Alternative fix

This reverts commit 25edf0e212.

bin/build-site.sh

@@ -5,7 +5,7 @@
 # Default to the current version number for building the plugin library
 
 if [  -z "$TW5_BUILD_VERSION" ]; then
-    TW5_BUILD_VERSION=v5.3.3
+    TW5_BUILD_VERSION=v5.3.5
 fi
 
 echo "Using TW5_BUILD_VERSION as [$TW5_BUILD_VERSION]"
@@ -393,6 +393,17 @@ node $TW5_BUILD_TIDDLYWIKI \
 	--rendertiddler $:/core/save/empty plugins/tiddlywiki/highlight/empty.html text/plain \
 	|| exit 1
 
+# /plugins/tiddlywiki/geospatial/index.html		Demo wiki with geospatial plugin
+# /plugins/tiddlywiki/geospatial/empty.html		Empty wiki with geospatial plugin
+node $TW5_BUILD_TIDDLYWIKI \
+	./editions/geospatialdemo \
+	--verbose \
+	--load $TW5_BUILD_OUTPUT/build.tid \
+	--output $TW5_BUILD_OUTPUT \
+	--rendertiddler $:/core/save/all plugins/tiddlywiki/geospatial/index.html text/plain \
+	--rendertiddler $:/core/save/empty plugins/tiddlywiki/geospatial/empty.html text/plain \
+	|| exit 1
+
 ######################################################
 #
 # Language editions

boot/boot.js

@@ -142,15 +142,15 @@ $tw.utils.each = function(object,callback) {
 	var next,f,length;
 	if(object) {
 		if(Object.prototype.toString.call(object) == "[object Array]") {
-			for (f=0, length=object.length; f<length; f++) {
+			for(f=0, length=object.length; f<length; f++) {
 				next = callback(object[f],f,object);
 				if(next === false) {
 					break;
 				}
-		    }
+			}
 		} else {
 			var keys = Object.keys(object);
-			for (f=0, length=keys.length; f<length; f++) {
+			for(f=0, length=keys.length; f<length; f++) {
 				var key = keys[f];
 				next = callback(object[key],key,object);
 				if(next === false) {
@@ -275,7 +275,7 @@ Extend an object with the properties from a list of source objects
 $tw.utils.extend = function(object /*, sourceObjectList */) {
 	$tw.utils.each(Array.prototype.slice.call(arguments,1),function(source) {
 		if(source) {
-			for (var p in source) {
+			for(var p in source) {
 				object[p] = source[p];
 			}
 		}
@@ -289,7 +289,7 @@ Fill in any null or undefined properties of an object with the properties from a
 $tw.utils.deepDefaults = function(object /*, sourceObjectList */) {
 	$tw.utils.each(Array.prototype.slice.call(arguments,1),function(source) {
 		if(source) {
-			for (var p in source) {
+			for(var p in source) {
 				if(object[p] === null || object[p] === undefined) {
 					object[p] = source[p];
 				}
@@ -893,8 +893,8 @@ $tw.modules.execute = function(moduleName,moduleRoot) {
 	} else {
 		/*
 		CommonJS optional require.main property:
-		 In a browser we offer a fake main module which points back to the boot function
-		 (Theoretically, this may allow TW to eventually load itself as a module in the browser)
+			In a browser we offer a fake main module which points back to the boot function
+			(Theoretically, this may allow TW to eventually load itself as a module in the browser)
 		*/
 		Object.defineProperty(sandbox.require, "main", {
 			value: (typeof(require) !== "undefined") ? require.main : {TiddlyWiki: _boot},
@@ -936,9 +936,9 @@ $tw.modules.execute = function(moduleName,moduleRoot) {
 				moduleInfo.exports = moduleInfo.definition;
 			}
 		} catch(e) {
-			if (e instanceof SyntaxError) {
+			if(e instanceof SyntaxError) {
 				var line = e.lineNumber || e.line; // Firefox || Safari
-				if (typeof(line) != "undefined" && line !== null) {
+				if(typeof(line) != "undefined" && line !== null) {
 					$tw.utils.error("Syntax error in boot module " + name + ":" + line + ":\n" + e.stack);
 				} else if(!$tw.browser) {
 					// this is the only way to get node.js to display the line at which the syntax error appeared,
@@ -1533,7 +1533,7 @@ Define all modules stored in ordinary tiddlers
 $tw.Wiki.prototype.defineTiddlerModules = function() {
 	this.each(function(tiddler,title) {
 		if(tiddler.hasField("module-type")) {
-			switch (tiddler.fields.type) {
+			switch(tiddler.fields.type) {
 				case "application/javascript":
 					// We only define modules that haven't already been defined, because in the browser modules in system tiddlers are defined in inline script
 					if(!$tw.utils.hop($tw.modules.titles,tiddler.fields.title)) {
@@ -2043,7 +2043,7 @@ $tw.loadTiddlersFromSpecification = function(filepath,excludeRegExp) {
 		arrayOfFiles = arrayOfFiles || [];
 		var files = fs.readdirSync(dirPath);
 		files.forEach(function(file) {
-			if (recurse && fs.statSync(dirPath + path.sep + file).isDirectory()) {
+			if(recurse && fs.statSync(dirPath + path.sep + file).isDirectory()) {
 				arrayOfFiles = getAllFiles(dirPath + path.sep + file, recurse, arrayOfFiles);
 			} else if(fs.statSync(dirPath + path.sep + file).isFile()){
 				arrayOfFiles.push(path.join(dirPath, path.sep, file));
@@ -2188,13 +2188,16 @@ Returns an array of search paths
 */
 $tw.getLibraryItemSearchPaths = function(libraryPath,envVar) {
 	var pluginPaths = [path.resolve($tw.boot.corePath,libraryPath)],
+		env;
+	if(envVar) {
 		env = process.env[envVar];
-	if(env) {
-		env.split(path.delimiter).map(function(item) {
-			if(item) {
-				pluginPaths.push(item);
-			}
-		});
+		if(env) {
+			env.split(path.delimiter).map(function(item) {
+				if(item) {
+					pluginPaths.push(item);
+				}
+			});
+		}
 	}
 	return pluginPaths;
 };
@@ -2280,7 +2283,7 @@ $tw.loadWikiTiddlers = function(wikiPath,options) {
 		}
 		$tw.wiki.addTiddlers(tiddlerFile.tiddlers);
 	});
-	if ($tw.boot.wikiPath == wikiPath) {
+	if($tw.boot.wikiPath == wikiPath) {
 		// Save the original tiddler file locations if requested
 		var output = {}, relativePath, fileInfo;
 		for(var title in $tw.boot.files) {
@@ -2634,14 +2637,14 @@ $tw.boot.doesTaskMatchPlatform = function(taskModule) {
 	var platforms = taskModule.platforms;
 	if(platforms) {
 		for(var t=0; t<platforms.length; t++) {
-			switch (platforms[t]) {
+			switch(platforms[t]) {
 				case "browser":
-					if ($tw.browser) {
+					if($tw.browser) {
 						return true;
 					}
 					break;
 				case "node":
-					if ($tw.node) {
+					if($tw.node) {
 						return true;
 					}
 					break;
@@ -2724,7 +2727,7 @@ Invoke the hook by key
 $tw.hooks.invokeHook = function(hookName /*, value,... */) {
 	var args = Array.prototype.slice.call(arguments,1);
 	if($tw.utils.hop($tw.hooks.names,hookName)) {
-		for (var i = 0; i < $tw.hooks.names[hookName].length; i++) {
+		for(var i = 0; i < $tw.hooks.names[hookName].length; i++) {
 			args[0] = $tw.hooks.names[hookName][i].apply(null,args);
 		}
 	}

boot/sjcl.js.meta

@@ -1,3 +0,0 @@
-title: $:/library/sjcl.js
-type: application/javascript
-library: yes

boot/tiddlywiki.files

@@ -0,0 +1,32 @@
+{
+	"tiddlers": [
+		{
+			"file": "sjcl.js",
+			"fields": {
+				"title": "$:/library/sjcl.js",
+				"type": "application/javascript",
+				"library": "yes"
+			},
+			"prefix": "(function(define) {\n",
+			"suffix": "\n})(function (_,defined){window.sjcl = defined()})\n"
+		},
+		{
+			"file": "boot.js",
+			"fields": {
+				"title": "$:/boot/boot.js",
+				"type": "application/javascript"
+			}
+		},
+		{
+			"file": "bootprefix.js",
+			"fields": {
+				"title": "$:/boot/bootprefix.js",
+				"type": "application/javascript"
+			}
+		},
+		{
+			"file": "boot.css.tid",
+			"isTiddlerFile": true
+		}
+	]
+}

core/images/input-button.tid

@@ -0,0 +1,5 @@
+title: $:/core/images/input-button
+tags: $:/tags/Image
+
+\parameters (size:"22pt")
+<svg width=<<size>> height=<<size>> class="tc-image-input-button tc-image-button" viewBox="0 0 22 22"><path d="M1.375 22h19.249c.365 0 .716-.145.973-.404v.001c.258-.257.404-.607.403-.972v-11a1.376 1.376 0 0 0-2.75 0v9.625H2.75V9.625a1.376 1.376 0 0 0-2.75 0v11C0 21.384.617 22 1.375 22Z"/><path d="m9.732 11.904-1.541-1.541a1.375 1.375 0 1 0-1.944 1.944l3.887 3.888c.258.258.608.402.973.402h-.001c.353 0 .705-.134.974-.402l3.888-3.889a1.376 1.376 0 0 0 .001-1.944 1.377 1.377 0 0 0-1.946 0l-1.541 1.542V1.376a1.375 1.375 0 1 0-2.75 0v10.528Z"/></svg>

core/images/standard-layout.tid

@@ -1,7 +1,7 @@
-title: $:/core/images/default-layout
+title: $:/core/images/standard-layout
 tags: $:/tags/Image
 
 \parameters (size:"22pt")
-<svg width=<<size>> height=<<size>> class="tc-image-default-layout tc-image-button" viewBox="0 0 128 128">
+<svg width=<<size>> height=<<size>> class="tc-image-standard-layout tc-image-button" viewBox="0 0 128 128">
     <path d="M71.93 72A8.07 8.07 0 0 1 80 80.07v7.86A8.071 8.071 0 0 1 71.93 96H8.07A8.067 8.067 0 0 1 0 87.93v-7.86A8.072 8.072 0 0 1 8.07 72h63.86Zm0 32a8.07 8.07 0 0 1 8.07 8.07v7.86a8.071 8.071 0 0 1-8.07 8.07H8.07A8.067 8.067 0 0 1 0 119.93v-7.86A8.072 8.072 0 0 1 8.07 104h63.86Zm0-104A8.068 8.068 0 0 1 80 8.07v47.86A8.073 8.073 0 0 1 71.93 64H8.07A8.07 8.07 0 0 1 0 55.93V8.07A8.072 8.072 0 0 1 8.07 0h63.86Zm48 0c2.14 0 4.193.85 5.706 2.364A8.067 8.067 0 0 1 128 8.07v111.86c0 2.14-.85 4.193-2.364 5.706A8.067 8.067 0 0 1 119.93 128H96.07c-2.14 0-4.193-.85-5.706-2.364A8.067 8.067 0 0 1 88 119.93V8.07c0-2.14.85-4.193 2.364-5.706A8.067 8.067 0 0 1 96.07 0h23.86ZM116 24h-16a3.995 3.995 0 0 0-2.828 1.172 3.995 3.995 0 0 0 0 5.656A3.995 3.995 0 0 0 100 32h16a3.995 3.995 0 0 0 2.828-1.172 3.995 3.995 0 0 0 0-5.656A3.995 3.995 0 0 0 116 24Z"/>
 </svg>

core/language/en-GB/Buttons.multids

@@ -104,6 +104,8 @@ ShowSideBar/Caption: show sidebar
 ShowSideBar/Hint: Show sidebar
 TagManager/Caption: tag manager
 TagManager/Hint: Open tag manager
+TestCaseImport/Caption: import tiddlers
+TestCaseImport/Hint: Import tiddlers
 Timestamp/Caption: timestamps
 Timestamp/Hint: Choose whether modifications update timestamps
 Timestamp/On/Caption: timestamps are on

core/language/en-GB/ControlPanel.multids

@@ -206,6 +206,12 @@ Stylesheets/Caption: Stylesheets
 Stylesheets/Expand/Caption: Expand All
 Stylesheets/Hint: This is the rendered CSS of the current stylesheet tiddlers tagged with <<tag "$:/tags/Stylesheet">>
 Stylesheets/Restore/Caption: Restore
+TestCases/Caption: Test Cases
+TestCases/Hint: Test cases are self contained examples for testing and learning
+TestCases/All/Caption: All Test Cases
+TestCases/All/Hint: All Test Cases
+TestCases/Failed/Caption: Failed Test Cases
+TestCases/Failed/Hint: Only Failed Test Cases
 Theme/Caption: Theme
 Theme/Prompt: Current theme:
 TiddlerFields/Caption: Tiddler Fields

core/language/en-GB/Docs/PaletteColours.multids

@@ -65,6 +65,13 @@ sidebar-tab-foreground-selected: Sidebar tab foreground for selected tabs
 sidebar-tab-foreground: Sidebar tab foreground
 sidebar-tiddler-link-foreground-hover: Sidebar tiddler link foreground hover
 sidebar-tiddler-link-foreground: Sidebar tiddler link foreground
+stability-stable: Badge for stability level "stable"
+stability-experimental: Badge for stability level "experimental"
+stability-deprecated: Badge for stability level "deprecated"
+stability-legacy: Badge for stability level "legacy"
+testcase-accent-level-1: Test case accent colour with no nesting
+testcase-accent-level-2: Test case accent colour with 2nd level nesting
+testcase-accent-level-3: Test case accent colour with 3rd level nesting or higher
 site-title-foreground: Site title foreground
 static-alert-foreground: Static alert foreground
 tab-background-selected: Tab background for selected tabs

core/language/en-GB/Fields.multids

@@ -30,6 +30,7 @@ name: The human readable name associated with a plugin tiddler
 parent-plugin: For a plugin, specifies which plugin of which it is a sub-plugin
 plugin-priority: A numerical value indicating the priority of a plugin tiddler
 plugin-type: The type of plugin in a plugin tiddler
+stability: The development status of a plugin: deprecated, experimental, stable, or legacy
 revision: The revision of the tiddler held at the server
 released: Date of a TiddlyWiki release
 source: The source URL associated with a tiddler

core/language/en-GB/Misc.multids

@@ -70,7 +70,7 @@ No: No
 OfficialPluginLibrary: Official ~TiddlyWiki Plugin Library
 OfficialPluginLibrary/Hint: The official ~TiddlyWiki plugin library at tiddlywiki.com. Plugins, themes and language packs are maintained by the core team.
 PageTemplate/Description: the default ~TiddlyWiki layout
-PageTemplate/Name: Default ~PageTemplate
+PageTemplate/Name: Standard Layout
 PluginReloadWarning: Please save {{$:/core/ui/Buttons/save-wiki}} and reload {{$:/core/ui/Buttons/refresh}} to allow changes to ~JavaScript plugins to take effect
 RecentChanges/DateFormat: DDth MMM YYYY
 Shortcuts/Input/AdvancedSearch/Hint: Open the ~AdvancedSearch panel from within the sidebar search field

core/modules/commands/makelibrary.js

@@ -27,33 +27,8 @@ var Command = function(params,commander,callback) {
 
 Command.prototype.execute = function() {
 	var wiki = this.commander.wiki,
-		fs = require("fs"),
-		path = require("path"),
 		upgradeLibraryTitle = this.params[0] || UPGRADE_LIBRARY_TITLE,
-		tiddlers = {};
-	// Collect up the library plugins
-	var collectPlugins = function(folder) {
-			var pluginFolders = $tw.utils.getSubdirectories(folder) || [];
-			for(var p=0; p<pluginFolders.length; p++) {
-				if(!$tw.boot.excludeRegExp.test(pluginFolders[p])) {
-					pluginFields = $tw.loadPluginFolder(path.resolve(folder,"./" + pluginFolders[p]));
-					if(pluginFields && pluginFields.title) {
-						tiddlers[pluginFields.title] = pluginFields;
-					}
-				}
-			}
-		},
-		collectPublisherPlugins = function(folder) {
-			var publisherFolders = $tw.utils.getSubdirectories(folder) || [];
-			for(var t=0; t<publisherFolders.length; t++) {
-				if(!$tw.boot.excludeRegExp.test(publisherFolders[t])) {
-					collectPlugins(path.resolve(folder,"./" + publisherFolders[t]));
-				}
-			}
-		};
-	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.pluginsPath,$tw.config.pluginsEnvVar),collectPublisherPlugins);
-	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.themesPath,$tw.config.themesEnvVar),collectPublisherPlugins);
-	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.languagesPath,$tw.config.languagesEnvVar),collectPlugins);
+		tiddlers = $tw.utils.getAllPlugins();
 	// Save the upgrade library tiddler
 	var pluginFields = {
 		title: upgradeLibraryTitle,

core/modules/commands/save.js

@@ -43,7 +43,9 @@ Saves individual tiddlers in their raw text or binary format to the specified fi
 						directory: path.resolve(self.commander.outputPath),
 						pathFilters: [filenameFilter],
 						wiki: wiki,
-						fileInfo: {}
+						fileInfo: {
+							overwrite: true
+						}
 					});
 					if(self.commander.verbose) {
 						console.log("Saving \"" + title + "\" to \"" + fileInfo.filepath + "\"");

core/modules/commands/savewikifolder.js

@@ -176,7 +176,10 @@ WikiFolderMaker.prototype.saveCustomPlugin = function(pluginTiddler) {
 	this.saveJSONFile(directory + path.sep + "plugin.info",pluginInfo);
 	self.log("Writing " + directory + path.sep + "plugin.info: " + JSON.stringify(pluginInfo,null,$tw.config.preferences.jsonSpaces));
 	var pluginTiddlers = $tw.utils.parseJSONSafe(pluginTiddler.fields.text).tiddlers; // A hashmap of tiddlers in the plugin
-	$tw.utils.each(pluginTiddlers,function(tiddler) {
+	$tw.utils.each(pluginTiddlers,function(tiddler,title) {
+		if(!tiddler.title) {
+			tiddler.title = title;
+		 }
 		self.saveTiddler(directory,new $tw.Tiddler(tiddler));
 	});
 };

core/modules/filters/backtranscludes.js

@@ -16,11 +16,11 @@ Filter operator for returning all the backtranscludes from a tiddler
 Export our filter function
 */
 exports.backtranscludes = function(source,operator,options) {
-	var results = [];
+	var results = new $tw.utils.LinkedList();
 	source(function(tiddler,title) {
-		$tw.utils.pushTop(results,options.wiki.getTiddlerBacktranscludes(title));
+		results.pushTop(options.wiki.getTiddlerBacktranscludes(title));
 	});
-	return results;
+	return results.makeTiddlerIterator(options.wiki);
 };
 
