editor.js

一个asp写的论坛源代码,论坛所需要的功能都有

/******************************************************************************
  team Board - modify for Team's daymoon
  Copyright 2005-2006 team studio. (http://www.team5.cn)
*******************************************************************************/

var editbox = editwin = editdoc = null;
var cursor = -1;
var stack = new Array();


function expandoptions(id)
{
	var a = document.getElementById(id);
	if(a.style.display=='')
	{
		a.style.display='none';
	}
	else
	{
		a.style.display='';
	}
}

function cloneObj(oClone, oParent, count) {
	if(oParent.childNodes.length < count) {
		var newNode = oClone.cloneNode(true);
		oParent.appendChild(newNode);
		
		return true;
	} 
	return false;	
}

function delObj(oParent, count) {
	if(oParent.childNodes.length > count) {
		oParent.removeChild(oParent.lastChild);
		return true;
	}
	return false;
}

function setfileid(maxup){
	str='';
	if(!document.getElementById("upcount").value){
		document.getElementById("upcount").value=1;
	}
	if(document.getElementById("upcount").value > maxup){
		alert('您最多只能同时上传 '+maxup+' 个文件!');
		document.getElementById("upcount").value = maxup;
		setfileid();
	}
	else
	{
		for(i=1;i<=document.getElementById("upcount").value;i++)
			str+='<div id="divfileItem" style="padding-top:4px"> 上传附件: <input type="file" name="fileitemid'+i+'" size="60" onBlur=this.className="colorblur"; onfocus=this.className="colorfocus"; class="colorblur"></div>';
			document.getElementById("divfileItem").innerHTML=str;
		}
}

function clonePoll(maxpoll){
	if(!cloneObj(document.getElementById('divPollItem'), document.getElementById('polloptions') ,maxpoll)){
		alert('投票项不能多于 ' + maxpoll + ' 个');
	}
	document.all("pollitemid")[document.all('pollitemid').length-1].value = "";
}

function newEditor(mode, initialtext) {

	wysiwyg = parseInt(mode);
	if(!(is_ie || is_moz || (is_opera && opera.version() >= 9))) {
		allowswitcheditor = wysiwyg = 0;
	}
	var bbcodemode = $('bbcodemode');
	var wysiwygmode = $('wysiwygmode');
	bbcodemode.className = wysiwyg ? 'editor_switcher' : 'editor_switcher_highlight';
	wysiwygmode.className = wysiwyg ? 'editor_switcher_highlight' : 'editor_switcher';
	if(!allowswitcheditor) {
		$(editorid + '_switcher').style.display = 'none';
	}

	$(editorid + '_cmd_table').disabled = wysiwyg ? false : true;

	if(wysiwyg) {
		if($(editorid + '_iframe')) {
			editbox = $(editorid + '_iframe');
		} else {
			var iframe = document.createElement('iframe');
			editbox = textobj.parentNode.appendChild(iframe);
			editbox.id = editorid + '_iframe';
		}

		editwin = editbox.contentWindow;
		editdoc = editwin.document;
		writeEditorContents(isUndefined(initialtext) ?  textobj.value : initialtext);
	} else {
		editbox = textobj;
		editwin = textobj;
		editdoc = textobj;
		if(!isUndefined(initialtext)) {
			writeEditorContents(initialtext);
		}
		addSnapshot(textobj.value);
	}
	setEditorEvents();
}


function writeEditorContents(text) {
	if(wysiwyg) {
		if(text == '' && is_moz) {
			text = '<br />';
		}
		if(editdoc && editdoc.initialized) {
			editdoc.body.innerHTML = text;
		} else {
			editdoc.designMode = 'on';
			editdoc = editwin.document;
			editdoc.open('text/html', 'replace');
			editdoc.write(text);
			editdoc.close();
			editdoc.body.contentEditable = true;
			editdoc.initialized = true;
		}
	} else {
		textobj.value = text;
	}

	setEditorStyle();

