1100 lines
28 KiB
JavaScript
1100 lines
28 KiB
JavaScript
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/*
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*
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* @(#) $Id: html_editor.js,v 1.51 2014/09/28 02:58:16 mlemos Exp $
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*
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*/
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/*jslint browser: true, devel: true, plusplus: true, sloppy: true, white: true */
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var ML;
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if(ML === undefined)
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{
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ML = {};
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}
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if(ML.HTMLEditor === undefined)
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{
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ML.HTMLEditor = {};
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}
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if(ML.HTMLEditor.Editor === undefined)
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{
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ML.HTMLEditor.HTMLEditors = {};
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ML.HTMLEditor.defaultVisualToolbar = {
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'character': [
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{
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type: 'bold'
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},
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{
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type: 'italic'
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},
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{
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type: 'underline'
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},
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{
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type: 'strikethrough'
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},
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{
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type: 'createlink'
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},
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{
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type: 'unlink'
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}
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],
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'paragraph': [
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{
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type: 'justifyleft'
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},
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{
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type: 'justifycenter'
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},
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{
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type: 'justifyright'
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},
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{
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type: 'justifyfull'
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},
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{
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type: 'space'
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},
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{
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type: 'formatblock'
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},
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{
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type: 'inserttemplate'
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}
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],
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'document': [
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{
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type: 'copy'
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},
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{
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type: 'cut'
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},
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{
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type: 'paste'
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},
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{
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type: 'delete'
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},
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{
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type: 'space'
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},
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{
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type: 'undo'
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},
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{
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type: 'redo'
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},
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{
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type: 'space'
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},
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{
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type: 'html'
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}
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]
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};
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ML.HTMLEditor.defaultHTMLToolbar = {
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'document': [
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{
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type: 'visual'
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}
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]
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};
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ML.HTMLEditor.linkEmulationStyle = 'color: #0000FF; text-decoration: underline';
