Added preliminary TiddlyWeb/TiddlySpace plugin

Visit http://tw5tiddlyweb.tiddlyspace.com/tw5tiddlyweb to try it out

plugins/tiddlywiki/tiddlyweb/plugin.bundle

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+{
+	"title": "$:/plugins/tiddlywiki/tiddlyweb",
+	"description": "TiddlyWeb and TiddlySpace components",
+	"author": "JeremyRuston",
+	"version": "0.0.0",
+	"coreVersion": ">=5.0.0"
+}

plugins/tiddlywiki/tiddlyweb/tiddlyweb.js

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+/*\
+title: $:/plugins/tiddlywiki/tiddlyweb/tiddlyweb.js
+type: application/javascript
+module-type: browser-startup
+
+Main TiddlyWeb integration module
+
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+$tw.plugins.tiddlyweb = {
+	titleIsLoggedIn: "$:/plugins/tiddlyweb/IsLoggedIn",
+	titleUserName: "$:/plugins/tiddlyweb/UserName"
+};
+
+/*
+Startup function that sets up TiddlyWeb and logs the user in. After login, any tiddlyweb-startup modules are executed.
+*/
+exports.startup = function() {
+	if(!$tw.browser) {
+		return;
+	}
+	// Mark us as not logged in
+	$tw.wiki.addTiddler({
+		title: $tw.plugins.tiddlyweb.titleIsLoggedIn,
+		text: "no"
+	});
+	// Get the login status
+	$tw.plugins.tiddlyweb.getStatus(function(isLoggedIn,json) {
+		if(!isLoggedIn) {
+//			$tw.plugins.tiddlyweb.login(username,password);
+		}
+	});
+};
+
+$tw.plugins.tiddlyweb.getStatus = function(callback) {
+	// Get status
+	$tw.plugins.tiddlyweb.httpRequest({
+		url: "http://tw5tiddlyweb.tiddlyspace.com/status",
+		callback: function(err,data) {
+			var json = null;
+			try {
+				json = JSON.parse(data);
+			} catch (e) {
+			}
+			if(json) {
+				var isLoggedIn = json.username !== "GUEST";
+				$tw.wiki.addTiddler({
+					title: $tw.plugins.tiddlyweb.titleIsLoggedIn,
+					text: isLoggedIn ? "yes" : "no"
+				});
+				if(isLoggedIn) {
+					$tw.wiki.addTiddler({
+						title: $tw.plugins.tiddlyweb.titleUserName,
+						text: json.username
+					});
+				} else {
+					$tw.wiki.deleteTiddler($tw.plugins.tiddlyweb.titleUserName);
+				}
+			}
+			if(callback) {
+				callback(isLoggedIn,json);
+			}
+		}
+	});
+};
+
+/*
+Error handling
+*/
+$tw.plugins.tiddlyweb.showError = function(error) {
+	alert("TiddlyWeb error: " + error);
+	console.log("TiddlyWeb error: " + error);
+};
+
+/*
+Invoke any tiddlyweb-startup modules
+*/
+$tw.plugins.tiddlyweb.invokeTiddlyWebStartupModules = function(loggedIn) {
+	$tw.modules.forEachModuleOfType("tiddlyweb-startup",function(title,module) {
+		module.startup(loggedIn);
+	});
+};
+
+/*
+Attempt to login to TiddlyWeb
+*/
+$tw.plugins.tiddlyweb.login = function(username,password,options) {
+	options = options || {};
+	var httpRequest = $tw.plugins.tiddlyweb.httpRequest({
+		url: "http://tw5tiddlyweb.tiddlyspace.com/challenge/tiddlywebplugins.tiddlyspace.cookie_form",
+		type: "POST",
+		data: {
+			user: username,
+			password: password,
+			tiddlyweb_redirect: "/status" // workaround to marginalize automatic subsequent GET
+		},
+		callback: function(err,data) {
+			if(err) {
+				console.log("login error",err);
+			} else {
+				$tw.plugins.tiddlyweb.getStatus(function(isLoggedIn,json) {
+					console.log("isLoggedIn",isLoggedIn);
+				});
+				console.log("Result of login",data,httpRequest);
+			}
+		}
+	});
+};
+
+/*
+Some quick and dirty HTTP functions; to be refactored later. Options are:
+	url: URL to retrieve
+	type: GET, PUT, POST etc
+	callback: function invoked with (err,data)
+*/
+$tw.plugins.tiddlyweb.httpRequest = function(options) {
+	var type = options.type || "GET",
+		client = new XMLHttpRequest(),
+		data = "",
+		f,results;
+	if(options.data) {
+		if(typeof options.data === "string") { // Already a string
+			data = options.data;
+		} else { // A hashmap of strings
+			results = [];
+			for(f in options.data) {
+				if($tw.utils.hop(options.data,f)) {
+					results.push(f + "=" + encodeURIComponent(options.data[f]))
+				}
+			}
+			data = results.join("&")
+		}
+	}
+	client.onreadystatechange = function() {
+		if(this.readyState === 4) {
+console.log("onreadystatechange",this.status,this.statusText,this.getAllResponseHeaders());
+			if(this.status === 200) {
+				// success!
+				options.callback(null,this.responseText);
+				return;
+			}
+		// something went wrong
+		options.callback(new Error("XMLHttpRequest error: " + this.status));
+		}
+	};
+	client.open(type,options.url,true);
+	if(data) {
+		client.setRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8");
+	}
+	client.send(data);
+	return client;
+};
+
+})();

tw5tiddlyweb/tiddlers/HelloThere.tid

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+title: HelloThere
+
+Experimenting with TiddlyWeb integration for TiddlyWiki5.
+
+TiddlyWeb login status: (($:/plugins/tiddlyweb/IsLoggedIn))
+
+TiddlyWeb username: (($:/plugins/tiddlyweb/UserName))

tw5tiddlyweb/tiddlywiki.info

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+{
+	"plugins": [
+		"tiddlywiki/fullscreen",
+		"tiddlywiki/tiddlyweb"
+	]
+}

tw5tiddlyweb/wiki/DefaultTiddlers.tid

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+title: $:/DefaultTiddlers
+
+HelloThere

tw5tiddlyweb/wiki/SiteSubtitle.tid

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+title: SiteSubtitle
+type: application/x-tiddler
+
+for TiddlyWeb

tw5tiddlyweb/wiki/SiteTitle.tid

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+title: SiteTitle
+type: application/x-tiddler
+
+TiddlyWiki5 in the Sky

wbld.sh

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+#!/bin/bash
+
+# build the TiddlyWeb edition of TiddlyWiki5 and upload to TiddlySpace
+
+# usage:
+# ./wbld.sh <tiddlyspace username> <tiddlyspace password>
+
+pushd tw5tiddlyweb > /dev/null
+
+node ../core/boot.js \
+	--verbose \
+	--savetiddler $:/core/templates/tiddlywiki5.template.html ../../jermolene.github.com/tiddlyweb.html text/plain [!is[shadow]]\
+	|| exit 1
+
+popd > /dev/null
+
+mkdir -p tmp
+echo "type: text/html" > tmp/tmp.txt
+echo "" >> tmp/tmp.txt
+cat ../jermolene.github.com/tiddlyweb.html >> tmp/tmp.txt
+
+curl -u $1:$2 -X PUT -H "content-type: text/plain" http://tw5tiddlyweb.tiddlyspace.com/bags/tw5tiddlyweb_public/tiddlers/tw5tiddlyweb --data-binary @tmp/tmp.txt