Remove the 14px adjustment to textarea autoheight

It was missing the output of the `zh-Hans` edition previously

.gitignore

@@ -1,5 +1,7 @@
 .DS_Store
 .c9/
+.vscode/
 tmp/
 output/
 node_modules/
+

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=v5.2.3
+    TW5_BUILD_VERSION=v5.2.8
 fi
 
 echo "Using TW5_BUILD_VERSION as [$TW5_BUILD_VERSION]"
@@ -233,6 +233,15 @@ node $TW5_BUILD_TIDDLYWIKI \
 	--build index \
 	|| exit 1
 
+# /editions/twitter-archivist/index.html	Twitter Archivist edition
+node $TW5_BUILD_TIDDLYWIKI \
+	./editions/twitter-archivist \
+	--verbose \
+	--load $TW5_BUILD_OUTPUT/build.tid \
+	--output $TW5_BUILD_OUTPUT/editions/twitter-archivist/ \
+	--build index \
+	|| exit 1
+
 ######################################################
 #
 # Plugin demos
@@ -350,14 +359,14 @@ node $TW5_BUILD_TIDDLYWIKI \
 
 # Delete any existing static content
 
-rm $TW5_BUILD_OUTPUT/languages/de-AT/static/*
-rm $TW5_BUILD_OUTPUT/languages/de-DE/static/*
-rm $TW5_BUILD_OUTPUT/languages/es-ES/static/*
-rm $TW5_BUILD_OUTPUT/languages/fr-FR/static/*
-rm $TW5_BUILD_OUTPUT/languages/ja-JP/static/*
-rm $TW5_BUILD_OUTPUT/languages/ko-KR/static/*
-rm $TW5_BUILD_OUTPUT/languages/zh-Hans/static/*
-rm $TW5_BUILD_OUTPUT/languages/zh-Hant/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/de-AT/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/de-DE/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/es-ES/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/fr-FR/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/ja-JP/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/ko-KR/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/zh-Hans/static/*
+rm -rf $TW5_BUILD_OUTPUT/languages/zh-Hant/static/*
 
 # /languages/de-AT/index.html		Demo wiki with de-AT language
 # /languages/de-AT/empty.html		Empty wiki with de-AT language
@@ -450,7 +459,7 @@ node $TW5_BUILD_TIDDLYWIKI \
 	--verbose \
 	--load $TW5_BUILD_OUTPUT/build.tid \
 	--output $TW5_BUILD_OUTPUT/library/$TW5_BUILD_VERSION \
-	--build \
+	--build library\
 	|| exit 1
 
 # Delete the temporary build tiddler

bin/clean.sh

@@ -2,4 +2,4 @@
 
 # Remove any output files
 
-find . -regex "^./editions/[a-z0-9\.-]*/output/.*" -delete
+find . -regex "^./editions/.*/output/.*" -delete

bin/test.sh

@@ -9,6 +9,7 @@ node ./tiddlywiki.js \
 	--verbose \
 	--version \
 	--rendertiddler $:/core/save/all test.html text/plain \
+	--test \
 	|| exit 1
 
 echo To run the tests in a browser, open "editions/test/output/test.html"

boot/boot.js

@@ -313,7 +313,7 @@ $tw.utils.getLocationHash = function() {
 	var idx = href.indexOf('#');
 	if(idx === -1) {
 		return "#";
-	} else if(idx < href.length-1 && href[idx+1] === '#') {
+	} else if(href.substr(idx + 1,1) === "#" ||  href.substr(idx + 1,3) === "%23") {
 		// Special case: ignore location hash if it itself starts with a #
 		return "#";
 	} else {
@@ -375,7 +375,7 @@ $tw.utils.stringifyList = function(value) {
 		var result = new Array(value.length);
 		for(var t=0, l=value.length; t<l; t++) {
 			var entry = value[t] || "";
-			if(entry.indexOf(" ") !== -1) {
+			if(entry.match(/[^\S\xA0]/mg)) {
 				result[t] = "[[" + entry + "]]";
 			} else {
 				result[t] = entry;
@@ -1230,13 +1230,16 @@ $tw.Wiki = function(options) {
 	this.getTiddler = function(title) {
 		if(title) {
 			var t = tiddlers[title];
-			if(t instanceof $tw.Tiddler) {
+			if(t !== undefined) {
 				return t;
-			} else if(title !== undefined && shadowTiddlers[title]) {
-				return shadowTiddlers[title].tiddler;
+			} else {
+				var s = shadowTiddlers[title];
+				if(s !== undefined) {
+					return s.tiddler;
+				}
 			}
-			return undefined;
 		}
+		return undefined;
 	};
 
 	// Get an array of all tiddler titles
@@ -1878,7 +1881,7 @@ A default set of files for TiddlyWiki to ignore during load.
 This matches what NPM ignores, and adds "*.meta" to ignore tiddler
 metadata files.
 */
-$tw.boot.excludeRegExp = /^\.DS_Store$|^.*\.meta$|^\..*\.swp$|^\._.*$|^\.git$|^\.hg$|^\.lock-wscript$|^\.svn$|^\.wafpickle-.*$|^CVS$|^npm-debug\.log$/;
+$tw.boot.excludeRegExp = /^\.DS_Store$|^.*\.meta$|^\..*\.swp$|^\._.*$|^\.git$|^\.github$|^\.vscode$|^\.hg$|^\.lock-wscript$|^\.svn$|^\.wafpickle-.*$|^CVS$|^npm-debug\.log$/;
 
 /*
 Load all the tiddlers recursively from a directory, including honouring `tiddlywiki.files` files for drawing in external files. Returns an array of {filepath:,type:,tiddlers: [{..fields...}],hasMetaFile:}. Note that no file information is returned for externally loaded tiddlers, just the `tiddlers` property.
@@ -2400,11 +2403,12 @@ $tw.boot.initStartup = function(options) {
 	$tw.utils.registerFileType("application/x-font-ttf","base64",".woff");
 	$tw.utils.registerFileType("application/font-woff2","base64",".woff2");
 	$tw.utils.registerFileType("audio/ogg","base64",".ogg");
+	$tw.utils.registerFileType("audio/mp4","base64",[".mp4",".m4a"]);
 	$tw.utils.registerFileType("video/ogg","base64",[".ogm",".ogv",".ogg"]);
 	$tw.utils.registerFileType("video/webm","base64",".webm");
 	$tw.utils.registerFileType("video/mp4","base64",".mp4");
 	$tw.utils.registerFileType("audio/mp3","base64",".mp3");
-	$tw.utils.registerFileType("audio/mp4","base64",[".mp4",".m4a"]);
+	$tw.utils.registerFileType("audio/mpeg","base64");
 	$tw.utils.registerFileType("text/markdown","utf8",[".md",".markdown"],{deserializerType:"text/x-markdown"});
 	$tw.utils.registerFileType("text/x-markdown","utf8",[".md",".markdown"]);
 	$tw.utils.registerFileType("application/enex+xml","utf8",".enex");
@@ -2416,7 +2420,7 @@ $tw.boot.initStartup = function(options) {
 	$tw.utils.registerFileType("application/epub+zip","base64",".epub");
 	$tw.utils.registerFileType("application/octet-stream","base64",".octet-stream");
 	// Create the wiki store for the app
-	$tw.wiki = new $tw.Wiki();
+	$tw.wiki = new $tw.Wiki($tw.safeMode && {enableIndexers: []});
 	// Install built in tiddler fields modules
 	$tw.Tiddler.fieldModules = $tw.modules.getModulesByTypeAsHashmap("tiddlerfield");
 	// Install the tiddler deserializer modules

core/copyright.tid

@@ -4,7 +4,7 @@ type: text/plain
 TiddlyWiki created by Jeremy Ruston, (jeremy [at] jermolene [dot] com)
 
 Copyright (c) 2004-2007, Jeremy Ruston
-Copyright (c) 2007-2022, UnaMesa Association
+Copyright (c) 2007-2023, UnaMesa Association
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

core/images/layout-button.tid

@@ -0,0 +1,4 @@
+title: $:/core/images/layout-button
+tags: $:/tags/Image
+
+<svg width="22pt" height="22pt" class="tc-image-layout-button tc-image-button" viewBox="0 0 24 24" stroke-width="1" stroke="none"><path d="M0 0h24v24H0z" fill="none"/><rect x="2" y="2" width="7" height="7" rx="2"/><rect x="2" y="13" width="7" height="9" rx="2"/><rect x="12" y="2" width="10" height="20" rx="2"/></svg>

core/images/mastodon.tid

@@ -0,0 +1,6 @@
+title: $:/core/images/mastodon
+tags: $:/tags/Image
+
+<svg width="22pt" height="22pt" class="tc-image-mastodon tc-image-button" viewBox="0 0 128 128">
+  <path d="M112.716,76.735C111.231,85.764 99.411,95.646 85.836,97.561C78.757,98.559 71.787,99.476 64.355,99.073C52.201,98.415 42.61,95.646 42.61,95.646C42.61,97.044 42.683,98.374 42.829,99.619C44.409,113.79 54.723,114.639 64.493,115.035C74.354,115.434 83.134,112.163 83.134,112.163L83.539,122.695C83.539,122.695 76.642,127.071 64.355,127.875C57.58,128.315 49.167,127.674 39.369,124.61C18.118,117.965 14.463,91.202 13.904,64.048C13.733,55.985 13.839,48.383 13.839,42.024C13.839,14.257 29.238,6.118 29.238,6.118C37.002,1.905 50.326,0.134 64.177,-0L64.517,-0C78.369,0.134 91.701,1.905 99.465,6.118C99.465,6.118 114.864,14.257 114.864,42.024C114.864,42.024 115.057,62.511 112.716,76.735ZM96.7,44.179C96.7,37.307 95.219,31.847 92.245,27.807C89.177,23.767 85.16,21.696 80.174,21.696C74.403,21.696 70.034,24.316 67.146,29.556L64.337,35.118L61.529,29.556C58.64,24.316 54.271,21.696 48.501,21.696C43.514,21.696 39.497,23.767 36.43,27.807C33.455,31.847 31.974,37.307 31.974,44.179L31.974,77.8L43.249,77.8L43.249,45.167C43.249,38.288 45.699,34.796 50.599,34.796C56.017,34.796 58.733,38.938 58.733,47.128L58.733,64.99L69.941,64.99L69.941,47.128C69.941,38.938 72.657,34.796 78.075,34.796C82.975,34.796 85.425,38.288 85.425,45.167L85.425,77.8L96.7,77.8L96.7,44.179Z"/>
+</svg>

core/images/save-button-dynamic.tid

@@ -0,0 +1,12 @@
+title: $:/core/images/save-button-dynamic
+tags: $:/tags/Image
+
+<svg width="22pt" height="22pt" class="tc-image-save-button-dynamic tc-image-button" viewBox="0 0 128 128">
+<g class="tc-image-save-button-dynamic-clean">
+<path fill-rule="evenodd" d="M120.783 34.33c4.641 8.862 7.266 18.948 7.266 29.646 0 35.347-28.653 64-64 64-35.346 0-64-28.653-64-64 0-35.346 28.654-64 64-64 18.808 0 35.72 8.113 47.43 21.03l2.68-2.68c3.13-3.13 8.197-3.132 11.321-.008 3.118 3.118 3.121 8.193-.007 11.32l-4.69 4.691zm-12.058 12.058a47.876 47.876 0 013.324 17.588c0 26.51-21.49 48-48 48s-48-21.49-48-48 21.49-48 48-48c14.39 0 27.3 6.332 36.098 16.362L58.941 73.544 41.976 56.578c-3.127-3.127-8.201-3.123-11.32-.005-3.123 3.124-3.119 8.194.006 11.319l22.617 22.617a7.992 7.992 0 005.659 2.347c2.05 0 4.101-.783 5.667-2.349l44.12-44.12z"/>
+</g>
+<g class="tc-image-save-button-dynamic-dirty">
+<path d="M64.856912,0 C100.203136,0 128.856912,28.653776 128.856912,64 C128.856912,99.346224 100.203136,128 64.856912,128 C29.510688,128 0.856911958,99.346224 0.856911958,64 C0.856911958,28.653776 29.510688,0 64.856912,0 Z M64.856912,16 C38.347244,16 16.856912,37.490332 16.856912,64 C16.856912,90.509668 38.347244,112 64.856912,112 C91.3665799,112 112.856912,90.509668 112.856912,64 C112.856912,37.490332 91.3665799,16 64.856912,16 Z"></path>
+<circle cx="65" cy="64" r="32"></circle>
+</g>
+</svg>

core/language/en-GB/Buttons.multids

@@ -59,6 +59,8 @@ Home/Caption: home
 Home/Hint: Open the default tiddlers
 Language/Caption: language
 Language/Hint: Choose the user interface language
+LayoutSwitcher/Hint: Open layout switcher
+LayoutSwitcher/Caption: layout
 Manager/Caption: tiddler manager
 Manager/Hint: Open tiddler manager
 More/Caption: more

core/language/en-GB/ControlPanel.multids

@@ -7,7 +7,7 @@ Appearance/Hint: Ways to customise the appearance of your TiddlyWiki.
 Basics/AnimDuration/Prompt: Animation duration
 Basics/AutoFocus/Prompt: Default focus field for new tiddlers
 Basics/Caption: Basics
-Basics/DefaultTiddlers/BottomHint: Use &#91;&#91;double square brackets&#93;&#93; for titles with spaces. Or you can choose to <$button set="$:/DefaultTiddlers" setTo="[list[$:/StoryList]]">retain story ordering</$button>
+Basics/DefaultTiddlers/BottomHint: Use &#91;&#91;double square brackets&#93;&#93; for titles with spaces. Or you can choose to {{retain story ordering||$:/snippets/retain-story-ordering-button}}
 Basics/DefaultTiddlers/Prompt: Default tiddlers
 Basics/DefaultTiddlers/TopHint: Choose which tiddlers are displayed at startup
 Basics/Language/Prompt: Hello! Current language:
@@ -90,8 +90,8 @@ Plugins/Languages/Caption: Languages
 Plugins/Languages/Hint: Language pack plugins
 Plugins/NoInfoFound/Hint: No ''"<$text text=<<currentTab>>/>"'' found
 Plugins/NotInstalled/Hint: This plugin is not currently installed
-Plugins/OpenPluginLibrary: open plugin library
-Plugins/ClosePluginLibrary: close plugin library
+Plugins/OpenPluginLibrary: Open plugin library
+Plugins/ClosePluginLibrary: Close plugin library
 Plugins/PluginWillRequireReload: (requires reload)
 Plugins/Plugins/Caption: Plugins
 Plugins/Plugins/Hint: Plugins

core/language/en-GB/Fields.multids

@@ -1,11 +1,13 @@
 title: $:/language/Docs/Fields/
 
 _canonical_uri: The full URI of an external image tiddler
+author: Name of the author of a plugin
 bag: The name of the bag from which a tiddler came
 caption: The text to be displayed on a tab or button
 code-body: The view template will display the tiddler as code if set to ''yes''
 color: The CSS color value associated with a tiddler
 component: The name of the component responsible for an [[alert tiddler|AlertMechanism]]
+core-version: For a plugin, indicates what version of TiddlyWiki with which it is compatible
 current-tiddler: Used to cache the top tiddler in a [[history list|HistoryMechanism]]
 created: The date a tiddler was created
 creator: The name of the person who created a tiddler
@@ -13,7 +15,7 @@ dependents: For a plugin, lists the dependent plugin titles
 description: The descriptive text for a plugin, or a modal dialogue
 draft.of: For draft tiddlers, contains the title of the tiddler of which this is a draft
 draft.title: For draft tiddlers, contains the proposed new title of the tiddler
-footer: The footer text for a wizard
+footer: The footer text for a modal
 hide-body: The view template will hide bodies of tiddlers if set to ''yes''
 icon: The title of the tiddler containing the icon associated with a tiddler
 library: Indicates that a tiddler should be saved as a JavaScript library if set to ''yes''
@@ -22,13 +24,15 @@ list-before: If set, the title of a tiddler before which this tiddler should be
 list-after: If set, the title of the tiddler after which this tiddler should be added to the ordered list of tiddler titles, or at the end of the list if this field is present but empty
 modified: The date and time at which a tiddler was last modified
 modifier: The tiddler title associated with the person who last modified a tiddler
+module-type: For javascript tiddlers, specifies what kind of module it is
 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
 revision: The revision of the tiddler held at the server
 released: Date of a TiddlyWiki release
 source: The source URL associated with a tiddler
-subtitle: The subtitle text for a wizard
+subtitle: The subtitle text for a modal
 tags: A list of tags associated with a tiddler
 text: The body text of a tiddler
 throttle.refresh: If present, throttles refreshes of this tiddler

