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Drupal modules for browsing and managing Fedora-based digital repositories.
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islandora/fedora_repository.module

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<?php
// $Id$
/*
* Created on Aug 10, 2007
*
* To change the template for this generated file go to
* Window - Preferences - PHPeclipse - PHP - Code Templates
*/
/**
* Drupal hook for admin form
* fedora_repository_name is the name of the top level collection this module will query
* fedora_repository_pid is the name of the top level pid.
* Stores this info in the drupal variables table.
* the name and pid can also be passed as url parameters
*/
function fedora_repository_admin() {
module_load_include('inc', 'fedora_repository', 'formClass');
$adminForm = new formClass();
return $adminForm->createAdminForm();
}
function fedora_repository_admin_settings_submit($form, $form_values) {
drupal_set_message("Custom form handler.");
}
/**
* drupal hook
* calls the fedora_repositorys_admin form
*/
function fedora_repository_menu() {
module_load_include('inc', 'fedora_repository', 'formClass');
$adminMenu = new formClass();
return $adminMenu->createMenu();
}
/**
* drupal hook to show help
*/
function fedora_repository_help($path, $arg) {
switch ($path) {
case 'admin/modules#description' :
return t('Grabs a list of items from a collection in Drupal that are presented on the home page.');
case 'node/add#fedora_repository' :
return t('Use this page to grab a list of items from a Fedora collection.');
}
}
function fedora_repository_purge_object($pid = NULL, $name = NULL) {
if (!user_access('purge objects and datastreams')) {
drupal_set_message(t('You do not have access to add a datastream to this object.'), 'error');
return '';
}
if ($pid == NULL) {
drupal_set_message(t('You must specify an object pid to purge an object.'), 'error');
return '';
}
$output = t('Are you sure you wish to purge object %name %pid!<br /><b>This cannot be undone</b><br />',
array(
'%name' => $name,
'%pid' => $pid)
);
$output .= drupal_get_form('fedora_repository_purge_object_form', $pid);
return $output;
}
function fedora_repository_collection_view($pid = NULL, $collection = NULL, $pageNumber = NULL) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
global $user;
if (!fedora_repository_access(OBJECTHELPER :: $OBJECT_HELPER_VIEW_FEDORA, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or access to Fedora denied."), 'error');
return ' ';
}
$objectHelper = new ObjectHelper();
if ($pid == NULL) {
$pid = variable_get('fedora_repository_pid', 'islandora:top');
}
$content = '';
module_load_include('inc', 'fedora_repository', 'CollectionClass');
$collectionClass = new CollectionClass();
$results = $collectionClass->getRelatedItems($pid, NULL);
$content .= $objectHelper->parseContent($results, $pid, $dsId, $collection, $pageNumber);
return $content;
}
function fedora_repository_ingest_object($collection_pid=NULL, $collection_label = NULL, $content_model = NULL) {
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
if (!user_access('ingest new fedora objects')) {
drupal_set_message(t('You do not have permission to ingest.'), 'error');
return '';
}
if (!validPid($collection_pid)) {
if (validPid(urldecode($collection_pid))) {
$collection_pid = urldecode($collection_pid);
} else {
drupal_set_message(t("This collection PID $collection_pid is not valid"), 'error');
return ' ';
}
}
if ($collection_pid == NULL) {
drupal_set_message(t('You must specify a collection object pid to ingest an object.'), 'error');
return '';
}
$output = drupal_get_form('fedora_repository_ingest_form', $collection_pid, $collection_label, $content_model);
$breadcrumbs = array();
$objectHelper = new ObjectHelper();
$objectHelper->getBreadcrumbs($collection_pid, $breadcrumbs);
drupal_set_breadcrumb(array_reverse($breadcrumbs));
return $output;
}
function fedora_repository_ingest_form_submit($form, &$form_state) {
//only validate the form if the submit button was pressed (other buttons may be used for AHAH
if ($form_state['clicked_button']['#id'] == 'edit-submit') {
global $base_url;
module_load_include('inc', 'fedora_repository', 'CollectionClass');
module_load_include('inc', 'fedora_repository', 'CollectionPolicy');
module_load_include('inc', 'fedora_repository', 'ContentModel');
$contentModelPid = ContentModel::getPidFromIdentifier($form_state['values']['models']);
$contentModelDsid = ContentModel::getDSIDFromIdentifier($form_state['values']['models']);
$err = TRUE;
$redirect = TRUE;
if (($cp = CollectionPolicy::loadFromCollection($form_state['values']['collection_pid'])) !== FALSE) {
$relationship = $cp->getRelationship();
if (($cm = ContentModel::loadFromModel($contentModelPid, $contentModelDsid)) !== FALSE) {
$pid = $cp->getNextPid($contentModelDsid);
global $user;
$form_state['values']['user_id'] = $user->name;
$form_state['values']['pid'] = $pid;
$form_state['values']['content_model_pid'] = $contentModelPid;
$form_state['values']['relationship'] = $relationship;
$err = (!$cm->execFormHandler($form_state['values'],$form_state));
$_SESSION['fedora_ingest_files'] = ''; //empty this variable
$attr = $cm->getIngestFormAttributes();
$redirect = $attr['redirect'];
if ($redirect) {
$form_state['storage'] = NULL;
}
}
}
if ($redirect) {
$form_state['redirect'] = ($err) ? ' ' : $base_url . "/fedora/repository/{$form_state['values']['collection_pid']}";
}
}
}
function fedora_repository_ingest_form_validate($form, &$form_state) {
//only validate the form if the submit button was pressed (other buttons may be used for AHAH
if ($form_state['clicked_button']['#id'] == 'edit-submit') {
switch ($form_state['storage']['step']) {
case 1:
$form_state['storage']['step']++;
$form_state['rebuild'] = TRUE;
break;
case 2:
// Get the uploaded file.
$validators = array();
if (!empty($_FILES['files']['name']['ingest-file-location'])) {
$fileObject = file_save_upload('ingest-file-location', $validators);
file_move($fileObject->filepath, 0, 'FILE_EXISTS_RENAME');
$form_state['values']['ingest-file-location'] = $fileObject->filepath;
}
if (file_exists($form_state['values']['ingest-file-location'])) {
module_load_include('inc', 'fedora_repository', 'ContentModel');
module_load_include('inc', 'fedora_repository', 'MimeClass');
$file = $form_state['values']['ingest-file-location'];
$contentModelPid = ContentModel::getPidFromIdentifier($form_state['values']['models']);
$contentModelDsid = ContentModel::getDSIDFromIdentifier($form_state['values']['models']);
if (($cm = ContentModel::loadFromModel($contentModelPid, $contentModelDsid)) !== FALSE) {
$allowedMimeTypes = $cm->getMimetypes();
$mimetype = new MimeClass();
$dformat = $mimetype->getType($file);
if (!empty($file)) {
if (!in_array($dformat, $allowedMimeTypes)) {
form_set_error('ingest-file-location', t('The uploaded file\'s mimetype (' . $dformat . ') is not associated with this Content Model. The allowed types are ' .
implode(' ', $allowedMimeTypes)));
file_delete($file);
return;
} elseif (!$cm->execIngestRules($file, $dformat)) {
drupal_set_message(t('Error following Content Model Rules'), 'error');
foreach (ContentModel::$errors as $err) {
drupal_set_message($err, 'error');
}
}
}
}
}
$form_state['rebuild'] = FALSE;
break;
}
}
}
function fedora_repository_ingest_form(&$form_state, $collection_pid, $collection_label = NULL, $content_model = NULL) {
module_load_include('inc', 'fedora_repository', 'formClass');
// For the sake of easily maintaining the module in different core versions create our own form_values variable.
