--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/js/widgets/annotationsListWidget.js Fri Apr 06 16:55:34 2012 +0200
@@ -0,0 +1,281 @@
+IriSP.AnnotationsListWidget = function(Popcorn, config, Serializer) {
+ IriSP.Widget.call(this, Popcorn, config, Serializer);
+ this.__counter = 0;
+ this.__oldList = [];
+ this.searchRe = null;
+ this._ajax_cache = [];
+ var _this = this;
+
+ this._Popcorn.listen("IriSP.search", function(searchString) {
+ _this.searchHandler(searchString);
+ });
+ this._Popcorn.listen("IriSP.search.closed", function() {
+ _this.searchHandler(false);
+ });
+ this._Popcorn.listen("IriSP.search.cleared", function() {
+ _this.searchHandler(false);
+ });
+};
+
+
+IriSP.AnnotationsListWidget.prototype = new IriSP.Widget();
+
+IriSP.AnnotationsListWidget.prototype.clear = function() {
+};
+
+IriSP.AnnotationsListWidget.prototype.clearWidget = function() {
+};
+
+IriSP.AnnotationsListWidget.prototype.searchHandler = function(searchString) {
+ this.searchRe = (searchString && searchString.length) ? IriSP.regexpFromText(searchString) : null;
+ if (this.ajax_mode && !this.cinecast_version) {
+ var _this = this,
+ _annotations = (
+ this.searchRe === null
+ ? this._ajax_cache
+ : IriSP.underscore.filter(this._ajax_cache, function(_a) {
+ return (_this.searchRe.test(_a.desc) || _this.searchRe.test(_a.title));
+ })
+ );
+ this.do_redraw(_annotations);
+ if (_annotations.length) {
+ this._Popcorn.trigger("IriSP.search.matchFound");
+ } else {
+ this._Popcorn.trigger("IriSP.search.noMatchFound");
+ }
+ } else {
+ this.drawList();
+ }
+}
+
+/** effectively redraw the widget - called by drawList */
+IriSP.AnnotationsListWidget.prototype.do_redraw = function(list) {
+ var _html = IriSP.templToHTML(
+ IriSP.annotationsListWidget_template, {
+ annotations: list
+ }),
+ _this = this;
+
+ this.selector.html(_html);
+
+ this.selector.find('.Ldt-AnnotationsList-Tag-Li').click(function() {
+ _this._Popcorn.trigger("IriSP.search.triggeredSearch", IriSP.jQuery(this).text().trim());
+ })
+
+ if (this.searchRe !== null) {
+ this.selector.find(".Ldt-AnnotationsList-Title a, .Ldt-AnnotationsList-Description")
+ .each(function() {
+ var _$ = IriSP.jQuery(this);
+ _$.html(_$.text().trim().replace(_this.searchRe, '<span class="Ldt-AnnotationsList-highlight">$1</span>'))
+ })
+ }
+};
+
+IriSP.AnnotationsListWidget.prototype.transformAnnotation = function(a) {
+ var _this = this;
+ return {
+ "id" : a.id,
+ "title": this.cinecast_version ? IriSP.get_aliased(a.meta, ['creator_name', 'creator']) : a.content.title,
+ "desc" : this.cinecast_version ? a.content.data : a.content.description,
+ "begin": IriSP.msToTime(a.begin),
+ "end" : IriSP.msToTime(a.end),
+ "thumbnail" : (typeof a.meta == "object" && typeof a.meta.thumbnail == "string") ? a.meta.thumbnail : this.default_thumbnail,
+ "url" : (typeof a.meta == "object" && typeof a.meta.url == "string") ? a.meta.url : null,
+ "created_at" :(typeof a.meta == "object" && typeof a.meta.created == "string") ? Date.parse(a.meta.created.replace(/^(\d{4})-(\d{2})-(\d{2})T(\d{2}\:\d{2}\:\d{2}).*$/,"$2/$3/$1 $4 UTC+0000")) : null,
+ "tags": typeof a.tags == "object"
+ ? IriSP.underscore(a.tags)
+ .chain()
+ .map(function(_t) {
+ if (typeof _t == "string") {
+ return _t.replace(/^.*:/,'#');
+ } else {
+ if (typeof _t['id-ref'] != "undefined") {
+ var _f = IriSP.underscore.find(_this._serializer._data.tags, function(_tag) {
+ return _tag.id == _t['id-ref'];
+ });
+ if (typeof _f != "undefined") {
+ return IriSP.get_aliased(_f.meta, ['dc:title', 'title']);
+ }
+ }
+ }
+ return null;
+ })
+ .filter(function(_t) {
+ return _t !== null && _t !== ""
+ })
+ .value()
+ : []
+ }
+}
+
+/** draw the annotation list */
+IriSP.AnnotationsListWidget.prototype.drawList = function(force_redraw) {
+ var _this = this;
+
+// var view_type = this._serializer.getContributions();
+ var annotations = this._serializer._data.annotations;
+ var currentTime = this._Popcorn.currentTime();
+ var list = [];
+
+/* if (typeof(view_type) === "undefined") {
+ return;
+} */
+ for (i = 0; i < annotations.length; i++) {
+ var obj = this.transformAnnotation(annotations[i]);
+ obj.iterator = i;
+ obj.distance = Math.abs((annotations[i].end + annotations[i].begin) / 2000 - currentTime);
+ if (!this.cinecast_version || annotations[i].type == "cinecast:UserAnnotation") {
+ list.push(obj);
+ }
+
+ }
+
+ if (this.searchRe !== null) {
+ list = list.filter(function(_a) {
+ return (_this.searchRe.test(_a.desc) || _this.searchRe.test(_a.title));
+ });
+ if (list.length) {
+ this._Popcorn.trigger("IriSP.search.matchFound");
+ } else {
+ this._Popcorn.trigger("IriSP.search.noMatchFound");
+ }
+ }
+ list = IriSP.underscore(list)
+ .chain()
+ .sortBy(function(_o) {
+ return _o.distance;
+ })
+ .first(10)
+ .sortBy(function(_o) {
+ return (_this.cinecast_version ? - _o.created_at : _o.iterator);
+ })
+ .value();
+ var idList = IriSP.underscore.pluck(list, "id").sort();
+
+
+ if (!IriSP.underscore.isEqual(this.__oldList, idList) || this.lastSearch !== this.searchRe || typeof(force_redraw) !== "undefined") {
+ this.do_redraw(list);
+ this.__oldList = idList;
+ this.lastSearch = this.searchRe;
+ }
+ /* save for next call */
+
+
+};
+
+IriSP.AnnotationsListWidget.prototype.ajaxRedraw = function(timecode) {
+
+ /* the seeked signal sometimes passes an argument - depending on if we're using
+ our popcorn lookalike or the real thing - if it's the case, use it as it's
+ more precise than currentTime which sometimes contains the place we where at */
+ if (IriSP.null_or_undefined(timecode) || typeof(timecode) != "number") {
+ var tcode = this._Popcorn.currentTime();
+ } else {
+ var tcode = timecode;
+ }
+
+
+ /* the platform gives us a special url - of the type : http://path/{{media}}/{{begin}}/{{end}}
+ we double the braces using regexps and we feed it to mustache to build the correct url
+ we have to do that because the platform only knows at run time what view it's displaying.
