PHP get_path_this函数代码示例

 public function fileGet()
 {
     $filename = _DIR($this->in['filename']);
     if (!is_readable($filename)) {
         show_json($this->L['no_permission_read'], false);
     }
     if (filesize($filename) >= 1024 * 1024 * 20) {
         show_json($this->L['edit_too_big'], false);
     }
     $filecontents = file_get_contents($filename);
     //文件内容
     $charset = get_charset($filecontents);
     if ($charset != '' || $charset != 'utf-8') {
         $filecontents = mb_convert_encoding($filecontents, 'utf-8', $charset);
     }
     $data = array('ext' => get_path_ext($filename), 'name' => iconv_app(get_path_this($filename)), 'filename' => rawurldecode($this->in['filename']), 'charset' => $charset, 'content' => $filecontents);
     show_json($data);
 }

function url_header($url)
{
    $name = '';
    $length = 0;
    $header = @get_headers($url, true);
    if (!$header) {
        return false;
    }
    if (isset($header['Content-Length'])) {
        if (is_array($header['Content-Length'])) {
            $length = array_pop($header['Content-Length']);
        } else {
            $length = $header['Content-Length'];
        }
    }
    if (isset($header['Content-Disposition'])) {
        if (is_array($header['Content-Disposition'])) {
            $dis = array_pop($header['Content-Disposition']);
        } else {
            $dis = $header['Content-Disposition'];
        }
        $i = strpos($dis, "filename=");
        if ($i != false) {
            $name = substr($dis, $i + 9);
            $name = trim($name, '"');
        }
    }
    if (!$name) {
        $name = get_path_this($url);
        if (stripos($name, '?')) {
            $name = substr($name, 0, stripos($name, '?'));
        }
        if (!$name) {
            $name = 'index.html';
        }
    }
    // $header['name'] = $name;
    // return $header;
    return array('length' => $length, 'name' => $name);
}

 public function _make_file_proxy($file_path)
 {
     if (!file_exists($file_path)) {
         return '';
     }
     if (!$GLOBALS['is_root'] && $GLOBALS['auth']['explorer:fileDownload'] != 1) {
         return '';
     }
     load_class('mcrypt');
     $pass = $GLOBALS['config']['setting_system']['system_password'];
     $fid = Mcrypt::encode($file_path, $pass, $GLOBALS['config']['settings']['download_url_time']);
     //文件对外界公开的地址;有效期在user_setting.php中设定；末尾追加文件名为了kod远程下载
     $file_name = urlencode(get_path_this($file_path));
     return APPHOST . 'index.php?user/public_link&fid=' . $fid . '&file_name=/' . $file_name;
 }

