="width: ${poll.values[i]}%"></span>
<span class="poll-choice-value">${poll.values[i]}%</span>
<span class="poll-choice-option">${poll.options[i]}</span>
</div>
#end for
<span class="poll-info">${poll.votes} votes • ${poll.status}</span>
</div>
#end proc
#
#proc renderStats(tweet: Tweet): string =
<div class="tweet-stats">
<span class="tweet-stat">💬 ${$tweet.replies}</span>
@ -146,6 +160,8 @@
${renderGif(tweet.gif.get())}
#elif tweet.quote.isSome:
${renderQuote(tweet.quote.get())}
#elif tweet.poll.isSome:
${renderPoll(tweet.poll.get())}
#end if
${renderStats(tweet)}
</div>