API for handling file uploads and server file management.
View source
<?php
define('FILE_DOWNLOADS_PUBLIC', 1);
define('FILE_DOWNLOADS_PRIVATE', 2);
define('FILE_CREATE_DIRECTORY', 1);
define('FILE_MODIFY_PERMISSIONS', 2);
define('FILE_EXISTS_RENAME', 0);
define('FILE_EXISTS_REPLACE', 1);
define('FILE_EXISTS_ERROR', 2);
define('FILE_STATUS_TEMPORARY', 0);
define('FILE_STATUS_PERMANENT', 1);
function file_create_url($path) {
if (strpos($path, file_directory_path() . '/') === 0) {
$path = trim(substr($path, strlen(file_directory_path())), '\\/');
}
switch (variable_get('file_downloads', FILE_DOWNLOADS_PUBLIC)) {
case FILE_DOWNLOADS_PUBLIC:
return $GLOBALS['base_url'] . '/' . file_directory_path() . '/' . str_replace('\\', '/', $path);
case FILE_DOWNLOADS_PRIVATE:
return url('system/files/' . $path, array(
'absolute' => TRUE,
));
}
}
function file_create_path($dest = 0) {
$file_path = file_directory_path();
if (!$dest) {
return $file_path;
}
if (file_check_location($dest, $file_path)) {
return $dest;
}
else {
if (file_check_location($dest, file_directory_temp())) {
return $dest;
}
else {
if (file_check_location($file_path . '/' . $dest, $file_path)) {
return $file_path . '/' . $dest;
}
}
}
return FALSE;
}
function file_check_directory(&$directory, $mode = 0, $form_item = NULL) {
$directory = rtrim($directory, '/\\');
if (!is_dir($directory)) {
if ($mode & FILE_CREATE_DIRECTORY && @mkdir($directory)) {
drupal_set_message(t('The directory %directory has been created.', array(
'%directory' => $directory,
)));
@chmod($directory, 0775);
}
else {
if ($form_item) {
form_set_error($form_item, t('The directory %directory does not exist.', array(
'%directory' => $directory,
)));
}
return FALSE;
}
}
if (!is_writable($directory)) {
if ($mode & FILE_MODIFY_PERMISSIONS && @chmod($directory, 0775)) {
drupal_set_message(t('The permissions of directory %directory have been changed to make it writable.', array(
'%directory' => $directory,
)));
}
else {
form_set_error($form_item, t('The directory %directory is not writable', array(
'%directory' => $directory,
)));
watchdog('file system', 'The directory %directory is not writable, because it does not have the correct permissions set.', array(
'%directory' => $directory,
), WATCHDOG_ERROR);
return FALSE;
}
}
if (file_directory_path() == $directory || file_directory_temp() == $directory) {
file_create_htaccess($directory, $form_item);
}
return TRUE;
}
function file_create_htaccess($directory, $form_item = NULL, $force_overwrite = FALSE) {
if (!is_file("{$directory}/.htaccess") || $force_overwrite) {
$htaccess_lines = file_htaccess_lines();
if (($fp = fopen("{$directory}/.htaccess", 'w')) && fputs($fp, $htaccess_lines)) {
fclose($fp);
chmod($directory . '/.htaccess', 0664);
}
else {
$variables = array(
'%directory' => $directory,
'!htaccess' => '<br />' . nl2br(check_plain($htaccess_lines)),
);
if ($form_item) {
form_set_error($form_item, t("Security warning: Couldn't write .htaccess file. Please create a .htaccess file in your %directory directory which contains the following lines: <code>!htaccess</code>", $variables));
}
watchdog('security', "Security warning: Couldn't write .htaccess file. Please create a .htaccess file in your %directory directory which contains the following lines: <code>!htaccess</code>", $variables, WATCHDOG_ERROR);
