editor.js

来自「八星瓢虫留言本特点:采用PHP+Access数据库实现」· JavaScript 代码 · 共 1,100 行 · 第 1/3 页

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        if (event.keyCode==13){
            var sel = eWebEditor.document.selection.createRange();
            sel.pasteHTML("<BR>");
            event.cancelBubble = true;
            event.returnValue = false;
            sel.select();
            sel.moveEnd("character", 1);
            sel.moveStart("character", 1);
            sel.collapse(false);
            return false;
        }
        if (event.ctrlKey){
            // Ctrl+B,I,U
            if ((key == "B")||(key == "I")||(key == "U")){
                return false;
            }
        }

    }
}

function GetClipboardHTML() {
    var oDiv = document.getElementById("eWebEditor_Temp_HTML")
    oDiv.innerHTML = "" ;
    
    var oTextRange = document.body.createTextRange() ;
    oTextRange.moveToElementText(oDiv) ;
    oTextRange.execCommand("Paste") ;
    
    var sData = oDiv.innerHTML ;
    oDiv.innerHTML = "" ;
    
    return sData ;
}

function cleanAndPaste( html ) {
    html = html.replace(/<\/?SPAN[^>]*>/gi, "" );
    html = html.replace(/<(\w[^>]*) class=([^ |>]*)([^>]*)/gi, "<$1$3") ;
    html = html.replace(/<(\w[^>]*) style="([^"]*)"([^>]*)/gi, "<$1$3") ;
    html = html.replace(/<(\w[^>]*) lang=([^ |>]*)([^>]*)/gi, "<$1$3") ;
    html = html.replace(/<\\?\?xml[^>]*>/gi, "") ;
    html = html.replace(/<\/?\w+:[^>]*>/gi, "") ;
    html = html.replace(/&nbsp;/, " " );
    
    insertHTML( html ) ;
}

function insertHTML(html) {
    if (isModeView()) return false;
    eWebEditor.focus();
    if (eWebEditor.document.selection.type.toLowerCase() != "none"){
        eWebEditor.document.selection.clear() ;
    }
    if (sCurrMode!="EDIT"){
        html=HTMLEncode(html);
    }
    eWebEditor.document.selection.createRange().pasteHTML(html) ; 
}

function setHTML(html) {
    ContentEdit.value = html;
    switch (sCurrMode){
    case "CODE":
        eWebEditor.document.designMode="On";
        eWebEditor.document.open();
        eWebEditor.document.write(getStyleEditorHeader());
        eWebEditor.document.body.innerText=html;
        eWebEditor.document.body.contentEditable="true";
        eWebEditor.document.close();
        bEditMode=false;
        break;
    case "EDIT":
        eWebEditor.document.designMode="On";
        eWebEditor.document.open();
        eWebEditor.document.write(getStyleEditorHeader()+html);
        eWebEditor.document.body.contentEditable="true";
        eWebEditor.document.execCommand("2D-Position",true,true);
        eWebEditor.document.execCommand("MultipleSelection", true, true);
        eWebEditor.document.execCommand("LiveResize", true, true);
        eWebEditor.document.close();
        doZoom(nCurrZoomSize);
        bEditMode=true;
        eWebEditor.document.onselectionchange = function () { doToolbar();}
        break;
    case "TEXT":
        eWebEditor.document.designMode="On";
        eWebEditor.document.open();
        eWebEditor.document.write(getStyleEditorHeader());
        eWebEditor.document.body.innerText=html;
        eWebEditor.document.body.contentEditable="true";
        eWebEditor.document.close();
        bEditMode=false;
        break;
    case "VIEW":
        eWebEditor.document.designMode="off";
        eWebEditor.document.open();
        eWebEditor.document.write(getStyleEditorHeader()+html);
        eWebEditor.document.body.contentEditable="false";
        eWebEditor.document.close();
        bEditMode=false;
        break;
    }

    eWebEditor.document.body.onpaste = onPaste ;
    eWebEditor.document.body.onhelp = onHelp ;
    eWebEditor.document.onkeydown = new Function("return onKeyDown(eWebEditor.event);");
    eWebEditor.document.oncontextmenu=new Function("return showContextMenu(eWebEditor.event);");

