mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-11-30 13:29:56 +00:00
1992 lines
62 KiB
JavaScript
1992 lines
62 KiB
JavaScript
/*\
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title: $:/boot/boot.js
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type: application/javascript
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The main boot kernel for TiddlyWiki. This single file creates a barebones TW environment that is just sufficient to bootstrap the modules containing the main logic of the application.
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On the server this file is executed directly to boot TiddlyWiki. In the browser, this file is packed into a single HTML file.
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\*/
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var _boot = (function($tw) {
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/*jslint node: true, browser: true */
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/*global modules: false, $tw: false */
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"use strict";
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// Include bootprefix if we're not given module data
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if(!$tw) {
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$tw = require("./bootprefix.js").bootprefix();
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}
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$tw.utils = $tw.utils || Object.create(null);
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/////////////////////////// Standard node.js libraries
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var fs, path, vm;
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if($tw.node) {
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fs = require("fs");
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path = require("path");
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vm = require("vm");
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}
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/////////////////////////// Utility functions
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$tw.boot.log = function(str) {
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$tw.boot.logMessages = $tw.boot.logMessages || [];
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$tw.boot.logMessages.push(str);
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}
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/*
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Check if an object has a property
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*/
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$tw.utils.hop = function(object,property) {
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return object ? Object.prototype.hasOwnProperty.call(object,property) : false;
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};
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/*
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Determine if a value is an array
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*/
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$tw.utils.isArray = function(value) {
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return Object.prototype.toString.call(value) == "[object Array]";
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};
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/*
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Determine if a value is a date
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*/
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$tw.utils.isDate = function(value) {
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return Object.prototype.toString.call(value) === "[object Date]";
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};
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/*
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Iterate through all the own properties of an object or array. Callback is invoked with (element,title,object)
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*/
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$tw.utils.each = function(object,callback) {
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var next,f;
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if(object) {
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if(Object.prototype.toString.call(object) == "[object Array]") {
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for (f=0; f<object.length; f++) {
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next = callback(object[f],f,object);
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if(next === false) {
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break;
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}
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}
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} else {
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for(f in object) {
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if(Object.prototype.hasOwnProperty.call(object,f)) {
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next = callback(object[f],f,object);
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if(next === false) {
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break;
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}
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}
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}
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}
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}
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};
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/*
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Helper for making DOM elements
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tag: tag name
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options: see below
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Options include:
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attributes: hashmap of attribute values
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text: text to add as a child node
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children: array of further child nodes
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innerHTML: optional HTML for element
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class: class name(s)
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document: defaults to current document
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eventListeners: array of event listeners (this option won't work until $tw.utils.addEventListeners() has been loaded)
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*/
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$tw.utils.domMaker = function(tag,options) {
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var doc = options.document || document;
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var element = doc.createElement(tag);
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if(options["class"]) {
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element.className = options["class"];
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}
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if(options.text) {
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element.appendChild(doc.createTextNode(options.text));
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}
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$tw.utils.each(options.children,function(child) {
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element.appendChild(child);
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});
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if(options.innerHTML) {
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element.innerHTML = options.innerHTML;
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}
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$tw.utils.each(options.attributes,function(attribute,name) {
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element.setAttribute(name,attribute);
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});
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if(options.eventListeners) {
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$tw.utils.addEventListeners(element,options.eventListeners);
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}
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return element;
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};
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/*
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Display an error and exit
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*/
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$tw.utils.error = function(err) {
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// Prepare the error message
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var errHeading = "Internal JavaScript Error",
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promptMsg = "Well, this is embarrassing. It is recommended that you restart TiddlyWiki by refreshing your browser";
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// Log the error to the console
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console.error($tw.node ? "\x1b[1;31m" + err + "\x1b[0m" : err);
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if($tw.browser && !$tw.node) {
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// Display an error message to the user
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var dm = $tw.utils.domMaker,
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heading = dm("h1",{text: errHeading}),
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prompt = dm("div",{text: promptMsg, "class": "tc-error-prompt"}),
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message = dm("div",{text: err}),
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button = dm("button",{text: "close"}),
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form = dm("form",{children: [heading,prompt,message,button], "class": "tc-error-form"});
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document.body.insertBefore(form,document.body.firstChild);
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form.addEventListener("submit",function(event) {
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document.body.removeChild(form);
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event.preventDefault();
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return false;
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},true);
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return null;
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} else if(!$tw.browser) {
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// Exit if we're under node.js
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process.exit(1);
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}
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};
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/*
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Use our custom error handler if we're in the browser
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*/
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if($tw.boot.tasks.trapErrors) {
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window.onerror = function(errorMsg,url,lineNumber) {
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$tw.utils.error(errorMsg);
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return false;
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};
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}
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/*
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Extend an object with the properties from a list of source objects
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*/
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$tw.utils.extend = function(object /*, sourceObjectList */) {
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$tw.utils.each(Array.prototype.slice.call(arguments,1),function(source) {
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if(source) {
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for (var p in source) {
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object[p] = source[p];
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}
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}
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});
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return object;
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};
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/*
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Fill in any null or undefined properties of an object with the properties from a list of source objects. Each property that is an object is called recursively
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*/
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$tw.utils.deepDefaults = function(object /*, sourceObjectList */) {
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$tw.utils.each(Array.prototype.slice.call(arguments,1),function(source) {
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if(source) {
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for (var p in source) {
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if(object[p] === null || object[p] === undefined) {
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object[p] = source[p];
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}
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if(typeof object[p] === "object" && typeof source[p] === "object") {
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$tw.utils.deepDefaults(object[p],source[p]);
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}
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}
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}
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});
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return object;
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};
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/*
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Convert "&" to &, " " to nbsp, "<" to <, ">" to > and """ to "
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*/
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$tw.utils.htmlDecode = function(s) {
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return s.toString().replace(/</mg,"<").replace(/ /mg,"\xA0").replace(/>/mg,">").replace(/"/mg,"\"").replace(/&/mg,"&");
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};
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/*
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Get the browser location.hash. We don't use location.hash because of the way that Firefox auto-urldecodes it (see http://stackoverflow.com/questions/1703552/encoding-of-window-location-hash)
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*/
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$tw.utils.getLocationHash = function() {
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var parts = window.location.href.split('#');
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return "#" + (parts.length > 1 ? parts[1] : "");
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};
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/*
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Pad a string to a given length with "0"s. Length defaults to 2
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*/
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$tw.utils.pad = function(value,length) {
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length = length || 2;
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var s = value.toString();
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if(s.length < length) {
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s = "000000000000000000000000000".substr(0,length - s.length) + s;
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}
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return s;
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};
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// Convert a date into UTC YYYYMMDDHHMMSSmmm format
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$tw.utils.stringifyDate = function(value) {
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return value.getUTCFullYear() +
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$tw.utils.pad(value.getUTCMonth() + 1) +
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$tw.utils.pad(value.getUTCDate()) +
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$tw.utils.pad(value.getUTCHours()) +
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$tw.utils.pad(value.getUTCMinutes()) +
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$tw.utils.pad(value.getUTCSeconds()) +
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$tw.utils.pad(value.getUTCMilliseconds(),3);
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};
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// Parse a date from a UTC YYYYMMDDHHMMSSmmm format string
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$tw.utils.parseDate = function(value) {
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if(typeof value === "string") {
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return new Date(Date.UTC(parseInt(value.substr(0,4),10),
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parseInt(value.substr(4,2),10)-1,
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parseInt(value.substr(6,2),10),
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parseInt(value.substr(8,2)||"00",10),
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parseInt(value.substr(10,2)||"00",10),
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parseInt(value.substr(12,2)||"00",10),
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parseInt(value.substr(14,3)||"000",10)));
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} else if($tw.utils.isDate(value)) {
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return value;
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} else {
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return null;
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}
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};
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// Stringify an array of tiddler titles into a list string
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$tw.utils.stringifyList = function(value) {
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var result = [];
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for(var t=0; t<value.length; t++) {
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if(value[t].indexOf(" ") !== -1) {
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result.push("[[" + value[t] + "]]");
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} else {
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result.push(value[t]);
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}
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}
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return result.join(" ");
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};
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// Parse a string array from a bracketted list. For example "OneTiddler [[Another Tiddler]] LastOne"
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$tw.utils.parseStringArray = function(value) {
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if(typeof value === "string") {
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var memberRegExp = /(?:^|[^\S\xA0])(?:\[\[(.*?)\]\])(?=[^\S\xA0]|$)|([\S\xA0]+)/mg,
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results = [],
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match;
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do {
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match = memberRegExp.exec(value);
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if(match) {
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var item = match[1] || match[2];
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if(item !== undefined && results.indexOf(item) === -1) {
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results.push(item);
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}
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}
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} while(match);
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return results;
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} else if($tw.utils.isArray(value)) {
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return value;
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} else {
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return null;
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}
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};
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// Parse a block of name:value fields. The `fields` object is used as the basis for the return value
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$tw.utils.parseFields = function(text,fields) {
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fields = fields || Object.create(null);
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text.split(/\r?\n/mg).forEach(function(line) {
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if(line.charAt(0) !== "#") {
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var p = line.indexOf(":");
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if(p !== -1) {
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var field = line.substr(0, p).trim(),
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value = line.substr(p+1).trim();
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fields[field] = value;
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}
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}
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});
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return fields;
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};
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/*
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Resolves a source filepath delimited with `/` relative to a specified absolute root filepath.
