Introduce query InstanceQuery

refs #9945

modules/monitoring/library/Monitoring/Backend/Ido/Query/InstanceQuery.php

@@ -0,0 +1,26 @@
+<?php
+/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Monitoring\Backend\Ido\Query;
+
+class InstanceQuery extends IdoQuery
+{
+    /**
+     * {@inheritdoc}
+     */
+    protected $columnMap = array(
+        'instances' => array(
+            'instance_id'   => 'i.instance_id',
+            'instance_name' => 'i.instance_name'
+        )
+    );
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function joinBaseTables()
+    {
+        $this->select()->from(array('i' => $this->prefix . 'instances'));
+        $this->joinedVirtualTables['instances'] = true;
+    }
+}

modules/monitoring/library/Monitoring/DataView/Instance.php

@@ -0,0 +1,33 @@
+<?php
+/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Module\Monitoring\DataView;
+
+/**
+ * View representation for instances
+ */
+class Instance extends DataView
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getColumns()
+    {
+        return array(
+            'instance_id',
+            'instance_name'
+        );
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getSortRules()
+    {
+        return array(
+            'instance_name' => array(
+                'order' => self::SORT_ASC
+            )
+        );
+    }
+}