PHP Implements JSONP Data interface

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465 666768697071727374757677787980818283

<?php/** * @author zzclslove * @abstract php实现jsonp接口 * @description 在控制器层直接使用 ControllerTool::json_report($data, ‘GBK‘, $jsonp); * 即可向前台js返回数据*/classControllerTool{     /**    * @abstract 将数据转换为json字符串    * @param array $data 需要输出的数据    * @param string $in_charset 输入数据的字符集，默认为GBK    * @param string $var 以jsonp格式赋值变量为$var    */    publicstaticfunctionjson($data, $in_charset= ‘GBK‘, $var = null)    {        if(!self::belongToUTF8($in_charset))        {            $data_utf8= self::iconv_object($in_charset, ‘UTF-8‘, $data);        }        if(!empty($var))        {            echo"var ".$var, "=";        }        returnjson_encode($data_utf8);    }    /**     * @abstract 将数据以json格式输出     * @param array $data 需要输出的数据     * @param string $in_charset 输入数据的字符集，默认为GBK     * @param string $var 以jsonp格式赋值变量为$var输出    */    publicstaticfunctionecho_json($data, $in_charset= ‘GBK‘, $var= null)    {        echoself::json($data, $in_charset, $var);    }                        publicstaticfunction echo_parent_callback_json($data, $in_charset= ‘GBK‘, $parent_callback= null)    {        echo‘<script>try{document.domain="webdev.com";}catch(e){}‘                .‘parent.‘.$parent_callback.‘(‘.self::json($data, $in_charset).‘)‘                .‘</script>‘;    }    /**     * @abstract json格式报告结果     * @param array $data 数据正文     * @param string 数据正文的字符集     * @param string $var 以jsonp格式赋值变量为$var输出    */    publicstaticfunctionjson_report($data= array(), $in_charset= ‘GBK‘, $var= null, $parent_callback= null)    {        $json_data= array();        $json_data[‘data‘] = $data;        if(!empty($parent_callback))        {            self::echo_parent_callback_json($json_data, $in_charset, $parent_callback);        }        else        {            self::echo_json($json_data, $in_charset, $var);        }    }        privatestaticfunctionbelongToUTF8($charset)    {          $utf8= array(‘utf8‘, ‘UTF-8‘);          returnin_array($charset, $utf8);    }   /**     * 对象字符集转换     * @param string $in_charset 输入字符集     * @param string $out_charset 输出字符集     * @param mixed $in_obj 输入对象     */    publicstaticfunctioniconv_object($in_charset, $out_charset, $in_obj)   {        $out_obj= array();        self::do_iconv_object($in_charset, $out_charset, &$in_obj, &$out_obj);        return$out_obj;   }}