FEATURE: move gallery into own repository

Config/config.php

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+<?php
+
+return [
+    'name'      => 'Gallery',
+    'translatedName' => 'gallery::module.name',
+    'translatedDescription' => 'gallery::module.description',
+    'alias'     => 'gallery',
+    'handler'   => '\\Modules\\Gallery\\Handlers\\Gallery',
+    'providers' => [\Modules\Gallery\Providers\GalleryServiceProvider::class],
+    'files'     => ['start.php'],
+    'order'     => 0,
+];

Handlers/Gallery.php

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+<?php
+namespace Modules\Gallery\Handlers;
+
+use App\CMS\Contracts\Modules\AppHandler;
+use App\CMS\Enumerations\ModulesHandlerToId;
+use App\CMS\Handlers\AdminHandler;
+use App\CMS\Handlers\History;
+use App\Http\Controllers\Controller;
+use App\Http\Requests\Request;
+use App\Models\Content\Content;
+use App\Models\FileManager\Directory;
+use App\Models\FileManager\File;
+use App\Models\User;
+use Illuminate\Support\Facades\Storage;
+
+class Gallery implements AppHandler
+{
+    const CONFIG_FILENAME = 'photogallery-config';
+    const DIRECTORY_NAME = 'photogallery-data';
+
+    /**
+     * Render given module into visitor area.
+     *
+     * @param Content $content    DB model from table contents
+     * @param array   $parameters parameters used for modifications/custom settings of given model
+     *
+     * @return mixed
+     */
+    public function render(Content $content, $parameters)
+    {
+        // get directory ID
+        $directoryId = $content->moduleSettings->directoryId;
+
+        // get all images in given directory
+        $images = File::where('directory_id', $directoryId)
+                      ->where('mime_type', 'LIKE', 'image%')
+                      ->get();
+
+        // render content
+        return Controller::visitorsView($content->template, [
+            'images' => $images,
+            'page'   => $content,
+            'extra'  => $parameters
+        ]);
+    }
+
+    public static function getHistoryHandler()
+    {
+        return History::class;
+    }
+
+    /**
+     * @param Content $content
+     *
+     * @return array
+     */
+    public static function loadExtraData(Content $content)
+    {
+        if (is_string($content->moduleSettings)) {
+            $content->moduleSettings = json_decode($content->moduleSettings);
+        }
+
+        $extra = [
+            'slider' => isset($content->moduleSettings->slider) ? $content->moduleSettings->slider : false
+        ];
+
+        return $extra;
+    }
+
+    /**
+     * Save module-specific values into database
+     *
+     * @param Content $content
+     * @param Request $request
+     *
+     * @return mixed
+     * @internal param Widget $widget
+     */
+    public static function createNew(Content &$content, Request $request)
+    {
+        $parentDirectoryId = Storage::get(self::CONFIG_FILENAME);
+
+        // create new directory for images
+        $directory = Directory::create([
+                                           'name'        => $content->id . '_' . $request->title,
+                                           'description' => $request->description,
+                                           'parent_id'   => $parentDirectoryId
+                                       ]);
+
+        // save id into module_config array
+        $settings = ['directoryId' => $directory->id];
+
+        // save settings
+        $content->moduleSettings = json_encode($settings);
+    }
+
+    /**
+     * Method used for editing existing content page.
+     *
+     * Reason why it is separated from createNew() method is simple - we need to save history of changes.
+     *
+     * @param Content $content
+     * @param Request $request
+     *
+     * @param         $revisionID string ID of revision used
+     *
+     * @return int number of edited fields
+     */
+    public static function edit(Content &$content, Request $request, $revisionID)
+    {
+        // nothing to edit
+    }
+
+    /**
+     * Does given module manage content? Or is it just module with widgets/something internal/something absolutely else?
+     *
+     * @return bool
