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612 lines
19 KiB
JavaScript
Executable File
612 lines
19 KiB
JavaScript
Executable File
// ----------------------------------------------------------------------------
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// markItUp! Universal MarkUp Engine, JQuery plugin
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// v 1.1.x
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// Dual licensed under the MIT and GPL licenses.
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// ----------------------------------------------------------------------------
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// Copyright (C) 2007-2011 Jay Salvat
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// http://markitup.jaysalvat.com/
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// ----------------------------------------------------------------------------
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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// ----------------------------------------------------------------------------
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/*
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Modified on 4-26-12 by SugarCRM
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get and insert functions modifed for better IE8 compatibility.
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Various global varaible cleanups
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*/
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(function($) {
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$.fn.markItUp = function(settings, extraSettings) {
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var options, ctrlKey, shiftKey, altKey, selection, caretPosition;
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ctrlKey = shiftKey = altKey = false;
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options = { id: '',
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nameSpace: '',
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root: '',
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previewInWindow: '', // 'width=800, height=600, resizable=yes, scrollbars=yes'
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previewAutoRefresh: true,
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previewPosition: 'after',
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previewTemplatePath: '~/templates/preview.html',
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previewParser: false,
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previewParserPath: '',
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previewParserVar: 'data',
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resizeHandle: true,
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beforeInsert: '',
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afterInsert: '',
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onEnter: {},
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onShiftEnter: {},
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onCtrlEnter: {},
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onTab: {},
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markupSet: [ { /* set */ } ]
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};
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$.extend(options, settings, extraSettings);
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// compute markItUp! path
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if (!options.root) {
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$('script').each(function(a, tag) {
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var miuScript = $(tag).get(0).src.match(/(.*)jquery\.markitup(\.pack)?\.js$/);
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if (miuScript !== null) {
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options.root = miuScript[1];
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}
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});
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}
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return this.each(function() {
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var $$, textarea, levels, scrollPosition, caretPosition, caretOffset,
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clicked, hash, header, footer, previewWindow, template, iFrame, abort;
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$$ = $(this);
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textarea = this;
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levels = [];
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abort = false;
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scrollPosition = caretPosition = 0;
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caretOffset = -1;
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options.previewParserPath = localize(options.previewParserPath);
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options.previewTemplatePath = localize(options.previewTemplatePath);
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// apply the computed path to ~/
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function localize(data, inText) {
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if (inText) {
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return data.replace(/("|')~\//g, "$1"+options.root);
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}
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return data.replace(/^~\//, options.root);
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}
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// init and build editor
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function init() {
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id = ''; nameSpace = '';
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if (options.id) {
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id = 'id="'+options.id+'"';
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} else if ($$.attr("id")) {
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id = 'id="markItUp'+($$.attr("id").substr(0, 1).toUpperCase())+($$.attr("id").substr(1))+'"';
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}
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if (options.nameSpace) {
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nameSpace = 'class="'+options.nameSpace+'"';
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}
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$$.wrap('<div '+nameSpace+'></div>');
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$$.wrap('<div '+id+' class="markItUp"></div>');
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$$.wrap('<div class="markItUpContainer"></div>');
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$$.addClass("markItUpEditor");
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// add the header before the textarea
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header = $('<div class="markItUpHeader"></div>').insertBefore($$);
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$(dropMenus(options.markupSet)).appendTo(header);
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// add the footer after the textarea
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footer = $('<div class="markItUpFooter"></div>').insertAfter($$);
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// add the resize handle after textarea
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if (options.resizeHandle === true && $.browser.safari !== true) {
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var resizeHandle = $('<div class="markItUpResizeHandle"></div>')
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.insertAfter($$)
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.bind("mousedown", function(e) {
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var h = $$.height(), y = e.clientY, mouseMove, mouseUp;
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mouseMove = function(e) {
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$$.css("height", Math.max(20, e.clientY+h-y)+"px");
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return false;
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};
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mouseUp = function(e) {
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$("html").unbind("mousemove", mouseMove).unbind("mouseup", mouseUp);
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return false;
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};
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$("html").bind("mousemove", mouseMove).bind("mouseup", mouseUp);
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});
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footer.append(resizeHandle);
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}
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// listen key events
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$$.keydown(keyPressed).keyup(keyPressed);
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// bind an event to catch external calls
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$$.bind("insertion", function(e, settings) {
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if (settings.target !== false) {
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get();
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}
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if (textarea === $.markItUp.focused) {
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markup(settings);
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}
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});
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// remember the last focus
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$$.focus(function() {
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$.markItUp.focused = this;