if (empty($form_state['storage']['step'])) {
$form_state['storage']['step'] = 1;
}
$ingestForm = new formClass();
$form_state['storage']['content_model'] = $content_model;
$form_state['storage']['collection_pid'] = $collection_pid;
return $ingestForm->createIngestForm($collection_pid, $collection_label, $form_state);
}
function fedora_repository_purge_object_form(&$form_state, $pid, $referrer = NULL) {
global $base_url;
if (!user_access('purge objects and datastreams')) {
return NULL;
}
if ($pid == NULL) {
return NULL;
}
$form['pid'] = array(
'#type' => 'hidden',
'#value' => "$pid"
);
if (!strstr( drupal_get_destination(), urlencode('fedora/repository'))) {
$form['referrer'] = array(
'#type' => 'hidden',
'#value' => $referrer,
);
}
if(!isset($form_state['storage']['confirm'])) {
// do your normal $form definition here
$form['submit'] = array(
'#type' => 'image_button',
'#src' => drupal_get_path('module', 'fedora_repository').'/images/purge_big.png',
'#value' => t('Purge'),
'#suffix' => 'Purge this object',
);
if (!empty($collectionPid)) {
$collectionPid = $_SESSION['fedora_collection'];
}
//$form['#redirect'] = $referrer;
return $form;
}
else {
// ALSO do $form definition here. Your final submit handler (after user clicks Yes, I Confirm) will only see $form_state info defined here. Form you create here passed as param1 to confirm_form
return confirm_form($form, 'Confirm Purge Object', $referrer, 'Are you sure you want to delete this object? This action cannot be undone.', 'Delete', 'Cancel'); //Had better luck leaving off last param 'name'
}
return $form;
}
function add_stream($collection_pid=NULL, $collectionName=NULL) {
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
if (!validPid($collection_pid)) {
drupal_set_message(t("This PID is not valid!"), 'error');
return ' ';
}
if (!user_access('ingest new fedora objects')) {
drupal_set_message(t('You do not have permission to ingest.'), 'error');
return '';
}
if ($collection_pid == NULL) {
drupal_set_message(t('You must specify an collection object pid to ingest an object.'), 'error');
return '';
}
$output .= drupal_get_form('fedora_repository_add_stream_form', $pid);
return $output;
}
function add_stream_form_submit($form, &$form_state) {
global $base_url;
if (!empty($form_state['submit']) && $form_state['submit'] == 'OK') {
$form_state['rebuild'] = TRUE;
return;
}
module_load_include('inc', 'fedora_repository', 'MimeClass');
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
$pathToModule = drupal_get_path('module', 'fedora_repository');
$file = $form_state['values']['add-stream-file-location'];
$pid = $form_state['values']['pid'];
$dsid = $form_state['values']['stream_id'];
$dsLabel = $form_state['values']['stream_label'] . substr($file, strrpos($file, '.')); // Add the file extention to the end of the label.;
$file_basename = basename($file);
$file_directory = dirname($file);
$streamUrl = $base_url . '/' . $file_directory . '/' . urlencode($file_basename);
/* -----------------------------------------------------------------
* need a better way to get mimetypes
*/
$mimetype = new MimeClass();
$dformat = $mimetype->getType($file);
$controlGroup = "M";
if ($dformat == 'text/xml') {
$controlGroup = 'X';
}
try {
$item = new Fedora_Item($pid);
$item->add_datastream_from_url($streamUrl, $dsid, $dsLabel, $dformat, $controlGroup);
$object_helper = new ObjectHelper();
$object_helper->get_and_do_datastream_rules($pid, $dsid, $file);
file_delete($file);
} catch (exception $e) {
drupal_set_message(t($e->getMessage()), 'error');
return;
}
$form_state['rebuild'] = TRUE;
}
function add_stream_form(&$form_state, $pid) {
module_load_include('inc', 'fedora_repository', 'formClass');
$addDataStreamForm = new formClass();
return $addDataStreamForm->createAddDataStreamForm($pid, $form_state);
}
function add_stream_form_validate($form, &$form_state) {
if ($form_state['clicked_button']['#value'] == 'OK') {
$form_state['rebuild'] = TRUE;
return;
}
$dsid = $form_state['values']['stream_id'];
$dsLabel = $form_state['values']['stream_label'];
if (strlen($dsid) > 64) {
form_set_error('', t('Data stream ID cannot be more than 64 characters.'));
return FALSE;
}
if (!(preg_match("/^[a-zA-Z]/", $dsid))) {
form_set_error('', t("Data stream ID ($dsid) has to start with a letter."));
return FALSE;
}
if (strlen($dsLabel) > 64) {
form_set_error('', t('Data stream Label cannot be more than 64 characters.'));
return FALSE;
}
if (strpos($dsLabel, '/')) {
form_set_error('', t('Data stream Label cannot contain a "/".'));
return FALSE;
}
$validators = array(
// 'file_validate_is_image' => array(),
// 'file_validate_image_resolution' => array('85x85'),
// 'file_validate_size' => array(30 * 1024),
);
$fileObject = file_save_upload('add-stream-file-location', $validators);
// Move the uploaded file to Drupal's files directory.
file_move($fileObject->filepath, 0, 'FILE_EXISTS_RENAME');
$form_state['values']['add-stream-file-location'] = $fileObject->filepath;
// TODO: Add error checking here.
$form_state['rebuild'] = FALSE;
}
function fedora_repository_purge_stream($pid = NULL, $dsId = NULL, $name = NULL) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
global $user;
if ($pid == NULL || $dsId == NULL) {
drupal_set_message(t('You must specify an object pid and DataStream ID to purge a datastream'), 'error');
return ' ';
}
if (!fedora_repository_access(OBJECTHELPER :: $PURGE_FEDORA_OBJECTSANDSTREAMS, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or you do not have permission to purge objects."), 'error');
return ' ';
}
$output = t('Are you sure you wish to purge this datastream %name<br />',
array(
'%name' => $name)
);
$output .= drupal_get_form('fedora_repository_purge_stream_form', $pid, $dsId);
return $output;
}
function fedora_repository_purge_object_form_submit($form, &$form_state) {
module_load_include('inc', 'fedora_repository', 'ConnectionHelper');
$pid = $form_state['values']['pid'];
if (!isset($form_state['storage']['confirm'])) {
$form_state['storage']['confirm'] = TRUE; // this will cause the form to be rebuilt, entering the confirm part of the form
$form_state['rebuild'] = TRUE; // along with this
}
else {
// this is where you do your processing after they have pressed the confirm button
$params = array(
"pid" => $pid,
"logMessage" => "Purged",
"force" => ""
);
try {
$soapHelper = new ConnectionHelper();
$client = $soapHelper->getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
$object = $client->__soapCall('purgeObject', array($params));
unset($form_state['storage']['confirm']);
} catch (exception $e) {
if (preg_match('/org\.fcrepo\.server\.security\.xacml\.pep\.AuthzDeniedException/', $e->getMessage())) {
drupal_set_message(t('Error: Insufficient permissions to purge object.'), 'error');
} else {
drupal_set_message(t($e->getMessage()), 'error');
}
return;
}
if (!empty($form_state['values']['referrer'])) {
$form_state['redirect'] = $form_state['values']['referrer'];
}
elseif (empty($collectionPid) && !empty($_SESSION['fedora_collection']) && $_SESSION['fedora_collection'] != $pid) {
$collectionPid = $_SESSION['fedora_collection'];
$form_state['redirect'] = "fedora/repository/$collectionPid/";
}
else {
$form_state['redirect'] = 'fedora/repository/';
}
}
}
function fedora_repository_purge_stream_form(&$form_state, $pid, $dsId) {
$form['pid'] = array(
'#type' => 'hidden',
'#value' => "$pid"
);
$form['dsid'] = array(
'#type' => 'hidden',
'#value' => "$dsId"
);
$form['submit'] = array(
'#type' => 'submit',
'#value' => t('Purge')
);
return $form;
}
function fedora_repository_purge_stream_form_submit($form, &$form_state) {
global $base_url;
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
//$client = getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
$pid = $form_state['values']['pid'];
$item = new Fedora_Item($pid);
$dsid = $form_state['values']['dsid'];
try {
$item->purge_datastream($dsid);
} catch (exception $e) {
drupal_set_message(t($e->getMessage()), 'error');
}
$form_state['redirect'] = $base_url . "/fedora/repository/$pid";
}
function fedora_repository_replace_stream($pid, $dsId, $dsLabel, $collectionName = NULL) {
if ($pid == NULL || $dsId == NULL) {
drupal_set_message(t('You must specify an pid and dsId to replace.'), 'error');
return '';
}
$output = drupal_get_form('fedora_repository_replace_stream_form', $pid, $dsId, $dsLabel);
return $output;
}
function fedora_repository_replace_stream_form(&$form_state, $pid, $dsId, $dsLabel) {
//module_load_module_load_include('hp', ''Fedora_Repository'', 'config', 'fedora_repository', '');
module_load_include('inc', 'Fedora_Repository', 'formClass');
//$client = getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
$replaceDataStreamForm = new formClass();
return $replaceDataStreamForm->createReplaceDataStreamForm($pid, $dsId, $dsLabel, $form_state);
}
function fedora_repository_replace_stream_form_validate($form, &$form_state) {
// If a file was uploaded, process it.
