function loft_data_grids_requirements in Loft Data Grids 7

Same name and namespace in other branches

1. 6.2 loft_data_grids.install \loft_data_grids_requirements()
2. 7.2 loft_data_grids.install \loft_data_grids_requirements()

Implements hook_requirements().

Checks installation requirements and do status reporting. http://api.drupal.org/api/function/hook_requirements

Parameters

phase 'install' or 'runtime'::

Return value

A keyed array of requirements

File

./loft_data_grids.install, line 19

Handles installation steps for loft_data_grids

Code

function loft_data_grids_requirements($phase) {
  $reqs = array();
  $t = get_t();
  if ($info = libraries_detect('loft_data_grids')) {
    $info = libraries_load('loft_data_grids');
  }
  if ($phase === 'update' && empty($info['loaded'])) {
    $reqs['loft_data_grids'] = array(
      'title' => check_plain($info['name']),
      'value' => $t('Not Found!'),
      'description' => $t('The Loft Data Grids library is missing; see README for installation instructions.'),
      'severity' => REQUIREMENT_ERROR,
    );
  }
  elseif ($phase == 'runtime') {
    if (empty($info)) {
      $info = array(
        'name' => 'Loft Data Grids',
        'version' => '',
      );
    }
    $reqs['loft_data_grids'] = array(
      'title' => check_plain($info['name']),
      'value' => check_plain($info['version']),
      'description' => $t('Successfully loaded library from %path.', array(
        '%path' => libraries_get_path('loft_data_grids'),
      )),
      'severity' => REQUIREMENT_OK,
    );
    if (empty($info['installed'])) {
      $reqs['loft_data_grids']['value'] = $t('Not Found!');
      $reqs['loft_data_grids']['description'] = $t('The Loft Data Grids library is missing; see README for installation instructions.');
      $reqs['loft_data_grids']['severity'] = REQUIREMENT_ERROR;
    }
    elseif (empty($info['loaded'])) {
      $reqs['loft_data_grids']['value'] = $t('Not Loaded!');
      $reqs['loft_data_grids']['description'] = $t('The Loft Data Grids library was found but not loaded; see README for installation instructions.');
      $reqs['loft_data_grids']['severity'] = REQUIREMENT_ERROR;
    }
    $exporters = loft_data_grids_export_info();
    if ($reqs['loft_data_grids']['severity'] === REQUIREMENT_OK && ($missing = array_diff(_loft_data_get_possible_exporters(), array_keys($exporters)))) {
      $reqs['loft_data_grids']['description'] .= $t(' However, the following Exporters have unmet dependencies and are not available: @list.', array(
        '@list' => implode(', ', $missing),
      ));
      $reqs['loft_data_grids']['severity'] = REQUIREMENT_WARNING;
    }
  }
  return $reqs;
}