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658 lines
22 KiB
JavaScript
658 lines
22 KiB
JavaScript
6 years ago
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/**
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* WYSIWYG - jQuery plugin 0.5
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*
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* Copyright (c) 2008-2009 Juan M Martinez
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* http://plugins.jquery.com/project/jWYSIWYG
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*
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* Dual licensed under the MIT and GPL licenses:
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* http://www.opensource.org/licenses/mit-license.php
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* http://www.gnu.org/licenses/gpl.html
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*
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* $Id: jquery.wysiwyg.js,v 1.3 2010/03/31 02:42:39 scb-server\cht04 Exp $
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*/
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(function( $ )
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{
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$.fn.document = function()
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{
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var element = this[0];
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if ( element.nodeName.toLowerCase() == 'iframe' )
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return element.contentWindow.document;
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/*
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return ( $.browser.msie )
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? document.frames[element.id].document
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: element.contentWindow.document // contentDocument;
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*/
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else
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return $(this);
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};
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$.fn.documentSelection = function()
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{
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var element = this[0];
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if ( element.contentWindow.document.selection )
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return element.contentWindow.document.selection.createRange().text;
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else
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return element.contentWindow.getSelection().toString();
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};
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$.fn.wysiwyg = function( options )
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{
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if ( arguments.length > 0 && arguments[0].constructor == String )
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{
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var action = arguments[0].toString();
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var params = [];
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for ( var i = 1; i < arguments.length; i++ )
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params[i - 1] = arguments[i];
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if ( action in Wysiwyg )
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{
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return this.each(function()
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{
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$.data(this, 'wysiwyg')
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.designMode();
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Wysiwyg[action].apply(this, params);
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});
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}
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else return this;
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}
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var controls = {};
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/**
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* If the user set custom controls, we catch it, and merge with the
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* defaults controls later.
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*/
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if ( options && options.controls )
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{
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var controls = options.controls;
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delete options.controls;
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}
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var options = $.extend({
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html : '<'+'?xml version="1.0" encoding="UTF-8"?'+'><!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"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8">STYLE_SHEET</head><body style="font-family: Arial, Helvetica, sans-serif !important; font-size: 13px; height: 100%; line-height: 1.5em !important;">INITIAL_CONTENT</body></html>',
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css : {},
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debug : false,
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autoSave : true, // http://code.google.com/p/jwysiwyg/issues/detail?id=11
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rmUnwantedBr : true, // http://code.google.com/p/jwysiwyg/issues/detail?id=15
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brIE : true,
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controls : {},
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messages : {}
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}, options);
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options.messages = $.extend(true, options.messages, Wysiwyg.MSGS_EN);
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options.controls = $.extend(true, options.controls, Wysiwyg.TOOLBAR);
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for ( var control in controls )
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{
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if ( control in options.controls )
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$.extend(options.controls[control], controls[control]);
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else
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options.controls[control] = controls[control];
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}
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// not break the chain
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return this.each(function()
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{
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Wysiwyg(this, options);
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});
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};
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function Wysiwyg( element, options )
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{
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return this instanceof Wysiwyg
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? this.init(element, options)
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: new Wysiwyg(element, options);
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}
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$.extend(Wysiwyg, {
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insertImage : function( szURL, attributes )
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{
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var self = $.data(this, 'wysiwyg');
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if ( self.constructor == Wysiwyg && szURL && szURL.length > 0 )
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{
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if ( attributes )
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{
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self.editorDoc.execCommand('insertImage', false, '#jwysiwyg#');
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var img = self.getElementByAttributeValue('img', 'src', '#jwysiwyg#');
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if ( img )
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{
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img.src = szURL;
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for ( var attribute in attributes )
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{
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img.setAttribute(attribute, attributes[attribute]);
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}
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}
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}
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else
