Name Type Location Description
filetransfer.test file core/modules/simpletest/tests/filetransfer.test
FileAdminTestCase class core/modules/file/tests/file.test Test file administration page functionality.
user_profile_form function core/modules/user/user.pages.inc Form builder; edit a user account.
file_example.test file modules/examples/file_example/tests/file_example.test Tests for File Example.
FILE_EXISTS_ERROR constant core/includes/file.inc Flag for dealing with existing files: Do nothing and return FALSE.
file_field_insert function core/modules/file/file.field.inc Implements hook_field_insert().
file_field_update function core/modules/file/file.field.inc Implements hook_field_update().
hook_file_transfer function core/modules/file/file.api.php React to a file being downloaded.
user_file_download function core/modules/user/user.module Implements hook_file_download().
file_save_htaccess function core/includes/file.inc Creates a .htaccess file in the given directory.
file_load_multiple function core/includes/file.inc Loads file entities from the database.
file_file_download function core/modules/file/file.module Implements hook_file_download().
file_validate_size function core/includes/file.inc Checks that the file's size is below certain limits.
file_download_page function core/modules/file/file.pages.inc Menu callback; download a single file entity.
drupal_get_profile function core/includes/drupal.inc Gets the name of the currently active installation profile.
FileSaveUploadTest class core/modules/simpletest/tests/file.test Test the file_save_upload() function.
file_example_intro function modules/examples/file_example/file_example.module A simple introduction to the workings of this module.
_views_file_status function core/modules/system/views/system.views.inc
File::createAccess function core/modules/file/file.entity.inc Overrides Entity::createAccess().
file_ajax_progress function core/modules/file/file.module Ajax callback: Retrieves upload progress.
FILE_ACCESS_IGNORE constant core/modules/file/file.module Modules should return this value from hook_file_access() to not affect file access.
file_settings_form function core/modules/file/file.admin.inc Form callback for file settings.
file.mimetypes.inc file core/includes/file.mimetypes.inc Provides mimetype mappings.
hook_file_validate function core/modules/system/system.api.php Check that files meet a given criteria.
FileAccessTestCase class core/modules/file/tests/file.test Tests the file entity access API.
hook_file_download function core/modules/system/system.api.php Control access to private file downloads and specify HTTP headers.
file_displays_load function core/modules/file/file.module Returns a single {file_display} array for the file type.
file_type_get_type function core/modules/file/file.module Returns the file type of the passed file or file type string.
image_file_presave function core/modules/image/image.module Implements hook_file_presave().
file_type_get_name function core/modules/file/file.module Returns the file type name of the passed file or file type string.
file_delete_action function core/modules/file/file.actions.inc Queues a file for deletion.
file_autoload_info function core/modules/file/file.module Implements hook_autoload_info().
file_admin_bar_map function core/modules/file/file.module Implements hook_admin_menu_map().
form_test.file.inc file core/modules/simpletest/tests/form_test.file.inc An include file to test loading it with the form API.
File access rights group core/modules/file/file.module The file access system determines who can do what to which files.
file_entity_access function core/modules/file/file.module Deprecated wrapper function. Determines if a user may perform the given operation on the specified file.
file_view_multiple function core/modules/file/file.module End of "defgroup file_access".
file_build_content function core/modules/file/file.module Builds a structured array representing the file's content.
FILE_EXISTS_RENAME constant core/includes/file.inc Flag for dealing with existing files: Appends number until name is unique.
file_default_scheme function core/includes/file.inc Gets the default file stream implementation.
file_field_is_empty function core/modules/file/file.field.inc Implements hook_field_is_empty().
user_file_predelete function core/modules/user/user.module Implements hook_file_predelete().
file_htaccess_lines function core/includes/file.inc Returns the standard .htaccess lines that Backdrop adds to file directories.
file_unmanaged_copy function core/includes/file.inc Copies a file to a new location without database changes or hook invocation.
file_example.module file modules/examples/file_example/file_example.module Hook implementations for the File Example module.
file_unmanaged_move function core/includes/file.inc Moves a file to a new location without database changes or hook invocation. This is a powerful function that in many ways performs like an advanced version of rename().
file_test_validator function core/modules/simpletest/tests/file.test Helper validator that returns the $errors parameter.
file_munge_filename function core/includes/file.inc Modifies a filename as needed for security purposes.
_file_fields_update function core/modules/file/file.file.inc Update an entity's field values without changing anything on the entity.
file_scan_directory function core/includes/file.inc Finds all files that match a given mask in a given directory.

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