PHP微信开发之有道翻译实例代码

</pre><a target=_blank href="http://blog.csdn.net/misakaqunianxiatian/article/details/49401759" target="_blank"></a></p><p><pre name="code" class="php"> public function responseMsg(){
   
 //get post data, May be due to the different environments
  $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; //接收微信发来的XML数据
 
  //extract post data
 if(!empty($postStr)){
     
   //解析post来的XML为一个对象$postObj
   $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
   
   $fromUsername = $postObj->FromUserName; //请求消息的用户
   $toUsername = $postObj->ToUserName; //"我"（订阅号）的公众号id
   $keyword = trim($postObj->Content); //用户发给订阅号的消息内容
   $time = time(); //时间戳
   $msgtype = 'text'; //消息类型：文本
   $textTpl = "<xml>
  <ToUserName><![CDATA[%s]]></ToUserName>
  <FromUserName><![CDATA[%s]]></FromUserName>
  <CreateTime>%s</CreateTime>
  <MsgType><![CDATA[%s]]></MsgType>
  <Content><![CDATA[%s]]></Content>
  </xml>";
 
   if($postObj->MsgType == 'event'){ //如果XML信息里消息类型为event
    if($postObj->Event == 'subscribe'){ //如果是订阅事件
     $contentStr = "欢迎订阅misaka去年夏天！n更多精彩内容：http://blog.csdn.net/misakaqunianxiatian";
     $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgtype, $contentStr);
     echo $resultStr;
     exit();
    }
   }
 
   $which = mb_substr($keyword, 0, 2, 'UTF-8');//获取要返回什么样的信息
 
   if($which== "翻译"){ //如果要进行翻译
    $fanyi = $which;
    $search = str_replace($fanyi, '', $keyword); //要翻译的关键字
 
    $key = ""; //在有道API申请的key
    $keyfrom = ""; //与key对应
    $url = 'http://fanyi.youdao.com/openapi.do?keyfrom=' . $keyfrom . '&key=' . $key . '&type=data&doctype=json&version=1.1&q=' . urlencode($search);//调用有道翻译API
     
    $json = file_get_contents($url);//也可以用curl来获取
    $res = json_decode($json, true);
 
    /**
     * 以下从返回的数据中提取翻译结果
     */
    $contentStr = '【查询】' . $res['query'] . "n";
    $contentStr .= "【翻译】n" . $res['translation'][0] . "n";
 
    $str = '';
    foreach($res['basic']['explains'] as $v){
     $str .= $v . "n";
    }
    $contentStr .= "【基本释义】n" . $str;
 
 
    if(isset($res['web'])){
 
     foreach($res['web'] as $kk=>$vv){
      sort($vv);
      $res['web'][$kk] = $vv; //调节字段顺序
     }
 
     $str = '';
     foreach($res['web'] as $v){
      foreach($v as $k2=>$v2){
       if($k2 == 0){
        $str .= "【". $v2 ."】n";
       }else{
        foreach($v2 as $v3){
         $str .= $v3 ."n";
        }
       }
      }
     }
     $contentStr .= "【网络释义】n" . $str;     
    }
 
    $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgtype, $contentStr);
    echo $resultStr;
    exit(); 
 
   }