From c9a2dafe2a6dc59641c5b02817e3b574f0924930 Mon Sep 17 00:00:00 2001
From: Antti Ajanki <antti.ajanki@iki.fi>
Date: Tue, 18 Sep 2012 21:50:19 +0300
Subject: Youtube fixes

---
 templates/www.youtube.com/description.xsl |  2 +-
 templates/www.youtube.com/navigation.xsl  |  2 +-
 templates/www.youtube.com/video.xsl       | 93 +++++++++++++++++++++++++++++++
 3 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 templates/www.youtube.com/video.xsl

diff --git a/templates/www.youtube.com/description.xsl b/templates/www.youtube.com/description.xsl
index b8cc9b9..83e53d2 100644
--- a/templates/www.youtube.com/description.xsl
+++ b/templates/www.youtube.com/description.xsl
@@ -64,7 +64,7 @@
 
   <link>
     <label>Download this video</label>
-    <stream>wvt:///www.youtube.com/videopage.xsl?srcurl=http://www.youtube.com/watch?v=<xsl:value-of select="/atom:entry/media:group/yt:videoid"/></stream>
+    <stream>wvt:///www.youtube.com/video.xsl?srcurl=http://www.youtube.com/get_video_info?%26video_id=<xsl:value-of select="/atom:entry/media:group/yt:videoid"/>%26el=detailpage%26ps=default%26eurl=%26gl=US%26hl=en</stream>
   </link>
 
 </wvmenu>
diff --git a/templates/www.youtube.com/navigation.xsl b/templates/www.youtube.com/navigation.xsl
index 0dd1fd8..43ffd45 100644
--- a/templates/www.youtube.com/navigation.xsl
+++ b/templates/www.youtube.com/navigation.xsl
@@ -11,7 +11,7 @@
 <xsl:template match="atom:entry">
   <link>
     <label><xsl:value-of select="atom:title"/></label>
-    <stream>wvt:///www.youtube.com/videopage.xsl?srcurl=http://www.youtube.com/watch?v=<xsl:value-of select="media:group/yt:videoid"/></stream>
+    <stream>wvt:///www.youtube.com/video.xsl?srcurl=http://www.youtube.com/get_video_info?%26video_id=<xsl:value-of select="media:group/yt:videoid"/>%26el=detailpage%26ps=default%26eurl=%26gl=US%26hl=en</stream>
     <ref>wvt:///www.youtube.com/description.xsl?srcurl=<xsl:value-of select="str:encode-uri(atom:link[@rel='self']/@href, true())"/></ref>
   </link>
 </xsl:template>
diff --git a/templates/www.youtube.com/video.xsl b/templates/www.youtube.com/video.xsl
new file mode 100644
index 0000000..c78d4ab
--- /dev/null
+++ b/templates/www.youtube.com/video.xsl
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+
+<xsl:stylesheet version="1.0"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  xmlns:str="http://exslt.org/strings"
+  xmlns:map="mapping"
+  exclude-result-prefixes="str map">
+
+<!-- Mapping from Youtube fmt parameter (key) to webvideo priority
+     score (value) -->
+<map:associativearray>
+  <map:item key="17" value="40"/> <!-- 176x144 3GP   -->
+  <map:item key="5" value="50"/>  <!-- 320x240 FLV   -->
+  <map:item key="34" value="52"/> <!-- 640x360 FLV   -->
+  <map:item key="35" value="54"/> <!-- 854x480 FLV   -->
+  <map:item key="18" value="60"/> <!-- 640x360 MP4   -->
+  <map:item key="43" value="65"/> <!-- 640x360 WebM  -->
+  <map:item key="44" value="67"/> <!-- 854x480 WebM  -->
+  <map:item key="22" value="70"/> <!-- 720p MP4      -->
+  <map:item key="45" value="75"/> <!-- 720p WebM     -->
+  <map:item key="37" value="80"/> <!-- 1080p MP4     -->
+</map:associativearray>
+
+<xsl:template name="fmturl">
+  <xsl:variable name="fmt">
+    <xsl:for-each select="str:tokenize(., '&amp;')">
+      <xsl:if test="starts-with(., 'itag=')">
+	<xsl:value-of select="substring-after(., 'itag=')"/>
+      </xsl:if>
+    </xsl:for-each>
+  </xsl:variable>
+  <xsl:variable name="url">
+    <xsl:for-each select="str:tokenize(., '&amp;')">
+      <xsl:if test="starts-with(., 'url=')">
+	<xsl:value-of select="str:decode-uri(substring-after(., 'url='))"/>
+      </xsl:if>
+    </xsl:for-each>
+  </xsl:variable>
+
+  <xsl:if test="$url">
+    <url>
+      <xsl:attribute name="priority">
+	<xsl:choose>
+	  <xsl:when test="document('')/*/map:associativearray/map:item[@key=$fmt]">
+	    <xsl:value-of select="document('')/*/map:associativearray/map:item[@key=$fmt]/@value"/>
+	  </xsl:when>
+	  <xsl:otherwise>
+	    <xsl:value-of select="50"/>
+	  </xsl:otherwise>
+	</xsl:choose>
+      </xsl:attribute>
+      <xsl:value-of select="$url"/>
+    </url>
+  </xsl:if>
+</xsl:template>
+
+<xsl:template name="mediaurl">
+  <xsl:param name="videoinfo"/>
+
+  <mediaurl>
+    <title>
+      <xsl:variable name="titleparam">
+	<xsl:choose>
+	  <xsl:when test="contains(substring-after($videoinfo, '&amp;title='), '&amp;')">
+	    <xsl:value-of select="substring-before(substring-after($videoinfo, '&amp;title='), '&amp;')"/>
+	  </xsl:when>
+	  <xsl:otherwise>
+	    <xsl:value-of select="substring-after($videoinfo, '&amp;title=')"/>
+	  </xsl:otherwise>
+	</xsl:choose>
+      </xsl:variable>
+      
+      <xsl:value-of select="str:decode-uri(str:replace($titleparam, '+', ' '))"/>
+    </title>
+
+    <xsl:for-each select="str:split(str:decode-uri(substring-before(substring-after($videoinfo, '&amp;url_encoded_fmt_stream_map='), '&amp;')), ',')">
+      <xsl:call-template name="fmturl"/>
+    </xsl:for-each>
+
+  </mediaurl>
+</xsl:template>
+
+<xsl:template name="main">
+  <xsl:call-template name="mediaurl">
+    <xsl:with-param name="videoinfo" select="."/>
+  </xsl:call-template>
+</xsl:template>
+
+<xsl:template match="/">
+  <xsl:call-template name="main"/>
+</xsl:template>
+
+</xsl:stylesheet>
-- 
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