setup/plugins/checkInstalled/CheckInstalledDatabase.civi-setup.php

   1 <?php
   2 /**
   3  * @file
   4  *
   5  * Determine whether Civi has been installed.
   6  */
   7
   8 if (!defined('CIVI_SETUP')) {
   9   exit("Installation plugins must only be loaded by the installer.\n");
  10 }
  11
  12 \Civi\Setup::dispatcher()
  13   ->addListener('civi.setup.checkInstalled', function (\Civi\Setup\Event\CheckInstalledEvent $e) {
  14     \Civi\Setup::log()->info(sprintf('[%s] Handle %s', basename(__FILE__), 'checkInstalled'));
  15     $model = $e->getModel();
  16
  17     if ($model->db) {
  18       try {
  19         $conn = \Civi\Setup\DbUtil::connect($model->db);
  20       }
  21       catch (\Civi\Setup\Exception\SqlException $exception) {
  22         $e->setDatabaseInstalled(FALSE);
  23         return;
  24       }
  25       $found = FALSE;
  26       foreach ($conn->query('SHOW TABLES LIKE "civicrm_%"') as $result) {
  27         $found = TRUE;
  28       }
  29       $conn->close();
  30       $e->setDatabaseInstalled($found);
  31     }
  32     else {
  33       throw new \Exception("The \"db\" is unspecified. Cannot determine whether the database schema file exists.");
  34     }
  35   });