[patch] Patch to fix youtube download

youtubefix.patch (text/plain), 3.30 KB, created by Peter Fox on 2012-02-25 13:33:05 UTC

--- lib/FlashVideo/Site/Youtube.pm~	2010-11-30 14:34:17.000000000 +0000
+++ lib/FlashVideo/Site/Youtube.pm	2012-02-20 23:56:35.000000000 +0000
@@ -26,6 +26,7 @@
   if($embed_url !~ m!youtube\.com/watch!) {
     $browser->get($embed_url);
     if ($browser->response->header('Location') =~ m!/swf/.*video_id=([^&]+)!
+        || $browser->content =~ m!\<iframe[^\>]*src="http://www.youtube.com/embed/([^"]+)"!i
         || $embed_url =~ m!/v/([-_a-z0-9]+)!i
         || $browser->uri =~ m!v%3D([-_a-z0-9]+)!i) {
       # We ended up on a embedded SWF or other redirect page
@@ -48,12 +49,19 @@
   # If the page contains fmt_url_map, then process this. With this, we
   # don't require the 't' parameter.
   if ($browser->content =~ /["']fmt_url_map["']:\s{0,3}(["'][^"']+["'])/) {
-    debug "Using fmt_url_map method from page ($1)";
-    return $self->download_fmt_map($prefs, $browser, $title, {}, @{from_json $1});
+    my $fmt_map = $1;
+    if ($fmt_map !~ /\|/) {
+      # $fmt_map is double escaped. We should unescape it here just
+      # once.  Be careful not to unescape ',' in the URL.
+      $fmt_map = uri_unescape($fmt_map);
+    }
+    debug "Using fmt_url_map method from page ($fmt_map)";
+    return $self->download_fmt_map($prefs, $browser, $title, {}, @{from_json $fmt_map});
   }
 
   my $video_id;
   if ($browser->content =~ /(?:var pageVideoId =|(?:CFG_)?VIDEO_ID'?\s*:)\s*'(.+?)'/
+      || $browser->content =~ /"video_id": "([^"]+)"/
       || $embed_url =~ /v=([^&]+)/) {
     $video_id = $1;
   } else {
@@ -125,6 +133,9 @@
     } elsif($info{fmt_url_map}) {
       debug "Using fmt_url_map method from info";
       return $self->download_fmt_map($prefs, $browser, $title, \%info, $info{fmt_url_map});
+    } elsif($info{url_encoded_fmt_stream_map}) {
+      debug "Using url_encoded_fmt_stream_map method from info";
+      return $self->download_url_encoded_fmt_stream_map($prefs, $browser, $title, \%info, $info{url_encoded_fmt_stream_map});
     }
   }
 
@@ -132,6 +143,53 @@
   return download_get_video($browser, $prefs, $video_id, $title, $t);
 }
 
+sub download_url_encoded_fmt_stream_map {
+  my($self, $prefs, $browser, $title, $info, $fmt_map) = @_;
+
+  my $fmt_url_map = parse_youtube_url_encoded_fmt_stream_map($fmt_map);
+
+  if (!$title and $browser->uri->as_string =~ m'/user/.*?#') {
+    my $video_id = (split /\//, $browser->uri->fragment)[-1];
+
+    my %info = get_youtube_video_info($browser->clone, $video_id);
+
+    $title = $info->{title};
+  }
+
+  my $preferred_quality = $prefs->quality->choose(map { $fmt_url_map->{$_->{id}}
+      ? { resolution => $_->{resolution}, url => $fmt_url_map->{$_->{id}} }
+      : () } @formats);
+
+  $browser->allow_redirects;
+
+  return $preferred_quality->{url}, title_to_filename($title, "mp4");
+}
+
+sub parse_youtube_url_encoded_fmt_stream_map {
+  my($raw_map) = @_;;
+
+  my $map = {};
+
+  foreach my $params (split /,/, $raw_map) {
+    
+    my $format = "";
+    my $url = "";
+    
+    foreach my $pair (split /&/, $params) {
+      my ($name, $value) = split /=/, $pair;
+      if ($name eq "itag"){
+        $format = $value;
+      } elsif ($name eq "url") {
+        $url = uri_unescape($value);
+      }
+    }
+    
+    $map->{$format} = $url;
+  }
+  
+  return $map;
+}
+
 sub download_fmt_map {
   my($self, $prefs, $browser, $title, $info, $fmt_map) = @_;