Initial commit

Thanks @PotOfCoffee2Go

.github/workflows/ci.yml

@@ -5,7 +5,7 @@ on:
       - master
       - tiddlywiki-com
 env:
-  NODE_VERSION: "12"
+  NODE_VERSION: "18"
 jobs:
   test:
     runs-on: ubuntu-latest
@@ -14,7 +14,13 @@ jobs:
       - uses: actions/setup-node@v1
         with:
           node-version: "${{ env.NODE_VERSION }}"
-      - run: "./bin/test.sh"
+      - run: "./bin/ci-test.sh"
+      - uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: playwright-report
+          path: playwright-report/
+          retention-days: 30
   build-prerelease:
     runs-on: ubuntu-latest
     if: github.ref == 'refs/heads/master'

.gitignore

@@ -5,4 +5,6 @@
 tmp/
 output/
 node_modules/
-
+/test-results/
+/playwright-report/
+/playwright/.cache/

bin/build-site.sh

@@ -5,7 +5,7 @@
 # Default to the current version number for building the plugin library
 
 if [  -z "$TW5_BUILD_VERSION" ]; then
-    TW5_BUILD_VERSION=v5.3.1
+    TW5_BUILD_VERSION=v5.3.2
 fi
 
 echo "Using TW5_BUILD_VERSION as [$TW5_BUILD_VERSION]"
@@ -104,13 +104,15 @@ node $TW5_BUILD_TIDDLYWIKI \
 	--build favicon static index \
 	|| exit 1
 
-# /empty.html			Empty
-# /empty.hta			For Internet Explorer
+# /empty.html					Empty
+# /empty.hta					For Internet Explorer
+# /empty-external-core.html		External core empty
+# /tiddlywikicore-<version>.js	Core plugin javascript
 node $TW5_BUILD_TIDDLYWIKI \
 	./editions/empty \
 	--verbose \
 	--output $TW5_BUILD_OUTPUT \
-	--build empty \
+	--build empty emptyexternalcore \
 	|| exit 1
 
 

bin/ci-test.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# test TiddlyWiki5 for tiddlywiki.com
+
+node ./tiddlywiki.js \
+	./editions/test \
+	--verbose \
+	--version \
+	--rendertiddler $:/core/save/all test.html text/plain \
+	--test \
+	|| exit 1
+
+npm install playwright @playwright/test
+npx playwright install chromium firefox --with-deps
+
+npx playwright test

boot/boot.js

@@ -2674,6 +2674,18 @@ $tw.hooks.addHook = function(hookName,definition) {
 	}
 };
 
+/*
+Delete hooks from the hashmap
+*/
+$tw.hooks.removeHook = function(hookName,definition) {
+	if($tw.utils.hop($tw.hooks.names,hookName)) {
+		var p = $tw.hooks.names[hookName].indexOf(definition);
+		if(p !== -1) {
+			$tw.hooks.names[hookName].splice(p, 1);
+		}
+	}
+};
+
 /*
 Invoke the hook by key
 */

core/language/en-GB/Exporters.multids

@@ -3,4 +3,4 @@ title: $:/language/Exporters/
 StaticRiver: Static HTML
 JsonFile: JSON file
 CsvFile: CSV file
-TidFile: ".tid" file
+TidFile: TID text file

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

@@ -19,7 +19,7 @@ The following options are supported:
 ** ''yes'' will "explode" plugins into separate tiddler files and save them to the plugin directory within the wiki folder
 ** ''no'' will suppress exploding plugins into their constituent tiddler files. It will save the plugin as a single JSON tiddler in the tiddlers folder
 
-Note that both ''explodePlugins'' options will produce wiki folders that build the same exact same original wiki. The difference lies in how plugins are represented in the wiki folder.
+Note that both ''explodePlugins'' options will produce wiki folders that build the exact same original wiki. The difference lies in how plugins are represented in the wiki folder.
 
 A common usage is to convert a TiddlyWiki HTML file into a wiki folder:
 
