function ace_editor_requirements in Ace Code Editor 7

Same name and namespace in other branches

1. 8 ace_editor.install \ace_editor_requirements()

Implements hook_requirements().

File

./ace_editor.install, line 73

Install, update and uninstall functions for the module.

Code

function ace_editor_requirements($phase) {
  $requirements = array();
  $t = get_t();

  // Verify that the library is present.
  if ($phase == 'runtime') {

    // Libraries module is a dependency.
    if (!drupal_load('module', 'libraries')) {
      $requirements['ace_editor'] = array(
        'title' => t('Libraries module missing'),
        'severity' => REQUIREMENT_ERROR,
        'value' => t('Libraries module required for Ace Editor.'),
        'description' => $t('Ace Editor module requires the <a href="@url">Libraries module</a> to be installed.', array(
          '@url' => 'http://drupal.org/project/libraries',
        )),
      );
      return $requirements;
    }
    if (!is_dir(libraries_get_path('ace'))) {
      $requirements['ace_editor'] = array(
        'title' => $t('Ace Editor'),
        'value' => $t('The required Ace library is missing. @eol See README.txt for the installation instructions.', array(
          'eol' => PHP_EOL,
        )),
        'severity' => REQUIREMENT_ERROR,
      );
    }
    else {
      $requirements['ace_editor'] = array(
        'title' => $t('Ace Editor'),
        'severity' => REQUIREMENT_OK,
        'value' => $t('Ace library installed (release ' . trim(fgets(fopen(DRUPAL_ROOT . '/' . libraries_get_path('ace') . '/ChangeLog.txt', 'r'))) . ').'),
      );
    }
  }
  if ($phase == 'install') {
    if (!module_exists('libraries')) {
      $requirements['ace_editor'] = array(
        'title' => $t('Libraries module is missing'),
        'severity' => REQUIREMENT_ERROR,
        'value' => $t('Libraries module is required for Ace Editor.'),
        'description' => $t('Ace Editor module requires the <a href="@url">Libraries module</a> to be installed.', array(
          '@url' => 'http://drupal.org/project/libraries',
        )),
      );
    }
    elseif (function_exists('libraries_get_libraries') && !is_dir(libraries_get_path('ace'))) {
      drupal_set_message($t('The required Ace library is missing. The library can be found at <a href="@url">@url</a>. You can install it manually following the README.txt instructions or using the "drush dl-ace" command (it will be downloaded to the libraries/ace directory).', array(
        '@url' => 'https://github.com/ajaxorg/ace',
      )), 'warning');
    }
  }
  return $requirements;
}