FEATURE #1450: add widget overview

app/Http/Controllers/Admin/EditWidget.php

@@ -0,0 +1,65 @@
+<?php
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Requests\EditWidgetRequest;
+use App\Models\Widget;
+use App\Widgets\Exceptions\MissingParameterException;
+
+class EditWidget extends Controller
+{
+    public function getEdit($id)
+    {
+        $widget = Widget::findOrFail($id);
+
+        // decompose widget settings
+        $settings = json_decode($widget->settings);
+
+        $widget->containerClass = $settings->containerClass;
+        $widget->code = $settings->code;
+
+        $presenter = call_user_func([$widget->widget_type_handler, 'getPresenter']);
+
+        return call_user_func([$presenter, 'renderEditForm'], $widget);
+    }
+
+    public function postEdit(EditWidgetRequest $request, $widget)
+    {
+        // create new widget
+        $widget = Widget::findOrFail($widget);
+
+        // update name
+        $widget->name = $request->name;
+
+        // save description if available
+        if (isset($request->description)) {
+            $widget->description = $request->description;
+        }
+
+        // try to save this widget
+        try {
+            $widget = call_user_func([$widget->widget_type_handler, 'save'], $widget, $request);
+        } catch (MissingParameterException $e) {
+            // user omitted some value
+            return $this->invalidWidget($e->getMessage());
+        } catch (\Exception $e) {
+            // something went wrong
+            return $this->invalidWidget(trans('admin/widgets.cannotSave', ['exception' => $e->getMessage()]));
+        }
+
+        // save into database
+        $widget->save();
+
+        // redirect with success notification
+        return redirect()
+            ->route('widgets.overview')
+            ->with('success', trans('admin/widgets.successfullyEdited'));
+    }
+
+    private function invalidWidget($error)
+    {
+        return redirect()
+            ->route('widgets.overview')
+            ->withInput()
+            ->with('error', $error);
+    }
+}

app/Http/Controllers/Admin/WidgetsOverview.php

@@ -0,0 +1,14 @@
+<?php
+namespace App\Http\Controllers\Admin;
+
+use App\Models\Widget;
+
+class WidgetsOverview extends Controller
+{
+    public function getOverview()
+    {
+        $widgets = Widget::paginate(25);
+
+        return view('admin.widgets.overview', ['widgets' => $widgets]);
+    }
+}

app/Http/Requests/EditWidgetRequest.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Http\Requests;
+
+class EditWidgetRequest extends Request
+{
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        return [
+            'name' => 'required'
+        ];
+    }
+}

app/Models/WidgetArea.php

@@ -3,22 +3,28 @@
 namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Facades\DB;
 
 /**
  * Class WidgetArea
  */
 class WidgetArea extends Model
 {
-
     public $timestamps = true;
-
     protected $fillable = [
         'name',
         'code',
         'description'
     ];
-
     protected $guarded = [];
 
-        
+    public function getWidgets($uniqueCode)
+    {
+        return DB::table('widget_areas')
+                 ->select('widget_areas.*', 'widgets.widget_type_handler', 'widgets.name as widget_name', 'widgets.settings')
+                 ->where('code', $uniqueCode)
+                 ->join('widget_in_widget_area', 'widget_in_widget_area.widget_area_id', '=', 'widget_areas.id')
+                 ->join('widgets', 'widget_in_widget_area.widget_id', '=', 'widgets.id')
+                 ->orderBy('widget_in_widget_area.position');
+    }
 }

app/Models/WidgetInWidgetArea.php

@@ -9,16 +9,25 @@ use Illuminate\Database\Eloquent\Model;
  */
 class WidgetInWidgetArea extends Model
 {
-
+    protected $table = 'widget_in_widget_area';
     public $timestamps = false;
-
     protected $fillable = [
         'widget_id',
         'widget_area_id',
         'position'
     ];
-
     protected $guarded = [];
 
-        
+    public static function getWidgetIdsFromArea($widgetAreaId)
+    {
+        $models = WidgetInWidgetArea::where('widget_area_id', $widgetAreaId)
+                                    ->get();
+
+        $ids = [];
+        foreach ($models as $model) {
+            $ids[] = $model->widget_id;
+        }
+
+        return $ids;
+    }
 }

resources/views/admin/widgets/overview.blade.php

@@ -0,0 +1,50 @@
+@extends('admin.layout')
+
+@section('pageName', @trans('admin/widgets.overview'))
+
+@section('content')
+
+    <div class="row">
+        <h2>@lang('admin/widgets.overview')</h2>
+    </div>
+
+    <div class="row">
+
+        @if (session('success'))
+            <div class="callout success">
+                {{ session('success') }}
+            </div>
+        @endif
+
+        @if (session('error'))
+            <div class="callout alert">
+                {{ session('error') }}
+            </div>
+        @endif
+
+        @if (!empty($widgets))
+            <table class="full-width">
+                <tr>
+                    <th>@lang('admin/widgets.widgetType')</th>
+                    <th>@lang('admin/widgets.name')</th>
+                    <th>@lang('admin/widgets.description')</th>
+                    <th>@lang('admin/widgets.actions')</th>
+                </tr>
+            @foreach($widgets as $widget)
+                <tr>
+                    <td>{{trans(call_user_func([$widget->widget_type_handler, 'getName']))}}</td>
+                    <td>{{$widget->name}}</td>
+                    <td>{{$widget->description}}</td>
+                    <td class="text-center">
+                        <a href="{{route('widgets.edit', ['id' => $widget->id])}}"><i class="fa fa-edit"></i></a>
+                    </td>
+                </tr>
+            @endforeach
+            </table>
+
+            {!! $widgets->render() !!}
+        @else
+            <em>@lang('admin/widgets.noEntries')</em>
+        @endif
+    </div>
+@stop