PHP学习：微信公众平台之快递查询功能用法实例

<?php
/**
 * 微信公众平台基础类 For Fshare
 * @author: Skiychan
 * @created:  2013.11.19
 */
class Wechat{
// public $token = '';
/* public function __construct($token){
  $this->token = $token;
 }  */
 //判断是否来自微信服务器
/* public function valid(){
  $echoStr = $_GET["echostr"];
  if($this->checkSignature()){
   echo $echoStr;
   exit;
  }
 }
*/
 public function responseMsg(){
  $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];
  if (!empty($postStr)){
   $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
   $fromUsername = $postObj->FromUserName;
   $toUsername = $postObj->ToUserName;
   $keyword = trim($postObj->Content);
   $time = time();
   $textTpl = "<xml>
      <ToUserName><![CDATA[%s]]></ToUserName>
      <FromUserName><![CDATA[%s]]></FromUserName>
      <CreateTime>%s</CreateTime>
      <MsgType><![CDATA[%s]]></MsgType>
      <Content><![CDATA[%s]]></Content>
      <FuncFlag>0</FuncFlag>
      </xml>";    
   if(!empty($keyword)){
    //当输入文字类型
    if($msgType = "text"){
     //$contentStr = $keyword.$fromUsername.$time;
     //$preg = "/^\#([\W\w]*?)\#([\W\w]*?)\#(.*)/"; //0为功能,1为选项,2为余下的值
     //$preg = "/\#([\w]+)/"; //0为功能,1为选项,2为余下的值
     $preg = "/\#([\w\d\x{4e00}-\x{9fa5}]+)/u"; //0为功能,1为选项,2为余下的值
     preg_match_all($preg,$keyword,$newdata);
     $fn_name = $newdata[1][0];
     //获取快递的参数
     if(strtolower($fn_name)=="skiy"){
      $me = "我是此公众帐号的开发者,英文名Skiy.\n如果你对本功能有任何意见和建议,欢迎联系我,\n我的QQ是1005043848\n微信是forskiy,邮箱：\ndeveloper@zzzzy.com";
      $contentStr = $me;
     }      
     //获取快递的参数
     if($fn_name=="快递"||strtolower($fn_name)=="kuaidi"){
      $kdlist = '';
      //启用PDO连接sqlite的方式
      $db = new PDO("sqlite:somedata/data.dat");
      $results = $db->query('SELECT * FROM kuaidi')->fetchAll();
      foreach ($results as $key=>$row) {
       //var_dump($row);
       //$list_one = $row['id']." ".$row['code']." ".$row['company']."\n";
       $list_one = $row['id'].' '.$row['company']."\n";
       $kdlist = $kdlist.$list_one;
      }  
      //主机支持sqlite3的方式
/*      $db = new SQLite3("somedata/data.dat");
      $results = $db->query('SELECT * FROM kuaidi');
      while ($row = $results->fetchArray()) {
       //var_dump($row);
       $list_one = $row['id']." ".$row['code']." ".$row['company']."\n\r";
       $kdlist = $kdlist.$list_one;
      }  */  
      $contentStr = $kdlist;
     }
     if($fn_name=="查快递"||strtolower($fn_name)=="ckd"){
      $id = $newdata[1][1];
      $num = $newdata[1][2];
      $db = new PDO("sqlite:somedata/data.dat");
      $results = $db->query('SELECT code,company FROM kuaidi WHERE id = '.$id)->fetchAll();
      $code = $results[0]['code'];  //获取英文代码
      $com = $results[0]['company'];  //获取公司名称
      $numinfo = "快递:".$com."\n"."单号:".$num."\n";
      $kd_url = "http://m.kuaidi100.com/query?type=".$code."&postid=".$num;
      $json_getdata = file_get_contents($kd_url);
      $get_kdinfo = json_decode($json_getdata);  //object
      $get_kdinfo = json_decode($json_getdata,true); //array
      $last_t = "查询时间:\n".$get_kdinfo['updatetime']."\n\n";  //查询时间
      $kd_shipinfo = $get_kdinfo['data']; //快递数据数组
      $kd_total = count($kd_shipinfo)-1;
      $ship = '';
      //物流倒序详情
      for($i = $kd_total;$i>=0;$i--){
       $shipinfo = $kd_shipinfo[$i]['time']."\n".$kd_shipinfo[$i]['context']."\n";
       $ship = $shipinfo.$ship;
      }
      //顺序物流详情
      /*foreach ($kd_shipinfo as $v){
       $shipinfo = $v['time']."\n".$v['context']."\n";
       $ship = $shipinfo.$ship;
      }
      */
      $get_kdinfo = $numinfo.$last_t."【物流详情】\n".$ship;
      if($ship){
       $contentStr = $get_kdinfo;
      }else{
       $contentStr = $numinfo.">没有物流数据!";
      }
     }
     $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
     echo $resultStr;
    }else{
     echo "Input something...";
    }
   }
  }else {
   echo "You have no enter something...";
   exit;
  }
 }
 //判断签名,返回bool
 private function checkSignature(){
  $signature = $_GET["signature"];
  $timestamp = $_GET["timestamp"];
  $nonce = $_GET["nonce"]; 
  $token = TOKEN;
  $tmpArr = array($token, $timestamp, $nonce);
  sort($tmpArr);
  $tmpStr = implode( $tmpArr );
  $tmpStr = sha1( $tmpStr );
  if( $tmpStr == $signature ){
   return true;
  }else{
   return false;
  }
 }
}

<?php
/**
 * 
 * 微信公众平台消息接口 For Fshare(分享资讯)
 * @author: Skiychan (Wechat:forskiy)
 * @created:2013.11.19
 * 
 */
include_once 'class.base.php';
define('TOKEN', 'skiychan');
$wx = new Wechat();
//$wx->valid();
$wx->responseMsg();