 })();

core/modules/filters/strings.js

@@ -127,7 +127,7 @@ function diffPartsToChars(text1,text2,mode) {
             if(lineHash.hasOwnProperty ? lineHash.hasOwnProperty(line) : (lineHash[line] !== undefined)) {
 				chars += String.fromCharCode(lineHash[line]);
             } else {
-                if (lineArrayLength == maxLines) {
+                if(lineArrayLength == maxLines) {
                   line = text.substring(lineStart);
                   lineEnd = text.length;
                 }
@@ -217,7 +217,10 @@ exports.splitregexp = function(source,operator,options) {
 		return ["RegExp error: " + ex];
 	}
 	source(function(tiddler,title) {
-		Array.prototype.push.apply(result,title.split(regExp));
+		var parts = title.split(regExp).map(function(part){
+			return part || "";	// make sure it's a string
+		});
+		Array.prototype.push.apply(result,parts);
 	});
 	return result;
 };
@@ -264,7 +267,7 @@ exports.pad = function(source,operator,options) {
 			} else {
 				var padString = "",
 					padStringLength = targetLength - title.length;
-				while (padStringLength > padString.length) {
+				while(padStringLength > padString.length) {
 					padString += fill;
 				}
 				//make sure we do not exceed the specified length

core/modules/filters/transcludes.js

@@ -20,7 +20,7 @@ exports.transcludes = function(source,operator,options) {
 	source(function(tiddler,title) {
 		results.pushTop(options.wiki.getTiddlerTranscludes(title));
 	});
-	return results.toArray();
+	return results.makeTiddlerIterator(options.wiki);
 };
 
 })();

core/modules/indexers/back-indexer.js

@@ -70,9 +70,12 @@ BackSubIndexer.prototype.rebuild = function() {
 * Get things that is being referenced in the text, e.g. tiddler names in the link syntax.
 */
 BackSubIndexer.prototype._getTarget = function(tiddler) {
+	if(this.wiki.isBinaryTiddler(tiddler.fields.text)) {
+		return [];
+	}
 	var parser = this.wiki.parseText(tiddler.fields.type, tiddler.fields.text, {});
 	if(parser) {
-		return this.wiki[this.extractor](parser.tree);
+		return this.wiki[this.extractor](parser.tree, tiddler.fields.title);
 	}
 	return [];
 }

core/modules/parsers/parseutils.js

@@ -114,7 +114,7 @@ exports.parseStringLiteral = function(source,pos) {
 	var match = reString.exec(source);
 	if(match && match.index === pos) {
 		node.value = match[1] !== undefined ? match[1] :(
-			match[2] !== undefined ? match[2] : match[3] 
+			match[2] !== undefined ? match[2] : match[3]
 					);
 		node.end = pos + match[0].length;
 		return node;

core/modules/parsers/wikiparser/rules/codeblock.js

@@ -29,13 +29,16 @@ exports.init = function(parser) {
 
 exports.parse = function() {
 	var reEnd = /(\r?\n```$)/mg;
+	var languageStart = this.parser.pos + 3,
+		languageEnd = languageStart + this.match[1].length;
 	// Move past the match
 	this.parser.pos = this.matchRegExp.lastIndex;
 
 	// Look for the end of the block
 	reEnd.lastIndex = this.parser.pos;
 	var match = reEnd.exec(this.parser.source),
-		text;
+		text,
+		codeStart = this.parser.pos;
 	// Process the block
 	if(match) {
 		text = this.parser.source.substring(this.parser.pos,match.index);
@@ -48,8 +51,8 @@ exports.parse = function() {
 	return [{
 			type: "codeblock",
 			attributes: {
-					code: {type: "string", value: text},
-					language: {type: "string", value: this.match[1]}
+					code: {type: "string", value: text, start: codeStart, end: this.parser.pos},
+					language: {type: "string", value: this.match[1], start: languageStart, end: languageEnd}
 			}
 	}];
 };

core/modules/parsers/wikiparser/rules/codeinline.js

@@ -33,7 +33,8 @@ exports.parse = function() {
 	// Look for the end marker
 	reEnd.lastIndex = this.parser.pos;
 	var match = reEnd.exec(this.parser.source),
-		text;
+		text,
+		start = this.parser.pos;
 	// Process the text
 	if(match) {
 		text = this.parser.source.substring(this.parser.pos,match.index);
@@ -47,7 +48,9 @@ exports.parse = function() {
 		tag: "code",
 		children: [{
 			type: "text",
-			text: text
+			text: text,
+			start: start,
+			end: this.parser.pos
 		}]
 	}];
 };

core/modules/parsers/wikiparser/rules/extlink.js

@@ -31,6 +31,7 @@ exports.init = function(parser) {
 
 exports.parse = function() {
 	// Move past the match
+    var start = this.parser.pos;
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Create the link unless it is suppressed
 	if(this.match[0].substr(0,1) === "~") {
@@ -46,7 +47,7 @@ exports.parse = function() {
 				rel: {type: "string", value: "noopener noreferrer"}
 			},
 			children: [{
-				type: "text", text: this.match[0]
+				type: "text", text: this.match[0], start: start, end: this.parser.pos
 			}]
 		}];
 	}

core/modules/parsers/wikiparser/rules/filteredtranscludeblock.js

@@ -31,6 +31,16 @@ exports.init = function(parser) {
 
 exports.parse = function() {
 	// Move past the match
+	var filterStart = this.parser.pos + 3;
+	var filterEnd = filterStart + this.match[1].length;
+	var toolTipStart = filterEnd + 1;
+	var toolTipEnd = toolTipStart + (this.match[2] ? this.match[2].length : 0);
+	var templateStart = toolTipEnd + 2;
+	var templateEnd = templateStart + (this.match[3] ? this.match[3].length : 0);
+	var styleStart = templateEnd + 2;
+	var styleEnd = styleStart + (this.match[4] ? this.match[4].length : 0);
+	var classesStart = styleEnd + 1;
+	var classesEnd = classesStart + (this.match[5] ? this.match[5].length : 0);
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Get the match details
 	var filter = this.match[1],
@@ -42,21 +52,21 @@ exports.parse = function() {
 	var node = {
 		type: "list",
 		attributes: {
-			filter: {type: "string", value: filter}
+			filter: {type: "string", value: filter, start: filterStart, end: filterEnd},
 		},
 		isBlock: true
 	};
 	if(tooltip) {
-		node.attributes.tooltip = {type: "string", value: tooltip};
+		node.attributes.tooltip = {type: "string", value: tooltip, start: toolTipStart, end: toolTipEnd};
 	}
 	if(template) {
-		node.attributes.template = {type: "string", value: template};
+		node.attributes.template = {type: "string", value: template, start: templateStart, end: templateEnd};
 	}
 	if(style) {
-		node.attributes.style = {type: "string", value: style};
+		node.attributes.style = {type: "string", value: style, start: styleStart, end: styleEnd};
 	}
 	if(classes) {
-		node.attributes.itemClass = {type: "string", value: classes.split(".").join(" ")};
+		node.attributes.itemClass = {type: "string", value: classes.split(".").join(" "), start: classesStart, end: classesEnd};
 	}
 	return [node];
 };

core/modules/parsers/wikiparser/rules/filteredtranscludeinline.js

@@ -30,6 +30,16 @@ exports.init = function(parser) {
 };
 
 exports.parse = function() {
+	var filterStart = this.parser.pos + 3;
+	var filterEnd = filterStart + this.match[1].length;
+	var toolTipStart = filterEnd + 1;
+	var toolTipEnd = toolTipStart + (this.match[2] ? this.match[2].length : 0);
+	var templateStart = toolTipEnd + 2;
+	var templateEnd = templateStart + (this.match[3] ? this.match[3].length : 0);
+	var styleStart = templateEnd + 2;
+	var styleEnd = styleStart + (this.match[4] ? this.match[4].length : 0);
+	var classesStart = styleEnd + 1;
+	var classesEnd = classesStart + (this.match[5] ? this.match[5].length : 0);
 	// Move past the match
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Get the match details
@@ -42,20 +52,20 @@ exports.parse = function() {
 	var node = {
 		type: "list",
 		attributes: {
-			filter: {type: "string", value: filter}
+			filter: {type: "string", value: filter, start: filterStart, end: filterEnd},
 		}
 	};
 	if(tooltip) {
-		node.attributes.tooltip = {type: "string", value: tooltip};
+		node.attributes.tooltip = {type: "string", value: tooltip, start: toolTipStart, end: toolTipEnd};
 	}
 	if(template) {
-		node.attributes.template = {type: "string", value: template};
+		node.attributes.template = {type: "string", value: template, start: templateStart, end: templateEnd};
 	}
 	if(style) {
-		node.attributes.style = {type: "string", value: style};
+		node.attributes.style = {type: "string", value: style, start: styleStart, end: styleEnd};
 	}
 	if(classes) {
-		node.attributes.itemClass = {type: "string", value: classes.split(".").join(" ")};
+		node.attributes.itemClass = {type: "string", value: classes.split(".").join(" "), start: classesStart, end: classesEnd};
 	}
 	return [node];
 };

core/modules/parsers/wikiparser/rules/hardlinebreaks.js

@@ -45,10 +45,11 @@ exports.parse = function() {
 		reEnd.lastIndex = this.parser.pos;
 		match = reEnd.exec(this.parser.source);
 		if(match) {
+			var start = this.parser.pos;
 			this.parser.pos = reEnd.lastIndex;
 			// Add a line break if the terminator was a line break
 			if(match[2]) {
-				tree.push({type: "element", tag: "br"});
+				tree.push({type: "element", tag: "br", start: start, end: this.parser.pos});
 			}
 		}
 	} while(match && !match[1]);

core/modules/parsers/wikiparser/rules/heading.js

@@ -30,15 +30,17 @@ exports.parse = function() {
 	// Move past the !s
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Parse any classes, whitespace and then the heading itself
+	var classStart = this.parser.pos;
 	var classes = this.parser.parseClasses();
+	var classEnd = this.parser.pos;
 	this.parser.skipWhitespace({treatNewlinesAsNonWhitespace: true});
 	var tree = this.parser.parseInlineRun(/(\r?\n)/mg);
 	// Return the heading
 	return [{
 		type: "element",
-		tag: "h" + headingLevel, 
+		tag: "h" + headingLevel,
 		attributes: {
-			"class": {type: "string", value: classes.join(" ")}
+			"class": {type: "string", value: classes.join(" "), start: classStart, end: classEnd}
 		},
 		children: tree
 	}];

core/modules/parsers/wikiparser/rules/html.js

@@ -44,6 +44,10 @@ Parse the most recent match
 exports.parse = function() {
 	// Retrieve the most recent match so that recursive calls don't overwrite it
 	var tag = this.nextTag;
+	if (!tag.isSelfClosing) {
+		tag.openTagStart = tag.start;
+		tag.openTagEnd = tag.end;
+	}
 	this.nextTag = null;
 	// Advance the parser position to past the tag
 	this.parser.pos = tag.end;
@@ -60,6 +64,27 @@ exports.parse = function() {
 			var reEnd = new RegExp("(" + reEndString + ")","mg");
 			tag.children = this.parser.parseInlineRun(reEnd,{eatTerminator: true});
 		}
+		tag.end = this.parser.pos;
+		tag.closeTagEnd = tag.end;
+		if (tag.closeTagEnd === tag.openTagEnd || this.parser.source[tag.closeTagEnd - 1] !== '>') {
+			tag.closeTagStart = tag.end;
+		} else {
+			tag.closeTagStart = tag.closeTagEnd - 2;
+			var closeTagMinPos = tag.children.length > 0 ? tag.children[tag.children.length-1].end : tag.openTagEnd;
+			if (!Number.isSafeInteger(closeTagMinPos)) closeTagMinPos = tag.openTagEnd;
+			while (tag.closeTagStart >= closeTagMinPos) {
+				var char = this.parser.source[tag.closeTagStart];
+				if (char === '>') {
+					tag.closeTagStart = -1;
+					break;
+				}
+				if (char === '<') break;
+				tag.closeTagStart -= 1;
+			}
+			if (tag.closeTagStart < closeTagMinPos) {
+				tag.closeTagStart = tag.end;
+			}
+		}
 	}
 	// Return the tag
 	return [tag];

core/modules/parsers/wikiparser/rules/image.js

@@ -122,9 +122,9 @@ exports.parseImage = function(source,pos) {
 	}
 	pos = token.end;
 	if(token.match[1]) {
-		node.attributes.tooltip = {type: "string", value: token.match[1].trim()};
+		node.attributes.tooltip = {type: "string", value: token.match[1].trim(),start: token.start,end:token.start + token.match[1].length - 1};
 	}
-	node.attributes.source = {type: "string", value: (token.match[2] || "").trim()};
+	node.attributes.source = {type: "string", value: (token.match[2] || "").trim(), start: token.start + (token.match[1] ? token.match[1].length : 0), end: token.end - 2};
 	// Update the end position
 	node.end = pos;
 	return node;

core/modules/parsers/wikiparser/rules/import.js

@@ -38,13 +38,14 @@ exports.parse = function() {
 	// Parse the filter terminated by a line break
 	var reMatch = /(.*)(?:$|\r?\n)/mg;
 	reMatch.lastIndex = this.parser.pos;
+	var filterStart = this.parser.source;
 	var match = reMatch.exec(this.parser.source);
 	this.parser.pos = reMatch.lastIndex;
 	// Parse tree nodes to return
 	return [{
 		type: "importvariables",
 		attributes: {
-			filter: {type: "string", value: match[1]}
+			filter: {type: "string", value: match[1], start: filterStart, end: this.parser.pos}
 		},
 		children: []
 	}];

core/modules/parsers/wikiparser/rules/list.js

@@ -74,6 +74,7 @@ exports.parse = function() {
 		// Match the list marker
 		var reMatch = /([\*#;:>]+)/mg;
 		reMatch.lastIndex = this.parser.pos;
+		var start = this.parser.pos;
 		var match = reMatch.exec(this.parser.source);
 		if(!match || match.index !== this.parser.pos) {
 			break;
@@ -94,9 +95,21 @@ exports.parse = function() {
 			}
 			// Construct the list element or reuse the previous one at this level
 			if(listStack.length <= t) {
-				var listElement = {type: "element", tag: listInfo.listTag, children: [
-					{type: "element", tag: listInfo.itemTag, children: []}
-				]};
+				var listElement = {
+					type: "element",
+					tag: listInfo.listTag,
+					children: [
+						{
+							type: "element",
+							tag: listInfo.itemTag,
+							children: [],
+							start: start,
+							end: this.parser.pos,
+						}
+					],
+					start: start,
+					end: this.parser.pos,
+				};
 				// Link this list element into the last child item of the parent list item
 				if(t) {
 					var prevListItem = listStack[t-1].children[listStack[t-1].children.length-1];
@@ -105,21 +118,33 @@ exports.parse = function() {
 				// Save this element in the stack
 				listStack[t] = listElement;
 			} else if(t === (match[0].length - 1)) {
-				listStack[t].children.push({type: "element", tag: listInfo.itemTag, children: []});
+				listStack[t].children.push({
+					type: "element",
+					tag: listInfo.itemTag,
+					children: [],
+					start: start,
+					end: this.parser.pos,
+				});
 			}
 		}
 		if(listStack.length > match[0].length) {
 			listStack.splice(match[0].length,listStack.length - match[0].length);
 		}
 		// Process the body of the list item into the last list item
+		var classStart = this.parser.pos;
 		var lastListChildren = listStack[listStack.length-1].children,
 			lastListItem = lastListChildren[lastListChildren.length-1],
 			classes = this.parser.parseClasses();
+		var classEnd = this.parser.pos;
 		this.parser.skipWhitespace({treatNewlinesAsNonWhitespace: true});
 		var tree = this.parser.parseInlineRun(/(\r?\n)/mg);
 		lastListItem.children.push.apply(lastListItem.children,tree);
+		lastListItem.end = this.parser.pos;
+		listStack[listStack.length-1].end = this.parser.pos;
 		if(classes.length > 0) {
 			$tw.utils.addClassToParseTreeNode(lastListItem,classes.join(" "));
+			lastListItem.attributes.class.start = classStart;
+			lastListItem.attributes.class.end = classEnd;
 		}
 		// Consume any whitespace following the list item
 		this.parser.skipWhitespace();

