--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/js/widgets/tagCloudWidget.js	Fri Apr 06 16:55:34 2012 +0200
@@ -0,0 +1,96 @@
+IriSP.TagCloudWidget = function(Popcorn, config, Serializer) {
+  IriSP.Widget.call(this, Popcorn, config, Serializer);
+}
+
+IriSP.TagCloudWidget.prototype = new IriSP.Widget();
+
+IriSP.TagCloudWidget.prototype.draw = function() {
+    
+    var _urlRegExp = /https?:\/\/[0-9a-zA-Z\.%\/-_]+/g,
+        _stopWords = [
+            'aussi', 'and', 'avec', 'aux', 'bien', 'car', 'cette', 'comme', 'dans', 'donc', 'des', 'elle', 'encore', 'entre', 'est',
+            'être', 'eux', 'faire', 'fait', 'http', 'ici', 'ils', 'les', 'leur', 'leurs', 'mais', 'mes', 'même', 'mon', 'notre',
+            'non', 'nos', 'nous', 'ont', 'par', 'pas', 'peu', 'peut', 'plus', 'pour', 'que', 'qui', 'sans', 'ses' ,'son', 'sont', 'sur',
+            'tes', 'très', 'the', 'ton', 'tous', 'tout', 'une', 'votre', 'vos', 'vous' ],
+        _regexpword = /[^\s\.&;,'"!\?\d\(\)\+\[\]\\\…\-«»:\/]{3,}/g,
+        _words = {},
+        _showTitle = !this._config.excludeTitle,
+        _showDescription = !this._config.excludeDescription,
+        _excludePattern = this._config.excludePattern || null,
+        _tagCount = this._config.tagCount || 30;
+    if (typeof this._config.excludeWords !== "undefined" && this._config.excludeWords.length) {
+        IriSP._(this._config.excludeWords).each(function(_w) {
+            _stopWords.push(_w.toLowerCase());
+        });
+    }
+    
+    IriSP._(this._serializer._data.annotations).each(function(_annotation) {
+       if (_annotation.content && _annotation.content.description) {
+           var _txt = (_showTitle ? _annotation.content.title : '') + ' ' + (_showDescription ? _annotation.content.description : '')
+           IriSP._(_txt.toLowerCase().replace(_urlRegExp, '').match(_regexpword)).each(function(_mot) {
+               if (_stopWords.indexOf(_mot) == -1 && (_excludePattern == null || !_excludePattern.test(_mot))) {
+                   _words[_mot] = 1 + (_words[_mot] || 0);
+               }
+           })
+       } 
+    });
+    
+    _words = IriSP._(_words)
+        .chain()
+        .map(function(_v, _k) {
+            return {
+                "word" : _k,
+                "count" : _v
+            }
+        })
+        .filter(function(_v) {
+            return _v.count > 2;
+        })
+        .sortBy(function(_v) {
+            return - _v.count;
+        })
+        .first(_tagCount)
+        .value();
+    var _max = _words[0].count,
+        _min = Math.min(_words[_words.length - 1].count, _max - 1),
+        _scale = 16 / Math.sqrt(_max - _min),
+        _this = this,
+        _html = '<ul>'
+            + IriSP._(_words)
+                .chain()
+                .shuffle()
+                .map(function(_word) {
+                    var _size = 10 + _scale * Math.sqrt(_word.count - _min);
+                    return '<li class="Ldt-TraceMe" style="font-size:'
+                        + _size
+                        + 'px;">'
+                        + _word.word
+                        + '</li>'
+                })
+                .value()
+                .join("")
+            + '</ul>';
+    this.selector
+        .addClass("Ldt-TagCloud")
+        .html(_html);
+    this.selector.find("li").click(function() {
+        var _txt = this.textContent.replace(/(^[\s]+|[\s]+$)/g,'');
+        _this._Popcorn.trigger("IriSP.search.triggeredSearch", _txt);
+    });
+    this._Popcorn.listen("IriSP.search", IriSP.wrap(this, function(searchString) {
+        var _rgxp = new RegExp("(" + searchString.replace(/(\W)/g,'\\$1') + ")","gi");
+        this.selector.find("li").each(function(_i, _e) {
+            _e.innerHTML = searchString.length ?
+                _e.textContent.replace(_rgxp,'<span class="Ldt-TagCloud-actif Ldt-TraceMe">$1</span>')
+                : _e.textContent;
+        });
+    }));
+    this._Popcorn.listen("IriSP.search.closed", IriSP.wrap(this, this.endsearch));
+    this._Popcorn.listen("IriSP.search.cleared", IriSP.wrap(this, this.endsearch));
+}
+
+IriSP.TagCloudWidget.prototype.endsearch = function() {
+    this.selector.find("li").each(function(_i, _e) {
+        _e.innerHTML = _e.textContent;
+    });
+}