Overview

Filesystem helpers for uploads, file editing, and WordPress file operations.

Functions

• get_file_description() — Filesystem API: Top-level functionality
• get_home_path() — Gets the absolute filesystem path to the root of the WordPress installation.
• list_files() — Returns a listing of all files in the specified folder and all subdirectories up to 100 levels deep.
• wp_get_plugin_file_editable_extensions() — Gets the list of file extensions that are editable in plugins.
• wp_get_theme_file_editable_extensions() — Filters the list of file types allowed for editing in the plugin file editor.
• wp_print_file_editor_templates() — Filters the list of file types allowed for editing in the theme file editor.
• wp_edit_theme_plugin_file() — Attempts to edit a file for a theme or plugin.
• wp_tempnam() — This filter is documented in wp-includes/class-wp-http-streams.php */
• validate_file_to_edit() — Makes sure that the file that was requested to be edited is allowed to be edited.
• wp_handle_upload() — Filters the data for a file before it is uploaded to WordPress.
• wp_handle_sideload() — Wrapper for _wp_handle_upload().
• download_url() — Downloads a URL to a local temporary file using the WordPress HTTP API.
• verify_file_md5() — Filters the maximum error response body size in download_url().
• verify_file_signature() — Verifies the contents of a file against its ED25519 signature.
• wp_trusted_keys() — Retrieves the list of signing keys trusted by WordPress.
• wp_zip_file_is_valid() — Filters the valid signing keys used to verify the contents of files.
• unzip_file() — This filter is documented in wp-admin/includes/file.php */
• copy_dir() — This filter is documented in src/wp-admin/includes/file.php */
• move_dir() — Moves a directory from one location to another.
• WP_Filesystem() — Initializes and connects the WordPress Filesystem Abstraction classes.
• get_filesystem_method() — Filters the path for a specific filesystem method class file.
• request_filesystem_credentials() — Filters the filesystem method to use.
• wp_print_request_filesystem_credentials_modal() — Filters the filesystem credentials.
• wp_opcache_invalidate() — Attempts to clear the opcode cache for an individual PHP file.
• wp_opcache_invalidate_directory() — Filters whether to invalidate a file from the opcode cache.