FEATURE: add base support for displaying multiple pages on one-page template

app/Helpers/PageRenderer.php

@@ -0,0 +1,39 @@
+<?php
+namespace App\Helpers;
+
+use App\Handlers\Contracts\AppHandler;
+use App\Models\Content;
+
+/**
+ * Class PageRenderer
+ *
+ * Simple class for rendering page for visitor
+ *
+ * @package App\Helpers
+ */
+class PageRenderer
+{
+    /**
+     * Render page
+     *
+     * @param Content $page
+     *
+     * @return mixed
+     */
+    public static function render(Content $page)
+    {
+        // decode module settings
+        $page->module_settings = json_decode($page->module_settings);
+
+        // do something template-specific
+        $parameters = call_user_func_array([CurrentTemplate::handler(), 'beforeRender'], [&$page]);
+
+        /**
+         * @var $handler AppHandler
+         */
+        // get handler
+        $handler = new $page->module_handler;
+        //         render page
+        return $handler->render($page, $parameters);
+    }
+}

app/Http/Controllers/Visitor/ContentPage.php

@@ -2,8 +2,7 @@
 
 namespace App\Http\Controllers\Visitor;
 
-use App\Handlers\Contracts\AppHandler;
+use App\Helpers\PageRenderer;
-use App\Helpers\CurrentTemplate;
 use App\Http\Controllers\Controller;
 use App\Models\Content;
 use Illuminate\Support\Facades\Auth;
@@ -54,19 +53,6 @@ class ContentPage extends Controller
         // add one new "view" for page
         $page->view();
 
-        // decode module settings
+        return PageRenderer::render($page);
-        $page->module_settings = json_decode($page->module_settings);
-
-        // get handler
-        /**
-         * @var $handler AppHandler
-         */
-        $handler = new $page->module_handler;
-
-        // do something template-specific
-        $parameters = call_user_func_array([CurrentTemplate::handler(), 'beforeRender'], [&$page]);
-
-        // render page
-        return $handler->render($page, $parameters);
     }
 }

app/Http/Controllers/Visitor/Homepage.php

@@ -17,10 +17,10 @@ class Homepage extends ContentPage
         }
 
         // render page
-        try {
+//        try {
             return $this->renderPage($page);
-        } catch (\Exception $e) {
+//        } catch (\Exception $e) {
-            return view('errors.homepageNotAvailable', ['exception' => $e, 'reason' => 'exception']);
+//            return view('errors.homepageNotAvailable', ['exception' => $e, 'reason' => 'exception']);
-        }
+//        }
     }
 }

templates/Base/OnePage/Handlers/OnePage.php

@@ -2,9 +2,12 @@
 namespace Templates\Base\OnePage\Handlers;
 
 use App\Handlers\Contracts\TemplateHandler;
+use App\Helpers\PageRenderer;
+use App\Helpers\Settings;
 use App\Models\Content;
 use App\Models\Module;
 use App\Models\User;
+use Illuminate\Support\Facades\Auth;
 
 abstract class OnePage implements TemplateHandler
 {
@@ -23,6 +26,50 @@ abstract class OnePage implements TemplateHandler
      */
     public static function registerAdminMenu(User $user)
     {
+        $menu = \Menu::instance('mainMenu');
+        $menu->route('template.setHomepage', trans('template::admin/mainMenu.setHomepage'), [], 1, ['icon' => 'fa fa-fw fa-home']);
+    }
+
+    /**
+     * Prepare Content object to be rendered using Blade template
+     *
+     * @param Content $content
+     */
+    public static function beforeRender(Content & $content)
+    {
+        if ($content->is_homepage) {
+            $pageIds = (array)json_decode(Settings::get(self::HOMEPAGE_PAGES_SETTINGS_KEY, '[]'));
+
+            if (empty($pageIds)) {
+                return [];
+            }
+
+            // get all available pages
+            $pages = Content::whereIn('id', $pageIds);
+
+            if (Auth::user()) {
+                $pages = $pages->where('status', '!=', Content::STATUS_DRAFT);
+            } else {
+                $pages = $pages->where('status', Content::STATUS_PUBLIC);
+            }
+
+            $pages = $pages->get();
+
+            // create real content from pages
+            $pagesRaw = $pagesInTemplates = [];
+            foreach ($pages as $page) {
+                $pagesRaw[$page->url] = $page;
+                $pagesInTemplates[$page->url] = PageRenderer::render($page)
+                                                            ->render();
+            }
+
+            //            dd($pagesRaw);
+
+            // return pages into template
+            return ['pagesHtml' => $pagesInTemplates, 'pagesRaw' => $pagesRaw];
+        }
+
+        return [];
     }
 
     /**

templates/Base/OnePage/Http/Controllers/Admin/SetHomepage.php

@@ -77,6 +77,13 @@ class SetHomepage extends Controller
      */
     public function addPage($id)
     {
+        $page = Content::findOrFail($id);
+
+        if ($page->is_template) {
+            return redirect()
+                ->back()
+                ->with('error', trans('template::admin/setHomepage.cannotSetHomepageAsPartOfHomepage'));
+        }
 