core/modules/parsers/wikiparser/rules/prettyextlink.js

@@ -96,15 +96,20 @@ exports.parseLink = function(source,pos) {
 		splitPos = null;
 	}
 	// Pull out the tooltip and URL
-	var tooltip, URL;
+	var tooltip, URL, urlStart;
+	textNode.start = pos;
 	if(splitPos) {
+		urlStart = splitPos + 1;
 		URL = source.substring(splitPos + 1,closePos).trim();
 		textNode.text = source.substring(pos,splitPos).trim();
+		textNode.end = splitPos;
 	} else {
+		urlStart = pos;
 		URL = source.substring(pos,closePos).trim();
 		textNode.text = URL;
+		textNode.end = closePos;
 	}
-	node.attributes.href = {type: "string", value: URL};
+	node.attributes.href = {type: "string", value: URL, start: urlStart, end: closePos};
 	node.attributes.target = {type: "string", value: "_blank"};
 	node.attributes.rel = {type: "string", value: "noopener noreferrer"};
 	// Update the end position

core/modules/parsers/wikiparser/rules/prettylink.js

@@ -29,32 +29,39 @@ exports.init = function(parser) {
 
 exports.parse = function() {
 	// Move past the match
+	var start = this.parser.pos + 2;
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Process the link
 	var text = this.match[1],
-		link = this.match[2] || text;
+		link = this.match[2] || text,
+		textEndPos = this.parser.source.indexOf("|", start);
+	if (textEndPos < 0 || textEndPos > this.matchRegExp.lastIndex) {
+		textEndPos = this.matchRegExp.lastIndex - 2;
+	}
+	var linkStart = this.match[2] ? (start + this.match[1].length + 1) : start;
+	var linkEnd = linkStart + link.length;
 	if($tw.utils.isLinkExternal(link)) {
 		return [{
 			type: "element",
 			tag: "a",
 			attributes: {
-				href: {type: "string", value: link},
+				href: {type: "string", value: link, start: linkStart, end: linkEnd},
 				"class": {type: "string", value: "tc-tiddlylink-external"},
 				target: {type: "string", value: "_blank"},
 				rel: {type: "string", value: "noopener noreferrer"}
 			},
 			children: [{
-				type: "text", text: text
+				type: "text", text: text, start: start, end: textEndPos
 			}]
 		}];
 	} else {
 		return [{
 			type: "link",
 			attributes: {
-				to: {type: "string", value: link}
+				to: {type: "string", value: link, start: linkStart, end: linkEnd}
 			},
 			children: [{
-				type: "text", text: text
+				type: "text", text: text, start: start, end: textEndPos
 			}]
 		}];
 	}

core/modules/parsers/wikiparser/rules/quoteblock.js

@@ -3,30 +3,7 @@ title: $:/core/modules/parsers/wikiparser/rules/quoteblock.js
 type: application/javascript
 module-type: wikirule
 
-Wiki text rule for quote blocks. For example:
-
-```
-	<<<.optionalClass(es) optional cited from
-	a quote
-	<<<
-	
-	<<<.optionalClass(es)
-	a quote
-	<<< optional cited from
-```
-
-Quotes can be quoted by putting more <s
-
-```
-	<<<
-	Quote Level 1
-	
-	<<<<
-	QuoteLevel 2
-	<<<<
-	
-	<<<
-```
+Wiki text rule for quote blocks.
 
 \*/
 (function(){
@@ -47,33 +24,42 @@ exports.init = function(parser) {
 exports.parse = function() {
 	var classes = ["tc-quote"];
 	// Get all the details of the match
-	var reEndString = "^" + this.match[1] + "(?!<)";
+	var reEndString = "^\\s*" + this.match[1] + "(?!<)";
 	// Move past the <s
 	this.parser.pos = this.matchRegExp.lastIndex;
-	
 	// Parse any classes, whitespace and then the optional cite itself
+	var classStart = this.parser.pos;
 	classes.push.apply(classes, this.parser.parseClasses());
+	var classEnd = this.parser.pos;
 	this.parser.skipWhitespace({treatNewlinesAsNonWhitespace: true});
+	var citeStart = this.parser.pos;
 	var cite = this.parser.parseInlineRun(/(\r?\n)/mg);
+	var citeEnd = this.parser.pos;
 	// before handling the cite, parse the body of the quote
-	var tree= this.parser.parseBlocks(reEndString);
+	var tree = this.parser.parseBlocks(reEndString);
 	// If we got a cite, put it before the text
 	if(cite.length > 0) {
 		tree.unshift({
 			type: "element",
 			tag: "cite",
-			children: cite
+			children: cite,
+			start: citeStart,
+			end: citeEnd
 		});
 	}
 	// Parse any optional cite
 	this.parser.skipWhitespace({treatNewlinesAsNonWhitespace: true});
+	citeStart = this.parser.pos;
 	cite = this.parser.parseInlineRun(/(\r?\n)/mg);
+	citeEnd = this.parser.pos;
 	// If we got a cite, push it
 	if(cite.length > 0) {
 		tree.push({
 			type: "element",
 			tag: "cite",
-			children: cite
+			children: cite,
+			start: citeStart,
+			end: citeEnd
 		});
 	}
 	// Return the blockquote element
@@ -81,7 +67,7 @@ exports.parse = function() {
 		type: "element",
 		tag: "blockquote",
 		attributes: {
-			class: { type: "string", value: classes.join(" ") },
+			class: { type: "string", value: classes.join(" "), start: classStart, end: classEnd },
 		},
 		children: tree
 	}];

core/modules/parsers/wikiparser/rules/syslink.js

@@ -29,10 +29,11 @@ exports.init = function(parser) {
 exports.parse = function() {
 	var match = this.match[0];
 	// Move past the match
+	var start = this.parser.pos;
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// Create the link unless it is suppressed
 	if(match.substr(0,1) === "~") {
-		return [{type: "text", text: match.substr(1)}];
+		return [{type: "text", text: match.substr(1), start: start+1, end: this.parser.pos}];
 	} else {
 		return [{
 			type: "link",
@@ -41,10 +42,12 @@ exports.parse = function() {
 			},
 			children: [{
 				type: "text",
-				text: match
+				text: match,
+				start: start,
+				end: this.parser.pos
 			}]
 		}];
 	}
 };
 
-})();
+})();

core/modules/parsers/wikiparser/rules/table.js

@@ -150,7 +150,7 @@ exports.parse = function() {
 		} else {
 			// Otherwise, create a new row if this one is of a different type
 			if(rowType !== currRowType) {
-				rowContainer = {type: "element", tag: rowContainerTypes[rowType], children: []};
+				rowContainer = {type: "element", tag: rowContainerTypes[rowType], children: [], start: this.parser.pos, end: this.parser.pos};
 				table.children.push(rowContainer);
 				currRowType = rowType;
 			}
@@ -178,6 +178,7 @@ exports.parse = function() {
 				// Increment the row count
 				rowCount++;
 			}
+			rowContainer.end = this.parser.pos;
 		}
 		rowMatch = rowRegExp.exec(this.parser.source);
 	}

core/modules/parsers/wikiparser/rules/typedblock.js

@@ -46,6 +46,7 @@ exports.parse = function() {
 		renderType = this.match[2];
 	// Move past the match
 	this.parser.pos = this.matchRegExp.lastIndex;
+	var start = this.parser.pos;
 	// Look for the end of the block
 	reEnd.lastIndex = this.parser.pos;
 	var match = reEnd.exec(this.parser.source),
@@ -74,7 +75,9 @@ exports.parse = function() {
 			tag: "pre",
 			children: [{
 				type: "text",
-				text: text
+				text: text,
+				start: start,
+				end: this.parser.pos
 			}]
 		}];
 	}

core/modules/parsers/wikiparser/rules/wikilink.js

@@ -36,6 +36,7 @@ exports.parse = function() {
 	// Get the details of the match
 	var linkText = this.match[0];
 	// Move past the macro call
+	var start = this.parser.pos;
 	this.parser.pos = this.matchRegExp.lastIndex;
 	// If the link starts with the unwikilink character then just output it as plain text
 	if(linkText.substr(0,1) === $tw.config.textPrimitives.unWikiLink) {
@@ -57,7 +58,9 @@ exports.parse = function() {
 		},
 		children: [{
 			type: "text",
-			text: linkText
+			text: linkText,
+			start: start,
+			end: this.parser.pos
 		}]
 	}];
 };

core/modules/parsers/wikiparser/wikiparser.js

@@ -91,6 +91,11 @@ var WikiParser = function(type,text,options) {
 	} else {
 		topBranch.push.apply(topBranch,this.parseBlocks());
 	}
+	// Build rules' name map
+	this.usingRuleMap = {};
+	$tw.utils.each(this.pragmaRules, function (ruleInfo) { self.usingRuleMap[ruleInfo.rule.name] = Object.getPrototypeOf(ruleInfo.rule); });
+	$tw.utils.each(this.blockRules, function (ruleInfo) { self.usingRuleMap[ruleInfo.rule.name] = Object.getPrototypeOf(ruleInfo.rule); });
+	$tw.utils.each(this.inlineRules, function (ruleInfo) { self.usingRuleMap[ruleInfo.rule.name] = Object.getPrototypeOf(ruleInfo.rule); });
 	// Return the parse tree
 };
 
@@ -209,8 +214,13 @@ WikiParser.prototype.parsePragmas = function() {
 			break;
 		}
 		// Process the pragma rule
+		var start = this.pos;
 		var subTree = nextMatch.rule.parse();
 		if(subTree.length > 0) {
+			// Set the start and end positions of the pragma rule if
+			if (subTree[0].start === undefined) subTree[0].start = start;
+			if (subTree[subTree.length - 1].end === undefined) subTree[subTree.length - 1].end = this.pos;
+			$tw.utils.each(subTree, function (node) { node.rule = nextMatch.rule.name; });
 			// Quick hack; we only cope with a single parse tree node being returned, which is true at the moment
 			currentTreeBranch.push.apply(currentTreeBranch,subTree);
 			subTree[0].children = [];
@@ -235,7 +245,15 @@ WikiParser.prototype.parseBlock = function(terminatorRegExpString) {
 	// Look for a block rule that applies at the current position
 	var nextMatch = this.findNextMatch(this.blockRules,this.pos);
 	if(nextMatch && nextMatch.matchIndex === this.pos) {
-		return nextMatch.rule.parse();
+		var start = this.pos;
+		var subTree = nextMatch.rule.parse();
+		// Set the start and end positions of the first and last blocks if they're not already set
+		if (subTree.length > 0) {
+			if (subTree[0].start === undefined) subTree[0].start = start;
+			if (subTree[subTree.length - 1].end === undefined) subTree[subTree.length - 1].end = this.pos;
+		}
+		$tw.utils.each(subTree, function (node) { node.rule = nextMatch.rule.name; });
+		return subTree;
 	}
 	// Treat it as a paragraph if we didn't find a block rule
 	var start = this.pos;
@@ -332,7 +350,16 @@ WikiParser.prototype.parseInlineRunUnterminated = function(options) {
 			this.pos = nextMatch.matchIndex;
 		}
 		// Process the run rule
-		tree.push.apply(tree,nextMatch.rule.parse());
+		var start = this.pos;
+		var subTree = nextMatch.rule.parse();
+		// Set the start and end positions of the first and last child if they're not already set
+		if (subTree.length > 0) {
+			// Set the start and end positions of the first and last child if they're not already set
+			if (subTree[0].start === undefined) subTree[0].start = start;
+			if (subTree[subTree.length - 1].end === undefined) subTree[subTree.length - 1].end = this.pos;
+		}
+		$tw.utils.each(subTree, function (node) { node.rule = nextMatch.rule.name; });
+		tree.push.apply(tree,subTree);
 		// Look for the next run rule
 		nextMatch = this.findNextMatch(this.inlineRules,this.pos);
 	}
@@ -383,7 +410,15 @@ WikiParser.prototype.parseInlineRunTerminatedExtended = function(terminatorRegEx
 				this.pos = inlineRuleMatch.matchIndex;
 			}
 			// Process the inline rule
-			tree.push.apply(tree,inlineRuleMatch.rule.parse());
+			var start = this.pos;
+			var subTree = inlineRuleMatch.rule.parse();
+			// Set the start and end positions of the first and last child if they're not already set
+			if (subTree.length > 0) {
+				if (subTree[0].start === undefined) subTree[0].start = start;
+				if (subTree[subTree.length - 1].end === undefined) subTree[subTree.length - 1].end = this.pos;
+			}
+			$tw.utils.each(subTree, function (node) { node.rule = inlineRuleMatch.rule.name; });
+			tree.push.apply(tree,subTree);
 			// Look for the next inline rule
 			inlineRuleMatch = this.findNextMatch(this.inlineRules,this.pos);
 			// Look for the next terminator match
@@ -409,7 +444,7 @@ WikiParser.prototype.pushTextWidget = function(array,text,start,end) {
 		text = $tw.utils.trim(text);
 	}
 	if(text) {
-		array.push({type: "text", text: text, start: start, end: end});		
+		array.push({type: "text", text: text, start: start, end: end});
 	}
 };
 
@@ -462,4 +497,3 @@ WikiParser.prototype.amendRules = function(type,names) {
 exports["text/vnd.tiddlywiki"] = WikiParser;
 
 })();
-

core/modules/saver-handler.js

@@ -95,6 +95,7 @@ function SaverHandler(options) {
 	if($tw.browser) {
 		$tw.rootWidget.addEventListener("tm-save-wiki",function(event) {
 			self.saveWiki({
+				wiki: event.widget.wiki,
 				template: event.param,
 				downloadType: "text/plain",
 				variables: event.paramObject
@@ -102,6 +103,7 @@ function SaverHandler(options) {
 		});
 		$tw.rootWidget.addEventListener("tm-download-file",function(event) {
 			self.saveWiki({
+				wiki: event.widget.wiki,
 				method: "download",
 				template: event.param,
 				downloadType: "text/plain",
@@ -147,20 +149,22 @@ Save the wiki contents. Options are:
 	method: "save", "autosave" or "download"
 	template: the tiddler containing the template to save
 	downloadType: the content type for the saved file
+	wiki: optional wiki, overriding the default wiki specified in the constructor
 */
 SaverHandler.prototype.saveWiki = function(options) {
 	options = options || {};
 	var self = this,
+		wiki = options.wiki || this.wiki,
 		method = options.method || "save";
 	// Ignore autosave if disabled
-	if(method === "autosave" && ($tw.config.disableAutoSave || this.wiki.getTiddlerText(this.titleAutoSave,"yes") !== "yes")) {
+	if(method === "autosave" && ($tw.config.disableAutoSave || wiki.getTiddlerText(this.titleAutoSave,"yes") !== "yes")) {
 		return false;
 	}
 	var	variables = options.variables || {},
 		template = (options.template || 
-		           this.wiki.getTiddlerText("$:/config/SaveWikiButton/Template","$:/core/save/all")).trim(),
+		           wiki.getTiddlerText("$:/config/SaveWikiButton/Template","$:/core/save/all")).trim(),
 		downloadType = options.downloadType || "text/plain",
-		text = this.wiki.renderTiddler(downloadType,template,options),
+		text = wiki.renderTiddler(downloadType,template,options),
 		callback = function(err) {
 			if(err) {
 				alert($tw.language.getString("Error/WhileSaving") + ":\n\n" + err);

core/modules/server/authenticators/header.js

@@ -37,7 +37,9 @@ HeaderAuthenticator.prototype.authenticateRequest = function(request,response,st
 		return false;
 	} else {
 		// authenticatedUsername will be undefined for anonymous users
-		state.authenticatedUsername = $tw.utils.decodeURIComponentSafe(username);
+		if(username) {
+			state.authenticatedUsername = $tw.utils.decodeURIComponentSafe(username);
+		}
 		return true;
 	}
 };

core/modules/server/server.js

@@ -140,6 +140,11 @@ function sendResponse(request,response,statusCode,headers,data,encoding) {
 				return;
 			}
 		}
+	} else {
+		// RFC 7231, 6.1. Overview of Status Codes:
+		// Browser clients may cache 200, 203, 204, 206, 300, 301, 
+		// 404, 405, 410, 414, and 501 unless given explicit cache controls
+		headers["Cache-Control"] = headers["Cache-Control"] || "no-store";
 	}
 	/*
 	If the gzip=yes is set, check if the user agent permits compression. If so,