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In relative paths, the special folder name `..` refers to immediate parent directory, and the
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name `.` refers to the current directory
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*/
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$tw.utils.resolvePath = function(sourcepath,rootpath) {
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// If the source path starts with ./ or ../ then it is relative to the root
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if(sourcepath.substr(0,2) === "./" || sourcepath.substr(0,3) === "../" ) {
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var src = sourcepath.split("/"),
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root = rootpath.split("/");
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// Remove the filename part of the root
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root.splice(root.length-1,1);
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// Process the source path bit by bit onto the end of the root path
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while(src.length > 0) {
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var c = src.shift();
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if(c === "..") { // Slice off the last root entry for a double dot
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if(root.length > 0) {
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root.splice(root.length-1,1);
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}
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} else if(c !== ".") { // Ignore dots
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root.push(c); // Copy other elements across
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}
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}
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return root.join("/");
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} else {
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// If it isn't relative, just return the path
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if(rootpath) {
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var root = rootpath.split("/");
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// Remove the filename part of the root
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root.splice(root.length - 1, 1);
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return root.join("/") + "/" + sourcepath;
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} else {
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return sourcepath;
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}
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}
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};
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/*
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Parse a semantic version string into its constituent parts
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*/
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$tw.utils.parseVersion = function(version) {
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var match = /^((\d+)\.(\d+)\.(\d+))(?:-([\dA-Za-z\-]+(?:\.[\dA-Za-z\-]+)*))?(?:\+([\dA-Za-z\-]+(?:\.[\dA-Za-z\-]+)*))?$/.exec(version);
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if(match) {
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return {
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version: match[1],
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major: parseInt(match[2],10),
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minor: parseInt(match[3],10),
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patch: parseInt(match[4],10),
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prerelease: match[5],
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build: match[6]
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};
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} else {
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return null;
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}
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};
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/*
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Returns true if the version string A is greater than the version string B. Returns true if the versions are the same
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*/
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$tw.utils.checkVersions = function(versionStringA,versionStringB) {
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var defaultVersion = {
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major: 0,
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minor: 0,
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patch: 0
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},
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versionA = $tw.utils.parseVersion(versionStringA) || defaultVersion,
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versionB = $tw.utils.parseVersion(versionStringB) || defaultVersion,
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diff = [
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versionA.major - versionB.major,
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versionA.minor - versionB.minor,
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versionA.patch - versionB.patch
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];
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return (diff[0] > 0) ||
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(diff[0] === 0 && diff[1] > 0) ||
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(diff[0] === 0 && diff[1] === 0 && diff[2] >= 0);
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};
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/*
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Register file type information
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options: {flags: flags,deserializerType: deserializerType}
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flags:"image" for image types
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deserializerType: defaults to type if not specified
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*/
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$tw.utils.registerFileType = function(type,encoding,extension,options) {
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options = options || {};
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if($tw.utils.isArray(extension)) {
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$tw.utils.each(extension,function(extension) {
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$tw.config.fileExtensionInfo[extension] = {type: type};
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});
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extension = extension[0];
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} else {
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$tw.config.fileExtensionInfo[extension] = {type: type};
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}
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$tw.config.contentTypeInfo[type] = {encoding: encoding, extension: extension, flags: options.flags || [], deserializerType: options.deserializerType || type};
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};
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/*
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Given an extension, always access the $tw.config.fileExtensionInfo
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using a lowercase extension only.
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*/
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$tw.utils.getFileExtensionInfo = function(ext) {
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return ext ? $tw.config.fileExtensionInfo[ext.toLowerCase()] : null;
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}
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/*
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Given an extension, get the correct encoding for that file.
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defaults to utf8
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*/
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$tw.utils.getTypeEncoding = function(ext) {
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var extensionInfo = $tw.utils.getFileExtensionInfo(ext),
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type = extensionInfo ? extensionInfo.type : null,
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typeInfo = type ? $tw.config.contentTypeInfo[type] : null;
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return typeInfo ? typeInfo.encoding : "utf8";
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};
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/*
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Run code globally with specified context variables in scope
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*/
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$tw.utils.evalGlobal = function(code,context,filename) {
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var contextCopy = $tw.utils.extend(Object.create(null),context);
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// Get the context variables as a pair of arrays of names and values
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var contextNames = [], contextValues = [];
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$tw.utils.each(contextCopy,function(value,name) {
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contextNames.push(name);
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contextValues.push(value);
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});
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// Add the code prologue and epilogue
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code = "(function(" + contextNames.join(",") + ") {(function(){\n" + code + "\n;})();\nreturn exports;\n})\n";
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// Compile the code into a function
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var fn;
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if($tw.browser) {
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fn = window["eval"](code + "\n\n//# sourceURL=" + filename);
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} else {
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fn = vm.runInThisContext(code,filename);
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}
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// Call the function and return the exports
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return fn.apply(null,contextValues);
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};
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/*
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Run code in a sandbox with only the specified context variables in scope
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*/
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$tw.utils.evalSandboxed = $tw.browser ? $tw.utils.evalGlobal : function(code,context,filename) {
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var sandbox = $tw.utils.extend(Object.create(null),context);
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vm.runInNewContext(code,sandbox,filename);
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return sandbox.exports;
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};
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/*
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Creates a PasswordPrompt object
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*/
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$tw.utils.PasswordPrompt = function() {
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// Store of pending password prompts
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this.passwordPrompts = [];
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// Create the wrapper
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this.promptWrapper = $tw.utils.domMaker("div",{"class":"tc-password-wrapper"});
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document.body.appendChild(this.promptWrapper);
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// Hide the empty wrapper
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this.setWrapperDisplay();
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};
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/*
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Hides or shows the wrapper depending on whether there are any outstanding prompts
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*/
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$tw.utils.PasswordPrompt.prototype.setWrapperDisplay = function() {
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if(this.passwordPrompts.length) {
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this.promptWrapper.style.display = "block";
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} else {
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this.promptWrapper.style.display = "none";
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}
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};
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/*
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Adds a new password prompt. Options are:
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submitText: text to use for submit button (defaults to "Login")
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serviceName: text of the human readable service name
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noUserName: set true to disable username prompt
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canCancel: set true to enable a cancel button (callback called with null)
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repeatPassword: set true to prompt for the password twice
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callback: function to be called on submission with parameter of object {username:,password:}. Callback must return `true` to remove the password prompt
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*/
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$tw.utils.PasswordPrompt.prototype.createPrompt = function(options) {
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// Create and add the prompt to the DOM
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var self = this,
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submitText = options.submitText || "Login",
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dm = $tw.utils.domMaker,
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children = [dm("h1",{text: options.serviceName})];
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if(!options.noUserName) {
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children.push(dm("input",{
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attributes: {type: "text", name: "username", placeholder: $tw.language.getString("Encryption/Username")}
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}));
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}
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children.push(dm("input",{
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attributes: {
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type: "password",
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name: "password",
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placeholder: ( $tw.language == undefined ? "Password" : $tw.language.getString("Encryption/Password") )
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}
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}));
|
|
if(options.repeatPassword) {
|
|
children.push(dm("input",{
|
|
attributes: {
|
|
type: "password",
|
|
name: "password2",
|
|
placeholder: $tw.language.getString("Encryption/RepeatPassword")
|
|
}
|
|
}));
|
|
}
|
|
if(options.canCancel) {
|
|
children.push(dm("button",{
|
|
text: $tw.language.getString("Encryption/Cancel"),
|
|
eventListeners: [{
|
|
name: "click",
|
|
handlerFunction: function(event) {
|
|
self.removePrompt(promptInfo);
|
|
options.callback(null);
|
|
}
|
|
}]
|
|
}));
|
|
}
|
|
children.push(dm("button",{
|
|
attributes: {type: "submit"},
|
|
text: submitText
|
|
}));
|
|
var form = dm("form",{
|
|
attributes: {autocomplete: "off"},
|
|
children: children
|
|
});
|
|
this.promptWrapper.appendChild(form);
|
|
window.setTimeout(function() {
|
|
form.elements[0].focus();
|
|
},10);
|
|
// Add a submit event handler
|
|
var self = this;
|
|
form.addEventListener("submit",function(event) {
|
|
// Collect the form data
|
|
var data = {},t;
|
|
$tw.utils.each(form.elements,function(element) {
|
|
if(element.name && element.value) {
|
|
data[element.name] = element.value;
|
|
}
|
|
});
|
|
// Check that the passwords match
|
|
if(options.repeatPassword && data.password !== data.password2) {
|
|
alert($tw.language.getString("Encryption/PasswordNoMatch"));
|
|
} else {
|
|
// Call the callback
|
|
if(options.callback(data)) {
|
|
// Remove the prompt if the callback returned true
|
|
self.removePrompt(promptInfo);
|
|
} else {
|
|
// Clear the password if the callback returned false
|
|
$tw.utils.each(form.elements,function(element) {
|
|
if(element.name === "password" || element.name === "password2") {
|
|
element.value = "";
|
|
}
|
|
});
|
|
}
|
|
}
|
|
event.preventDefault();
|
|
return false;
|
|
},true);
|
|
// Add the prompt to the list
|
|
var promptInfo = {
|
|
serviceName: options.serviceName,
|
|
callback: options.callback,
|
|
form: form
|
|
};
|
|
this.passwordPrompts.push(promptInfo);
|
|
// Make sure the wrapper is displayed
|
|
this.setWrapperDisplay();
|
|
};
|
|
|
|
$tw.utils.PasswordPrompt.prototype.removePrompt = function(promptInfo) {
|
|
var i = this.passwordPrompts.indexOf(promptInfo);
|
|
if(i !== -1) {
|
|
this.passwordPrompts.splice(i,1);
|
|
promptInfo.form.parentNode.removeChild(promptInfo.form);
|
|
this.setWrapperDisplay();
|
|
}
|
|
}
|
|
|
|
/*
|
|
Crypto helper object for encrypted content. It maintains the password text in a closure, and provides methods to change
|
|
the password, and to encrypt/decrypt a block of text
|
|
*/
|
|
$tw.utils.Crypto = function() {
|
|
var sjcl = $tw.node ? require("./sjcl.js") : window.sjcl,
|
|
currentPassword = null,
|
|
callSjcl = function(method,inputText,password) {
|
|
password = password || currentPassword;
|
|
var outputText;
|
|
try {
|
|
if(password) {
|
|
outputText = sjcl[method](password,inputText);
|
|
}
|
|
} catch(ex) {
|
|
console.log("Crypto error:" + ex);
|
|
outputText = null;
|
|
}
|
|
return outputText;
|
|
};
|
|
this.setPassword = function(newPassword) {
|
|
currentPassword = newPassword;
|
|
this.updateCryptoStateTiddler();
|
|
};
|
|
this.updateCryptoStateTiddler = function() {
|
|
if($tw.wiki) {
|
|
var state = currentPassword ? "yes" : "no",
|
|
tiddler = $tw.wiki.getTiddler("$:/isEncrypted");
|
|
if(!tiddler || tiddler.fields.text !== state) {
|
|
$tw.wiki.addTiddler(new $tw.Tiddler({title: "$:/isEncrypted", text: state}));
|
|
}
|
|
}
|
|
};
|
|
this.hasPassword = function() {
|
|
return !!currentPassword;
|
|
}
|
|
this.encrypt = function(text,password) {
|
|
return callSjcl("encrypt",text,password);
|
|
};
|
|
this.decrypt = function(text,password) {
|
|
return callSjcl("decrypt",text,password);
|
|
};
|
|
};
|
|
|
|
/////////////////////////// Module mechanism
|
|
|
|
/*
|
|
Execute the module named 'moduleName'. The name can optionally be relative to the module named 'moduleRoot'
|
|
*/
|
|
$tw.modules.execute = function(moduleName,moduleRoot) {
|
|
var name = moduleName[0] === "." ? $tw.utils.resolvePath(moduleName,moduleRoot) : moduleName,
|
|
moduleInfo = $tw.modules.titles[name] || $tw.modules.titles[name + ".js"] || $tw.modules.titles[moduleName] || $tw.modules.titles[moduleName + ".js"] ,
|
|
tiddler = $tw.wiki.getTiddler(name) || $tw.wiki.getTiddler(name + ".js") || $tw.wiki.getTiddler(moduleName) || $tw.wiki.getTiddler(moduleName + ".js") ,
|
|
_exports = {},
|
|
sandbox = {
|
|
module: {exports: _exports},
|
|
//moduleInfo: moduleInfo,
|
|
exports: _exports,
|
|
console: console,
|
|
setInterval: setInterval,
|
|
clearInterval: clearInterval,
|
|
setTimeout: setTimeout,
|
|
clearTimeout: clearTimeout,
|
|
Buffer: $tw.browser ? {} : Buffer,
|
|
$tw: $tw,
|
|
require: function(title) {
|
|
return $tw.modules.execute(title, name);
|
|
}
|
|
};
|
|
|
|
Object.defineProperty(sandbox.module, "id", {
|
|
value: name,
|
|
writable: false,
|
|
enumerable: true,
|
|
configurable: false
|
|
});
|
|
|
|
if(!$tw.browser) {
|
|
$tw.utils.extend(sandbox,{
|
|
process: process
|
|
});
|
|
} else {
|
|
/*
|
|
CommonJS optional require.main property:
|
|
In a browser we offer a fake main module which points back to the boot function
|
|
(Theoretically, this may allow TW to eventually load itself as a module in the browser)
|
|
*/
|
|
Object.defineProperty(sandbox.require, "main", {
|
|
value: (typeof(require) !== "undefined") ? require.main : {TiddlyWiki: _boot},
|
|
writable: false,
|
|
enumerable: true,
|
|
configurable: false
|
|
});
|
|
}
|
|
if(!moduleInfo) {
|
|
// We could not find the module on this path
|
|
// Try to defer to browserify etc, or node
|
|
var deferredModule;
|
|
if($tw.browser) {
|
|
if(window.require) {
|
|
try {
|
|
return window.require(moduleName);
|
|
} catch(e) {}
|
|
}
|
|
throw "Cannot find module named '" + moduleName + "' required by module '" + moduleRoot + "', resolved to " + name;
|
|
} else {
|
|
// If we don't have a module with that name, let node.js try to find it
|
|
return require(moduleName);
|
|
}
|
|
}
|
|
// Execute the module if we haven't already done so
|
|
if(!moduleInfo.exports) {
|
|
try {
|
|
// Check the type of the definition
|
|
if(typeof moduleInfo.definition === "function") { // Function
|
|
moduleInfo.exports = _exports;
|
|
moduleInfo.definition(moduleInfo,moduleInfo.exports,sandbox.require);
|
|
} else if(typeof moduleInfo.definition === "string") { // String
|
|
moduleInfo.exports = _exports;
|
|
$tw.utils.evalSandboxed(moduleInfo.definition,sandbox,tiddler.fields.title);
|
|
if(sandbox.module.exports) {
|
|
moduleInfo.exports = sandbox.module.exports; //more codemirror workaround
|
|
}
|
|
} else { // Object
|
|
moduleInfo.exports = moduleInfo.definition;
|
|
}
|
|
} catch(e) {
|
|
$tw.utils.error("Error executing boot module " + name + ":\n" + e.stack);
|
|
}
|
|
}
|
|
// Return the exports of the module
|
|
return moduleInfo.exports;
|
|
};
|
|
|
|
/*
|
|
Apply a callback to each module of a particular type
|
|
moduleType: type of modules to enumerate
|
|
callback: function called as callback(title,moduleExports) for each module
|
|
*/
|
|
$tw.modules.forEachModuleOfType = function(moduleType,callback) {
|
|
var modules = $tw.modules.types[moduleType];
|
|
$tw.utils.each(modules,function(element,title) {
|
|
callback(title,$tw.modules.execute(title));
|
|
});
|
|
};
|
|
|
|
/*
|
|
Get all the modules of a particular type in a hashmap by their `name` field
|
|
*/
|
|
$tw.modules.getModulesByTypeAsHashmap = function(moduleType,nameField) {
|
|
nameField = nameField || "name";
|
|
var results = Object.create(null);
|
|
$tw.modules.forEachModuleOfType(moduleType,function(title,module) {
|
|
results[module[nameField]] = module;
|
|
});
|
|
return results;
|
|
};
|
|
|
|
/*
|
|
Apply the exports of the modules of a particular type to a target object
|
|
*/
|
|
$tw.modules.applyMethods = function(moduleType,targetObject) {
|
|
if(!targetObject) {
|
|
targetObject = Object.create(null);
|
|
}
|
|
$tw.modules.forEachModuleOfType(moduleType,function(title,module) {
|
|
$tw.utils.each(module,function(element,title,object) {
|
|
targetObject[title] = module[title];
|
|
});
|
|
});
|
|
return targetObject;
|
|
};
|
|
|
|
/*
|
|
Return an array of classes created from the modules of a specified type. Each module should export the properties to be added to those of the optional base class
|
|
*/
|
|
$tw.modules.createClassesFromModules = function(moduleType,subType,baseClass) {
|
|
var classes = Object.create(null);
|
|
$tw.modules.forEachModuleOfType(moduleType,function(title,moduleExports) {
|
|
if(!subType || moduleExports.types[subType]) {
|
|
var newClass = function() {};
|
|
if(baseClass) {
|
|
newClass.prototype = new baseClass();
|
|
newClass.prototype.constructor = baseClass;
|
|
}
|
|
$tw.utils.extend(newClass.prototype,moduleExports);
|
|
classes[moduleExports.name] = newClass;
|
|
}
|
|
});
|
|
return classes;
|
|
};
|
|
|
|
/////////////////////////// Barebones tiddler object
|
|
|
|
/*
|
|
Construct a tiddler object from a hashmap of tiddler fields. If multiple hasmaps are provided they are merged,
|
|
taking precedence to the right
|
|
*/
|
|
$tw.Tiddler = function(/* [fields,] fields */) {
|
|
this.fields = Object.create(null);
|
|
for(var c=0; c<arguments.length; c++) {
|
|
var arg = arguments[c],
|
|
src = (arg instanceof $tw.Tiddler) ? arg.fields : arg;
|
|
for(var t in src) {
|
|
if(src[t] === undefined || src[t] === null) {
|
|
if(t in this.fields) {
|
|
delete this.fields[t]; // If we get a field that's undefined, delete any previous field value
|
|
}
|
|
} else {
|
|
// Parse the field with the associated field module (if any)
|
|
var fieldModule = $tw.Tiddler.fieldModules[t],
|
|
value;
|
|
if(fieldModule && fieldModule.parse) {
|
|
value = fieldModule.parse.call(this,src[t]);
|
|
} else {
|
|
value = src[t];
|
|
}
|
|
// Freeze the field to keep it immutable
|
|
if(value != null && typeof value === "object") {
|
|
Object.freeze(value);
|
|
}
|
|
this.fields[t] = value;
|
|
}
|
|
}
|
|
}
|
|
// Freeze the tiddler against modification
|
|
Object.freeze(this.fields);
|
|
};
|
|
|
|
$tw.Tiddler.prototype.hasField = function(field) {
|
|
return $tw.utils.hop(this.fields,field);
|
|
};
|
|
|
|
/*
|
|
Register and install the built in tiddler field modules
|
|
*/
|
|
$tw.modules.define("$:/boot/tiddlerfields/modified","tiddlerfield",{
|
|
name: "modified",
|
|
parse: $tw.utils.parseDate,
|
|
stringify: $tw.utils.stringifyDate
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerfields/created","tiddlerfield",{
|
|
name: "created",
|
|
parse: $tw.utils.parseDate,
|
|
stringify: $tw.utils.stringifyDate
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerfields/color","tiddlerfield",{
|
|
name: "color",
|
|
editTag: "input",
|
|
editType: "color"
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerfields/tags","tiddlerfield",{
|
|
name: "tags",
|
|
parse: $tw.utils.parseStringArray,
|
|
stringify: $tw.utils.stringifyList
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerfields/list","tiddlerfield",{
|
|
name: "list",
|
|
parse: $tw.utils.parseStringArray,
|
|
stringify: $tw.utils.stringifyList
|
|
});
|
|
|
|
/////////////////////////// Barebones wiki store
|
|
|
|
/*
|
|
Wiki constructor. State is stored in private members that only a small number of privileged accessor methods have direct access. Methods added via the prototype have to use these accessors and cannot access the state data directly.