if (isset($_FILES['files']) && is_uploaded_file($_FILES['files']['tmp_name']['file'])) {
// attempt to save the uploaded file
$file = file_save_upload('file', array(), file_directory_path());
// set error is file was not uploaded
if (!$file) {
form_set_error('file', 'Error uploading file.');
return;
}
$doc = new DOMDocument();
module_load_include('inc', 'Fedora_Repository', 'MimeClass');
$mime = new MimeClass();
if ($mime->getType($file->filepath) == 'text/xml' && !$doc->load($file->filepath)) {
form_set_error('file', 'Invalid XML format.');
return;
}
// set files to form_state, to process when form is submitted
$form_state['values']['file'] = $file;
}
}
function fedora_repository_replace_stream_form_submit($form, &$form_state) {
global $base_url;
$file = $form_state['values']['file'];
$pid = $form_state['values']['pid'];
$dsid = $form_state['values']['dsId'];
$dsLabel = $form_state['values']['dsLabel'];
// Remove the original file extension from the label and add the new one
$indexOfDot = strrpos($dsLabel,'.');//use strrpos to get the last dot
if($indexOfDot !== FALSE){
$dsLabel = substr($dsLabel, 0, $indexOfDot);
$dsLabel .= substr($file->filename, strrpos($file->filename, '.')); // Add the file extention to the end of the label.;
}
module_load_include('inc', 'Fedora_Repository', 'MimeClass');
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
$file_basename = basename($file->filepath);
$file_directory = dirname($file->filepath);
$streamUrl = $base_url . '/' . $file_directory . '/' . urlencode($file_basename);
/* -----------------------------------------------------------------
* TODO: need a better way to get mimetypes
*/
$mimetype = new MimeClass();
$dformat = $mimetype->getType($file->filepath);
$item = new Fedora_Item($pid);
$item->modify_datastream_by_reference($streamUrl, $dsid, $dsLabel, $dformat);
$form_state['redirect'] = 'fedora/repository/' . $pid;
}
function fedora_repository_edit_qdc_page($pid = NULL, $dsId = NULL) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
global $user;
if ($pid == NULL || $dsId == NULL) {
drupal_set_message(t('You must specify an object pid and a Dublin Core DataStream ID to edit metadata'), 'error');
return ' ';
}
if (!fedora_repository_access(OBJECTHELPER :: $EDIT_FEDORA_METADATA, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or you do not have permission to edit meta data for this object."), 'error');
return ' ';
}
$output = drupal_get_form('fedora_repository_edit_qdc_form', $pid, $dsId);
return $output;
}
function fedora_repository_edit_qdc_form(&$form_state, $pid, $dsId = NULL) {
module_load_include('inc', 'fedora_repository', 'ContentModel');
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
if ($pid == NULL) {
drupal_set_message(t('You must specify an object pid!'), 'error');
}
global $user;
if (!fedora_repository_access(OBJECTHELPER :: $EDIT_FEDORA_METADATA, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or you do not have permission to edit meta data for this object."), 'error');
return ' ';
}
module_load_include('inc', 'fedora_repository', 'formClass');
module_load_include('inc', 'fedora_repository', 'ConnectionHelper');
$soapHelper = new ConnectionHelper();
$client = $soapHelper->getSoapClient(variable_get('fedora_soap_url', 'http://localhost:8080/fedora/services/access?wsdl'));
// Check if there is a custom edit metadata function defined in the content model.
$breadcrumbs = array();
$objectHelper = new ObjectHelper();
$objectHelper->getBreadcrumbs($pid, $breadcrumbs);
drupal_set_breadcrumb(array_reverse($breadcrumbs));
$output = '';
if (($cm = ContentModel::loadFromObject($pid)) !== FALSE) {
$output = $cm->buildEditMetadataForm($pid, $dsId);
}
if (empty($output)) {
// There is no custom function, so just load the standard QDC form.
$metaDataForm = new formClass();
//currently we only edit the dc metadata. If you defined a custom form with a custom handler you are sol for now.
return $metaDataForm->createMetaDataForm($pid, $dsId, $client);
}
return $output;
}
function fedora_repository_edit_qdc_form_validate($form, &$form_state) {
}
/**
* Check if there is a custom edit metadata function defined in the content model. If so,
* call it, if not do the submit action for the standard QDC metadata. Custom forms will
* need to implement their own equivalent to the FormClass->updateMetaData function
*
* @param array $form
* @param array $form_state
* @return
*/
function fedora_repository_edit_qdc_form_submit($form, &$form_state) {
module_load_include('inc', 'fedora_repository', 'ConnectionHelper');
global $base_url;
if (strstr($form_state['clicked_button']['#id'], 'edit-submit')) {
//$client = getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
$soap_helper = new ConnectionHelper();
$client = $soap_helper->getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
// Check the content model for a custom edit metadata form submit function.
if (isset($form_state['values']['pid'])) {
module_load_include('inc', 'fedora_repository', 'ContentModel');
if (($cm = ContentModel::loadFromObject($form_state['values']['pid'])) !== FALSE) {
return $cm->handleEditMetadataForm($form_state['values']['form_id'], $form_state, $client);
}
}
module_load_include('inc', 'fedora_repository', 'formClass');
$metaDataForm = new formClass();
$return_value = $metaDataForm->updateMetaData($form_state['values']['form_id'], $form_state['values'], $client);
$form_state['redirect'] = $base_url . '/fedora/repository/' . $form_state['values']['pid'];
return $return_value;
}
}
/**
* drupal hook
* creates a new permission than can be assigned to roles
*/
function fedora_repository_perm() {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
return array(
OBJECTHELPER::$OBJECT_HELPER_VIEW_FEDORA,
OBJECTHELPER::$EDIT_FEDORA_METADATA,
OBJECTHELPER::$PURGE_FEDORA_OBJECTSANDSTREAMS,
OBJECTHELPER::$ADD_FEDORA_STREAMS,
OBJECTHELPER::$INGEST_FEDORA_OBJECTS,
OBJECTHELPER::$EDIT_TAGS_DATASTREAM,
OBJECTHELPER::$VIEW_DETAILED_CONTENT_LIST,
);
}
/**
* drupal hook
* determines if a user has access to what they are asking for
*
*
*/
function fedora_repository_access($op, $node, $account) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
$objectHelper = new ObjectHelper();
return $objectHelper->fedora_repository_access($op, $node, $account);
}
/**
* Grabs a stream from fedora sets the mimetype and returns it. $dsID is the
* datastream id.
* @param $pid String
* @param $dsID String
*/
function makeObject($pid, $dsID) {
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
if (!validPid($pid)) {
drupal_set_message(t("Invalid PID!"), 'error');
return ' ';
}
if (!validDsid($dsID)) {
drupal_set_message(t("Invalid dsID!"), 'error');
return ' ';
}
if ($pid == NULL || $dsID == NULL) {
drupal_set_message(t("No pid or dsid given to create an object with."));
return ' ';
}
global $user;
if (!fedora_repository_access(OBJECTHELPER :: $OBJECT_HELPER_VIEW_FEDORA, $pid, $user)) {
drupal_access_denied();
return;
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace."), 'error');
return ' ';
}
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
$objectHelper = new ObjectHelper();
$objectHelper->makeObject($pid, $dsID);
}
/**
* Sends an ITQL query to the Fedora Resource index (can only communicate with Kowari or mulgara)
* Reads the pid and datastream id as url parameters. Queries the collection object for the query
* if there is no query datastream falls back to the query shipped with the module.
* @return String
*/
function fedora_repository_get_items($pid = NULL, $dsId = NULL, $collection = NULL, $page_number = NULL, $limit = NULL) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
global $user;
if (!fedora_available()) {
drupal_set_message('The Fedora repository server is currently unavailable. Please contact the site administrator.', 'warning', FALSE);
return '';
}
if ($pid &!validPid($pid)) {
drupal_set_message(t("Invalid PID!"), 'error');
return ' ';
}
if ($dsId &!validDsid($dsId)) {
drupal_set_message(t("Invalid dsID!"), 'error');
return ' ';
}
if (!fedora_repository_access(OBJECTHELPER::$OBJECT_HELPER_VIEW_FEDORA, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or access to Fedora denied!"), 'error');
return ' ';
}
$objectHelper = new ObjectHelper();
if ($pid == NULL) {
$pid = variable_get('fedora_repository_pid', 'islandora:top');
}
$headers = module_invoke_all('file_download', "/fedora/repository/$pid");
if (in_array(-1, $headers)) {
drupal_access_denied();
exit;
return ' ';
}
if ($dsId != NULL && $dsId != '-') { //if we have a dsID return the stream otherwise query for a collection of objects
//probably should check pid as well here.
return makeObject($pid, $dsId);
}
$content = '<div id="content-fedora">';
module_load_include('inc', 'fedora_repository', 'CollectionClass');
$collectionClass = new CollectionClass();
//if(!isset($pageNumber)){
// $pageNumber=0;
//}
//if(!isset($limit)){
// $limit=20;
//}
module_load_include('inc', 'fedora_repository', 'ContentModel');
module_load_include('inc', 'fedora_repository', 'plugins/fedoraObject');
$breadcrumbs = array();
$objectHelper->getBreadcrumbs($pid, $breadcrumbs);
drupal_set_breadcrumb(array_reverse($breadcrumbs));
$offset = $limit * $page_number;
//$results = $collectionClass->getRelatedObjects($pid, $limit, $offset, NULL); //updated so we can do paging in query not in xslt
//$results = $collectionClass->getRelatedItems($pid, NULL);
$content_models = $objectHelper->get_content_models_list($pid);
// Each content model may return either a tabset array or plain HTML. If it's HTML, stick it in a tab.
