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@@ -0,0 +1,2522 @@
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+// needs Markdown.Converter.js at the moment
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+
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+(function () {
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+
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+ var util = {},
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+ position = {},
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+ ui = {},
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+ doc = window.document,
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+ re = window.RegExp,
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+ nav = window.navigator,
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+ SETTINGS = {lineLength: 72},
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+
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+ // Used to work around some browser bugs where we can't use feature testing.
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+ uaSniffed = {
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+ isIE: /msie/.test(nav.userAgent.toLowerCase()),
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+ isIE_5or6: /msie 6/.test(nav.userAgent.toLowerCase()) || /msie 5/.test(nav.userAgent.toLowerCase()),
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+ isOpera: /opera/.test(nav.userAgent.toLowerCase())
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+ };
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+
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+ var defaultsStrings = {
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+ bold: "Strong <strong> Ctrl+B",
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+ boldexample: "strong text",
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+
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+ italic: "Emphasis <em> Ctrl+I",
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+ italicexample: "emphasized text",
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+
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+ strikethrough: "Strikethrough <s> Ctrl+X",
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+ strikethroughexample: "strikethrough text",
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+
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+ link: "Hyperlink <a> Ctrl+L",
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+ linkdescription: "enter link description here",
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+ linkdialog: "<p><b>Insert Hyperlink</b></p><p>https://example.com/ \"optional title\"</p>",
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+
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+ quote: "Blockquote <blockquote> Ctrl+Q",
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+ quoteexample: "Blockquote",
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+
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+ code: "Code <pre><code> Ctrl+K",
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+ codeexample: "enter code here",
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+
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+ image: "Image <img> Ctrl+G",
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+ imagedescription: "enter image description here",
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+ imagedialog: "<p><b>Insert Image</b></p><p>https://example.com/images/diagram.jpg \"optional title\"<br><br>Need <a href='https://www.google.com/search?q=free+image+hosting' target='_blank'>free image hosting?</a></p>",
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+
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+ olist: "Numbered List <ol> Ctrl+O",
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+ ulist: "Bulleted List <ul> Ctrl+U",
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+ litem: "List item",
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+
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+ heading: "Heading Ctrl+H",
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+ headingexample: "Heading",
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+
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+ hr: "Horizontal Rule <hr> Ctrl+R",
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+
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+ readmore: "Read More <!--more--> Ctrl+M",
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+
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+ toc: "TOC <!--toc-->",
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+
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+ table: "Table - Ctrl+J",
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+
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+ maximize: "Maximize CTRL+P",
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+ minimize: "Minimize CTRL+P",
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+
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+ undo: "Undo - Ctrl+Z",
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+ redo: "Redo - Ctrl+Y",
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+ redomac: "Redo - Ctrl+Shift+Z",
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+
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+ help: "Markdown Editing Help"
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+ };
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+
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+
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+ // -------------------------------------------------------------------
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+ // YOUR CHANGES GO HERE
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+ //
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+ // I've tried to localize the things you are likely to change to
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+ // this area.
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+ // -------------------------------------------------------------------
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+
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+ // The default text that appears in the dialog input box when entering
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+ // links.
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+ var imageDefaultText = "https://";
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+ var linkDefaultText = "https://";
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+
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+ //Polyfill for node.remove() from MDN
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+ // from:https://github.com/jserz/js_piece/blob/master/DOM/ChildNode/remove()/remove().md
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+ (function (arr) {
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+ arr.forEach(function (item) {
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+ if (item.hasOwnProperty('remove')) {
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+ return;
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+ }
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+ Object.defineProperty(item, 'remove', {
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+ configurable: true,
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+ enumerable: true,
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+ writable: true,
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+ value: function remove() {
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+ this.parentNode.removeChild(this);
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+ }
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+ });
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+ });
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+ })([Element.prototype, CharacterData.prototype, DocumentType.prototype]);
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+ // -------------------------------------------------------------------
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+ // END OF YOUR CHANGES
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+ // -------------------------------------------------------------------
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+
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+ // options, if given, can have the following properties:
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+ // options.helpButton = { handler: yourEventHandler }
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+ // options.strings = { italicexample: "slanted text" }
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+ // `yourEventHandler` is the click handler for the help button.
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+ // If `options.helpButton` isn't given, not help button is created.
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+ // `options.strings` can have any or all of the same properties as
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+ // `defaultStrings` above, so you can just override some string displayed
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+ // to the user on a case-by-case basis, or translate all strings to
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+ // a different language.
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+ //
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+ // For backwards compatibility reasons, the `options` argument can also
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+ // be just the `helpButton` object, and `strings.help` can also be set via
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+ // `helpButton.title`. This should be considered legacy.
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+ //
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+ // The constructed editor object has the methods:
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+ // - getConverter() returns the markdown converter object that was passed to the constructor
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+ // - run() actually starts the editor; should be called after all necessary plugins are registered. Calling this more than once is a no-op.
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+ // - refreshPreview() forces the preview to be updated. This method is only available after run() was called.
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+ Markdown.Editor = function (markdownConverter, idPostfix, options) {
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+
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+ options = options || {};
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+
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+ if (typeof options.handler === "function") { //backwards compatible behavior
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+ options = {helpButton: options};
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+ }
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+ options.strings = options.strings || {};
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+ if (options.helpButton) {
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+ options.strings.help = options.strings.help || options.helpButton.title;
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+ }
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+ var getString = function (identifier) {
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+ return options.strings[identifier] || defaultsStrings[identifier];
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+ }
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+
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+ idPostfix = idPostfix || "";
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+
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+ var hooks = this.hooks = new Markdown.HookCollection();
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+ hooks.addNoop("onPreviewRefresh"); // called with no arguments after the preview has been refreshed
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+ hooks.addNoop("postBlockquoteCreation"); // called with the user's selection *after* the blockquote was created; should return the actual to-be-inserted text
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+ hooks.addFalse("insertImageDialog");
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+ /* called with one parameter: a callback to be called with the URL of the image. If the application creates
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+ * its own image insertion dialog, this hook should return true, and the callback should be called with the chosen
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+ * image url (or null if the user cancelled). If this hook returns false, the default dialog will be used.
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+ */
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+
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+ this.getConverter = function () {
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+ return markdownConverter;
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+ }
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+
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+ var that = this,
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+ panels;
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+
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+ this.run = function () {
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+ if (panels)
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+ return; // already initialized
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+
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+ panels = new PanelCollection(idPostfix);
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+ var commandManager = new CommandManager(hooks, getString);
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+ var previewManager = new PreviewManager(markdownConverter, panels, function () {
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+ hooks.onPreviewRefresh();
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+ });
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+ var undoManager, uiManager;
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+
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+ if (!/\?noundo/.test(doc.location.href)) {
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+ undoManager = new UndoManager(function () {
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+ previewManager.refresh();
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+ if (uiManager) // not available on the first call
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+ uiManager.setUndoRedoButtonStates();
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+ }, panels);
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+ this.textOperation = function (f) {
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+ undoManager.setCommandMode();
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+ f();
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+ that.refreshPreview();
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+ }
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+ }
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+
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+ uiManager = new UIManager(idPostfix, panels, undoManager, previewManager, commandManager, options.helpButton, getString);
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+ uiManager.setUndoRedoButtonStates();
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+
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+ var forceRefresh = that.refreshPreview = function () {
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+ previewManager.refresh(true);
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+ };
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+
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+ forceRefresh();
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+ };
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+
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+ }
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+
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+ // before: contains all the text in the input box BEFORE the selection.
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+ // after: contains all the text in the input box AFTER the selection.
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+ function Chunks() {
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+ }
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+
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+ // startRegex: a regular expression to find the start tag
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+ // endRegex: a regular expresssion to find the end tag
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+ Chunks.prototype.findTags = function (startRegex, endRegex) {
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+
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+ var chunkObj = this;
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+ var regex;
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+
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+ if (startRegex) {
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+
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+ regex = util.extendRegExp(startRegex, "", "$");
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+
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+ this.before = this.before.replace(regex,
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+ function (match) {
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+ chunkObj.startTag = chunkObj.startTag + match;
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+ return "";
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+ });
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+
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+ regex = util.extendRegExp(startRegex, "^", "");
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+
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+ this.selection = this.selection.replace(regex,
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+ function (match) {
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+ chunkObj.startTag = chunkObj.startTag + match;
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+ return "";
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+ });
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+ }
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+
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+ if (endRegex) {
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+
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+ regex = util.extendRegExp(endRegex, "", "$");
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+
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+ this.selection = this.selection.replace(regex,
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+ function (match) {
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+ chunkObj.endTag = match + chunkObj.endTag;
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+ return "";
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+ });
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+
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+ regex = util.extendRegExp(endRegex, "^", "");
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+
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+ this.after = this.after.replace(regex,
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+ function (match) {
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+ chunkObj.endTag = match + chunkObj.endTag;
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+ return "";
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+ });
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+ }
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+ };
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+
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+ // If remove is false, the whitespace is transferred
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+ // to the before/after regions.
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+ //
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+ // If remove is true, the whitespace disappears.
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+ Chunks.prototype.trimWhitespace = function (remove) {
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+ var beforeReplacer, afterReplacer, that = this;
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+ if (remove) {
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+ beforeReplacer = afterReplacer = "";
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+ } else {
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+ beforeReplacer = function (s) {
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+ that.before += s;
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+ return "";
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+ }
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+ afterReplacer = function (s) {
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+ that.after = s + that.after;
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+ return "";
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+ }
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+ }
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+
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+ this.selection = this.selection.replace(/^(\s*)/, beforeReplacer).replace(/(\s*)$/, afterReplacer);
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+ };
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+
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+
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+ Chunks.prototype.skipLines = function (nLinesBefore, nLinesAfter, findExtraNewlines) {
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+
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+ if (nLinesBefore === undefined) {
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+ nLinesBefore = 1;
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+ }
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+
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+ if (nLinesAfter === undefined) {
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+ nLinesAfter = 1;
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+ }
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+
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+ nLinesBefore++;
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+ nLinesAfter++;
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+
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+ var regexText;
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+ var replacementText;
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+
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+ // chrome bug ... documented at: http://meta.stackoverflow.com/questions/63307/blockquote-glitch-in-editor-in-chrome-6-and-7/65985#65985
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+ if (navigator.userAgent.match(/Chrome/)) {
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+ "X".match(/()./);
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+ }
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+
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+ this.selection = this.selection.replace(/(^\n*)/, "");
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+
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+ this.startTag = this.startTag + re.$1;
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+
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+ this.selection = this.selection.replace(/(\n*$)/, "");
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+ this.endTag = this.endTag + re.$1;
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+ this.startTag = this.startTag.replace(/(^\n*)/, "");
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+ this.before = this.before + re.$1;
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+ this.endTag = this.endTag.replace(/(\n*$)/, "");
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+ this.after = this.after + re.$1;
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+
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+ if (this.before) {
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+
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+ regexText = replacementText = "";
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+
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+ while (nLinesBefore--) {
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+ regexText += "\\n?";
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+ replacementText += "\n";
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+ }
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+
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+ if (findExtraNewlines) {
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+ regexText = "\\n*";
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+ }
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+ this.before = this.before.replace(new re(regexText + "$", ""), replacementText);
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+ }
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+
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+ if (this.after) {
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+
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+ regexText = replacementText = "";
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+
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+ while (nLinesAfter--) {
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+ regexText += "\\n?";
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+ replacementText += "\n";
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+ }
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+ if (findExtraNewlines) {
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+ regexText = "\\n*";
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+ }
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+
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+ this.after = this.after.replace(new re(regexText, ""), replacementText);
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+ }
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+ };
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+
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+ // end of Chunks
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+
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+ // A collection of the important regions on the page.
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+ // Cached so we don't have to keep traversing the DOM.
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+ // Also holds ieCachedRange and ieCachedScrollTop, where necessary; working around
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+ // this issue:
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+ // Internet explorer has problems with CSS sprite buttons that use HTML
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+ // lists. When you click on the background image "button", IE will
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+ // select the non-existent link text and discard the selection in the
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+ // textarea. The solution to this is to cache the textarea selection
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+ // on the button's mousedown event and set a flag. In the part of the
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+ // code where we need to grab the selection, we check for the flag
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+ // and, if it's set, use the cached area instead of querying the
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+ // textarea.
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+ //
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+ // This ONLY affects Internet Explorer (tested on versions 6, 7
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+ // and 8) and ONLY on button clicks. Keyboard shortcuts work
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+ // normally since the focus never leaves the textarea.
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+ function PanelCollection(postfix) {
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+ this.buttonBar = doc.getElementById("wmd-button-bar" + postfix);
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+ this.preview = doc.getElementById("wmd-preview" + postfix);
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+ this.input = doc.getElementById("wmd-input" + postfix);
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+ };
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+
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+ // Returns true if the DOM element is visible, false if it's hidden.
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+ // Checks if display is anything other than none.
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+ util.isVisible = function (elem) {
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+
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+ if (window.getComputedStyle) {
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+ // Most browsers
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+ return window.getComputedStyle(elem, null).getPropertyValue("display") !== "none";
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+ }
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+ else if (elem.currentStyle) {
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+ // IE
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+ return elem.currentStyle["display"] !== "none";
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+ }
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+ };
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+
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+
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+ // Adds a listener callback to a DOM element which is fired on a specified
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+ // event.
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+ util.addEvent = function (elem, event, listener) {
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+ if (elem.attachEvent) {
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+ // IE only. The "on" is mandatory.
