FEATURE: add support for categories into content save/edit

app/Http/Controllers/Admin/CreateNewContent.php

@@ -4,16 +4,14 @@ namespace App\Http\Controllers\Admin;
 use App\Enumerations\ActiveContentStatuses;
 use App\Events\CreateNewContent as CreateNewContentEvent;
 use App\Http\Requests\CreateNewContentRequest;
-use App\Http\Requests\Request;
 use App\Models\Content;
-use App\Models\ContentHasFile;
-use App\Models\Directory;
 use App\Models\File;
 use App\Models\Module;
 use App\Models\Template;
 use Illuminate\Support\Facades\Event;
 use Illuminate\Support\Str;
 use Mcamara\LaravelLocalization\Facades\LaravelLocalization;
+use Modules\Categories\Entities\Category;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 class CreateNewContent extends Controller
@@ -43,7 +41,6 @@ class CreateNewContent extends Controller
      */
     public function getNew($moduleId)
     {
-
         $module = Module::findOrFail($moduleId);
         $statuses = ActiveContentStatuses::getWithTranslations();
 
@@ -51,6 +48,13 @@ class CreateNewContent extends Controller
                              ->select(['template_name', 'name', 'description'])
                              ->get();
 
+        // add categories, if supported
+        $categories = [];
+        if ($module->support_categories) {
+            $categories = Category::where('module_id', $moduleId)
+                                  ->get();
+        }
+
         // create default content object
         $this->content->status = Content::STATUS_DRAFT;
 
@@ -59,6 +63,8 @@ class CreateNewContent extends Controller
             'contentStatuses'  => $statuses,
             'templates'        => $templates,
             'moduleId'         => $moduleId,
+            'module'           => $module,
+            'categories'       => $categories,
             'page'             => $this->content,
             'rootPages'        => $this->content->getOverview()
                                                 ->get(),
@@ -102,6 +108,7 @@ class CreateNewContent extends Controller
         $page->status = $request->status;
         $page->template = $request->template;
         $page->module_handler = $module->handler;
+        $page->category_id = $request->category;
 
         if ($request->parentPage) {
             $page->parent_id = $request->parentPage;

app/Http/Controllers/Admin/EditContent.php

@@ -14,10 +14,12 @@ use App\Http\Requests\Request;
 use App\Models\Content;
 use App\Models\ContentHistory;
 use App\Models\File;
+use App\Models\Module;
 use App\Models\Template;
 use Illuminate\Support\Facades\Event;
 use Illuminate\Support\Str;
 use Mcamara\LaravelLocalization\Facades\LaravelLocalization;
+use Modules\Categories\Entities\Category;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
 class EditContent extends Controller
@@ -55,16 +57,27 @@ class EditContent extends Controller
 
         $allModules = ModulesHandlerToId::getWithTranslations();
         $moduleId = $allModules[$page->module_handler];
+        $module = Module::findOrFail($moduleId);
+
         $templates = Template::where('module_id', $moduleId)
                              ->select(['template_name', 'name', 'description'])
                              ->get();
 
+        // add categories, if supported
+        $categories = [];
+        if ($module->support_categories) {
+            $categories = Category::where('module_id', $moduleId)
+                                  ->get();
+        }
+
         $history = $this->history->getStructuredHistoryOf($page);
 
         // render view
         return view('admin.content.edit', [
             'contentStatuses'  => $statuses,
             'page'             => $page,
+            'module'           => $module,
+            'categories'       => $categories,
             'rootPages'        => $page->getOverview()
                                        ->where('contents.id', '!=', $page->id)
                                        ->get(),
@@ -121,7 +134,8 @@ class EditContent extends Controller
             'content'          => 'pageContent',
             'parent_id'        => 'parentPage',
             'status'           => 'status',
-            'title_photo'      => 'titlePhotoFilename'
+            'title_photo'      => 'titlePhotoFilename',
+            'category_id'      => 'category'
         ];
 
