Fix ISLANDORA-117 Purging an object should go back to a node.

ObjectHelper.inc

@@ -474,8 +474,9 @@ class ObjectHelper {
 	  $allow= fedora_fesl_check_roles($object_pid,'write');
 	}
 	if ($allow) {      
-	  $purgeObject = '<a title="' . t('Purge Object ') . $object_pid . '" href="' . base_path() . 'fedora/repository/purgeObject/' .
-              $object_pid . '"><img src="' . $base_url . '/' . $path . '/images/purge_big.png" alt="' . t('Purge Object') . '" class="icon">' . t('Purge Object') . '</a>';
+	  //$purgeObject = '<a title="' . t('Purge Object ') . $object_pid . '" href="' . base_path() . 'fedora/repository/purgeObject/' .
+              //$object_pid . '"><img src="' . $base_url . '/' . $path . '/images/purge_big.png" alt="' . t('Purge Object') . '" class="icon">' . t('Purge Object') . '</a>';
+          $purgeObject = drupal_get_form('fedora_repository_purge_object_form', $object_pid, check_plain(request_uri()));
 	}
     } else {
       $purgeObject = '&nbsp;';

fedora_repository.module

@@ -62,6 +62,7 @@ function fedora_repository_purge_object($pid = NULL, $name = NULL) {
                       '%name' => $name,
                       '%pid' => $pid)
   );
+
   $output .= drupal_get_form('fedora_repository_purge_object_form', $pid);
   return $output;
 }
@@ -233,20 +234,40 @@ function fedora_repository_ingest_form(&$form_state, $collection_pid, $collectio
   return $ingestForm->createIngestForm($collection_pid, $collection_label, $form_state);
 }
 
-function fedora_repository_purge_object_form(&$form_state, $pid, $collectionPid = NULL) {
+function fedora_repository_purge_object_form(&$form_state, $pid, $referrer) {
+  global $base_url;
+  //  $form['#redirect'] = "fedora/repository/$collectionPid/";
   $form['pid'] = array(
       '#type' => 'hidden',
       '#value' => "$pid"
   );
+  if (!strstr( drupal_get_destination(), urlencode('fedora/repository'))) {
+    $form['referrer'] = array(
+        '#type' => 'hidden',
+        '#value' => $referrer,
+    );
+  }
+  if(!isset($form_state['storage']['confirm'])) {
+    // do your normal $form definition here
+
 
     $form['submit'] = array(
-      '#type' => 'submit',
+        '#type' => 'image_button',
+        '#src' => drupal_get_path('module', 'fedora_repository').'/images/purge_big.png',
         '#value' => t('Purge')
     );
     if ($collectionPid == NULL) {
       $collectionPid = $_SESSION['fedora_collection'];
     }
-  //  $form['#redirect'] = "fedora/repository/$collectionPid/";
+    //$form['#redirect'] = $referrer;
+    
+    return $form;
+  } 
+  else {
+    // ALSO do $form definition here. Your final submit handler (after user clicks Yes, I Confirm) will only see $form_state info defined here. Form you create here passed as param1 to confirm_form
+
+    return confirm_form($form,'You Sure?', $base_url.$referrer, 'Description text','Yes, nuke it','Cancel'); //Had better luck leaving off last param 'name'
+  }
   return $form;
 }
 
@@ -384,7 +405,12 @@ function fedora_repository_purge_object_form_submit($form, &$form_state) {
   module_load_include('inc', 'fedora_repository', 'ConnectionHelper');
   //$client = getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
   $pid = $form_state['values']['pid'];
-
+  if (!isset($form_state['storage']['confirm'])) {
+    $form_state['storage']['confirm'] = TRUE; // this will cause the form to be rebuilt, entering the confirm part of the form
+    $form_state['rebuild'] = TRUE; // along with this
+  } 
+  else {
+    // this is where you do your processing after they have pressed the confirm button
     $params = array(
         "pid" => $pid,
         "logMessage" => "Purged",
@@ -393,12 +419,10 @@ function fedora_repository_purge_object_form_submit($form, &$form_state) {
     try {
       $soapHelper = new ConnectionHelper();
       $client = $soapHelper->getSoapClient(variable_get('fedora_soap_manage_url', 'http://localhost:8080/fedora/services/management?wsdl'));
-    $object = $client->__soapCall('purgeObject', array(
-                $params
-                    )
-    );
+      $object = $client->__soapCall('purgeObject', array($params));
+      unset($form_state['storage']['confirm']);
     } catch (exception $e) {
-    if (preg_match('/org\.fcrepo\.server\.security\.xacml\.pep\.AuthzDeniedException/',$e->getMessage())) {
+      if (preg_match('/org\.fcrepo\.server\.security\.xacml\.pep\.AuthzDeniedException/', $e->getMessage())) {
         drupal_set_message(t('Error:  Insufficient permissions to purge object.'), 'error');
       } else {
         drupal_set_message(t($e->getMessage()), 'error');
@@ -408,7 +432,13 @@ function fedora_repository_purge_object_form_submit($form, &$form_state) {
     if (empty($collectionPid)) {
       $collectionPid = $_SESSION['fedora_collection'];
     }
+    if (!empty($form_state['values']['referrer'])) {
+      $form_state['redirect'] = substr($form_state['values']['referrer'], 1);
+    }
+    else {
       $form_state['redirect'] = "fedora/repository/$collectionPid/";
+    }
+  }
 }
 
 function fedora_repository_purge_stream_form(&$form_state, $pid, $dsId) {

plugins/pidfield/pidfield.module

@@ -281,7 +281,7 @@ function theme_pidfield_formatter_default($element) {
     $item = new Fedora_Item($pid);
 
     return fedora_repository_get_items($pid);
-    //return $item->objectProfile->objLabel;
+    
   }
   return null;
 }