IriSP.Widgets.KnowledgeConcierge = function(player, config) {
IriSP.Widgets.Widget.call(this, player, config);
};
IriSP.Widgets.KnowledgeConcierge.prototype = new IriSP.Widgets.Widget();
IriSP.Widgets.KnowledgeConcierge.prototype.defaults = {
width: 600,
height: 500,
sketch_path: "tmgraph",
sketch_files: [ "tmgraph.pde", "physics.pde", "model.pde", "javascript.pde", "menu.pde", "event.pde", "constants.pde", "initialdata.pde"],
kc_api_root: "/kn-concierge/",
related_api_endpoint: "",
use_word_boundaries: false,
related_data_type: 'json', // SET TO "jsonp" FOR CROSS-DOMAIN OPERATION
related_count: 8,
};
IriSP.Widgets.KnowledgeConcierge.prototype.messages = {
"fr": {
related_videos: "Vidéos liées",
duration_: "Durée\u00a0:",
for_keywords_: "pour le(s) mots-clé(s)\u00a0:",
no_matching_videos: "Pas de vidéos correspondantes"
},
"en": {
related_videos: "Related Videos",
duration_: "Duration:",
for_keywords_: "for keyword(s):",
no_matching_videos: "No matching videos"
}
};
IriSP.Widgets.KnowledgeConcierge.prototype.template =
'<div class="Ldt-Kc-Slider"></div><canvas class="Ldt-Kc-Canvas" />'
+ '<div class="Ldt-Kc-Related"><h2>{{ l10n.related_videos }}</h2>'
+ '<h3 class="Ldt-Kc-For-Keywords">{{l10n.for_keywords_}} <span class="Ldt-Kc-Keywords"></span></h3>'
+ '<div class="Ldt-Kc-Waiting"></div>'
+ '<div class="Ldt-Kc-Related-List"></div></div>';
IriSP.Widgets.KnowledgeConcierge.prototype.draw = function() {
this.renderTemplate();
var _canvasHeight = this.height - 16,
_canvasWidth = this.width - 2,
_canvas = this.$.find(".Ldt-Kc-Canvas"),
_tmpId = IriSP._.uniqueId("Processing-"),
_slider = this.$.find(".Ldt-Kc-Slider"),
radius = .375 * Math.min(_canvasHeight, _canvasWidth);
_canvas.attr({
width: _canvasWidth,
height: _canvasHeight,
id: _tmpId
}).css({
width: _canvasWidth,
height: _canvasHeight
});
var _this = this,
_pjsfiles = IriSP._(this.sketch_files).map(function(_f) { return _this.sketch_path + "/" + _f; }),
_selectedText = "",
currentNodesList = "",
relatedCache = {},
relatedRequests = {},
relatedTemplate = '<div class="Ldt-Kc-Related-Item"><a href="{{ widget.video_url_base }}{{ media.iri_id }}#keyword={{ escaped_keyword }}"><img src="{{ media.image }}"></a>'
+ '<h3><a href="{{ widget.video_url_base }}{{ media.iri_id }}#keyword={{ escaped_keyword }}">{{ media.title }}</a></h3><p>{{ description }}</p>'
+ '<p>{{ widget.l10n.duration_ }} <span class="Ldt-Kc-Item-Duration">{{ duration }}</span></p>'
+ '</a><div class="Ldt-Kc-Clearer"></div></div>';
Processing.loadSketchFromSources(_canvas[0],_pjsfiles);
function renderRelated() {
var keywords = currentNodesList;
_this.$.find(".Ldt-Kc-Related").show();
if (typeof relatedCache[keywords] === "undefined") {
return;
}
_this.$.find(".Ldt-Kc-Waiting").hide();
if (relatedCache[keywords].length) {
var _html = '<div class="Ldt-Kc-Row">';
IriSP._(relatedCache[keywords]).each(function(media, i) {
var _tmpldata = {
widget: _this,
media: media,
description: media.description.replace(/(\n|\r|\r\n)/mg,' ').replace(/(^.{120,140})[\s].+$/m,'$1…'),
duration: new IriSP.Model.Time(media.duration).toString(),
escaped_keyword: encodeURIComponent(keywords.split(",")[0])
};
_html += Mustache.to_html(relatedTemplate, _tmpldata);
if (i % 2) {
_html += '</div><div class="Ldt-Kc-Row">';
}
});
_html += '</div>';
_this.$.find(".Ldt-Kc-Related-List").html(_html);
} else {
_this.$.find(".Ldt-Kc-Related-List").html("<p class='Ldt-Kc-Related-Empty'>" + _this.l10n.no_matching_videos + "</p>");
}
}
function triggerSearch(text) {
if (_selectedText !== text) {
_selectedText = text;
_this.source.getAnnotations().search(text);
}
}
function searchNodes(tags) {
var _tlist = (_this.use_word_boundaries ? IriSP._(tags).map(function(t) { return "\\\\y" + t + "\\\\y" }) : tags),
_q = "(?i)(" + _tlist.join("|") + ")";
jQuery.getJSON(
_this.kc_api_root + "topics.jsp",
{
proj: _this.project_id,
q: _q
},
function(data) {
if (data && data.items && data.items.length) {
for (var i=0, l=data.items.length; i<l; i++) {
var node = data.items[i];
if (i == 0) {
_pjs.initNode(node.id, node.name, node.grp, node.uid, node.proj);
var node = _pjs.findNode(node.id, node.proj);
} else {
var node = _pjs.newNode(node.id, node.name, node.grp, node.uid, node.proj);
node.root = true;
node.fix();
}
_fns.countassoc(node.id, node.proj);
if (l > 1) {
node.position(Math.floor(radius*Math.sin(2 * Math.PI * i / l)),Math.floor(radius*Math.cos(2 * Math.PI * i / l)));
}
}
}
}
);
}
function showRelated(nodetexts) {
currentNodesList = nodetexts;
_this.$.find(".Ldt-Kc-Related-List").html("");