}

function getEditorContents() {
	return wysiwyg ? editdoc.body.innerHTML : editdoc.value;
}

function setEditorStyle() {
	if(wysiwyg) {
		textobj.style.display = 'none';
		editbox.style.display = '';

		if(is_moz || is_opera) {
			for(var ss = 0; ss < document.styleSheets.length; ss++) {
				if(document.styleSheets[ss].cssRules.length <= 0) {
					continue;
				}
				for(var i = 0; i < document.styleSheets[ss].cssRules.length; i++) {
					if(document.styleSheets[ss].cssRules[i].selectorText == '.wysiwyg') {
						var newss = editdoc.createElement('style');
						newss.type = 'text/css';
						newss.innerHTML = document.styleSheets[ss].cssRules[i].cssText + ' p { margin: 0px; }';
						editdoc.documentElement.childNodes[0].appendChild(newss);
						editdoc.body.style.fontSize = document.styleSheets[ss].cssRules[i].style.fontSize;
						editdoc.body.style.fontFamily = document.styleSheets[ss].cssRules[i].style.fontFamily;
					}
				}
			}
			editbox.style.border = '0px';
		} else if(is_ie) {
			if(document.styleSheets['css']) {
				editdoc.createStyleSheet().cssText = document.styleSheets['css'].cssText + ' p { margin: 0px; }';
				editdoc.body.className = 'wysiwyg';
			}
			editdoc.body.style.border = '0px';
		}
		editbox.style.width = textobj.style.width;
		editbox.style.height = textobj.style.height;
		editdoc.body.style.backgroundColor = '#FFFFFF';

	} else {
		var iframe = textobj.parentNode.getElementsByTagName('iframe')[0];
		if(iframe) {
			textobj.style.display = '';
			textobj.style.width = iframe.style.width;
			textobj.style.height = iframe.style.height;
			iframe.style.display = 'none';
		}
	}
}

function setEditorEvents() {
	if(wysiwyg) {
		if(is_moz || is_opera) {
			editdoc.addEventListener('mouseup', function(e) {setContext(); popupmenu.hide();}, true);
			editdoc.addEventListener('keyup', function(e) {setContext();}, true);
			editwin.addEventListener('focus', function(e) {this.hasfocus = true;}, true);
			editwin.addEventListener('blur', function(e) {this.hasfocus = false;}, true);
			editwin.addEventListener('keydown', function(e) {ctlent(e);}, true);
		} else {
			editdoc.onmouseup = function(e) {setContext(); popupmenu.hide();};
			editdoc.onkeyup = function(e) {setContext();};
			if(editdoc.attachEvent) {
				editdoc.body.attachEvent("onkeydown", ctlent);
			}
		}
	}
	editwin.onfocus = function(e) {this.hasfocus = true;};
	editwin.onblur = function(e) {this.hasfocus = false;};
}


function alipays(){
	var arr = showModalDialog("images/common/alipay.htm", "", "dialogWidth:22em; dialogHeight:35em; status:0;help:0");
	if (arr != null){
		insertText(arr);
		return false;
	}
}

function forswf()
{
	var arr = showModalDialog("images/common/swf.htm", "", "dialogWidth:30em; dialogHeight:10em; status:0; help:0");
	if (arr != null){
		var ss;
		ss=arr.split("*")
		path=ss[0];
		row=ss[1];
		col=ss[2];
		var string;
		string="[flash="+row+","+col+"]"+path+"[/flash]"
		insertText(string);
	}
	else return false;;
}

function forwmv()
{
	var arr = showModalDialog("images/common/wmv.htm", "", "dialogWidth:30em; dialogHeight:14em; status:0; help:0");
	
	if (arr != null){
		var ss;
		ss=arr.split("*")
		path=ss[0];
		autostart=ss[1];
		width=ss[2];
		height=ss[3];
		ran=rand();
		var string;
		string="[MP="+ width +","+ height +","+ autostart +"]"+ path +"[/MP]";
		insertText(string);
	}
	else return false;
}

function rand() {
	return parseInt((1000)*Math.random()+1);
}

function forrm()
{
	var arr = showModalDialog("images/common/rm.htm", "", "dialogWidth:30em; dialogHeight:14em; status:0; help:0");
	