@@ -31,4 +31,4 @@ Save the plugin to the tiddlers directory of the target wiki folder:
 
 ```
 tiddlywiki --load ./mywiki.html --savewikifolder ./mywikifolder explodePlugins=no
-```
+```

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

@@ -1,5 +1,5 @@
 title: $:/language/Help/server
-description: Provides an HTTP server interface to TiddlyWiki (deprecated in favour of the new listen command)
+description: (deprecated: see 'listen' command) Provides an HTTP server interface to TiddlyWiki
 
 Legacy command to serve a wiki over HTTP.
 

core/language/en-GB/Types/image_svg_xml.tid

@@ -1,5 +1,5 @@
 title: $:/language/Docs/Types/image/svg+xml
-description: Structured Vector Graphics image
+description: SVG image
 name: image/svg+xml
 group: Image
 group-sort: 1

core/language/en-GB/Types/image_x-icon.tid

@@ -1,5 +1,5 @@
 title: $:/language/Docs/Types/image/x-icon
-description: ICO format icon file
+description: ICO icon
 name: image/x-icon
 group: Image
 group-sort: 1

core/modules/commands/jsrepl.js

@@ -0,0 +1,46 @@
+/*\
+title: $:/core/modules/commands/jsrepl.js
+type: application/javascript
+module-type: command
+
+Command to launch node.js REPL with access to $tw
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports.info = {
+	name: "jsrepl",
+	synchronous: true
+};
+
+var Command = function(params,commander,callback) {
+	var self = this;
+	this.params = params;
+	this.commander = commander;
+	this.callback = callback;
+};
+
+Command.prototype.execute = function() {
+	var self = this;
+	var repl = require("repl");
+	this.runtime = repl.start({
+		prompt: this.params.length ? this.params[0] : "$tw-jsrepl> ",
+		useColors: true,
+		ignoreUndefined: true
+	});
+	// If REPL is reset (.clear) - context needs resetting
+	this.runtime.on("reset", function() {
+		self.runtime.context.$tw = $tw;
+	});
+	// Initial context settings
+	this.runtime.context.$tw = $tw;
+	return null;
+};
+
+exports.Command = Command;
+
+})();

core/modules/editor/engines/framed.js

@@ -60,7 +60,7 @@ function FramedEngine(options) {
 		this.domNode.value = this.value;
 	}
 	// Set the attributes
-	if(this.widget.editType) {
+	if(this.widget.editType && this.widget.editTag !== "textarea") {
 		this.domNode.setAttribute("type",this.widget.editType);
 	}
 	if(this.widget.editPlaceholder) {

core/modules/editor/engines/simple.js

@@ -34,7 +34,7 @@ function SimpleEngine(options) {
 		this.domNode.value = this.value;
 	}
 	// Set the attributes
-	if(this.widget.editType) {
+	if(this.widget.editType && this.widget.editTag !== "textarea") {
 		this.domNode.setAttribute("type",this.widget.editType);
 	}
 	if(this.widget.editPlaceholder) {

core/modules/filters/all.js

@@ -28,12 +28,8 @@ function getAllFilterOperators() {
 Export our filter function
 */
 exports.all = function(source,operator,options) {
-	// Get our suboperators
-	var allFilterOperators = getAllFilterOperators();
-	// Cycle through the suboperators accumulating their results
-	var results = new $tw.utils.LinkedList(),
-		subops = operator.operand.split("+");
 	// Check for common optimisations
+	var subops = operator.operand.split("+");
 	if(subops.length === 1 && subops[0] === "") {
 		return source;
 	} else if(subops.length === 1 && subops[0] === "tiddlers") {
@@ -46,6 +42,10 @@ exports.all = function(source,operator,options) {
 		return options.wiki.eachShadowPlusTiddlers;
 	}
 	// Do it the hard way
+	// Get our suboperators
+	var allFilterOperators = getAllFilterOperators();
+	// Cycle through the suboperators accumulating their results
+	var results = new $tw.utils.LinkedList();
 	for(var t=0; t<subops.length; t++) {
 		var subop = allFilterOperators[subops[t]];
 		if(subop) {

core/modules/filters/encodings.js

@@ -18,16 +18,20 @@ Export our filter functions
 
 exports.decodebase64 = function(source,operator,options) {
 	var results = [];
+	var binary = operator.suffixes && operator.suffixes.indexOf("binary") !== -1;
+	var urlsafe = operator.suffixes && operator.suffixes.indexOf("urlsafe") !== -1;
 	source(function(tiddler,title) {
-		results.push($tw.utils.base64Decode(title));
+		results.push($tw.utils.base64Decode(title,binary,urlsafe));
 	});
 	return results;
 };
 
 exports.encodebase64 = function(source,operator,options) {
 	var results = [];
+	var binary = operator.suffixes && operator.suffixes.indexOf("binary") !== -1;
+	var urlsafe = operator.suffixes && operator.suffixes.indexOf("urlsafe") !== -1;
 	source(function(tiddler,title) {
-		results.push($tw.utils.base64Encode(title));
+		results.push($tw.utils.base64Encode(title,binary,urlsafe));
 	});
 	return results;
 };

core/modules/filters/json-ops.js

@@ -68,6 +68,54 @@ exports["jsontype"] = function(source,operator,options) {
 	return results;
 };
 
+exports["jsonset"] = function(source,operator,options) {
+	var suffixes = operator.suffixes || [],
+		type = suffixes[0] && suffixes[0][0],
+		indexes = operator.operands.slice(0,-1),
+		value = operator.operands[operator.operands.length - 1],
+		results = [];
+	if(operator.operands.length === 1 && operator.operands[0] === "") {
+		value = undefined; // Prevents the value from being assigned
+	}
+	switch(type) {
+		case "string":
+			// Use value unchanged
+			break;
+		case "boolean":
+			value = (value === "true" ? true : (value === "false" ? false : undefined));
+			break;
+		case "number":
+			value = $tw.utils.parseNumber(value);
+			break;
+		case "array":
+			indexes = operator.operands;
+			value = [];
+			break;
+		case "object":
+			indexes = operator.operands;
+			value = {};
+			break;
+		case "null":
+			indexes = operator.operands;
+			value = null;
+			break;
+		case "json":
+			value = $tw.utils.parseJSONSafe(value,function() {return undefined;});
+			break;
+		default:
+			// Use value unchanged
+			break;
+	}
+	source(function(tiddler,title) {
+		var data = $tw.utils.parseJSONSafe(title,title);
+		if(data) {
+			data = setDataItem(data,indexes,value);
+			results.push(JSON.stringify(data));
+		}
+	});
+	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
 */
@@ -186,5 +234,34 @@ function getDataItem(data,indexes) {
 	return item;
 }
 
+/*
+Given a JSON data structure, an array of index strings and a value, return the data structure with the value added at the end of the index chain. If any of the index strings are invalid then the JSON data structure is returned unmodified. If the root item is targetted then a different data object will be returned
+*/
+function setDataItem(data,indexes,value) {
+	// Ignore attempts to assign undefined
+	if(value === undefined) {
+		return data;
+	}
+	// Check for the root item
+	if(indexes.length === 0 || (indexes.length === 1 && indexes[0] === "")) {
+		return value;
+	}
+	// Traverse the JSON data structure using the index chain
+	var current = data;
+	for(var i = 0; i < indexes.length - 1; i++) {
+		var index = indexes[i];
+		if($tw.utils.hop(current,index)) {
+			current = current[index];
+		} else {
+			// Return the original JSON data structure if any of the index strings are invalid
+			return data;
+		}
+	}
+	// Add the value to the end of the index chain
+	var lastIndex = indexes[indexes.length - 1];
+	current[lastIndex] = value;
+	return data;
+}
+
 })();
 	

core/modules/filters/listops.js

@@ -58,6 +58,7 @@ Last entry/entries in list
 exports.last = function(source,operator,options) {
 	var count = $tw.utils.getInt(operator.operand,1),
 		results = [];
+	if(count === 0) return results;
 	source(function(tiddler,title) {
 		results.push(title);
 	});

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

@@ -0,0 +1,120 @@
+/*\
+title: $:/core/modules/parsers/wikiparser/rules/conditional.js
+type: application/javascript
+module-type: wikirule
+
+Conditional shortcut syntax
+
+```
+This is a <% if [{something}] %>Elephant<% elseif [{else}] %>Pelican<% else %>Crocodile<% endif %>
+```
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports.name = "conditional";
+exports.types = {inline: true, block: true};
+
+exports.init = function(parser) {
+	this.parser = parser;
+	// Regexp to match
+	this.matchRegExp = /\<\%\s*if\s+/mg;
+	this.terminateIfRegExp = /\%\>/mg;
+};
+
+exports.findNextMatch = function(startPos) {
+	// Look for the next <% if shortcut
+	this.matchRegExp.lastIndex = startPos;
+	this.match = this.matchRegExp.exec(this.parser.source);
+	// If not found then return no match
+	if(!this.match) {
+		return undefined;
+	}
+	// Check for the next %>
+	this.terminateIfRegExp.lastIndex = this.match.index;
+	this.terminateIfMatch = this.terminateIfRegExp.exec(this.parser.source);
+	// If not found then return no match
+	if(!this.terminateIfMatch) {
+		return undefined;
+	}
+	// Return the position at which the construction was found
+	return this.match.index;
+};
+
+/*
+Parse the most recent match
+*/
+exports.parse = function() {
+	// Get the filter condition
+	var filterCondition = this.parser.source.substring(this.match.index + this.match[0].length,this.terminateIfMatch.index);
