drupal/profiles/expert/expert.profile

<?php
// $Id$

/**
 * Return an array of the modules to be enabled when this profile is installed.
 *
 * @return
 *   An array of modules to enable.
 */
function expert_profile_modules() {
  return array('block', 'dblog');
}

/**
 * Return a description of the profile for the initial installation screen.
 *
 * @return
 *   An array with keys 'name' and 'description' describing this profile,
 *   and optional 'language' to override the language selection for
 *   language-specific profiles.
 */
function expert_profile_details() {
  return array(
    'name' => 'Drupal (minimal)',
    'description' => 'Create a Drupal site with only required modules enabled.'
  );
}

/**
 * Return a list of tasks that this profile supports.
 *
 * @return
 *   A keyed array of tasks the profile will perform during
 *   the final stage. The keys of the array will be used internally,
 *   while the values will be displayed to the user in the installer
 *   task list.
 */
function expert_profile_task_list() {
}

/**
 * Perform any final installation tasks for this profile.
 */
function expert_profile_tasks(&$task, $url) {

  // Enable some standard blocks.
  $values = array(
    array(
      'module' => 'system',
      'delta' => 'main',
      'theme' => 'garland',
      'status' => 1,
      'weight' => 0,
      'region' => 'content',
      'pages' => '',
      'cache' => -1,
    ),
    array(
      'module' => 'user',
      'delta' => 'login',
      'theme' => 'garland',
      'status' => 1,
      'weight' => 0,
      'region' => 'left',
      'pages' => '',
      'cache' => -1,
    ),
    array(
      'module' => 'system',
      'delta' => 'navigation',
      'theme' => 'garland',
      'status' => 1,
      'weight' => 0,
      'region' => 'left',
      'pages' => '',
      'cache' => -1,
    ),
    array(
      'module' => 'system',
      'delta' => 'management',
      'theme' => 'garland',
      'status' => 1,
      'weight' => 1,
      'region' => 'left',
      'pages' => '',
      'cache' => -1,
    ),
    array(
      'module' => 'system',
      'delta' => 'help',
      'theme' => 'garland',
      'status' => 1,
      'weight' => 0,
      'region' => 'help',
      'pages' => '',
      'cache' => -1,
    ),
  );
  $query = db_insert('block')->fields(array('module', 'delta', 'theme', 'status', 'weight', 'region', 'pages', 'cache'));
  foreach ($values as $record) {
    $query->values($record);
  }
  $query->execute();  
}

/**
 * Implementation of hook_form_alter().
 *
 * Allows the profile to alter the site-configuration form. This is
 * called through custom invocation, so $form_state is not populated.
 */
function expert_form_alter(&$form, $form_state, $form_id) {
  if ($form_id == 'install_configure') {
    // Set default for site name field.
    $form['site_information']['site_name']['#default_value'] = $_SERVER['SERVER_NAME'];
  }
}