shoutbox.install in Shoutbox 7

Install, update and uninstall functions for the Shoutbox module.

File

shoutbox.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the Shoutbox module.
 */

/**
 * Define the 'shoutbox' schema.
 *
 * @return
 *   The schema which contains the structure for the shoutbox module's tables.
 */
function shoutbox_schema() {
  $schema['shoutbox'] = array(
    'description' => 'A table containing the shoutbox posts.',
    'fields' => array(
      'shout_id' => array(
        'type' => 'serial',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'description' => 'The primary identifier for the shout post.',
      ),
      'uid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The primary identifier for the shout post author.',
      ),
      'nick' => array(
        'type' => 'varchar',
        'length' => 60,
        'not null' => TRUE,
        'description' => 'The author\'s nickname.',
      ),
      'shout' => array(
        'type' => 'text',
        'size' => 'big',
        'not null' => TRUE,
        'description' => 'The shout post.',
      ),
      'module' => array(
        'type' => 'varchar',
        'length' => 64,
        'not null' => TRUE,
        'description' => 'The module that this shout belongs to.',
      ),
      'moderate' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The moderation id.',
      ),
      'created' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'Creation date.',
      ),
      'changed' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'Last updated date.',
      ),
      'hostname' => array(
        'type' => 'varchar',
        'length' => 255,
        'default' => 'localhost',
        'not null' => TRUE,
        'description' => 'The hostname where the post originated.',
      ),
      'sid' => array(
        'type' => 'varchar',
        'length' => 64,
        'not null' => TRUE,
        'default' => '',
        'description' => 'Session id of the current session.',
      ),
    ),
    'primary key' => array(
      'shout_id',
    ),
  );
  return $schema;
}

/**
 * Uninstall shoutbox.
 */
function shoutbox_uninstall() {

  // Delete variables.
  variable_del('shoutbox_expire');
  variable_del('shoutbox_ascending');
  variable_del('shoutbox_refresh');
  variable_del('shoutbox_anonymous_timeout');
  variable_del('shoutbox_registered_timeout');
  variable_del('shoutbox_filter_format');
  variable_del('shoutbox_max_length');
  variable_del('shoutbox_showamount_block');
  variable_del('shoutbox_showamount_page');
  variable_del('shoutbox_escape_html');
  variable_del('shoutbox_profile_name');
  variable_del('shoutbox_restrict_general_shouts');
  variable_del('shoutbox_time_format');
  variable_del('shoutbox_widget_type');
  variable_del('shoutbox_submit_type');
  variable_del('shoutbox_default_message');
}

/**
 * Update hook.
 * This update prepares the database for
 * shoutbox 5.2.x
 * Removes the moderation table
 * Drops the status column on the shoutbox table
 * Adds sid column to the shoutbox table
 */
function shoutbox_update_5200() {
  $success_table_drop = db_drop_table('shoutbox_moderation');
  $success_drop_status = db_drop_field('shoutbox', 'status');
  $sid_spec = array(
    'type' => 'varchar',
    'length' => 64,
    'not null' => TRUE,
    'default' => '',
    'description' => 'Session id of the current session.',
  );
  $success_add_sid = db_add_field('shoutbox', 'sid', $sid_spec);
  if (!$success_table_drop) {
    throw new DrupalUpdateException(t('Database table \'shoutbox_moderation\' was not found. '));
  }
  if (!$success_drop_status) {
    throw new DrupalUpdateException(t('Database \'shoutbox\' did not have a column called \'status\''));
  }
}

/**
 * This update prepares the shoutbox database for
 * shoutbox 6.2.x.
 */
function shoutbox_update_6200() {
  $success_drop_url = db_drop_field('shoutbox', 'url');
  $nick_spec = array(
    'type' => 'varchar',
    'length' => 60,
    'not null' => TRUE,
    'description' => 'The author\'s nickname.',
  );
  db_change_field('shoutbox', 'nick', 'nick', $nick_spec);
  if (!$success_drop_url) {
    throw new DrupalUpdateException(t('Database \'shoutbox\' did not have a column called \'url\''));
  }
}

/**
 * Remove size restrictions on shout messages.
 */
function shoutbox_update_6201() {
  $shout_spec = array(
    'type' => 'text',
    'size' => 'big',
    'not null' => TRUE,
    'description' => 'The shout post.',
  );
  db_change_field('shoutbox', 'shout', 'shout', $shout_spec);
}

/**
 * Add module field to the schema.
 */
function shoutbox_update_6202() {
  $module_spec = array(
    'type' => 'varchar',
    'length' => 64,
    'not null' => TRUE,
    'description' => 'The module that this shout belongs to.',
    'initial' => 'shoutbox',
  );
  db_add_field('shoutbox', 'module', $module_spec);
}

/**
 * Add default value to "hostname" column.
 */
function shoutbox_update_7000() {
  $field_info = array(
    'type' => 'varchar',
    'length' => 255,
    'default' => 'localhost',
    'not null' => TRUE,
    'description' => 'The hostname where the post originated.',
  );
  db_change_field('shoutbox', 'hostname', 'hostname', $field_info);
}

Functions

Name	Description
shoutbox_schema	Define the 'shoutbox' schema.
shoutbox_uninstall	Uninstall shoutbox.
shoutbox_update_5200	Update hook. This update prepares the database for shoutbox 5.2.x Removes the moderation table Drops the status column on the shoutbox table Adds sid column to the shoutbox table
shoutbox_update_6200	This update prepares the shoutbox database for shoutbox 6.2.x.
shoutbox_update_6201	Remove size restrictions on shout messages.
shoutbox_update_6202	Add module field to the schema.
shoutbox_update_7000	Add default value to "hostname" column.