4 Copyright © 2007-2009 the VideoLAN team
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 -- Helper function to get a parameter's value in a URL
22 function get_url_param( url, name )
23 local _, _, res = string.find( url, "[&?]"..name.."=([^&]*)" )
27 function get_arturl( path, video_id )
28 if string.match( vlc.path, "iurl=" ) then
29 return vlc.strings( get_url_param( vlc.path, "iurl" ) )
32 return "http://img.youtube.com/vi/"..video_id.."/default.jpg"
38 if vlc.access ~= "http" then
41 options = {":demux=avformat,ffmpeg"}
42 youtube_site = string.match( string.sub( vlc.path, 1, 8 ), "youtube" )
43 if not youtube_site then
44 -- FIXME we should be using a builtin list of known youtube websites
45 -- like "fr.youtube.com", "uk.youtube.com" etc..
46 youtube_site = string.find( vlc.path, ".youtube.com" )
47 if youtube_site == nil then
51 return ( string.match( vlc.path, "watch%?v=" ) -- the html page
52 or string.match( vlc.path, "watch_fullscreen%?video_id=" ) -- the fullscreen page
53 or string.match( vlc.path, "p.swf" ) -- the (old?) player url
54 or string.match( vlc.path, "jp.swf" ) -- the (new?) player url (as of 24/08/2007)
55 or string.match( vlc.path, "player2.swf" ) ) -- another player url
60 if string.match( vlc.path, "watch%?v=" )
61 then -- This is the HTML page's URL
62 -- fmt is the format of the video: 18 is HQ (mp4)
63 fmt = get_url_param( vlc.path, "fmt" )
65 -- Try to find the video's title
67 if not line then break end
68 if string.match( line, "<meta name=\"title\"" ) then
69 _,_,name = string.find( line, "content=\"(.-)\"" )
70 name = vlc.strings.resolve_xml_special_chars( name )
72 if string.match( line, "<meta name=\"description\"" ) then
73 -- Don't ask me why they double encode ...
74 _,_,description = vlc.strings.resolve_xml_special_chars(vlc.strings.resolve_xml_special_chars(string.find( line, "content=\"(.-)\"" )))
76 if string.match( line, "subscribe_to_user=" ) then
77 _,_,artist = string.find( line, "subscribe_to_user=([^&]*)" )
79 -- CURRENT: var swfConfig = { [a lot of stuff...], "video_id": "OHVvVmUNBFc", "sk": "WswKuJzDBsdD6oG3IakCXgC", "t": "OEgsToPDskK3zO44y0QN8Fr5ZSAZwCQp", "plid": "AARGnwWMrmGkbpOxAAAA4AT4IAA"};
80 -- OLD 1: var swfArgs = {hl:'en',BASE_YT_URL:'http://youtube.com/',video_id:'XPJ7d8dq0t8',l:'292',t:'OEgsToPDskLFdOYrrlDm3FQPoQBYaCP1',sk:'0gnr-AE6QZJEZmCMd3lq_AC'};
81 -- OLD 2: var swfArgs = { "BASE_YT_URL": "http://youtube.com", "video_id": "OHVvVmUNBFc", "l": 88, "sk": "WswKuJzDBsdD6oG3IakCXgC", "t": "OEgsToPDskK3zO44y0QN8Fr5ZSAZwCQp", "plid": "AARGnwWMrmGkbpOxAAAA4AT4IAA", "tk": "mEL4E7PqHeaZp5OG19NQThHt9mXJU4PbRTOw6lz9osHi4Hixp7RE1w=="};
82 -- OLD 3: 'SWF_ARGS': { [a lot of stuff...], "video_id": "OHVvVmUNBFc", "sk": "WswKuJzDBsdD6oG3IakCXgC", "t": "OEgsToPDskK3zO44y0QN8Fr5ZSAZwCQp", "plid": "AARGnwWMrmGkbpOxAAAA4AT4IAA"};
83 if ( string.match( line, "swfConfig" ) or string.match( line, "SWF_ARGS" ) or string.match( line, "swfArgs" ) ) and string.match( line, "video_id" ) then
84 if string.match( line, "BASE_YT_URL" ) then
85 _,_,base_yt_url = string.find( line, "\"BASE_YT_URL\": \"(.-)\"" )
87 _,_,t = string.find( line, "\"t\": \"(.-)\"" )
89 -- video_id = string.gsub( line, ".*&video_id:'([^']*)'.*", "%1" )
90 fmt_url_map = string.match( line, "\"fmt_url_map\": \"(.-)\"" )
92 for itag,url in string.gmatch( fmt_url_map, "(%d+)|([^,]+)" ) do
93 -- Apparently formats are listed in quality order,
94 -- so we can afford to simply take the first one
95 if not fmt or tonumber( itag ) == tonumber( fmt ) then
97 url = string.gsub( url, '\\/','/' )
103 -- Also available on non-HTML5 pages: var swfHTML = (isIE) ? "<object [...]><param name=\"flashvars\" value=\"rv.2.thumbnailUrl=http%3A%2F%2Fi4.ytimg.com%2Fvi%2F3MLp7YNTznE%2Fdefault.jpg&rv.7.length_seconds=384 [...] &video_id=OHVvVmUNBFc [...] &t=OEgsToPDskK3zO44y0QN8Fr5ZSAZwCQp [...]