core/language/en-GB/Help/commands.tid

@@ -0,0 +1,18 @@
+title: $:/language/Help/commands
+description: Run commands returned from a filter
+
+Sequentially run the command tokens returned from a filter
+
+```
+--commands <filter>
+```
+
+Examples
+
+```
+--commands "[enlist{$:/build-commands-as-text}]"
+```
+
+```
+--commands "[{$:/build-commands-as-json}jsonindexes[]] :map[{$:/build-commands-as-json}jsonget<currentTiddler>]"
+```

core/language/en-GB/Misc.multids

@@ -40,6 +40,7 @@ Error/RetrievingSkinny: Error retrieving skinny tiddler list
 Error/SavingToTWEdit: Error saving to TWEdit
 Error/WhileSaving: Error while saving
 Error/XMLHttpRequest: XMLHttpRequest error code
+Error/ZoominTextNode: Story View Error: It appears you tried to interact with a tiddler that displays in a custom container. This is most likely caused by using `$:/tags/StoryTiddlerTemplateFilter` with a template that contains text or whitespace at the start. Please use the pragma `\whitespace trim` and ensure the whole contents of the tiddler is wrapped in a single HTML element. The text that caused this issue:
 InternalJavaScriptError/Title: Internal JavaScript Error
 InternalJavaScriptError/Hint: Well, this is embarrassing. It is recommended that you restart TiddlyWiki by refreshing your browser
 LayoutSwitcher/Description: Open the layout switcher

core/language/en-GB/Modals/SaveInstructions.tid

@@ -1,21 +0,0 @@
-title: $:/language/Modals/SaveInstructions
-subtitle: Save your work
-footer: <$button message="tm-close-tiddler">Close</$button>
-help: https://tiddlywiki.com/static/SavingChanges.html
-
-Your changes to this wiki need to be saved as a ~TiddlyWiki HTML file.
-
-!!! Desktop browsers
-
-# Select ''Save As'' from the ''File'' menu
-# Choose a filename and location
-#* Some browsers also require you to explicitly specify the file saving format as ''Webpage, HTML only'' or similar
-# Close this tab
-
-!!! Smartphone browsers
-
-# Create a bookmark to this page
-#* If you've got iCloud or Google Sync set up then the bookmark will automatically sync to your desktop where you can open it and save it as above
-# Close this tab
-
-//If you open the bookmark again in Mobile Safari you will see this message again. If you want to go ahead and use the file, just click the ''close'' button below//

core/modules/commands/commands.js

@@ -0,0 +1,42 @@
+/*\
+title: $:/core/modules/commands/commands.js
+type: application/javascript
+module-type: command
+
+Runs the commands returned from a filter
+
+\*/
+
+(function() {
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports.info = {
+	name: "commands",
+	synchronous: true
+};
+
+var Command = function(params, commander) {
+	this.params = params;
+	this.commander = commander;
+};
+
+Command.prototype.execute = function() {
+	// Parse the filter
+	var filter = this.params[0];
+	if(!filter) {
+		return "No filter specified";
+	}
+	var commands = this.commander.wiki.filterTiddlers(filter)
+	if(commands.length === 0) {
+		return "No tiddlers found for filter '" + filter + "'";
+	}
+	this.commander.addCommandTokens(commands);
+	return null;
+};
+
+exports.Command = Command;
+
+})();

core/modules/commands/rendertiddlers.js

@@ -57,7 +57,7 @@ Command.prototype.execute = function() {
 				exportPath = path.resolve(outputPath,macroPath + extension);
 			}
 		}
-		var finalPath = exportPath || path.resolve(pathname,encodeURIComponent(title) + extension);
+		var finalPath = exportPath || path.resolve(pathname,$tw.utils.encodeURIComponentExtended(title) + extension);
 		$tw.utils.createFileDirectories(finalPath);
 		fs.writeFileSync(finalPath,text,"utf8");
 	});

core/modules/commands/savelibrarytiddlers.js

@@ -65,7 +65,7 @@ Command.prototype.execute = function() {
 	$tw.utils.each(filteredPluginList,function(title) {
 		var tiddler = containerData.tiddlers[title];
 		// Save each JSON file and collect the skinny data
-		var pathname = path.resolve(self.commander.outputPath,basepath + encodeURIComponent(title) + ".json");
+		var pathname = path.resolve(self.commander.outputPath,basepath + $tw.utils.encodeURIComponentExtended(title) + ".json");
 		$tw.utils.createFileDirectories(pathname);
 		fs.writeFileSync(pathname,JSON.stringify(tiddler),"utf8");
 		// Collect the skinny list data

core/modules/commands/savetiddlers.js

@@ -45,7 +45,7 @@ Command.prototype.execute = function() {
 		var tiddler = self.commander.wiki.getTiddler(title),
 			type = tiddler.fields.type || "text/vnd.tiddlywiki",
 			contentTypeInfo = $tw.config.contentTypeInfo[type] || {encoding: "utf8"},
-			filename = path.resolve(pathname,encodeURIComponent(title));
+			filename = path.resolve(pathname,$tw.utils.encodeURIComponentExtended(title));
 		fs.writeFileSync(filename,tiddler.fields.text,contentTypeInfo.encoding);
 	});
 	return null;

core/modules/config.js

@@ -30,7 +30,7 @@ exports.textPrimitives.wikiLink = exports.textPrimitives.upperLetter + "+" +
 	exports.textPrimitives.upperLetter +
 	exports.textPrimitives.anyLetter + "*";
 
-exports.htmlEntities = {quot:34, amp:38, apos:39, lt:60, gt:62, nbsp:160, iexcl:161, cent:162, pound:163, curren:164, yen:165, brvbar:166, sect:167, uml:168, copy:169, ordf:170, laquo:171, not:172, shy:173, reg:174, macr:175, deg:176, plusmn:177, sup2:178, sup3:179, acute:180, micro:181, para:182, middot:183, cedil:184, sup1:185, ordm:186, raquo:187, frac14:188, frac12:189, frac34:190, iquest:191, Agrave:192, Aacute:193, Acirc:194, Atilde:195, Auml:196, Aring:197, AElig:198, Ccedil:199, Egrave:200, Eacute:201, Ecirc:202, Euml:203, Igrave:204, Iacute:205, Icirc:206, Iuml:207, ETH:208, Ntilde:209, Ograve:210, Oacute:211, Ocirc:212, Otilde:213, Ouml:214, times:215, Oslash:216, Ugrave:217, Uacute:218, Ucirc:219, Uuml:220, Yacute:221, THORN:222, szlig:223, agrave:224, aacute:225, acirc:226, atilde:227, auml:228, aring:229, aelig:230, ccedil:231, egrave:232, eacute:233, ecirc:234, euml:235, igrave:236, iacute:237, icirc:238, iuml:239, eth:240, ntilde:241, ograve:242, oacute:243, ocirc:244, otilde:245, ouml:246, divide:247, oslash:248, ugrave:249, uacute:250, ucirc:251, uuml:252, yacute:253, thorn:254, yuml:255, OElig:338, oelig:339, Scaron:352, scaron:353, Yuml:376, fnof:402, circ:710, tilde:732, Alpha:913, Beta:914, Gamma:915, Delta:916, Epsilon:917, Zeta:918, Eta:919, Theta:920, Iota:921, Kappa:922, Lambda:923, Mu:924, Nu:925, Xi:926, Omicron:927, Pi:928, Rho:929, Sigma:931, Tau:932, Upsilon:933, Phi:934, Chi:935, Psi:936, Omega:937, alpha:945, beta:946, gamma:947, delta:948, epsilon:949, zeta:950, eta:951, theta:952, iota:953, kappa:954, lambda:955, mu:956, nu:957, xi:958, omicron:959, pi:960, rho:961, sigmaf:962, sigma:963, tau:964, upsilon:965, phi:966, chi:967, psi:968, omega:969, thetasym:977, upsih:978, piv:982, ensp:8194, emsp:8195, thinsp:8201, zwnj:8204, zwj:8205, lrm:8206, rlm:8207, ndash:8211, mdash:8212, lsquo:8216, rsquo:8217, sbquo:8218, ldquo:8220, rdquo:8221, bdquo:8222, dagger:8224, Dagger:8225, bull:8226, hellip:8230, permil:8240, prime:8242, Prime:8243, lsaquo:8249, rsaquo:8250, oline:8254, frasl:8260, euro:8364, image:8465, weierp:8472, real:8476, trade:8482, alefsym:8501, larr:8592, uarr:8593, rarr:8594, darr:8595, harr:8596, crarr:8629, lArr:8656, uArr:8657, rArr:8658, dArr:8659, hArr:8660, forall:8704, part:8706, exist:8707, empty:8709, nabla:8711, isin:8712, notin:8713, ni:8715, prod:8719, sum:8721, minus:8722, lowast:8727, radic:8730, prop:8733, infin:8734, ang:8736, and:8743, or:8744, cap:8745, cup:8746, int:8747, there4:8756, sim:8764, cong:8773, asymp:8776, ne:8800, equiv:8801, le:8804, ge:8805, sub:8834, sup:8835, nsub:8836, sube:8838, supe:8839, oplus:8853, otimes:8855, perp:8869, sdot:8901, lceil:8968, rceil:8969, lfloor:8970, rfloor:8971, lang:9001, rang:9002, loz:9674, spades:9824, clubs:9827, hearts:9829, diams:9830 };
+exports.htmlEntities = {quot:34, dollar:36, amp:38, apos:39, lt:60, gt:62, nbsp:160, iexcl:161, cent:162, pound:163, curren:164, yen:165, brvbar:166, sect:167, uml:168, copy:169, ordf:170, laquo:171, not:172, shy:173, reg:174, macr:175, deg:176, plusmn:177, sup2:178, sup3:179, acute:180, micro:181, para:182, middot:183, cedil:184, sup1:185, ordm:186, raquo:187, frac14:188, frac12:189, frac34:190, iquest:191, Agrave:192, Aacute:193, Acirc:194, Atilde:195, Auml:196, Aring:197, AElig:198, Ccedil:199, Egrave:200, Eacute:201, Ecirc:202, Euml:203, Igrave:204, Iacute:205, Icirc:206, Iuml:207, ETH:208, Ntilde:209, Ograve:210, Oacute:211, Ocirc:212, Otilde:213, Ouml:214, times:215, Oslash:216, Ugrave:217, Uacute:218, Ucirc:219, Uuml:220, Yacute:221, THORN:222, szlig:223, agrave:224, aacute:225, acirc:226, atilde:227, auml:228, aring:229, aelig:230, ccedil:231, egrave:232, eacute:233, ecirc:234, euml:235, igrave:236, iacute:237, icirc:238, iuml:239, eth:240, ntilde:241, ograve:242, oacute:243, ocirc:244, otilde:245, ouml:246, divide:247, oslash:248, ugrave:249, uacute:250, ucirc:251, uuml:252, yacute:253, thorn:254, yuml:255, OElig:338, oelig:339, Scaron:352, scaron:353, Yuml:376, fnof:402, circ:710, tilde:732, Alpha:913, Beta:914, Gamma:915, Delta:916, Epsilon:917, Zeta:918, Eta:919, Theta:920, Iota:921, Kappa:922, Lambda:923, Mu:924, Nu:925, Xi:926, Omicron:927, Pi:928, Rho:929, Sigma:931, Tau:932, Upsilon:933, Phi:934, Chi:935, Psi:936, Omega:937, alpha:945, beta:946, gamma:947, delta:948, epsilon:949, zeta:950, eta:951, theta:952, iota:953, kappa:954, lambda:955, mu:956, nu:957, xi:958, omicron:959, pi:960, rho:961, sigmaf:962, sigma:963, tau:964, upsilon:965, phi:966, chi:967, psi:968, omega:969, thetasym:977, upsih:978, piv:982, ensp:8194, emsp:8195, thinsp:8201, zwnj:8204, zwj:8205, lrm:8206, rlm:8207, ndash:8211, mdash:8212, lsquo:8216, rsquo:8217, sbquo:8218, ldquo:8220, rdquo:8221, bdquo:8222, dagger:8224, Dagger:8225, bull:8226, hellip:8230, permil:8240, prime:8242, Prime:8243, lsaquo:8249, rsaquo:8250, oline:8254, frasl:8260, euro:8364, image:8465, weierp:8472, real:8476, trade:8482, alefsym:8501, larr:8592, uarr:8593, rarr:8594, darr:8595, harr:8596, crarr:8629, lArr:8656, uArr:8657, rArr:8658, dArr:8659, hArr:8660, forall:8704, part:8706, exist:8707, empty:8709, nabla:8711, isin:8712, notin:8713, ni:8715, prod:8719, sum:8721, minus:8722, lowast:8727, radic:8730, prop:8733, infin:8734, ang:8736, and:8743, or:8744, cap:8745, cup:8746, int:8747, there4:8756, sim:8764, cong:8773, asymp:8776, ne:8800, equiv:8801, le:8804, ge:8805, sub:8834, sup:8835, nsub:8836, sube:8838, supe:8839, oplus:8853, otimes:8855, perp:8869, sdot:8901, lceil:8968, rceil:8969, lfloor:8970, rfloor:8971, lang:9001, rang:9002, loz:9674, spades:9824, clubs:9827, hearts:9829, diams:9830 };
 
 exports.htmlVoidElements = "area,base,br,col,command,embed,hr,img,input,keygen,link,meta,param,source,track,wbr".split(",");
 

core/modules/editor/engines/framed.js

@@ -87,7 +87,7 @@ function FramedEngine(options) {
 	$tw.utils.addEventListeners(this.domNode,[
 		{name: "click",handlerObject: this,handlerMethod: "handleClickEvent"},
 		{name: "input",handlerObject: this,handlerMethod: "handleInputEvent"},
-		{name: "keydown",handlerObject: this.widget,handlerMethod: "handleKeydownEvent"},
+		{name: "keydown",handlerObject: this,handlerMethod: "handleKeydownEvent"},
 		{name: "focus",handlerObject: this,handlerMethod: "handleFocusEvent"}
 	]);
 	// Add drag and drop event listeners if fileDrop is enabled
@@ -162,13 +162,13 @@ FramedEngine.prototype.fixHeight = function() {
 		if(this.widget.editAutoHeight) {
 			if(this.domNode && !this.domNode.isTiddlyWikiFakeDom) {
 				var newHeight = $tw.utils.resizeTextAreaToFit(this.domNode,this.widget.editMinHeight);
-				this.iframeNode.style.height = (newHeight + 14) + "px"; // +14 for the border on the textarea
+				this.iframeNode.style.height = newHeight + "px";
 			}
 		} else {
 			var fixedHeight = parseInt(this.widget.wiki.getTiddlerText(HEIGHT_VALUE_TITLE,"400px"),10);
 			fixedHeight = Math.max(fixedHeight,20);
 			this.domNode.style.height = fixedHeight + "px";
-			this.iframeNode.style.height = (fixedHeight + 14) + "px";
+			this.iframeNode.style.height = fixedHeight + "px";
 		}
 	}
 };
@@ -177,9 +177,11 @@ FramedEngine.prototype.fixHeight = function() {
 Focus the engine node
 */
 FramedEngine.prototype.focus  = function() {
-	if(this.domNode.focus && this.domNode.select) {
+	if(this.domNode.focus) {
 		this.domNode.focus();
-		this.domNode.select();
+	}
+	if(this.domNode.select) {
+		$tw.utils.setSelectionByPosition(this.domNode,this.widget.editFocusSelectFromStart,this.widget.editFocusSelectFromEnd);
 	}
 };
 
@@ -192,6 +194,17 @@ FramedEngine.prototype.handleFocusEvent = function(event) {
 	}
 };
 
