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jquery.wysiwyg.js
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/**
* WYSIWYG – jQuery plugin 0.99.dev
*
* Copyright © 2008–2009 Juan M Martinez, 2010–2014 Akzhan Abdulin and all contributors
* https://github.com/jwysiwyg/jwysiwyg
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* Release: 2014-10-24
*
*/
/*jslint browser: true, forin: true, white: true */
(function(window, document, undefined) {
(function ($) {
"use strict";
/* Wysiwyg namespace: private properties and methods */
var console = window.console || {
log: $.noop,
error: function (msg) {
$.error(msg);
}
},
supportsProp = ($.fn.prop !== undefined) && ($.fn.removeProp !== undefined);
// $.browser fallback for jQuery 1.9+.
if ($.browser === undefined) {
$.browser = (function () {
var ua_match = function (ua) {
ua = ua.toLowerCase();
var match = /(chrome)[ \/]([\w.]+)/.exec(ua) ||
/(webkit)[ \/]([\w.]+)/.exec(ua) ||
/(opera)(?:.*version|)[ \/]([\w.]+)/.exec(ua) ||
/(msie) ([\w.]+)/.exec(ua) ||
ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec(ua) ||
[];
return { browser:match[ 1 ] || "", version:match[ 2 ] || "0" };
},
matched = ua_match(navigator.userAgent),
browser = {};
if (matched.browser) {
browser[ matched.browser ] = true;
browser.version = matched.version;
}
if (browser.chrome) {
browser.webkit = true;
} else if (browser.webkit) {
browser.safari = true;
}
return browser;
})();
}
function Wysiwyg() {
// - the item is added by this.ui.appendControls and then appendItem
// - click triggers this.triggerControl
// cmd or[key] - designMode exec function name
// tags - activates control for these tags (@see checkTargets)
// css - activates control if one of css is applied
this.controls = {
bold: {
groupIndex: 0,
visible: true,
tags: ["b", "strong"],
css: {
fontWeight: "bold"
},
tooltip: "Bold",
hotkey: {"ctrl": 1, "key": 66}
},
copy: {
groupIndex: 8,
visible: false,
tooltip: "Copy"
},
createLink: {
groupIndex: 6,
visible: true,
exec: function () {
var self = this;
if ($.wysiwyg.controls && $.wysiwyg.controls.link) {
$.wysiwyg.controls.link.init(this);
} else if ($.wysiwyg.autoload) {
$.wysiwyg.autoload.control("wysiwyg.link.js", function () {
self.controls.createLink.exec.apply(self);
});
} else {
console.error("$.wysiwyg.controls.link not defined. You need to include wysiwyg.link.js file");
}
},
tags: ["a"],
tooltip: "Create link"
},
unLink : {
groupIndex: 6,
visible: true,
exec : function() {
this.editorDoc.execCommand("unlink", false, null);
},
tooltip: "Remove link"
},
cut: {
groupIndex: 8,
visible: false,
tooltip: "Cut"
},
decreaseFontSize: {
groupIndex: 9,
visible: false,
tags: ["small"],
tooltip: "Decrease font size",
exec: function () {
this.decreaseFontSize();
}
},
h1: {
groupIndex: 7,
visible: true,
className: "h1",
command: $.browser.mozilla ? "heading" : "FormatBlock",
"arguments": $.browser.mozilla ? "h1" : "<h1>",
tags: ["h1"],
tooltip: "Header 1"
},
h2: {
groupIndex: 7,
visible: true,
className: "h2",
command: $.browser.mozilla ? "heading" : "FormatBlock",
"arguments": $.browser.mozilla ? "h2" : "<h2>",
tags: ["h2"],
tooltip: "Header 2"
},
h3: {
groupIndex: 7,
visible: true,
className: "h3",
command: $.browser.mozilla ? "heading" : "FormatBlock",
"arguments": $.browser.mozilla ? "h3" : "<h3>",
tags: ["h3"],
tooltip: "Header 3"
},
highlight: {
tooltip: "Highlight",
className: "highlight",
groupIndex: 1,
visible: false,
css: {
backgroundColor: "rgb(255, 255, 102)"
},
exec: function () {
var command, node, selection, args;
if ($.browser.msie || $.browser.opera) {
command = "backcolor";
} else {
command = "hilitecolor";
}
if ($.browser.msie) {
node = this.getInternalRange().parentElement();
} else {
selection = this.getInternalSelection();
node = selection.extentNode || selection.focusNode;
while (node.style === undefined) {
node = node.parentNode;
if (node.tagName && node.tagName.toLowerCase() === "body") {
return;
}
}
}
if (node.style.backgroundColor === "rgb(255, 255, 102)" ||
