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);
}
/**
* 权限验证；统一入口检验
*/
public function authCheck()
{
if ($GLOBALS['is_root'] == 1) {
return;
}
if (ACT == 'loginSubmit' || ACT == 'checkCode') {
return;
}
if (!array_key_exists(ST, $this->config['role_setting'])) {
return;
} else {
if (!in_array(ACT, $this->config['role_setting'][ST])) {
return;
} else {
//有权限限制的函数
$key = ST . ':' . ACT;
$group = new fileCache($this->config['system_file']['group']);
$GLOBALS['auth'] = $auth = $group->get($this->user['role']);
if ($auth[$key] !== 1) {
show_json($this->L['no_permission'], false);
}
//扩展名限制：新建文件&上传文件&重命名文件&保存文件&zip解压文件
$check_arr = array('mkfile' => $this->in['path'], 'pathRname' => $this->in['rname_to'], 'fileUpload' => $_FILES['file']['name'], 'fileSave' => $this->in['path']);
if (array_key_exists(ACT, $check_arr)) {
$ext = get_path_ext($check_arr[ACT]);
$ext_arr = explode('|', $auth['ext_not_allow']);
if (in_array($ext, $ext_arr)) {
show_json($this->L['no_permission_ext'], false);
}
}
}
}
return;
}
private function path_share()
{
$path_hidden = $this->config['setting_system']['path_hidden'];
$ex_name = explode(',', $path_hidden);
$userShare = init_controller('userShare');
$share_list = $userShare->get();
$list = array('folderlist' => array(), 'filelist' => array(), 'share_list' => $share_list, 'path_type' => "writeable");
foreach ($share_list as $key => $value) {
$value['path'] = $key;
$value['atime'] = '';
$value['ctime'] = '';
$value['mode'] = '';
$value['is_readable'] = 1;
$value['is_writable'] = 1;
$value['exists'] = intval(file_exists(_DIR($share_list[$key]['path'])));
if ($value['type'] == 'file') {
if (in_array($value['name'], $ex_name)) {
continue;
}
$value['ext'] = get_path_ext($share_list[$key]['path']);
$list['filelist'][] = $value;
} else {
if (in_array($value['name'], $ex_name)) {
continue;
}
$list['folderlist'][] = $value;
}
}
return $list;
}
/**
* 输出、文件下载
* 默认以附件方式下载；$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($file, "rb"))) {
exit;
}
fseek($fp, $start);
while (!feof($fp)) {
set_time_limit(0);
print fread($fp, 1024 * 4);
//输出文件
flush();
ob_flush();
}
fclose($fp);
}
public function fileGet()
{
$name = $this->_clear($this->in['filename']);
$filename = $this->share_path . $name;
if (filesize($filename) >= 1024 * 1024 * 20) {
show_json($this->L['edit_too_big'], false);
}
$filecontents = file_get_contents($filename);
//文件内容
$charset = $this->_get_charset($filecontents);
if ($charset != '' || $charset != 'utf-8') {
$filecontents = mb_convert_encoding($filecontents, 'utf-8', $charset);
}
$data = array('ext' => get_path_ext($name), 'name' => iconv_app($name), 'filename' => $name, 'charset' => $charset, 'content' => $filecontents);
show_json($data);
}
/**
* 文件代理输出
*/
function file_proxy_out($file)
{
if (!file_exists($file)) {
show_json('file not exists', false);
}
$mime = get_file_mime(get_path_ext($file));
header("Cache-Control:public");
header("Content-Type:" . $mime);
header("Content-Length: " . filesize($file));
//输出总长
$fp = fopen($file, "rb");
set_time_limit(0);
while (!feof($fp)) {
print fread($fp, 1024 * 8);
//输出文件
flush();
ob_flush();
}
fclose($fp);
exit;
}
/**
* 输出、文件下载
* 默认以附件方式下载；$download为false时则为输出文件
*/
function file_put_out($file, $download = false)
{
if (!is_file($file)) {
print 'not a file!';
}
set_time_limit(0);
//ob_clean();//清除之前所有输出缓冲
if (!file_exists($file)) {
print 'file not exists';
}
if (isset($_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;
}
$size = get_filesize($file);
header("Cache-Control: public");
header("X-Powered-By: HackExplorer.");
if ($download) {
header("Content-Type: application/octet-stream");
$filename = $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=" . $filename);
} else {
$mime = get_file_mime(get_path_ext($file));
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($fp, 1024 * 8);
//输出文件
flush();
ob_flush();
}
fclose($fp);
}
/**
* 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);
}
