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398 lines
16 KiB
398 lines
16 KiB
<?php |
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/* |
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* @file |
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* islandora_basic_collection.module |
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* |
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* an Islandora module to handle basic image cmodels |
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* |
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* |
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* This file is part of Islandora. |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with the program. If not, see <http ://www.gnu.org/licenses/>. |
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*/ |
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/** |
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* Implements hook_menu(). |
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* we need some standard entry points so we can have consistent urls for different Object actions |
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*/ |
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function islandora_basic_collection_menu() { |
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$items = array(); |
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$items['islandora/object/%/manage/collection'] = array( |
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'title' => 'Collection Related', |
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'page callback' => 'islandora_basic_collection_manage_object', |
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'page arguments' => array(2), |
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'type' => MENU_LOCAL_TASK, |
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'access callback' => 'islandora_basic_collection_access', |
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'access arguments' => array(2), |
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); |
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$items['admin/islandora/basic_collection'] = array( |
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'title' => 'Islandora Basic Collection', |
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'description' => 'Configure the basic Collection solution pack.', |
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'page callback' => 'drupal_get_form', |
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'access arguments' => array('administer site configuration'), |
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'page arguments' => array('islandora_basic_collection_admin'), |
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'file' => 'admin/islandora_basic_collection.admin.inc', |
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'type' => MENU_NORMAL_ITEM, |
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); |
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/* an example of adding a tab for view |
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$items['islandora/object/%/view/collection'] = array( |
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'title' => 'Collection View', |
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'page callback' => 'islandora_basic_collection_view1', |
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'page arguments' => array(2), |
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'type' => MENU_LOCAL_TASK, |
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'access callback' => 'islandora_basic_collection_access', |
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'access arguments' => array(2), |
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); */ |
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return $items; |
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} |
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/** |
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* Implements hook_menu_local_tasks_alter(). |
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*/ |
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function islandora_basic_collection_menu_local_tasks_alter(&$data, $router_item, $root_path) { |
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if (module_exists('islandora_content_model_forms')) { |
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// Add action link |
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if ($root_path == 'islandora/object/%/manage/collection') { |
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$object_id = $router_item['page_arguments'][0]; |
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$item = menu_get_item("islandora/ingest_form/$object_id"); |
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$item['title'] = 'Add a repository item'; |
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if ($item['access']) { |
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$data['actions']['output'][] = array( |
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'#theme' => 'menu_local_action', |
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'#link' => $item, |
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); |
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} |
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} |
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} |
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} |
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/** |
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* This function is where we create the view for the related menu item |
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* @param type $object_id |
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* @return type |
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*/ |
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function islandora_basic_collection_manage_object($object_id) { |
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module_load_include('inc', 'islandora_basic_collection', 'includes/CollectionManagement'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/CollectionManagerTable'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/DeleteCollection'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/MoveCollection'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/ChildCollection'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/ManagePolicies'); |
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module_load_include('inc', 'islandora_basic_collection', 'includes/ChangeContentModels'); |
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$form = array(); |
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$form['collection_manager'] = array( |
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'#type' => 'vertical_tabs', |
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'#weight' => 0, |
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'#prefix' => '', |
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); |
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$form['collection_manager']['create_child_collection'] = array( |
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'#title' => t('Create Child Collection'), |
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'#type' => 'fieldset', |
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); |
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$form['collection_manager']['create_child_collection']['form'] = drupal_get_form('islandora_create_child_collection_form', $object_id); |
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$form['collection_manager']['manage_policies'] = array( |
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'#type' => 'fieldset', |
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'#title' => t('Manage Collection Policies'), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['collection_manager']['manage_policies']['form'] = drupal_get_form('islandora_manage_policies_form', $object_id); |