}
}
}
function file_htaccess_lines() {
$lines = <<<EOF
# Turn off all options we don't need.
Options None
Options +FollowSymLinks
# Set the catch-all handler to prevent scripts from being executed.
SetHandler Drupal_Security_Do_Not_Remove_See_SA_2006_006
<Files *>
# Override the handler again if we're run later in the evaluation list.
SetHandler Drupal_Security_Do_Not_Remove_See_SA_2013_003
</Files>
# If we know how to do it safely, disable the PHP engine entirely.
<IfModule mod_php5.c>
php_flag engine off
</IfModule>
# PHP 4, Apache 1.
<IfModule mod_php4.c>
php_flag engine off
</IfModule>
# PHP 4, Apache 2.
<IfModule sapi_apache2.c>
php_flag engine off
</IfModule>
EOF;
return $lines;
}
function file_check_path(&$path) {
if (file_check_directory($path)) {
return '';
}
$filename = basename($path);
$path = dirname($path);
if (file_check_directory($path)) {
return $filename;
}
return FALSE;
}
function file_check_location($source, $directory = '') {
$check = realpath($source);
if ($check) {
$source = $check;
}
else {
$source = realpath(dirname($source)) . '/' . basename($source);
}
$directory = realpath($directory);
if ($directory && strpos($source, $directory) !== 0) {
return 0;
}
return $source;
}
function file_copy(&$source, $dest = 0, $replace = FILE_EXISTS_RENAME) {
$dest = file_create_path($dest);
$directory = $dest;
$basename = file_check_path($directory);
if ($basename === FALSE) {
$source = is_object($source) ? $source->filepath : $source;
drupal_set_message(t('The selected file %file could not be uploaded, because the destination %directory is not properly configured.', array(
'%file' => $source,
'%directory' => $dest,
)), 'error');
watchdog('file system', 'The selected file %file could not be uploaded, because the destination %directory could not be found, or because its permissions do not allow the file to be written.', array(
'%file' => $source,
'%directory' => $dest,
), WATCHDOG_ERROR);
return 0;
}
if (is_object($source)) {
$file = $source;
$source = $file->filepath;
if (!$basename) {
$basename = $file->filename;
}
}
$source = realpath($source);
if (!file_exists($source)) {
drupal_set_message(t('The selected file %file could not be copied, because no file by that name exists. Please check that you supplied the correct filename.', array(
'%file' => $source,
)), 'error');
return 0;
}
$basename = $basename ? $basename : basename($source);
$dest = $directory . '/' . $basename;
if ($source != realpath($dest)) {
if (!($dest = file_destination($dest, $replace))) {
drupal_set_message(t('The selected file %file could not be copied, because a file by that name already exists in the destination.', array(
'%file' => $source,
)), 'error');
return FALSE;
}
if (!@copy($source, $dest)) {
drupal_set_message(t('The selected file %file could not be copied.', array(
'%file' => $source,
)), 'error');
return 0;
}
@chmod($dest, 0664);
}
if (isset($file) && is_object($file)) {
$file->filename = $basename;
$file->filepath = $dest;
$source = $file;
}
else {
$source = $dest;
}
return 1;
}
function file_destination($destination, $replace) {
if (file_exists($destination)) {
switch ($replace) {
case FILE_EXISTS_RENAME:
$basename = basename($destination);
$directory = dirname($destination);
$destination = file_create_filename($basename, $directory);
break;
case FILE_EXISTS_ERROR:
drupal_set_message(t('The selected file %file could not be copied, because a file by that name already exists in the destination.', array(
'%file' => $destination,
)), 'error');
return FALSE;
}
}
return $destination;
}
function file_move(&$source, $dest = 0, $replace = FILE_EXISTS_RENAME) {
$path_original = is_object($source) ? $source->filepath : $source;
if (file_copy($source, $dest, $replace)) {
$path_current = is_object($source) ? $source->filepath : $source;
if ($path_original == $path_current || file_delete($path_original)) {
return 1;
}
drupal_set_message(t('The removal of the original file %file has failed.', array(
'%file' => $path_original,
)), 'error');
}
return 0;
}
function file_munge_filename($filename, $extensions, $alerts = TRUE) {