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ML.HTMLEditor.Editor = function()
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{
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this.id = '';
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this.error = '';
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this.debug = true;
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this.editorStyle = 'background-color: #ffffff; border-style: solid; border-width: 1px; margin: 0px; border-color: #707070 #e0e0e0 #e0e0e0 #707070';
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this.templateVariableStyle = 'border-style: dashed; border-width: 1px; margin: 1px; padding: 1px';
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this.templateMarkStyle = 'background-color: #cedee6; border-style: solid; border-width: 1px; margin: 0px; padding: 2px; border-color: #e0e0e0 #707070 #707070 #e0e0e0; font-size: 8pt; opacity: 0.75; filter:alpha(opacity=75)';
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this.menuStyle = 'background-color: #d0d0d0; border-style: solid; border-width: 1px; margin: 0px; border-color: #e0e0e0 #707070 #707070 #e0e0e0';
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this.itemStyle = 'padding: 4px; color: #000000';
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this.itemSelectStyle = 'padding: 4px; color: #ffffff; background-color: #000080';
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this.mode = 'visual';
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this.showToolbars = true;
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this.templateVariables = {};
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this.externalCSS = [];
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this.openVariable = '{';
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this.closeVariable = '}';
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this.alternativesMark = '+';
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/*
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* private variables
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*/
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this.editor = null;
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this.textarea = null;
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this.iframe = null;
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this.editorDocument = null;
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this.htmlEditor = null;
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this.visualEditor = null;
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this.lastMenu = '';
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this.lastMenuTime = 0;
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this.menuDelayTime = 100;
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this.lastOpenedMenu = null;
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var hasAttribute = function (element, attribute)
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{
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if(element.hasAttribute)
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{
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return(element.hasAttribute(attribute));
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}
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return element.attributes[attribute] !== undefined;
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},
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getElementsByName = function(element, name, tags)
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{
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var l = [], t, e, i;
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for(t = 0; t < tags.length; ++t)
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{
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e = element.getElementsByTagName(tags[t]);
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for(i = 0; i < e.length; ++i)
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{
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if(e[i].getAttribute('name') === name)
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{
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l[l.length] = e[i];
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}
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}
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}
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return l;
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},
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getElementBox = function (element)
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{
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var b, s, o, p, box = {},
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d = element.ownerDocument,
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win = d.defaultView || d.parentWindow;
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if(element.getBoundingClientRect)
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{
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b = element.getBoundingClientRect();
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box.x = b.left + d.body.scrollLeft;
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box.y = b.top + d.body.scrollTop;
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box.width = b.right - b.left + 1;
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box.height = b.bottom - b.top + 1;
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}
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else
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{
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if(d.getBoxObjectFor)
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{
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b = d.getBoxObjectFor(element);
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box.x = b.x;
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box.y = b.y;
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box.width = b.width;
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box.height = b.height;
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if(win.getComputedStyle)
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{
