Merge with 033f944da5e2d0a6a36243be026e67c31e3ea196
authorverrierj
Thu, 12 Jan 2012 16:25:13 +0100
changeset 369 271e8d0e251b
parent 368 3fe5a4978b21 (current diff)
parent 365 033f944da5e2 (diff)
child 370 2ac316b4d55a
child 382 123b89cf599e
Merge with 033f944da5e2d0a6a36243be026e67c31e3ea196
src/ldt/ldt/ldt_utils/urls.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/ldt/ldt/ldt_utils/templates/front/front_all_contents.html	Thu Jan 12 16:25:13 2012 +0100
@@ -0,0 +1,30 @@
+{% extends "front/front_base.html" %}
+{% load i18n %}
+{% load thumbnail %}
+{% load front_tags %}
+
+{% block title %}Lignes de temps : groupe "{{group.name}}"{% endblock %}
+
+{% block css_import %}
+{{block.super}}
+<link rel="stylesheet" href="{{LDT_MEDIA_PREFIX}}css/front_home.css" type="text/css"/>
+{% endblock %}
+
+{% block body %}
+{{block.super}}
+<!-- Last annotated contents -->
+<ul class="floatlist full_width" id="derniers_medias">
+    <li class="li_h2">
+        <h2>{% trans 'All medias' %}</h2>
+    </li>
+    {% for content in content_list %}
+    <li class="li_media">
+        <a href="{% url ldt.ldt_utils.views.front.annot_content content.iri_id %}">{% thumbnail content.image "294x165" format="PNG" crop="center" as im %}<img src="{{ im.url }}" class="img_media" width="{{ im.width }}" height="{{ im.height }}">{% endthumbnail %}</a>
+        <div class="bulle_annot">{{ content.nb_annotation }}</div>
+        <p><a href="{% url ldt.ldt_utils.views.front.annot_content content.iri_id %}"><b>{% if content.title|length > 69 %}{{content.title|slice:":69"}}...{% else %}{{content.title}}{% endif %}</b></a></p>
+        <p>{% trans 'by' %} IRI | {{content.duration|str_duration:"h"}}</p>
+    </li>
+    {% endfor %}
+</ul>
+{% endblock %}
+
--- a/src/ldt/ldt/ldt_utils/templates/front/front_home.html	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/templates/front/front_home.html	Thu Jan 12 16:25:13 2012 +0100
@@ -16,7 +16,12 @@
 <!-- Last annotated contents -->
 <ul class="floatlist full_width" id="derniers_medias">
     <li class="li_h2">
-        <h2>{% trans 'Last annotated medias' %}</h2>
+      <ul class="title_ul">
+        <li><h2>{% trans 'Last annotated medias' %}</h2></li>
+	    <li class="li_right">
+	        <a class="blue" href="{% url ldt.ldt_utils.views.front.all_contents %}"><img src="{{LDT_MEDIA_PREFIX}}img/little_plus.png" alt="" />&nbsp;{% trans 'All medias' %}</a>
+	    </li>
+      </ul>
     </li>
     {% for content in last_contents %}
     <li class="li_media">
@@ -30,7 +35,12 @@
 <!-- Most annotated contents -->
 <ul class="floatlist" id="plus_annotes">
     <li class="li_h2">
-        <h2>{% trans 'Most annotated medias' %}</h2>
+      <ul class="title_ul">
+        <li><h2>{% trans 'Most annotated medias' %}</h2></li>
+        <li class="li_right">
+            <a class="blue" href="{% url ldt.ldt_utils.views.front.all_contents %}"><img src="{{LDT_MEDIA_PREFIX}}img/little_plus.png" alt="" />&nbsp;{% trans 'All medias' %}</a>
+        </li>
+      </ul>
     </li>
     {% for content in most_contents %}
     <li class="li_media">
--- a/src/ldt/ldt/ldt_utils/templates/front/front_search_results.html	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/templates/front/front_search_results.html	Thu Jan 12 16:25:13 2012 +0100
@@ -18,11 +18,11 @@
 