$original = $filename;
if (!variable_get('allow_insecure_uploads', 0)) {
$filename = str_replace(chr(0), '', $filename);
$whitelist = array_unique(explode(' ', trim($extensions)));
$filename_parts = explode('.', $filename);
$new_filename = array_shift($filename_parts);
$final_extension = array_pop($filename_parts);
foreach ($filename_parts as $filename_part) {
$new_filename .= '.' . $filename_part;
if (!in_array($filename_part, $whitelist) && preg_match("/^[a-zA-Z]{2,5}\\d?\$/", $filename_part)) {
$new_filename .= '_';
}
}
$filename = $new_filename . '.' . $final_extension;
if ($alerts && $original != $filename) {
drupal_set_message(t('For security reasons, your upload has been renamed to %filename.', array(
'%filename' => $filename,
)));
}
}
return $filename;
}
function file_unmunge_filename($filename) {
return str_replace('_.', '.', $filename);
}
function file_create_filename($basename, $directory) {
$dest = $directory . '/' . $basename;
if (file_exists($dest)) {
if ($pos = strrpos($basename, '.')) {
$name = substr($basename, 0, $pos);
$ext = substr($basename, $pos);
}
else {
$name = $basename;
$ext = '';
}
$counter = 0;
do {
$dest = $directory . '/' . $name . '_' . $counter++ . $ext;
} while (file_exists($dest));
}
return $dest;
}
function file_delete($path) {
if (is_file($path)) {
return unlink($path);
}
}
function file_space_used($uid = NULL) {
if (isset($uid)) {
return (int) db_result(db_query('SELECT SUM(filesize) FROM {files} WHERE uid = %d', $uid));
}
return (int) db_result(db_query('SELECT SUM(filesize) FROM {files}'));
}
function file_save_upload($source, $validators = array(), $dest = FALSE, $replace = FILE_EXISTS_RENAME) {
global $user;
static $upload_cache;
$validators['file_validate_name_length'] = array();
if (isset($upload_cache[$source])) {
return $upload_cache[$source];
}
if (isset($_FILES['files']) && $_FILES['files']['name'][$source] && is_uploaded_file($_FILES['files']['tmp_name'][$source])) {
switch ($_FILES['files']['error'][$source]) {
case UPLOAD_ERR_OK:
break;
case UPLOAD_ERR_INI_SIZE:
case UPLOAD_ERR_FORM_SIZE:
drupal_set_message(t('The file %file could not be saved, because it exceeds %maxsize, the maximum allowed size for uploads.', array(
'%file' => $source,
'%maxsize' => format_size(file_upload_max_size()),
)), 'error');
return 0;
case UPLOAD_ERR_PARTIAL:
case UPLOAD_ERR_NO_FILE:
drupal_set_message(t('The file %file could not be saved, because the upload did not complete.', array(
'%file' => $source,
)), 'error');
return 0;
default:
drupal_set_message(t('The file %file could not be saved. An unknown error has occurred.', array(
'%file' => $source,
)), 'error');
return 0;
}
$extensions = '';
foreach ($user->roles as $rid => $name) {
$extensions .= ' ' . variable_get("upload_extensions_{$rid}", variable_get('upload_extensions_default', 'jpg jpeg gif png txt html doc xls pdf ppt pps odt ods odp'));
}
$file = new stdClass();
$file->filename = file_munge_filename(trim(basename($_FILES['files']['name'][$source]), '.'), $extensions);
$file->filepath = $_FILES['files']['tmp_name'][$source];
$file->filemime = file_get_mimetype($file->filename);
if (empty($dest) || file_check_path($dest) === FALSE) {
$dest = file_directory_temp();
}
$file->source = $source;
$file->destination = file_destination(file_create_path($dest . '/' . $file->filename), $replace);
$file->filesize = $_FILES['files']['size'][$source];
$errors = array();
foreach ($validators as $function => $args) {
array_unshift($args, $file);
$args[0] =& $file;
$errors = array_merge($errors, call_user_func_array($function, $args));
}
if (preg_match('/\\.(php|pl|py|cgi|asp|js)$/i', $file->filename) && substr($file->filename, -4) != '.txt') {
$file->filemime = 'text/plain';
$file->filepath .= '.txt';
$file->filename .= '.txt';
$file->filename = file_munge_filename($file->filename, $extensions);
$file->destination = file_destination(file_create_path($dest . '/' . $file->filename), $replace);
}
if (!empty($errors)) {
$message = t('The selected file %name could not be uploaded.', array(
