features.features.inc
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<?php
/**
* Implements hook_features_api().
*/
function features_features_api() {
return array(
'dependencies' => array(
'name' => 'Dependencies',
'feature_source' => TRUE,
'duplicates' => FEATURES_DUPLICATES_ALLOWED,
),
);
}
/**
* Implements hook_features_export_options().
*/
function dependencies_features_export_options() {
// Excluded modules.
$excluded = drupal_required_modules();
$options = array();
foreach (features_get_modules() as $module_name => $info) {
if (!in_array($module_name, $excluded) && $info->status && !empty($info->info)) {
$options[$module_name] = $info->info['name'];
}
}
return $options;
}
/**
* Implements hook_features_export().
*/
function dependencies_features_export($data, &$export, $module_name = '') {
// Don't allow a module to depend upon itself.
if (!empty($data[$module_name])) {
unset($data[$module_name]);
}
// Clean up existing dependencies and merge.
$export['dependencies'] = _features_export_minimize_dependencies($export['dependencies'], $module_name);
$export['dependencies'] = array_merge($data, $export['dependencies']);
$export['dependencies'] = array_unique($export['dependencies']);
}
/**
* Implements hook_features_revert().
*/
function dependencies_features_revert($module) {
dependencies_features_rebuild($module);
}
/**
* Implements hook_features_rebuild().
* Ensure that all of a feature's dependencies are enabled.
*/
function dependencies_features_rebuild($module) {
$feature = features_get_features($module);
if (!empty($feature->info['dependencies'])) {
$install = array();
foreach ($feature->info['dependencies'] as $dependency) {
// Parse the dependency string into the module name and version information.
$parsed_dependency = drupal_parse_dependency($dependency);
$dependency = $parsed_dependency['name'];
if (!module_exists($dependency)) {
$install[] = $dependency;
}
}
if (!empty($install)) {
features_install_modules($install);
}
}
}