104 elseif string.match( line, "swfHTML" ) and string.match( line, "video_id" ) then
105 _,_,t = string.find( line, "&t=(.-)&" )
106 -- Also available in HTML5 pages: videoPlayer.setAvailableFormat("http://v6.lscache4.c.youtube.com/videoplayback?ip=82.0.0.0&sparams=id%2Cexpire%2Cip%2Cipbits%2Citag%2Calgorithm%2Cburst%2Cfactor&algorithm=throttle-factor&itag=45&ipbits=8&burst=40&sver=3&expire=1275688800&key=yt1&signature=6ED860441298D1157FF3013A5D72727F25831F09.4C196BEA9F8F9B83CE678D79AD918B83D5E98B46&factor=1.25&id=7117715cf57d18d4", "video/webm; codecs="vp8.0, vorbis"", "hd720");
107 elseif string.match( line, "videoPlayer%.setAvailableFormat" ) then
108 url,itag = string.match( line, "videoPlayer%.setAvailableFormat%(\"(.-itag=(%d+).-)\",.+%)" )
110 -- For now, WebM formats are listed only in the HTML5
111 -- section, that is also only when HTML5 is enabled.
112 -- Format 45 is 720p, and 43 is lower resolution.
113 if tonumber( itag ) == 45 or ( tonumber( itag ) == 43 and not webm_path ) then
116 -- Grab something if fmt_url_map failed
117 if not path and ( not fmt or tonumber( itag ) == tonumber( fmt ) ) then
125 video_id = get_url_param( vlc.path, "v" )
127 arturl = get_arturl( vlc.path, video_id )
130 -- Prefer WebM formats if this is an &html5=True URL
131 html5 = get_url_param( vlc.path, "html5" )
132 if html5 == "True" and webm_path then
138 if not base_yt_url then
139 base_yt_url = "http://youtube.com/"
142 format = "&fmt=" .. fmt
148 path = base_yt_url .. "get_video?video_id="..video_id.."&t="..t..format
150 -- This shouldn't happen ... but keep it as a backup.
151 path = "http://www.youtube.com/v/"..video_id
154 return { { path = path; name = name; description = description; artist = artist; arturl = arturl; options = options } }
155 else -- This is the flash player's URL
156 if string.match( vlc.path, "title=" ) then
157 name = vlc.strings.decode_uri(get_url_param( vlc.path, "title" ))
159 video_id = get_url_param( vlc.path, "video_id" )
160 arturl = get_arturl( vlc.path, video_id )
161 fmt = get_url_param( vlc.path, "fmt" )
163 format = "&fmt=" .. fmt
167 if not string.match( vlc.path, "t=" ) then
168 -- This sucks, we're missing "t" which is now mandatory. Let's
169 -- try using another url
170 return { { path = "http://www.youtube.com/v/"..video_id; name = name; arturl = arturl; options=options } }
172 return { { path = "http://www.youtube.com/get_video.php?video_id="..video_id.."&t="..get_url_param( vlc.path, "t" )..format; name = name; arturl = arturl; options=options } }