adds wbs-user:disable command

Author: deer-wmde

app/Console/Commands/User/Disable.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace App\Console\Commands\User;
+
+/**
+ * Disables a user account, deletes information about their email address and their password hash.
+ * Requires the user to manage zero wikis.
+ */
+
+use App\User;
+use App\WikiManager;
+use App\Wiki;
+use Illuminate\Console\Command;
+
+class Disable extends Command {
+    protected $signature = 'wbs-user:disable {--email=}';
+
+    protected $description = 'Disable user account';
+
+    public function handle(): int {
+        $email = $this->option('email');
+
+        $user = User::whereEmail($email)->first();
+
+        if (empty($email)) {
+            $this->error("Error: no email address provided. usage: wbs-user:disable --email='mail@address.com'");
+
+            return 1;
+        }
+
+        if (!$user) {
+            $this->error("Error: Could not find a user for '$email'.");
+
+            return 2;
+        }
+
+        $userWikiManagers = WikiManager::whereUserId($user->id)->with('wiki')->get();
+        $undeletedWikis = [];
+
+        foreach($userWikiManagers as $userWikiManager) {
+            $userWiki = $userWikiManager->wiki;
+
+            if ($userWiki !== null) {
+                $undeletedWikis[] = $userWiki->domain;
+            }
+        }
+
+        if (! empty($undeletedWikis)) {
+            $this->error('Error: User still has wikis: '.print_r($undeletedWikis, true));
+
+            return 3;
+        }
+
+        $userId = $user->id;
+        $user->email = '';
+        $user->password = random_bytes(10);
+        $user->verified = false;
+
+        if ($user->save()) {
+            $this->info("Successfully disabled user account with email '$email' (id: '$userId')");
+            $this->info("Information about email and password hash was deleted.");
+
+            return 0;
+        } else {
+            $this->error('Error: Failed to save changes to the database.');
+
+            return 4;
+        }
+    }
+}