function openid_requirements

Implements hook_requirements().

File

modules/openid/openid.install, line 93

Code

function openid_requirements($phase) {
    $requirements = array();
    if ($phase == 'runtime') {
        // Check for the PHP BC Math library.
        if (!function_exists('bcadd') && !function_exists('gmp_add')) {
            $requirements['openid_math'] = array(
                'value' => t('Not installed'),
                'severity' => REQUIREMENT_ERROR,
                'description' => t('OpenID suggests the use of either the <a href="@gmp">GMP Math</a> (recommended for performance) or <a href="@bc">BC Math</a> libraries to enable OpenID associations.', array(
                    '@gmp' => 'http://php.net/manual/en/book.gmp.php',
                    '@bc' => 'http://www.php.net/manual/en/book.bc.php',
                )),
            );
        }
        elseif (!function_exists('gmp_add')) {
            $requirements['openid_math'] = array(
                'value' => t('Not optimized'),
                'severity' => REQUIREMENT_WARNING,
                'description' => t('OpenID suggests the use of the GMP Math library for PHP for optimal performance. Check the <a href="@url">GMP Math Library documentation</a> for installation instructions.', array(
                    '@url' => 'http://www.php.net/manual/en/book.gmp.php',
                )),
            );
        }
        else {
            $requirements['openid_math'] = array(
                'value' => t('Installed'),
                'severity' => REQUIREMENT_OK,
            );
        }
        $requirements['openid_math']['title'] = t('OpenID Math library');
    }
    return $requirements;
}