- // start spinners
-
- // in case the spin stuff was not loaded, let's make sure we proceed to the exit
- try {
- if (manifold.asynchroneous_debug)
- messages.debug("Turning on spin with " + jQuery(".need-spin").length + " matches for .need-spin");
- jQuery('.need-spin').spin(spin_presets);
- } catch (err) { messages.debug("Cannot turn on spins " + err); }
-
- // We use js function closure to be able to pass the query (array) to the
- // callback function used when data is received
- var success_closure = function(query, publish_uuid, domid) {
- return function(data, textStatus) {manifold.asynchroneous_success(data, query, publish_uuid, domid);}};
-
- // Loop through input array, and use publish_uuid to publish back results
- jQuery.each(query_publish_dom_tuples, function(index, tuple) {
- var query=manifold.find_query(tuple.query_uuid);
- var query_json=JSON.stringify (query);
- var publish_uuid=tuple.publish_uuid;
- // by default we publish using the same uuid of course
- if (publish_uuid==undefined) publish_uuid=query.query_uuid;
- if (manifold.asynchroneous_debug) {
- messages.debug("sending POST on " + manifold.proxy_url + " to be published on " + publish_uuid);
- messages.debug("... ctd... with actual query= " + query.__repr());
- }
- // not quite sure what happens if we send a string directly, as POST data is named..
- // this gets reconstructed on the proxy side with ManifoldQuery.fill_from_POST
- jQuery.post(manifold.proxy_url, {'json':query_json} , success_closure(query, publish_uuid, tuple.domid));
- })
- },
+ // start spinners
+
+ // in case the spin stuff was not loaded, let's make sure we proceed to the exit
+ //try {
+ // if (manifold.asynchroneous_debug)
+ // messages.debug("Turning on spin with " + jQuery(".need-spin").length + " matches for .need-spin");
+ // jQuery('.need-spin').spin(manifold.spin_presets);
+ //} catch (err) { messages.debug("Cannot turn on spins " + err); }
+
+ // Loop through input array, and use publish_uuid to publish back results
+ jQuery.each(query_publish_dom_tuples, function(index, tuple) {
+ var query=manifold.find_query(tuple.query_uuid);
+ var query_json=JSON.stringify (query);
+ var publish_uuid=tuple.publish_uuid;
+ // by default we publish using the same uuid of course
+ if (publish_uuid==undefined) publish_uuid=query.query_uuid;
+ if (manifold.asynchroneous_debug) {
+ messages.debug("sending POST on " + manifold.proxy_url + " to be published on " + publish_uuid);
+ messages.debug("... ctd... with actual query= " + query.__repr());
+ }
+
+ query.iter_subqueries(function (sq) {
+ manifold.raise_record_event(sq.query_uuid, IN_PROGRESS);
+ });
+
+ // not quite sure what happens if we send a string directly, as POST data is named..
+ // this gets reconstructed on the proxy side with ManifoldQuery.fill_from_POST
+ jQuery.post(manifold.proxy_url, {'json':query_json} , manifold.success_closure(query, publish_uuid, tuple.callback /*domid*/));
+ })
+ },
+
+ /**
+ * \brief Forward a query to the manifold backend
+ * \param query (dict) the query to be executed asynchronously
+ * \param callback (function) the function to be called when the query terminates
+ * Deprecated:
+ * \param domid (string) the domid to be notified about the results (null for using the pub/sub system
+ */
+ forward: function(query, callback /*domid*/) {
+ var query_json = JSON.stringify(query);
+ $.post(manifold.proxy_url, {'json': query_json} , manifold.success_closure(query, query.query_uuid, callback/*domid*/));
+ },
+
+ /*!
+ * Returns whether a query expects a unique results.
+ * This is the case when the filters contain a key of the object
+ * \fn query_expects_unique_result(query)
+ * \memberof Manifold
+ * \param ManifoldQuery query Query for which we are testing whether it expects a unique result
+ */
+ query_expects_unique_result: function(query) {
+ /* XXX we need functions to query metadata */
+ //var keys = MANIFOLD_METADATA[query.object]['keys']; /* array of array of field names */
+ /* TODO requires keys in metadata */
+ return true;
+ },
+
+ /*!
+ * Publish result
+ * \fn publish_result(query, results)
+ * \memberof Manifold
+ * \param ManifoldQuery query Query which has received results
+ * \param array results results corresponding to query
+ */
+ publish_result: function(query, result) {
+ if (typeof result === 'undefined')
+ result = [];
+
+ // NEW PLUGIN API
+ manifold.raise_record_event(query.query_uuid, CLEAR_RECORDS);
+ $.each(result, function(i, record) {
+ manifold.raise_record_event(query.query_uuid, NEW_RECORD, record);
+ });
+ manifold.raise_record_event(query.query_uuid, DONE);
+
+ // OLD PLUGIN API BELOW
+ /* Publish an update announce */
+ var channel="/results/" + query.query_uuid + "/changed";
+ if (manifold.asynchroneous_debug)
+ messages.debug("publishing result on " + channel);
+ jQuery.publish(channel, [result, query]);
+ },
+
+ /*!
+ * Recursively publish result
+ * \fn publish_result_rec(query, result)
+ * \memberof Manifold
+ * \param ManifoldQuery query Query which has received result
+ * \param array result result corresponding to query
+ */
+ publish_result_rec: function(query, result) {
+ /* If the result is not unique, only publish the top query;
+ * otherwise, publish the main object as well as subqueries
+ * XXX how much recursive are we ?
+ */
+ if (manifold.query_expects_unique_result(query)) {
+ /* Also publish subqueries */
+ jQuery.each(query.subqueries, function(object, subquery) {
+ manifold.publish_result_rec(subquery, result[0][object]);
+ /* TODO remove object from result */
+ });
+ }
+ manifold.publish_result(query, result);
+ },