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+ elem.attachEvent("on" + event, listener);
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+ }
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+ else {
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+ // Other browsers.
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+ elem.addEventListener(event, listener, false);
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+ }
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+ };
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+
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+
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+ // Removes a listener callback from a DOM element which is fired on a specified
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+ // event.
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+ util.removeEvent = function (elem, event, listener) {
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+ if (elem.detachEvent) {
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+ // IE only. The "on" is mandatory.
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+ elem.detachEvent("on" + event, listener);
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+ }
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+ else {
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+ // Other browsers.
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+ elem.removeEventListener(event, listener, false);
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+ }
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+ };
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+
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+ // Converts \r\n and \r to \n.
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+ util.fixEolChars = function (text) {
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+ text = text.replace(/\r\n/g, "\n");
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+ text = text.replace(/\r/g, "\n");
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+ return text;
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+ };
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+
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+ // Extends a regular expression. Returns a new RegExp
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+ // using pre + regex + post as the expression.
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+ // Used in a few functions where we have a base
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+ // expression and we want to pre- or append some
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+ // conditions to it (e.g. adding "$" to the end).
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+ // The flags are unchanged.
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+ //
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+ // regex is a RegExp, pre and post are strings.
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+ util.extendRegExp = function (regex, pre, post) {
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+
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+ if (pre === null || pre === undefined) {
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+ pre = "";
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+ }
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+ if (post === null || post === undefined) {
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+ post = "";
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+ }
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+
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+ var pattern = regex.toString();
|
|
|
+ var flags;
|
|
|
+
|
|
|
+ // Replace the flags with empty space and store them.
|
|
|
+ pattern = pattern.replace(/\/([gim]*)$/, function (wholeMatch, flagsPart) {
|
|
|
+ flags = flagsPart;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+
|
|
|
+ // Remove the slash delimiters on the regular expression.
|
|
|
+ pattern = pattern.replace(/(^\/|\/$)/g, "");
|
|
|
+ pattern = pre + pattern + post;
|
|
|
+
|
|
|
+ return new re(pattern, flags);
|
|
|
+ }
|
|
|
+
|
|
|
+ // UNFINISHED
|
|
|
+ // The assignment in the while loop makes jslint cranky.
|
|
|
+ // I'll change it to a better loop later.
|
|
|
+ position.getTop = function (elem, isInner) {
|
|
|
+ var result = elem.offsetTop;
|
|
|
+ if (!isInner) {
|
|
|
+ while (elem = elem.offsetParent) {
|
|
|
+ result += elem.offsetTop;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+
|
|
|
+ position.getHeight = function (elem) {
|
|
|
+ return elem.offsetHeight || elem.scrollHeight;
|
|
|
+ };
|
|
|
+
|
|
|
+ position.getWidth = function (elem) {
|
|
|
+ return elem.offsetWidth || elem.scrollWidth;
|
|
|
+ };
|
|
|
+
|
|
|
+ position.getPageSize = function () {
|
|
|
+
|
|
|
+ var scrollWidth, scrollHeight;
|
|
|
+ var innerWidth, innerHeight;
|
|
|
+
|
|
|
+ // It's not very clear which blocks work with which browsers.
|
|
|
+ if (self.innerHeight && self.scrollMaxY) {
|
|
|
+ scrollWidth = doc.body.scrollWidth;
|
|
|
+ scrollHeight = self.innerHeight + self.scrollMaxY;
|
|
|
+ }
|
|
|
+ else if (doc.body.scrollHeight > doc.body.offsetHeight) {
|
|
|
+ scrollWidth = doc.body.scrollWidth;
|
|
|
+ scrollHeight = doc.body.scrollHeight;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ scrollWidth = doc.body.offsetWidth;
|
|
|
+ scrollHeight = doc.body.offsetHeight;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (self.innerHeight) {
|
|
|
+ // Non-IE browser
|
|
|
+ innerWidth = self.innerWidth;
|
|
|
+ innerHeight = self.innerHeight;
|
|
|
+ }
|
|
|
+ else if (doc.documentElement && doc.documentElement.clientHeight) {
|
|
|
+ // Some versions of IE (IE 6 w/ a DOCTYPE declaration)
|
|
|
+ innerWidth = doc.documentElement.clientWidth;
|
|
|
+ innerHeight = doc.documentElement.clientHeight;
|
|
|
+ }
|
|
|
+ else if (doc.body) {
|
|
|
+ // Other versions of IE
|
|
|
+ innerWidth = doc.body.clientWidth;
|
|
|
+ innerHeight = doc.body.clientHeight;
|
|
|
+ }
|
|
|
+
|
|
|
+ var maxWidth = Math.max(scrollWidth, innerWidth);
|
|
|
+ var maxHeight = Math.max(scrollHeight, innerHeight);
|
|
|
+ return [maxWidth, maxHeight, innerWidth, innerHeight];
|
|
|
+ };
|
|
|
+
|
|
|
+ // Handles pushing and popping TextareaStates for undo/redo commands.
|
|
|
+ // I should rename the stack variables to list.
|
|
|
+ function UndoManager(callback, panels) {
|
|
|
+
|
|
|
+ var undoObj = this;
|
|
|
+ var undoStack = []; // A stack of undo states
|
|
|
+ var stackPtr = 0; // The index of the current state
|
|
|
+ var mode = "none";
|
|
|
+ var lastState; // The last state
|
|
|
+ var timer; // The setTimeout handle for cancelling the timer
|
|
|
+ var inputStateObj;
|
|
|
+
|
|
|
+ // Set the mode for later logic steps.
|
|
|
+ var setMode = function (newMode, noSave) {
|
|
|
+ if (mode != newMode) {
|
|
|
+ mode = newMode;
|
|
|
+ if (!noSave) {
|
|
|
+ saveState();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!uaSniffed.isIE || mode != "moving") {
|
|
|
+ timer = setTimeout(refreshState, 1);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ inputStateObj = null;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var refreshState = function (isInitialState) {
|
|
|
+ inputStateObj = new TextareaState(panels, isInitialState);
|
|
|
+ timer = undefined;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.setCommandMode = function () {
|
|
|
+ mode = "command";
|
|
|
+ saveState();
|
|
|
+ timer = setTimeout(refreshState, 0);
|
|
|
+ };
|
|
|
+
|
|
|
+ this.canUndo = function () {
|
|
|
+ return stackPtr > 1;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.canRedo = function () {
|
|
|
+ if (undoStack[stackPtr + 1]) {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Removes the last state and restores it.
|
|
|
+ this.undo = function () {
|
|
|
+
|
|
|
+ if (undoObj.canUndo()) {
|
|
|
+ if (lastState) {
|
|
|
+ // What about setting state -1 to null or checking for undefined?
|
|
|
+ lastState.restore();
|
|
|
+ lastState = null;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ undoStack[stackPtr] = new TextareaState(panels);
|
|
|
+ undoStack[--stackPtr].restore();
|
|
|
+
|
|
|
+ if (callback) {
|
|
|
+ callback();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ mode = "none";
|
|
|
+ panels.input.focus();
|
|
|
+ refreshState();
|
|
|
+ };
|
|
|
+
|
|
|
+ // Redo an action.
|
|
|
+ this.redo = function () {
|
|
|
+
|
|
|
+ if (undoObj.canRedo()) {
|
|
|
+
|
|
|
+ undoStack[++stackPtr].restore();
|
|
|
+
|
|
|
+ if (callback) {
|
|
|
+ callback();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ mode = "none";
|
|
|
+ panels.input.focus();
|
|
|
+ refreshState();
|
|
|
+ };
|
|
|
+
|
|
|
+ // Push the input area state to the stack.
|
|
|
+ var saveState = function () {
|
|
|
+ var currState = inputStateObj || new TextareaState(panels);
|
|
|
+
|
|
|
+ if (!currState) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ if (mode == "moving") {
|
|
|
+ if (!lastState) {
|
|
|
+ lastState = currState;
|
|
|
+ }
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (lastState) {
|
|
|
+ if (undoStack[stackPtr - 1].text != lastState.text) {
|
|
|
+ undoStack[stackPtr++] = lastState;
|
|
|
+ }
|
|
|
+ lastState = null;
|
|
|
+ }
|
|
|
+ undoStack[stackPtr++] = currState;
|
|
|
+ undoStack[stackPtr + 1] = null;
|
|
|
+ if (callback) {
|
|
|
+ callback();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var handleCtrlYZ = function (event) {
|
|
|
+
|
|
|
+ var handled = false;
|
|
|
+
|
|
|
+ if ((event.ctrlKey || event.metaKey) && !event.altKey) {
|
|
|
+
|
|
|
+ // IE and Opera do not support charCode.
|
|
|
+ var keyCode = event.charCode || event.keyCode;
|
|
|
+ var keyCodeChar = String.fromCharCode(keyCode);
|
|
|
+
|
|
|
+ switch (keyCodeChar.toLowerCase()) {
|
|
|
+
|
|
|
+ case "y":
|
|
|
+ undoObj.redo();
|
|
|
+ handled = true;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case "z":
|
|
|
+ if (!event.shiftKey) {
|
|
|
+ undoObj.undo();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ undoObj.redo();
|
|
|
+ }
|
|
|
+ handled = true;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (handled) {
|
|
|
+ if (event.preventDefault) {
|
|
|
+ event.preventDefault();
|
|
|
+ }
|
|
|
+ if (window.event) {
|
|
|
+ window.event.returnValue = false;
|
|
|
+ }
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // Set the mode depending on what is going on in the input area.
|
|
|
+ var handleModeChange = function (event) {
|
|
|
+
|
|
|
+ if (!event.ctrlKey && !event.metaKey) {
|
|
|
+
|
|
|
+ var keyCode = event.keyCode;
|
|
|
+
|
|
|
+ if ((keyCode >= 33 && keyCode <= 40) || (keyCode >= 63232 && keyCode <= 63235)) {
|
|
|
+ // 33 - 40: page up/dn and arrow keys
|
|
|
+ // 63232 - 63235: page up/dn and arrow keys on safari
|
|
|
+ setMode("moving");
|
|
|
+ }
|
|
|
+ else if (keyCode == 8 || keyCode == 46 || keyCode == 127) {
|
|
|
+ // 8: backspace
|
|
|
+ // 46: delete
|
|
|
+ // 127: delete
|
|
|
+ setMode("deleting");
|
|
|
+ }
|
|
|
+ else if (keyCode == 13) {
|
|
|
+ // 13: Enter
|
|
|
+ setMode("newlines");
|
|
|
+ }
|
|
|
+ else if (keyCode == 27) {
|
|
|
+ // 27: escape
|
|
|
+ setMode("escape");
|
|
|
+ }
|
|
|
+ else if ((keyCode < 16 || keyCode > 20) && keyCode != 91) {
|
|
|
+ // 16-20 are shift, etc.
|
|
|
+ // 91: left window key
|
|
|
+ // I think this might be a little messed up since there are
|
|
|
+ // a lot of nonprinting keys above 20.
|
|
|
+ setMode("typing");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var setEventHandlers = function () {
|
|
|
+ util.addEvent(panels.input, "keypress", function (event) {
|
|
|
+ // keyCode 89: y
|
|
|
+ // keyCode 90: z
|
|
|
+ if ((event.ctrlKey || event.metaKey) && !event.altKey && (event.keyCode == 89 || event.keyCode == 90)) {
|
|
|
+ event.preventDefault();
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ var handlePaste = function () {
|
|
|
+ if (uaSniffed.isIE || (inputStateObj && inputStateObj.text != panels.input.value)) {
|
|
|
+ if (timer == undefined) {
|
|
|
+ mode = "paste";
|
|
|
+ saveState();
|
|
|
+ refreshState();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ util.addEvent(panels.input, "keydown", handleCtrlYZ);
|
|
|
+ util.addEvent(panels.input, "keydown", handleModeChange);
|
|
|
+ util.addEvent(panels.input, "mousedown", function () {
|
|
|
+ setMode("moving");
|
|
|
+ });
|
|
|
+
|
|
|
+ panels.input.onpaste = handlePaste;
|
|
|
+ panels.input.ondrop = handlePaste;
|
|
|
+ };
|
|
|
+
|
|
|
+ var init = function () {
|
|
|
+ setEventHandlers();
|
|
|
+ refreshState(true);
|
|
|
+ saveState();
|
|
|
+ };
|
|
|
+
|
|
|
+ init();
|
|
|
+ }
|
|
|
+
|
|
|
+ // end of UndoManager
|
|
|
+
|
|
|
+ // The input textarea state/contents.
|
|
|
+ // This is used to implement undo/redo by the undo manager.
|
|
|
+ function TextareaState(panels, isInitialState) {
|
|
|
+
|
|
|
+ // Aliases
|
|
|
+ var stateObj = this;
|
|
|
+ var inputArea = panels.input;
|
|
|
+ this.init = function () {
|
|
|
+ if (!util.isVisible(inputArea)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (!isInitialState && doc.activeElement && doc.activeElement !== inputArea) { // this happens when tabbing out of the input box
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ this.setInputAreaSelectionStartEnd();
|
|
|
+ this.scrollTop = inputArea.scrollTop;
|
|
|
+ if (!this.text && inputArea.selectionStart || inputArea.selectionStart === 0) {
|
|
|
+ this.text = inputArea.value;
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ // Sets the selected text in the input box after we've performed an
|
|
|
+ // operation.
