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json_decode函数在thinkphp类jsonRPCServer.php文件中的应用

By 钱伯斯 on PHP分享 Time 2019-09-12 from:互联网 700人已围观
简介:    if ( $_SERVER['REQUEST_METHOD'] != 'POST' || empty($_SERVER['CONTENT_TYPE']) || $_SERVER['CONTENT_TYPE'] != 'application/json' ) { // This is not a JSON-RPC request return false; }
<?php
/*
COPYRIGHT

Copyright 2007 Sergio Vaccaro <sergio@inservibile.org>

This file is part of JSON-RPC PHP.

JSON-RPC PHP is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

JSON-RPC PHP is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with JSON-RPC PHP; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

/**
 * This class build a json-RPC Server 1.0
 * http://json-rpc.org/wiki/specification
 *
 * @author sergio <jsonrpcphp@inservibile.org>
 */
class jsonRPCServer {
/**
* This function handle a request binding it to a given object
*
* @param object $object
* @return boolean
*/
public static function handle($object) {

// checks if a JSON-RCP request has been received
if (
$_SERVER['REQUEST_METHOD'] != 'POST' || 
empty($_SERVER['CONTENT_TYPE']) ||
$_SERVER['CONTENT_TYPE'] != 'application/json'
) {
// This is not a JSON-RPC request
return false;
}

// reads the input data
$request = json_decode(file_get_contents('php://input'),true);

// executes the task on local object
try {
if ($result = @call_user_func_array(array($object,$request['method']),$request['params'])) {
$response = array (
'id' => $request['id'],
'result' => $result,
'error' => NULL
);
} else {
$response = array (
'id' => $request['id'],
'result' => NULL,
'error' => 'unknown method or incorrect parameters'
);
}
} catch (Exception $e) {
$response = array (
'id' => $request['id'],
'result' => NULL,
'error' => $e->getMessage()
);
}

// output the response
if (!empty($request['id'])) { // notifications don't want response
header('content-type: text/javascript');
echo json_encode($response);
}

// finish
return true;
}
}
?>

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