nitter/src/api.nim

135 lines
4.9 KiB
Nim

# SPDX-License-Identifier: AGPL-3.0-only
import asyncdispatch, httpclient, uri, strutils, sequtils, sugar
import packedjson
import types, query, formatters, consts, apiutils, parser
import experimental/parser as newParser
proc getGraphUser*(username: string): Future[User] {.async.} =
if username.len == 0: return
let
variables = """{
"screen_name": "$1",
"withSafetyModeUserFields": false,
"withSuperFollowsUserFields": false
}""" % [username]
js = await fetchRaw(graphUser ? {"variables": variables}, Api.userScreenName)
result = parseGraphUser(js)
proc getGraphUserById*(id: string): Future[User] {.async.} =
if id.len == 0 or id.any(c => not c.isDigit): return
let
variables = """{"userId": "$1", "withSuperFollowsUserFields": true}""" % [id]
js = await fetchRaw(graphUserById ? {"variables": variables}, Api.userRestId)
result = parseGraphUser(js)
proc getGraphListBySlug*(name, list: string): Future[List] {.async.} =
let
variables = %*{"screenName": name, "listSlug": list, "withHighlightedLabel": false}
url = graphListBySlug ? {"variables": $variables}
result = parseGraphList(await fetch(url, Api.listBySlug))
proc getGraphList*(id: string): Future[List] {.async.} =
let
variables = %*{"listId": id, "withHighlightedLabel": false}
url = graphList ? {"variables": $variables}
result = parseGraphList(await fetch(url, Api.list))
proc getGraphListMembers*(list: List; after=""): Future[Result[User]] {.async.} =
if list.id.len == 0: return
var
variables = %*{
"listId": list.id,
"withSuperFollowsUserFields": false,
"withBirdwatchPivots": false,
"withDownvotePerspective": false,
"withReactionsMetadata": false,
"withReactionsPerspective": false,
"withSuperFollowsTweetFields": false
}
if after.len > 0:
variables["cursor"] = % after
let url = graphListMembers ? {"variables": $variables}
result = parseGraphListMembers(await fetchRaw(url, Api.listMembers), after)
proc getListTimeline*(id: string; after=""): Future[Timeline] {.async.} =
if id.len == 0: return
let
ps = genParams({"list_id": id, "ranking_mode": "reverse_chronological"}, after)
url = listTimeline ? ps
result = parseTimeline(await fetch(url, Api.timeline), after)
proc getTimeline*(id: string; after=""; replies=false): Future[Timeline] {.async.} =
if id.len == 0: return
let
ps = genParams({"userId": id, "include_tweet_replies": $replies}, after)
url = timeline / (id & ".json") ? ps
result = parseTimeline(await fetch(url, Api.timeline), after)
proc getMediaTimeline*(id: string; after=""): Future[Timeline] {.async.} =
if id.len == 0: return
let url = mediaTimeline / (id & ".json") ? genParams(cursor=after)
result = parseTimeline(await fetch(url, Api.timeline), after)
proc getPhotoRail*(name: string): Future[PhotoRail] {.async.} =
if name.len == 0: return
let
ps = genParams({"screen_name": name, "trim_user": "true"},
count="18", ext=false)
url = photoRail ? ps
result = parsePhotoRail(await fetch(url, Api.timeline))
proc getSearch*[T](query: Query; after=""): Future[Result[T]] {.async.} =
when T is User:
const
searchMode = ("result_filter", "user")
parse = parseUsers
fetchFunc = fetchRaw
else:
const
searchMode = ("tweet_search_mode", "live")
parse = parseTimeline
fetchFunc = fetch
let q = genQueryParam(query)
if q.len == 0 or q == emptyQuery:
return Result[T](beginning: true, query: query)
let url = search ? genParams(searchParams & @[("q", q), searchMode], after)
try:
result = parse(await fetchFunc(url, Api.search), after)
result.query = query
except InternalError:
return Result[T](beginning: true, query: query)
proc getGraphTweet(id: string; after=""): Future[Conversation] {.async.} =
if id.len == 0: return
let
cursor = if after.len > 0: "\"cursor\":\"$1\"," % after else: ""
variables = tweetVariables % [id, cursor]
params = {"variables": variables, "features": tweetFeatures}
js = await fetch(graphTweet ? params, Api.tweetDetail)
result = parseGraphConversation(js, id)
proc getReplies*(id, after: string): Future[Result[Chain]] {.async.} =
result = (await getGraphTweet(id, after)).replies
result.beginning = after.len == 0
proc getTweet*(id: string; after=""): Future[Conversation] {.async.} =
result = await getGraphTweet(id)
if after.len > 0:
result.replies = await getReplies(id, after)
proc getStatus*(id: string): Future[Tweet] {.async.} =
let url = status / (id & ".json") ? genParams()
result = parseStatus(await fetch(url, Api.status))
proc resolve*(url: string; prefs: Prefs): Future[string] {.async.} =
let client = newAsyncHttpClient(maxRedirects=0)
try:
let resp = await client.request(url, HttpHead)
result = resp.headers["location"].replaceUrls(prefs)
except:
discard
finally:
client.close()