agid])) {
            foreach ($g_flag_thread[$flagid] as &$val) {
                flag_thread_filter($val);
            }
            flag_thread_set($flagid, $g_flag_thread[$flagid]);
        }
    }
    return $g_flag_thread[$flagid];
}

// 设置缓存 $key = flagid / $val = flagid下tid数组
function flag_thread_set($key, $val)
{
    global $g_flag_thread;
    FALSE === $g_flag_thread and $g_flag_thread = website_get('flag_thread');
    empty($g_flag_thread) and $g_flag_thread = array();
    $g_flag_thread[$key] = $val;
    return website_set('flag_thread', $g_flag_thread);
}

// 删除flag下tid缓存
function flag_thread_delete_cache($flagid)
{
    global $g_flag_thread;
    FALSE === $g_flag_thread and $g_flag_thread = website_get('flag_thread');
    empty($g_flag_thread) and $g_flag_thread = array();
    if (isset($g_flag_thread[$flagid])) {
        unset($g_flag_thread[$flagid]);
        website_set('flag_thread', $g_flag_thread);
    }
    return TRUE;
}

// Delete by tid / 通过tid删除flag下的主题和对应flagid缓存
function flag_thread_delete_by_tid($tid)
{
    global $g_flag_thread;
    FALSE === $g_flag_thread and $g_flag_thread = website_get('flag_thread');

    if (empty($g_flag_thread)) {
        $g_flag_thread = array();
    } else {

        $thread = well_thread_read_cache($tid);
        $arrlist = flag_thread_find($tid, 1, $thread['flags']);

        $flagarr = $ids = array();
        foreach ($arrlist as $val) {
            $flagarr[] = $val['flagid'];
            $ids[] = $val['id'];

            if (isset($g_flag_thread[$val['flagid']])) unset($g_flag_thread[$val['flagid']]);
        }

        website_set('flag_thread', $g_flag_thread);

        // 主键更新
        flag_update($flagarr, array('count-' => 1));

        // 主键删除
        flag_thread_delete($ids);
    }

    return TRUE;
}

// 主键删除 通过$flagid删除flag下的主题和对应flagid缓存
function flag_thread_delete_by_flagid($flagid)
{
    global $g_flag_thread;

    

    FALSE === $g_flag_thread and $g_flag_thread = website_get('flag_thread');

    

    $read = flag_read_cache($flagid);
    if (empty($read)) return TRUE;

    $arrlist = flag_thread_find_by_flagid($flagid, 1, $read['count']);
    if (empty($arrlist)) return TRUE;

    

    $flagarr = $ids = array();
    $n = 0;
    foreach ($arrlist as $val) {
        ++$n;
        $flagarr[] = $val['flagid'];
        $ids[] = $val['id'];

        if (isset($g_flag_thread[$flagid])) unset($g_flag_thread[$flagid]);
        
    }

    website_set('flag_thread', $g_flag_thread);

    // 主键更新
    flag_update($flagarr, array('count-' => $n));

    

    // 主键删除
    $r = flag_thread_delete($ids);

    
    return $r;
}




?>break;
    }
    $r = array('filesize' => filesize($tmpfile), 'width' => $des_width, 'height' => $des_height);;
    copy($tmpfile, $destfile);
    is_file($tmpfile) && unlink($tmpfile);
    imagedestroy($img_dst);
    return $r;
}

/**
 * 图片裁切
 *
 * @param string $sourcefile 原图片路径(绝对路径/abc.jpg)
 * @param string $destfile 裁切后生成新名称(绝对路径/rename.jpg)
 * @param int $clipx 被裁切图片的X坐标
 * @param int $clipy 被裁切图片的Y坐标
 * @param int $clipwidth 被裁区域的宽度
 * @param int $clipheight 被裁区域的高度
 * image_clip('xxx/x.jpg', 'xxx/newx.jpg', 10, 40, 150, 150)
 */
function well_image_clip($sourcefile, $destfile, $clipx, $clipy, $clipwidth, $clipheight, $getimgsize = '')
{
    global $conf;
    empty($getimgsize) AND $getimgsize = getimagesize($sourcefile);
    if (empty($getimgsize)) {
        return 0;
    } else {
        $imgwidth = $getimgsize[0];
        $imgheight = $getimgsize[1];
        if (0 == $imgwidth || 0 == $imgheight) {
            return 0;
        }
    }