+     */
+    public static function managesContent()
+    {
+        return true;
+    }
+
+    public static function getModuleId()
+    {
+        $handler = config('gallery.handler');
+        $allModules = ModulesHandlerToId::getWithTranslations();
+        $moduleId = isset($allModules[$handler]) ? $allModules[$handler] : null;
+
+        return $moduleId;
+    }
+
+    /**
+     * Getter for section names in creating/editing content resource
+     *
+     * @return mixed
+     */
+    public static function getExtendedFormSections()
+    {
+        $sections = AdminHandler::getExtendedFormSections();
+
+        $sections['upload'] = trans('gallery::admin/content.upload');
+
+        return $sections;
+    }
+
+    /**
+     * Getter for views used in extended part of form for creating new content
+     *
+     * This method should return pairs <section, view-name>. View is returned only as name in plain text
+     *
+     * @return array of views/templates/html codes divided into section
+     */
+    public static function getExtendedFormInputsCreate()
+    {
+        $parts = AdminHandler::getExtendedFormInputsCreate();
+        $parts['upload'] = 'gallery::admin.content.newUpload';
+
+        return $parts;
+    }
+
+    /**
+     * Getter for extended part of form for editing existing content
+     *
+     * Basically, this method may be
+     *
+     * @return array of views/templates/html codes divided into section
+     */
+    public static function getExtendedFormInputsEdit()
+    {
+        $parts = AdminHandler::getExtendedFormInputsCreate();
+        $parts['upload'] = 'gallery::admin.content.editUpload';
+
+        return $parts;
+    }
+
+    /**
+     * Register admin menu (or multiple ones)
+     *
+     * This cannot be in ServiceProvider because Session is started at middleware. And ServiceProvider is called before
+     * starting any middleware..
+     *
+     * @param User $user model of logged user
+     */
+    public static function registerAdminMenu(User $user)
+    {
+        $menu = \Menu::instance('mainMenu');
+        $submenu = $menu->whereTitle(trans('admin/mainMenu.contentPages'));
+        $submenu->dropdown(trans('gallery::module.name'), function ($submenu) use ($user) {
+            $submenu->route('content.new', trans('gallery::admin/adminMenu.new'), ['module' => 'gallery'], 10, ['icon' => 'fa fa-plus']);
+            $submenu->route('content.overview', trans('gallery::admin/adminMenu.overview'), ['module' => 'gallery'], 20, ['icon' => 'fa fa-list']);
+        }, 25, ['icon' => 'fa fa-camera']);
+    }
+
+    /**
+     * Install module
+     *
+     * @return mixed
+     */
+    public static function install()
+    {
+        $directory = Directory::where('name', self::DIRECTORY_NAME)
+                              ->first();
+
+        if (!count($directory)) {
+            $directory = Directory::create([
+                                               'name'   => self::DIRECTORY_NAME,
+                                               'hidden' => true
+                                           ]);
+        }
+
+        Storage::put(self::CONFIG_FILENAME, $directory->id);
+    }
+
+    /**
+     * Method called right after content page is marked as deleted
+     *
+     * This method is supposed to clean after "deleted" page.
+     *
+     * @param Content $content
+     *
+     * @return mixed
+     */
+    public static function delete(Content $content)
+    {
+        // try to convert moduleSettings into something more accessible
+        if (is_string($content->moduleSettings)) {
+            $content->moduleSettings = json_decode($content->moduleSettings);
+        }
+
+        // get directory id
+        $directoryId = $content->moduleSettings->directoryId;
+
+        $directory = Directory::find($directoryId);
+
+        // check if gallery exists
+        if (!$directory) {
+            return;
+        }
+
+        // delete directory used as photogallery
+        $directory->delete();
+    }
+
+    /**
+     * Does this module support categories?
+     *
+     * @return boolean
+     */
+    public static function supportCategories()
+    {
+        return true;
+    }
+}