+/*
+Handle a keydown event
+ */
+FramedEngine.prototype.handleKeydownEvent = function(event) {
+	if ($tw.keyboardManager.handleKeydownEvent(event, {onlyPriority: true})) {
+		return true;
+	}
+
+	return this.widget.handleKeydownEvent(event);
+};
+
 /*
 Handle a click
 */

core/modules/editor/engines/simple.js

@@ -119,10 +119,12 @@ SimpleEngine.prototype.fixHeight = function() {
 /*
 Focus the engine node
 */
-SimpleEngine.prototype.focus  = function() {
-	if(this.domNode.focus && this.domNode.select) {
+SimpleEngine.prototype.focus = function() {
+	if(this.domNode.focus) {
 		this.domNode.focus();
-		this.domNode.select();
+	}
+	if(this.domNode.select) {
+		$tw.utils.setSelectionByPosition(this.domNode,this.widget.editFocusSelectFromStart,this.widget.editFocusSelectFromEnd);
 	}
 };
 

core/modules/editor/factory.js

@@ -180,6 +180,8 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 		this.editMinHeight = this.getAttribute("minHeight",DEFAULT_MIN_TEXT_AREA_HEIGHT);
 		this.editFocusPopup = this.getAttribute("focusPopup");
 		this.editFocus = this.getAttribute("focus");
+		this.editFocusSelectFromStart = $tw.utils.parseNumber(this.getAttribute("focusSelectFromStart","0"));
+		this.editFocusSelectFromEnd = $tw.utils.parseNumber(this.getAttribute("focusSelectFromEnd","0"));
 		this.editTabIndex = this.getAttribute("tabindex");
 		this.editCancelPopups = this.getAttribute("cancelPopups","") === "yes";
 		this.editInputActions = this.getAttribute("inputActions");
@@ -218,7 +220,7 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 	EditTextWidget.prototype.refresh = function(changedTiddlers) {
 		var changedAttributes = this.computeAttributes();
 		// Completely rerender if any of our attributes have changed
-		if(changedAttributes.tiddler || changedAttributes.field || changedAttributes.index || changedAttributes["default"] || changedAttributes["class"] || changedAttributes.placeholder || changedAttributes.size || changedAttributes.autoHeight || changedAttributes.minHeight || changedAttributes.focusPopup ||  changedAttributes.rows || changedAttributes.tabindex || changedAttributes.cancelPopups || changedAttributes.inputActions || changedAttributes.refreshTitle || changedAttributes.autocomplete || changedTiddlers[HEIGHT_MODE_TITLE] || changedTiddlers[ENABLE_TOOLBAR_TITLE] || changedAttributes.disabled || changedAttributes.fileDrop) {
+		if(changedAttributes.tiddler || changedAttributes.field || changedAttributes.index || changedAttributes["default"] || changedAttributes["class"] || changedAttributes.placeholder || changedAttributes.size || changedAttributes.autoHeight || changedAttributes.minHeight || changedAttributes.focusPopup ||  changedAttributes.rows || changedAttributes.tabindex || changedAttributes.cancelPopups || changedAttributes.inputActions || changedAttributes.refreshTitle || changedAttributes.autocomplete || changedTiddlers[HEIGHT_MODE_TITLE] || changedTiddlers[ENABLE_TOOLBAR_TITLE] || changedTiddlers["$:/palette"] || changedAttributes.disabled || changedAttributes.fileDrop) {
 			this.refreshSelf();
 			return true;
 		} else if (changedTiddlers[this.editRefreshTitle]) {
@@ -298,7 +300,7 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 	Propogate keydown events to our container for the keyboard widgets benefit
 	*/
 	EditTextWidget.prototype.propogateKeydownEvent = function(event) {
-		var newEvent = this.cloneEvent(event,["keyCode","which","metaKey","ctrlKey","altKey","shiftKey"]);
+		var newEvent = this.cloneEvent(event,["keyCode","code","which","key","metaKey","ctrlKey","altKey","shiftKey"]);
 		return !this.parentDomNode.dispatchEvent(newEvent);
 	};
 

core/modules/filters.js

@@ -12,6 +12,9 @@ Adds tiddler filtering methods to the $tw.Wiki object.
 /*global $tw: false */
 "use strict";
 
+/* Maximum permitted filter recursion depth */
+var MAX_FILTER_DEPTH = 300;
+
 /*
 Parses an operation (i.e. a run) within a filter string
 	operators: Array of array of operator nodes into which results should be inserted
@@ -328,7 +331,7 @@ exports.compileFilter = function(filterString) {
 		})());
 	});
 	// Return a function that applies the operations to a source iterator of tiddler titles
-	var compiled = $tw.perf.measure("filter: " + filterString,function filterFunction(source,widget) {
+	var fnMeasured = $tw.perf.measure("filter: " + filterString,function filterFunction(source,widget) {
 		if(!source) {
 			source = self.each;
 		} else if(typeof source === "object") { // Array or hashmap
@@ -338,9 +341,15 @@ exports.compileFilter = function(filterString) {
 			widget = $tw.rootWidget;
 		}
 		var results = new $tw.utils.LinkedList();
-		$tw.utils.each(operationFunctions,function(operationFunction) {
-			operationFunction(results,source,widget);
-		});
+		self.filterRecursionCount = (self.filterRecursionCount || 0) + 1;
+		if(self.filterRecursionCount < MAX_FILTER_DEPTH) {
+			$tw.utils.each(operationFunctions,function(operationFunction) {
+				operationFunction(results,source,widget);
+			});
+		} else {
+			results.push("/**-- Excessive filter recursion --**/");
+		}
+		self.filterRecursionCount = self.filterRecursionCount - 1;
 		return results.toArray();
 	});
 	if(this.filterCacheCount >= 2000) {
@@ -350,9 +359,9 @@ exports.compileFilter = function(filterString) {
 		this.filterCache = Object.create(null);
 		this.filterCacheCount = 0;
 	}
-	this.filterCache[filterString] = compiled;
+	this.filterCache[filterString] = fnMeasured;
 	this.filterCacheCount++;
-	return compiled;
+	return fnMeasured;
 };
 
 })();

core/modules/filters/encodings.js

@@ -16,6 +16,22 @@ Filter operator for applying decodeURIComponent() to each item.
 Export our filter functions
 */
 
+exports.decodebase64 = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		results.push($tw.utils.base64Decode(title));
+	});
+	return results;
+};
+
+exports.encodebase64 = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		results.push($tw.utils.base64Encode(title));
+	});
+	return results;
+};
+
 exports.decodeuricomponent = function(source,operator,options) {
 	var results = [];
 	source(function(tiddler,title) {
@@ -27,7 +43,7 @@ exports.decodeuricomponent = function(source,operator,options) {
 exports.encodeuricomponent = function(source,operator,options) {
 	var results = [];
 	source(function(tiddler,title) {
-		results.push(encodeURIComponent(title));
+		results.push($tw.utils.encodeURIComponentExtended(title));
 	});
 	return results;
 };

core/modules/filters/filter.js

@@ -21,14 +21,15 @@ exports.filter = function(source,operator,options) {
 		target = operator.prefix !== "!";
 	source(function(tiddler,title) {
 		var list = filterFn.call(options.wiki,options.wiki.makeTiddlerIterator([title]),{
-				getVariable: function(name) {
+				getVariable: function(name,opts) {
+					opts = opts || {};
 					switch(name) {
 						case "currentTiddler":
 							return "" + title;
 						case "..currentTiddler":
 							return options.widget.getVariable("currentTiddler");
 						default:
-							return options.widget.getVariable(name);
+							return options.widget.getVariable(name,opts);
 					}
 				}
 			});

core/modules/filters/format/json.js

@@ -0,0 +1,35 @@
+/*\
+title: $:/core/modules/filters/format/json.js
+type: application/javascript
+module-type: formatfilteroperator
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.json = function(source,operand,options) {
+	var results = [],
+		spaces = null;
+	if(operand) {
+		spaces = /^\d+$/.test(operand) ? parseInt(operand,10) : operand;
+	}
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title);
+		try {
+			data = JSON.parse(title);
+		} catch(e) {
+			data = undefined;
+		}
+		if(data !== undefined) {
+			results.push(JSON.stringify(data,null,spaces));
+		}
+	});
+	return results;
+};
+
+})();

core/modules/filters/is/variable.js

@@ -19,13 +19,13 @@ exports.variable = function(source,prefix,options) {
 	var results = [];
 	if(prefix === "!") {
 		source(function(tiddler,title) {
-			if(!(title in options.widget.variables)) {
+			if(options.widget.getVariable(title) === undefined) {
 				results.push(title);
 			}
 		});
 	} else {
 		source(function(tiddler,title) {
-			if(title in options.widget.variables) {
+			if(options.widget.getVariable(title) !== undefined) {
 				results.push(title);
 			}
 		});

core/modules/filters/json-ops.js

@@ -0,0 +1,190 @@
+/*\
+title: $:/core/modules/filters/json-ops.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operators for JSON operations
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports["jsonget"] = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title,title);
+		if(data) {
+			var items = getDataItemValueAsStrings(data,operator.operands);
+			if(items !== undefined) {
+				results.push.apply(results,items);
+			}
+		}
+	});
+	return results;
+};
+
+exports["jsonextract"] = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title,title);
+		if(data) {
+			var item = getDataItem(data,operator.operands);
+			if(item !== undefined) {
+				results.push(JSON.stringify(item));
+			}
+		}
+	});
+	return results;
+};
+
+exports["jsonindexes"] = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title,title);
+		if(data) {
+			var items = getDataItemKeysAsStrings(data,operator.operands);
+			if(items !== undefined) {
+				results.push.apply(results,items);
+			}
+		}
+	});
+	return results;
+};
+
+exports["jsontype"] = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title,title);
+		if(data) {
+			var item = getDataItemType(data,operator.operands);
+			if(item !== undefined) {
+				results.push(item);
+			}
+		}
+	});
+	return results;
+};
+
+/*
+Given a JSON data structure and an array of index strings, return an array of the string representation of the values at the end of the index chain, or "undefined" if any of the index strings are invalid
+*/
+function getDataItemValueAsStrings(data,indexes) {
+	// Get the item
+	var item = getDataItem(data,indexes);
+	// Return the item as a string list
+	return convertDataItemValueToStrings(item);
+}
+
+/*
+Given a JSON data structure and an array of index strings, return an array of the string representation of the keys of the item at the end of the index chain, or "undefined" if any of the index strings are invalid
+*/
+function getDataItemKeysAsStrings(data,indexes) {
+	// Get the item
+	var item = getDataItem(data,indexes);
+	// Return the item keys as a string
+	return convertDataItemKeysToStrings(item);
+}
+
+/*
+Return an array of the string representation of the values of a data item, or "undefined" if the item is undefined
+*/
+function convertDataItemValueToStrings(item) {
+	// Return the item as a string
+	if(item === undefined) {
+		return undefined;
+	} else if(item === null) {
+		return ["null"]
+	} else if(typeof item === "object") {
+		var results = [],i,t;
+		if($tw.utils.isArray(item)) {
+			// Return all the items in arrays recursively
+			for(i=0; i<item.length; i++) {
+				t = convertDataItemValueToStrings(item[i])
+				if(t !== undefined) {
+					results.push.apply(results,t);
+				}
+			}
+		} else {
+			// Return all the values in objects recursively
+			$tw.utils.each(Object.keys(item).sort(),function(key) {
+				t = convertDataItemValueToStrings(item[key]);
+				if(t !== undefined) {
+					results.push.apply(results,t);
+				}
+			});
+		}
+		return results;
+	}
+	return [item.toString()];
+}
+
+/*
+Return an array of the string representation of the keys of a data item, or "undefined" if the item is undefined
+*/
+function convertDataItemKeysToStrings(item) {
+	// Return the item as a string
+	if(item === undefined) {
+		return item;
+	} else if(typeof item === "object") {
+		if(item === null) {
+			return [];
+		}
+		var results = [];
+		if($tw.utils.isArray(item)) {
+			for(var i=0; i<item.length; i++) {
+				results.push(i.toString());
+			}
+			return results;
+		} else {
+			$tw.utils.each(Object.keys(item).sort(),function(key) {
+				results.push(key);
+			});
+			return results;
+		}
+	}
+	return [];
+}
+
+function getDataItemType(data,indexes) {
+	// Get the item
+	var item = getDataItem(data,indexes);
+	// Return the item type
+	if(item === undefined) {
+		return item;
+	} else if(item === null) {
+		return "null";
+	} else if($tw.utils.isArray(item)) {
+		return "array";
+	} else if(typeof item === "object") {
+		return "object";
+	} else {
+		return typeof item;
+	}
+}
+
+/*
+Given a JSON data structure and an array of index strings, return the value at the end of the index chain, or "undefined" if any of the index strings are invalid
+*/
+function getDataItem(data,indexes) {
+	if(indexes.length === 0 || (indexes.length === 1 && indexes[0] === "")) {
+		return data;
+	}
+	// Get the item
+	var item = data;
+	for(var i=0; i<indexes.length; i++) {
+		if(item !== undefined) {
+			if(item !== null && ["number","string","boolean"].indexOf(typeof item) === -1) {
+				item = item[indexes[i]];
+			} else {
+				item = undefined;
+			}
+		}
+	}
+	return item;
+}
+
+})();
+	

core/modules/filters/reduce.js

@@ -27,7 +27,8 @@ exports.reduce = function(source,operator,options) {
 	for(var index=0; index<results.length; index++) {
 		var title = results[index],
 			list = filterFn.call(options.wiki,options.wiki.makeTiddlerIterator([title]),{
-				getVariable: function(name) {
+				getVariable: function(name,opts) {
+					opts = opts || {};
 					switch(name) {
 						case "currentTiddler":
 							return "" + title;
@@ -42,7 +43,7 @@ exports.reduce = function(source,operator,options) {
 						case "length":
 							return "" + results.length;
 						default:
-							return options.widget.getVariable(name);
+							return options.widget.getVariable(name,opts);
 					}
 				}
 			});

core/modules/filters/sortsub.js

@@ -26,14 +26,15 @@ exports.sortsub = function(source,operator,options) {
 		var r = filterFn.call(options.wiki,function(iterator) {
 			iterator(options.wiki.getTiddler(title),title);
 		},{
-			getVariable: function(name) {
+			getVariable: function(name,opts) {
+				opts = opts || {};
 				switch(name) {
 					case "currentTiddler":
 						return "" + title;
 					case "..currentTiddler":
 						return options.widget.getVariable("currentTiddler");
 					default:
-						return options.widget.getVariable(name);
+						return options.widget.getVariable(name,opts);
 				}
 			}
 		});

core/modules/filters/strings.js

@@ -74,6 +74,113 @@ exports.join = makeStringReducingOperator(
 	},null
 );
 
+var dmp = require("$:/core/modules/utils/diff-match-patch/diff_match_patch.js");
+
+exports.levenshtein = makeStringBinaryOperator(
+	function(a,b) {
+		var dmpObject = new dmp.diff_match_patch(),
+			diffs = dmpObject.diff_main(a,b);
+		return [dmpObject.diff_levenshtein(diffs) + ""];
+	}
+);
+
+// these two functions are adapted from https://github.com/google/diff-match-patch/wiki/Line-or-Word-Diffs
+function diffLineWordMode(text1,text2,mode) {
+	var dmpObject = new dmp.diff_match_patch();
+	var a = diffPartsToChars(text1,text2,mode);
+	var lineText1 = a.chars1;
+	var lineText2 = a.chars2;
+	var lineArray = a.lineArray;
+	var diffs = dmpObject.diff_main(lineText1,lineText2,false);
+	dmpObject.diff_charsToLines_(diffs,lineArray);
+	return diffs;
+}
+
+function diffPartsToChars(text1,text2,mode) {
+	var lineArray = [];
+	var lineHash = {};
+	lineArray[0] = '';
+
+    function diff_linesToPartsMunge_(text,mode) {
+        var chars = '';
+        var lineStart = 0;
+        var lineEnd = -1;
+        var lineArrayLength = lineArray.length,
+            regexpResult;
+        var searchRegexp = /\W+/g;
+        while(lineEnd < text.length - 1) {
+	        if(mode === "words") {
+                regexpResult = searchRegexp.exec(text);
+                lineEnd = searchRegexp.lastIndex;
+                if(regexpResult === null) {
+                lineEnd = text.length;
+                }
+                lineEnd = --lineEnd;
+            } else {
+                lineEnd = text.indexOf('\n', lineStart);
+                if(lineEnd == -1) {
+                    lineEnd = text.length - 1;
+                }
+            }
+            var line = text.substring(lineStart, lineEnd + 1);
+
+            if(lineHash.hasOwnProperty ? lineHash.hasOwnProperty(line) : (lineHash[line] !== undefined)) {
+				chars += String.fromCharCode(lineHash[line]);
+            } else {
+                if (lineArrayLength == maxLines) {
+                  line = text.substring(lineStart);
+                  lineEnd = text.length;
+                }
+                chars += String.fromCharCode(lineArrayLength);
+                lineHash[line] = lineArrayLength;
+                lineArray[lineArrayLength++] = line;
+            }
+            lineStart = lineEnd + 1;
+        }
+        return chars;
+    }
+    var maxLines = 40000;
+    var chars1 = diff_linesToPartsMunge_(text1,mode);
+    maxLines = 65535;
+    var chars2 = diff_linesToPartsMunge_(text2,mode);
+    return {chars1: chars1, chars2: chars2, lineArray: lineArray};
+};
+
+exports.makepatches = function(source,operator,options) {
+	var dmpObject = new dmp.diff_match_patch(),
+		suffix = operator.suffix || "",
+		result = [];
+		
+		source(function(tiddler,title) {
+			var diffs, patches;
+			if(suffix === "lines" || suffix === "words") {
+				diffs = diffLineWordMode(title,operator.operand,suffix);
+				patches = dmpObject.patch_make(title,diffs);
+			} else {
+				patches = dmpObject.patch_make(title,operator.operand);
+			}
+			Array.prototype.push.apply(result,[dmpObject.patch_toText(patches)]);
+		});
+
+	return result;
+};
+
+exports.applypatches = makeStringBinaryOperator(
+	function(a,b) {
+		var dmpObject = new dmp.diff_match_patch(),
+			patches;
+		try {
+			patches = dmpObject.patch_fromText(b);
+		} catch(e) {
+		}
+		if(patches) {
+			return [dmpObject.patch_apply(patches,a)[0]];
+		} else {
+			return [a];
+		}
+	}
+);
+
 function makeStringBinaryOperator(fnCalc) {
 	return function(source,operator,options) {
 		var result = [];
@@ -184,4 +291,4 @@ exports.charcode = function(source,operator,options) {
 	return [chars.join("")];
 };
 
