Differential D19153 Diff 45884 webroot/rsrc/js/application/harbormaster/behavior-harbormaster-log.js

Changeset View

Standalone View

webroot/rsrc/js/application/harbormaster/behavior-harbormaster-log.js

	/**			/**
	* @provides javelin-behavior-harbormaster-log			* @provides javelin-behavior-harbormaster-log
	* @requires javelin-behavior			* @requires javelin-behavior
	*/			*/

	JX.behavior('harbormaster-log', function(config) {			JX.behavior('harbormaster-log', function(config) {
	var contentNode = JX.$(config.contentNodeID);			var contentNode = JX.$(config.contentNodeID);
				var following = false;

	JX.DOM.listen(contentNode, 'click', 'harbormaster-log-expand', function(e) {			JX.DOM.listen(contentNode, 'click', 'harbormaster-log-expand', function(e) {
	if (!e.isNormalClick()) {			if (!e.isNormalClick()) {
	return;			return;
	}			}

	e.kill();			e.kill();

	var row = e.getNode('tag:tr');			expand(e.getTarget());
				});

				function expand(node) {
				var row = JX.DOM.findAbove(node, 'tr');
	row = JX.DOM.findAbove(row, 'tr');			row = JX.DOM.findAbove(row, 'tr');

	var data = e.getNodeData('harbormaster-log-expand');			var data = JX.Stratcom.getData(node);

	var uri = new JX.URI(config.renderURI)			var uri = new JX.URI(config.renderURI)
	.addQueryParams(data);			.addQueryParams(data);

				if (data.live) {
				following = true;
				}

	var request = new JX.Request(uri, function(r) {			var request = new JX.Request(uri, function(r) {
	var result = JX.$H(r.markup).getNode();			var result = JX.$H(r.markup).getNode();
	var rows = [].slice.apply(result.firstChild.childNodes);			var rows = [].slice.apply(result.firstChild.childNodes);

				// If we're following the bottom of the log, the result always includes
				// the last line from the previous render. Throw it away, then add the
				// new data.
				if (data.live && row.previousSibling) {
				JX.DOM.remove(row.previousSibling);
				}

	JX.DOM.replace(row, rows);			JX.DOM.replace(row, rows);

				if (data.live) {
				// If this was a live follow, scroll the new data into view. This is
				// probably intensely annoying in practice but seems cool for now.
				var last_row = rows[rows.length - 1];
				var tail_pos = JX.$V(last_row).y + JX.Vector.getDim(last_row).y;
				var view_y = JX.Vector.getViewport().y;
				JX.DOM.scrollToPosition(null, (tail_pos - view_y) + 32);

				setTimeout(follow, 500);
				}
	});			});

	request.send();			request.send();
	});			}

				function follow() {
				if (!following) {
				return;
				}

				var live;
				try {
				live = JX.DOM.find(contentNode, 'a', 'harbormaster-log-live');
				} catch (e) {
				return;
				}

				expand(live);
				}

	function onresponse(r) {			function onresponse(r) {
	JX.DOM.alterClass(contentNode, 'harbormaster-log-view-loading', false);			JX.DOM.alterClass(contentNode, 'harbormaster-log-view-loading', false);

	JX.DOM.setContent(contentNode, JX.$H(r.markup));			JX.DOM.setContent(contentNode, JX.$H(r.markup));
	}			}

	var uri = new JX.URI(config.renderURI);			var uri = new JX.URI(config.renderURI);

	new JX.Request(uri, onresponse)			new JX.Request(uri, onresponse)
	.send();			.send();

	});			});