Alan Stanley
13 years ago
5 changed files with 474 additions and 131 deletions
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<?php |
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/** |
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* collection creation form |
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* @param array $form_state |
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* @param string $parent_collection_pid |
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* @param string $content_models |
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* @return array |
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*/ |
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function collection_management_form(&$form_state, $parent_collection_pid, $content_models) { |
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module_load_include('inc', 'fedora_repository', 'api/fedora_utils'); |
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$restricted = FALSE; |
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if (variable_get('fedora_namespace_restriction_enforced', true)) { |
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$restricted = true; |
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$allowed_string = variable_get('fedora_pids_allowed', 'default: demo: changeme: islandora:'); |
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$namespaces = explode(':', $allowed_string); |
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foreach ($namespaces as $namespace) { |
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if ($namespace) { |
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$allowed[trim($namespace)] = trim($namespace); |
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} |
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} |
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} |
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module_load_include('inc', 'fedora_repository', 'api/fedora_utils'); |
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module_load_include('inc', 'fedora_repository', 'CollectionPolicy'); |
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$item = new Fedora_Item($parent_collection_pid); |
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$collection_name = $item->objectProfile->objLabel; |
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$new_content_models = get_content_models_as_option_array(); |
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$cm_options = array(); |
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$name_mappings = array(); |
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foreach ($content_models as $content_model) { |
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if ($content_model->pid != "islandora:collectionCModel") { |
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$cm_options[$content_model->pid] = $content_model->name; |
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} |
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} |
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$content_models = get_content_models_as_option_array(); |
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$form['child_creation'] = array( |
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'#title' => "Create Child Collection", |
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'#type' => 'fieldset', |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['child_creation']['titlebox'] = array( |
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'#type' => 'item', |
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'#value' => t("Create New Child Collection within $parent_collection_pid"), |
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); |
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$form['child_creation']['collection_name'] = array( |
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'#title' => "Collection Name", |
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'#type' => 'textfield', |
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'#description' => t("Human readable name for this collection"), |
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); |
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$form['child_creation']['new_collection_pid'] = array( |
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'#title' => "Collection PID", |
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'#type' => 'textfield', |
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'#size' => 15, |
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'#description' => t("Unique PID for this collection. <br />Pids take the general form of namespace:collection eg islandora:pamphlets"), |
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); |
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if (!$restricted) { |
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$form['child_creation']['collection_namespace'] = array( |
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'#title' => "Collection Namespace", |
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'#type' => 'textfield', |
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'#size' => 15, |
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'#default_value' => 'default', |
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'#description' => t("Namespace for objects in this collection."), |
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); |
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} |
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else { |
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$form['child_creation']['collection_namespace'] = array( |
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'#title' => "Collection Namespace", |
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'#type' => 'select', |
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'#options' => $allowed, |
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'#default_value' => 'default', |
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'#description' => t("Namespace for objects in this collection."), |
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); |
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} |
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$form['child_creation']['parent_collection'] = array( |
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'#type' => 'hidden', |
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'#value' => $parent_collection_pid, |
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); |
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$form['child_creation']['content_models'] = array( |
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'#title' => "Choose allowable content models for this collection", |
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'#type' => 'checkboxes', |
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'#options' => $content_models, |
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'#description' => t("Content models describe the behaviours of objects with which they are associated."), |
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); |
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$form['child_creation']['submit'] = array( |
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'#type' => 'submit', |
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'#value' => t('Create Collection'), |
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'#id' => 'create_class' |
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); |
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$form['change_cmodel'] = array( |
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'#title' => "Change Content Models", |
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'#type' => 'fieldset', |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['change_cmodel']['titlebox'] = array( |
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'#type' => 'item', |
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'#value' => t("Change Content Models within $parent_collection_pid"), |
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); |
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$form['change_cmodel']['current_content_model'] = array( |
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'#title' => "Choose content model to be changed", |
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'#type' => 'select', |
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'#options' => $cm_options, |
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'#description' => t("All objects in this collection with the selected content model will be changed."), |
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); |
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$form['change_cmodel']['new_content_model'] = array( |
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'#title' => "Choose new content model", |
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'#type' => 'select', |
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'#options' => $new_content_models, |
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'#description' => t("The new content model to be assigned to selected objects."), |
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); |
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$form['change_cmodel']['collection_pid'] = array( |
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'#type' => 'hidden', |
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'#value' => $parent_collection_pid, |
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); |
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$form['change_cmodel']['submit'] = array( |
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'#type' => 'submit', |
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'#value' => t('Change Content Model Associations'), |
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'#id' => 'change_model', |
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); |
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if (user_access('delete entire collections')) { |
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$form['delete_collection'] = array( |
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'#title' => "Permanently Delete $collection_name", |
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'#type' => 'fieldset', |
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'#description' => t("Clicking this button will delete $collection_name and all objects within. <br /> <strong>This action cannot be undone.</strong>"), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['delete_collection']['confirm'] = array( |
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'#title' => "Are you sure?", |
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'#type' => 'fieldset', |
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'#description' => t('<strong>Clicking the delete button will permanantly remove all objects from this collection. <br /> <strong>This action cannot be undone.</strong> '), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['delete_collection']['confirm']['submit'] = array( |
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'#type' => 'submit', |
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'#value' => t('Delete this collection'), |
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'#id' => 'delete_collection', |
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); |
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} |
