IcingaObjectField: new generic form and table

application/forms/IcingaObjectFieldForm.php

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+<?php
+
+namespace Icinga\Module\Director\Forms;
+
+use Icinga\Module\Director\Objects\IcingaObject;
+use Icinga\Module\Director\Web\Form\DirectorObjectForm;
+
+class IcingaObjectFieldForm extends DirectorObjectForm
+{
+    /**
+     *
+     * Please note that $object would conflict with logic in parent class
+     */
+    protected $icingaObject;
+
+    public function setIcingaObject($object)
+    {
+        $this->icingaObject = $object;
+        $this->className = get_class($object) . 'Field';
+        return $this;
+    }
+
+    public function setup()
+    {
+        $type = $this->icingaObject->getShortTableName();
+        $this->addHidden($type . '_id', $this->icingaObject->id);
+
+        $this->addHtmlHint(
+            'Custom data fields allow you to easily fill custom variables with'
+          . " meaningful data. It's perfectly legal to override inherited fields."
+          . ' You may for example want to allow "network devices" specifying any'
+          . ' string for vars.snmp_community, but restrict "customer routers" to'
+          . ' a specific set, shown as a dropdown.'
+        );
+
+        $fields = $this->db->enumDatafields();
+        $this->addElement('select', 'datafield_id', array(
+            'label'        => 'Field',
+            'required'     => true,
+            'description'  => 'Field to assign',
+            'multiOptions' => $this->optionalEnum($fields)
+        ));
+
+        if (empty($fields)) {
+            $msg = $this->translate(
+                'There are no data fields available.'
+              . ' Please ask an administrator to create such'
+            );
+
+            $this->getElement('datafield_id')->setError($msg);
+        }
+
+        $this->addElement('select', 'is_required', array(
+            'label'        => $this->translate('Mandatory'),
+            'description'  => $this->translate('Whether this field should be mandatory'),
+            'required'     => true,
+            'multiOptions' => array(
+                'n' => $this->translate('Optional'),
+                'y' => $this->translate('Mandatory'),
+            )
+        ));
+
+        $this->setSubmitLabel(
+            $this->translate('Add new field')
+        );
+    }
+}

application/tables/IcingaObjectDatafieldTable.php

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+<?php
+
+namespace Icinga\Module\Director\Tables;
+
+use Icinga\Module\Director\Objects\IcingaObject;
+use Icinga\Module\Director\Web\Table\QuickTable;
+
+class IcingaObjectDatafieldTable extends QuickTable
+{
+    protected $object;
+
+    public function setObject(IcingaObject $object)
+    {
+        $this->object = $object;
+        $this->setConnection($object->getConnection());
+        return $this;
+    }
+
+    protected $searchColumns = array(
+        'varname',
+    );
+
+    public function getColumns()
+    {
+        return array(
+            'id'          => 'f.id',
+            'varname'     => 'f.varname',
+            'caption'     => 'f.caption',
+            'description' => 'f.description',
+            'datatype'    => 'f.datatype',
+            'required'    => "CASE WHEN of.is_required = 'y' THEN 'mandatory' ELSE 'optional' END",
+        );
+    }
+
+    protected function getActionUrl($row)
+    {
+        return $this->url('director/objectdatafield', array('id' => $row->id));
+    }
+
+    public function getTitles()
+    {
+        $view = $this->view();
+        return array(
+            'caption'     => $view->translate('Label'),
+            'varname'     => $view->translate('Field name'),
+            'required'    => $view->translate('Required'),
+        );
+    }
+
+    public function getBaseQuery()
+    {
+        $db = $this->connection()->getConnection();
+        $otable = $this->object->getTableName() . '_field';
+        $oname  = $this->object->getShortTableName();
+
+        $query = $db->select()->from(
+            array('of' => $otable),
+            array()
+        )->join(
+            array('f' => 'director_datafield'),
+            'f.id = of.datafield_id',
+            array()
+        )->where('of.' . $oname . '_id = ?', $this->object->id)
+         ->order('caption ASC');
+
+        return $query;
+    }
+}

application/views/scripts/object/fields.phtml

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+<div class="controls">
+<?= $this->tabs ?>
+<h1><?= $this->escape($this->title) ?></h1>
+</div>
+
+<div class="content">
+<?= $this->form ?>
+<?= $this->table ?>
+</div>