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$form['collection_manager']['change_content_models'] = array( |
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'#type' => 'fieldset', |
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'#title' => t('Change Content Models'), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['collection_manager']['change_content_models']['form'] = drupal_get_form('islandora_change_content_models_form', $object_id); |
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$form['collection_manager']['migrate_members'] = array( |
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'#type' => 'fieldset', |
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'#title' => t('Migrate Members'), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['collection_manager']['migrate_members']['form'] = drupal_get_form('islandora_collection_migrate_form', $object_id); |
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$form['collection_manager']['delete_members'] = array( |
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'#type' => 'fieldset', |
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'#title' => t('Delete Members of this Collection'), |
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'#collapsible' => TRUE, |
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'#collapsed' => TRUE, |
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); |
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$form['collection_manager']['delete_members']['form'] = drupal_get_form('islandora_collection_deletion_form', $object_id); |
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return $form; |
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// return 'Collection CModel edit function ' . $object_id; |
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} |
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/** |
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* determines whether or not to show this modules manage tab |
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* @global object $user |
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* @param string $object_id |
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* @return boolean |
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*/ |
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function islandora_basic_collection_access($object_id) { |
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module_load_include('inc', 'islandora', 'RestConnection'); |
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global $user; |
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try { |
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$restConnection = new RestConnection($user); |
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$fedora_object = new FedoraObject($object_id, $restConnection->repository); |
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} catch (Exception $e) { |
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return FALSE; |
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} |
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if (!isset($fedora_object)) { |
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return FALSE; |
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} |
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$models = $fedora_object->models; |
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$cmodel_list = islandora_basic_collection_islandora_get_types(); |
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foreach ($fedora_object->models as $model) { |
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if (isset($cmodel_list[$model])) { |
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return user_access(FEDORA_MANAGE); |
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} |
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} |
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return FALSE; |
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} |
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/** |
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* Theme registry function |
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* We supply a pattern so we can overide templates at the theme level if needed. |
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* we can append a pid to a template and the new template file will be called (the pids |
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* colon should be replaced with a dash) |
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* @return array |
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*/ |
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function islandora_basic_collection_theme($existing, $type, $theme, $path) { |
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return array( |
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'islandora_basic_collection' => array( |
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'template' => 'islandora-basic-collection', |
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'pattern' => 'islandora_basic_collection__', //we can add pids to the end of this pattern in our preprocess function |
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// and templates will be able to have have a pid appended to the template name to overide a template on a per object basis |
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//an example template would be named islandora-basic-image--islandora-27.tpl.phps |
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'variables' => array('islandora_object' => NULL), |
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), |
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'islandora_basic_collection_grid' => array( |
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'template' => 'islandora-basic-collection-grid', |
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'pattern' => 'islandora_basic_collection_grid__', |
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'variables' => array('islandora_object' => NULL), |
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), |
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'islandora_basic_collection_management_form_table' => array( |
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'arguments' => array('element' => NULL), |
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'file' => 'includes/CollectionManagerTable.inc', |
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), |
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); |
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} |
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/** |
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* tells the main module what types of objects we support. This is used to determine whether or not |
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* this module should attempt to respond. |
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* If ISLANDORA_VIEW_HOOK = TRUE this function will populate the default tab. This should be configurable |
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* in the modules admin section, otherwise two modules can populate one tab. |
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* @return array |
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* array of content model pids that this module supports |
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*/ |
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function islandora_basic_collection_islandora_get_types() { |
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$types = array(); |
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$types['islandora:collectionCModel'][ISLANDORA_VIEW_HOOK] = variable_get('islandora_basic_collection_use_for_default_tab', TRUE); |
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//$types['islandora:collectionCModel'][ISLANDORA_EDIT_HOOK] = FALSE; |
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return $types; |
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} |
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/** |