         // try to get page config
         $settingsEntry = \App\Models\Settings::where('key', OnePage::HOMEPAGE_PAGES_SETTINGS_KEY)

templates/Base/OnePage/Listeners/HomepageChanged.php

@@ -0,0 +1,37 @@
+<?php
+namespace Templates\Base\OnePage\Listeners;
+
+use App\Events\SetHomepage;
+use App\Helpers\Settings;
+use App\Models\Settings as SettingsModel;
+use Templates\Base\OnePage\Handlers\OnePage;
+
+class HomepageChanged
+{
+    public function handle(SetHomepage $event)
+    {
+        $pagesOnHomepage = (array)json_decode(Settings::get(OnePage::HOMEPAGE_PAGES_SETTINGS_KEY, '[]'));
+
+        if (empty($pagesOnHomepage)) {
+            return;
+        }
+
+        if (in_array($event->page->id, $pagesOnHomepage)) {
+            $position = array_search($event->page->id, $pagesOnHomepage);
+
+            unset($pagesOnHomepage[$position]);
+
+            $pages = array_values($pagesOnHomepage);
+
+            $settings = SettingsModel::where('key', OnePage::HOMEPAGE_PAGES_SETTINGS_KEY)
+                                    ->where('language', \LaravelLocalization::getCurrentLocale());
+
+            // update in database
+            if (!empty($pages)) {
+                $settings->update(['value' => json_encode($pages)]);
+            } else {
+                $settings->delete();
+            }
+        }
+    }
+}

templates/Base/OnePage/Providers/EventProvider.php

@@ -0,0 +1,13 @@
+<?php
+namespace Templates\Base\OnePage\Providers;
+
+use App\Events\SetHomepage;
+use Illuminate\Foundation\Support\Providers\EventServiceProvider as ServiceProvider;
+use Templates\Base\OnePage\Listeners\HomepageChanged;
+
+class EventProvider extends ServiceProvider
+{
+    protected $listen = [
+        SetHomepage::class => [HomepageChanged::class]
+    ];
+}

templates/Base/OnePage/Providers/OnePageTemplate.php

@@ -23,5 +23,8 @@ class OnePageTemplate extends ServiceProvider
         $this->loadViewsFrom(array_merge(array_map(function ($path) {
             return $path;
         }, \Config::get('view.paths')), [__DIR__ . '/../Resources/views']), 'template');
+
+        // register event service provider for this template
+        $this->app->register(EventProvider::class);
     }
 }

templates/Base/OnePage/Resources/lang/en/admin/setHomepage.php

@@ -1,14 +1,15 @@
 <?php
 return [
-    'title'               => 'Homepage setup',
+    'title'                             => 'Homepage setup',
-    'pageDescription'     => 'On this page you can setup all pages which should appear on homepage. Use drag\'n\'drop feature and organize your pages into your presentation.',
+    'pageDescription'                   => 'On this page you can setup all pages which should appear on homepage. Use drag\'n\'drop feature and organize your pages into your presentation.',
-    'noPagesSelected'     => 'No pages selected for homepage. Yet...',
+    'noPagesSelected'                   => 'No pages selected for homepage. Yet...',
-    'noPagesAvailable'    => 'There are no pages you could set up for homepage.',
+    'noPagesAvailable'                  => 'There are no pages you could set up for homepage.',
-    'successfullyAdded'   => 'Page successfully added to homepage.',
+    'successfullyAdded'                 => 'Page successfully added to homepage.',
-    'successfullyRemoved' => 'Page successfully removed from homepage.',
+    'successfullyRemoved'               => 'Page successfully removed from homepage.',
-    'invalidPageId'       => 'Cannot remove page from homepage, because given ID does not exist.',
+    'invalidPageId'                     => 'Cannot remove page from homepage, because given ID does not exist.',
-    'usedPages'           => 'Used pages',
+    'usedPages'                         => 'Used pages',
-    'notUsedPages'        => 'Not used pages',
+    'notUsedPages'                      => 'Not used pages',
-    'reallyRemovePage'    => 'Do you really want to remove this page from homepage?',
+    'reallyRemovePage'                  => 'Do you really want to remove this page from homepage?',
+    'cannotSetHomepageAsPartOfHomepage' => 'Cannot set currently set homepage as one of homepage pages.'
 
 ];

templates/Jednostrankovka/Resources/views/modules/article/visitor/test.blade.php

@@ -1 +0,0 @@
-{{dd($page)}}

templates/Jednostrankovka/Resources/views/modules/staticpages/visitor/homepage.blade.php

@@ -0,0 +1,13 @@
+<h1>{{$page->title}}</h1>
+
+<div>
+    {!! $page->content !!}
+</div>
+
+<hr>
+
+@if(isset($extra['pagesHtml']))
+    @foreach($extra['pagesHtml'] as $subpage)
+        {!! $subpage !!}
+    @endforeach
+@endif

templates/Jednostrankovka/Resources/views/modules/staticpages/visitor/normalPage.blade.php

@@ -0,0 +1,5 @@
+<h3>{{$page->title}}</h3>
+
+<div>
+    {!! $page->content !!}
+</div>