contest-8.x-1.0-alpha2/contest.install

<?php

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

module_load_include('inc', 'contest', 'contest.install');

/**
 * Implements hook_install().
 */
function contest_install() {
  _contest_install_date_format_install();
  _contest_install_field_display();
  drupal_flush_all_caches();
}

/**
 * Implements hook_requirements().
 */
function contest_requirements($phase) {
  $cfg = \Drupal::config('system.date');
  $reqs = [];

  switch ($phase) {
    case 'install':
      if (!$cfg->get('country.default')) {
        $reqs['system'] = [
          'title'       => t('Default Country'),
          'value'       => t("The default country isn't configured."),
          'severity'    => REQUIREMENT_ERROR,
          'description' => t('Aborting! The default country needs to be configured. Please go to <a href="@url" target="_blank">regional settings</a> to configure.', ['@url' => \Drupal::url('system.regional_settings')]),
        ];
      }
      if (!$cfg->get('timezone.default')) {
        $reqs['system'] = [
          'title'       => t('Default Timezone'),
          'value'       => t("The default timezone isn't configured."),
          'severity'    => REQUIREMENT_ERROR,
          'description' => t('Aborting! The default timezone needs to be configured. Please go to <a href="@url" target="_blank">regional settings</a> to configure.', ['@url' => \Drupal::url('system.regional_settings')]),
        ];
      }
      break;
  }
  return $reqs;
}

/**
 * Implements hook_schema().
 */
function contest_schema() {
  $schema['contest_entry'] = [
    'description' => 'Stores per-{users} entries for each {contest}.',
    'fields'      => [
      'cid' => [
        'type'        => 'int',
        'unsigned'    => TRUE,
        'not null'    => TRUE,
        'description' => 'The {contest} entity this entry is for.',
      ],
      'uid' => [
        'type'        => 'int',
        'unsigned'    => TRUE,
        'not null'    => TRUE,
        'default'     => 0,
        'description' => 'The {users}.uid this entry is from.',
      ],
      'created' => [
        'type'        => 'int',
        'not null'    => TRUE,
        'default'     => 0,
        'description' => "The date the entry was created.",
      ],
      'ip' => [
        'type'        => 'varchar',
        'length'      => 15,
        'not null'    => TRUE,
        'default'     => '',
        'description' => "A URL to the sponsors website.",
      ],
      'winner' => [
        'type'        => 'int',
        'size'        => 'tiny',
        'unsigned'    => TRUE,
        'not null'    => TRUE,
        'default'     => 0,
        'description' => "The number of winners.",
      ],
    ],
    'foreign keys' => [
      'entry' => [
        'table'   => 'contest_field_data',
        'columns' => ['cid' => 'id'],
      ],
      'contestant' => [
        'table'   => 'users',
        'columns' => ['uid' => 'uid'],
      ],
    ],
    'indexes' => [
      'cid'     => ['cid'],
      'uid'     => ['uid'],
      'created' => ['created'],
    ],
    'unique keys' => [
      'winners' => ['cid', 'uid', 'created', 'winner'],
    ],
    'primary key' => ['cid', 'uid', 'created'],
  ];
  return $schema;
}

/**
 * Implements hook_uninstall().
 */
function contest_uninstall() {
  $fields = _contest_install_get_fields();
  $mgr = \Drupal::entityManager()->getStorage('field_config');

  // Delete the date format.
  _contest_install_date_format_delete();

  // Delete the user fields.
  foreach (array_keys($fields) as $field_name) {
    $field = $mgr->load("user.user.$field_name");
    if ($field) {
      $field->delete();
    }
  }
  drupal_flush_all_caches();
}