function update_check_requirements

Checks update requirements and reports errors and (optionally) warnings.

Parameters

$skip_warnings: (optional) If set to TRUE, requirement warnings will be ignored, and a report will only be issued if there are requirement errors. Defaults to FALSE.

File

./update.php, line 353

Code

function update_check_requirements($skip_warnings = FALSE) {
    // Check requirements of all loaded modules.
    $requirements = module_invoke_all('requirements', 'update');
    $requirements += update_extra_requirements();
    $severity = drupal_requirements_severity($requirements);
    // If there are errors, always display them. If there are only warnings, skip
    // them if the caller has indicated they should be skipped.
    if ($severity == REQUIREMENT_ERROR || $severity == REQUIREMENT_WARNING && !$skip_warnings) {
        update_task_list('requirements');
        drupal_set_title('Requirements problem');
        $status_report = theme('status_report', array(
            'requirements' => $requirements,
        ));
        $status_report .= 'Check the error messages and <a href="' . check_url(drupal_requirements_url($severity)) . '">try again</a>.';
        print theme('update_page', array(
            'content' => $status_report,
        ));
        exit;
    }
}