From 33505105161fe7d6d9f572bfded851291f07c5af Mon Sep 17 00:00:00 2001
From: Jeremy Ruston <jeremy@osmosoft.com>
Date: Wed, 23 Oct 2013 23:11:41 +0100
Subject: [PATCH] Add new modules and moduletypes filter operators

---
 core/modules/filters/modules.js     | 39 +++++++++++++++++++++++++++++
 core/modules/widgets/moduletypes.js | 27 ++++++++++++++++++++
 2 files changed, 66 insertions(+)
 create mode 100644 core/modules/filters/modules.js
 create mode 100644 core/modules/widgets/moduletypes.js

diff --git a/core/modules/filters/modules.js b/core/modules/filters/modules.js
new file mode 100644
index 000000000..bb9485876
--- /dev/null
+++ b/core/modules/filters/modules.js
@@ -0,0 +1,39 @@
+/*\
+title: $:/core/modules/filters/modules.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operator for returning the titles of the modules of a given type in this wiki
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.modules = function(source,operator,options) {
+	var results = [],
+		pushModules = function(type) {
+			$tw.utils.each($tw.modules.types[type],function(moduleInfo,moduleName) {
+				results.push(moduleName);
+			});
+		};
+	// Iterate through the source tiddlers
+	if($tw.utils.isArray(source)) {
+		$tw.utils.each(source,function(title) {
+			pushModules(title);
+		});
+	} else {
+		$tw.utils.each(source,function(element,title) {
+			pushModules(title);
+		});
+	}
+	results.sort();
+	return results;
+};
+
+})();
diff --git a/core/modules/widgets/moduletypes.js b/core/modules/widgets/moduletypes.js
new file mode 100644
index 000000000..67321caea
--- /dev/null
+++ b/core/modules/widgets/moduletypes.js
@@ -0,0 +1,27 @@
+/*\
+title: $:/core/modules/filters/moduletypes.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operator for returning the names of the module types in this wiki
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.moduletypes = function(source,operator,options) {
+	var results = [];
+	$tw.utils.each($tw.modules.types,function(moduleInfo,type) {
+		results.push(type);
+	});
+	results.sort();
+	return results;
+};
+
+})();