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return($form); |
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} |
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/** |
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* collection creation form validate |
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* @param array $form |
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* @param array $form_state |
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*/ |
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function collection_management_form_validate($form, &$form_state) { |
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if ($form_state['clicked_button']['#id'] == 'create_class') { |
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module_load_include('inc', 'fedora_repository', 'api/fedora_item'); |
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module_load_include('inc', 'fedora_repository', 'api/fedora_utils'); |
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$pid = $form_state['values']['new_collection_pid']; |
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$item = new fedora_item($pid); |
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if ($item->exists()) { |
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form_set_error('', t("$pid already exists within your repository. the PID must be unique")); |
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return; |
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} |
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if (!valid_pid($pid)) { |
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form_set_error('', t("$pid is not a valid identifier")); |
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return; |
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} |
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} |
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} |
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/** |
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* collection creation form submit |
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* @global type $user |
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* @param type $form |
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* @param type $form_state |
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*/ |
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function collection_management_form_submit($form, &$form_state) { |
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module_load_include('inc', 'fedora_repository', 'api/fedora_collection'); |
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module_load_include('inc', 'fedora_repository', 'api/fedora_item'); |
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module_load_include('inc', 'fedora_repository', 'api/dublin_core'); |
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global $user; |
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$collection_pid = $form_state['values']['parent_collection']; |
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if ($form_state['clicked_button']['#id'] == 'create_class') { |
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$module_path = drupal_get_path('module', 'fedora_repository'); |
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$thumbnail = drupal_get_path('module', 'Fedora_Repository') . '/images/Crystal_Clear_filesystem_folder_grey.png'; |
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$new_collection_pid = $form_state['values']['new_collection_pid']; |
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$new_collection_label = $form_state['values']['collection_name']; |
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$pid_namespace = $form_state['values']['collection_namespace']; |
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$all_cModels = get_content_models_as_option_array(); |
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$collection_policy = '<?xml version="1.0" encoding="UTF-8"?> |
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<collection_policy xmlns="http://www.islandora.ca" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="" xsi:schemaLocation="http://www.islandora.ca http://syn.lib.umanitoba.ca/collection_policy.xsd"> |
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<content_models> |
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</content_models> |
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<search_terms> |
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</search_terms> |
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<staging_area></staging_area> |
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<relationship>isMemberOfCollection</relationship> |
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</collection_policy>'; |
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$content_models = $form_state['values']['content_models']; |
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$collection_policy_xml = simplexml_load_string($collection_policy); |
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foreach ($content_models as $content_model) { |
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if ($content_model) { |
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$node = $collection_policy_xml->content_models->addChild('content_model'); |
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$node->addAttribute('dsid', 'ISLANDORACM'); |
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$node->addAttribute('name', $all_cModels[$content_model]); |
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$node->addAttribute('namespace', $pid_namespace . ':1'); |
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$node->addAttribute('pid', $content_model); |
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} |
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} |
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$item = fedora_item::ingest_new_item($new_collection_pid, 'A', $new_collection_label, $user->name); |
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$item->add_relationship('isMemberOfCollection', $collection_pid, RELS_EXT_URI); |
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$item->add_relationship('hasModel', 'islandora:collectionCModel', FEDORA_MODEL_URI); |
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$item->add_datastream_from_string($collection_policy_xml->saveXML(), 'COLLECTION_POLICY'); |
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$item->add_datastream_from_file($thumbnail, 'TN'); |
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drupal_goto("/fedora/repository/$new_collection_pid"); |
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} |
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if ($form_state['clicked_button']['#id'] == 'change_model') { |
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$current_content_model = $form_state['values']['current_content_model']; |
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$new_content_model = $form_state['values']['new_content_model']; |
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$policy = CollectionPolicy::loadFromCollection($collection_pid, TRUE); |
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$add_to_policy = TRUE; |
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$policy_cms = $policy->getContentModels(); |
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foreach ($policy_cms as $policy_cm) { |
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if ($policy_cm->pid == $current_content_model) { |
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$namespace = $policy_cm->pid_namespace; |
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} |
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if ($policy_cm->pid == $new_content_model) { |
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$add_to_policy = FALSE; |
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} |
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} |
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if ($add_to_policy) { |
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$policy->addModel(ContentModel::loadFromModel($new_content_model), $namespace); |
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$policy->saveToFedora(); |
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} |
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$query = "select \$object from <#ri> |
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where (\$object <info:fedora/fedora-system:def/model#hasModel> <info:fedora/$current_content_model> |
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and \$object <info:fedora/fedora-system:def/relations-external#isMemberOfCollection> <info:fedora/$collection_pid> |
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and \$object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>)"; |
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$query = htmlentities(urlencode($query)); |
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$content = ''; |
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$url = variable_get('fedora_repository_url', 'http://localhost:8080/fedora/risearch'); |
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$url .= "?type=tuples&flush=TRUE&format=csv&limit=$limit&offset=$offset&lang=itql&stream=on&query=" . $query; |
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$content .= do_curl($url); |
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$results = explode("\n", $content); |
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$object_pids = preg_replace('/^info:fedora\/|"object"/', '', $results); |
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$count = 0; |
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foreach ($object_pids as $object_pid) { |
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if (!$object_pid) { |
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continue; |
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} |
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$item = new fedora_item($object_pid); |
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$item->purge_relationship('hasModel', $current_content_model); |
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$item->add_relationship('hasModel', $new_content_model, FEDORA_MODEL_URI); |
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$count++; |
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} |
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drupal_set_message("$current_content_model changed to $new_content_model on $count objects"); |
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} |
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if ($form_state['clicked_button']['#id'] == 'delete_collection') { |
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$name = $user->name; |
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$objects = get_related_items_as_array($collection_pid, $relationship); |
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$objects[] = $collection_pid; |
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foreach ($objects as $object) { |
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$item_to_delete = new Fedora_Item($object); |
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$item_to_delete->purge("$object purged by $name"); |
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} |
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drupal_goto('fedora/repository'); |
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} |
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} |
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