Add Plaid support

app/Http/Controllers/PaymentController.php

@@ -391,7 +391,7 @@ class PaymentController extends BaseController
             'last_name' => 'required',
         ];
 
-        if ( ! Input::get('stripeToken') && ! Input::get('payment_method_nonce')) {
+        if ( ! Input::get('stripeToken') && ! Input::get('payment_method_nonce') && !(Input::get('plaidPublicToken') && Input::get('plaidAccountId'))) {
             $rules = array_merge(
                 $rules,
                 [
@@ -447,11 +447,6 @@ class PaymentController extends BaseController
 
             // check if we're creating/using a billing token
             if ($accountGateway->gateway_id == GATEWAY_STRIPE) {
-                if ($token = Input::get('stripeToken')) {
-                    $details['token'] = $token;
-                    unset($details['card']);
-                }
-
                 if ($useToken) {
                     $details['customerReference'] = $client->getGatewayToken();
                     unset($details['token']);
@@ -464,7 +459,7 @@ class PaymentController extends BaseController
                         $details['token'] = $token;
                         $details['customerReference'] = $customerReference;
 
-                        if ($paymentType == PAYMENT_TYPE_STRIPE_ACH && empty($usingPlaid) ) {
+                        if ($paymentType == PAYMENT_TYPE_STRIPE_ACH && empty(Input::get('plaidPublicToken')) ) {
                             // The user needs to complete verification
                             Session::flash('message', trans('texts.bank_account_verification_next_steps'));
                             return Redirect::to('/client/paymentmethods');

app/Http/Controllers/PublicClientController.php

@@ -794,10 +794,16 @@ class PublicClientController extends BaseController
 
         if ($sourceToken) {
             $details = array('token' => $sourceToken);
+        } elseif (Input::get('plaidPublicToken')) {
+            $usingPlaid = true;
+            $details = array('plaidPublicToken' => Input::get('plaidPublicToken'), 'plaidAccountId' => Input::get('plaidAccountId'));
+        }
+
+        if (!empty($details)) {
             $gateway = $this->paymentService->createGateway($accountGateway);
             $sourceId = $this->paymentService->createToken($gateway, $details, $accountGateway, $client, $invitation->contact_id);
         } else {
-            return Redirect::to('payment/'.$invitationKey)->withInput(Request::except('cvv'));
+            return Redirect::to('payment/'.$invitation->invitation_key)->withInput(Request::except('cvv'));
         }
 
         if(empty($sourceId)) {

app/Models/AccountGateway.php

@@ -117,7 +117,7 @@ class AccountGateway extends EntityModel
 
         $stripe_key = $this->getPublishableStripeKey();
 
-        return substr(trim($stripe_key), 0, 8) == 'sk_test_' ? 'tartan' : 'production';
+        return substr(trim($stripe_key), 0, 8) == 'pk_test_' ? 'tartan' : 'production';
     }
 }
 

app/Services/PaymentService.php

@@ -93,6 +93,17 @@ class PaymentService extends BaseService
             $data['ButtonSource'] = 'InvoiceNinja_SP';
         };
 
+        if($input && $accountGateway->isGateway(GATEWAY_STRIPE)) {
+            if (!empty($input['stripeToken'])) {
+                $data['token'] = $input['stripeToken'];
+                unset($details['card']);
+            } elseif (!empty($input['plaidPublicToken'])) {
+                $data['plaidPublicToken'] = $input['plaidPublicToken'];
+                $data['plaidAccountId'] = $input['plaidAccountId'];
+                unset($data['card']);
+            }
+        }
+
         return $data;
     }
 
@@ -282,13 +293,33 @@ class PaymentService extends BaseService
         }
 
         if ($accountGateway->gateway->id == GATEWAY_STRIPE) {
+            if (!empty($details['plaidPublicToken'])) {
+                $plaidResult = $this->getPlaidToken($accountGateway, $details['plaidPublicToken'], $details['plaidAccountId']);
+
+                if (is_string($plaidResult)) {
+                    $this->lastError = $plaidResult;
+                    return;
+                } elseif (!$plaidResult) {
+                    $this->lastError = 'No token received from Plaid';
+                    return;
+                }
+
+                unset($details['plaidPublicToken']);
+                unset($details['plaidAccountId']);
+                $details['token'] = $plaidResult['stripe_bank_account_token'];
+            }
+
             $tokenResponse = $gateway->createCard($details)->send();
+
+            if ($tokenResponse->isSuccessful()) {
                 $sourceReference = $tokenResponse->getCardReference();
+                if (!$customerReference) {
                     $customerReference = $tokenResponse->getCustomerReference();
+                }
 
