Merge pull request #52 from rightsstatements/sort-collection-members

Sort collection members

public/handlebars/statement.hbs

@@ -29,20 +29,20 @@
                 <div class="statement-textcolumn">
                     <h1>{{ data.prefLabel.[@value] }}</h1>
                     <p>{{ data.definition.[@value] }}</p>
-                    <h2>{{i18n "notices" locale=language}}</h2>
-                    <ul>
-                        {{#data.note}}
-                            <li><span>{{ [@value] }}</span></li>
-                        {{/data.note}}
-                    </ul>
-                    <p class="disclaimer">{{{i18n "Disclaimer" locale=language}}}</p>
                     {{#parameters.date}}
                         <p>{{i18n data.identifier . locale=language}}</p>
                     {{/parameters.date}}
 
                     {{#parameters.relatedURL}}
                         <p>{{{i18n data.identifier . locale=language}}}</p>
                     {{/parameters.relatedURL}}
+                    <h2>{{i18n "notices" locale=language}}</h2>
+                    <ul>
+                        {{#sort data.note direction="asc"}}
+                            <li><span>{{ [@value] }}</span></li>
+                        {{/sort}}
+                    </ul>
+                    <p class="disclaimer">{{{i18n "Disclaimer" locale=language}}}</p>
                 </div>
             </div>
         </div>

public/js/helpers.js

@@ -6,12 +6,78 @@ Handlebars.registerHelper('a', function (href, options) {
   return new Handlebars.SafeString("<a href=\"" + href + "\">" + href + "</a>");
 });
 
-Handlebars.registerHelper('id', function(id, graph, options) {
+Handlebars.registerHelper('resource', function(id, graph, options) {
 
   for (var i = 0; i < graph.length; i++) {
-    if (graph[i]['@id'].trim() == id.trim()) {
+    if (graph[i]['@id'] == id) {
       return options.fn(graph[i]);
     }
   }
 
 });
+
+Handlebars.registerHelper('property', function(property, graph, options) {
+
+  var sort = options.hash['sort'].split(" ");
+  var on_property = sort[0];
+  var order = sort[1];
+
+  var graphs = [];
+
+  for (var i = 0; i < property.length; i++) {
+    for (var j = 0; j < graph.length; j++) {
+      if (graph[j]['@id'] == property[i]) {
+        graphs.push(graph[j]);
+      }
+    }
+  }
+
+  var ret = "";
+
+  graphs.sort(order == "asc" ? sort_property_asc(on_property) : sort_property_desc(on_property));
+
+  for (var k = 0; k < graphs.length; k++) {
+    ret = ret + options.fn(graphs[k]);
+  }
+
+  return ret;
+
+});
+
+Handlebars.registerHelper('sort', function(values, options) {
+  // weird Rhino behavior, explicitly create array
+  var vals = [];
+  for (var i = 0; i < values.length; i++) {
+    vals.push(values[i]);
+  }
+  vals.sort(options.hash['direction'] == "asc" ? sort_asc : sort_desc);
+  var ret = "";
+  for (var i = 0; i < vals.length; i++) {
+    ret = ret + options.fn(vals[i]);
+  }
+  return ret;
+});
+
+function sort_property_asc(on_property) {
+  return function(a, b) {
+    return a[on_property]['@value'] == b[on_property]['@value']
+        ? 0 : +(a[on_property]['@value'] > b[on_property]['@value']) || -1;
+  }
+}
+
+function sort_property_desc(on_property) {
+  return function(a, b) {
+    return a[on_property]['@value'] == b[on_property]['@value']
+        ? 0 : +(a[on_property]['@value'] < b[on_property]['@value']) || -1;
+  }
+}
+
+function sort_asc(a, b) {
+  return a['@value'] == b['@value']
+      ? 0 : +(a['@value'] > b['@value']) || -1;
+}
+
+function sort_desc(a, b) {
+  return a['@value'] == b['@value']
+      ? 0 : +(a['@value'] < b['@value']) || -1;
+}