PHP实现登陆并抓取微信列表中最新一组微信消息的方法详解

<?php
$_G['wx_g'] = array('init' => array(
        "wx_content" => array("weixin_user" => "微信号码", "weixin_pass" => "微信密码")
      )
);
wx_login();
$messge_list = get_message_list();
$file_id=$messge_list['item'][0]['multi_item'][0]['file_id'];
//print_r($messge_list);exit;
if(!DB::result_first("select count(weiyi_id) from test.yangang_jiaojing where weiyi_id={$file_id} ")){
  DB::query("delete from test.yangang_jiaojing");
  foreach ($messge_list['item'][0]['multi_item'] as $key => $val){
      $val['title']=mb_convert_encoding($val['title'], 'GBK','UTF-8');
      $val['weiyi_id']=mb_convert_encoding($val['file_id'], 'GBK','UTF-8');
      $val['des']=mb_convert_encoding($val['digest'], 'GBK','UTF-8');
      $val['picurl']=$val['cover'];
      $val['detail']=$val['content_url'];
      $query_cheng = "INSERT INTO test.yangang_jiaojing(weiyi_id,title,pic_url,detail_url,des)VALUES ({$val['weiyi_id']},'{$val['title']}','{$val['picurl']}','{$val['detail']}','{$val['des']}')";
      $count1=DB::query($query_cheng);
  }
}
function get_message_list(){
  global $_G;
  $cookie=$_G['wx_g']['cookie'];
  $url = "https://mp.weixin.qq.com/cgi-bin/appmsg?begin=0&count=2&t=media/appmsg_list&type=10&action=list&token=".$_G['wx_g']['token']."&lang=zh_CN";
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
  curl_setopt($ch, CURLOPT_COOKIE, $cookie);
  curl_setopt($ch, CURLOPT_REFERER, "https://mp.weixin.qq.com/cgi-bin/appmsg?begin=0&count=2&t=media/appmsg_list&type=10&action=list&token=".$_G['wx_g']['token']."&lang=zh_CN");
  curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.1; rv:18.0) Gecko/20100101 Firefox/18.0");
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION,true);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
  curl_setopt($ch, CURLOPT_SSLVERSION, 3);
  $output2 = curl_exec($ch);
  curl_close($ch);
  //echo $output2;exit;
  $output1=explode('wx.cgiData = ',$output2);
  $output1=$output1[1];
  $output1=explode(',"file_cnt":',$output1);
  $output1=$output1[0];
  $output1.='}';
  $message_list=json_decode($output1,true);
  //$message_list=mb_convert_encoding($message_list, "GBK","UTF-8");
  //print_r($message_list);exit;
  return $message_list;
}
function wx_login(){
  global $_G;
  //echo $_G['wx_g']['init']['wx_content']['weixin_user'];exit;
  $username = $_G['wx_g']['init']['wx_content']['weixin_user'];
  $pwd = md5($_G['wx_g']['init']['wx_content']['weixin_pass']);
  $url = "https://mp.weixin.qq.com/cgi-bin/login?lang=zh_CN";
  $post_data = "username=".$username."&pwd=".$pwd."&imgcode=&f=json";
  $cookie = "pgv_pvid=2067516646";
  $ch = curl_init();
  curl_setopt($ch, CURLOPT_URL, $url);
  curl_setopt($ch, CURLOPT_HEADER, 1);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
  curl_setopt($ch, CURLOPT_POST, 1);
  curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
  curl_setopt($ch, CURLOPT_COOKIE, $cookie);
  curl_setopt($ch, CURLOPT_REFERER, "https://mp.weixin.qq.com/cgi-bin/loginpage?t=wxm2-login&lang=zh_CN");
  curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 6.1; rv:18.0) Gecko/20100101 Firefox/18.0");
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION,true);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
  curl_setopt($ch, CURLOPT_SSLVERSION, 3);
  $output = curl_exec($ch);
  curl_close($ch);
  //echo $output;exit;
  list($header, $body) = explode("\r\n\r\n", $output);
  preg_match_all("/set\-cookie:([^\r\n]*)/i", $header, $matches);
  if(!empty($matches[1][2])){
    $cookie = $matches[1][0].$matches[1][1].$matches[1][2].$matches[1][3];
  }else{
    $cookie = $matches[1][0].$matches[1][1];
  }
  $cookie = str_replace(array('Path=/',' ; Secure; HttpOnly','=;'),array('','','='), $cookie);
  $cookie = 'pgv_pvid=6648492946;'.$cookie;
  $data = json_decode($body,true);
  $result = explode('token=',$data['redirect_url']);
  $token = $result[1];
  if(!$token) cpmsg($installlang['import_error_password'], "{$request_url}&step=import&pswerror=1", 'error');
  //写入到全局变量
  $_G['wx_g']['cookie'] = $cookie;
  $_G['wx_g']['token'] = $token;
}
?>

CREATE TABLE IF NOT EXISTS `yangang_jiaojing` (
 `id` int(11) NOT NULL AUTO_INCREMENT,
 `title` varchar(100) NOT NULL,
 `des` varchar(300) NOT NULL,
 `detail_url` varchar(300) NOT NULL,
 `pic_url` varchar(300) NOT NULL,
 `note` varchar(50) NOT NULL,
 `weiyi_id` int(11) NOT NULL,
 PRIMARY KEY (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=gbk AUTO_INCREMENT=1 ;

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