|
|
options include:
|
|
shadowTiddlers: Array of shadow tiddlers to be added
|
|
*/
|
|
$tw.Wiki = function(options) {
|
|
options = options || {};
|
|
var self = this,
|
|
tiddlers = Object.create(null), // Hashmap of tiddlers
|
|
pluginTiddlers = [], // Array of tiddlers containing registered plugins, ordered by priority
|
|
pluginInfo = Object.create(null), // Hashmap of parsed plugin content
|
|
shadowTiddlers = options.shadowTiddlers || Object.create(null); // Hashmap by title of {source:, tiddler:}
|
|
|
|
// Add a tiddler to the store
|
|
this.addTiddler = function(tiddler) {
|
|
if(!(tiddler instanceof $tw.Tiddler)) {
|
|
tiddler = new $tw.Tiddler(tiddler);
|
|
}
|
|
// Save the tiddler
|
|
if(tiddler) {
|
|
var title = tiddler.fields.title;
|
|
if(title) {
|
|
// Uncomment the following line for detailed logs of all tiddler writes
|
|
// console.log("Adding",title,tiddler)
|
|
tiddlers[title] = tiddler;
|
|
this.clearCache(title);
|
|
this.clearGlobalCache();
|
|
this.enqueueTiddlerEvent(title);
|
|
}
|
|
}
|
|
};
|
|
|
|
// Delete a tiddler
|
|
this.deleteTiddler = function(title) {
|
|
delete tiddlers[title];
|
|
this.clearCache(title);
|
|
this.clearGlobalCache();
|
|
this.enqueueTiddlerEvent(title,true);
|
|
};
|
|
|
|
// Get a tiddler from the store
|
|
this.getTiddler = function(title) {
|
|
var t = tiddlers[title];
|
|
if(t instanceof $tw.Tiddler) {
|
|
return t;
|
|
} else if(title !== undefined && Object.prototype.hasOwnProperty.call(shadowTiddlers,title)) {
|
|
return shadowTiddlers[title].tiddler;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
};
|
|
|
|
// Get an array of all tiddler titles
|
|
this.allTitles = function() {
|
|
return Object.keys(tiddlers);
|
|
};
|
|
|
|
// Iterate through all tiddler titles
|
|
this.each = function(callback) {
|
|
for(var title in tiddlers) {
|
|
callback(tiddlers[title],title);
|
|
}
|
|
};
|
|
|
|
// Get an array of all shadow tiddler titles
|
|
this.allShadowTitles = function() {
|
|
return Object.keys(shadowTiddlers);
|
|
};
|
|
|
|
// Iterate through all shadow tiddler titles
|
|
this.eachShadow = function(callback) {
|
|
for(var title in shadowTiddlers) {
|
|
var shadowInfo = shadowTiddlers[title];
|
|
callback(shadowInfo.tiddler,title);
|
|
}
|
|
};
|
|
|
|
// Iterate through all tiddlers and then the shadows
|
|
this.eachTiddlerPlusShadows = function(callback) {
|
|
for(var title in tiddlers) {
|
|
callback(tiddlers[title],title);
|
|
}
|
|
for(var title in shadowTiddlers) {
|
|
if(!Object.prototype.hasOwnProperty.call(tiddlers,title)) {
|
|
var shadowInfo = shadowTiddlers[title];
|
|
callback(shadowInfo.tiddler,title);
|
|
}
|
|
}
|
|
};
|
|
|
|
// Iterate through all the shadows and then the tiddlers
|
|
this.eachShadowPlusTiddlers = function(callback) {
|
|
for(var title in shadowTiddlers) {
|
|
if(Object.prototype.hasOwnProperty.call(tiddlers,title)) {
|
|
callback(tiddlers[title],title);
|
|
} else {
|
|
var shadowInfo = shadowTiddlers[title];
|
|
callback(shadowInfo.tiddler,title);
|
|
}
|
|
}
|
|
for(var title in tiddlers) {
|
|
if(!Object.prototype.hasOwnProperty.call(shadowTiddlers,title)) {
|
|
callback(tiddlers[title],title);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
// Test for the existence of a tiddler (excludes shadow tiddlers)
|
|
this.tiddlerExists = function(title) {
|
|
return !!$tw.utils.hop(tiddlers,title);
|
|
};
|
|
|
|
// Determines if a tiddler is a shadow tiddler, regardless of whether it has been overridden by a real tiddler
|
|
this.isShadowTiddler = function(title) {
|
|
return $tw.utils.hop(shadowTiddlers,title);
|
|
};
|
|
|
|
this.getShadowSource = function(title) {
|
|
if($tw.utils.hop(shadowTiddlers,title)) {
|
|
return shadowTiddlers[title].source;
|
|
}
|
|
return null;
|
|
};
|
|
|
|
// Read plugin info for all plugins
|
|
this.readPluginInfo = function() {
|
|
for(var title in tiddlers) {
|
|
var tiddler = tiddlers[title];
|
|
if(tiddler.fields.type === "application/json" && tiddler.hasField("plugin-type")) {
|
|
pluginInfo[tiddler.fields.title] = JSON.parse(tiddler.fields.text);
|
|
}
|
|
|
|
}
|
|
};
|
|
|
|
// Get plugin info for a plugin
|
|
this.getPluginInfo = function(title) {
|
|
return pluginInfo[title];
|
|
};
|
|
|
|
// Register the plugin tiddlers of a particular type, optionally restricting registration to an array of tiddler titles. Return the array of titles affected
|
|
this.registerPluginTiddlers = function(pluginType,titles) {
|
|
var self = this,
|
|
registeredTitles = [],
|
|
checkTiddler = function(tiddler,title) {
|
|
if(tiddler && tiddler.fields.type === "application/json" && tiddler.fields["plugin-type"] === pluginType) {
|
|
var disablingTiddler = self.getTiddler("$:/config/Plugins/Disabled/" + title);
|
|
if(title === "$:/core" || !disablingTiddler || (disablingTiddler.fields.text || "").trim() !== "yes") {
|
|
pluginTiddlers.push(tiddler);
|
|
registeredTitles.push(tiddler.fields.title);
|
|
}
|
|
}
|
|
};
|
|
if(titles) {
|
|
$tw.utils.each(titles,function(title) {
|
|
checkTiddler(self.getTiddler(title),title);
|
|
});
|
|
} else {
|
|
this.each(function(tiddler,title) {
|
|
checkTiddler(tiddler,title);
|
|
});
|
|
}
|
|
return registeredTitles;
|
|
};
|
|
|
|
// Unregister the plugin tiddlers of a particular type, returning an array of the titles affected
|
|
this.unregisterPluginTiddlers = function(pluginType) {
|
|
var self = this,
|
|
titles = [];
|
|
// Remove any previous registered plugins of this type
|
|
for(var t=pluginTiddlers.length-1; t>=0; t--) {
|
|
var tiddler = pluginTiddlers[t];
|
|
if(tiddler.fields["plugin-type"] === pluginType) {
|
|
titles.push(tiddler.fields.title);
|
|
pluginTiddlers.splice(t,1);
|
|
}
|
|
}
|
|
return titles;
|
|
};
|
|
|
|
// Unpack the currently registered plugins, creating shadow tiddlers for their constituent tiddlers
|
|
this.unpackPluginTiddlers = function() {
|
|
var self = this;
|
|
// Sort the plugin titles by the `plugin-priority` field
|
|
pluginTiddlers.sort(function(a,b) {
|
|
if("plugin-priority" in a.fields && "plugin-priority" in b.fields) {
|
|
return a.fields["plugin-priority"] - b.fields["plugin-priority"];
|
|
} else if("plugin-priority" in a.fields) {
|
|
return -1;
|
|
} else if("plugin-priority" in b.fields) {
|
|
return +1;
|
|
} else if(a.fields.title < b.fields.title) {
|
|
return -1;
|
|
} else if(a.fields.title === b.fields.title) {
|
|
return 0;
|
|
} else {
|
|
return +1;
|
|
}
|
|
});
|
|
// Now go through the plugins in ascending order and assign the shadows
|
|
shadowTiddlers = Object.create(null);
|
|
$tw.utils.each(pluginTiddlers,function(tiddler) {
|
|
// Extract the constituent tiddlers
|
|
if($tw.utils.hop(pluginInfo,tiddler.fields.title)) {
|
|
$tw.utils.each(pluginInfo[tiddler.fields.title].tiddlers,function(constituentTiddler,constituentTitle) {
|
|
// Save the tiddler object
|
|
if(constituentTitle) {
|
|
shadowTiddlers[constituentTitle] = {
|
|
source: tiddler.fields.title,
|
|
tiddler: new $tw.Tiddler(constituentTiddler,{title: constituentTitle})
|
|
};
|
|
}
|
|
});
|
|
}
|
|
});
|
|
};
|
|
|
|
};
|
|
|
|
// Dummy methods that will be filled in after boot
|
|
$tw.Wiki.prototype.clearCache =
|
|
$tw.Wiki.prototype.clearGlobalCache =
|
|
$tw.Wiki.prototype.enqueueTiddlerEvent = function() {};
|
|
|
|
// Add an array of tiddlers
|
|
$tw.Wiki.prototype.addTiddlers = function(tiddlers) {
|
|
for(var t=0; t<tiddlers.length; t++) {
|
|
this.addTiddler(tiddlers[t]);
|
|
}
|
|
};
|
|
|
|
/*
|
|
Define all modules stored in ordinary tiddlers
|
|
*/
|
|
$tw.Wiki.prototype.defineTiddlerModules = function() {
|
|
this.each(function(tiddler,title) {
|
|
if(tiddler.hasField("module-type")) {
|
|
switch (tiddler.fields.type) {
|
|
case "application/javascript":
|
|
// We only define modules that haven't already been defined, because in the browser modules in system tiddlers are defined in inline script
|
|
if(!$tw.utils.hop($tw.modules.titles,tiddler.fields.title)) {
|
|