'%name' => $file->filename,
));
if (count($errors) > 1) {
$message .= '<ul><li>' . implode('</li><li>', $errors) . '</li></ul>';
}
else {
$message .= ' ' . array_pop($errors);
}
form_set_error($source, $message);
return 0;
}
$file->filepath = $file->destination;
if (!move_uploaded_file($_FILES['files']['tmp_name'][$source], $file->filepath)) {
form_set_error($source, t('File upload error. Could not move uploaded file.'));
watchdog('file', 'Upload error. Could not move uploaded file %file to destination %destination.', array(
'%file' => $file->filename,
'%destination' => $file->filepath,
));
return 0;
}
$file->uid = $user->uid;
$file->status = FILE_STATUS_TEMPORARY;
$file->timestamp = time();
drupal_write_record('files', $file);
$upload_cache[$source] = $file;
return $file;
}
return 0;
}
function file_validate_name_length($file) {
$errors = array();
if (strlen($file->filename) > 255) {
$errors[] = t('Its name exceeds the 255 characters limit. Please rename the file and try again.');
}
return $errors;
}
function file_validate_extensions($file, $extensions) {
global $user;
$errors = array();
if ($user->uid != 1) {
$regex = '/\\.(' . @ereg_replace(' +', '|', preg_quote($extensions)) . ')$/i';
if (!preg_match($regex, $file->filename)) {
$errors[] = t('Only files with the following extensions are allowed: %files-allowed.', array(
'%files-allowed' => $extensions,
));
}
}
return $errors;
}
function file_validate_size($file, $file_limit = 0, $user_limit = 0) {
global $user;
$errors = array();
if ($user->uid != 1) {
if ($file_limit && $file->filesize > $file_limit) {
$errors[] = t('The file is %filesize exceeding the maximum file size of %maxsize.', array(
'%filesize' => format_size($file->filesize),
'%maxsize' => format_size($file_limit),
));
}
if ($user_limit && file_space_used($user->uid) + $file->filesize > $user_limit) {
$errors[] = t('The file is %filesize which would exceed your disk quota of %quota.', array(
'%filesize' => format_size($file->filesize),
'%quota' => format_size($user_limit),
));
}
}
return $errors;
}
function file_validate_is_image(&$file) {
$errors = array();
$info = image_get_info($file->filepath);
if (!$info || empty($info['extension'])) {
$errors[] = t('Only JPEG, PNG and GIF images are allowed.');
}
return $errors;
}
function file_validate_image_resolution(&$file, $maximum_dimensions = 0, $minimum_dimensions = 0) {
$errors = array();
if ($info = image_get_info($file->filepath)) {
if ($maximum_dimensions) {
list($width, $height) = explode('x', $maximum_dimensions);
if ($info['width'] > $width || $info['height'] > $height) {
if (image_get_toolkit() && image_scale($file->filepath, $file->filepath, $width, $height)) {
drupal_set_message(t('The image was resized to fit within the maximum allowed dimensions of %dimensions pixels.', array(
'%dimensions' => $maximum_dimensions,
)));
clearstatcache();
$info = image_get_info($file->filepath);
$file->filesize = $info['file_size'];
}
else {
$errors[] = t('The image is too large; the maximum dimensions are %dimensions pixels.', array(
'%dimensions' => $maximum_dimensions,
));
}
}
}
if ($minimum_dimensions) {
list($width, $height) = explode('x', $minimum_dimensions);
if ($info['width'] < $width || $info['height'] < $height) {
$errors[] = t('The image is too small; the minimum dimensions are %dimensions pixels.', array(
'%dimensions' => $minimum_dimensions,
));
}
}
}
return $errors;
}
function file_save_data($data, $dest, $replace = FILE_EXISTS_RENAME) {
$temp = file_directory_temp();
$file = tempnam(realpath($temp), 'file');
if (!($fp = fopen($file, 'wb'))) {
drupal_set_message(t('The file could not be created.'), 'error');
return 0;
}
fwrite($fp, $data);
fclose($fp);
if (!file_move($file, $dest, $replace)) {
return 0;
}
return $file;
}
function file_set_status(&$file, $status) {
if (db_query('UPDATE {files} SET status = %d WHERE fid = %d', $status, $file->fid)) {
$file->status = $status;
return TRUE;
}
return FALSE;
}
function file_transfer($source, $headers) {
if (ob_get_level()) {