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* this modules implentation of view_object hook will handle objects of type islandora:basicImageCModel and info:fedora/islandora:sp_basic_image |
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* as registered in its return types |
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* Other modules would handle objects of other types. |
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* @param Object $object |
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* a tuque fedora object |
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* @param object $user |
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* @param string $page_number |
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* @param string $page_size |
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* @return string |
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* themed html |
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*/ |
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function islandora_basic_collection_islandora_view_object($object, $user) { |
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//global $user; |
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$cmodel_list = islandora_basic_collection_islandora_get_types(); |
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$models = $object->models; |
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foreach ($object->models as $model) { |
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if (isset($cmodel_list[$model][ISLANDORA_VIEW_HOOK]) && $cmodel_list[$model][ISLANDORA_VIEW_HOOK] == TRUE) { |
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$display = (empty($_GET['display'])) ? 'list' : $_GET['display']; |
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if ($display == 'grid') { |
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$output = theme('islandora_basic_collection_grid', array('islandora_object' => $object)); |
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} |
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else { |
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$output = theme('islandora_basic_collection', array('islandora_object' => $object)); |
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} |
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return array('Collection View' => $output); |
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} |
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} |
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return NULL; |
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} |
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/** |
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* list view preprocess |
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* currently just calls normal view preprocess as variables are the same |
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* @param type $variables |
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*/ |
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function islandora_basic_collection_preprocess_islandora_basic_collection_grid(&$variables) { |
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islandora_basic_collection_preprocess_islandora_basic_collection($variables); |
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} |
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/** |
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* |
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* @global type $base_url |
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* @param array $variables |
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* an array of variables that will be passed to the theme function |
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*/ |
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function islandora_basic_collection_preprocess_islandora_basic_collection(&$variables) { |
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// base url |
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global $base_url; |
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// base path |
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global $base_path; |
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$islandora_object = $variables['islandora_object']; |
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module_load_include('inc', 'islandora', 'includes/islandora_dublin_core'); |
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try { |
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$dc = $islandora_object['DC']->content; |
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$dc_object = Dublin_Core::import_from_xml_string($dc); |
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} catch (Exception $e) { |
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drupal_set_message(t('Error retrieving object %s %t', array('%s' => $islandora_object->id, '%t' => $e->getMessage())), 'error'); |
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} |
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$page_number = (empty($_GET['page'])) ? 0 : $_GET['page']; |
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$page_size = (empty($_GET['pagesize'])) ? variable_get('islandora_basic_collection_page_size', '10') : $_GET['pagesize']; |
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$results = islandora_basic_collection_get_objects($islandora_object, $page_number, $page_size); |
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$total_count = count($results); |
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pager_default_initialize($total_count, $page_size); |
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$pager = theme('pager', array('quantity' => $total_count)); |
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$variables['pager'] = $pager; |
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$variables['islandora_dublin_core'] = $dc_object; |
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$variables['islandora_object_label'] = $islandora_object->label; |
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$variables['theme_hook_suggestions'][] = 'islandora_basic_collection__' . str_replace(':', '_', $islandora_object->id); |
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if (isset($islandora_object['OBJ'])) { |
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$full_size_url = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/OBJ/view'; |
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$variables['islandora_full_img'] = '<img src="' . $full_size_url . '"/>'; |
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} |
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if (isset($islandora_object['TN'])) { |
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$thumbnail_size_url = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/TN/view'; |
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$variables['islandora_thumbnail_img'] = '<img src="' . $thumbnail_size_url . '"/>'; |
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} |
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if (isset($islandora_object['MEDIUM_SIZE'])) { |
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$medium_size_url = $base_url . '/islandora/object/' . $islandora_object->id . '/datastream/MEDIUM_SIZE/view'; |
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$variables['islandora_medium_img'] = '<img src="' . $medium_size_url . '"/>'; |
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} |
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$associated_objects_array = array(); |
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$start = $page_size * ($page_number); |
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$end = min($start + $page_size, $total_count); |
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for ($i = $start; $i < $end; $i++) { |
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$pid = $results[$i]['object']['value']; |
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$fc_object = islandora_basic_collection_get_object($pid); |
