curl获取页面https加密的所有图片

Last updated on 2019-05-17

<?php
function save_image($img, $fullpath)
{
    $ch = curl_init($img);
    curl_setopt($ch, CURLOPT_HEADER, false);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_BINARYTRANSFER, 1);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    $rawdata = curl_exec($ch);
    curl_close($ch);
    $fp = fopen($fullpath, 'a');
    fwrite($fp, $rawdata);
    fclose($fp);
}

$str = file_get_contents("https://www.wosign.com/EVSSL/index.htm");
//print_r($str);
//正则匹配出所有IMG图片
$preg = '/<\s*img\s+[^>]*?src\s*=\s*(\'|\")(.*?)\\1[^>]*?\/?\s*>/i';
preg_match_all($preg, $str, $imgArr);
//print_r($imgArr);
foreach ($imgArr[2] as $key => $val) {
    if (!strstr($val, 'http')) {
        $arr[] = "https://www.wosign.com/EVSSL/" . $val;

    } else {

    }
}
foreach ($arr as $key => $val) {
    $ext = strrchr($val, '.');//查找字符串中最后一次出点.的位置 并返回之后的值
    save_image($val, $key . "$ext");
}