/**
 * 输出、文件下载
 * 默认以附件方式下载；$download为false时则为输出文件
 */
function file_put_out($file, $download = false)
{
    if (!is_file($file)) {
        show_json('not a file!');
    }
    if (!file_exists($file)) {
        show_json('file not exists', false);
    }
    if (!is_readable($file)) {
        show_json('file not readable', false);
    }
    set_time_limit(0);
    ob_clean();
    //清除之前所有输出缓冲 TODO
    $mime = get_file_mime(get_path_ext($file));
    if ($download || strstr($mime, 'application/') && $mime != 'application/x-shockwave-flash') {
        //下载或者application则设置下载头
        $filename = get_path_this($file);
        //解决在IE中下载时中文乱码问题
        if (preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT']) || preg_match('/Trident/', $_SERVER['HTTP_USER_AGENT'])) {
            if ($GLOBALS['config']['system_os'] != 'windows') {
                //win主机 ie浏览器；中文文件下载urlencode问题
                $filename = str_replace('+', '%20', urlencode($filename));
            }
        }
        header("Content-Type: application/octet-stream");
        header("Content-Disposition: attachment;filename=" . $filename);
    } else {
        //缓存文件
        header('Expires: ' . date('D, d M Y H:i:s', time() + 3600 * 24 * 20) . ' GMT');
        header("Cache-Pragma: public");
        header("Cache-Control: cache, must-revalidate");
        if (isset($_SERVER['If-Modified-Since']) && strtotime($_SERVER['If-Modified-Since']) == filemtime($file)) {
            header('HTTP/1.1 304 Not Modified');
            header('Last-Modified: ' . date('D, d M Y H:i:s', filemtime($file)) . ' GMT');
            //304
            exit;
        } else {
            header('Last-Modified: ' . date('D, d M Y H:i:s', filemtime($file)) . ' GMT', true, 200);
        }
        $etag = '"' . md5(date('D, d M Y H:i:s', filemtime($file))) . '"';
        if (isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag) {
            header('HTTP/1.1 304 Not Modified');
            header('Etag: ' . $etag);
            exit;
        } else {
            header('Etag: ' . $etag);
        }
    }
    header("X-Powered-By: kodExplorer.");
    header("Content-Type: " . $mime);
    header("Accept-Ranges: bytes");
    $size = get_filesize($file);
    $length = $size;
    // Content length
    $start = 0;
    // Start byte
    $end = $size - 1;
    // End byte
    if (isset($_SERVER['HTTP_RANGE']) || isset($_GET['start'])) {
        //分段请求；视频拖拽
        $c_start = $start;
        $c_end = $end;
        if (isset($_GET['start'])) {
            $c_start = intval($_GET['start']);
        } else {
            //range
            list(, $range) = explode('=', $_SERVER['HTTP_RANGE'], 2);
            if (strpos($range, ',') !== false) {
                header('HTTP/1.1 416 Requested Range Not Satisfiable');
                header("Content-Range: bytes {$start}-{$end}/{$size}");
                exit;
            }
            if ($range == '-') {
                $c_start = $size - substr($range, 1);
            } else {
                $range = explode('-', $range);
                $c_start = $range[0];
                $c_end = isset($range[1]) && is_numeric($range[1]) ? $range[1] : $size;
            }
            $c_end = $c_end > $end ? $end : $c_end;
            if ($c_start > $c_end || $c_start > $size - 1 || $c_end >= $size) {
                header('HTTP/1.1 416 Requested Range Not Satisfiable');
                header("Content-Range: bytes {$start}-{$end}/{$size}");
                exit;
            }
        }
        $start = $c_start;
        $end = $c_end;
        $length = $end - $start + 1;
        header('HTTP/1.1 206 Partial Content');
    }
    header("Content-Range: bytes {$start}-{$end}/{$size}");
    header("Content-Length: " . $length);
    //header("X-Sendfile: $file");exit;
    if (!($fp = @fopen($file, "rb"))) {
//.........这里部分代码省略.........

function php_env_check()
{
    $L = $GLOBALS['L'];
    $error = '';
    $base_path = get_path_this(BASIC_PATH) . '/';
    if (!function_exists('iconv')) {
        $error .= '<li>' . $L['php_env_error_iconv'] . '</li>';
    }
    if (!function_exists('mb_convert_encoding')) {
        $error .= '<li>' . $L['php_env_error_mb_string'] . '</li>';
    }
    if (!version_compare(PHP_VERSION, '5.0', '>=')) {
        $error .= '<li>' . $L['php_env_error_version'] . '</li>';
    }
    if (!function_exists('file_get_contents')) {
        $error .= '<li>' . $L['php_env_error_file'] . '</li>';
    }
    if (!path_writable(BASIC_PATH)) {
        $error .= '<li>' . $base_path . '	' . $L['php_env_error_path'] . '</li>';
    }
    if (!path_writable(BASIC_PATH . 'data')) {
        $error .= '<li>' . $base_path . 'data	' . $L['php_env_error_path'] . '</li>';
    }
    if (!path_writable(BASIC_PATH . 'data/system')) {
        $error .= '<li>' . $base_path . 'data/system	' . $L['php_env_error_path'] . '</li>';
    }
    if (!path_writable(BASIC_PATH . 'data/User')) {
        $error .= '<li>' . $base_path . 'data/User	' . $L['php_env_error_path'] . '</li>';
    }
    if (!path_writable(BASIC_PATH . 'data/thumb')) {
        $error .= '<li>' . $base_path . 'data/thumb	' . $L['php_env_error_path'] . '</li>';
    }
    if (!function_exists('imagecreatefromjpeg') || !function_exists('imagecreatefromgif') || !function_exists('imagecreatefrompng') || !function_exists('imagecolorallocate')) {
        $error .= '<li>' . $L['php_env_error_gd'] . '</li>';
    }
    return $error;
}

