Alan Stanley
12 years ago
6 changed files with 421 additions and 58 deletions
@ -0,0 +1,297 @@ |
|||||||
|
<?php |
||||||
|
|
||||||
|
/** |
||||||
|
* @file |
||||||
|
* Handles the management of deleted objects. |
||||||
|
*/ |
||||||
|
|
||||||
|
/** |
||||||
|
* Manages the two deletion management forms. |
||||||
|
* |
||||||
|
* @param array $form |
||||||
|
* The Drupal form definition. |
||||||
|
* @param array $form_state |
||||||
|
* The Drupal form state. |
||||||
|
* |
||||||
|
* @return array |
||||||
|
* The Drupal form definition. |
||||||
|
*/ |
||||||
|
function islandora_deleted_objects_form($form, &$form_state) { |
||||||
|
if (!isset($form_state['stage'])) { |
||||||
|
$form_state['stage'] = 'get_content_models'; |
||||||
|
} |
||||||
|
$form = array(); |
||||||
|
switch ($form_state['stage']) { |
||||||
|
case 'get_content_models': |
||||||
|
return islandora_delete_form_contentmodels($form, $form_state); |
||||||
|
|
||||||
|
break; |
||||||
|
|
||||||
|
case 'get_objects': |
||||||
|
return islandora_delete_form_select_objects($form, $form_state); |
||||||
|
|
||||||
|
break; |
||||||
|
} |
||||||
|
return $form; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Submit handler for deletion management. |
||||||
|
* |
||||||
|
* @param array $form |
||||||
|
* The form. |
||||||
|
* @param array $form_state |
||||||
|
* The form state. |
||||||
|
*/ |
||||||
|
function islandora_deleted_objects_form_submit($form, &$form_state) { |
||||||
|
if (isset($form_state['clicked_button']['#attributes']['source']) && $form_state['clicked_button']['#attributes']['source'] == 'previous') { |
||||||
|
$form_state['rebuild'] = TRUE; |
||||||
|
$form_state['stage'] = 'get_content_models'; |
||||||
|
return; |
||||||
|
} |
||||||
|
|
||||||
|
module_load_include('inc', 'islandora', 'includes/utilities'); |
||||||
|
if ($form_state['stage'] == 'get_content_models') { |
||||||
|
$form_state['rebuild'] = TRUE; |
||||||
|
$form_state['stage'] = 'get_objects'; |
||||||
|
return; |
||||||
|
} |
||||||
|
|
||||||
|
$objects_to_process = array_filter($form_state['values']['objects_to_process']); |
||||||
|
if ($form_state['clicked_button']['#attributes']['source'] == 'restore') { |
||||||
|
$descriptor = "Restoring"; |
||||||
|
$action = 'islandora_restore_object'; |
||||||
|
} |
||||||
|
if ($form_state['clicked_button']['#attributes']['source'] == 'purge') { |
||||||
|
$descriptor = "Purging"; |
||||||
|
$action = 'islandora_purge_object'; |
||||||
|
} |
||||||
|
$pids_to_restore = $objects_to_process; |
||||||
|
if ($form_state['values']['propogate']) { |
||||||
|
foreach ($objects_to_process as $pid) { |
||||||
|
$fedora_object = islandora_object_load($pid); |
||||||
|
$hooks = islandora_build_hook_list(ISLANDORA_UPDATE_RELATED_OBJECTS_PROPERTIES_HOOK, $fedora_object->models); |
||||||
|
foreach ($hooks as $hook) { |
||||||
|
$temp = module_invoke_all($hook, $fedora_object); |
||||||
|
if (!empty($temp)) { |
||||||
|
$pids_to_restore = array_merge_recursive($pids_to_restore, $temp); |
||||||
|
} |
||||||
|
} |
||||||
|
} |
||||||
|
} |
||||||
|
$batch = array( |
||||||
|
'title' => t('@descriptor selected objects', array('@descriptor' => $descriptor)), |
||||||
|
'file' => drupal_get_path('module', 'islandora') . '/includes/manage_deleted_objects.inc', |
||||||
|
'operations' => array(), |
||||||
|
); |
||||||
|
|
||||||
|
foreach ($pids_to_restore as $pid) { |
||||||
|
$batch['operations'][] = array( |
||||||
|
$action, |
||||||
|
array($pid), |
||||||
|
); |
||||||
|
} |
||||||
|
batch_set($batch); |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* The first form in the deletion managemnt process. |
||||||
|
* |
||||||
|
* @param array $form |
||||||
|
* The Drupal form definition. |
||||||
|
* @param array $form_state |
