<?php
#加载页面
function curl_get($url){
        $ch=curl_init();
        curl_setopt($ch,CURLOPT_URL,$url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch,CURLOPT_HEADER,1);
        $result=curl_exec($ch);
        $code=curl_getinfo($ch,CURLINFO_HTTP_CODE);
 if($code!='404' && $result){
  return $result;
 }
        curl_close($ch);
}
#获取页面url链接
function get_page_urls($spider_page_result,$base_url){
  $get_url_result=preg_match_all("/<[a|A].*?href=[＼'＼"]{0,1}([^>＼'＼"＼ ]*).*?>/",$spider_page_result,$out);
  if($get_url_result){
   return $out[1];
  }else{
   return;
  }
}
#相对路径转绝对路径
function xdtojd($base_url,$url_list){
 if(is_array($url_list)){
  foreach($url_list as $url_item){
   if(preg_match("/^(http:＼/＼/|https:＼/＼/|javascript:)/",$url_item)){
    $result_url_list[]=$url_item;
   }else {
    if(preg_match("/^＼//",$url_item)){
     $real_url = $base_url.$url_item;
    }else{
     $real_url = $base_url."/".$url_item;
    }
    #$real_url = 'http://www.sumpay.cn/'.$url_item;  
                  $result_url_list[] = $real_url;  
   }
  }
  return $result_url_list;
 }else{
  return;
 }
}
#删除其他站点url
function other_site_url_del($jd_url_list,$url_base){
 
 if(is_array($jd_url_list)){
  foreach($jd_url_list as $all_url){
   echo $all_url;
   if(strpos($all_url,$url_base)===0){
    $all_url_list[]=$all_url;
   }
 
  }
  return $all_url_list;
 }else{
  return;
 }
}
#删除相同URL
function url_same_del($array_url){
 
 if(is_array($array_url)){
  $insert_url=array();
  $pizza=file_get_contents("/tmp/url.txt");
                if($pizza){
   $pizza=explode("＼r＼n",$pizza);
   foreach($array_url as $array_value_url){
    if(!in_array($array_value_url,$pizza)){
     $insert_url[]=$array_value_url; 
    }
   }
   if($insert_url){
                                foreach($insert_url as $key => $insert_url_value){
                                        #这里只做了参数相同去重处理
     $update_insert_url=preg_replace('/=[^&]*/','=leesec',$insert_url_value);
                                        foreach($pizza as $pizza_value){
                                         $update_pizza_value=preg_replace('/=[^&]*/','=leesec',$pizza_value);
                                                if($update_insert_url==$update_pizza_value){
                                                 unset($insert_url[$key]);
                                                        continue;
                                                }
                                        }
    }
   }
  
  }else{
   $insert_url=array();
   $insert_new_url=array();
   $insert_url=$array_url;
   foreach($insert_url as $insert_url_value){
    $update_insert_url=preg_replace('/=[^&]*/','=leesec',$insert_url_value);
    $insert_new_url[]=$update_insert_url;   
   }
   $insert_new_url=array_unique($insert_new_url);
   foreach($insert_new_url as $key => $insert_new_url_val){
    $insert_url_bf[]=$insert_url[$key];
   } 
   $insert_url=$insert_url_bf;
  }
  return $insert_url;
 }else{
  return; 
 }
}
$current_url=$argv[1];
$fp_puts = fopen("/tmp/url.txt","ab");//记录url列表  
$fp_gets = fopen("/tmp/url.txt","r");//保存url列表  
$url_base_url=parse_url($current_url);
if($url_base_url['scheme']==""){
 $url_base="http://".$url_base_url['host'];
}else{
 $url_base=$url_base_url['scheme']."://".$url_base_url['host'];
}
do{
 $spider_page_result=curl_get($current_url);
 #var_dump($spider_page_result);
 $url_list=get_page_urls($spider_page_result,$url_base);
 #var_dump($url_list);
 if(!$url_list){
  continue;
 }
 $jd_url_list=xdtojd($url_base,$url_list);
 #var_dump($jd_url_list);
 $result_url_arr=other_site_url_del($jd_url_list,$url_base);
 var_dump($result_url_arr);
 $result_url_arr=url_same_del($result_url_arr); 
 #var_dump($result_url_arr); 
 if(is_array($result_url_arr)){  
     $result_url_arr=array_unique($result_url_arr);
            foreach($result_url_arr as $new_url) {  
                fputs($fp_puts,$new_url."＼r＼n");  
            }
 }  
 
}
while ($current_url = fgets($fp_gets,1024));//不断获得url  
preg_match_all("/<a[^>]+href=[＼"']([^＼"']+)[＼"'][^>]+>/",$spider_page_result,$out);
# echo a href
#var_dump($out[1]);
?>

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