Put back google social login

app/Casts/CollectionOrNull.php

@@ -24,6 +24,6 @@ class CollectionOrNull implements CastsAttributes
 	 */
 	public function set(Model $model, string $key, mixed $value, array $attributes): mixed
 	{
-		return $value->count() ? json_encode($value) : NULL;
+		return count($value) ? json_encode($value) : NULL;
 	}
 }

app/Http/Controllers/Auth/SocialLoginController.php

@@ -3,10 +3,15 @@
 namespace App\Http\Controllers\Auth;
 
 use Carbon\Carbon;
+use Illuminate\Contracts\View\View;
+use Illuminate\Http\Request;
+use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Mail;
 use Laravel\Socialite\Facades\Socialite;
 
 use App\Http\Controllers\Controller;
+use App\Mail\SocialLink;
 use App\Models\{ProviderOauth,ProviderToken,User,UserOauth};
 
 class SocialLoginController extends Controller
@@ -22,54 +27,58 @@ class SocialLoginController extends Controller
 		$openiduser = Socialite::with($provider)->user();
 
 		if (! $openiduser)
-			return redirect('/home')->with('error','No user details obtained.');
+			return redirect('/home')
+				->with('error','No user details obtained.');
 
 		$oo = ProviderOauth::firstOrCreate(['name'=>$provider,'active'=>TRUE]);
 
 		// See if this user has connected and linked previously
 		$aoo = $oo->users->where('userid',$openiduser->id);
 
-		if ($aoo->count() == 1) {
+		if ($aoo->count() === 1) {
 			$aoo = $aoo->first();
 
-			if ((is_null($user=$aoo->user) AND (is_null($aoo->account) OR is_null($user=$aoo->account->user))) OR ! $user->active) {
-				if (! $user) {
+			if ((is_null($user=$aoo->user) && (is_null($aoo->account) || is_null($user=$aoo->account->user))) || ! $user->active) {
+				if (! $user)
 					$user = User::where('email',$openiduser->email)->first();
-				}
 
-				if (! $user OR ! $user->active) {
-					return redirect('/login')->with('error','Invalid account, or account inactive, please contact an admin.');
-				}
+				if ((! $user) || (! $user->active))
+					return redirect('/login')
+						->with('error','Invalid account, or account inactive, please contact an admin.');
 
 				return $this->link($provider,$aoo,$user);
 			}
 
 			// All Set to login
-			Auth::login($user,FALSE);
+			Auth::login($user);
 
 		// If there are too many users, then we have a problem
 		} elseif ($aoo->count() > 1) {
-			return redirect('/login')->with('error','Seems you have multiple oauth IDs, please contact an admin.');
+			return redirect('/login')
+				->with('error','Seems you have multiple oauth IDs, please contact an admin.');
 
 		// User is using OAUTH for the first time.
 		} else {
 			$uo = User::active()->where('email',$openiduser->email);
 
 			// See if their is an account with this email address
-			if ($uo->count() == 1) {
+			if ($uo->count() === 1) {
 				$aoo = new UserOauth;
 				$aoo->userid = $openiduser->id;
 				$aoo->oauth_data = $openiduser->user;
+
 				$oo->users()->save($aoo);
 
 				return $this->link($provider,$aoo,$uo->first());
 
 			// If there are too many users, then we have a problem
 			} elseif ($uo->count() > 1) {
-				return redirect('/login')->with('error','Seems you have multiple accounts, please contact an admin.');
+				return redirect('/login')
+					->with('error','Seems you have multiple accounts, please contact an admin.');
 
 			} else {
-				return redirect('/login')->with('error','Seems you dont have an account with that email, please contact an admin.');
+				return redirect('/login')
+					->with('error','Seems you dont have an account with that email, please contact an admin.');
 			}
 		}
 
@@ -82,7 +91,8 @@ class SocialLoginController extends Controller
 		$openiduser = Socialite::with($provider)->user();
 
 		if (! $openiduser)
-			return redirect('/home')->with('error','No user details obtained.');
+			return redirect('/home')
+				->with('error','No user details obtained.');
 