core/modules/startup/plugins.js

@@ -61,7 +61,7 @@ exports.startup = function() {
 				// Collect the shadow tiddlers of any modified plugins
 				$tw.utils.each(changes.modifiedPlugins,function(pluginTitle) {
 					var pluginInfo = $tw.wiki.getPluginInfo(pluginTitle);
-					if(pluginInfo) {
+					if(pluginInfo && pluginInfo.tiddlers) {
 						$tw.utils.each(Object.keys(pluginInfo.tiddlers),function(title) {
 							changedShadowTiddlers[title] = false;
 						});

core/modules/startup/render.js

@@ -29,7 +29,11 @@ var THROTTLE_REFRESH_TIMEOUT = 400;
 
 exports.startup = function() {
 	// Set up the title
-	$tw.titleWidgetNode = $tw.wiki.makeTranscludeWidget(PAGE_TITLE_TITLE,{document: $tw.fakeDocument, parseAsInline: true});
+	$tw.titleWidgetNode = $tw.wiki.makeTranscludeWidget(PAGE_TITLE_TITLE, {
+		document: $tw.fakeDocument,
+		parseAsInline: true,
+		importPageMacros: true,
+	});
 	$tw.titleContainer = $tw.fakeDocument.createElement("div");
 	$tw.titleWidgetNode.render($tw.titleContainer,null);
 	document.title = $tw.titleContainer.textContent;
@@ -81,6 +85,8 @@ exports.startup = function() {
 		deferredChanges = Object.create(null);
 		$tw.hooks.invokeHook("th-page-refreshed");
 	}
+	var throttledRefresh = $tw.perf.report("throttledRefresh",refresh);
+
 	// Add the change event handler
 	$tw.wiki.addEventListener("change",$tw.perf.report("mainRefresh",function(changes) {
 		// Check if only tiddlers that are throttled have changed
@@ -101,7 +107,7 @@ exports.startup = function() {
 			if(isNaN(timeout)) {
 				timeout = THROTTLE_REFRESH_TIMEOUT;
 			}
-			timerId = setTimeout(refresh,timeout);
+			timerId = setTimeout(throttledRefresh,timeout);
 			$tw.utils.extend(deferredChanges,changes);
 		} else {
 			$tw.utils.extend(deferredChanges,changes);

core/modules/startup/rootwidget.js

@@ -39,6 +39,7 @@ exports.startup = function() {
 			method: params.method,
 			body: params.body,
 			binary: params.binary,
+			useDefaultHeaders: params.useDefaultHeaders,
 			oncompletion: params.oncompletion,
 			onprogress: params.onprogress,
 			bindStatus: params["bind-status"],
@@ -72,7 +73,10 @@ exports.startup = function() {
 	});
 	// Install the copy-to-clipboard  mechanism
 	$tw.rootWidget.addEventListener("tm-copy-to-clipboard",function(event) {
-		$tw.utils.copyToClipboard(event.param);
+		$tw.utils.copyToClipboard(event.param,{
+			successNotification: event.paramObject && event.paramObject.successNotification,
+			failureNotification: event.paramObject && event.paramObject.failureNotification
+		});
 	});
 	// Install the tm-focus-selector message
 	$tw.rootWidget.addEventListener("tm-focus-selector",function(event) {

core/modules/startup/story.js

@@ -93,7 +93,9 @@ exports.startup = function() {
 				updateAddressBar: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_UPDATE_ADDRESS_BAR,"yes").trim() === "yes" ? "permalink" : "none",
 				updateHistory: $tw.wiki.getTiddlerText(CONFIG_UPDATE_HISTORY,"no").trim(),
 				targetTiddler: event.param || event.tiddlerTitle,
-				copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permalink" : "none"
+				copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permalink" : "none",
+				successNotification: event.paramObject && event.paramObject.successNotification,
+				failureNotification: event.paramObject && event.paramObject.failureNotification
 			});
 		});
 		// Listen for the tm-permaview message
@@ -102,7 +104,9 @@ exports.startup = function() {
 				updateAddressBar: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_UPDATE_ADDRESS_BAR,"yes").trim() === "yes" ? "permaview" : "none",
 				updateHistory: $tw.wiki.getTiddlerText(CONFIG_UPDATE_HISTORY,"no").trim(),
 				targetTiddler: event.param || event.tiddlerTitle,
-				copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permaview" : "none"
+				copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permaview" : "none",
+				successNotification: event.paramObject && event.paramObject.successNotification,
+				failureNotification: event.paramObject && event.paramObject.failureNotification
 			});
 		});
 	}
@@ -177,6 +181,8 @@ options.updateAddressBar: "permalink", "permaview" or "no" (defaults to "permavi
 options.updateHistory: "yes" or "no" (defaults to "no")
 options.copyToClipboard: "permalink", "permaview" or "no" (defaults to "no")
 options.targetTiddler: optional title of target tiddler for permalink
+options.successNotification: optional title of tiddler to use as the notification in case of success
+options.failureNotification: optional title of tiddler to use as the notification in case of failure
 */
 function updateLocationHash(options) {
 	// Get the story and the history stack
@@ -205,14 +211,18 @@ function updateLocationHash(options) {
 			break;
 	}
 	// Copy URL to the clipboard
+	var url = "";
 	switch(options.copyToClipboard) {
 		case "permalink":
-			$tw.utils.copyToClipboard($tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler));
+			url = $tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler);
 			break;
 		case "permaview":
-			$tw.utils.copyToClipboard($tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler) + ":" + encodeURIComponent($tw.utils.stringifyList(storyList)));
+			url = $tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler) + ":" + encodeURIComponent($tw.utils.stringifyList(storyList));
 			break;
 	}
+	if(url) {
+		$tw.utils.copyToClipboard(url,{successNotification: options.successNotification, failureNotification: options.failureNotification});
+	}
 	// Only change the location hash if we must, thus avoiding unnecessary onhashchange events
 	if($tw.utils.getLocationHash() !== $tw.locationHash) {
 		if(options.updateHistory === "yes") {

core/modules/startup/windows.js

@@ -56,7 +56,7 @@ exports.startup = function() {
 			return;
 		}
 		// Initialise the document
-		srcDocument.write("<html><head></head><body class='tc-body tc-single-tiddler-window'></body></html>");
+		srcDocument.write("<!DOCTYPE html><head></head><body class='tc-body tc-single-tiddler-window'></body></html>");
 		srcDocument.close();
 		srcDocument.title = windowTitle;
 		srcWindow.addEventListener("beforeunload",function(event) {

core/modules/storyviews/classic.js

@@ -82,6 +82,10 @@ ClassicStoryView.prototype.remove = function(widget) {
 			removeElement = function() {
 				widget.removeChildDomNodes();
 			};
+		// Blur the focus if it is within the descendents of the node we are removing
+		if($tw.utils.domContains(targetElement,targetElement.ownerDocument.activeElement)) {
+			targetElement.ownerDocument.activeElement.blur();
+		}
 		// Abandon if the list entry isn't a DOM element (it might be a text node)
 		if(!targetElement || targetElement.nodeType === Node.TEXT_NODE) {
 			removeElement();

core/modules/utils/dom/dom.js

@@ -292,7 +292,9 @@ exports.copyToClipboard = function(text,options) {
 	} catch (err) {
 	}
 	if(!options.doNotNotify) {
-		$tw.notifier.display(succeeded ? "$:/language/Notifications/CopiedToClipboard/Succeeded" : "$:/language/Notifications/CopiedToClipboard/Failed");
+		var successNotification = options.successNotification || "$:/language/Notifications/CopiedToClipboard/Succeeded",
+			failureNotification = options.failureNotification || "$:/language/Notifications/CopiedToClipboard/Failed"
+		$tw.notifier.display(succeeded ? successNotification : failureNotification);
 	}
 	document.body.removeChild(textArea);
 };

core/modules/utils/dom/http.js

@@ -69,7 +69,7 @@ HttpClient.prototype.cancelAllHttpRequests = function() {
 		for(var t=this.requests.length - 1; t--; t>=0) {
 			var requestInfo = this.requests[t];
 			requestInfo.request.cancel();
-		}	
+		}
 	}
 	this.requests = [];
 	this.updateRequestTracker();
@@ -116,6 +116,7 @@ function HttpClientRequest(options) {
 	this.method = options.method || "GET";
 	this.body = options.body || "";
 	this.binary = options.binary || "";
+	this.useDefaultHeaders = options.useDefaultHeaders !== "false" ? true : false,
 	this.variables = options.variables;
 	var url = options.url;
 	$tw.utils.each(options.queryStrings,function(value,name) {
@@ -165,6 +166,7 @@ HttpClientRequest.prototype.send = function(callback) {
 		this.xhr = $tw.utils.httpRequest({
 			url: this.url,
 			type: this.method,
+			useDefaultHeaders: this.useDefaultHeaders,
 			headers: this.requestHeaders,
 			data: this.body,
 			returnProp: this.binary === "" ? "responseText" : "response",
@@ -240,7 +242,8 @@ Make an HTTP request. Options are:
 exports.httpRequest = function(options) {
 	var type = options.type || "GET",
 		url = options.url,
-		headers = options.headers || {accept: "application/json"},
+		useDefaultHeaders = options.useDefaultHeaders !== false ? true : false,
+		headers = options.headers || (useDefaultHeaders ? {accept: "application/json"} : {}),
 		hasHeader = function(targetHeader) {
 			targetHeader = targetHeader.toLowerCase();
 			var result = false;
@@ -266,7 +269,7 @@ exports.httpRequest = function(options) {
 			if(hasHeader("Content-Type") && ["application/x-www-form-urlencoded","multipart/form-data","text/plain"].indexOf(getHeader["Content-Type"]) === -1) {
 				return false;
 			}
-			return true;	
+			return true;
 		},
 		returnProp = options.returnProp || "responseText",
 		request = new XMLHttpRequest(),
@@ -292,7 +295,7 @@ exports.httpRequest = function(options) {
 	// Set up the state change handler
 	request.onreadystatechange = function() {
 		if(this.readyState === 4) {
-			if(this.status === 200 || this.status === 201 || this.status === 204) {
+			if(this.status >= 200 && this.status < 300) {
 				// Success!
 				options.callback(null,this[returnProp],this);
 				return;
@@ -316,10 +319,10 @@ exports.httpRequest = function(options) {
 			request.setRequestHeader(headerTitle,header);
 		});
 	}
-	if(data && !hasHeader("Content-Type")) {
+	if(data && !hasHeader("Content-Type") && useDefaultHeaders) {
 		request.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
 	}
-	if(!hasHeader("X-Requested-With") && !isSimpleRequest(type,headers)) {
+	if(!hasHeader("X-Requested-With") && !isSimpleRequest(type,headers) && useDefaultHeaders) {
 		request.setRequestHeader("X-Requested-With","TiddlyWiki");
 	}
 	// Send data

core/modules/utils/errors.js

@@ -0,0 +1,23 @@
+/*\
+title: $:/core/modules/utils/errors.js
+type: application/javascript
+module-type: utils
+
+Custom errors for TiddlyWiki.
+
+\*/
+(function(){
+
+function TranscludeRecursionError() {
+	Error.apply(this,arguments);
+	this.signatures = Object.create(null);
+};
+
+/* Maximum permitted depth of the widget tree for recursion detection */
+TranscludeRecursionError.MAX_WIDGET_TREE_DEPTH = 1000;
+
+TranscludeRecursionError.prototype = Object.create(Error);
+
+exports.TranscludeRecursionError = TranscludeRecursionError;
+
+})();

core/modules/utils/fakedom.js

@@ -42,7 +42,7 @@ var TW_TextNode = function(text) {
 	this.textContent = text + "";
 };
 
-Object.setPrototypeOf(TW_TextNode,TW_Node.prototype);
+Object.setPrototypeOf(TW_TextNode.prototype,TW_Node.prototype);
 
 Object.defineProperty(TW_TextNode.prototype, "nodeType", {
 	get: function() {
@@ -67,7 +67,7 @@ var TW_Element = function(tag,namespace) {
 	this.namespaceURI = namespace || "http://www.w3.org/1999/xhtml";
 };
 
-Object.setPrototypeOf(TW_Element,TW_Node.prototype);
+Object.setPrototypeOf(TW_Element.prototype,TW_Node.prototype);
 
 Object.defineProperty(TW_Element.prototype, "style", {
 	get: function() {

core/modules/utils/filesystem.js

@@ -316,11 +316,13 @@ Options include:
 	pathFilters: optional array of filters to be used to generate the base path
 	wiki: optional wiki for evaluating the pathFilters
 	fileInfo: an existing fileInfo object to check against
+	fileInfo.overwrite: if true, turns off filename clash numbers (defaults to false)
 */
 exports.generateTiddlerFilepath = function(title,options) {
 	var directory = options.directory || "",
 		extension = options.extension || "",
 		originalpath = (options.fileInfo && options.fileInfo.originalpath) ? options.fileInfo.originalpath : "",
+		overwrite = options.fileInfo && options.fileInfo.overwrite || false,
 		filepath;
 	// Check if any of the pathFilters applies
 	if(options.pathFilters && options.wiki) {
@@ -381,19 +383,20 @@ exports.generateTiddlerFilepath = function(title,options) {
 			filepath += char.charCodeAt(0).toString();
 		});
 	}
-	// Add a uniquifier if the file already exists
-	var fullPath, oldPath = (options.fileInfo) ? options.fileInfo.filepath : undefined,
+	// Add a uniquifier if the file already exists (default)
+	var fullPath = path.resolve(directory, filepath + extension);
+	if (!overwrite) {
+		var oldPath = (options.fileInfo) ? options.fileInfo.filepath : undefined,
 		count = 0;
-	do {
-		fullPath = path.resolve(directory,filepath + (count ? "_" + count : "") + extension);
-		if(oldPath && oldPath == fullPath) {
-			break;
-		}
-		count++;
-	} while(fs.existsSync(fullPath));
+		do {
+			fullPath = path.resolve(directory,filepath + (count ? "_" + count : "") + extension);
+			if(oldPath && oldPath == fullPath) break;
+			count++;
+		} while(fs.existsSync(fullPath));
+	}
 	// If the last write failed with an error, or if path does not start with:
 	//	the resolved options.directory, the resolved wikiPath directory, the wikiTiddlersPath directory, 
-	//	or the 'originalpath' directory, then $tw.utils.encodeURIComponentExtended() and resolve to tiddler directory.
+	//	or the 'originalpath' directory, then $tw.utils.encodeURIComponentExtended() and resolve to options.directory.
 	var writePath = $tw.hooks.invokeHook("th-make-tiddler-path",fullPath,fullPath),
 		encode = (options.fileInfo || {writeError: false}).writeError == true;
 	if(!encode) {

core/modules/utils/repository.js

@@ -0,0 +1,52 @@
+/*\
+title: $:/core/modules/utils/repository.js
+type: application/javascript
+module-type: utils
+
+Utilities for working with the TiddlyWiki repository file structure
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Get an object containing all the plugins as a hashmap by title of the JSON representation of the plugin
+Options:
+
+ignoreEnvironmentVariables: defaults to false
+*/
+exports.getAllPlugins = function(options) {
+	options = options || {};
+	var fs = require("fs"),
+		path = require("path"),
+		tiddlers = {};
+	// Collect up the library plugins
+	var collectPlugins = function(folder) {
+			var pluginFolders = $tw.utils.getSubdirectories(folder) || [];
+			for(var p=0; p<pluginFolders.length; p++) {
+				if(!$tw.boot.excludeRegExp.test(pluginFolders[p])) {
+					var pluginFields = $tw.loadPluginFolder(path.resolve(folder,"./" + pluginFolders[p]));
+					if(pluginFields && pluginFields.title) {
+						tiddlers[pluginFields.title] = pluginFields;
+					}
+				}
+			}
+		},
+		collectPublisherPlugins = function(folder) {
+			var publisherFolders = $tw.utils.getSubdirectories(folder) || [];
+			for(var t=0; t<publisherFolders.length; t++) {
+				if(!$tw.boot.excludeRegExp.test(publisherFolders[t])) {
+					collectPlugins(path.resolve(folder,"./" + publisherFolders[t]));
+				}
+			}
+		};
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.pluginsPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.pluginsEnvVar),collectPublisherPlugins);
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.themesPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.themesEnvVar),collectPublisherPlugins);
+	$tw.utils.each($tw.getLibraryItemSearchPaths($tw.config.languagesPath,options.ignoreEnvironmentVariables ? undefined : $tw.config.languagesEnvVar),collectPlugins);
+	return tiddlers;
+};
+
+})();

core/modules/utils/utils.js

@@ -825,7 +825,7 @@ options.length .. number of characters returned defaults to 64
 */
 exports.sha256 = function(str, options) {
 	options = options || {}
-	return sjcl.codec.hex.fromBits(sjcl.hash.sha256.hash(str)).substr(0,options.length || 64);
+	return $tw.sjcl.codec.hex.fromBits($tw.sjcl.hash.sha256.hash(str)).substr(0,options.length || 64);
 }
 
