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Title Object type File name Summary
drupal_get_schema_versions function core/includes/schema.inc Returns an array of available schema versions for a module.
drupal_get_updaters function core/includes/common.inc Assembles the Drupal Updater registry.
drupal_get_user_timezone function core/includes/bootstrap.inc Returns the time zone of the current user.
drupal_http_header_attributes function core/includes/common.inc Formats an attribute string for an HTTP header.
drupal_installation_attempted function core/includes/bootstrap.inc Returns TRUE if a Drupal installation is currently being attempted.
drupal_install_config_directories function core/includes/install.inc Creates the config directory and ensures it is operational.
drupal_install_fix_file function core/includes/install.inc Attempts to fix file permissions.
drupal_install_mkdir function core/includes/install.inc Creates a directory with the specified permissions.
drupal_install_profile_distribution_name function core/includes/install.inc Loads the installation profile, extracting its defined distribution name.
drupal_install_profile_distribution_version function core/includes/install.inc Loads the installation profile, extracting its defined version.
drupal_install_schema function core/includes/schema.inc Creates all tables defined in a module's hook_schema().
drupal_install_system function core/includes/install.inc Installs the system module.
drupal_js_defaults function core/includes/common.inc Constructs an array of the defaults that are used for JavaScript assets.
drupal_load_updates function core/includes/install.inc Loads .install files for installed modules to initialize the update system.
drupal_maintenance_theme function core/includes/bootstrap.inc Enables use of the theme system without requiring database access.
drupal_migrate_post_update_clear_migrate_field_plugin_cache function core/modules/migrate_drupal/migrate_drupal.post_update.php Force MigrateField plugin definitions to be cleared.
DRUPAL_MINIMUM_PHP constant core/includes/bootstrap.inc Minimum allowed version of PHP.
DRUPAL_MINIMUM_PHP_MEMORY_LIMIT constant core/includes/bootstrap.inc Minimum recommended value of PHP memory_limit.
DRUPAL_MINIMUM_SUPPORTED_PHP constant core/includes/bootstrap.inc Minimum supported version of PHP.
drupal_mkdir function core/includes/file.inc Creates a directory, optionally creating missing components in the path to
the directory.
drupal_move_uploaded_file function core/includes/file.inc Moves an uploaded file to a new location.
DRUPAL_OPTIONAL constant core/modules/system/system.module Optional option on forms and settings
drupal_phpunit_contrib_extension_directory_roots function core/tests/bootstrap.php Returns directories under which contributed extensions may exist.
drupal_phpunit_find_extension_directories function core/tests/bootstrap.php Finds all valid extension directories recursively within a given directory.
drupal_phpunit_get_extension_namespaces function core/tests/bootstrap.php Registers the namespace for each extension directory with the autoloader.
drupal_phpunit_populate_class_loader function core/tests/bootstrap.php Populate class loader with additional namespaces for tests.
DRUPAL_PHP_FUNCTION_PATTERN constant core/includes/bootstrap.inc Regular expression to match PHP function names.
drupal_placeholder function core/includes/bootstrap.inc Formats text for emphasized display in a placeholder inside a sentence.
drupal_pre_render_link function core/includes/common.inc Pre-render callback: Renders a link into #markup.
drupal_pre_render_links function core/includes/common.inc Pre-render callback: Collects child links into a single array.
drupal_process_states function core/includes/common.inc Adds JavaScript to change the state of an element based on another element.
drupal_realpath function core/includes/file.inc Resolves the absolute filepath of a local URI or filepath.
drupal_rebuild function core/includes/utility.inc Rebuilds all caches even when Drupal itself does not work.
DRUPAL_RECOMMENDED_PHP constant core/includes/bootstrap.inc Minimum recommended version of PHP.
drupal_register_shutdown_function function core/includes/bootstrap.inc Registers a function for execution on shutdown.
drupal_render function core/includes/common.inc Renders HTML given a structured array tree.
drupal_render_children function core/includes/common.inc Renders children of an element and concatenates them.
drupal_render_root function core/includes/common.inc Renders final HTML given a structured array tree.
DRUPAL_REQUIRED constant core/modules/system/system.module Required option on forms and settings
drupal_required_modules function core/includes/module.inc Returns an array of modules required by core.
drupal_requirements_severity function core/includes/install.inc Extracts the highest severity from the requirements array.
drupal_requirements_url function core/includes/install.inc Returns a URL for proceeding to the next page after a requirements problem.
drupal_rewrite_settings function core/includes/install.inc Replaces values in settings.php with values in the submitted array.
drupal_rmdir function core/includes/file.inc Removes a directory.
DRUPAL_ROOT constant core/includes/bootstrap.inc Defines the root directory of the Drupal installation.
drupal_schema_get_field_value function core/includes/schema.inc Typecasts values to proper data types.
drupal_set_installed_schema_version function core/includes/schema.inc Updates the installed version information for a module.
drupal_set_message function core/includes/bootstrap.inc Sets a message to display to the user.
drupal_set_time_limit function core/includes/common.inc Attempts to set the PHP maximum execution time.
drupal_static function core/includes/bootstrap.inc Provides central static variable storage.

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