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if (!isset($fc_object)) { |
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continue; //null object so don't show in collection view; |
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} |
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$associated_objects_array[$pid]['object'] = $fc_object; |
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try { |
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$dc = $fc_object['DC']->content; |
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$dc_object = Dublin_Core::import_from_xml_string($dc); |
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$associated_objects_array[$pid]['dc_array'] = $dc_object->as_formatted_array(); |
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} catch (Exception $e) { |
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drupal_set_message(t('Error retrieving object %s %t', array('%s' => $islandora_object->id, '%t' => $e->getMessage())), 'error'); |
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} |
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$object_url = 'islandora/object/' . $pid; |
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$thumbnail_img = '<img src="' . $base_path . $object_url . '/datastream/TN/view"' . '/>'; |
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$title = $results[$i]['title']['value']; |
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$associated_objects_array[$pid]['pid'] = $pid; |
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$associated_objects_array[$pid]['path'] = $object_url; |
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$associated_objects_array[$pid]['title'] = $title; |
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$associated_objects_array[$pid]['class'] = strtolower(preg_replace('/[^A-Za-z0-9]/', '-', $pid)); |
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if (isset($fc_object['TN'])) { |
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$thumbnail_img = '<img src="' . $base_path . $object_url . '/datastream/TN/view"' . '/>'; |
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} |
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else { |
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$thumbnail_img = '<img src="http://codesprint-centos.islandora.ca/islandora/object/islandora%3A52/datastream/TN"' . '/>'; |
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} |
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$associated_objects_array[$pid]['thumbnail'] = $thumbnail_img; |
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$associated_objects_array[$pid]['title_link'] = l($title, $object_url, array('html' => TRUE, 'attributes' => array('title' => $title))); |
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$associated_objects_array[$pid]['thumb_link'] = l($thumbnail_img, $object_url, array('html' => TRUE, 'attributes' => array('title' => $title))); |
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} |
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$variables['associated_objects_array'] = $associated_objects_array; |
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} |
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function islandora_basic_collection_get_object($object_id) { |
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module_load_include('inc', 'islandora', 'RestConnection'); |
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global $user; |
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try { |
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$restConnection = new RestConnection($user); |
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$fedora_object = new FedoraObject($object_id, $restConnection->repository); |
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} catch (Exception $e) { |
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//drupal_set_message(t('Error getting Islandora object %s', array('%s' => $object_id)), 'error'); |
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return NULL; |
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} |
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return $fedora_object; |
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} |
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function islandora_basic_collection_get_objects($object, $page_number = 1, $page_size = 5) { |
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$query = 'select $object $title $content from <#ri> |
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where ($object <fedora-model:label> $title |
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and $object <fedora-model:hasModel> $content |
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and ($object <fedora-rels-ext:isMemberOfCollection> <info:fedora/' . $object->id . '> |
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or $object <fedora-rels-ext:isMemberOf> <info:fedora/' . $object->id . '>) |
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and $object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>) |
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minus $content <mulgara:is> <info:fedora/fedora-system:FedoraObject-3.0> |
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order by $title'; |
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module_load_include('inc', 'islandora', 'RestConnection'); |
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$query_array = array('query' => $query, 'type' => 'itql', 'pid' => $object->id, 'page_size' => $page_size, 'page_number' => $page_number); |
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drupal_alter('islandora_basic_collection_query', $query_array); |
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global $user; |
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try { |
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$restConnection = new RestConnection($user); |
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$queryObject = new RepositoryQuery($restConnection->connection); |
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$results = $queryObject->query($query_array['query'], $query_array['type']); |
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} catch (Exception $e) { |
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drupal_set_message(t('Islandora Error getting related objects for %s', array('%s' => $object->id)), 'error'); |
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return""; |
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} |
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return $results; |
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} |
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function islandora_basic_collection_islandora_ingest_get_information($models, $object) { |
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if (in_array('islandora:collectionCModel', $models) && isset($object['COLLECTION_POLICY'])) { |
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try { |
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module_load_include('inc', 'islandora_basic_collection', 'includes/CollectionPolicy'); |
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$return = array(); |
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$policy = new CollectionPolicy($object['COLLECTION_POLICY']->content); |
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$return['models'] = $policy->getContentModels(); |
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$return['relationship'] = $policy->getRelationship(); |
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return $return; |
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} catch (Exception $e) { |
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drupal_set_message(t('Islandora Error getting collection info for %s', array('%s' => $object->id)), 'error'); |
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} |
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} |
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} |