         // save new values with history

app/Models/Content.php

@@ -18,6 +18,7 @@ class Content extends Model
     protected $fillable = [
         'user_id',
         'parent_id',
+        'category_id',
         'language',
         'module_handler',
         'published_from',
@@ -260,7 +261,7 @@ class Content extends Model
 
             if (trim($fieldValue) != $request[$fieldRequest]) {
 
-                $this->saveHistory();
+                $this->saveHistory($revisionId, $fieldRequest, $fieldValue, $request);
 
                 // save change into database
                 if ($commonField) {

database/migrations/2016_08_13_150322_AddCategorySupport.php

@@ -0,0 +1,55 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddCategorySupport extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        $platform = Schema::getConnection()
+                          ->getDoctrineSchemaManager()
+                          ->getDatabasePlatform();
+        $platform->registerDoctrineTypeMapping('enum', 'string');
+
+        Schema::table('contents', function (Blueprint $table) {
+            $table->integer('category_id', false, true)
+                  ->comment('FK to table categories')
+                  ->after('module_handler')
+                  ->nullable(true)
+                  ->default(null);
+        });
+
+        Schema::table('contents', function (Blueprint $table) {
+            $table->foreign('category_id')
+                  ->references('id')
+                  ->on('categories')
+                  ->onDelete('set null')
+                  ->onUpdate('cascade');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        $platform = Schema::getConnection()
+                          ->getDoctrineSchemaManager()
+                          ->getDatabasePlatform();
+        $platform->registerDoctrineTypeMapping('enum', 'string');
+
+        Schema::table('contents', function (Blueprint $table) {
+            $table->dropForeign('contents_category_id_foreign');
+            $table->dropColumn('category_id');
+        });
+    }
+}

resources/lang/cs/admin/contents.php

@@ -3,6 +3,7 @@ return [
 "alreadyHomepage" => "Domovská stránka",
 "appearance" => "Vzhled",
 "basicInfo" => "Základní informace",
+"category" => "Kategorie",
 "content" => "Obsah stránky",
 "deletePage" => "Smazat",
 "edit" => "Editace :name",

resources/lang/en/admin/contents.php

@@ -5,6 +5,7 @@ return [
     'status_protected'       => 'Protected',
     'status_public'          => 'Public',
     'new'                    => 'Create new :name',
+    'category'               => 'Category',
     'edit'                   => 'Edit :name',
     'editPlain'              => 'Edit',
     'content'                => 'Page content',

resources/lang/en/admin/history.php

@@ -12,6 +12,7 @@ return [
     'columnIs_homepage'        => 'Homepage',
     'columnParentPage'         => 'Parent page',
     'columnTitlePhotoFilename' => 'Title photo',
+    'columnCategory'           => 'Kategorie',
     'emptyValue'               => '<em>none</em>',
     'changedFromTo'            => 'Changed from <del>:from</del> to <ins>:to</ins>',
     'numOfChanges'             => 'One change|:count changes',

resources/views/admin/content/formParts/basicInformation.blade.php

@@ -25,7 +25,9 @@
         <label>
             @lang('admin/contents.lockUrl')<br />
 
-            <input type="checkbox" value="1" id="lockUrl" @if(old('lockUrl') || ($page->id > 0 && \Illuminate\Support\Str::slug($page->title) != $page->url)) checked @endif name="lockUrl" />
+            <input type="checkbox" value="1" id="lockUrl"
+                   @if(old('lockUrl') || ($page->id > 0 && \Illuminate\Support\Str::slug($page->title) != $page->url)) checked
+                   @endif name="lockUrl" />
         </label>
     </div>
 </div>
@@ -68,6 +70,25 @@
             </div>
         @endif
     </div>
+
+    @if($module->support_categories && count($categories))
+        <div class="column large-12">
+            <label>
+                @lang('admin/contents.category')
+
+                <select name="category">
+                    <option value=""> ---</option>
+                    @foreach($categories as $category)
+                        <option value="{{$category->id}}"
+                                @if($category->id == old('category', $page->category_id)) selected @endif>
+                            {{str_repeat(' - ', $category->real_depth)}} {{$category->name}}
+                        </option>
+                    @endforeach
+                </select>
+            </label>
+        </div>
+
+    @endif
 </div>
 
 <div class="row">