function libraries_detect_dependencies in Libraries API 7.3

Same name and namespace in other branches

1. 8.3 libraries.module \libraries_detect_dependencies()
2. 7.2 libraries.module \libraries_detect_dependencies()

Library post-detect callback to process and detect dependencies.

It checks whether each of the dependencies of a library are installed and available in a compatible version.

Parameters

$library: An associative array of library information or a part of it, passed by reference.

$version: If the library information belongs to a specific version, the version string. NULL otherwise.

$variant: If the library information belongs to a specific variant, the variant name. NULL otherwise.

See also

libraries_info()

libraries_invoke()

1 call to libraries_detect_dependencies()

LibrariesTestCase::testLibrariesDetectDependencies in tests/libraries.test

Tests libraries_detect_dependencies().

1 string reference to 'libraries_detect_dependencies'

libraries_info_defaults in ./libraries.module

Applies default properties to a library definition.

File

./libraries.module, line 342

External library handling for Drupal modules.

Code

function libraries_detect_dependencies(&$library, $version = NULL, $variant = NULL) {
  if (isset($library['dependencies'])) {
    foreach ($library['dependencies'] as &$dependency_string) {
      $dependency_info = drupal_parse_dependency($dependency_string);
      $dependency = libraries_detect($dependency_info['name']);
      if (!$dependency['installed']) {
        $library['installed'] = FALSE;
        $library['error'] = 'missing dependency';
        $library['error message'] = t('The %dependency library, which the %library library depends on, is not installed.', array(
          '%dependency' => $dependency['name'],
          '%library' => $library['name'],
        ));
      }
      elseif (drupal_check_incompatibility($dependency_info, $dependency['version'])) {
        $library['installed'] = FALSE;
        $library['error'] = 'incompatible dependency';
        $library['error message'] = t('The version %dependency_version of the %dependency library is not compatible with the %library library.', array(
          '%dependency_version' => $dependency['version'],
          '%dependency' => $dependency['name'],
          '%library' => $library['name'],
        ));
      }

      // Remove the version string from the dependency, so libraries_load() can
      // load the libraries directly.
      $dependency_string = $dependency_info['name'];
    }
  }
}