<?php
// $Id: ddblock.install,v 1.3 2008/10/30 01:05:44 ppblaauw Exp $

/**
 * @file
 * Installation file to implement the dynamic display block schema
 */

/**
 * Implementation of hook_schema().
 */
function ddblock_schema() {
  $schema['ddblock_block'] = array(
    'description' => t('The base tables for ddblocks.'),
    'fields' => array(
      'delta' => array(
        'description' => t('Number of the block.'),
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'title' => array(
        'description' => t('Title of the block.'),
        'type' => 'varchar',
        'length' => 64,
        'not null' => TRUE,
        'default' => '',
      ),
      'module' => array(
        'description' => t('The name of the module that provided the original block.'),
        'type' => 'varchar',
        'length' => 64,
        'not null' => TRUE,
        'default' => '',
      ),
      'delta_original' => array(
        'description' => t('The delta of the original block.'),
        'type' => 'varchar',
        'length' => 32,
        'not null' => TRUE,
        'default' => '0',
      ),
      'enabled' => array(
        'description' => t('Support for dynamic display block enabled.'),
        'type' => 'int',
        'size' => 'tiny',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
    ),
    'primary key' => array('delta'),
  );

  return $schema;
}

/**
 * Implementation of hook_install().
 */
function ddblock_install() {
  if (drupal_install_schema('ddblock')) {
    drupal_set_message(t('Dynamic display block module installed successfully. Module settings are available under !link',
    array( '!link' => l('Administer > Site configuration > ddblock ',  'admin/settings/ddblock/settings' ))));
  }
  else {
    drupal_set_message(t('The installation of the dynamic display block module was unsuccessful.'), 'error');
  }
}

/**
 * Implementation of hook_uninstall().
 */
function ddblock_uninstall() {
  //Drop tables
  drupal_uninstall_schema('ddblock');
  // Remove variables
  db_query("DELETE FROM {variable} WHERE name LIKE 'ddblock_%%'");
  cache_clear_all('variables', 'cache');
  drupal_set_message(t("Dynamic display block module uninstalled successfully."));
}

/**
 * Set BLOCK_NO_CACHE for all declared ddblocks
 */
function ddblock_update_6001() {
  $ret = array();
  
  // set BLOCK_NO_CACHE
  db_query('UPDATE {blocks} SET cache=-1 WHERE module=\'ddblock\'');

  return $ret;
}