-})();
+})();

core/modules/filters/variables.js

@@ -16,9 +16,15 @@ Filter operator for returning the names of the active variables
 Export our filter function
 */
 exports.variables = function(source,operator,options) {
-	var names = [];
-	for(var variable in options.widget.variables) {
-		names.push(variable);
+	var names = [],
+		widget = options.widget;
+	while(widget && !widget.hasOwnProperty("variables")) {
+		widget = widget.parentWidget;
+	}
+	if(widget && widget.variables) {
+		for(var variable in widget.variables) {
+			names.push(variable);
+		}
 	}
 	return names.sort();
 };

core/modules/indexers/field-indexer.js

@@ -32,18 +32,18 @@ FieldIndexer.prototype.setMaxIndexedValueLength = function(length) {
 
 FieldIndexer.prototype.addIndexMethods = function() {
 	var self = this;
+	// get all tiddlers, including those overwrite shadow tiddlers
 	this.wiki.each.byField = function(name,value) {
-		var titles = self.wiki.allTitles(),
-			lookup = self.lookup(name,value);
+		var lookup = self.lookup(name,value);
 		return lookup && lookup.filter(function(title) {
-			return titles.indexOf(title) !== -1;
+			return self.wiki.tiddlerExists(title)
 		});
 	};
+	// get shadow tiddlers, including shadow tiddlers that is overwritten
 	this.wiki.eachShadow.byField = function(name,value) {
-		var titles = self.wiki.allShadowTitles(),
-			lookup = self.lookup(name,value);
+		var lookup = self.lookup(name,value);
 		return lookup && lookup.filter(function(title) {
-			return titles.indexOf(title) !== -1;
+			return self.wiki.isShadowTiddler(title)
 		});
 	};
 	this.wiki.eachTiddlerPlusShadows.byField = function(name,value) {

core/modules/keyboard.js

@@ -141,6 +141,7 @@ function KeyboardManager(options) {
 	this.shortcutKeysList = [], // Stores the shortcut-key descriptors
 	this.shortcutActionList = [], // Stores the corresponding action strings
 	this.shortcutParsedList = []; // Stores the parsed key descriptors
+	this.shortcutPriorityList = []; // Stores the parsed shortcut priority
 	this.lookupNames = ["shortcuts"];
 	this.lookupNames.push($tw.platform.isMac ? "shortcuts-mac" : "shortcuts-not-mac")
 	this.lookupNames.push($tw.platform.isWindows ? "shortcuts-windows" : "shortcuts-not-windows");
@@ -318,12 +319,23 @@ KeyboardManager.prototype.updateShortcutLists = function(tiddlerList) {
 		this.shortcutKeysList[i] = tiddlerFields.key !== undefined ? tiddlerFields.key : undefined;
 		this.shortcutActionList[i] = tiddlerFields.text;
 		this.shortcutParsedList[i] = this.shortcutKeysList[i] !== undefined ? this.parseKeyDescriptors(this.shortcutKeysList[i]) : undefined;
+		this.shortcutPriorityList[i] = tiddlerFields.priority === "yes" ? true : false;
 	}
 };
 
-KeyboardManager.prototype.handleKeydownEvent = function(event) {
+/*
+event: the keyboard event object
+options:
+	onlyPriority: true if only priority global shortcuts should be invoked
+*/
+KeyboardManager.prototype.handleKeydownEvent = function(event, options) {
+	options = options || {};
 	var key, action;
 	for(var i=0; i<this.shortcutTiddlers.length; i++) {
+		if(options.onlyPriority && this.shortcutPriorityList[i] !== true) {
+			continue;
+		}
+
 		if(this.shortcutParsedList[i] !== undefined && this.checkKeyDescriptors(event,this.shortcutParsedList[i])) {
 			key = this.shortcutParsedList[i];
 			action = this.shortcutActionList[i];

core/modules/parsers/csvparser.js

@@ -13,6 +13,11 @@ The CSV text parser processes CSV files into a table wrapped in a scrollable wid
 "use strict";
 
 var CsvParser = function(type,text,options) {
+	// Special handler for tab-delimited files
+	if (type === 'text/tab-delimited-values' && !options.separator) {
+		options.separator = "\t";
+	}
+	
 	// Table framework
 	this.tree = [{
 		"type": "scrollable", "children": [{
@@ -24,30 +29,33 @@ var CsvParser = function(type,text,options) {
 		}]
 	}];
 	// Split the text into lines
-	var lines = text.split(/\r?\n/mg),
+	var lines = $tw.utils.parseCsvString(text, options),
 		tag = "th";
+	var maxColumns = 0;
+	$tw.utils.each(lines, function(columns) {
+		maxColumns = Math.max(columns.length, maxColumns);
+	});
+	
 	for(var line=0; line<lines.length; line++) {
-		var lineText = lines[line];
-		if(lineText) {
-			var row = {
-					"type": "element", "tag": "tr", "children": []
-				};
-			var columns = lineText.split(",");
-			for(var column=0; column<columns.length; column++) {
-				row.children.push({
-						"type": "element", "tag": tag, "children": [{
-							"type": "text",
-							"text": columns[column]
-						}]
-					});
-			}
-			tag = "td";
-			this.tree[0].children[0].children[0].children.push(row);
+		var columns = lines[line];
+		var row = {
+			"type": "element", "tag": "tr", "children": []
+		};
+		for(var column=0; column<maxColumns; column++) {
+			row.children.push({
+				"type": "element", "tag": tag, "children": [{
+					"type": "text",
+					"text": columns[column] || ''
+				}]
+			});
 		}
+		tag = "td";
+		this.tree[0].children[0].children[0].children.push(row);
 	}
 };
 
 exports["text/csv"] = CsvParser;
+exports["text/tab-delimited-values"] = CsvParser;
 
 })();
 

core/modules/parsers/pdfparser.js

@@ -15,7 +15,7 @@ The PDF parser embeds a PDF viewer
 var ImageParser = function(type,text,options) {
 	var element = {
 			type: "element",
-			tag: "embed",
+			tag: "iframe",
 			attributes: {}
 		},
 		src;

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

@@ -25,7 +25,7 @@ Instantiate parse rule
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /^\\import[^\S\n]/mg;
+	this.matchRegExp = /\\import[^\S\n]/mg;
 };
 
 /*

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

@@ -27,7 +27,7 @@ Instantiate parse rule
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /^\\define\s+([^(\s]+)\(\s*([^)]*)\)(\s*\r?\n)?/mg;
+	this.matchRegExp = /\\define\s+([^(\s]+)\(\s*([^)]*)\)(\s*\r?\n)?/mg;
 };
 
 /*
@@ -58,7 +58,7 @@ exports.parse = function() {
 	var reEnd;
 	if(this.match[3]) {
 		// If so, the end of the body is marked with \end
-		reEnd = /(\r?\n\\end[^\S\n\r]*(?:$|\r?\n))/mg;
+		reEnd = new RegExp("(\\r?\\n[^\\S\\n\\r]*\\\\end[^\\S\\n\\r]*(?:" + $tw.utils.escapeRegExp(this.match[1]) + ")?(?:$|\\r?\\n))","mg");
 	} else {
 		// Otherwise, the end of the definition is marked by the end of the line
 		reEnd = /($|\r?\n)/mg;

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

@@ -0,0 +1,68 @@
+/*\
+title: $:/core/modules/parsers/wikiparser/rules/parsermode.js
+type: application/javascript
+module-type: wikirule
+
+Wiki pragma rule for parser mode specifications
+
+```
+\parsermode block
+\parsermode inline
+```
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports.name = "parsermode";
+exports.types = {pragma: true};
+
+/*
+Instantiate parse rule
+*/
+exports.init = function(parser) {
+	this.parser = parser;
+	// Regexp to match
+	this.matchRegExp = /\\parsermode[^\S\n]/mg;
+};
+
+/*
+Parse the most recent match
+*/
+exports.parse = function() {
+	// Move past the pragma invocation
+	this.parser.pos = this.matchRegExp.lastIndex;
+	// Parse whitespace delimited tokens terminated by a line break
+	var reMatch = /[^\S\n]*(\S+)|(\r?\n)/mg,
+		parserMode = undefined;
+	reMatch.lastIndex = this.parser.pos;
+	var match = reMatch.exec(this.parser.source);
+	while(match && match.index === this.parser.pos) {
+		this.parser.pos = reMatch.lastIndex;
+		// Exit if we've got the line break
+		if(match[2]) {
+			break;
+		}
+		// Process the token
+		if(match[1]) {
+			parserMode = match[1];
+		}
+		// Match the next token
+		match = reMatch.exec(this.parser.source);
+	}
+	// Process the tokens
+	if(parserMode !== undefined) {
+		if(parserMode === "block") {
+			this.parser.parseAsInline = false;
+		} else if(parserMode === "inline") {
+			this.parser.parseAsInline = true;
+		}
+	}
+	// No parse tree nodes to return
+	return [];
+};
+
+})();

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

@@ -26,7 +26,7 @@ Instantiate parse rule
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /^\\rules[^\S\n]/mg;
+	this.matchRegExp = /\\rules[^\S\n]/mg;
 };
 
 /*

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

@@ -41,9 +41,6 @@ exports.parse = function() {
 	var node = {
 		type: "element",
 		tag: "span",
-		attributes: {
-			"class": {type: "string", value: "tc-inline-style"}
-		},
 		children: tree
 	};
 	if(classString) {
@@ -52,6 +49,9 @@ exports.parse = function() {
 	if(stylesString) {
 		$tw.utils.addAttributeToParseTreeNode(node,"style",stylesString);
 	}
+	if(!classString && !stylesString) {
+		$tw.utils.addClassToParseTreeNode(node,"tc-inline-style");
+	}
 	return [node];
 };
 

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

@@ -26,7 +26,7 @@ Instantiate parse rule
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /^\\whitespace[^\S\n]/mg;
+	this.matchRegExp = /\\whitespace[^\S\n]/mg;
 };
 
 /*

core/modules/parsers/wikiparser/wikiparser.js

@@ -47,6 +47,8 @@ var WikiParser = function(type,text,options) {
 	this.sourceLength = this.source.length;
 	// Flag for ignoring whitespace
 	this.configTrimWhiteSpace = false;
+	// Parser mode
+	this.parseAsInline = options.parseAsInline;
 	// Set current parse position
 	this.pos = 0;
 	// Start with empty output
@@ -83,7 +85,7 @@ var WikiParser = function(type,text,options) {
 	// Parse any pragmas
 	var topBranch = this.parsePragmas();
 	// Parse the text into inline runs or blocks
-	if(options.parseAsInline) {
+	if(this.parseAsInline) {
 		topBranch.push.apply(topBranch,this.parseInlineRun());
 	} else {
 		topBranch.push.apply(topBranch,this.parseBlocks());
@@ -116,7 +118,7 @@ WikiParser.prototype.loadRemoteTiddler = function(url) {
 */
 WikiParser.prototype.setupRules = function(proto,configPrefix) {
 	var self = this;
-	if(!$tw.safemode) {
+	if(!$tw.safeMode) {
 		$tw.utils.each(proto,function(object,name) {
 			if(self.wiki.getTiddlerText(configPrefix + name,"enable") !== "enable") {
 				delete proto[name];

core/modules/savers/beaker.js

@@ -1,64 +0,0 @@
-/*\
-title: $:/core/modules/savers/beaker.js
-type: application/javascript
-module-type: saver
-
-Saves files using the Beaker browser's (https://beakerbrowser.com) Dat protocol (https://datproject.org/)
-Compatible with beaker >= V0.7.2
-
-\*/
-(function(){
-
-/*jslint node: true, browser: true */
-/*global $tw: false */
-"use strict";
-
-/*
-Set up the saver
-*/
-var BeakerSaver = function(wiki) {
-	this.wiki = wiki;
-};
-
-BeakerSaver.prototype.save = function(text,method,callback) {
-	var dat = new DatArchive("" + window.location),
-		pathname = ("" + window.location.pathname).split("#")[0];
-	dat.stat(pathname).then(function(value) {
-		if(value.isDirectory()) {
-			pathname = pathname + "/index.html";
-		}
-		dat.writeFile(pathname,text,"utf8").then(function(value) {
-			callback(null);
-		},function(reason) {
-			callback("Beaker Saver Write Error: " + reason);
-		});
-	},function(reason) {
-		callback("Beaker Saver Stat Error: " + reason);
-	});
-	return true;
-};
-
-/*
-Information about this saver
-*/
-BeakerSaver.prototype.info = {
-	name: "beaker",
-	priority: 3000,
-	capabilities: ["save", "autosave"]
-};
-
-/*
-Static method that returns true if this saver is capable of working
-*/
-exports.canSave = function(wiki) {
-	return !!window.DatArchive && location.protocol==="dat:";
-};
-
-/*
-Create an instance of this saver
-*/
-exports.create = function(wiki) {
-	return new BeakerSaver(wiki);
-};
-
-})();

core/modules/savers/hyperdrive.js

@@ -1,64 +0,0 @@
-/*\
-title: $:/core/modules/savers/hyperdrive.js
-type: application/javascript
-module-type: saver
-
-Saves files using the Hyperdrive Protocol (https://hypercore-protocol.org/#hyperdrive) Beaker browser beta-1.0 and later (https://beakerbrowser.com)
-Compatible with beaker >= V1.0.0
-
-\*/
-(function(){
-
-/*jslint node: true, browser: true */
-/*global $tw: false */
-"use strict";
-
-/*
-Set up the saver
-*/
-var HyperdriveSaver = function(wiki) {
-	this.wiki = wiki;
-};
-
-HyperdriveSaver.prototype.save = function(text,method,callback) {
-	var dat = beaker.hyperdrive.drive("" + window.location),
-		pathname = ("" + window.location.pathname).split("#")[0];
-	dat.stat(pathname).then(function(value) {
-		if(value.isDirectory()) {
-			pathname = pathname + "/index.html";
-		}
-		dat.writeFile(pathname,text,"utf8").then(function(value) {
-			callback(null);
-		},function(reason) {
-			callback("Hyperdrive Saver Write Error: " + reason);
-		});
-	},function(reason) {
-		callback("Hyperdrive Saver Stat Error: " + reason);
-	});
-	return true;
-};
-
-/*
-Information about this saver
-*/
-HyperdriveSaver.prototype.info = {
-	name: "beaker-1.x",
-	priority: 3000,
-	capabilities: ["save", "autosave"]
-};
-
-/*
-Static method that returns true if this saver is capable of working
-*/
-exports.canSave = function(wiki) {
-	return !!window.beaker && !!beaker.hyperdrive && location.protocol==="hyper:";
-};
-
-/*
-Create an instance of this saver
-*/
-exports.create = function(wiki) {
-	return new HyperdriveSaver(wiki);
-};
-
-})();

core/modules/server/routes/get-status.js

@@ -21,6 +21,7 @@ exports.handler = function(request,response,state) {
 		username: state.authenticatedUsername || state.server.get("anon-username") || "",
 		anonymous: !state.authenticatedUsername,
 		read_only: !state.server.isAuthorized("writers",state.authenticatedUsername),
+		logout_is_available: false,
 		space: {
 			recipe: "default"
 		},

core/modules/server/routes/put-tiddler.js

@@ -30,6 +30,16 @@ exports.handler = function(request,response,state) {
 	if(fields.revision) {
 		delete fields.revision;
 	}
+	// If this is a skinny tiddler, it means the client never got the full
+	// version of the tiddler to edit. So we must preserve whatever text
+	// already exists on the server, or else we'll inadvertently delete it.
+	if(fields._is_skinny !== undefined) {
+		var tiddler = state.wiki.getTiddler(title);
+		if(tiddler) {
+			fields.text = tiddler.fields.text;
+		}
+		delete fields._is_skinny;
+	}
 	state.wiki.addTiddler(new $tw.Tiddler(fields,{title: title}));
 	var changeCount = state.wiki.getChangeCount(title).toString();
 	response.writeHead(204, "OK",{

core/modules/startup/rootwidget.js

@@ -87,13 +87,6 @@ exports.startup = function() {
 			}
 		});
 	}
-	// If we're being viewed on a data: URI then give instructions for how to save
-	if(document.location.protocol === "data:") {
-		$tw.rootWidget.dispatchEvent({
-			type: "tm-modal",
-			param: "$:/language/Modals/SaveInstructions"
-		});
-	}
 };
 