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{
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self.editorDoc.execCommand('insertImage', false, szURL);
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}
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}
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},
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createLink : function( szURL )
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{
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var self = $.data(this, 'wysiwyg');
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if ( self.constructor == Wysiwyg && szURL && szURL.length > 0 )
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{
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var selection = $(self.editor).documentSelection();
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if ( selection.length > 0 )
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{
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self.editorDoc.execCommand('unlink', false, []);
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self.editorDoc.execCommand('createLink', false, szURL);
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}
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else if ( self.options.messages.nonSelection )
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alert(self.options.messages.nonSelection);
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}
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},
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setContent : function( newContent )
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{
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var self = $.data(this, 'wysiwyg');
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self.setContent( newContent );
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self.saveContent();
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},
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clear : function()
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{
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var self = $.data(this, 'wysiwyg');
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self.setContent('');
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self.saveContent();
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},
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MSGS_EN : {
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nonSelection : 'select the text you wish to link'
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},
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TOOLBAR : {
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bold : { visible : true, tags : ['b', 'strong'], css : { fontWeight : 'bold' } },
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italic : { visible : true, tags : ['i', 'em'], css : { fontStyle : 'italic' } },
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strikeThrough : { visible : false, tags : ['s', 'strike'], css : { textDecoration : 'line-through' } },
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underline : { visible : false, tags : ['u'], css : { textDecoration : 'underline' } },
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separator00 : { visible : false, separator : true },
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justifyLeft : { visible : false, css : { textAlign : 'left' } },
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justifyCenter : { visible : false, tags : ['center'], css : { textAlign : 'center' } },
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justifyRight : { visible : false, css : { textAlign : 'right' } },
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justifyFull : { visible : false, css : { textAlign : 'justify' } },
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separator01 : { visible : false, separator : true },
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indent : { visible : false },
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outdent : { visible : false },
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separator02 : { visible : false, separator : true },
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subscript : { visible : false, tags : ['sub'] },
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superscript : { visible : false, tags : ['sup'] },
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separator03 : { visible : false, separator : true },
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undo : { visible : false },
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redo : { visible : false },
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separator04 : { visible : false, separator : true },
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insertOrderedList : { visible : false, tags : ['ol'] },
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insertUnorderedList : { visible : false, tags : ['ul'] },
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insertHorizontalRule : { visible : false, tags : ['hr'] },
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separator05 : { separator : true },
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createLink : {
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visible : true,
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exec : function()
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{
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var selection = $(this.editor).documentSelection();
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if ( selection.length > 0 )
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{
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if ( $.browser.msie )
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this.editorDoc.execCommand('createLink', true, null);
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else
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{
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var szURL = prompt('URL', 'http://');
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if ( szURL && szURL.length > 0 )
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{
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this.editorDoc.execCommand('unlink', false, []);
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this.editorDoc.execCommand('createLink', false, szURL);
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}
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}
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}
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else if ( this.options.messages.nonSelection )
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alert(this.options.messages.nonSelection);
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},
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tags : ['a']
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},
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insertImage : {
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visible : true,
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exec : function()
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{
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if ( $.browser.msie )
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this.editorDoc.execCommand('insertImage', true, null);
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else
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{
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var szURL = prompt('URL', 'http://');
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if ( szURL && szURL.length > 0 )
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this.editorDoc.execCommand('insertImage', false, szURL);
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}
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},
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tags : ['img']
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},
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separator06 : { separator : true },
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h1mozilla : { visible : true && $.browser.mozilla, className : 'h1', command : 'heading', arguments : ['h1'], tags : ['h1'] },
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h2mozilla : { visible : true && $.browser.mozilla, className : 'h2', command : 'heading', arguments : ['h2'], tags : ['h2'] },
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h3mozilla : { visible : true && $.browser.mozilla, className : 'h3', command : 'heading', arguments : ['h3'], tags : ['h3'] },
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h1 : { visible : true && !( $.browser.mozilla ), className : 'h1', command : 'formatBlock', arguments : ['Heading 1'], tags : ['h1'] },
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h2 : { visible : true && !( $.browser.mozilla ), className : 'h2', command : 'formatBlock', arguments : ['Heading 2'], tags : ['h2'] },
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h3 : { visible : true && !( $.browser.mozilla ), className : 'h3', command : 'formatBlock', arguments : ['Heading 3'], tags : ['h3'] },