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s = win.getComputedStyle(element, null);
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o = parseInt(s.borderLeftWidth, 10) + parseInt(s.borderRightWidth, 10);
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box.x -= o;
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box.width += o;
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o = parseInt(s.borderTopWidth, 10) + parseInt(s.borderBottomWidth, 10);
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box.y -= o;
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box.height += o;
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}
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}
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else
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{
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p = element.style.position;
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element.style.position = 'relative';
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box.x = element.offsetLeft;
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box.y = element.offsetTop;
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box.width = element.offsetWidth;
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box.height = element.offsetHeight;
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element.style.position = p;
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}
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}
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return box;
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},
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getElementSize = function (element)
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{
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var box = getElementBox(element);
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return { width: box.width, height: box.height };
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},
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repositionElement = function (element, parent, frame)
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{
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var s,
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b = getElementBox(parent),
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x = b.x,
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y = b.y + b.height,
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w = parseInt(b.width, 10);
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if(!isNaN(w))
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{
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s = getElementSize(element);
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if(!isNaN(parseInt(s.width, 10)))
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{
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x += (w - parseInt(s.width, 10)) / 2;
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if(x < 0)
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{
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x = 0;
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}
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}
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}
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if(frame)
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{
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b = getElementBox(frame);
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x += b.x;
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y += b.y;
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if(typeof(frame.contentWindow.pageXOffset) === 'number')
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{
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x -= frame.contentWindow.pageXOffset;
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y -= frame.contentWindow.pageYOffset;
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}
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else
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{
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if(frame.contentWindow.document.documentElement && frame.contentWindow.document.compatMode && frame.contentWindow.document.compatMode !== "BackCompat")
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{
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x -= frame.contentWindow.document.documentElement.scrollLeft;
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y -= frame.contentWindow.document.documentElement.scrollTop;
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}
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else
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{
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x -= frame.contentWindow.document.body.scrollLeft;
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y -= frame.contentWindow.document.body.scrollTop;
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}
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}
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}
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element.style.left = x + 'px';
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element.style.top = y + 'px';
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},
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addEventListener = function(element, event, listener, capture)
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{
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if(element.addEventListener)
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{
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element.addEventListener(event, listener, capture);
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}
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else
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{
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if(element.attachEvent)
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{
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element.attachEvent('on' + event, listener);
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}
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}
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},
