Paypal Standard Payment Gateways App

app/Listeners/Updates/Version109.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Listeners\Updates;
+
+use App\Events\UpdateFinished;
+use App\Models\Company\Company;
+use Artisan;
+
+class Version109 extends Listener
+{
+    const ALIAS = 'core';
+
+    const VERSION = '1.0.9';
+
+    /**
+     * Handle the event.
+     *
+     * @param  $event
+     * @return void
+     */
+    public function handle(UpdateFinished $event)
+    {
+        // Check if should listen
+        if (!$this->check($event)) {
+            return;
+        }
+
+        // Create new bill statuses
+        $companies = Company::all();
+
+        foreach ($companies as $company) {
+            Artisan::call('module:install', ['alias' => 'offlinepayment', 'company_id' => $company->id]);
+            Artisan::call('module:install', ['alias' => 'paypalstandard', 'company_id' => $company->id]);
+        }
+    }
+}

app/Providers/EventServiceProvider.php

@@ -17,6 +17,7 @@ class EventServiceProvider extends ServiceProvider
             'App\Listeners\Updates\Version106',
             'App\Listeners\Updates\Version107',
             'App\Listeners\Updates\Version108',
+            'App\Listeners\Updates\Version109',
         ],
         'Illuminate\Auth\Events\Login' => [
             'App\Listeners\Auth\Login',

database/seeds/CompanySeeder.php

@@ -16,6 +16,7 @@ class CompanySeeder extends Seeder
         $this->call(Database\Seeds\Categories::class);
         $this->call(Database\Seeds\Currencies::class);
         $this->call(Database\Seeds\InvoiceStatuses::class);
+        $this->call(Database\Seeds\Modules::class);
         $this->call(Database\Seeds\Settings::class);
         $this->call(Database\Seeds\Taxes::class);
     }

database/seeds/Modules.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace Database\Seeds;
+
+use App\Models\Model;
+use Artisan;
+
+use Illuminate\Database\Seeder;
+
+class Modules extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        Model::unguard();
+
+        $this->create();
+
+        Model::reguard();
+    }
+
+    private function create()
+    {
+        $company_id = $this->command->argument('company');
+
+        Artisan::call('module:install', ['alias' => 'offlinepayment', 'company_id' => $company_id]);
+        Artisan::call('module:install', ['alias' => 'paypalstandard', 'company_id' => $company_id]);
+    }
+}

modules/PaypalStandard/Config/config.php

@@ -0,0 +1,7 @@
+<?php
+
+return [
+
+    'name' => 'PaypalStandard',
+
+];

modules/PaypalStandard/Database/Seeders/PaypalStandardDatabaseSeeder.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Modules\PaypalStandard\Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use Illuminate\Database\Eloquent\Model;
+
+class PaypalStandardDatabaseSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        Model::unguard();
+
+        // $this->call("OthersTableSeeder");
+    }
+}

modules/PaypalStandard/Events/Handlers/PaypalStandardGateway.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Modules\PaypalStandard\Events\Handlers;
+
+use App\Events\PaymentGatewayListing;
+
+class PaypalStandardGateway
+{
+    /**
+     * Handle the event.
+     *
+     * @param  PaymentGatewayListing $event
+     * @return void
+     */
+    public function handle(PaymentGatewayListing $event)
+    {
+        $setting = setting('paypalstandard');
+
+        $setting['code'] = 'paypalstandard';
+
+        return [$setting];
+    }
+}