 {% block body %}
 {{block.super}}
-
-
 <script type="text/javascript">
     $(document).ready(function () {
-    	
+        // We draw the annotation volume for each content
+        /* Use 'html' instead of an array of values to pass options 
+        to a sparkline with data in the tag */
         $('.graph_annotation').sparkline('html', {width: '340px',
         										  height:'25px',
         										  minSpotColor: false,
@@ -30,13 +30,29 @@
         										  spotColor: false,
         										  lineWidth: '0px',
         										  fillColor: '#adadad',
-        										  lineColor: '#adadad'}); 
-
-        /* Use 'html' instead of an array of values to pass options 
-        to a sparkline with data in the tag */
+        										  lineColor: '#adadad'});
+        
+        // We put the annotations into an object
+        var annots = [];
+        width_max = 340;
+        {% for res in results.object_list %}
+        // We get the canvas
+        var cnv = $('#{{ res.content.iri_id }}').children()[0];
+        var ctx = cnv.getContext("2d");
+        var content_dur = {{ res.content.duration }};
+            {% for segment in res.list %}
+            // We draw the segment in the canvas
+		    ctx.fillStyle = 'rgba(244,154,245,0.5)';
+            x = (width_max*{{segment.begin}})/content_dur;
+            y = 0;
+            w = (width_max*{{segment.duration}})/content_dur;;
+            h = 25;
+		    ctx.fillRect (x, y, w, h);
+            {% endfor %}
+        {% endfor %}
+        // We draw
     });
-</script>	
-
+</script>
 
 {% if msg %}
 {{ msg }}
@@ -76,10 +92,9 @@
                         <p>{{res.content.duration|str_duration:"::"}}</p>
                     </div>
                     <div class="graphe_result_media">
-                    	<span class="graph_annotation">
+                    	<span id="{{ res.content.iri_id }}" class="graph_annotation">
                     	{{ res.content.stat_annotation }}
                     	</span>
-                        <!--  <img src="img/placeholder_media_graph.png" width="340" height="25" alt="graph de volume" />-->
                     </div>
                 </div>
         
--- a/src/ldt/ldt/ldt_utils/urls.py	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/urls.py	Thu Jan 12 16:25:13 2012 +0100
@@ -46,6 +46,7 @@
     url(r'^front/player/(?P<content_iri_id>.*)$', 'views.front.annot_content'),
     url(r'^front/search/$', 'views.front.search_index'),
     url(r'^front/searchListing', 'views.front.search_listing'),
+    url(r'^front/medias', 'views.front.all_contents'),
 )
 
 urlpatterns += patterns('',
--- a/src/ldt/ldt/ldt_utils/views/front.py	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/ldt_utils/views/front.py	Thu Jan 12 16:25:13 2012 +0100
@@ -48,6 +48,19 @@
 
 
 @login_required
+def all_contents(request):
+    # Get all the public contents group
+    content_list = add_change_attr(request.user, Content.safe_objects.all())
+    
+    is_gecko = ((request.META['HTTP_USER_AGENT'].lower().find("firefox")) > -1);
+
+    return render_to_response("front/front_all_contents.html",
+                              {'content_list':content_list, 
+                               'is_gecko': is_gecko},
+                              context_instance=RequestContext(request))
+
+
+@login_required
 def annot_content(request, content_iri_id):
     # Get the wanted content
     content = Content.objects.get(iri_id=content_iri_id)
--- a/src/ldt/ldt/static/ldt/css/front_home.css	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/static/ldt/css/front_home.css	Thu Jan 12 16:25:13 2012 +0100
@@ -8,10 +8,20 @@
     width: 960px;
 }
 
+#derniers_medias .li_right {
+    float: right; margin-top:10px;
+}
+
 #derniers_medias .li_media {
+    height: 225px;
     width: 300px;
 }
 
+/* Communs */
+.title_ul {
+    list-style: none;
+}
+
 /* Plus annotés */
 
 #plus_annotes {
@@ -22,6 +32,10 @@
     width: 630px; margin-right: 10px;
 }
 
+#plus_annotes .li_right {
+    float: right; margin-top:10px;
+}
+
 #plus_annotes .li_media {
     width:  140px;
     height: 140px;
--- a/src/ldt/ldt/static/ldt/js/LdtPlayer-release.js	Thu Jan 12 16:05:40 2012 +0100
+++ b/src/ldt/ldt/static/ldt/js/LdtPlayer-release.js	Thu Jan 12 16:25:13 2012 +0100
@@ -1169,7 +1169,7 @@
       onPause: IriSP.PopcornReplacement.__pauseHandler,
       onSeek: IriSP.PopcornReplacement.__seekHandler 
       }
-      
+    
   jwplayer(IriSP.PopcornReplacement._container).setup(options);
   IriSP.PopcornReplacement.media.duration = options.duration;
   return IriSP.PopcornReplacement;
@@ -1281,7 +1281,6 @@
    }
 
   if (IriSP.PopcornReplacement.__delay_seek_signal === true) {
-    console.log(IriSP.PopcornReplacement.currentTime());
     IriSP.PopcornReplacement.trigger("seeked");
   }
   IriSP.PopcornReplacement.trigger("timeupdate");
@@ -2223,8 +2222,7 @@
     
   var list = [];
 
