Example: Files

This example demonstrates how to use the file API and the stream wrappers.

The File example module is part of the Examples for Developers project. You can download and experiment with this code at the Examples for Developers project page.

See File module public API functions and File Interface.

Parent topics

File

modules/examples/file_example/file_example.module, line 7

Hook implementations for the File Example module.

Functions

Name	Location	Description
file_example_autoload_info	modules/examples/file_example/file_example.module	Implements hook_autoload_info().
file_example_check_directory_submit	modules/examples/file_example/file_example.module	Submit handler to test directory existence.
file_example_create_directory_submit	modules/examples/file_example/file_example.module	Submit handler for directory creation.
file_example_delete_directory_submit	modules/examples/file_example/file_example.module	Submit handler for directory deletion.
file_example_delete_submit	modules/examples/file_example/file_example.module	Submit handler to delete a file.
file_example_file_check_exists_submit	modules/examples/file_example/file_example.module	Submit handler to check existence of a file.
file_example_get_managed_file	modules/examples/file_example/file_example.module	Utility function to check for and return a managed file.
file_example_intro	modules/examples/file_example/file_example.module	A simple introduction to the workings of this module.
file_example_managed_write_submit	modules/examples/file_example/file_example.module	Submit handler to write a managed file.
file_example_menu	modules/examples/file_example/file_example.module	Implements hook_menu().
file_example_permission	modules/examples/file_example/file_example.module	Implements hook_permission().
file_example_readwrite	modules/examples/file_example/file_example.module	Form builder function.
file_example_read_submit	modules/examples/file_example/file_example.module	Submit handler for reading a stream wrapper.
file_example_session_contents	modules/examples/file_example/file_example.module	Show the contents of a session file.
file_example_show_session_contents_submit	modules/examples/file_example/file_example.module	Utility submit function to show the contents of $_SESSION.
file_example_stream_wrappers	modules/examples/file_example/file_example.module	Implements hook_stream_wrappers().
file_example_unmanaged_php_submit	modules/examples/file_example/file_example.module	Submit handler to write an unmanaged file using plain PHP functions.
file_example_unmanaged_write_submit	modules/examples/file_example/file_example.module	Submit handler to write an unmanaged file.

Classes

Name	Location	Description
FileExampleSessionStreamWrapper	modules/examples/file_example/file_example_session_streams.inc	Example stream wrapper class to handle session:// streams.
FileExampleTest	modules/examples/file_example/tests/file_example.test	Functional tests for the File Example module.