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Drupal example source code file (uc_ups.install)

This example Drupal source code file (uc_ups.install) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

array, case, database, default, function, null, php, ret, sql, table, true, uc_ups_products, update_sql, vid

The uc_ups.install Drupal example source code

<?php
// $Id: uc_ups.install,v 1.5.2.8 2010/03/19 21:27:17 tr Exp $

/**
 * @file
 * Install hooks for uc_ups.module.
 */

/**
 * Implementation of hook_requirements().
 */
function uc_ups_requirements($phase) {
  $t = get_t();

  $has_simplexml = class_exists('SimpleXMLElement');
  $requirements['uc_ups_simplexml'] = array(
    'title' => $t('SimpleXML'),
    'value' => $has_simplexml ? $t('Enabled') : $t('Not found'),
  );
  if (!$has_simplexml) {
    $requirements['uc_ups_simplexml']['severity'] = REQUIREMENT_ERROR;
    $requirements['uc_ups_simplexml']['description'] = $t('UPS requires the PHP <a href="!simplexml_url">SimpleXML</a> library.', array('!simplexml_url' => 'http://php.net/manual/en/simplexml.setup.php'));
  }

  return $requirements;
}

/**
 * Implementation of hook_schema().
 */
function uc_ups_schema() {
  $schema = array();

  $schema['uc_ups_products'] = array(
    'description' => 'Stores product information for UPS shipping quotes.',
    'fields' => array(
      'vid' => array(
        'description' => 'The {uc_products}.vid.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'nid' => array(
        'description' => 'The {uc_products}.nid.',
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
      ),
      'pkg_type' => array(
        'description' => 'The type of package in which the product will be shipped.',
        'type' => 'varchar',
        'length' => 2,
        'not null' => TRUE,
        'default' => '',
      ),
    ),
    'primary key' => array('vid'),
  );

  return $schema;
}

/**
 * Implementation of hook_install().
 */
function uc_ups_install() {
  drupal_install_schema('uc_ups');
}

/**
 * Implementation of hook_uninstall().
 */
function uc_ups_uninstall() {
  drupal_uninstall_schema('uc_ups');

  variable_del('uc_ups_access_license');
  variable_del('uc_ups_shipper_number');
  variable_del('uc_ups_user_id');
  variable_del('uc_ups_password');
  variable_del('uc_ups_connection_address');
  variable_del('uc_ups_services');
  variable_del('uc_ups_pickup_type');
  variable_del('uc_ups_classification');
  variable_del('uc_ups_negotiated_rates');
  variable_del('uc_ups_markup');
  variable_del('uc_ups_all_in_one');
  variable_del('uc_ups_unit_system');
  variable_del('uc_ups_insurance');
}

function uc_ups_update_1() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} ADD COLUMN units varchar(255) NOT NULL default 'in' AFTER height");
    break;
    case 'pgsql':
      db_add_column($ret, 'uc_ups_products', 'units', 'varchar(255)', array('not null' => TRUE, 'default' => 'in'));
    break;
  }
  return $ret;
}

function uc_ups_update_2() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} ADD COLUMN qty smallint unsigned NOT NULL default '1' AFTER pkg_type");
    break;
    case 'pgsql':
      db_add_column($ret, 'uc_ups_products', 'qty', 'smallint unsigned', array('not null' => TRUE, 'default' => 1));
    break;
  }
  return $ret;
}

function uc_ups_update_3() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
    case 'pgsql':
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP COLUMN qty");
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP COLUMN length");
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP COLUMN width");
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP COLUMN height");
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP COLUMN units");
    break;
  }
  return $ret;
}

function uc_ups_update_4() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} ADD COLUMN vid mediumint(9) unsigned NOT NULL default 0 FIRST");
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP INDEX nid");
      $result = db_query("SELECT nid, vid FROM {node}");
      while ($product = db_fetch_object($result)) {
        db_query("UPDATE {uc_ups_products} SET vid = %d WHERE nid = %d", $product->vid, $product->nid);
      }
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} ADD PRIMARY KEY (vid)");
    break;
    case 'pgsql':
      db_add_column($ret, 'uc_ups_products', 'vid', 'integer unsigned', array('not null' => TRUE, 'default' => 0));
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} DROP CONSTRAINT {uc_ups_products}_nid_key");
      $result = db_query("SELECT nid, vid FROM {node}");
      while ($product = db_fetch_object($result)) {
        db_query("UPDATE {uc_ups_products} SET vid = %d WHERE nid = %d", $product->vid, $product->nid);
      }
      $ret[] = update_sql("ALTER TABLE {uc_ups_products} ADD PRIMARY KEY (vid)");
    break;
  }
  return $ret;
}

function uc_ups_update_5() {
  $ret = array();
  $markup = variable_get('uc_ups_markup', '0%');
  if (strpos($markup, '%') !== FALSE) {
    variable_set('uc_ups_markup_type', 'percentage');
    variable_set('uc_ups_markup', floatval(rtrim($markup, '%')));
  }
  elseif (strpos($markup, '$') !== FALSE) {
    variable_set('uc_ups_markup_type', 'currency');
    variable_set('uc_ups_markup', floatval(ltrim($markup, '$')));
  }
  elseif (floatval($markup)) {
    variable_set('uc_ups_markup_type', 'multiplier');
    variable_set('uc_ups_markup', floatval($markup));
  }
  $ret[] = array('success' => TRUE, 'query' => 'Added UPS markup type.');
  return $ret;
}

function uc_ups_update_6() {
  $ret = array();
  switch ($GLOBALS['db_type']) {
    case 'pgsql':
      db_change_column($ret, 'uc_ups_prodcts', 'vid', 'vid', 'int_unsigned', array('not null' => TRUE, 'default' => 0));
      db_change_column($ret, 'uc_ups_prodcts', 'nid', 'nid', 'int_unsigned', array('not null' => TRUE, 'default' => 0));
    break;
  }
  return $ret;
}

function uc_ups_update_6000() {
  $ret = array();

  db_drop_primary_key($ret, 'uc_ups_products');
  db_change_field($ret, 'uc_ups_products', 'vid', 'vid', array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0), array('primary key' => array('vid')));
  db_change_field($ret, 'uc_ups_products', 'nid', 'nid', array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0));

  return $ret;
}

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