 private function zip($zip_path)
 {
     if (!isset($zip_path)) {
         show_json($this->L['share_not_download_tips'], false);
     }
     load_class('pclzip');
     ini_set('memory_limit', '2028M');
     //2G;
     $zip_list = json_decode($this->in['list'], true);
     $list_num = count($zip_list);
     for ($i = 0; $i < $list_num; $i++) {
         $zip_list[$i]['path'] = _DIR_CLEAR($this->path . $this->_clear($zip_list[$i]['path']));
     }
     //指定目录
     if ($list_num == 1) {
         $path_this_name = get_path_this($zip_list[0]['path']);
     } else {
         $path_this_name = get_path_this(get_path_father($zip_list[0]['path']));
     }
     $zipname = $zip_path . $path_this_name . '.zip';
     $zipname = get_filename_auto($zipname, date(' h.i.s'));
     $files = array();
     for ($i = 0; $i < $list_num; $i++) {
         $files[] = $zip_list[$i]['path'];
     }
     $remove_path_pre = get_path_father($zip_list[0]['path']);
     $archive = new PclZip($zipname);
     $v_list = $archive->create(implode(',', $files), PCLZIP_OPT_REMOVE_PATH, $remove_path_pre);
     return iconv_app($zipname);
 }

/**
 * 文件下载
 */
function file_download($file)
{
    if (!file_exists($file)) {
        show_json('file not exists');
    }
    if (isset($_SERVER['HTTP_RANGE']) && $_SERVER['HTTP_RANGE'] != "" && preg_match("/^bytes=([0-9]+)-\$/i", $_SERVER['HTTP_RANGE'], $match) && $match[1] < $fsize) {
        $start = $match[1];
    } else {
        $start = 0;
    }
    $size = filesize($file);
    header("Cache-Control: public");
    header("Content-Type: application/octet-stream");
    $filename = get_path_this($file);
    //解决在IE中下载时中文乱码问题
    if (preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT'])) {
        $filename = str_replace('+', '%20', urlencode($filename));
    }
    header("Content-Disposition: attachment;filename=" . get_path_this($file));
    if ($start > 0) {
        header("HTTP/1.1 206 Partial Content");
        header("Content-Length: " . ($size - $start));
        header("Content-Ranges: bytes" . $start . "-" . ($size - 1) . "/" . $size);
    } else {
        header("Content-Length: {$size}");
        header("Accept-Ranges: bytes");
    }
    $fp = fopen($file, "rb");
    fseek($fp, $start);
    while (!feof($fp)) {
        set_time_limit(0);
        print fread($fp, 1024 * 8);
        //输出文件
        flush();
        ob_flush();
    }
    fclose($fp);
    exit;
}

 public function serverDownload()
 {
     $uuid = 'download_' . $this->in['uuid'];
     if ($this->in['type'] == 'percent') {
         //获取下载进度
         //show_json($_SESSION[$uuid]);
         if (isset($_SESSION[$uuid])) {
             $info = $_SESSION[$uuid];
             $result = array('uuid' => $this->in['uuid'], 'length' => (int) $info['length'], 'size' => (int) filesize($info['path'] . '.download'), 'time' => mtime());
             show_json($result);
         } else {
             show_json('', false);
         }
     } else {
         if ($this->in['type'] == 'remove') {
             //取消下载;文件被删掉则自动停止
             del_file($_SESSION[$uuid]['path']);
             unset($_SESSION[$uuid]);
             show_json('', false);
         }
     }
     //下载
     $save_path = _DIR($this->in['save_path']);
     if (!is_writeable($save_path)) {
         show_json($this->L['no_permission_write'], false);
     }
     $url = rawurldecode($this->in['url']);
     $header = url_header($url);
     if (!$header) {
         show_json($this->L['download_error_exists'], false);
     }
     $save_path = $save_path . urldecode($header['name']);
     if (!checkExt($save_path)) {
         $save_path = _DIR($this->in['save_path']) . date() . '.temp';
     }
     $save_path = iconv_system($save_path);
     $save_path = get_filename_auto($save_path);
     session_start();
     $_SESSION[$uuid] = array('length' => $header['length'], 'path' => $save_path);
     session_write_close();
     if (file_download_this($url, $save_path)) {
         $name = get_path_this(iconv_app($save_path));
         show_json($this->L['download_success'], true, $name);
     } else {
         show_json($this->L['download_error_create'], false);
     }
 }

