What is WordPress Hook: getimagesize_mimes_to_exts
The getimagesize_mimes_to_exts hook is a specific WordPress hook that allows developers to modify the mapping of MIME types to file extensions for use in the getimagesize() function.
Understanding the Hook: getimagesize_mimes_to_exts
The getimagesize_mimes_to_exts hook is located within the getimagesize() function in WordPress. This function is used to determine the size of an image and return the dimensions along with the file type and a height/width attribute.
Hook Parameters (if applicable): getimagesize_mimes_to_exts
The getimagesize_mimes_to_exts hook does not accept any arguments or parameters.
Hook Doesn’t Work: getimagesize_mimes_to_exts
If the getimagesize_mimes_to_exts hook doesn’t work, it may be due to conflicts with other plugins or themes that are also modifying the getimagesize() function. To troubleshoot, try disabling other plugins or themes to see if the issue resolves.
Best Practices & Usage Notes (if applicable): getimagesize_mimes_to_exts
When using the getimagesize_mimes_to_exts hook, it’s important to note that modifying the mapping of MIME types to file extensions can have unintended consequences on the functionality of the getimagesize() function. It’s best to use this hook sparingly and with caution.
Usage Example: getimagesize_mimes_to_exts
“`php
function custom_getimagesize_mimes_to_exts( $mime_to_ext ) {
$mime_to_ext[‘image/jpeg’] = ‘jpg’;
$mime_to_ext[‘image/png’] = ‘png’;
return $mime_to_ext;
}
add_filter( ‘getimagesize_mimes_to_exts’, ‘custom_getimagesize_mimes_to_exts’ );
“`