	if (arr != null)
	{
		var ss;
		ss = arr.split("*")
		path = ss[0];
		row = ss[1];
		col = ss[2];
		autostart = ss[3];
		ran = rand();
		var string;
		string = "[RM="+ row +","+ col +","+ autostart +"]"+ path +"[/RM]";
		insertText(string);
	}
	else return false;
}

function wrapTags(tagname, useoption, selection) {

	if(tagname=='code') {
		applyFormat('removeformat');
	}

	if(isUndefined(selection)) {
		var selection = getSel();
		if(selection === false) {
			selection = '';
		} else {
			selection += '';
		}
	}

	if(useoption === true) {
		var option = showPrompt(construct_phrase(lang['enter_tag_option'], ('[' + tagname + ']')), '');
		if(option = verifyPrompt(option)) {
			var opentag = '[' + tagname + '=' + option + ']';
		} else {
			return false;
		}
	} else if(useoption !== false) {
		var opentag = '[' + tagname + '=' + useoption + ']';
	} else {
		var opentag = '[' + tagname + ']';
	}

	var closetag = '[/' + tagname + ']';
	var text = opentag + selection + closetag;
	insertText(text, mb_strlen(opentag), mb_strlen(closetag));
	return false;
}

function applyFormat(cmd, dialog, argument) {

	if(wysiwyg) {
		editdoc.execCommand(cmd, (isUndefined(dialog) ? false : dialog), (isUndefined(argument) ? true : argument));
		return false;
	}
	switch(cmd) {
		case 'bold':
		case 'italic':
		case 'underline':
			wrapTags(cmd.substr(0, 1), false);
			break;
		case 'justifyleft':
		case 'justifycenter':
		case 'justifyright':
			wrapTags('align', cmd.substr(7));
			break;
		case 'indent':
			wrapTags(cmd, false);
			break;
		case 'fontname':
			wrapTags('font', argument);
			break;
		case 'fontsize':
			wrapTags('size', argument);
			break;
		case 'forecolor':
			wrapTags('color', argument);
			break;
		case 'createlink':
			var sel = getSel();
			if(sel) {
				wrapTags('url', argument);
			} else {
				wrapTags('url', argument, argument);
			}
			break;
		case 'insertimage':
			wrapTags('img', false, argument);
			break;
	}
}

function customTags(tagname, params) {
	applyFormat('removeformat');

	if(custombbcodes[tagname].indexOf(']') == -1) {
		custombbcodes[tagname] = '[' + tagname + '][/' + tagname + ']';
	}

	if(params == 1) {
		var selection = getSel();
		if(selection === false) {
			selection = '';
		} else {
			selection += '';
		}

		var opentag = '[' + tagname + ']';
		var closetag = '[/' + tagname + ']';
		var text = opentag + selection + closetag;
		selection == '' ? insertText(custombbcodes[tagname], mb_strlen('[' + tagname + ']'), mb_strlen('[/' + tagname + ']')) : insertText(text, mb_strlen(opentag), mb_strlen(closetag));
	} else {
		insertText(custombbcodes[tagname], custombbcodes[tagname].indexOf(']') + 1, mb_strlen('[/' + tagname + ']'));
	}

	return false;
}

function webcode(cmd, arg) {
	if(cmd != 'redo') {
		addSnapshot(getEditorContents());
	}

	checkFocus();

	if(in_array(cmd, ['quote', 'code'])) {
		var ret = wrapTags(cmd, false);
	} else if(cmd.substr(0, 6) == 'custom') {
		var ret = customTags(cmd.substr(8), cmd.substr(6, 1));
	} else if(!wysiwyg && cmd == 'removeformat') {
		var simplestrip = new Array('b', 'i', 'u');
		var complexstrip = new Array('font', 'color', 'size');

