1 stream_wrappers.inc | static BackdropLocalStreamWrapper::getMimeType($uri, $mapping = NULL) |
Base implementation of getMimeType().
Overrides BackdropStreamWrapperInterface::getMimeType
File
- core/
includes/ stream_wrappers.inc, line 309 - Backdrop stream wrapper interface.
Class
- BackdropLocalStreamWrapper
- Backdrop stream wrapper base class for local files.
Code
static function getMimeType($uri, $mapping = NULL) {
if (!isset($mapping)) {
// The default file map, defined in file.mimetypes.inc is quite big.
// We only load it when necessary.
include_once BACKDROP_ROOT . '/core/includes/file.mimetypes.inc';
$mapping = file_mimetype_mapping();
}
$extension = '';
$file_parts = explode('.', backdrop_basename($uri));
// Remove the first part: a full filename should not match an extension.
array_shift($file_parts);
// Iterate over the file parts, trying to find a match.
// For my.awesome.image.jpeg, we try:
// - jpeg
// - image.jpeg, and
// - awesome.image.jpeg
while ($additional_part = array_pop($file_parts)) {
$extension = strtolower($additional_part . ($extension ? '.' . $extension : ''));
if (isset($mapping['extensions'][$extension])) {
return $mapping['mimetypes'][$mapping['extensions'][$extension]];
}
}
return 'application/octet-stream';
}