Functions - 7.x - drupal

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Title Deprecated File name Summary Direct uses Strings
hook_multilingual_settings_changed modules/locale/locale.api.php Allow modules to react to language settings changes.
hook_node_access modules/node/node.api.php Control access to a node.
hook_node_access_records modules/node/node.api.php Set permissions for a node to be written to the database.
hook_node_access_records_alter modules/node/node.api.php Alter permissions for a node before it is written to the database.
hook_node_delete modules/node/node.api.php Respond to node deletion.
hook_node_grants modules/node/node.api.php Inform the node access system what permissions the user has.
hook_node_grants_alter modules/node/node.api.php Alter user access rules when trying to view, edit or delete a node.
hook_node_info modules/node/node.api.php Define module-provided node types.
hook_node_insert modules/node/node.api.php Respond to creation of a new node.
hook_node_load modules/node/node.api.php Act on arbitrary nodes being loaded from the database.
hook_node_operations modules/node/node.api.php Add mass node operations.
hook_node_prepare modules/node/node.api.php Act on a node object about to be shown on the add/edit form.
hook_node_presave modules/node/node.api.php Act on a node being inserted or updated.
hook_node_revision_delete modules/node/node.api.php Respond to deletion of a node revision.
hook_node_search_result modules/node/node.api.php Act on a node being displayed as a search result.
hook_node_submit modules/node/node.api.php Act on a node after validated form values have been copied to it.
hook_node_type_delete modules/node/node.api.php Respond to node type deletion.
hook_node_type_insert modules/node/node.api.php Respond to node type creation.
hook_node_type_update modules/node/node.api.php Respond to node type updates.
hook_node_update modules/node/node.api.php Respond to updates to a node.
hook_node_update_index modules/node/node.api.php Act on a node being indexed for searching.
hook_node_validate modules/node/node.api.php Perform node validation before a node is created or updated.
hook_node_view modules/node/node.api.php Act on a node that is being assembled before rendering.
hook_node_view_alter modules/node/node.api.php Alter the results of node_view().
hook_openid modules/openid/openid.api.php Allow modules to modify the OpenID request parameters.
hook_openid_discovery_method_info modules/openid/openid.api.php Allow modules to declare OpenID discovery methods.
hook_openid_discovery_method_info_alter modules/openid/openid.api.php Allow modules to alter discovery methods.
hook_openid_normalization_method_info modules/openid/openid.api.php Allow modules to declare OpenID normalization methods.
hook_openid_normalization_method_info_alter modules/openid/openid.api.php Allow modules to alter normalization methods.
hook_openid_response modules/openid/openid.api.php Allow modules to act upon a successful OpenID login.
hook_options_list modules/field/modules/options/options.api.php Returns the list of options to be displayed for a field.
hook_overlay_child_initialize modules/overlay/overlay.api.php Allow modules to act when an overlay child window is initialized.
hook_overlay_parent_initialize modules/overlay/overlay.api.php Allow modules to act when an overlay parent window is initialized.
hook_page_alter modules/system/system.api.php Perform alterations before a page is rendered.
hook_page_build modules/system/system.api.php Add elements to a page before it is rendered.
hook_page_delivery_callback_alter modules/system/system.api.php Alters the delivery callback used to send the result of the page callback to the browser.
hook_path_delete modules/path/path.api.php Respond to a path being deleted.
hook_path_insert modules/path/path.api.php Respond to a path being inserted.
hook_path_update modules/path/path.api.php Respond to a path being updated.
hook_permission modules/system/system.api.php Define user permissions.
hook_prepare modules/node/node.api.php Act on a node object about to be shown on the add/edit form.
hook_preprocess modules/system/theme.api.php Preprocess theme variables for templates.
hook_preprocess_HOOK modules/system/theme.api.php Preprocess theme variables for a specific theme hook.
hook_process modules/system/theme.api.php Process theme variables for templates.
hook_process_HOOK modules/system/theme.api.php Process theme variables for a specific theme hook.
hook_query_alter modules/system/system.api.php Perform alterations to a structured query.
hook_query_TAG_alter modules/system/system.api.php Perform alterations to a structured query for a given tag.
hook_ranking modules/node/node.api.php Provide additional methods of scoring for core search results for nodes.
hook_rdf_mapping modules/rdf/rdf.api.php Allow modules to define RDF mappings for field bundles.
hook_rdf_namespaces modules/rdf/rdf.api.php Allow modules to define namespaces for RDF mappings.

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