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replaceStrings = function(value, replace)
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{
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var v, c, p, f;
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for(v in replace)
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{
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c = '';
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p = 0;
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while(p < value.length)
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{
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f = value.indexOf(v, p);
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if(f === -1)
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{
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c += value.substring(p);
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break;
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}
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c += value.substring(p, f) + replace[v];
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p = f + v.length;
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}
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value = c;
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}
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return value;
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},
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encodeHTML = function(value)
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{
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return replaceStrings(value, {
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'&': '&',
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'"': '"',
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'<': '<',
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'>': '>'
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});
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},
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escapeHTML = function(value)
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{
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return value.replace(/<a([^>]*)>([^<]*)<\/a>/gi, '<span style="' + ML.HTMLEditor.linkEmulationStyle + '">$2</span>');
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},
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encodeString = function(value)
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{
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return "'" + replaceStrings(value, {
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"'": "\\'"
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}) + "'";
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},
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expandTemplates = function(e, value, insert)
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{
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var v, r, i, n, p, b, f, s, tv, style, a, h, t, expand, c, variables = {}, created = {};
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if(insert)
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{
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for(v in e.templateVariables)
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{
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v = e.openVariable + v + e.closeVariable;
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r = getElementsByName(e.editorDocument, v, ['div', 'span']);
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for(i = 0; i < r.length; ++i)
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{
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n = (variables[v] ? variables[v].length : 0);
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if(n === 0)
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{
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variables[v] = [];
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}
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variables[v][n] = r[i].id;
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}
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}
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}
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style = e.templateVariableStyle.length ? ' style="' + encodeHTML(e.templateVariableStyle) + '"' : '';
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v = value;
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value = '';
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p = 0;
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while(p < v.length)
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{
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b = v.indexOf(e.openVariable, p);
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if(b === -1)
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{
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value += v.substring(p);
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break;
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}
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b += e.openVariable.length;
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f = v.indexOf(e.closeVariable, b);
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if(f === -1)
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{
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value += v.substring(p);
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break;
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}
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s = v.indexOf(' ', b);
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if(s === -1 || s > f)
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{
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s = f;
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}
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tv = v.substring(b, s);
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if(e.templateVariables[tv])
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{
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if(e.templateVariables[tv].alternatives)
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{
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a = (s === f ? null : v.substring(s + 1, f));
