Merge branch 'master' into intrinsic-sub-plugins

The French translation is just for demo purposes. It would be helpful to replace it with some real translations.

bin/build-site.sh

@@ -105,6 +105,7 @@ node $TW5_BUILD_TIDDLYWIKI \
 fi
 
 # /index.html			Main site
+# /external-(version).html External core version of main site
 # /favicon.ico			Favicon for main site
 # /static.html			Static rendering of default tiddlers
 # /alltiddlers.html		Static rendering of all tiddlers
@@ -117,7 +118,7 @@ node $TW5_BUILD_TIDDLYWIKI \
 	--version \
 	--load $TW5_BUILD_OUTPUT/build.tid \
 	--output $TW5_BUILD_OUTPUT \
-	--build favicon static index \
+	--build favicon static index external-js \
 	|| exit 1
 
 # /empty.html					Empty

boot/boot.js

@@ -1068,6 +1068,10 @@ $tw.Tiddler.prototype.hasField = function(field) {
 	return $tw.utils.hop(this.fields,field);
 };
 
+$tw.Tiddler.prototype.isPlugin = function() {
+	return this.fields.type === "application/json" && this.hasField("plugin-type") && !this.hasField("draft.of");
+};
+
 /*
 Compare two tiddlers for equality
 tiddler: the tiddler to compare
@@ -1162,21 +1166,21 @@ enableIndexers - Array of indexer names to enable, or null to use all available
 $tw.Wiki = function(options) {
 	options = options || {};
 	var self = this,
-		tiddlers = Object.create(null), // Hashmap of tiddlers
-		tiddlerTitles = null, // Array of tiddler titles
+		tiddlerStore = Object.create(null), // Hashmap of tiddlers
+		tiddlerTitles = null, // Array of tiddler titles, calculated and cached when needed
 		getTiddlerTitles = function() {
 			if(!tiddlerTitles) {
-				tiddlerTitles = Object.keys(tiddlers).sort(function(a,b) {return a.localeCompare(b);});
+				tiddlerTitles = Object.keys(tiddlerStore).sort(function(a,b) {return a.localeCompare(b);});
 			}
 			return tiddlerTitles;
 		},
-		pluginTiddlers = [], // Array of tiddlers containing registered plugins, ordered by priority
-		pluginInfo = Object.create(null), // Hashmap of parsed plugin content
-		shadowTiddlers = Object.create(null), // Hashmap by title of {source:, tiddler:}
-		shadowTiddlerTitles = null,
+		pluginTiddlersInfo = [], // Array of tiddler fields for all plugins and sub-plugins, ordered by priority
+		pluginContents = Object.create(null), // Hashmap by title of {contents:<parsed plugin contents>,fields:<fields>,subPluginTitles:<list>}
+		shadowTiddlerInfo = Object.create(null), // Hashmap by title of {source:, tiddler:}
+		shadowTiddlerTitles = null, // Array of tiddler titles, calculated and cached when needed
 		getShadowTiddlerTitles = function() {
 			if(!shadowTiddlerTitles) {
-				shadowTiddlerTitles = Object.keys(shadowTiddlers).sort(function(a,b) {return a.localeCompare(b);});
+				shadowTiddlerTitles = Object.keys(shadowTiddlerInfo).sort(function(a,b) {return a.localeCompare(b);});
 			}
 			return shadowTiddlerTitles;
 		},
@@ -1218,7 +1222,7 @@ $tw.Wiki = function(options) {
 					}
 				}
 				// Save the new tiddler
-				tiddlers[title] = tiddler;
+				tiddlerStore[title] = tiddler;
 				// Check we've got the title
 				tiddlerTitles = $tw.utils.insertSortedArray(tiddlerTitles || [],title);
 				// Record the new tiddler state
@@ -1243,7 +1247,7 @@ $tw.Wiki = function(options) {
 	this.deleteTiddler = function(title) {
 // Uncomment the following line for detailed logs of all tiddler deletions
 // console.log("Deleting",title)
-		if($tw.utils.hop(tiddlers,title)) {
+		if($tw.utils.hop(tiddlerStore,title)) {
 			// Record the old tiddler state
 			var updateDescriptor = {
 				old: {
@@ -1253,7 +1257,7 @@ $tw.Wiki = function(options) {
 				}
 			}
 			// Delete the tiddler
-			delete tiddlers[title];
+			delete tiddlerStore[title];
 			// Delete it from the list of titles
 			if(tiddlerTitles) {
 				var index = tiddlerTitles.indexOf(title);
@@ -1281,11 +1285,11 @@ $tw.Wiki = function(options) {
 	// Get a tiddler from the store
 	this.getTiddler = function(title) {
 		if(title) {
-			var t = tiddlers[title];
+			var t = tiddlerStore[title];
 			if(t !== undefined) {
 				return t;
 			} else {
-				var s = shadowTiddlers[title];
+				var s = shadowTiddlerInfo[title];
 				if(s !== undefined) {
 					return s.tiddler;
 				}
@@ -1305,7 +1309,7 @@ $tw.Wiki = function(options) {
 			index,titlesLength,title;
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			callback(tiddlers[title],title);
+			callback(tiddlerStore[title],title);
 		}
 	};
 
@@ -1320,10 +1324,10 @@ $tw.Wiki = function(options) {
 			index,titlesLength,title;
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			if(tiddlers[title]) {
-				callback(tiddlers[title],title);
+			if(tiddlerStore[title]) {
+				callback(tiddlerStore[title],title);
 			} else {
-				var shadowInfo = shadowTiddlers[title];
+				var shadowInfo = shadowTiddlerInfo[title];
 				callback(shadowInfo.tiddler,title);
 			}
 		}
@@ -1335,13 +1339,13 @@ $tw.Wiki = function(options) {
 			titles = getTiddlerTitles();
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			callback(tiddlers[title],title);
+			callback(tiddlerStore[title],title);
 		}
 		titles = getShadowTiddlerTitles();
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			if(!tiddlers[title]) {
-				var shadowInfo = shadowTiddlers[title];
+			if(!tiddlerStore[title]) {
+				var shadowInfo = shadowTiddlerInfo[title];
 				callback(shadowInfo.tiddler,title);
 			}
 		}
@@ -1353,35 +1357,35 @@ $tw.Wiki = function(options) {
 			titles = getShadowTiddlerTitles();
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			if(tiddlers[title]) {
-				callback(tiddlers[title],title);
+			if(tiddlerStore[title]) {
+				callback(tiddlerStore[title],title);
 			} else {
-				var shadowInfo = shadowTiddlers[title];
+				var shadowInfo = shadowTiddlerInfo[title];
 				callback(shadowInfo.tiddler,title);
 			}
 		}
 		titles = getTiddlerTitles();
 		for(index = 0, titlesLength = titles.length; index < titlesLength; index++) {
 			title = titles[index];
-			if(!shadowTiddlers[title]) {
-				callback(tiddlers[title],title);
+			if(!shadowTiddlerInfo[title]) {
+				callback(tiddlerStore[title],title);
 			}
 		}
 	};
 
 	// Test for the existence of a tiddler (excludes shadow tiddlers)
 	this.tiddlerExists = function(title) {
-		return !!$tw.utils.hop(tiddlers,title);
+		return !!$tw.utils.hop(tiddlerStore,title);
 	};
 
 	// Determines if a tiddler is a shadow tiddler, regardless of whether it has been overridden by a real tiddler
 	this.isShadowTiddler = function(title) {
-		return $tw.utils.hop(shadowTiddlers,title);
+		return $tw.utils.hop(shadowTiddlerInfo,title);
 	};
 
 	this.getShadowSource = function(title) {
-		if($tw.utils.hop(shadowTiddlers,title)) {
-			return shadowTiddlers[title].source;
+		if($tw.utils.hop(shadowTiddlerInfo,title)) {
+			return shadowTiddlerInfo[title].source;
 		}
 		return null;
 	};
@@ -1389,8 +1393,8 @@ $tw.Wiki = function(options) {
 	// Get an array of all the currently recognised plugin types
 	this.getPluginTypes = function() {
 		var types = [];
-		$tw.utils.each(pluginTiddlers,function(pluginTiddler) {
-			var pluginType = pluginTiddler.fields["plugin-type"];
+		$tw.utils.each(pluginTiddlersInfo,function(pluginTiddlerFields) {
+			var pluginType = pluginTiddlerFields["plugin-type"];
 			if(pluginType && types.indexOf(pluginType) === -1) {
 				types.push(pluginType);
 			}
@@ -1398,22 +1402,45 @@ $tw.Wiki = function(options) {
 		return types;
 	};
 