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});
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}
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// recursively build header with dropMenus from markupset
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function dropMenus(markupSet) {
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var ul = $('<ul></ul>'), i = 0;
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$('li:hover > ul', ul).css('display', 'block');
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$.each(markupSet, function() {
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var button = this, t = '', title, li, j, key;
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title = (button.key) ? (button.name||'')+' [Ctrl+'+button.key+']' : (button.name||'');
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key = (button.key) ? 'accesskey="'+button.key+'"' : '';
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if (button.separator) {
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li = $('<li class="markItUpSeparator">'+(button.separator||'')+'</li>').appendTo(ul);
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} else {
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i++;
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for (j = levels.length -1; j >= 0; j--) {
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t += levels[j]+"-";
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}
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li = $('<li class="markItUpButton markItUpButton'+t+(i)+' '+(button.className||'')+'"><a href="" '+key+' title="'+title+'">'+(button.name||'')+'</a></li>')
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.bind("contextmenu", function() { // prevent contextmenu on mac and allow ctrl+click
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return false;
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}).click(function() {
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return false;
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}).bind("focusin", function(){
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$$.focus();
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}).mouseup(function() {
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if (button.call) {
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eval(button.call)();
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}
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setTimeout(function() { markup(button) },1);
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return false;
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}).hover(function() {
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$('> ul', this).show();
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$(document).one('click', function() { // close dropmenu if click outside
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$('ul ul', header).hide();
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}
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);
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}, function() {
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$('> ul', this).hide();
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}
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).appendTo(ul);
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if (button.dropMenu) {
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levels.push(i);
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$(li).addClass('markItUpDropMenu').append(dropMenus(button.dropMenu));
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}
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}
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});
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levels.pop();
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return ul;
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}
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// markItUp! markups
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function magicMarkups(string) {
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if (string) {
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string = string.toString();
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string = string.replace(/\(\!\(([\s\S]*?)\)\!\)/g,
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function(x, a) {
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var b = a.split('|!|');
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if (altKey === true) {
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return (b[1] !== undefined) ? b[1] : b[0];
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} else {
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return (b[1] === undefined) ? "" : b[0];
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}
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}
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);
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// [![prompt]!], [![prompt:!:value]!]
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string = string.replace(/\[\!\[([\s\S]*?)\]\!\]/g,
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function(x, a) {
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var b = a.split(':!:');
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if (abort === true) {
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return false;
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}
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value = prompt(b[0], (b[1]) ? b[1] : '');
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if (value === null) {
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abort = true;
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}
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return value;
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}
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);
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return string;
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}
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return "";
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}
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// prepare action
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function prepare(action) {
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if ($.isFunction(action)) {
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action = action(hash);
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}
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return magicMarkups(action);
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}
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// build block to insert
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function build(string) {
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var block, line;
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var openWith = prepare(clicked.openWith);
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var placeHolder = prepare(clicked.placeHolder);
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var replaceWith = prepare(clicked.replaceWith);
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var closeWith = prepare(clicked.closeWith);
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var openBlockWith = prepare(clicked.openBlockWith);
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var closeBlockWith = prepare(clicked.closeBlockWith);
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var multiline = clicked.multiline;
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if (replaceWith !== "") {
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block = openWith + replaceWith + closeWith;
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} else if (selection === '' && placeHolder !== '') {
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block = openWith + placeHolder + closeWith;
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} else {
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string = string || selection;
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var lines = selection.split(/\r?\n/), blocks = [];
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for (var l=0; l < lines.length; l++) {
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line = lines[l];
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var trailingSpaces;
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if (trailingSpaces = line.match(/ *$/)) {
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blocks.push(openWith + line.replace(/ *$/g, '') + closeWith + trailingSpaces);
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} else {
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blocks.push(openWith + line + closeWith);
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}
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}
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block = blocks.join("\n");
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}
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block = openBlockWith + block + closeBlockWith;
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return { block:block,
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openWith:openWith,
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replaceWith:replaceWith,
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placeHolder:placeHolder,
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closeWith:closeWith
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};
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}
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// define markup to insert
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function markup(button) {
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var len, j, n, i, lines, string, start;
