php 抓取圖片

php 獲取網站圖片并存入本地文件

<?php
/**


Created by PhpStorm.
Date: 15-2-9
Time: 下午3:10
*/

for($i=0;$i<1000;$i++){
    $getData['page'] =  $i+1;
    getImg($getData);
}
function getImg($getData)
{
    $path = "D:/NFS/img/";
    $opts = array(
        'http'=>array(
            'method'=>"GET",
            'timeout'=>3,//設置3秒等待
        ),
    );
    if(is_array($getData) && !empty($getData))
    {
        $ser = http_build_query($getData, '', '&');
    }
    $cnt=0;
   //如果請求失敗 繼續請求3次
    while($cnt<3 && ($file=file_get_contents("http://sexy.faceks.com/?{$ser}&quot;, false, stream_context_create($opts)))===FALSE) $cnt++;
    preg_match_all("/\<img.?src\=\"(.?)\"[^>]*>/i", $file, $matches);
    if(empty($matches[0]) || empty($matches[1]))
    {
        echo "not img...";die;
    }

$imgs=array_unique($matches[1]);
foreach($imgs as $k=>$img)
{

    $filename = $path.time().$k.".jpg";
    getImage($img,$filename);
}


}
/**

@param string $url
@param string $fileName
保存圖片
*/
function getImage($url = '', $fileName = '')
{
 var_dump($fileName);
 $ch = curl_init();
 $fp = fopen($fileName, 'wb');
curl_setopt($ch, CURLOPT_URL, $url);
 curl_setopt($ch, CURLOPT_FILE, $fp);
 curl_setopt($ch, CURLOPT_HEADER, 0);
 curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
 curl_setopt($ch, CURLOPT_TIMEOUT, 60);
curl_exec($ch);
 curl_close($ch);
 fclose($fp);
}</pre>