function command_buttons_machine_name_exists in Command Buttons 7

Callback to determine if an entities machine name already exists.

2 calls to command_buttons_machine_name_exists()

command_buttons_create_node_button in ./command_buttons.module

Create a node add button based on the node type and label.

command_buttons_node_type_delete in ./command_buttons.module

Implements hook_node_type_delete().

1 string reference to 'command_buttons_machine_name_exists'

command_buttons_entity_edit_form in ./command_buttons.module

Basic edit form for the button entity.

File

./command_buttons.module, line 849

Code

function command_buttons_machine_name_exists($value) {
  $name_exists = db_select('command_buttons', 'b')
    ->fields('b', array(
    'name',
  ))
    ->condition('b.name', $value)
    ->execute()
    ->fetchField();
  return !empty($name_exists);
}