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hash = clicked = button;
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get();
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$.extend(hash, { line:"",
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root:options.root,
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textarea:textarea,
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selection:(selection||''),
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caretPosition:caretPosition,
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ctrlKey:ctrlKey,
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shiftKey:shiftKey,
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altKey:altKey
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}
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);
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// callbacks before insertion
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prepare(options.beforeInsert);
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prepare(clicked.beforeInsert);
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if ((ctrlKey === true && shiftKey === true) || button.multiline === true) {
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prepare(clicked.beforeMultiInsert);
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}
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$.extend(hash, { line:1 });
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if ((ctrlKey === true && shiftKey === true)) {
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lines = selection.split(/\r?\n/);
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for (j = 0, n = lines.length, i = 0; i < n; i++) {
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if ($.trim(lines[i]) !== '') {
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$.extend(hash, { line:++j, selection:lines[i] } );
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lines[i] = build(lines[i]).block;
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} else {
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lines[i] = "";
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}
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}
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string = { block:lines.join('\n')};
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start = caretPosition;
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len = string.block.length + (($.browser.opera) ? n-1 : 0);
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} else if (ctrlKey === true) {
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string = build(selection);
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start = caretPosition + string.openWith.length;
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len = string.block.length - string.openWith.length - string.closeWith.length;
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len = len - (string.block.match(/ $/) ? 1 : 0);
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len -= fixIeBug(string.block);
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} else if (shiftKey === true) {
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string = build(selection);
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start = caretPosition;
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len = string.block.length;
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len -= fixIeBug(string.block);
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} else {
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string = build(selection);
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start = caretPosition + string.block.length ;
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len = 0;
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start -= fixIeBug(string.block);
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}
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if ((selection === '' && string.replaceWith === '')) {
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caretOffset += fixOperaBug(string.block);
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start = caretPosition + string.openWith.length;
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len = string.block.length - string.openWith.length - string.closeWith.length;
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caretOffset = $$.val().substring(caretPosition, $$.val().length).length;
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caretOffset -= fixOperaBug($$.val().substring(0, caretPosition));
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}
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$.extend(hash, { caretPosition:caretPosition, scrollPosition:scrollPosition } );
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if (string.block !== selection && abort === false) {
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insert(string.block);
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set(start, len);
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} else {
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caretOffset = -1;
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}
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get();
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$.extend(hash, { line:'', selection:selection });
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// callbacks after insertion
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if ((ctrlKey === true && shiftKey === true) || button.multiline === true) {
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prepare(clicked.afterMultiInsert);
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}
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prepare(clicked.afterInsert);
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prepare(options.afterInsert);
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// refresh preview if opened
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if (previewWindow && options.previewAutoRefresh) {
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refreshPreview();
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}
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// reinit keyevent
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shiftKey = altKey = ctrlKey = abort = false;
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}
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// Substract linefeed in Opera
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function fixOperaBug(string) {
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if ($.browser.opera) {
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return string.length - string.replace(/\n*/g, '').length;
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}
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return 0;
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}
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// Substract linefeed in IE
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function fixIeBug(string) {
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if ($.browser.msie) {
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return string.length - string.replace(/\r*/g, '').length;
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}
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return 0;
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}
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// add markup
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function insert(block) {
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textarea.value = textarea.value.substring(0, caretPosition) + block
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+ textarea.value.substring(caretPosition + selection.length, textarea.value.length);
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}
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// set a selection
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function set(start, len) {
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var range;
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if (textarea.createTextRange){
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// quick fix to make it work on Opera 9.5
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if ($.browser.opera && $.browser.version >= 9.5 && len == 0) {
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return false;
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}
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range = textarea.createTextRange();
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range.collapse(true);
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range.moveStart('character', start);
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range.moveEnd('character', len);
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range.select();
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} else if (textarea.setSelectionRange ){
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textarea.setSelectionRange(start, start + len);
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}
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textarea.scrollTop = scrollPosition;
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textarea.focus();
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}
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// get the selection
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function get() {
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textarea.focus();
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scrollPosition = textarea.scrollTop;
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if (document.selection) {
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selection = document.selection.createRange().text;
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if ($.browser.msie) { // ie