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separator07 : { visible : false, separator : true },
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cut : { visible : false },
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copy : { visible : false },
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paste : { visible : false },
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separator08 : { separator : true && !( $.browser.msie ) },
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increaseFontSize : { visible : true && !( $.browser.msie ), tags : ['big'] },
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decreaseFontSize : { visible : true && !( $.browser.msie ), tags : ['small'] },
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separator09 : { separator : true },
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html : {
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visible : false,
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exec : function()
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{
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if ( this.viewHTML )
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{
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this.setContent( $(this.original).val() );
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$(this.original).hide();
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}
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else
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{
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this.saveContent();
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$(this.original).show();
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}
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this.viewHTML = !( this.viewHTML );
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}
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},
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removeFormat : {
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visible : true,
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exec : function()
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{
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this.editorDoc.execCommand('removeFormat', false, []);
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this.editorDoc.execCommand('unlink', false, []);
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}
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}
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}
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});
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$.extend(Wysiwyg.prototype,
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{
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original : null,
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options : {},
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element : null,
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editor : null,
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init : function( element, options )
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{
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var self = this;
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this.editor = element;
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this.options = options || {};
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$.data(element, 'wysiwyg', this);
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var newX = element.width || element.clientWidth;
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var newY = element.height || element.clientHeight;
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if ( element.nodeName.toLowerCase() == 'textarea' )
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{
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this.original = element;
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if ( newX == 0 && element.cols )
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newX = ( element.cols * 8 ) + 21;
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if ( newY == 0 && element.rows )
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newY = ( element.rows * 16 ) + 16;
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var editor = this.editor = $('<iframe></iframe>').css({
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minHeight : ( newY - 6 ).toString() + 'px',
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width : ( newX - 8 ).toString() + 'px'
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}).attr('id', $(element).attr('id') + 'IFrame');
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if ( $.browser.msie )
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{
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this.editor
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.css('height', ( newY ).toString() + 'px');
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/**
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var editor = $('<span></span>').css({
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width : ( newX - 6 ).toString() + 'px',
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height : ( newY - 8 ).toString() + 'px'
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}).attr('id', $(element).attr('id') + 'IFrame');
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editor.outerHTML = this.editor.outerHTML;
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*/
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}
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}
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var panel = this.panel = $('<ul></ul>').addClass('panel');
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this.appendControls();
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this.element = $('<div></div>').css({
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width : ( newX > 0 ) ? ( newX ).toString() + 'px' : '100%'
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}).addClass('wysiwyg')
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.append(panel)
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.append( $('<div><!-- --></div>').css({ clear : 'both' }) )
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.append(editor);
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$(element)
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// .css('display', 'none')
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.hide()
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.before(this.element);
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this.viewHTML = false;
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this.initialHeight = newY - 8;
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/**
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||
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* @link http://code.google.com/p/jwysiwyg/issues/detail?id=52
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||
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*/
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||
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this.initialContent = $(element).val();
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this.initFrame();
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if ( this.initialContent.length == 0 )
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||
|
|
this.setContent('');
|
||
|
|
|
||
|
|
if ( this.options.autoSave )
|
||
|
|
$('form').submit(function() { self.saveContent(); });
|
||
|
|
|
||
|
|
$('form').bind('reset', function()
|
||
|
|
{
|
||
|
|
self.setContent( self.initialContent );
|
||
|
|
self.saveContent();
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
initFrame : function()
|
||
|
|
{
|
||
|
|
var self = this;
|
||
|
|
var style = '';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @link http://code.google.com/p/jwysiwyg/issues/detail?id=14
|
||
|
|
*/
|
||
|
|
if ( this.options.css && this.options.css.constructor == String )
|
||
|
|
style = '<link rel="stylesheet" type="text/css" media="screen" href="' + this.options.css + '" />';
|
||
|
|
|
||
|
|
this.editorDoc = $(this.editor).document();
|
||
|
|
this.editorDoc_designMode = false;
|
||
|
|
|
||
|
|
try {
|
||
|
|
this.editorDoc.designMode = 'on';
|
||
|
|
this.editorDoc_designMode = true;
|
||
|
|
} catch ( e ) {
|
||
|
|
// Will fail on Gecko if the editor is placed in an hidden container element
|
||
|
|
// The design mode will be set ones the editor is focused
|
||
|
|
|
||
|
|
$(this.editorDoc).focus(function()
|
||
|
|
{
|
||
|
|
self.designMode();
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
this.editorDoc.open();
|
||
|
|
this.editorDoc.write(
|
||
|
|
this.options.html
|
||
|
|
.replace(/INITIAL_CONTENT/, this.initialContent)
|
||
|
|
.replace(/STYLE_SHEET/, style)
|
||
|
|
);
|
||
|
|
this.editorDoc.close();
|
||
|
|
this.editorDoc.contentEditable = 'true';
|
||
|
|
|
||
|
|
if ( $.browser.msie )
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Remove the horrible border it has on IE.