$cmodels_tabs = array(
'#type' => 'tabset',
);
foreach ($content_models as $content_model) {
//$content_model_fieldsets = $objectHelper->createExtraFieldsets($pid, $content_model, $pageNumber);
$content_model_fieldset = $content_model->displayExtraFieldset($pid, $page_number);
if (is_array($content_model_fieldset)) {
$cmodels_tabs = array_merge($cmodels_tabs, $content_model_fieldset);
}
else {
$cmodels_tabs[$content_model->pid] = array(
'#type' => 'tabpage',
'#title' => $content_model->name,
'#content' => $content_model_fieldset,
);
}
}
// Add a 'manage object' tab for all objects, where detailed list of content is shown.
$obj = new FedoraObject($pid);
$object_details = $obj->showFieldSets();
$cmodels_tabs = array_merge($cmodels_tabs, $object_details);
//$content .= $objectHelper
//$content .= $objectHelper->parseContent($results, $pid, $dsId, $collection, $pageNumber);
//the below is for islandlives we should be able to do this in the xslt though
//$css=$path.'/stylesheets/container-large.css';
//drupal_add_css($css);
return tabs_render($cmodels_tabs) . '</div>';
}
function fedora_repository_urlencode_string($str) {
return htmlentities($str);
}
/**
* Uses makeobject to get a stream. Sets the Content Disposition in the header so it suggests a filename
* and sends it as an attachment. This should prompt for a download of the object.
*
*/
function fedora_object_as_attachment($pid, $dsId, $label=NULL, $version=NULL) {
global $user;
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
if ($pid == NULL || $dsId == NULL) {
drupal_set_message(t("no pid or dsid given to create an object with!"));
return ' ';
}
$objectHelper = new ObjectHelper();
$objectHelper->makeObject($pid, $dsId, 1, $label, FALSE, $version);
}
function repository_page($pid = NULL, $dsId = NULL, $collection = NULL, $pageNumber = NULL) {
//do security check at fedora_repository_get_items function as it has to be called there in case
//someone trys to come in a back door.
return fedora_repository_get_items($pid, $dsId, $collection, $pageNumber);
}
function repository_service($pid = NULL, $servicePid = NULL, $serviceMethod = NULL) {
module_load_include('inc','fedora_repository', 'api/fedora_item');
module_load_include('inc','fedora_repository', 'ObjectHelper');
global $user;
if (!fedora_repository_access(OBJECTHELPER::$OBJECT_HELPER_VIEW_FEDORA, $pid, $user)) {
drupal_set_message(t("You do not have access to Fedora objects within the attempted namespace or access to Fedora denied!"), 'error');
return ' ';
}
if ($pid == NULL) {
$pid = variable_get('fedora_repository_pid', 'islandora:top');
}
$headers = module_invoke_all('file_download', "/fedora/repository/$pid");
if (in_array(-1, $headers)) {
drupal_access_denied();
exit;
return ' ';
}
$item = new Fedora_Item($pid);
if ($item !== false)
{
echo $item->get_dissemination($servicePid,$serviceMethod);
}
exit();
}
//Search Stuff ********************************************************************
/**
* Implementation of hook_search().
* sends a search query to fedora fgsearch which is backed by Lucene
* In our implementation of Fedora we have api-a and api-m locked down
* to authorized users but at the object level. We can query Lucene and the
* RI index to get a list of results without authorization but to view any
* datastreams users must be authorized.
*
*/
function fedora_repository_search($op = 'search', $keys = NULL) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
switch ($op) {
case 'name':
if (user_access('view fedora collection')) {
return t('Digital Repository', array('-9'));
}
case 'search':
if (user_access('view fedora collection')) {
//demo search string ?operation=gfindObjects&indexName=DemoOnLucene&query=fgs.DS.first.text%3Achristmas&hitPageStart=11&hitPageSize=10
$resultData = NULL;
$numberOfHitsPerPage = NULL;
$index = strpos($keys, '.');
$test = substr($keys, 0, $index + 1);
$type = NULL;
if ($index > 0) {
$index = strpos($keys, ':');
$type = substr($keys, 0, $index);
$keys = substr($keys, $index + 1);
}
$index = strpos($keys, ':');
$startPage = substr($keys, 0, $index);
if ($index > 1) {
$keys = substr($keys, $index + 1);
}
if (!$startPage) {
$startPage = 1;
}
$xmlDoc = NULL;
$path = drupal_get_path('module', 'fedora_repository');
$xmlDoc = new DomDocument();
$xmlDoc->load($path . '/searchTerms.xml');
$nodeList = $xmlDoc->getElementsByTagName('default');
if (!$type) {
//$type = 'dc.description';
$type = $nodeList->item(0)->nodeValue;
}
$nodeList = $xmlDoc->getElementsByTagName('number_of_results');
$numberOfHitsPerPage = $nodeList->item(0)->nodeValue;
$indexName = variable_get('fedora_index_name', 'DemoOnLucene');
$keys = htmlentities(urlencode($keys));
$searchQuery = NULL;
if (isset($type) && strcmp($type, ':')) {
$searchQuery = $type . ':' . $keys;
} else {
$searchQuery = $keys;
}
//$searchQuery.=" AND (PID:vre OR PID:vre:ref OR PID:demo OR PID:changeme)";
$searchUrl = variable_get('fedora_fgsearch_url', 'http://localhost:8080/fedoragsearch/rest');
$searchString = '?operation=gfindObjects&indexName=' . $indexName . '&restXslt=copyXml&query=' . $searchQuery;
$searchString .= '&hitPageSize=' . $numberOfHitsPerPage . '&hitPageStart=' . $startPage;
//$searchString = htmlentities(urlencode($searchString));
$searchUrl .= $searchString;
$objectHelper = new ObjectHelper();
$resultData = do_curl($searchUrl);
$results[] = array(
array(
'data' => $resultData,
'colspan' => 2
)
);
return $results;
}
} // switch ($op)
}
/**
* Implementation of hook_search_page().
* Display the search results
*/
function fedora_repository_search_page($resultData) {
$path = drupal_get_path('module', 'fedora_repository');
$proc = NULL;
if (!$resultData[0][0]['data']) {
return ''; //no results
}
$text = utf8_encode($resultData[0][0]['data']);
try {
$proc = new XsltProcessor();
} catch (Exception $e) {
$out[] = array(
array(
'data' => $e->getMessage(),
'colspan' => 2
)
);
return $out;
}
//inject into xsl stylesheet
$proc->setParameter('', 'searchToken', drupal_get_token('search_form')); //token generated by Drupal, keeps tack of what tab etc we are on
$proc->setParameter('', 'searchUrl', url('search') . '/fedora_repository'); //needed in our xsl
$proc->setParameter('', 'objectsPage', base_path());
$proc->setParameter('', 'allowedPidNameSpaces', variable_get('fedora_pids_allowed', 'default: demo: changeme: Islandora: ilives: '));
$proc->registerPHPFunctions();
$xsl = new DomDocument();
$xsl->load($path . '/xsl/results.xsl');
$quimby = $xsl;
$input = new DomDocument();
$didLoadOk = $input->loadXML(utf8_encode($resultData[0][0]['data']));
if (!$didLoadOk) {
$results[] = array(
array(
'data' => 'Error parsing results',
'colspan' => 2
)
);
} else {
$xsl = $proc->importStylesheet($xsl);
$newdom = $proc->transformToDoc($input);
$results[] = array(
array(
'data' => $newdom->saveHTML(),
'colspan' => 2
)
);
}
$header = array(
array(
'data' => t('Collection results'),
NULL,
),
(NULL)
);
$output .= theme('table', $header, $results);
return $output;
}
/**
* Implementation of hook_form_alter().
* allows the advanced search form in drupal
*/
function fedora_repository_form_alter(&$form, &$form_state, $form_id) {
// Advanced node search form
module_load_include('inc', 'fedora_repository', 'SearchClass');
$path = drupal_get_path('module', 'fedora_repository');
if ($form_id == 'search_form' && arg(1) == 'fedora_repository' && user_access('use advanced search')) {
$default_value = $form['basic']['inline']['keys']['#default_value'];
$index = strpos($default_value, '.');
$test = substr($default_value, 0, $index + 1);
$type = NULL;
if ($index > 0) {
$index = strpos($default_value, ':');
$type = substr($default_value, 0, $index);
$default_value = substr($default_value, $index + 1);
}
$form['basic']['inline']['keys']['#default_value'] = $default_value;
// Keyword boxes:
$form['advanced'] = array(
'#type' => 'fieldset',
'#title' => t('Advanced search'),
'#collapsible' => TRUE,
'#collapsed' => TRUE,
'#attributes' => array(
'class' => 'search-advanced'
),
);
$form['advanced']['keywords'] = array(
'#prefix' => '<div class="criterion">',
'#suffix' => '</div>',
);
$xmlDoc = new DomDocument();
$xmlDoc->load($path . '/searchTerms.xml');
$nodeList = $xmlDoc->getElementsByTagName('term');
$searchClass = new SearchClass();
$types = $searchClass->get_search_terms_array();
$form['advanced']['type'] = array(
'#type' => 'select',
'#title' => t('Choose a field to search'),
'#prefix' => '<div class="criterion">', '#suffix' => '</div>', '#options' => $types,
'#default_value' => $type,
);
$form['advanced']['submit'] = array(
'#type' => 'submit',
'#value' => t('Advanced search'),
'#prefix' => '<div class="action clear-block">', '#suffix' => '</div>',
);
$form['#validate'][] = 'fedora_repository_search_validate';
}
}
/**
* Implementation of hook_search_validate()
*
*/
function fedora_repository_search_validate($form, &$form_state) {
// Initialise using any existing basic search keywords.