|
|
|
+ this.setInputAreaSelection = function () {
|
|
|
+
|
|
|
+ if (!util.isVisible(inputArea)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (inputArea.selectionStart !== undefined && !uaSniffed.isOpera) {
|
|
|
+
|
|
|
+ inputArea.focus();
|
|
|
+ inputArea.selectionStart = stateObj.start;
|
|
|
+ inputArea.selectionEnd = stateObj.end;
|
|
|
+ inputArea.scrollTop = stateObj.scrollTop;
|
|
|
+ }
|
|
|
+ else if (doc.selection) {
|
|
|
+
|
|
|
+ if (doc.activeElement && doc.activeElement !== inputArea) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ inputArea.focus();
|
|
|
+ var range = inputArea.createTextRange();
|
|
|
+ range.moveStart("character", -inputArea.value.length);
|
|
|
+ range.moveEnd("character", -inputArea.value.length);
|
|
|
+ range.moveEnd("character", stateObj.end);
|
|
|
+ range.moveStart("character", stateObj.start);
|
|
|
+ range.select();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.setInputAreaSelectionStartEnd = function () {
|
|
|
+
|
|
|
+ if (!panels.ieCachedRange && (inputArea.selectionStart || inputArea.selectionStart === 0)) {
|
|
|
+
|
|
|
+ stateObj.start = inputArea.selectionStart;
|
|
|
+ stateObj.end = inputArea.selectionEnd;
|
|
|
+ }
|
|
|
+ else if (doc.selection) {
|
|
|
+
|
|
|
+ stateObj.text = util.fixEolChars(inputArea.value);
|
|
|
+
|
|
|
+ // IE loses the selection in the textarea when buttons are
|
|
|
+ // clicked. On IE we cache the selection. Here, if something is cached,
|
|
|
+ // we take it.
|
|
|
+ var range = panels.ieCachedRange || doc.selection.createRange();
|
|
|
+
|
|
|
+ var fixedRange = util.fixEolChars(range.text);
|
|
|
+ var marker = "\x07";
|
|
|
+ var markedRange = marker + fixedRange + marker;
|
|
|
+ range.text = markedRange;
|
|
|
+ var inputText = util.fixEolChars(inputArea.value);
|
|
|
+
|
|
|
+ range.moveStart("character", -markedRange.length);
|
|
|
+ range.text = fixedRange;
|
|
|
+
|
|
|
+ stateObj.start = inputText.indexOf(marker);
|
|
|
+ stateObj.end = inputText.lastIndexOf(marker) - marker.length;
|
|
|
+
|
|
|
+ var len = stateObj.text.length - util.fixEolChars(inputArea.value).length;
|
|
|
+
|
|
|
+ if (len) {
|
|
|
+ range.moveStart("character", -fixedRange.length);
|
|
|
+ while (len--) {
|
|
|
+ fixedRange += "\n";
|
|
|
+ stateObj.end += 1;
|
|
|
+ }
|
|
|
+ range.text = fixedRange;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (panels.ieCachedRange)
|
|
|
+ stateObj.scrollTop = panels.ieCachedScrollTop; // this is set alongside with ieCachedRange
|
|
|
+
|
|
|
+ panels.ieCachedRange = null;
|
|
|
+
|
|
|
+ this.setInputAreaSelection();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // Restore this state into the input area.
|
|
|
+ this.restore = function () {
|
|
|
+
|
|
|
+ if (stateObj.text != undefined && stateObj.text != inputArea.value) {
|
|
|
+ inputArea.value = stateObj.text;
|
|
|
+ }
|
|
|
+ this.setInputAreaSelection();
|
|
|
+ inputArea.scrollTop = stateObj.scrollTop;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Gets a collection of HTML chunks from the inptut textarea.
|
|
|
+ this.getChunks = function () {
|
|
|
+
|
|
|
+ var chunk = new Chunks();
|
|
|
+ chunk.before = util.fixEolChars(stateObj.text.substring(0, stateObj.start));
|
|
|
+ chunk.startTag = "";
|
|
|
+ chunk.selection = util.fixEolChars(stateObj.text.substring(stateObj.start, stateObj.end));
|
|
|
+ chunk.endTag = "";
|
|
|
+ chunk.after = util.fixEolChars(stateObj.text.substring(stateObj.end));
|
|
|
+ chunk.scrollTop = stateObj.scrollTop;
|
|
|
+
|
|
|
+ return chunk;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Sets the TextareaState properties given a chunk of markdown.
|
|
|
+ this.setChunks = function (chunk) {
|
|
|
+
|
|
|
+ chunk.before = chunk.before + chunk.startTag;
|
|
|
+ chunk.after = chunk.endTag + chunk.after;
|
|
|
+
|
|
|
+ this.start = chunk.before.length;
|
|
|
+ this.end = chunk.before.length + chunk.selection.length;
|
|
|
+ this.text = chunk.before + chunk.selection + chunk.after;
|
|
|
+ this.scrollTop = chunk.scrollTop;
|
|
|
+ };
|
|
|
+ this.init();
|
|
|
+ };
|
|
|
+
|
|
|
+ function PreviewManager(converter, panels, previewRefreshCallback) {
|
|
|
+
|
|
|
+ var managerObj = this;
|
|
|
+ var timeout;
|
|
|
+ var elapsedTime;
|
|
|
+ var oldInputText;
|
|
|
+ var maxDelay = 3000;
|
|
|
+ var startType = "delayed"; // The other legal value is "manual"
|
|
|
+
|
|
|
+ // Adds event listeners to elements
|
|
|
+ var setupEvents = function (inputElem, listener) {
|
|
|
+
|
|
|
+ util.addEvent(inputElem, "input", listener);
|
|
|
+ inputElem.onpaste = listener;
|
|
|
+ inputElem.ondrop = listener;
|
|
|
+
|
|
|
+ util.addEvent(inputElem, "keypress", listener);
|
|
|
+ util.addEvent(inputElem, "keydown", listener);
|
|
|
+ };
|
|
|
+
|
|
|
+ var getDocScrollTop = function () {
|
|
|
+
|
|
|
+ var result = 0;
|
|
|
+
|
|
|
+ if (window.innerHeight) {
|
|
|
+ result = window.pageYOffset;
|
|
|
+ }
|
|
|
+ else if (doc.documentElement && doc.documentElement.scrollTop) {
|
|
|
+ result = doc.documentElement.scrollTop;
|
|
|
+ }
|
|
|
+ else if (doc.body) {
|
|
|
+ result = doc.body.scrollTop;
|
|
|
+ }
|
|
|
+
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+
|
|
|
+ var makePreviewHtml = function () {
|
|
|
+
|
|
|
+ // If there is no registered preview panel
|
|
|
+ // there is nothing to do.
|
|
|
+ if (!panels.preview)
|
|
|
+ return;
|
|
|
+
|
|
|
+
|
|
|
+ var text = panels.input.value;
|
|
|
+ if (text && text == oldInputText) {
|
|
|
+ return; // Input text hasn't changed.
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ oldInputText = text;
|
|
|
+ }
|
|
|
+
|
|
|
+ var prevTime = new Date().getTime();
|
|
|
+
|
|
|
+ text = converter.makeHtml(text);
|
|
|
+
|
|
|
+ // Calculate the processing time of the HTML creation.
|
|
|
+ // It's used as the delay time in the event listener.
|
|
|
+ var currTime = new Date().getTime();
|
|
|
+ elapsedTime = currTime - prevTime;
|
|
|
+
|
|
|
+ pushPreviewHtml(text);
|
|
|
+ };
|
|
|
+
|
|
|
+ // setTimeout is already used. Used as an event listener.
|
|
|
+ var applyTimeout = function () {
|
|
|
+
|
|
|
+ if (timeout) {
|
|
|
+ clearTimeout(timeout);
|
|
|
+ timeout = undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (startType !== "manual") {
|
|
|
+
|
|
|
+ var delay = 0;
|
|
|
+
|
|
|
+ if (startType === "delayed") {
|
|
|
+ delay = elapsedTime;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (delay > maxDelay) {
|
|
|
+ delay = maxDelay;
|
|
|
+ }
|
|
|
+ timeout = setTimeout(makePreviewHtml, delay);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var getScaleFactor = function (panel) {
|
|
|
+ if (panel.scrollHeight <= panel.clientHeight) {
|
|
|
+ return 1;
|
|
|
+ }
|
|
|
+ return panel.scrollTop / (panel.scrollHeight - panel.clientHeight);
|
|
|
+ };
|
|
|
+
|
|
|
+ var setPanelScrollTops = function () {
|
|
|
+ if (panels.preview) {
|
|
|
+ panels.preview.scrollTop = (panels.preview.scrollHeight - panels.preview.clientHeight) * getScaleFactor(panels.preview);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.refresh = function (requiresRefresh) {
|
|
|
+
|
|
|
+ if (requiresRefresh) {
|
|
|
+ oldInputText = "";
|
|
|
+ makePreviewHtml();
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ applyTimeout();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.processingTime = function () {
|
|
|
+ return elapsedTime;
|
|
|
+ };
|
|
|
+
|
|
|
+ var isFirstTimeFilled = true;
|
|
|
+
|
|
|
+ // IE doesn't let you use innerHTML if the element is contained somewhere in a table
|
|
|
+ // (which is the case for inline editing) -- in that case, detach the element, set the
|
|
|
+ // value, and reattach. Yes, that *is* ridiculous.
|
|
|
+ var ieSafePreviewSet = function (text) {
|
|
|
+ var preview = panels.preview;
|
|
|
+ var parent = preview.parentNode;
|
|
|
+ var sibling = preview.nextSibling;
|
|
|
+ parent.removeChild(preview);
|
|
|
+ preview.innerHTML = text;
|
|
|
+ if (!sibling)
|
|
|
+ parent.appendChild(preview);
|
|
|
+ else
|
|
|
+ parent.insertBefore(preview, sibling);
|
|
|
+ }
|
|
|
+
|
|
|
+ var nonSuckyBrowserPreviewSet = function (text) {
|
|
|
+ panels.preview.innerHTML = text;
|
|
|
+ }
|
|
|
+
|
|
|
+ var previewSetter;
|
|
|
+
|
|
|
+ var previewSet = function (text) {
|
|
|
+ if (previewSetter)
|
|
|
+ return previewSetter(text);
|
|
|
+
|
|
|
+ try {
|
|
|
+ nonSuckyBrowserPreviewSet(text);
|
|
|
+ previewSetter = nonSuckyBrowserPreviewSet;
|
|
|
+ } catch (e) {
|
|
|
+ previewSetter = ieSafePreviewSet;
|
|
|
+ previewSetter(text);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var pushPreviewHtml = function (text) {
|
|
|
+
|
|
|
+ var emptyTop = position.getTop(panels.input) - getDocScrollTop();
|
|
|
+
|
|
|
+ if (panels.preview) {
|
|
|
+ previewSet(text);
|
|
|
+ previewRefreshCallback();
|
|
|
+ }
|
|
|
+
|
|
|
+ setPanelScrollTops();
|
|
|
+
|
|
|
+ if (isFirstTimeFilled) {
|
|
|
+ isFirstTimeFilled = false;
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var fullTop = position.getTop(panels.input) - getDocScrollTop();
|
|
|
+
|
|
|
+ if (uaSniffed.isIE) {
|
|
|
+ setTimeout(function () {
|
|
|
+ window.scrollBy(0, fullTop - emptyTop);
|
|
|
+ }, 0);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ window.scrollBy(0, fullTop - emptyTop);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var init = function () {
|
|
|
+
|
|
|
+ setupEvents(panels.input, applyTimeout);
|
|
|
+ makePreviewHtml();
|
|
|
+
|
|
|
+ if (panels.preview) {
|
|
|
+ panels.preview.scrollTop = 0;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ init();
|
|
|
+ };
|
|
|
+
|
|
|
+ // Creates the background behind the hyperlink text entry box.
|
|
|
+ // And download dialog
|
|
|
+ // Most of this has been moved to CSS but the div creation and
|
|
|
+ // browser-specific hacks remain here.
|
|
|
+ ui.createBackground = function () {
|
|
|
+
|
|
|
+ var background = doc.createElement("div"),
|
|
|
+ style = background.style;
|
|
|
+
|
|
|
+ background.className = "wmd-prompt-background";
|
|
|
+
|
|
|
+ style.position = "absolute";
|
|
|
+ style.top = "0";
|
|
|
+
|
|
|
+ style.zIndex = "1000";
|
|
|
+
|
|
|
+ if (uaSniffed.isIE) {
|
|
|
+ style.filter = "alpha(opacity=50)";
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ style.opacity = "0.5";
|
|
|
+ }
|
|
|
+
|
|
|
+ var pageSize = position.getPageSize();
|
|
|
+ style.height = pageSize[1] + "px";
|
|
|
+
|
|
|
+ if (uaSniffed.isIE) {
|
|
|
+ style.left = doc.documentElement.scrollLeft;
|
|
|
+ style.width = doc.documentElement.clientWidth;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ style.left = "0";
|
|
|
+ style.width = "100%";
|
|
|
+ }
|
|
|
+
|
|
|
+ doc.body.appendChild(background);
|
|
|
+ return background;
|
|
|
+ };
|
|
|
+
|
|
|
+ // This simulates a modal dialog box and asks for the URL when you
|
|
|
+ // click the hyperlink or image buttons.
|
|
|
+ //
|
|
|
+ // text: The html for the input box.
|
|
|
+ // defaultInputText: The default value that appears in the input box.