+ */
+
+ var media_id = this.currentMedia()["id"];
+ var duration = this.getDuration();
+
+ var begin_timecode = (Math.floor(tcode) - 300) * 1000;
+ if (begin_timecode < 0)
+ begin_timecode = 0;
+
+ var end_timecode = (Math.floor(tcode) + 300) * 1000;
+ if (end_timecode > duration)
+ end_timecode = duration;
+
+ var templ = Mustache.to_html(this.ajax_url, {media: media_id, begin: begin_timecode,
+ end: end_timecode});
+
+ /* we create on the fly a serializer to get the ajax */
+ var serializer = new IriSP.JSONSerializer(IriSP.__dataloader, templ);
+ serializer.sync(IriSP.wrap(this, function(json) { this.processJson(json, serializer) }));
+};
+
+/** process the received json - it's a bit hackish */
+IriSP.AnnotationsListWidget.prototype.processJson = function(json, serializer) {
+ /* FIXME: DRY the whole thing */
+ var annotations = serializer._data.annotations;
+ if (IriSP.null_or_undefined(annotations))
+ return;
+
+ /*
+ commented in case we wanted to discriminate against some annotation types.
+ var view_types = serializer.getIds("Contributions");
+ */
+ var l = [];
+
+ var media = this.currentMedia()["id"];
+
+ for (i = 0; i < annotations.length; i++) {
+ var obj = this.transformAnnotation(annotations[i])
+ if (typeof obj.url == "undefined" || !obj.url) {
+ /* only if the annotation isn't present in the document create an
+ external link */
+ if (this.annotations_ids.indexOf(obj.id.toLowerCase()) == -1) {
+ // braindead url; jacques didn't want to create a new one in the platform,
+ // so we append the cutting id to the url.
+ obj.url = this.project_url + "/" + media + "/" +
+ annotations[i].meta.project + "/" +
+ annotations[i].meta["id-ref"] + '#id=' + annotations[i].id;
+
+ // obj.url = document.location.href.split("#")[0] + "/" + annotation.meta.project;
+ }
+ }
+ l.push(obj);
+ }
+ this._ajax_cache = l;
+ this.do_redraw(l);
+};
+IriSP.AnnotationsListWidget.prototype.draw = function() {
+
+ /* build a table of the annotations present in the document for faster
+ lookup
+ */
+ this.annotations_ids = IriSP.underscore(this._serializer._data.annotations).map(function(_a) {
+ return _a.id.toLowerCase();
+ });
+
+ var _this = this;
+
+ if (!this.ajax_mode || this.cinecast_version) {
+ var _throttled = IriSP.underscore.throttle(function() {
+ _this.drawList();
+ }, 1500);
+ _throttled();
+ this._Popcorn.listen("IriSP.createAnnotationWidget.addedAnnotation", _throttled);
+ this._Popcorn.listen("timeupdate", _throttled);
+ if (this.cinecast_version) {
+ window.setInterval(function() {
+ var _tmpSerializer = new IriSP.JSONSerializer(IriSP.__dataloader, _this._config.metadata.src, true);
+ _tmpSerializer.sync(function(json) {
+ IriSP.underscore(json.annotations).each(function(_a) {
+ var _j = _this.annotations_ids.indexOf(_a.id);
+ if (_j == -1) {
+ _this._serializer._data.annotations.push(_a);
+ _this.annotations_ids.push(_a.id);
+ } else {
+ _this._serializer._data.annotations[_j] = _a;
+ }
+ _throttled();
+ });
+ }, true); // true is for force_refresh
+ },this.refresh_interval);
+ }
+ } else {
+ /* update the widget when the video has finished loading and when it's seeked and paused */
+ this._Popcorn.listen("seeked", IriSP.wrap(this, this.ajaxRedraw));
+ this._Popcorn.listen("loadedmetadata", IriSP.wrap(this, this.ajaxRedraw));
+ this._Popcorn.listen("paused", IriSP.wrap(this, this.ajaxRedraw));
+
+ this._Popcorn.listen("IriSP.createAnnotationWidget.addedAnnotation", IriSP.wrap(this, this.ajaxRedraw));
+ }
+
+};
\ No newline at end of file