$tw.modules.define(tiddler.fields.title,tiddler.fields["module-type"],tiddler.fields.text);
|
|
}
|
|
break;
|
|
case "application/json":
|
|
$tw.modules.define(tiddler.fields.title,tiddler.fields["module-type"],JSON.parse(tiddler.fields.text));
|
|
break;
|
|
case "application/x-tiddler-dictionary":
|
|
$tw.modules.define(tiddler.fields.title,tiddler.fields["module-type"],$tw.utils.parseFields(tiddler.fields.text));
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
/*
|
|
Register all the module tiddlers that have a module type
|
|
*/
|
|
$tw.Wiki.prototype.defineShadowModules = function() {
|
|
var self = this;
|
|
this.eachShadow(function(tiddler,title) {
|
|
// Don't define the module if it is overidden by an ordinary tiddler
|
|
if(!self.tiddlerExists(title) && tiddler.hasField("module-type")) {
|
|
// Define the module
|
|
$tw.modules.define(tiddler.fields.title,tiddler.fields["module-type"],tiddler.fields.text);
|
|
}
|
|
});
|
|
};
|
|
|
|
/*
|
|
Enable safe mode by deleting any tiddlers that override a shadow tiddler
|
|
*/
|
|
$tw.Wiki.prototype.processSafeMode = function() {
|
|
var self = this,
|
|
overrides = [];
|
|
// Find the overriding tiddlers
|
|
this.each(function(tiddler,title) {
|
|
if(self.isShadowTiddler(title)) {
|
|
console.log(title);
|
|
overrides.push(title);
|
|
}
|
|
});
|
|
// Assemble a report tiddler
|
|
var titleReportTiddler = "TiddlyWiki Safe Mode",
|
|
report = [];
|
|
report.push("TiddlyWiki has been started in [[safe mode|http://tiddlywiki.com/static/SafeMode.html]]. All plugins are temporarily disabled. Most customisations have been disabled by renaming the following tiddlers:")
|
|
// Delete the overrides
|
|
overrides.forEach(function(title) {
|
|
var tiddler = self.getTiddler(title),
|
|
newTitle = "SAFE: " + title;
|
|
self.deleteTiddler(title);
|
|
self.addTiddler(new $tw.Tiddler(tiddler, {title: newTitle}));
|
|
report.push("* [[" + title + "|" + newTitle + "]]");
|
|
});
|
|
report.push()
|
|
this.addTiddler(new $tw.Tiddler({title: titleReportTiddler, text: report.join("\n\n")}));
|
|
// Set $:/DefaultTiddlers to point to our report
|
|
this.addTiddler(new $tw.Tiddler({title: "$:/DefaultTiddlers", text: "[[" + titleReportTiddler + "]]"}));
|
|
};
|
|
|
|
/*
|
|
Extracts tiddlers from a typed block of text, specifying default field values
|
|
*/
|
|
$tw.Wiki.prototype.deserializeTiddlers = function(type,text,srcFields) {
|
|
srcFields = srcFields || Object.create(null);
|
|
var deserializer = $tw.Wiki.tiddlerDeserializerModules[type],
|
|
fields = Object.create(null);
|
|
if(!deserializer && $tw.utils.getFileExtensionInfo(type)) {
|
|
// If we didn't find the serializer, try converting it from an extension to a content type
|
|
type = $tw.utils.getFileExtensionInfo(type).type;
|
|
deserializer = $tw.Wiki.tiddlerDeserializerModules[type];
|
|
}
|
|
if(!deserializer && $tw.config.contentTypeInfo[type]) {
|
|
// see if this type has a different deserializer registered with it
|
|
type = $tw.config.contentTypeInfo[type].deserializerType;
|
|
deserializer = $tw.Wiki.tiddlerDeserializerModules[type];
|
|
}
|
|
if(!deserializer) {
|
|
// If we still don't have a deserializer, treat it as plain text
|
|
deserializer = $tw.Wiki.tiddlerDeserializerModules["text/plain"];
|
|
}
|
|
for(var f in srcFields) {
|
|
fields[f] = srcFields[f];
|
|
}
|
|
if(deserializer) {
|
|
return deserializer.call(this,text,fields,type);
|
|
} else {
|
|
// Return a raw tiddler for unknown types
|
|
fields.text = text;
|
|
return [fields];
|
|
}
|
|
};
|
|
|
|
/*
|
|
Register the built in tiddler deserializer modules
|
|
*/
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/js","tiddlerdeserializer",{
|
|
"application/javascript": function(text,fields) {
|
|
var headerCommentRegExp = new RegExp($tw.config.jsModuleHeaderRegExpString,"mg"),
|
|
match = headerCommentRegExp.exec(text);
|
|
fields.text = text;
|
|
if(match) {
|
|
fields = $tw.utils.parseFields(match[1].split(/\r?\n\r?\n/mg)[0],fields);
|
|
}
|
|
return [fields];
|
|
}
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/tid","tiddlerdeserializer",{
|
|
"application/x-tiddler": function(text,fields) {
|
|
var split = text.split(/\r?\n\r?\n/mg);
|
|
if(split.length >= 1) {
|
|
fields = $tw.utils.parseFields(split[0],fields);
|
|
}
|
|
if(split.length >= 2) {
|
|
fields.text = split.slice(1).join("\n\n");
|
|
}
|
|
return [fields];
|
|
}
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/tids","tiddlerdeserializer",{
|
|
"application/x-tiddlers": function(text,fields) {
|
|
var titles = [],
|
|
tiddlers = [],
|
|
match = /\r?\n\r?\n/mg.exec(text);
|
|
if(match) {
|
|
fields = $tw.utils.parseFields(text.substr(0,match.index),fields);
|
|
var lines = text.substr(match.index + match[0].length).split(/\r?\n/mg);
|
|
for(var t=0; t<lines.length; t++) {
|
|
var line = lines[t];
|
|
if(line.charAt(0) !== "#") {
|
|
var colonPos= line.indexOf(": ");
|
|
if(colonPos !== -1) {
|
|
var tiddler = $tw.utils.extend(Object.create(null),fields);
|
|
tiddler.title = (tiddler.title || "") + line.substr(0,colonPos);
|
|
if(titles.indexOf(tiddler.title) !== -1) {
|
|
console.log("Warning: .multids file contains multiple definitions for " + tiddler.title);
|
|
}
|
|
titles.push(tiddler.title);
|
|
tiddler.text = line.substr(colonPos + 2);
|
|
tiddlers.push(tiddler);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return tiddlers;
|
|
}
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/txt","tiddlerdeserializer",{
|
|
"text/plain": function(text,fields,type) {
|
|
fields.text = text;
|
|
fields.type = type || "text/plain";
|
|
return [fields];
|
|
}
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/html","tiddlerdeserializer",{
|
|
"text/html": function(text,fields) {
|
|
fields.text = text;
|
|
fields.type = "text/html";
|
|
return [fields];
|
|
}
|
|
});
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/json","tiddlerdeserializer",{
|
|
"application/json": function(text,fields) {
|
|
var tiddlers = JSON.parse(text);
|
|
return tiddlers;
|
|
}
|
|
});
|
|
|
|
/////////////////////////// Browser definitions
|
|
|
|
if($tw.browser && !$tw.node) {
|
|
|
|
/*
|
|
Decrypt any tiddlers stored within the element with the ID "encryptedArea". The function is asynchronous to allow the user to be prompted for a password
|
|
callback: function to be called the decryption is complete
|
|
*/
|
|
$tw.boot.decryptEncryptedTiddlers = function(callback) {
|
|
var encryptedArea = document.getElementById("encryptedStoreArea");
|
|
if(encryptedArea) {
|
|
var encryptedText = encryptedArea.innerHTML,
|
|
prompt = "Enter a password to decrypt this TiddlyWiki";
|
|
// Prompt for the password
|
|
if($tw.utils.hop($tw.boot,"encryptionPrompts")) {
|
|
prompt = $tw.boot.encryptionPrompts.decrypt;
|
|
}
|
|
$tw.passwordPrompt.createPrompt({
|
|
serviceName: prompt,
|
|
noUserName: true,
|
|
submitText: "Decrypt",
|
|
callback: function(data) {
|
|
// Attempt to decrypt the tiddlers
|
|
$tw.crypto.setPassword(data.password);
|
|
var decryptedText = $tw.crypto.decrypt(encryptedText);
|
|
if(decryptedText) {
|
|
var json = JSON.parse(decryptedText);
|
|
for(var title in json) {
|
|
$tw.preloadTiddler(json[title]);
|
|
}
|
|
// Call the callback
|
|
callback();
|
|
// Exit and remove the password prompt
|
|
return true;
|
|
} else {
|
|
// We didn't decrypt everything, so continue to prompt for password
|
|
return false;
|
|
}
|
|
}
|
|
});
|
|
} else {
|
|
// Just invoke the callback straight away if there weren't any encrypted tiddlers
|
|
callback();
|
|
}
|
|
};
|
|
|
|
/*
|
|
Register a deserializer that can extract tiddlers from the DOM
|
|
*/
|
|
$tw.modules.define("$:/boot/tiddlerdeserializer/dom","tiddlerdeserializer",{
|
|
"(DOM)": function(node) {
|
|
var extractTextTiddlers = function(node) {
|
|
var e = node.firstChild;
|
|
while(e && e.nodeName.toLowerCase() !== "pre") {
|
|
e = e.nextSibling;
|
|
}
|
|
var title = node.getAttribute ? node.getAttribute("title") : null;
|
|
if(e && title) {
