<?php

class Api_Sms{

  const EXPIRE_SEC = 1800;    // 过期时间间隔

  const RESEND_SEC = 60;     // 重发时间间隔

  const ONE_DAY_FREQ = 5;    // 每日向同一个手机号发短信的次数

  const ONE_DAY_IMEI_COUNT = 3; // 每日向同一个手机号发送短信的IMEI个数

  public $error = array();

  /**

   * 向指定手机号发送验证码

   * @param $mobile

   * @param $imei

   * @return bool

   */

  public function sendVerifyCode($mobile, $imei) {

    if(!$this->isMobile($mobile)) {

      $this->error = array(''code'' => -1, ''msg'' => ''这个手机号很奇葩哦，请正确输入后重试'');

      return false;

    }

    $redis = Api_Common::redis();

    $vcKey = ''VC_''.$mobile;

    $limitKey = ''VC_LIMIT_''.$mobile;

    // 验证码重发限制

    $data = json_decode($redis->get($vcKey), true);

    if($data && time() < $data[''resend_expire'']) {

      $this->error = array(''code'' => -1, ''msg'' => ''短信已在1分钟内发出，请耐心等待'');

      return false;

    }

    // 手机号及IMEI限制

    $sendCnt = $redis->zScore($limitKey, $imei);

    if($sendCnt && $sendCnt >= self::ONE_DAY_FREQ) {

      $this->error = array(''code'' => -1, ''msg'' => ''没收到短信?请稍等或检查短信是否被屏蔽'');

      return false;

    }

    $imeiCnt = $redis->zCard($limitKey);

    if($imeiCnt >= self::ONE_DAY_IMEI_COUNT && !$sendCnt) {

      $this->error = array(''code'' => -1, ''msg'' => ''已超过验证码发送设备限制'');

      return false;

    }

    // 获取验证码

    if(!$data) {

      $vc = strval(rand(100000, 999999));

      $data = array(''vc'' => $vc, ''resend_expire'' => 0);

      $redis->set($vcKey, json_encode($data));

      $redis->expire($vcKey, self::EXPIRE_SEC); // 设置验证码过期时间

    }

    $vc = $data[''vc''];

    $content = ''安全验证码：''.$vc;

    $result = $this->send($mobile, $content);

    if($result) {

      // 重设重发时限

      $data[''resend_expire''] = time() + self::RESEND_SEC;

      $ttl = $redis->ttl($vcKey);

      $redis->set($vcKey, json_encode($data));

      $redis->expire($vcKey, $ttl);

      // 设置手机号与IMEI限制

      $redis->zIncrBy($limitKey, 1, $imei);

      $redis->expireAt($limitKey, strtotime(date(''Y-m-d'',strtotime(''+1 day''))));

    }

    return $result;

  }

  /**

   * 向指定手机号发送短信

   * @param $mobile

   * @param $content

   * @return bool

   */

  public function send($mobile, $content){

    // TODO 调用具体服务商API

    return true;

  }

  /**

   * 判断是否为合法手机号

   * @param $mobile

   * @return bool

   */

  private function isMobile($mobile) {

    if(preg_match(''/^1\d{10}$/'', $mobile))

      return true;

    return false;

  }

  /**

   * 验证短信验证码

   * @param $mobile

   * @param $vc

   * @return bool

   */

  public function checkVerifyCode($mobile, $vc) {

    $vcKey = ''VC_''.$mobile;

    $vcData = json_decode(Api_Common::redis()->get($vcKey), true);

    if($vcData && $vcData[''vc''] === $vc) {

      return true;

    }

    return false;

  }

  /**

   * 清除验证码

   * @param $mobile

   */

  public function cleanVerifyCode($mobile) {

    $redis = Api_Common::redis();

    $vcKey = ''VC_''.$mobile;

    $limitKey = ''VC_LIMIT_''.$mobile;

    $redis->del($vcKey);

    $redis->del($limitKey);

  }

}

<?

/*--------------------------------

功能:   中国短信网PHP HTTP接口 发送短信

修改日期:  2009-04-08

说明:   http://http.c123.com/tx/?uid=用户账号&pwd=MD5位32密码&mobile=号码&content=内容

状态:

  100 发送成功

  101 验证失败

  102 短信不足

  103 操作失败

  104 非法字符

  105 内容过多

  106 号码过多

  107 频率过快

  108 号码内容空

  109 账号冻结

  110 禁止频繁单条发送

  111 系统暂定发送

  112 号码不正确

  120 系统升级

--------------------------------*/

$uid = ''9999'';   //用户账号

$pwd = ''9999'';   //密码

$mobile = ''13912341234,13312341234,13512341234,02122334444'';  //号码

$content = ''中国短信网PHP HTTP接口'';    //内容

//即时发送

$res = sendSMS($uid,$pwd,$mobile,$content);

echo $res;

//定时发送

/*

$time = ''2010-05-27 12:11'';

$res = sendSMS($uid,$pwd,$mobile,$content,$time);

echo $res;

*/

function sendSMS($uid,$pwd,$mobile,$content,$time='''',$mid='''')

{

  $http = ''http://http.c123.com/tx/'';

  $data = array

    (

    ''uid''=>$uid,         //用户账号

    ''pwd''=>strtolower(md5($pwd)),  //MD5位32密码

    ''mobile''=>$mobile,        //号码

    ''content''=>$content,     //内容

    ''time''=>$time,    //定时发送

    ''mid''=>$mid           //子扩展号

    );

  $re= postSMS($http,$data);     //POST方式提交

  if( trim($re) == ''100'' )

  {

    return "发送成功!";

  }

  else

  {

    return "发送失败! 状态：".$re;

  }

}

function postSMS($url,$data='''')

{

  $row = parse_url($url);

  $host = $row[''host''];

  $port = $row[''port''] ? $row[''port'']:80;

  $file = $row[''path''];

  while (list($k,$v) = each($data))

  {

    $post .= rawurlencode($k)."=".rawurlencode($v)."&"; //转URL标准码

  }

  $post = substr( $post , 0 , -1 );

  $len = strlen($post);

  $fp = @fsockopen( $host ,$port, $errno, $errstr, 10);

  if (!$fp) {

    return "$errstr ($errno)\n";

  } else {

    $receive = '''';

    $out = "POST $file HTTP/1.1\r\n";

    $out .= "Host: $host\r\n";

    $out .= "Content-type: application/x-www-form-urlencoded\r\n";

    $out .= "Connection: Close\r\n";

    $out .= "Content-Length: $len\r\n\r\n";

    $out .= $post;

    fwrite($fp, $out);

    while (!feof($fp)) {

      $receive .= fgets($fp, 128);

    }

    fclose($fp);

    $receive = explode("\r\n\r\n",$receive);

    unset($receive[0]);

    return implode("",$receive);

  }

}

?>
转载自：http://www.aspnetjia.com