$keys = $form_state['values']['processed_keys'];
if (isset($form_state['values']['type'])) {
$type = $form_state['values']['type'];
if ($type) {
$keys = $type . ':' . $keys;
}
}
if (!empty($keys)) {
form_set_value($form['basic']['inline']['processed_keys'], trim($keys), $form_state); //set the form string
}
}
function fedora_repository_block($op = 'list', $delta = 0, $edit = array()) {
// The $op parameter determines what piece of information is being requested.
switch ($op) {
case 'list':
// If $op is "list", we just need to return a list of block descriptions.
// This is used to provide a list of possible blocks to the administrator,
// end users will not see these descriptions.
$blocks[0] = array(
'info' => t('Repository advanced search block'),
);
return $blocks;
case 'configure':
// If $op is "configure", we need to provide the administrator with a
// configuration form. The $delta parameter tells us which block is being
// configured. In this example, we'll allow the administrator to customize
// the text of the first block.
$form = array();
switch ($delta) {
case 0:
// All we need to provide is a text field, Drupal will take care of
// the other block configuration options and the save button.
$form['fedora_repository_advanced_block_repeat'] = array(
'#type' => 'textfield',
'#title' => t('Number of times to repeat search fields'),
'#size' => 5,
'#description' => t('The number of times you would like the search blocks to be repeated'),
'#default_value' => variable_get('fedora_repository_advanced_block_repeat', t('3')),
);
break;
}
return $form;
case 'save':
// If $op is "save", we need to save settings from the configuration form.
// Since the first block is the only one that allows configuration, we
// need to check $delta to make sure we only save it.
switch ($delta) {
case 0:
// Have Drupal save the string to the database.
variable_set('fedora_repository_advanced_block_repeat', $edit['fedora_repository_advanced_block_repeat']);
break;
}
case 'view': default:
// If $op is "view", then we need to generate the block for display
// purposes. The $delta parameter tells us which block is being requested.
switch ($delta) {
case 0:
// The subject is displayed at the top of the block. Note that it
// should be passed through t() for translation.
$block['subject'] = t('Repository Advanced Search');
// The content of the block is typically generated by calling a custom
// function.
$block['content'] = drupal_get_form('fedora_repository_mnpl_advanced_search_form');
break;
}
return $block;
}
}
function fedora_repository_theme() {
return array(
'fedora_repository_mnpl_advanced_search_form' => array(
'arguments' => array(
'form' => NULL,
),
),
'fedora_repository_time' => array(
'arguments' => array(
'element' => NULL
),
),
'fedora_repository_solution_packs_list' => array(
'arguments' => array(
'solution_packs' => NULL,
),
),
);
}
/**
* Get a list of terms from a lucene index
*/
function fedora_repository_list_terms($field, $startTerm = NULL, $displayName = NULL) {
module_load_include('inc', 'fedora_repository', 'SearchClass');
$searchClass = new SearchClass();
return $searchClass->getTerms($field, $startTerm, $displayName);
}
function fedora_repository_mnpl_advanced_search_form() {
module_load_include('inc', 'fedora_repository', 'SearchClass');
$searchClass = new SearchClass();
return $searchClass->build_advanced_search_form();
}
function theme_fedora_repository_mnpl_advanced_search_form($form) {
module_load_include('inc', 'fedora_repository', 'SearchClass');
$advanced_search_form = new SearchClass();
return $advanced_search_form->theme_advanced_search_form($form);
}
function fedora_repository_mnpl_advanced_search($query, $startPage = 1) {
module_load_include('inc', 'fedora_repository', 'SearchClass');
$searchClass = new SearchClass();
return $searchClass->custom_search($query, $startPage);
}
function fedora_repository_mnpl_advanced_search_form_submit($form, &$form_state) {
$type_id = $form_state['values']['type'];
$repeat = variable_get('fedora_repository_advanced_block_repeat', t('3'));
$searchString = $form_state['values']['type1'] . ':' . $form_state['values']['fedora_terms1'];
if ($form_state['values']['fedora_terms2'] != '') {
$searchString .=' +' . $form_state['values']['andor1'] . '+' . $form_state['values']['type2'] . ':' . $form_state['values']['fedora_terms2'];
}
if ($repeat > 2 && $repeat < 9) {
for ($i = 3; $i < $repeat + 1; $i++) {
$t = $i - 1;
if ($form_state['values']["fedora_terms$i"] != '') {
$searchString .= '+' . $form_state['values']["andor$t"] . '+' . $form_state['values']["type$i"] . ':' . $form_state['values']["fedora_terms$i"];
}
}
}
drupal_goto("fedora/repository/mnpl_advanced_search/$searchString");
}
function fedora_repository_install_demos_page() {
$output = drupal_get_form('fedora_repository_demo_objects_form');
return $output;
}
function fedora_repository_demo_objects_form() {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
$form = array();
$existing_demos = array();
$form['install_demos'] = array(
'#title' => t('Islandora Demo Collections'),
'#type' => 'fieldset',
'#description' => t('Install demo image and document collections and content models.'),
);
$demo_objects = array();
// Check if the top-level islandora collection exists. If not, display a button to ingest.
$form['install_demos']['demo_collections'] = array(
'#type' => 'checkboxes',
'#title' => t('Collections to ingest'),
'#options' => array(),
'#description' => t('Choose which demo collections you would like ingested into the repository.'),
);
foreach (array(
'islandora:collectionCModel' => 'Islandora default content models',
'islandora:top' => 'Islandora top-level collection',
'islandora:demos' => 'Islandora demos collection',
'islandora:largeimages' => 'Sample large image content model (requires <a href="http://sourceforge.net/projects/djatoka/">Djatoka</a> and <a href="http://www.kakadusoftware.com/index.php?option=com_content&task=view&id=26&Itemid=22">Kakadu</a>.)',
)
as $available_demo => $available_demo_desc) {
try {
$demo_objects[$available_demo] = new Fedora_Item($available_demo);
} catch (exception $e) {
}
if (empty($demo_objects[$available_demo]->objectProfile)) {
//The demo objects collection does not exist in the repository, display a button to ingest them.
$form['install_demos']['demo_collections']['#options'][$available_demo] = $available_demo_desc;
} else {
array_push($existing_demos, $demo_objects[$available_demo]);
}
}
// Check if the SmileyStuff collectoin exists, and if it has a COLLECTION_VIEW datastream. If it doesn't then we can add it.
