<?php
/**
 * @file
 * Recently read installation file.
 * Displays a history of recently read nodes by currently logged in user.
 */


/**
 * Implementation of hook_schema().
 */
function recently_read_schema() {
  $schema['recently_read_nodes'] = array(
    'description' => 'Table for history of read nodes',
    'fields' => array(
      'nid' => array(
        'description' => 'The {node}.nid of the read node.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0
      ),
      'type' => array(
        'description' => 'The type of the read node.',
        'type' => 'varchar',
        'length' => 32,
        'not null' => TRUE,
        'default' => ''
      ),
      'uid' => array(
        'description' => 'The {user}.uid that read the node.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0
      ),
      'timestamp' => array(
        'description' => 'The time the node has been read.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0
      ),
      'views' => array(
        'description' => 'The number of times that the node has been read.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 1
      )
    ),
    'primary key' => array('nid', 'uid')
  );
  return $schema;
}


/**
 * Implementation of hook_install().
 */
function recently_read_install() {
  drupal_install_schema('recently_read');
}


/**
 * Implementation of hook_uninstall().
 */
function recently_read_uninstall() {
  drupal_uninstall_schema('recently_read');
  variable_del('recently_read_node_types');
  variable_del('recently_read_max_entries');
  variable_del('recently_read_max_length');
}
