* code for task #45297.

api/v1/entries/bug.php

@@ -91,6 +91,11 @@ class bugEntry extends entry
 
         $bug->actions = $this->loadModel('action')->processActionForAPI($data->data->actions, $data->data->users, $this->lang->bug);
 
+        $preAndNext = $data->data->preAndNext;
+        $bug->preAndNext = array();
+        $bug->preAndNext['pre']  = $preAndNext->pre  ? $preAndNext->pre->id : '';
+        $bug->preAndNext['next'] = $preAndNext->next ? $preAndNext->next->id : '';
+
         $this->send(200, $this->format($bug, 'activatedDate:time,openedDate:time,assignedDate:time,resolvedDate:time,closedDate:time,lastEditedDate:time,deadline:date,deleted:bool'));
     }
 

api/v1/entries/doc.php

@@ -44,6 +44,11 @@ class docEntry extends entry
             $doc->addedBy    = zget($usersWithAvatar, $doc->addedBy);
         }
 
+        $preAndNext = $data->data->preAndNext;
+        $doc->preAndNext = array();
+        $doc->preAndNext['pre']  = $preAndNext->pre  ? $preAndNext->pre->id : '';
+        $doc->preAndNext['next'] = $preAndNext->next ? $preAndNext->next->id : '';
+
         $this->send(200, $this->format($doc, 'addedDate:time,assignedDate:date,editedDate:time'));
     }
 

api/v1/entries/story.php

@@ -105,6 +105,11 @@ class storyEntry extends Entry
 
         $story->actions = $this->loadModel('action')->processActionForAPI($data->data->actions, $data->data->users, $this->lang->story);
 
+        $preAndNext = $data->data->preAndNext;
+        $story->preAndNext = array();
+        $story->preAndNext['pre']  = $preAndNext->pre  ? $preAndNext->pre->id : '';
+        $story->preAndNext['next'] = $preAndNext->next ? $preAndNext->next->id : '';
+
         $this->send(200, $this->format($story, 'openedDate:time,assignedDate:time,reviewedDate:time,lastEditedDate:time,closedDate:time'));
     }
 

api/v1/entries/task.php

@@ -99,6 +99,11 @@ class taskEntry extends Entry
 
         $task->actions = $this->loadModel('action')->processActionForAPI($data->data->actions, $data->data->users, $this->lang->task);
 
+        $preAndNext = $data->data->preAndNext;
+        $task->preAndNext = array();
+        $task->preAndNext['pre']  = $preAndNext->pre  ? $preAndNext->pre->id : '';
+        $task->preAndNext['next'] = $preAndNext->next ? $preAndNext->next->id : '';
+
         $this->send(200, $this->format($task, 'openedDate:time,assignedDate:time,realStarted:time,finishedDate:time,canceledDate:time,closedDate:time,lastEditedDate:time,deleted:bool'));
     }
 

module/common/model.php

@@ -1845,13 +1845,18 @@ EOD;
         $typeOnlyCondition = $type . 'OnlyCondition';
         $queryCondition    = $this->session->$queryCondition;
 
+        $preAndNextObject       = new stdClass();
+        $preAndNextObject->pre  = '';
+        $preAndNextObject->next = '';
+        if(empty($queryCondition)) return $preAndNextObject;
+
         $table   = $this->config->objectTables[$type];
         $orderBy = $type . 'OrderBy';
         $orderBy = $this->session->$orderBy;
-        if(empty($queryCondition) or $this->session->$typeOnlyCondition)
+        if($this->session->$typeOnlyCondition)
         {
             $sql = $this->dao->select('*')->from($table)
-                ->beginIF($queryCondition != false)->where($queryCondition)->fi()
+                ->where($queryCondition)
                 ->beginIF($orderBy != false)->orderBy($orderBy)->fi()
                 ->get();
         }
@@ -1879,10 +1884,6 @@ EOD;
             $existsObjectList = $this->session->$objectIdListKey;
         }
 
-        $preAndNextObject       = new stdClass();
-        $preAndNextObject->pre  = '';
-        $preAndNextObject->next = '';
-
         $preObj = false;
         if(isset($existsObjectList['objectList']))
         {