-	// Read plugin info for all plugins, or just an array of titles. Returns the number of plugins updated or deleted
+	// Read plugin contents for all plugins, or just an array of titles. Returns the list of updated plugin titles, the list of deleted plugin titles and
+	// a hashmap of the deleted plugin contents. Clears the pluginContents cache for any plugins that have been deleted
 	this.readPluginInfo = function(titles) {
-		var results = {
+		var self = this,
+			results = {
 			modifiedPlugins: [],
-			deletedPlugins: []
+			deletedPlugins: [],
+			deletedPluginContents: {}
 		};
 		$tw.utils.each(titles || getTiddlerTitles(),function(title) {
-			var tiddler = tiddlers[title];
+			var tiddler = self.getTiddler(title);
+			if(!tiddler) {
+				for(var t=0; t<pluginContents.length; t++) {
+					if(pluginContents[t].subPluginTitles.indexOf(title) !== -1) {
+						tiddler = new $tw.Tiddler(pluginContents[t].fields);
+						break;
+					}
+				}
+			}
 			if(tiddler) {
-				if(tiddler.fields.type === "application/json" && tiddler.hasField("plugin-type") && tiddler.fields.text) {
-					pluginInfo[tiddler.fields.title] = $tw.utils.parseJSONSafe(tiddler.fields.text);
-					results.modifiedPlugins.push(tiddler.fields.title);
+				if(tiddler.isPlugin() && tiddler.fields.text) {
+					var contents = $tw.utils.parseJSONSafe(tiddler.fields.text).tiddlers;
+					var subPluginTitles = [];
+					// Read any sub-plugins
+					$tw.utils.each(contents,function(subPluginFields,subPluginTitle) {
+						if(subPluginFields["plugin-type"] && subPluginFields["type"] === "application/json") {
+							var contents = $tw.utils.parseJSONSafe(subPluginFields.text).tiddlers
+							pluginContents[subPluginTitle] = {contents: contents,fields: subPluginFields};
+							results.modifiedPlugins.push(subPluginTitle);
+							subPluginTitles.push(subPluginTitle)
+						}
+					});
+					pluginContents[title] = {contents: contents,fields: tiddler.fields,subPluginTitles: subPluginTitles};
+					results.modifiedPlugins.push(title);
 				}
 			} else {
-				if(pluginInfo[title]) {
-					delete pluginInfo[title];
+				if(pluginContents[title]) {
+					results.deletedPluginContents[title] = {tiddlers: pluginContents[title].contents};
+					delete pluginContents[title];
 					results.deletedPlugins.push(title);
 				}
 			}
@@ -1421,34 +1448,42 @@ $tw.Wiki = function(options) {
 		return results;
 	};
 
+	this.isSubPlugin = function(title) {
+		for(var t=0; t<pluginContents.length; t++) {
+			if(pluginContents[t].subPluginTitles.indexOf(title) !== -1) {
+				return true;
+			}
+		}
+		return false;
+	};
+
 	// Get plugin info for a plugin
 	this.getPluginInfo = function(title) {
-		return pluginInfo[title];
+		var pluginContent = pluginContents[title];
+		if(pluginContent) {
+			return {tiddlers: pluginContent.contents, subPluginTitles: pluginContent.subPluginTitles, fields: pluginContent.fields};
+		} else {
+			return null;
+		}
 	};
 
 	// Register the plugin tiddlers of a particular type, or null/undefined for any type, optionally restricting registration to an array of tiddler titles. Return the array of titles affected
 	this.registerPluginTiddlers = function(pluginType,titles) {
 		var self = this,
-			registeredTitles = [],
-			checkTiddler = function(tiddler,title) {
-				if(tiddler && tiddler.fields.type === "application/json" && tiddler.fields["plugin-type"] && (!pluginType || tiddler.fields["plugin-type"] === pluginType)) {
-					var disablingTiddler = self.getTiddler("$:/config/Plugins/Disabled/" + title);
-					if(title === "$:/core" || !disablingTiddler || (disablingTiddler.fields.text || "").trim() !== "yes") {
-						self.unregisterPluginTiddlers(null,[title]); // Unregister the plugin if it's already registered
-						pluginTiddlers.push(tiddler);
-						registeredTitles.push(tiddler.fields.title);
+			registeredTitles = [];
+		$tw.utils.each(pluginContents,function(pluginContent,pluginTitle) {
+			var pluginFields = pluginContent.fields;
+			if(!titles || titles.indexOf(pluginTitle) !== -1) {
+				if(!pluginType || pluginFields["plugin-type"] === pluginType) {
+					var disablingTiddler = self.getTiddler("$:/config/Plugins/Disabled/" + pluginTitle);
+					if(pluginTitle === "$:/core" || !disablingTiddler || (disablingTiddler.fields.text || "").trim() !== "yes") {
+						self.unregisterPluginTiddlers(null,[pluginTitle]); // Unregister the plugin if it's already registered
+						pluginTiddlersInfo.push(pluginFields);
+						registeredTitles.push(pluginTitle);
 					}
 				}
-			};
-		if(titles) {
-			$tw.utils.each(titles,function(title) {
-				checkTiddler(self.getTiddler(title),title);
-			});
-		} else {
-			this.each(function(tiddler,title) {
-				checkTiddler(tiddler,title);
-			});
-		}
+			}
+		});
 		return registeredTitles;
 	};
 