node.style.backgroundColor === "#ffff66") {
args = "#ffffff";
} else {
args = "#ffff66";
}
this.editorDoc.execCommand(command, false, args);
}
},
html: {
groupIndex: 10,
visible: false,
exec: function (preProcessor, postProcessor) {
var elementHeight;
if (this.options.resizeOptions && $.fn.resizable) {
elementHeight = this.element.height();
}
if (this.viewHTML) { //textarea is shown
this.setContent((typeof postProcessor === 'function') ? postProcessor(this.original.value) : this.original.value);
$(this.original).hide();
this.editor.show();
if (this.options.resizeOptions && $.fn.resizable) {
// if element.height still the same after frame was shown
if (elementHeight === this.element.height()) {
this.element.height(elementHeight + this.editor.height());
}
this.element.resizable($.extend(true, {
alsoResize: this.editor
}, this.options.resizeOptions));
}
this.ui.toolbar.find("li").each(function () {
var li = $(this);
if (li.hasClass("html")) {
li.removeClass("active");
} else {
li.removeClass('disabled');
}
});
} else { //wysiwyg is shown
this.saveContent(preProcessor);
$(this.original).css({
width: this.editor.width(),
height: this.editor.height(),
resize: "none"
}).show();
this.editor.hide();
if (this.options.resizeOptions && $.fn.resizable) {
// if element.height still the same after frame was hidden
if (elementHeight === this.element.height()) {
this.element.height(this.ui.toolbar.height());
}
this.element.resizable("destroy");
}
this.ui.toolbar.find("li").each(function() {
var li = $(this);
if (li.hasClass("html")) {
li.addClass("active");
} else {
if (false === li.hasClass("fullscreen")) {
li.removeClass("active").addClass('disabled');
}
}
});
}
this.viewHTML = !(this.viewHTML);
},
tooltip: "View source code"
},
increaseFontSize: {
groupIndex: 9,
visible: false,
tags: ["big"],
tooltip: "Increase font size",
exec: function () {
this.increaseFontSize();
}
},
indent: {
groupIndex: 2,
visible: true,
tooltip: "Indent"
},
insertHorizontalRule: {
groupIndex: 6,
visible: true,
tags: ["hr"],
tooltip: "Insert Horizontal Rule"
},
insertImage: {
groupIndex: 6,
visible: true,
exec: function () {
var self = this;
if ($.wysiwyg.controls && $.wysiwyg.controls.image) {
$.wysiwyg.controls.image.init(this);
} else if ($.wysiwyg.autoload) {
$.wysiwyg.autoload.control("wysiwyg.image.js", function () {
self.controls.insertImage.exec.apply(self);
});
} else {
console.error("$.wysiwyg.controls.image not defined. You need to include wysiwyg.image.js file");
}
},
tags: ["img"],
tooltip: "Insert image"
},
insertOrderedList: {
groupIndex: 5,
visible: true,
tags: ["ol"],
tooltip: "Insert Ordered List"
},
insertTable: {
groupIndex: 6,
visible: true,
exec: function () {
var self = this;
if ($.wysiwyg.controls && $.wysiwyg.controls.table) {
$.wysiwyg.controls.table(this);
} else if ($.wysiwyg.autoload) {
$.wysiwyg.autoload.control("wysiwyg.table.js", function () {
self.controls.insertTable.exec.apply(self);
});
} else {
console.error("$.wysiwyg.controls.table not defined. You need to include wysiwyg.table.js file");
}
},
tags: ["table"],
tooltip: "Insert table"
},
insertUnorderedList: {
groupIndex: 5,
visible: true,
tags: ["ul"],
tooltip: "Insert Unordered List"
},
italic: {
groupIndex: 0,
visible: true,
tags: ["i", "em"],
css: {
fontStyle: "italic"
},
tooltip: "Italic",
hotkey: {"ctrl": 1, "key": 73}
},
justifyCenter: {
groupIndex: 1,
visible: true,
tags: ["center"],
css: {
textAlign: "center"
},
tooltip: "Justify Center"
},
justifyFull: {
groupIndex: 1,
visible: true,
css: {
textAlign: "justify"
},
tooltip: "Justify Full"
},
justifyLeft: {
visible: true,
groupIndex: 1,
css: {
textAlign: "left"
},
tooltip: "Justify Left"
},
justifyRight: {
groupIndex: 1,
visible: true,
css: {
textAlign: "right"
},
tooltip: "Justify Right"
},
ltr: {
groupIndex: 10,
visible: false,
exec: function () {
var p = this.dom.getElement("p");
if (!p) {
return false;
}
$(p).attr("dir", "ltr");
return true;
},
tooltip : "Left to Right"
},
outdent: {
groupIndex: 2,