function path_search($path, $search, $is_content = false, $file_ext = '', $is_case = false)
{
    $ext_arr = explode("|", $file_ext);
    recursion_dir($path, $dirs, $files, -1, 0);
    $strpos = 'stripos';
    //是否区分大小写
    if ($is_case) {
        $strpos = 'strpos';
    }
    $filelist = array();
    $folderlist = array();
    foreach ($files as $f) {
        $ext = get_path_ext($f);
        $path_this = get_path_this($f);
        if ($file_ext != '' && !in_array($ext, $ext_arr)) {
            continue;
        }
        //文件类型不在用户限定内
        if ($strpos($path_this, $search) !== false) {
            //搜索文件名;搜到就返回；搜不到继续
            $filelist[] = file_info($f);
            continue;
        }
        if ($is_content && is_file($f)) {
            $fp = fopen($f, "r");
            $content = @fread($fp, get_filesize($f));
            fclose($fp);
            if ($strpos($content, iconv_app($search)) !== false) {
                $filelist[] = file_info($f);
            }
        }
    }
    if ($file_ext == '') {
        //没限定扩展名则才搜索文件夹
        foreach ($dirs as $f) {
            $path_this = get_path_this($f);
            if ($strpos($path_this, $search) !== false) {
                $folderlist[] = array('name' => iconv_app(get_path_this($f)), 'path' => iconv_app(get_path_father($f)));
            }
        }
    }
    return array('folderlist' => $folderlist, 'filelist' => $filelist);
}

 public function unzip()
 {
     load_class('pclzip');
     ini_set('memory_limit', '2028M');
     //2G;
     $path = $this->path;
     $name = get_path_this($path);
     $name = substr($name, 0, strrpos($name, '.'));
     $path_father_name = get_path_father($path);
     $unzip_to = $path_father_name . $path_this_name;
     if (isset($this->in['path_to'])) {
         //解压到指定位置
         $unzip_to = _DIR($this->in['path_to']);
     }
     $zip = new PclZip($path);
     $result = $zip->extract(PCLZIP_OPT_PATH, $unzip_to, PCLZIP_OPT_SET_CHMOD, 0777, PCLZIP_OPT_REPLACE_NEWER);
     //解压到某个地方,覆盖方式
     if ($result == 0) {
         show_json("Error : " . $zip->errorInfo(true), fasle);
     } else {
         show_json($this->L['unzip_success']);
     }
 }

/**
* Output, file download
 * Default attachment download; $ download is false when compared to the output file
*/
function file_put_out($file, $download = false)
{
    if (!is_file($file)) {
        show_json('not a file!');
    }
    set_time_limit(0);
    //ob_clean();//Clear until all output buffers
    if (!file_exists($file)) {
        show_json('file not exists', false);
    }
    if (isset($_SERVER['HTTP_RANGE']) && $_SERVER['HTTP_RANGE'] != "" && preg_match("/^bytes=([0-9]+)-\$/i", $_SERVER['HTTP_RANGE'], $match) && $match[1] < $fsize) {
        $start = $match[1];
    } else {
        $start = 0;
    }
    $size = get_filesize($file);
    $mime = get_file_mime(get_path_ext($file));
    if ($download || strstr($mime, 'application/')) {
        //Download or download application is set head
        $filename = get_path_this($file);
        //Download IE resolve when Chinese garbage problem
        if (preg_match('/MSIE/', $_SERVER['HTTP_USER_AGENT']) || preg_match('/Trident/', $_SERVER['HTTP_USER_AGENT'])) {
            if ($GLOBALS['config']['system_os'] != 'windows') {
                //win the host ie browser; Chinese file download urlencode problem
                $filename = str_replace('+', '%20', urlencode($filename));
            }
        }
        header("Content-Type: application/octet-stream");
        header("Content-Disposition: attachment;filename=" . $filename);
    }
    header("Cache-Control: public");
    header("X-Powered-By: kodExplorer.");
    header("Content-Type: " . $mime);
    if ($start > 0) {
        header("HTTP/1.1 206 Partial Content");
        header("Content-Ranges: bytes" . $start . "-" . ($size - 1) . "/" . $size);
        header("Content-Length: " . ($size - $start));
    } else {
        header("Accept-Ranges: bytes");
        header("Content-Length: {$size}");
    }
    $fp = fopen($file, "rb");
    fseek($fp, $start);
    while (!feof($fp)) {
        print fread($fp, 1024 * 8);
        //Output File
        flush();
        ob_flush();
    }
    fclose($fp);
}