 		$po = ProviderOauth::where('name',$provider)->singleOrFail();
 
@@ -101,4 +111,51 @@ class SocialLoginController extends Controller
 			->intended('/home')
 			->with('success','Token refreshed.');
 	}
+
+	/**
+	 * We have identified the user and oauth, just need them to confirm the link
+	 *
+	 * @param $provider
+	 * @param UserOauth $ao
+	 * @param User $uo
+	 * @return View
+	 */
+	public function link($provider,UserOauth $ao,User $uo): View
+	{
+		// @note If this is sent now (send()), it results in the caller to be executed a second time (handleProviderCallback()).
+		Mail::to($uo->email)->queue(new SocialLink($ao));
+
+		return view('theme.backend.adminlte.auth.social_link')
+			->with('oauthid',$ao->id)
+			->with('provider',$provider);
+	}
+
+	public function linkcomplete(Request $request,$provider)
+	{
+		// Load our oauth id
+		$aoo = UserOauth::findOrFail($request->post('oauthid'));
+
+		// Check our email matches
+		if (Arr::get($aoo->oauth_data,'email','invalid') !== $request->post('email'))
+			return redirect('/login')
+				->with('error','Account details didnt match to make link.');
+
+		// Check our token matches
+		if ($aoo->link_token !== $request->post('token'))
+			return redirect('/login')
+				->with('error','Token details didnt match to make link.');
+
+		// Load our email.
+		$uo = User::where('email',$request->post('email'))->firstOrFail();
+
+		// Incase we have an existing record with a different oauthid
+		UserOauth::where('user_id',$uo->id)->delete();
+
+		$aoo->user_id = $uo->id;
+		$aoo->save();
+		Auth::login($uo);
+
+		return redirect()
+			->intended('/home');
+	}
 }

app/Mail/SocialLink.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Mail;
+
+use Illuminate\Bus\Queueable;
+use Illuminate\Mail\Mailable;
+use Illuminate\Queue\SerializesModels;
+use Illuminate\Support\Facades\Config;
+
+use App\Models\{Site,User,UserOauth};
+
+class SocialLink extends Mailable
+{
+	use Queueable, SerializesModels;
+
+	public string $token;
+	public Site $site;
+	public ?User $user;
+
+	/**
+	 * Create a new message instance.
+	 *
+	 * @param UserOauth $o
+	 */
+	public function __construct(UserOauth $o)
+	{
+		$this->site = $o->site;
+		$this->token = $o->link_token;
+		$this->user = $o->user;
+	}
+
+	/**
+	 * Build the message.
+	 *
+	 * @return $this
+	 */
+	public function build()
+	{
+		Config::set('site',$this->site);
+
+		return $this
+			->markdown('mail.system.social_link')
+			->subject('Link your Account')
+			->with([
+				'site'=>$this->site,
+			]);
+	}
+}

config/auth.php

@@ -118,4 +118,12 @@ return [
 
 	'password_timeout' => env('AUTH_PASSWORD_TIMEOUT', 10800),
 
+	'social' => [
+		'google' => [
+			'name' => 'Google',
+			'id' => 'google',
+			'class' => 'btn-danger',
+			'icon' => 'fab fa-google',
+		],
+	],
 ];

config/services.php

@@ -42,6 +42,12 @@ return [
 		'guid' => env('EZYPAY_GUID'),
 	],
 
+	'google' => [
+		'client_id' => env('AUTH_GOOGLE_CLIENT_ID'),
+		'client_secret' => env('AUTH_GOOGLE_SECRET'),
+		'redirect' => '/auth/google/callback',
+	],
+
 	'provider' => [
 		'intuit' => [
 			'api'=> \Intuit\API::class,