		var str = getSel();
		if(str === false) {
			return;
		}
		for(var tag in simplestrip) {
			str = stripSimple(simplestrip[tag], str);
		}
		for(var tag in complexstrip) {
			str = stripComplex(complexstrip[tag], str);
		}
		insertText(str);
	} else if(!wysiwyg && cmd == 'undo') {
		addSnapshot(getEditorContents());
		moveCursor(-1);
		if((str = getSnapshot()) !== false) {
			editdoc.value = str;
		}
	} else if(!wysiwyg && cmd == 'redo') {
		moveCursor(1);
		if((str = getSnapshot()) !== false) {
			editdoc.value = str;
		}
	} else if(!wysiwyg && in_array(cmd, ['insertorderedlist', 'insertunorderedlist'])) {
		var listtype = cmd == 'insertorderedlist' ? '1' : '';
		var opentag = '[list' + (listtype ? ('=' + listtype) : '') + ']\n';
		var closetag = '[/list]';

		if(txt = getSel()) {
			var regex = new RegExp('([\r\n]+|^[\r\n]*)(?!\\[\\*\\]|\\[\\/?list)(?=[^\r\n])', 'gi');
			txt = opentag + trim(txt).replace(regex, '$1[*]') + '\n' + closetag;
			insertText(txt, mb_strlen(txt), 0);
		} else {
			insertText(opentag + closetag, opentag.length, closetag.length);

			while(listvalue = prompt(lang['enter_list_item'], '')) {
				if(is_opera && opera.version() > 8) {
					listvalue = '\n' + '[*]' + listvalue;
					insertText(listvalue, mb_strlen(listvalue) + 1, 0);
				} else {
					listvalue = '[*]' + listvalue + '\n';
					insertText(listvalue, mb_strlen(listvalue), 0);
				}
			}
		}
	} else if(!wysiwyg && cmd == 'outdent') {
		var sel = getSel();
		sel = stripSimple('indent', sel, 1);
		insertText(sel);
	} else if(cmd == 'createlink') {
		if(wysiwyg) {
			if(is_moz || is_opera) {
				var url = showPrompt(lang['enter_link_url'], 'http://');
				if((url = verifyPrompt(url)) !== false) {
					if(getSel()) {
						applyFormat('unlink');
						applyFormat('createlink', is_ie, (isUndefined(url) ? true : url));
					} else {
						insertText('<a href="' + url + '">' + url + '</a>');
					}
				}
			} else {
				applyFormat('createlink', is_ie, (isUndefined(url) ? true : url));
			}
		} else {
			promptLink('url', lang['enter_link_url'], 'http://');
		}
	} else if(!wysiwyg && cmd == 'unlink') {
		var sel = getSel();
		sel = stripSimple('url', sel);
		sel = stripComplex('url', sel);
		insertText(sel);
	} else if(cmd == 'email') {
		if(wysiwyg) {
			var email = showPrompt(lang['enter_email_link'], '');
			email = verifyPrompt(email);

			if(email === false) {
				applyFormat('unlink');
			} else {
				var selection = getSel();
				insertText('<a href="mailto:' + email + '">' + (selection ? selection : email) + '</a>', (selection ? true : false));
			}
		} else {
			promptLink('email', lang['enter_email_link'], '');
		}
	} else if(cmd == 'insertimage') {
		var img = showPrompt(lang['enter_image_url'], 'http://');
		if(img = verifyPrompt(img)) {
			return applyFormat('insertimage', false, img);
		} else {
			return false;
		}
	} else if(cmd == 'table') {
		if(wysiwyg) {
			if(isUndefined(rows)) {
				var rows = showPrompt(lang['enter_table_rows'], '2');
			}
			if(rows != 'null' && isUndefined(columns)) {
				var columns = showPrompt(lang['enter_table_columns'], '2');
			}
			if(!isUndefined(columns) && columns != 'null') {
				rows = /^[-\+]?\d+$/.test(rows) && rows > 0 && rows <= 30 ? rows : 2;
				columns = /^[-\+]?\d+$/.test(columns) && columns > 0 && columns <= 30 ? columns : 2;
				var html = '<table cellspacing="1" cellpadding="4" width="50%" align="center" style="background: ' + BORDERCOLOR + '">';
				for (var row = 0; row < rows; row++) {
					html += '<tr bgcolor="' + ALTBG2 + '">\n';
					for (col = 0; col < columns; col++) {
						html += '<td>&nbsp;</td>\n';
					}
					html+= '</tr>\n';
				}
				html += '</table>\n';
				insertText(html);
			}
		}