 /*

core/modules/widgets/action-deletefield.js

@@ -37,6 +37,7 @@ Compute the internal state of the widget
 DeleteFieldWidget.prototype.execute = function() {
 	this.actionTiddler = this.getAttribute("$tiddler",this.getVariable("currentTiddler"));
 	this.actionField = this.getAttribute("$field",null);
+	this.actionTimestamp = this.getAttribute("$timestamp","yes") === "yes";
 };
 
 /*
@@ -69,11 +70,15 @@ DeleteFieldWidget.prototype.invokeAction = function(triggeringWidget,event) {
 		$tw.utils.each(this.attributes,function(attribute,name) {
 			if(name.charAt(0) !== "$" && name !== "title") {
 				removeFields[name] = undefined;
-				hasChanged = true;
+				if(name in tiddler.fields) {
+					hasChanged = true;
+				}
 			}
 		});
 		if(hasChanged) {
-			this.wiki.addTiddler(new $tw.Tiddler(this.wiki.getCreationFields(),tiddler,removeFields,this.wiki.getModificationFields()));
+			var creationFields = this.actionTimestamp ? this.wiki.getCreationFields() : {};
+			var modificationFields = this.actionTimestamp ? this.wiki.getModificationFields() : {};
+			this.wiki.addTiddler(new $tw.Tiddler(creationFields,tiddler,removeFields,modificationFields));
 		}
 	}
 	return true; // Action was invoked

core/modules/widgets/action-log.js

@@ -66,7 +66,12 @@ LogWidget.prototype.log = function() {
 	});
 
 	for(var v in this.variables) {
-		allVars[v] = this.getVariable(v,{defaultValue:""});
+		var variable = this.parentWidget && this.parentWidget.variables[v];
+		if(variable && variable.isFunctionDefinition) {
+			allVars[v] = variable.value;
+		} else {
+			allVars[v]  = this.getVariable(v,{defaultValue:""});
+		}
 	}
 	if(this.filter) {
 		filteredVars = this.wiki.compileFilter(this.filter).call(this.wiki,this.wiki.makeTiddlerIterator(allVars));

core/modules/widgets/button.js

@@ -262,7 +262,7 @@ Selectively refreshes the widget if needed. Returns true if the widget or any of
 */
 ButtonWidget.prototype.refresh = function(changedTiddlers) {
 	var changedAttributes = this.computeAttributes();
-	if(changedAttributes.actions || changedAttributes.to || changedAttributes.message || changedAttributes.param || changedAttributes.set || changedAttributes.setTo || changedAttributes.popup || changedAttributes.hover || changedAttributes.selectedClass || changedAttributes.style || changedAttributes.dragFilter || changedAttributes.dragTiddler || (this.set && changedTiddlers[this.set]) || (this.popup && changedTiddlers[this.popup]) || (this.popupTitle && changedTiddlers[this.popupTitle]) || changedAttributes.popupAbsCoords || changedAttributes.setTitle || changedAttributes.setField || changedAttributes.setIndex || changedAttributes.popupTitle || changedAttributes.disabled || changedAttributes["default"]) {
+	if(changedAttributes.tooltip || changedAttributes.actions || changedAttributes.to || changedAttributes.message || changedAttributes.param || changedAttributes.set || changedAttributes.setTo || changedAttributes.popup || changedAttributes.hover || changedAttributes.selectedClass || changedAttributes.style || changedAttributes.dragFilter || changedAttributes.dragTiddler || (this.set && changedTiddlers[this.set]) || (this.popup && changedTiddlers[this.popup]) || (this.popupTitle && changedTiddlers[this.popupTitle]) || changedAttributes.popupAbsCoords || changedAttributes.setTitle || changedAttributes.setField || changedAttributes.setIndex || changedAttributes.popupTitle || changedAttributes.disabled || changedAttributes["default"]) {
 		this.refreshSelf();
 		return true;
 	} else {

core/modules/widgets/data.js

@@ -0,0 +1,184 @@
+/*\
+title: $:/core/modules/widgets/data.js
+type: application/javascript
+module-type: widget
+
+Widget to dynamically represent one or more tiddlers
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var DataWidget = function(parseTreeNode,options) {
+	this.dataWidgetTag = parseTreeNode.type;
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+DataWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+DataWidget.prototype.render = function(parent,nextSibling) {
+	this.parentDomNode = parent;
+	this.computeAttributes();
+	this.execute();
+	this.dataPayload = this.computeDataTiddlerValues(); // Array of $tw.Tiddler objects
+	this.domNode = this.document.createTextNode(this.readDataTiddlerValuesAsJson());
+	parent.insertBefore(this.domNode,nextSibling);
+	this.domNodes.push(this.domNode);
+};
+
+/*
+Compute the internal state of the widget
+*/
+DataWidget.prototype.execute = function() {
+	// Nothing to do here
+};
+
+/*
+Read the tiddler value(s) from a data widget as an array of tiddler field objects (not $tw.Tiddler objects)
+*/
+DataWidget.prototype.readDataTiddlerValues = function() {
+	var results = [];
+	$tw.utils.each(this.dataPayload,function(tiddler,index) {
+		results.push(tiddler.getFieldStrings());
+	});
+	return results;
+};
+
+/*
+Read the tiddler value(s) from a data widget as an array of tiddler field objects (not $tw.Tiddler objects)
+*/
+DataWidget.prototype.readDataTiddlerValuesAsJson = function() {
+	return JSON.stringify(this.readDataTiddlerValues(),null,4);
+};
+
+/*
+Compute list of tiddlers from a data widget
+*/
+DataWidget.prototype.computeDataTiddlerValues = function() {
+	var self = this;
+	// Read any attributes not prefixed with $
+	var item = Object.create(null);
+	$tw.utils.each(this.attributes,function(value,name) {
+		if(name.charAt(0) !== "$") {
+			item[name] = value;	
+		}
+	});
+	// Deal with $tiddler, $filter or $compound-tiddler attributes
+	var tiddlers = [],title;
+	if(this.hasAttribute("$tiddler")) {
+		title = this.getAttribute("$tiddler");
+		if(title) {
+			var tiddler = this.wiki.getTiddler(title);
+			if(tiddler) {
+				tiddlers.push(tiddler);
+			}
+		}
+	}
+	if(this.hasAttribute("$filter")) {
+		var filter = this.getAttribute("$filter");
+		if(filter) {
+			var titles = this.wiki.filterTiddlers(filter);
+			$tw.utils.each(titles,function(title) {
+				var tiddler = self.wiki.getTiddler(title);
+				if(tiddler) {
+					tiddlers.push(tiddler);
+				}
+			});
+		}
+	}
+	if(this.hasAttribute("$compound-tiddler")) {
+		title = this.getAttribute("$compound-tiddler");
+		if(title) {
+			tiddlers.push.apply(tiddlers,this.extractCompoundTiddler(title));
+		}
+	}
+	// Return the literal item if none of the special attributes were used
+	if(!this.hasAttribute("$tiddler") && !this.hasAttribute("$filter") && !this.hasAttribute("$compound-tiddler")) {
+		if(Object.keys(item).length > 0 && !!item.title) {
+			return [new $tw.Tiddler(item)];
+		} else {
+			return [];
+		}
+	} else {
+		// Apply the item fields to each of the tiddlers
+		delete item.title; // Do not overwrite the title
+		if(Object.keys(item).length > 0) {
+			$tw.utils.each(tiddlers,function(tiddler,index) {
+				tiddlers[index] = new $tw.Tiddler(tiddler,item);
+			});
+		}
+		return tiddlers;
+	}
+};
+
+/*
+Helper to extract tiddlers from text/vnd.tiddlywiki-multiple tiddlers
+*/
+DataWidget.prototype.extractCompoundTiddler = function(title) {
+	var tiddler = this.wiki.getTiddler(title);
+	if(tiddler && tiddler.fields.type === "text/vnd.tiddlywiki-multiple") {
+		var text = tiddler.fields.text || "",
+			rawTiddlers = text.split(/\r?\n\+\r?\n/),
+			tiddlers = [];
+		$tw.utils.each(rawTiddlers,function(rawTiddler) {
+			var fields = Object.create(null),
+				split = rawTiddler.split(/\r?\n\r?\n/mg);
+			if(split.length >= 1) {
+				fields = $tw.utils.parseFields(split[0],fields);
+			}
+			if(split.length >= 2) {
+				fields.text = split.slice(1).join("\n\n");
+			}
+			tiddlers.push(new $tw.Tiddler(fields));
+		});
+		return tiddlers;
+	} else {
+		return [];
+	}
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+DataWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes();
+	var newPayload = this.computeDataTiddlerValues();
+	if(hasPayloadChanged(this.dataPayload,newPayload)) {
+		this.dataPayload = newPayload;
+		this.domNode.textContent = this.readDataTiddlerValuesAsJson();
+		return true;
+	} else {
+		return false;
+	}
+};
+
+/*
+Compare two arrays of tiddlers and return true if they are different
+*/
+function hasPayloadChanged(a,b) {
+	if(a.length === b.length) {
+		for(var t=0; t<a.length; t++) {
+			if(!(a[t].isEqual(b[t]))) {
+				return true;
+			}
+		}
+		return false;
+	} else {
+		return true;
+	}
+}
+
+exports.data = DataWidget;
+
+})();

core/modules/widgets/parameters.js

@@ -74,6 +74,18 @@ ParametersWidget.prototype.execute = function() {
 				self.setVariable(variableName,getValue(name));
 			}
 		});
+	} else {
+		// There is no parent transclude. i.e. direct rendering.
+		// We use default values only.
+		$tw.utils.each($tw.utils.getOrderedAttributesFromParseTreeNode(self.parseTreeNode),function(attr,index) {
+			var name = attr.name;
+			// If the attribute name starts with $$ then reduce to a single dollar
+			if(name.substr(0,2) === "$$") {
+				name = name.substr(1);
+			}
+			var value = self.getAttribute(attr.name,"");
+			self.setVariable(name,value);
+		});
 	}
 	// Construct the child widgets
 	this.makeChildWidgets();

core/modules/widgets/testcase.js

@@ -0,0 +1,165 @@
+/*\
+title: $:/core/modules/widgets/testcase.js
+type: application/javascript
+module-type: widget
+
+Widget to display a test case
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var TestCaseWidget = function(parseTreeNode,options) {
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+TestCaseWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+TestCaseWidget.prototype.render = function(parent,nextSibling) {
+	var self = this;
+	this.parentDomNode = parent;
+	this.computeAttributes();
+	this.execute();
+	// Create container DOM node
+	var domNode = this.document.createElement("div");
+	this.domNodes.push(domNode);
+	parent.insertBefore(domNode,nextSibling);
+	// Render the children into a hidden DOM node
+	var parser = {
+		tree: [{
+			type: "widget",
+			attributes: {},
+			orderedAttributes: [],
+			children: this.parseTreeNode.children || []
+		}]
+	};
+	this.contentRoot = this.wiki.makeWidget(parser,{
+		document: $tw.fakeDocument,
+		parentWidget: this
+	});
+	this.contentContainer = $tw.fakeDocument.createElement("div");
+	this.contentRoot.render(this.contentContainer,null);
+	// Create a wiki
+	this.testcaseWiki = new $tw.Wiki();
+	// Always load the core plugin
+	var loadTiddler = function(title) {
+		var tiddler = self.wiki.getTiddler(title);
+		if(tiddler) {
+			self.testcaseWiki.addTiddler(tiddler);
+		}
+	}
+	loadTiddler("$:/core");
+	loadTiddler("$:/plugins/tiddlywiki/codemirror");
+	// Load tiddlers from child data widgets
+	var tiddlers = [];
+	this.findChildrenDataWidgets(this.contentRoot.children,"data",function(widget) {
+		Array.prototype.push.apply(tiddlers,widget.readDataTiddlerValues());
+	});
+	var jsonPayload = JSON.stringify(tiddlers);
+	this.testcaseWiki.addTiddlers(tiddlers);
+	// Unpack plugin tiddlers
+	this.testcaseWiki.readPluginInfo();
+	this.testcaseWiki.registerPluginTiddlers("plugin");
+	this.testcaseWiki.unpackPluginTiddlers();
+	this.testcaseWiki.addIndexersToWiki();
+	// Generate a `transclusion` variable that depends on the values of the payload tiddlers so that the template can easily make unique state tiddlers
+	this.setVariable("transclusion",$tw.utils.hashString(jsonPayload));
+	// Generate a `payloadTiddlers` variable that contains the payload in JSON format
+	this.setVariable("payloadTiddlers",jsonPayload);
+	// Only run the tests if the testcase output and expected results were specified, and those tiddlers actually exist in the wiki
+	var shouldRunTests = false;
+	if(this.testcaseTestOutput && this.testcaseWiki.tiddlerExists(this.testcaseTestOutput) && this.testcaseTestExpectedResult && this.testcaseWiki.tiddlerExists(this.testcaseTestExpectedResult)) {
+		shouldRunTests = true;
+	}
+	// Render the test rendering if required
+	if(shouldRunTests) {
+		var testcaseOutputContainer = $tw.fakeDocument.createElement("div");
+		var testcaseOutputWidget = this.testcaseWiki.makeTranscludeWidget(this.testcaseTestOutput,{
+			document: $tw.fakeDocument,
+			parseAsInline: false,
+			parentWidget: this,
+			variables: {
+				currentTiddler: this.testcaseTestOutput
+			}
+		});
+		testcaseOutputWidget.render(testcaseOutputContainer);
+	}
+	// Clear changes queue
+	this.testcaseWiki.clearTiddlerEventQueue();
+	// Run the actions if provided
+	if(this.testcaseWiki.tiddlerExists(this.testcaseTestActions)) {
+		testcaseOutputWidget.invokeActionString(this.testcaseWiki.getTiddlerText(this.testcaseTestActions));
+		testcaseOutputWidget.refresh(this.testcaseWiki.changedTiddlers,testcaseOutputContainer);
+	}
+	// Set up the test result variables
+	var testResult = "",
+		outputHTML = "",
+		expectedHTML = "";
+	if(shouldRunTests) {
+		outputHTML = testcaseOutputContainer.children[0].innerHTML;
+		expectedHTML = this.testcaseWiki.getTiddlerText(this.testcaseTestExpectedResult);
+		if(outputHTML === expectedHTML) {
+			testResult = "pass";
+		} else {
+			testResult = "fail";
+		}
+		this.setVariable("outputHTML",outputHTML);
+		this.setVariable("expectedHTML",expectedHTML);
+		this.setVariable("testResult",testResult);
+		this.setVariable("currentTiddler",this.testcaseTestOutput);
+	}
+	// Don't display anything if testHideIfPass is "yes" and the tests have passed
+	if(this.testcaseHideIfPass === "yes" && testResult !== "fail") {
+		return;
+	}
+	// Render the page root template of the subwiki
+	var rootWidget = this.testcaseWiki.makeTranscludeWidget(this.testcaseTemplate,{
+		document: this.document,
+		parseAsInline: false,
+		parentWidget: this
+	});
+	rootWidget.render(domNode);
+	// Trap changes in the wiki and refresh the rendering
+	this.testcaseWiki.addEventListener("change",function(changes) {
+		rootWidget.refresh(changes,domNode);
+	});
+};
+
+/*
+Compute the internal state of the widget
+*/
+TestCaseWidget.prototype.execute = function() {
+	this.testcaseTemplate = this.getAttribute("template","$:/core/ui/testcases/DefaultTemplate");
+	this.testcaseTestOutput = this.getAttribute("testOutput");
+	this.testcaseTestActions = this.getAttribute("testActions");
+	this.testcaseTestExpectedResult = this.getAttribute("testExpectedResult");
+	this.testcaseHideIfPass = this.getAttribute("testHideIfPass");
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+TestCaseWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes();
+	if($tw.utils.count(changedAttributes) > 0) {
+		this.refreshSelf();
+		return true;
+	} else {
+		return this.contentRoot.refresh(changedTiddlers);
+	}
+};
+
+exports["testcase"] = TestCaseWidget;
+
+})();

core/modules/widgets/transclude.js

@@ -30,7 +30,30 @@ TranscludeWidget.prototype.render = function(parent,nextSibling) {
 	this.parentDomNode = parent;
 	this.computeAttributes();
 	this.execute();
-	this.renderChildren(parent,nextSibling);
+	try {
+		this.renderChildren(parent,nextSibling);
+	} catch(error) {
+		if(error instanceof $tw.utils.TranscludeRecursionError) {
+			// We were infinite looping.
+			// We need to try and abort as much of the loop as we can, so we will keep "throwing" upward until we find a transclusion that has a different signature.
+			// Hopefully that will land us just outside where the loop began. That's where we want to issue an error.
+			// Rendering widgets beneath this point may result in a freezing browser if they explode exponentially.
+			var transcludeSignature = this.getVariable("transclusion");
+			if(this.getAncestorCount() > $tw.utils.TranscludeRecursionError.MAX_WIDGET_TREE_DEPTH - 50) {
+				// For the first fifty transcludes we climb up, we simply collect signatures.
+				// We're assuming that those first 50 will likely include all transcludes involved in the loop.
+				error.signatures[transcludeSignature] = true;
+			} else if(!error.signatures[transcludeSignature]) {
+				// Now that we're past the first 50, let's look for the first signature that wasn't in the loop. That'll be where we print the error and resume rendering.
+				this.children = [this.makeChildWidget({type: "error", attributes: {
+					"$message": {type: "string", value: $tw.language.getString("Error/RecursiveTransclusion")}
+				}})];
+				this.renderChildren(parent,nextSibling);
+				return;
+			}
+		}
+		throw error;
+	}
 };
 
