InlineQuery für YouTube

otouto/plugins/youtube.lua

@@ -2,6 +2,7 @@ local youtube = {}
 
 local utilities = require('otouto.utilities')
 local https = require('ssl.https')
+local URL = require('socket.url')
 local JSON = require('dkjson')
 local bindings = require('otouto.bindings')
 
@@ -17,6 +18,9 @@ function youtube:init(config)
 		'youtube.com/embed/([A-Za-z0-9-_-]+)',
 		'youtube.com/watch%?v=([A-Za-z0-9-_-]+)'
 	}
+	youtube.inline_triggers = {
+	  "^yt (.+)"
+	}
 	youtube.doc = [[*YouTube-Link*: Postet Infos zu Video]]
 end
 
@@ -78,6 +82,21 @@ function convertISO8601Time(duration)
 	return duration
 end
 
+function get_yt_thumbnail(data)
+  if data.snippet.thumbnails.maxres then
+    image_url = data.snippet.thumbnails.maxres.url
+  elseif data.snippet.thumbnails.high then
+	image_url = data.snippet.thumbnails.high.url
+  elseif data.snippet.thumbnails.medium then
+	image_url = data.snippet.thumbnails.medium.url
+  elseif data.snippet.thumbnails.standard then
+	image_url = data.snippet.thumbnails.standard.url
+  else
+	image_url = data.snippet.thumbnails.default.url
+  end
+  return image_url
+end
+
 function send_youtube_data(data, msg, self, link, sendpic)
   local title = data.snippet.localized.title
   local title = title:gsub('%*', '\\*')
@@ -119,17 +138,7 @@ function send_youtube_data(data, msg, self, link, sendpic)
   end
   
   if sendpic then
-    if data.snippet.thumbnails.maxres then
+    local image_url = get_yt_thumbnail(data)
-      image_url = data.snippet.thumbnails.maxres.url
-	elseif data.snippet.thumbnails.high then
-	  image_url = data.snippet.thumbnails.high.url
-	elseif data.snippet.thumbnails.medium then
-	  image_url = data.snippet.thumbnails.medium.url
-	elseif data.snippet.thumbnails.standard then
-	  image_url = data.snippet.thumbnails.standard.url
-	else
-	  image_url = data.snippet.thumbnails.default.url
-	end
 	-- need to change text, because Telegram captions can only be 200 characters long and don't support Markdown
 	local text = link..'\n'..title..'\n('..uploader..' am '..upload_date..', '..viewCount..'x angesehen, Länge: '..duration..')'
 	if blocked then
@@ -142,6 +151,66 @@ function send_youtube_data(data, msg, self, link, sendpic)
   end
 end
 
+function youtube:inline_callback(inline_query, config, matches)
+  local query = matches[1]
+  local url = BASE_URL..'/search?part=snippet&key='..apikey..'&maxResults=10&type=video&q='..URL.escape(query)..'&fields=items(id(videoId),snippet(publishedAt,title,thumbnails,channelTitle))'
+  local res,code  = https.request(url)
+  if code ~= 200 then return end
+
+  local data = JSON.decode(res)
+  if not data.items[1] then return end
+  
+  local video_ids = ""
+  -- We get all videoIds from search...
+  for num in pairs(data.items) do
+    video_ids = video_ids..data.items[num].id.videoId
+	if num < #data.items then
+	  video_ids = video_ids..','
+	end
+  end
+  
+  -- ...and do a second query to get all video infos
+  local url = BASE_URL..'/videos?part=snippet,statistics,contentDetails&key='..apikey..'&id='..video_ids..'&fields=items(id,snippet(publishedAt,channelTitle,localized(title,description),thumbnails),statistics(viewCount,likeCount,dislikeCount,commentCount),contentDetails(duration,regionRestriction(blocked)))'
+  local res,code  = https.request(url)
+  if code ~= 200 then return end
+
+  local video_results = JSON.decode(res)
+  if not video_results.items[1] then return end
+
+  local results = '['
+  for num in pairs(video_results.items) do
+    local video_url = 'https://www.youtube.com/watch?v='..video_results.items[num].id
+    local thumb_url = get_yt_thumbnail(video_results.items[num])
+	local video_duration = convertISO8601Time(video_results.items[num].contentDetails.duration)
+	local video_title = video_results.items[num].snippet.localized.title:gsub('"', '\\"')
+  
+    if video_results.items[num].statistics.likeCount then
+      likeCount = ', '..comma_value(video_results.items[num].statistics.likeCount)..' Likes, '
+	  dislikeCount = comma_value(video_results.items[num].statistics.dislikeCount)..' Dislikes'
+    else
+      likeCount = ''
+	  dislikeCount = ''
+    end
+
+    if video_results.items[num].statistics.commentCount then
+      commentCount = ', '..comma_value(video_results.items[num].statistics.commentCount)..' Kommentare'
+    else
+      commentCount = ''
+    end
+
+	local readable_dur = makeHumanTime(video_duration)
+	local viewCount = comma_value(video_results.items[num].statistics.viewCount)
+	local description = viewCount..' Views, '..readable_dur..likeCount..dislikeCount..commentCount
+	
+    results = results..'{"type":"video","id":"'..math.random(100000000000000000)..'","video_url":"'..video_url..'","mime_type":"text/html","thumb_url":"'..thumb_url..'","title":"'..video_title..'","description":"'..description..'","video_duration":'..video_duration..',"input_message_content":{"message_text":"'..video_url..'"}}'
+	if num < #video_results.items then
+	 results = results..','
+	end
+  end
+  local results = results..']'
+  utilities.answer_inline_query(self, inline_query, results, 0)
+end
+
 function youtube:action(msg, config, matches)
   local yt_code = matches[1]
   local data = get_yt_data(yt_code)