||||||
|
* The Drupal form state. |
||||||
|
* |
||||||
|
* @return array |
||||||
|
* The Drupal form definition. |
||||||
|
*/ |
||||||
|
function islandora_delete_form_select_objects(array $form, array &$form_state) { |
||||||
|
$form['previous'] = array( |
||||||
|
'#type' => 'submit', |
||||||
|
'#value' => t('Previous'), |
||||||
|
'#attributes' => array('source' => 'previous'), |
||||||
|
); |
||||||
|
$content_models = $form_state['values']['content_models']; |
||||||
|
$chosen_contentmodels = array_filter($content_models); |
||||||
|
$options = islandora_get_deleted_objects($chosen_contentmodels); |
||||||
|
if (empty($options)) { |
||||||
|
$form['message'] = array( |
||||||
|
'#type' => 'markup', |
||||||
|
'#markup' => t("There are no deleted objects with the selected content models in this repository."), |
||||||
|
); |
||||||
|
return $form; |
||||||
|
} |
||||||
|
$form['propogate'] = array( |
||||||
|
'#title' => t('Apply changes to related objects?'), |
||||||
|
'#default_value' => TRUE, |
||||||
|
'#description' => t("Objects associated with selected objects will also be restored. ie page objects associated with a book object."), |
||||||
|
'#type' => 'checkbox', |
||||||
|
); |
||||||
|
$form['chosen'] = array( |
||||||
|
'#type' => 'hidden', |
||||||
|
'#value' => $chosen_contentmodels, |
||||||
|
); |
||||||
|
$form['objects_to_process'] = array( |
||||||
|
'#type' => 'tableselect', |
||||||
|
'#header' => array( |
||||||
|
'title' => t('Name'), |
||||||
|
'pid' => t('PID'), |
||||||
|
'content_model' => t('Content Model'), |
||||||
|
), |
||||||
|
'#multiple' => TRUE, |
||||||
|
'#options' => $options, |
||||||
|
); |
||||||
|
|
||||||
|
$form['submit'] = array( |
||||||
|
'#type' => 'submit', |
||||||
|
'#value' => t('Restore selected objects'), |
||||||
|
'#attributes' => array('source' => 'restore'), |
||||||
|
); |
||||||
|
|
||||||
|
if (user_access(FEDORA_PURGE)) { |
||||||
|
$form['purge'] = array( |
||||||
|
'#type' => 'submit', |
||||||
|
'#value' => t('Irrevocably purge selected objects'), |
||||||
|
'#attributes' => array('source' => 'purge'), |
||||||
|
); |
||||||
|
} |
||||||
|
|
||||||
|
return $form; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* The first form in the deletion management process. |
||||||
|
* |
||||||
|
* @param array $form |
||||||
|
* The Drupal form definition. |
||||||
|
* @param array $form_state |
||||||
|
* The Drupal form state. |
||||||
|
* |
||||||
|
* @return array |
||||||
|
* The Drupal form definition. |
||||||
|
*/ |
||||||
|
function islandora_delete_form_contentmodels(array $form, array &$form_state) { |
||||||
|
module_load_include('inc', 'islandora', 'includes/utilities'); |
||||||
|
$contentmodels_with_deleted_members = islandora_get_contentmodels_with_deleted_members(); |
||||||
|
if (empty($contentmodels_with_deleted_members)) { |
||||||
|
$form['message'] = array( |
||||||
|
'#type' => 'markup', |
||||||
|
'#markup' => t("There are no deleted objects in this repository."), |
||||||
|
); |
||||||
|
return $form; |
||||||
|
} |
||||||
|
$form['message'] = array( |
||||||
|
'#type' => 'markup', |
||||||
|
'#markup' => t("Select content models of deleted objects."), |
||||||
|
); |
||||||
|
$table_element = islandora_content_model_select_table_form_element(NULL); |
||||||
|
|
||||||
|
foreach ($table_element['#options'] as $option) { |
||||||
|
if (!in_array($option['pid'], $contentmodels_with_deleted_members)) { |
||||||
|
unset($table_element['#options'][$option['pid']]); |
||||||
|
} |
||||||
|
} |
||||||
|
if (isset($form_state['values']['chosen'])) { |
||||||
|
$chosen_contentmodels = $form_state['values']['chosen']; |
||||||
|
foreach ($table_element['#options'] as $option) { |
||||||
|
if (in_array($option['pid'], $chosen_contentmodels)) { |
