Drupal modules for browsing and managing Fedora-based digital repositories.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

83 lines
2.9 KiB

<?php
// $Id$
module_load_include('inc', 'islandora_workflow_client', 'process');
class jhove extends Process {
protected function process($pid, $parameters) {
$required_params = array('dsid');
$missing_params = array();
foreach ($required_params as $param)
if (!isset($parameters[$param]))
$missing_params[]=$param;
if (count($missing_params) > 0) {
$this->setMessage(t('Missing parameter(s) "%params" for image_resize process on "%pid"', array('%params' => join(',', $missing_params), '%pid' => $pid)));
return FALSE;
}
module_load_include('inc', 'fedora_repository', 'api/fedora_item');
module_load_include('inc', 'fedora_repository', 'ObjectHelper');
$item = new fedora_item($pid);
$dslist = $item->get_datastreams_list_as_array();
if (!isset($dslist[$parameters['dsid']])) {
$this->setMessage(t('Datastream "%dsid" could not be found for image_resize process on "%pid"', array('%dsid' => $parameters['dsid'], '%pid' => $pid)));
return FALSE;
}
$ds = $dslist[$parameters['dsid']];
$file = '/tmp/'. $ds['label'];
$dest_ds = isset($parameters['dest_ds']) ? $parameters['dest_ds'] : 'JHOVE';
$objectHelper = new ObjectHelper();
$objectHelper->makeObject($pid, $parameters['dsid'], FALSE, NULL, $file);
if (!file_exists($file)) {
$this->setMessage('couldnt get datastream '. $parameters['dsid'] .' as '. $file);
return FALSE;
}
$system = getenv('System');
$file_suffix = '.jhove.xml';
$returnValue=TRUE;
$output=array();
$command = '/usr/local/jhove/jhove -c /usr/local/jhove/conf/jhove.conf '. $file . ' -h xml -o '. $file . $file_suffix;
exec($command, $output, $returnValue);
if (!file_exists($file . $file_suffix)) {
$this->setMessage('command failed: '. htmlentities($command ."\n" . join("\n", $output) ."\n return value: $returnValue"));
@unlink($file);
return FALSE;
}
if ($returnValue == '0') {
if (isset($dslist[$dest_ds])) {
$item->purge_datastream($dest_ds);
}
$xmlDoc = new DOMDocument();
$xmlDoc->load($file . $file_suffix);
$xslDoc = new DOMDocument();
$xslDoc->load(drupal_get_path('module', 'islandora_workflow_client') .'/xsl/jhove-mix.xsl');
$proc = new XSLTProcessor();
$proc->importStylesheet($xslDoc);
file_put_contents('/tmp/mix.xml', $proc->transformToXML($xmlDoc));
$ret = $item->add_datastream_from_string($proc->transformToXML($xmlDoc), $dest_ds, $ds['label'] . $file_suffix, 'text/xml', 'X','Added by workflow process jhove.');
@unlink($file);
@unlink($file . $file_suffix);
if (!$ret) {
$this->setMessage(t('Unable to add datastream "%dsid" to "%pid".', array('%dsid' => $dest_ds, '%pid' => $pid)));
return FALSE;
}
return TRUE;
}
}
}