01.code/LanweiUI/UEditor/_src/plugins/inserthtml.js

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///import core
/**
 * @description 插入内容
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     inserthtml插入内容的命令
 * @param   {String}   html                要插入的内容
 * @author zhanyi
    */
    UE.commands['inserthtml'] = {
        execCommand: function (command,html,notSerialize){
            var me = this,
                range,
                div,
                tds = me.currentSelectedArr;

            range = me.selection.getRange();

            div = range.document.createElement( 'div' );
            div.style.display = 'inline';
            var serialize = me.serialize;
            if (!notSerialize && serialize) {
                var node = serialize.parseHTML(html);
                node = serialize.transformInput(node);
                node = serialize.filter(node);
                html = serialize.toHTML(node);
            }
            div.innerHTML = utils.trim( html );
            try{
                me.adjustTable && me.adjustTable(div);
            }catch(e){}


            if(tds && tds.length){
                for(var i=0,ti;ti=tds[i++];){
                    ti.className = ''
                }
                tds[0].innerHTML = '';
                range.setStart(tds[0],0).collapse(true);
                me.currentSelectedArr = [];
            }

            if ( !range.collapsed ) {

                range.deleteContents();
                if(range.startContainer.nodeType == 1){
                    var child = range.startContainer.childNodes[range.startOffset],pre;
                    if(child && domUtils.isBlockElm(child) && (pre = child.previousSibling) && domUtils.isBlockElm(pre)){
                        range.setEnd(pre,pre.childNodes.length).collapse();
                        while(child.firstChild){
                            pre.appendChild(child.firstChild);

                        }
                        domUtils.remove(child);
                    }
                }

            }


            var child,parent,pre,tmp,hadBreak = 0;