ob_end_clean();
}
if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') {
drupal_set_header('Cache-Control: private');
drupal_set_header('Pragma: private');
}
foreach ($headers as $header) {
$header = preg_replace('/\\r?\\n(?!\\t| )/', '', $header);
drupal_set_header($header);
}
$source = file_create_path($source);
if ($fd = fopen($source, 'rb')) {
while (!feof($fd)) {
print fread($fd, 1024);
}
fclose($fd);
}
else {
drupal_not_found();
}
exit;
}
function file_download() {
$args = func_get_args();
$filepath = implode('/', $args);
if (isset($_GET['file'])) {
$filepath = $_GET['file'];
}
if (file_exists(file_create_path($filepath))) {
$headers = file_download_headers($filepath);
if (count($headers)) {
file_transfer($filepath, $headers);
}
else {
return drupal_access_denied();
}
}
return drupal_not_found();
}
function file_download_headers($filepath) {
$headers = module_invoke_all('file_download', $filepath);
if (in_array(-1, $headers)) {
$headers = array();
}
return $headers;
}
function file_download_access($filepath) {
return count(file_download_headers($filepath)) > 0;
}
function file_scan_directory($dir, $mask, $nomask = array(
'.',
'..',
'CVS',
), $callback = 0, $recurse = TRUE, $key = 'filename', $min_depth = 0, $depth = 0) {
$key = in_array($key, array(
'filename',
'basename',
'name',
)) ? $key : 'filename';
$files = array();
if (is_dir($dir) && ($handle = opendir($dir))) {
while (FALSE !== ($file = readdir($handle))) {
if (!in_array($file, $nomask) && $file[0] != '.') {
if (is_dir("{$dir}/{$file}") && $recurse) {
$files = array_merge(file_scan_directory("{$dir}/{$file}", $mask, $nomask, $callback, $recurse, $key, $min_depth, $depth + 1), $files);
}
elseif ($depth >= $min_depth && @ereg($mask, $file)) {
$filename = "{$dir}/{$file}";
$basename = basename($file);
$name = substr($basename, 0, strrpos($basename, '.'));
$files[${$key}] = new stdClass();
$files[${$key}]->filename = $filename;
$files[${$key}]->basename = $basename;
$files[${$key}]->name = $name;
if ($callback) {
$callback($filename);
}
}
}
}
closedir($handle);
}
return $files;
}
function file_directory_temp() {
$temporary_directory = variable_get('file_directory_temp', NULL);
if (is_null($temporary_directory)) {
$directories = array();
if (ini_get('upload_tmp_dir')) {
$directories[] = ini_get('upload_tmp_dir');
}
if (substr(PHP_OS, 0, 3) == 'WIN') {
$directories[] = 'c:\\windows\\temp';
$directories[] = 'c:\\winnt\\temp';
$path_delimiter = '\\';
}
else {
$directories[] = '/tmp';
$path_delimiter = '/';
}
foreach ($directories as $directory) {
if (!$temporary_directory && is_dir($directory)) {
$temporary_directory = $directory;
}
}
$temporary_directory = $temporary_directory ? $temporary_directory : file_directory_path() . $path_delimiter . 'tmp';
variable_set('file_directory_temp', $temporary_directory);
}
return $temporary_directory;
}
function file_directory_path() {
return variable_get('file_directory_path', conf_path() . '/files');
}
function file_upload_max_size() {
static $max_size = -1;
if ($max_size < 0) {
$upload_max = parse_size(ini_get('upload_max_filesize'));
$post_max = parse_size(ini_get('post_max_size'));
$max_size = $upload_max < $post_max ? $upload_max : $post_max;
}
return $max_size;
}
function file_get_mimetype($filename, $mapping = NULL) {
if (!is_array($mapping)) {
$mapping = variable_get('mime_extension_mapping', array(
'ez' => 'application/andrew-inset',
'atom' => 'application/atom',
'atomcat' => 'application/atomcat+xml',
'atomsrv' => 'application/atomserv+xml',
'cap|pcap' => 'application/cap',
'cu' => 'application/cu-seeme',
'tsp' => 'application/dsptype',
'spl' => 'application/x-futuresplash',
'hta' => 'application/hta',
'jar' => 'application/java-archive',
'ser' => 'application/java-serialized-object',
'class' => 'application/java-vm',
'hqx' => 'application/mac-binhex40',
'cpt' => 'image/x-corelphotopaint',
'nb' => 'application/mathematica',
'mdb' => 'application/msaccess',
'doc|dot' => 'application/msword',
'bin' => 'application/octet-stream',
'oda' => 'application/oda',