    if (!function_exists('imagecreatefromjpeg')) {
        copy($sourcefile, $destfile);
        return filesize($destfile);
    }
    switch ($getimgsize[2]) {
        case 1 :
            $imgcolor = imagecreatefromgif($sourcefile);
            break;
        case 2 :
            $imgcolor = imagecreatefromjpeg($sourcefile);
            break;
        case 3 :
            $imgcolor = imagecreatefrompng($sourcefile);
            break;
        case 15: // WBMP
            $imgcolor = imagecreatefromwbmp($sourcefile);
            break;
        case 18: // WEBP
            $imgcolor = imagecreatefromwebp($sourcefile);
            break;
    }

    if (!$imgcolor) return 0;

    $img_dst = imagecreatetruecolor($clipwidth, $clipheight);
    imagefill($img_dst, 0, 0, 0xFFFFFF);
    imagecopyresampled($img_dst, $imgcolor, 0, 0, $clipx, $clipy, $imgwidth, $imgheight, $imgwidth, $imgheight);

    $tmppath = isset($conf['tmp_path']) ? $conf['tmp_path'] : ini_get('upload_tmp_dir') . '/';
    '/' == $tmppath AND $tmppath = './tmp/';

    $tmpfile = $tmppath . md5($destfile) . '.tmp';
    imagejpeg($img_dst, $tmpfile, 75);
    $n = filesize($tmpfile);
    copy($tmpfile, $destfile);
    is_file($tmpfile) && unlink($tmpfile);
    return $n;
}

function well_image_ext($filename) {
    return strtolower(substr(strrchr($filename, '.'), 1));
}


?><!DOCTYPE html><html lang="zh-cn"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1" /><meta http-equiv="Cache-Control" content="no-transform" /><meta http-equiv="Cache-Control" content="no-siteapp" /><meta name="viewport" content="width=device-width,minimum-scale=1,maximum-scale=1,initial-scale=1,maximum-scale=1" /><meta name="referrer" content="origin-when-cross-origin"><meta name="applicable-device" content="pc,mobile" /><meta name="MobileOptimized" content="width" /><meta name="HandheldFriendly" content="true" /><meta name="renderer" content="webkit" /><meta name="keywords" content="【CISP" /><meta name="description" content="【CISP" /><title>【CISP-软件玩家 - 软件改变生活！
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<h2>【CISP</h2>
<link rel="stylesheet" href=".css"><link rel="stylesheet" href=".css"><p></p> 
 <h4>PTE考试题型</h4> <ul><li><ul><li>一、选择题 20道 共20分</li><li>二、实操题 5道 每道10分 共50分</li><li>三、综合题 1道-3个flag值 30分</li><li>四、做题注意事项</li></ul> </li></ul> 
 
<p></p> 
<h3>一、选择题 20道 共20分</h3> 
<p> &#x1f33c; 刷历年题库</p> 
<h3>二、实操题 5道 每道10分 共50分</h3> 
<p> &#x1f33f;sql注入<br />  &#x1f33f;文件上传<br />  &#x1f33f;文件包含<br />  &#x1f33f;命令执行<br />  &#x1f352;XSS、反序列化、代码审计、日志分析、访问控制。。。选一道</p> 
<h3>三、综合题 1道-3个flag值 30分</h3> 
<p>  &#x1f96d;模拟真实的渗透场景<br />  考场提供一个ip<br />  ip ⏩ 端口扫描 ⏩ web渗透 ⏩ 获取网站权限、数据库权限 ⏩ 获取目标服务器权限<br /> <strong>涉及到的技术</strong>&#xff1a;<br />  &#x1f951;web漏洞挖掘<br />  &#x1f951;权限提升<br />  &#x1f951;windows提权<br />  &#x1f951;sqlserver ⏩ xp_cmdshell<br />  &#x1f341;linux提权 ⏩ suid提权、sudo提权、内核提权&#xff08;脏牛提权&#xff09;</p> 
<h3>四、做题注意事项</h3> 
<p> ✳️提交完整格式 key1{XXXXXX}<br />  ✴️带自己电脑<br />  Ⓜ️考试过程禁止切屏</p><link href=".css" rel="stylesheet"><link href=".css" rel="stylesheet"><p class="tag">
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