 })();

core/modules/startup/startup.js

@@ -121,7 +121,11 @@ exports.startup = function() {
 	});
 	// Set up the syncer object if we've got a syncadaptor
 	if($tw.syncadaptor) {
-		$tw.syncer = new $tw.Syncer({wiki: $tw.wiki, syncadaptor: $tw.syncadaptor});
+		$tw.syncer = new $tw.Syncer({
+			wiki: $tw.wiki,
+			syncadaptor: $tw.syncadaptor,
+			logging: $tw.wiki.getTiddlerText('$:/config/SyncLogging', "yes") === "yes"
+		});
 	}
 	// Setup the saver handler
 	$tw.saverHandler = new $tw.SaverHandler({

core/modules/storyviews/zoomin.js

@@ -17,6 +17,10 @@ var easing = "cubic-bezier(0.645, 0.045, 0.355, 1)"; // From http://easings.net/
 var ZoominListView = function(listWidget) {
 	var self = this;
 	this.listWidget = listWidget;
+	this.textNodeLogger = new $tw.utils.Logger("zoomin story river view", {
+		enable: true,
+		colour: 'red'
+	});
 	// Get the index of the tiddler that is at the top of the history
 	var history = this.listWidget.wiki.getTiddlerDataCached(this.listWidget.historyTitle,[]),
 		targetTiddler;
@@ -48,7 +52,10 @@ ZoominListView.prototype.navigateTo = function(historyInfo) {
 	var listItemWidget = this.listWidget.children[listElementIndex],
 		targetElement = listItemWidget.findFirstDomNode();
 	// Abandon if the list entry isn't a DOM element (it might be a text node)
-	if(!targetElement || targetElement.nodeType === Node.TEXT_NODE) {
+	if(!targetElement) {
+		return;
+	} else if (targetElement.nodeType === Node.TEXT_NODE) {
+		this.logTextNodeRoot(targetElement);
 		return;
 	}
 	// Make the new tiddler be position absolute and visible so that we can measure it
@@ -130,7 +137,10 @@ function findTitleDomNode(widget,targetClass) {
 ZoominListView.prototype.insert = function(widget) {
 	var targetElement = widget.findFirstDomNode();
 	// Abandon if the list entry isn't a DOM element (it might be a text node)
-	if(!targetElement || targetElement.nodeType === Node.TEXT_NODE) {
+	if(!targetElement) {
+		return;
+	} else if (targetElement.nodeType === Node.TEXT_NODE) {
+		this.logTextNodeRoot(targetElement);
 		return;
 	}
 	// Make the newly inserted node position absolute and hidden
@@ -173,16 +183,21 @@ ZoominListView.prototype.remove = function(widget) {
 	var toWidgetDomNode = toWidget && toWidget.findFirstDomNode();
 	// Set up the tiddler we're moving back in
 	if(toWidgetDomNode) {
-		$tw.utils.addClass(toWidgetDomNode,"tc-storyview-zoomin-tiddler");
-		$tw.utils.setStyle(toWidgetDomNode,[
-			{display: "block"},
-			{transformOrigin: "50% 50%"},
-			{transform: "translateX(0px) translateY(0px) scale(10)"},
-			{transition: $tw.utils.roundTripPropertyName("transform") + " " + duration + "ms " + easing + ", opacity " + duration + "ms " + easing},
-			{opacity: "0"},
-			{zIndex: "500"}
-		]);
-		this.currentTiddlerDomNode = toWidgetDomNode;
+		if (toWidgetDomNode.nodeType === Node.TEXT_NODE) {
+			this.logTextNodeRoot(toWidgetDomNode);
+			toWidgetDomNode = null;
+		} else {
+			$tw.utils.addClass(toWidgetDomNode,"tc-storyview-zoomin-tiddler");
+			$tw.utils.setStyle(toWidgetDomNode,[
+				{display: "block"},
+				{transformOrigin: "50% 50%"},
+				{transform: "translateX(0px) translateY(0px) scale(10)"},
+				{transition: $tw.utils.roundTripPropertyName("transform") + " " + duration + "ms " + easing + ", opacity " + duration + "ms " + easing},
+				{opacity: "0"},
+				{zIndex: "500"}
+			]);
+			this.currentTiddlerDomNode = toWidgetDomNode;
+		}
 	}
 	// Animate them both
 	// Force layout
@@ -206,6 +221,10 @@ ZoominListView.prototype.remove = function(widget) {
 	return true; // Indicate that we'll delete the DOM node
 };
 
+ZoominListView.prototype.logTextNodeRoot = function(node) {
+	this.textNodeLogger.log($tw.language.getString("Error/ZoominTextNode") + " " + node.textContent);
+};
+
 exports.zoomin = ZoominListView;
 
 })();

core/modules/syncer.js

@@ -402,6 +402,7 @@ Syncer.prototype.handleLazyLoadEvent = function(title) {
 			// Mark the tiddler as needing loading, and having already been lazily loaded
 			this.titlesToBeLoaded[title] = true;
 			this.titlesHaveBeenLazyLoaded[title] = true;
+			this.processTaskQueue();
 		}
 	}
 };

core/modules/utils/csv.js

@@ -12,35 +12,113 @@ A barebones CSV parser
 /*global $tw: false */
 "use strict";
 
+var QUOTE = '"';
+
+var getCellInfo = function(text, start, length, SEPARATOR) {
+	var isCellQuoted = text.charAt(start) === QUOTE;
+	var cellStart = isCellQuoted ? start + 1 : start;
+	
+	if (text.charAt(i) === SEPARATOR) {
+		return [cellStart, cellStart, false];
+	}
+	
+	for (var i = cellStart; i < length; i++) {
+		var cellCharacter = text.charAt(i);
+		var isEOL = cellCharacter === "\n" || cellCharacter === "\r";
+		
+		if (isEOL && !isCellQuoted) {
+			return [cellStart, i, false];
+			
+		} else if (cellCharacter === SEPARATOR && !isCellQuoted) {
+			return [cellStart, i, false];
+			
+		} else if (cellCharacter === QUOTE && isCellQuoted) {
+			var nextCharacter = i + 1 < length ? text.charAt(i + 1) : '';
+			if (nextCharacter !== QUOTE) {
+				return [cellStart, i, true];
+			} else {
+				i++;
+			}
+		}
+	}
+	
+	return [cellStart, i, isCellQuoted];
+}
+	
+exports.parseCsvString = function(text, options) {
+	if (!text) {
+		return [];
+	}
+	
+	options = options || {};
+	var SEPARATOR = options.separator || ",",
+		length = text.length,
+		rows = [],
+		nextRow = [];
+		
+	for (var i = 0; i < length; i++) {
+		var cellInfo = getCellInfo(text, i, length, SEPARATOR);
+		var cellText = text.substring(cellInfo[0], cellInfo[1]);
+		if (cellInfo[2]) {
+			cellText = cellText.replace(/""/g, '"');
+			cellInfo[1]++;
+		}
+		nextRow.push(cellText);
+		
+		i = cellInfo[1];
+		
+		var character = text.charAt(i);
+		var nextCharacter = i + 1 < length ? text.charAt(i + 1) : '';
+		
+		if (character === "\r" || character === "\n") {
+			// Edge case for empty rows
+			if (nextRow.length === 1 && nextRow[0] === '') {
+				nextRow.length = 0;
+			}
+			rows.push(nextRow);
+			nextRow = [];
+			
+			if (character === "\r") {
+				var nextCharacter = i + 1 < length ? text.charAt(i + 1) : '';
+				
+				if (nextCharacter === "\n") {
+					i++;
+				}
+			}
+		}
+	}
+	
+	// Special case if last cell in last row is an empty cell
+	if (text.charAt(length - 1) === SEPARATOR) {
+		nextRow.push("");
+	}
+	
+	rows.push(nextRow);
+	
+	return rows;
+}
+
 /*
 Parse a CSV string with a header row and return an array of hashmaps.
 */
 exports.parseCsvStringWithHeader = function(text,options) {
-	options = options || {};
-	var separator = options.separator || ",",
-		rows = text.split(/\r?\n/mg).map(function(row) {
-			return $tw.utils.trim(row);
-		}).filter(function(row) {
-			return row !== "";
-		});
-	if(rows.length < 1) {
-		return "Missing header row";
-	}
-	var headings = rows[0].split(separator),
-		results = [];
-	for(var row=1; row<rows.length; row++) {
-		var columns = rows[row].split(separator),
-			columnResult = Object.create(null);
-		if(columns.length !== headings.length) {
-			return "Malformed CSV row '" + rows[row] + "'";
+	var csv = $tw.utils.parseCsvString(text, options);
+	var headers = csv[0];
+	
+	csv = csv.slice(1);
+	for (var i = 0; i < csv.length; i++) {
+		var row = csv[i];
+		var rowObject = Object.create(null);
+
+		for(var columnIndex=0; columnIndex<headers.length; columnIndex++) {
+			var columnName = headers[columnIndex];
+			if (columnName) {
+				rowObject[columnName] = $tw.utils.trim(row[columnIndex] || "");
+			}
 		}
-		for(var column=0; column<columns.length; column++) {
-			var columnName = headings[column];
-			columnResult[columnName] = $tw.utils.trim(columns[column] || "");
-		}
-		results.push(columnResult);
+		csv[i] = rowObject;
 	}
-	return results;
+	return csv;
 }
 
 })();

core/modules/utils/dom/dom.js

@@ -12,6 +12,8 @@ Various static DOM-related utility functions.
 /*global $tw: false */
 "use strict";
 
+var Popup = require("$:/core/modules/utils/dom/popup.js");
+
 /*
 Determines whether element 'a' contains element 'b'
 Code thanks to John Resig, http://ejohn.org/blog/comparing-document-position/
@@ -26,6 +28,24 @@ exports.domMatchesSelector = function(node,selector) {
 	return node.matches ? node.matches(selector) : node.msMatchesSelector(selector);
 };
 
+/*
+Select text in a an input or textarea (setSelectionRange crashes on certain input types)
+*/
+exports.setSelectionRangeSafe = function(node,start,end,direction) {
+	try {
+		node.setSelectionRange(start,end,direction);
+	} catch(e) {
+		node.select();
+	}
+};
+
+/*
+Select the text in an input or textarea by position
+*/
+exports.setSelectionByPosition = function(node,selectFromStart,selectFromEnd) {
+	$tw.utils.setSelectionRangeSafe(node,selectFromStart,node.value.length - selectFromEnd);
+};
+
 exports.removeChildren = function(node) {
 	while(node.hasChildNodes()) {
 		node.removeChild(node.firstChild);
@@ -294,8 +314,21 @@ exports.collectDOMVariables = function(selectedNode,domNode,event) {
 		});
 		
 		if(selectedNode.offsetLeft) {
-			// Add a variable with a popup coordinate string for the selected node
-			variables["tv-popup-coords"] = "(" + selectedNode.offsetLeft + "," + selectedNode.offsetTop +"," + selectedNode.offsetWidth + "," + selectedNode.offsetHeight + ")";
+			// Add variables with a (relative and absolute) popup coordinate string for the selected node
+			var nodeRect = {
+				left: selectedNode.offsetLeft,
+				top: selectedNode.offsetTop,
+				width: selectedNode.offsetWidth,
+				height: selectedNode.offsetHeight
+			};
+			variables["tv-popup-coords"] = Popup.buildCoordinates(Popup.coordinatePrefix.csOffsetParent,nodeRect);
+
+			var absRect = $tw.utils.extend({}, nodeRect);
+			for (var currentNode = selectedNode.offsetParent; currentNode; currentNode = currentNode.offsetParent) {
+				absRect.left += currentNode.offsetLeft;
+				absRect.top += currentNode.offsetTop;
+			}
+			variables["tv-popup-abs-coords"] = Popup.buildCoordinates(Popup.coordinatePrefix.csAbsolute,absRect);
 
 			// Add variables for offset of selected node
 			variables["tv-selectednode-posx"] = selectedNode.offsetLeft.toString();

core/modules/utils/dom/modal.js

@@ -26,6 +26,8 @@ Display a modal dialogue
 	options: see below
 Options include:
 	downloadLink: Text of a big download link to include
+	event: widget event
+	variables: from event.paramObject
 */
 Modal.prototype.display = function(title,options) {
 	options = options || {};
@@ -209,6 +211,10 @@ Modal.prototype.display = function(title,options) {
 	headerWidgetNode.addEventListener("tm-close-tiddler",closeHandler,false);
 	bodyWidgetNode.addEventListener("tm-close-tiddler",closeHandler,false);
 	footerWidgetNode.addEventListener("tm-close-tiddler",closeHandler,false);
+	// Whether to close the modal dialog when the mask (area outside the modal) is clicked
+	if(tiddler.fields && (tiddler.fields["mask-closable"] === "yes" || tiddler.fields["mask-closable"] === "true")) {
+		modalBackdrop.addEventListener("click",closeHandler,false);
+	}
 	// Set the initial styles for the message
 	$tw.utils.setStyle(modalBackdrop,[
 		{opacity: "0"}

core/modules/utils/dom/popup.js

@@ -22,6 +22,19 @@ var Popup = function(options) {
 	this.popups = []; // Array of {title:,wiki:,domNode:} objects
 };
 
+/*
+Global regular expression for parsing the location of a popup.
+This is also used by the Reveal widget.
+*/
+exports.popupLocationRegExp = /^(@?)\((-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+)\)$/
+
+/*
+Objekt containing the available prefixes for coordinates build with the `buildCoordinates` function:
+ - csOffsetParent: Uses a coordinate system based on the offset parent (no prefix).
+ - csAbsolute: Use an absolute coordinate system (prefix "@").
+*/
+exports.coordinatePrefix = { csOffsetParent: "", csAbsolute: "@" }
+
 /*
 Trigger a popup open or closed. Parameters are in a hashmap:
 	title: title of the tiddler where the popup details are stored
@@ -136,8 +149,17 @@ Popup.prototype.show = function(options) {
 			height: options.domNode.offsetHeight
 		};
 	}
-	var popupRect = "(" + rect.left + "," + rect.top + "," + 
-				rect.width + "," + rect.height + ")";
+	if(options.absolute && options.domNode) {
+		// Walk the offsetParent chain and add the position of the offsetParents to make
+		// the position absolute to the root node of the page.
+		var currentNode = options.domNode.offsetParent;
+		while(currentNode) {
+			rect.left += currentNode.offsetLeft;
+			rect.top += currentNode.offsetTop;
+			currentNode = currentNode.offsetParent;
+		}
+	}
+	var popupRect = exports.buildCoordinates(options.absolute?exports.coordinatePrefix.csAbsolute:exports.coordinatePrefix.csOffsetParent,rect);
 	if(options.noStateReference) {
 		options.wiki.setText(options.title,"text",undefined,popupRect);
 	} else {
@@ -172,13 +194,54 @@ Popup.prototype.cancel = function(level) {
 };
 
 /*
-Returns true if the specified title and text identifies an active popup
+Returns true if the specified title and text identifies an active popup.
+This function is safe to call, even if the popup class was not initialized.
 */
-Popup.prototype.readPopupState = function(text) {
-	var popupLocationRegExp = /^\((-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+)\)$/;
-	return popupLocationRegExp.test(text);
+exports.readPopupState = function(text) {
+	return exports.popupLocationRegExp.test(text);
 };
 