+	// Advance the parser position to past the %>
+	this.parser.pos = this.terminateIfMatch.index + this.terminateIfMatch[0].length;
+	// Parse the if clause
+	return this.parseIfClause(filterCondition);
+};
+
+exports.parseIfClause = function(filterCondition) {
+	// Create the list widget
+	var listWidget = {
+		type: "list",
+		tag: "$list",
+		isBlock: this.is.block,
+		children: [
+			{
+				type: "list-template",
+				tag: "$list-template"
+			},
+			{
+				type: "list-empty",
+				tag: "$list-empty"
+			}
+		]
+	};
+	$tw.utils.addAttributeToParseTreeNode(listWidget,"filter",filterCondition);
+	$tw.utils.addAttributeToParseTreeNode(listWidget,"variable","condition");
+	$tw.utils.addAttributeToParseTreeNode(listWidget,"limit","1");
+	// Check for an immediately following double linebreak
+	var hasLineBreak = !!$tw.utils.parseTokenRegExp(this.parser.source,this.parser.pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/g);
+	// Parse the body looking for else or endif
+	var reEndString = "\\<\\%\\s*(endif)\\s*\\%\\>|\\<\\%\\s*(else)\\s*\\%\\>|\\<\\%\\s*(elseif)\\s+([\\s\\S]+?)\\%\\>",
+		ex;
+	if(hasLineBreak) {
+		ex = this.parser.parseBlocksTerminatedExtended(reEndString);
+	} else {
+		var reEnd = new RegExp(reEndString,"mg");
+		ex = this.parser.parseInlineRunTerminatedExtended(reEnd,{eatTerminator: true});
+	}
+	// Put the body into the list template
+	listWidget.children[0].children = ex.tree;
+	// Check for an else or elseif
+	if(ex.match) {
+		if(ex.match[1] === "endif") {
+			// Nothing to do if we just found an endif
+		} else if(ex.match[2] === "else") {
+			// Check for an immediately following double linebreak
+			hasLineBreak = !!$tw.utils.parseTokenRegExp(this.parser.source,this.parser.pos,/([^\S\n\r]*\r?\n(?:[^\S\n\r]*\r?\n|$))/g);
+			// If we found an else then we need to parse the body looking for the endif
+			var reEndString = "\\<\\%\\s*(endif)\\s*\\%\\>",
+			ex;
+			if(hasLineBreak) {
+				ex = this.parser.parseBlocksTerminatedExtended(reEndString);
+			} else {
+				var reEnd = new RegExp(reEndString,"mg");
+				ex = this.parser.parseInlineRunTerminatedExtended(reEnd,{eatTerminator: true});
+			}
+			// Put the parsed content inside the list empty template
+			listWidget.children[1].children = ex.tree;
+		} else if(ex.match[3] === "elseif") {
+			// Parse the elseif clause by reusing this parser, passing the new filter condition
+			listWidget.children[1].children = this.parseIfClause(ex.match[4]);
+		}
+	}
+	// Return the parse tree node
+	return [listWidget];
+};
+
+})();

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

@@ -81,6 +81,9 @@ exports.parse = function() {
 			}
 			return [tiddlerNode];
 		} else {
+			// No template or text reference is provided, so we'll use a blank target. Otherwise we'll generate
+			// a transclude widget that transcludes the current tiddler, often leading to recursion errors
+			transcludeNode.attributes["$tiddler"] = {name: "$tiddler", type: "string", value: ""};
 			return [transcludeNode];
 		}
 	}

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

@@ -79,6 +79,9 @@ exports.parse = function() {
 			}
 			return [tiddlerNode];
 		} else {
+			// No template or text reference is provided, so we'll use a blank target. Otherwise we'll generate
+			// a transclude widget that transcludes the current tiddler, often leading to recursion errors
+			transcludeNode.attributes["$tiddler"] = {name: "$tiddler", type: "string", value: ""};
 			return [transcludeNode];
 		}
 	}

core/modules/parsers/wikiparser/wikiparser.js

@@ -194,6 +194,7 @@ Parse any pragmas at the beginning of a block of parse text
 WikiParser.prototype.parsePragmas = function() {
 	var currentTreeBranch = this.tree;
 	while(true) {
+		var savedPos = this.pos;
 		// Skip whitespace
 		this.skipWhitespace();
 		// Check for the end of the text
@@ -204,6 +205,7 @@ WikiParser.prototype.parsePragmas = function() {
 		var nextMatch = this.findNextMatch(this.pragmaRules,this.pos);
 		// If not, just exit
 		if(!nextMatch || nextMatch.matchIndex !== this.pos) {
+			this.pos = savedPos;
 			break;
 		}
 		// Process the pragma rule
@@ -223,7 +225,7 @@ Parse a block from the current position
 	terminatorRegExpString: optional regular expression string that identifies the end of plain paragraphs. Must not include capturing parenthesis
 */
 WikiParser.prototype.parseBlock = function(terminatorRegExpString) {
-	var terminatorRegExp = terminatorRegExpString ? new RegExp("(" + terminatorRegExpString + "|\\r?\\n\\r?\\n)","mg") : /(\r?\n\r?\n)/mg;
+	var terminatorRegExp = terminatorRegExpString ? new RegExp(terminatorRegExpString + "|\\r?\\n\\r?\\n","mg") : /(\r?\n\r?\n)/mg;
 	this.skipWhitespace();
 	if(this.pos >= this.sourceLength) {
 		return [];
@@ -264,11 +266,21 @@ WikiParser.prototype.parseBlocksUnterminated = function() {
 };
 
 /*
-Parse blocks of text until a terminating regexp is encountered
+Parse blocks of text until a terminating regexp is encountered. Wrapper for parseBlocksTerminatedExtended that just returns the parse tree
 */
 WikiParser.prototype.parseBlocksTerminated = function(terminatorRegExpString) {
-	var terminatorRegExp = new RegExp("(" + terminatorRegExpString + ")","mg"),
-		tree = [];
+	var ex = this.parseBlocksTerminatedExtended(terminatorRegExpString);
+	return ex.tree;
+};
+
+/*
+Parse blocks of text until a terminating regexp is encountered
+*/
+WikiParser.prototype.parseBlocksTerminatedExtended = function(terminatorRegExpString) {
+	var terminatorRegExp = new RegExp(terminatorRegExpString,"mg"),
+		result = {
+			tree: []
+		};
 	// Skip any whitespace
 	this.skipWhitespace();
 	//  Check if we've got the end marker
@@ -277,7 +289,7 @@ WikiParser.prototype.parseBlocksTerminated = function(terminatorRegExpString) {
 	// Parse the text into blocks
 	while(this.pos < this.sourceLength && !(match && match.index === this.pos)) {
 		var blocks = this.parseBlock(terminatorRegExpString);
-		tree.push.apply(tree,blocks);
+		result.tree.push.apply(result.tree,blocks);
 		// Skip any whitespace
 		this.skipWhitespace();
 		//  Check if we've got the end marker
@@ -286,8 +298,9 @@ WikiParser.prototype.parseBlocksTerminated = function(terminatorRegExpString) {
 	}
 	if(match && match.index === this.pos) {
 		this.pos = match.index + match[0].length;
+		result.match = match;
 	}
-	return tree;
+	return result;
 };
 
 /*
@@ -330,6 +343,11 @@ WikiParser.prototype.parseInlineRunUnterminated = function(options) {
 };
 
 WikiParser.prototype.parseInlineRunTerminated = function(terminatorRegExp,options) {
+	var ex = this.parseInlineRunTerminatedExtended(terminatorRegExp,options);
+	return ex.tree;
+};
+
+WikiParser.prototype.parseInlineRunTerminatedExtended = function(terminatorRegExp,options) {
 	options = options || {};
 	var tree = [];
 	// Find the next occurrence of the terminator
@@ -349,7 +367,10 @@ WikiParser.prototype.parseInlineRunTerminated = function(terminatorRegExp,option
 				if(options.eatTerminator) {
 					this.pos += terminatorMatch[0].length;
 				}
-				return tree;
+				return {
+					match: terminatorMatch,
+					tree: tree
+				};
 			}
 		}
 		// Process any inline rule, along with the text preceding it
@@ -373,7 +394,9 @@ WikiParser.prototype.parseInlineRunTerminated = function(terminatorRegExp,option
 		this.pushTextWidget(tree,this.source.substr(this.pos),this.pos,this.sourceLength);
 	}
 	this.pos = this.sourceLength;
-	return tree;
+	return {
+		tree: tree
+	};
 };
 
 /*

core/modules/savers/github.js

@@ -31,7 +31,7 @@ GitHubSaver.prototype.save = function(text,method,callback) {
 		headers = {
 			"Accept": "application/vnd.github.v3+json",
 			"Content-Type": "application/json;charset=UTF-8",
-			"Authorization": "Basic " + window.btoa(username + ":" + password),
+			"Authorization": "Basic " + $tw.utils.base64Encode(username + ":" + password),
 			"If-None-Match": ""
 		};
 	// Bail if we don't have everything we need

core/modules/startup/windows.js

@@ -40,7 +40,7 @@ exports.startup = function() {
 			variables = $tw.utils.extend({},paramObject,{currentTiddler: title, "tv-window-id": windowID});
 		// Open the window
 		var srcWindow,
-		    srcDocument;
+			srcDocument;
 		// In case that popup blockers deny opening a new window
 		try {
 			srcWindow = window.open("","external-" + windowID,"scrollbars,width=" + width + ",height=" + height + (top ? ",top=" + top : "" ) + (left ? ",left=" + left : "" )),
@@ -52,6 +52,7 @@ exports.startup = function() {
 		$tw.windows[windowID] = srcWindow;
 		// Check for reopening the same window
 		if(srcWindow.haveInitialisedWindow) {
+			srcWindow.focus();
 			return;
 		}
 		// Initialise the document

core/modules/utils/dom/http.js

@@ -187,7 +187,7 @@ HttpClientRequest.prototype.send = function(callback) {
 					for (var i=0; i<len; i++) {
 						binary += String.fromCharCode(bytes[i]);
 					}
-					resultVariables.data = window.btoa(binary);