    if ((borderShown != "0")&&bEditMode) {
        borderShown = "0";
        showBorders();
    }

    initHistory();
}

function getHTML() {
    var html;
    if((sCurrMode=="EDIT")||(sCurrMode=="VIEW")){
        html = eWebEditor.document.body.innerHTML;
    }else{
        html = eWebEditor.document.body.innerText;
    }
    if (sCurrMode!="TEXT"){
        if ((html.toLowerCase()=="<p>&nbsp;</p>")||(html.toLowerCase()=="<p></p>")){
            html = "";
        }
    }
    return html;
}

function appendHTML(html) {
    if (isModeView()) return false;
    if(sCurrMode=="EDIT"){
        eWebEditor.document.body.innerHTML += html;
    }else{
        eWebEditor.document.body.innerText += html;
    }
}

function PasteWord(){
    if (!validateMode()) return;
    eWebEditor.focus();
    if (BrowserInfo.IsIE55OrMore)
        cleanAndPaste( GetClipboardHTML() ) ;
    else if ( confirm( lang["MsgNotCompatiblePaste"] ) )
        format("paste") ;
    eWebEditor.focus();
}

function PasteText(){
    if (!validateMode()) return;
    eWebEditor.focus();
    var sText = HTMLEncode( clipboardData.getData("Text") ) ;
    insertHTML(sText);
    eWebEditor.focus();
}

function validateMode() {
    if (sCurrMode=="EDIT") return true;
    alert(lang["MsgOnlyInEditMode"]);
    eWebEditor.focus();
    return false;
}

function isModeView(){
    if (sCurrMode=="VIEW"){
        alert(lang["MsgCanotSetInViewMode"]);
        return true;
    }
    return false;
}

function format(what,opt) {
    if (!validateMode()) return;
    eWebEditor.focus();
    if (opt=="RemoveFormat") {
        what=opt;
        opt=null;
    }
    if (opt==null) eWebEditor.document.execCommand(what);
    else eWebEditor.document.execCommand(what,"",opt);
    eWebEditor.focus();
}

function VerifyFocus() {
    if ( eWebEditor )
        eWebEditor.focus();
}

function setMode(NewMode){
    if (NewMode!=sCurrMode){
        
        if (!BrowserInfo.IsIE55OrMore){
            if ((NewMode=="CODE") || (NewMode=="EDIT") || (NewMode=="VIEW")){
                alert(lang["MsgNotCompatibleHtml"]);
                return false;
            }
        }

        if (NewMode=="TEXT"){
            if (sCurrMode==ModeEdit.value){
                if (!confirm(lang["MsgHtmlToText"])){
                    return false;
                }
            }
        }

        var sBody = "";
        switch(sCurrMode){
        case "CODE":
            if (NewMode=="TEXT"){
                eWebEditor_Temp_HTML.innerHTML = eWebEditor.document.body.innerText;
                sBody = eWebEditor_Temp_HTML.innerText;
            }else{
                sBody = eWebEditor.document.body.innerText;
            }
            break;
        case "TEXT":
            sBody = eWebEditor.document.body.innerText;
            sBody = HTMLEncode(sBody);
            break;
        case "EDIT":
        case "VIEW":
            if (NewMode=="TEXT"){
                sBody = eWebEditor.document.body.innerText;
            }else{
                sBody = eWebEditor.document.body.innerHTML;
            }
            break;
        default:
            sBody = ContentEdit.value;
            break;
        }

        try{
            document.all["eWebEditor_CODE"].className = "StatusBarBtnOff";
            document.all["eWebEditor_EDIT"].className = "StatusBarBtnOff";
            document.all["eWebEditor_TEXT"].className = "StatusBarBtnOff";
            document.all["eWebEditor_VIEW"].className = "StatusBarBtnOff";
            document.all["eWebEditor_"+NewMode].className = "StatusBarBtnOn";
            }
        catch(e){
            }
        
        sCurrMode = NewMode;
        ModeEdit.value = NewMode;
        setHTML(sBody);
        disableChildren(eWebEditor_Toolbar);