'ogg|ogx' => 'application/ogg',
'pdf' => 'application/pdf',
'key' => 'application/pgp-keys',
'pgp' => 'application/pgp-signature',
'prf' => 'application/pics-rules',
'ps|ai|eps' => 'application/postscript',
'rar' => 'application/rar',
'rdf' => 'application/rdf+xml',
'rss' => 'application/rss+xml',
'rtf' => 'application/rtf',
'smi|smil' => 'application/smil',
'wpd' => 'application/wordperfect',
'wp5' => 'application/wordperfect5.1',
'xhtml|xht' => 'application/xhtml+xml',
'xml|xsl' => 'application/xml',
'zip' => 'application/zip',
'cdy' => 'application/vnd.cinderella',
'kml' => 'application/vnd.google-earth.kml+xml',
'kmz' => 'application/vnd.google-earth.kmz',
'xul' => 'application/vnd.mozilla.xul+xml',
'xls|xlb|xlt' => 'application/vnd.ms-excel',
'cat' => 'application/vnd.ms-pki.seccat',
'stl' => 'application/vnd.ms-pki.stl',
'ppt|pps' => 'application/vnd.ms-powerpoint',
'odc' => 'application/vnd.oasis.opendocument.chart',
'odb' => 'application/vnd.oasis.opendocument.database',
'odf' => 'application/vnd.oasis.opendocument.formula',
'odg' => 'application/vnd.oasis.opendocument.graphics',
'otg' => 'application/vnd.oasis.opendocument.graphics-template',
'odi' => 'application/vnd.oasis.opendocument.image',
'odp' => 'application/vnd.oasis.opendocument.presentation',
'otp' => 'application/vnd.oasis.opendocument.presentation-template',
'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
'ots' => 'application/vnd.oasis.opendocument.spreadsheet-template',
'odt' => 'application/vnd.oasis.opendocument.text',
'odm' => 'application/vnd.oasis.opendocument.text-master',
'ott' => 'application/vnd.oasis.opendocument.text-template',
'oth' => 'application/vnd.oasis.opendocument.text-web',
'docm' => 'application/vnd.ms-word.document.macroEnabled.12',
'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
'dotm' => 'application/vnd.ms-word.template.macroEnabled.12',
'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
'potm' => 'application/vnd.ms-powerpoint.template.macroEnabled.12',
'potx' => 'application/vnd.openxmlformats-officedocument.presentationml.template',
'ppam' => 'application/vnd.ms-powerpoint.addin.macroEnabled.12',
'ppsm' => 'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
'ppsx' => 'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
'pptm' => 'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
'xlam' => 'application/vnd.ms-excel.addin.macroEnabled.12',
'xlsb' => 'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
'xlsm' => 'application/vnd.ms-excel.sheet.macroEnabled.12',
'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
'xltm' => 'application/vnd.ms-excel.template.macroEnabled.12',
'xltx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
'cod' => 'application/vnd.rim.cod',
'mmf' => 'application/vnd.smaf',
'sdc' => 'application/vnd.stardivision.calc',
'sds' => 'application/vnd.stardivision.chart',
'sda' => 'application/vnd.stardivision.draw',
'sdd' => 'application/vnd.stardivision.impress',
'sdf' => 'application/vnd.stardivision.math',
'sdw' => 'application/vnd.stardivision.writer',
'sgl' => 'application/vnd.stardivision.writer-global',
'sxc' => 'application/vnd.sun.xml.calc',
'stc' => 'application/vnd.sun.xml.calc.template',
'sxd' => 'application/vnd.sun.xml.draw',
'std' => 'application/vnd.sun.xml.draw.template',
'sxi' => 'application/vnd.sun.xml.impress',
'sti' => 'application/vnd.sun.xml.impress.template',
'sxm' => 'application/vnd.sun.xml.math',
'sxw' => 'application/vnd.sun.xml.writer',
'sxg' => 'application/vnd.sun.xml.writer.global',
'stw' => 'application/vnd.sun.xml.writer.template',
'sis' => 'application/vnd.symbian.install',
'vsd' => 'application/vnd.visio',
'wbxml' => 'application/vnd.wap.wbxml',
'wmlc' => 'application/vnd.wap.wmlc',
'wmlsc' => 'application/vnd.wap.wmlscriptc',
'wk' => 'application/x-123',
'7z' => 'application/x-7z-compressed',
'abw' => 'application/x-abiword',
'dmg' => 'application/x-apple-diskimage',
'bcpio' => 'application/x-bcpio',
'torrent' => 'application/x-bittorrent',
'cab' => 'application/x-cab',
'cbr' => 'application/x-cbr',