|
||
|
|
*/
|
||
|
|
setTimeout(function() { $(self.editorDoc.body).css('border', 'none'); }, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
$(this.editorDoc).click(function( event )
|
||
|
|
{
|
||
|
|
self.checkTargets( event.target ? event.target : event.srcElement);
|
||
|
|
});
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @link http://code.google.com/p/jwysiwyg/issues/detail?id=20
|
||
|
|
*/
|
||
|
|
$(this.original).focus(function()
|
||
|
|
{
|
||
|
|
$(self.editorDoc.body).focus();
|
||
|
|
});
|
||
|
|
|
||
|
|
if ( this.options.autoSave )
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* @link http://code.google.com/p/jwysiwyg/issues/detail?id=11
|
||
|
|
*/
|
||
|
|
$(this.editorDoc).keydown(function() { self.saveContent(); })
|
||
|
|
.keyup(function() { self.saveContent(); })
|
||
|
|
.mousedown(function() { self.saveContent(); });
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( this.options.css )
|
||
|
|
{
|
||
|
|
setTimeout(function()
|
||
|
|
{
|
||
|
|
if ( self.options.css.constructor == String )
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* $(self.editorDoc)
|
||
|
|
* .find('head')
|
||
|
|
* .append(
|
||
|
|
* $('<link rel="stylesheet" type="text/css" media="screen" />')
|
||
|
|
* .attr('href', self.options.css)
|
||
|
|
* );
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
else
|
||
|
|
$(self.editorDoc).find('body').css(self.options.css);
|
||
|
|
}, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
$(this.editorDoc).keydown(function( event )
|
||
|
|
{
|
||
|
|
if ( $.browser.msie && self.options.brIE && event.keyCode == 13 )
|
||
|
|
{
|
||
|
|
var rng = self.getRange();
|
||
|
|
rng.pasteHTML('<br />');
|
||
|
|
rng.collapse(false);
|
||
|
|
rng.select();
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
designMode : function()
|
||
|
|
{
|
||
|
|
if ( !( this.editorDoc_designMode ) )
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
this.editorDoc.designMode = 'on';
|
||
|
|
this.editorDoc_designMode = true;
|
||
|
|
} catch ( e ) {}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
getSelection : function()
|
||
|
|
{
|
||
|
|
return ( window.getSelection ) ? window.getSelection() : document.selection;
|
||
|
|
},
|
||
|
|
|
||
|
|
getRange : function()
|
||
|
|
{
|
||
|
|
var selection = this.getSelection();
|
||
|
|
|
||
|
|
if ( !( selection ) )
|
||
|
|
return null;
|
||
|
|
|
||
|
|
return ( selection.rangeCount > 0 ) ? selection.getRangeAt(0) : selection.createRange();
|
||
|
|
},
|
||
|
|
|
||
|
|
getContent : function()
|
||
|
|
{
|
||
|
|
return $( $(this.editor).document() ).find('body').html();
|
||
|
|
},
|
||
|
|
|
||
|
|
setContent : function( newContent )
|
||
|
|
{
|
||
|
|
$( $(this.editor).document() ).find('body').html(newContent);
|
||
|
|
},
|
||
|
|
|
||
|
|
saveContent : function()
|
||
|
|
{
|
||
|
|
if ( this.original )
|
||
|
|
{
|
||
|
|
var content = this.getContent();
|
||
|
|
|
||
|
|
if ( this.options.rmUnwantedBr )
|
||
|
|
content = ( content.substr(-4) == '<br>' ) ? content.substr(0, content.length - 4) : content;
|
||
|
|
|
||
|
|