@@ -1457,11 +1492,11 @@ $tw.Wiki = function(options) {
 		var self = this,
 			unregisteredTitles = [];
 		// Remove any previous registered plugins of this type
-		for(var t=pluginTiddlers.length-1; t>=0; t--) {
-			var tiddler = pluginTiddlers[t];
-			if(tiddler.fields["plugin-type"] && (!pluginType || tiddler.fields["plugin-type"] === pluginType) && (!titles || titles.indexOf(tiddler.fields.title) !== -1)) {
-				unregisteredTitles.push(tiddler.fields.title);
-				pluginTiddlers.splice(t,1);
+		for(var t=pluginTiddlersInfo.length-1; t>=0; t--) {
+			var pluginFields = pluginTiddlersInfo[t];
+			if(pluginFields["plugin-type"] && (!pluginType || pluginFields["plugin-type"] === pluginType) && (!titles || titles.indexOf(pluginFields.title) !== -1)) {
+				unregisteredTitles.push(pluginFields.title);
+				pluginTiddlersInfo.splice(t,1);
 			}
 		}
 		return unregisteredTitles;
@@ -1471,36 +1506,33 @@ $tw.Wiki = function(options) {
 	this.unpackPluginTiddlers = function() {
 		var self = this;
 		// Sort the plugin titles by the `plugin-priority` field, if this field is missing, default to 1
-		pluginTiddlers.sort(function(a, b) {
-			var priorityA = "plugin-priority" in a.fields ? a.fields["plugin-priority"] : 1;
-			var priorityB = "plugin-priority" in b.fields ? b.fields["plugin-priority"] : 1;
+		pluginTiddlersInfo.sort(function(a, b) {
+			var priorityA = "plugin-priority" in a ? a["plugin-priority"] : 1,
+				priorityB = "plugin-priority" in b ? b["plugin-priority"] : 1;
 			if (priorityA !== priorityB) {
 				return priorityA - priorityB;
-			} else if (a.fields.title < b.fields.title) {
+			} else if (a.title < b.title) {
 				return -1;
-			} else if (a.fields.title === b.fields.title) {
+			} else if (a.title === b.title) {
 				return 0;
 			} else {
 				return +1;
 			}
 		});
 		// Now go through the plugins in ascending order and assign the shadows
-		shadowTiddlers = Object.create(null);
-		$tw.utils.each(pluginTiddlers,function(tiddler) {
+		shadowTiddlerInfo = Object.create(null);
+		$tw.utils.each(pluginTiddlersInfo,function(tiddlerFields) {
+			var contents = pluginContents[tiddlerFields.title].contents;
 			// Extract the constituent tiddlers
-			if($tw.utils.hop(pluginInfo,tiddler.fields.title)) {
-				$tw.utils.each(pluginInfo[tiddler.fields.title].tiddlers,function(constituentTiddler,constituentTitle) {
-					// Save the tiddler object
-					if(constituentTitle) {
-						shadowTiddlers[constituentTitle] = {
-							source: tiddler.fields.title,
-							tiddler: new $tw.Tiddler(constituentTiddler,{title: constituentTitle})
-						};
-					}
-				});
-			}
+			$tw.utils.each(contents,function(constituentTiddler,constituentTitle) {
+				// Save the tiddler object
+				shadowTiddlerInfo[constituentTitle] = {
+					source: tiddlerFields.title,
+					tiddler: new $tw.Tiddler(constituentTiddler,{title: constituentTitle})
+				};
+			});
 		});
-		shadowTiddlerTitles = null;
+		shadowTiddlerTitles = null; // Force regeneration of the shadow tiddler titles list
 		this.clearCache(null);
 		this.clearGlobalCache();
 		$tw.utils.each(indexers,function(indexer) {
@@ -1944,7 +1976,7 @@ $tw.boot.excludeRegExp = /^\.DS_Store$|^.*\.meta$|^\..*\.swp$|^\._.*$|^\.git$|^\
 /*
 Load all the tiddlers recursively from a directory, including honouring `tiddlywiki.files` files for drawing in external files. Returns an array of {filepath:,type:,tiddlers: [{..fields...}],hasMetaFile:}. Note that no file information is returned for externally loaded tiddlers, just the `tiddlers` property.
 */
-$tw.loadTiddlersFromPath = function(filepath,excludeRegExp) {
+$tw.loadTiddlersFromPath = function(filepath,excludeRegExp,excludePluginInfo) {
 	excludeRegExp = excludeRegExp || $tw.boot.excludeRegExp;
 	var tiddlers = [];
 	if(fs.existsSync(filepath)) {
@@ -1954,11 +1986,17 @@ $tw.loadTiddlersFromPath = function(filepath,excludeRegExp) {
 			// Look for a tiddlywiki.files file
 			if(files.indexOf("tiddlywiki.files") !== -1) {
 				Array.prototype.push.apply(tiddlers,$tw.loadTiddlersFromSpecification(filepath,excludeRegExp));
+			} else if(files.indexOf("plugin.info") !== -1 && !excludePluginInfo) {
+				// Load sub-plugin
+				var tiddler = $tw.loadPluginFolder(filepath);
+				if(tiddler) {
+					tiddlers.push({tiddlers: [tiddler]});
+				}
 			} else {
 				// If not, read all the files in the directory
 				$tw.utils.each(files,function(file) {
 					if(!excludeRegExp.test(file) && file !== "plugin.info") {
-						tiddlers.push.apply(tiddlers,$tw.loadTiddlersFromPath(filepath + path.sep + file,excludeRegExp));
+						tiddlers.push.apply(tiddlers,$tw.loadTiddlersFromPath(path.join(filepath,file),excludeRegExp));
 					}
 				});
 			}
@@ -2105,54 +2143,69 @@ Load the tiddlers from a plugin folder, and package them up into a proper JSON p
 */
 $tw.loadPluginFolder = function(filepath,excludeRegExp) {
 	excludeRegExp = excludeRegExp || $tw.boot.excludeRegExp;
-	var infoPath = filepath + path.sep + "plugin.info";
-	if(fs.existsSync(filepath) && fs.statSync(filepath).isDirectory()) {
-		// Read the plugin information
-		if(!fs.existsSync(infoPath) || !fs.statSync(infoPath).isFile()) {
-			console.log("Warning: missing plugin.info file in " + filepath);
+	function readPluginFields(filepath) {
+		if(!(fs.existsSync(filepath) && fs.statSync(filepath).isDirectory())) {
 			return null;
 		}
-		var pluginInfo = $tw.utils.parseJSONSafe(fs.readFileSync(infoPath,"utf8"),function() {return null;});
-		if(!pluginInfo) {
-			console.log("warning: invalid JSON in plugin.info file at " + infoPath);
-			pluginInfo = {};
+		var infoPath = path.join(filepath,"plugin.info");
+		// Read the plugin information file
+		if(!fs.existsSync(infoPath) || !fs.statSync(infoPath).isFile()) {
+			return null;
 		}
-		// Read the plugin files
-		var pluginFiles = $tw.loadTiddlersFromPath(filepath,excludeRegExp);
-		// Save the plugin tiddlers into the plugin info
-		pluginInfo.tiddlers = pluginInfo.tiddlers || Object.create(null);
+		var pluginFields = $tw.utils.parseJSONSafe(fs.readFileSync(infoPath,"utf8"),{});
+		if(!(pluginFields.title && pluginFields.name)) {
+			return null;
+		}
+		// Give the plugin the same version number as the core if it doesn't have one
+		if(!("version" in pluginFields)) {
+			pluginFields.version = $tw.packageInfo.version;
+		}
+		// Use "plugin" as the plugin-type if we don't have one
+		if(!("plugin-type" in pluginFields)) {
+			pluginFields["plugin-type"] = "plugin";
+		}
+		// Set the dependents and type
+		pluginFields.dependents = pluginFields.dependents || [];
+		pluginFields.type = "application/json";
+		// Deserialise array fields (currently required for the dependents field)
+		for(var field in pluginFields) {
+			if($tw.utils.isArray(pluginFields[field])) {
+				pluginFields[field] = $tw.utils.stringifyList(pluginFields[field]);
+			}
+		}
+		return pluginFields;
+	}
+	function readPluginTiddlers(tiddlersPath) {
+		var pluginFiles = $tw.loadTiddlersFromPath(tiddlersPath,excludeRegExp,true),
+			pluginTiddlers = {};
+		// Save the plugin tiddlers into the plugin payload
 		for(var f=0; f<pluginFiles.length; f++) {
 			var tiddlers = pluginFiles[f].tiddlers;
+			if(!tiddlers) {
+				console.log(`Gosh ${JSON.stringify(pluginFiles[f])}`)
+			}
 			for(var t=0; t<tiddlers.length; t++) {
 				var tiddler= tiddlers[t];
 				if(tiddler.title) {
-					pluginInfo.tiddlers[tiddler.title] = tiddler;
+					pluginTiddlers[tiddler.title] = tiddler;
 				}
 			}
 		}
-		// Give the plugin the same version number as the core if it doesn't have one
-		if(!("version" in pluginInfo)) {
-			pluginInfo.version = $tw.packageInfo.version;
-		}
-		// Use "plugin" as the plugin-type if we don't have one
-		if(!("plugin-type" in pluginInfo)) {
-			pluginInfo["plugin-type"] = "plugin";
-		}
-		pluginInfo.dependents = pluginInfo.dependents || [];
-		pluginInfo.type = "application/json";
-		// Set plugin text
-		pluginInfo.text = JSON.stringify({tiddlers: pluginInfo.tiddlers});
-		delete pluginInfo.tiddlers;
-		// Deserialise array fields (currently required for the dependents field)
-		for(var field in pluginInfo) {
-			if($tw.utils.isArray(pluginInfo[field])) {
-				pluginInfo[field] = $tw.utils.stringifyList(pluginInfo[field]);
-			}
-		}
-		return pluginInfo;
-	} else {
-			return null;
+		return pluginTiddlers;
 	}
+	// Get the primary plugin fields
+	var pluginFields = readPluginFields(filepath);
+	if(!pluginFields) {
+		console.log("Warning: missing or invalid plugin.info file in " + filepath);
+		return null;
+	}
+	// The payload to be stored in the plugin text field in JSON
+	var pluginPayload = {tiddlers: {}};
+	// Get the constituent tiddlers of the plugin
+	pluginPayload.tiddlers = readPluginTiddlers(filepath);
+	// Set plugin text
+	pluginFields.text = JSON.stringify(pluginPayload);
+	return pluginFields;
 };
 
 /*

core/language/en-GB.tid

@@ -3,5 +3,8 @@ name: en-GB
 description: English (British)
 author: JeremyRuston
 core-version: >=5.0.0"
+plugin-type: language
+type: application/json
+hidden: yes
 
-Stub pseudo-plugin for the default language
+{tidddlers:{}}

core/modules/filters/is/plugin.js

@@ -0,0 +1,36 @@
+/*\
+title: $:/core/modules/filters/is/plugin.js
+type: application/javascript
+module-type: isfilteroperator
+
+Filter function for [is[plugin]]
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.plugin = function(source,prefix,options) {
+	var results = [];
+	if(prefix === "!") {
+		source(function(tiddler,title) {
+			if(!tiddler.isPlugin()) {
+				results.push(title);
+			}
+		});
+	} else {
+		source(function(tiddler,title) {
+			if(tiddler.isPlugin()) {
+				results.push(title);
+			}
+		});
+	}
+	return results;
+};
+
+})();

core/modules/pluginswitcher.js

@@ -35,6 +35,7 @@ function PluginSwitcher(options) {
 }
 
 PluginSwitcher.prototype.switchPlugins = function() {
+	var self = this;
 	// Get the name of the current theme
 	var selectedPluginTitle = this.wiki.getTiddlerText(this.controllerTitle);
 	// If it doesn't exist, then fallback to one of the default themes
@@ -49,22 +50,51 @@ PluginSwitcher.prototype.switchPlugins = function() {
 			var tiddler = self.wiki.getTiddler(title);
 			if(tiddler && tiddler.isPlugin() && plugins.indexOf(title) === -1) {
 				plugins.push(title);
-				var pluginInfo = $tw.utils.parseJSONSafe(self.wiki.getTiddlerText(title)),
-					dependents = $tw.utils.parseStringArray(tiddler.fields.dependents || "");
+				var dependents = $tw.utils.parseStringArray(tiddler.fields.dependents || "");
 				$tw.utils.each(dependents,function(title) {
 					accumulatePlugin(title);
 				});
 			}
 		};
 	accumulatePlugin(selectedPluginTitle);
+	var selectedPluginTiddler = this.wiki.getTiddler(selectedPluginTitle);
+	// Accumulate any other plugins of the same type with the same name
+	this.wiki.eachTiddlerPlusShadows(function(tiddler,title) {
+		if(tiddler.isPlugin() && tiddler.fields["plugin-type"] === self.pluginType && tiddler.fields.name === selectedPluginTiddler.fields.name) {
+			accumulatePlugin(title);
+		}
+	});
 	// Read the plugin info for the incoming plugins
-	var changes = $tw.wiki.readPluginInfo(plugins);
-	// Unregister any existing theme tiddlers
-	var unregisteredTiddlers = $tw.wiki.unregisterPluginTiddlers(this.pluginType);
-	// Register any new theme tiddlers
-	var registeredTiddlers = $tw.wiki.registerPluginTiddlers(this.pluginType,plugins);
-	// Unpack the current theme tiddlers
-	$tw.wiki.unpackPluginTiddlers();
+	var changedPluginInfo = this.wiki.readPluginInfo(plugins);
+	// Collect the shadow tiddlers of any deleted plugins
+	var changedShadowTiddlers = {};
+	$tw.utils.each(changedPluginInfo.deletedPlugins,function(pluginTitle) {
+		var contents = changedPluginInfo.deletedPluginContents[pluginTitle];
+		if(contents && contents.tiddlers) {
+			$tw.utils.each(Object.keys(contents.tiddlers),function(title) {
+				changedShadowTiddlers[title] = true;
+			});
+		}
+	});
+	// Collect the shadow tiddlers of any modified plugins
+	$tw.utils.each(changedPluginInfo.modifiedPlugins,function(pluginTitle) {
+		var pluginInfo = self.wiki.getPluginInfo(pluginTitle);
+		if(pluginInfo && pluginInfo.tiddlers) {
+			$tw.utils.each(Object.keys(pluginInfo.tiddlers),function(title) {
+				changedShadowTiddlers[title] = false;
+			});
+		}
+	});
+	// Unregister any existing theme/language tiddlers
+	var unregisteredTiddlers = this.wiki.unregisterPluginTiddlers(this.pluginType);
+	// Register any new theme/language tiddlers
+	var registeredTiddlers = this.wiki.registerPluginTiddlers(this.pluginType,plugins);
+	// Unpack the current theme/language tiddlers
+	this.wiki.unpackPluginTiddlers();
+	// Queue change events for the changed shadow tiddlers
+	$tw.utils.each(changedShadowTiddlers,function(status,title) {
+		self.wiki.enqueueTiddlerEvent(title,changedShadowTiddlers[title], true);
+	});
 	// Call the switch handler
 	if(this.onSwitch) {
 		this.onSwitch(plugins);

