poll_schema

Implements hook_schema().

File

modules/poll/poll.install, line 11

Install, update and uninstall functions for the poll module.

Code

function poll_schema() {
  $schema['poll'] = array(
    'description' => 'Stores poll-specific information for poll nodes.', 
    'fields' => array(
      'nid' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => "The poll's {node}.nid.",
      ), 
      'runtime' => array(
        'type' => 'int', 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The number of seconds past {node}.created during which the poll is open.',
      ), 
      'active' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'Boolean indicating whether or not the poll is open.',
      ),
    ), 
    'primary key' => array('nid'), 
    'foreign keys' => array(
      'poll_node' => array(
        'table' => 'node', 
        'columns' => array('nid' => 'nid'),
      ),
    ),
  );

  $schema['poll_choice'] = array(
    'description' => 'Stores information about all choices for all {poll}s.', 
    'fields' => array(
      'chid' => array(
        'type' => 'serial', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'description' => 'Unique identifier for a poll choice.',
      ), 
      'nid' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The {node}.nid this choice belongs to.',
      ), 
      'chtext' => array(
        'type' => 'varchar', 
        'length' => 128, 
        'not null' => TRUE, 
        'default' => '', 
        'description' => 'The text for this choice.', 
        'translatable' => TRUE,
      ), 
      'chvotes' => array(
        'type' => 'int', 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The total number of votes this choice has received by all users.',
      ), 
      'weight' => array(
        'type' => 'int', 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The sort order of this choice among all choices for the same node.',
      ),
    ), 
    'indexes' => array(
      'nid' => array('nid'),
    ), 
    'primary key' => array('chid'), 
    'foreign keys' => array(
      'choice_node' => array(
        'table' => 'node', 
        'columns' => array('nid' => 'nid'),
      ),
    ),
  );

  $schema['poll_vote'] = array(
    'description' => 'Stores per-{users} votes for each {poll}.', 
    'fields' => array(
      'chid' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'description' => "The {users}'s vote for this poll.",
      ), 
      'nid' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'description' => 'The {poll} node this vote is for.',
      ), 
      'uid' => array(
        'type' => 'int', 
        'unsigned' => TRUE, 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The {users}.uid this vote is from unless the voter was anonymous.',
      ), 
      'hostname' => array(
        'type' => 'varchar', 
        'length' => 128, 
        'not null' => TRUE, 
        'default' => '', 
        'description' => 'The IP address this vote is from unless the voter was logged in.',
      ), 
      'timestamp' => array(
        'type' => 'int', 
        'not null' => TRUE, 
        'default' => 0, 
        'description' => 'The timestamp of the vote creation.',
      ),
    ), 
    'primary key' => array('nid', 'uid', 'hostname'), 
    'foreign keys' => array(
      'poll_node' => array(
        'table' => 'node', 
        'columns' => array('nid' => 'nid'),
      ), 
      'voter' => array(
        'table' => 'users', 
        'columns' => array('uid' => 'uid'),
      ),
    ), 
    'indexes' => array(
      'chid' => array('chid'), 
      'hostname' => array('hostname'), 
      'uid' => array('uid'),
    ),
  );

  return $schema;
}