+					resultVariables.data = $tw.utils.base64Encode(binary,true);
 				}
 				self.wiki.addTiddler(new $tw.Tiddler(self.wiki.getTiddler(requestTrackerTitle),{
 					status: completionCode,

core/modules/utils/utils.js

@@ -819,18 +819,41 @@ exports.hashString = function(str) {
 	},0);
 };
 
+/*
+Base64 utility functions that work in either browser or Node.js
+*/
+if(typeof window !== 'undefined') {
+	exports.btoa = function(binstr) { return window.btoa(binstr); }
+	exports.atob = function(b64) { return window.atob(b64); }
+} else {
+	exports.btoa = function(binstr) {
+		return Buffer.from(binstr, 'binary').toString('base64');
+	}
+	exports.atob = function(b64) {
+		return Buffer.from(b64, 'base64').toString('binary');
+	}
+}
+
 /*
 Decode a base64 string
 */
-exports.base64Decode = function(string64) {
-	return base64utf8.base64.decode.call(base64utf8,string64);
+exports.base64Decode = function(string64,binary,urlsafe) {
+	var encoded = urlsafe ? string64.replace(/_/g,'/').replace(/-/g,'+') : string64;
+	if(binary) return exports.atob(encoded)
+	else return base64utf8.base64.decode.call(base64utf8,encoded);
 };
 
 /*
 Encode a string to base64
 */
-exports.base64Encode = function(string64) {
-	return base64utf8.base64.encode.call(base64utf8,string64);
+exports.base64Encode = function(string64,binary,urlsafe) {
+	var encoded;
+	if(binary) encoded = exports.btoa(string64);
+	else encoded = base64utf8.base64.encode.call(base64utf8,string64);
+	if(urlsafe) {
+		encoded = encoded.replace(/\+/g,'-').replace(/\//g,'_');
+	}
+	return encoded;
 };
 
 /*

core/modules/widgets/image.js

@@ -58,24 +58,25 @@ ImageWidget.prototype.render = function(parent,nextSibling) {
 		if(this.wiki.isImageTiddler(this.imageSource)) {
 			var type = tiddler.fields.type,
 				text = tiddler.fields.text,
-				_canonical_uri = tiddler.fields._canonical_uri;
+				_canonical_uri = tiddler.fields._canonical_uri,
+				typeInfo = $tw.config.contentTypeInfo[type] || {},
+				deserializerType = typeInfo.deserializerType || type;
 			// If the tiddler has body text then it doesn't need to be lazily loaded
 			if(text) {
-				// Render the appropriate element for the image type
-				switch(type) {
-					case "application/pdf":
+				// Render the appropriate element for the image type by looking up the encoding in the content type info
+				var encoding = typeInfo.encoding || "utf8";
+				if (encoding === "base64") {
+					// .pdf .png .jpg etc.
+					src = "data:" + deserializerType + ";base64," + text;
+					if (deserializerType === "application/pdf") {
 						tag = "embed";
-						src = "data:application/pdf;base64," + text;
-						break;
-					case "image/svg+xml":
-						src = "data:image/svg+xml," + encodeURIComponent(text);
-						break;
-					default:
-						src = "data:" + type + ";base64," + text;
-						break;
+					}
+				} else {
+					// .svg .tid .xml etc.
+					src = "data:" + deserializerType + "," + encodeURIComponent(text);
 				}
 			} else if(_canonical_uri) {
-				switch(type) {
+				switch(deserializerType) {
 					case "application/pdf":
 						tag = "embed";
 						src = _canonical_uri;

core/modules/widgets/list.js

@@ -28,6 +28,18 @@ Inherit from the base widget class
 */
 ListWidget.prototype = new Widget();
 
+ListWidget.prototype.initialise = function(parseTreeNode,options) {
+	// Bail if parseTreeNode is undefined, meaning that the ListWidget constructor was called without any arguments so that it can be subclassed
+	if(parseTreeNode === undefined) {
+		return;
+	}
+	// First call parent constructor to set everything else up
+	Widget.prototype.initialise.call(this,parseTreeNode,options);
+	// Now look for <$list-template> and <$list-empty> widgets as immediate child widgets
+	// This is safe to do during initialization because parse trees never change after creation
+	this.findExplicitTemplates();
+}
+
 /*
 Render this widget into the DOM
 */
@@ -60,6 +72,7 @@ ListWidget.prototype.render = function(parent,nextSibling) {
 Compute the internal state of the widget
 */
 ListWidget.prototype.execute = function() {
+	var self = this;
 	// Get our attributes
 	this.template = this.getAttribute("template");
 	this.editTemplate = this.getAttribute("editTemplate");
@@ -85,18 +98,51 @@ ListWidget.prototype.execute = function() {
 	this.history = [];
 };
 
+ListWidget.prototype.findExplicitTemplates = function() {
+	var self = this;
+	this.explicitListTemplate = null;
+	this.explicitEmptyTemplate = null;
+	this.hasTemplateInBody = false;
+	var searchChildren = function(childNodes) {
+		$tw.utils.each(childNodes,function(node) {
+			if(node.type === "list-template") {
+				self.explicitListTemplate = node.children;
+			} else if(node.type === "list-empty") {
+				self.explicitEmptyTemplate = node.children;
+			} else if(node.type === "element" && node.tag === "p") {
+				searchChildren(node.children);
+			} else {
+				self.hasTemplateInBody = true;
+			}
+		});
+	};
+	searchChildren(this.parseTreeNode.children);
+}
+
 ListWidget.prototype.getTiddlerList = function() {
+	var limit = $tw.utils.getInt(this.getAttribute("limit",""),undefined);
 	var defaultFilter = "[!is[system]sort[title]]";
-	return this.wiki.filterTiddlers(this.getAttribute("filter",defaultFilter),this);
+	var results = this.wiki.filterTiddlers(this.getAttribute("filter",defaultFilter),this);
+	if(limit !== undefined) {
+		if(limit >= 0) {
+			results = results.slice(0,limit);
+		} else {
+			results = results.slice(limit);
+		}
+	}
+	return results;
 };
 
 ListWidget.prototype.getEmptyMessage = function() {
 	var parser,
-		emptyMessage = this.getAttribute("emptyMessage","");
-	// this.wiki.parseText() calls 
-	// new Parser(..), which should only be done, if needed, because it's heavy!
-	if (emptyMessage === "") {
-		return [];
+		emptyMessage = this.getAttribute("emptyMessage");
+	// If emptyMessage attribute is not present or empty then look for an explicit empty template
+	if(!emptyMessage) {
+		if(this.explicitEmptyTemplate) {
+			return this.explicitEmptyTemplate;
+		} else {
+			return [];
+		}
 	}
 	parser = this.wiki.parseText("text/vnd.tiddlywiki",emptyMessage,{parseAsInline: true});
 	if(parser) {
@@ -122,12 +168,19 @@ ListWidget.prototype.makeItemTemplate = function(title,index) {
 	if(template) {
 		templateTree = [{type: "transclude", attributes: {tiddler: {type: "string", value: template}}}];
 	} else {
+		// Check for child nodes of the list widget
 		if(this.parseTreeNode.children && this.parseTreeNode.children.length > 0) {
-			templateTree = this.parseTreeNode.children;
-		} else {
+			// Check for a <$list-item> widget
+			if(this.explicitListTemplate) {
+				templateTree = this.explicitListTemplate;
+			} else if(this.hasTemplateInBody) {
+				templateTree = this.parseTreeNode.children;
+			}
+		}
+		if(!templateTree || templateTree.length === 0) {
 			// Default template is a link to the title
 			templateTree = [{type: "element", tag: this.parseTreeNode.isBlock ? "div" : "span", children: [{type: "link", attributes: {to: {type: "string", value: title}}, children: [
-					{type: "text", text: title}
+				{type: "text", text: title}
 			]}]}];
 		}
 	}
@@ -225,6 +278,8 @@ ListWidget.prototype.handleListChanges = function(changedTiddlers) {
 		// If we are providing an counter variable then we must refresh the items, otherwise we can rearrange them
 		var hasRefreshed = false,t;
 		if(this.counterName) {
+			var mustRefreshOldLast = false;
+			var oldLength = this.children.length;
 			// Cycle through the list and remove and re-insert the first item that has changed, and all the remaining items
 			for(t=0; t<this.list.length; t++) {
 				if(hasRefreshed || !this.children[t] || this.children[t].parseTreeNode.itemTitle !== this.list[t]) {
@@ -232,6 +287,9 @@ ListWidget.prototype.handleListChanges = function(changedTiddlers) {
 						this.removeListItem(t);
 					}
 					this.insertListItem(t,this.list[t]);
+					if(!hasRefreshed && t === oldLength) {
+						mustRefreshOldLast = true;
+					}
 					hasRefreshed = true;
 				} else {
 					// Refresh the item we're reusing
@@ -239,6 +297,12 @@ ListWidget.prototype.handleListChanges = function(changedTiddlers) {
 					hasRefreshed = hasRefreshed || refreshed;
 				}
 			}
+			// If items were inserted then we must recreate the item that used to be at the last position as it is no longer last
+			if(mustRefreshOldLast && oldLength > 0) {
+				var oldLastIdx = oldLength-1;
+				this.removeListItem(oldLastIdx);
+				this.insertListItem(oldLastIdx,this.list[oldLastIdx]);
+			}
 			// If there are items to remove and we have not refreshed then recreate the item that will now be at the last position
 			if(!hasRefreshed && this.children.length > this.list.length) {
 				this.removeListItem(this.list.length-1);
@@ -363,4 +427,27 @@ ListItemWidget.prototype.refresh = function(changedTiddlers) {
 
 exports.listitem = ListItemWidget;
 
+/*
+Make <$list-template> and <$list-empty> widgets that do nothing