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if(a && !e.templateVariables[tv].alternatives[a])
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{
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a = null;
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}
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}
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else
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{
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a = null;
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}
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h = (e.templateVariables[tv].inline !== undefined);
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if(h)
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{
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t = (e.templateVariables[tv].inline ? 'span' : 'div');
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i = encodeHTML(e.openVariable + tv + e.closeVariable);
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n = (variables[i] ? variables[i].length : 0);
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expand = '<' + t + ' id="' + i + '_' + n +'" name="' + i + '"' + style + ' contentEditable="false"' + (e.templateVariables[tv].title ? ' title="' + encodeHTML(e.templateVariables[tv].title) + '"' : '') + (a ? ' data="' + encodeHTML(a) + '"' : '') + '></' + t + '>';
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}
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else
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{
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expand = (a ? e.templateVariables[tv].alternatives[a].value : e.templateVariables[tv].value);
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}
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|
value += v.substring(p, b - e.openVariable.length) + expand;
|
||
|
|
p = f + e.closeVariable.length;
|
||
|
|
if(h)
|
||
|
|
{
|
||
|
|
if(n === 0)
|
||
|
|
{
|
||
|
|
variables[i] = [];
|
||
|
|
}
|
||
|
|
c = (created[tv] ? created[tv].length : 0);
|
||
|
|
if(c === 0)
|
||
|
|
{
|
||
|
|
created[tv] = [];
|
||
|
|
}
|
||
|
|
variables[i][n] = created[tv][c] = i + '_' + n;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
value += v.substring(p, b);
|
||
|
|
p = b;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return { value: value, created: created };
|
||
|
|
},
|
||
|
|
|
||
|
|
handleMenus = function(e)
|
||
|
|
{
|
||
|
|
return function(event)
|
||
|
|
{
|
||
|
|
var id, parent, now, menu;
|
||
|
|
|
||
|
|
if(event.target)
|
||
|
|
{
|
||
|
|
parent = event.target;
|
||
|
|
id = parent.id;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if(event.srcElement)
|
||
|
|
{
|
||
|
|
parent = event.srcElement;
|
||
|
|
id = parent.id;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if(id.length === 0 || !parent)
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
now = (new Date()).getTime();
|
||
|
|
if(e.lastMenu !== id || now - e.lastMenuTime > e.menuDelayTime)
|
||
|
|
{
|
||
|
|
menu = e.visualEditor.ownerDocument.getElementById(id + '_menu');
|
||
|
|
if(e.toggleMenu(menu, parent, e.iframe))
|
||
|
|
{
|
||
|
|
menu.setAttribute('data', parent.parentNode.id);
|
||
|
|
}
|
||
|
|
e.lastMenu = id;
|
||
|
|
e.lastMenuTime = now;
|
||
|
|
}
|
||
|
|
if(event)
|
||
|
|
{
|
||
|
|
if(event.preventDefault)
|
||
|
|
{
|
||
|
|
event.preventDefault();
|
||
|
|
}
|
||
|
|
event.cancelBubble = true;
|
||
|
|
event.returnValue = false;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
},
|
||
|
|
|
||
|
|
convertValue = function(e, toEditor)
|
||
|
|
{
|
||
|
|
var value, v, n, r, t, a, replace;
|
||
|
|
|
||
|
|
if(toEditor)
|
||
|
|
{
|
||
|
|
value = expandTemplates(e, e.textarea.value, false).value;
|
||
|
|
e.editorDocument.body.innerHTML = value;
|
||
|
|
return value;
|
||
|
|
}
|
||
|
|
t = document.getElementById(e.id + '_temporary');
|
||
|
|
t.innerHTML = e.editorDocument.body.innerHTML;
|
||
|
|
for(v in e.templateVariables)
|
||
|
|
{
|
||
|
|
if(e.templateVariables[v].inline !== undefined)
|
||
|
|
{
|
||
|
|
r = getElementsByName(t, e.openVariable + v + e.closeVariable, ['div', 'span']);
|
||
|
|
for(n = 0; n < r.length; ++n)
|
||
|
|
{
|
||
|
|
r[n].parentNode.replaceChild(document.createTextNode(e.openVariable + v + (hasAttribute(r[n], 'data') ? ' ' + r[n].getAttribute('data') : '') + e.closeVariable), r[n]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
value = t.innerHTML;
|
||
|
|
t.innerHTML = '';
|
||
|
|
for(v in e.templateVariables)
|
||
|
|
{
|
||
|
|
if(e.templateVariables[v].inline === undefined)
|
||
|
|
{
|
||
|
|
replace = {};
|
||
|
|
replace[e.templateVariables[v].value] = e.openVariable + v + e.closeVariable;
|
||
|
|
if(e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
for(a in e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
replace[e.templateVariables[v].alternatives[a].value] = e.openVariable + v + ' ' + a + e.closeVariable;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
value = replaceStrings(value, replace);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return value;
|
||
|
|
},
|
||
|
|
|
||
|
|
renderToolbar = function(e, toolbars)
|
||
|
|
{
|
||
|
|
var t, b, type, setup, action, o, oo, menu, comma, id, v, content, title, render = '<table style="display: ' + (e.showToolbars ? 'block' : 'none') + '">';
|
||
|
|
|
||
|
|
setup = 'var e = ML.HTMLEditor.HTMLEditors[\'' + e.id + '\']; ';
|
||
|
|
for(t in toolbars)
|
||
|
|
{
|
||
|
|
render += '<tr><td>';
|
||
|
|
for(b = 0; b < toolbars[t].length; ++b)
|
||
|
|
{
|
||
|
|
type = toolbars[t][b].type;
|
||
|
|
switch(type)
|
||
|
|
{
|
||
|
|
case 'bold':
|
||
|
|
case 'italic':
|
||
|
|
case 'underline':
|
||
|
|
case 'strikethrough':
|
||
|
|
case 'createlink':
|
||
|
|
case 'unlink':
|
||
|
|
case 'copy':
|
||
|
|
case 'cut':
|
||
|
|
case 'paste':
|
||
|
|
case 'delete':
|
||
|
|
case 'undo':
|
||
|
|
case 'redo':
|
||
|
|
case 'html':
|
||
|
|
case 'visual':
|
||
|
|
case 'justifyleft':
|
||
|
|
case 'justifycenter':
|
||
|
|
case 'justifyright':
|
||
|
|
case 'justifyfull':
|
||
|
|
action = setup + 'if(!e.execCommand("' + type + '", true) && !e.debug) { alert("Could not execute the ' + type + ' command in this browser.") }';
|
||
|
|
switch(type)
|
||
|
|
{
|
||
|
|
case 'bold':
|
||
|
|
content = '<span style="font-weight: bold">B</span>';
|
||
|
|
title = 'Bold';
|
||
|
|
break;
|
||