 /*

core/modules/widgets/widget.js

@@ -12,9 +12,6 @@ Widget base class
 /*global $tw: false */
 "use strict";
 
-/* Maximum permitted depth of the widget tree for recursion detection */
-var MAX_WIDGET_TREE_DEPTH = 1000;
-
 /*
 Create a widget object for a parse tree node
 	parseTreeNode: reference to the parse tree node to be rendered
@@ -166,6 +163,8 @@ Widget.prototype.getVariableInfo = function(name,options) {
 			});
 			resultList = this.wiki.filterTiddlers(value,this.makeFakeWidgetWithVariables(variables),options.source);
 			value = resultList[0] || "";
+		} else {
+			params = variable.params;
 		}
 		return {
 			text: value,
@@ -317,7 +316,8 @@ Widget.prototype.getStateQualifier = function(name) {
 Make a fake widget with specified variables, suitable for variable lookup in filters
 */
 Widget.prototype.makeFakeWidgetWithVariables = function(variables) {
-	var self = this;
+	var self = this,
+		variables = variables || {};
 	return {
 		getVariable: function(name,opts) {
 			if($tw.utils.hop(variables,name)) {
@@ -335,7 +335,7 @@ Widget.prototype.makeFakeWidgetWithVariables = function(variables) {
 				};
 			} else {
 				opts = opts || {};
-				opts.variables = variables;
+				opts.variables = $tw.utils.extend(variables,opts.variables);
 				return self.getVariableInfo(name,opts);
 			};
 		},
@@ -494,10 +494,8 @@ Widget.prototype.makeChildWidgets = function(parseTreeNodes,options) {
 	this.children = [];
 	var self = this;
 	// Check for too much recursion
-	if(this.getAncestorCount() > MAX_WIDGET_TREE_DEPTH) {
-		this.children.push(this.makeChildWidget({type: "error", attributes: {
-			"$message": {type: "string", value: $tw.language.getString("Error/RecursiveTransclusion")}
-		}}));
+	if(this.getAncestorCount() > $tw.utils.TranscludeRecursionError.MAX_WIDGET_TREE_DEPTH) {
+		throw new $tw.utils.TranscludeRecursionError();
 	} else {
 		// Create set variable widgets for each variable
 		$tw.utils.each(options.variables,function(value,name) {
@@ -813,6 +811,21 @@ Widget.prototype.allowActionPropagation = function() {
 	return true;
 };
 
+/*
+Find child <$data> widgets recursively. The tag name allows aliased versions of the widget to be found too
+*/
+Widget.prototype.findChildrenDataWidgets = function(children,tag,callback) {
+	var self = this;
+	$tw.utils.each(children,function(child) {
+		if(child.dataWidgetTag === tag) {
+			callback(child);
+		}
+		if(child.children) {
+			self.findChildrenDataWidgets(child.children,tag,callback);
+		}
+	});
+};
+
 /*
 Evaluate a variable with parameters. This is a static convenience method that attempts to evaluate a variable as a function, returning an array of strings
 */

core/modules/wiki.js

@@ -551,28 +551,41 @@ exports.getTiddlerBacklinks = function(targetTitle) {
 
 
 /*
-Return an array of tiddler titles that are directly transcluded within the given parse tree
+Return an array of tiddler titles that are directly transcluded within the given parse tree. `title` is the tiddler being parsed, we will ignore its self-referential transclusions, only return
  */
-exports.extractTranscludes = function(parseTreeRoot) {
+exports.extractTranscludes = function(parseTreeRoot, title) {
 	// Count up the transcludes
 	var transcludes = [],
 		checkParseTree = function(parseTree, parentNode) {
 			for(var t=0; t<parseTree.length; t++) {
 				var parseTreeNode = parseTree[t];
-				if(parseTreeNode.type === "transclude" && parseTreeNode.attributes.$tiddler && parseTreeNode.attributes.$tiddler.type === "string") {
-					var value;
-					// if it is Transclusion with Templates like `{{Index||$:/core/ui/TagTemplate}}`, the `$tiddler` will point to the template. We need to find the actual target tiddler from parent node
-					if(parentNode && parentNode.type === "tiddler" && parentNode.attributes.tiddler && parentNode.attributes.tiddler.type === "string") {
-						value = parentNode.attributes.tiddler.value;
-					} else {
-						value = parseTreeNode.attributes.$tiddler.value;
+				if(parseTreeNode.type === "transclude") {
+					if(parseTreeNode.attributes.$tiddler && parseTreeNode.attributes.$tiddler.type === "string") {
+						var value;
+						// if it is Transclusion with Templates like `{{Index||$:/core/ui/TagTemplate}}`, the `$tiddler` will point to the template. We need to find the actual target tiddler from parent node
+						if(parentNode && parentNode.type === "tiddler" && parentNode.attributes.tiddler && parentNode.attributes.tiddler.type === "string") {
+							// Empty value (like `{{!!field}}`) means self-referential transclusion. 
+							value = parentNode.attributes.tiddler.value || title;
+						} else {
+							value = parseTreeNode.attributes.$tiddler.value;
+						}
+					} else if(parseTreeNode.attributes.tiddler && parseTreeNode.attributes.tiddler.type === "string") {
+						// Old transclude widget usage
+						value = parseTreeNode.attributes.tiddler.value;
+					} else if(parseTreeNode.attributes.$field && parseTreeNode.attributes.$field.type === "string") {
+						// Empty value (like `<$transclude $field='created'/>`) means self-referential transclusion. 
+						value = title;
+					} else if(parseTreeNode.attributes.field && parseTreeNode.attributes.field.type === "string") {
+						// Old usage with Empty value (like `<$transclude field='created'/>`)
+						value = title;
 					}
-					if(transcludes.indexOf(value) === -1) {
-						transcludes.push(value);
+					// Deduplicate the result.
+					if(value && transcludes.indexOf(value) === -1) {
+						$tw.utils.pushTop(transcludes,value);
 					}
 				}
 				if(parseTreeNode.children) {
-					checkParseTree(parseTreeNode.children, parseTreeNode);
+					checkParseTree(parseTreeNode.children,parseTreeNode);
 				}
 			}
 		};
@@ -591,7 +604,8 @@ exports.getTiddlerTranscludes = function(title) {
 		// Parse the tiddler
 		var parser = self.parseTiddler(title);
 		if(parser) {
-			return self.extractTranscludes(parser.tree);
+			// this will ignore self-referential transclusions from `title`
+			return self.extractTranscludes(parser.tree,title);
 		}
 		return [];
 	});

core/palettes/GruvBoxDark.tid

@@ -82,6 +82,10 @@ sidebar-tab-foreground: <<colour tab-foreground>>
 sidebar-tiddler-link-foreground-hover: #458588
 sidebar-tiddler-link-foreground: #98971a
 site-title-foreground: <<colour tiddler-title-foreground>>
+stability-deprecated: #cc241d
+stability-experimental: #d79921
+stability-legacy: #458588
+stability-stable: #98971a
 static-alert-foreground: #B48EAD
 tab-background-selected: #ebdbb2
 tab-background: #665c54

core/palettes/Nord.tid

@@ -82,6 +82,10 @@ sidebar-tab-foreground: <<colour tab-foreground>>
 sidebar-tiddler-link-foreground-hover: #A3BE8C
 sidebar-tiddler-link-foreground: #81A1C1
 site-title-foreground: <<colour tiddler-title-foreground>>
+stability-deprecated: #bf616a
+stability-experimental: #d08770
+stability-legacy: #88c0d0
+stability-stable: #a3be8c
 static-alert-foreground: #B48EAD
 tab-background-selected: #ECEFF4
 tab-background: #4C566A

core/palettes/SolarizedDark.tid

@@ -18,7 +18,7 @@ button-foreground: #93a1a1
 code-background: #073642
 code-border: #586e75
 code-foreground: #93a1a1
-dirty-indicator: inherit
+dirty-indicator: #dc322f
 download-background: #859900
 download-foreground: #073642
 dragger-background: #073642
@@ -72,6 +72,10 @@ sidebar-tab-foreground-selected: #93a1a1
 sidebar-tiddler-link-foreground: #2aa198
 sidebar-tiddler-link-foreground-hover: #eee8d5
 site-title-foreground: #d33682
+stability-deprecated: #dc322f
+stability-experimental: #b58900
+stability-legacy: #268bd2
+stability-stable: #859900
 static-alert-foreground: #93a1a1
 tab-background: #073642
 tab-background-selected: #002b36

core/palettes/SolarizedLight.tid

@@ -18,7 +18,7 @@ button-foreground: #586e75
 code-background: #eee8d5
 code-border: #93a1a1
 code-foreground: #586e75
-dirty-indicator: inherit
+dirty-indicator: #dc322f
 download-background: #859900
 download-foreground: #eee8d5
 dragger-background: #eee8d5
@@ -72,6 +72,10 @@ sidebar-tab-foreground-selected: #586e75
 sidebar-tiddler-link-foreground: #2aa198
 sidebar-tiddler-link-foreground-hover: #002b36
 site-title-foreground: #d33682
+stability-deprecated: #dc322f
+stability-experimental: #b58900
+stability-legacy: #268bd2
+stability-stable: #859900
 static-alert-foreground: #586e75
 tab-background: #eee8d5
 tab-background-selected: #fdf6e3

core/palettes/Vanilla.tid

@@ -82,6 +82,10 @@ sidebar-tab-foreground: <<colour tab-foreground>>
 sidebar-tiddler-link-foreground-hover: #444444
 sidebar-tiddler-link-foreground: #999999
 site-title-foreground: <<colour tiddler-title-foreground>>
+stability-stable: #008000
+stability-experimental: #c07c00
+stability-deprecated: #ff0000
+stability-legacy: #0000ff
 static-alert-foreground: #aaaaaa
 tab-background-selected: #ffffff
 tab-background: #d8d8d8
@@ -95,6 +99,9 @@ table-footer-background: #a8a8a8
 table-header-background: #f0f0f0
 tag-background: #ec6
 tag-foreground: #ffffff
+testcase-accent-level-1: #c1eaff
+testcase-accent-level-2: #E3B740
+testcase-accent-level-3: #5FD564
 tiddler-background: <<colour background>>
 tiddler-border: <<colour background>>
 tiddler-controls-foreground-hover: #888888

core/plugin.info

@@ -5,5 +5,6 @@
 	"author": "JeremyRuston",
 	"core-version": ">=5.0.0",
 	"plugin-priority": "0",
-	"list": "readme"
+	"list": "readme",
+	"stability": "STABILITY_2_STABLE"
 }

core/templates/external-js/save-all-external-js.tid

@@ -3,7 +3,7 @@ title: $:/core/save/all-external-js
 \whitespace trim
 \import [subfilter{$:/core/config/GlobalImportFilter}]
 \define saveTiddlerFilter()
-[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/core]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
+[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/core]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
 \end
 
 <!-- Important: core library is provided by serving URI encoded $:/core/templates/tiddlywiki5.js -->

core/templates/external-js/save-offline-external-js.tid

@@ -3,7 +3,7 @@ title: $:/core/save/offline-external-js
 \whitespace trim
 \import [subfilter{$:/core/config/GlobalImportFilter}]
 \define saveTiddlerFilter()
-[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/core]] -[[$:/plugins/tiddlywiki/filesystem]] -[[$:/plugins/tiddlywiki/tiddlyweb]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
+[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/core]] -[[$:/plugins/tiddlywiki/filesystem]] -[[$:/plugins/tiddlywiki/tiddlyweb]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
 \end
 \define defaultCoreURL() tiddlywikicore-$(version)$.js
 <$let coreURL={{{ [[coreURL]is[variable]then<coreURL>else<defaultCoreURL>] }}}>

core/templates/save-all.tid

@@ -2,6 +2,6 @@ title: $:/core/save/all
 
 \import [subfilter{$:/core/config/GlobalImportFilter}]
 \define saveTiddlerFilter()
-[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
+[is[tiddler]] -[prefix[$:/state/popup/]] -[prefix[$:/temp/]] -[prefix[$:/HistoryList]] -[status[pending]plugin-type[import]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]] $(publishFilter)$
 \end
 {{$:/core/templates/tiddlywiki5.html}}

core/templates/save-empty.tid

@@ -1,6 +1,6 @@
 title: $:/core/save/empty
 
 \define saveTiddlerFilter()
-[is[system]] -[prefix[$:/state/popup/]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]]
+[is[system]] -[prefix[$:/state/popup/]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] +[sort[title]]
 \end
 {{$:/core/templates/tiddlywiki5.html}}

core/templates/save-lazy-all.tid

@@ -1,7 +1,7 @@
 title: $:/core/save/lazy-all
 
 \define saveTiddlerFilter()
-[is[system]] -[prefix[$:/state/popup/]] -[[$:/HistoryList]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] [is[tiddler]type[application/javascript]] +[sort[title]]
+[is[system]] -[prefix[$:/state/popup/]] -[[$:/HistoryList]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] [is[tiddler]type[application/javascript]] +[sort[title]]
 \end
 \define skinnySaveTiddlerFilter()
 [!is[system]] -[type[application/javascript]]

core/templates/save-lazy-images.tid

@@ -1,7 +1,7 @@
 title: $:/core/save/lazy-images
 
 \define saveTiddlerFilter()
-[is[tiddler]] -[prefix[$:/state/popup/]] -[[$:/HistoryList]] -[[$:/boot/boot.css]] -[type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] -[!is[system]is[image]] +[sort[title]] 
+[is[tiddler]] -[prefix[$:/state/popup/]] -[[$:/HistoryList]] -[[$:/boot/boot.css]] -[is[system]type[application/javascript]library[yes]] -[[$:/boot/boot.js]] -[[$:/boot/bootprefix.js]] -[!is[system]is[image]] +[sort[title]] 
 \end
 \define skinnySaveTiddlerFilter()
 [!is[system]is[image]]

core/ui/Components/plugin-info.tid

@@ -45,7 +45,17 @@ $:/config/Plugins/Disabled/$(currentTiddler)$
 		<$view field="title"/>
 	</h2>
 	<h2>
-		<div><em><$view field="version"/></em></div>
+		<div>
+			<%if [<currentTiddler>get[stability]match[STABILITY_0_DEPRECATED]] %>
+				<span class="tc-plugin-info-stability tc-plugin-info-stability-deprecated">DEPRECATED</span>
+			<%elseif [<currentTiddler>get[stability]match[STABILITY_1_EXPERIMENTAL]] %>
+				<span class="tc-plugin-info-stability tc-plugin-info-stability-experimental">EXPERIMENTAL</span>
+			<%elseif [<currentTiddler>get[stability]match[STABILITY_2_STABLE]] %>
+				<span class="tc-plugin-info-stability tc-plugin-info-stability-stable">STABLE</span>
+			<%elseif [<currentTiddler>get[stability]match[STABILITY_3_LEGACY]] %>
+				<span class="tc-plugin-info-stability tc-plugin-info-stability-legacy">LEGACY</span>
+			<%endif%>
+			<em><$view field="version"/></em></div>
 	</h2>
 </div>
 \end

core/ui/ControlPanel/Modals/AddPlugins.tid

@@ -70,9 +70,20 @@ $:/state/add-plugin-info/$(connectionTiddler)$/$(assetInfo)$
 <div class="tc-plugin-info-chunk tc-plugin-info-description">
 <h1><strong><$text text={{{ [<assetInfo>get[name]] ~[<assetInfo>get[original-title]split[/]last[1]] }}}/></strong>:
 &#32;
-<$view tiddler=<<assetInfo>> field="description"/></h1>
+<$view tiddler=<<assetInfo>> field="description"/>
+</h1>
 <h2><$view tiddler=<<assetInfo>> field="original-title"/></h2>
-<div><em><$view tiddler=<<assetInfo>> field="version"/></em></div>
+<div>
+<%if [<assetInfo>get[stability]match[STABILITY_0_DEPRECATED]] %>
+	<span class="tc-plugin-info-stability tc-plugin-info-stability-deprecated">DEPRECATED</span>
+<%elseif [<assetInfo>get[stability]match[STABILITY_1_EXPERIMENTAL]] %>
+	<span class="tc-plugin-info-stability tc-plugin-info-stability-experimental">EXPERIMENTAL</span>
+<%elseif [<assetInfo>get[stability]match[STABILITY_2_STABLE]] %>
+	<span class="tc-plugin-info-stability tc-plugin-info-stability-stable">STABLE</span>
+<%elseif [<assetInfo>get[stability]match[STABILITY_3_LEGACY]] %>
+	<span class="tc-plugin-info-stability tc-plugin-info-stability-legacy">LEGACY</span>
+<%endif%>
+<em><$view tiddler=<<assetInfo>> field="version"/></em></div>
 <$list filter="[<assetInfo>get[original-title]get[version]]" variable="installedVersion"><div><em>{{$:/language/ControlPanel/Plugins/AlreadyInstalled/Hint}}</em></div></$list>
 </div>
 <div class="tc-plugin-info-chunk tc-plugin-info-buttons">