resources/views/mail/system/social_link.blade.php

@@ -0,0 +1,21 @@
+@component('mail::message',['site'=>$site,'heading'=>'Link Your Account'])
+Hi {{ isset($user) ? $user->full_name.',' : '' }}
+
+A request was made to link your account to a social login.
+If you didnt make this request, you can ignore this, and the request will be ignored.
+If you did make the request, then please enter the code displayed below.
+
+@component('mail::table')
+{{ $token }}
+@endcomponent
+
+Once you've keyed in this code, you'll be able to login to your account using your social login instead of a username and a password.
+
+Thanks,
+
+{{ config('mail.from.name') }}
+
+@component('mail::subcopy')
+If you didnt make this request, you can safely ignore this email - no change was made to your account, nor was it accessed by an unauthorised person.
+@endcomponent
+@endcomponent

resources/views/theme/backend/adminlte/auth/social_link.blade.php

@@ -0,0 +1,76 @@
+@extends('adminlte::layouts.auth')
+
+@section('htmlheader_title')
+	Link Account
+@endsection
+
+@section('content')
+	<div class="login-box">
+		<div class="login-logo">
+			<a>{!! config('app.name_html_long') !!}</a>
+		</div>
+
+		<div class="alert alert-success">
+			<strong>NOTE:</strong> Link your account.<br><br>
+			<ul>
+				<li>An email has been sent to you with a token, please use those details here:</li>
+			</ul>
+		</div>
+
+		@if (count($errors) > 0)
+			<div class="alert alert-danger">
+				<strong>Whoops!</strong> {{ trans('adminlte_lang::message.someproblems') }}<br><br>
+				<ul>
+					@foreach ($errors->all() as $error)
+						<li>{{ $error }}</li>
+					@endforeach
+				</ul>
+			</div>
+		@endif
+
+		<div class="card">
+			<div class="card-body login-card-body">
+				<p class="login-box-msg">Link your account</p>
+
+				<form method="post" action="{{ url('/auth/'.$provider.'/linkcomplete') }}">
+					@csrf
+
+					<input type="hidden" name="oauthid" value="{{ $oauthid }}">
+
+					<div class="input-group mb-3">
+						<input type="email" name="email" class="form-control" placeholder="Email">
+						<div class="input-group-append">
+							<span class="fa fa-envelope input-group-text"></span>
+						</div>
+					</div>
+
+					<div class="input-group mb-3">
+						<input type="password" name="token" class="form-control" placeholder="Token">
+						<div class="input-group-append">
+							<span class="fa fa-lock input-group-text"></span>
+						</div>
+					</div>
+
+					<div class="row">
+						<div class="col-8">
+							&nbsp;
+						</div>
+						<div class="col-4">
+							<button type="submit" name="submit" class="btn btn-sm btn-primary float-right">Link</button>
+						</div>
+					</div>
+				</form>
+
+				<p class="mb-1">
+					<a name="reset" href="{{ url('/password/reset') }}">{{ trans('adminlte_lang::message.forgotpassword') }}</a>
+				</p>
+
+				@isset($register)
+					<p class="mb-0">
+						<a href="register.html" class="text-center">Register a new account</a>
+					</p>
+				@endisset
+			</div>
+		</div>
+	</div>
+@endsection

routes/web.php

@@ -62,6 +62,8 @@ Route::get('pay/paypal/capture',[PaypalController::class,'capture']);
 Route::get('auth/{socialProvider}',[SocialLoginController::class,'redirectToProvider']);
 Route::get('auth/{socialProvider}/callback',[SocialLoginController::class,'handleProviderCallback']);
 Route::get('auth/{socialProvider}/token',[SocialLoginController::class,'handleBearerTokenCallback']);
+Route::get('auth/{socialProvider}/link',[SocialLoginController::class,'link']);
+Route::post('auth/{socialProvider}/linkcomplete',[SocialLoginController::class,'linkcomplete']);
 
 // Return from user switch
 Route::get('admin/switch/stop',[SwitchUserController::class,'switch_stop'])