metadataplayer edwin/metadataplayer/AnnotationsList.js
changeset 17 ec4f33084f8d
parent 16 5135ccbf5a5f
child 18 f6232b308fbd
--- a/metadataplayer edwin/metadataplayer/AnnotationsList.js	Tue Oct 02 18:20:08 2012 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,268 +0,0 @@
-IriSP.Widgets.AnnotationsList = function(player, config) {
-    IriSP.Widgets.Widget.call(this, player, config);
-    this.searchString = false;
-    this.lastIds = [];
-    var _this = this;
-    this.throttledRefresh = IriSP._.throttle(function() {
-        _this.refresh(false);
-    }, 1500);
-    this.mashupMode = (this.source.currentMedia.elementType === "mashup");
-};
-
-IriSP.Widgets.AnnotationsList.prototype = new IriSP.Widgets.Widget();
-
-IriSP.Widgets.AnnotationsList.prototype.defaults = {
-    /* URL when the annotations are to be reloaded from an LDT-like segment API
-     * e.g. http://ldt.iri.centrepompidou.fr/ldtplatform/api/ldt/segments/{{media}}/{{begin}}/{{end}}?callback=?
-     */
-    ajax_url : false,
-    /* number of milliseconds before/after the current timecode when calling the segment API
-     */
-    ajax_granularity : 300000, 
-    default_thumbnail : "http://ldt.iri.centrepompidou.fr/static/site/ldt/css/imgs/video_sequence.png",
-    /* URL when the annotation is not in the current project,
-     * e.g. http://ldt.iri.centrepompidou.fr/ldtplatform/ldt/front/player/{{media}}/{{project}}/{{annotationType}}#id={{annotation}}
-     */
-    foreign_url : "",
-    annotation_type : false,
-    refresh_interval : 0,
-    limit_count : 10,
-    newest_first : false
-};
-
-IriSP.Widgets.AnnotationsList.prototype.template =
-    '<div class="Ldt-AnnotationsListWidget">'
-    + '<ul class="Ldt-AnnotationsList-ul">'
-    + '{{#annotations}}'
-    + '<li class="Ldt-AnnotationsList-li Ldt-TraceMe" trace-info="annotation-id:{{id}}">'
-    + '<div class="Ldt-AnnotationsList-ThumbContainer">'
-    + '<a href="{{url}}">'
-    + '<img class="Ldt-AnnotationsList-Thumbnail" src="{{thumbnail}}" />'
-    + '</a>'
-    + '</div>'
-    + '<div class="Ldt-AnnotationsList-Duration">{{begin}} - {{end}}</div>'
-    + '<h3 class="Ldt-AnnotationsList-Title">'
-    + '<a href="{{url}}">{{title}}</a>'
-    + '</h3>'
-    + '<p class="Ldt-AnnotationsList-Description">{{description}}</p>'
-    + '{{#tags.length}}'
-    + '<ul class="Ldt-AnnotationsList-Tags">'
-    + '{{#tags}}'
-    + '{{#.}}'
-    + '<li class="Ldt-AnnotationsList-Tag-Li">'
-    + '<span>{{.}}</span>'
-    + '</li>'
-    + '{{/.}}'
-    + '{{/tags}}'
-    + '</ul>'
-    + '{{/tags.length}}'
-    + '</li>'
-    + '{{/annotations}}'
-    + '</ul>'
-    + '</div>';
-
-IriSP.Widgets.AnnotationsList.prototype.onSearch = function(searchString) {
-    this.searchString = typeof searchString !== "undefined" ? searchString : '';
-    var _n = this.refresh(true);
-    if (this.searchString) {
-        if (_n) {
-            this.player.popcorn.trigger("IriSP.search.matchFound");
-        } else {
-            this.player.popcorn.trigger("IriSP.search.noMatchFound");
-        }
-    }
-}
-
-//obj.url = this.project_url + "/" + media + "/" + annotations[i].meta.project + "/" + annotations[i].meta["id-ref"] + '#id=' + annotations[i].id;
-
-IriSP.Widgets.AnnotationsList.prototype.ajaxSource = function() {
-    var _currentTime = this.player.popcorn.currentTime(),
-        _duration = this.source.getDuration();
-    if (typeof _currentTime == "undefined") {
-        _currentTime = 0;
-    }
-    this.lastAjaxQuery = _currentTime;
-    _currentTime = Math.floor(1000 * _currentTime);
-    var _url = Mustache.to_html(this.ajax_url, {
-        media : this.source.currentMedia.id,
-        begin : Math.max(0, _currentTime - this.ajax_granularity),