+/*
+Parses a coordinate string in the format `(x,y,w,h)` or `@(x,y,z,h)` and returns
+an object containing the position, width and height. The absolute-Mark is boolean
+value that indicates the coordinate system of the coordinates. If they start with
+an `@`, `absolute` is set to true and the coordinates are relative to the root
+element. If the initial `@` is missing, they are relative to the offset parent
+element and `absoute` is false.
+This function is safe to call, even if the popup class was not initialized.
+*/
+exports.parseCoordinates = function(coordinates) {
+	var match = exports.popupLocationRegExp.exec(coordinates);
+	if(match) {
+		return {
+			absolute: (match[1] === "@"),
+			left: parseFloat(match[2]),
+			top: parseFloat(match[3]),
+			width: parseFloat(match[4]),
+			height: parseFloat(match[5])
+		};
+	} else {
+		return false;
+	}
+}
+
+/*
+Builds a coordinate string from a coordinate system identifier and an object
+containing the left, top, width and height values.
+Use constants defined in coordinatePrefix to specify a coordinate system.
+If one of the parameters is invalid for building a coordinate string `(0,0,0,0)`
+will be returned.
+This function is safe to call, even if the popup class was not initialized.
+*/
+exports.buildCoordinates = function(prefix,position) {
+	var coord = prefix + "(" + position.left + "," + position.top + "," + position.width + "," + position.height + ")";
+	if (exports.popupLocationRegExp.test(coord)) {
+		return coord;
+	} else {
+		return "(0,0,0,0)";
+	}
+}
+
 exports.Popup = Popup;
 
 })();

core/modules/utils/fakedom.js

@@ -42,7 +42,7 @@ var TW_TextNode = function(text) {
 	this.textContent = text + "";
 };
 
-TW_TextNode.prototype = Object.create(TW_Node.prototype);
+Object.setPrototypeOf(TW_TextNode,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";
 };
 
-TW_Element.prototype = Object.create(TW_Node.prototype);
+Object.setPrototypeOf(TW_Element,TW_Node.prototype);
 
 Object.defineProperty(TW_Element.prototype, "style", {
 	get: function() {

core/modules/utils/filesystem.js

@@ -228,7 +228,7 @@ exports.generateTiddlerFileInfo = function(tiddler,options) {
 			hasUnsafeFields = hasUnsafeFields || /[\x00-\x1F]/mg.test(value);
 			hasUnsafeFields = hasUnsafeFields || ($tw.utils.trim(value) !== value);
 		}
-		hasUnsafeFields = hasUnsafeFields || /:/mg.test(fieldName);
+		hasUnsafeFields = hasUnsafeFields || /:|#/mg.test(fieldName);
 	});
 	// Check for field values 
 	if(hasUnsafeFields) {
@@ -238,7 +238,7 @@ exports.generateTiddlerFileInfo = function(tiddler,options) {
 	} else {
 		// Save as a .tid or a text/binary file plus a .meta file
 		var tiddlerType = tiddler.fields.type || "text/vnd.tiddlywiki";
-		if(tiddlerType === "text/vnd.tiddlywiki") {
+		if(tiddlerType === "text/vnd.tiddlywiki" || tiddler.hasField("_canonical_uri")) {
 			// Save as a .tid file
 			fileInfo.type = "application/x-tiddler";
 			fileInfo.hasMetaFile = false;
@@ -393,7 +393,7 @@ exports.generateTiddlerFilepath = function(title,options) {
 	} 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 encodeURIComponent() and resolve to tiddler directory.
+	//	or the 'originalpath' directory, then $tw.utils.encodeURIComponentExtended() and resolve to tiddler directory.
 	var writePath = $tw.hooks.invokeHook("th-make-tiddler-path",fullPath,fullPath),
 		encode = (options.fileInfo || {writeError: false}).writeError == true;
 	if(!encode) {
@@ -403,7 +403,7 @@ exports.generateTiddlerFilepath = function(title,options) {
 			writePath.indexOf(path.resolve($tw.boot.wikiTiddlersPath,originalpath)) == 0 );
 		}
 	if(encode) {
-		writePath = path.resolve(directory,encodeURIComponent(fullPath));
+		writePath = path.resolve(directory,$tw.utils.encodeURIComponentExtended(fullPath));
 	}
 	// Return the full path to the file
 	return writePath;

core/modules/utils/linked-list.js

@@ -15,10 +15,11 @@ function LinkedList() {
 
 LinkedList.prototype.clear = function() {
 	// LinkedList performs the duty of both the head and tail node
-	this.next = Object.create(null);
-	this.prev = Object.create(null);
-	this.first = undefined;
-	this.last = undefined;
+	this.next = new LLMap();
+	this.prev = new LLMap();
+	// Linked list head initially points to itself
+	this.next.set(null, null);
+	this.prev.set(null, null);
 	this.length = 0;
 };
 
@@ -41,28 +42,29 @@ Push behaves like array.push and accepts multiple string arguments. But it also
 accepts a single array argument too, to be consistent with its other methods.
 */
 LinkedList.prototype.push = function(/* values */) {
-	var values = arguments;
+	var i, values = arguments;
 	if($tw.utils.isArray(values[0])) {
 		values = values[0];
 	}
-	for(var i = 0; i < values.length; i++) {
+	for(i = 0; i < values.length; i++) {
 		_assertString(values[i]);
 	}
-	for(var i = 0; i < values.length; i++) {
+	for(i = 0; i < values.length; i++) {
 		_linkToEnd(this,values[i]);
 	}
 	return this.length;
 };
 
 LinkedList.prototype.pushTop = function(value) {
+	var t;
 	if($tw.utils.isArray(value)) {
-		for (var t=0; t<value.length; t++) {
+		for (t=0; t<value.length; t++) {
 			_assertString(value[t]);
 		}
-		for(var t=0; t<value.length; t++) {
+		for(t=0; t<value.length; t++) {
 			_removeOne(this,value[t]);
 		}
-		for(var t=0; t<value.length; t++) {
+		for(t=0; t<value.length; t++) {
 			_linkToEnd(this,value[t]);
 		}
 	} else {
@@ -74,11 +76,11 @@ LinkedList.prototype.pushTop = function(value) {
 
 LinkedList.prototype.each = function(callback) {
 	var visits = Object.create(null),
-		value = this.first;
-	while(value !== undefined) {
+		value = this.next.get(null);
+	while(value !== null) {
 		callback(value);
-		var next = this.next[value];
-		if(typeof next === "object") {
+		var next = this.next.get(value);
+		if(Array.isArray(next)) {
 			var i = visits[value] || 0;
 			visits[value] = i+1;
 			value = next[i];
@@ -105,91 +107,79 @@ LinkedList.prototype.makeTiddlerIterator = function(wiki) {
 };
 
 function _removeOne(list,value) {
-	var prevEntry = list.prev[value],
-		nextEntry = list.next[value],
+	var nextEntry = list.next.get(value);
+	if(nextEntry === undefined) {
+		return;
+	}
+	var prevEntry = list.prev.get(value),
 		prev = prevEntry,
-		next = nextEntry;
-	if(typeof nextEntry === "object") {
+		next = nextEntry,
+		ref;
+	if(Array.isArray(nextEntry)) {
 		next = nextEntry[0];
 		prev = prevEntry[0];
 	}
 	// Relink preceding element.
-	if(list.first === value) {
-		list.first = next
-	} else if(prev !== undefined) {
-		if(typeof list.next[prev] === "object") {
-			if(next === undefined) {
-				// Must have been last, and 'i' would be last element.
-				list.next[prev].pop();
-			} else {
-				var i = list.next[prev].indexOf(value);
-				list.next[prev][i] = next;
-			}
-		} else {
-			list.next[prev] = next;
-		}
+	ref = list.next.get(prev);
+	if(Array.isArray(ref)) {
+		var i = ref.indexOf(value);
+		ref[i] = next;
 	} else {
-		return;
+		list.next.set(prev,next);
 	}
+
 	// Now relink following element
-	// Check "next !== undefined" rather than "list.last === value" because
-	// we need to know if the FIRST value is the last in the list, not the last.
-	if(next !== undefined) {
-		if(typeof list.prev[next] === "object") {
-			if(prev === undefined) {
-				// Must have been first, and 'i' would be 0.
-				list.prev[next].shift();
-			} else {
-				var i = list.prev[next].indexOf(value);
-				list.prev[next][i] = prev;
-			}
-		} else {
-			list.prev[next] = prev;
-		}
+	ref = list.prev.get(next);
+	if(Array.isArray(ref)) {
+		var i = ref.indexOf(value);
+		ref[i] = prev;
 	} else {
-		list.last = prev;
+		list.prev.set(next,prev);
 	}
+
 	// Delink actual value. If it uses arrays, just remove first entries.
-	if(typeof nextEntry === "object") {
+	if(Array.isArray(nextEntry) && nextEntry.length > 1) {
 		nextEntry.shift();
 		prevEntry.shift();
 	} else {
-		list.next[value] = undefined;
-		list.prev[value] = undefined;
+		list.next.set(value,undefined);
+		list.prev.set(value,undefined);
 	}
 	list.length -= 1;
 };
 
 // Sticks the given node onto the end of the list.
 function _linkToEnd(list,value) {
-	if(list.first === undefined) {
-		list.first = value;
+	var old = list.next.get(value);
+	var last = list.prev.get(null);
+	// Does it already exists?
+	if(old !== undefined) {
+		if(!Array.isArray(old)) {
+			old = [old];
+			list.next.set(value,old);
+			list.prev.set(value,[list.prev.get(value)]);
+		}
+		old.push(null);
+		list.prev.get(value).push(last);
 	} else {
-		// Does it already exists?
-		if(list.first === value || list.prev[value] !== undefined) {
-			if(typeof list.next[value] === "string") {
-				list.next[value] = [list.next[value]];
-				list.prev[value] = [list.prev[value]];
-			} else if(typeof list.next[value] === "undefined") {
-				// list.next[value] must be undefined.
-				// Special case. List already has 1 value. It's at the end.
-				list.next[value] = [];
-				list.prev[value] = [list.prev[value]];
-			}
-			list.prev[value].push(list.last);
-			// We do NOT append a new value onto "next" list. Iteration will
-			// figure out it must point to End-of-List on its own.
-		} else {
-			list.prev[value] = list.last;
-		}
-		// Make the old last point to this new one.
-		if(typeof list.next[list.last] === "object") {
-			list.next[list.last].push(value);
-		} else {
-			list.next[list.last] = value;
-		}
+		list.next.set(value,null);
+		list.prev.set(value,last);
+	}
+	// Make the old last point to this new one.
+	if(value !== last) {
+		var array = list.next.get(last);
+		if(Array.isArray(array)) {
+			array[array.length-1] = value;
+		} else {
+			list.next.set(last,value);
+		}
+		list.prev.set(null,value);
+	} else {
+		// Edge case, the pushed value was already the last value.
+		// The second-to-last nextPtr for that value must point to itself now.
+		var array = list.next.get(last);
+		array[array.length-2] = value;
 	}
-	list.last = value;
 	list.length += 1;
 };
 
@@ -199,6 +189,20 @@ function _assertString(value) {
 	}
 };
 
+var LLMap = function() {
+	this.map = Object.create(null);
+};
+
+// Just a wrapper so our object map can also accept null.
+LLMap.prototype = {
+	set: function(key,val) {
+		(key === null) ? (this.null = val) : (this.map[key] = val);
+	},
+	get: function(key) {
+		return (key === null) ? this.null : this.map[key];
+	}
+};
+
 exports.LinkedList = LinkedList;
 
 })();

core/modules/utils/logger.js

@@ -48,7 +48,9 @@ Logger.prototype.log = function(/* args */) {
 			this.saveBufferLogger.buffer = this.saveBufferLogger.buffer.slice(-this.saveBufferLogger.saveLimit);
 		}
 		if(console !== undefined && console.log !== undefined) {
-			return Function.apply.call(console.log, console, [$tw.utils.terminalColour(this.colour),this.componentName + ":"].concat(Array.prototype.slice.call(arguments,0)).concat($tw.utils.terminalColour()));
+			var logMessage = [$tw.utils.terminalColour(this.colour) + this.componentName + ":"].concat(Array.prototype.slice.call(arguments,0));
+			logMessage[logMessage.length-1] += $tw.utils.terminalColour();
+			return Function.apply.call(console.log, console, logMessage);
 		}
 	} 
 };

core/modules/utils/parsetree.js

@@ -12,12 +12,26 @@ Parse tree utility functions.
 /*global $tw: false */
 "use strict";
 
+/*
+Add attribute to parse tree node
+Can be invoked as (node,name,value) or (node,attr)
+*/
 exports.addAttributeToParseTreeNode = function(node,name,value) {
-	var attribute = {name: name, type: "string", value: value};
+	var attribute = typeof name === "object" ? name : {name: name, type: "string", value: value};
+	name = attribute.name;
 	node.attributes = node.attributes || {};
+	node.orderedAttributes = node.orderedAttributes || [];
 	node.attributes[name] = attribute;
-	if(node.orderedAttributes) {
+	var foundIndex = -1;
+	$tw.utils.each(node.orderedAttributes,function(attr,index) {
+		if(attr.name === name) {
+			foundIndex = index;
+		}
+	});
+	if(foundIndex === -1) {
 		node.orderedAttributes.push(attribute);
+	} else {
+		node.orderedAttributes[foundIndex] = attribute;
 	}
 };
 
@@ -51,10 +65,8 @@ exports.addClassToParseTreeNode = function(node,classString) {
 		// If the class attribute does not exist, we must create it first.
 		attribute = {name: "class", type: "string", value: ""};
 		node.attributes["class"] = attribute;
-		if(node.orderedAttributes) {
-			// If there are orderedAttributes, we've got to add them there too.
-			node.orderedAttributes.push(attribute);
-		}
+		node.orderedAttributes = node.orderedAttributes || [];
+		node.orderedAttributes.push(attribute);
 	}
 	if(attribute.type === "string") {
 		if(attribute.value !== "") {
@@ -74,10 +86,8 @@ exports.addStyleToParseTreeNode = function(node,name,value) {
 	if(!attribute) {
 		attribute = {name: "style", type: "string", value: ""};
 		node.attributes.style = attribute;
-		if(node.orderedAttributes) {
-			// If there are orderedAttributes, we've got to add them there too.
-			node.orderedAttributes.push(attribute);
-		}
+		node.orderedAttributes = node.orderedAttributes || [];
+		node.orderedAttributes.push(attribute);
 	}
 	if(attribute.type === "string") {
 		attribute.value += name + ":" + value + ";";

core/modules/utils/utils.js

@@ -354,6 +354,9 @@ exports.formatDateString = function(date,template) {
 	var result = "",
 		t = template,
 		matches = [
+			[/^TIMESTAMP/, function() {
+				return date.getTime();
+			}],
 			[/^0hh12/, function() {
 				return $tw.utils.pad($tw.utils.getHours12(date));
 			}],
@@ -682,9 +685,19 @@ exports.escapeRegExp = function(s) {
     return s.replace(/[\-\/\\\^\$\*\+\?\.\(\)\|\[\]\{\}]/g, '\\$&');
 };
 
+/*
+Extended version of encodeURIComponent that encodes additional characters including
+those that are illegal within filepaths on various platforms including Windows
+*/
+exports.encodeURIComponentExtended = function(s) {
+	return encodeURIComponent(s).replace(/[!'()*]/g,function(c) {
+		return "%" + c.charCodeAt(0).toString(16).toUpperCase();
+	});
+};
+
 // Checks whether a link target is external, i.e. not a tiddler title
 exports.isLinkExternal = function(to) {
-	var externalRegExp = /^(?:file|http|https|mailto|ftp|irc|news|data|skype):[^\s<>{}\[\]`|"\\^]+(?:\/|\b)/i;
+	var externalRegExp = /^(?:file|http|https|mailto|ftp|irc|news|obsidian|data|skype):[^\s<>{}\[\]`|"\\^]+(?:\/|\b)/i;
 	return externalRegExp.test(to);
 };
 

core/modules/widgets/action-popup.js

@@ -14,6 +14,8 @@ Action widget to trigger a popup.
 
 var Widget = require("$:/core/modules/widgets/widget.js").widget;
 
+var Popup = require("$:/core/modules/utils/dom/popup.js");
+
 var ActionPopupWidget = function(parseTreeNode,options) {
 	this.initialise(parseTreeNode,options);
 };
@@ -57,20 +59,20 @@ Invoke the action associated with this widget
 */
 ActionPopupWidget.prototype.invokeAction = function(triggeringWidget,event) {
 	// Trigger the popup
-	var popupLocationRegExp = /^\((-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+)\)$/,
-		match = popupLocationRegExp.exec(this.actionCoords || "");
-	if(match) {
+	var coordinates = Popup.parseCoordinates(this.actionCoords || "");
+	if(coordinates) {
 		$tw.popup.triggerPopup({
 			domNode: null,
 			domNodeRect: {
-				left: parseFloat(match[1]),
-				top: parseFloat(match[2]),
-				width: parseFloat(match[3]),
-				height: parseFloat(match[4])
+				left: coordinates.left,
+				top: coordinates.top,
+				width: coordinates.width,
+				height: coordinates.height
 			},
 			title: this.actionState,
 			wiki: this.wiki,
-			floating: this.floating
+			floating: this.floating,
+			absolute: coordinates.absolute
 		});
 	} else {
 		$tw.popup.cancel(0);

core/modules/widgets/button.js

@@ -14,6 +14,8 @@ Button widget
 
 var Widget = require("$:/core/modules/widgets/widget.js").widget;
 