modules/PaypalStandard/Http/Controllers/PaypalStandard.php

@@ -0,0 +1,164 @@
+<?php
+
+namespace Modules\PaypalStandard\Http\Controllers;
+
+use App\Events\InvoicePaid;
+
+use Illuminate\Http\Response;
+use Illuminate\Routing\Controller;
+
+use Monolog\Logger;
+use Monolog\Handler\StreamHandler;
+
+use GuzzleHttp\Client;
+
+use Illuminate\Http\Request;
+use App\Http\Requests\Customer\InvoicePayment as PaymentRequest;
+
+use App\Models\Income\Invoice;
+
+class PaypalStandard extends Controller
+{
+    /**
+     * Show the form for editing the specified resource.
+     * @param Invoice
+     * @param PaymentRequest
+     * @return Response
+     */
+    public function show(Invoice $invoice, PaymentRequest $request)
+    {
+        $gateway = setting('paypalstandard');
+
+        $gateway['action'] = 'https://www.paypal.com/cgi-bin/webscr';
+
+        if ($gateway['mode'] == 'sandbox') {
+            $gateway['action'] = 'https://www.sandbox.paypal.com/cgi-bin/webscr';
+        }
+
+        $customer = explode(" ", $invoice->customer_name);
+
+        $last_name = array_pop($customer);
+        $first_name = implode(" ", $customer);
+
+        $invoice->first_name = $first_name;
+        $invoice->last_name = $last_name;
+
+        $gateway['language'] = \App::getLocale();
+
+        $html = view('paypalstandard::show', compact('gateway', 'invoice'))->render();
+
+        return response()->json([
+            'code' => 'paypalstandard',
+            'name' => $gateway['name'],
+            'description' => trans('paypalstandard::paypalstandard.description'),
+            'redirect' => false,
+            'html' => $html,
+        ]);
+    }
+
+    public function result(Invoice $invoice, Request $request)
+    {
+        $success = true;
+
+        switch ($request['payment_status']) {
+            case 'Completed':
+                $message = trans('messages.success.added', ['type' => trans_choice('general.customers', 1)]);
+                break;
+            case 'Canceled_Reversal':
+            case 'Denied':
+            case 'Expired':
+            case 'Failed':
+            case 'Pending':
+            case 'Processed':
+            case 'Refunded':
+            case 'Reversed':
+            case 'Voided':
+                $message = trans('messages.error.added', ['type' => trans_choice('general.customers', 1)]);
+                $success = false;
+                break;
+        }
+
+        if ($success) {
+            flash($message)->success();
+        } else {
+            flash($message)->warning();
+        }
+
+        $redirect = url('customers/invoices/' . $invoice->id);
+
+        return redirect($redirect);
+    }
+
+    public function callback(Invoice $invoice, Request $request)
+    {
+        $gateway = setting('paypalstandard');
+
+        $paypal_log = new Logger('Paypal');
+
+        $paypal_log->pushHandler(new StreamHandler(storage_path('logs/paypal.log')), Logger::INFO);
+
+        if ($invoice) {
+            $url = 'https://ipnpb.paypal.com/cgi-bin/webscr';
+
+            if ($gateway['mode'] == 'sandbox') {
+                $url = 'https://www.sandbox.paypal.com/cgi-bin/webscr';
+            }
+
+            $client = new Client(['verify' => false]);
+
+            $paypal_request['cmd'] = '_notify-validate';
+
+            foreach ($request->toArray() as $key => $value) {
+                $paypal_request[$key] = urlencode(html_entity_decode($value, ENT_QUOTES, 'UTF-8'));
+            }
+
+            $result = $client->post($url, $paypal_request);
+
+            if ($result->getStatusCode() != 200) {
+                $paypal_log->info('PAYPAL_STANDARD :: CURL failed ', $result->getBody()->getContents());
+            } else {
+                $result = $result->getBody()->getContents();
+            }
+
+            if ($gateway['debug']) {
+                $paypal_log->info('PAYPAL_STANDARD :: IPN REQUEST: ', $request->toArray());
+                //$paypal_log->info('PAYPAL_STANDARD :: IPN RESULT: ', $result);
+            }
+
+            if ((strcmp($result, 'VERIFIED') == 0 || strcmp($result, 'UNVERIFIED') == 0) || true) {
+                switch ($request['payment_status']) {
+                    case 'Completed':
+                        $receiver_match = (strtolower($request['receiver_email']) == strtolower($gateway['email']));
+
+                        $total_paid_match = ((float)$request['mc_gross'] == $invoice->amount);
+
+                        if ($receiver_match && $total_paid_match) {
+                            event(new InvoicePaid($invoice, $request->toArray()));
+                        }
+
+                        if (!$receiver_match) {
+                            $paypal_log->info('PAYPAL_STANDARD :: RECEIVER EMAIL MISMATCH! ' . strtolower($request['receiver_email']));
+                        }
+
+                        if (!$total_paid_match) {
+                            $paypal_log->info('PAYPAL_STANDARD :: TOTAL PAID MISMATCH! ' . $request['mc_gross']);
+                        }
+                        break;
+                    case 'Canceled_Reversal':
+                    case 'Denied':
+                    case 'Expired':
+                    case 'Failed':
+                    case 'Pending':
+                    case 'Processed':
+                    case 'Refunded':
+                    case 'Reversed':
+                    case 'Voided':
+                        $paypal_log->info('PAYPAL_STANDARD :: NOT COMPLETED ' . $request->toArray());
+                        break;
+                }
+            } else {
+                $paypal_log->info('PAYPAL_STANDARD :: VERIFIED != 0 || UNVERIFIED != 0 ' . $request->toArray());
+            }
+        }
+    }
+}