_this.$.find(".Ldt-Kc-Keywords").html(nodetexts.replace(/\,/g,", "));
if (typeof relatedCache[nodetexts] === "undefined") {
_this.$.find(".Ldt-Kc-Waiting").show();
if (relatedRequests[nodetexts]) {
return;
}
relatedRequests[nodetexts] = true;
IriSP.jQuery.ajax({
url: _this.related_api_endpoint,
data: {
format: _this.related_data_type,
keywords: nodetexts
},
dataType: _this.related_data_type,
success: function(data) {
relatedCache[nodetexts] = IriSP._(data.objects)
.chain()
.filter(function(o) {
return o.iri_id !== _this.media.id;
})
.sortBy(function(o) {
return - o.score;
})
.first(_this.related_count)
.value();
renderRelated();
}
});
} else {
renderRelated();
}
}
function rootNode(id, proj) {
jQuery.getJSON(
_this.kc_api_root + "topic.jsp",
{
id: id,
proj: proj
},
function(response) {
if (response != null && response.items.length > 0){
item = response.items[0];
_pjs.initNode(item.id, item.name, item.grp, item.uid, item.proj);
_fns.countassoc(item.id, item.proj);
}
}
);
}
function bindJavascript() {
_pjs = Processing.getInstanceById(_tmpId);
if (_pjs && typeof _pjs.bindJavascript === "function") {
setTimeout(function() {
_pjs.bindJavascript(_fns);
_pjs.setSize(_canvasWidth,_canvasHeight);
var _edit = false,
_teamMode = true;
_pjs.saveMode("en",false,_teamMode,false,"both",_edit);
rootNode(_this.topic_id, _this.project_id);
_slider.slider({
min: -20,
max: 20,
value: 0,
range: "min",
slide: function(event, ui) {
_pjs.zoom(Math.exp(ui.value / 10));
}
});
}, 1000);
} else {
setTimeout(bindJavascript, 1000);
}
}
var currentSelection = null;
var _fns = {
adjacentnodes: function(id, proj, adj, both) {
jQuery.ajax({
url: _this.kc_api_root + "associations-bd.jsp",
cache: false,
data: {
id: id,
proj: proj,
both: both,
adj: adj
},
success: function(response) {
if (response.items.length > 0){
for(i = 0, end = response.items.length; i < end; i++) {
item = response.items[i];
_pjs.addEdge(item.asc_id, item.id, item.from_proj, item.to_id, item.to_proj,
item.r_name, item.r_from, item.r_to, item.uid, item.proj);
_pjs.setNodeName( item.id, item.from_proj,item.name);
_pjs.setNodeValue(item.id, item.from_proj,item.name, item.grp, item.abst, item.from_uid);
if (item.from_assoc!=null) {
_pjs.setNodeAssoc(item.id, item.from_proj, item.from_assoc);
}
_pjs.setNodeName( item.to_id,item.to_proj, item.to_name);
_pjs.setNodeValue(item.to_id,item.to_proj, item.to_name,item.to_grp,item.to_abst,item.to_uid);
if (item.to_assoc!=null) {
_pjs.setNodeAssoc(item.to_id, item.to_proj, item.to_assoc);
}
}
return response;
} else {
//.debug('No such topic.');
return null;
}
}
});
},
setscale: function(scl){
_slider.slider("value", 10*Math.log(scl));
},
countassoc: function(id, proj) {
jQuery.ajax({
url: _this.kc_api_root + "count-assoc.jsp",
data: {
id: id,
proj: proj
},
success: function(response) {
if (response.items.length > 0){
for(i = 0, end = response.items.length; i < end; i++) {
item = response.items[i];
_pjs.setNodeValue(item.id, item.proj, item.name, item.grp, item.abst);
if (item.assoc!=null) _pjs.setNodeAssoc(item.id, item.proj, item.assoc);
if (item.mass!=null) _pjs.setNodeMass( item.id, item.proj, item.mass);
}
}
}
});
},
username: function() {
var nodes = _pjs.getNodes().values().toArray(),
nodetexts = IriSP._(nodes).chain().pluck("name").sortBy().value().join(",");
showRelated(nodetexts);
},
mousemove: function(selection) {
if (selection !== currentSelection) {
if (selection) {
triggerSearch(selection.name);
}
currentSelection = selection;
}
},
click: function(selection) {
if (selection) {
triggerSearch(selection.name);
showRelated(selection.name);
} else {
triggerSearch();
}
}
};
var uselessfuncts = [
"selectnode", "selectedge", "topicnode","group_shapes",
"allbackup", "allretrieve", "new_topic", "pedia", "set_mode",
"new_relation", "startexpand", "endexpand", "new_select" //, "mouseover" //, "username"
];
IriSP._(uselessfuncts).each(function(funcname) {
_fns[funcname] = function() {
// console.log("Function", funcname, "called with arguments", arguments);
}
});
this.getWidgetAnnotations().forEach(function(annotation) {
annotation.on("click", function() {
var _tags = annotation.getTagTexts();
if (_tags.length) {
searchNodes(_tags);
}
});
});
this.source.getTags().forEach(function(tag) {
tag.on("click", function() {
if (tag.title) {
searchNodes([tag.title]);
}
});
});
var keywmatch = document.location.hash.match(/keyword=([^#?&]+)/);
if (keywmatch) {
this.player.on("widgets-loaded", function() {
triggerSearch(decodeURIComponent(keywmatch[1]));
});
}
bindJavascript();
};