visible: true,
tooltip: "Outdent"
},
paragraph: {
groupIndex: 7,
visible: false,
className: "paragraph",
command: "FormatBlock",
"arguments": ($.browser.msie || $.browser.opera) ? "<p>" : "p",
tags: ["p"],
tooltip: "Paragraph"
},
paste: {
groupIndex: 8,
visible: false,
tooltip: "Paste"
},
redo: {
groupIndex: 4,
visible: true,
tooltip: "Redo"
},
removeFormat: {
groupIndex: 10,
visible: true,
exec: function () {
this.removeFormat();
},
tooltip: "Remove formatting"
},
rtl: {
groupIndex: 10,
visible: false,
exec: function () {
var p = this.dom.getElement("p");
if (!p) {
return false;
}
$(p).attr("dir", "rtl");
return true;
},
tooltip : "Right to Left"
},
strikeThrough: {
groupIndex: 0,
visible: true,
tags: ["s", "strike"],
css: {
textDecoration: "line-through"
},
tooltip: "Strike-through"
},
subscript: {
groupIndex: 3,
visible: true,
tags: ["sub"],
tooltip: "Subscript"
},
superscript: {
groupIndex: 3,
visible: true,
tags: ["sup"],
tooltip: "Superscript"
},
underline: {
groupIndex: 0,
visible: true,
tags: ["u"],
css: {
textDecoration: "underline"
},
tooltip: "Underline",
hotkey: {"ctrl": 1, "key": 85}
},
undo: {
groupIndex: 4,
visible: true,
tooltip: "Undo"
},
code: {
visible : true,
groupIndex: 6,
tooltip: "Code snippet",
exec: function () {
var range = this.getInternalRange(),
common = $(range.commonAncestorContainer),
$nodeName = range.commonAncestorContainer.nodeName.toLowerCase();
if (common.parent("code").length) {
common.unwrap();
} else {
if ($nodeName !== "body") {
common.wrap("<code/>");
}
}
}
},
cssWrap: {
visible : false,
groupIndex: 6,
tooltip: "CSS Wrapper",
exec: function () {
$.wysiwyg.controls.cssWrap.init(this);
}
}
};
this.defaults = {
html: '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" style="margin:0"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"></head><body style="margin:0;">INITIAL_CONTENT</body></html>',
debug: false,
controls: {},
css: false,
events: {},
autoGrow: false,
autoSave: true,
brIE: false, // http://code.google.com/p/jwysiwyg/issues/detail?id=15
formHeight: 270,
formWidth: 440,
iFrameClass: null,
initialContent: "<p>Initial content</p>",
maxHeight: 10000, // see autoGrow
maxLength: 0,
messages: {
nonSelection: "Select the text you wish to link"
},
toolbarHtml: '<ul role="menu" class="toolbar"></ul>',
removeHeadings: false,
replaceDivWithP: false,
resizeOptions: false,
rmUnusedControls: false, // https://github.com/akzhan/jwysiwyg/issues/52
rmUnwantedBr: true, // http://code.google.com/p/jwysiwyg/issues/detail?id=11
tableFiller: "Lorem ipsum",
initialMinHeight: null,
controlImage: {
forceRelativeUrls: false
},
controlLink: {
forceRelativeUrls: false
},
plugins: { // placeholder for plugins settings
autoload: false,
i18n: false,
rmFormat: {
rmMsWordMarkup: false
}
},
dialog : "default"
};
//these properties are set from control hashes
this.availableControlProperties = [
"arguments",
"callback",
"callbackArguments",
"className",
"command",
"css",
"custom",
"exec",
"groupIndex",
"hotkey",
"icon",
"separator",
"tags",
"tooltip",
"visible"
];
this.editor = null; //jquery iframe holder
this.editorDoc = null;
this.element = null;
this.options = {};
this.original = null;
this.savedRange = null;
this.timers = [];
this.validKeyCodes = [8, 9, 13, 16, 17, 18, 19, 20, 27, 33, 34, 35, 36, 37, 38, 39, 40, 45, 46];
this.isDestroyed = false;
this.dom = { // DOM related properties and methods
ie: {
parent: null // link to dom
},
w3c: {
parent: null // link to dom
}
};
this.dom.parent = this;
this.dom.ie.parent = this.dom;
this.dom.w3c.parent = this.dom;
this.ui = {}; // UI related properties and methods
this.ui.self = this;
this.ui.toolbar = null;
this.ui.initialHeight = null; // ui.grow
this.dom.getAncestor = function (element, filterTagName) {
filterTagName = filterTagName.toLowerCase();
while (element && element.tagName !== undefined && "body" !== element.tagName.toLowerCase()) {
if (filterTagName === element.tagName.toLowerCase()) {
return element;
}
element = element.parentNode;
}