'cbz' => 'application/x-cbz',
'cdf' => 'application/x-cdf',
'vcd' => 'application/x-cdlink',
'pgn' => 'application/x-chess-pgn',
'cpio' => 'application/x-cpio',
'csh' => 'text/x-csh',
'deb|udeb' => 'application/x-debian-package',
'dcr|dir|dxr' => 'application/x-director',
'dms' => 'application/x-dms',
'wad' => 'application/x-doom',
'dvi' => 'application/x-dvi',
'rhtml' => 'application/x-httpd-eruby',
'flac' => 'application/x-flac',
'pfa|pfb|gsf|pcf|pcf.Z' => 'application/x-font',
'mm' => 'application/x-freemind',
'gnumeric' => 'application/x-gnumeric',
'sgf' => 'application/x-go-sgf',
'gcf' => 'application/x-graphing-calculator',
'gtar|tgz|taz' => 'application/x-gtar',
'hdf' => 'application/x-hdf',
'phtml|pht|php' => 'application/x-httpd-php',
'phps' => 'application/x-httpd-php-source',
'php3' => 'application/x-httpd-php3',
'php3p' => 'application/x-httpd-php3-preprocessed',
'php4' => 'application/x-httpd-php4',
'ica' => 'application/x-ica',
'ins|isp' => 'application/x-internet-signup',
'iii' => 'application/x-iphone',
'iso' => 'application/x-iso9660-image',
'jnlp' => 'application/x-java-jnlp-file',
'js' => 'application/x-javascript',
'jmz' => 'application/x-jmol',
'chrt' => 'application/x-kchart',
'kil' => 'application/x-killustrator',
'skp|skd|skt|skm' => 'application/x-koan',
'kpr|kpt' => 'application/x-kpresenter',
'ksp' => 'application/x-kspread',
'kwd|kwt' => 'application/x-kword',
'latex' => 'application/x-latex',
'lha' => 'application/x-lha',
'lyx' => 'application/x-lyx',
'lzh' => 'application/x-lzh',
'lzx' => 'application/x-lzx',
'frm|maker|frame|fm|fb|book|fbdoc' => 'application/x-maker',
'mif' => 'application/x-mif',
'wmd' => 'application/x-ms-wmd',
'wmz' => 'application/x-ms-wmz',
'com|exe|bat|dll' => 'application/x-msdos-program',
'msi' => 'application/x-msi',
'nc' => 'application/x-netcdf',
'pac' => 'application/x-ns-proxy-autoconfig',
'nwc' => 'application/x-nwc',
'o' => 'application/x-object',
'oza' => 'application/x-oz-application',
'p7r' => 'application/x-pkcs7-certreqresp',
'crl' => 'application/x-pkcs7-crl',
'pyc|pyo' => 'application/x-python-code',
'qtl' => 'application/x-quicktimeplayer',
'rpm' => 'application/x-redhat-package-manager',
'sh' => 'text/x-sh',
'shar' => 'application/x-shar',
'swf|swfl' => 'application/x-shockwave-flash',
'sit|sitx' => 'application/x-stuffit',
'sv4cpio' => 'application/x-sv4cpio',
'sv4crc' => 'application/x-sv4crc',
'tar' => 'application/x-tar',
'tcl' => 'application/x-tcl',
'gf' => 'application/x-tex-gf',
'pk' => 'application/x-tex-pk',
'texinfo|texi' => 'application/x-texinfo',
'~|%|bak|old|sik' => 'application/x-trash',
't|tr|roff' => 'application/x-troff',
'man' => 'application/x-troff-man',
'me' => 'application/x-troff-me',
'ms' => 'application/x-troff-ms',
'ustar' => 'application/x-ustar',
'src' => 'application/x-wais-source',
'wz' => 'application/x-wingz',
'crt' => 'application/x-x509-ca-cert',
'xcf' => 'application/x-xcf',
'fig' => 'application/x-xfig',
'xpi' => 'application/x-xpinstall',
'au|snd' => 'audio/basic',
'mid|midi|kar' => 'audio/midi',
'mpga|mpega|mp2|mp3|m4a' => 'audio/mpeg',
'f4a|f4b' => 'audio/mp4',
'm3u' => 'audio/x-mpegurl',
'oga|spx' => 'audio/ogg',
'sid' => 'audio/prs.sid',
'aif|aiff|aifc' => 'audio/x-aiff',
'gsm' => 'audio/x-gsm',
'wma' => 'audio/x-ms-wma',
'wax' => 'audio/x-ms-wax',
'ra|rm|ram' => 'audio/x-pn-realaudio',
'ra' => 'audio/x-realaudio',
'pls' => 'audio/x-scpls',
'sd2' => 'audio/x-sd2',
'wav' => 'audio/x-wav',
'alc' => 'chemical/x-alchemy',
'cac|cache' => 'chemical/x-cache',
'csf' => 'chemical/x-cache-csf',
'cbin|cascii|ctab' => 'chemical/x-cactvs-binary',
'cdx' => 'chemical/x-cdx',
'cer' => 'chemical/x-cerius',
'c3d' => 'chemical/x-chem3d',
'chm' => 'chemical/x-chemdraw',
'cif' => 'chemical/x-cif',
'cmdf' => 'chemical/x-cmdf',
'cml' => 'chemical/x-cml',
'cpa' => 'chemical/x-compass',
'bsd' => 'chemical/x-crossfire',
'csml|csm' => 'chemical/x-csml',
'ctx' => 'chemical/x-ctx',
'cxf|cef' => 'chemical/x-cxf',
'emb|embl' => 'chemical/x-embl-dl-nucleotide',