|
|
|
+ // callback: The function which is executed when the prompt is dismissed, either via OK or Cancel.
|
|
|
+ // It receives a single argument; either the entered text (if OK was chosen) or null (if Cancel
|
|
|
+ // was chosen).
|
|
|
+ ui.prompt = function (text, defaultInputText, callback) {
|
|
|
+
|
|
|
+ // These variables need to be declared at this level since they are used
|
|
|
+ // in multiple functions.
|
|
|
+ var dialog; // The dialog box.
|
|
|
+ var input; // The text box where you enter the hyperlink.
|
|
|
+
|
|
|
+
|
|
|
+ if (defaultInputText === undefined) {
|
|
|
+ defaultInputText = "";
|
|
|
+ }
|
|
|
+
|
|
|
+ // Used as a keydown event handler. Esc dismisses the prompt.
|
|
|
+ // Key code 27 is ESC.
|
|
|
+ var checkEscape = function (key) {
|
|
|
+ var code = (key.charCode || key.keyCode);
|
|
|
+ if (code === 27) {
|
|
|
+ close(true);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // Dismisses the hyperlink input box.
|
|
|
+ // isCancel is true if we don't care about the input text.
|
|
|
+ // isCancel is false if we are going to keep the text.
|
|
|
+ var close = function (isCancel) {
|
|
|
+ util.removeEvent(doc.body, "keydown", checkEscape);
|
|
|
+ var text = input.value;
|
|
|
+
|
|
|
+ if (isCancel) {
|
|
|
+ text = null;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ // Fixes common pasting errors.
|
|
|
+ text = text.replace(/^http:\/\/(https?|ftp):\/\//, '$1://');
|
|
|
+ if (!/^(?:https?|ftp):\/\//.test(text))
|
|
|
+ text = 'https://' + text;
|
|
|
+ }
|
|
|
+
|
|
|
+ dialog.parentNode.removeChild(dialog);
|
|
|
+
|
|
|
+ callback(text);
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+
|
|
|
+
|
|
|
+ // Create the text input box form/window.
|
|
|
+ var createDialog = function () {
|
|
|
+
|
|
|
+ // The main dialog box.
|
|
|
+ dialog = doc.createElement("div");
|
|
|
+ dialog.className = "wmd-prompt-dialog";
|
|
|
+ dialog.style.padding = "10px;";
|
|
|
+ dialog.style.position = "fixed";
|
|
|
+ dialog.style.width = "400px";
|
|
|
+ dialog.style.zIndex = "1001";
|
|
|
+
|
|
|
+ // The dialog text.
|
|
|
+ var question = doc.createElement("div");
|
|
|
+ question.innerHTML = text;
|
|
|
+ question.style.padding = "5px";
|
|
|
+ dialog.appendChild(question);
|
|
|
+
|
|
|
+ // The web form container for the text box and buttons.
|
|
|
+ var form = doc.createElement("form"),
|
|
|
+ style = form.style;
|
|
|
+ form.onsubmit = function () {
|
|
|
+ return close(false);
|
|
|
+ };
|
|
|
+ style.padding = "0";
|
|
|
+ style.margin = "0";
|
|
|
+ style.cssFloat = "left";
|
|
|
+ style.width = "100%";
|
|
|
+ style.textAlign = "center";
|
|
|
+ style.position = "relative";
|
|
|
+ dialog.appendChild(form);
|
|
|
+
|
|
|
+ // The input text box
|
|
|
+ input = doc.createElement("input");
|
|
|
+ input.type = "text";
|
|
|
+ input.value = defaultInputText;
|
|
|
+ style = input.style;
|
|
|
+ style.display = "block";
|
|
|
+ style.width = "80%";
|
|
|
+ style.marginLeft = style.marginRight = "auto";
|
|
|
+ form.appendChild(input);
|
|
|
+
|
|
|
+ // The ok button
|
|
|
+ var okButton = doc.createElement("input");
|
|
|
+ okButton.type = "button";
|
|
|
+ okButton.onclick = function () {
|
|
|
+ return close(false);
|
|
|
+ };
|
|
|
+ okButton.value = "OK";
|
|
|
+ style = okButton.style;
|
|
|
+ style.margin = "10px";
|
|
|
+ style.display = "inline";
|
|
|
+ style.width = "7em";
|
|
|
+
|
|
|
+
|
|
|
+ // The cancel button
|
|
|
+ var cancelButton = doc.createElement("input");
|
|
|
+ cancelButton.type = "button";
|
|
|
+ cancelButton.onclick = function () {
|
|
|
+ return close(true);
|
|
|
+ };
|
|
|
+ cancelButton.value = "Cancel";
|
|
|
+ style = cancelButton.style;
|
|
|
+ style.margin = "10px";
|
|
|
+ style.display = "inline";
|
|
|
+ style.width = "7em";
|
|
|
+
|
|
|
+ form.appendChild(okButton);
|
|
|
+ form.appendChild(cancelButton);
|
|
|
+
|
|
|
+ util.addEvent(doc.body, "keydown", checkEscape);
|
|
|
+ dialog.style.top = "50%";
|
|
|
+ dialog.style.left = "50%";
|
|
|
+ dialog.style.display = "block";
|
|
|
+ if (uaSniffed.isIE_5or6) {
|
|
|
+ dialog.style.position = "absolute";
|
|
|
+ dialog.style.top = doc.documentElement.scrollTop + 200 + "px";
|
|
|
+ dialog.style.left = "50%";
|
|
|
+ }
|
|
|
+ doc.body.appendChild(dialog);
|
|
|
+
|
|
|
+ // This has to be done AFTER adding the dialog to the form if you
|
|
|
+ // want it to be centered.
|
|
|
+ dialog.style.marginTop = -(position.getHeight(dialog) / 2) + "px";
|
|
|
+ dialog.style.marginLeft = -(position.getWidth(dialog) / 2) + "px";
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ // Why is this in a zero-length timeout?
|
|
|
+ // Is it working around a browser bug?
|
|
|
+ setTimeout(function () {
|
|
|
+
|
|
|
+ createDialog();
|
|
|
+
|
|
|
+ var defTextLen = defaultInputText.length;
|
|
|
+ if (input.selectionStart !== undefined) {
|
|
|
+ input.selectionStart = 0;
|
|
|
+ input.selectionEnd = defTextLen;
|
|
|
+ }
|
|
|
+ else if (input.createTextRange) {
|
|
|
+ var range = input.createTextRange();
|
|
|
+ range.collapse(false);
|
|
|
+ range.moveStart("character", -defTextLen);
|
|
|
+ range.moveEnd("character", defTextLen);
|
|
|
+ range.select();
|
|
|
+ }
|
|
|
+
|
|
|
+ input.focus();
|
|
|
+ }, 0);
|
|
|
+ };
|
|
|
+
|
|
|
+ function UIManager(postfix, panels, undoManager, previewManager, commandManager, helpOptions, getString) {
|
|
|
+
|
|
|
+ var inputBox = panels.input,
|
|
|
+ buttons = {}; // buttons.undo, buttons.link, etc. The actual DOM elements.
|
|
|
+
|
|
|
+ makeSpritedButtonRow();
|
|
|
+
|
|
|
+ var keyEvent = "keydown";
|
|
|
+ if (uaSniffed.isOpera) {
|
|
|
+ keyEvent = "keypress";
|
|
|
+ }
|
|
|
+
|
|
|
+ util.addEvent(inputBox, keyEvent, function (key) {
|
|
|
+
|
|
|
+ // Check to see if we have a button key and, if so execute the callback.
|
|
|
+ if ((key.ctrlKey || key.metaKey) && !key.altKey && !key.shiftKey) {
|
|
|
+
|
|
|
+ var keyCode = key.charCode || key.keyCode;
|
|
|
+ var keyCodeStr = String.fromCharCode(keyCode).toLowerCase();
|
|
|
+
|
|
|
+ switch (keyCodeStr) {
|
|
|
+ case "b":
|
|
|
+ doClick(buttons.bold);
|
|
|
+ break;
|
|
|
+ case "i":
|
|
|
+ doClick(buttons.italic);
|
|
|
+ break;
|
|
|
+ case "l":
|
|
|
+ doClick(buttons.link);
|
|
|
+ break;
|
|
|
+ case "q":
|
|
|
+ doClick(buttons.quote);
|
|
|
+ break;
|
|
|
+ case "k":
|
|
|
+ doClick(buttons.code);
|
|
|
+ break;
|
|
|
+ case "g":
|
|
|
+ doClick(buttons.image);
|
|
|
+ break;
|
|
|
+ case "o":
|
|
|
+ doClick(buttons.olist);
|
|
|
+ break;
|
|
|
+ case "u":
|
|
|
+ doClick(buttons.ulist);
|
|
|
+ break;
|
|
|
+ case "h":
|
|
|
+ doClick(buttons.heading);
|
|
|
+ break;
|
|
|
+ case "r":
|
|
|
+ doClick(buttons.hr);
|
|
|
+ break;
|
|
|
+ case "m":
|
|
|
+ doClick(buttons.readmore);
|
|
|
+ break;
|
|
|
+ // case "x":
|
|
|
+ // doClick(buttons.strikethrough);
|
|
|
+ // break;
|
|
|
+ case "j":
|
|
|
+ doClick(buttons.table);
|
|
|
+ break;
|
|
|
+ case "p":
|
|
|
+ doClick(buttons.maximize);
|
|
|
+ break;
|
|
|
+ // case "y":
|
|
|
+ // doClick(buttons.redo);
|
|
|
+ // break;
|
|
|
+ // case "z":
|
|
|
+ // if (key.shiftKey) {
|
|
|
+ // doClick(buttons.redo);
|
|
|
+ // }
|
|
|
+ // else {
|
|
|
+ // doClick(buttons.undo);
|
|
|
+ // }
|
|
|
+ // break;
|
|
|
+ default:
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ if (key.preventDefault) {
|
|
|
+ key.preventDefault();
|
|
|
+ }
|
|
|
+
|
|
|
+ if (window.event) {
|
|
|
+ window.event.returnValue = false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ // Auto-indent on shift-enter
|
|
|
+ util.addEvent(inputBox, "keyup", function (key) {
|
|
|
+ if (key.shiftKey && !key.ctrlKey && !key.metaKey) {
|
|
|
+ var keyCode = key.charCode || key.keyCode;
|
|
|
+ // Character 13 is Enter
|
|
|
+ if (keyCode === 13) {
|
|
|
+ var fakeButton = {};
|
|
|
+ fakeButton.textOp = bindCommand("doAutoindent");
|
|
|
+ doClick(fakeButton);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ // special handler because IE clears the context of the textbox on ESC
|
|
|
+ if (uaSniffed.isIE) {
|
|
|
+ util.addEvent(inputBox, "keydown", function (key) {
|
|
|
+ var code = key.keyCode;
|
|
|
+ if (code === 27) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ // Perform the button's action.
|
|
|
+ function doClick(button) {
|
|
|
+
|
|
|
+ inputBox.focus();
|
|
|
+
|
|
|
+ if (button.textOp) {
|
|
|
+
|
|
|
+ if (undoManager) {
|
|
|
+ undoManager.setCommandMode();
|
|
|
+ }
|
|
|
+
|
|
|
+ var state = new TextareaState(panels);
|
|
|
+
|
|
|
+ if (!state) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var chunks = state.getChunks();
|
|
|
+
|
|
|
+ // Some commands launch a "modal" prompt dialog. Javascript
|
|
|
+ // can't really make a modal dialog box and the WMD code
|
|
|
+ // will continue to execute while the dialog is displayed.
|
|
|
+ // This prevents the dialog pattern I'm used to and means
|
|
|
+ // I can't do something like this:
|
|
|
+ //
|
|
|
+ // var link = CreateLinkDialog();
|
|
|
+ // makeMarkdownLink(link);
|
|
|
+ //
|
|
|
+ // Instead of this straightforward method of handling a
|
|
|
+ // dialog I have to pass any code which would execute
|
|
|
+ // after the dialog is dismissed (e.g. link creation)
|
|
|
+ // in a function parameter.
|
|
|
+ //
|
|
|
+ // Yes this is awkward and I think it sucks, but there's
|
|
|
+ // no real workaround. Only the image and link code
|
|
|
+ // create dialogs and require the function pointers.