|
|
var attrs = node.attributes,
|
|
tiddler = {
|
|
text: $tw.utils.htmlDecode(e.innerHTML)
|
|
};
|
|
for(var i=attrs.length-1; i >= 0; i--) {
|
|
tiddler[attrs[i].name] = attrs[i].value;
|
|
}
|
|
return [tiddler];
|
|
} else {
|
|
return null;
|
|
}
|
|
},
|
|
extractModuleTiddlers = function(node) {
|
|
if(node.hasAttribute && node.hasAttribute("data-tiddler-title")) {
|
|
var text = node.innerHTML,
|
|
s = text.indexOf("{"),
|
|
e = text.lastIndexOf("}");
|
|
if(node.hasAttribute("data-module") && s !== -1 && e !== -1) {
|
|
text = text.substring(s+1,e);
|
|
}
|
|
var fields = {text: text},
|
|
attributes = node.attributes;
|
|
for(var a=0; a<attributes.length; a++) {
|
|
if(attributes[a].nodeName.substr(0,13) === "data-tiddler-") {
|
|
fields[attributes[a].nodeName.substr(13)] = attributes[a].value;
|
|
}
|
|
}
|
|
return [fields];
|
|
} else {
|
|
return null;
|
|
}
|
|
},
|
|
t,result = [];
|
|
if(node) {
|
|
for(t = 0; t < node.childNodes.length; t++) {
|
|
var childNode = node.childNodes[t],
|
|
tiddlers = extractTextTiddlers(childNode);
|
|
tiddlers = tiddlers || extractModuleTiddlers(childNode);
|
|
if(tiddlers) {
|
|
result.push.apply(result,tiddlers);
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
});
|
|
|
|
$tw.loadTiddlersBrowser = function() {
|
|
// In the browser, we load tiddlers from certain elements
|
|
var containerIds = [
|
|
"libraryModules",
|
|
"modules",
|
|
"bootKernelPrefix",
|
|
"bootKernel",
|
|
"styleArea",
|
|
"storeArea",
|
|
"systemArea"
|
|
];
|
|
for(var t=0; t<containerIds.length; t++) {
|
|
$tw.wiki.addTiddlers($tw.wiki.deserializeTiddlers("(DOM)",document.getElementById(containerIds[t])));
|
|
}
|
|
// Load any preloaded tiddlers
|
|
if($tw.preloadTiddlers) {
|
|
$tw.wiki.addTiddlers($tw.preloadTiddlers);
|
|
}
|
|
};
|
|
|
|
} else {
|
|
|
|
/////////////////////////// Server definitions
|
|
|
|
/*
|
|
Get any encrypted tiddlers
|
|
*/
|
|
$tw.boot.decryptEncryptedTiddlers = function(callback) {
|
|
// Storing encrypted tiddlers on the server isn't supported yet
|
|
callback();
|
|
};
|
|
|
|
} // End of if($tw.browser && !$tw.node)
|
|
|
|
/////////////////////////// Node definitions
|
|
|
|
if($tw.node) {
|
|
|
|
/*
|
|
Load the tiddlers contained in a particular file (and optionally extract fields from the accompanying .meta file) returned as {filepath:,type:,tiddlers:[],hasMetaFile:}
|
|
*/
|
|
$tw.loadTiddlersFromFile = function(filepath,fields) {
|
|
var ext = path.extname(filepath),
|
|
extensionInfo = $tw.utils.getFileExtensionInfo(ext),
|
|
type = extensionInfo ? extensionInfo.type : null,
|
|
typeInfo = type ? $tw.config.contentTypeInfo[type] : null,
|
|
data = fs.readFileSync(filepath,typeInfo ? typeInfo.encoding : "utf8"),
|
|
tiddlers = $tw.wiki.deserializeTiddlers(ext,data,fields),
|
|
metafile = filepath + ".meta",
|
|
metadata;
|
|
if(ext !== ".json" && tiddlers.length === 1 && fs.existsSync(metafile)) {
|
|
metadata = fs.readFileSync(metafile,"utf8");
|
|
if(metadata) {
|
|
tiddlers = [$tw.utils.parseFields(metadata,tiddlers[0])];
|
|
}
|
|
}
|
|
return {filepath: filepath, type: type, tiddlers: tiddlers, hasMetaFile: !!metadata};
|
|
};
|
|
|
|
/*
|
|
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$|^npm-debug\.log$/;
|
|
|
|
/*
|
|
Load all the tiddlers recursively from a directory, including honouring `tiddlywiki.files` files for drawing in external files. Returns an array of {filepath:,type:,tiddlers: [{..fields...}],hasMetaFile:}. Note that no file information is returned for externally loaded tiddlers, just the `tiddlers` property.
|
|
*/
|
|
$tw.loadTiddlersFromPath = function(filepath,excludeRegExp) {
|
|
excludeRegExp = excludeRegExp || $tw.boot.excludeRegExp;
|
|
var tiddlers = [];
|
|
if(fs.existsSync(filepath)) {
|
|
var stat = fs.statSync(filepath);
|
|
if(stat.isDirectory()) {
|
|
var files = fs.readdirSync(filepath);
|
|
// Look for a tiddlywiki.files file
|
|
if(files.indexOf("tiddlywiki.files") !== -1) {
|
|
// If so, process the files it describes
|
|
var filesInfo = JSON.parse(fs.readFileSync(filepath + path.sep + "tiddlywiki.files","utf8"));
|
|
$tw.utils.each(filesInfo.tiddlers,function(tidInfo) {
|
|
var typeInfo = $tw.config.contentTypeInfo[tidInfo.fields.type || "text/plain"],
|
|
pathname = path.resolve(filepath,tidInfo.file),
|
|
text = fs.readFileSync(pathname,typeInfo ? typeInfo.encoding : "utf8");
|
|
if(tidInfo.prefix) {
|
|
text = tidInfo.prefix + text;
|
|
}
|
|
if(tidInfo.suffix) {
|
|
text = text + tidInfo.suffix;
|
|
}
|
|
tidInfo.fields.text = text;
|
|
tiddlers.push({tiddlers: [tidInfo.fields]});
|
|
});
|
|
} else {
|
|
// If not, read all the files in the directory
|
|
$tw.utils.each(files,function(file) {
|
|
if(!excludeRegExp.test(file) && file !== "plugin.info") {
|
|
tiddlers.push.apply(tiddlers,$tw.loadTiddlersFromPath(filepath + path.sep + file,excludeRegExp));
|
|
}
|
|
});
|
|
}
|
|
} else if(stat.isFile()) {
|
|
tiddlers.push($tw.loadTiddlersFromFile(filepath));
|
|
}
|
|
}
|
|
return tiddlers;
|
|
};
|
|
|
|
/*
|
|
Load the tiddlers from a plugin folder, and package them up into a proper JSON plugin tiddler
|
|
*/
|
|
$tw.loadPluginFolder = function(filepath,excludeRegExp) {
|
|
excludeRegExp = excludeRegExp || $tw.boot.excludeRegExp;
|
|
if(fs.existsSync(filepath) && fs.statSync(filepath).isDirectory()) {
|
|
// Read the plugin information
|
|
var pluginInfo = JSON.parse(fs.readFileSync(filepath + path.sep + "plugin.info","utf8"));
|
|
// Read the plugin files
|
|
var pluginFiles = $tw.loadTiddlersFromPath(filepath,excludeRegExp);
|
|
// Save the plugin tiddlers into the plugin info
|
|
pluginInfo.tiddlers = pluginInfo.tiddlers || Object.create(null);
|
|
for(var f=0; f<pluginFiles.length; f++) {
|
|
var tiddlers = pluginFiles[f].tiddlers;
|
|
for(var t=0; t<tiddlers.length; t++) {
|
|
var tiddler= tiddlers[t];
|
|
if(tiddler.title) {
|
|
pluginInfo.tiddlers[tiddler.title] = tiddler;
|
|
}
|
|
}
|
|
}
|
|
// Give the plugin the same version number as the core if it doesn't have one
|
|
if(!("version" in pluginInfo)) {
|
|
pluginInfo.version = $tw.packageInfo.version;
|
|
}
|
|
// Use "plugin" as the plugin-type if we don't have one
|
|
if(!("plugin-type" in pluginInfo)) {
|
|
pluginInfo["plugin-type"] = "plugin";
|
|
}
|
|
pluginInfo.dependents = pluginInfo.dependents || [];
|
|
pluginInfo.type = "application/json";
|
|
// Set plugin text
|
|
pluginInfo.text = JSON.stringify({tiddlers: pluginInfo.tiddlers},null,4);
|
|
delete pluginInfo.tiddlers;
|
|
// Deserialise array fields (currently required for the dependents field)
|
|
for(var field in pluginInfo) {
|
|
if($tw.utils.isArray(pluginInfo[field])) {
|
|
pluginInfo[field] = $tw.utils.stringifyList(pluginInfo[field]);
|
|
}
|
|
}
|
|
return pluginInfo;
|
|
} else {
|
|
return null;
|
|
}
|
|
};
|
|
|
|
/*
|
|
name: Name of the plugin to find
|
|
paths: array of file paths to search for it
|
|
Returns the path of the plugin folder
|
|
*/
|
|
$tw.findLibraryItem = function(name,paths) {
|
|
var pathIndex = 0;
|
|
do {
|
|
var pluginPath = path.resolve(paths[pathIndex],"./" + name)
|
|
if(fs.existsSync(pluginPath) && fs.statSync(pluginPath).isDirectory()) {
|
|
return pluginPath;
|
|
}
|
|
} while(++pathIndex < paths.length);
|
|
return null;
|
|
};
|
|
|
|
/*
|
|
name: Name of the plugin to load
|
|
paths: array of file paths to search for it
|
|
*/
|
|
$tw.loadPlugin = function(name,paths) {
|
|
var pluginPath = $tw.findLibraryItem(name,paths);
|
|
if(pluginPath) {
|
|
var pluginFields = $tw.loadPluginFolder(pluginPath);
|
|
if(pluginFields) {
|
|
$tw.wiki.addTiddler(pluginFields);
|
|
}
|
|
}
|
|
};
|
|
|
|
/*
|
|
libraryPath: Path of library folder for these plugins (relative to core path)
|
|
envVar: Environment variable name for these plugins
|
|
Returns an array of search paths
|
|
*/
|
|
$tw.getLibraryItemSearchPaths = function(libraryPath,envVar) {
|
|
var pluginPaths = [path.resolve($tw.boot.corePath,libraryPath)],
|
|
env = process.env[envVar];
