苹果消息推送 PHP 代码备忘

<?php

define("SYSDEBUG",true);
define("APPPATH","/pathto/appdir/");

class m_ios_notification {
    
    private $_connection = array();
    private $_connection_i = array();
    private static $int = null;
    private static $timeout = 60;
    private static $maxtips = 100;
    
    
    private function __construct() {
        
    }
    
    function __destruct() {
        foreach ($this->_connection as $conn){
            if($conn){
                fclose($conn);
            }
        }
    }
    
    static function i() {
        if(self::$int === null){
            self::$int = new m_ios_notification();
        }
        return self::$int;
        return new m_ios_notification();
    }
    
    private function get_conn($bid,$feedback=false) {
        $SYSDEBUG = SYSDEBUG;
        $k = md5("{$bid}|{$feedback}");
        if($this->_connection_i[$k]++ >= self::$maxtips){
            $this->_connection_i[$k] = 0;
            fclose($this->_connection[$k]);
            $this->_connection[$k] = null;
        }
        if(!$this->_connection[$k]){
            $pempath = !$SYSDEBUG ? $bid : "{$bid}_debug";
            $pempath = APPPATH ."pem/" .$pempath . ".pem";
            if(!is_file($pempath)){
                return false;
            }
            $ctx = stream_context_create();
            stream_context_set_option($ctx, 'ssl', 'local_cert', $pempath);
            if($feedback){
                stream_context_set_option($ctx, 'ssl', 'verify_peer', false);
                $url = !$SYSDEBUG ? 'ssl://feedback.push.apple.com:2196' : 'ssl://feedback.sandbox.push.apple.com:2196';
            } else {
                $url = !$SYSDEBUG ? 'ssl://gateway.push.apple.com:2195' : 'ssl://gateway.sandbox.push.apple.com:2195';
            }
            $this->_connection[$k] = stream_socket_client($url, $err, $errstr, self::$timeout, STREAM_CLIENT_CONNECT, $ctx);
            if(!$this->_connection[$k]){
                throw new Exception("Failed to connect |$err |$errstr |$url |$pempath");
            }
        }
        return $this->_connection[$k];
    }
    
    function send_msg($token,$message,$bundleid) {
        if(!$token || !$message || !$bundleid){
            return -1;
        }
        $body = array();
        $body['aps'] = array(
            'alert' => $message,
            'badge' => 1,
            'sound' => 'b'
        );
        $body = json_encode($body);
        $bodylen = strlen($body);
        if($bodylen > 256){
            return -2;
        }
        $msg = chr(0) . pack("n", 32) . pack('H*', $token) . pack("n", $bodylen) . $body;
        try {
            $conn = $this->get_conn($bundleid);
            if(!$conn) {
                return -3;
            }
        } catch (Exception $exc) {
            return "-3 -> ".$exc->getMessage();
        }
        return fwrite($conn, $msg);
    }
    
    function get_feedback($bundleid) {
        if(!$bundleid || !($conn = $this->get_conn($bundleid, true))){
            return false;
        }
        $list = array();
        while(($con = fread($conn,38))){
            if(strlen($con)!=38){
                continue;
            }
            $list[] = bin2hex(substr($con, 6,32));
        }
        
        return $list;
    }
}