-  if (typeof(view_type) === "undefined") {
-    console.log("no type suitable for display");
+  if (typeof(view_type) === "undefined") {    
     return;
   }
 
@@ -2233,7 +2231,7 @@
 
     /* filter the annotations whose type is not the one we want */
     if (typeof(annotation.meta) !== "undefined" && typeof(annotation.meta["id-ref"]) !== "undefined"
-          && annotation.meta["id-ref"] != view_type) {
+          && annotation.meta["id-ref"] !== view_type) {
         continue;
     }
 
@@ -2507,7 +2505,9 @@
   
 	this.selector.append(annotationMarkup);
   
-  this.selector.hide();
+  if (!this.cinecast_version)
+    this.selector.hide();
+  
   for (var i = 0; i < this.keywords.length; i++) {
     var keyword = this.keywords[i];
     var id = IriSP.guid("button_");
@@ -2520,9 +2520,14 @@
     this.selector.find("#" + id).click(function(keyword) { return function() {
       var contents = _this.selector.find(".Ldt-createAnnotation-Description").val();
       if (contents.indexOf(keyword) != -1) {
-        var newVal = contents.replace(keyword, "");        
+        var newVal = contents.replace(" " + keyword, "");
+        if (newVal == contents)
+          newVal = contents.replace(keyword, "");
       } else {
-        var newVal = contents + keyword;      
+        if (contents === "")
+          var newVal = keyword;
+        else
+          var newVal = contents + " " + keyword;      
       }
       
       _this.selector.find(".Ldt-createAnnotation-Description").val(newVal);
@@ -2537,51 +2542,90 @@
   
   this.selector.find(".Ldt-createAnnotation-Description")
                .bind("propertychange keyup input paste", IriSP.wrap(this, this.handleTextChanges));
+               
+  /* the cinecast version of the player is supposed to pause when the user clicks on the button */
+  if (this.cinecast_version) {
+    this.selector.find(".Ldt-createAnnotation-Description")
+                 .one("propertychange keyup input paste js_mod", 
+                 function() { if (!_this._Popcorn.media.paused) _this._Popcorn.pause() });
+  }
+  /* the cinecast version expects the user to comment on a defined segment.
+     As the widget is always shown, we need a way to update it's content as
+     time passes. We do this like we did with the annotationsWidget : we schedule
+     a .code start function which will be called at the right time.
+  */
+  if (this.cinecast_version) {
+    var legal_ids;
+    if (typeof(this._serializer.getChapitrage()) !== "undefined")
+      legal_id = this._serializer.getChapitrage();
+    else 
+      legal_id = this._serializer.getNonTweetIds()[0];
+    
+    var annotations = this._serializer._data.annotations;
+    var i;
+  
+    for (i in annotations) {     
+      var annotation = annotations[i];
+      if (typeof(annotation.meta) !== "undefined" && typeof(annotation.meta["id-ref"]) !== "undefined"
+            && legal_id !== annotation.meta["id-ref"]) {
+          continue;
+      }
+      
+      code = {start: annotation.begin / 1000, end: annotation.end / 1000,
+              onStart: function(annotation) { return function() {
+                      if (typeof(annotation.content) !== "undefined")
+                        _this.selector.find(".Ldt-createAnnotation-Title").html(annotation.content.title);
+
+                      _this._currentAnnotation = annotation;
+                      var beginTime = IriSP.msToTime(annotation.begin);
+                      var endTime = IriSP.msToTime(annotation.end);
+                      var timeTemplate = IriSP.templToHTML("- ({{begin}} - {{ end }})", {begin: beginTime, end: endTime });
+                      _this.selector.find(".Ldt-createAnnotation-TimeFrame").html(timeTemplate);
+              } }(annotation)
+            };
+      
+      this._Popcorn.code(code);
+    }
+  }
   
   this.selector.find(".Ldt-createAnnotation-submitButton").click(IriSP.wrap(this, this.handleButtonClick));
-  this._Popcorn.listen("IriSP.PlayerWidget.AnnotateButton.clicked", 
-                        IriSP.wrap(this, this.handleAnnotateSignal));  
+  
+  if (!this.cinecast_version)
+    this._Popcorn.listen("IriSP.PlayerWidget.AnnotateButton.clicked", 
+                          IriSP.wrap(this, this.handleAnnotateSignal));  
 };
 