                 if (!$sourceReference) {
                     $responseData = $tokenResponse->getData();
-                if ($responseData['object'] == 'bank_account' || $responseData['object']  == 'card') {
+                    if (!empty($responseData['object']) && ($responseData['object'] == 'bank_account' || $responseData['object'] == 'card')) {
                         $sourceReference = $responseData['id'];
                     }
                 }
@@ -297,7 +328,14 @@ class PaymentService extends BaseService
                     // This customer was just created; find the card
                     $data = $tokenResponse->getData();
                     if (!empty($data['default_source'])) {
-                    $sourceReferebce = $data['default_source'];
+                        $sourceReference = $data['default_source'];
+                    }
+                }
+            } else {
+                $data = $tokenResponse->getData();
+                if ($data && $data['error'] && $data['error']['type'] == 'invalid_request_error') {
+                    $this->lastError =  $data['error']['message'];
+                    return;
                 }
             }
         } elseif ($accountGateway->gateway->id == GATEWAY_BRAINTREE) {
@@ -312,7 +350,7 @@ class PaymentService extends BaseService
                 $details['customerId'] = $customerReference;
 
                 $tokenResponse = $gateway->createPaymentMethod($details)->send();
-                $cardReference = $tokenResponse->getData()->paymentMethod->token;
+                $sourceReference = $tokenResponse->getData()->paymentMethod->token;
             }
         }
 
@@ -809,4 +847,45 @@ class PaymentService extends BaseService
             return $e->getMessage();
         }
     }
+
+    private function getPlaidToken($accountGateway, $publicToken, $accountId) {
+        $clientId = $accountGateway->getPlaidClientId();
+        $secret = $accountGateway->getPlaidSecret();
+
+        if (!$clientId) {
+            return 'No client ID set';
+        }
+
+        if (!$secret) {
+            return 'No secret set';
+        }
+
+        try{
+            $subdomain = $accountGateway->getPlaidEnvironment() == 'production' ? 'api' : 'tartan';
+            $response = (new \GuzzleHttp\Client(['base_uri'=>"https://{$subdomain}.plaid.com"]))->request(
+                'POST',
+                'exchange_token',
+                [
+                    'allow_redirects' => false,
+                    'headers'  => ['content-type' => 'application/x-www-form-urlencoded'],
+                    'body' => http_build_query(array(
+                        'client_id' => $clientId,
+                        'secret' => $secret,
+                        'public_token' => $publicToken,
+                        'account_id' => $accountId,
+                    ))
+                ]
+            );
+            return json_decode($response->getBody(), true);
+        } catch (\GuzzleHttp\Exception\BadResponseException $e) {
+            $response = $e->getResponse();
+            $body = json_decode($response->getBody(), true);
+
+            if ($body && !empty($body['message'])) {
+                return $body['message'];
+            }
+
+            return $e->getMessage();
+        }
+    }
 }

public/images/plaid-logo.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 18.1.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 30 30" enable-background="new 0 0 30 30" xml:space="preserve">
+<path id="XMLID_14_" fill="#275A76" d="M15.1,3.2l-3.2-3.3L2.5,2.3L0,11.6l3.2,3.3l-3.3,3.2l2.4,9.3l9.3,2.6l3.3-3.2l3.2,3.3
+	l9.3-2.4l2.6-9.3l-3.2-3.3l3.3-3.2l-2.4-9.3L18.4,0L15.1,3.2z M13.2,5l-3.1,3.1l-3.9-4l4.9-1.3L13.2,5z M15,16.9l3.1,3.1l-3.1,3.1
+	L11.8,20L15,16.9z M10,18.1l-3.1-3.1l3.1-3.1l3.1,3.1L10,18.1z M16.9,15l3.1-3.1l3.1,3.1L20,18.2L16.9,15z M15,13.1L11.9,10l3.1-3.1
+	l3.1,3.1L15,13.1z M2.9,10.9L4.3,6l3.9,4l-3.1,3.1L2.9,10.9z M5,16.8l3.1,3.1l-4,3.9l-1.3-4.9L5,16.8z M10.9,27.1L6,25.7l4-3.9
+	l3.1,3.1L10.9,27.1z M16.8,25l3.1-3.1l3.9,4l-4.9,1.3L16.8,25z M27.1,19.1L25.7,24l-3.9-4l3.1-3.1L27.1,19.1z M25,13.2l-3.1-3.1
+	l4-3.9l1.3,4.9L25,13.2z M24,4.3l-4,3.9l-3.1-3.1l2.2-2.2L24,4.3z"/>
+</svg>

