Rework libraries handling so that libraries don't have to be ported to contao 4.4 only yet.

src/Frontend/Assets/LibrariesConfiguration.php

@@ -0,0 +1,95 @@
+<?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
+ */
+
+declare(strict_types=1);
+
+namespace Netzmacht\Contao\Leaflet\Frontend\Assets;
+
+use Contao\CoreBundle\Framework\ContaoFrameworkInterface as ContaoFramework;
+use Traversable;
+
+/**
+ * Class LibrariesConfiguration
+ *
+ * @package Netzmacht\Contao\Leaflet\Frontend\Assets
+ */
+class LibrariesConfiguration implements \IteratorAggregate, \ArrayAccess
+{
+    /**
+     * @var ContaoFramework
+     */
+    private $framework;
+
+    /**
+     * LibrariesConfiguration constructor.
+     *
+     * @param ContaoFramework $framework
+     */
+    public function __construct(ContaoFramework $framework)
+    {
+        $this->framework = $framework;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @SuppressWarnings(PHPMD.Superglobals)
+     */
+    public function getIterator()
+    {
+        $this->framework->initialize();
+
+        return new \ArrayIterator($GLOBALS['LEAFLET_LIBRARIES']);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @SuppressWarnings(PHPMD.Superglobals)
+     */
+    public function offsetExists($offset)
+    {
+        $this->framework->initialize();
+
+        return isset($GLOBALS['LEAFLET_LIBRARIES'][$offset]);
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @SuppressWarnings(PHPMD.Superglobals)
+     */
+    public function offsetGet($offset)
+    {
+        return $GLOBALS['LEAFLET_LIBRARIES'][$offset];
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @SuppressWarnings(PHPMD.Superglobals)
+     */
+    public function offsetSet($offset, $value)
+    {
+        $GLOBALS['LEAFLET_LIBRARIES'][$offset] = $value;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @SuppressWarnings(PHPMD.Superglobals)
+     */
+    public function offsetUnset($offset)
+    {
+        unset($GLOBALS['LEAFLET_LIBRARIES'][$offset]);
+    }
+}

src/Listener/LoadAssetsListener.php

@@ -15,6 +15,7 @@ declare(strict_types=1);
 namespace Netzmacht\Contao\Leaflet\Listener;
 
 use Netzmacht\Contao\Leaflet\ContaoAssets;
+use Netzmacht\Contao\Leaflet\Frontend\Assets\LibrariesConfiguration;
 use Netzmacht\Contao\Leaflet\Mapper\DefinitionMapper;
 use Netzmacht\Contao\Leaflet\Model\IconModel;
 use Netzmacht\LeafletPHP\Assets;
@@ -45,7 +46,7 @@ class LoadAssetsListener
     /**
      * Libraries.
      *
-     * @var array
+     * @var LibrariesConfiguration
      */
     private $libraries;
 
@@ -54,9 +55,9 @@ class LoadAssetsListener
      *
      * @param Assets                 $assets           Assets.
      * @param DefinitionMapper       $definitionMapper Definition mapper.
-     * @param array            $libraries        Libraries.
+     * @param LibrariesConfiguration $libraries        Libraries.
      */
-    public function __construct(Assets $assets, DefinitionMapper $definitionMapper, array $libraries)
+    public function __construct(Assets $assets, DefinitionMapper $definitionMapper, LibrariesConfiguration $libraries)
     {
         $this->assets           = $assets;
         $this->definitionMapper = $definitionMapper;
@@ -70,7 +71,10 @@ class LoadAssetsListener
      */
     public function onGetJavascriptEvent(): void
     {
-        $this->assets->addJavascript('assets/leaflet/maps/contao-leaflet.js', ContaoAssets::TYPE_FILE);
+        $this->assets->addJavascript(
+            'web/bundles/netzmachtcontaoleaflet/js/contao-leaflet.js',
+            ContaoAssets::TYPE_FILE
+        );
 
