activitylog: add links to previous/next action

application/controllers/ShowController.php

@@ -136,6 +136,12 @@ class ShowController extends ActionController
             $this->view->entry = $this->db()->fetchActivityLogEntry(Util::hex2binary($checksum));
         }
 
+        $this->view->neighbors = $this->db()->getActivitylogNeighbors(
+            $id,
+            $this->params->get('type'),
+            $this->params->get('name')
+        );
+
         $entry = $this->view->entry;
         $this->activityTabs($entry);
         $this->showInfo($entry);

application/tables/ActivityLogTable.php

@@ -8,6 +8,8 @@ class ActivityLogTable extends QuickTable
 {
     protected $filters = array();
 
+    protected $extraParams = array();
+
     public function getColumns()
     {
         return array(
@@ -20,7 +22,10 @@ class ActivityLogTable extends QuickTable
 
     protected function getActionUrl($row)
     {
-        return $this->url('director/show/activitylog', array('id' => $row->id));
+        return $this->url(
+            'director/show/activitylog',
+            array_merge(array('id' => $row->id), $this->extraParams
+        ));
     }
 
     public function getTitles()
@@ -37,6 +42,10 @@ class ActivityLogTable extends QuickTable
     {
         $this->filters[] = array('l.object_type = ?', $type);
         $this->filters[] = array('l.object_name = ?', $name);
+        $this->extraParams = array(
+            'type' => $type,
+            'name' => $name,
+        );
 
         return $this;
     }

application/views/scripts/show/activitylog.phtml

@@ -4,5 +4,11 @@
 </div>
 
 <div class="content">
+<p><?php if ($this->neighbors->prev): ?>
+<?= $this->qlink('<- prev', $this->url()->with('id', $this->neighbors->prev)) ?>
+<?php endif ?>
+<?php if ($this->neighbors->next): ?>
+ <?= $this->qlink('next ->', $this->url()->with('id', $this->neighbors->next)) ?>
+<?php endif ?></p>
 <?= $this->output ?>
 </div>