|
|
case 'italic':
|
||
|
|
content = '<span style="font-style: italic">I</span>';
|
||
|
|
title = 'Italic';
|
||
|
|
break;
|
||
|
|
case 'underline':
|
||
|
|
content = '<span style="text-decoration: underline">U</span>';
|
||
|
|
title = 'Underline';
|
||
|
|
break;
|
||
|
|
case 'strikethrough':
|
||
|
|
content = '<span style="text-decoration: line-through">S</span>';
|
||
|
|
title = 'Strike-through';
|
||
|
|
break;
|
||
|
|
case 'createlink':
|
||
|
|
content = '<span style="text-decoration: underline; color: #0000ff">www</span>';
|
||
|
|
title = 'Create link';
|
||
|
|
action = 'var url = prompt("Link URL:", "http://www."); if(url === null || url === "") return false; ' + setup + 'if(!e.execCommand("' + type + '", url) && !e.debug) { alert("Could not execute the ' + type + ' command in this browser.") }';
|
||
|
|
break;
|
||
|
|
case 'unlink':
|
||
|
|
content = '<span style="text-decoration: underline line-through; color: #0000ff">www</span>';
|
||
|
|
title = 'Remove link';
|
||
|
|
break;
|
||
|
|
case 'copy':
|
||
|
|
content = 'Copy';
|
||
|
|
title = 'Copy selected';
|
||
|
|
break;
|
||
|
|
case 'cut':
|
||
|
|
content = 'Cut';
|
||
|
|
title = 'Cut selected';
|
||
|
|
break;
|
||
|
|
case 'paste':
|
||
|
|
content = 'Paste';
|
||
|
|
title = 'Paste copied';
|
||
|
|
break;
|
||
|
|
case 'delete':
|
||
|
|
content = 'Delete';
|
||
|
|
title = 'Delete selected';
|
||
|
|
break;
|
||
|
|
case 'undo':
|
||
|
|
content = 'Undo';
|
||
|
|
title = 'Undo';
|
||
|
|
break;
|
||
|
|
case 'redo':
|
||
|
|
content = 'Redo';
|
||
|
|
title = 'Redo';
|
||
|
|
break;
|
||
|
|
case 'justifyleft':
|
||
|
|
content = 'Left';
|
||
|
|
title = 'Justify left';
|
||
|
|
break;
|
||
|
|
case 'justifycenter':
|
||
|
|
content = 'Center';
|
||
|
|
title = 'Justify center';
|
||
|
|
break;
|
||
|
|
case 'justifyright':
|
||
|
|
content = 'Right';
|
||
|
|
title = 'Justify right';
|
||
|
|
break;
|
||
|
|
case 'justifyfull':
|
||
|
|
content = 'Full';
|
||
|
|
title = 'Justify full';
|
||
|
|
break;
|
||
|
|
case 'visual':
|
||
|
|
content = 'Visual';
|
||
|
|
title = 'Edit visually';
|
||
|
|
action = setup + 'e.setEditMode("visual");';
|
||
|
|
break;
|
||
|
|
case 'html':
|
||
|
|
content = 'HTML';
|
||
|
|
title = 'Edit HTML';
|
||
|
|
action = setup + 'e.setEditMode("html");';
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
if(e.debug)
|
||
|
|
{
|
||
|
|
alert('toolbar element of type ' + type + ' is not implemented');
|
||
|
|
}
|
||
|
|
action = '';
|
||
|
|
content = title = type;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
if(action.length)
|
||
|
|
{
|
||
|
|
render += '<button onclick="' + encodeHTML(action) + ' return false" title="' + encodeHTML(title) + '">' + content + '</button>';
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'justify':
|
||
|
|
case 'inserttemplate':
|
||
|
|
case 'formatblock':
|
||
|
|
switch(type)
|
||
|
|
{
|
||
|
|
case 'justify':
|
||
|
|
menu = 'Justify';
|
||
|
|
o = {
|
||
|
|
'justifyleft': 'Left',
|
||
|
|
'justifycenter': 'Center',
|
||
|
|
'justifyright': 'Right',
|
||
|
|
'justifyfull': 'Full'
|
||
|
|
};
|
||
|
|
action = 'if(!e.execCommand({item}, true) && !e.debug) { alert("Could not execute the justify command in this browser.") }';
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'inserttemplate':
|
||
|
|
menu = 'Insert template';
|
||
|
|
o = {};
|
||
|
|
if(e.templateVariables.length === 0)
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
comma = '';
|
||
|
|
for(v in e.templateVariables)
|
||
|
|
{
|
||
|
|
if(e.templateVariables[v].inline !== undefined)
|
||
|
|
{
|
||
|
|
o[e.openVariable + v + e.closeVariable] = (e.templateVariables[v].title || v);
|
||
|
|
}
|
||
|
|
comma = ', ';
|
||
|
|
}
|
||
|
|
action = 'if(!e.execCommand("inserthtml", {item}) && !e.debug) { alert("Could not execute the inserthtml command in this browser.") }; e.loadTemplates();';
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'formatblock':
|
||
|
|
menu = 'Format block';
|
||
|
|
o = {
|
||
|
|
'p': '<p style="margin: 0px">Paragraph</p>',
|
||
|
|
'pre': '<pre style="margin: 0px">Preformatted</pre>',
|
||
|
|
'address': '<address style="margin: 0px">Address</address>',
|
||
|
|
'h1': '<h1 style="margin: 0px">Heading 1</h1>',
|
||
|
|
'h2': '<h2 style="margin: 0px">Heading 2</h2>',
|
||
|
|
'h3': '<h3 style="margin: 0px">Heading 3</h3>',
|
||
|
|
'h4': '<h4 style="margin: 0px">Heading 4</h4>',
|
||
|
|
'h5': '<h5 style="margin: 0px">Heading 5</h5>',
|
||
|
|
'h6': '<h6 style="margin: 0px">Heading 6</h6>'
|
||
|
|
};
|
||
|
|
action = 'if(!e.execCommand("formatblock", {item} ) && !e.debug) { alert("Could not execute the formatblock command in this browser.") }';
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
id = e.id + '_' + type;
|
||
|
|
oo = '';
|
||
|
|
for(v in o)
|
||
|
|
{
|
||
|
|
oo += '<div style="' + encodeHTML(e.itemStyle) + '" onmouseover="' + encodeHTML('var s = ' + encodeString(e.itemSelectStyle) + '; if(this.currentStyle) { this.style.cssText = s } else { this.setAttribute(\'style\', s) }') + '" onmouseout="' + encodeHTML('var s = ' + encodeString(e.itemStyle) + '; if(this.currentStyle) { this.style.cssText = s } else { this.setAttribute(\'style\', s) }') + '" onmousedown="' + setup + encodeHTML(replaceStrings(action, { '{item}': encodeString(v) })) + '; e.hideMenu(this.ownerDocument.getElementById(' + encodeString(id) + ')); return false">' + o[v] + '</div>';
|
||
|
|
}
|
||
|
|
render += '<div id="' + id + '" style="' + encodeHTML(e.menuStyle) + '; position: absolute; visibility: hidden; white-space: nowrap">' + oo + '</div><button onkeydown="if(event.keyCode === 27) { ' + setup + 'e.hideMenu(this.ownerDocument.getElementById(' + encodeString(id) + ')); return false }" onclick="' + setup + 'e.toggleMenu(this.ownerDocument.getElementById(' + encodeString(id) + '), this, null); return false" title="' + encodeHTML(menu) + '">' + menu + '</button>';
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'separator':
|
||
|
|
render += (toolbars[t][b].content || ' | ');
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'space':
|
||
|
|
render += (toolbars[t][b].content || ' ');
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
if(e.debug)
|
||
|
|
{
|
||
|
|
alert('toolbar element of type ' + type + ' is not implemented');
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
render += '</td></tr>';
|
||
|
|
}
|
