src/js/modules/mediafragment.js
branchnew-model
changeset 881 f11b234497f7
parent 880 4c7b33bf2795
child 882 61c384dda19e
--- a/src/js/modules/mediafragment.js	Thu Apr 26 19:18:57 2012 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,121 +0,0 @@
-/* mediafragment module */
-
-IriSP.MediaFragment = function(Popcorn, config, Serializer) {
-  IriSP.Module.call(this, Popcorn, config, Serializer);
-
-  this.mutex = false; /* a mutex because we access the url from two different functions */
-
-  this._Popcorn.listen( "loadedmetadata", IriSP.wrap(this,this.advanceTime));
-  this._Popcorn.listen( "pause", IriSP.wrap(this,this.updateTime));
-  this._Popcorn.listen( "seeked", IriSP.wrap(this,this.updateTime));
-  this._Popcorn.listen( "IriSP.PolemicTweet.click", IriSP.wrap(this,this.updateAnnotation));
-  this._Popcorn.listen( "IriSP.SegmentsWidget.click", IriSP.wrap(this,this.updateAnnotation));
-  
-  window.onhashchange = IriSP.wrap(this, this.advanceTime);
-};
-
-IriSP.MediaFragment.prototype = new IriSP.Module();
-
-IriSP.MediaFragment.prototype.advanceTime = function() {
-             var url = window.location.href;
-
-              if ( url.split( "#" )[ 1 ] != null ) {
-                  pageoffset = url.split( "#" )[1];
-
-                  if ( pageoffset.substring(0, 2) === "t=") {
-                    // timecode 
-                    if ( pageoffset.substring( 2 ) != null ) {
-                    var offsettime = pageoffset.substring( 2 );
-                    this._Popcorn.currentTime( parseFloat(offsettime) );
-                    
-                    /* we have to trigger this signal manually because of a
-                     bug in the jwplayer */
-                    this._Popcorn.trigger("seeked", parseFloat(offsettime));
-                    }
-                  } else if ( pageoffset.substring(0, 3) === "id=") {
-                    // annotation
-                    var annotationId = pageoffset.substring( 3 );
-                    // there's no better way than that because
-                    // of possible race conditions
-                    this._serializer.sync(IriSP.wrap(this, function() {
-                          this.lookupAnnotation.call(this, annotationId); 
-                          }));
-                  }
-              }
-};
-
-/** handler for the seeked signal. It may have or may have not an argument.
-    @param time if not undefined, the time we're seeking to 
-*/
-IriSP.MediaFragment.prototype.updateTime = function(time) {
-  if (this.mutex === true) {
-    return;
-  }
-
-  var history = window.history;
-  if ( !history.pushState ) {
-    return false;
-  }
-    
-  if (IriSP.null_or_undefined(time) || typeof(time) != "number") {
-    var ntime = this._Popcorn.currentTime().toFixed(2)
-  } else {
-    var ntime = time.toFixed(2);
-  }
-
-  // used to relay the new hash to the embedder
-  this._Popcorn.trigger("IriSP.Mediafragment.hashchange", "#t=" + ntime);
-  
-  splitArr = window.location.href.split( "#" )
-  history.replaceState( {}, "", splitArr[0] + "#t=" + ntime );
-};
-
-
-IriSP.MediaFragment.prototype.updateAnnotation = function(annotationId) {
-  var _this = this;
-  this.mutex = true;
-
-  var history = window.history;
-  if ( !history.pushState ) {
-    return false;
-  }
- 
-  
-  // used to relay the new hash to the embedder
-  this._Popcorn.trigger("IriSP.Mediafragment.hashchange", "#id=" + annotationId);
-  
-  splitArr = window.location.href.split( "#" )
-  history.replaceState( {}, "", splitArr[0] + "#id=" + annotationId);
-
-  
-  // reset the mutex afterwards to prevent the module from reacting to his own changes.
-  window.setTimeout(function() { _this.mutex = false }, 50);
-};
-
-// lookup and seek to the beginning of an annotation
-IriSP.MediaFragment.prototype.lookupAnnotation = function(annotationId) {
-  var _this = this;
-  this.mutex = true;
-
-  var annotation = undefined;
-  var annotations = this._serializer._data.annotations;
-
-  var i;
-  for (i = 0; i < annotations.length; i++) {
-      if (annotations[i].id === annotationId) {
-        annotation = annotations[i];
-        break;
-      }
-  }
-
-  if (typeof(annotation) !== "undefined") {
-    this._Popcorn.currentTime(annotation.begin / 1000);
-
-    /* we have to trigger this signal manually because of a
-     bug in the jwplayer */
-    this._Popcorn.trigger("seeked", annotation.begin / 1000);
-    this._Popcorn.trigger("IriSP.Mediafragment.showAnnotation", annotationId);
-  }
-  
-  window.setTimeout(function() { _this.mutex = false }, 50);
-};