modules/PaypalStandard/Http/routes.php

@@ -0,0 +1,10 @@
+<?php
+
+Route::group(['middleware' => ['web', 'auth', 'language', 'customermenu', 'permission:read-customer-panel'], 'prefix' => 'customers', 'namespace' => 'Modules\PaypalStandard\Http\Controllers'], function () {
+    Route::get('invoices/{invoice}/paypalstandard', 'PaypalStandard@show');
+});
+
+Route::group(['prefix' => 'customers', 'namespace' => 'Modules\PaypalStandard\Http\Controllers'], function () {
+    Route::post('invoices/{invoice}/paypalstandard/result', 'PaypalStandard@result');
+    Route::post('invoices/{invoice}/paypalstandard/callback', 'PaypalStandard@callback');
+});

modules/PaypalStandard/Providers/PaypalStandardServiceProvider.php

@@ -0,0 +1,119 @@
+<?php
+
+namespace Modules\PaypalStandard\Providers;
+
+use Illuminate\Support\ServiceProvider;
+use Illuminate\Database\Eloquent\Factory;
+
+use App\Events\PaymentGatewayListing;
+use Modules\PaypalStandard\Events\Handlers\PaypalStandardGateway;
+
+class PaypalStandardServiceProvider extends ServiceProvider
+{
+    /**
+     * Indicates if loading of the provider is deferred.
+     *
+     * @var bool
+     */
+    protected $defer = false;
+
+    /**
+     * Boot the application events.
+     *
+     * @return void
+     */
+    public function boot()
+    {
+        $this->registerTranslations();
+        $this->registerConfig();
+        $this->registerViews();
+        $this->registerFactories();
+
+        $this->loadMigrationsFrom(__DIR__ . '/../Database/Migrations');
+
+        $this->app['events']->listen(PaymentGatewayListing::class, PaypalStandardGateway::class);
+    }
+
+    /**
+     * Register the service provider.
+     *
+     * @return void
+     */
+    public function register()
+    {
+        //
+    }
+
+    /**
+     * Register config.
+     *
+     * @return void
+     */
+    protected function registerConfig()
+    {
+        $this->publishes([
+            __DIR__.'/../Config/config.php' => config_path('paypalstandard.php'),
+        ], 'config');
+
+        $this->mergeConfigFrom(
+            __DIR__.'/../Config/config.php', 'paypalstandard'
+        );
+    }
+
+    /**
+     * Register views.
+     *
+     * @return void
+     */
+    public function registerViews()
+    {
+        $viewPath = resource_path('views/modules/paypalstandard');
+
+        $sourcePath = __DIR__.'/../Resources/views';
+
+        $this->publishes([
+            $sourcePath => $viewPath
+        ]);
+
+        $this->loadViewsFrom(array_merge(array_map(function ($path) {
+            return $path . '/modules/paypalstandard';
+        }, \Config::get('view.paths')), [$sourcePath]), 'paypalstandard');
+    }
+
+    /**
+     * Register translations.
+     *
+     * @return void
+     */
+    public function registerTranslations()
+    {
+        $langPath = resource_path('lang/modules/paypalstandard');
+
+        if (is_dir($langPath)) {
+            $this->loadTranslationsFrom($langPath, 'paypalstandard');
+        } else {
+            $this->loadTranslationsFrom(__DIR__ .'/../Resources/lang', 'paypalstandard');
+        }
+    }
+
+    /**
+     * Register an additional directory of factories.
+     * @source https://github.com/sebastiaanluca/laravel-resource-flow/blob/develop/src/Modules/ModuleServiceProvider.php#L66
+     */
+    public function registerFactories()
+    {
+        if (! app()->environment('production')) {
+            app(Factory::class)->load(__DIR__ . '/Database/factories');
+        }
+    }
+
+    /**
+     * Get the services provided by the provider.
+     *
+     * @return array
+     */
+    public function provides()
+    {
+        return [];
+    }
+}