+var Popup = require("$:/core/modules/utils/dom/popup.js");
+
 var ButtonWidget = function(parseTreeNode,options) {
 	this.initialise(parseTreeNode,options);
 };
@@ -147,7 +149,7 @@ ButtonWidget.prototype.isSelected = function() {
 
 ButtonWidget.prototype.isPoppedUp = function() {
 	var tiddler = this.popupTitle ? this.wiki.getTiddler(this.popupTitle) : this.wiki.getTiddler(this.popup);
-	var result = tiddler && tiddler.fields.text ? $tw.popup.readPopupState(tiddler.fields.text) : false;
+	var result = tiddler && tiddler.fields.text ? Popup.readPopupState(tiddler.fields.text) : false;
 	return result;
 };
 
@@ -173,6 +175,7 @@ ButtonWidget.prototype.triggerPopup = function(event) {
 	if(this.popupTitle) {
 		$tw.popup.triggerPopup({
 			domNode: this.domNodes[0],
+			absolute: (this.popupAbsCoords === "yes"),
 			title: this.popupTitle,
 			wiki: this.wiki,
 			noStateReference: true
@@ -180,6 +183,7 @@ ButtonWidget.prototype.triggerPopup = function(event) {
 	} else {
 		$tw.popup.triggerPopup({
 			domNode: this.domNodes[0],
+			absolute: (this.popupAbsCoords === "yes"),
 			title: this.popup,
 			wiki: this.wiki
 		});
@@ -223,6 +227,7 @@ ButtonWidget.prototype.execute = function() {
 	this.setField = this.getAttribute("setField");
 	this.setIndex = this.getAttribute("setIndex");
 	this.popupTitle = this.getAttribute("popupTitle");
+	this.popupAbsCoords = this.getAttribute("popupAbsCoords", "no");
 	this.tabIndex = this.getAttribute("tabindex");
 	this.isDisabled = this.getAttribute("disabled","no");
 	// Make child widgets
@@ -252,7 +257,7 @@ 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.setTitle || changedAttributes.setField || changedAttributes.setIndex || changedAttributes.popupTitle || changedAttributes.disabled || changedAttributes["default"]) {
+	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"]) {
 		this.refreshSelf();
 		return true;
 	} else if(changedAttributes["class"]) {

core/modules/widgets/checkbox.js

@@ -66,14 +66,14 @@ CheckboxWidget.prototype.render = function(parent,nextSibling) {
 CheckboxWidget.prototype.getValue = function() {
 	var tiddler = this.wiki.getTiddler(this.checkboxTitle);
 	if(tiddler || this.checkboxFilter) {
-		if(this.checkboxTag) {
+		if(tiddler && this.checkboxTag) {
 			if(this.checkboxInvertTag === "yes") {
 				return !tiddler.hasTag(this.checkboxTag);
 			} else {
 				return tiddler.hasTag(this.checkboxTag);
 			}
 		}
-		if(this.checkboxField || this.checkboxIndex) {
+		if(tiddler && (this.checkboxField || this.checkboxIndex)) {
 			// Same logic applies to fields and indexes
 			var value;
 			if(this.checkboxField) {
@@ -206,11 +206,18 @@ CheckboxWidget.prototype.handleChangeEvent = function(event) {
 	}
 	// Set the list field (or index) if specified
 	if(this.checkboxListField || this.checkboxListIndex) {
-		var listContents, oldPos, newPos;
+		var fieldContents, listContents, oldPos, newPos;
 		if(this.checkboxListField) {
-			listContents = tiddler.getFieldList(this.checkboxListField);
+			fieldContents = tiddler ? tiddler.fields[this.checkboxListField] : undefined;
 		} else {
-			listContents = $tw.utils.parseStringArray(this.wiki.extractTiddlerDataItem(this.checkboxTitle,this.checkboxListIndex) || "") || [];
+			fieldContents = this.wiki.extractTiddlerDataItem(this.checkboxTitle,this.checkboxListIndex);
+		}
+		if($tw.utils.isArray(fieldContents)) {
+			// Make a copy so we can modify it without changing original that's refrenced elsewhere
+			listContents = fieldContents.slice(0);
+		} else {
+			listContents = $tw.utils.parseStringArray(fieldContents) || [];
+			// No need to copy since parseStringArray returns a fresh array, not refrenced elsewhere
 		}
 		oldPos = notValue ? listContents.indexOf(notValue) : -1;
 		newPos = value ? listContents.indexOf(value) : -1;

core/modules/widgets/dropzone.js

@@ -232,12 +232,34 @@ DropZoneWidget.prototype.handleDropEvent  = function(event) {
 };
 
 DropZoneWidget.prototype.handlePasteEvent  = function(event) {
-	var self = this,
-		readFileCallback = function(tiddlerFieldsArray) {
+	var self = this;
+	var	readFileCallback = function(tiddlerFieldsArray) {
 			self.readFileCallback(tiddlerFieldsArray);
 		};
+	var getItem = function(type) {
+			type = type || "text/plain";
+			return function(str) {
+				// Use the deserializer specified if any
+				if(self.dropzoneDeserializer) {
+					tiddlerFields = self.wiki.deserializeTiddlers(null,str,{title: self.wiki.generateNewTitle("Untitled " + type)},{deserializer:self.dropzoneDeserializer});
+					if(tiddlerFields && tiddlerFields.length) {
+						readFileCallback(tiddlerFields);
+					}
+				} else {
+					tiddlerFields = {
+						title: self.wiki.generateNewTitle("Untitled " + type),
+						text: str,
+						type: type
+					};
+					if($tw.log.IMPORT) {
+						console.log("Importing string '" + str + "', type: '" + type + "'");
+					}
+					readFileCallback([tiddlerFields]);
+				}
+			}
+		};
 	// Let the browser handle it if we're in a textarea or input box
-	if(["TEXTAREA","INPUT"].indexOf(event.target.tagName) == -1 && !event.target.isContentEditable) {
+	if(["TEXTAREA","INPUT"].indexOf(event.target.tagName) == -1 && !event.target.isContentEditable && !event.twEditor) {
 		var self = this,
 			items = event.clipboardData.items;
 		// Enumerate the clipboard items
@@ -251,27 +273,10 @@ DropZoneWidget.prototype.handlePasteEvent  = function(event) {
 				});
 			} else if(item.kind === "string") {
 				// Create tiddlers from string items
-				var tiddlerFields,
-					type = item.type;
-				item.getAsString(function(str) {
-					// Use the deserializer specified if any
-					if(self.dropzoneDeserializer) {
-						tiddlerFields = self.wiki.deserializeTiddlers(null,str,{title: self.wiki.generateNewTitle("Untitled")},{deserializer:self.dropzoneDeserializer});
-						if(tiddlerFields && tiddlerFields.length) {
-							readFileCallback(tiddlerFields);
-						}
-					} else {
-						tiddlerFields = {
-							title: self.wiki.generateNewTitle("Untitled"),
-							text: str,
-							type: type
-						};
-						if($tw.log.IMPORT) {
-							console.log("Importing string '" + str + "', type: '" + type + "'");
-						}
-						readFileCallback([tiddlerFields]);
-					}
-				});
+				var tiddlerFields;
+				// It's important to give getAsString a closure with the right type
+				// So it can be added to the import queue
+				item.getAsString(getItem(item.type));
 			}
 		}
 		// Tell the browser that we've handled the paste

core/modules/widgets/element.js

@@ -34,6 +34,10 @@ ElementWidget.prototype.render = function(parent,nextSibling) {
 	if($tw.config.htmlUnsafeElements.indexOf(this.tag) !== -1) {
 		this.tag = "safe-" + this.tag;
 	}
+	// Restrict tag name to digits, letts and dashes
+	this.tag = this.tag.replace(/[^0-9a-zA-Z\-]/mg,"");
+	// Default to a span
+	this.tag = this.tag || "span";
 	// Adjust headings by the current base level
 	var headingLevel = ["h1","h2","h3","h4","h5","h6"].indexOf(this.tag);
 	if(headingLevel !== -1) {

core/modules/widgets/error.js

@@ -0,0 +1,63 @@
+/*\
+title: $:/core/modules/widgets/error.js
+type: application/javascript
+module-type: widget
+
+Error widget
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var ErrorWidget = function(parseTreeNode,options) {
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+ErrorWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+ErrorWidget.prototype.render = function(parent,nextSibling) {
+	this.parentDomNode = parent;
+	this.computeAttributes();
+	this.execute();
+	var message = this.getAttribute("$message","Unknown error"),
+		domNode = this.document.createElement("span");
+	domNode.appendChild(this.document.createTextNode(message));
+	domNode.className = "tc-error";
+	parent.insertBefore(domNode,nextSibling);
+	this.domNodes.push(domNode);
+};
+
+/*
+Compute the internal state of the widget
+*/
+ErrorWidget.prototype.execute = function() {
+	// Nothing to do for a text node
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+ErrorWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes();
+	if(changedAttributes["$message"]) {
+		this.refreshSelf();
+		return true;
+	} else {
+		return false;
+	}
+};
+
+exports.error = ErrorWidget;
+
+})();

core/modules/widgets/genesis.js

@@ -0,0 +1,115 @@
+/*\
+title: $:/core/modules/widgets/genesis.js
+type: application/javascript
+module-type: widget
+
+Genesis widget for dynamically creating widgets
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+var Widget = require("$:/core/modules/widgets/widget.js").widget;
+
+var GenesisWidget = function(parseTreeNode,options) {
+	this.initialise(parseTreeNode,options);
+};
+
+/*
+Inherit from the base widget class
+*/
+GenesisWidget.prototype = new Widget();
+
+/*
+Render this widget into the DOM
+*/
+GenesisWidget.prototype.render = function(parent,nextSibling) {
+	this.parentDomNode = parent;
+	this.computeAttributes({filterFn: function(name) {
+		// Only compute our own attributes which start with a single dollar
+		return name.charAt(0) === "$" && name.charAt(1) !== "$";
+	}});
+	this.execute();
+	this.renderChildren(parent,nextSibling);
+};
+
+/*
+Compute the internal state of the widget
+*/
+GenesisWidget.prototype.execute = function() {
+	var self = this;
+	// Collect attributes
+	this.genesisType = this.getAttribute("$type");
+	this.genesisRemappable = this.getAttribute("$remappable","yes") === "yes";
+	this.genesisNames = this.getAttribute("$names","");
+	this.genesisValues = this.getAttribute("$values","");
+	this.genesisIsBlock = this.getAttribute("$mode",this.parseTreeNode.isBlock && "block") === "block";
+	// Do not create a child widget if the $type attribute is missing or blank
+	if(!this.genesisType) {
+		this.makeChildWidgets(this.parseTreeNode.children);
+		return;
+	}
+	// Construct parse tree
+	var isElementWidget = this.genesisType.charAt(0) !== "$",
+		nodeType = isElementWidget ? "element" : this.genesisType.substr(1),
+		nodeTag = isElementWidget ? this.genesisType : undefined;
+	var parseTreeNodes = [{
+		type: nodeType,
+		tag: nodeTag,
+		attributes: {},
+		orderedAttributes: [],
+		isBlock: this.genesisIsBlock,
+		children: this.parseTreeNode.children || [],
+		isNotRemappable: !this.genesisRemappable
+	}];
+	// Apply explicit attributes
+	$tw.utils.each($tw.utils.getOrderedAttributesFromParseTreeNode(this.parseTreeNode),function(attribute) {
+		var name = attribute.name;
+		if(name.charAt(0) === "$") {
+			if(name.charAt(1) === "$") {
+				// Double $$ is changed to a single $
+				name = name.substr(1);
+			} else {
+				// Single dollar is ignored
+				return;
+			}
+		}
+		$tw.utils.addAttributeToParseTreeNode(parseTreeNodes[0],$tw.utils.extend({},attribute,{name: name}));
+	});
+	// Apply attributes in $names/$values
+	this.attributeNames = [];
+	this.attributeValues = [];
+	if(this.genesisNames && this.genesisValues) {
+		this.attributeNames = this.wiki.filterTiddlers(self.genesisNames,this);
+		this.attributeValues = this.wiki.filterTiddlers(self.genesisValues,this);
+		$tw.utils.each(this.attributeNames,function(varname,index) {
+			$tw.utils.addAttributeToParseTreeNode(parseTreeNodes[0],varname,self.attributeValues[index] || "");
+		});
+	}
+	// Construct the child widgets
+	this.makeChildWidgets(parseTreeNodes);
+};
+
+/*
+Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
+*/
+GenesisWidget.prototype.refresh = function(changedTiddlers) {
+	var changedAttributes = this.computeAttributes(),
+		filterNames = this.getAttribute("$names",""),
+		filterValues = this.getAttribute("$values",""),
+		attributeNames = this.wiki.filterTiddlers(filterNames,this),
+		attributeValues = this.wiki.filterTiddlers(filterValues,this);
+	if($tw.utils.count(changedAttributes) > 0 || !$tw.utils.isArrayEqual(this.attributeNames,attributeNames) || !$tw.utils.isArrayEqual(this.attributeValues,attributeValues)) {
+		this.refreshSelf();
+		return true;
+	} else {
+		return this.refreshChildren(changedTiddlers);
+	}
+};
+
+exports.genesis = GenesisWidget;
+
+})();

core/modules/widgets/importvariables.js

@@ -39,7 +39,10 @@ Compute the internal state of the widget
 ImportVariablesWidget.prototype.execute = function(tiddlerList) {
 	var widgetPointer = this;
 	// Got to flush all the accumulated variables
-	this.variables = new this.variablesConstructor();
+	this.variables = Object.create(null);
+	if(this.parentWidget) {
+		Object.setPrototypeOf(this.variables,this.parentWidget.variables);
+	}
 	// Get our parameters
 	this.filter = this.getAttribute("filter");
 	// Compute the filter

core/modules/widgets/keyboard.js

@@ -53,6 +53,10 @@ KeyboardWidget.prototype.render = function(parent,nextSibling) {
 };
 
 KeyboardWidget.prototype.handleChangeEvent = function(event) {
+	if ($tw.keyboardManager.handleKeydownEvent(event, {onlyPriority: true})) {
+		return true;
+	}
+
 	var keyInfo = $tw.keyboardManager.getMatchingKeyDescriptor(event,this.keyInfoArray);
 	if(keyInfo) {
 		var handled = this.invokeActions(this,event);

core/modules/widgets/let.js

@@ -51,9 +51,9 @@ LetWidget.prototype.computeAttributes = function() {
 	$tw.utils.each($tw.utils.getOrderedAttributesFromParseTreeNode(this.parseTreeNode),function(attribute) {
 		var value = self.computeAttribute(attribute),
 			name = attribute.name;
-		if(name.charAt(0) !== "$") {
-			// Now that it's prepped, we're allowed to look this variable up
-			// when defining later variables
+		// Now that it's prepped, we're allowed to look this variable up
+		// when defining later variables
+		if(value !== undefined) {
 			self.currentValueFor[name] = value;
 		}
 	});

core/modules/widgets/link.js

@@ -97,8 +97,8 @@ LinkWidget.prototype.renderLink = function(parent,nextSibling) {
 		// Expand the tv-wikilink-template variable to construct the href
 		var wikiLinkTemplateMacro = this.getVariable("tv-wikilink-template"),
 			wikiLinkTemplate = wikiLinkTemplateMacro ? wikiLinkTemplateMacro.trim() : "#$uri_encoded$";
-		wikiLinkText = $tw.utils.replaceString(wikiLinkTemplate,"$uri_encoded$",encodeURIComponent(this.to));
-		wikiLinkText = $tw.utils.replaceString(wikiLinkText,"$uri_doubleencoded$",encodeURIComponent(encodeURIComponent(this.to)));
+		wikiLinkText = $tw.utils.replaceString(wikiLinkTemplate,"$uri_encoded$",$tw.utils.encodeURIComponentExtended(this.to));
+		wikiLinkText = $tw.utils.replaceString(wikiLinkText,"$uri_doubleencoded$",$tw.utils.encodeURIComponentExtended($tw.utils.encodeURIComponentExtended(this.to)));
 	}
 	// Override with the value of tv-get-export-link if defined
 	wikiLinkText = this.getVariable("tv-get-export-link",{params: [{name: "to",value: this.to}],defaultValue: wikiLinkText});

core/modules/widgets/messagecatcher.js

@@ -82,7 +82,7 @@ MessageCatcherWidget.prototype.render = function(parent,nextSibling) {
 		}
 	});
 	// Render children
-	this.renderChildren(parent,null);
+	this.renderChildren(parent,nextSibling);
 };
 