+*/
+var ListTemplateWidget = function(parseTreeNode,options) {
+	// Main initialisation inherited from widget.js
+	this.initialise(parseTreeNode,options);
+};
+ListTemplateWidget.prototype = new Widget();
+ListTemplateWidget.prototype.render = function() {}
+ListTemplateWidget.prototype.refresh = function() { return false; }
+
+exports["list-template"] = ListTemplateWidget;
+
+var ListEmptyWidget = function(parseTreeNode,options) {
+	// Main initialisation inherited from widget.js
+	this.initialise(parseTreeNode,options);
+};
+ListEmptyWidget.prototype = new Widget();
+ListEmptyWidget.prototype.render = function() {}
+ListEmptyWidget.prototype.refresh = function() { return false; }
+
+exports["list-empty"] = ListEmptyWidget;
+
 })();

core/modules/widgets/transclude.js

@@ -109,6 +109,7 @@ TranscludeWidget.prototype.collectAttributes = function() {
 		this.recursionMarker = this.getAttribute("recursionMarker","yes");
 	} else {
 		this.transcludeVariable = this.getAttribute("$variable");
+		this.transcludeVariableIsFunction = false;
 		this.transcludeType = this.getAttribute("$type");
 		this.transcludeOutput = this.getAttribute("$output","text/html");
 		this.transcludeTitle = this.getAttribute("$tiddler",this.getVariable("currentTiddler"));
@@ -184,7 +185,9 @@ TranscludeWidget.prototype.getTransclusionTarget = function() {
 		if(this.transcludeVariable) {
 			// Transcluding a variable
 			var variableInfo = this.getVariableInfo(this.transcludeVariable,{params: this.getOrderedTransclusionParameters()});
+			this.transcludeVariableIsFunction = variableInfo.srcVariable && variableInfo.srcVariable.isFunctionDefinition;
 			text = variableInfo.text;
+			this.transcludeFunctionResult = text;
 			return {
 				text: variableInfo.text,
 				type: this.transcludeType
@@ -219,21 +222,24 @@ TranscludeWidget.prototype.parseTransclusionTarget = function(parseAsInline) {
 			// Transcluding a variable
 			var variableInfo = this.getVariableInfo(this.transcludeVariable,{params: this.getOrderedTransclusionParameters()}),
 				srcVariable = variableInfo && variableInfo.srcVariable;
+			if(srcVariable && srcVariable.isFunctionDefinition) {
+				this.transcludeVariableIsFunction = true;
+				this.transcludeFunctionResult = (variableInfo.resultList ? variableInfo.resultList[0] : variableInfo.text) || "";
+			}
 			if(variableInfo.text) {
 				if(srcVariable && srcVariable.isFunctionDefinition) {
-					var result = (variableInfo.resultList ? variableInfo.resultList[0] : variableInfo.text) || "";
 					parser = {
 						tree: [{
 							type: "text",
-							text: result
+							text: this.transcludeFunctionResult
 						}],
-						source: result,
+						source: this.transcludeFunctionResult,
 						type: "text/vnd.tiddlywiki"
 					};
 					if(parseAsInline) {
 						parser.tree[0] = {
 							type: "text",
-							text: result
+							text: this.transcludeFunctionResult
 						};
 					} else {
 						parser.tree[0] = {
@@ -241,7 +247,7 @@ TranscludeWidget.prototype.parseTransclusionTarget = function(parseAsInline) {
 							tag: "p",
 							children: [{
 								type: "text",
-								text: result
+								text: this.transcludeFunctionResult
 							}]
 						}
 					}
@@ -430,12 +436,19 @@ TranscludeWidget.prototype.parserNeedsRefresh = function() {
 	return (this.sourceText === undefined || parserInfo.sourceText !== this.sourceText || parserInfo.parserType !== this.parserType)
 };
 
+TranscludeWidget.prototype.functionNeedsRefresh = function() {
+	var oldResult = this.transcludeFunctionResult;
+	var variableInfo = this.getVariableInfo(this.transcludeVariable,{params: this.getOrderedTransclusionParameters()});
+	var newResult = (variableInfo.resultList ? variableInfo.resultList[0] : variableInfo.text) || "";
+	return oldResult !== newResult;
+}
+
 /*
 Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
 */
 TranscludeWidget.prototype.refresh = function(changedTiddlers) {
 	var changedAttributes = this.computeAttributes();
-	if(($tw.utils.count(changedAttributes) > 0) || (!this.transcludeVariable && changedTiddlers[this.transcludeTitle] && this.parserNeedsRefresh())) {
+	if(($tw.utils.count(changedAttributes) > 0) || (this.transcludeVariableIsFunction && this.functionNeedsRefresh()) || (!this.transcludeVariable && changedTiddlers[this.transcludeTitle] && this.parserNeedsRefresh())) {
 		this.refreshSelf();
 		return true;
 	} else {

core/ui/ControlPanel/Basics.tid

@@ -26,10 +26,10 @@ caption: {{$:/language/ControlPanel/Basics/Caption}}
 |<$link to="$:/SiteSubtitle"><<lingo Subtitle/Prompt>></$link> |<$edit-text tiddler="$:/SiteSubtitle" default="" tag="input"/> |
 |<$link to="$:/status/UserName"><<lingo Username/Prompt>></$link> |<$edit-text tiddler="$:/status/UserName" default="" tag="input"/> |
 |<$link to="$:/config/AnimationDuration"><<lingo AnimDuration/Prompt>></$link> |<$edit-text tiddler="$:/config/AnimationDuration" default="" tag="input"/> |
-|<$link to="$:/DefaultTiddlers"><<lingo DefaultTiddlers/Prompt>></$link> |<<lingo DefaultTiddlers/TopHint>><br> <$edit class="tc-edit-texteditor" tiddler="$:/DefaultTiddlers"/><br>//<<lingo DefaultTiddlers/BottomHint>>// |
+|<$link to="$:/DefaultTiddlers"><<lingo DefaultTiddlers/Prompt>></$link> |<<lingo DefaultTiddlers/TopHint>><br> <$edit class="tc-edit-texteditor" tiddler="$:/DefaultTiddlers" autoHeight="yes"/><br>//<<lingo DefaultTiddlers/BottomHint>>// |
 |<$link to="$:/language/DefaultNewTiddlerTitle"><<lingo NewTiddler/Title/Prompt>></$link> |<$edit-text tiddler="$:/language/DefaultNewTiddlerTitle" default="" tag="input"/> |
 |<$link to="$:/config/NewJournal/Title"><<lingo NewJournal/Title/Prompt>></$link> |<$edit-text tiddler="$:/config/NewJournal/Title" default="" tag="input"/> |
-|<$link to="$:/config/NewJournal/Text"><<lingo NewJournal/Text/Prompt>></$link> |<$edit tiddler="$:/config/NewJournal/Text" class="tc-edit-texteditor" default=""/> |
+|<$link to="$:/config/NewJournal/Text"><<lingo NewJournal/Text/Prompt>></$link> |<$edit tiddler="$:/config/NewJournal/Text" class="tc-edit-texteditor" default="" autoHeight="yes"/> |
 |<$link to="$:/config/NewTiddler/Tags"><<lingo NewTiddler/Tags/Prompt>></$link> |<$vars currentTiddler="$:/config/NewTiddler/Tags" tagField="text">{{||$:/core/ui/EditTemplate/tags}}<$list filter="[<currentTiddler>tags[]] +[limit[1]]" variable="ignore"><$button tooltip={{$:/language/ControlPanel/Basics/RemoveTags/Hint}}><<lingo RemoveTags>><$action-listops $tiddler=<<currentTiddler>> $field="text" $subfilter={{{ [<currentTiddler>get[tags]] }}}/><$action-setfield $tiddler=<<currentTiddler>> tags=""/></$button></$list></$vars> |
 |<$link to="$:/config/NewJournal/Tags"><<lingo NewJournal/Tags/Prompt>></$link> |<$vars currentTiddler="$:/config/NewJournal/Tags" tagField="text">{{||$:/core/ui/EditTemplate/tags}}<$list filter="[<currentTiddler>tags[]] +[limit[1]]" variable="ignore"><$button tooltip={{$:/language/ControlPanel/Basics/RemoveTags/Hint}}><<lingo RemoveTags>><$action-listops $tiddler=<<currentTiddler>> $field="text" $subfilter={{{ [<currentTiddler>get[tags]] }}}/><$action-setfield $tiddler=<<currentTiddler>> tags=""/></$button></$list></$vars> |
 |<$link to="$:/config/AutoFocus"><<lingo AutoFocus/Prompt>></$link> |{{$:/snippets/minifocusswitcher}} |

core/ui/EditTemplate/body/default.tid

@@ -1,5 +1,9 @@
 title: $:/core/ui/EditTemplate/body/default
 
+\function edit-preview-state()
+[{$:/config/ShowEditPreview/PerTiddler}!match[yes]then[$:/state/showeditpreview]] :else[<qualify "$:/state/showeditpreview">] +[get[text]] :else[[no]]
+\end
+
 \define config-visibility-title()
 $:/config/EditorToolbarButtons/Visibility/$(currentTiddler)$
 \end
@@ -10,15 +14,16 @@ $:/config/EditorToolbarButtons/Visibility/$(currentTiddler)$
 
 \whitespace trim
 <$let
-	edit-preview-state={{{ [{$:/config/ShowEditPreview/PerTiddler}!match[yes]then[$:/state/showeditpreview]] :else[<qualify "$:/state/showeditpreview">] }}}
 	importTitle=<<qualify $:/ImportImage>>
 	importState=<<qualify $:/state/ImportImage>> >
 <$dropzone importTitle=<<importTitle>> autoOpenOnImport="no" contentTypesFilter={{$:/config/Editor/ImportContentTypesFilter}} class="tc-dropzone-editor" enable={{{ [{$:/config/DragAndDrop/Enable}match[no]] :else[subfilter{$:/config/Editor/EnableImportFilter}then[yes]else[no]] }}} filesOnly="yes" actions=<<importFileActions>> >
-<$reveal stateTitle=<<edit-preview-state>> type="match" text="yes" tag="div">
-<div class="tc-tiddler-preview">
+<div>
+<div class={{{ [function[edit-preview-state]match[yes]then[tc-tiddler-preview]else[tc-tiddler-preview-hidden]] [[tc-tiddler-editor]] +[join[ ]] }}}>
 
 <$transclude tiddler="$:/core/ui/EditTemplate/body/editor" mode="inline"/>
 
+<$list filter="[function[edit-preview-state]match[yes]]" variable="ignore">
+
 <div class="tc-tiddler-preview-preview" data-tiddler-title={{!!draft.title}} data-tags={{!!tags}}>
 
 <$transclude tiddler={{$:/state/editpreviewtype}} mode="inline">