core/modules/startup/plugins.js

@@ -15,67 +15,7 @@ exports.after = ["load-modules"];
 exports.before = ["startup"];
 exports.synchronous = true;
 
-var TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE = "$:/status/RequireReloadDueToPluginChange";
-
-var PREFIX_CONFIG_REGISTER_PLUGIN_TYPE = "$:/config/RegisterPluginType/";
-
 exports.startup = function() {
-	$tw.wiki.addTiddler({title: TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE,text: "no"});
-	$tw.wiki.addEventListener("change",function(changes) {
-		// Work out which of the changed tiddlers are plugins that we need to reregister
-		var changesToProcess = [],
-			requireReloadDueToPluginChange = false;
-		$tw.utils.each(Object.keys(changes),function(title) {
-			var tiddler = $tw.wiki.getTiddler(title),
-				requiresReload = $tw.wiki.doesPluginRequireReload(title);
-			if(requiresReload) {
-				requireReloadDueToPluginChange = true;
-			} else if(tiddler) {
-				var pluginType = tiddler.fields["plugin-type"];
-				if($tw.wiki.getTiddlerText(PREFIX_CONFIG_REGISTER_PLUGIN_TYPE + (tiddler.fields["plugin-type"] || ""),"no") === "yes") {
-					changesToProcess.push(title);
-				}
-			}
-		});
-		// Issue warning if any of the tiddlers require a reload
-		if(requireReloadDueToPluginChange) {
-			$tw.wiki.addTiddler({title: TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE,text: "yes"});
-		}
-		// Read or delete the plugin info of the changed tiddlers
-		if(changesToProcess.length > 0) {
-			var changes = $tw.wiki.readPluginInfo(changesToProcess);
-			if(changes.modifiedPlugins.length > 0 || changes.deletedPlugins.length > 0) {
-				var changedShadowTiddlers = {};
-				// Collect the shadow tiddlers of any deleted plugins
-				$tw.utils.each(changes.deletedPlugins,function(pluginTitle) {
-					var pluginInfo = $tw.wiki.getPluginInfo(pluginTitle);
-					if(pluginInfo) {
-						$tw.utils.each(Object.keys(pluginInfo.tiddlers),function(title) {
-							changedShadowTiddlers[title] = true;
-						});
-					}
-				});
-				// Collect the shadow tiddlers of any modified plugins
-				$tw.utils.each(changes.modifiedPlugins,function(pluginTitle) {
-					var pluginInfo = $tw.wiki.getPluginInfo(pluginTitle);
-					if(pluginInfo && pluginInfo.tiddlers) {
-						$tw.utils.each(Object.keys(pluginInfo.tiddlers),function(title) {
-							changedShadowTiddlers[title] = false;
-						});
-					}
-				});
-				// (Re-)register any modified plugins
-				$tw.wiki.registerPluginTiddlers(null,changes.modifiedPlugins);
-				// Unregister any deleted plugins
-				$tw.wiki.unregisterPluginTiddlers(null,changes.deletedPlugins);
-				// Unpack the shadow tiddlers
-				$tw.wiki.unpackPluginTiddlers();
-				// Queue change events for the changed shadow tiddlers
-				$tw.utils.each(Object.keys(changedShadowTiddlers),function(title) {
-					$tw.wiki.enqueueTiddlerEvent(title,changedShadowTiddlers[title], true);
-				});
-			}
-		}
-	});
+	$tw.utils.installPluginChangeHandler($tw.wiki);
 };
 

core/modules/tiddler.js

@@ -13,10 +13,6 @@ exports.hasTag = function(tag) {
 	return this.fields.tags && this.fields.tags.indexOf(tag) !== -1;
 };
 
-exports.isPlugin = function() {
-	return this.fields.type === "application/json" && this.hasField("plugin-type");
-};
-
 exports.isDraft = function() {
 	return this.hasField("draft.of");
 };

core/modules/utils/plugins.js

@@ -0,0 +1,95 @@
+/*\
+title: $:/core/modules/utils/plugins.js
+type: application/javascript
+module-type: utils
+
+Plugin utilities
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE = "$:/status/RequireReloadDueToPluginChange";
+
+var PREFIX_CONFIG_REGISTER_PLUGIN_TYPE = "$:/config/RegisterPluginType/";
+
+exports.installPluginChangeHandler = function(wiki) {
+	wiki.addTiddler({title: TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE,text: "no"});
+	wiki.addEventListener("change",function(changes) {
+		// Work out which of the changed tiddlers are plugins that we need to (re)register
+		var changesToProcess = [];
+		$tw.utils.each(Object.keys(changes),function(title) {
+			var tiddler = wiki.getTiddler(title);
+			if(tiddler) {
+				// It is a plugin that has been added or modified and is of a type that we need to register
+				if(tiddler.isPlugin() && wiki.getTiddlerText(PREFIX_CONFIG_REGISTER_PLUGIN_TYPE + (tiddler.fields["plugin-type"] || ""),"no") === "yes") {
+					changesToProcess.push(title);
+				}
+			} else {
+				if(wiki.isSubPlugin(title)) {
+					// It is a sub-plugin
+					changesToProcess.push(title);
+				} else {
+					// It is a plugin that has been deleted
+					var pluginInfo = wiki.getPluginInfo(title)
+					if(pluginInfo) {
+						changesToProcess.push(title);
+					}
+				}
+			}
+		});
+		if(changesToProcess.length > 0) {
+			// Read the plugin info of the changed tiddlers
+			var changedPluginInfo = wiki.readPluginInfo(changesToProcess);
+			if(changedPluginInfo.modifiedPlugins.length > 0 || changedPluginInfo.deletedPlugins.length > 0) {
+				var changedShadowTiddlers = {},
+					requireReloadDueToPluginChange = false;
+				// Collect the shadow tiddlers of any deleted plugins
+				$tw.utils.each(changedPluginInfo.deletedPlugins,function(pluginTitle) {
+					var contents = changedPluginInfo.deletedPluginContents[pluginTitle];
+					if(contents && contents.tiddlers) {
+						$tw.utils.each(Object.keys(contents.tiddlers),function(title) {
+							changedShadowTiddlers[title] = true;
+							if(contents.tiddlers[title].type === "application/javascript") {
+								requireReloadDueToPluginChange = true;
+							}
+						});
+					}
+				});
+				// Collect the shadow tiddlers of any modified plugins
+				$tw.utils.each(changedPluginInfo.modifiedPlugins,function(pluginTitle) {
+					var pluginInfo = wiki.getPluginInfo(pluginTitle);
+					if(pluginInfo && pluginInfo.tiddlers) {
+						$tw.utils.each(Object.keys(pluginInfo.tiddlers),function(title) {
+							changedShadowTiddlers[title] = false;
+							if(pluginInfo.tiddlers[title].type === "application/javascript") {
+								requireReloadDueToPluginChange = true;
+							}
+						});
+					}
+				});
+				// (Re-)register any modified plugins
+				wiki.registerPluginTiddlers(null,changedPluginInfo.modifiedPlugins);
+				// Unregister any deleted plugins
+				wiki.unregisterPluginTiddlers(null,changedPluginInfo.deletedPlugins);
+				// Unpack the shadow tiddlers
+				wiki.unpackPluginTiddlers();
+				// Queue change events for the changed shadow tiddlers
+				$tw.utils.each(changedShadowTiddlers,function(status,title) {
+					wiki.enqueueTiddlerEvent(title,changedShadowTiddlers[title], true);
+				});
+				// Issue warning if any of the tiddlers require a reload
+				if(requireReloadDueToPluginChange) {
+					wiki.addTiddler({title: TITLE_REQUIRE_RELOAD_DUE_TO_PLUGIN_CHANGE,text: "yes"});
+				}
+			}
+		}
+	});
+};
+
+
+
+})();

