node_form in modules/node/node.pages.inc

Form constructor for the node add/edit form.

node_hook in modules/node/node.module

Determines whether a node hook exists.

node_invoke in modules/node/node.module

Invokes a node hook.

NodeStorageController::attachLoad in modules/node/node.entity.inc

Overrides DefaultEntityController::attachLoad().

NodeTypeTestCase::testNodeTypeCreation in modules/node/tests/node.test

Tests creating a content type programmatically and via a form.

node_validate in modules/node/node.module

Performs validation checks on the given node.