public/images/plaid-logowhite.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 18.1.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 30 30" enable-background="new 0 0 30 30" xml:space="preserve">
+<path id="XMLID_14_" fill="#FFFFFF" d="M15.1,3.2l-3.2-3.3L2.5,2.3L0,11.6l3.2,3.3l-3.3,3.2l2.4,9.3l9.3,2.6l3.3-3.2l3.2,3.3
+	l9.3-2.4l2.6-9.3l-3.2-3.3l3.3-3.2l-2.4-9.3L18.4,0L15.1,3.2z M13.2,5l-3.1,3.1l-3.9-4l4.9-1.3L13.2,5z M15,16.9l3.1,3.1l-3.1,3.1
+	L11.8,20L15,16.9z M10,18.1l-3.1-3.1l3.1-3.1l3.1,3.1L10,18.1z M16.9,15l3.1-3.1l3.1,3.1L20,18.2L16.9,15z M15,13.1L11.9,10l3.1-3.1
+	l3.1,3.1L15,13.1z M2.9,10.9L4.3,6l3.9,4l-3.1,3.1L2.9,10.9z M5,16.8l3.1,3.1l-4,3.9l-1.3-4.9L5,16.8z M10.9,27.1L6,25.7l4-3.9
+	l3.1,3.1L10.9,27.1z M16.8,25l3.1-3.1l3.9,4l-4.9,1.3L16.8,25z M27.1,19.1L25.7,24l-3.9-4l3.1-3.1L27.1,19.1z M25,13.2l-3.1-3.1
+	l4-3.9l1.3,4.9L25,13.2z M24,4.3l-4,3.9l-3.1-3.1l2.2-2.2L24,4.3z"/>
+</svg>

resources/lang/en/texts.php

@@ -1259,6 +1259,10 @@ $LANG = array(
     'payment_method_error' => 'There was an error adding your payment methd. Please try again later.',
     'notification_invoice_payment_failed_subject' => 'Payment failed for Invoice :invoice',
     'notification_invoice_payment_failed' => 'A payment made by client :client towards Invoice :invoice failed. The payment has been marked as failed and :amount has been added to the client\'s balance.',
+    'link_with_plaid' => 'Link Account Instantly with Plaid',
+    'link_manually' => 'Link Manually',
+    'secured_by_plaid' => 'Secured by Plaid',
+    'plaid_linked_status' => 'Your bank account at :bank'
 );
 
 return $LANG;

resources/views/payments/add_paymentmethod.blade.php

@@ -64,6 +64,8 @@
             Stripe.setPublishableKey('{{ $accountGateway->getPublishableStripeKey() }}');
             $(function() {
                 $('.payment-form').submit(function(event) {
+                    if($('[name=plaidAccountId]').length)return;
+
                     var $form = $(this);
 
                     var data = {
@@ -140,6 +142,31 @@
                     // Prevent the form from submitting with the default action
                     return false;
                 });
+
+                @if($accountGateway->getPlaidEnabled())
+                    var plaidHandler = Plaid.create({
+                        selectAccount: true,
+                        env: '{{ $accountGateway->getPlaidEnvironment() }}',
+                        clientName: {!! json_encode($account->getDisplayName()) !!},
+                        key: '{{ $accountGateway->getPlaidPublicKey() }}',
+                        product: 'auth',
+                        onSuccess: plaidSuccessHandler,
+                        onExit : function(){$('#secured_by_plaid').hide()}
+                    });
+
+                    $('#plaid_link_button').click(function(){plaidHandler.open();$('#secured_by_plaid').fadeIn()});
+                    $('#plaid_unlink').click(function(e){
+                        e.preventDefault();
+                        $('#manual_container').fadeIn();
+                        $('#plaid_linked').hide();
+                        $('#plaid_link_button').show();
+                        $('#pay_now_button').hide();
+                        $('#add_account_button').show();
+                        $('[name=plaidPublicToken]').remove();
+                        $('[name=plaidAccountId]').remove();
+                        $('[name=account_holder_type],#account_holder_name').attr('required','required');
+                    })
+                @endif
             });
 
             function stripeResponseHandler(status, response) {
@@ -164,6 +191,26 @@
                     $form.get(0).submit();
                 }
             };
+
+            function plaidSuccessHandler(public_token, metadata) {
+                $('#secured_by_plaid').hide()
+                var $form = $('.payment-form');
+
+                $form.append($('<input type="hidden" name="plaidPublicToken"/>').val(public_token));
+                $form.append($('<input type="hidden" name="plaidAccountId"/>').val(metadata.account_id));
+                $('#plaid_linked_status').text('{{ trans('texts.plaid_linked_status') }}'.replace(':bank', metadata.institution.name));
+                $('#manual_container').fadeOut();
+                $('#plaid_linked').show();
+                $('#plaid_link_button').hide();
+                $('[name=account_holder_type],#account_holder_name').removeAttr('required');
+
+
+                var payNowBtn = $('#pay_now_button');
+                if(payNowBtn.length) {
+                    payNowBtn.show();
+                    $('#add_account_button').hide();
+                }
+            };
         </script>
     @else
         <script type="text/javascript">
@@ -364,6 +411,24 @@
 