core/modules/widgets/testcase.js

@@ -66,11 +66,24 @@ TestCaseWidget.prototype.render = function(parent,nextSibling) {
 	});
 	var jsonPayload = JSON.stringify(tiddlers);
 	this.testcaseWiki.addTiddlers(tiddlers);
+	// Suppress next tick dispatch for wiki change events
+	this.testcaseWiki.setDispatchMode(true);
 	// Unpack plugin tiddlers
 	this.testcaseWiki.readPluginInfo();
 	this.testcaseWiki.registerPluginTiddlers("plugin");
 	this.testcaseWiki.unpackPluginTiddlers();
 	this.testcaseWiki.addIndexersToWiki();
+	// Install the plugin change event handler
+	$tw.utils.installPluginChangeHandler(this.testcaseWiki);
+	// Install the language switcher
+	var languageSwitcher = new $tw.PluginSwitcher({
+		wiki: this.testcaseWiki,
+		pluginType: "language",
+		controllerTitle: "$:/language",
+		defaultPlugins: [
+			"$:/languages/en-GB"
+		]
+	});
 	// Generate a `transclusion` variable that depends on the values of the payload tiddlers so that the template can easily make unique state tiddlers
 	this.setVariable("transclusion",$tw.utils.hashString(jsonPayload));
 	// Generate a `payloadTiddlers` variable that contains the payload in JSON format
@@ -92,13 +105,20 @@ TestCaseWidget.prototype.render = function(parent,nextSibling) {
 			}
 		});
 		testcaseOutputWidget.render(testcaseOutputContainer);
+		// Install the wiki change event handler
+		this.testcaseWiki.addEventListener("change",function(changes) {
+			testcaseOutputWidget.refresh(changes,testcaseOutputContainer);
+		});
 	}
 	// Clear changes queue
 	this.testcaseWiki.clearTiddlerEventQueue();
 	// Run the actions if provided
 	if(this.testcaseWiki.tiddlerExists(this.testcaseTestActions)) {
 		testcaseOutputWidget.invokeActionString(this.testcaseWiki.getTiddlerText(this.testcaseTestActions));
-		testcaseOutputWidget.refresh(this.testcaseWiki.changedTiddlers,testcaseOutputContainer);
+		// Make sure all wiki events have been cleared
+		while(this.testcaseWiki.eventsTriggered) {
+			this.testcaseWiki.processOutstandingTiddlerEvents();
+		}
 	}
 	// Set up the test result variables
 	var testResult = "",
@@ -128,6 +148,8 @@ TestCaseWidget.prototype.render = function(parent,nextSibling) {
 		parentWidget: this
 	});
 	rootWidget.render(domNode);
+	// Re-enable next tick dispatch for wiki change events
+	this.testcaseWiki.setDispatchMode(false);
 	// Trap changes in the wiki and refresh the rendering
 	this.testcaseWiki.addEventListener("change",function(changes) {
 		rootWidget.refresh(changes,domNode);

core/modules/wiki.js

@@ -132,6 +132,14 @@ exports.dispatchEvent = function(type /*, args */) {
 	}
 };
 
+/*
+false (default) to dispatch event tick as usual
+true to suppress dispatching the event tick and allow outstanding events to be processed manually
+*/
+exports.setDispatchMode = function(mode) {
+	this.dispatchMode = mode;
+}
+
 /*
 Causes a tiddler to be marked as changed, incrementing the change count, and triggers event handlers.
 This method should be called after the changes it describes have been made to the wiki.tiddlers[] array.
@@ -156,17 +164,18 @@ exports.enqueueTiddlerEvent = function(title,isDeleted,isShadow) {
 	}
 	// Trigger events
 	this.eventListeners = this.eventListeners || {};
-	if(!this.eventsTriggered) {
-		var self = this;
-		$tw.utils.nextTick(function() {
-			var changes = self.changedTiddlers;
-			self.changedTiddlers = Object.create(null);
-			self.eventsTriggered = false;
-			if($tw.utils.count(changes) > 0) {
-				self.dispatchEvent("change",changes);
-			}
-		});
-		this.eventsTriggered = true;
+	if(!this.eventsTriggered && !this.dispatchMode) {
+		$tw.utils.nextTick(this.processOutstandingTiddlerEvents.bind(this));
+	}
+	this.eventsTriggered = true;
+};
+
+exports.processOutstandingTiddlerEvents = function() {
+	var changes = this.changedTiddlers;
+	this.changedTiddlers = Object.create(null);
+	this.eventsTriggered = false;
+	if($tw.utils.count(changes) > 0) {
+		this.dispatchEvent("change",changes);
 	}
 };
 
@@ -1740,7 +1749,7 @@ exports.invokeUpgraders = function(titles,tiddlers) {
 // Determine whether a plugin by title is dynamically loadable
 exports.doesPluginRequireReload = function(title) {
 	var tiddler = this.getTiddler(title);
-	if(tiddler && tiddler.fields.type === "application/json" && tiddler.fields["plugin-type"]) {
+	if(tiddler && tiddler.isPlugin()) {
 		if(tiddler.fields["plugin-type"] === "import") {
 			// The import plugin never requires reloading
 			return false;

core/ui/ControlPanel/Plugins.tid

@@ -8,7 +8,7 @@ caption: {{$:/language/ControlPanel/Plugins/Caption}}
 \whitespace trim
 <$set name="plugin-type" value="""$type$""">
 <$set name="qualified-state" value=<<qualify "$:/state/plugin-info">>>
-<$list filter="[!has[draft.of]plugin-type[$type$]sort[name]]" emptyMessage=<<lingo "Empty/Hint">> template="$:/core/ui/Components/plugin-info"/>
+<$list filter="[all[tiddlers+shadows]!has[draft.of]plugin-type[$type$]!field:hidden[yes]sort[name]]" emptyMessage=<<lingo "Empty/Hint">> template="$:/core/ui/Components/plugin-info"/>
 </$set>
 </$set>
 \end

core/ui/ControlPanel/Plugins/Installed/Languages.tid

@@ -1,5 +1,5 @@
 title: $:/core/ui/ControlPanel/Plugins/Installed/Languages
 tags: $:/tags/ControlPanel/Plugins
-caption: {{$:/language/ControlPanel/Plugins/Languages/Caption}} (<$count filter="[!has[draft.of]plugin-type[language]]"/>)
+caption: {{$:/language/ControlPanel/Plugins/Languages/Caption}} (<$count filter="[all[tiddlers+shadows]is[plugin]!field:hidden[yes]plugin-type[language]]"/>)
 
 <<plugin-table language>>

core/ui/ControlPanel/Plugins/Installed/Plugins.tid

@@ -1,5 +1,5 @@
 title: $:/core/ui/ControlPanel/Plugins/Installed/Plugins
 tags: $:/tags/ControlPanel/Plugins
-caption: {{$:/language/ControlPanel/Plugins/Plugins/Caption}} (<$count filter="[!has[draft.of]plugin-type[plugin]]"/>)
+caption: {{$:/language/ControlPanel/Plugins/Plugins/Caption}} (<$count filter="[all[tiddlers+shadows]is[plugin]plugin-type[plugin]]"/>)
 
 <<plugin-table plugin>>

core/ui/ControlPanel/Plugins/Installed/Themes.tid

@@ -1,5 +1,5 @@
 title: $:/core/ui/ControlPanel/Plugins/Installed/Themes
 tags: $:/tags/ControlPanel/Plugins
-caption: {{$:/language/ControlPanel/Plugins/Themes/Caption}} (<$count filter="[!has[draft.of]plugin-type[theme]]"/>)
+caption: {{$:/language/ControlPanel/Plugins/Themes/Caption}} (<$count filter="[all[tiddlers+shadows]is[plugin]plugin-type[theme]]"/>)
 
 <<plugin-table theme>>

core/ui/TestCases/DefaultTemplate.tid

@@ -103,7 +103,8 @@ code-body: yes
 -Description
 -Narrative
 -[[$:/temp/testcase/draft-title]]
--[has[plugin-type]]
+-[[$:/status/RequireReloadDueToPluginChange]]
+-[[$:/core]]
 -[prefix<tf.state>]
 -[prefix[$:/state/popup/export]]
 -[prefix[$:/HistoryList]]

core/ui/TestCases/actions/Export.tid

@@ -1,4 +1,4 @@
 title: $:/core/ui/testcases/actions/Export
 tags: $:/tags/TestCase/Actions
 
