core/app/Providers/AppServiceProvider.php

<?php

namespace App\Providers;

use App\CMS\Contracts\Repositories\Content as IContent;
use App\CMS\Contracts\Repositories\Module as IModule;
use App\CMS\Contracts\Repositories\Template as ITemplate;
use App\CMS\Handlers\Registrators\SearchEngineRegistrator;
use App\CMS\Handlers\Registrators\SettingsExtensionRegistrator;
use App\CMS\Handlers\Registrators\TemplateRegistrator;
use App\CMS\Handlers\Registrators\WidgetRegistrator;
use App\CMS\Handlers\Search\Content;
use App\CMS\Handlers\Search\Files;
use App\CMS\Handlers\Search\Presenters\AdminContent as AdminContentPresenter;
use App\CMS\Handlers\Search\Presenters\AdminFiles;
use App\CMS\Pipeline\DisplayPipeline\DisplayPipeline;
use App\CMS\Pipeline\DisplayPipeline\Process\AddViewedToPage;
use App\CMS\Pipeline\DisplayPipeline\Process\CompileShortcodes;
use App\CMS\Pipeline\SavePipeline\Process\SaveCommonFields;
use App\CMS\Pipeline\SavePipeline\Process\UploadRelatedFiles;
use App\CMS\Pipeline\SavePipeline\Process\UploadTitlePhoto;
use App\CMS\Pipeline\SavePipeline\SavePipeline;
use App\CMS\Repositories\Content\Content as ContentRepository;
use App\CMS\Repositories\Module as ModuleRepository;
use App\CMS\Repositories\Templates\Template as TemplateRepository;
use App\CMS\Widgets\HtmlCode\HtmlCode;
use App\CMS\Widgets\Menu\Menu;
use App\CMS\Widgets\SocialButtons\SocialButtons;
use Barryvdh\Debugbar\ServiceProvider as DebugBarServiceProvider;
use Illuminate\Support\Facades\App;
use Illuminate\Support\ServiceProvider;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Bootstrap any application services.
     * @return void
     */
    public function boot()
    {
        $this->app->bind(IContent::class, ContentRepository::class);
        $this->app->bind(IModule::class, ModuleRepository::class);
        $this->app->bind(ITemplate::class, TemplateRepository::class);

        // ignore running from artisan
        if (!App::runningInConsole()) {
            $this->registerWidgets();
            $this->registerSettings();
            $this->registerSearch();
            $this->registerDisplayPipeline();
            $this->registerSavePipeline();
        }
    }

    /**
     * Register any application services.
     * @return void
     */
    public function register()
    {
        if ($this->app->environment() == 'local' && class_exists(DebugBarServiceProvider::class)) {
            $this->app->register(DebugBarServiceProvider::class);
        }

        $this->app->register(LaravelLocalizationServiceProvider::class);

        // create singletons for registering widgets
        $this->app->singleton('registerWidget', function ($app) {
            return new WidgetRegistrator();
        });

        // create singleton for display pipeline - pipeline used for displaying visitor pages
        $this->app->singleton('displayPipeline', function ($app) {
            return new DisplayPipeline();
        });

        // create singleton for display pipeline - pipeline used for displaying visitor pages
        $this->app->singleton('saveContentPipeline', function ($app) {
            return new SavePipeline();
        });

        // create registrator for template directories
        $this->app->singleton('registerTemplateDir', function ($app) {
            return new TemplateRegistrator();
        });

        $this->app->singleton('registerSettingsExtension', function ($app) {
            return new SettingsExtensionRegistrator($app);
        });

        $this->app->singleton('registerSearchEngine', function ($app) {
            return new SearchEngineRegistrator($app);
        });
    }

    /**
     * Method for registering widgets.
     */
    private function registerWidgets()
    {
        /**
         * @var $registrator WidgetRegistrator
         */
        $registrator = $this->app->make('registerWidget');

        // register all available widgets
        $registrator->register(HtmlCode::class);
        $registrator->register(Menu::class);
        $registrator->register(SocialButtons::class);
    }

    /**
     * Register setting sections
     */
    private function registerSettings()
    {
        $registrator = $this->app->make('registerSettingsExtension');

        $registrator->register('basic', 'admin/settings.basic', 'admin.settings.parts.basic');
        $registrator->register('meta', 'admin/settings.meta', 'admin.settings.parts.meta');
        $registrator->register('social', 'admin/settings.socialSites', 'admin.settings.parts.social');
        $registrator->register('widgets', 'admin/settings.widgets.title', 'admin.settings.parts.widgets');
    }

    /**
     * Register callbacks used for searching
     */
    private function registerSearch()
    {
        $registrator = $this->app->make('registerSearchEngine');

        $registrator->register(new Content(), new AdminContentPresenter(), SearchEngineRegistrator::ADMIN);
        $registrator->register(new Files(), new AdminFiles(), SearchEngineRegistrator::ADMIN);
    }

    private function registerDisplayPipeline()
    {
        $registrator = $this->app->make('displayPipeline');

        $registrator->add(AddViewedToPage::class);
//        $registrator->add(CompileShortcodes::class);
    }

    private function registerSavePipeline()
    {
        $pipeline = $this->app->make('saveContentPipeline');

        $pipeline->add(SaveCommonFields::class);
        $pipeline->add(UploadTitlePhoto::class);
        $pipeline->add(UploadRelatedFiles::class);
    }
}