-        end : Math.min(_duration.milliseconds, _currentTime + this.ajax_granularity)
-    });
-    this.currentSource = this.player.loadMetadata(IriSP._.defaults({
-        "url" : _url
-    }, this.metadata));
-}
-
-IriSP.Widgets.AnnotationsList.prototype.ajaxMashup = function() {
-    var _currentTime = this.player.popcorn.currentTime();
-    if (typeof _currentTime == "undefined") {
-        _currentTime = 0;
-    }
-    var _currentAnnotation = this.source.currentMedia.getAnnotationAtTime(_currentTime * 1000);
-    if (typeof _currentAnnotation !== "undefined" && _currentAnnotation.id !== this.lastMashupAnnotation) {
-        this.lastMashupAnnotation = _currentAnnotation.id;
-        var _currentMedia = _currentAnnotation.getMedia(),
-            _url = Mustache.to_html(this.ajax_url, {
-                media : _currentMedia.id,
-                begin : Math.max(0, _currentAnnotation.annotation.begin.milliseconds - this.ajax_granularity),
-                end : Math.min(_currentMedia.duration.milliseconds, _currentAnnotation.annotation.end.milliseconds + this.ajax_granularity)
-            });
-        this.currentSource = this.player.loadMetadata(IriSP._.defaults({
-            "url" : _url
-        }, this.metadata));
-    }
-}
-
-IriSP.Widgets.AnnotationsList.prototype.refresh = function(_forceRedraw) {
-    _forceRedraw = (typeof _forceRedraw !== "undefined" && _forceRedraw);
-    if (this.currentSource.status !== IriSP.Model._SOURCE_STATUS_READY) {
-        return 0;
-    }
-    var _this = this,
-        _currentTime = this.player.popcorn.currentTime();
-    if (typeof _currentTime == "undefined") {
-        _currentTime = 0;
-    }
-    var _list = this.annotation_type ? this.currentSource.getAnnotationsByTypeTitle(this.annotation_type) : this.currentSource.getAnnotations();
-    if (this.mashupMode) {
-        var _currentAnnotation = this.source.currentMedia.getAnnotationAtTime(_currentTime * 1000);
-        if (typeof _currentAnnotation !== "undefined") {
-            _currentTime = _currentTime - _currentAnnotation.begin.getSeconds() + _currentAnnotation.annotation.begin.getSeconds();
-            var _mediaId = _currentAnnotation.getMedia().id;
-            _list = _list.filter(function(_annotation) {
-                return _annotation.getMedia().id === _mediaId;
-            });
-        }
-    }
-    if (this.searchString) {
-        _list = _list.searchByTextFields(this.searchString);
-    }
-    if (this.limit_count) {
-        _list = _list.sortBy(function(_annotation) {
-            return Math.abs(_annotation.begin.getSeconds() - _currentTime);
-        }).slice(0, this.limit_count)
-    }
-    if (this.newest_first) {
-        _list = _list.sortBy(function(_annotation) {
-            return -_annotation.created.valueOf();
-        });
-    } else {
-        _list = _list.sortBy(function(_annotation) {
-            return _annotation.begin;
-        });
-    }
-    
-    var _ids = _list.idIndex;
-    
-    if (_forceRedraw || !IriSP._.isEqual(_ids, this.lastIds)) {
-        /* This part only gets executed if the list needs updating */
-        this.lastIds = _ids;
-        var _data = _list.map(function(_annotation) {
-                    var _url = (
-                        ( typeof _annotation.url !== "undefined" && _annotation.url)
-                        ? _annotation.url
-                        : (
-                            ( typeof _this.source.projectId !== "undefined" && typeof _annotation.project !== "undefined" && _annotation.project && _this.source.projectId !== _annotation.project )
-                            ? Mustache.to_html(
-                                _this.foreign_url,
