Rework marker dca callbacks to a service listener.

src/Listener/Dca/MarkerDcaListener.php

@@ -0,0 +1,165 @@
+<?php
+
+/**
+ * Leaflet maps for Contao CMS.
+ *
+ * @package    contao-leaflet-maps
+ * @author     David Molineus <david.molineus@netzmacht.de>
+ * @copyright  2016-2017 netzmacht David Molineus. All rights reserved.
+ * @license    LGPL-3.0 https://github.com/netzmacht/contao-leaflet-maps/blob/master/LICENSE
+ * @filesource
+ */
+
+namespace Netzmacht\Contao\Leaflet\Listener\Dca;
+
+use Contao\Controller;
+use Doctrine\DBAL\Connection;
+use Netzmacht\Contao\Toolkit\Dca\Options\OptionsBuilder;
+use Netzmacht\Contao\Leaflet\Model\IconModel;
+use Netzmacht\Contao\Leaflet\Model\PopupModel;
+
+/**
+ * Class Marker is the dca helper class for the tl_leaflet_marker dca.
+ *
+ * @package Netzmacht\Contao\Leaflet\Dca
+ */
+class MarkerDcaListener
+{
+    /**
+     * Database connection.
+     *
+     * @var Connection
+     */
+    private $connection;
+
+    /**
+     * MarkerDcaListener constructor.
+     *
+     * @param Connection $connection Database connection.
+     */
+    public function __construct(Connection $connection)
+    {
+        $this->connection = $connection;
+    }
+
+    /**
+     * Initialize the language files.
+     *
+     * @return void
+     */
+    public function initialize(): void
+    {
+        Controller::loadLanguageFile('leaflet');
+    }
+
+    /**
+     * Generate the row label.
+     *
+     * @param array $row Current data row.
+     *
+     * @return string
+     */
+    public function generateRow($row)
+    {
+        return $row['title'];
+    }
+
+    /**
+     * Get all icons.
+     *
+     * @return array
+     */
+    public function getIcons()
+    {
+        $collection = IconModel::findAll(array('order' => 'title'));
+        $builder    = OptionsBuilder::fromCollection(
+            $collection,
+            function ($model) {
+                return sprintf('%s [%s]', $model['title'], $model['type']);
+            }
+        );
+
+        return $builder->getOptions();
+    }
+
+    /**
+     * Get all popups.
+     *
+     * @return array
+     */
+    public function getPopups()
+    {
+        $collection = PopupModel::findAll(array('order' => 'title'));
+        $builder    = OptionsBuilder::fromCollection($collection, 'title');
+
+        return $builder->getOptions();
+    }
+
+    /**
+     * Save the coordinates.
+     *
+     * @param string         $value         The raw data.
+     * @param \DataContainer $dataContainer The data container driver.
+     *
+     * @return string
+     */
+    public function saveCoordinates($value, $dataContainer)
+    {
+        $combined = array(
+            'latitude'  => null,
+            'longitude' => null,
+            'altitude'  => null
+        );
+
+        $values = trimsplit(',', $value);
+        $keys   = array_keys($combined);
+        $count  = count($values);
+
+        if ($count >= 2 && $count <= 3) {
+            for ($i = 0; $i < $count; $i++) {
+                $combined[$keys[$i]] = $values[$i];
+            }
+        }
+
+        $this->connection->update('tl_leaflet_marker', $combined, ['id' => $dataContainer->id]);
+
+        return null;
+    }
+
+    /**
+     * Load the coordinates.
+     *
+     * @param string         $value         The raw data.
+     * @param \DataContainer $dataContainer The data container driver.
+     *
+     * @return string
+     *
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function loadCoordinates($value, $dataContainer)
+    {
+        $query     = 'SELECT latitude, longitude, altitude FROM tl_leaflet_marker WHERE id=:id';
+        $statement = $this->connection->prepare($query);
+        $statement->bindValue('id', $dataContainer->id);
+
+        $statement->execute();
+
+        if ($row = $statement->fetch()) {
+            $buffer = $row['latitude'];
+
+            if ($buffer && $row['longitude']) {
+                $buffer .= ',' . $row['longitude'];
+            } else {
+                return $buffer;
+            }
+
+            if ($buffer && $row['altitude']) {
+                $buffer .= ',' . $row['altitude'];
+            }
+
+            return $buffer;
+        }
+
+        return '';
+    }
+}