FEATURE: add soft deletes to content pages

app/Enumerations/ActiveContentStatuses.php

@@ -1,18 +0,0 @@
-<?php
-namespace App\Enumerations;
-
-use App\Models\Content;
-
-class ActiveContentStatuses extends BaseEnumeration
-{
-    protected static function init()
-    {
-        foreach (ContentStatuses::getWithTranslations() as $key => $value) {
-            if ($key == Content::STATUS_DELETED) {
-                continue;
-            }
-
-            self::push($key, $value);
-        }
-    }
-}

app/Enumerations/ContentStatuses.php

@@ -9,7 +9,6 @@ class ContentStatuses extends BaseEnumeration
     {
         $roles = [
             Content::STATUS_DRAFT     => 'admin/contents.status_' . Content::STATUS_DRAFT,
-            Content::STATUS_DELETED   => 'admin/contents.status_' . Content::STATUS_DELETED,
             Content::STATUS_PROTECTED => 'admin/contents.status_' . Content::STATUS_PROTECTED,
             Content::STATUS_PUBLIC    => 'admin/contents.status_' . Content::STATUS_PUBLIC
         ];

app/Events/DeleteContent.php

@@ -12,7 +12,6 @@ class DeleteContent extends Event
      * @var Content
      */
     public $page;
-    public $revision;
 
     /**
      * Create a new event instance.
@@ -20,9 +19,8 @@ class DeleteContent extends Event
      * @param Content $page
      * @param         $revision
      */
-    public function __construct(Content $page, $revision)
+    public function __construct(Content $page)
     {
         $this->page = $page;
-        $this->revision = $revision;
     }
 }

app/Http/Controllers/Admin/CreateNewContent.php

@@ -1,7 +1,7 @@
 <?php
 namespace App\Http\Controllers\Admin;
 
-use App\Enumerations\ActiveContentStatuses;
+use App\Enumerations\ContentStatuses;
 use App\Events\CreateNewContent as CreateNewContentEvent;
 use App\Http\Requests\CreateNewContentRequest;
 use App\Models\Content;
@@ -43,7 +43,7 @@ class CreateNewContent extends Controller
     public function getNew($moduleId)
     {
         $module = Module::findOrFail($moduleId);
-        $statuses = ActiveContentStatuses::getWithTranslations();
+        $statuses = ContentStatuses::getWithTranslations();
 
         $templates = Template::where('module_id', $moduleId)
                              ->select(['template_name', 'name', 'description'])

app/Http/Controllers/Admin/EditContent.php

@@ -197,7 +197,6 @@ class EditContent extends Controller
     {
         // get possible statuses
         $statuses = ContentStatuses::getWithTranslations();
-        unset($statuses[Content::STATUS_DELETED]);
 
         // check if given status is valid
         if (!isset($statuses[$status])) {
@@ -260,23 +259,13 @@ class EditContent extends Controller
 
         // change url to something unique
         $oldURL = $page->url;
-        $page->url = uniqid($page->url . '_deleted');
-        $page->save();
-
-        list ($revision, $changedColumns) = $page->updateWithHistory(['status' => 'status'], ['status' => Content::STATUS_DELETED]);
+        $page->delete();
 
         // let module to delete some extra content created during page's life
         call_user_func([$page->module_handler, 'delete'], $page);
 
-        // was something changed?
-        if ($changedColumns == 0) {
-            return redirect()
-                ->route('content.edit', ['id' => $page->id])
-                ->with('error', trans('admin/contents.nothingToEdit'));
-        }
-
         // trigger delete event
-        Event::fire(new DeleteContent($page, $revision));
+        Event::fire(new DeleteContent($page));
 
         // redirect back to overview with info for user
         return redirect()

app/Listeners/LogDeleteContent.php

@@ -22,7 +22,6 @@ class LogDeleteContent extends Logger
             'id'    => $event->page->id,
             'url'   => $event->page->url,
             'title' => $event->page->title,
-            'revision' => $event->revision
         ];
 
