/**
 * Created by JetBrains PhpStorm.
 * User: taoqili
 * Date: 12-5-7
 * Time: 下午2:37
 * To change this template use File | Settings | File Templates.
 */
UE.plugins['webapp'] = function () {
    var me = this;
    function createInsertStr( obj, toIframe, addParagraph ) {
        return !toIframe ?
                (addParagraph ? '<p>' : '') + '<img title="'+obj.title+'" width="' + obj.width + '" height="' + obj.height + '"' +
                        ' src="' + me.options.UEDITOR_HOME_URL + 'themes/default/images/spacer.gif" style="background:url(' + obj.logo+') no-repeat center center; border:1px solid gray;" class="edui-faked-webapp" _url="' + obj.url + '" />' +
                        (addParagraph ? '</p>' : '')
                :
                '<iframe class="edui-faked-webapp" title="'+obj.title+'" width="' + obj.width + '" height="' + obj.height + '"  scrolling="no" frameborder="0" src="' + obj.url + '" logo_url = '+obj.logo+'></iframe>';
    }

    function switchImgAndIframe( img2frame ) {
        var tmpdiv,
                nodes = domUtils.getElementsByTagName( me.document, !img2frame ? "iframe" : "img" );
        for ( var i = 0, node; node = nodes[i++]; ) {
            if ( node.className != "edui-faked-webapp" ){
                continue;
            }
            tmpdiv = me.document.createElement( "div" );
            tmpdiv.innerHTML = createInsertStr( img2frame ? {url:node.getAttribute( "_url" ), width:node.width, height:node.height,title:node.title,logo:node.style.backgroundImage.replace("url(","").replace(")","")} : {url:node.getAttribute( "src", 2 ),title:node.title, width:node.width, height:node.height,logo:node.getAttribute("logo_url")}, img2frame ? true : false,false );
            node.parentNode.replaceChild( tmpdiv.firstChild, node );
        }
    }

    me.addListener( "beforegetcontent", function () {
        switchImgAndIframe( true );
    } );
    me.addListener( 'aftersetcontent', function () {
        switchImgAndIframe( false );
    } );
    me.addListener( 'aftergetcontent', function ( cmdName ) {
        if ( cmdName == 'aftergetcontent' && me.queryCommandState( 'source' ) ){
            return;
        }
        switchImgAndIframe( false );
    } );

    me.commands['webapp'] = {
        execCommand:function ( cmd, obj ) {
            me.execCommand( "inserthtml", createInsertStr( obj, false,true ) );
        },
        queryCommandState:function () {
            return me.highlight ? -1 : 0;
        }
    };
};