|
|
if(env) {
|
|
env.split(path.delimiter).map(function(item) {
|
|
if(item) {
|
|
pluginPaths.push(item)
|
|
}
|
|
});
|
|
}
|
|
return pluginPaths;
|
|
};
|
|
|
|
/*
|
|
plugins: Array of names of plugins (eg, "tiddlywiki/filesystemadaptor")
|
|
libraryPath: Path of library folder for these plugins (relative to core path)
|
|
envVar: Environment variable name for these plugins
|
|
*/
|
|
$tw.loadPlugins = function(plugins,libraryPath,envVar) {
|
|
if(plugins) {
|
|
var pluginPaths = $tw.getLibraryItemSearchPaths(libraryPath,envVar);
|
|
for(var t=0; t<plugins.length; t++) {
|
|
$tw.loadPlugin(plugins[t],pluginPaths);
|
|
}
|
|
}
|
|
};
|
|
|
|
/*
|
|
path: path of wiki directory
|
|
options:
|
|
parentPaths: array of parent paths that we mustn't recurse into
|
|
readOnly: true if the tiddler file paths should not be retained
|
|
*/
|
|
$tw.loadWikiTiddlers = function(wikiPath,options) {
|
|
options = options || {};
|
|
var parentPaths = options.parentPaths || [],
|
|
wikiInfoPath = path.resolve(wikiPath,$tw.config.wikiInfo),
|
|
wikiInfo,
|
|
pluginFields;
|
|
// Bail if we don't have a wiki info file
|
|
if(fs.existsSync(wikiInfoPath)) {
|
|
wikiInfo = JSON.parse(fs.readFileSync(wikiInfoPath,"utf8"));
|
|
} else {
|
|
return null;
|
|
}
|
|
// Load any parent wikis
|
|
if(wikiInfo.includeWikis) {
|
|
parentPaths = parentPaths.slice(0);
|
|
parentPaths.push(wikiPath);
|
|
$tw.utils.each(wikiInfo.includeWikis,function(info) {
|
|
if(typeof info === "string") {
|
|
info = {path: info};
|
|
}
|
|
var resolvedIncludedWikiPath = path.resolve(wikiPath,info.path);
|
|
if(parentPaths.indexOf(resolvedIncludedWikiPath) === -1) {
|
|
var subWikiInfo = $tw.loadWikiTiddlers(resolvedIncludedWikiPath,{
|
|
parentPaths: parentPaths,
|
|
readOnly: info["read-only"]
|
|
});
|
|
// Merge the build targets
|
|
wikiInfo.build = $tw.utils.extend([],subWikiInfo.build,wikiInfo.build);
|
|
} else {
|
|
$tw.utils.error("Cannot recursively include wiki " + resolvedIncludedWikiPath);
|
|
}
|
|
});
|
|
}
|
|
// Load any plugins, themes and languages listed in the wiki info file
|
|
$tw.loadPlugins(wikiInfo.plugins,$tw.config.pluginsPath,$tw.config.pluginsEnvVar);
|
|
$tw.loadPlugins(wikiInfo.themes,$tw.config.themesPath,$tw.config.themesEnvVar);
|
|
$tw.loadPlugins(wikiInfo.languages,$tw.config.languagesPath,$tw.config.languagesEnvVar);
|
|
// Load the wiki files, registering them as writable
|
|
var resolvedWikiPath = path.resolve(wikiPath,$tw.config.wikiTiddlersSubDir);
|
|
$tw.utils.each($tw.loadTiddlersFromPath(resolvedWikiPath),function(tiddlerFile) {
|
|
if(!options.readOnly && tiddlerFile.filepath) {
|
|
$tw.utils.each(tiddlerFile.tiddlers,function(tiddler) {
|
|
$tw.boot.files[tiddler.title] = {
|
|
filepath: tiddlerFile.filepath,
|
|
type: tiddlerFile.type,
|
|
hasMetaFile: tiddlerFile.hasMetaFile
|
|
};
|
|
});
|
|
}
|
|
$tw.wiki.addTiddlers(tiddlerFile.tiddlers);
|
|
});
|
|
// Save the original tiddler file locations if requested
|
|
var config = wikiInfo.config || {};
|
|
if(config["retain-original-tiddler-path"]) {
|
|
var output = {};
|
|
for(var title in $tw.boot.files) {
|
|
output[title] = path.relative(resolvedWikiPath,$tw.boot.files[title].filepath);
|
|
}
|
|
$tw.wiki.addTiddler({title: "$:/config/OriginalTiddlerPaths", type: "application/json", text: JSON.stringify(output)});
|
|
}
|
|
// Save the path to the tiddlers folder for the filesystemadaptor
|
|
$tw.boot.wikiTiddlersPath = path.resolve($tw.boot.wikiPath,config["default-tiddler-location"] || $tw.config.wikiTiddlersSubDir);
|
|
// Load any plugins within the wiki folder
|
|
var wikiPluginsPath = path.resolve(wikiPath,$tw.config.wikiPluginsSubDir);
|
|
if(fs.existsSync(wikiPluginsPath)) {
|
|
var pluginFolders = fs.readdirSync(wikiPluginsPath);
|
|
for(var t=0; t<pluginFolders.length; t++) {
|
|
pluginFields = $tw.loadPluginFolder(path.resolve(wikiPluginsPath,"./" + pluginFolders[t]));
|
|
if(pluginFields) {
|
|
$tw.wiki.addTiddler(pluginFields);
|
|
}
|
|
}
|
|
}
|
|
// Load any themes within the wiki folder
|
|
var wikiThemesPath = path.resolve(wikiPath,$tw.config.wikiThemesSubDir);
|
|
if(fs.existsSync(wikiThemesPath)) {
|
|
var themeFolders = fs.readdirSync(wikiThemesPath);
|
|
for(var t=0; t<themeFolders.length; t++) {
|
|
pluginFields = $tw.loadPluginFolder(path.resolve(wikiThemesPath,"./" + themeFolders[t]));
|
|
if(pluginFields) {
|
|
$tw.wiki.addTiddler(pluginFields);
|
|
}
|
|
}
|
|
}
|
|
// Load any languages within the wiki folder
|
|
var wikiLanguagesPath = path.resolve(wikiPath,$tw.config.wikiLanguagesSubDir);
|
|
if(fs.existsSync(wikiLanguagesPath)) {
|
|
var languageFolders = fs.readdirSync(wikiLanguagesPath);
|
|
for(var t=0; t<languageFolders.length; t++) {
|
|
pluginFields = $tw.loadPluginFolder(path.resolve(wikiLanguagesPath,"./" + languageFolders[t]));
|
|
if(pluginFields) {
|
|
$tw.wiki.addTiddler(pluginFields);
|
|
}
|
|
}
|
|
}
|
|
return wikiInfo;
|
|
};
|
|
|
|
$tw.loadTiddlersNode = function() {
|
|
// Load the boot tiddlers
|
|
$tw.utils.each($tw.loadTiddlersFromPath($tw.boot.bootPath),function(tiddlerFile) {
|
|
$tw.wiki.addTiddlers(tiddlerFile.tiddlers);
|
|
});
|
|
// Load the core tiddlers
|
|
$tw.wiki.addTiddler($tw.loadPluginFolder($tw.boot.corePath));
|
|
// Load the tiddlers from the wiki directory
|
|
if($tw.boot.wikiPath) {
|
|
$tw.boot.wikiInfo = $tw.loadWikiTiddlers($tw.boot.wikiPath);
|
|
}
|
|
};
|
|
|
|
// End of if($tw.node)
|
|
}
|
|
|
|
/////////////////////////// Main startup function called once tiddlers have been decrypted
|
|
|
|
/*
|
|
Startup TiddlyWiki
|
|
*/
|
|
$tw.boot.startup = function(options) {
|
|
options = options || {};
|
|
// Get the URL hash and check for safe mode
|
|
$tw.locationHash = "#";
|
|
if($tw.browser && !$tw.node) {
|
|
if(location.hash === "#:safe") {
|
|
$tw.safeMode = true;
|
|
} else {
|
|
$tw.locationHash = $tw.utils.getLocationHash();
|
|
}
|
|
}
|
|
// Initialise some more $tw properties
|
|
$tw.utils.deepDefaults($tw,{
|
|
modules: { // Information about each module
|
|
titles: Object.create(null), // hashmap by module title of {fn:, exports:, moduleType:}
|
|
types: {} // hashmap by module type of hashmap of exports
|
|
},
|
|
config: { // Configuration overridables
|
|
pluginsPath: "../plugins/",
|
|
themesPath: "../themes/",
|
|
languagesPath: "../languages/",
|
|
editionsPath: "../editions/",
|
|
wikiInfo: "./tiddlywiki.info",
|
|
wikiPluginsSubDir: "./plugins",
|
|
wikiThemesSubDir: "./themes",
|
|
wikiLanguagesSubDir: "./languages",
|
|
wikiTiddlersSubDir: "./tiddlers",
|
|
wikiOutputSubDir: "./output",
|
|
jsModuleHeaderRegExpString: "^\\/\\*\\\\(?:\\r?\\n)((?:^[^\\r\\n]*(?:\\r?\\n))+?)(^\\\\\\*\\/$(?:\\r?\\n)?)",
|
|
fileExtensionInfo: Object.create(null), // Map file extension to {type:}
|
|
contentTypeInfo: Object.create(null), // Map type to {encoding:,extension:}
|
|
pluginsEnvVar: "TIDDLYWIKI_PLUGIN_PATH",
|
|
themesEnvVar: "TIDDLYWIKI_THEME_PATH",
|
|
languagesEnvVar: "TIDDLYWIKI_LANGUAGE_PATH",
|
|
editionsEnvVar: "TIDDLYWIKI_EDITION_PATH"
|
|
},
|
|
log: {} // Log flags
|
|
});
|
|
if(!$tw.boot.tasks.readBrowserTiddlers) {
|
|
// For writable tiddler files, a hashmap of title to {filepath:,type:,hasMetaFile:}
|
|
$tw.boot.files = Object.create(null);
|
|
// System paths and filenames
|
|
$tw.boot.bootPath = path.dirname(module.filename);
|
|
$tw.boot.corePath = path.resolve($tw.boot.bootPath,"../core");
|
|
// If there's no arguments then default to `--help`
|
|
if($tw.boot.argv.length === 0) {
|
|
$tw.boot.argv = ["--help"];
|
|
}
|
|
// If the first command line argument doesn't start with `--` then we
|
|
// interpret it as the path to the wiki folder, which will otherwise default
|
|
// to the current folder
|
|
if($tw.boot.argv[0] && $tw.boot.argv[0].indexOf("--") !== 0) {
|
|
$tw.boot.wikiPath = $tw.boot.argv[0];
|
|
$tw.boot.argv = $tw.boot.argv.slice(1);
|
|
} else {
|
|
$tw.boot.wikiPath = process.cwd();
|
|
}
|
|
// Read package info
|
|
