1 files changed, 79 insertions, 0 deletions
diff --git a/frontend/js/lca.js b/frontend/js/lca.js
new file mode 100644
index 0000000..39dc96d
--- /dev/null
+++ b/frontend/js/lca.js
@@ -0,0 +1,79 @@
+var lca_last_search;
+var lca_search_timeout;
+var lca_found_last;
+function lcat(id, set) { // Short for 'toggle'
+	tag=document.getElementById(id);
+	for (var i=1; i<tag.childNodes.length; i++) {
+		if (tag.childNodes[i].className && tag.childNodes[i].className.indexOf('lcae') != -1) {
+			if (typeof(set) == 'undefined') {
+				set=tag.childNodes[i].style.display=="none"?"":"none";
+			}
+			tag.childNodes[i].style.display=set;
+		}
+	}
+}
+function lca_expand(id) {
+	lcat(id, "");
+}
+function lca_collapse(id) {
+	lcat(id, "none");
+}
+function lca_search(q, el, depth, maxdepth, t) {
+	if (!t) {
+		clearTimeout(lca_search_timeout);
+		lca_search_timeout=setTimeout(function () {lca_found_last=lca_search(q, el, depth, maxdepth, true)}, 300);
+		return;
+	}
+	if (depth == 0) {
+		if (q == lca_last_search) return lca_found_last;
+		if (lca_found_last == 0 && q.indexOf(lca_last_search) != -1) {
+			debug('lca', 'Already had no results, not searching "'+q+'"');
+			return 0;
+		}
+		lca_last_search=q;
+		debug('lca', 'Searching "'+q+'"');
+	}
+	var found=0;
+	for (var i=0; i<el.childNodes.length; i++) {
+		if (el.childNodes[i].nodeName == "LABEL" || (el.childNodes[i].className && el.childNodes[i].className.indexOf('lcal') != -1)) {
+			found+=(el.childNodes[i].innerHTML.toLowerCase().indexOf(q.toLowerCase()) == -1?0:1);
+			break;
+		}
+	}
+	if (depth < maxdepth) {
+		for (var i=0; i<el.childNodes.length; i++) {
+			if (!(el.childNodes[i].className && el.childNodes[i].className.indexOf('lcae') != -1)) continue;
+			var lfound=lca_search(q, el.childNodes[i], depth+1, maxdepth, true);
+			found+=lfound;
+			el.childNodes[i].style.display=(q.length == 0 || lfound > 0?"":"none");
+		}
+		if (q.length == 0 && el.className.indexOf('lcac') != -1) {
+			lca_collapse(el.id);
+		}
+	}
+	if (depth == 0) {
+		el.childNodes[el.childNodes.length-1].style.display=found?"none":"";
+	}
+	return found;
+}
+function lca_show_checked(el, depth, maxdepth) {
+	if (depth == 0) {
+		lca_last_search=undefined;
+	}
+	var found=0;
+	for (var i=0; i<el.childNodes.length; i++) {
+		if (el.childNodes[i].nodeName == "INPUT" && el.childNodes[i].type == "checkbox" && el.childNodes[i].checked) {
+			found++;
+		}
+		if (depth < maxdepth) {
+			if (!(el.childNodes[i].className && el.childNodes[i].className.indexOf('lcae') != -1)) continue;
+			var lfound=lca_show_checked(el.childNodes[i], depth+1, maxdepth);
+			found+=lfound;
+			el.childNodes[i].style.display=(lfound > 0?"":"none");
+		}
+	}
+	if (depth == 0) {
+		el.childNodes[el.childNodes.length-1].style.display=found?"none":"";
+	}
+	return found;
+}