|
|
|
+ var fixupInputArea = function () {
|
|
|
+
|
|
|
+ inputBox.focus();
|
|
|
+
|
|
|
+ if (chunks) {
|
|
|
+ state.setChunks(chunks);
|
|
|
+ }
|
|
|
+
|
|
|
+ state.restore();
|
|
|
+ previewManager.refresh();
|
|
|
+ };
|
|
|
+
|
|
|
+ var noCleanup = button.textOp(chunks, fixupInputArea);
|
|
|
+
|
|
|
+ if (!noCleanup) {
|
|
|
+ fixupInputArea();
|
|
|
+ }
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ if (button.execute) {
|
|
|
+ button.execute(undoManager);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ function setupButton(button, isEnabled) {
|
|
|
+
|
|
|
+ var normalYShift = "note-btn btn btn-light btn-sm";
|
|
|
+ var disabledYShift = "note-btn btn btn-light btn-sm disabled";
|
|
|
+ var highlightYShift = "";
|
|
|
+ var image = button.getElementsByTagName("span")[0];
|
|
|
+ if (isEnabled) {
|
|
|
+ image.className = normalYShift;
|
|
|
+ if (!button.isHelp) {
|
|
|
+ button.onclick = function () {
|
|
|
+ if (this.onmouseout) {
|
|
|
+ this.onmouseout();
|
|
|
+ }
|
|
|
+ doClick(this);
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ image.className = disabledYShift;
|
|
|
+ button.onmouseover = button.onmouseout = button.onclick = function () {
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function bindCommand(method) {
|
|
|
+ if (typeof method === "string")
|
|
|
+ method = commandManager[method];
|
|
|
+ return function () {
|
|
|
+ method.apply(commandManager, arguments);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function makeSpritedButtonRow() {
|
|
|
+
|
|
|
+ var buttonBar = panels.buttonBar;
|
|
|
+
|
|
|
+ var normalYShift = "note-btn btn btn-light btn-sm";
|
|
|
+ var disabledYShift = "note-btn btn btn-light btn-sm disabled";
|
|
|
+ var highlightYShift = "";
|
|
|
+
|
|
|
+ var buttonRow = document.createElement("ul");
|
|
|
+ buttonRow.style.padding = "0px 10px";
|
|
|
+ buttonRow.id = "wmd-button-row" + postfix;
|
|
|
+ buttonRow.className = 'wmd-button-row';
|
|
|
+ buttonRow = buttonBar.appendChild(buttonRow);
|
|
|
+ var xPosition = 0;
|
|
|
+ var makeButton = function (id, title, XClass, textOp) {
|
|
|
+ var button = document.createElement("li");
|
|
|
+ button.className = "wmd-button";
|
|
|
+ var buttonImage = document.createElement("span");
|
|
|
+ var buttonIcon = document.createElement("i");
|
|
|
+ buttonImage.className = "note-btn btn btn-light btn-sm";
|
|
|
+ buttonIcon.className = XClass;
|
|
|
+ buttonImage.appendChild(buttonIcon);
|
|
|
+ button.id = id + postfix;
|
|
|
+ button.appendChild(buttonImage);
|
|
|
+ button.title = title;
|
|
|
+ if (textOp)
|
|
|
+ button.textOp = textOp;
|
|
|
+ setupButton(button, true);
|
|
|
+ buttonRow.appendChild(button);
|
|
|
+ return button;
|
|
|
+ };
|
|
|
+ var makeSpacer = function (num) {
|
|
|
+ var spacer = document.createElement("li");
|
|
|
+ spacer.className = "wmd-spacer wmd-spacer" + num;
|
|
|
+ spacer.id = "wmd-spacer" + num + postfix;
|
|
|
+ buttonRow.appendChild(spacer);
|
|
|
+ }
|
|
|
+
|
|
|
+ buttons.bold = makeButton("wmd-bold-button", getString("bold"), "fa fa-bold", bindCommand("doBold"));
|
|
|
+ buttons.italic = makeButton("wmd-italic-button", getString("italic"), "fa fa-italic", bindCommand("doItalic"));
|
|
|
+ buttons.heading = makeButton("wmd-heading-button", getString("heading"), "fa fa-header", bindCommand("doHeading"));
|
|
|
+ buttons.strikethrough = makeButton("wmd-strikethrough-button", getString("strikethrough"), "fa fa-strikethrough", bindCommand("doStrikethrough"));
|
|
|
+ //makeSpacer(1);
|
|
|
+ buttons.olist = makeButton("wmd-olist-button", getString("olist"), "fa fa-list-ol", bindCommand(function (chunk, postProcessing) {
|
|
|
+ this.doList(chunk, postProcessing, true);
|
|
|
+ }));
|
|
|
+ buttons.ulist = makeButton("wmd-ulist-button", getString("ulist"), "fa fa-list-ul", bindCommand(function (chunk, postProcessing) {
|
|
|
+ this.doList(chunk, postProcessing, false);
|
|
|
+ }));
|
|
|
+ buttons.quote = makeButton("wmd-quote-button", getString("quote"), "fa fa-quote-right", bindCommand("doBlockquote"));
|
|
|
+ buttons.code = makeButton("wmd-code-button", getString("code"), "fa fa-code", bindCommand("doCode"));
|
|
|
+ buttons.table = makeButton("wmd-table-button", getString("table"), "fa fa-table", bindCommand("doTable"));
|
|
|
+ //makeSpacer(2);
|
|
|
+ buttons.link = makeButton("wmd-link-button", getString("link"), "fa fa-link", bindCommand(function (chunk, postProcessing) {
|
|
|
+ return this.doLinkOrImage(chunk, postProcessing, false);
|
|
|
+ }));
|
|
|
+ buttons.image = makeButton("wmd-image-button", getString("image"), "fa fa-image", bindCommand(function (chunk, postProcessing) {
|
|
|
+ return this.doLinkOrImage(chunk, postProcessing, true);
|
|
|
+ }));
|
|
|
+ buttons.hr = makeButton("wmd-hr-button", getString("hr"), "fa fa-ellipsis-h", bindCommand("doHorizontalRule"));
|
|
|
+ buttons.readmore = makeButton("wmd-readmore-button", getString("readmore"), "fa fa-arrow-right", bindCommand("doReadMore"));
|
|
|
+ buttons.toc = makeButton("wmd-toc-button", getString("toc"), "fa fa-list-alt", bindCommand("doTOC"));
|
|
|
+
|
|
|
+ //makeSpacer(3);
|
|
|
+ buttons.undo = makeButton("wmd-undo-button", getString("undo"), "fa-solid fa-rotate-left", null);
|
|
|
+ buttons.undo.execute = function (manager) {
|
|
|
+ if (manager) manager.undo();
|
|
|
+ };
|
|
|
+
|
|
|
+ var redoTitle = /win/.test(nav.platform.toLowerCase()) ?
|
|
|
+ getString("redo") :
|
|
|
+ getString("redomac"); // mac and other non-Windows platforms
|
|
|
+
|
|
|
+ buttons.redo = makeButton("wmd-redo-button", redoTitle, "fa-solid fa-rotate-right", null);
|
|
|
+ buttons.redo.execute = function (manager) {
|
|
|
+ if (manager) manager.redo();
|
|
|
+ };
|
|
|
+
|
|
|
+ buttons.maximize = makeButton("wmd-maximize-button", getString("maximize"), "fa-solid fa-maximize", toggleFullscreen);
|
|
|
+ buttons.minimize = makeButton("wmd-minimize-button", getString("minimize"), "fa-solid fa-minimize", toggleFullscreen);
|
|
|
+ buttons.minimize.hidden = true;
|
|
|
+
|
|
|
+ if (helpOptions) {
|
|
|
+ var helpButton = document.createElement("li");
|
|
|
+ var helpButtonImage = document.createElement("span");
|
|
|
+ helpButton.appendChild(helpButtonImage);
|
|
|
+ helpButton.className = "wmd-button wmd-help-button";
|
|
|
+ helpButton.id = "wmd-help-button" + postfix;
|
|
|
+ helpButton.XClass = "note-btn btn btn-light btn-sm";
|
|
|
+ helpButton.isHelp = true;
|
|
|
+ helpButton.style.right = "0px";
|
|
|
+ helpButton.title = getString("help");
|
|
|
+ helpButton.onclick = helpOptions.handler;
|
|
|
+
|
|
|
+ setupButton(helpButton, true);
|
|
|
+ buttonRow.appendChild(helpButton);
|
|
|
+ buttons.help = helpButton;
|
|
|
+ }
|
|
|
+
|
|
|
+ setUndoRedoButtonStates();
|
|
|
+ }
|
|
|
+
|
|
|
+ function toggleFullscreen() {
|
|
|
+ var parent = panels.input.parentElement;
|
|
|
+ if (!parent.style.backgroundColor) {
|
|
|
+ parent.style.backgroundColor = getComputedStyle(document.body).backgroundColor;
|
|
|
+ }
|
|
|
+ var fullscreen = parent.classList.toggle('fullscreen-editor');
|
|
|
+ parent.parentElement.parentElement.classList.toggle('fullscreen-wrapper', fullscreen);
|
|
|
+ buttons.maximize.hidden = fullscreen;
|
|
|
+ buttons.minimize.hidden = !fullscreen;
|
|
|
+ document.body.style.overflowY = fullscreen ? 'hidden' : null;
|
|
|
+ document.body.querySelector('aside.main-sidebar').style.display =
|
|
|
+ document.body.querySelector('nav.main-header').style.display = fullscreen ? 'none' : null;
|
|
|
+ }
|
|
|
+
|
|
|
+ function setUndoRedoButtonStates() {
|
|
|
+ if (undoManager) {
|
|
|
+ setupButton(buttons.undo, undoManager.canUndo());
|
|
|
+ setupButton(buttons.redo, undoManager.canRedo());
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.setUndoRedoButtonStates = setUndoRedoButtonStates;
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ function CommandManager(pluginHooks, getString) {
|
|
|
+ this.hooks = pluginHooks;
|
|
|
+ this.getString = getString;
|
|
|
+ }
|
|
|
+
|
|
|
+ var commandProto = CommandManager.prototype;
|
|
|
+
|
|
|
+ // The markdown symbols - 4 spaces = code, > = blockquote, etc.
|
|
|
+ commandProto.prefixes = "(?:\\s{4,}|\\s*>|\\s*-\\s+|\\s*\\d+\\.|=|\\+|-|_|\\*|#|\\s*\\[[^\n]]+\\]:)";
|
|
|
+
|
|
|
+ // Remove markdown symbols from the chunk selection.
|
|
|
+ commandProto.unwrap = function (chunk) {
|
|
|
+ var txt = new re("([^\\n])\\n(?!(\\n|" + this.prefixes + "))", "g");
|
|
|
+ chunk.selection = chunk.selection.replace(txt, "$1 $2");
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.wrap = function (chunk, len) {
|
|
|
+ this.unwrap(chunk);
|
|
|
+ var regex = new re("(.{1," + len + "})( +|$\\n?)", "gm"),
|
|
|
+ that = this;
|
|
|
+
|
|
|
+ chunk.selection = chunk.selection.replace(regex, function (line, marked) {
|
|
|
+ if (new re("^" + that.prefixes, "").test(line)) {
|
|
|
+ return line;
|
|
|
+ }
|
|
|
+ return marked + "\n";
|
|
|
+ });
|
|
|
+
|
|
|
+ chunk.selection = chunk.selection.replace(/\s+$/, "");
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doBold = function (chunk, postProcessing) {
|
|
|
+ return this.doBorI(chunk, postProcessing, 2, this.getString("boldexample"));
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doItalic = function (chunk, postProcessing) {
|
|
|
+ return this.doBorI(chunk, postProcessing, 1, this.getString("italicexample"));
|
|
|
+ };
|
|
|
+
|
|
|
+ // chunk: The selected region that will be enclosed with */**
|
|
|
+ // nStars: 1 for italics, 2 for bold
|
|
|
+ // insertText: If you just click the button without highlighting text, this gets inserted
|
|
|
+ commandProto.doBorI = function (chunk, postProcessing, nStars, insertText) {
|
|
|
+
|
|
|
+ // Get rid of whitespace and fixup newlines.
|
|
|
+ chunk.trimWhitespace();
|
|
|
+ chunk.selection = chunk.selection.replace(/\n{2,}/g, "\n");
|
|
|
+
|
|
|
+ // Look for stars before and after. Is the chunk already marked up?
|
|
|
+ // note that these regex matches cannot fail
|
|
|
+ var starsBefore = /(\**$)/.exec(chunk.before)[0];
|
|
|
+ var starsAfter = /(^\**)/.exec(chunk.after)[0];
|
|
|
+
|
|
|
+ var prevStars = Math.min(starsBefore.length, starsAfter.length);
|
|
|
+
|
|
|
+ // Remove stars if we have to since the button acts as a toggle.
|
|
|
+ if ((prevStars >= nStars) && (prevStars != 2 || nStars != 1)) {
|
|
|
+ chunk.before = chunk.before.replace(re("[*]{" + nStars + "}$", ""), "");
|
|
|
+ chunk.after = chunk.after.replace(re("^[*]{" + nStars + "}", ""), "");
|
|
|
+ }
|
|
|
+ else if (!chunk.selection && starsAfter) {
|
|
|
+ // It's not really clear why this code is necessary. It just moves
|
|
|
+ // some arbitrary stuff around.
|
|
|
+ chunk.after = chunk.after.replace(/^([*_]*)/, "");
|
|
|
+ chunk.before = chunk.before.replace(/(\s?)$/, "");
|
|
|
+ var whitespace = re.$1;
|
|
|
+ chunk.before = chunk.before + starsAfter + whitespace;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+
|
|
|
+ // In most cases, if you don't have any selected text and click the button
|
|
|
+ // you'll get a selected, marked up region with the default text inserted.
|
|
|
+ if (!chunk.selection && !starsAfter) {
|
|
|
+ chunk.selection = insertText;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add the true markup.
|
|
|
+ var markup = nStars <= 1 ? "*" : "**"; // shouldn't the test be = ?
|
|
|
+ chunk.before = chunk.before + markup;
|
|
|
+ chunk.after = markup + chunk.after;
|
|
|
+ }
|
|
|
+
|
|
|
+ return;
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.stripLinkDefs = function (text, defsToAdd) {
|
|
|
+
|
|
|
+ text = text.replace(/^[ ]{0,3}\[(\d+)\]:[ \t]*\n?[ \t]*<?(\S+?)>?[ \t]*\n?[ \t]*(?:(\n*)["(](.+?)[")][ \t]*)?(?:\n+|$)/gm,
|
|
|
+ function (totalMatch, id, link, newlines, title) {
|
|
|
+ defsToAdd[id] = totalMatch.replace(/\s*$/, "");
|
|
|
+ if (newlines) {
|
|
|
+ // Strip the title and return that separately.
