<?php function islandora_manage_policies_form($form, &$form_state, $collection_pid) { module_load_include('inc', 'islandora_basic_collection', 'includes/CollectionPolicy'); module_load_include('inc', 'islandora', 'RestConnection'); $restConnection = new RestConnection(); $content_models = get_content_models_list($collection_pid); $cm_options = array(); $name_mappings = array(); foreach ($content_models as $content_model) { if ($content_model != "islandora:collectionCModel") { $item = new FedoraObject($content_model, $restConnection->repository); $cm_name = $item->Label; $cm_options[$content_model] = $cm_name; } } $new_options = array(); if (is_array($content_models) && is_array($cm_options)) { $new_options = array_diff_key($content_models, $cm_options); } $namespace = substr($collection_pid, 0, strpos($collection_pid, ":")); $collection_policy_dsid = variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY'); $collection_object = new FedoraObject($collection_pid, $restConnection->repository); $collection_policy_string = $collection_object->getDatastream($collection_policy_dsid); $supported_collection_models = array(); if ($collection_policy_string) { $collection_policy = new CollectionPolicy($collection_policy_string->content); $supported_collection_models = $collection_policy->getContentModels(); } $collection_namespace = substr($collection_pid, 0, strpos($collection_pid, ":")); $represented_content_models = get_represented_content_models($collection_pid); $collection_name = $collection_object->label; $new_content_models = get_content_models_as_option_array(); $current_models_in_policy = array(); if ($supported_collection_models) { foreach ($supported_collection_models as $supported_model) { $current_models_in_policy[$supported_model['pid']] = $supported_model['pid']; } } $new_options = array(); if (is_array($new_content_models) && is_array($current_models_in_policy)) { $new_options = array_diff_key($new_content_models, $current_models_in_policy); } $form ['manage_collection_policy']['add']['content_model_to_add'] = array( '#title' => "Choose Content Model", '#type' => 'select', '#options' => $new_options, '#description' => t("Choose content model to add to this collection policy."), ); $form ['manage_collection_policy']['add']['new_cp_namespace'] = array( '#title' => "Choose Namespace", '#type' => 'textfield', '#size' => 15, '#default_value' => $namespace, '#description' => t("Choose namespace for objects in this collection associated with this content model"), ); $form['parent_collection'] = array( '#type' => 'hidden', '#value' => $collection_pid, ); $form['collection_pid'] = array( '#type' => 'hidden', '#value' => $collection_pid, ); $form['manage_collection_policy']['add']['submit'] = array( '#type' => 'submit', '#value' => t('Add Content Model to Collection Policy'), '#id' => 'add_cm' ); if (count($current_models_in_policy) > 0) { $form['manage_collection_policy']['remove'] = array( '#title' => "Delete Content Model from Collection Policy", '#type' => 'fieldset', '#collapsible' => TRUE, '#collapsed' => TRUE, ); $form ['manage_collection_policy']['remove']['content_models_to_remove'] = array( '#title' => "Choose Content Model to Remove", '#type' => 'checkboxes', '#options' => $current_models_in_policy, '#description' => t("Choose content models to remove from this collection policy."), ); $form['manage_collection_policy']['remove']['submit'] = array( '#type' => 'submit', '#value' => t('Remove Content Model From Collection Policy'), '#id' => 'remove_cm' ); } return $form; } function islandora_manage_policies_form_validate($form, &$form_state) { } function islandora_manage_policies_form_submit($form, &$form_state) { module_load_include('inc', 'islandora_basic_collection', 'CollectionPolicy'); module_load_include('inc', 'islandora', 'RestConnection'); $restConnection = new RestConnection(); $collection_pid = $form_state['values']['parent_collection']; $collection_object = new FedoraObject($collection_pid, $restConnection->repository); $policy = $collection_object->getDatastream(variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY')); $collection_policy = '<?xml version="1.0" encoding="UTF-8"?> <collection_policy xmlns="http://www.islandora.ca" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="" xsi:schemaLocation="http://www.islandora.ca http://syn.lib.umanitoba.ca/collection_policy.xsd"> <content_models> <content_model dsid="ISLANDORACM" name="Islandora Collection Model ~ islandora:collectionCModel" namespace="islandora:1" pid="islandora:collectionCModel"/> </content_models> <search_terms> </search_terms> <staging_area></staging_area> <relationship>isMemberOfCollection</relationship> </collection_policy>'; $collection_policy_xml = new DOMDocument(); $collection_policy_xml->loadXML($policy->content); if ($form_state['clicked_button']['#id'] == 'add_cm') { if (empty($policy->content)) { $collection_policy_datastream = $collection_object->constructDatastream('COLLECTION_POLICY', 'X'); $collection_policy_datastream->setContentFromString($collection_policy); $collection_policy_datastream->label = 'COLLECTION_POLICY'; $collection_object->ingestDatastream($collection_policy_datastream); $policy = $collection_object->getDatastream(variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY')); } $cp_namespace = $form_state['values']['new_cp_namespace']; $cp_content_model = $form_state['values']['content_model_to_add']; $content_model_object = new FedoraObject($cp_content_model, $restConnection->repository); $content_model_datastream = $content_model_object->getDatastream(variable_get('Islandora_Content_Model_DSID', 'ISLANDORACM')); $content_models_element = $collection_policy_xml->getElementsByTagName('content_models'); $content_model_element = $content_models_element->item(0)->getElementsByTagName('content_model'); $content_model_element = $collection_policy_xml->createElement('content_model'); $content_model_element->setAttribute('name', $content_model_object->label); $content_model_element->setAttribute('dsid', variable_get('Islandora_Content_Model_DSID', 'ISLANDORACM')); $content_model_element->setAttribute('namespace', $cp_namespace); $content_model_element->setAttribute('pid', $content_model_object->id); $content_models_element->item(0)->appendChild($content_model_element); $new_collection_policy_datastream = $collection_object->getDatastream('COLLECTION_POLICY'); $new_collection_policy_datastream->setContentFromString($collection_policy_xml->saveXML()); $new_collection_policy_datastream->label = 'COLLECTION_POLICY'; $collection_object->ingestDatastream($new_collection_policy_datastream); drupal_set_message("Collection model successfully added"); } //remove content model from collection policy if ($form_state['clicked_button']['#id'] == 'remove_cm') { $candidates = $form_state['values']['content_models_to_remove']; $count = 0; $s = ''; foreach ($candidates as $candidate) { if (is_string($candidate)) { $content_models_element = $collection_policy_xml->getElementsByTagName('content_models'); $models = $content_models_element->item(0)->getElementsByTagName('content_model'); $found = FALSE; for ($i = 0; $found === FALSE && $i < $models->length; $i++) { if ($models->item($i)->getAttribute('pid') == $candidate) { $found = $models->item($i); } } if ($found !== FALSE && $models->length > 1) { $content_models_element->item(0)->removeChild($found); $ret = TRUE; } $count++; } } if ($count > 0) { $new_collection_policy_datastream = $collection_object->getDatastream('COLLECTION_POLICY'); $new_collection_policy_datastream->setContentFromString($collection_policy_xml->saveXML()); $new_collection_policy_datastream->label = 'COLLECTION_POLICY'; $collection_object->ingestDatastream($new_collection_policy_datastream); if ($count > 1) { $s = 's'; } drupal_set_message("$count collection model$s removed"); } } }