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Drupal example source code file (install.inc)

This example Drupal source code file (install.inc) 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

by, database, directory, errors, file, function, path, php, public, return, server, the, web, writable

The install.inc Drupal example source code

<?php
// $Id: install.inc,v 1.6 2010/11/29 02:55:57 webchick Exp $

/**
 * @file
 * SQLite specific install functions
 */

class DatabaseTasks_sqlite extends DatabaseTasks {
  protected $pdoDriver = 'sqlite';

  public function name() {
    return st('SQLite');
  }

  /**
   * Minimum engine version.
   *
   * @todo: consider upping to 3.6.8 in Drupal 8 to get SAVEPOINT support.
   */
  public function minimumVersion() {
    return '3.3.7';
  }

  public function getFormOptions($database) {
    $form = parent::getFormOptions($database);

    // Remove the options that only apply to client/server style databases.
    unset($form['username'], $form['password'], $form['advanced_options']['host'], $form['advanced_options']['port']);

    // Make the text more accurate for SQLite.
    $form['database']['#title'] = st('Database file');
    $form['database']['#description'] = st('The absolute path to the file where @drupal data will be stored. This must be writable by the web server and should exist outside of the web root.', array('@drupal' => drupal_install_profile_distribution_name()));
    $default_database = conf_path(FALSE, TRUE) . '/files/.ht.sqlite';
    $form['database']['#default_value'] = empty($database['database']) ? $default_database : $database['database'];
    return $form;
  }

  public function validateDatabaseSettings($database) {
    // Perform standard validation.
    $errors = parent::validateDatabaseSettings($database);

    // Verify the database is writable.
    $db_directory = new SplFileInfo(dirname($database['database']));
    if (!$db_directory->isWritable()) {
      $errors[$database['driver'] . '][database'] = st('The directory you specified is not writable by the web server.');
    }

    return $errors;
  }
}

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