 /*

core/modules/widgets/navigator.js

@@ -227,10 +227,7 @@ NavigatorWidget.prototype.handleDeleteTiddlerEvent = function(event) {
 		originalTitle = tiddler ? tiddler.fields["draft.of"] : "",
 		originalTiddler = originalTitle ? this.wiki.getTiddler(originalTitle) : undefined,
 		confirmationTitle,
-	    	win = event.event && event.event.view ? event.event.view : window;
-	if(!tiddler) {
-		return false;
-	}
+		win = event.event && event.event.view ? event.event.view : window;
 	// Check if the tiddler we're deleting is in draft mode
 	if(originalTitle) {
 		// If so, we'll prompt for confirmation referencing the original tiddler
@@ -240,7 +237,7 @@ NavigatorWidget.prototype.handleDeleteTiddlerEvent = function(event) {
 		confirmationTitle = title;
 	}
 	// Seek confirmation
-	if((this.wiki.getTiddler(originalTitle) || (tiddler.fields.text || "") !== "") && !win.confirm($tw.language.getString(
+	if(((originalTitle && this.wiki.getTiddler(originalTitle)) || (tiddler && ((tiddler.fields.text || "") !== ""))) && !win.confirm($tw.language.getString(
 				"ConfirmDeleteTiddler",
 				{variables:
 					{title: confirmationTitle}
@@ -257,8 +254,10 @@ NavigatorWidget.prototype.handleDeleteTiddlerEvent = function(event) {
 		this.removeTitleFromStory(storyList,originalTitle);
 	}
 	// Invoke the hook function and delete this tiddler
-	$tw.hooks.invokeHook("th-deleting-tiddler",tiddler);
-	this.wiki.deleteTiddler(title);
+	if(tiddler) {
+		$tw.hooks.invokeHook("th-deleting-tiddler",tiddler);
+		this.wiki.deleteTiddler(title);	
+	}
 	// Remove the closed tiddler from the story
 	this.removeTitleFromStory(storyList,title);
 	this.saveStoryList(storyList);
@@ -500,7 +499,8 @@ NavigatorWidget.prototype.handleImportTiddlersEvent = function(event) {
 	// Get the tiddlers
 	var tiddlers = $tw.utils.parseJSONSafe(event.param,[]);
 	// Get the current $:/Import tiddler
-	var importTitle = event.importTitle ? event.importTitle : IMPORT_TITLE,
+	var paramObject = event.paramObject || {},
+		importTitle = event.importTitle || paramObject.importTitle || IMPORT_TITLE,
 		importTiddler = this.wiki.getTiddler(importTitle),
 		importData = this.wiki.getTiddlerData(importTitle,{}),
 		newFields = new Object({
@@ -541,7 +541,7 @@ NavigatorWidget.prototype.handleImportTiddlersEvent = function(event) {
 	newFields.text = JSON.stringify(importData,null,$tw.config.preferences.jsonSpaces);
 	this.wiki.addTiddler(new $tw.Tiddler(importTiddler,newFields));
 	// Update the story and history details
-	var autoOpenOnImport = event.autoOpenOnImport ? event.autoOpenOnImport : this.getVariable("tv-auto-open-on-import");  
+	var autoOpenOnImport = event.autoOpenOnImport || paramObject.autoOpenOnImport || this.getVariable("tv-auto-open-on-import");
 	if(autoOpenOnImport !== "no") {
 		var storyList = this.getStoryList(),
 			history = [];

core/modules/widgets/reveal.js

@@ -14,6 +14,8 @@ Reveal widget
 
 var Widget = require("$:/core/modules/widgets/widget.js").widget;
 
+var Popup = require("$:/core/modules/utils/dom/popup.js");
+
 var RevealWidget = function(parseTreeNode,options) {
 	this.initialise(parseTreeNode,options);
 };
@@ -94,6 +96,13 @@ RevealWidget.prototype.positionPopup = function(domNode) {
 		left = Math.max(0,left);
 		top = Math.max(0,top);
 	}
+	if (this.popup.absolute) {
+		// Traverse the offsetParent chain and correct the offset to make it relative to the parent node.
+		for (var offsetParentDomNode = domNode.offsetParent; offsetParentDomNode; offsetParentDomNode = offsetParentDomNode.offsetParent) {
+			left -= offsetParentDomNode.offsetLeft;
+			top -= offsetParentDomNode.offsetTop;
+		}
+	}
 	domNode.style.left = left + "px";
 	domNode.style.top = top + "px";
 };
@@ -183,19 +192,11 @@ RevealWidget.prototype.compareStateText = function(state) {
 };
 
 RevealWidget.prototype.readPopupState = function(state) {
-	var popupLocationRegExp = /^\((-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+),(-?[0-9\.E]+)\)$/,
-		match = popupLocationRegExp.exec(state);
+	this.popup = Popup.parseCoordinates(state);
 	// Check if the state matches the location regexp
-	if(match) {
+	if(this.popup) {
 		// If so, we're open
 		this.isOpen = true;
-		// Get the location
-		this.popup = {
-			left: parseFloat(match[1]),
-			top: parseFloat(match[2]),
-			width: parseFloat(match[3]),
-			height: parseFloat(match[4])
-		};
 	} else {
 		// If not, we're closed
 		this.isOpen = false;

core/modules/widgets/select.js

@@ -42,6 +42,9 @@ SelectWidget.prototype.render = function(parent,nextSibling) {
 	this.execute();
 	this.renderChildren(parent,nextSibling);
 	this.setSelectValue();
+	if(this.selectFocus == "yes") {
+		this.getSelectDomNode().focus();
+	}
 	$tw.utils.addEventListeners(this.getSelectDomNode(),[
 		{name: "change", handlerObject: this, handlerMethod: "handleChangeEvent"}
 	]);
@@ -143,6 +146,7 @@ SelectWidget.prototype.execute = function() {
 	this.selectMultiple = this.getAttribute("multiple", false);
 	this.selectSize = this.getAttribute("size");
 	this.selectTooltip = this.getAttribute("tooltip");
+	this.selectFocus = this.getAttribute("focus");
 	// Make the child widgets
 	var selectNode = {
 		type: "element",
@@ -175,6 +179,11 @@ SelectWidget.prototype.refresh = function(changedTiddlers) {
 		return true;
 	// If the target tiddler value has changed, just update setting and refresh the children
 	} else {
+		if(changedAttributes.class) {
+			this.selectClass = this.getAttribute("class");
+			this.getSelectDomNode().setAttribute("class",this.selectClass); 
+		}
+		
 		var childrenRefreshed = this.refreshChildren(changedTiddlers);
 		if(changedTiddlers[this.selectTitle] || childrenRefreshed) {
 			this.setSelectValue();

core/modules/widgets/transclude.js

@@ -70,11 +70,9 @@ TranscludeWidget.prototype.execute = function() {
 	// Check for recursion
 	if(parser) {
 		if(this.parentWidget && this.parentWidget.hasVariable("transclusion",recursionMarker)) {
-			parseTreeNodes = [{type: "element", tag: "span", attributes: {
-				"class": {type: "string", value: "tc-error"}
-			}, children: [
-				{type: "text", text: $tw.language.getString("Error/RecursiveTransclusion")}
-			]}];
+			parseTreeNodes = [{type: "error", attributes: {
+				"$message": {type: "string", value: $tw.language.getString("Error/RecursiveTransclusion")}
+			}}];
 		}
 	}
 	// Construct the child widgets

core/modules/widgets/view.js

@@ -168,11 +168,11 @@ ViewWidget.prototype.getValueAsHtmlTextEncoded = function() {
 };
 
 ViewWidget.prototype.getValueAsUrlEncoded = function() {
-	return encodeURIComponent(this.getValueAsText());
+	return $tw.utils.encodeURIComponentExtended(this.getValueAsText());
 };
 
 ViewWidget.prototype.getValueAsDoubleUrlEncoded = function() {
-	return encodeURIComponent(encodeURIComponent(this.getValueAsText()));
+	return $tw.utils.encodeURIComponentExtended($tw.utils.encodeURIComponentExtended(this.getValueAsText()));
 };
 
 ViewWidget.prototype.getValueAsDate = function(format) {

core/modules/widgets/widget.js

@@ -12,6 +12,9 @@ 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
@@ -38,9 +41,10 @@ Widget.prototype.initialise = function(parseTreeNode,options) {
 	this.parseTreeNode = parseTreeNode;
 	this.wiki = options.wiki;
 	this.parentWidget = options.parentWidget;
-	this.variablesConstructor = function() {};
-	this.variablesConstructor.prototype = this.parentWidget ? this.parentWidget.variables : {};
-	this.variables = new this.variablesConstructor();
+	this.variables = Object.create(null);
+	if(this.parentWidget) {
+		Object.setPrototypeOf(this.variables,this.parentWidget.variables);
+	}
 	this.document = options.document;
 	this.attributes = {};
 	this.children = [];
@@ -357,6 +361,20 @@ Widget.prototype.assignAttributes = function(domNode,options) {
 	}
 };
 
+/*
+Get the number of ancestor widgets for this widget
+*/
+Widget.prototype.getAncestorCount = function() {
+	if(this.ancestorCount === undefined) {
+		if(this.parentWidget) {
+			this.ancestorCount = this.parentWidget.getAncestorCount() + 1;
+		} else {
+			this.ancestorCount = 0;
+		}
+	}
+	return this.ancestorCount;
+};
+
 /*
 Make child widgets correspondng to specified parseTreeNodes
 */
@@ -364,21 +382,29 @@ Widget.prototype.makeChildWidgets = function(parseTreeNodes,options) {
 	options = options || {};
 	this.children = [];
 	var self = this;
-	// Create set variable widgets for each variable
-	$tw.utils.each(options.variables,function(value,name) {
-		var setVariableWidget = {
-			type: "set",
-			attributes: {
-				name: {type: "string", value: name},
-				value: {type: "string", value: value}
-			},
-			children: parseTreeNodes
-		};
-		parseTreeNodes = [setVariableWidget];
-	});
-	$tw.utils.each(parseTreeNodes || (this.parseTreeNode && this.parseTreeNode.children),function(childNode) {
-		self.children.push(self.makeChildWidget(childNode));
-	});
+	// Check for too much recursion
+	if(this.getAncestorCount() > MAX_WIDGET_TREE_DEPTH) {
+		this.children.push(this.makeChildWidget({type: "error", attributes: {
+			"$message": {type: "string", value: $tw.language.getString("Error/RecursiveTransclusion")}
+		}}));
+	} else {
+		// Create set variable widgets for each variable
+		$tw.utils.each(options.variables,function(value,name) {
+			var setVariableWidget = {
+				type: "set",
+				attributes: {
+					name: {type: "string", value: name},
+					value: {type: "string", value: value}
+				},
+				children: parseTreeNodes
+			};
+			parseTreeNodes = [setVariableWidget];
+		});
+		// Create the child widgets
+		$tw.utils.each(parseTreeNodes || (this.parseTreeNode && this.parseTreeNode.children),function(childNode) {
+			self.children.push(self.makeChildWidget(childNode));
+		});
+	}
 };
 
 /*

core/palettes/Blanca.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333333
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/palettes/Blue.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333353
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/palettes/BrightMute.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333333
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/palettes/ContrastDark.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #00a
 external-link-foreground: #00e
 foreground: #000
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: <<colour foreground>>
 message-border: <<colour background>>
 message-foreground: <<colour background>>

core/palettes/ContrastLight.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #00a
 external-link-foreground: #00e
 foreground: #fff
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: <<colour foreground>>
 message-border: <<colour background>>
 message-foreground: <<colour background>>

core/palettes/CupertinoDark.tid

@@ -32,6 +32,8 @@ external-link-foreground-hover:
 external-link-foreground-visited: #BF5AF2
 external-link-foreground: #32D74B
 foreground: #FFFFFF
+highlight-background: #ffff78
+highlight-foreground: #000000
 menubar-background: #464646
 menubar-foreground: #ffffff
 message-background: <<colour background>>

core/palettes/DarkPhotos.tid

@@ -36,6 +36,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333333
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/palettes/DesertSand.tid

@@ -40,6 +40,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #313163
 external-link-foreground: #555592
 foreground: #2D2A23
+highlight-background: #ffff00
+highlight-foreground: #000000
 menubar-background: #CDC2A6
 menubar-foreground: #5A5446
 message-background: #ECE5CF

core/palettes/GruvBoxDark.tid

@@ -41,6 +41,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #d3869b
 external-link-foreground: #8ec07c
 foreground: #fbf1c7
+highlight-background: #ffff79
+highlight-foreground: #000000
 menubar-background: #504945
 menubar-foreground: <<colour foreground>>
 message-background: #83a598

core/palettes/Nord.tid

@@ -41,6 +41,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #5E81AC
 external-link-foreground: #8FBCBB
 foreground: #d8dee9
+highlight-background: #ffff78
+highlight-foreground: #000000
 menubar-background: #2E3440
 menubar-foreground: #d8dee9
 message-background: #2E3440

core/palettes/Rocker.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333333
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/palettes/SolarFlare.tid

@@ -131,6 +131,8 @@ external-link-background-hover: inherit
 external-link-background-visited: inherit
 external-link-background: inherit
 external-link-foreground-hover: inherit
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-border: #cfd6e6
 modal-border: #999999
 select-tag-background:

core/palettes/SolarizedDark.tid

@@ -35,6 +35,8 @@ external-link-foreground: #268bd2
 external-link-foreground-hover:
 external-link-foreground-visited: #268bd2
 foreground: #839496
+highlight-background: #ffff78
+highlight-foreground: #000000
 message-background: #002b36
 message-border: #586e75
 message-foreground: #839496

core/palettes/SolarizedLight.tid

@@ -35,6 +35,8 @@ external-link-foreground: #268bd2
 external-link-foreground-hover: inherit
 external-link-foreground-visited: #268bd2
 foreground: #657b83
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #fdf6e3
 message-border: #93a1a1
 message-foreground: #657b83

core/palettes/SpartanDay.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover:
 external-link-foreground-visited: 
 external-link-foreground: 
 foreground: rgba(0, 0, 0, 0.87)
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: <<colour background>>
 message-border: <<colour very-muted-foreground>>
 message-foreground: rgba(0, 0, 0, 0.54)

core/palettes/SpartanNight.tid

@@ -34,6 +34,8 @@ external-link-foreground-hover:
 external-link-foreground-visited: #7c318c
 external-link-foreground: #9e3eb3
 foreground: rgba(255, 255, 255, 0.7)
+highlight-background: #ffff78
+highlight-foreground: #000000
 message-background: <<colour background>>
 message-border: <<colour very-muted-foreground>>
 message-foreground: rgba(255, 255, 255, 0.54)

core/palettes/Twilight.tid

@@ -43,6 +43,8 @@ external-link-foreground: rgb(179, 179, 255)
 external-link-foreground-hover: inherit
 external-link-foreground-visited: rgb(153, 153, 255)
 foreground: rgb(179, 179, 179)
+highlight-background: #ffff78
+highlight-foreground: #000000
 message-background: <<colour tag-foreground>>
 message-border: #96ccff
 message-foreground: <<colour tag-background>>

core/palettes/Vanilla.tid

@@ -42,6 +42,8 @@ external-link-foreground-hover: inherit
 external-link-foreground-visited: #0000aa
 external-link-foreground: #0000ee
 foreground: #333333
+highlight-background: #ffff00
+highlight-foreground: #000000
 message-background: #ecf2ff
 message-border: #cfd6e6
 message-foreground: #547599

core/templates/exporters/StaticRiver.tid

@@ -14,6 +14,7 @@ extension: .html
 <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
 <meta name="generator" content="TiddlyWiki" />
 <meta name="tiddlywiki-version" content="{{$:/core/templates/version}}" />
+<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 <meta name="format-detection" content="telephone=no">
 <link id="faviconLink" rel="shortcut icon" href="favicon.ico">
 <title>{{$:/core/wiki/title}}</title>

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

@@ -1,8 +1,11 @@
 title: $:/core/save/all-external-js
 
+\whitespace trim
 \import [[$:/core/ui/PageMacros]] [all[shadows+tiddlers]tag[$:/tags/Macro]!has[draft.of]]
 \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]] $(publishFilter)$
 \end
-\define coreURL() %24%3A%2Fcore%2Ftemplates%2Ftiddlywiki5.js
-{{$:/core/templates/tiddlywiki5-external-js.html}}
+\define defaultCoreURL() %24%3A%2Fcore%2Ftemplates%2Ftiddlywiki5.js
+<$let coreURL={{{ [[coreURL]is[variable]then<coreURL>else<defaultCoreURL>] }}}>
+	{{$:/core/templates/tiddlywiki5-external-js.html}}
+</$let>