'spc' => 'chemical/x-galactic-spc',
'inp|gam|gamin' => 'chemical/x-gamess-input',
'fch|fchk' => 'chemical/x-gaussian-checkpoint',
'cub' => 'chemical/x-gaussian-cube',
'gau|gjc|gjf' => 'chemical/x-gaussian-input',
'gal' => 'chemical/x-gaussian-log',
'gcg' => 'chemical/x-gcg8-sequence',
'gen' => 'chemical/x-genbank',
'hin' => 'chemical/x-hin',
'istr|ist' => 'chemical/x-isostar',
'jdx|dx' => 'chemical/x-jcamp-dx',
'kin' => 'chemical/x-kinemage',
'mcm' => 'chemical/x-macmolecule',
'mmd|mmod' => 'chemical/x-macromodel-input',
'mol' => 'chemical/x-mdl-molfile',
'rd' => 'chemical/x-mdl-rdfile',
'rxn' => 'chemical/x-mdl-rxnfile',
'sd|sdf' => 'chemical/x-mdl-sdfile',
'tgf' => 'chemical/x-mdl-tgf',
'mcif' => 'chemical/x-mmcif',
'mol2' => 'chemical/x-mol2',
'b' => 'chemical/x-molconn-Z',
'gpt' => 'chemical/x-mopac-graph',
'mop|mopcrt|mpc|dat|zmt' => 'chemical/x-mopac-input',
'moo' => 'chemical/x-mopac-out',
'mvb' => 'chemical/x-mopac-vib',
'asn' => 'chemical/x-ncbi-asn1-spec',
'prt|ent' => 'chemical/x-ncbi-asn1-ascii',
'val|aso' => 'chemical/x-ncbi-asn1-binary',
'pdb|ent' => 'chemical/x-pdb',
'ros' => 'chemical/x-rosdal',
'sw' => 'chemical/x-swissprot',
'vms' => 'chemical/x-vamas-iso14976',
'vmd' => 'chemical/x-vmd',
'xtel' => 'chemical/x-xtel',
'xyz' => 'chemical/x-xyz',
'gif' => 'image/gif',
'ief' => 'image/ief',
'jpeg|jpg|jpe' => 'image/jpeg',
'pcx' => 'image/pcx',
'png' => 'image/png',
'svg|svgz' => 'image/svg+xml',
'tiff|tif' => 'image/tiff',
'djvu|djv' => 'image/vnd.djvu',
'wbmp' => 'image/vnd.wap.wbmp',
'ras' => 'image/x-cmu-raster',
'cdr' => 'image/x-coreldraw',
'pat' => 'image/x-coreldrawpattern',
'cdt' => 'image/x-coreldrawtemplate',
'ico' => 'image/x-icon',
'art' => 'image/x-jg',
'jng' => 'image/x-jng',
'bmp' => 'image/x-ms-bmp',
'psd' => 'image/x-photoshop',
'pnm' => 'image/x-portable-anymap',
'pbm' => 'image/x-portable-bitmap',
'pgm' => 'image/x-portable-graymap',
'ppm' => 'image/x-portable-pixmap',
'rgb' => 'image/x-rgb',
'xbm' => 'image/x-xbitmap',
'xpm' => 'image/x-xpixmap',
'xwd' => 'image/x-xwindowdump',
'eml' => 'message/rfc822',
'igs|iges' => 'model/iges',
'msh|mesh|silo' => 'model/mesh',
'wrl|vrml' => 'model/vrml',
'ics|icz' => 'text/calendar',
'css' => 'text/css',
'csv' => 'text/csv',
'323' => 'text/h323',
'html|htm|shtml' => 'text/html',
'uls' => 'text/iuls',
'mml' => 'text/mathml',
'asc|txt|text|pot' => 'text/plain',
'rtx' => 'text/richtext',
'sct|wsc' => 'text/scriptlet',
'tm|ts' => 'text/texmacs',
'tsv' => 'text/tab-separated-values',
'jad' => 'text/vnd.sun.j2me.app-descriptor',
'wml' => 'text/vnd.wap.wml',
'wmls' => 'text/vnd.wap.wmlscript',
'bib' => 'text/x-bibtex',
'boo' => 'text/x-boo',
'h++|hpp|hxx|hh' => 'text/x-c++hdr',
'c++|cpp|cxx|cc' => 'text/x-c++src',
'h' => 'text/x-chdr',
'htc' => 'text/x-component',
'c' => 'text/x-csrc',
'd' => 'text/x-dsrc',
'diff|patch' => 'text/x-diff',
'hs' => 'text/x-haskell',
'java' => 'text/x-java',
'lhs' => 'text/x-literate-haskell',
'moc' => 'text/x-moc',
'p|pas' => 'text/x-pascal',
'gcd' => 'text/x-pcs-gcd',
'pl|pm' => 'text/x-perl',
'py' => 'text/x-python',
'etx' => 'text/x-setext',
'tcl|tk' => 'text/x-tcl',
'tex|ltx|sty|cls' => 'text/x-tex',
'vcs' => 'text/x-vcalendar',
'vcf' => 'text/x-vcard',
'3gp' => 'video/3gpp',
'dl' => 'video/dl',
'dif|dv' => 'video/dv',
'fli' => 'video/fli',
'gl' => 'video/gl',
'mpeg|mpg|mpe' => 'video/mpeg',
'mp4|f4v|f4p' => 'video/mp4',
'flv' => 'video/x-flv',
'ogv' => 'video/ogg',
'qt|mov' => 'video/quicktime',
'mxu' => 'video/vnd.mpegurl',
'lsf|lsx' => 'video/x-la-asf',
'mng' => 'video/x-mng',
'asf|asx' => 'video/x-ms-asf',
'wm' => 'video/x-ms-wm',
'wmv' => 'video/x-ms-wmv',
'wmx' => 'video/x-ms-wmx',
'wvx' => 'video/x-ms-wvx',
'avi' => 'video/x-msvideo',
'movie' => 'video/x-sgi-movie',
'ice' => 'x-conference/x-cooltalk',
'sisx' => 'x-epoc/x-sisx-app',
'vrm|vrml|wrl' => 'x-world/x-vrml',
'xps' => 'application/vnd.ms-xpsdocument',
));
}
foreach ($mapping as $ext_preg => $mime_match) {
if (preg_match('!\\.(' . $ext_preg . ')$!i', $filename)) {
return $mime_match;
}
}
return 'application/octet-stream';
}