$smiley_stuff = new Fedora_Item('demo:SmileyStuff');
if (!empty($smiley_stuff->objectProfile)) {
$datastreams_list = $smiley_stuff->get_datastreams_list_as_array();
if (empty($datastreams_list['COLLECTION_VIEW'])) {
$form['install_demos']['demo_collections']['#options']['demo:SmileyStuff'] = 'Add Islandora Collection View to Fedora Smiley Stuff Collection';
} else {
$demo_objects['demo:SmileyStuff'] = $smiley_stuff;
}
} else {
$form['install_demos']['smileynote'] = array(
'#value' => '<p>If you install the '.l('fedora demo objects', 'https://wiki.duraspace.org/display/FCR30/Demonstration+Objects').' Islandora can display them as a collection.</p>'
);
}
$form['install_demos']['ingest'] = array(
'#type' => 'submit',
'#name' => 'install_demos',
'#value' => 'Install Selected Demos',
'#disabled' => (empty($form['install_demos']['demo_collections']['#options'])) ? TRUE : FALSE,
);
$form['existing_demos'] = array(
'#prefix' => '<p>Demo collections already installed in this repository:</p><ul>',
'#suffix' => '</ul>',
);
if (!empty($existing_demos)) {
foreach ($existing_demos as $pid => $demo_object) {
$form['existing_demos'][$demo_object->pid] = array (
'#prefix' => '<li>',
'#value' => l($demo_object->pid, $demo_object->url()),
'#suffix' => '</li>',
);
}
}
return $form;
}
function fedora_repository_demo_objects_form_submit($form, &$form_state) {
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'fedora_repository', 'api/dublin_core');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
global $base_url;
if ($form_state['clicked_button']['#name'] == 'install_demos') {
if (!empty($form_state['values']['demo_collections']['islandora:collectionCModel'])) {
try {
$collectioncm = Fedora_Item::ingest_new_item('islandora:collectionCModel', 'A', 'Islandora Collection Content Model');
$collectioncm->add_relationship('hasModel', 'fedora-system:ContentModel-3.0', FEDORA_MODEL_URI);
$collectioncm->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/content_models/COLLECTIONCM.xml', 'ISLANDORACM', 'Islandora Content Model.xml', 'application/xml', 'X');
} catch (exception $e) {
}
try {
$strictpdfcm = Fedora_Item::ingest_new_item('islandora:strict_pdf', 'A', 'Strict PDF Content Model');
$strictpdfcm->add_relationship('hasModel', 'fedora-system:ContentModel-3.0', FEDORA_MODEL_URI);
$strictpdfcm->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/content_models/STRICT_PDFCM.xml', 'ISLANDORACM', 'Islandora Content Model.xml', 'application/xml', 'X');
} catch (exception $e) {
}
// Install a collection object that points to all content model objects
try {
$cmodel_collection_xml = Fedora_Item::create_object_FOXML('islandora:ContentModelCollection');
$cmodel_collection = Fedora_Item::ingest_from_FOXML($cmodel_collection_xml);
//$dc = new Dublin_Core(new Fedora_Item('islandora:ContentModelCollection'));
$dc = new Dublin_Core($cmodel_collection);
$dc->set_element('dc:title', array('Installed Content Model'));
$dc->save();
$cmodel_collection->add_datastream_from_string('select $object $title from <#ri>
where ($object <dc:title> $title
and ($object <fedora-model:hasModel> <info:fedora/fedora-system:ContentModel-3.0>
or $object <fedora-rels-ext:isMemberOfCollection> <info:fedora/islandora:ContentModelsCollection>)
and $object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>)
order by $title', 'QUERY', 'Content Model Collection Query', 'text/plain');
$cmodel_collection->add_relationship('isMemberOfCollection', 'islandora:top');
$cmodel_collection->add_relationship('hasModel', 'islandora:collectionCModel', FEDORA_MODEL_URI);
$cmodel_collection->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_views/simple_list_view.xml', 'COLLECTION_VIEW', 'Collection View', 'text/xml', 'X');
$cmodel_collection->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/contentModel.jpg', 'TN', 'Thumbnail', 'image/jpg', 'M');
drupal_set_message("Successfully installed <a href=\"" . $base_url . "/fedora/repository/islandora:ContentModelCollection\">islandora:ContentModelCollection</a>.", 'message');
} catch (exception $e) {
}
}
if (!empty($form_state['values']['demo_collections']['islandora:top'])) {
$new_item = Fedora_Item::ingest_new_item('islandora:top', 'A', 'Islandora Top-level Collection');
$new_item->add_relationship('hasModel', 'islandora:collectionCModel', FEDORA_MODEL_URI);
$cp = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_policies/COLLECTION-COLLECTION POLICY.xml', 'COLLECTION_POLICY', 'Collection Policy', 'text/xml', 'X');
try {
$tn = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/Gnome-emblem-photos.png', 'TN', 'Thumbnail.png', 'image/png', 'M');
drupal_set_message("Successfully installed <a href=\"" . $base_url . "/fedora/repository/islandora:top\">islandora:top</a>.", 'message');
} catch (exception $e) {
}
}
if (!empty($form_state['values']['demo_collections']['islandora:demos'])) {
$new_item = fedora_item::ingest_new_item('islandora:demos', 'A', 'Islandora Demo Collection');
$new_item->add_relationship('isMemberOfCollection', 'islandora:top');
$new_item->add_relationship('hasModel', 'islandora:collectionCModel', FEDORA_MODEL_URI);
$cp = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_policies/COLLECTION-COLLECTION POLICY.xml', 'COLLECTION_POLICY', 'Collection Policy', 'text/xml', 'X');
// $cv = $new_item->add_datastream_from_file( drupal_get_path('module', 'fedora_repository') . '/collection_views/COLLECTION_VIEW.xml', 'COLLECTION_VIEW', 'Collection View.xml', 'text/xml', 'X');
$tn = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/Gnome-emblem-photos.png', 'TN', 'Thumbnail.png', 'image/png', 'M');
try {
$new_item = Fedora_Item::ingest_new_item('islandora:pdf_collection', 'A', 'PDF Collection');
$new_item->add_relationship('isMemberOfCollection', 'islandora:demos');
$new_item->add_relationship('hasModel', 'islandora:collectionCModel', FEDORA_MODEL_URI);
$cp = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_policies/PDF-COLLECTION POLICY.xml', 'COLLECTION_POLICY', 'Collection Policy', 'text/xml', 'X');
$tn = $new_item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/Crystal_Clear_mimetype_pdf.png', 'TN', 'Thumbnail.png', 'image/png', 'M');
drupal_set_message("Successfully installed <a href=\"" . $base_url . "/fedora/repository/islandora:demos\">islandora:demos</a>.", 'message');
} catch (exception $e) {
}
}
if (!empty($form_state['values']['demo_collections']['demo:SmileyStuff'])) {
$smiley_stuff = new Fedora_Item('demo:SmileyStuff');
$new_item = $smiley_stuff->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_views/SmileyStuff-COLLECTION_VIEW.xml', 'COLLECTION_VIEW', 'Collection View', 'text/xml', 'X');
$smiley_stuff->add_relationship('isMemberOfCollection', 'info:fedora/islandora:demos');
$tn = $smiley_stuff->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/smileytn.png', 'TN', 'Thumbnail.png', 'image/png', 'M');
$cp = $smiley_stuff->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/collection_policies/JPG-COLLECTION POLICY.xml', 'COLLECTION_POLICY', 'Collection Policy.xml', 'application/xml', 'X');
$cm = new Fedora_Item('demo:DualResImage');
try {
$cmstream = $cm->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/content_models/STANDARD JPG.xml', 'ISLANDORACM', 'Content Model.xml', 'application/xml', 'X');
} catch (exception $e) {
}
$dual_res_image_collection_cmodel = new Fedora_Item('demo:DualResImageCollection');
try {
$cmstream = $dual_res_image_collection_cmodel->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/content_models/COLLECTIONCM.xml', 'ISLANDORACM', 'Islandora Content Model.xml', 'application/xml', 'X');
drupal_set_message("Successfully installed <a href=\"" . $base_url . "/fedora/repository/demo:SmileyStuff\">demo:SmileyStuff</a> collection view.", 'message');
} catch (exception $e) {
}
}
if (!empty($form_state['values']['demo_collections']['islandora:largeimages'])) {
$error = '';
foreach (array('islandora_jp2Sdep-slideCModel.xml', 'islandora_mods2htmlSdef.xml', 'islandora_mods2htmlSdep.xml',
'islandora_slideCModel.xml', 'islandora_viewerSdep-slideCModel.xml', 'ilives_jp2Sdef.xml', 'ilives_viewerSdef.xml') as $foxml_file) {
try {
$item = Fedora_Item::ingest_from_FOXML_file(drupal_get_path('module', 'fedora_repository') . '/content_models/' . $foxml_file);
} catch (exception $e) {
$error .= " - Problem ingesting $foxml_file";
}
}
try {
$item = Fedora_Item::ingest_from_FOXML_file(drupal_get_path('module', 'fedora_repository') . '/content_models/islandora_largeimages.xml');
$tn = $item->add_datastream_from_file(drupal_get_path('module', 'fedora_repository') . '/images/Gnome-emblem-photos.png', 'TN', 'Thumbnail.png', 'image/png', 'M');
drupal_set_message("Successfully installed <a href=\"" . $base_url . "/fedora/repository/islandora:largeimages\">islandora:largeimages</a>.", 'message');
} catch (exception $e) {
$error .= " - Problem ingesting islandora:largeimages collection";
}
}
if (!empty($error)) {
drupal_set_message('Some problems occurred: ' . $error);
}
}
}
function fedora_repository_required_fedora_objects() {
// array( 'path-to-foxml-file', 'pid', 'dsid', 'path-to-datastream-file', int dsversion, boolean required)
$module_path = drupal_get_path('module', 'fedora_repository');
return array (
'fedora_repository' => array(
'module' => 'fedora_repository',
'title' => 'Islandora Core',
'objects' => array (
array (
'pid' => 'islandora:collectionCModel',
'label' => 'Islandora Collection Content Model',
'dsid' => 'ISLANDORACM',
'datastream_file' => "$module_path/content_models/COLLECTIONCM.xml",
'dsversion' => 2,
'cmodel' => 'fedora-system:ContentModel-3.0',
),
array (
'pid' => 'islandora:strict_pdf',
'label' => 'Islandora strict PDF content model',
'dsid' => 'ISLANDORACM',
'datastream_file' => "$module_path/content_models/STRICT_PDFCM.xml",
