Fix my mistakes in collection manager.

includes/utilities.inc

@@ -45,4 +45,32 @@ function islandora_control_group_to_human_readable($control_group) {
     default:
       return $control_group;
   }
+}
+
+/**
+ * valid pid ??
+ * @param type $pid
+ * @return boolean
+ */
+function islandora_validate_pid($pid) {
+  $valid = FALSE;
+  if (strlen(trim($pid)) <= 64 && preg_match('/^([A-Za-z0-9]|-|\.)+:(([A-Za-z0-9])|-|\.|~|_|(%[0-9A-F]{2}))+$/', trim($pid))) {
+    $valid = TRUE;
+  }
+
+  return $valid;
+}
+
+/**
+ * Valid Dsid ??
+ * @param type $dsid
+ * @return boolean
+ */
+function islandora_validadte_dsid($dsid) {
+  $valid = FALSE;
+  if (strlen(trim($dsid)) <= 64 && preg_match('/^[a-zA-Z0-9\_\-\.]+$/', trim($dsid))) {
+    $valid = TRUE;
+  }
+
+  return $valid;
 }

islandora_basic_collection/includes/change_content_models.inc

@@ -86,7 +86,7 @@ function islandora_change_content_models_form_submit($form, &$form_state) {
   $collection_pid = $form_state['values']['collection_pid'];
   
   $current_content_model_object = islandora_object_load($current_content_model);
-  $collection_object = islandora_load_object($form_state['values']['collection_pid']);
+  $collection_object = islandora_object_load($form_state['values']['collection_pid']);
 
   $collection_policy_datastream = $collection_object->getDatastream(variable_get('Islandora_Collection_Policy_DSID', 'COLLECTION_POLICY'));
   $policy = new CollectionPolicy($collection_policy_datastream->content);
@@ -105,7 +105,7 @@ function islandora_change_content_models_form_submit($form, &$form_state) {
     }
   }
   if ($add_to_policy) {
-    $new_content_model_object = new FedoraObject($new_content_model, $rest_connection->repository);
+    $new_content_model_object = islandora_object_load($new_content_model);
     $new_content_model_datastream = $new_content_model_object->getDatastream(variable_get('Islandora_Content_Model_DSID', 'ISLANDORACM'));
     $content_models_element = $collection_policy_xml->getElementsByTagName('content_models');
     $content_model_element = $content_models_element->item(0)->getElementsByTagName('content_model');
@@ -129,14 +129,14 @@ function islandora_change_content_models_form_submit($form, &$form_state) {
            or \$object <info:fedora/fedora-system:def/relations-external#isMemberOf> <info:fedora/$collection_pid>)
       and \$object <fedora-model:state> <info:fedora/fedora-system:def/model#Active>)";
   
-  $objects = $rest_connection->repository->ri->itqlQuery($query, 'unlimited', '0');
+  $objects = $collection_object->repository->ri->itqlQuery($query, 'unlimited', '0');
   
   $count = 0;
   foreach ($objects as $object) {
     if (!$object['object']['value']) {
       continue;
     }
-    $fedora_item = new FedoraObject($object['object']['value'], $rest_connection->repository);
+    $fedora_item = islandora_object_load($object['object']['value']);
     $fedora_item->relationships->remove(FEDORA_MODEL_URI, 'hasModel', $current_content_model);
     $fedora_item->relationships->add(FEDORA_MODEL_URI, 'hasModel', $new_content_model);
     $count++;

islandora_basic_collection/includes/child_collection.inc

@@ -119,7 +119,20 @@ function islandora_create_child_collection_form($form, &$form_state, $collection
 }
 
 function islandora_create_child_collection_form_validate($form, &$form_state) {
-  
+  module_load_include('inc', 'islandora', 'includes/utilities');
+  $new_collection_pid = $form_state['values']['new_collection_pid'];
+  if($new_collection_pid) {
+    $valid = islandora_validate_pid($new_collection_pid);
+    if(!$valid) {
+      form_set_error('new_collection_pid', 'Collection PID is Invalid.');
+    }
+    else {
+      $object = islandora_object_load($new_collection_pid);
+      if($object !== NULL) {
+        form_set_error('new_collection_pid', 'Collection PID already exists.');
+      }
+    }
+  }
 }
 
 /**
@@ -136,7 +149,7 @@ function islandora_create_child_collection_form_submit($form, &$form_state) {
   $new_collection_pid = $form_state['values']['new_collection_pid'];
   $this_collection_pid = $form_state['values']['current'];
   if(empty($new_collection_pid)) {
-    $collection_namespace = substr($this_collection_pid, 0, strpos($this_collection_pid, ":"));
+    $new_collection_pid = substr($this_collection_pid, 0, strpos($this_collection_pid, ":"));
   }
   $new_collection_label = $form_state['values']['collection_name'];
   $namespace = $form_state['values']['collection_namespace'];
@@ -185,5 +198,5 @@ function islandora_create_child_collection_form_submit($form, &$form_state) {
   $fedora_object->ingestDatastream($policy_datastream);
   $new_fedora_object = islandora_ingest_add_object($fedora_object);
 
