getDatastream(variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY'));
if (!$policy_datastream) {
$form['no_policy'] = array(
'#type' => 'item',
'#title' => t('No collection policy datastream found!'),
);
return $form;
}
$collection_policy = new CollectionPolicy($policy_datastream->content);
$current_content_models = $collection_policy->getContentModels();
$collection_content_model_exists = FALSE;
foreach ($current_content_models as $current_content_model) {
if ($current_content_model['pid'] == 'islandora:collectionCModel') {
$collection_content_model_exists = TRUE;
}
}
if (!$collection_content_model_exists) {
$form['not_collection'] = array(
'#type' => 'item',
'#title' => t("This object can't contain child collections. To fix this add the islandora:collectionCModel to this object's collection policy"),
);
return $form;
}
$restricted = FALSE;
if (variable_get('islandora_namespace_restriction_enforced', FALSE)) {
$restricted = TRUE;
$allowed_string = variable_get('islandora_pids_allowed', 'default: demo: changeme: islandora:');
$namespaces = explode(':', $allowed_string);
foreach ($namespaces as $namespace) {
if ($namespace) {
$allowed[trim($namespace)] = trim($namespace);
}
}
}
$collection_namespace = substr($collection_object->id, 0, strpos($collection_object->id, ":"));
$content_models = get_content_models_as_option_array();
unset($content_models['islandora:collectionCModel']);
$form['child_creation']['titlebox'] = array(
'#type' => 'item',
'#title' => t("Create new child collection within @collection", array('@collection' => $collection_object->id)),
);
$form['child_creation']['collection_name'] = array(
'#title' => "Collection name",
'#type' => 'textfield',
'#size' => 25,
'#description' => t("Human readable name for this collection"),
);
$form['child_creation']['new_collection_pid'] = array(
'#title' => "Collection PID",
'#type' => 'textfield',
'#size' => 15,
'#default_value' => '',
'#description' => t("Unique PID for this collection. Leave blank for default.
Pids take the general form of namespace:collection (eg. islandora:pamphlets)"),
);
if (!$restricted) {
$form['child_creation']['collection_namespace'] = array(
'#title' => "Collection namespace",
'#type' => 'textfield',
'#size' => 15,
'#default_value' => $collection_namespace,
'#description' => t("Namespace for objects in this collection."),
);
}
else {
$form['child_creation']['collection_namespace'] = array(
'#title' => "Collection namespace",
'#type' => 'select',
'#options' => $allowed,
'#default_value' => 'default',
'#description' => t("Namespace for objects in this collection."),
);
}
$form['current'] = array(
'#type' => 'hidden',
'#value' => $collection_object->id,
);
$form['child_creation']['content_models'] = array(
'#title' => "Choose allowable content models for this collection",
'#type' => 'checkboxes',
'#options' => $content_models,
'#description' => t("Content models describe the behaviours of objects with which they are associated."),
);
$form['child_creation']['submit'] = array(
'#type' => 'submit',
'#value' => t('Create collection'),
'#id' => 'create_child'
);
return $form;
}
function islandora_create_child_collection_form_validate($form, &$form_state) {
module_load_include('inc', 'islandora', 'includes/utilities');
$new_collection_pid = $form_state['values']['new_collection_pid'];
if($new_collection_pid) {
$valid = islandora_validate_pid($new_collection_pid);
if(!$valid) {
form_set_error('new_collection_pid', 'Collection PID is Invalid.');
}
else {
$object = islandora_object_load($new_collection_pid);
if($object !== NULL) {
form_set_error('new_collection_pid', 'Collection PID already exists.');
}
}
}
}
/**
* Submit handler for child collection creation form
*
* @global type $base_url
* @param array $form
* @param array $form_state
*/
function islandora_create_child_collection_form_submit($form, &$form_state) {
global $base_url;
module_load_include('inc', 'islandora', '/includes/islandora.ingest');
$thumbnail = $base_url . '/' . drupal_get_path('module', 'islandora_basic_collection') . '/Crystal_Clear_filesystem_folder_grey.png';
$new_collection_pid = $form_state['values']['new_collection_pid'];
$this_collection_pid = $form_state['values']['current'];
if(empty($new_collection_pid)) {
$new_collection_pid = substr($this_collection_pid, 0, strpos($this_collection_pid, ":"));
}
$new_collection_label = $form_state['values']['collection_name'];
$namespace = $form_state['values']['collection_namespace'];
$all_cModels = get_content_models_as_option_array();
$collection_content_models = array(array('pid' => 'islandora:collectionCModel'));
$relationship = 'isMemberOfCollection';
$collection_policy = '
isMemberOfCollection
';
$content_models = $form_state['values']['content_models'];
$collection_policy_xml = new DOMDocument();
$collection_policy_xml->loadXML($collection_policy);
$content_models_element = $collection_policy_xml->getElementsByTagName('content_models');
$content_model_element = $content_models_element->item(0)->getElementsByTagName('content_model');
foreach ($content_models as $content_model) {
if ($content_model) {
$content_model_element = $collection_policy_xml->createElement('content_model');
$content_model_element->setAttribute('name', $all_cModels[$content_model]);
$content_model_element->setAttribute('dsid', variable_get('Islandora_Content_Model_DSID', 'ISLANDORACM'));
$content_model_element->setAttribute('namespace', $namespace . ':1');
$content_model_element->setAttribute('pid', $content_model);
$content_models_element->item(0)->appendChild($content_model_element);
}
}
$fedora_object = islandora_ingest_get_object($collection_content_models, $form_state['values']['current'], $relationship, $new_collection_pid);
$fedora_object->label = $new_collection_label;
$thumbnail_datastream = $fedora_object->constructDatastream('TN');
$thumbnail_datastream->setContentFromUrl($thumbnail);
$thumbnail_datastream->label = 'Thumbnail';
$thumbnail_datastream->mimetype = 'image/png';
$fedora_object->ingestDatastream($thumbnail_datastream);
$policy_datastream = $fedora_object->constructDatastream(variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY'), 'X');
$policy_datastream->setContentFromString($collection_policy_xml->saveXML());
$policy_datastream->label = 'Collection policy';
$fedora_object->ingestDatastream($policy_datastream);
$new_fedora_object = islandora_ingest_add_object($fedora_object);
drupal_goto('/islandora/object/' . $fedora_object->id);
}