mirror of
https://github.com/Jermolene/TiddlyWiki5
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33eef0202d
* call self.displayError
* Revert "call self.displayError"
This reverts commit 5d599aa979.
* fixes decodeURI & decodeURIComponent
227 lines
8.6 KiB
JavaScript
227 lines
8.6 KiB
JavaScript
/*\
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title: $:/core/modules/startup/story.js
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type: application/javascript
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module-type: startup
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Load core modules
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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// Export name and synchronous status
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exports.name = "story";
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exports.after = ["startup"];
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exports.synchronous = true;
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// Default story and history lists
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var DEFAULT_STORY_TITLE = "$:/StoryList";
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var DEFAULT_HISTORY_TITLE = "$:/HistoryList";
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// Default tiddlers
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var DEFAULT_TIDDLERS_TITLE = "$:/DefaultTiddlers";
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// Config
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var CONFIG_UPDATE_ADDRESS_BAR = "$:/config/Navigation/UpdateAddressBar"; // Can be "no", "permalink", "permaview"
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var CONFIG_UPDATE_HISTORY = "$:/config/Navigation/UpdateHistory"; // Can be "yes" or "no"
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var CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD = "$:/config/Navigation/Permalinkview/CopyToClipboard"; // Can be "yes" (default) or "no"
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var CONFIG_PERMALINKVIEW_UPDATE_ADDRESS_BAR = "$:/config/Navigation/Permalinkview/UpdateAddressBar"; // Can be "yes" (default) or "no"
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// Links to help, if there is no param
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var HELP_OPEN_EXTERNAL_WINDOW = "http://tiddlywiki.com/#WidgetMessage%3A%20tm-open-external-window";
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exports.startup = function() {
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// Open startup tiddlers
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openStartupTiddlers({
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disableHistory: $tw.boot.disableStartupNavigation
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});
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if($tw.browser) {
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// Set up location hash update
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$tw.wiki.addEventListener("change",function(changes) {
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if($tw.utils.hop(changes,DEFAULT_STORY_TITLE) || $tw.utils.hop(changes,DEFAULT_HISTORY_TITLE)) {
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updateLocationHash({
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updateAddressBar: $tw.wiki.getTiddlerText(CONFIG_UPDATE_ADDRESS_BAR,"permaview").trim(),
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updateHistory: $tw.wiki.getTiddlerText(CONFIG_UPDATE_HISTORY,"no").trim()
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});
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}
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});
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// Listen for changes to the browser location hash
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window.addEventListener("hashchange",function() {
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var hash = $tw.utils.getLocationHash();
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if(hash !== $tw.locationHash) {
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$tw.locationHash = hash;
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openStartupTiddlers({defaultToCurrentStory: true});
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}
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},false);
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// Listen for the tm-browser-refresh message
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$tw.rootWidget.addEventListener("tm-browser-refresh",function(event) {
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window.location.reload(true);
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});
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// Listen for tm-open-external-window message
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$tw.rootWidget.addEventListener("tm-open-external-window",function(event) {
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var paramObject = event.paramObject || {},
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strUrl = event.param || HELP_OPEN_EXTERNAL_WINDOW,
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strWindowName = paramObject.windowName,
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strWindowFeatures = paramObject.windowFeatures;
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window.open(strUrl, strWindowName, strWindowFeatures);
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});
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// Listen for the tm-print message
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$tw.rootWidget.addEventListener("tm-print",function(event) {
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(event.event.view || window).print();
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});
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// Listen for the tm-home message
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$tw.rootWidget.addEventListener("tm-home",function(event) {
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window.location.hash = "";
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var storyFilter = $tw.wiki.getTiddlerText(DEFAULT_TIDDLERS_TITLE),
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storyList = $tw.wiki.filterTiddlers(storyFilter);
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//invoke any hooks that might change the default story list
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storyList = $tw.hooks.invokeHook("th-opening-default-tiddlers-list",storyList);
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$tw.wiki.addTiddler({title: DEFAULT_STORY_TITLE, text: "", list: storyList},$tw.wiki.getModificationFields());
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if(storyList[0]) {
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$tw.wiki.addToHistory(storyList[0]);
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}
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});
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// Listen for the tm-permalink message
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$tw.rootWidget.addEventListener("tm-permalink",function(event) {
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updateLocationHash({
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updateAddressBar: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_UPDATE_ADDRESS_BAR,"yes").trim() === "yes" ? "permalink" : "none",
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updateHistory: $tw.wiki.getTiddlerText(CONFIG_UPDATE_HISTORY,"no").trim(),
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targetTiddler: event.param || event.tiddlerTitle,
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copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permalink" : "none"
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});
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});
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// Listen for the tm-permaview message
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$tw.rootWidget.addEventListener("tm-permaview",function(event) {
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updateLocationHash({
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updateAddressBar: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_UPDATE_ADDRESS_BAR,"yes").trim() === "yes" ? "permaview" : "none",
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updateHistory: $tw.wiki.getTiddlerText(CONFIG_UPDATE_HISTORY,"no").trim(),
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targetTiddler: event.param || event.tiddlerTitle,
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copyToClipboard: $tw.wiki.getTiddlerText(CONFIG_PERMALINKVIEW_COPY_TO_CLIPBOARD,"yes").trim() === "yes" ? "permaview" : "none"
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});
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});
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}
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};
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/*
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Process the location hash to open the specified tiddlers. Options:
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disableHistory: if true $:/History is NOT updated
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defaultToCurrentStory: If true, the current story is retained as the default, instead of opening the default tiddlers
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*/
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function openStartupTiddlers(options) {
