Drupal modules for browsing and managing Fedora-based digital repositories.
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<?php
/* @file
* News Paper Plugin for Fedora Repository module.
*/
class Newspaper {
function __construct($pid = '') {
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
if (!empty($pid)) {
$this->pid = $pid;
$this->item = new Fedora_Item($pid);
}
}
public function buildDrupalForm($form = array(), $ingest_form = array(), &$form_state = array()) {
// Give the user an option to enter a custom PID
$form['custom_pid'] = array(
'#type' => 'textfield',
'#title' => 'Custom PID',
'#description' => 'If you want to manually specify the PID for the new object, enter it here. ' .
'Leave it blank for an automatically-generated PID.',
);
$form['mods'] = array(
'#tree' => TRUE,
'#prefix' => '<div id="mods-wrapper">',
'#suffix' => '</div>',
);
$form['mods']['mods_record'] = array(
'#type' => 'textarea',
'#title' => 'MODS Record to Import',
'#rows' => 20,
);
return $form;
}
public function handleIngestForm($form_values, &$form_state) {
/*
* process the metadata form
* Create fedora object
* Add the datastreams
*/
module_load_include('inc', 'fedora_repository', 'MimeClass');
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'fedora_ilives', 'book');
$mods_list_doc = new DomDocument();
$mods_list_doc->loadXML($form_values['mods']['mods_record']);
$mods_item_doc = new DomDocument();
$mods_item = $mods_list_doc->getElementsByTagNameNS('http://www.loc.gov/mods/v3', 'mods')->item(0);
$new_mods_item = $mods_item_doc->importNode($mods_item, TRUE);
$mods_item_doc->appendChild($new_mods_item);
$title_info = $mods_item_doc->getElementsByTagNameNS('http://www.loc.gov/mods/v3', 'titleInfo')->item(0);
$title = '';
foreach (array('nonSort', 'title') as $title_field) {
$title .= $title_info->getElementsByTagNameNS('http://www.loc.gov/mods/v3', $title_field)->item(0)->nodeValue;
}
$mods_text = $mods_item_doc->saveXML();
global $user;
$mimetype = new MimeClass();
$new_item = Fedora_Item::ingest_new_item(!empty($form_values['custom_pid']) ? $form_values['custom_pid'] : $form_values['pid'], 'A', $title,
$user->name);
$new_item->add_datastream_from_string($mods_text, 'MODS',
'MODS Metadata', 'text/xml', 'X');
$dc = transform_mods_to_dc($mods_text);
if ($dc) {
// Add the PID to a dc:identifier field.
$dc_doc = simplexml_load_string($dc);
$dc_doc->registerXPathNamespace('oai_dc', 'http://www.openarchives.org/OAI/2.0/oai_dc/');
$dc_item = $dc_doc->xpath('//oai_dc:dc');
foreach ($dc_item as $node) {
$node->addChild('dc:identifier', $new_item->pid, 'http://purl.org/dc/elements/1.1/');
}
$new_item->modify_datastream_by_value($dc_doc->saveXML(), 'DC', 'Dublin Core XML Metadata', 'text/xml');
}
$new_item->add_relationship('hasModel', $form_values['content_model_pid'], FEDORA_MODEL_URI);
$new_item->add_relationship(!empty($form_values['relationship']) ? $form_values['relationship'] : 'isMemberOfCollection', $form_values['collection_pid']);
drupal_set_message(t("Item !pid created successfully.", array('!pid' => l($new_item->pid, 'fedora/repository/' . $new_item->pid))), "status");
}
public function showFieldSets() {
module_load_include('inc', 'fedora_ilives', 'book');
global $base_url;
$tabset = array();
$tabset = array(
'#type' => 'tabset',
);
global $user;
$qs = '';
if ($user->uid != 0) {
$qs = '?uid=' . base64_encode($user->name . ':' . $user->pass);
}
$viewer_url = variable_get('fedora_base_url', '') . '/get/' . $this->pid . '/ilives:viewerSdef/getViewer' . $qs;
$html = '<iframe src="' . $viewer_url . '" scrolling="no" frameborder="0" style="width: 100%; height: 800px;">Errors: unable to load viewer</iframe>';
$tabset['read'] = array(
'#type' => 'tabpage',
'#title' => t('Read'),
'#weight' => -1,
'#content' => $html
);
$item = new Fedora_Item($this->pid);
$tabset['description'] = array(
'#type' => 'tabpage',
'#title' => 'Description',
'#content' => $item->get_dissemination('islandora:mods2htmlSdef', 'mods2html'),
);
$tabset['add_pages'] = array(
'#type' => 'tabpage',
'#title' => t('Add pages'),
'#content' => drupal_get_form('book_add_pages_form', $this->pid, 'newspapers:pageCModel', 'isPartOf'),
);
return $tabset;
}
public function showPageFieldSets() {
global $base_url;
$tabset = array();
$tabset = array(
'#type' => 'tabset',
);
global $user;
$qs = '';
if ($user->uid != 0) {
$qs = '?uid=' . base64_encode($user->name . ':' . $user->pass);
}
$viewer_url = variable_get('fedora_base_url', '') . '/get/' . $this->pid . '/ilives:viewerSdef/getViewer' . $qs;
$html = '<iframe src="' . $viewer_url . '" frameborder="0" style="width: 100%; height: 800px;">Errors: unable to load viewer</iframe>';
$tabset['first_tab'] = array(
'#type' => 'tabpage',
'#title' => t('Read'),
'#content' => $html
);
$item = new Fedora_Item($this->pid);
// Get this page's parent item to show the issue's metadata.
$rels = $item->get_relationships();
$parent_pid = '';
foreach ($rels as $rel) {
if (strstr($rel['predicate'], 'isPartOf')) {
$parent_pid = $rel['object'];
break;
}
}
$parent_item = new Fedora_Item($parent_pid);
$tabset['second_tab'] = array(
'#type' => 'tabpage',
'#title' => 'Description',
'#content' => $parent_item->get_dissemination('islandora:mods2htmlSdef', 'mods2html'),
);
return $tabset;
}
}