/**
* Attempt to get the mime type from a file. This method is horribly
* unreliable, due to PHP being horribly unreliable when it comes to
* determining the mime type of a file.
*
* $mime = File::mime($file);
*
* @param string $filepath file name or path
* @param string $realName The real fileName of the file (without the path)
* @return string mime type on success
* @return FALSE on failure
*/
public static function mime($fileName, $realName)
{
// Get the complete path to the file
$fileName = realpath($fileName);
// Get the extension from the fileName
$extension = strtolower(pathinfo($realName, PATHINFO_EXTENSION));
if (preg_match('/^(?:jpe?g|png|[gt]if|bmp|swf)$/', $extension)) {
// Use getimagesize() to find the mime type on images
$file = getimagesize($fileName);
if (isset($file['mime'])) {
return $file['mime'];
}
}
// First lets try finfo
if (class_exists('finfo')) {
if ($info = new finfo(defined('FILEINFO_MIME_TYPE') ? FILEINFO_MIME_TYPE : FILEINFO_MIME)) {
return $info->file($fileName);
} elseif ($info = new finfo(defined('FILEINFO_MIME_TYPE') ? FILEINFO_MIME_TYPE : FILEINFO_MIME, 'magic')) {
return $info->file($fileName);
}
}
// No finfo, so lets try mime_content_type
if (function_exists('mime_content_type')) {
$mimetype = mime_content_type($fileName);
if ($mimetype) {
return $mimetype;
}
}
// Nothing else has worked,lets try the mimetypes global array
if (!empty($extension)) {
return File::mimeByExt($extension);
}
// Unable to find the mime-type
return false;
}
/**
* Attempt to get the mime type from a file. This method is horribly
* unreliable, due to PHP being horribly unreliable when it comes to
* determining the mime type of a file.
*
* $mime = File::mime($file);
*
* @param string $filename file name or path
* @return string mime type on success
* @return FALSE on failure
*/
public static function mime($filename)
{
// Get the complete path to the file
$filename = realpath($filename);
// Get the extension from the filename
$extension = strtolower(pathinfo($filename, PATHINFO_EXTENSION));
if (preg_match('/^(?:jpe?g|png|[gt]if|bmp|swf)$/', $extension)) {
// Use getimagesize() to find the mime type on images
$file = getimagesize($filename);
if (isset($file['mime'])) {
return $file['mime'];
}
}
if (class_exists('finfo', FALSE)) {
if ($info = new finfo(defined('FILEINFO_MIME_TYPE') ? FILEINFO_MIME_TYPE : FILEINFO_MIME)) {
return $info->file($filename);
}
}
if (ini_get('mime_magic.magicfile') and function_exists('mime_content_type')) {
// The mime_content_type function is only useful with a magic file
return mime_content_type($filename);
}
if (!empty($extension)) {
return File::mimeByExt($extension);
}
// Unable to find the mime-type
return FALSE;
}