||
|
|
render += '</table>';
|
||
|
|
return render;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.formatMark = function(variable, alternative)
|
||
|
|
{
|
||
|
|
var e = this;
|
||
|
|
|
||
|
|
return '<span style="float: left; ' + encodeHTML(e.templateMarkStyle) + '">' + encodeHTML(e.openVariable + variable + (alternative ? ' ' + alternative : '') + e.closeVariable + (e.templateVariables[variable].alternatives ? ' ' + e.alternativesMark : '')) + '</span><br style="clear: both">' + escapeHTML(alternative ? e.templateVariables[variable].alternatives[alternative].preview : e.templateVariables[variable].preview);
|
||
|
|
};
|
||
|
|
|
||
|
|
this.changeMark = function(mark, variable, alternative)
|
||
|
|
{
|
||
|
|
var e = this, s, i = e.editorDocument.createElement('button');
|
||
|
|
|
||
|
|
i.setAttribute('id', e.id + '_' + variable);
|
||
|
|
s = (e.templateVariables[variable].inline ? '' : 'display: block; width: 100%; text-align: left; ') + 'background-color: inherit; border-style: none; border-width: 0px; padding: 0px; font-family: inherit; font-size: inherit; color: inherit';
|
||
|
|
if(i.currentStyle)
|
||
|
|
{
|
||
|
|
i.style.cssText = s;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
i.setAttribute('style', s);
|
||
|
|
}
|
||
|
|
i.setAttribute('contentEditable', 'false');
|
||
|
|
i.innerHTML = e.formatMark(variable, alternative);
|
||
|
|
mark.innerHTML = '';
|
||
|
|
mark.appendChild(i);
|
||
|
|
};
|
||
|
|
|
||
|
|
this.setAlternative = function(mark, variable, alternative)
|
||
|
|
{
|
||
|
|
var e = this, p;
|
||
|
|
|
||
|
|
p = e.editorDocument.getElementById(mark);
|
||
|
|
if(alternative)
|
||
|
|
{
|
||
|
|
p.setAttribute('data', alternative);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
p.setAttribute('data', '');
|
||
|
|
p.removeAttribute('data');
|
||
|
|
}
|
||
|
|
e.changeMark(p, variable, alternative);
|
||
|
|
};
|
||
|
|
|
||
|
|
this.loadTemplates = function()
|
||
|
|
{
|
||
|
|
var v, r, n, i, s, o, a, oo, id,
|
||
|
|
e = this, setup = 'var e = ML.HTMLEditor.HTMLEditors[\'' + e.id + '\']; ';
|
||
|
|
|
||
|
|
for(v in e.templateVariables)
|
||
|
|
{
|
||
|
|
r = getElementsByName(e.editorDocument, e.openVariable + v + e.closeVariable, [ 'div', 'span' ]);
|
||
|
|
for(n = 0; n < r.length; ++n)
|
||
|
|
{
|
||
|
|
id = e.id + '_' + v;
|
||
|
|
r[n].innerHTML = '';
|
||
|
|
if(e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
i = e.visualEditor.ownerDocument.createElement('div');
|
||
|
|
i.setAttribute('id', id + '_menu');
|
||
|
|
e.visualEditor.appendChild(i);
|
||
|
|
s = e.menuStyle + '; position: absolute; visibility: hidden';
|
||
|
|
if(i.currentStyle)
|
||
|
|
{
|
||
|
|
i.style.cssText = s;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
i.setAttribute('style', s);
|
||
|
|
}
|
||
|
|
o = {};
|
||
|
|
o[v] = e.templateVariables[v].title;
|
||
|
|
for(a in e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
o[a] = e.templateVariables[v].alternatives[a].title;
|
||
|
|
}
|
||
|
|
oo = '';
|
||
|
|
for(a in o)
|
||
|
|
{
|
||
|
|
oo += '<div style="' + encodeHTML(e.itemStyle) + '" onmouseover="' + encodeHTML('var s = ' + encodeString(e.itemSelectStyle) + '; if(this.currentStyle) { this.style.cssText = s } else { this.setAttribute(\'style\', s) }') + '" onmouseout="' + encodeHTML('var s = ' + encodeString(e.itemStyle) + '; if(this.currentStyle) { this.style.cssText = s } else { this.setAttribute(\'style\', s) }') + '" onmousedown="' + setup + 'e.setAlternative(this.ownerDocument.getElementById(' + encodeString(id + '_menu') + ').getAttribute(\'data\'), ' + encodeHTML(encodeString(v) + ', ' + (oo.length ? encodeString(a) : 'null')) +'); e.hideMenu(this.ownerDocument.getElementById(' + encodeString(id + '_menu') + ')); return false">' + o[a] + '</div>';
|
||
|
|
}
|
||
|
|
i.innerHTML = oo;
|
||
|
|
}
|
||
|
|
e.changeMark(r[n], v, (e.templateVariables[v].alternatives && hasAttribute(r[n],'data')) ? r[n].getAttribute('data') : null);
|
||
|
|
if(e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
addEventListener(r[n], 'click', handleMenus(e), true);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
this.hideMenu = function(menu)
|
||
|
|
{
|
||
|
|
if(menu)
|
||
|
|
{
|
||
|
|
menu.style.visibility = 'hidden';
|
||
|
|
this.lastOpenedMenu = null;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
this.showMenu = function(menu, parent, frame)
|
||
|
|
{
|
||
|
|
if(menu)
|
||
|
|
{
|
||
|
|
if(this.lastOpenedMenu && this.lastOpenedMenu.id !== menu.id)
|
||
|
|
{
|
||
|
|
this.hideMenu(this.lastOpenedMenu);
|
||
|
|
}
|
||
|
|
repositionElement(menu, parent, frame);
|
||
|
|
menu.style.visibility = 'visible';
|
||
|
|
this.lastOpenedMenu = menu;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.toggleMenu = function(menu, parent, frame)
|
||
|
|
{
|
||
|
|
if(menu)
|
||
|
|
{
|
||
|
|
if(menu.style.visibility === 'visible')
|
||
|
|
{
|
||
|
|
this.hideMenu(menu);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return this.showMenu(menu, parent, frame);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.synchronize = function()
|
||
|
|
{
|
||
|
|
var e = this, converted;
|
||
|
|
|
||
|
|
converted = convertValue(e, false);
|
||
|
|
if(converted !== e.textarea.value)
|
||
|
|
{
|
||
|
|
if(e.mode === 'visual')
|
||
|
|
{
|
||
|
|
e.textarea.value = converted;
|
||
|
|
if(typeof(e.textarea.onchange) === 'function')
|
||
|
|
{
|
||
|
|
e.textarea.onchange();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
convertValue(e, true);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
this.setError = function(error)
|
||
|
|
{
|
||
|
|
this.error = error;
|
||
|
|
if(this.debug)
|
||
|
|
{
|
||
|
|
alert(error);
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.insertEditor = function(editor, textarea)
|
||
|
|
{
|
||
|
|
var l, e = this, editor_document, html_editor, visual_editor, c, html_size, visual_size, size, i;
|
||
|
|
|
||
|
|
l = document.getElementById(editor);
|
||
|
|
if(!l)
|
||
|
|
{
|
||
|
|
return e.setError('editor block "' + editor + '" was not found in this document.');
|
||
|
|
}
|
||
|
|
e.id = textarea.id;
|
||
|
|
editor_document = editor + '_iframe';
|
||
|
|
html_editor = editor + '_html';
|
||
|
|
visual_editor = editor + '_visual';
|
||
|
|