||||||
|
$table_element['#default_value'][$option['pid']] = TRUE; |
||||||
|
} |
||||||
|
} |
||||||
|
} |
||||||
|
$form['content_models'] = $table_element; |
||||||
|
$form['next'] = array( |
||||||
|
'#type' => 'submit', |
||||||
|
'#value' => t('Next'), |
||||||
|
); |
||||||
|
|
||||||
|
return $form; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Gets PIDS of all deleted objects. |
||||||
|
* |
||||||
|
* @return array |
||||||
|
* array of pids |
||||||
|
*/ |
||||||
|
function islandora_get_deleted_objects($content_models) { |
||||||
|
$qualifier = ''; |
||||||
|
$last_content_model = key(array_slice($content_models, -1, 1, TRUE)); |
||||||
|
foreach ($content_models as $content_model) { |
||||||
|
$qualifier .= "\$subject<info:fedora/fedora-system:def/model#hasModel> <info:fedora/$content_model>"; |
||||||
|
if ($content_model != $last_content_model) { |
||||||
|
$qualifier .= ' or '; |
||||||
|
} |
||||||
|
} |
||||||
|
$tuque = new IslandoraTuque(); |
||||||
|
$repository = $tuque->repository; |
||||||
|
$query = <<<STRING |
||||||
|
select \$subject \$title \$object from <#ri> |
||||||
|
where ($qualifier) |
||||||
|
and \$subject <info:fedora/fedora-system:def/model#state> <info:fedora/fedora-system:def/model#Deleted> |
||||||
|
and \$subject<info:fedora/fedora-system:def/model#hasModel> \$object |
||||||
|
and \$subject <dc:title> \$title |
||||||
|
STRING; |
||||||
|
$objects = $repository->ri->itqlQuery($query, 'unlimited'); |
||||||
|
$deleted_objects = array(); |
||||||
|
foreach ($objects as $object) { |
||||||
|
if ($object['object']['value'] != "fedora-system:FedoraObject-3.0") { |
||||||
|
$pid = $object['subject']['value']; |
||||||
|
$title = $object['title']['value']; |
||||||
|
$content_model = islandora_object_load($object['object']['value']); |
||||||
|
$deleted_objects[$pid] = array( |
||||||
|
'title' => $title, 'pid' => $pid, |
||||||
|
'content_model' => $content_model->label, |
||||||
|
); |
||||||
|
} |
||||||
|
} |
||||||
|
return $deleted_objects; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Gets PIDS of all content models associated with deleted objects. |
||||||
|
* |
||||||
|
* @return array |
||||||
|
* array of content model pids |
||||||
|
*/ |
||||||
|
function islandora_get_contentmodels_with_deleted_members() { |
||||||
|
|
||||||
|
$tuque = new IslandoraTuque(); |
||||||
|
$repository = $tuque->repository; |
||||||
|
$query = <<<STRING |
||||||
|
select \$object from <#ri> |
||||||
|
where \$subject <info:fedora/fedora-system:def/model#state> <info:fedora/fedora-system:def/model#Deleted> |
||||||
|
and \$subject<info:fedora/fedora-system:def/model#hasModel> \$object |
||||||
|
|
||||||
|
STRING; |
||||||
|
$objects = $repository->ri->itqlQuery($query, 'unlimited'); |
||||||
|
$content_models = array(); |
||||||
|
foreach ($objects as $object) { |
||||||
|
if ($object['object']['value'] != "fedora-system:FedoraObject-3.0") { |
||||||
|
$content_models[] = $object['object']['value']; |
||||||
|
} |
||||||
|
} |
||||||
|
return $content_models; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Restores deleted object. |
||||||
|
* |
||||||
|
* @param String $pid |
||||||
|
* PID of object to be restored |
||||||
|
*/ |
||||||
|
function islandora_restore_object($pid) { |
||||||
|
$fedora_object = islandora_object_load($pid); |
||||||
|
$fedora_object->state = 'A'; |
||||||
|
} |
||||||
|
|
||||||
|
/** |
||||||
|
* Purges deleted object. |
||||||
|
* |
||||||
|
* @param String $pid |
||||||
|
* PID of object to be restored |
||||||
|
*/ |
||||||
|
function islandora_purge_object($pid) { |
||||||
|
$fedora_object = islandora_object_load($pid); |
||||||
|
$fedora_object->repository->purgeObject($pid); |
||||||
|
} |
||||||
Loading…
Reference in new issue