+/** handles clicks on the annotate button. Works only for the non-cinecast version */
 IriSP.createAnnotationWidget.prototype.handleAnnotateSignal = function() {
+  
   if (this._hidden == false) {
     this.selector.hide();
     this._hidden = true;
-    /* reinit the fields */
-    
-    this.selector.find(".Ldt-createAnnotation-DoubleBorder").children().show();
-    this.selector.find("Ldt-createAnnotation-Description").val("");
-    this.selector.find(".Ldt-createAnnotation-endScreen").hide();
     
     // free the arrow.
     this._Popcorn.trigger("IriSP.ArrowWidget.releaseArrow");
+    this._Popcorn.trigger("IriSP.SliceWidget.hide");
+    
   } else {
-    if (this.cinecast_version) {
-      var currentTime = this._Popcorn.currentTime();
-      var currentAnnotation = this._serializer.currentAnnotations(currentTime)[0];
-
-      var beginTime = IriSP.msToTime(currentAnnotation.begin);
-      var endTime = IriSP.msToTime(currentAnnotation.end);
-      
-      /* save the variable because the user may take some time writing his 
-         comment so the currentAnnottion may change when it's time to post it */
-      this._currentAnnotation = currentAnnotation;
-      
-      if (typeof(currentAnnotation.content) !== "undefined")
-        this.selector.find(".Ldt-createAnnotation-Title").html(currentAnnotation.content.title);
-
-      var timeTemplate = IriSP.templToHTML("- ({{begin}} - {{ end }})", {begin: beginTime, end: endTime });
-      this.selector.find(".Ldt-createAnnotation-TimeFrame").html(timeTemplate);
-    }
-    
+    this.showStartScreen();
     this.selector.show();
     this._hidden = false;
+    var currentTime = this._Popcorn.currentTime();
     
     // block the arrow.
     this._Popcorn.trigger("IriSP.ArrowWidget.blockArrow");
+    var duration = +this._serializer.currentMedia().meta["dc:duration"];
+    var currentChapter = this._serializer.currentChapitre(currentTime);
+    console.log(currentTime);
+    var left = (currentChapter.begin / duration) * this.selector.width();
+    var width = (currentChapter.end / duration) * this.selector.width() - left;
+    console.log([left, width]);
+    this._Popcorn.trigger("IriSP.SliceWidget.position", [left, width]);
+    this._Popcorn.trigger("IriSP.SliceWidget.show");
   }
 };
 
+
 /** watch for changes in the textfield and change the buttons accordingly */
 IriSP.createAnnotationWidget.prototype.handleTextChanges = function(event) {
   var contents = this.selector.find(".Ldt-createAnnotation-Description").val();
@@ -2605,14 +2649,37 @@
   }
 };
 
+IriSP.createAnnotationWidget.prototype.showStartScreen = function() {
+  this.selector.find(".Ldt-createAnnotation-DoubleBorder").children().show();
+  this.selector.find("Ldt-createAnnotation-Description").val("Type your annotation here.");
+  this.selector.find(".Ldt-createAnnotation-endScreen").hide();    
+};
+
+IriSP.createAnnotationWidget.prototype.showEndScreen = function() {
+  this.selector.find(".Ldt-createAnnotation-DoubleBorder").children().hide();
+  
+  if (this.cinecast_version) {
+    this.selector.find(".Ldt-createAnnotation-Title").parent().show();      
+  }
+
+  var twStatus = IriSP.mkTweetUrl(document.location.href);
+  var gpStatus = IriSP.mkGplusUrl(document.location.href);
+  var fbStatus = IriSP.mkFbUrl(document.location.href);
+  
+  this.selector.find(".Ldt-createAnnotation-endScreen-TweetLink").attr("href", twStatus);
+  this.selector.find(".Ldt-createAnnotation-endScreen-FbLink").attr("href", fbStatus);
+  this.selector.find(".Ldt-createAnnotation-endScreen-GplusLink").attr("href", gpStatus);
+          
+  this.selector.find(".Ldt-createAnnotation-endScreen").show();
+};
+
 /** handle clicks on "send annotation" button */
 IriSP.createAnnotationWidget.prototype.handleButtonClick = function(event) {
   var _this = this;
   var textfield = this.selector.find(".Ldt-createAnnotation-Description");
   var contents = textfield.val();
 
