function image_schema in Drupal 7

Implements hook_schema().

File

modules/image/image.install, line 28

Install, update and uninstall functions for the image module.

Code

function image_schema() {
  $schema = array();
  $schema['cache_image'] = drupal_get_schema_unprocessed('system', 'cache');
  $schema['cache_image']['description'] = 'Cache table used to store information about image manipulations that are in-progress.';
  $schema['image_styles'] = array(
    'description' => 'Stores configuration options for image styles.',
    'fields' => array(
      'isid' => array(
        'description' => 'The primary identifier for an image style.',
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'name' => array(
        'description' => 'The style machine name.',
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
      ),
      'label' => array(
        'description' => 'The style administrative name.',
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
        'default' => '',
      ),
    ),
    'primary key' => array(
      'isid',
    ),
    'unique keys' => array(
      'name' => array(
        'name',
      ),
    ),
  );
  $schema['image_effects'] = array(
    'description' => 'Stores configuration options for image effects.',
    'fields' => array(
      'ieid' => array(
        'description' => 'The primary identifier for an image effect.',
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'isid' => array(
        'description' => 'The {image_styles}.isid for an image style.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'weight' => array(
        'description' => 'The weight of the effect in the style.',
        'type' => 'int',
        'unsigned' => FALSE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'name' => array(
        'description' => 'The unique name of the effect to be executed.',
        'type' => 'varchar',
        'length' => 255,
        'not null' => TRUE,
      ),
      'data' => array(
        'description' => 'The configuration data for the effect.',
        'type' => 'blob',
        'not null' => TRUE,
        'size' => 'big',
        'serialize' => TRUE,
      ),
    ),
    'primary key' => array(
      'ieid',
    ),
    'indexes' => array(
      'isid' => array(
        'isid',
      ),
      'weight' => array(
        'weight',
      ),
    ),
    'foreign keys' => array(
      'image_style' => array(
        'table' => 'image_styles',
        'columns' => array(
          'isid' => 'isid',
        ),
      ),
    ),
  );
  return $schema;
}