if(!element.tagName && (element.previousSibling || element.nextSibling)) {
if(element.previousSibling) {
if(element.previousSibling.tagName.toLowerCase() === filterTagName) {
return element.previousSibling;
}
}
if(element.nextSibling) {
if(element.nextSibling.tagName.toLowerCase() === filterTagName) {
return element.nextSibling;
}
}
}
return null;
};
this.dom.getElement = function (filterTagName) {
var dom = this;
filterTagName = filterTagName.toLowerCase();
return window.getSelection ? dom.w3c.getElement(filterTagName) : dom.ie.getElement(filterTagName);
};
this.dom.ie.getElement = function (filterTagName) {
var dom = this.parent,
selection = dom.parent.getInternalSelection(),
range = selection.createRange(),
element;
if ("Control" === selection.type) {
// control selection
if (1 === range.length) {
element = range.item(0);
} else {
// multiple control selection
return null;
}
} else {
element = range.parentElement();
}
return dom.getAncestor(element, filterTagName);
};
this.dom.w3c.getElement = function (filterTagName) {
var dom = this.parent,
range = dom.parent.getInternalRange(),
element;
if (!range) {
return null;
}
element = range.commonAncestorContainer;
if (3 === element.nodeType) {
element = element.parentNode;
}
// if startContainer not Text, Comment, or CDATASection element then
// startOffset is the number of child nodes between the start of the
// startContainer and the boundary point of the Range
if (element === range.startContainer) {
element = element.childNodes[range.startOffset];
}
if(!element.tagName && (element.previousSibling || element.nextSibling)) {
if(element.previousSibling) {
if(element.previousSibling.tagName.toLowerCase() === filterTagName) {
return element.previousSibling;
}
}
if(element.nextSibling) {
if(element.nextSibling.tagName.toLowerCase() === filterTagName) {
return element.nextSibling;
}
}
}
return dom.getAncestor(element, filterTagName);
};
this.ui.addHoverClass = function () {
$(this).addClass("wysiwyg-button-hover");
};
this.ui.appendControls = function () {
var ui = this,
self = this.self,
controls = self.parseControls(),
hasVisibleControls = true, // to prevent separator before first item
groups = [],
controlsByGroup = {},
i,
currentGroupIndex, // jslint wants all vars at top of function
iterateGroup = function (controlName, control) { //called for every group when adding
if (control.groupIndex && currentGroupIndex !== control.groupIndex) {
currentGroupIndex = control.groupIndex;
hasVisibleControls = false;
}
if (!control.visible) {
return;
}
if (!hasVisibleControls) {
ui.appendItemSeparator();
hasVisibleControls = true;
}
if (control.custom) {
ui.appendItemCustom(controlName, control);
} else {
ui.appendItem(controlName, control);
}
};
$.each(controls, function (name, c) { //sort by groupIndex
var index = "empty";
if (undefined !== c.groupIndex) {
if ("" === c.groupIndex) {
index = "empty";
} else {
index = c.groupIndex;
}
}
if (undefined === controlsByGroup[index]) {
groups.push(index);
controlsByGroup[index] = {};
}
controlsByGroup[index][name] = c;
});
groups.sort(function (a, b) { //just sort group indexes by
if ( (typeof a === "number" ) && (typeof b === "number") ) {
return (a - b);
}
a = a.toString();
b = b.toString();
if (a > b) {
return 1;
}
if (a === b) {
return 0;
}
return -1;
});
if (0 < groups.length) {
// set to first index in groups to proper placement of separator
currentGroupIndex = groups[0];
}
for (i = 0; i < groups.length; i += 1) {
$.each(controlsByGroup[groups[i]], iterateGroup);
}
};
this.ui.appendItem = function (name, control) {
var self = this.self,
className = control.className || control.command || name || "empty",
tooltip = control.tooltip || control.command || name || "";
return $('<li role="menuitem" unselectable="on">' + className + "</li>")
.addClass(className)
.attr("title", tooltip)
.hover(this.addHoverClass, this.removeHoverClass)
.click(function (event) {
if ($(this).hasClass("disabled")) {
return false;
}
self.triggerControl(name, control);