$(this.original).val(content);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
appendMenu : function( cmd, args, className, fn )
|
||
|
|
{
|
||
|
|
var self = this;
|
||
|
|
var args = args || [];
|
||
|
|
|
||
|
|
$('<li></li>').append(
|
||
|
|
$('<a><!-- --></a>').addClass(className || cmd)
|
||
|
|
).mousedown(function() {
|
||
|
|
if ( fn ) fn.apply(self); else self.editorDoc.execCommand(cmd, false, args);
|
||
|
|
if ( self.options.autoSave ) self.saveContent();
|
||
|
|
}).appendTo( this.panel );
|
||
|
|
},
|
||
|
|
|
||
|
|
appendMenuSeparator : function()
|
||
|
|
{
|
||
|
|
$('<li class="separator"></li>').appendTo( this.panel );
|
||
|
|
},
|
||
|
|
|
||
|
|
appendControls : function()
|
||
|
|
{
|
||
|
|
for ( var name in this.options.controls )
|
||
|
|
{
|
||
|
|
var control = this.options.controls[name];
|
||
|
|
|
||
|
|
if ( control.separator )
|
||
|
|
{
|
||
|
|
if ( control.visible !== false )
|
||
|
|
this.appendMenuSeparator();
|
||
|
|
}
|
||
|
|
else if ( control.visible )
|
||
|
|
{
|
||
|
|
this.appendMenu(
|
||
|
|
control.command || name, control.arguments || [],
|
||
|
|
control.className || control.command || name || 'empty', control.exec
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
checkTargets : function( element )
|
||
|
|
{
|
||
|
|
for ( var name in this.options.controls )
|
||
|
|
{
|
||
|
|
var control = this.options.controls[name];
|
||
|
|
var className = control.className || control.command || name || 'empty';
|
||
|
|
|
||
|
|
$('.' + className, this.panel).removeClass('active');
|
||
|
|
|
||
|
|
if ( control.tags )
|
||
|
|
{
|
||
|
|
var elm = element;
|
||
|
|
|
||
|
|
do {
|
||
|
|
if ( elm.nodeType != 1 )
|
||
|
|
break;
|
||
|
|
|
||
|
|
if ( $.inArray(elm.tagName.toLowerCase(), control.tags) != -1 )
|
||
|
|
$('.' + className, this.panel).addClass('active');
|
||
|
|
} while ( elm = elm.parentNode );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( control.css )
|
||
|
|
{
|
||
|
|
var elm = $(element);
|
||
|
|
|
||
|
|
do {
|
||
|
|
if ( elm[0].nodeType != 1 )
|
||
|
|
break;
|
||
|
|
|
||
|
|
for ( var cssProperty in control.css )
|
||
|
|
if ( elm.css(cssProperty).toString().toLowerCase() == control.css[cssProperty] )
|
||
|
|
$('.' + className, this.panel).addClass('active');
|
||
|
|
} while ( elm = elm.parent() );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
getElementByAttributeValue : function( tagName, attributeName, attributeValue )
|
||
|
|
{
|
||
|
|
var elements = this.editorDoc.getElementsByTagName(tagName);
|
||
|
|
|
||
|
|
for ( var i = 0; i < elements.length; i++ )
|
||
|
|
{
|
||
|
|
var value = elements[i].getAttribute(attributeName);
|
||
|
|
|
||
|
|
if ( $.browser.msie )
|
||
|
|
{
|
||
|
|
/** IE add full path, so I check by the last chars. */
|
||
|
|
value = value.substr(value.length - attributeValue.length);
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( value == attributeValue )
|
||
|
|
return elements[i];
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
})(jQuery);
|
||
|
|
|
||
|
|
//关闭facebox
|
||
|
|
function hide()
|
||
|
|
{
|
||
|
|
$('#facebox').fadeOut(500);
|
||
|
|
}
|