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options = options || {};
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// Work out the target tiddler and the story filter. "null" means "unspecified"
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var target = null,
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storyFilter = null;
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if($tw.locationHash.length > 1) {
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var hash = $tw.locationHash.substr(1),
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split = hash.indexOf(":");
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if(split === -1) {
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target = $tw.utils.decodeURIComponentSafe(hash.trim());
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} else {
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target = $tw.utils.decodeURIComponentSafe(hash.substr(0,split).trim());
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storyFilter = $tw.utils.decodeURIComponentSafe(hash.substr(split + 1).trim());
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}
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}
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// If the story wasn't specified use the current tiddlers or a blank story
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if(storyFilter === null) {
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if(options.defaultToCurrentStory) {
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var currStoryList = $tw.wiki.getTiddlerList(DEFAULT_STORY_TITLE);
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storyFilter = $tw.utils.stringifyList(currStoryList);
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} else {
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if(target && target !== "") {
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storyFilter = "";
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} else {
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storyFilter = $tw.wiki.getTiddlerText(DEFAULT_TIDDLERS_TITLE);
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}
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}
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}
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// Process the story filter to get the story list
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var storyList = $tw.wiki.filterTiddlers(storyFilter);
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// Invoke any hooks that want to change the default story list
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storyList = $tw.hooks.invokeHook("th-opening-default-tiddlers-list",storyList);
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// If the target tiddler isn't included then splice it in at the top
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if(target && storyList.indexOf(target) === -1) {
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storyList.unshift(target);
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}
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// Save the story list
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$tw.wiki.addTiddler({title: DEFAULT_STORY_TITLE, text: "", list: storyList},$tw.wiki.getModificationFields());
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// Update history
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var story = new $tw.Story({
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wiki: $tw.wiki,
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storyTitle: DEFAULT_STORY_TITLE,
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historyTitle: DEFAULT_HISTORY_TITLE
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});
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if(!options.disableHistory) {
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// If a target tiddler was specified add it to the history stack
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if(target && target !== "") {
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// The target tiddler doesn't need double square brackets, but we'll silently remove them if they're present
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if(target.indexOf("[[") === 0 && target.substr(-2) === "]]") {
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target = target.substr(2,target.length - 4);
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}
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story.addToHistory(target);
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} else if(storyList.length > 0) {
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story.addToHistory(storyList[0]);
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}
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}
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}
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/*
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options: See below
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options.updateAddressBar: "permalink", "permaview" or "no" (defaults to "permaview")
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options.updateHistory: "yes" or "no" (defaults to "no")
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options.copyToClipboard: "permalink", "permaview" or "no" (defaults to "no")
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options.targetTiddler: optional title of target tiddler for permalink
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*/
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function updateLocationHash(options) {
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// Get the story and the history stack
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var storyList = $tw.wiki.getTiddlerList(DEFAULT_STORY_TITLE),
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historyList = $tw.wiki.getTiddlerData(DEFAULT_HISTORY_TITLE,[]),
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targetTiddler = "";
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if(options.targetTiddler) {
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targetTiddler = options.targetTiddler;
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} else {
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// The target tiddler is the one at the top of the stack
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if(historyList.length > 0) {
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targetTiddler = historyList[historyList.length-1].title;
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}
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// Blank the target tiddler if it isn't present in the story
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if(storyList.indexOf(targetTiddler) === -1) {
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targetTiddler = "";
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}
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}
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// Assemble the location hash
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switch(options.updateAddressBar) {
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case "permalink":
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$tw.locationHash = "#" + encodeURIComponent(targetTiddler);
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break;
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case "permaview":
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$tw.locationHash = "#" + encodeURIComponent(targetTiddler) + ":" + encodeURIComponent($tw.utils.stringifyList(storyList));
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break;
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}
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// Copy URL to the clipboard
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switch(options.copyToClipboard) {
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case "permalink":
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$tw.utils.copyToClipboard($tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler));
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break;
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case "permaview":
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$tw.utils.copyToClipboard($tw.utils.getLocationPath() + "#" + encodeURIComponent(targetTiddler) + ":" + encodeURIComponent($tw.utils.stringifyList(storyList)));
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break;
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}
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// Only change the location hash if we must, thus avoiding unnecessary onhashchange events
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if($tw.utils.getLocationHash() !== $tw.locationHash) {
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if(options.updateHistory === "yes") {
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// Assign the location hash so that history is updated
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window.location.hash = $tw.locationHash;
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} else {
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// We use replace so that browser history isn't affected
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window.location.replace(window.location.toString().split("#")[0] + $tw.locationHash);
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}
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}
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}
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})();
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