/**
* @link https://github.com/jwysiwyg/jwysiwyg/issues/219
*/
var $target = $(event.target);
for (var controlName in self.controls) {
if ($target.hasClass(controlName)) {
self.ui.toolbar.find("." + controlName).toggleClass("active");
self.editorDoc.rememberCommand = true;
break;
}
}
this.blur();
self.ui.returnRange();
self.ui.focus();
return true;
})
.appendTo(self.ui.toolbar);
};
this.ui.appendItemCustom = function (name, control) {
var self = this.self,
tooltip = control.tooltip || control.command || name || "";
if (control.callback) {
$(window).bind("trigger-" + name + ".wysiwyg", control.callback);
}
return $('<li role="menuitem" unselectable="on" style="background: url(\'' + control.icon + '\') no-repeat;"></li>')
.addClass("custom-command-" + name)
.addClass("wysiwyg-custom-command")
.addClass(name)
.attr("title", tooltip)
.hover(this.addHoverClass, this.removeHoverClass)
.click(function () {
if ($(this).hasClass("disabled")) {
return false;
}
self.triggerControl.apply(self, [name, control]);
this.blur();
self.ui.returnRange();
self.ui.focus();
self.triggerControlCallback(name);
return true;
})
.appendTo(self.ui.toolbar);
};
this.ui.appendItemSeparator = function () {
var self = this.self;
return $('<li role="separator" class="separator"></li>').appendTo(self.ui.toolbar);
};
this.autoSaveFunction = function () {
this.saveContent();
};
//called after click in wysiwyg "textarea"
this.ui.checkTargets = function (element) {
var self = this.self;
//activate controls
$.each(self.options.controls, function (name, control) {
var className = control.className || control.command || name || "empty",
tags,
elm,
css,
el,
// need to check multiple properties for the toolbar
// if we check one-by-one, a single property match
// on toolbar elements that have multiple css properties
// will trigger the button as "active"
checkActiveStatus = function (cssObject) {
// set a count flag for how many matches we've encountered
var matches = 0;
// set an iterator to count the number of properties
var total = 0;
$.each(cssObject, function(cssProperty, cssValue) {
if ( "function" === typeof cssValue ) {
if ( cssValue.apply(self, [el.css(cssProperty).toString().toLowerCase(), self]) ) {
matches += 1;
}
} else {
if ( el.css(cssProperty).toString().toLowerCase() === cssValue ) {
matches += 1;
}
}
total += 1;
});
if ( total === matches ) {
self.ui.toolbar.find("." + className).addClass("active");
}
};
if ("fullscreen" !== className) {
self.ui.toolbar.find("." + className).removeClass("active");
}
//activate by allowed tags
if (control.tags || (control.options && control.options.tags)) {
tags = control.tags || (control.options && control.options.tags);
elm = element;
while (elm) {
if (elm.nodeType !== 1) {
break;
}
if ($.inArray(elm.tagName.toLowerCase(), tags) !== -1) {
self.ui.toolbar.find("." + className).addClass("active");
}
elm = elm.parentNode;
}
}
//activate by supposed css
if (control.css || (control.options && control.options.css)) {
css = control.css || (control.options && control.options.css);
el = $(element);
while (el) {
if (el[0].nodeType !== 1) {
break;
}
checkActiveStatus(css);
el = el.parent();
}
}
});
};
this.ui.designMode = function () {
var attempts = 3,
self = this.self,
runner;
runner = function (attempts) {
if ("on" === self.editorDoc.designMode) {
if (self.timers.designMode) {
window.clearTimeout(self.timers.designMode);
}
// IE needs to reget the document element (this.editorDoc) after designMode was set
if (self.innerDocument() !== self.editorDoc) {
self.ui.initFrame();
}
return;
}
try {
self.editorDoc.designMode = "on";
} catch (e) {
}
attempts -= 1;
if (attempts > 0) {
self.timers.designMode = window.setTimeout(function () { runner(attempts); }, 100);
}
};
runner(attempts);
};
this.destroy = function () {
this.isDestroyed = true;
var i, $form = this.element.closest("form");
for (i = 0; i < this.timers.length; i += 1) {
window.clearTimeout(this.timers[i]);
}
// Move textarea back to its original position