-  drupal_goto('/islandora/object/' . $new_collection_pid);
+  drupal_goto('/islandora/object/' . $fedora_object->id);
 }

islandora_basic_collection/includes/collection_management.inc

@@ -37,7 +37,7 @@ function get_child_collections($object) {
   $query = <<<EOD
   select \$object from <#ri>
     where \$object <info:fedora/fedora-system:def/model#hasModel> <info:fedora/islandora:collectionCModel>
-    and \$object  <info:fedora/fedora-system:def/relations-external#isMemberOfCollection> <info:fedora/$collection_pid>
+    and \$object  <info:fedora/fedora-system:def/relations-external#isMemberOfCollection> <info:fedora/$object->id>
 EOD;
 
   $lines = $object->repository->ri->itqlQuery($query, 'unlimited', '0');
@@ -49,7 +49,7 @@ function islandora_collections_get_collection_from_pid($object) {
   $query = 'select  $parent from <#ri>
 		where ($object <fedora-rels-ext:isMemberOf> $parent
     or $object <fedora-rels-ext:isMemberOfCollection> $parent)
-		and $object <dc:identifier> \'' . $pid . '\'
+		and $object <dc:identifier> \'' . $object->id . '\'
 		order by $object';
 
   $object_pids = $object->repository->ri->itqlQuery($query, 'unlimited', '0');

islandora_basic_collection/includes/delete_collection.inc

@@ -67,7 +67,7 @@ function islandora_collection_deletion_form($form, &$form_state, $object) {
 function islandora_collection_deletion_form_submit($form, &$form_state) {
 
   $collection_pid = $form_state['values']['current'];
-  $fedora_object = islandora_object_load($collection_object);
+  $fedora_object = islandora_object_load($collection_pid);
 
   $parents = $fedora_object->relationships->get(NULL, 'isMemberOfCollection');
   $parents = islandora_collections_get_collection_from_pid($fedora_object);
@@ -77,14 +77,14 @@ function islandora_collection_deletion_form_submit($form, &$form_state) {
     drupal_goto("islandora/object/" . $parents[0]['parent']['value']);
   }
 
-  $child_collections = get_child_collections($collection_pid);
+  $child_collections = get_child_collections($fedora_object);
 
   $populated_child_collections = array();
   $pids = @array_filter($form_state['values']['table']);
 
   if (!empty($child_collections)) {
     foreach ($child_collections as $child) {
-      $child_pids = get_related_items_as_array(islandora_object_load($child), 'isMemberOfCollection');
+      $child_pids = get_related_items_as_array(islandora_object_load($child['object']['value']), 'isMemberOfCollection');
       if (!empty($child_pids)) {
         $populated_child_collections[] = $child;
       }

islandora_basic_collection/includes/manage_policies.inc

@@ -166,7 +166,7 @@ function islandora_manage_policies_form_submit($form, &$form_state) {
 
     $cp_namespace = $form_state['values']['new_cp_namespace'];
     $cp_content_model = $form_state['values']['content_model_to_add'];
-    $content_model_object = new FedoraObject($cp_content_model, $rest_connection->repository);
+    $content_model_object = islandora_object_load($cp_content_model);
     $content_model_datastream = $content_model_object->getDatastream(variable_get('Islandora_Content_Model_DSID', 'ISLANDORACM'));
 
     $content_models_element = $collection_policy_xml->getElementsByTagName('content_models');

islandora_basic_collection/includes/move_collection.inc

@@ -64,7 +64,6 @@ function islandora_collection_migrate_form($form, &$form_state, $object) {
  * @param array $form_state 
  */
 function islandora_collection_migrate_form_submit($form, &$form_state) {
-
   $pids = array_filter($form_state['values']['table']);
   $new_collection = $form_state['values']['new_collection'];
   $current = $form_state['values']['current'];
@@ -73,4 +72,6 @@ function islandora_collection_migrate_form_submit($form, &$form_state) {
     $fedora_object->relationships->remove(FEDORA_RELS_EXT_URI, 'isMemberOfCollection', $current);
     $fedora_object->relationships->add(FEDORA_RELS_EXT_URI, 'isMemberOfCollection', $new_collection);
   }
+  
+  drupal_set_message("@count objects successfully migrated!", array('@count' => count($pids)));
 }