'cmodel' => 'fedora-system:ContentModel-3.0',
),
array(
'pid' => 'islandora:top',
'label' => 'Islandora Top-level Collection',
'cmodel' => 'islandora:collectionCModel',
'datastreams' => array (
array (
'dsid' => 'COLLECTION_POLICY',
'datastream_file' => "$module_path/collection_policies/COLLECTION-COLLECTION POLICY.xml",
),
array (
'dsid' => 'TN',
'datastream_file' => "$module_path/images/Gnome-emblem-photos.png",
'mimetype' => 'image/png',
),
),
),
array (
'pid' => 'islandora:ContentModelCollection',
'label' => 'Collection of installed content models',
'cmodel' => 'islandora:collectionCModel',
'parent' => 'islandora:top',
'datastreams' => array (
array (
'dsid' => 'COLLECTION_VIEW',
'datastream_file' => "$module_path/collection_views/simple_list_view.xml",
),
array (
'dsid' => 'TN',
'datastream_file' => "$module_path/images/contentModel.jpg",
'mimetype' => 'image/jpeg',
),
array (
'dsid' => 'QUERY',
'datastream_file' => "$module_path/collection_views/cmodel_collection_query.txt",
'mimetype' => 'text/plain',
),
),
),
array (
'pid' => 'islandora:demos',
'label' => 'Islandora demos collection',
'cmodel' => 'islandora:collectionCModel',
'parent' => 'islandora:top',
'datastreams' => array (
array (
'dsid' => 'TN',
'datastream_file' => "$module_path/images/Gnome-emblem-photos.png",
'mimetype' => 'image/png',
),
array (
'dsid' => 'COLLECTION_POLICY',
'datastream_file' => "$module_path/collection_policies/COLLECTION-COLLECTION POLICY.xml",
),
),
),
array (
'pid' => 'islandora:pdf_collection',
'label' => 'Islandora Demo PDF Collection',
'cmodel' => 'islandora:collectionCModel',
'parent' => 'islandora:demos',
'datastreams' => array (
array (
'dsid' => 'TN',
'datastream_file' => "$module_path/images/Crystal_Clear_mimetype_pdf.png",
'mimetype' => 'image/png',
),
array (
'dsid' => 'COLLECTION_POLICY',
'datastream_file' => "$module_path/collection_policies/PDF-COLLECTION POLICY.xml",
),
),
),
array (
'pid' => 'demo:DualResImage',
'foxml_file' => "$module_path/content_models/demo_DualResImage.xml",
'datastreams' => array(
array (
'dsid' => 'ISLANDORACM',
'datastream_file' => "$module_path/content_models/STANDARD JPG.xml",
),
),
),
array (
'pid' => 'demo:DualResImageCollection',
'foxml_file' => "$module_path/content_models/demo_DualResImageCollection.xml",
'datastreams' => array(
array(
'dsid' => 'ISLANDORACM',
'datastream_file' => "$module_path/content_models/COLLECTIONCM.xml",
),
),
),
array (
'pid' => 'demo:DualResolution',
'foxml_file' => "$module_path/content_models/demo_DualResolution.xml",
),
array (
'pid' => 'demo:DualResImageImpl',
'foxml_file' => "$module_path/content_models/demo_DualResImageImpl.xml",
),
array (
'pid' => 'demo:CollectionImpl',
'foxml_file' => "$module_path/content_models/demo_CollectionImpl.xml",
),
array (
'pid' => 'demo:Collection',
'foxml_file' => "$module_path/content_models/demo_Collection.xml",
),
array (
'pid' => 'islandora:demo_image_collection',
'label' => 'Demo Image Collection',
'cmodel' => 'demo:DualResImageCollection',
'parent' => 'islandora:demos',
'datastreams' => array (
array (
'dsid' => 'COLLECTION_POLICY',
'datastream_file' => "$module_path/collection_policies/JPG-COLLECTION POLICY.xml",
),
array (
'dsid' => 'TN',
'datastream_file' => "$module_path/images/Gnome-emblem-photos.png",
'mimetype' => 'image/png',
),
array (
'dsid' => 'COLLECTION_VIEW',
'datastream_file' => "$module_path/collection_views/standard_jpeg_collection_view.xml",
),
array (
'dsid' => 'QUERY',
'datastream_file' => "$module_path/collection_views/standard_jpeg_collection_query.txt",
'mimetype' => 'text/plain',
),
array (
'dsid' => 'DC',
'datastream_file' => "$module_path/collection_views/demo_image_collection_dc_record.xml",
),
),
),
),
),
);
}
/*
* Functions to create a time selector form element type.
*/
function fedora_repository_elements() {
$type['fedora_repository_time'] = array(
"#input" => TRUE,
"#process" => array("fedora_repository_expand_time"),
);
return $type;
}
function fedora_repository_expand_time($element) {
// Default to current time, check default_value but set value so that if
// default value is present it will override value
if (empty($element['#default_value'])) {
$element['#value'] = array(
'hour' => intval(format_date(time(), 'custom', 'h')),
'minute' => intval(format_date(time(), 'custom', 'i')),
);
}
$element['#tree'] = TRUE;
foreach ($element['#value'] as $type => $value) {
switch ($type) {
case 'hour':
$options = drupal_map_assoc(range(1, 24));
break;
case 'minute':
$options = range(0, 59);
break;
}
if ($type != 'meridiem') {
foreach ($options as $option) {
strlen($option) <= 1 ? $options[$option] = 0 . $option : '';
}
}
$element[$type] = array(
'#type' => 'select',
'#default_value' => $element['#value'][$type],
'#options' => $options,
);
}
return $element;
}
function fedora_repository_time($element) {
$output = '<div class="container-inline">' . $element['#children'] . '</div>';
return theme('form_element', $element, $output);
}
function theme_fedora_repository_time($element) {
$output = '<div class="container-inline">' . $element['#children'] . '</div>';
return theme('form_element', $element, $output);
}
/* Export (basket) functionality */
function fedora_repository_remove_item_from_basket($pid) {
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
$pids = empty($_SESSION['basket']['processed']) ? array() : $_SESSION['basket']['processed'];
$objectHelper = new ObjectHelper();
// getting child PIDs if any
$cpids = $objectHelper->get_child_pids(array($pid));
if (array_key_exists($pid, $pids)) {
// remove item from basket
unset($_SESSION['basket']['processed'][$pid]);
}
if (!empty($cpids)) { // there are children
foreach ($cpids as $child_pid => $value) {
// remove child item from basket recursively
fedora_repository_remove_item_from_basket($child_pid);
}
}
}
function fedora_repository_basket() {
$pids = _fedora_repository_get_basket_pids();
$output = drupal_get_form('fedora_repository_basket_form', $pids);
return $output;
}
function fedora_repository_basket_form($form_state, $pids) {
$form = array();
if (!empty($pids)) {
$form['pid'] = array();
$form['title'] = array();
$form['desc'] = array();
} else {
return;
}
ksort($pids);
foreach ($pids as $pid => $arr) {
$cbs[$pid] = '';
$form['pid'][$pid] = array('#value' => l($pid, "fedora/repository/$pid"));
$form['title'][$pid] = array('#value' => $arr['title']);
$form['desc'][$pid] = array('#value' => $arr['desc']);
}
$form['remove'] = array(
'#type' => 'checkboxes',
'#options' => $cbs,
);
$form['remove_submit'] = array(
'#type' => 'submit',
'#value' => t('Remove selected'),
);
$form['remove_all'] = array(
'#type' => 'submit',
'#value' => t('Empty basket'),
);
$form['submit'] = array(
'#type' => 'submit',
'#value' => t('Export selected'),
);
$form['submit_all'] = array(
'#type' => 'submit',
'#value' => t('Export all'),
);
return $form;
}
function theme_fedora_repository_basket_form($form) {
$header = array(
theme('table_select_header_cell'),
t('PID'),
t('Title'),
t('Description'),
);
if (isset($form['pid']) && is_array($form['pid'])) {
foreach (element_children($form['pid']) as $key) {
$rows[] = array(
drupal_render($form['remove'][$key]),
drupal_render($form['pid'][$key]),
drupal_render($form['title'][$key]),
drupal_render($form['desc'][$key]),
);
}
} else {
$rows[] = array(array('data' => t('Your basket is empty.'), 'colspan' => '4'));
}
$output = theme('table', $header, $rows);
$frm = drupal_render($form);
$output = $frm . $output . $frm;
return $output;
}
function fedora_repository_basket_form_validate($form, &$form_state) {
}
function fedora_repository_basket_form_submit($form, &$form_state) {
if ($form_state['values']['op'] == $form_state['values']['remove_submit']) {
$pids = $form_state['clicked_button']['#post']['remove'];
if (isset($pids)) {
foreach ($pids as $pid) {
fedora_repository_remove_from_basket($pid);
}
drupal_set_message(t("Selected objects removed"));
return;
}
}
if ($form_state['values']['op'] == $form_state['values']['remove_all']) {
_fedora_repository_empty_basket();
drupal_set_message(t("Basket emptied"));
return;
}
if ($form_state['values']['op'] == $form_state['values']['submit_all']) {
$msg = t("All objects exported to staging area");
$pids = _fedora_repository_get_basket_pids();
} elseif ($form_state['values']['op'] == $form_state['values']['submit']) {
$msg = t("Selected objects exported to staging area");
$pids = array_filter($form_state['values']['remove']);
}
if (!empty($pids)) {
global $user;
$log = array();
$success = TRUE;
$export_dir = variable_get('export_area', file_directory_path() . '/fedora_export_area') . '/' . $user->name . '/' . date("Ymd-His");
$foxml_dir = $export_dir . '/foxml';
if (!file_exists($foxml_dir) && !@mkdir($foxml_dir, 0775, TRUE)) {
drupal_set_message(t("Failed to create foxml dir %dir. Check that export dir exsits and has correct permissions", array('%dir' => $foxml_dir)), 'error');
return FALSE;
}
module_load_include('inc', 'fedora_repository', 'api/fedora_export');
foreach ($pids as $pid => $arr) {
$objects_dir = $export_dir . '/objects/' . $pid;
if (!file_exists($objects_dir) && !@mkdir($objects_dir, 0775, TRUE)) {
drupal_set_message(t("Failed to create objects dir %dir. Check that export dir exsits and has correct permissions", array('%dir' => $objects_dir)), 'error');
return FALSE;
}
if (!export_to_export_area($pid, $foxml_dir, $objects_dir, $log)) {
$success = FALSE;
}
}
$msg = $success ? $msg : t("Failed to export objects to staging area");
$msg .= ":<br/>" . implode("<br/>", $log);
drupal_set_message($msg, $success ? 'info' : 'error');
//_fedora_repository_empty_basket();
} else {
drupal_set_message(t("No objects selected or basket empty"), 'error');
}
return;
}
/*
* Get all pids saved to the basket.