|
|
|
+ defsToAdd[id] = totalMatch.replace(/["(](.+?)[")]$/, "");
|
|
|
+ return newlines + title;
|
|
|
+ }
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+
|
|
|
+ return text;
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.addLinkDef = function (chunk, linkDef) {
|
|
|
+
|
|
|
+ var refNumber = 0; // The current reference number
|
|
|
+ var defsToAdd = {}; //
|
|
|
+ // Start with a clean slate by removing all previous link definitions.
|
|
|
+ chunk.before = this.stripLinkDefs(chunk.before, defsToAdd);
|
|
|
+ chunk.selection = this.stripLinkDefs(chunk.selection, defsToAdd);
|
|
|
+ chunk.after = this.stripLinkDefs(chunk.after, defsToAdd);
|
|
|
+
|
|
|
+ var defs = "";
|
|
|
+ var regex = /(\[)((?:\[[^\]]*\]|[^\[\]])*)(\][ ]?(?:\n[ ]*)?\[)(\d+)(\])/g;
|
|
|
+
|
|
|
+ var addDefNumber = function (def) {
|
|
|
+ refNumber++;
|
|
|
+ def = def.replace(/^[ ]{0,3}\[(\d+)\]:/, " [" + refNumber + "]:");
|
|
|
+ defs += "\n" + def;
|
|
|
+ };
|
|
|
+
|
|
|
+ // note that
|
|
|
+ // a) the recursive call to getLink cannot go infinite, because by definition
|
|
|
+ // of regex, inner is always a proper substring of wholeMatch, and
|
|
|
+ // b) more than one level of nesting is neither supported by the regex
|
|
|
+ // nor making a lot of sense (the only use case for nesting is a linked image)
|
|
|
+ var getLink = function (wholeMatch, before, inner, afterInner, id, end) {
|
|
|
+ inner = inner.replace(regex, getLink);
|
|
|
+ if (defsToAdd[id]) {
|
|
|
+ addDefNumber(defsToAdd[id]);
|
|
|
+ return before + inner + afterInner + refNumber + end;
|
|
|
+ }
|
|
|
+ return wholeMatch;
|
|
|
+ };
|
|
|
+
|
|
|
+ chunk.before = chunk.before.replace(regex, getLink);
|
|
|
+
|
|
|
+ if (linkDef) {
|
|
|
+ addDefNumber(linkDef);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ chunk.selection = chunk.selection.replace(regex, getLink);
|
|
|
+ }
|
|
|
+
|
|
|
+ var refOut = refNumber;
|
|
|
+
|
|
|
+ chunk.after = chunk.after.replace(regex, getLink);
|
|
|
+
|
|
|
+ if (chunk.after) {
|
|
|
+ chunk.after = chunk.after.replace(/\n*$/, "");
|
|
|
+ }
|
|
|
+ if (!chunk.after) {
|
|
|
+ chunk.selection = chunk.selection.replace(/\n*$/, "");
|
|
|
+ }
|
|
|
+
|
|
|
+ chunk.after += "\n\n" + defs;
|
|
|
+
|
|
|
+ return refOut;
|
|
|
+ };
|
|
|
+
|
|
|
+ // takes the line as entered into the add link/as image dialog and makes
|
|
|
+ // sure the URL and the optinal title are "nice".
|
|
|
+ function properlyEncoded(linkdef) {
|
|
|
+ return linkdef.replace(/^\s*(.*?)(?:\s+"(.+)")?\s*$/, function (wholematch, link, title) {
|
|
|
+ link = link.replace(/\?.*$/, function (querypart) {
|
|
|
+ return querypart.replace(/\+/g, " "); // in the query string, a plus and a space are identical
|
|
|
+ });
|
|
|
+ link = decodeURIComponent(link); // unencode first, to prevent double encoding
|
|
|
+ link = encodeURI(link).replace(/'/g, '%27').replace(/\(/g, '%28').replace(/\)/g, '%29');
|
|
|
+ link = link.replace(/\?.*$/, function (querypart) {
|
|
|
+ return querypart.replace(/\+/g, "%2b"); // since we replaced plus with spaces in the query part, all pluses that now appear where originally encoded
|
|
|
+ });
|
|
|
+ if (title) {
|
|
|
+ title = title.trim ? title.trim() : title.replace(/^\s*/, "").replace(/\s*$/, "");
|
|
|
+ title = title.replace(/"/g, "quot;").replace(/\(/g, "(").replace(/\)/g, ")").replace(/</g, "<").replace(/>/g, ">");
|
|
|
+ }
|
|
|
+ return title ? link + ' "' + title + '"' : link;
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ commandProto.doLinkOrImage = function (chunk, postProcessing, isImage) {
|
|
|
+
|
|
|
+ chunk.trimWhitespace();
|
|
|
+ chunk.findTags(/\s*!?\[/, /\][ ]?(?:\n[ ]*)?(\[.*?\])?/);
|
|
|
+ var background;
|
|
|
+
|
|
|
+ if (chunk.endTag.length > 1 && chunk.startTag.length > 0) {
|
|
|
+
|
|
|
+ chunk.startTag = chunk.startTag.replace(/!?\[/, "");
|
|
|
+ chunk.endTag = "";
|
|
|
+ this.addLinkDef(chunk, null);
|
|
|
+
|
|
|
+ }
|
|
|
+ else {
|
|
|
+
|
|
|
+ // We're moving start and end tag back into the selection, since (as we're in the else block) we're not
|
|
|
+ // *removing* a link, but *adding* one, so whatever findTags() found is now back to being part of the
|
|
|
+ // link text. linkEnteredCallback takes care of escaping any brackets.
|
|
|
+ chunk.selection = chunk.startTag + chunk.selection + chunk.endTag;
|
|
|
+ chunk.startTag = chunk.endTag = "";
|
|
|
+
|
|
|
+ if (/\n\n/.test(chunk.selection)) {
|
|
|
+ this.addLinkDef(chunk, null);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ var that = this;
|
|
|
+ // The function to be executed when you enter a link and press OK or Cancel.
|
|
|
+ // Marks up the link and adds the ref.
|
|
|
+ var linkEnteredCallback = function (link) {
|
|
|
+
|
|
|
+ background.remove();
|
|
|
+
|
|
|
+ if (link !== null) {
|
|
|
+ // ( $1
|
|
|
+ // [^\\] anything that's not a backslash
|
|
|
+ // (?:\\\\)* an even number (this includes zero) of backslashes
|
|
|
+ // )
|
|
|
+ // (?= followed by
|
|
|
+ // [[\]] an opening or closing bracket
|
|
|
+ // )
|
|
|
+ //
|
|
|
+ // In other words, a non-escaped bracket. These have to be escaped now to make sure they
|
|
|
+ // don't count as the end of the link or similar.
|
|
|
+ // Note that the actual bracket has to be a lookahead, because (in case of to subsequent brackets),
|
|
|
+ // the bracket in one match may be the "not a backslash" character in the next match, so it
|
|
|
+ // should not be consumed by the first match.
|
|
|
+ // The "prepend a space and finally remove it" steps makes sure there is a "not a backslash" at the
|
|
|
+ // start of the string, so this also works if the selection begins with a bracket. We cannot solve
|
|
|
+ // this by anchoring with ^, because in the case that the selection starts with two brackets, this
|
|
|
+ // would mean a zero-width match at the start. Since zero-width matches advance the string position,
|
|
|
+ // the first bracket could then not act as the "not a backslash" for the second.
|
|
|
+ chunk.selection = (" " + chunk.selection).replace(/([^\\](?:\\\\)*)(?=[[\]])/g, "$1\\").substr(1);
|
|
|
+
|
|
|
+ // var linkDef = " [999]: " + properlyEncoded(link);
|
|
|
+
|
|
|
+ // var num = that.addLinkDef(chunk, linkDef);
|
|
|
+ chunk.startTag = isImage ? "![" : "[";
|
|
|
+ // chunk.endTag = "][" + num + "]";
|
|
|
+ chunk.endTag = "](" + properlyEncoded(link) + ")";
|
|
|
+
|
|
|
+ if (!chunk.selection) {
|
|
|
+ if (isImage) {
|
|
|
+ chunk.selection = that.getString("imagedescription");
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ chunk.selection = that.getString("linkdescription");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ postProcessing();
|
|
|
+ };
|
|
|
+
|
|
|
+ background = ui.createBackground();
|
|
|
+
|
|
|
+ if (isImage) {
|
|
|
+ if (!this.hooks.insertImageDialog(linkEnteredCallback))
|
|
|
+ ui.prompt(this.getString("imagedialog"), imageDefaultText, linkEnteredCallback);
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ ui.prompt(this.getString("linkdialog"), linkDefaultText, linkEnteredCallback);
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // When making a list, hitting shift-enter will put your cursor on the next line
|
|
|
+ // at the current indent level.
|
|
|
+ commandProto.doAutoindent = function (chunk, postProcessing) {
|
|
|
+
|
|
|
+ var commandMgr = this,
|
|
|
+ fakeSelection = false;
|
|
|
+
|
|
|
+ chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]*\n$/, "\n\n");
|
|
|
+ chunk.before = chunk.before.replace(/(\n|^)[ ]{0,3}>[ \t]*\n$/, "\n\n");
|
|
|
+ chunk.before = chunk.before.replace(/(\n|^)[ \t]+\n$/, "\n\n");
|
|
|
+
|
|
|
+ // There's no selection, end the cursor wasn't at the end of the line:
|
|
|
+ // The user wants to split the current list item / code line / blockquote line
|
|
|
+ // (for the latter it doesn't really matter) in two. Temporarily select the
|
|
|
+ // (rest of the) line to achieve this.
|
|
|
+ if (!chunk.selection && !/^[ \t]*(?:\n|$)/.test(chunk.after)) {
|
|
|
+ chunk.after = chunk.after.replace(/^[^\n]*/, function (wholeMatch) {
|
|
|
+ chunk.selection = wholeMatch;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+ fakeSelection = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (/(\n|^)[ ]{0,3}([*+-]|\d+[.])[ \t]+.*\n$/.test(chunk.before)) {
|
|
|
+ if (commandMgr.doList) {
|
|
|
+ commandMgr.doList(chunk);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (/(\n|^)[ ]{0,3}>[ \t]+.*\n$/.test(chunk.before)) {
|
|
|
+ if (commandMgr.doBlockquote) {
|
|
|
+ commandMgr.doBlockquote(chunk);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
|
|
|
+ if (commandMgr.doCode) {
|
|
|
+ commandMgr.doCode(chunk);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (fakeSelection) {
|
|
|
+ chunk.after = chunk.selection + chunk.after;
|
|
|
+ chunk.selection = "";
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doBlockquote = function (chunk, postProcessing) {
|
|
|
+
|
|
|
+ chunk.selection = chunk.selection.replace(/^(\n*)([^\r]+?)(\n*)$/,
|
|
|
+ function (totalMatch, newlinesBefore, text, newlinesAfter) {
|
|
|
+ chunk.before += newlinesBefore;
|
|
|
+ chunk.after = newlinesAfter + chunk.after;
|
|
|
+ return text;
|
|
|
+ });
|
|
|
+
|
|
|
+ chunk.before = chunk.before.replace(/(>[ \t]*)$/,
|
|
|
+ function (totalMatch, blankLine) {
|
|
|
+ chunk.selection = blankLine + chunk.selection;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+
|
|
|
+ chunk.selection = chunk.selection.replace(/^(\s|>)+$/, "");
|
|
|
+ chunk.selection = chunk.selection || this.getString("quoteexample");
|
|
|
+
|
|
|
+ // The original code uses a regular expression to find out how much of the
|
|
|
+ // text *directly before* the selection already was a blockquote:
|
|
|
+
|
|
|
+ /*
|
|
|
+ if (chunk.before) {
|
|
|
+ chunk.before = chunk.before.replace(/\n?$/, "\n");
|
|
|
+ }
|
|
|
+ chunk.before = chunk.before.replace(/(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*$)/,
|
|
|
+ function (totalMatch) {
|
|
|
+ chunk.startTag = totalMatch;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+ */
|
|
|
+
|
|
|
+ // This comes down to:
|
|
|
+ // Go backwards as many lines a possible, such that each line
|
|
|
+ // a) starts with ">", or
|
|
|
+ // b) is almost empty, except for whitespace, or
|
|
|
+ // c) is preceeded by an unbroken chain of non-empty lines
|
|
|
+ // leading up to a line that starts with ">" and at least one more character
|
|
|
+ // and in addition
|
|
|
+ // d) at least one line fulfills a)
|
|
|
+ //
|
|
|
+ // Since this is essentially a backwards-moving regex, it's susceptible to
|
|
|
+ // catstrophic backtracking and can cause the browser to hang;
|
|
|
+ // see e.g. http://meta.stackoverflow.com/questions/9807.
|
|
|
+ //
|
|
|
+ // Hence we replaced this by a simple state machine that just goes through the
|
|
|
+ // lines and checks for a), b), and c).