-                                {
-                                    project : _annotation.project,
-                                    media : _annotation.media.id.replace(/^.*:/,''),
-                                    annotation : _annotation.id,
-                                    annotationType : _annotation.annotationType.id.replace(/^.*:/,'')
-                                }
-                            )
-                            : '#id=' + _annotation.id
-                            )
-                    );
-                    var _res = {
-                        id : _annotation.id,
-                        title : _annotation.title.replace(_annotation.description,''),
-                        description : _annotation.description,
-                        begin : _annotation.begin.toString(),
-                        end : _annotation.end.toString(),
-                        thumbnail : typeof _annotation.thumbnail !== "undefined" && _annotation.thumbnail ? _annotation.thumbnail : _this.default_thumbnail,
-                        url : _url,
-                        tags : _annotation.getTagTexts()
-                    }
-                    return _res;
-            }),
-            _html = Mustache.to_html(
-                this.template,
-                {
-                    annotations : _data
-                });
-    
-        this.$.html(_html);
-        
-        /* Correct the empty tag bug */
-        this.$.find('.Ldt-AnnotationsList-Tag-Li').each(function() {
-            var _el = IriSP.jQuery(this);
-            if (!_el.text().replace(/(^\s+|\s+$)/g,'')) {
-                _el.detach();
-            }
-        });
-    
-        this.$.find('.Ldt-AnnotationsList-Tag-Li').click(function() {
-            _this.player.popcorn.trigger("IriSP.search.triggeredSearch", IriSP.jQuery(this).text().replace(/(^\s+|\s+$)/g,''));
-        })
-        
-        if(this.searchString) {
-            var _searchRe = new RegExp('(' + this.searchString.replace(/(\W)/gm,'\\$1') + ')','gim');
-            this.$.find(".Ldt-AnnotationsList-Title a, .Ldt-AnnotationsList-Description").each(function() {
-                var _$ = IriSP.jQuery(this);
-                _$.html(_$.text().replace(/(^\s+|\s+$)/g,'').replace(_searchRe, '<span class="Ldt-AnnotationsList-highlight">$1</span>'))
-            })
-        }
-    }
-    
-    if (this.ajax_url) {
-        if (this.mashupMode) {
-            this.ajaxMashup();
-        } else {
-            if (Math.abs(_currentTime - this.lastAjaxQuery) > (this.ajax_granularity / 2000)) {
-                this.ajaxSource();
-            }
-        }
-    }
-    return _list.length;
-}
-
-IriSP.Widgets.AnnotationsList.prototype.draw = function() {
-    
-    this.bindPopcorn("IriSP.search", "onSearch");
-    this.bindPopcorn("IriSP.search.closed", "onSearch");
-    this.bindPopcorn("IriSP.search.cleared", "onSearch");
-    this.bindPopcorn("IriSP.AnnotationsList.refresh","refresh");
-    
-    var _this = this;
-    
-    if (this.ajax_url) {
-        if (this.mashupMode) {
-            this.ajaxMashup();
-        } else {
-            this.ajaxSource();
-        }
-    } else {
-        this.currentSource = this.source;
-    }
-    
-    if (this.refresh_interval) {
-        window.setInterval(function() {
-            _this.currentSource.get()
-        }, this.refresh_interval);
-    }
-    
-    var _events = [
-        "IriSP.createAnnotationWidget.addedAnnotation",
-        "timeupdate",
-        "seeked",
-        "loadedmetadata"
-    ];
-    for (var _i = 0; _i < _events.length; _i++) {
-        this.player.popcorn.listen(_events[_i], this.throttledRefresh);
-    }
-    
-    this.throttledRefresh();
-
-};