@@ -29,13 +34,12 @@ $:/config/EditorToolbarButtons/Visibility/$(currentTiddler)$
 
 </div>
 
+</$list>
+
 </div>
-</$reveal>
 
-<$reveal stateTitle=<<edit-preview-state>> type="nomatch" text="yes" tag="div">
+</div>
 
-<$transclude tiddler="$:/core/ui/EditTemplate/body/editor" mode="inline"/>
-
-</$reveal>
 </$dropzone>
+
 </$let>

core/ui/EditTemplate/fields.tid

@@ -89,7 +89,7 @@ $value={{{ [subfilter<get-field-value-tiddler-filter>get[text]] }}}/>
 </td>
 <td class="tc-edit-field-remove">
 <$button class="tc-btn-invisible" tooltip={{$:/language/EditTemplate/Field/Remove/Hint}} aria-label={{$:/language/EditTemplate/Field/Remove/Caption}}>
-<$action-deletefield $field=<<currentField>>/><$set name="currentTiddlerCSSescaped" value={{{ [<currentTiddler>escapecss[]] }}}><$action-sendmessage $message="tm-focus-selector" $param=<<current-tiddler-new-field-selector>>/></$set>
+<$action-deletefield $field=<<currentField>>/>
 {{$:/core/images/delete-button}}
 </$button>
 </td>

core/ui/EditTemplate/type.tid

@@ -10,7 +10,7 @@ first-search-filter: [all[shadows+tiddlers]prefix[$:/language/Docs/Types/]sort[d
 <em class="tc-edit tc-small-gap-right"><<lingo Type/Prompt>></em>
 <div class="tc-type-selector-dropdown-wrapper">
 <div class="tc-type-selector"><$fieldmangler>
-<$macrocall $name="keyboard-driven-input" tiddler=<<currentTiddler>> storeTitle=<<typeInputTiddler>> refreshTitle=<<refreshTitle>> selectionStateTitle=<<typeSelectionTiddler>> field="type" tag="input" default="" placeholder={{$:/language/EditTemplate/Type/Placeholder}} focusPopup=<<qualify "$:/state/popup/type-dropdown">> class="tc-edit-typeeditor tc-edit-texteditor tc-popup-handle" tabindex={{$:/config/EditTabIndex}} focus={{{ [{$:/config/AutoFocus}match[type]then[true]] ~[[false]] }}} cancelPopups="yes" configTiddlerFilter="[[$:/core/ui/EditTemplate/type]]" inputCancelActions=<<input-cancel-actions>>/><$button popup=<<qualify "$:/state/popup/type-dropdown">> class="tc-btn-invisible tc-btn-dropdown tc-small-gap" tooltip={{$:/language/EditTemplate/Type/Dropdown/Hint}} aria-label={{$:/language/EditTemplate/Type/Dropdown/Caption}}>{{$:/core/images/down-arrow}}</$button><$button message="tm-remove-field" param="type" class="tc-btn-invisible tc-btn-icon" tooltip={{$:/language/EditTemplate/Type/Delete/Hint}} aria-label={{$:/language/EditTemplate/Type/Delete/Caption}}>{{$:/core/images/delete-button}}<$action-deletetiddler $filter="[<storeTitle>] [<refreshTitle>] [<selectionStateTitle>]"/></$button>
+<$macrocall $name="keyboard-driven-input" tiddler=<<currentTiddler>> storeTitle=<<typeInputTiddler>> refreshTitle=<<refreshTitle>> selectionStateTitle=<<typeSelectionTiddler>> field="type" tag="input" default="" placeholder={{$:/language/EditTemplate/Type/Placeholder}} focusPopup=<<qualify "$:/state/popup/type-dropdown">> class="tc-edit-typeeditor tc-edit-texteditor tc-popup-handle" tabindex={{$:/config/EditTabIndex}} focus={{{ [{$:/config/AutoFocus}match[type]then[true]] ~[[false]] }}} cancelPopups="yes" configTiddlerFilter="[[$:/core/ui/EditTemplate/type]]" inputCancelActions=<<input-cancel-actions>>/><$button popup=<<qualify "$:/state/popup/type-dropdown">> class="tc-btn-invisible tc-btn-dropdown tc-small-gap" tooltip={{$:/language/EditTemplate/Type/Dropdown/Hint}} aria-label={{$:/language/EditTemplate/Type/Dropdown/Caption}}>{{$:/core/images/down-arrow}}</$button><$button message="tm-remove-field" param="type" class="tc-btn-invisible tc-btn-icon" tooltip={{$:/language/EditTemplate/Type/Delete/Hint}} aria-label={{$:/language/EditTemplate/Type/Delete/Caption}}>{{$:/core/images/delete-button}}<$action-deletetiddler $filter="[<typeInputTiddler>] [<storeTitle>] [<refreshTitle>] [<selectionStateTitle>]"/></$button>
 </$fieldmangler></div>
 
 <div class="tc-block-dropdown-wrapper">

core/ui/EditorToolbar/preview.tid

@@ -9,11 +9,17 @@ button-classes: tc-text-editor-toolbar-item-start-group
 shortcuts: ((preview))
 
 \whitespace trim
+<$let
+	edit-preview-state={{{ [{$:/config/ShowEditPreview/PerTiddler}!match[yes]then[$:/state/showeditpreview]] :else[<qualify "$:/state/showeditpreview">] }}}
+>
 <$reveal state=<<edit-preview-state>> type="match" text="yes" tag="span">
 {{$:/core/images/preview-open}}
 <$action-setfield $tiddler=<<edit-preview-state>> $value="no"/>
+<$action-sendmessage $message="tm-edit-text-operation" $param="focus-editor"/>
 </$reveal>
 <$reveal state=<<edit-preview-state>> type="nomatch" text="yes" tag="span">
 {{$:/core/images/preview-closed}}
 <$action-setfield $tiddler=<<edit-preview-state>> $value="yes"/>
+<$action-sendmessage $message="tm-edit-text-operation" $param="focus-editor"/>
 </$reveal>
+</$let>

core/ui/PageTemplate.tid

@@ -20,7 +20,7 @@ code-body: yes
 
 <$navigator story="$:/StoryList" history="$:/HistoryList" openLinkFromInsideRiver={{$:/config/Navigation/openLinkFromInsideRiver}} openLinkFromOutsideRiver={{$:/config/Navigation/openLinkFromOutsideRiver}} relinkOnRename={{$:/config/RelinkOnRename}}>
 
-<$dropzone enable=<<tv-enable-drag-and-drop>>>
+<$dropzone enable=<<tv-enable-drag-and-drop>> class="tc-dropzone tc-page-container-inner">
 
 <$list filter="[all[shadows+tiddlers]tag[$:/tags/PageTemplate]!has[draft.of]]" variable="listItem">
 

core/wiki/config/OfficialPluginLibrary.tid

@@ -1,6 +1,6 @@
 title: $:/config/OfficialPluginLibrary
 tags: $:/tags/PluginLibrary
-url: https://tiddlywiki.com/library/v5.3.1/index.html
+url: https://tiddlywiki.com/library/v5.3.2/index.html
 caption: {{$:/language/OfficialPluginLibrary}}
 
 {{$:/language/OfficialPluginLibrary/Hint}}

core/wiki/macros/tag.tid

@@ -10,7 +10,7 @@ color:$(foregroundColor)$;
 <!-- This has no whitespace trim to avoid modifying $actions$. Closing tags omitted for brevity. -->
 \define tag-pill-inner(tag,icon,colour,fallbackTarget,colourA,colourB,element-tag,element-attributes,actions)
 \whitespace trim
-<$vars
+<$let
 	foregroundColor=<<contrastcolour target:"""$colour$""" fallbackTarget:"""$fallbackTarget$""" colourA:"""$colourA$""" colourB:"""$colourB$""">>
 	backgroundColor=<<__colour__>>
 >
@@ -23,6 +23,7 @@ color:$(foregroundColor)$;
 	<$transclude tiddler=<<__icon__>>/>
 	<$view tiddler=<<__tag__>> field="title" format="text" />
 </$element-tag$>
+</$let>
 \end
 
 \define tag-pill-body(tag,icon,colour,palette,element-tag,element-attributes,actions)

core/wiki/macros/toc.tid

@@ -118,7 +118,7 @@ tags: $:/tags/Macro
   <$set name="toc-item-class" filter=<<__itemClassFilter__>> emptyValue="toc-item-selected" value="toc-item" >
     <li class=<<toc-item-class>>>
       <$link to={{{ [<currentTiddler>get[target]else<currentTiddler>] }}}>
-          <$list filter="[all[current]tagging[]$sort$limit[1]]" variable="ignore" emptyMessage="<$button class='tc-btn-invisible'>{{$:/core/images/blank}}</$button>">
+          <$list filter="[all[current]tagging[]$sort$limit[1]]  -[subfilter<__exclude__>]" variable="ignore" emptyMessage="<$button class='tc-btn-invisible'>{{$:/core/images/blank}}</$button>">
           <$reveal type="nomatch" stateTitle=<<toc-state>> text="open">
             <$button setTitle=<<toc-state>> setTo="open" class="tc-btn-invisible tc-popup-keep">
             <$transclude tiddler=<<toc-closed-icon>> />
@@ -145,7 +145,7 @@ tags: $:/tags/Macro
 <$qualify name="toc-state" title={{{ [[$:/state/toc]addsuffix<__path__>addsuffix[-]addsuffix<currentTiddler>] }}}>
   <$set name="toc-item-class" filter=<<__itemClassFilter__>> emptyValue="toc-item-selected" value="toc-item">
     <li class=<<toc-item-class>>>
-      <$list filter="[all[current]tagging[]$sort$limit[1]]" variable="ignore" emptyMessage="""<$button class="tc-btn-invisible">{{$:/core/images/blank}}</$button><span class="toc-item-muted"><<toc-caption>></span>""">
+      <$list filter="[all[current]tagging[]$sort$limit[1]] -[subfilter<__exclude__>]" variable="ignore" emptyMessage="""<$button class="tc-btn-invisible">{{$:/core/images/blank}}</$button><span class="toc-item-muted"><<toc-caption>></span>""">
         <$reveal type="nomatch" stateTitle=<<toc-state>> text="open">
           <$button setTitle=<<toc-state>> setTo="open" class="tc-btn-invisible tc-popup-keep">
             <$transclude tiddler=<<toc-closed-icon>> />

editions/de-AT-server/tiddlers/system/favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/favicon.ico
-type: image/x-icon
+type: image/png

editions/dev/tiddlers/images/favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/favicon.ico
-type: image/x-icon
+type: image/png

editions/dev/tiddlers/new/HookMechanism.tid

@@ -1,9 +1,14 @@
 created: 20141122200310516
-modified: 20201213161842776
+modified: 20230923031318421
+tags: Mechanisms
 title: HookMechanism
 type: text/vnd.tiddlywiki
 
-The hook mechanism provides a way for plugins to intercept and modify default functionality. Hooks are added as follows:
+The hook mechanism provides a way for plugins to intercept and modify default functionality. 
+
+!! Add a hook
+
+Hooks are added as follows:
 