|
|
|
+
|
|
|
+ var match = "",
|
|
|
+ leftOver = "",
|
|
|
+ line;
|
|
|
+ if (chunk.before) {
|
|
|
+ var lines = chunk.before.replace(/\n$/, "").split("\n");
|
|
|
+ var inChain = false;
|
|
|
+ for (var i = 0; i < lines.length; i++) {
|
|
|
+ var good = false;
|
|
|
+ line = lines[i];
|
|
|
+ inChain = inChain && line.length > 0; // c) any non-empty line continues the chain
|
|
|
+ if (/^>/.test(line)) { // a)
|
|
|
+ good = true;
|
|
|
+ if (!inChain && line.length > 1) // c) any line that starts with ">" and has at least one more character starts the chain
|
|
|
+ inChain = true;
|
|
|
+ } else if (/^[ \t]*$/.test(line)) { // b)
|
|
|
+ good = true;
|
|
|
+ } else {
|
|
|
+ good = inChain; // c) the line is not empty and does not start with ">", so it matches if and only if we're in the chain
|
|
|
+ }
|
|
|
+ if (good) {
|
|
|
+ match += line + "\n";
|
|
|
+ } else {
|
|
|
+ leftOver += match + line;
|
|
|
+ match = "\n";
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (!/(^|\n)>/.test(match)) { // d)
|
|
|
+ leftOver += match;
|
|
|
+ match = "";
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ chunk.startTag = match;
|
|
|
+ chunk.before = leftOver;
|
|
|
+
|
|
|
+ // end of change
|
|
|
+
|
|
|
+ if (chunk.after) {
|
|
|
+ chunk.after = chunk.after.replace(/^\n?/, "\n");
|
|
|
+ }
|
|
|
+
|
|
|
+ chunk.after = chunk.after.replace(/^(((\n|^)(\n[ \t]*)*>(.+\n)*.*)+(\n[ \t]*)*)/,
|
|
|
+ function (totalMatch) {
|
|
|
+ chunk.endTag = totalMatch;
|
|
|
+ return "";
|
|
|
+ }
|
|
|
+ );
|
|
|
+
|
|
|
+ var replaceBlanksInTags = function (useBracket) {
|
|
|
+
|
|
|
+ var replacement = useBracket ? "> " : "";
|
|
|
+
|
|
|
+ if (chunk.startTag) {
|
|
|
+ chunk.startTag = chunk.startTag.replace(/\n((>|\s)*)\n$/,
|
|
|
+ function (totalMatch, markdown) {
|
|
|
+ return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
|
|
|
+ });
|
|
|
+ }
|
|
|
+ if (chunk.endTag) {
|
|
|
+ chunk.endTag = chunk.endTag.replace(/^\n((>|\s)*)\n/,
|
|
|
+ function (totalMatch, markdown) {
|
|
|
+ return "\n" + markdown.replace(/^[ ]{0,3}>?[ \t]*$/gm, replacement) + "\n";
|
|
|
+ });
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ if (/^(?![ ]{0,3}>)/m.test(chunk.selection)) {
|
|
|
+ this.wrap(chunk, SETTINGS.lineLength - 2);
|
|
|
+ chunk.selection = chunk.selection.replace(/^/gm, "> ");
|
|
|
+ replaceBlanksInTags(true);
|
|
|
+ chunk.skipLines();
|
|
|
+ } else {
|
|
|
+ chunk.selection = chunk.selection.replace(/^[ ]{0,3}> ?/gm, "");
|
|
|
+ this.unwrap(chunk);
|
|
|
+ replaceBlanksInTags(false);
|
|
|
+
|
|
|
+ if (!/^(\n|^)[ ]{0,3}>/.test(chunk.selection) && chunk.startTag) {
|
|
|
+ chunk.startTag = chunk.startTag.replace(/\n{0,2}$/, "\n\n");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!/(\n|^)[ ]{0,3}>.*$/.test(chunk.selection) && chunk.endTag) {
|
|
|
+ chunk.endTag = chunk.endTag.replace(/^\n{0,2}/, "\n\n");
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ chunk.selection = this.hooks.postBlockquoteCreation(chunk.selection);
|
|
|
+
|
|
|
+ if (!/\n/.test(chunk.selection)) {
|
|
|
+ chunk.selection = chunk.selection.replace(/^(> *)/,
|
|
|
+ function (wholeMatch, blanks) {
|
|
|
+ chunk.startTag += blanks;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doCode = function (chunk, postProcessing) {
|
|
|
+
|
|
|
+ var hasTextBefore = /\S[ ]*$/.test(chunk.before);
|
|
|
+ var hasTextAfter = /^[ ]*\S/.test(chunk.after);
|
|
|
+
|
|
|
+ // Use 'four space' markdown if the selection is on its own
|
|
|
+ // line or is multiline.
|
|
|
+ if ((!hasTextAfter && !hasTextBefore) || /\n/.test(chunk.selection)) {
|
|
|
+
|
|
|
+ chunk.before = chunk.before.replace(/[ ]{4}$/,
|
|
|
+ function (totalMatch) {
|
|
|
+ chunk.selection = totalMatch + chunk.selection;
|
|
|
+ return "";
|
|
|
+ });
|
|
|
+
|
|
|
+ var nLinesBack = 1;
|
|
|
+ var nLinesForward = 1;
|
|
|
+
|
|
|
+ if (/(\n|^)(\t|[ ]{4,}).*\n$/.test(chunk.before)) {
|
|
|
+ nLinesBack = 0;
|
|
|
+ }
|
|
|
+ if (/^\n(\t|[ ]{4,})/.test(chunk.after)) {
|
|
|
+ nLinesForward = 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ chunk.skipLines(nLinesBack, nLinesForward);
|
|
|
+
|
|
|
+ if (!chunk.selection) {
|
|
|
+ chunk.startTag = "```\n";
|
|
|
+ chunk.selection = this.getString("codeexample");
|
|
|
+ chunk.endTag = "\n```";
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ if (/^[ ]{0,3}\S/m.test(chunk.selection)) {
|
|
|
+ if (/\n/.test(chunk.selection))
|
|
|
+ chunk.selection = "```\n" + chunk.selection;
|
|
|
+ else // if it's not multiline, do not select the four added spaces; this is more consistent with the doList behavior
|
|
|
+ chunk.startTag = "```\n";
|
|
|
+ chunk.endTag = "\n```";
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ chunk.selection = chunk.selection.replace(/^(?:[ ]{4}|[ ]{0,3}\t)/gm, "");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ // Use backticks (`) to delimit the code block.
|
|
|
+
|
|
|
+ chunk.trimWhitespace();
|
|
|
+ chunk.findTags(/`/, /`/);
|
|
|
+
|
|
|
+ if (!chunk.startTag && !chunk.endTag) {
|
|
|
+ chunk.startTag = chunk.endTag = "`";
|
|
|
+ if (!chunk.selection) {
|
|
|
+ chunk.selection = this.getString("codeexample");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (chunk.endTag && !chunk.startTag) {
|
|
|
+ chunk.before += chunk.endTag;
|
|
|
+ chunk.endTag = "";
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ chunk.startTag = chunk.endTag = "";
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doList = function (chunk, postProcessing, isNumberedList) {
|
|
|
+
|
|
|
+ // These are identical except at the very beginning and end.
|
|
|
+ // Should probably use the regex extension function to make this clearer.
|
|
|
+ var previousItemsRegex = /(\n|^)(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*$/;
|
|
|
+ var nextItemsRegex = /^\n*(([ ]{0,3}([*+-]|\d+[.])[ \t]+.*)(\n.+|\n{2,}([*+-].*|\d+[.])[ \t]+.*|\n{2,}[ \t]+\S.*)*)\n*/;
|
|
|
+
|
|
|
+ // The default bullet is a dash but others are possible.
|
|
|
+ // This has nothing to do with the particular HTML bullet,
|
|
|
+ // it's just a markdown bullet.
|
|
|
+ var bullet = "-";
|
|
|
+
|
|
|
+ // The number in a numbered list.
|
|
|
+ var num = 1;
|
|
|
+
|
|
|
+ // Get the item prefix - e.g. " 1. " for a numbered list, " - " for a bulleted list.
|
|
|
+ var getItemPrefix = function () {
|
|
|
+ var prefix;
|
|
|
+ if (isNumberedList) {
|
|
|
+ prefix = " " + num + ". ";
|
|
|
+ num++;
|
|
|
+ }
|
|
|
+ else {
|
|
|
+ prefix = " " + bullet + " ";
|
|
|
+ }
|
|
|
+ return prefix;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Fixes the prefixes of the other list items.
|
|
|
+ var getPrefixedItem = function (itemText) {
|
|
|
+
|
|
|
+ // The numbering flag is unset when called by autoindent.
|
|
|
+ if (isNumberedList === undefined) {
|
|
|
+ isNumberedList = /^\s*\d/.test(itemText);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Renumber/bullet the list element.
|
|
|
+ itemText = itemText.replace(/^[ ]{0,3}([*+-]|\d+[.])\s/gm,
|
|
|
+ function (_) {
|
|
|
+ return getItemPrefix();
|
|
|
+ });
|
|
|
+
|
|
|
+ return itemText;
|
|
|
+ };
|
|
|
+
|
|
|
+ chunk.findTags(/(\n|^)*[ ]{0,3}([*+-]|\d+[.])\s+/, null);
|
|
|
+
|
|
|
+ if (chunk.before && !/\n$/.test(chunk.before) && !/^\n/.test(chunk.startTag)) {
|
|
|
+ chunk.before += chunk.startTag;
|
|
|
+ chunk.startTag = "";
|
|
|
+ }
|
|
|
+
|
|
|
+ if (chunk.startTag) {
|
|
|
+
|
|
|
+ var hasDigits = /\d+[.]/.test(chunk.startTag);
|
|
|
+ chunk.startTag = "";
|
|
|
+ chunk.selection = chunk.selection.replace(/\n[ ]{4}/g, "\n");
|
|
|
+ this.unwrap(chunk);
|
|
|
+ chunk.skipLines();
|
|
|
+
|
|
|
+ if (hasDigits) {
|
|
|
+ // Have to renumber the bullet points if this is a numbered list.
|
|
|
+ chunk.after = chunk.after.replace(nextItemsRegex, getPrefixedItem);
|
|
|
+ }
|
|
|
+ if (isNumberedList == hasDigits) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ var nLinesUp = 1;
|
|
|
+
|
|
|
+ chunk.before = chunk.before.replace(previousItemsRegex,
|
|
|
+ function (itemText) {
|
|
|
+ if (/^\s*([*+-])/.test(itemText)) {
|
|
|
+ bullet = re.$1;
|
|
|
+ }
|
|
|
+ nLinesUp = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
|
|
|
+ return getPrefixedItem(itemText);
|
|
|
+ });
|
|
|
+
|
|
|
+ if (!chunk.selection) {
|
|
|
+ chunk.selection = this.getString("litem");
|
|
|
+ }
|
|
|
+
|
|
|
+ var prefix = getItemPrefix();
|
|
|
+
|
|
|
+ var nLinesDown = 1;
|
|
|
+
|
|
|
+ chunk.after = chunk.after.replace(nextItemsRegex,
|
|
|
+ function (itemText) {
|
|
|
+ nLinesDown = /[^\n]\n\n[^\n]/.test(itemText) ? 1 : 0;
|
|
|
+ return getPrefixedItem(itemText);
|
|
|
+ });
|
|
|
+
|
|
|
+ chunk.trimWhitespace(true);
|
|
|
+ chunk.skipLines(nLinesUp, nLinesDown, true);
|
|
|
+ chunk.startTag = prefix;
|
|
|
+ var spaces = prefix.replace(/./g, " ");
|
|
|
+ this.wrap(chunk, SETTINGS.lineLength - spaces.length);
|
|
|
+ chunk.selection = chunk.selection.replace(/\n/g, "\n" + spaces);
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doHeading = function (chunk, postProcessing) {
|
|
|
+
|
|
|
+ // Remove leading/trailing whitespace and reduce internal spaces to single spaces.
|
|
|
+ chunk.selection = chunk.selection.replace(/\s+/g, " ");
|
|
|
+ chunk.selection = chunk.selection.replace(/(^\s+|\s+$)/g, "");
|
|
|
+
|
|
|
+ // If we clicked the button with no selected text, we just
|
|
|
+ // make a level 2 hash header around some default text.
|
|
|
+ if (!chunk.selection) {
|
|
|
+ chunk.startTag = "## ";
|
|
|
+ chunk.selection = this.getString("headingexample");
|
|
|
+ chunk.endTag = " \n";
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var headerLevel = 0; // The existing header level of the selected text.
|
|
|
+
|
|
|
+ // Remove any existing hash heading markdown and save the header level.
|
|
|
+ chunk.findTags(/#+[ ]*/, /[ ]*#+/);
|
|
|
+ if (/#+/.test(chunk.startTag)) {
|
|
|
+ headerLevel = re.lastMatch.length;
|
|
|
+ }
|
|
|
+ chunk.startTag = chunk.endTag = "";
|
|
|
+
|
|
|
+ // Try to get the current header level by looking for - and = in the line
|
|
|
+ // below the selection.
|
|
|
+ chunk.findTags(null, /\s?(-+|=+)/);
|
|
|
+ if (/=+/.test(chunk.endTag)) {
|
|
|
+ headerLevel = 1;
|
|
|
+ }
|
|
|
+ if (/-+/.test(chunk.endTag)) {
|
|
|
+ headerLevel = 2;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Skip to the next line so we can create the header markdown.