         $this->saveLog($parameters);

app/Models/Content.php

@@ -5,6 +5,7 @@ namespace App\Models;
 use App\Enumerations\ContentStatuses;
 use App\Http\Requests\Request;
 use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Support\Facades\App;
 use Illuminate\Support\Facades\DB;
 use Mcamara\LaravelLocalization\Facades\LaravelLocalization;
@@ -15,6 +16,7 @@ use Modules\Categories\Entities\Category;
  */
 class Content extends Model
 {
+    use SoftDeletes;
     public $timestamps = true;
     protected $fillable = [
         'user_id',
@@ -38,7 +40,6 @@ class Content extends Model
     protected $guarded = [];
     protected $subpages = [];
     protected $subpagesInit = false;
-    const STATUS_DELETED = 'deleted';
     const STATUS_DRAFT = 'draft';
     const STATUS_PROTECTED = 'protected';
     const STATUS_PUBLIC = 'public';
@@ -59,8 +60,7 @@ class Content extends Model
      */
     public function getPageQuery()
     {
-        return Content::where('status', '!=', Content::STATUS_DELETED)
-                      ->where('status', '!=', Content::STATUS_DRAFT);
+        return Content::where('status', '!=', Content::STATUS_DRAFT);
     }
 
     /**
@@ -179,6 +179,7 @@ class Content extends Model
      * @param bool $handler
      * @param bool $status
      * @param bool $joinAuthor
+     * @param bool $joinParent
      *
      * @return
      */
@@ -186,9 +187,10 @@ class Content extends Model
     {
         $query = DB::table('contents')
                    ->select('contents.*', 'modules.name AS module_name', 'modules.id AS module_id')
-                   ->where('contents.status', '<>', self::STATUS_DELETED)
-                   ->where('contents.language', LaravelLocalization::getCurrentLocale())
                    ->join('modules', 'modules.handler', '=', 'contents.module_handler')
+                   ->whereNull('contents.deleted_at')
+                   ->where('contents.language', LaravelLocalization::getCurrentLocale())
+                   ->where('modules.enabled', 1)
                    ->orderBy('created_at', 'DESC');
 
         // filter results using handler
@@ -439,7 +441,7 @@ class Content extends Model
     public function view()
     {
         $this->timestamps = false;
-        $this->viewed ++;
+        $this->viewed++;
         $this->save();
         $this->timestamps = true;
     }

app/Widgets/Menu/Menu.php

@@ -72,8 +72,7 @@ class Menu extends NonInstallableWidget
 
     public static function selectContentPages($ids)
     {
-        $pages = Content::where('status', '!=', Content::STATUS_DELETED)
-                        ->where('language', LaravelLocalization::getCurrentLocale())
+        $pages = Content::where('language', LaravelLocalization::getCurrentLocale())
                         ->whereIn('id', $ids)
                         ->get();
         $used = [];

database/migrations/2016_09_22_191204_AddSoftDeletesToContent.php

@@ -0,0 +1,53 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\DB;
+
+class AddSoftDeletesToContent extends Migration
+{
+    public function __construct()
+    {
+        $platform = Schema::getConnection()
+                          ->getDoctrineSchemaManager()
+                          ->getDatabasePlatform();
+        $platform->registerDoctrineTypeMapping('enum', 'string');
+    }
+
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+
+        Schema::table('contents', function (Blueprint $table) {
+            $table->softDeletes()
+                  ->after('updated_at');
+        });
+
+        DB::statement("
+          ALTER TABLE `contents`
+          CHANGE `status` `status` enum('draft','protected','public') COLLATE 'utf8_unicode_ci' NOT NULL DEFAULT 'draft' AFTER `module_settings`
+        ");
+
+        DB::statement('UPDATE contents SET status="protected", deleted_at=NOW() WHERE status=""');
+        DB::statement('DELETE FROM content_history WHERE new_value="deleted" OR old_value="deleted"');
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('contents', function (Blueprint $table) {
+            $table->dropSoftDeletes();
+        });
+
+        DB::statement("ALTER TABLE `contents`
+CHANGE `status` `status` enum('draft','protected','public', 'deleted') COLLATE 'utf8_unicode_ci' NULL DEFAULT 'draft' AFTER `module_settings`;");
+    }
+}