 ```js
 /*
@@ -13,6 +18,8 @@ handler: function to be called when hook is invoked
 $tw.hooks.addHook(name,handler);
 ```
 
+!!! Params and return
+
 The handler function will be called with parameters that depend on the specific hook in question, but they always follow the pattern `handler(value,params...)`
 
 * ''value'': an optional value that is to be transformed by the hook function
@@ -20,11 +27,29 @@ The handler function will be called with parameters that depend on the specific
 
 If required by the hook in question, the handler function must return the modified ''value''.
 
+!!! Multiple handlers
+
 Multiple handlers can be assigned to the same name using repeated calls. When a hook is invoked by name all registered functions will be called sequentially in their order of addition.
 
 Note that the ''value'' passed to the subsequent hook function will be the return value of the previous hook function.
 
-Though not essential care should be taken to ensure that hooks are added before they are invoked. For example: [[Hook: th-opening-default-tiddlers-list]] should ideally be added before the story startup module is invoked otherwise any hook specified additions to the default tiddlers will not be seen on the initial loading of the page, though will be visible if the user clicks the home button.
+Be careful not to `addHook` in widget's `render` method, which will be call several times. You could `addHook` in methods that only called once, e.g. the constructor of widget class. Otherwise you should `removeHook` then add it again.
+
+!!! Timing of registration
+
+Though not essential care should be taken to ensure that hooks are added before they are invoked.
+
+For example: [[Hook: th-opening-default-tiddlers-list]] should ideally be added before the story startup module is invoked. Otherwise any hook specified additions to the default tiddlers will not be seen on the initial loading of the page, though will be visible if the user clicks the home button.
+
+!! Remove a hook
+
+You should clean up the callback when your widget is going to unmount.
+
+```js
+$tw.hooks.removeHook(handler)
+```
+
+The `handler` should be the same function instance you used in `addHook` (check by `===`). You can save it to `this.xxxHookHandler` on your widget, and call `removeHook` in [[destroy method|Widget `destroy` method examples]].
 
 !! Example
 

editions/empty/tiddlywiki.info

@@ -12,6 +12,9 @@
 		"empty": [
 			"--render","$:/core/save/all","empty.html","text/plain",
 			"--render","$:/core/save/all","empty.hta","text/plain"],
+		"emptyexternalcore": [
+			"--render","$:/core/save/offline-external-js","empty-external-core.html","text/plain",
+			"--render","$:/core/templates/tiddlywiki5.js","[[tiddlywikicore-]addsuffix<version>addsuffix[.js]]","text/plain"],
 		"externalimages": [
 			"--savetiddlers","[is[image]]","images",
 			"--setfield","[is[image]]","_canonical_uri","$:/core/templates/canonical-uri-external-image","text/plain",
@@ -20,7 +23,7 @@
 		"static": [
 			"--render","$:/core/templates/static.template.html","static.html","text/plain",
 			"--render","$:/core/templates/alltiddlers.template.html","alltiddlers.html","text/plain",
-			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain",			
+			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain","$:/core/templates/static.tiddler.html",
 			"--render","$:/core/templates/static.template.css","static/static.css","text/plain"]
 	}
-}
+}

editions/es-ES-server/tiddlers/system/favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/favicon.ico
-type: image/x-icon
+type: image/png

editions/es-ES/tiddlers/images/favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/favicon.ico
-type: image/x-icon
+type: image/png

editions/es-ES/tiddlers/images/green_favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/green_favicon.ico
-type: image/x-icon
+type: image/png

editions/fr-FR-server/tiddlers/system/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/fr-FR-server/tiddlers/system/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/fr-FR/tiddlers/images/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/fr-FR/tiddlers/images/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/fr-FR/tiddlers/images/green_favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/green_favicon.ico
-type: image/x-icon
+type: image/png

editions/highlightdemo/tiddlywiki.info

@@ -15,7 +15,7 @@
 		"static": [
 			"--render","$:/core/templates/static.template.html","static.html","text/plain",
 			"--render","$:/core/templates/alltiddlers.template.html","alltiddlers.html","text/plain",
-			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain",
+			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain","$:/core/templates/static.tiddler.html",
 			"--render","$:/core/templates/static.template.css","static/static.css","text/plain"]
 	}
 }

editions/ja-JP/tiddlers/images/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/ja-JP/tiddlers/images/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/ja-JP/tiddlers/images/green_favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/green_favicon.ico
-type: image/x-icon
+type: image/png

editions/katexdemo/tiddlywiki.info

@@ -15,7 +15,7 @@
 		"static": [
 			"--render","$:/core/templates/static.template.html","static.html","text/plain",
 			"--render","$:/core/templates/alltiddlers.template.html","alltiddlers.html","text/plain",
-			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain",
+			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain","$:/core/templates/static.tiddler.html",
 			"--render","$:/core/templates/static.template.css","static/static.css","text/plain"]
 	}
 }

editions/ko-KR-server/tiddlers/system/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/ko-KR-server/tiddlers/system/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/ko-KR/tiddlers/images/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/ko-KR/tiddlers/images/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/ko-KR/tiddlers/images/green_favicon.png.meta

@@ -1,2 +1,2 @@
 title: $:/green_favicon.ico
-type: image/x-icon
+type: image/png

editions/pluginlibrary/tiddlywiki.info

@@ -17,8 +17,8 @@
 		],
 		"library": [
 			"--makelibrary","$:/UpgradeLibrary",
-   			"--savelibrarytiddlers","$:/UpgradeLibrary","[prefix[$:/]] -[[$:/plugins/tiddlywiki/upgrade]] -[[$:/plugins/tiddlywiki/translators]] -[[$:/plugins/tiddlywiki/pluginlibrary]] -[[$:/plugins/tiddlywiki/jasmine]]","recipes/library/tiddlers/","$:/UpgradeLibrary/List",
-   			"--savetiddler","$:/UpgradeLibrary/List","recipes/library/tiddlers.json",
+			"--savelibrarytiddlers","$:/UpgradeLibrary","[prefix[$:/]] -[[$:/plugins/tiddlywiki/upgrade]] -[[$:/plugins/tiddlywiki/translators]] -[[$:/plugins/tiddlywiki/pluginlibrary]] -[[$:/plugins/tiddlywiki/jasmine]]","recipes/library/tiddlers/","$:/UpgradeLibrary/List",
+			"--savetiddler","$:/UpgradeLibrary/List","recipes/library/tiddlers.json",
 			"--rendertiddler","$:/plugins/tiddlywiki/pluginlibrary/library.template.html","index.html","text/plain"]
 	}
 }

editions/prerelease/tiddlers/Release 5.3.2.tid

@@ -1,37 +1,105 @@
 caption: 5.3.2
-created: 20230820114855583
-modified: 20230820114855583
+created: 20231016122502955
+modified: 20231016122502955
 tags: ReleaseNotes
 title: Release 5.3.2
 type: text/vnd.tiddlywiki
+description: Under development
 
 //[[See GitHub for detailed change history of this release|https://github.com/Jermolene/TiddlyWiki5/compare/v5.3.1...master]]//
 
+! Major Improvements
+
+!! Conditional Shortcut Syntax
+
+<<.link-badge-added "https://github.com/Jermolene/TiddlyWiki5/pull/7710">> a new [[shortcut syntax|Conditional Shortcut Syntax]] for concisely expressing if-then-else logic. For example:
+
+```
+<% if [<animal>match[Elephant]] %>
+  It is an elephant
+<% elseif [<animal>match[Giraffe]] %>
+	It is a giraffe
+<% else %>
+	It is completely unknown
+<% endif %>
+```
+
+!! Explicit Templates for the ListWidget
+
+<<.link-badge-added "https://github.com/Jermolene/TiddlyWiki5/pull/7784">> support for `<$list-template>` and `<$list-empty>` as immediate children of the <<.wid "ListWidget">> widget to specify the list item template and/or the empty template. For example:
+
+```
+<$list filter=<<filter>>>
+	<$list-template>
+		<$text text=<<currentTiddler>>/>
+	</$list-template>
+	<$list-empty>
+		None!
+	</$list-empty>
+</$list>
+```
+
+Note that the <<.attr "emptyMessage">> and <<.attr "template">> attributes take precedence if they are present.
+
+!! jsonset operator
+
+<<.link-badge-added "https://github.com/Jermolene/TiddlyWiki5/pull/7742">> [[jsonset Operator]] for setting values within JSON objects
+
+!! QR Code Reader
+