 
                     @if($paymentType == PAYMENT_TYPE_STRIPE_ACH)
+                        @if($accountGateway->getPlaidEnabled())
+                            <div id="plaid_container">
+                                <a class="btn btn-default btn-lg" id="plaid_link_button">
+                                    <img src="{{ URL::to('images/plaid-logo.svg') }}">
+                                    <img src="{{ URL::to('images/plaid-logowhite.svg') }}" class="hoverimg">
+                                    {{ trans('texts.link_with_plaid') }}
+                                </a>
+                                <div id="plaid_linked">
+                                    <div id="plaid_linked_status"></div>
+                                    <a href="#" id="plaid_unlink">{{ trans('texts.unlink') }}</a>
+                                </div>
+                            </div>
+                        @endif
+                        <div id="manual_container">
+                            @if($accountGateway->getPlaidEnabled())
+                            <div id="plaid_or"><span>{{ trans('texts.or') }}</span></div>
+                            <h4>{{ trans('texts.link_manually') }}</h4>
+                            @endif
                             <p>{{ trans('texts.ach_verification_delay_help') }}</p>
                             <div class="row">
                                 <div class="col-md-6">
@@ -421,10 +486,18 @@
                                             ->label('') !!}
                                 </div>
                             </div>
+                        </div>
                         <center>
                             {!! Button::success(strtoupper(trans('texts.add_account')))
                                             ->submit()
+                                            ->withAttributes(['id'=>'add_account_button'])
                                             ->large() !!}
+                            @if($accountGateway->getPlaidEnabled() && !empty($amount))
+                                {!! Button::success(strtoupper(trans('texts.pay_now') . ' - ' . $account->formatMoney($amount, $client, true)  ))
+                                            ->submit()
+                                            ->withAttributes(['style'=>'display:none', 'id'=>'pay_now_button'])
+                                            ->large() !!}
+                            @endif
                         </center>
                     @else
                         <div class="row">
@@ -607,5 +680,8 @@
         });
 
     </script>
-
+    @if ($accountGateway->getPlaidEnabled())
+    <a href="https://plaid.com/products/auth/" target="_blank" style="display:none" id="secured_by_plaid"><img src="{{ URL::to('images/plaid-logowhite.svg') }}">{{ trans('texts.secured_by_plaid') }}</a>
+    <script src="https://cdn.plaid.com/link/stable/link-initialize.js"></script>
+    @endif
 @stop

resources/views/payments/payment_css.blade.php

@@ -113,8 +113,6 @@ header h3 em {
     color: #eb8039;
 }
 
-
-
 .secure {
     text-align: right;
     float: right;
@@ -136,6 +134,80 @@ header h3 em {
     text-transform: uppercase;
 }
 
+#plaid_link_button img {
+    height:30px;
+    vertical-align:-7px;
+    margin-right:5px;
+}
 
+#plaid_link_button:hover img,
+#plaid_link_button .hoverimg{
+    display:none;
+}
+
+#plaid_link_button:hover .hoverimg{
+    display:inline;
+}
+
+#plaid_link_button {
+    width:425px;
+    border-color:#2A5A74;
+    color:#2A5A74;
+}
+
+#plaid_link_button:hover {
+    width:425px;
+    background-color:#2A5A74;
+    color:#fff;
+}
+
+#plaid_or,
+#plaid_container {
+    text-align:center
+}
+
+#plaid_or span{
+    background:#fff;
+    position:relative;
+    bottom:-11px;
+    font-size:125%;
+    padding:0 10px;
+}
+
+#plaid_or {
+    border-bottom:1px solid #000;
+    margin:10px 0 30px;
+}
+
+#secured_by_plaid{
+    position:fixed;
+    z-index:999999999;
+    bottom:5px;
+    left:5px;
+    color:#fff;
+    border:1px solid #fff;
+    padding:3px 7px 3px 3px;
+    border-radius:3px;
+    vertical-align:-5px;
+    text-decoration: none!important;
+}
+#secured_by_plaid img{
+    height:20px;
+    margin-right:5px;
+}
+
+#secured_by_plaid:hover{
+    background-color:#2A5A74;
+}
+
+#plaid_linked{
+    margin:40px 0;
+    display:none;
+}
+
+#plaid_linked_status {
+    margin-bottom:10px;
+    font-size:150%;
+}
 
 </style>