-<$macrocall $name="exportButton" exportFilter="[all[tiddlers]sort[]] -[prefix[$:/state/]] -Description -Narrative -ExpectedResult -[has[plugin-type]]" lingoBase="$:/language/Buttons/ExportTiddlers/"/>
+<$macrocall $name="exportButton" exportFilter="[all[tiddlers]sort[]] -[prefix[$:/state/]] -Description -Narrative -ExpectedResult -[[$:/core]]" lingoBase="$:/language/Buttons/ExportTiddlers/"/>

editions/test/tiddlers/tests/data/plugins/DynamicJSPluginLoad.tid

@@ -0,0 +1,36 @@
+title: Plugins/DynamicJSPluginLoad
+description: Dynamic JS plugin loading
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{$:/status/RequireReloadDueToPluginChange}}
++
+title: Actions
+
+<$action-createtiddler $basetitle="$:/plugins/tiddlywiki/test-js-plugin" $template="$:/plugins/tiddlywiki/test-js-plugin/raw" type="application/json"/>
++
+title: $:/plugins/tiddlywiki/test-js-plugin/raw
+list: readme
+name: bundled-subplugin-tests
+plugin-type: plugin
+type: text/plain
+
+{
+	"tiddlers": {
+		"$:/plugins/tiddlywiki/test-js-plugin/readme": {
+			"title": "$:/plugins/tiddlywiki/test-js-plugin/readme",
+			"text": "Readme from $:/plugins/tiddlywiki/test-js-plugin\n\n"
+		},
+		"$:/plugins/tiddlywiki/test-js-plugin/js": {
+			"title": "$:/plugins/tiddlywiki/test-js-plugin/js",
+			"text": "2+2",
+			"type": "application/javascript"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>yes</p>

editions/test/tiddlers/tests/data/plugins/DynamicLoadLanguage.tid

@@ -0,0 +1,47 @@
+title: Plugins/DynamicLoadLanguage
+description: Dynamically loading of language plugin
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{First}}
++
+title: Actions
+
+<$action-createtiddler $basetitle="$:/languages/fr-FR" $template="$:/languages/fr-FR/raw" type="application/json"/>
+<$action-setfield $tiddler="$:/languages/fr-FR" plugin-type="language"/>
+<$action-setfield $tiddler="$:/language" text="$:/languages/fr-FR"/>
++
+title: $:/languages/en-GB
+list: readme
+name: en-GB
+plugin-type: language
+type: application/json
+
+{
+	"tiddlers": {
+		"First": {
+			"title": "First",
+			"text": "This is English"
+		}
+	}
+}
++
+title: $:/languages/fr-FR/raw
+list: readme
+name: fr-FR
+type: plain/text
+
+{
+	"tiddlers": {
+		"First": {
+			"title": "First",
+			"text": "This is French"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>This is French</p>

editions/test/tiddlers/tests/data/plugins/Language.tid

@@ -0,0 +1,46 @@
+title: Plugins/Language
+description: Loading of correct language plugin at startup
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{First}}
++
+title: $:/language
+
+$:/languages/fr-FR
++
+title: $:/languages/en-GB
+list: readme
+name: en-GB
+plugin-type: language
+type: application/json
+
+{
+	"tiddlers": {
+		"First": {
+			"title": "First",
+			"text": "This is English"
+		}
+	}
+}
++
+title: $:/languages/fr-FR
+list: readme
+name: fr-FR
+plugin-type: language
+type: application/json
+
+{
+	"tiddlers": {
+		"First": {
+			"title": "First",
+			"text": "This is French"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>This is French</p>

editions/test/tiddlers/tests/data/plugins/LanguageAddonSubPlugin.tid

@@ -0,0 +1,57 @@
+title: Plugins/LanguageAddonSubPlugin
+description: Loading of correct language subplugin at startup
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{First}}
+
+{{Second}}
++
+title: $:/language
+
+$:/languages/fr-FR-subplugin
++
+title: $:/languages/fr-FR-container
+list: readme
+name: fr-FR
+plugin-type: plugin
+type: application/json
+
+{
+	"tiddlers": {
+		"$:/languages/fr-FR-container/readme": {
+			"title": "$:/languages/fr-FR-container/readme",
+			"text": "Readme from ~$:/languages/fr-FR-container\n\n"
+		},
+		"$:/languages/fr-FR-subplugin": {
+			"title": "$:/languages/fr-FR-subplugin",
+			"name": "fr-FR",
+			"description": "fr-FR subplugin",
+			"list": "readme",
+			"stability": "STABILITY_1_EXPERIMENTAL",
+			"version": "5.3.7-prerelease",
+			"plugin-type": "language",
+			"dependents": "",
+			"type": "application/json",
+			"text": "{\"tiddlers\":{\"First\":{\"title\":\"First\",\"text\":\"First from ~$:/languages/fr-FR-subplugin\"}}}"
+		},
+		"$:/languages/fr-FR-subplugin2": {
+			"title": "$:/languages/fr-FR-subplugin2",
+			"name": "fr-FR",
+			"description": "fr-FR subplugin2",
+			"list": "readme",
+			"stability": "STABILITY_1_EXPERIMENTAL",
+			"version": "5.3.7-prerelease",
+			"plugin-type": "language",
+			"dependents": "",
+			"type": "application/json",
+			"text": "{\"tiddlers\":{\"Second\":{\"title\":\"Second\",\"text\":\"Second from ~$:/languages/fr-FR-subplugin2\"}}}"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>First from $:/languages/fr-FR-subplugin</p><p>Second from $:/languages/fr-FR-subplugin2</p>

editions/test/tiddlers/tests/data/plugins/LanguageSubPlugin.tid

@@ -0,0 +1,45 @@
+title: Plugins/LanguageSubPlugin
+description: Loading of correct language subplugin at startup
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{First}}
+
+{{$:/languages/fr-FR-container/readme}}
++
+title: $:/language
+
+$:/languages/fr-FR-subplugin
++
+title: $:/languages/fr-FR-container
+list: readme
+name: fr-FR
+plugin-type: plugin
+type: application/json
+
+{
+	"tiddlers": {
+		"$:/languages/fr-FR-container/readme": {
+			"title": "$:/languages/fr-FR-container/readme",
+			"text": "Readme from ~$:/languages/fr-FR-container\n\n"
+		},
+		"$:/languages/fr-FR-subplugin": {
+			"title": "$:/languages/fr-FR-subplugin",
+			"name": "fr-FR",
+			"description": "fr-FR subplugin",
+			"list": "readme",
+			"stability": "STABILITY_1_EXPERIMENTAL",
+			"version": "5.3.7-prerelease",
+			"plugin-type": "language",
+			"dependents": "",
+			"type": "application/json",
+			"text": "{\"tiddlers\":{\"First\":{\"title\":\"First\",\"text\":\"First from ~$:/languages/fr-FR-subplugin\"}}}"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>First from $:/languages/fr-FR-subplugin</p><p>Readme from $:/languages/fr-FR-container</p>

editions/test/tiddlers/tests/data/subplugins/DynamicSubPluginLoad.tid

@@ -0,0 +1,43 @@
+title: SubPlugins/DynamicSubPluginLoad
+description: Dynamic sub-plugin loading
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{$:/plugins/tiddlywiki/test-subplugin/readme}}
++
+title: Actions
+
+<$action-createtiddler $basetitle="$:/plugins/tiddlywiki/bundled-subplugin-tests" $template="$:/plugins/tiddlywiki/bundled-subplugin-tests/raw" type="application/json"/>
++
+title: $:/plugins/tiddlywiki/bundled-subplugin-tests/raw
+list: readme
+name: bundled-subplugin-tests
+plugin-type: plugin
+type: text/plain
+
+{
+	"tiddlers": {
+		"$:/plugins/tiddlywiki/bundled-subplugin-tests/readme": {
+			"title": "$:/plugins/tiddlywiki/bundled-subplugin-tests/readme",
+			"text": "Readme from $:/plugins/tiddlywiki/bundled-subplugin-tests\n\n"
+		},
+		"$:/plugins/tiddlywiki/test-subplugin": {
+			"title": "$:/plugins/tiddlywiki/test-subplugin",
+			"name": "test-subplugin",
+			"description": "Test subplugin",
+			"list": "readme",
+			"stability": "STABILITY_1_EXPERIMENTAL",
+			"version": "5.3.7-prerelease",
+			"plugin-type": "plugin",
+			"dependents": "",
+			"type": "application/json",
+			"text": "{\"tiddlers\":{\"$:/plugins/tiddlywiki/test-subplugin/readme\":{\"title\":\"$:/plugins/tiddlywiki/test-subplugin/readme\",\"text\":\"Readme from $:/plugins/tiddlywiki/test-subplugin\"},\"$:/plugins/tiddlywiki/test-subsubplugin\":{\"title\":\"$:/plugins/tiddlywiki/test-subsubplugin\",\"name\":\"test-subsubplugin\",\"description\":\"Test subsubplugin\",\"list\":\"readme readme2\",\"stability\":\"STABILITY_1_EXPERIMENTAL\",\"version\":\"5.3.7-prerelease\",\"plugin-type\":\"plugin\",\"dependents\":\"\",\"type\":\"application/json\",\"text\":\"{\\\"tiddlers\\\":{\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\":{\\\"title\\\":\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\",\\\"text\\\":\\\"Readme from $:/plugins/tiddlywiki/test-subsubplugin\\\"}}}\"}}}"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>Readme from <a class="tc-tiddlylink tc-tiddlylink-shadow" href="#%24%3A%2Fplugins%2Ftiddlywiki%2Ftest-subplugin">$:/plugins/tiddlywiki/test-subplugin</a></p>

