curl采集 根据关键词 获取雅虎竞价排名

之前写过curl批处理采集数据，这里贴上完整版本，代码很简单，废话不说，上代码，新手欢迎指教！！！

代码只写到 获取到链接了，至于排名 后边数组的键不就是排名喽。。。

 <?php
 /**
  * Based on yahoo access to data
  *
  * @author chujiu <527891885@qq.com>
  * @copyright 2014.04.26 By chujiu
  * @version 0.2.1 2014.04.26
  */

 class DataCollectionRank {

     const   PAGE = 10;
     public  $path = '';
     public  $main = 91;

     // 添加curl句柄 返回资源
     private function _gather_data($keyword) {
         if(empty($keyword)) {
             return '';
         }
         $chs = array(); // 句柄
         $mh = curl_multi_init();
         for( $i=1; $i<=$this->main; $i+=self::PAGE ) {
             $url = 'http://search.yahoo.co.jp/search?p='.urlencode($keyword).'&tid=top_ga1_sa&ei=UTF-8&aq=-1&oq='.urlencode($keyword).'&pstart=1&fr=top_ga1_sa&b='.$i;
             $ch = curl_init();
             //设置选项
             curl_setopt_array($ch, array(
                 CURLOPT_URL => $url,
                 CURLOPT_HEADER => false,
                 CURLOPT_SSL_VERIFYPEER => false,
                 CURLOPT_RETURNTRANSFER => true,
                 CURLOPT_TIMEOUT => 30,
                 CURLOPT_AUTOREFERER => true
                 )
             );
             curl_multi_add_handle($mh, $ch); // 添加批处理句柄
             $chs['handle'][$i]['ch'] = $ch;
             $chs['handle'][$i]['url'] = $url;
         }
         $chs['mh'] = $mh;
         return $chs;
     }

     // 处理CURL请求
     public function exec_curl_get_data($keyword, $path) {
         $error = '';
         $this->path = $path;
         $chs = $this->_gather_data($keyword);
         if(empty($chs)) return '';
          // 执行批处理句柄
         $active = null;
         do {
            $mrc = curl_multi_exec($chs['mh'],$active);
            //$info = curl_multi_info_read($chs['mh']);
         } while ($active > 0);
         // 获取数据
         $responses = array();
         foreach($chs['handle'] as $k=>$ch){
             if(curl_error($ch['ch'])){
                 $error .= "\n".'error提示:'.curl_error($ch['ch']).'-------URL:'.$ch['url'].'--------时间:'.date('Y-d-m H:i:s',time())."\n";
             } else {
                 $responses[$k]['data'] = curl_multi_getcontent( $ch['ch'] );
             }

             //curl_multi_info_read($mh);
             // close current handler
             curl_multi_remove_handle($chs['mh'], $ch['ch']);
             curl_close($ch['ch']);
         }
         //关闭curl 批处理
         curl_multi_close($chs['mh']);
         $str = '';
         if($error != '') {
             $this->_writeFile('get_rank_log.txt', $error, 'ab+');
         }
         foreach ($responses as $val) {
             if(!empty($val['data'])) {
                 $str.= $this->_get_keyword_link_preg($val['data']);
             }
         }
         $str = substr($str, 0 ,-1);
         $contents = explode('|', $str);
         return $contents;
     }

     // 过滤数据 获取链接
     private function _get_keyword_link_preg ($str) {
         $res = '';
         if(empty($str)) {
             return '';
         }
         $arr = explode('<div id="web">', $str);
         $arr1 = explode('<div id="posS" class="spns">', $arr[1]);
         $arr2 = preg_replace('#<div id=\"pg\">[\s\S]+#', '', $arr1[0]);
         $arr3 = preg_replace('#<div id=\"rel\">[\s\S]+#', '', $arr2);
         $arr4 = preg_replace('#<em>[\s\S]+?</em>#', '', $arr3);
         if(preg_match_all('#href=\"(.*?)\">#',$arr4,$arr5) !== false) {
             foreach($arr5[1] as $val) {
                 $res.= urldecode($val).'|';
             }
         }
         return $res;
     }

     // 写入文件
     public function _writeFile($fileName, $data, $method="rb+", $iflock=1, $check=1, $chmod=1){
         $check && @strpos($this->path.'/'.$fileName, '..')!==false && exit('403 Forbidden!');
         @touch($this->path.'/'.$fileName);
         $handle = @fopen($this->path.'/'.$fileName, $method);
         if($iflock) {
             @flock($handle,LOCK_EX);
         }
         $fw = @fwrite($handle,$data);
         if($method == "rb+") ftruncate($handle, strlen($data));
         fclose($handle);
         $chmod && @chmod($this->path.'/'.$fileName,0777);
     }
 }
 ?>

 function array_unique_fb($array){
     $temp = array();
     $data = array();
     foreach ($array as $value){
         $value = join(",",$value); //降维,也可以用implode,将一维数组转换为用逗号连接的字符串
         $temp[] = $value;
     }
         $temp = array_flip(array_flip($temp));    //去掉重复的字符串,也就是重复的一维数组
     foreach ($temp as $k => $value){
         $temp[$k] = explode(",",$value);   //再将拆开的数组重新组装
     }
     foreach ($temp as $key => $value) {
         $data[$key]['keyword'] = $value[0];
         $data[$key]['domain'] = $value[1];
     }
     return $data;
 }