Resolve "Include Dynamic Spam rules"

Closes #991 (closed)

app/Console/Commands/LoadSpam.php

+<?php
+
+namespace App\Console\Commands;
+
+use Carbon;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\Redis;
+
+class LoadSpam extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'spam:load';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Loads a list of current Spams into redis';
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        $filePath = \storage_path('logs/metager/ban.txt');
+        $bans = [];
+        if (\file_exists($filePath)) {
+            $bans = json_decode(file_get_contents($filePath), true);
+        }
+
+        $bansToLoad = [];
+
+        foreach ($bans as $ban) {
+            $bannedUntil = Carbon::createFromFormat("Y-m-d H:i:s", $ban["banned-until"]);
+            if ($bannedUntil->isAfter(Carbon::now())) {
+                $bansToLoad[] = $ban["regexp"];
+            }
+        }
+
+        Redis::pipeline(function ($redis) use ($bansToLoad) {
+            $redis->del("spam");
+            foreach ($bansToLoad as $ban) {
+                $redis->rpush("spam", $ban);
+            }
+        });
+    }
+}