Add ProfileAliasController, hello account migrations!

app/Http/Controllers/ProfileAliasController.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use App\Util\Lexer\Nickname;
+use App\Util\Webfinger\WebfingerUrl;
+use App\Models\ProfileAlias;
+use App\Services\WebfingerService;
+
+class ProfileAliasController extends Controller
+{
+    public function __construct()
+    {
+        $this->middleware('auth');
+    }
+
+    public function index(Request $request)
+    {
+        $aliases = $request->user()->profile->aliases;
+        return view('settings.aliases.index', compact('aliases'));
+    }
+
+    public function store(Request $request)
+    {
+        $this->validate($request, [
+            'acct' => 'required'
+        ]);
+
+        $acct = $request->input('acct');
+
+        if($request->user()->profile->aliases->count() >= 3) {
+            return back()->with('error', 'You can only add 3 account aliases.');
+        }
+
+        $webfingerService = WebfingerService::lookup($acct);
+        if(!$webfingerService || !isset($webfingerService['url'])) {
+            return back()->with('error', 'Invalid account, cannot add alias at this time.');
+        }
+        $alias = new ProfileAlias;
+        $alias->profile_id = $request->user()->profile_id;
+        $alias->acct = $acct;
+        $alias->uri = $webfingerService['url'];
+        $alias->save();
+
+        return back()->with('status', 'Successfully added alias!');
+    }
+
+    public function delete(Request $request)
+    {
+        $this->validate($request, [
+            'acct' => 'required',
+            'id' => 'required|exists:profile_aliases'
+        ]);
+
+        $alias = ProfileAlias::where('profile_id', $request->user()->profile_id)
+            ->where('acct', $request->input('acct'))
+            ->findOrFail($request->input('id'));
+
+        $alias->delete();
+
+        return back()->with('status', 'Successfully deleted alias!');
+    }
+}