-  if (contents === "") {
-  
+  if (contents === "") {  
     if (this.selector.find(".Ldt-createAnnotation-errorMessage").length === 0) {
       this.selector.find(".Ldt-createAnnotation-Container")
                    .after(IriSP.templToHTML(IriSP.createAnnotation_errorMessage_template));
@@ -2620,77 +2687,75 @@
     } else {
       this.selector.find(".Ldt-createAnnotation-errorMessage").show();
     }
-      // use namespaced events to be able to unbind them quickly and without unbinding
-      // the other event handlers.
-      textfield.bind("js_mod.tmp propertychange.tmp keyup.tmp input.tmp paste.tmp", IriSP.wrap(this, function() {
+
+      textfield.one("js_mod propertychange keyup input paste", IriSP.wrap(this, function() {
                       var contents = textfield.val();
-                      console.log(contents);
+                      
                       if (contents !== "") {
                         this.selector.find(".Ldt-createAnnotation-errorMessage").hide();
                         textfield.css("background-color", "");
-                        textfield.unbind(".tmp");
                       }
                    }));
   } else {
-    this.selector.find(".Ldt-createAnnotation-DoubleBorder").children().hide();
-    
-    if (this.cinecast_version) {
-      this.selector.find(".Ldt-createAnnotation-Title").parent().show();      
-    }
-
-    var twStatus = IriSP.mkTweetUrl(document.location.href);
-    var gpStatus = IriSP.mkGplusUrl(document.location.href);
-    var fbStatus = IriSP.mkFbUrl(document.location.href);
-    
-    this.selector.find(".Ldt-createAnnotation-endScreen-TweetLink").attr("href", twStatus);
-    this.selector.find(".Ldt-createAnnotation-endScreen-FbLink").attr("href", fbStatus);
-    this.selector.find(".Ldt-createAnnotation-endScreen-GplusLink").attr("href", gpStatus);
-            
-    this.selector.find(".Ldt-createAnnotation-endScreen").show();
-
+    this.showEndScreen();
         
     if (typeof(this._currentAnnotation) === "undefined") {      
       console.log("this._currentAnnotation undefined");
       return;
     }
     
