function DatabaseTasks::runTasks

Run database tasks and tests to see if Drupal can run on the database.

File

includes/install.inc, line 397

Class

DatabaseTasks

Database installer structure.

Code

public function runTasks() {
    // We need to establish a connection before we can run tests.
    if ($this->connect()) {
        foreach ($this->tasks as $task) {
            if (!isset($task['function'])) {
                $task['function'] = 'runTestQuery';
            }
            if (method_exists($this, $task['function'])) {
                // Returning false is fatal. No other tasks can run.
                if (FALSE === call_user_func_array(array(
                    $this,
                    $task['function'],
                ), $task['arguments'])) {
                    break;
                }
            }
            else {
                throw new DatabaseTaskException(st("Failed to run all tasks against the database server. The task %task wasn't found.", array(
                    '%task' => $task['function'],
                )));
            }
        }
    }
    // Check for failed results and compile message
    $message = '';
    foreach ($this->results as $result => $success) {
        if (!$success) {
            $message .= '<p class="error">' . $result . '</p>';
        }
    }
    if (!empty($message)) {
        $message = 'Resolve all issues below to continue the installation. For help configuring your database server, see the <a href="http://drupal.org/getting-started/install">installation handbook</a>, or contact your hosting provider.' . $message;
        throw new DatabaseTaskException($message);
    }
}