$tw.packageInfo = require("../package.json");
|
|
// Check node version number
|
|
if(!$tw.utils.checkVersions(process.version.substr(1),$tw.packageInfo.engines.node.substr(2))) {
|
|
$tw.utils.error("TiddlyWiki5 requires node.js version " + $tw.packageInfo.engines.node);
|
|
}
|
|
}
|
|
// Add file extension information
|
|
$tw.utils.registerFileType("text/vnd.tiddlywiki","utf8",".tid");
|
|
$tw.utils.registerFileType("application/x-tiddler","utf8",".tid");
|
|
$tw.utils.registerFileType("application/x-tiddlers","utf8",".multids");
|
|
$tw.utils.registerFileType("application/x-tiddler-html-div","utf8",".tiddler");
|
|
$tw.utils.registerFileType("text/vnd.tiddlywiki2-recipe","utf8",".recipe");
|
|
$tw.utils.registerFileType("text/plain","utf8",".txt");
|
|
$tw.utils.registerFileType("text/css","utf8",".css");
|
|
$tw.utils.registerFileType("text/html","utf8",[".html",".htm"]);
|
|
$tw.utils.registerFileType("application/hta","utf16le",".hta",{deserializerType:"text/html"});
|
|
$tw.utils.registerFileType("application/javascript","utf8",".js");
|
|
$tw.utils.registerFileType("application/json","utf8",".json");
|
|
$tw.utils.registerFileType("application/pdf","base64",".pdf",{flags:["image"]});
|
|
$tw.utils.registerFileType("application/zip","base64",".zip");
|
|
$tw.utils.registerFileType("image/jpeg","base64",[".jpg",".jpeg"],{flags:["image"]});
|
|
$tw.utils.registerFileType("image/png","base64",".png",{flags:["image"]});
|
|
$tw.utils.registerFileType("image/gif","base64",".gif",{flags:["image"]});
|
|
$tw.utils.registerFileType("image/svg+xml","utf8",".svg",{flags:["image"]});
|
|
$tw.utils.registerFileType("image/x-icon","base64",".ico",{flags:["image"]});
|
|
$tw.utils.registerFileType("application/font-woff","base64",".woff");
|
|
$tw.utils.registerFileType("audio/ogg","base64",".ogg");
|
|
$tw.utils.registerFileType("audio/mp3","base64",".mp3");
|
|
$tw.utils.registerFileType("audio/mp4","base64",[".mp4",".m4a"]);
|
|
$tw.utils.registerFileType("text/x-markdown","utf8",[".md",".markdown"]);
|
|
// Create the wiki store for the app
|
|
$tw.wiki = new $tw.Wiki();
|
|
// Install built in tiddler fields modules
|
|
$tw.Tiddler.fieldModules = $tw.modules.getModulesByTypeAsHashmap("tiddlerfield");
|
|
// Install the tiddler deserializer modules
|
|
$tw.Wiki.tiddlerDeserializerModules = Object.create(null);
|
|
$tw.modules.applyMethods("tiddlerdeserializer",$tw.Wiki.tiddlerDeserializerModules);
|
|
// Load tiddlers
|
|
if($tw.boot.tasks.readBrowserTiddlers) {
|
|
$tw.loadTiddlersBrowser();
|
|
} else {
|
|
$tw.loadTiddlersNode();
|
|
}
|
|
// Unpack plugin tiddlers
|
|
$tw.wiki.readPluginInfo();
|
|
$tw.wiki.registerPluginTiddlers("plugin",$tw.safeMode ? ["$:/core"] : undefined);
|
|
$tw.wiki.unpackPluginTiddlers();
|
|
// Process "safe mode"
|
|
if($tw.safeMode) {
|
|
$tw.wiki.processSafeMode();
|
|
}
|
|
// Register typed modules from the tiddlers we've just loaded
|
|
$tw.wiki.defineTiddlerModules();
|
|
// And any modules within plugins
|
|
$tw.wiki.defineShadowModules();
|
|
// Make sure the crypto state tiddler is up to date
|
|
if($tw.crypto) {
|
|
$tw.crypto.updateCryptoStateTiddler();
|
|
}
|
|
// Gather up any startup modules
|
|
$tw.boot.remainingStartupModules = []; // Array of startup modules
|
|
$tw.modules.forEachModuleOfType("startup",function(title,module) {
|
|
if(module.startup) {
|
|
$tw.boot.remainingStartupModules.push(module);
|
|
}
|
|
});
|
|
// Keep track of the startup tasks that have been executed
|
|
$tw.boot.executedStartupModules = Object.create(null);
|
|
$tw.boot.disabledStartupModules = $tw.boot.disabledStartupModules || [];
|
|
// Repeatedly execute the next eligible task
|
|
$tw.boot.executeNextStartupTask();
|
|
};
|
|
|
|
/*
|
|
Execute the remaining eligible startup tasks
|
|
*/
|
|
$tw.boot.executeNextStartupTask = function() {
|
|
// Find the next eligible task
|
|
var taskIndex = 0, task,
|
|
asyncTaskCallback = function() {
|
|
if(task.name) {
|
|
$tw.boot.executedStartupModules[task.name] = true;
|
|
}
|
|
return $tw.boot.executeNextStartupTask();
|
|
};
|
|
while(taskIndex < $tw.boot.remainingStartupModules.length) {
|
|
task = $tw.boot.remainingStartupModules[taskIndex];
|
|
if($tw.boot.isStartupTaskEligible(task)) {
|
|
// Remove this task from the list
|
|
$tw.boot.remainingStartupModules.splice(taskIndex,1);
|
|
// Assemble log message
|
|
var s = ["Startup task:",task.name];
|
|
if(task.platforms) {
|
|
s.push("platforms:",task.platforms.join(","));
|
|
}
|
|
if(task.after) {
|
|
s.push("after:",task.after.join(","));
|
|
}
|
|
if(task.before) {
|
|
s.push("before:",task.before.join(","));
|
|
}
|
|
$tw.boot.log(s.join(" "));
|
|
// Execute task
|
|
if(!$tw.utils.hop(task,"synchronous") || task.synchronous) {
|
|
task.startup();
|
|
if(task.name) {
|
|
$tw.boot.executedStartupModules[task.name] = true;
|
|
}
|
|
return $tw.boot.executeNextStartupTask();
|
|
} else {
|
|
task.startup(asyncTaskCallback);
|
|
return true;
|
|
}
|
|
}
|
|
taskIndex++;
|
|
}
|
|
return false;
|
|
};
|
|
|
|
/*
|
|
Returns true if we are running on one platforms specified in a task modules `platforms` array
|
|
*/
|
|
$tw.boot.doesTaskMatchPlatform = function(taskModule) {
|
|
var platforms = taskModule.platforms;
|
|
if(platforms) {
|
|
for(var t=0; t<platforms.length; t++) {
|
|
if((platforms[t] === "browser" && !$tw.browser) || (platforms[t] === "node" && !$tw.node)) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
$tw.boot.isStartupTaskEligible = function(taskModule) {
|
|
var t;
|
|
// Check that the platform is correct
|
|
if(!$tw.boot.doesTaskMatchPlatform(taskModule)) {
|
|
return false;
|
|
}
|
|
var name = taskModule.name,
|
|
remaining = $tw.boot.remainingStartupModules;
|
|
if(name) {
|
|
// Fail if this module is disabled
|
|
if($tw.boot.disabledStartupModules.indexOf(name) !== -1) {
|
|
return false;
|
|
}
|
|
// Check that no other outstanding tasks must be executed before this one
|
|
for(t=0; t<remaining.length; t++) {
|
|
var task = remaining[t];
|
|
if(task.before && task.before.indexOf(name) !== -1) {
|
|
if($tw.boot.doesTaskMatchPlatform(task) || (task.name && $tw.boot.disabledStartupModules.indexOf(name) !== -1)) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// Check that all of the tasks that we must be performed after has been done
|
|
var after = taskModule.after;
|
|
if(after) {
|
|
for(t=0; t<after.length; t++) {
|
|
if(!$tw.boot.executedStartupModules[after[t]]) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
/*
|
|
Global Hooks mechanism which allows plugins to modify default functionality
|
|
*/
|
|
$tw.hooks = $tw.hooks || { names: {}};
|
|
|
|
/*
|
|
Add hooks to the hashmap
|
|
*/
|
|
$tw.hooks.addHook = function(hookName,definition) {
|
|
if($tw.utils.hop($tw.hooks.names,hookName)) {
|
|
$tw.hooks.names[hookName].push(definition);
|
|
}
|
|
else {
|
|
$tw.hooks.names[hookName] = [definition];
|
|
}
|
|
};
|
|
|
|
/*
|
|
Invoke the hook by key
|
|
*/
|
|
$tw.hooks.invokeHook = function(hookName, value) {
|
|
if($tw.utils.hop($tw.hooks.names,hookName)) {
|
|
for (var i = 0; i < $tw.hooks.names[hookName].length; i++) {
|
|
value = $tw.hooks.names[hookName][i](value);
|
|
}
|
|
}
|
|
return value;
|
|
};
|
|
|
|
/////////////////////////// Main boot function to decrypt tiddlers and then startup
|
|
|
|
$tw.boot.boot = function() {
|
|
// Initialise crypto object
|
|
$tw.crypto = new $tw.utils.Crypto();
|
|
// Initialise password prompter
|
|
if($tw.browser && !$tw.node) {
|
|
$tw.passwordPrompt = new $tw.utils.PasswordPrompt();
|
|
}
|
|
// Preload any encrypted tiddlers
|
|
$tw.boot.decryptEncryptedTiddlers(function() {
|
|
// Startup
|
|
$tw.boot.startup();
|
|
});
|
|
};
|
|
|
|
/////////////////////////// Autoboot in the browser
|
|
|
|
if($tw.browser && !$tw.boot.suppressBoot) {
|
|
$tw.boot.boot();
|
|
}
|
|
|
|
return $tw;
|
|
|
|
});
|
|
|
|
if(typeof(exports) !== "undefined") {
|
|
exports.TiddlyWiki = _boot;
|
|
} else {
|
|
_boot(window.$tw);
|
|
}
|