1312: Implement initial vocabulary browsing mechanism

Task-Url: https://pm.winseda.de/issues/1312

js/search/search.js

@@ -80,3 +80,26 @@ Search.prototype.expandSearch = function(expression) {
 	this.queryHandler.expandSearch(expression);
 };
 
+Search.prototype.addFilterTerm = function(filter, type, term) {
+	var filters = JSON.parse($("#selected-filters").val());
+	filters.push({
+		filter: filter,
+		type: type,
+		term: term
+	})
+	$("#selected-filters").val(JSON.stringify(filters));
+	this.queryHandler.doSearchDelayed();
+};
+
+Search.prototype.showMoreFilterTerms = function(index) {
+	var i=0;
+	$("#search-available-filter-" + index).find("li.hide").each(function() {
+		if (i<5) {
+			$(this).removeClass("hide");
+			i++;
+		}
+	});
+	if ($("#search-available-filter-" + index).find("li.hide").length==0) {
+		$("#btn-search-available-filter-more-" + index).addClass("hide");
+	}
+};
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