FEATURE: add commands for installing modules

app/Console/Commands/InstallAllModules.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace App\Console\Commands;
+
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\Artisan;
+use Illuminate\Support\Facades\File;
+
+class InstallAllModules extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'install-all-modules';
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Crawl /modules directory and install all modules';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        $modules = File::directories(config('modules.paths.modules'));
+
+        foreach ($modules as $module) {
+            $moduleName = basename($module);
+
+            try {
+                $this->call('install-module', ['name' => $moduleName]);
+            } catch (\Exception $e) {
+                $this->line('Module ' . $moduleName . ' already installed.');
+            }
+        }
+    }
+}

app/Console/Commands/InstallModule.php

@@ -0,0 +1,105 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\Module;
+use Illuminate\Console\Command;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+use Symfony\Component\Routing\Exception\MissingMandatoryParametersException;
+
+class InstallModule extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'install-module {name}';
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Custom installation of CMS module. Name given as directory name in /modules.';
+    protected $moduleName;
+    protected $modulesPath;
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        $this->modulesPath = config('modules.paths.modules');
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        $name = $this->argument('name');
+        $this->moduleName = $name;
+
+        if (!is_dir($this->modulesPath . DIRECTORY_SEPARATOR . $name)) {
+            throw new InvalidArgumentException('Invalid module ' . $name . '. No directory under ' . $this->modulesPath . DIRECTORY_SEPARATOR . $name . ' found!');
+        }
+
+        $config = $this->loadConfig();
+
+        $this->checkMandatoryFields($config);
+
+        // all mandatory fields are present, we can write it into database and create modules.json
+        $this->installModule($config);
+
+        $this->line('Module ' . $name . ' successfuly installed');
+    }
+
+    private function loadConfig()
+    {
+        // we cannot rely on config() helper, because this module does not have to be published
+        $config = @include($this->modulesPath . DIRECTORY_SEPARATOR . $this->moduleName . DIRECTORY_SEPARATOR . 'Config' . DIRECTORY_SEPARATOR . 'config.php');
+
+        return $config;
+    }
+
+    private function checkMandatoryFields($config)
+    {
+        $fields = ['providers', 'handler', 'name', 'files', 'alias'];
+        foreach ($fields as $field) {
+            if (!isset($config[$field])) {
+                throw new MissingMandatoryParametersException('Missing *' . $field . '* in config file! Cannot install ' . $this->moduleName);
+            }
+        }
+    }
+
+    private function installModule($config)
+    {
+        $name = isset($config['translatedName']) ? $config['translatedName'] : $config['name'];
+        $description = isset($config['translatedDescription']) ? $config['translatedDescription'] : null;
+
+        // check if module is not installed yet
+        $exists = Module::where('handler', $config['handler'])
+                        ->exists();
+
+        if ($exists) {
+            throw new \Exception('Module ' . $config['name'] . ' already exists in database.');
+        }
+
+        $settings = [
+            'staticName' => $this->moduleName,
+            'providers'  => $config['providers'],
+            'aliases'    => isset($config['aliases']) ? $config['aliases'] : [],
+            'order'      => isset($config['order']) ? $config['order'] : 0,
+            'files'      => $config['files']
+
+        ];
+        $module = Module::install($name, $config['alias'], $description, $config['handler'], $settings);
+
+        return $module;
+    }
+}

app/Console/Kernel.php

@@ -14,13 +14,16 @@ class Kernel extends ConsoleKernel
      */
     protected $commands = [
         Commands\NewUser::class,
-        Commands\ChangePassword::class
+        Commands\ChangePassword::class,
+        Commands\InstallModule::class,
+        Commands\InstallAllModules::class,
     ];
 
     /**
      * Define the application's command schedule.
      *
-     * @param  \Illuminate\Console\Scheduling\Schedule  $schedule
+     * @param  \Illuminate\Console\Scheduling\Schedule $schedule
+     *
      * @return void
      */
     protected function schedule(Schedule $schedule)