Introduction to the mutual communication class between php main and iframe (same domain/cross domain)

FrameMessage.exec('http://127.0.0.1/execB.php', 'myframe', 'fIframe', ['fdipzone', '{"gender":"male","age":"29"}', '["http://blog.csdn.net/fdipzone", "http://weibo.com/fdipzone"]']);

FrameMessage.exec('http://localhost/execA.php', '', 'fMain', ['programmer', '{"first":"PHP","second":"javascript"}', '["EEG","NMG"]']);

/** Main 与 Iframe 相互通讯类 支持同域与跨域通讯
*	Date:   2013-12-29
*   Author: fdipzone
*   Ver:    1.0
*/
var FrameMessage = (function(){

    this.oFrameMessageExec = null; // 临时iframe

    /* 执行方法
    executor 执行的页面,为空则为同域
    frame    要调用的方法的框架名称,为空则为parent
    func     要调用的方法名
    args     要调用的方法的参数,必须为数组[arg1, arg2, arg3, argn...],方便apply调用
             元素为字符串格式,请不要使用html,考虑注入安全的问题会过滤
    */
    this.exec = function(executor, frame, func, args){

        this.executor = typeof(executor)!='undefined'? executor : '';
        this.frame = typeof(frame)!='undefined'? frame : '';
        this.func = typeof(func)!='undefined'? func : '';
        this.args = typeof(args)!='undefined'? (__fIsArray(args)? args : []) : []; // 必须是数组

        if(executor==''){
            __fSameDomainExec(); // same domain
        }else{
            __fCrossDomainExec(); // cross domain
        }

    }

    /* 同域执行 */
    function __fSameDomainExec(){
        if(this.frame==''){ // parent
            parent.window[this.func].apply(this, this.args);
        }else{
            window.frames[this.frame][this.func].apply(this, this.args);
        }
    }

    /* 跨域执行 */
    function __fCrossDomainExec(){
        if(this.oFrameMessageExec == null){
            this.oFrameMessageExec = document.createElement('iframe');
            this.oFrameMessageExec.name = 'FrameMessage_tmp_frame';
            this.oFrameMessageExec.src = __fGetSrc();
            this.oFrameMessageExec.style.display = 'none';
            document.body.appendChild(this.oFrameMessageExec);
        }else{
            this.oFrameMessageExec.src = __fGetSrc();
        }
    }

    /* 获取执行的url */
    function __fGetSrc(){
        return this.executor + (this.executor.indexOf('?')==-1? '?' : '&') + 'frame=' + this.frame + '&func=' + this.func + '&args=' + JSON.stringify(this.args) + '&framemessage_rand=' + Math.random();
    }

    /* 判断是否数组 */
    function __fIsArray(obj){
        return Object.prototype.toString.call(obj) === '[object Array]';
    }

    return this;

}());

<?php
/** Frame Message class main 与 iframe 相互通讯类
*   Date:   2013-12-29
*   Author: fdipzone
*   Ver:    1.0
*
*   Func:
*   public  execute  根据参数调用方法
*   private returnJs 创建返回的javascript
*   private jsFormat 转义参数
*/

class FrameMessage{ // class start

    /* execute 根据参数调用方法
    * @param  String  $frame 要调用的方法的框架名称,为空则为parent
    * @param  String  $func  要调用的方法名
    * @param  JSONstr $args  要调用的方法的参数
    * @return String
    */
    public static function execute($frame, $func, $args=&#39;&#39;){

        if(!is_string($frame) || !is_string($func) || !is_string($args)){
            return &#39;&#39;;
        }

        // frame 与 func 限制只能是字母数字下划线
        if(($frame!=&#39;&#39; && !preg_match(&#39;/^[A-Za-z0-9_]+$/&#39;,$frame)) || !preg_match(&#39;/^[A-Za-z0-9_]+$/&#39;,$func)){
            return &#39;&#39;;
        }

        $params_str = &#39;&#39;;

        if($args){
            $params = json_decode($args, true);
            
            if(is_array($params)){

                for($i=0,$len=count($params); $i<$len; $i++){ // 过滤参数,防止注入
                    $params[$i] = self::jsFormat($params[$i]);
                }
                
                $params_str = "&#39;".implode("&#39;,&#39;", $params)."&#39;";
            }
        }

        if($frame==&#39;&#39;){ // parent
            return self::returnJs("parent.parent.".$func."(".$params_str.");");
        }else{
            return self::returnJs("parent.window.".$frame.".".$func."(".$params_str.");");
        }

    }


    /** 创建返回的javascript
    * @param  String  $str
    * @return String 
    */
    private static function returnJs($str){

        $ret = &#39;<script type="text/javascript">&#39;."\r\n";
        $ret .= $str."\r\n";
        $ret .= &#39;</script>&#39;;

        return $ret;
    }


    /** 转义参数
    * @param  String $str
    * @return String
    */
    private static function jsFormat($str){

        $str = strip_tags(trim($str));  // 过滤html
        $str = str_replace(&#39;\\s\\s&#39;, &#39;\\s&#39;, $str);
        $str = str_replace(chr(10), &#39;&#39;, $str);
        $str = str_replace(chr(13), &#39;&#39;, $str);
        $str = str_replace(&#39; &#39;, &#39;&#39;, $str);
        $str = str_replace(&#39;\\&#39;, &#39;\\\\&#39;, $str);
        $str = str_replace(&#39;"&#39;, &#39;\\"&#39;, $str);
        $str = str_replace(&#39;\\\&#39;&#39;, &#39;\\\\\&#39;&#39;, $str);
        $str = str_replace("&#39;", "\&#39;", $str);

        return $str;
    }

} // class end

?>

 
  
  
  
  

  

 

 
  
A.html main
  

  
  
  
  
 

 
  
  
  
  

  

 

 
  
B.html iframe
  

 

<?php
require &#39;FrameMessage.class.php&#39;;

$frame = isset($_GET[&#39;frame&#39;])? $_GET[&#39;frame&#39;] : &#39;&#39;;
$func = isset($_GET[&#39;func&#39;])? $_GET[&#39;func&#39;] : &#39;&#39;;
$args = isset($_GET[&#39;args&#39;])? $_GET[&#39;args&#39;] : &#39;&#39;;

$result = FrameMessage::execute($frame, $func, $args);

echo $result;
?>