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Title Object type File name Summary
hook_js_settings_alter function core/lib/Drupal/Core/Render/theme.api.php Perform necessary alterations to the JavaScript settings (drupalSettings).
hook_js_settings_build function core/lib/Drupal/Core/Render/theme.api.php Modify the JavaScript settings (drupalSettings).
hook_language_fallback_candidates_alter function core/modules/language/language.api.php Allow modules to alter the language fallback candidates.
hook_language_fallback_candidates_OPERATION_alter function core/modules/language/language.api.php Allow modules to alter the fallback candidates for specific operations.
hook_language_negotiation_info_alter function core/modules/language/language.api.php Perform alterations on language negotiation methods.
hook_language_switch_links_alter function core/lib/Drupal/Core/Language/language.api.php Perform alterations on language switcher links.
hook_language_types_info function core/modules/language/language.api.php Define language types.
hook_language_types_info_alter function core/modules/language/language.api.php Perform alterations on language types.
hook_layout_alter function core/core.api.php Allow modules to alter layout plugin definitions.
hook_library_info_alter function core/lib/Drupal/Core/Render/theme.api.php Alter libraries provided by an extension.
hook_library_info_build function core/lib/Drupal/Core/Render/theme.api.php Add dynamic library definitions.
hook_link_alter function core/lib/Drupal/Core/Utility/link.api.php Alter the parameters for links.
hook_loader_test.info.yml file core/modules/system/tests/modules/HookLoader/hook_loader_test/hook_loader_test.info.yml core/modules/system/tests/modules/HookLoader/hook_loader_test/hook_loader_test.info.yml
hook_locale_translation_projects_alter function core/modules/locale/locale.api.php Alter the list of projects to be updated by locale's interface translation.
hook_local_tasks_alter function core/lib/Drupal/Core/Menu/menu.api.php Alter local tasks plugins.
hook_mail function core/core.api.php Prepares a message based on parameters.
hook_mail_alter function core/core.api.php Alter an email message created with MailManagerInterface->mail().
hook_mail_backend_info_alter function core/core.api.php Alter the list of mail backend plugin definitions.
hook_media_source_info_alter function core/modules/media/media.api.php Alters the information provided in \Drupal\media\Annotation\MediaSource.
hook_menu_links_discovered_alter function core/lib/Drupal/Core/Menu/menu.api.php Alters all the menu links discovered by the menu link plugin manager.
hook_menu_local_actions_alter function core/lib/Drupal/Core/Menu/menu.api.php Alter local actions plugins.
hook_menu_local_tasks_alter function core/lib/Drupal/Core/Menu/menu.api.php Alter local tasks displayed on the page before they are rendered.
hook_migrate_MIGRATION_ID_prepare_row function core/modules/migrate/migrate.api.php Allows adding data to a row for a migration with the specified ID.
hook_migrate_prepare_row function core/modules/migrate/migrate.api.php Allows adding data to a row before processing it.
hook_migration_plugins_alter function core/modules/migrate/migrate.api.php Allows altering the list of discovered migration plugins.
hook_modules_installed function core/lib/Drupal/Core/Extension/module.api.php Perform necessary actions after modules are installed.
hook_modules_uninstalled function core/lib/Drupal/Core/Extension/module.api.php Perform necessary actions after modules are uninstalled.
hook_module_implements_alter function core/lib/Drupal/Core/Extension/module.api.php Alter the registry of modules implementing a hook.
hook_module_preinstall function core/lib/Drupal/Core/Extension/module.api.php Perform necessary actions before a module is installed.
hook_module_preuninstall function core/lib/Drupal/Core/Extension/module.api.php Perform necessary actions before a module is uninstalled.
hook_navigation_content_top function core/modules/navigation/navigation.api.php Provide content for Navigation content_top section.
hook_navigation_content_top_alter function core/modules/navigation/navigation.api.php Alter replacement values for placeholder tokens.
hook_navigation_defaults function core/modules/navigation/navigation.api.php Provides default content for the Navigation bar.
hook_navigation_menu_link_tree_alter function core/modules/navigation/navigation.api.php Alter the content of a given Navigation menu link tree.
hook_node_access_records function core/modules/node/node.api.php Set permissions for a node to be written to the database.
hook_node_access_records_alter function core/modules/node/node.api.php Alter permissions for a node before it is written to the database.
hook_node_grants function core/modules/node/node.api.php Inform the node access system what permissions the user has.
hook_node_grants_alter function core/modules/node/node.api.php Alter user access rules when trying to view, edit or delete a node.
hook_node_links_alter function core/modules/node/node.api.php Alter the links of a node.
hook_node_search_ranking function core/modules/node/node.api.php Provide additional methods of scoring for core search results for nodes.
hook_node_search_result function core/modules/node/node.api.php Act on a node being displayed as a search result.
hook_node_update_index function core/modules/node/node.api.php Act on a node being indexed for searching.
hook_oembed_resource_url_alter function core/modules/media/media.api.php Alters an oEmbed resource URL before it is fetched.
hook_options_list_alter function core/modules/options/options.api.php Alters the list of options to be displayed for a field.
hook_page_attachments function core/lib/Drupal/Core/Render/theme.api.php Add attachments (typically assets) to a page before it is rendered.
hook_page_attachments_alter function core/lib/Drupal/Core/Render/theme.api.php Alter attachments (typically assets) to a page before it is rendered.
hook_page_bottom function core/lib/Drupal/Core/Render/theme.api.php Add a renderable array to the bottom of the page.
hook_page_top function core/lib/Drupal/Core/Render/theme.api.php Add a renderable array to the top of the page.
hook_plugin_filter_TYPE_alter function core/lib/Drupal/Core/Plugin/plugin.api.php Alter the filtering of plugin definitions for a specific plugin type.
hook_plugin_filter_TYPE__CONSUMER_alter function core/lib/Drupal/Core/Plugin/plugin.api.php Alter the filtering of plugin definitions for a specific type and consumer.

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