         $collection = IconModel::findBy('active', true);
 

src/Listener/RegisterLibrariesListener.php

@@ -0,0 +1,72 @@
+<?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
+ */
+
+declare(strict_types=1);
+
+namespace Netzmacht\Contao\Leaflet\Listener;
+
+use Netzmacht\Contao\Leaflet\Frontend\Assets\LibrariesConfiguration;
+use Netzmacht\LeafletPHP\Assets;
+use Netzmacht\LeafletPHP\Leaflet;
+
+/**
+ * Class RegisterLibrariesListener.
+ *
+ * @package Netzmacht\Contao\Leaflet\Listener
+ */
+final class RegisterLibrariesListener
+{
+    /**
+     * Libraries configuration.
+     *
+     * @var LibrariesConfiguration
+     */
+    private $libraries;
+
+    /**
+     * Leaflet builder.
+     *
+     * @var Leaflet
+     */
+    private $leaflet;
+
+    /**
+     * RegisterLibrariesListener constructor.
+     *
+     * @param LibrariesConfiguration $libraries Libraries configuration.
+     * @param Leaflet                $leaflet   Leaflet builder.
+     */
+    public function __construct(LibrariesConfiguration $libraries, Leaflet $leaflet)
+    {
+        $this->libraries = $libraries;
+        $this->leaflet   = $leaflet;
+    }
+
+    /**
+     * Handle the on initialize system hook.
+     *
+     * @return void
+     */
+    public function onInitializeSystem(): void
+    {
+        foreach ($this->libraries as $name => $assets) {
+            if (!empty($assets['css'])) {
+                list ($source, $type) = (array) $assets['css'];
+                $this->leaflet->registerStylesheet($name, $source, $type ?: Assets::TYPE_FILE);
+            }
+            if (!empty($assets['javascript'])) {
+                list ($source, $type) = (array) $assets['javascript'];
+                $this->leaflet->registerJavascript($name, $source, $type ?: Assets::TYPE_FILE);
+            }
+        }
+    }
+}

src/Resources/config/config.yml

@@ -58,6 +58,3 @@ parameters:
       - 'id'
       - 'title'
       - 'alias'
-
-  # Leaflet libraries files
-  netzmacht.contao_leaflet_maps.libraries: []

src/Resources/config/listeners.yml

@@ -65,6 +65,13 @@ services:
     arguments:
       - '@netzmacht.contao_leaflet_maps.map.assets'
       - '@netzmacht.contao_leaflet_maps.definition.mapper'
-      - '%netzmacht.contao_leaflet_maps.libraries%'
+      - '@netzmacht.contao_leaflet_maps.libraries'
     tags:
       - { name: 'kernel.event_listener', event: 'netzmacht.contao_leaflet.get_javascript', method: 'onGetJavascriptEvent' }
+
+  netzmacht.contao_leaflet_maps.listeners.register_libraries:
+    class: Netzmacht\Contao\Leaflet\Listener\RegisterLibrariesListener
+    arguments:
+     - '@netzmacht.contao_leaflet_maps.libraries'
+     - '@netzmacht.contao_leaflet_maps.definition.builder'
+

src/Resources/config/services.yml

@@ -17,6 +17,11 @@ services:
       - [] # TODO: Rework filter handling.
       - '%kernel.debug%'
 
+  netzmacht.contao_leaflet_maps.libraries:
+    class: Netzmacht\Contao\Leaflet\Frontend\Assets\LibrariesConfiguration
+    arguments:
+      - '@contao.framework'
+
   netzmacht.contao_leaflet_maps.cache:
     alias: 'netzmacht.contao_leaflet_maps.cache.default'
 

src/Resources/contao/config/config.php

@@ -84,3 +84,11 @@ $GLOBALS['TL_MODELS']['tl_leaflet_marker']  = \Netzmacht\Contao\Leaflet\Model\Ma
 $GLOBALS['TL_MODELS']['tl_leaflet_popup']   = \Netzmacht\Contao\Leaflet\Model\PopupModel::class;
 $GLOBALS['TL_MODELS']['tl_leaflet_style']   = \Netzmacht\Contao\Leaflet\Model\StyleModel::class;
 $GLOBALS['TL_MODELS']['tl_leaflet_vector']  = \Netzmacht\Contao\Leaflet\Model\VectorModel::class;
+
+/*
+ * Hooks.
+ */
+$GLOBALS['TL_HOOKS']['initializeSystem'][] = [
+    'netzmacht.contao_leaflet_maps.listeners.register_libraries',
+    'onInitializeSystem'
+];