-    var apiJson = {annotations : [{}], meta: {}};
-    var annotation = apiJson["annotations"][0];
-    //annotation["type_title"] = "Contributions";
-    annotation["type_title"] = "";
-    annotation["media"] = this._serializer.currentMedia()["id"];
-    annotation["begin"] = this._currentAnnotation.begin;
-    annotation["end"] = this._currentAnnotation.end;
-    annotation["type"] = this._serializer.getContributions();
-    annotation.content = {};
-    annotation.content["data"] = contents;
-    
-    var meta = apiJson["meta"];
-    meta.creator = "An User";    
-    meta.created = Date().toString();
-    
-    annotation["tags"] = [];
-    
-    for (var i = 0; i < this.keywords.length; i++) {
-      var keyword = this.keywords[i];
-      if (contents.indexOf(keyword) != -1)
-        annotation["tags"].push(keyword);
-    }
-    
-    var jsonString = JSON.stringify(apiJson);
-    var project_id = this._serializer._data.meta.id;
-    
-    var url = Mustache.to_html("{{platf_url}}/ldtplatform/api/ldt/projects/{{id}}.json",
-                                {platf_url: IriSP.platform_url, id: project_id});
-    console.log(url);
-    IriSP.jQuery.ajax({
-                url: url,
-                type: 'PUT',
-                contentType: 'application/json',
-                data: jsonString,
-                // bug with jquery >= 1.5, "json" adds a callback so we don't specify dataType
-                dataType: 'json',
-                success: function(json, textStatus, XMLHttpRequest) {
+    this.sendLdtData(contents, function() {
+                    if (_this.cinecast_version) {
+                        if (_this._Popcorn.media.paused)
+                          _this._Popcorn.play();
+                        
+                        window.setTimeout(IriSP.wrap(_this, function() { this.showStartScreen(); }), 5000);
+                    }
+                    });
+  }
+};
+
+IriSP.createAnnotationWidget.prototype.sendLdtData = function(contents, callback) {
+  var _this = this;
+  var apiJson = {annotations : [{}], meta: {}};
+  var annotation = apiJson["annotations"][0];
+  
+  annotation["media"] = this._serializer.currentMedia()["id"];
+  annotation["begin"] = this._currentAnnotation.begin;
+  annotation["end"] = this._currentAnnotation.end;
+  annotation["type"] = this._serializer.getContributions();
+  if (typeof(annotation["type"]) === "undefined")
+    annotation["type"] = "";
+  
+  annotation["type_title"] = "Contributions";
+  annotation.content = {};
+  annotation.content["data"] = contents;
+  
+  var meta = apiJson["meta"];
+  meta.creator = "An User";    
+  meta.created = Date().toString();
+  
+  annotation["tags"] = [];
+  
+  for (var i = 0; i < this.keywords.length; i++) {
+    var keyword = this.keywords[i];
+    if (contents.indexOf(keyword) != -1)
+      annotation["tags"].push(keyword);
+  }
+  
+  var jsonString = JSON.stringify(apiJson);
+  var project_id = this._serializer._data.meta.id;
+  
+  var url = Mustache.to_html("{{platf_url}}/ldtplatform/api/ldt/projects/{{id}}.json",
+                              {platf_url: IriSP.platform_url, id: project_id});
+                              
+  IriSP.jQuery.ajax({
+      url: url,
+      type: 'PUT',
+      contentType: 'application/json',
+      data: jsonString,               
+      dataType: 'json',
+      success: function(json, textStatus, XMLHttpRequest) {
                     /* add the annotation to the annotations and tell the world */
                     delete annotation.tags;
                     annotation.content.description = annotation.content.data;
@@ -2702,12 +2767,12 @@
                     // everything is shared so there's no need to propagate the change
                     _this._serializer._data.annotations.push(annotation);
                     _this._Popcorn.trigger("IriSP.createAnnotationWidget.addedAnnotation");
-                },
-                error: function(jqXHR, textStatus, errorThrown) {
-                    alert("ERROR = " + jqXHR.responseText + ", " + errorThrown);
-                }
-            });
-  }
+                    callback();
+      }, 
+      error: 
+              function() { 
+                            console.log("an error occured while contacting " 
+                            + url + " and sending " + jsonString); } });
 };IriSP.PlayerWidget = function(Popcorn, config, Serializer) {
   IriSP.Widget.call(this, Popcorn, config, Serializer);
   
@@ -3599,9 +3664,16 @@
   
   this._Popcorn.listen("IriSP.SliceWidget.position", 
                         IriSP.wrap(this, this.positionSliceHandler));
-  this._Popcorn.trigger("IriSP.SliceWidget.position", [57, 24]);
+  
+  this._Popcorn.listen("IriSP.SliceWidget.show", IriSP.wrap(this, this.show));
+  this._Popcorn.listen("IriSP.SliceWidget.hide", IriSP.wrap(this, this.hide));
+  this.selector.hide();
 };
 
+/** responds to an "IriSP.SliceWidget.position" message
+    @param params an array with the first element being the left distance in
+           percents and the second element the width of the slice in pixels
+*/        
 IriSP.SliceWidget.prototype.positionSliceHandler = function(params) {
   left = params[0];
   width = params[1];
@@ -3670,6 +3742,14 @@
   var zonePercent = (this.zoneWidth / this.selector.width()) * 100;
   
   this._Popcorn.trigger("IriSP.SliceWidget.zoneChange", [leftPercent, zonePercent]);  
+};
+
+IriSP.SliceWidget.prototype.show = function() {
+  this.selector.show();
+};
+
+IriSP.SliceWidget.prototype.hide = function() {
+  this.selector.hide();
 };IriSP.SliderWidget = function(Popcorn, config, Serializer) {
   IriSP.Widget.call(this, Popcorn, config, Serializer);
 };
@@ -4374,6 +4454,12 @@
   return ret_array;
 };
 
+/** return the current chapitre
+    @param currentTime the current time, in seconds.
+*/
+IriSP.JSONSerializer.prototype.currentChapitre = function(currentTime) {
+  return this.currentAnnotations(currentTime, this.getChapitrage())[0];
+};
 
 /** returns a list of ids of tweet lines (aka: groups in cinelab) */
 IriSP.JSONSerializer.prototype.getTweetIds = function() {