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var range = document.selection.createRange(),
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rangeCopy = range.duplicate();
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//If nothing is selected, we have to use a different technique to find the caret position
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if (document.selection.type =="None")
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{
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var sel = range;
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range = textarea.createTextRange();
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rangeCopy = range.duplicate();
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range.moveToBookmark(sel.getBookmark());
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rangeCopy.setEndPoint("EndToStart", range);
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if (rangeCopy.parentElement() == textarea)
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caretPosition = rangeCopy.text.length;
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}
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else {
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rangeCopy.moveToElementText(textarea);
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caretPosition = -1;
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var inrange = false;
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while(rangeCopy.inRange(range, inrange)) {
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rangeCopy.moveStart('character');
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caretPosition ++;
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}
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}
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} else { // opera
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caretPosition = textarea.selectionStart;
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}
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} else { // gecko & webkit
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caretPosition = textarea.selectionStart;
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selection = textarea.value.substring(caretPosition, textarea.selectionEnd);
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}
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return selection;
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}
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// open preview window
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function preview() {
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if (!previewWindow || previewWindow.closed) {
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if (options.previewInWindow) {
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previewWindow = window.open('', 'preview', options.previewInWindow);
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$(window).unload(function() {
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previewWindow.close();
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});
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} else {
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iFrame = $('<iframe class="markItUpPreviewFrame"></iframe>');
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if (options.previewPosition == 'after') {
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iFrame.insertAfter(footer);
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} else {
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iFrame.insertBefore(header);
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}
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previewWindow = iFrame[iFrame.length - 1].contentWindow || frame[iFrame.length - 1];
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}
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} else if (altKey === true) {
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if (iFrame) {
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iFrame.remove();
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} else {
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previewWindow.close();
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}
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previewWindow = iFrame = false;
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}
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if (!options.previewAutoRefresh) {
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refreshPreview();
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}
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if (options.previewInWindow) {
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previewWindow.focus();
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}
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}
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// refresh Preview window
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function refreshPreview() {
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renderPreview();
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}
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function renderPreview() {
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var phtml;
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if (options.previewParser && typeof options.previewParser === 'function') {
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var data = options.previewParser( $$.val() );
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writeInPreview( localize(data, 1) );
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} else if (options.previewParserPath !== '') {
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$.ajax({
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type: 'POST',
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dataType: 'text',
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global: false,
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url: options.previewParserPath,
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data: options.previewParserVar+'='+encodeURIComponent($$.val()),
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success: function(data) {
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writeInPreview( localize(data, 1) );
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}
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});
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} else {
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if (!template) {
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$.ajax({
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url: options.previewTemplatePath,
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dataType: 'text',
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global: false,
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success: function(data) {
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writeInPreview( localize(data, 1).replace(/<!-- content -->/g, $$.val()) );
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}
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});
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}
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}
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return false;
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}
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function writeInPreview(data) {
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if (previewWindow.document) {
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try {
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|
sp = previewWindow.document.documentElement.scrollTop
|
|
} catch(e) {
|
|
sp = 0;
|
|
}
|
|
previewWindow.document.open();
|
|
previewWindow.document.write(data);
|
|
previewWindow.document.close();
|
|
previewWindow.document.documentElement.scrollTop = sp;
|
|
}
|
|
}
|
|
|
|
// set keys pressed
|
|
function keyPressed(e) {
|
|
shiftKey = e.shiftKey;
|
|
altKey = e.altKey;
|
|
ctrlKey = (!(e.altKey && e.ctrlKey)) ? (e.ctrlKey || e.metaKey) : false;
|
|
|
|
if (e.type === 'keydown') {
|
|
if (ctrlKey === true) {
|
|
li = $('a[accesskey="'+String.fromCharCode(e.keyCode)+'"]', header).parent('li');
|
|
if (li.length !== 0) {
|
|
ctrlKey = false;
|
|
setTimeout(function() {
|
|
li.triggerHandler('mouseup');
|
|
},1);
|
|
return false;
|
|
}
|
|
}
|
|
if (e.keyCode === 13 || e.keyCode === 10) { // Enter key
|
|
if (ctrlKey === true) { // Enter + Ctrl
|
|
ctrlKey = false;
|
|
markup(options.onCtrlEnter);
|
|
return options.onCtrlEnter.keepDefault;
|
|
} else if (shiftKey === true) { // Enter + Shift
|
|
shiftKey = false;
|
|
markup(options.onShiftEnter);
|
|
return options.onShiftEnter.keepDefault;
|
|
} else { // only Enter
|
|
markup(options.onEnter);
|
|
return options.onEnter.keepDefault;
|
|
}
|
|
}
|
|
if (e.keyCode === 9) { // Tab key
|
|
if (shiftKey == true || ctrlKey == true || altKey == true) {
|
|
return false;
|
|
}
|
|
if (caretOffset !== -1) {
|
|
get();
|
|
caretOffset = $$.val().length - caretOffset;
|
|
set(caretOffset, 0);
|
|
caretOffset = -1;
|
|
return false;
|
|
} else {
|
|
markup(options.onTab);
|
|
return options.onTab.keepDefault;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
init();
|
|
});
|
|
};
|
|
|
|
$.fn.markItUpRemove = function() {
|
|
return this.each(function() {
|
|
var $$ = $(this).unbind().removeClass('markItUpEditor');
|
|
$$.parent('div').parent('div.markItUp').parent('div').replaceWith($$);
|
|
}
|
|
);
|
|
};
|
|
|
|
$.markItUp = function(settings) {
|
|
var options = { target:false };
|
|
$.extend(options, settings);
|
|
if (options.target) {
|
|
return $(options.target).each(function() {
|
|
$(this).focus();
|
|
$(this).trigger('insertion', [options]);
|
|
});
|
|
} else {
|
|
$('textarea').trigger('insertion', [options]);
|
|
}
|
|
};
|
|
})(jQuery);
|