*/
function _fedora_repository_get_basket_pids() {
// Set empty defaults if basket elements are missing
$_SESSION['basket'] = isset($_SESSION['basket']) ? $_SESSION['basket'] : array('processed' => array(), 'unprocessed' => array());
$_SESSION['basket']['processed'] = isset($_SESSION['basket']['processed']) ? $_SESSION['basket']['processed'] : array();
$_SESSION['basket']['unprocessed'] = isset($_SESSION['basket']['unprocessed']) ? $_SESSION['basket']['unprocessed'] : array();
$pids = empty($_SESSION['basket']['processed']) ? array() : $_SESSION['basket']['processed'];
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
$ob = new ObjectHelper();
foreach ($_SESSION['basket']['unprocessed'] as $pid) {
// Check if the pid already exists in the tree
if (array_key_exists($pid, $pids)) {
continue;
}
$pids += $ob->get_all_related_pids($pid);
// $pids += array($pid);
}
$_SESSION['basket']['processed'] = $pids;
$_SESSION['basket']['unprocessed'] = array();
return $pids;
}
function _fedora_repository_empty_basket() {
unset($_SESSION['basket']);
}
function fedora_repository_add_to_basket($pid, $warn = TRUE, $searchResultsFlag = FALSE) {
if ($warn && _is_added_to_basket($pid)) {
drupal_set_message("Object already in basket");
}
if (!isset($_SESSION['basket'])) {
$_SESSION['basket'] = array();
$_SESSION['basket']['unprocessed'] = array($pid => $pid);
} else {
$_SESSION['basket']['unprocessed'][$pid] = $pid;
}
if (!$searchResultsFlag) {
drupal_goto('fedora/basket');
}
}
function fedora_repository_remove_from_basket($pid) {
if (isset($_SESSION['basket']['unprocessed'][$pid])) {
unset($_SESSION['basket']['unprocessed'][$pid]);
}
if (isset($_SESSION['basket']['processed'][$pid])) {
unset($_SESSION['basket']['processed'][$pid]);
}
return;
}
function theme_add_to_basket_link($pid, $type = 'object') {
$object = t($type);
$path = drupal_urlencode($pid);
$save = "export_big.png";
$saved = "exported_big.png";
// $path = drupal_get_path('module', 'Fedora_Repository').'/images/'.$save ;
/*
var_dump($path);
var_dump(theme('image',drupal_get_path('module', 'Fedora_Repository').'/images/'.$save));
die();
*/
if (!_is_added_to_basket($pid)) {
return l(
theme('image', drupal_get_path('module', 'Fedora_Repository') . '/images/' . $save, t("Add to basket"), t("Add this @object to my basket", array('@object' => $object))),
"fedora/repository/addToBasket/" . $path,
array('html' => TRUE)
);
}
return theme('image', drupal_get_path('module', 'Fedora_Repository') . '/images/' . $saved, t("In basket"), t("This @object is already in your basket", array('@object' => $object)));
}
function _is_added_to_basket($pid, $account = NULL) {
return isset($_SESSION['basket']['unprocessed'][$pid]) || isset($_SESSION['basket']['processed'][$pid]);
// return db_result(db_query("SELECT uid FROM {repository_basket} WHERE uid = %d AND pid = '%s'", $account->uid, $pid));
}
function fedora_repository_display_schema($file) {
$path = drupal_get_path('module', 'fedora_repository');
if (strtolower(substr($file, -3)) == 'xsd' && file_exists($path . '/' . $file)) {
drupal_goto($path . '/' . $file);
} else {
drupal_goto();
}
return;
}
function fedora_repository_batch_reingest_object($object, &$context) {
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
if (!empty($object) && is_array($object)) {
$pid = $object['pid'];
if (!validPid($pid)) {
return NULL;
}
// Does the object exist? If so, purge it.
$item = new Fedora_Item($pid);
if ($item->exists()) {
$item->purge(t('Remove during re-install batch job'));
}
// Ingest the object from the source file.
if (!empty($object['foxml_file'])) {
$foxml_file = $object['foxml_file'];
$new_item = Fedora_Item::ingest_from_FOXML_file($foxml_file);
if ($new_item->exists()) {
// Batch operation was successful.
$context['message'][] = "$new_item->pid installed.";
}
}
if (!empty($object['dsid']) && !empty($object['datastream_file'])) {
$datastreams = array (
array (
'dsid' => $object['dsid'],
'datastream_file' => $object['datastream_file'],
)
);
}
elseif (!empty($object['datastreams'])) {
$datastreams = $object['datastreams'];
}
if (!empty($datastreams) && is_array($datastreams)) {
$label = !empty($object['label']) ? $object['label'] : '';
if (empty($object['foxml_file']) && !defined($new_item)) {
$new_item = Fedora_Item::ingest_new_item($object['pid'], 'A', $label);
}
if (!empty($object['cmodel'])) {
$new_item->add_relationship('hasModel', $object['cmodel'], FEDORA_MODEL_URI);
}
if (!empty($object['parent'])) {
$new_item->add_relationship('isMemberOfCollection', $object['parent']);
}
foreach($datastreams as $ds) {
if ($ds['dsid'] == 'DC') {
$new_item->modify_datastream_by_value(file_get_contents($ds['datastream_file']), $ds['dsid'], $ds['label'], 'text/xml');
}
else {
$new_item->add_datastream_from_file($ds['datastream_file'], $ds['dsid'], !empty($ds['label']) ? $ds['label'] : '', !empty($ds['mimetype']) ? $ds['mimetype'] : 'text/xml');
}
}
}
}
}
/**
* Content model, collection view and collection policy datastreams may now optionally define a version
* number in their top-level XML element as an attribute, as in:
* <content_model name="Collection" version="2" ...
*
* @param Fedora_Item $item
* @param string $dsid
* @param string $datastream_file
* @return int, or NULL if no version attribute was found.
*/
function fedora_repository_get_islandora_datastream_version($item = NULL, $dsid = NULL, $datastream_file = NULL) {
$return = NULL;
if (isset($item)) {
$doc = simplexml_load_string($item->get_datastream_dissemination($dsid));
} elseif (isset($datastream_file)) {
$doc = simplexml_load_file($datastream_file);
}
if (!empty($doc)) {
$attrs = $doc->attributes();
foreach($attrs as $name => $value) {
if ($name == 'version') {
$return = (int) $value;
break;
}
}
}
return $return;
}
function theme_fedora_repository_solution_packs_list($solution_packs) {
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'fedora_repository', 'api/fedora_utils');
$output = '';
$header = array();
$rows = array();
drupal_add_css(drupal_get_path('module', 'update') .'/update.css');
return $output;
}
/**
* Implementation of hook_forms()
* @param string $form_id
* @return array
*/
function fedora_repository_forms($form_id) {
$forms = array();
if (strpos($form_id, 'fedora_repository_solution_pack_form_') === 0) {
$forms[$form_id] = array(
'callback' => 'fedora_repository_solution_pack_form',
);
}
return $forms;
}