discourse/lib/twitter_api.rb

Ignoring revisions in .git-blame-ignore-revs. Click here to bypass and see the normal blame view.

170 lines
4.8 KiB
Ruby
Raw Normal View History

# frozen_string_literal: true
# lightweight Twitter api calls
class TwitterApi
class << self
include ActionView::Helpers::NumberHelper
def prettify_tweet(tweet)
text = tweet["full_text"].dup
if (entities = tweet["entities"]) && (urls = entities["urls"])
urls.each do |url|
text.gsub!(url["url"], "<a target='_blank' href='#{url["expanded_url"]}'>#{url["display_url"]}</a>")
end
end
text = link_hashtags_in link_handles_in text
result = Rinku.auto_link(text, :all, 'target="_blank"').to_s
if tweet['extended_entities'] && media = tweet['extended_entities']['media']
media.each do |m|
if m['type'] == 'photo'
if large = m['sizes']['large']
result << "<div class='tweet-images'><img class='tweet-image' src='#{m['media_url_https']}' width='#{large['w']}' height='#{large['h']}'></div>"
end
elsif m['type'] == 'video' || m['type'] == 'animated_gif'
video_to_display = m['video_info']['variants']
.select { |v| v['content_type'] == 'video/mp4' }
.sort { |v| v['bitrate'] }.last # choose highest bitrate
if video_to_display && url = video_to_display['url']
width = m['sizes']['large']['w']
height = m['sizes']['large']['h']
attributes =
if m['type'] == 'animated_gif'
%w{
2020-08-17 19:26:51 -04:00
playsinline
loop
muted
autoplay
disableRemotePlayback
disablePictureInPicture
}
else
%w{
controls
playsinline
}
end.join(' ')
result << <<~HTML
<div class='tweet-images'>
<div class='aspect-image-full-size' style='--aspect-ratio:#{width}/#{height};'>
<video class='tweet-video' #{attributes}
width='#{width}'
height='#{height}'
poster='#{m['media_url_https']}'>
<source src='#{url}' type="video/mp4">
</video>
</div>
</div>
HTML
end
end
end
end
result
end
def prettify_number(count)
2018-07-17 03:45:44 -04:00
number_to_human(count, format: '%n%u', precision: 2, units: { thousand: 'K', million: 'M', billion: 'B' })
end
def user_timeline(screen_name)
JSON.parse(twitter_get(user_timeline_uri_for screen_name))
end
def tweet_for(id)
JSON.parse(twitter_get(tweet_uri_for id))
end
2014-01-28 15:51:29 -05:00
alias_method :status, :tweet_for
def raw_tweet_for(id)
twitter_get(tweet_uri_for id)
end
def twitter_credentials_missing?
consumer_key.blank? || consumer_secret.blank?
end
protected
def link_handles_in(text)
text.gsub(/(?:^|\s)@\w+/) do |match|
handle = match.strip[1..]
"<a href='https://twitter.com/#{handle}' target='_blank'>@#{handle}</a>"
end.strip
end
def link_hashtags_in(text)
text.gsub(/(?:^|\s)#\w+/) do |match|
hashtag = match.strip[1..]
"<a href='https://twitter.com/search?q=%23#{hashtag}' target='_blank'>##{hashtag}</a>"
end.strip
end
def user_timeline_uri_for(screen_name)
URI.parse "#{BASE_URL}/1.1/statuses/user_timeline.json?screen_name=#{screen_name}&count=50&include_rts=false&exclude_replies=true"
end
def tweet_uri_for(id)
URI.parse "#{BASE_URL}/1.1/statuses/show.json?id=#{id}&tweet_mode=extended"
end
unless defined? BASE_URL
BASE_URL = 'https://api.twitter.com'
end
def twitter_get(uri)
request = Net::HTTP::Get.new(uri)
request.add_field 'Authorization', "Bearer #{bearer_token}"
http(uri).request(request).body
end
def authorization
request = Net::HTTP::Post.new(auth_uri)
request.add_field 'Authorization',
"Basic #{bearer_token_credentials}"
request.add_field 'Content-Type',
'application/x-www-form-urlencoded;charset=UTF-8'
request.set_form_data 'grant_type' => 'client_credentials'
http(auth_uri).request(request).body
end
def bearer_token
@access_token ||= JSON.parse(authorization).fetch('access_token')
end
def bearer_token_credentials
Base64.strict_encode64(
"#{UrlHelper.encode_component(consumer_key)}:#{UrlHelper.encode_component(consumer_secret)}"
)
end
def auth_uri
URI.parse "#{BASE_URL}/oauth2/token"
end
def http(uri)
Net::HTTP.new(uri.host, uri.port).tap { |http| http.use_ssl = true }
end
def consumer_key
SiteSetting.twitter_consumer_key
end
def consumer_secret
SiteSetting.twitter_consumer_secret
end
end
end