modules/PaypalStandard/Resources/lang/en-GB/paypalstandard.php

@@ -0,0 +1,17 @@
+<?php
+
+return [
+
+    'paypalstandard'   => 'Paypal Standard',
+    'email'            => 'Email',
+    'mode'             => 'Mode',
+    'debug'            => 'Debug',
+    'transaction'      => 'Transaction',
+    'customer'         => 'Show to Customer',
+    'order'            => 'Order',
+
+    'test_mode'        => 'Warning: The payment gateway is in \'Sandbox Mode\'. Your account will not be charged.',
+    'description'      => 'Pay with PAYPAL',
+    'confirm'          => 'Confirm',
+
+];

modules/PaypalStandard/Resources/views/show.blade.php

@@ -0,0 +1,48 @@
+<h2>{{ $gateway['name'] }}</h2>
+
+@if($gateway['mode'] == 'sandbox')
+<div class="alert alert-danger"><i class="fa fa-exclamation-circle"></i> {{ trans('paypalstandard::paypalstandard.test_mode') }}</div>
+@endif
+
+<div class="well well-sm">
+    {{ trans('paypalstandard::paypalstandard.description') }}
+</div>
+
+<form action="{{ $gateway['action'] }}" method="post">
+    <input type="hidden" name="cmd" value="_cart" />
+    <input type="hidden" name="upload" value="1" />
+    <input type="hidden" name="business" value="{{ $gateway['email'] }}" />
+    <?php $i = 1; ?>
+    @foreach ($invoice->items as $item)
+    <input type="hidden" name="item_name_{{ $i }}" value="{{ $item->name }}" />
+    @if($item->sku)
+    <input type="hidden" name="item_number_{{ $i }}" value="{{ $item->sku }}" />
+    @endif
+    <input type="hidden" name="amount_{{ $i }}" value="{{ $item->price }}" />
+    <input type="hidden" name="quantity_{{ $i }}" value="{{ $item->quantity }}" />
+    <?php $i++; ?>
+    @endforeach
+    <input type="hidden" name="currency_code" value="{{ $invoice->currency_code}}" />
+    <input type="hidden" name="first_name" value="{{ $invoice->first_name }}" />
+    <input type="hidden" name="last_name" value="{{ $invoice->last_name }}" />
+    <input type="hidden" name="address1" value="{{ $invoice->customer_address }}" />
+    <input type="hidden" name="address_override" value="0" />
+    <input type="hidden" name="email" value="{{ $invoice->customer_email }}" />
+    <input type="hidden" name="invoice" value="{{ $invoice->id . '-' . $invoice->customer_name }}" />
+    <input type="hidden" name="lc" value="{{ $gateway['language'] }}" />
+    <input type="hidden" name="rm" value="2" />
+    <input type="hidden" name="no_note" value="1" />
+    <input type="hidden" name="no_shipping" value="1" />
+    <input type="hidden" name="charset" value="utf-8" />
+    <input type="hidden" name="return" value="{{ url('customers/invoices/' . $invoice->id . '/paypalstandard/result') }}" />
+    <input type="hidden" name="notify_url" value="{{ url('customers/invoices/' . $invoice->id . '/paypalstandard/callback') }}" />
+    <input type="hidden" name="cancel_return" value="{{ url('customers/invoices/' . $invoice->id) }}" />
+    <input type="hidden" name="paymentaction" value="{{ $gateway['transaction'] }}" />
+    <input type="hidden" name="custom" value="{{ $invoice->id }}" />
+    <input type="hidden" name="bn" value="Akaunting_1.0_WPS" />
+    <div class="buttons">
+        <div class="pull-right">
+            <input type="submit" value="{{ trans('paypalstandard::paypalstandard.confirm') }}" class="btn btn-success" />
+        </div>
+    </div>
+</form>

