Move documentation

documentation/frontend/js/search/search-engine.js

@@ -0,0 +1,43 @@
+(function(compodoc) {
+    var engine      = null;
+    var initialized = false;
+
+    function setEngine(Engine) {
+        initialized = false;
+        engine      = new Engine();
+
+        init();
+    }
+
+    function init() {
+        if (!engine) throw new Error('No engine set for research. Set an engine using compodoc.search.setEngine(Engine).');
+
+        return engine.init()
+        .then(function() {
+            initialized = true;
+            compodoc.dispatchEvent({
+                type: compodoc.EVENTS.SEARCH_READY
+            });
+        });
+    }
+
+    function query(q, offset, length) {
+        if (!initialized) throw new Error('Search has not been initialized');
+        return engine.search(q, offset, length);
+    }
+
+    function getEngine() {
+        return engine? engine.name : null;
+    }
+
+    function isInitialized() {
+        return initialized;
+    }
+
+    compodoc.search = {
+        setEngine:     setEngine,
+        getEngine:     getEngine,
+        query:         query,
+        isInitialized: isInitialized
+    };
+})(compodoc);