nitter/src/nitter.nim

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import asyncdispatch, asyncfile, httpclient, sequtils, strutils, strformat, uri, os
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from net import Port
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import jester, regex
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import api, utils, types, cache, formatters, search, config, agents
import views/[general, profile, status]
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const configPath {.strdefine.} = "./nitter.conf"
let cfg = getConfig(configPath)
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proc showSingleTimeline(name, after, agent: string; query: Option[Query]): Future[string] {.async.} =
let profileFut = getCachedProfile(name, agent)
let railFut = getPhotoRail(name, agent)
var timelineFut: Future[Timeline]
if query.isNone:
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timelineFut = getTimeline(name, after, agent)
else:
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timelineFut = getTimelineSearch(get(query), after, agent)
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let profile = await profileFut
if profile.username.len == 0:
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return ""
let profileHtml = renderProfile(profile, await timelineFut, await railFut)
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return renderMain(profileHtml, title=cfg.title, titleText=pageTitle(profile))
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proc showMultiTimeline(names: seq[string]; after, agent: string; query: Option[Query]): Future[string] {.async.} =
var q = query
if q.isSome:
get(q).fromUser = names
else:
q = some(Query(kind: multi, fromUser: names, excludes: @["replies"]))
var timeline = renderMulti(await getTimelineSearch(get(q), after, agent), names.join(","))
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return renderMain(timeline, title=cfg.title, titleText="Multi")
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proc showTimeline(name, after: string; query: Option[Query]): Future[string] {.async.} =
let agent = getAgent()
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let names = name.strip(chars={'/'}).split(",").filterIt(it.len > 0)
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if names.len == 1:
return await showSingleTimeline(names[0], after, agent, query)
else:
return await showMultiTimeline(names, after, agent, query)
template respTimeline(timeline: typed) =
if timeline.len == 0:
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resp Http404, showError("User \"" & @"name" & "\" not found", cfg.title)
resp timeline
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setProfileCacheTime(cfg.profileCacheTime)
settings:
port = Port(cfg.port)
staticDir = cfg.staticDir
bindAddr = cfg.address
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routes:
get "/":
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resp renderMain(renderSearch(), title=cfg.title)
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post "/search":
if @"query".len == 0:
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resp Http404, showError("Please enter a username.", cfg.title)
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redirect("/" & @"query")
get "/@name/?":
cond '.' notin @"name"
respTimeline(await showTimeline(@"name", @"after", none(Query)))
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get "/@name/search":
cond '.' notin @"name"
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let query = initQuery(@"filter", @"include", @"not", @"sep", @"name")
respTimeline(await showTimeline(@"name", @"after", some(query)))
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get "/@name/replies":
cond '.' notin @"name"
respTimeline(await showTimeline(@"name", @"after", some(getReplyQuery(@"name"))))
get "/@name/media":
cond '.' notin @"name"
respTimeline(await showTimeline(@"name", @"after", some(getMediaQuery(@"name"))))
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get "/@name/status/@id":
cond '.' notin @"name"
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let conversation = await getTweet(@"name", @"id", getAgent())
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if conversation == nil or conversation.tweet.id.len == 0:
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resp Http404, showError("Tweet not found", cfg.title)
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let title = pageTitle(conversation.tweet.profile)
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resp renderMain(renderConversation(conversation), title=cfg.title, titleText=title)
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get "/pic/@sig/@url":
cond "http" in @"url"
cond "twimg" in @"url"
let
uri = parseUri(decodeUrl(@"url"))
path = uri.path.split("/")[2 .. ^1].join("/")
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filename = cfg.cacheDir / cleanFilename(path & uri.query)
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if getHmac($uri) != @"sig":
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resp showError("Failed to verify signature", cfg.title)
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if not existsDir(cfg.cacheDir):
createDir(cfg.cacheDir)
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if not existsFile(filename):
let client = newAsyncHttpClient()
await client.downloadFile($uri, filename)
client.close()
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if not existsFile(filename):
resp Http404
let file = openAsync(filename)
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let buf = await readAll(file)
file.close()
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resp buf, mimetype(filename)
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get "/video/@sig/@url":
cond "http" in @"url"
cond "video.twimg" in @"url"
let url = decodeUrl(@"url")
if getHmac(url) != @"sig":
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resp showError("Failed to verify signature", cfg.title)
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let
client = newAsyncHttpClient()
video = await client.getContent(url)
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defer: client.close()
resp video, mimetype(url)
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runForever()