editions/test/tiddlers/tests/data/subplugins/DynamicSubPluginUnload.tid

@@ -0,0 +1,47 @@
+title: SubPlugins/DynamicSubPluginUnload
+description: Dynamic sub-plugin unloading
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+<$transclude $tiddler="$:/plugins/tiddlywiki/test-subplugin/readme">
+NO
+</$transclude>
++
+title: Actions
+
+<$action-deletetiddler $tiddler="$:/plugins/tiddlywiki/bundled-subplugin-tests"/>
++
+title: $:/plugins/tiddlywiki/bundled-subplugin-tests
+list: readme
+name: bundled-subplugin-tests
+plugin-type: plugin
+type: application/json
+
+{
+	"tiddlers": {
+		"$:/plugins/tiddlywiki/bundled-subplugin-tests/readme": {
+			"title": "$:/plugins/tiddlywiki/bundled-subplugin-tests/readme",
+			"text": "Readme from $:/plugins/tiddlywiki/bundled-subplugin-tests\n\n"
+		},
+		"$:/plugins/tiddlywiki/test-subplugin": {
+			"title": "$:/plugins/tiddlywiki/test-subplugin",
+			"name": "test-subplugin",
+			"description": "Test subplugin",
+			"list": "readme",
+			"stability": "STABILITY_1_EXPERIMENTAL",
+			"version": "5.3.7-prerelease",
+			"plugin-type": "plugin",
+			"dependents": "",
+			"type": "application/json",
+			"text": "{\"tiddlers\":{\"$:/plugins/tiddlywiki/test-subplugin/readme\":{\"title\":\"$:/plugins/tiddlywiki/test-subplugin/readme\",\"text\":\"Readme from $:/plugins/tiddlywiki/test-subplugin\"},\"$:/plugins/tiddlywiki/test-subsubplugin\":{\"title\":\"$:/plugins/tiddlywiki/test-subsubplugin\",\"name\":\"test-subsubplugin\",\"description\":\"Test subsubplugin\",\"list\":\"readme readme2\",\"stability\":\"STABILITY_1_EXPERIMENTAL\",\"version\":\"5.3.7-prerelease\",\"plugin-type\":\"plugin\",\"dependents\":\"\",\"type\":\"application/json\",\"text\":\"{\\\"tiddlers\\\":{\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\":{\\\"title\\\":\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\",\\\"text\\\":\\\"Readme from $:/plugins/tiddlywiki/test-subsubplugin\\\"}}}\"}}}"
+		}
+	}
+}
++
+title: ExpectedResult
+
+<p>
+NO
+</p>

editions/test/tiddlers/tests/data/subplugins/SimpleSubPlugin.tid

@@ -0,0 +1,21 @@
+title: SubPlugins/SimpleSubPlugin
+description: Simple sub-plugin
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+{{$:/plugins/tiddlywiki/test-subplugin/readme}}
+
++
+title: $:/plugins/tiddlywiki/bundled-subplugin-tests
+list: readme
+name: bundled-subplugin-tests
+plugin-type: plugin
+type: application/json
+
+{"tiddlers":{"$:/plugins/tiddlywiki/bundled-subplugin-tests/readme":{"title":"$:/plugins/tiddlywiki/bundled-subplugin-tests/readme","text":"Readme from $:/plugins/tiddlywiki/bundled-subplugin-tests\n\n"},"$:/plugins/tiddlywiki/test-subplugin":{"title":"$:/plugins/tiddlywiki/test-subplugin","name":"test-subplugin","description":"Test subplugin","list":"readme","stability":"STABILITY_1_EXPERIMENTAL","version":"5.3.7-prerelease","plugin-type":"plugin","dependents":"","type":"application/json","text":"{\"tiddlers\":{\"$:/plugins/tiddlywiki/test-subplugin/readme\":{\"title\":\"$:/plugins/tiddlywiki/test-subplugin/readme\",\"text\":\"Readme from $:/plugins/tiddlywiki/test-subplugin\"},\"$:/plugins/tiddlywiki/test-subsubplugin\":{\"title\":\"$:/plugins/tiddlywiki/test-subsubplugin\",\"name\":\"test-subsubplugin\",\"description\":\"Test subsubplugin\",\"list\":\"readme readme2\",\"stability\":\"STABILITY_1_EXPERIMENTAL\",\"version\":\"5.3.7-prerelease\",\"plugin-type\":\"plugin\",\"dependents\":\"\",\"type\":\"application/json\",\"text\":\"{\\\"tiddlers\\\":{\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\":{\\\"title\\\":\\\"$:/plugins/tiddlywiki/test-subsubplugin/readme\\\",\\\"text\\\":\\\"Readme from $:/plugins/tiddlywiki/test-subsubplugin\\\"}}}\"}}}"}}}
++
+title: ExpectedResult
+
+<p>Readme from <a class="tc-tiddlylink tc-tiddlylink-shadow" href="#%24%3A%2Fplugins%2Ftiddlywiki%2Ftest-subplugin">$:/plugins/tiddlywiki/test-subplugin</a></p>

editions/tw5.com/tiddlywiki.info

@@ -7,7 +7,9 @@
 		"tiddlywiki/menubar",
 		"tiddlywiki/confetti",
 		"tiddlywiki/dynannotate",
-		"tiddlywiki/tour"
+		"tiddlywiki/tour",
+		"tiddlywiki/codemirror",
+		"tiddlywiki/bundled-subplugin-tests"
 	],
 	"themes": [
 		"tiddlywiki/vanilla",
@@ -21,6 +23,7 @@
 		"tiddlywiki/readonly"
 	],
 	"languages": [
+		"fr-FR"
 	],
 	"build": {
 		"index": [

plugins/tiddlywiki/bundled-subplugin-tests/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/plugins/tiddlywiki/bundled-subplugin-tests",
+	"name": "bundled-subplugin-tests",
+	"description": "Bundled subplugin tests",
+	"list": "readme",
+	"stability": "STABILITY_1_EXPERIMENTAL"
+}

plugins/tiddlywiki/bundled-subplugin-tests/readme.tid

@@ -0,0 +1,4 @@
+title: $:/plugins/tiddlywiki/bundled-subplugin-tests/readme
+
+Readme from $:/plugins/tiddlywiki/bundled-subplugin-tests
+

plugins/tiddlywiki/bundled-subplugin-tests/test-subplugin/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/plugins/tiddlywiki/test-subplugin",
+	"name": "test-subplugin",
+	"description": "Test subplugin",
+	"list": "readme",
+	"stability": "STABILITY_1_EXPERIMENTAL"
+}

plugins/tiddlywiki/bundled-subplugin-tests/test-subplugin/readme.tid

@@ -0,0 +1,3 @@
+title: $:/plugins/tiddlywiki/test-subplugin/readme
+
+Readme from $:/plugins/tiddlywiki/test-subplugin

plugins/tiddlywiki/bundled-subplugin-tests/test-subplugin/test-subsubplugin/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/plugins/tiddlywiki/test-subsubplugin",
+	"name": "test-subsubplugin",
+	"description": "Test subsubplugin",
+	"list": "readme readme2",
+	"stability": "STABILITY_1_EXPERIMENTAL"
+}

plugins/tiddlywiki/bundled-subplugin-tests/test-subplugin/test-subsubplugin/readme.tid

@@ -0,0 +1,3 @@
+title: $:/plugins/tiddlywiki/test-subsubplugin/readme
+
+Readme from $:/plugins/tiddlywiki/test-subsubplugin

plugins/tiddlywiki/codemirror/language/en-GB/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/language/codemirror/en-GB",
+	"name": "en-GB",
+	"plugin-type": "language",
+	"description": "English (UK) translations for CodeMirror",
+	"list": "readme"
+}

plugins/tiddlywiki/codemirror/language/en-GB/readme.tid

@@ -0,0 +1,3 @@
+title: $:/language/codemirror/en-GB/readme
+
+English (UK) translations for CodeMirror

