Unzips a specified ZIP file to a location on the filesystem via the WordPress Filesystem Abstraction.

Makes sure that the file that was requested to be edited is allowed to be edited.

Calculates and compares the MD5 of a file to its expected value.

Verifies the contents of a file against its ED25519 signature.

Attempts to edit a file for a theme or plugin.

Initializes and connects the WordPress Filesystem Abstraction classes.

Gets the list of file extensions that are editable in plugins.

Gets the list of file extensions that are editable for a given theme.

Wrapper for _wp_handle_upload().

Wrapper for _wp_handle_upload().