|
|
|
+ chunk.startTag = chunk.endTag = "";
|
|
|
+ chunk.skipLines(1, 1);
|
|
|
+
|
|
|
+ // We make a level 4 header if there is no current header.
|
|
|
+ // If there is a header level, we substract one from the header level.
|
|
|
+ // If it's already a level 1 header, it's removed.
|
|
|
+ var headerLevelToCreate = headerLevel == 0 ? 4 : headerLevel - 1;
|
|
|
+
|
|
|
+ /*
|
|
|
+ if (headerLevelToCreate > 0) {
|
|
|
+
|
|
|
+ // The button only creates level 1 and 2 underline headers.
|
|
|
+ // Why not have it iterate over hash header levels? Wouldn't that be easier and cleaner?
|
|
|
+ var headerChar = headerLevelToCreate >= 2 ? "-" : "=";
|
|
|
+ var len = chunk.selection.length;
|
|
|
+ if (len > SETTINGS.lineLength) {
|
|
|
+ len = SETTINGS.lineLength;
|
|
|
+ }
|
|
|
+ chunk.endTag = "\n";
|
|
|
+ while (len--) {
|
|
|
+ chunk.endTag += headerChar;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ */
|
|
|
+
|
|
|
+ if (headerLevelToCreate > 0) {
|
|
|
+ var hashesToCreate = headerLevelToCreate;
|
|
|
+ while (hashesToCreate--) {
|
|
|
+ chunk.startTag += "#";
|
|
|
+ }
|
|
|
+ chunk.startTag += " "; //So we have #### Header instead of ####Header (optional)
|
|
|
+ }
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doHorizontalRule = function (chunk, postProcessing) {
|
|
|
+ chunk.startTag = "----------\n";
|
|
|
+ chunk.selection = "";
|
|
|
+ chunk.skipLines(1, 1, true);
|
|
|
+ }
|
|
|
+
|
|
|
+ commandProto.doReadMore = function (chunk, postProcessing) {
|
|
|
+ chunk.startTag = "<!--more-->";
|
|
|
+ chunk.selection = "";
|
|
|
+ chunk.skipLines(1, 1, true);
|
|
|
+ }
|
|
|
+
|
|
|
+ commandProto.doTOC = function (chunk, postProcessing) {
|
|
|
+ chunk.startTag = "<!--toc-->";
|
|
|
+ chunk.selection = "";
|
|
|
+ chunk.skipLines(1, 1, true);
|
|
|
+ }
|
|
|
+
|
|
|
+ commandProto.doStrikethrough = function (chunk, postProcessing) {
|
|
|
+
|
|
|
+ // Get rid of whitespace and fixup newlines.
|
|
|
+ chunk.trimWhitespace();
|
|
|
+ chunk.selection = chunk.selection.replace(/\n{2,}/g, "\n");
|
|
|
+
|
|
|
+ // Look for stars before and after. Is the chunk already marked up?
|
|
|
+ // note that these regex matches cannot fail
|
|
|
+ var starsBefore = /(~*$)/.exec(chunk.before)[0];
|
|
|
+ var starsAfter = /(^~*)/.exec(chunk.after)[0];
|
|
|
+
|
|
|
+ var prevStars = Math.min(starsBefore.length, starsAfter.length);
|
|
|
+
|
|
|
+ var nStars = 2;
|
|
|
+
|
|
|
+ // Remove stars if we have to since the button acts as a toggle.
|
|
|
+ if ((prevStars >= nStars) && (prevStars != 2 || nStars != 1)) {
|
|
|
+ chunk.before = chunk.before.replace(re("[~]{" + nStars + "}$", ""), "");
|
|
|
+ chunk.after = chunk.after.replace(re("^[~]{" + nStars + "}", ""), "");
|
|
|
+ } else if (!chunk.selection && starsAfter) {
|
|
|
+ // It's not really clear why this code is necessary. It just moves
|
|
|
+ // some arbitrary stuff around.
|
|
|
+ chunk.after = chunk.after.replace(/^(~*)/, "");
|
|
|
+ chunk.before = chunk.before.replace(/(\s?)$/, "");
|
|
|
+ var whitespace = re.$1;
|
|
|
+ chunk.before = chunk.before + starsAfter + whitespace;
|
|
|
+ } else {
|
|
|
+
|
|
|
+ // In most cases, if you don't have any selected text and click the button
|
|
|
+ // you'll get a selected, marked up region with the default text inserted.
|
|
|
+ if (!chunk.selection && !starsAfter) {
|
|
|
+ chunk.selection = this.getString("strikethroughexample");
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add the true markup.
|
|
|
+ var markup = "~~"; // shouldn't the test be = ?
|
|
|
+ chunk.before = chunk.before + markup;
|
|
|
+ chunk.after = markup + chunk.after;
|
|
|
+ }
|
|
|
+
|
|
|
+ return;
|
|
|
+ };
|
|
|
+
|
|
|
+ commandProto.doTable = function (chunk) {
|
|
|
+ // Credit: https://github.com/fcrespo82/atom-markdown-table-formatter
|
|
|
+
|
|
|
+ var keepFirstAndLastPipes = true,
|
|
|
+ /*
|
|
|
+ ( # header capture
|
|
|
+ (?:
|
|
|
+ (?:[^\n]*?\|[^\n]*) # line w/ at least one pipe
|
|
|
+ \ * # maybe trailing whitespace
|
|
|
+ )? # maybe header
|
|
|
+ (?:\n|^) # newline
|
|
|
+ )
|
|
|
+ ( # format capture
|
|
|
+ (?:
|
|
|
+ \|\ *:?-+:?\ * # format starting w/pipe
|
|
|
+ |\|?(?:\ *:?-+:?\ *\|)+ # or separated by pipe
|
|
|
+ )
|
|
|
+ (?:\ *:?-+:?\ *)? # maybe w/o trailing pipe
|
|
|
+ \ * # maybe trailing whitespace
|
|
|
+ \n # newline
|
|
|
+ )
|
|
|
+ ( # body capture
|
|
|
+ (?:
|
|
|
+ (?:[^\n]*?\|[^\n]*) # line w/ at least one pipe
|
|
|
+ \ * # maybe trailing whitespace
|
|
|
+ (?:\n|$) # newline
|
|
|
+ )+ # at least one
|
|
|
+ )
|
|
|
+ */
|
|
|
+ regex = /((?:(?:[^\n]*?\|[^\n]*) *)?(?:\r?\n|^))((?:\| *:?-+:? *|\|?(?: *:?-+:? *\|)+)(?: *:?-+:? *)? *\r?\n)((?:(?:[^\n]*?\|[^\n]*) *(?:\r?\n|$))+)/;
|
|
|
+
|
|
|
+
|
|
|
+ function padding(len, str) {
|
|
|
+ var result = '';
|
|
|
+ str = str || ' ';
|
|
|
+ len = Math.floor(len);
|
|
|
+ for (var i = 0; i < len; i++) {
|
|
|
+ result += str;
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function stripTailPipes(str) {
|
|
|
+ return str.trim().replace(/(^\||\|$)/g, "");
|
|
|
+ }
|
|
|
+
|
|
|
+ function splitCells(str) {
|
|
|
+ return str.split('|');
|
|
|
+ }
|
|
|
+
|
|
|
+ function addTailPipes(str) {
|
|
|
+ if (keepFirstAndLastPipes) {
|
|
|
+ return "|" + str + "|";
|
|
|
+ } else {
|
|
|
+ return str;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function joinCells(arr) {
|
|
|
+ return arr.join('|');
|
|
|
+ }
|
|
|
+
|
|
|
+ function formatTable(text, appendNewline) {
|
|
|
+ var i, j, len1, ref1, ref2, ref3, k, len2, results, formatline, headerline, just, formatrow, data, line, lines, justify, cell, cells, first, last, ends, columns, content, widths, formatted, front, back;
|
|
|
+ formatline = text[2].trim();
|
|
|
+ headerline = text[1].trim();
|
|
|
+ ref1 = headerline.length === 0 ? [0, text[3]] : [1, text[1] + text[3]], formatrow = ref1[0], data = ref1[1];
|
|
|
+ lines = data.trim().split('\n');
|
|
|
+ justify = [];
|
|
|
+ ref2 = splitCells(stripTailPipes(formatline));
|
|
|
+ for (j = 0, len1 = ref2.length; j < len1; j++) {
|
|
|
+ cell = ref2[j];
|
|
|
+ ref3 = cell.trim(), first = ref3[0], last = ref3[ref3.length - 1];
|
|
|
+ switch ((ends = (first ? first : ':') + (last ? last : ''))) {
|
|
|
+ case '::':
|
|
|
+ case '-:':
|
|
|
+ case ':-':
|
|
|
+ justify.push(ends);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ justify.push('--');
|
|
|
+ }
|
|
|
+ }
|
|
|
+ columns = justify.length;
|
|
|
+ content = [];
|
|
|
+ for (j = 0, len1 = lines.length; j < len1; j++) {
|
|
|
+ line = lines[j];
|
|
|
+ cells = splitCells(stripTailPipes(line));
|
|
|
+ cells[columns - 1] = joinCells(cells.slice(columns - 1));
|
|
|
+ results = [];
|
|
|
+ for (k = 0, len2 = cells.length; k < len2; k++) {
|
|
|
+ cell = cells[k];
|
|
|
+ results.push(padding(' ') + ((ref2 = cell ? typeof cell.trim === "function" ? cell.trim() : void 0 : void 0) ? ref2 : '') + padding(' '));
|
|
|
+ }
|
|
|
+ content.push(results);
|
|
|
+ }
|
|
|
+ widths = [];
|
|
|
+ for (i = j = 0, ref2 = columns - 1; 0 <= ref2 ? j <= ref2 : j >= ref2; i = 0 <= ref2 ? ++j : --j) {
|
|
|
+ results = [];
|
|
|
+ for (k = 0, len1 = content.length; k < len1; k++) {
|
|
|
+ cells = content[k];
|
|
|
+ results.push(cells[i].length);
|
|
|
+ }
|
|
|
+ widths.push(Math.max.apply(Math, [2].concat(results)));
|
|
|
+ }
|
|
|
+ just = function (string, col) {
|
|
|
+ var back, front, length;
|
|
|
+ length = widths[col] - string.length;
|
|
|
+ switch (justify[col]) {
|
|
|
+ case '::':
|
|
|
+ front = padding[0], back = padding[1];
|
|
|
+ return padding(length / 2) + string + padding((length + 1) / 2);
|
|
|
+ case '-:':
|
|
|
+ return padding(length) + string;
|
|
|
+ default:
|
|
|
+ return string + padding(length);
|
|
|
+ }
|
|
|
+ };
|
|
|
+ formatted = [];
|
|
|
+ for (j = 0, len1 = content.length; j < len1; j++) {
|
|
|
+ cells = content[j];
|
|
|
+ results = [];
|
|
|
+ for (i = k = 0, ref2 = columns - 1; 0 <= ref2 ? k <= ref2 : k >= ref2; i = 0 <= ref2 ? ++k : --k) {
|
|
|
+ results.push(just(cells[i], i));
|
|
|
+ }
|
|
|
+ formatted.push(addTailPipes(joinCells(results)));
|
|
|
+ }
|
|
|
+ formatline = addTailPipes(joinCells((function () {
|
|
|
+ var j, ref2, ref3, results;
|
|
|
+ results = [];
|
|
|
+ for (i = j = 0, ref2 = columns - 1; 0 <= ref2 ? j <= ref2 : j >= ref2; i = 0 <= ref2 ? ++j : --j) {
|
|
|
+ ref3 = justify[i], front = ref3[0], back = ref3[1];
|
|
|
+ results.push(front + padding(widths[i] - 2, '-') + back);
|
|
|
+ }
|
|
|
+ return results;
|
|
|
+ })()));
|
|
|
+ formatted.splice(formatrow, 0, formatline);
|
|
|
+ var result = (headerline.length === 0 && text[1] !== '' ? '\n' : '') + formatted.join('\n');
|
|
|
+ if (appendNewline !== false) {
|
|
|
+ result += '\n'
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (chunk.before.slice(-1) !== '\n') {
|
|
|
+ chunk.before += '\n';
|
|
|
+ }
|
|
|
+ var match = chunk.selection.match(regex);
|
|
|
+ if (match) {
|
|
|
+ chunk.selection = formatTable(match, chunk.selection.slice(-1) === '\n');
|
|
|
+ } else {
|
|
|
+ var table = chunk.selection + '|\n-|-\n|';
|
|
|
+ match = table.match(regex);
|
|
|
+ if (!match || match[0].slice(0, table.length) !== table) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ table = formatTable(match);
|
|
|
+ var selectionOffset = keepFirstAndLastPipes ? 1 : 0;
|
|
|
+ var pipePos = table.indexOf('|', selectionOffset);
|
|
|
+ chunk.before += table.slice(0, selectionOffset);
|
|
|
+ chunk.selection = table.slice(selectionOffset, pipePos);
|
|
|
+ chunk.after = table.slice(pipePos) + chunk.after;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // better fullscreen editing on mobile by letting the browser resize viewport when keyboard is open
|
|
|
+ var metaViewport = document.querySelector("meta[name=viewport]");
|
|
|
+ var mobileFix = 'interactive-widget=resizes-content';
|
|
|
+ if (!metaViewport.content.split(',').includes(mobileFix)) {
|
|
|
+ metaViewport.content += ',' + mobileFix;
|
|
|
+ }
|
|
|
+
|
|
|
+})();
|