modules/PaypalStandard/composer.json

@@ -0,0 +1,15 @@
+{
+    "name": "akaunting/paypalstandard",
+    "description": "",
+    "authors": [
+        {
+            "name": "Akaunting",
+            "email": "info@akaunting.com"
+        }
+    ],
+    "autoload": {
+        "psr-4": {
+            "Modules\\PaypalStandard\\": ""
+        }
+    }
+}

modules/PaypalStandard/module.json

@@ -0,0 +1,85 @@
+{
+    "name": "PaypalStandard",
+    "alias": "paypalstandard",
+    "description": "",
+    "version": "1.0.0",
+    "category": "payment-gateways",
+    "keywords": [],
+    "active": 1,
+    "order": 0,
+    "providers": [
+        "Modules\\PaypalStandard\\Providers\\PaypalStandardServiceProvider"
+    ],
+    "aliases": {},
+    "files": [
+        "start.php"
+    ],
+    "requires": [],
+    "settings": [
+        {
+            "type": "textGroup",
+            "name": "name",
+            "title": "general.name",
+            "icon": "id-card-o",
+            "attributes": {
+                "required": "required"
+            }
+        },
+        {
+            "type": "textGroup",
+            "name": "email",
+            "title": "paypalstandard::paypalstandard.email",
+            "icon": "envelope-o",
+            "attributes": {
+                "required": "required"
+            }
+        },
+        {
+            "type": "selectGroup",
+            "name": "mode",
+            "title": "paypalstandard::paypalstandard.mode",
+            "icon": "plane",
+            "values": {
+                "live": "Live",
+                "sandbox": "Sandbox"
+            },
+            "selected": null,
+            "attributes": {}
+        },
+        {
+            "type": "selectGroup",
+            "name": "transaction",
+            "title": "paypalstandard::paypalstandard.transaction",
+            "icon": "exchange",
+            "values": {
+                "authorization": "Authorization",
+                "sale": "Sale"
+            },
+            "selected": null,
+            "attributes": {}
+        },
+        {
+            "type": "radioGroup",
+            "name": "customer",
+            "title": "paypalstandard::paypalstandard.customer",
+            "enable": "general.yes",
+            "disable": "general.no",
+            "attributes": {}
+        },
+        {
+            "type": "radioGroup",
+            "name": "debug",
+            "title": "paypalstandard::paypalstandard.debug",
+            "enable": "general.yes",
+            "disable": "general.no",
+            "attributes": {}
+        },
+        {
+            "type": "textGroup",
+            "name": "order",
+            "title": "paypalstandard::paypalstandard.order",
+            "icon": "sort",
+            "attributes": {}
+        }
+    ]
+}

modules/PaypalStandard/start.php

@@ -0,0 +1,17 @@
+<?php
+
+/*
+|--------------------------------------------------------------------------
+| Register Namespaces And Routes
+|--------------------------------------------------------------------------
+|
+| When a module starting, this file will executed automatically. This helps
+| to register some namespaces like translator or view. Also this file
+| will load the routes file for each module. You may also modify
+| this file as you want.
+|
+*/
+
+if (!app()->routesAreCached()) {
+    require __DIR__ . '/Http/routes.php';
+}

resources/views/customers/invoices/show.blade.php

@@ -142,16 +142,14 @@
             </div>
 
             <div class="box-footer row no-print">
-                <div class="col-md-10">
+                <div class="col-md-12">
                     <a href="{{ url('incomes/invoices/' . $invoice->id . '/print') }}" target="_blank" class="btn btn-default">
                         <i class="fa fa-print"></i>&nbsp; {{ trans('general.print') }}
                     </a>
                     <a href="{{ url('incomes/invoices/' . $invoice->id . '/pdf') }}" class="btn btn-default" data-toggle="tooltip" title="{{ trans('invoices.download_pdf') }}">
                         <i class="fa fa-file-pdf-o"></i>&nbsp; {{ trans('general.download') }}
                     </a>
-                </div>
 
-                <div class="col-md-2">
                     @if($invoice->invoice_status_code != 'paid')
                         @if ($payment_methods)
                         {!! Form::select('payment_method', $payment_methods, null, array_merge(['id' => 'payment-method', 'class' => 'form-control', 'placeholder' => trans('general.form.select.field', ['field' => trans_choice('general.payment_methods', 1)])])) !!}