Drupal modules for browsing and managing Fedora-based digital repositories.
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<?php
/**
* @file
*
* This file contains the admin (confirmation) form and callback functions to
* delete/purge a datastream.
*/
/**
* The admin delete datastream form.
*
* @param array $form
* The Drupal form.
* @param array $form_state
* The Drupal form state.
* @param FedoraDatastream $datastream
* The datastream to be deleted.
*
* @return array
* The drupal form definition.
*/
function islandora_delete_datastream_form(array $form, array &$form_state, FedoraDatastream $datastream) {
$form_state['datastream'] = $datastream;
return confirm_form($form,
t('Are you sure you want to delete the %dsid datastream?', array('%dsid' => $datastream->id)),
"islandora/object/{$datastream->parent->id}",
t('This action cannot be undone.'),
t('Delete'),
t('Cancel')
);
}
/**
* Submit handler for the delete datastream form. Purges/Delete's the given
* FedoraDatastream if possible.
*
* The ISLANDORA_PRE_PURGE_DATASTREAM_HOOK will query other modules as to
* whether the given FedoraDatastream
* should be: blocked from purging; state set to 'Deleted'; or purged.
*
* @see islandora_delete_datastream().
*
* @param string $object_id
* ID of the object
* @param string $datastream_id
* ID of the datastream
*/
function islandora_delete_datastream_form_submit(array $form, array &$form_state) {
$datastream = $form_state['datastream'];
$datastream_id = $datastream->id;
$object = $datastream->parent;
$deleted = FALSE;
try {
$deleted = islandora_delete_datastream($datastream);
} catch (Exception $e) {
drupal_set_message(t('Error deleting %s datastream from object %o %e', array('%s' => $datastream_id, '%o' => $object->label, '%e' => $e->getMessage())), 'error');
}
if ($deleted) {
drupal_set_message(t('%d datastream sucessfully deleted from Islandora object %o', array('%d' => $datastream_id, '%o' => $object->label)));
}
else {
drupal_set_message(t('Error deleting %s datastream from object %o', array('%s' => $datastream_id, '%o' => $object->label)), 'error');
}
$form_state['redirect'] = "islandora/object/{$object->id}";
}