/**
 * 文件下载
 */
function file_download($file)
{
    if (file_exists($file)) {
        header("Cache-Control: public");
        header("Content-Type: application/octet-stream");
        header("Content-Disposition: attachment;filename=" . get_path_this($file));
        header("Accept-Ranges: bytes");
        $size = filesize($file);
        //如果有$_SERVER['HTTP_RANGE']参数 断点续传
        if (isset($_SERVER['HTTP_RANGE'])) {
            list($a, $range) = explode("=", $_SERVER['HTTP_RANGE']);
            str_replace($range, "-", $range);
            $size2 = $size - 1;
            //文件总字节数
            $new_length = $size2 - $range;
            //获取下次下载的长度
            header("HTTP/1.1 206 Partial Content");
            header("Content-Length: {$new_length}");
            //输入总长
            header("Content-Range: bytes {$range}{$size2}/{$size}");
        } else {
            //第一次连接
            $size2 = $size - 1;
            header("Content-Range: bytes 0-{$size2}/{$size}");
            //Content-Range: bytes 0-4988927/4988928
            header("Content-Length: " . $size);
            //输出总长
        }
        $fp = fopen($file, "rb");
        fseek($fp, $range);
        while (!feof($fp)) {
            set_time_limit(0);
            print fread($fp, 1024 * 8);
            //输出文件
            flush();
            ob_flush();
        }
        fclose($fp);
        exit;
    }
}

function php_env_check()
{
    $L = $GLOBALS['L'];
    $error = '';
    $base_path = get_path_this(BASIC_PATH) . '/';
    if (!function_exists('iconv')) {
        $error .= '<li>' . $L['php_env_error_iconv'] . '</li>';
    }
    if (!function_exists('mb_convert_encoding')) {
        $error .= '<li>' . $L['php_env_error_mb_string'] . '</li>';
    }
    if (!version_compare(PHP_VERSION, '5.0', '>=')) {
        $error .= '<li>' . $L['php_env_error_version'] . '</li>';
    }
    if (!function_exists('file_get_contents')) {
        $error .= '<li>' . $L['php_env_error_file'] . '</li>';
    }
    if (!path_writable(BASIC_PATH)) {
        $error .= '<li>' . $base_path . '	' . $L['php_env_error_path'] . '</li>';
    }
    if (!path_writable(BASIC_PATH . 'data')) {
        $error .= '<li>' . $base_path . 'data	' . $L['php_env_error_path'] . '</li>';
    }
    $parent = get_path_father(BASIC_PATH);
    $arr_check = array(BASIC_PATH, BASIC_PATH . 'data', BASIC_PATH . 'data/system', BASIC_PATH . 'data/User', BASIC_PATH . 'data/thumb');
    foreach ($arr_check as $value) {
        if (!path_writable($value)) {
            $error .= '<li>' . str_replace($parent, '', $value) . '/	' . $L['php_env_error_path'] . '</li>';
        }
    }
    if (!function_exists('imagecreatefromjpeg') || !function_exists('imagecreatefromgif') || !function_exists('imagecreatefrompng') || !function_exists('imagecolorallocate')) {
        $error .= '<li>' . $L['php_env_error_gd'] . '</li>';
    }
    return $error;
}