    }
}

function disableChildren(obj){
    if (obj){
        obj.disabled=(!bEditMode);
        for (var i=0; i<obj.children.length; i++){
            disableChildren(obj.children[i]);
        }
    }
}


function showDialog(url, optValidate){
    var sName;
    var nIndex = url.indexOf(".");
    if (nIndex<0){
        sName = url;
        url = url + ".htm";
    }else{
        sName = url.substring(0, nIndex);
    }
    url = "dialog/" + url;
    sName = sName.toLowerCase();
    url = url.toLowerCase();

    if (optValidate) {
        if (!validateMode()) return;
    }
    eWebEditor.focus();
    //var arr = showModalDialog(url, window, "dialogWidth:" + lang["UI"+sName+"Width"] + "px;dialogHeight:" + lang["UI"+sName+"Height"] + "px;help:no;scroll:no;status:no");
    var arr = showModalDialog(url, window, "dialogWidth:0px;dialogHeight:0px;help:no;scroll:no;status:no");
    eWebEditor.focus();

}


function Maximize() {
    if (!validateMode()) return;
    window.open("dialog/fullscreen.htm?style="+config.StyleName, 'FullScreen'+sLinkFieldName, 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,fullscreen=yes');
}

function createLink(){
    if (!validateMode()) return;
    
    if (eWebEditor.document.selection.type == "Control") {
        var oControlRange = eWebEditor.document.selection.createRange();
        if (oControlRange(0).tagName.toUpperCase() != "IMG") {
            alert(lang["MsgHylnkLimit"]);
            return;
        }
    }
    
    showDialog("hyperlink.htm", true);
}

function HTMLEncode(text){
    text = text.replace(/&/g, "&amp;") ;
    text = text.replace(/"/g, "&quot;") ;
    text = text.replace(/</g, "&lt;") ;
    text = text.replace(/>/g, "&gt;") ;
    text = text.replace(/\ /g,"&nbsp;");
    text = text.replace(/\n/g,"<br>");
    text = text.replace(/\t/g,"&nbsp;&nbsp;&nbsp;&nbsp;");
    return text;
}

function insert(what) {
    if (!validateMode()) return;
    eWebEditor.focus();
    var sel = eWebEditor.document.selection.createRange();

