twilio.install

<?php
/**
 * @file
 * Install and uninstall functions for the twilio module.
 */

/**
 * Implements hook_install().
 */
function twilio_install() {
  $t = get_t();
  drupal_set_message($t("Twilio module settings are available under !link",
    array( '!link' => l($t('Administer > Site configuration > Twilio'),  'admin/config/system/twilio'))
  ));
}

/**
 * Implements hook_install().
 */
function twilio_uninstall() {
  // Remove all the twilio variables.
  variable_del('twilio_account');
  variable_del('twilio_number');
  variable_del('twilio_path');
  variable_del('twilio_registration_form');
  variable_del('twilio_token');
  variable_del('twilio_area_codes');
}

/**
 * Implements hook_schema().
 */
function twilio_schema() {
  $schema['twilio_user'] = array(
    'fields' => array(
      'uid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'number' => array(
        'type' => 'varchar',
        'not null' => TRUE,
        'length' => 32,
      ),
      'country' => array(
        'type' => 'varchar',
        'not null' => TRUE,
        'length' => 32,
        'default' => '1',
      ),
      'status' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
      ),
      'code' => array(
        'type' => 'varchar',
        'not null' => FALSE,
        'length' => 16,
        'default' => ''
      ),
    ),
    'primary key' => array('number'),
    'indexes' => array('uid' => array('uid')),
  );
  return $schema;
}

/**
 * Implements hook_requirements().
 */
function twilio_requirements($phase) {
  $requirements = array();
  if ($phase == 'runtime') {
    // Ensure translations do not break at install time
    $t = get_t();
    $requirements['twilio']['title'] = $t('Twilio library');
    if (module_exists('libraries') && function_exists('libraries_detect')) {
      $library = libraries_detect(TWILIO_LIBRARY);
      $twilio_installed = ($library['installed']) ? TRUE : FALSE;
    }
    else {
      $twilio_installed = FALSE;
    }
    if ($twilio_installed) {
      $requirements['twilio']['value'] = $t('Installed API version !version', array('!version' => $library['version']));
      $requirements['twilio']['severity'] = REQUIREMENT_OK;
    }
    else {
      $requirements['twilio']['value'] = $t('Not installed');
      $requirements['twilio']['severity'] = REQUIREMENT_ERROR;
      $requirements['twilio']['description'] = $t('Please download the Twilio PHP library from !link.', array('!link' => l('http://www.twilio.com/docs/libraries', 'http://www.twilio.com/docs/libraries')));
    }
  }
  return $requirements;
}

/**
 * Create new database table {twilio_twiml}.
 */
function twilio_update_7000() {
  // Get the schema array we've defined.
  $schema = twilio_schema();
  // Create the table.
  db_create_table('twilio_twiml', $schema['twilio_twiml']);
}

/**
 * Add 'country' column to {twilio_user} table
 */
function twilio_update_7001() {
  $spec = array(
    'type' => 'varchar',
    'not null' => TRUE,
    'length' => 32,
    'default' => '1',
  ); 
  db_add_field( 'twilio_user', 'country', $spec);
}

/**
 * Enable the twilio_twiml module if necessary.
 */
function twilio_update_7002() {
  $result = db_query('SELECT COUNT(*) FROM {twilio_twiml}')->fetchField();
  if (!empty($result)) {
    if (module_enable(array('twilio_twiml'))) {
      return "Enabled the Twilio Twiml module.";
    }
  }
  return "Twilio Twiml module was not enabled.";
}