Providers/GalleryServiceProvider.php

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+<?php namespace Modules\Gallery\Providers;
+
+use App\CMS\Modules\ServiceProviders\ServiceProvider;
+
+class GalleryServiceProvider extends ServiceProvider
+{
+    protected function setModuleAlias()
+    {
+        $this->alias = 'gallery';
+    }
+
+    protected function setModulePath()
+    {
+        $this->path = __DIR__;
+    }
+}

Resources/lang/cs/admin/adminMenu.php

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+<?php
+return [
+"new" => "Nová galerie",
+"overview" => "Všechny galerie",
+"templatePath" => "Šablony galerie",
+];

Resources/lang/cs/admin/content.php

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+<?php
+return [
+"invalidGallery" => "Tato stránka není platnou fotogalerií.",
+"makeSlider" => "Vytvořit slider z této fotogalerie",
+"orbitSliderMissing" => "Nelze vytvořit slider. Widget pro zobrazení slideru není nainstalován.",
+"sliderCreated" => "Slider úspěšně vytvořen.",
+"sliderEdit" => "Nastavení slideru",
+"sliderFailed" => "Slider nemohl být vytvořen. Zpráva: :message",
+"upload" => "Nahrát fotografie",
+"uploadAfterSavingGallery" => "Nahrávání do této galerie zatím není dostupné. Uložte galerii a nahrávejte fotografie až v rámci editace.",
+];

Resources/lang/cs/module.php

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+<?php
+return [
+"description" => "Jednoduchá galerie zobrazující fotografie/grafiku v jednoduchém lightboxu. Tento modul nenabízí žádné speciální zobrazení pro fotografie.",
+"name" => "Galerie",
+];

Resources/lang/en/admin/adminMenu.php

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+<?php
+return [
+    'templatePath' => 'Gallery templates',
+    'new' => 'New gallery',
+    'overview' => 'All galleries'
+];

Resources/lang/en/admin/content.php

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+<?php
+return [
+    'upload'                   => 'Upload photos',
+    'uploadAfterSavingGallery' => 'Uploading for this gallery is not available yet. You must create the gallery first and upload later.',
+    'makeSlider'               => 'Make slider from this photogallery',
+    'orbitSliderMissing'       => 'Cannot create slider. Widget for slider is not installed.',
+    'invalidGallery'           => 'This content page is not a valid gallery page.',
+    'sliderFailed'             => 'Slider could not be created. Reason: :message',
+    'sliderCreated'            => 'Slider successfully created.',
+    'sliderEdit' => 'Slider settings',
+];

Resources/lang/en/module.php

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+<?php
+return [
+    'name' => 'Gallery',
+    'description' => 'Simple photogallery',
+
+];

Resources/lang/sk/admin/adminMenu.php

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+<?php
+return [
+"new" => "Nová galéria",
+"overview" => "Všetky galérie",
+"templatePath" => "Šablóny galérie",
+];

Resources/lang/sk/admin/content.php

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+<?php
+return [
+    "invalidGallery" => "Táto stránka nie je platná fotogaléria.",
+    "makeSlider" => "Vytvoriť slider z tejto fotogalérie",
+    "orbitSliderMissing" => "Nie je možné vytvoriť slider. Widget pre zobrazenie slideru nie je nainštalovaný.",
+    "sliderCreated" => "Slider úspešne vytvorený.",
+    "sliderEdit" => "Nastavenie slideru",
+    "sliderFailed" => "Slider nemohol byť vytvorený. Správa: :message",
+    "upload" => "Nahrať fotografie",
+    "uploadAfterSavingGallery" => "Nahrávanie do tejto galérie nie je dostupné. Najprv uložte galériu a fotografie nahrávajte až v rámci editácie.",
+];

Resources/lang/sk/module.php

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+<?php
+return [
+    "description" => "Jednoduchá galéria zobrazujúca fotografie/grafiku v jednoduchom lightboxe. Tento modul neponúka žiadne špeciálne zobrazovanie fotografií.",
+    "name" => "Galéria",
+];

Resources/views/admin/content/editUpload.blade.php

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+<div class="row column">
+    <a href="{{route('upload.overview', ['id' => $page->moduleSettings->directoryId])}}" class="button large expanded success">@lang('gallery::admin/content.upload')</a>
+</div>
+
+<div class="row column text-center">
+    @if (!$extraData['slider'])
+        <a href="{{route('gallery.makeSlider', ['id' => $page->id])}}" class="button primary">@lang('gallery::admin/content.makeSlider')</a>
+    @else
+        <a href="{{route('widgets.edit', ['id' => $extraData['slider']])}}" class="button secondary">@lang('gallery::admin/content.sliderEdit')</a>
+    @endif
+</div>
+<div class="clearfix"></div>

Resources/views/admin/content/newUpload.blade.php

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+<div class="row column">
+    <em>@lang('gallery::admin/content.uploadAfterSavingGallery')</em>
+</div>

start.php

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+<?php
+