add support for HTML5 way of playing audio/video enclosures (closes #246)

functions.js

@@ -2133,3 +2133,32 @@ function truncate_string(s, length) {
 	if (s.length > length) tmp += "…";
 	return tmp;
 }
+function switchToFlash(e) {
+        var targ = e;
+        if (!e) var e = window.event;
+        if (e.target) targ = e.target;
+        else if (e.srcElement) targ = e.srcElement;
+        if (targ.nodeType == 3) // defeat Safari bug
+                targ = targ.parentNode;
+
+        //targ is the link that was clicked
+        var audioTag=targ;
+        do {
+                audioTag=audioTag.previousSibling;
+        } while(audioTag && audioTag.nodeType != 1)
+
+        var flashPlayer = audioTag.getElementsByTagName('div')[0];
+        targ.parentNode.insertBefore(flashPlayer,targ);
+        targ.parentNode.removeChild(targ);
+        audioTag.parentNode.removeChild(audioTag);
+
+        return false;
+}
+function html5AudioOrFlash(type) {
+	var audioTag = document.createElement('audio');
+	if(! audioTag.canPlayType || audioTag.canPlayType(type)=="no"){
+		if($('switchToFlashLink')){
+			switchToFlash($('switchToFlashLink'));
+		}
+	}
+}

functions.php

@@ -4692,11 +4692,21 @@
 
 					$entry = ""; 
 					
-					if (($ctype == __("audio/mpeg")) && 
-						(get_pref($link, "ENABLE_FLASH_PLAYER")) ) { 
-					
-						$entry .= "<object type=\"application/x-shockwave-flash\" data=\"extras/button/musicplayer.swf?song_url=$url\" width=\"17\" height=\"17\"> <param name=\"movie\" value=\"extras/button/musicplayer.swf?song_url=$url\" /> </object> ";
-
+					if (substr($ctype,0,6)=="audio/" || $ctype=="application/ogg" || $ctype=="application/x-ogg") {
+						$entry .= "<audio controls=\"controls\"><source src=\"$url\" type=\"$ctype\" />";
+						if (($ctype == __("audio/mpeg")) && 
+							(get_pref($link, "ENABLE_FLASH_PLAYER")) ) { 
+							$entry .= "<div><object type=\"application/x-shockwave-flash\" data=\"extras/button/musicplayer.swf?song_url=$url\" width=\"17\" height=\"17\"> <param name=\"movie\" value=\"extras/button/musicplayer.swf?song_url=$url\" /> </object></div>";
+						}
+						$entry .= "</audio>";
+						if (($ctype == __("audio/mpeg")) && 
+							(get_pref($link, "ENABLE_FLASH_PLAYER")) ) {
+							$entry .= "<a id='switchToFlashLink' href='#' onclick='return switchToFlash(this)'>".__('Switch to Flash Player')."</a><br />";	
+							$entry .= "<script type='text/javascript'>html5AudioOrFlash('$ctype');</script>"; 
+						}
+					} elseif (substr($ctype,0,6)=="video/") {
+						$entry .= "<video controls=\"controls\"><source src=\"$url\" type=\"$ctype\" />";
+						$entry .= "</video>";
 					}
 
 					$entry .= "<a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .
@@ -5236,11 +5246,21 @@
 
 					$entry = ""; 
 					
-					if (($ctype == __("audio/mpeg")) && 
-						(get_pref($link, "ENABLE_FLASH_PLAYER")) ) { 
-						
-						$entry .= "<object type=\"application/x-shockwave-flash\" data=\"extras/button/musicplayer.swf?song_url=$url\" width=\"17\" height=\"17\"> <param name=\"movie\" value=\"extras/button/musicplayer.swf?song_url=$url\" /> </object> "; 
-					
+					if (substr($ctype,0,6)=="audio/" || $ctype=="application/ogg" || $ctype=="application/x-ogg") {
+						$entry .= "<audio controls=\"controls\"><source src=\"$url\" type=\"$ctype\" />";
+						if (($ctype == __("audio/mpeg")) && 
+							(get_pref($link, "ENABLE_FLASH_PLAYER")) ) { 
+							$entry .= "<div><object type=\"application/x-shockwave-flash\" data=\"extras/button/musicplayer.swf?song_url=$url\" width=\"17\" height=\"17\"> <param name=\"movie\" value=\"extras/button/musicplayer.swf?song_url=$url\" /> </object></div>";
+						}
+						$entry .= "</audio>";
+						if (($ctype == __("audio/mpeg")) && 
+							(get_pref($link, "ENABLE_FLASH_PLAYER")) ) {
+							$entry .= "<a id='switchToFlashLink' href='#' onclick='return switchToFlash(this)'>".__('Switch to Flash Player')."</a><br />";	
+							$entry .= "<script type='text/javascript'>html5AudioOrFlash('$ctype');</script>"; 
+						}
+					} elseif (substr($ctype,0,6)=="video/") {
+						$entry .= "<video controls=\"controls\"><source src=\"$url\" type=\"$ctype\" />";
+						$entry .= "</video>";
 					}
 
 					$entry .= "<a target=\"_blank\" href=\"" . htmlspecialchars($url) . "\">" .

viewfeed.js

@@ -275,8 +275,10 @@ function render_article(article) {
 		try {
 			fi.scrollTop = 0;
 		} catch (e) { };
-
+		
 		fi.innerHTML = article;
+		
+		article.evalScripts();		
 
 	} catch (e) {
 		exception_error("render_article", e);