plugins/tiddlywiki/codemirror/language/fr-FR/config-language.multids

@@ -0,0 +1,29 @@
+title: $:/language/codemirror/
+
+homeUrl: http://codemirror.net
+addOnUrl: http://codemirror.net/doc/manual.html#addons
+configUrl: http://codemirror.net/doc/manual.html#config
+controlPanel/hint: Tʜᴇꜱᴇ ꜱᴇᴛᴛɪɴɢꜱ ʟᴇᴛ ʏᴏᴜ ᴄᴜꜱᴛᴏᴍɪꜱᴇ ᴛʜᴇ ʙᴇʜᴀᴠɪᴏᴜʀ ᴏꜰ [[CᴏᴅᴇMɪʀʀᴏʀ|$:/plugins/tiddlywiki/codemirror]].
+controlPanel/keyboard: Kᴇʏʙᴏᴀʀᴅ ꜱʜᴏʀᴛᴄᴜᴛꜱ
+controlPanel/usage: Uꜱᴀɢᴇ ɪɴꜰᴏʀᴍᴀᴛɪᴏɴ
+cursorBlinkRate/hint: Cᴜʀꜱᴏʀ ʙʟɪɴᴋ ʀᴀᴛᴇ
+editorFont/hint: Eᴅɪᴛᴏʀ ꜰᴏɴᴛ ꜰᴀᴍɪʟʏ
+editorFont/info: Sᴇᴛ ᴛʜᴇ ꜰᴏɴᴛ ꜰᴀᴍɪʟʏ ꜰᴏʀ ᴛʜᴇ ~CᴏᴅᴇMɪʀʀᴏʀ ᴛᴇxᴛ-ᴇᴅɪᴛᴏʀ
+indentUnit/hint: Hᴏᴡ ᴍᴀɴʏ ꜱᴘᴀᴄᴇꜱ ᴀ ʙʟᴏᴄᴋ ꜱʜᴏᴜʟᴅ ʙᴇ ɪɴᴅᴇɴᴛᴇᴅ
+indentWithTabs/hint: Eɴᴀʙʟᴇ ɪɴᴅᴇɴᴛɪɴɢ ᴡɪᴛʜ ᴛᴀʙꜱ
+indentWithTabs/info: Wʜᴇᴛʜᴇʀ, ᴡʜᴇɴ ɪɴᴅᴇɴᴛɪɴɢ, ᴛʜᴇ ꜰɪʀꜱᴛ N*`ᴛᴀʙSɪᴢᴇ` ꜱᴘᴀᴄᴇꜱ ꜱʜᴏᴜʟᴅ ʙᴇ ʀᴇᴘʟᴀᴄᴇᴅ ʙʏ N ᴛᴀʙꜱ.
+keyMap/hint: ~CᴏᴅᴇMɪʀʀᴏʀ ᴋᴇʏᴍᴀᴘ
+keyMap/info: ~Tʜᴇ Kᴇʏʙᴏᴀʀᴅ KᴇʏMᴀᴘ ᴜꜱᴇᴅ ᴡɪᴛʜɪɴ ᴛʜᴇ ~CᴏᴅᴇMɪʀʀᴏʀ ᴛᴇxᴛ-ᴇᴅɪᴛᴏʀ
+lineNumbers/hint: Eɴᴀʙʟᴇ ʟɪɴᴇ ɴᴜᴍʙᴇʀꜱ
+lineNumbers/info: Wʜᴇᴛʜᴇʀ ᴛᴏ ꜱʜᴏᴡ ʟɪɴᴇ ɴᴜᴍʙᴇʀꜱ ᴛᴏ ᴛʜᴇ ʟᴇꜰᴛ ᴏꜰ ᴛʜᴇ ᴇᴅɪᴛᴏʀ.
+lineWrapping/hint: Eɴᴀʙʟᴇ ʟɪɴᴇ ᴡʀᴀᴘᴘɪɴɢ
+lineWrapping/info: Wʜᴇᴛʜᴇʀ CᴏᴅᴇMɪʀʀᴏʀ ꜱʜᴏᴜʟᴅ ꜱᴄʀᴏʟʟ ᴏʀ ᴡʀᴀᴘ ꜰᴏʀ ʟᴏɴɢ ʟɪɴᴇꜱ. Dᴇꜰᴀᴜʟᴛꜱ ᴛᴏ `ꜰᴀʟꜱᴇ` (ꜱᴄʀᴏʟʟ).
+showCursorWhenSelecting/hint: Sʜᴏᴡ ᴄᴜʀꜱᴏʀ, ᴡʜᴇɴ ꜱᴇʟᴇᴄᴛɪɴɢ
+showCursorWhenSelecting/info: Wʜᴇᴛʜᴇʀ ᴛʜᴇ ᴄᴜʀꜱᴏʀ ꜱʜᴏᴜʟᴅ ʙᴇ ᴅʀᴀᴡɴ ᴡʜᴇɴ ᴀ ꜱᴇʟᴇᴄᴛɪᴏɴ ɪꜱ ᴀᴄᴛɪᴠᴇ.
+smartIndent/hint: Eɴᴀʙʟᴇ ꜱᴍᴀʀᴛ ɪɴᴅᴇɴᴛ
+smartIndent/info: Wʜᴇᴛʜᴇʀ ᴛᴏ ᴜꜱᴇ ᴛʜᴇ ᴄᴏɴᴛᴇxᴛ-ꜱᴇɴꜱɪᴛɪᴠᴇ ɪɴᴅᴇɴᴛᴀᴛɪᴏɴ ᴛʜᴀᴛ ᴛʜᴇ ᴍᴏᴅᴇ ᴘʀᴏᴠɪᴅᴇꜱ (ᴏʀ ᴊᴜꜱᴛ ɪɴᴅᴇɴᴛ ᴛʜᴇ ꜱᴀᴍᴇ ᴀꜱ ᴛʜᴇ ʟɪɴᴇ ʙᴇꜰᴏʀᴇ). Dᴇꜰᴀᴜʟᴛꜱ ᴛᴏ `ᴛʀᴜᴇ`.
+styleActiveLine/hint: Hɪɢʜʟɪɢʜᴛ ᴀᴄᴛɪᴠᴇ ʟɪɴᴇ
+styleActiveLine/info: Wʜᴇᴛʜᴇʀ ᴏʀ ɴᴏᴛ ᴛᴏ ʜɪɢʜʟɪɢʜᴛ ᴛʜᴇ ᴀᴄᴛɪᴠᴇ ᴛᴇxᴛ-ᴇᴅɪᴛᴏʀ ʟɪɴᴇ
+tabSize/hint: Wɪᴅᴛʜ ᴏꜰ ᴀ ᴛᴀʙ ᴄʜᴀʀᴀᴄᴛᴇʀ
+theme/hint: Sᴇʟᴇᴄᴛ ᴀ ᴛʜᴇᴍᴇ
+theme/info: Cʜᴏᴏꜱᴇ ʙᴇᴛᴡᴇᴇɴ ~CᴏᴅᴇMɪʀʀᴏʀ ᴛʜᴇᴍᴇꜱ

plugins/tiddlywiki/codemirror/language/fr-FR/plugin.info

@@ -0,0 +1,7 @@
+{
+	"title": "$:/language/codemirror/fr-FR",
+	"name": "fr-FR",
+	"plugin-type": "language",
+	"description": "French translations for CodeMirror",
+	"list": "readme"
+}

plugins/tiddlywiki/codemirror/language/fr-FR/readme.tid

@@ -0,0 +1,3 @@
+title: $:/language/codemirror/fr-FR/readme
+
+French translations for CodeMirror

plugins/tiddlywiki/jasmine/run-wiki-based-tests.js

@@ -21,17 +21,32 @@ describe("Wiki-based tests", function() {
 		var tiddler = $tw.wiki.getTiddler(title);
 		it(tiddler.fields.title + ": " + tiddler.fields.description, function() {
 			// Add our tiddlers
-			var wiki = new $tw.Wiki(),
-				coreTiddler = $tw.wiki.getTiddler("$:/core");
+			var wiki = new $tw.Wiki();
+			// Suppress next tick dispatch for wiki change events
+			wiki.setDispatchMode(true);
+			// Add the core plugin
+			var coreTiddler = $tw.wiki.getTiddler("$:/core")
 			if(coreTiddler) {
 				wiki.addTiddler(coreTiddler);
 			}
+			// Add other tiddlers
 			wiki.addTiddlers(readMultipleTiddlersTiddler(title));
 			// Unpack plugin tiddlers
 			wiki.readPluginInfo();
 			wiki.registerPluginTiddlers("plugin");
 			wiki.unpackPluginTiddlers();
 			wiki.addIndexersToWiki();
+			// Install the language switcher
+			var languageSwitcher = new $tw.PluginSwitcher({
+				wiki: wiki,
+				pluginType: "language",
+				controllerTitle: "$:/language",
+				defaultPlugins: [
+					"$:/languages/en-GB"
+				]
+			});
+			// Install the plugin change event handler
+			$tw.utils.installPluginChangeHandler(wiki);
 			// Clear changes queue
 			wiki.clearTiddlerEventQueue();
 			// Complain if we don't have the ouput and expected results
@@ -44,12 +59,17 @@ describe("Wiki-based tests", function() {
 				var widgetNode = createWidgetNode(parseText(text,wiki),wiki);
 				// Render the widget node to the DOM
 				var wrapper = renderWidgetNode(widgetNode);
-				// Clear changes queue
-				wiki.clearTiddlerEventQueue();
+				// Install the wiki change event handler
+				wiki.addEventListener("change",function(changes) {
+					widgetNode.refresh(changes,wrapper);
+				});
 				// Run the actions if provided
 				if(wiki.tiddlerExists("Actions")) {
 					widgetNode.invokeActionString(wiki.getTiddlerText("Actions"));
-					refreshWidgetNode(widgetNode,wrapper);
+				}
+				// Make sure all wiki events have been cleared
+				while(wiki.eventsTriggered) {
+					wiki.processOutstandingTiddlerEvents();
 				}
 				// Test the rendering
 				expect(wrapper.innerHTML).toBe(wiki.getTiddlerText("ExpectedResult"));
@@ -90,9 +110,4 @@ describe("Wiki-based tests", function() {
 		return wrapper;
 	}
 
-	function refreshWidgetNode(widgetNode,wrapper) {
-		widgetNode.refresh(widgetNode.wiki.changedTiddlers,wrapper);
-// console.log(require("util").inspect(wrapper,{depth: 8}));
-	}
-
 });