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Merge pull request #807 from bondjimbond/7.x

Add Solr option for Orphaned Objects list
7.x
Bryan J. Brown 4 years ago committed by GitHub
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  1. 10
      includes/admin.form.inc
  2. 112
      includes/orphaned_objects.inc
  3. 1
      islandora.install
  4. 2
      tests/scripts/travis_setup.sh

10
includes/admin.form.inc

@ -127,6 +127,16 @@ function islandora_repository_admin(array $form, array &$form_state) {
),
),
),
'islandora_orphaned_objects_backend' => array(
'#type' => 'radios',
'#title' => t('Orphaned Objects query'),
'#description' => t('How the Orphaned Islandora Objects list is generated.'),
'#default_value' => variable_get('islandora_orphaned_objects_backend', 'SPARQL'),
'#options' => array(
'Solr' => t('Solr'),
'SPARQL' => t('SPARQL'),
),
),
'islandora_risearch_use_itql_when_necessary' => array(
'#type' => 'checkbox',
'#title' => t('Use iTQL for particular queries'),

112
includes/orphaned_objects.inc

@ -54,11 +54,20 @@ function islandora_manage_orphaned_objects_form(array $form, array $form_state)
or a variety of other reasons. Some of these orphans may exist intentionally.
Please be cautious when deleting, as this action is irreversible.'), 'warning');
$orphaned_objects = islandora_get_orphaned_objects();
$query_method = variable_get('islandora_orphaned_objects_backend', 'SPARQL');
module_load_include('inc', 'islandora', 'includes/utilities');
$rows = array();
foreach ($orphaned_objects as $orphaned_object) {
if ($query_method == 'SPARQL') {
$pid = $orphaned_object['object']['value'];
$title = $orphaned_object['title']['value'];
}
elseif ($query_method == 'Solr') {
$pid = $orphaned_object['PID'];
$title = $orphaned_object['object_label'];
}
if (islandora_namespace_accessible($pid)) {
$rows[$pid] = array(l($orphaned_object['title']['value'] . " (" . $pid . ")", "islandora/object/$pid"));
$rows[$pid] = array(l($title . " (" . $pid . ")", "islandora/object/$pid"));
}
}
ksort($rows);
@ -144,6 +153,83 @@ function islandora_manage_orphaned_objects_confirm_submit(array $form, array &$f
* An array containing the results of the orphaned objects queries.
*/
function islandora_get_orphaned_objects() {
$query_method = variable_get('islandora_orphaned_objects_backend', 'SPARQL');
if ($query_method == 'Solr') {
// Solr query for all objects.
$collection_field = variable_get('islandora_solr_member_of_collection_field', 'RELS_EXT_isMemberOfCollection_uri_ms');
$label_field = variable_get('islandora_solr_object_label_field', 'fgs_label_s');
$member_field = variable_get('islandora_solr_member_of_field', 'RELS_EXT_isMemberOf_uri_ms');
$params = "PID, " . $label_field . ", " . $collection_field . ", " . $member_field;
$query = "PID:*";
$qp = new islandoraSolrQueryProcessor();
$qp->buildQuery($query);
$qp->solrParams['fl'] = $params;
$qp->solrLimit = 1000000000;
// Check islandora_compound_object filters to include compound children.
if (variable_get('islandora_compound_object_hide_child_objects_solr', TRUE)) {
$fq = variable_get('islandora_compound_object_solr_fq', '-RELS_EXT_isConstituentOf_uri_mt:[* TO *]');
if (!empty($fq)) {
// Delete islandora_compound_object_solr_fq from the list of filters.
$filters = $qp->solrParams['fq'];
if (($key = array_search($fq, $filters)) !== FALSE) {
unset($filters[$key]);
$qp->solrParams['fq'] = $filters;
}
}
}
$qp->executeQuery(FALSE);
try {
$results = $qp->islandoraSolrResult['response']['objects'];
}
catch (Exception $e) {
watchdog_exception('Islandora', $e, 'Got an exception searching for parent objects .', array(), WATCHDOG_ERROR);
$results = array();
}
$orphaned_objects = array();
$already_checked = array();
$missing_parents = array();
// Check all results for PIDs that don't exist.
foreach ($results as $result) {
if (array_key_exists($collection_field, $result['solr_doc'])) {
foreach ($result['solr_doc'][$collection_field] as $collection) {
if (in_array($collection, $missing_parents)) {
$orphaned_objects[] = $result;
}
elseif (!in_array($collection, $already_checked)) {
$test = islandora_identify_missing_parents($collection);
if (!$test) {
$orphaned_objects[] = $result;
$missing_parents[] = $collection;
}
$already_checked[] = $collection;
}
}
}
if (array_key_exists($member_field, $result['solr_doc'])) {
foreach ($result['solr_doc'][$member_field] as $membership) {
if (in_array($membership, $missing_parents)) {
$orphaned_objects[] = $result;
}
elseif (!in_array($membership, $already_checked)) {
$test = islandora_identify_missing_parents($membership);
if (!$test) {
$orphaned_objects[] = $result;
$missing_parents[] = $membership;
}
$already_checked[] = $membership;
}
}
}
}
$results = $orphaned_objects;
}
elseif ($query_method == "SPARQL") {
$connection = islandora_get_tuque_connection();
// SPARQL: get orphaned objects, exclude any with a living parent.
$object_query = <<<EOQ
@ -202,6 +288,7 @@ EOQ;
'!prefix' => implode("\n", $parent_relationships['prefix']),
));
$results = $connection->repository->ri->sparqlQuery($sparql_query_objects);
}
return $results;
}
@ -230,6 +317,29 @@ function islandora_delete_orphaned_objects_create_batch(array $pids) {
return $batch;
}
/**
* Solr query to check for deceased parents.
*/
function islandora_identify_missing_parents($parent) {
$parent_params = "PID";
$parent_test = substr($parent, strpos($parent, '/') + 1);
$parent_query = 'PID:"' . $parent_test . '"';
$qp = new islandoraSolrQueryProcessor();
$qp->buildQuery($parent_query);
$qp->solrParams['fl'] = $parent_params;
$qp->solrLimit = 1000000000;
$qp->executeQuery(FALSE);
try {
$parent_results = $qp->islandoraSolrResult['response']['objects'];
}
catch (Exception $e) {
watchdog_exception('Islandora', $e, 'Got an exception searching for parent objects .', array(), WATCHDOG_ERROR);
$parent_results = array();
}
return ($parent_results);
}
/**
* Constructs and performs the deleting batch operation.
*

1
islandora.install

@ -59,6 +59,7 @@ function islandora_uninstall() {
'islandora_semaphore_period',
'islandora_require_obj_upload',
'islandora_breadcrumbs_backends',
'islandora_orphaned_objects_backend',
'islandora_render_context_ingeststep',
'islandora_deny_inactive_and_deleted',
);

2
tests/scripts/travis_setup.sh

@ -42,7 +42,7 @@ if [ "$(phpenv version-name)" == "5.3.3" ]; then
composer global require drupal/coder:7.*
else
composer global require drush/drush:7.*
composer global require drupal/coder
composer global require drupal/coder:7.*
fi
# Symlink the things

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