core/ui/ControlPanel/TestCases.tid

@@ -0,0 +1,10 @@
+title: $:/core/ui/ControlPanel/TestCases
+tags: $:/tags/ControlPanel/Advanced
+caption: {{$:/language/ControlPanel/TestCases/Caption}}
+
+\whitespace trim
+{{$:/language/ControlPanel/TestCases/Hint}}
+
+<div class="tc-control-panel">
+<$macrocall $name="tabs" tabsList="[all[shadows+tiddlers]tag[$:/tags/ControlPanel/TestCases]!has[draft.of]]" default="$:/core/ui/ControlPanel/TestCases/All"/>
+</div>

core/ui/ControlPanel/TestCasesAll.tid

@@ -0,0 +1,24 @@
+title: $:/core/ui/ControlPanel/TestCases/All
+tags: $:/tags/ControlPanel/TestCases
+caption: {{$:/language/ControlPanel/TestCases/All/Caption}}
+
+\define lingo-base() $:/language/ControlPanel/
+<<lingo TestCases/All/Hint>>
+
+<$list filter="[all[tiddlers+shadows]tag[$:/tags/wiki-test-spec]type[text/vnd.tiddlywiki-multiple]] [all[tiddlers+shadows]tag[$:/tags/wiki-test-spec-failing]type[text/vnd.tiddlywiki-multiple]]">
+
+<h2>
+
+<$link>
+
+<$text text=<<currentTiddler>>/>
+
+</$link>
+
+</h2>
+
+<$transclude
+	$tiddler="$:/core/ui/TestCaseTemplate"
+/>
+
+</$list>

core/ui/ControlPanel/TestCasesFailed.tid

@@ -0,0 +1,15 @@
+title: $:/core/ui/ControlPanel/TestCases/Failed
+tags: $:/tags/ControlPanel/TestCases
+caption: {{$:/language/ControlPanel/TestCases/Failed/Caption}}
+
+\define lingo-base() $:/language/ControlPanel/
+<<lingo TestCases/Failed/Hint>>
+
+<$list filter="[all[tiddlers+shadows]tag[$:/tags/wiki-test-spec]type[text/vnd.tiddlywiki-multiple]] [all[tiddlers+shadows]tag[$:/tags/wiki-test-spec-failing]type[text/vnd.tiddlywiki-multiple]]">
+
+<$transclude
+	$tiddler="$:/core/ui/TestCaseTemplate"
+	hideIfPass="yes"
+/>
+
+</$list>

core/ui/ControlPanel/TiddlyWiki.tid

@@ -9,7 +9,7 @@ list-before:
 
 <$list filter="[all[shadows+tiddlers]tag[$:/tags/ControlPanel/Settings]]">
 
-<div class="tc-control-panel-setting" data-setting-title=<<currentTiddler>> style="border-top:1px solid #eee;">
+<div class="tc-control-panel-setting" data-setting-title=<<currentTiddler>> >
 
 !!.tc-control-panel-accent <$link><$transclude field="caption"/></$link>
 

core/ui/KeyboardShortcuts/refresh.tid

@@ -0,0 +1,5 @@
+title: $:/core/ui/KeyboardShortcuts/refresh
+tags: $:/tags/KeyboardShortcut
+key: ((refresh))
+
+<$action-sendmessage $message="tm-browser-refresh"/>

core/ui/PageControls.tid

@@ -1,16 +1,14 @@
 title: $:/core/ui/PageTemplate/pagecontrols
 
 \whitespace trim
-\define config-title() $:/config/PageControlButtons/Visibility/$(listItem)$
+\function config-title() [[$:/config/PageControlButtons/Visibility/$(listItem)$]substitute[]]
 
 <div class="tc-page-controls">
 	<$list filter="[all[shadows+tiddlers]tag[$:/tags/PageControls]!has[draft.of]]" variable="listItem">
-		<$set name="hidden" value=<<config-title>>>
-			<$list filter="[<hidden>!text[hide]]" storyview="pop" variable="ignore">
-				<$set name="tv-config-toolbar-class" filter="[<tv-config-toolbar-class>] [<listItem>encodeuricomponent[]addprefix[tc-btn-]]">
-					<$transclude tiddler=<<listItem>> mode="inline"/>
-				</$set>
-			</$list>
-		</$set>
+		<$list filter="[<config-title>!text[hide]]" storyview="pop" variable="ignore">
+			<$let tv-config-toolbar-class={{{ [enlist<tv-config-toolbar-class>] [<listItem>encodeuricomponent[]addprefix[tc-btn-]] +[join[ ]] }}}>
+				<$transclude $tiddler=<<listItem>> $mode="inline"/>
+			</$let>
+		</$list>
 	</$list>
-</div>
+</div>

core/ui/StandardLayout.tid

@@ -1,7 +1,7 @@
 title: $:/core/ui/PageTemplate
 name: {{$:/language/PageTemplate/Name}}
 description: {{$:/language/PageTemplate/Description}}
-icon: $:/core/images/default-layout
+icon: $:/core/images/standard-layout
 code-body: yes
 
 \whitespace trim

core/ui/TestCaseTemplate.tid

@@ -0,0 +1,19 @@
+title: $:/core/ui/TestCaseTemplate
+
+\parameters (hideIfPass:"no")
+\whitespace trim
+<$let
+	linkTarget="yes"
+	displayFormat={{!!display-format}}
+	testcaseTiddler=<<currentTiddler>>
+>
+	<$testcase
+		testOutput="Output"
+		testExpectedResult="ExpectedResult"
+		testActions="Actions"
+		testHideIfPass=<<hideIfPass>>
+	>
+		<$data $compound-tiddler=<<currentTiddler>>/>
+		<$data title="Description" text={{!!description}}/>
+	</$testcase>
+</$let>

core/ui/TestCases/DefaultTemplate.tid

@@ -0,0 +1,91 @@
+title: $:/core/ui/testcases/DefaultTemplate
+
+\whitespace trim
+\procedure linkcatcherActions()
+<%if [<navigateTo>has[title]] %>
+	<$qualify title=<<state>> name="qualifiedState">
+		<$action-setfield $tiddler=<<qualifiedState>> text=<<navigateTo>>/>
+	</$qualify>
+<%endif%>
+\end
+
+<$let
+	state={{{ [<qualify "$:/state/testcase">] }}}
+>
+	<div class="tc-test-case-wrapper">
+		<div class="tc-test-case-header">
+			<h2>
+				<$genesis $type={{{ [<linkTarget>!match[]then[$link]else[span]] }}} to=<<testcaseTiddler>>>
+					<%if [<testResult>!match[]] %>
+						<span class={{{ tc-test-case-result-icon [<testResult>!match[fail]then[tc-test-case-result-icon-pass]] [<testResult>match[fail]then[tc-test-case-result-icon-fail]] +[join[ ]] }}}>
+							<%if [<testResult>!match[fail]] %>
+								{{$:/core/images/done-button}}
+							<%else%>
+								{{$:/core/images/close-button}}
+							<%endif%>
+						</span>
+					<%endif%>
+					<$view tiddler="Description" mode="inline"/>
+				</$genesis>
+				<span class="tc-test-case-toolbar">
+					<$button popup=`$(state)$-more`
+						tooltip={{$:/language/Buttons/More/Hint}}
+						aria-label={{$:/language/Buttons/More/Caption}}
+						class="tc-btn-invisible"
+						selectedClass="tc-selected"
+					>
+						{{$:/core/images/down-arrow}}
+					</$button>
+					<$let 
+						tv-config-toolbar-icons="yes"
+						tv-config-toolbar-text="yes"
+						tv-config-toolbar-class="tc-btn-invisible"
+					>
+						<$reveal state=`$(state)$-more` type="popup" position="belowleft" animate="yes">
+							<div class="tc-drop-down">
+								<$list filter="[all[shadows+tiddlers]tag[$:/tags/TestCase/Actions]!has[draft.of]]"
+									variable="listItem"
+								>
+									<$transclude tiddler=<<listItem>> mode="inline"/>
+								</$list>
+							</div>
+						</$reveal>
+					</$let>
+				</span>
+			</h2>
+		</div>
+		<%if [[Narrative]is[tiddler]] %>
+			<div class="tc-test-case-narrative">
+				<$transclude $tiddler="Narrative" mode="block"/>
+			</div>
+		<%endif%>
+		<%if [<testResult>match[fail]] %>
+			<div class="tc-test-case-result-fail">
+				<div class="tc-test-case-result-fail-header">
+					TEST FAILED
+				</div>
+				<div class="tc-test-case-result-fail-body">
+					<$diff-text source=<<expectedHTML>> dest=<<outputHTML>>/>
+				</div>
+			</div>
+		<%endif%>
+		<div class="tc-test-case-panes">
+			<div class="tc-test-case-source">
+				<$macrocall $name="tabs" tabsList="[all[tiddlers]sort[]] -[prefix<state>] -Description -Narrative -Output Output +[putfirst[]] -[has[plugin-type]]" state=<<state>> default="Output" template="$:/core/ui/testcases/DefaultTemplate/SourceTabs"/>
+			</div>
+			<div class="tc-test-case-divider">
+			</div>
+			<div class="tc-test-case-output">
+				<%if [<displayFormat>!match[]else[wikitext]match[plaintext]] %>
+					<pre><$view tiddler="Output" format="plainwikified" mode="block"/></pre>
+				<%else%>
+					<$linkcatcher actions=<<linkcatcherActions>>>
+						<$tiddler tiddler="Output">
+							<$transclude $tiddler="Output" $mode="block"/>
+						</$tiddler>
+					</$linkcatcher>
+				<%endif%>
+			</div>
+		</div>
+	</div>
+</$let>

core/ui/TestCases/DefaultTemplateSourceTabs.tid

@@ -0,0 +1,27 @@
+title: $:/core/ui/testcases/DefaultTemplate/SourceTabs
+
+\whitespace trim
+\procedure body()
+<$list filter="[<currentTab>fields[]] -text +[limit[1]]" variable="ignore">
+	<table class="tc-field-table">
+		<tbody>
+			<$list filter="[<currentTab>fields[]sort[]] -text -title title +[putfirst[]]" variable="fieldName">
+				<tr>
+					<td>
+						<$text text=<<fieldName>>/>
+					</td>
+					<td>
+						<$view tiddler=<<currentTab>> field=<<fieldName>>/>
+					</td>
+				</tr>
+			</$list>
+		</tbody>
+	</table>
+</$list>
+<$edit class="tc-edit-texteditor" tiddler=<<currentTab>>/>
+<div class="tc-test-case-footer-toolbar">
+<$macrocall $name="copy-to-clipboard" src={{{ [<currentTab>get[text]] }}}/>
+</div>
+\end
+
+<$transclude $variable="body" $mode="inline"/>

core/ui/TestCases/RawJSONTemplate.tid

@@ -0,0 +1,4 @@
+title: $:/core/ui/testcases/RawJSONTemplate
+
+\whitespace trim
+<$text text=<<payloadTiddlers>>/>

core/ui/TestCases/actions/Export.tid

@@ -0,0 +1,4 @@
+title: $:/core/ui/testcases/actions/Export
+tags: $:/tags/TestCase/Actions
+
+<$macrocall $name="exportButton" exportFilter="[all[tiddlers]sort[]] -[prefix[$:/state/]] -Description -Narrative -ExpectedResult -Output Output +[putfirst[]] -[has[plugin-type]]" lingoBase="$:/language/Buttons/ExportTiddlers/"/>

core/ui/TestCases/actions/Import.tid

@@ -0,0 +1,11 @@
+title: $:/core/ui/testcases/actions/Import
+tags: $:/tags/TestCase/Actions
+
+\whitespace trim
+<$button tooltip={{$:/language/Buttons/TestCaseImport/Hint}} aria-label={{$:/language/Buttons/TestCaseImport/Caption}} class=<<tv-config-toolbar-class>>>
+<$action-sendmessage $message="tm-import-tiddlers" $param=<<payloadTiddlers>>/>
+{{$:/core/images/input-button}}
+<span class="tc-btn-text">
+<$text text={{$:/language/Buttons/TestCaseImport/Caption}}/>
+</span>
+</$button>

core/wiki/config/OfficialPluginLibrary.tid

@@ -1,6 +1,6 @@
 title: $:/config/OfficialPluginLibrary
 tags: $:/tags/PluginLibrary
-url: https://tiddlywiki.com/library/v5.3.3/index.html
+url: https://tiddlywiki.com/library/v5.3.5/index.html
 caption: {{$:/language/OfficialPluginLibrary}}
 
 {{$:/language/OfficialPluginLibrary/Hint}}

core/wiki/config/ShortcutInfo.multids

@@ -35,6 +35,7 @@ new-tiddler: {{$:/language/Buttons/NewTiddler/Hint}}
 picture: {{$:/language/Buttons/Picture/Hint}}
 preview: {{$:/language/Buttons/Preview/Hint}}
 quote: {{$:/language/Buttons/Quote/Hint}}
+refresh: {{$:/language/Buttons/Refresh/Hint}}
 save-tiddler: {{$:/language/Buttons/Save/Hint}}
 save-wiki: {{$:/language/Buttons/SaveWiki/Hint}}
 sidebar-search: {{$:/language/Buttons/SidebarSearch/Hint}}

core/wiki/config/ViewTemplateBodyFilters.multids

@@ -1,6 +1,7 @@
 title: $:/config/ViewTemplateBodyFilters/
 tags: $:/tags/ViewTemplateBodyFilter
 
+testcase: [tag[$:/tags/wiki-test-spec]type[text/vnd.tiddlywiki-multiple]then[$:/core/ui/TestCaseTemplate]] [tag[$:/tags/wiki-test-spec-failing]type[text/vnd.tiddlywiki-multiple]then[$:/core/ui/TestCaseTemplate]]
 stylesheet: [tag[$:/tags/Stylesheet]then[$:/core/ui/ViewTemplate/body/rendered-plain-text]]
 core-ui-tags: [tag[$:/tags/PageTemplate]] [tag[$:/tags/EditTemplate]] [tag[$:/tags/ViewTemplate]] [tag[$:/tags/KeyboardShortcut]] [tag[$:/tags/ImportPreview]] [tag[$:/tags/EditPreview]][tag[$:/tags/EditorToolbar]] [tag[$:/tags/Actions]] :then[[$:/core/ui/ViewTemplate/body/code]]
 system: [prefix[$:/boot/]] [prefix[$:/config/]] [prefix[$:/core/macros]] [prefix[$:/core/save/]] [prefix[$:/core/templates/]]  [prefix[$:/info/]] [prefix[$:/language/]] [prefix[$:/languages/]] [prefix[$:/snippets/]] [prefix[$:/state/]] [prefix[$:/status/]] [prefix[$:/info/]] [prefix[$:/temp/]] +[!is[image]limit[1]then[$:/core/ui/ViewTemplate/body/code]]

core/wiki/config/shortcuts/shortcuts-mac.multids

@@ -6,4 +6,5 @@ underline: meta-U
 new-image: ctrl-I
 new-journal: ctrl-J
 new-tiddler: ctrl-N
+refresh: meta-R
 save-wiki: meta-S

core/wiki/config/shortcuts/shortcuts-not-mac.multids

@@ -6,3 +6,4 @@ underline: ctrl-U
 new-image: alt-I
 new-journal: alt-J
 new-tiddler: alt-N
+refresh: ctrl-R

core/wiki/macros/CSS.tid

@@ -1,18 +1,17 @@
 title: $:/core/macros/CSS
 tags: $:/tags/Macro $:/tags/Global
 
-\procedure colour(name)
+<!-- Needs to stay that way for backwards compatibility. See GH issue: #8326 -->
+\define colour(name)
 \whitespace trim
-<$transclude $tiddler={{$:/palette}} $index=`$(name)$`>
-	<$transclude $tiddler="$:/palettes/Vanilla" $index=`$(name)$`>
-		<$transclude $tiddler=`$:/config/DefaultColourMappings/$(name)$`/>
+<$transclude tiddler={{$:/palette}} index="$name$">
+	<$transclude tiddler="$:/palettes/Vanilla" index="$name$">
+		<$transclude tiddler="$:/config/DefaultColourMappings/$name$"/>
 	</$transclude>
 </$transclude>
 \end
 
-\procedure color(name)
-<$macrocall $name=colour name=`$(name)$`/>
-\end
+\define color(name) <<colour $name$>>
 
 \function box-shadow(shadow)
 [[ -webkit-box-shadow: $(shadow)$;

core/wiki/macros/tag-picker.tid

@@ -1,167 +1,184 @@
 title: $:/core/macros/tag-picker
 tags: $:/tags/Macro $:/tags/Global
-first-search-filter: [tags[]!is[system]search:title<userInput>sort[]]
-second-search-filter: [tags[]is[system]search:title<userInput>sort[]]
+first-search-filter: [subfilter<tagListFilter>!is[system]search:title<userInput>sort[]]
+second-search-filter: [subfilter<tagListFilter>is[system]search:title<userInput>sort[]]
 