    switch(what){
    case "excel":
        insertHTML("<object classid='clsid:0002E510-0000-0000-C000-000000000046' id='Spreadsheet1' codebase='file:\\Bob\software\office2000\msowc.cab' width='100%' height='250'><param name='HTMLURL' value><param name='HTMLData' value='&lt;html xmlns:x=&quot;urn:schemas-microsoft-com:office:excel&quot;xmlns=&quot;http://www.w3.org/TR/REC-html40&quot;&gt;&lt;head&gt;&lt;style type=&quot;text/css&quot;&gt;&lt;!--tr{mso-height-source:auto;}td{black-space:nowrap;}.wc4590F88{black-space:nowrap;font-family:Verdana,Arial,Helvetica,sans-serif;mso-number-format:General;font-size:auto;font-weight:auto;font-style:auto;text-decoration:auto;mso-background-source:auto;mso-pattern:auto;mso-color-source:auto;text-align:general;vertical-align:bottom;border-top:none;border-left:none;border-right:none;border-bottom:none;mso-protection:locked;}--&gt;&lt;/style&gt;&lt;/head&gt;&lt;body&gt;&lt;!--[if gte mso 9]&gt;&lt;xml&gt;&lt;x:ExcelWorkbook&gt;&lt;x:ExcelWorksheets&gt;&lt;x:ExcelWorksheet&gt;&lt;x:OWCVersion&gt;9.0.0.2710&lt;/x:OWCVersion&gt;&lt;x:Label Style='border-top:solid .5pt silver;border-left:solid .5pt silver;border-right:solid .5pt silver;border-bottom:solid .5pt silver'&gt;&lt;x:Caption&gt;Microsoft Office Spreadsheet&lt;/x:Caption&gt; &lt;/x:Label&gt;&lt;x:Name&gt;Sheet1&lt;/x:Name&gt;&lt;x:WorksheetOptions&gt;&lt;x:Selected/&gt;&lt;x:Height&gt;7620&lt;/x:Height&gt;&lt;x:Width&gt;15240&lt;/x:Width&gt;&lt;x:TopRowVisible&gt;0&lt;/x:TopRowVisible&gt;&lt;x:LeftColumnVisible&gt;0&lt;/x:LeftColumnVisible&gt; &lt;x:ProtectContents&gt;False&lt;/x:ProtectContents&gt; &lt;x:DefaultRowHeight&gt;210&lt;/x:DefaultRowHeight&gt; &lt;x:StandardWidth&gt;2389&lt;/x:StandardWidth&gt; &lt;/x:WorksheetOptions&gt; &lt;/x:ExcelWorksheet&gt;&lt;/x:ExcelWorksheets&gt; &lt;x:MaxHeight&gt;80%&lt;/x:MaxHeight&gt;&lt;x:MaxWidth&gt;80%&lt;/x:MaxWidth&gt;&lt;/x:ExcelWorkbook&gt;&lt;/xml&gt;&lt;![endif]--&gt;&lt;table class=wc4590F88 x:str&gt;&lt;col width=&quot;56&quot;&gt;&lt;tr height=&quot;14&quot;&gt;&lt;td&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;&lt;/body&gt;&lt;/html&gt;'> <param name='DataType' value='HTMLDATA'> <param name='AutoFit' value='0'><param name='DisplayColHeaders' value='-1'><param name='DisplayGridlines' value='-1'><param name='DisplayHorizontalScrollBar' value='-1'><param name='DisplayRowHeaders' value='-1'><param name='DisplayTitleBar' value='-1'><param name='DisplayToolbar' value='-1'><param name='DisplayVerticalScrollBar' value='-1'> <param name='EnableAutoCalculate' value='-1'> <param name='EnableEvents' value='-1'><param name='MoveAfterReturn' value='-1'><param name='MoveAfterReturnDirection' value='0'><param name='RightToLeft' value='0'><param name='ViewableRange' value='1:65536'></object>");
        break;
    case "nowdate":
        var d = new Date();
        insertHTML(d.toLocaleDateString());
        break;
    case "nowtime":
        var d = new Date();
        insertHTML(d.toLocaleTimeString());
        break;
    case "br":
        insertHTML("<br>")
        break;
    case "code":
        insertHTML('<table width=95% border="0" align="Center" cellpadding="6" cellspacing="0" style="border: 1px Dotted #CCCCCC; TABLE-LAYOUT: fixed"><tr><td bgcolor=#FDFDDF style="WORD-WRAP: break-word"><font style="color: #990000;font-weight:bold">'+lang["HtmlCode"]+'</font><br>'+HTMLEncode(sel.text)+'</td></tr></table>');
        break;
    case "quote":
        insertHTML('<table width=95% border="0" align="Center" cellpadding="6" cellspacing="0" style="border: 1px Dotted #CCCCCC; TABLE-LAYOUT: fixed"><tr><td bgcolor=#F3F3F3 style="WORD-WRAP: break-word"><font style="color: #990000;font-weight:bold">'+lang["HtmlQuote"]+'</font><br>'+HTMLEncode(sel.text)+'</td></tr></table>');
        break;
    case "big":
        insertHTML("<big>" + sel.text + "</big>");
        break;
    case "small":
        insertHTML("<small>" + sel.text + "</small>");
        break;
    default:
        alert(lang["ErrParam"]);
        break;
    }
    sel=null;
}

var borderShown = config.ShowBorder;
function showBorders() {
    if (!validateMode()) return;
    
    var allForms = eWebEditor.document.body.getElementsByTagName("FORM");
    var allInputs = eWebEditor.document.body.getElementsByTagName("INPUT");
    var allTables = eWebEditor.document.body.getElementsByTagName("TABLE");
    var allLinks = eWebEditor.document.body.getElementsByTagName("A");

    // form
    for (a=0; a < allForms.length; a++) {

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