+<<.link-badge-extended "https://github.com/Jermolene/TiddlyWiki5/pull/7746">> QR Code plugin to be able to read QR codes and a number of other bar code formats
+
 ! Translation improvement
 
 Improvements to the following translations:
 
-* 
+* Chinese
+* Polish
+* Spanish
+
+! Plugin Improvements
+
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/commit/1be8f0a9336952d4745d2bd4f2327e353580a272">> Comments Plugin to use predefined palette colours
+* <<.link-badge-improved "https://github.com/Jermolene/TiddlyWiki5/pull/7785">> Evernote Importer Plugin to support images and other attachments
 
 ! Widget Improvements
 
 * 
 
+! Usability Improvements
+
+* <<.link-badge-updated "https://github.com/Jermolene/TiddlyWiki5/pull/7747">> editor preview button to automatically focus the editor
+* <<.link-badge-improved "https://github.com/Jermolene/TiddlyWiki5/pull/7764">> file type names in the export menu
+
 ! Hackability Improvements
 
-* 
+* <<.link-badge-added "https://github.com/Jermolene/TiddlyWiki5/pull/7737">> an automatic build of the external core TiddlyWiki at https://tiddlywiki.com/empty-external-core.html
+* <<.link-badge-improved "https://github.com/Jermolene/TiddlyWiki5/pull/7690">> the default page layout to better support CSS grid and flexbox layouts
 
 ! Bug Fixes
 
-* 
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/issues/7665">> `{{}}` generating a recursion error
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/7758">> ordering of Vanilla stylesheets
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/commit/fa9bfa07a095548eb2f8339b0b1b816d2e6794ef">> missing closing tag in tag-pill-inner macro
+* <<.link-badge-removed "https://github.com/Jermolene/TiddlyWiki5/issues/7732">> invalid "type" attribute from textarea elements generated by the EditTextWidget
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/7749">> editor "type" dropdown state tiddlers
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/7712">> handling of "counter-last" variable when appending items with the ListWidget
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/6088">> upgrade download link in Firefox
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/7698">> refreshing of transcluded functions
+* <<.link-badge-fixed "https://github.com/Jermolene/TiddlyWiki5/pull/7789">> resizing of height of textareas in control panel
 
 ! Node.js Improvements
 
 * 
 
+! Performance Improvements
+
+* <<.link-badge-improved "https://github.com/Jermolene/TiddlyWiki5/pull/7702">> performance of predefined patterns with [[all Operator]]
+* <<.link-badge-updated "https://github.com/Jermolene/TiddlyWiki5/issues/7671">> favicon format to PNG
+
 ! Developer Improvements
 
-* 
+* <<.link-badge-improved "https://github.com/Jermolene/TiddlyWiki5/pull/7751">> global hook handling to support removing hooks
 
 ! Acknowledgements
 
@@ -39,22 +107,16 @@ Improvements to the following translations:
 
 <<.contributors """
 AnthonyMuscio
-btheado
-catter-fly
-cmo-pomerium
-CrossEye
-flibbles
-hffqyd
-lilscribby
+BramChen
+BuckarooBanzay
+BurningTreeC
+EvidentlyCube
+joebordes
+kookma
 linonetwo
-Marxsal
 mateuszwilczek
-pille1842
 pmario
 rmunn
-saqimtiaz
-stevesunypoly
-TiddlyTweeter
-twMat
-yaisog
+simonbaird
+T1mL3arn
 """>>

editions/prerelease/tiddlers/system/PrereleaseLocalPluginLibrary.tid

@@ -1,6 +1,6 @@
 title: $:/config/LocalPluginLibrary
 tags: $:/tags/PluginLibrary
-url: http://127.0.0.1:8080/prerelease/library/v5.3.1/index.html
+url: http://127.0.0.1:8080/prerelease/library/v5.3.2/index.html
 caption: {{$:/language/OfficialPluginLibrary}} (Prerelease Local)
 
 A locally installed version of the official ~TiddlyWiki plugin library at tiddlywiki.com for testing and debugging. //Requires a local web server to share the library//

editions/prerelease/tiddlers/system/PrereleaseOfficialPluginLibrary.tid

@@ -1,6 +1,6 @@
 title: $:/config/OfficialPluginLibrary
 tags: $:/tags/PluginLibrary
-url: https://tiddlywiki.com/prerelease/library/v5.3.1/index.html
+url: https://tiddlywiki.com/prerelease/library/v5.3.2/index.html
 caption: {{$:/language/OfficialPluginLibrary}} (Prerelease)
 
 The prerelease version of the official ~TiddlyWiki plugin library at tiddlywiki.com. Plugins, themes and language packs are maintained by the core team.

editions/prerelease/tiddlers/system/favicon.ico.meta

@@ -1,2 +0,0 @@
-title: $:/favicon.ico
-type: image/x-icon

editions/prerelease/tiddlers/system/favicon.png.meta

@@ -0,0 +1,2 @@
+title: $:/favicon.ico
+type: image/png

editions/resumebuilder/tiddlywiki.info

@@ -20,4 +20,4 @@
 		"favicon": [
 			"--savetiddler","$:/favicon.ico","favicon.ico"]
 	}
-}
+}

editions/server-external-js/tiddlywiki.info

@@ -17,7 +17,7 @@
 		"static": [
 			"--render","$:/core/templates/static.template.html","static.html","text/plain",
 			"--render","$:/core/templates/alltiddlers.template.html","alltiddlers.html","text/plain",
-			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain",			
+			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain","$:/core/templates/static.tiddler.html",
 			"--render","$:/core/templates/static.template.css","static/static.css","text/plain"],
 		"tiddlywikicore": [
 			"--render","$:/core/templates/tiddlywiki5.js","[[tiddlywikicore-]addsuffix<version>addsuffix[.js]]","text/plain"]

editions/server/tiddlywiki.info

@@ -15,7 +15,7 @@
 		"static": [
 			"--render","$:/core/templates/static.template.html","static.html","text/plain",
 			"--render","$:/core/templates/alltiddlers.template.html","alltiddlers.html","text/plain",
-			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain",
+			"--render","[!is[system]]","[encodeuricomponent[]addprefix[static/]addsuffix[.html]]","text/plain","$:/core/templates/static.tiddler.html",
 			"--render","$:/core/templates/static.template.css","static/static.css","text/plain"]
 	}
 }

editions/test/playwright.spec.js

@@ -0,0 +1,25 @@
+const { test, expect } = require('@playwright/test');
+const {resolve} = require('path');
+
+const indexPath = resolve(__dirname, 'output', 'test.html');
+const crossPlatformIndexPath = indexPath.replace(/^\/+/, '');
+
+
+test('get started link', async ({ page }) => {
+    // The tests can take a while to run
+    const timeout = 1000 * 30;
+    test.setTimeout(timeout);
+
+    // Load the generated test TW html
+    await page.goto(`file:///${crossPlatformIndexPath}`);
+
+    // Sanity check
+    await expect(page.locator('.tc-site-title'), "Expected correct page title to verify the test page was loaded").toHaveText('TiddlyWiki5');
+
+    // Wait for jasmine results bar to appear
+    await expect(page.locator('.jasmine-overall-result'), "Expected jasmine test results bar to be present").toBeVisible({timeout});
+
+    // Assert the tests have passed
+    await expect(page.locator('.jasmine-overall-result.jasmine-failed'), "Expected jasmine tests to not have failed").not.toBeVisible();
+    await expect(page.locator('.jasmine-overall-result.jasmine-passed'), "Expected jasmine tests to have passed").toBeVisible();
+});

editions/test/tiddlers/tests/data/conditionals/Basic.tid

@@ -0,0 +1,26 @@
+title: Conditionals/Basic
+description: Basic conditional shortcut syntax
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Text
+
+This is a <% if [<something>match[one]] %>Elephant<% endif %>, I think.
++
+title: Output
+
+<$let something="one">
+{{Text}}
+</$let>
+
+<$let something="two">
+{{Text}}
+</$let>
++
+title: ExpectedResult
+
+<p>
+This is a Elephant, I think.
+</p><p>
+This is a , I think.
+</p>

editions/test/tiddlers/tests/data/conditionals/BlockMode.tid

@@ -0,0 +1,37 @@
+title: Conditionals/BlockMode
+description: Basic conditional shortcut syntax in block mode
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+\procedure test(animal)
+<% if [<animal>match[Elephant]] %>
+
+! It is an elephant
+
+<% else %>
+
+<% if [<animal>match[Giraffe]] %>
+
+! It is a giraffe
+
+<% else %>
+
+! It is completely unknown
+
+<% endif %>
+
+<% endif %>
+
+\end
+
+<<test "Giraffe">>
+
+<<test "Elephant">>
+
+<<test "Antelope">>
++
+title: ExpectedResult
+
+<h1 class="">It is a giraffe</h1><h1 class="">It is an elephant</h1><h1 class="">It is completely unknown</h1>

editions/test/tiddlers/tests/data/conditionals/Else.tid

@@ -0,0 +1,26 @@
+title: Conditionals/Else
+description: Else conditional shortcut syntax
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Text
+
+This is a <% if [<something>match[one]] %>Elephant<% else %>Crocodile<% endif %>, I think.
++
+title: Output
+
+<$let something="one">
+{{Text}}
+</$let>
+
+<$let something="two">
+{{Text}}
+</$let>
++
+title: ExpectedResult
+
+<p>
+This is a Elephant, I think.
+</p><p>
+This is a Crocodile, I think.
+</p>