l.innerHTML = '<div id="' + encodeHTML(html_editor) + '">' + renderToolbar(e, ML.HTMLEditor.defaultHTMLToolbar) + '<div><textarea id="' + encodeHTML(textarea.id) + '" name="' + encodeHTML(textarea.name) + (textarea.rows ? '" rows="' + textarea.rows : '') + (textarea.cols ? '" cols="' + textarea.cols : '') + (textarea.className ? '" class="' + encodeHTML(textarea.className) : '') + (textarea.style ? '" style="' + encodeHTML(textarea.style) : '') + '">' + (textarea.value ? encodeHTML(textarea.value) : '') + '</textarea></div></div><div id="' + encodeHTML(visual_editor) + '">' + renderToolbar(e, ML.HTMLEditor.defaultVisualToolbar) + '<div><iframe id="' + encodeHTML(editor_document) + '" src="javascript:;" frameborder="0" marginwidth="0" marginheight="0" style="' + encodeHTML(textarea.style || e.editorStyle) + '"></iframe></div></div><div id="' + e.id + '_temporary" style="display: none"></div>';
|
||
|
|
e.htmlEditor = document.getElementById(html_editor);
|
||
|
|
if(!e.htmlEditor)
|
||
|
|
{
|
||
|
|
return e.setError('could not create the HTML editor section');
|
||
|
|
}
|
||
|
|
e.visualEditor = document.getElementById(visual_editor);
|
||
|
|
if(!e.visualEditor)
|
||
|
|
{
|
||
|
|
return e.setError('could not create the visual editor section');
|
||
|
|
}
|
||
|
|
e.textarea = document.getElementById(textarea.id);
|
||
|
|
if(!e.textarea)
|
||
|
|
{
|
||
|
|
return e.setError('could not create the editor textarea');
|
||
|
|
}
|
||
|
|
l = e.iframe = document.getElementById(editor_document);
|
||
|
|
if(!l)
|
||
|
|
{
|
||
|
|
return e.setError('could not create the editor iframe');
|
||
|
|
}
|
||
|
|
if(!l.contentWindow || !l.contentWindow.document)
|
||
|
|
{
|
||
|
|
return e.setError('could not access the editor iframe');
|
||
|
|
}
|
||
|
|
e.editorDocument = l.contentWindow.document;
|
||
|
|
e.editorDocument.open();
|
||
|
|
e.editorDocument.write('<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><title>Editor</title>');
|
||
|
|
if(e.externalCSS.length)
|
||
|
|
{
|
||
|
|
for(c = 0; c < e.externalCSS.length; ++c)
|
||
|
|
{
|
||
|
|
e.editorDocument.write('<link rel="stylesheet" type="text/css" href="' + encodeHTML(e.externalCSS[c]) + '">');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
e.editorDocument.write('</head><body></body></html>');
|
||
|
|
e.editorDocument.close();
|
||
|
|
html_size = getElementSize(e.htmlEditor);
|
||
|
|
visual_size = getElementSize(e.visualEditor);
|
||
|
|
size = getElementSize(e.textarea);
|
||
|
|
i = getElementSize(e.iframe);
|
||
|
|
l.style.width = size.width + 'px';
|
||
|
|
l.style.height = (i.height + html_size.height - visual_size.height) + 'px';
|
||
|
|
if(e.mode === 'visual')
|
||
|
|
{
|
||
|
|
e.htmlEditor.style.display = 'none';
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
e.visualEditor.style.display = 'none';
|
||
|
|
}
|
||
|
|
convertValue(e, true);
|
||
|
|
if(typeof(e.editorDocument.designMode) === 'string' && e.editorDocument.designMode === 'off')
|
||
|
|
{
|
||
|
|
e.editorDocument.designMode = 'on';
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if(e.editorDocument.body.contentEditable !== undefined)
|
||
|
|
{
|
||
|
|
e.editorDocument.body.contentEditable = true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return e.setError('HTML editing in this browser is not yet supported');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
addEventListener(e.textarea, 'change', function()
|
||
|
|
{
|
||
|
|
e.synchronize();
|
||
|
|
}, false
|
||
|
|
);
|
||
|
|
addEventListener(e.editorDocument.body, 'blur', function()
|
||
|
|
{
|
||
|
|
e.synchronize();
|
||
|
|
}, false
|
||
|
|
);
|
||
|
|
ML.HTMLEditor.HTMLEditors[textarea.id] = e;
|
||
|
|
e.loadTemplates();
|
||
|
|
return true;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.execCommand = function(command, argument)
|
||
|
|
{
|
||
|
|
var e = this, enabled, expanded, r;
|
||
|
|
|
||
|
|
if(e.editorDocument === null)
|
||
|
|
{
|
||
|
|
return e.setError('the HTML editor elements are not yet setup');
|
||
|
|
}
|
||
|
|
try
|
||
|
|
{
|
||
|
|
switch(command)
|
||
|
|
{
|
||
|
|
case 'inserthtml':
|
||
|
|
try
|
||
|
|
{
|
||
|
|
enabled = e.editorDocument.queryCommandEnabled(command);
|
||
|
|
}
|
||
|
|
catch(exception)
|
||
|
|
{
|
||
|
|
enabled = false;
|
||
|
|
}
|
||
|
|
expanded = expandTemplates(e, argument, true);
|
||
|
|
argument = expanded.value;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
enabled = true;
|
||
|
|
}
|
||
|
|
if(enabled)
|
||
|
|
{
|
||
|
|
e.editorDocument.execCommand(command, false, argument);
|
||
|
|
}
|
||
|
|
switch(command)
|
||
|
|
{
|
||
|
|
case 'copy':
|
||
|
|
case 'cut':
|
||
|
|
case 'paste':
|
||
|
|
if(!e.editorDocument.queryCommandSupported(command))
|
||
|
|
{
|
||
|
|
throw('Not supported');
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'inserthtml':
|
||
|
|
if(!enabled)
|
||
|
|
{
|
||
|
|
e.editorDocument.body.focus();
|
||
|
|
r = e.editorDocument.selection.createRange();
|
||
|
|
r.pasteHTML(argument);
|
||
|
|
}
|
||
|
|
/*
|
||
|
|
for(var v in expanded.created)
|
||
|
|
{
|
||
|
|
if(e.templateVariables[v].alternatives)
|
||
|
|
{
|
||
|
|
for(var i = 0; i < expanded.created[v].length; ++i)
|
||
|
|
{
|
||
|
|
addEventListener(e.editorDocument.getElementById(expanded.created[v][i]), 'click', handleMenus(e), true);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
catch(exception)
|
||
|
|
{
|
||
|
|
return e.setError(command + ' command is not allowed in this browser: ' + exception.message);
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.setEditMode = function(mode)
|
||
|
|
{
|
||
|
|
switch(mode)
|
||
|
|
{
|
||
|
|
case 'visual':
|
||
|
|
this.textarea.blur();
|
||
|
|
this.htmlEditor.style.display = 'none';
|
||
|
|
this.synchronize();
|
||
|
|
this.visualEditor.style.display = 'block';
|
||
|
|
this.loadTemplates();
|
||
|
|
this.editorDocument.body.focus();
|
||
|
|
break;
|
||
|
|
|
||
|
|
case 'html':
|
||
|
|
this.editorDocument.body.blur();
|
||
|
|
this.visualEditor.style.display = 'none';
|
||
|
|
this.synchronize();
|
||
|
|
this.htmlEditor.style.display = 'block';
|
||
|
|
this.textarea.focus();
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
return this.setError(mode + ' is not valid edit mode');
|
||
|
|
}
|
||
|
|
this.mode = mode;
|
||
|
|
return true;
|
||
|
|
};
|
||
|
|
|
||
|
|
this.setValue = function(value)
|
||
|
|
{
|
||
|
|
var e = this;
|
||
|
|
|
||
|
|
e.textarea.value = value;
|
||
|
|
convertValue(e, true);
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
}
|