repository);
} catch (Exception $e) {
drupal_set_message(t('Error getting Islanndora datastream $d for object %s', array('%s' => $object_id, '%d' => $dsid)), 'error');
return"";
}
header('Content-type: ' . $fedora_object[$dsid]->mimetype);
header('Content-length: ' . $fedora_object[$dsid]->size);
header("Cache-control: private");
$method = arg(5);
if (isset($method) && $method == 'download') {
header("Content-Disposition: attachment; filename=\"" . $fedora_object[$dsid]->label);
}
print($fedora_object[$dsid]->content);
exit();
}
/**
*
* @param array $arr
* an array of dsids that are defined by this objects cmodels
* @param string $ds_comp_stream
* the dscomposite stream as xml
*/
function islandora_get_defined_dsids_array(&$arr, $ds_comp_stream) {
$sxml = new SimpleXMLElement($ds_comp_stream);
foreach ($sxml->dsTypeModel as $ds) {
//$arr[$ds['ID']]
$mimes = array();
foreach ($ds->form as $form) {
$mimetype = (string) $form['MIME'];
$mimes[] = $mimetype;
}
$dsid = (string) $ds['ID'];
if ($dsid != 'AUDIT') {
$arr[(string) $ds['ID']] = $mimes;
}
}
}
/**
*
* @global type $user
* @param string $object_id
* @return string|array
*/
function islandora_get_unused_dsids($object_id) {
module_load_include('inc', 'islandora', 'RestConnection');
global $user;
try {
$restConnection = new RestConnection($user);
$fedora_object = new FedoraObject($object_id, $restConnection->repository);
} catch (Exception $e) {
drupal_set_message(t('Error getting Islandora object %s ', array('%s' => $object_id)), 'error');
return;
}
if (!isset($fedora_object)) {
drupal_set_message(t('Could not create add datastream form for %s'), array('%s' => $object_id));
return;
}
$models = $fedora_object->models;
$defined_dsids = array();
if (isset($models)) {
foreach ($models as $model) {
try {
$model_object = new FedoraObject($model, $restConnection->repository);
if (isset($model_object[DS_COMP_STREAM])) {
$dscomposite_stream = $model_object[DS_COMP_STREAM]->content;
islandora_get_defined_dsids_array($defined_dsids, $dscomposite_stream);
}
} catch (Exception $e) {
//do nothing as other objects may have a dscompsite stream
}
}
}
foreach ($defined_dsids as $key => $value) {
if (isset($fedora_object[$key])) {
unset($defined_dsids[$key]); //ds exists in the object so don't show in the dropdown
}
}
return $defined_dsids;
}
/**
* buids the default add datastream form
* @param string $object_id
* @param array $form_state
* @return array
* a form ready to be rendered with a call to Drupal render
*/
function islandora_get_add_datastream_form($object_id, &$form_state) {
$unused_dsids = islandora_get_unused_dsids($object_id); //$defined_dsids;
$form = array();
$form['add_fieldset'] = array(
'#type' => 'fieldset',
'#title' => 'Add a datastream',
'#collapsible' => TRUE,
'#collapsed' => TRUE,
);
$form['add_fieldset']['add_datastream_label'] = array(
'#value' => t('
Add Datastream:
'),
'#weight' => -10,
);
$form['pid'] = array(
'#type' => 'hidden',
'#value' => "$object_id"
);
$form['add_fieldset']['stream_label'] = array(
'#title' => 'Datastream Label',
'#required' => 'TRUE',
'#description' => t('A Human readable label'),
'#type' => 'textfield'
);
$form['#attributes']['enctype'] = 'multipart/form-data';
$form['add_fieldset']['add-stream-file-location'] = array(
'#type' => 'file',
'#title' => t('Upload Document'),
'#size' => 48,
// '#required'=>'TRUE',
'#description' => t('The file to upload.')
);
$form['#redirect'] = "islandora/object/$object_id/";
$form['add_fieldset']['submit'] = array(
'#type' => 'submit',
'#value' => t('Add Datastream')
);
if (!empty($unused_dsids)) {
$dsidsForForm = array();
foreach ($unused_dsids as $key => $value) {
$dsidsForForm[$key] = $key;
}
$form['add_fieldset']['stream_id'] = array(
'#type' => 'select',
'#title' => t('Datastream ID'),
'#default_value' => variable_get('feed_item_length', 'teaser'),
'#weight' => '-1',
'#description' => t('Datastream IDs defined by the content model.'),
);
$form['add_fieldset']['stream_id']['#options'] = $dsidsForForm;
}
else {
$form['add_fieldset']['stream_id'] = array(
'#title' => 'Datastream ID',
'#required' => 'TRUE',
'#description' => t('An ID for this stream that is unique to this object. Must start with a letter and contain only alphanumeric characters and dashes and underscores.'),
'#type' => 'textfield',
'#weight' => -1,
);
}
return $form;
}