-\procedure get-tagpicker-focus-selector()
-\function currentTiddlerCSSEscaped() [<saveTiddler>escapecss[]]
-[data-tiddler-title=`$(currentTiddlerCSSEscaped)$`] .tc-add-tag-name input
+<!-- first-search-filter and second-search-filter fields are not used here in the code, but they are defined as parameters for keyboard-driven-input macro -->
+
+\whitespace trim
+
+<!-- tf.tagpicker-dropdown-id is needed if several tap-pickers are shown in one tiddler -->
+\function tf.tagpicker-dropdown-id()
+	[<qualify $:/state/popup/tags-auto-complete>]
+	[[$(saveTiddler)$-[$(tagField)$-$(tagListFilter)$]substitute[]sha256[]] +[join[/]]
 \end
 
-\procedure delete-tag-state-tiddlers() <$action-deletetiddler $filter="[<newTagNameTiddler>] [<storeTitle>] [<tagSelectionState>]"/>
+\function tf.tagpicker-dropdown-class() [<tf.tagpicker-dropdown-id>sha256[]addprefix[tc-]]
+\function tf.get-tagpicker-focus-selector() [<tf.tagpicker-dropdown-class>addprefix[.]] .tc-popup-handle +[join[ ]]
 
+<!-- clean up temporary tiddlers, so the next "pick" starts with a clean input -->
+<!-- This could probably be optimized / removed if we would use different temp-tiddlers
+	(future improvement because keeping track is comlex for humans)
+-->
+\procedure delete-tag-state-tiddlers()
+<$action-deletetiddler $filter="[<newTagNameTiddler>] [<storeTitle>] [<tagSelectionState>]"/>
+\end
+
+<!-- trigger __toggle tag__ by keyboard -->
 \procedure add-tag-actions()
-\whitespace trim
-<$let tag=<<tag>>>
-<$action-listops $tiddler=<<saveTiddler>> $field=<<tagField>> $subfilter='+[toggle<tag>trim[]]'/>
-<$list
-	filter="[<tag>] :intersection[<saveTiddler>get<tagField>enlist-input[]]"
-	variable="ignore"
-	emptyMessage="<<actions>>"
-/>
-</$let>
-<<delete-tag-state-tiddlers>>
-<$action-setfield $tiddler=<<refreshTitle>> text="yes"/>
-\end
-
-\procedure clear-tags-actions-inner()
-\whitespace trim
-<$list
-	filter="[<storeTitle>has[text]] ~[<newTagNameTiddler>has[text]]"
-	variable="ignore"
-	emptyMessage="<<cancel-delete-tiddler-actions 'cancel'>>"
->
+<$let tag=<<_tf.getTag>> >
+	<$action-listops $tiddler=<<saveTiddler>> $field=<<tagField>> $subfilter='+[toggle<tag>trim[]]'/>
+	<% if [<tag>] :intersection[<saveTiddler>get<tagField>enlist-input[]] %>
+		<!-- tag has been removed - do nothing -->
+	<% else %>
+		<<actions>>
+	<% endif %>
 	<<delete-tag-state-tiddlers>>
-</$list>
+	<$action-setfield $tiddler=<<refreshTitle>> text="yes"/>
+</$let>
+\end
+<!-- <$action-log  /> -->
+
+<!-- ESC key removes the text from the input
+The second ESC tries to close the "draft tiddler"
+-->
+\procedure clear-tags-actions-inner()
+<% if [<storeTitle>has[text]] ~[<newTagNameTiddler>has[text]] %>
+	<<delete-tag-state-tiddlers>>
+<% else %>
+		<<cancel-delete-tiddler-actions "cancel">>
+<% endif %>
 \end
 
+<!-- triggered by keyboard only -->
 \procedure clear-tags-actions()
-\whitespace trim
-<$let userInput=<<userInput>>>
-	<$list
-		filter="[<newTagNameTiddler>get[text]!match<userInput>]"
-		emptyMessage="<<clear-tags-actions-inner>>"
-	>
+<$let userInput=<<_tf.getUserInput>> >
+	<!-- this list __cannot__ be transformed to conditional IF. The list variable is used! -->
+	<$list filter="[<newTagNameTiddler>get[text]!match<userInput>]" >
+		<$list-empty>
+			<<clear-tags-actions-inner>>
+		</$list-empty>
 		<$action-setfield $tiddler=<<newTagNameTiddler>> text=<<userInput>>/>
 		<$action-setfield $tiddler=<<refreshTitle>> text="yes"/>
 	</$list>
 </$let>
 \end
 
+<!-- similar to add-tag-actions __but__ add-only -->
 \procedure add-button-actions()
 <$action-listops $tiddler=<<saveTiddler>> $field=<<tagField>> $subfilter="[<tag>trim[]]"/>
 <<actions>>
 <<delete-tag-state-tiddlers>>
-<$action-sendmessage $message="tm-focus-selector" $param=<<get-tagpicker-focus-selector>>/>
+<$action-sendmessage $message="tm-focus-selector" $param=<<tf.get-tagpicker-focus-selector>>/>
 \end
+<!-- <$action-log /> -->
 
-\procedure list-tags(filter, suffix)
-\whitespace trim
-<$list
-	filter="[<userInput>minlength{$:/config/Tags/MinLength}limit[1]]"
-	emptyMessage="<div class='tc-search-results'>{{$:/language/Search/Search/TooShort}}</div>" variable="listItem"
->
-	<$list filter=<<filter>> variable="tag">
-		<$let
-			button-classes=`tc-btn-invisible ${ [<tag>addsuffix<suffix>] -[<tagSelectionState>get[text]] :then[[]] ~tc-tag-button-selected }$`
-			currentTiddler=<<tag>>
-		>
-			{{||$:/core/ui/TagPickerTagTemplate}}
-		</$let>
+<!-- create dropdown list -->
+\procedure tag-picker-listTags(filter, suffix)
+<$let userInput=<<_tf.getUserInput>> >
+	<$list filter="[<userInput>minlength{$:/config/Tags/MinLength}limit[1]]"
+		emptyMessage="<div class='tc-search-results'>{{$:/language/Search/Search/TooShort}}</div>" variable="listItem"
+	>
+		<$list filter=<<filter>> variable="tag">
+			<!-- The buttonClasses filter is used to define tc-tag-button-selected state -->
+			<!-- tf.get-tagpicker-focus-selector has to be resolved for $:/core/ui/TagPickerTagTemplate,
+				othwerwise qualify in tf.tagpicker-dropdown-id causes problems -->
+			<$let currentTiddler=<<tag>>
+				button-classes=`tc-btn-invisible ${[<tag>addsuffix<suffix>] -[<tagSelectionState>get[text]] :then[[]] ~tc-tag-button-selected }$`
+				get-tagpicker-focus-selector=`${[<tf.get-tagpicker-focus-selector>]}$`
+			>
+				{{||$:/core/ui/TagPickerTagTemplate}}
+			</$let>
+		</$list>
 	</$list>
-</$list>
+</$let>
 \end
 
+<!-- tag-picker-inner is the main function -->
 \procedure tag-picker-inner()
-\whitespace trim
+<div class={{{ [[tc-edit-add-tag]] [<tf.tagpicker-dropdown-class>] +[join[ ]] }}}>
+	<div class="tc-edit-add-tag-ui">
+		<span class="tc-add-tag-name tc-small-gap-right">
+			<$macrocall	$name="keyboard-driven-input"
+				tiddler=<<newTagNameTiddler>>
+				storeTitle=<<storeTitle>>
+				refreshTitle=<<refreshTitle>>
+				selectionStateTitle=<<tagSelectionState>>
+				inputAcceptActions=<<add-tag-actions>>
+				inputCancelActions=<<clear-tags-actions>>
+				tag="input"
+				placeholder={{$:/language/EditTemplate/Tags/Add/Placeholder}}
+				focusPopup=<<tf.tagpicker-dropdown-id>>
+				class="tc-edit-texteditor tc-popup-handle"
+				tabindex=<<tabIndex>>
+				focus={{{ [{$:/config/AutoFocus}match[tags]then[true]] ~[[false]] }}}
+				filterMinLength={{$:/config/Tags/MinLength}}
+				cancelPopups=<<cancelPopups>>
+				configTiddlerFilter="[[$:/core/macros/tag-picker]]"
+			/>
+		</span>
+		<$button popup=<<tf.tagpicker-dropdown-id>> class="tc-btn-invisible tc-btn-dropdown"
+			tooltip={{$:/language/EditTemplate/Tags/Dropdown/Hint}} aria-label={{$:/language/EditTemplate/Tags/Dropdown/Caption}}
+		>
+			{{$:/core/images/down-arrow}}
+		</$button>
+		<% if [<storeTitle>has[text]] %>
+			<$button actions=<<delete-tag-state-tiddlers>> class="tc-btn-invisible tc-small-gap tc-btn-dropdown"
+				tooltip={{$:/language/EditTemplate/Tags/ClearInput/Hint}} aria-label={{$:/language/EditTemplate/Tags/ClearInput/Caption}}
+			>
+				{{$:/core/images/close-button}}
+			</$button>
+		<% endif %>
+		<span class="tc-add-tag-button tc-small-gap-left">
+			<$let tag=<<_tf.getTag>>>
+				<$button set=<<newTagNameTiddler>> actions=<<add-button-actions>> >
+					{{$:/language/EditTemplate/Tags/Add/Button}}
+				</$button>
+			</$let>
+		</span>
+	</div>
+	<div class="tc-block-dropdown-wrapper">
+		<% if [<tf.tagpicker-dropdown-id>has[text]] %>
+			<div class="tc-block-dropdown tc-block-tags-dropdown">
+				<$macrocall $name="tag-picker-listTags" filter=<<nonSystemTagsFilter>> suffix="-primaryList" />
+				<hr>
+				<$macrocall $name="tag-picker-listTags" filter=<<systemTagsFilter>> suffix="-secondaryList" />
+			</div>
+		<% endif %>
+	</div>
+</div>
+\end
+
+<!-- prepare all variables for tag-picker keyboard handling -->
+\procedure tag-picker(actions, tagField:"tags", tiddler, tagListFilter:"[tags[]]")
+
+\function _tf.getUserInput() [<storeTitle>get[text]]
+\function _tf.getTag() [<newTagNameTiddler>get[text]]
+<!-- Use this function if tag-picker is a stand alone macro. Otherwise use "newTagNameTiddler" defined for fieldmangler in EditTemplate -->
+\function _tf.makeTagNameTiddler() [[$:/temp/NewTagName]] [<tagField>!match[tags]] +[join[/]] [<qualify>] +[join[]]
+
+<!-- keep those variables because they may "bleed" into macros using old syntax -->
 <$let
-	newTagNameInputTiddlerQualified=<<qualify "$:/temp/NewTagName/input">>
-	newTagNameSelectionTiddlerQualified=<<qualify "$:/temp/NewTagName/selected-item">>
-	fallbackTarget={{{ [<palette>getindex[tag-background]] }}}
+	palette={{$:/palette}}
 	colourA={{{ [<palette>getindex[foreground]] }}}
 	colourB={{{ [<palette>getindex[background]] }}}
+	fallbackTarget={{{ [<palette>getindex[tag-background]] }}}
 
-	storeTitle={{{ [<newTagNameInputTiddler>!match[]] ~[<newTagNameInputTiddlerQualified>] }}}
+	saveTiddler={{{ [<tiddler>is[blank]then<currentTiddler>else<tiddler>] }}}
+
+	newTagNameTiddler={{{ [[newTagNameTiddler]is[variable]then<newTagNameTiddler>] :else[<_tf.makeTagNameTiddler>] }}}
+	storeTitle={{{ [[$:/temp/NewTagName/input]] [<tagField>!match[tags]] +[join[/]] [<qualify>] +[join[]] }}}
+
+	newTagNameSelectionTiddlerQualified=<<qualify "$:/temp/NewTagName/selected-item">>
 	tagSelectionState={{{ [<newTagNameSelectionTiddler>!match[]] ~[<newTagNameSelectionTiddlerQualified>] }}}
-	tagAutoComplete=<<qualify "$:/state/popup/tags-auto-complete">>
 
-	refreshTitle=<<qualify "$:/temp/NewTagName/refresh">> 
-	nonSystemTagsFilter="[tags[]!is[system]search:title<userInput>sort[]]"
-	systemTagsFilter="[tags[]is[system]search:title<userInput>sort[]]"
+	refreshTitle=<<qualify "$:/temp/NewTagName/refresh">>
+
+	nonSystemTagsFilter="[subfilter<tagListFilter>!is[system]search:title<userInput>sort[]]"
+	systemTagsFilter="[subfilter<tagListFilter>is[system]search:title<userInput>sort[]]"
+
+	cancelPopups="yes"
 >
-	<div class="tc-edit-add-tag">
-		<div>
-			<span class="tc-add-tag-name tc-small-gap-right">
-				<$transclude
-					$variable="keyboard-driven-input"
-					tiddler=<<newTagNameTiddler>>
-					storeTitle=<<storeTitle>>
-					refreshTitle=<<refreshTitle>>
-					selectionStateTitle=<<tagSelectionState>>
-					inputAcceptActions=<<add-tag-actions>>
-					inputCancelActions=<<clear-tags-actions>>
-					tag="input"
-					placeholder={{$:/language/EditTemplate/Tags/Add/Placeholder}}
-					focusPopup=<<tagAutoComplete>>
-					class="tc-edit-texteditor tc-popup-handle"
-					tabindex=<<tabIndex>>
-					focus={{{ [{$:/config/AutoFocus}match[tags]then[true]] ~[[false]] }}}
-					filterMinLength={{$:/config/Tags/MinLength}}
-					cancelPopups=<<cancelPopups>>
-					configTiddlerFilter="[[$:/core/macros/tag-picker]]"
-				/>
-			</span>
-			<$button popup=<<tagAutoComplete>> 
-				class="tc-btn-invisible tc-btn-dropdown"
-				tooltip={{$:/language/EditTemplate/Tags/Dropdown/Hint}}
-				aria-label={{$:/language/EditTemplate/Tags/Dropdown/Caption}}
-			>
-				{{$:/core/images/down-arrow}}
-			</$button>
-			<$reveal state=<<storeTitle>> type="nomatch" text="">
-				<$button actions=<<delete-tag-state-tiddlers>>
-					class="tc-btn-invisible tc-small-gap tc-btn-dropdown"
-					tooltip={{$:/language/EditTemplate/Tags/ClearInput/Hint}}
-					aria-label={{$:/language/EditTemplate/Tags/ClearInput/Caption}}
-				>
-					{{$:/core/images/close-button}}
-				</$button>
-			</$reveal>
-			<span class="tc-add-tag-button tc-small-gap-left">
-				<$let tag=<<tag>>>
-					<$button set=<<newTagNameTiddler>> setTo=""
-						actions=<<add-button-actions>>
-					>
-						{{$:/language/EditTemplate/Tags/Add/Button}}
-					</$button>
-				</$let>
-			</span>
-		</div>
-		<div class="tc-block-dropdown-wrapper">
-			<$reveal state=<<tagAutoComplete>> type="nomatch" text="">
-				<div class="tc-block-dropdown tc-block-tags-dropdown">
-					<$let userInput=<<userInput>>>
-						<$transclude $variable="list-tags" filter=<<nonSystemTagsFilter>> suffix="-primaryList" />
-						<hr>
-						<$transclude $variable="list-tags" filter=<<systemTagsFilter>> suffix="-secondaryList" />
-					</$let>
-				</div>
-			</$reveal>
-		</div>
-	</div>
-</$let>
-\end
-
-\procedure tag-picker(actions, tagField:"tags")
-\function userInput() [<storeTitle>get[text]]
-\function tag() [<newTagNameTiddler>get[text]]
-\whitespace trim
-<$let
-	saveTiddler=<<currentTiddler>>
-	palette={{$:/palette}}
-	qualified=<<qualify "$:/temp/NewTagName">>
-	newTagNameTiddler={{{ [<newTagNameTiddler>!match[]] ~[<qualified>] }}}
->
-	<$transclude $variable="tag-picker-inner" />
+	<$macrocall $name="tag-picker-inner"/>
 </$let>
 \end

core/wiki/macros/tag.tid

@@ -21,7 +21,9 @@ color:$(foregroundColor)$;
 >
 	<<__actions__>>
 	<$transclude tiddler=<<__icon__>>/>
-	<$view tiddler=<<__tag__>> field="title" format="text" />
+	<span class={{{ [<__tag__>is[missing]then[tc-tag-missing]else[tc-tag-exists]] }}}>
+		<$view tiddler=<<__tag__>> field="title" format="text" />
+	</span>
 </$element-tag$>
 </$let>
 \end

core/wiki/macros/testcase.tid

@@ -0,0 +1,10 @@
+title: $:/core/macros/testcase
+tags: $:/tags/Macro $:/tags/Global
+
+\whitespace trim
+
+\procedure testcase(tiddler)
+<$tiddler tiddler=<<tiddler>>>
+<$transclude $tiddler="$:/core/ui/TestCaseTemplate">
+</$tiddler>
+\end