1 | <?php |
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2 | |||
3 | namespace SilverShop\Checkout; |
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4 | |||
5 | use ErrorException; |
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6 | use Exception; |
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7 | use SilverShop\Cart\ShoppingCart; |
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8 | use SilverShop\Extension\OrderManipulationExtension; |
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9 | use SilverShop\Extension\ShopConfigExtension; |
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10 | use SilverShop\Model\Order; |
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11 | use SilverShop\ShopTools; |
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12 | use SilverStripe\Control\Controller; |
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13 | use SilverStripe\Core\Config\Config_ForClass; |
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14 | use SilverStripe\Core\Config\Configurable; |
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15 | use SilverStripe\Core\Injector\Injectable; |
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16 | use SilverStripe\Omnipay\GatewayInfo; |
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17 | use SilverStripe\Omnipay\Model\Payment; |
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18 | use SilverStripe\Omnipay\Service\ServiceFactory; |
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19 | use SilverStripe\Omnipay\Service\ServiceResponse; |
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20 | use SilverStripe\ORM\DB; |
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21 | use SilverStripe\ORM\FieldType\DBDatetime; |
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22 | use SilverStripe\Security\Member; |
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23 | use SilverStripe\Security\Security; |
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24 | |||
25 | /** |
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26 | * Handles tasks to be performed on orders, particularly placing and processing/fulfilment. |
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27 | * Placing, Emailing Reciepts, Status Updates, Printing, Payments - things you do with a completed order. |
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28 | * |
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29 | * @package shop |
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30 | */ |
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31 | class OrderProcessor |
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32 | { |
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33 | use Injectable; |
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34 | use Configurable; |
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35 | |||
36 | /** |
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37 | * @var Order |
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38 | */ |
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39 | protected $order; |
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40 | |||
41 | /** |
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42 | * @var OrderEmailNotifier |
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43 | */ |
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44 | protected $notifier; |
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45 | |||
46 | /** |
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47 | * @var string |
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48 | */ |
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49 | protected $error; |
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50 | |||
51 | |||
52 | /** |
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53 | * Assign the order to a local variable |
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54 | * |
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55 | * @param Order $order |
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56 | */ |
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57 | public function __construct(Order $order) |
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58 | { |
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59 | $this->order = $order; |
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60 | $this->notifier = OrderEmailNotifier::create($order); |
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61 | } |
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62 | |||
63 | /** |
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64 | * URL to display success message to the user. |
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65 | * Happens after any potential offsite gateway redirects. |
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66 | * |
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67 | * @return String Relative URL |
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68 | */ |
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69 | public function getReturnUrl() |
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70 | { |
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71 | return $this->order->Link(); |
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72 | } |
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73 | |||
74 | /** |
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75 | * Create a payment model, and provide link to redirect to external gateway, |
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76 | * or redirect to order link. |
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77 | * |
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78 | * @param string $gateway the gateway to use |
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79 | * @param array $gatewaydata the data that should be passed to the gateway |
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80 | * @param string $successUrl (optional) return URL for successful payments. |
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81 | * If left blank, the default return URL will be |
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82 | * used @see getReturnUrl |
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83 | * @param string $cancelUrl (optional) return URL for cancelled/failed payments |
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84 | * |
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85 | * @return ServiceResponse|null |
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86 | * @throws \SilverStripe\Omnipay\Exception\InvalidConfigurationException |
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87 | */ |
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88 | public function makePayment($gateway, $gatewaydata = array(), $successUrl = null, $cancelUrl = null) |
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89 | { |
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90 | //create payment |
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91 | $payment = $this->createPayment($gateway); |
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92 | if (!$payment) { |
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93 | //errors have been stored. |
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94 | return null; |
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95 | } |
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96 | |||
97 | $payment->setSuccessUrl($successUrl ? $successUrl : $this->getReturnUrl()); |
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98 | |||
99 | // Explicitly set the cancel URL |
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100 | if ($cancelUrl) { |
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101 | $payment->setFailureUrl($cancelUrl); |
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102 | } |
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103 | |||
104 | // Create a payment service, by using the Service Factory. This will automatically choose an |
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105 | // AuthorizeService or PurchaseService, depending on Gateway configuration. |
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106 | // Set the user-facing success URL for redirects |
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107 | /** |
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108 | * @var ServiceFactory $factory |
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109 | */ |
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110 | $factory = ServiceFactory::create(); |
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111 | $service = $factory->getService($payment, ServiceFactory::INTENT_PAYMENT); |
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112 | |||
113 | // Initiate payment, get the result back |
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114 | try { |
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115 | $serviceResponse = $service->initiate($this->getGatewayData($gatewaydata)); |
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116 | } catch (\SilverStripe\Omnipay\Exception\Exception $ex) { |
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117 | // error out when an exception occurs |
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118 | $this->error($ex->getMessage()); |
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119 | return null; |
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120 | } |
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121 | |||
122 | // Check if the service response itself contains an error |
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123 | if ($serviceResponse->isError()) { |
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124 | if ($opResponse = $serviceResponse->getOmnipayResponse()) { |
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125 | $this->error($opResponse->getMessage()); |
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126 | } else { |
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127 | $this->error('An unspecified payment error occurred. Please check the payment messages.'); |
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128 | } |
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129 | } |
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130 | |||
131 | // For an OFFSITE payment, serviceResponse will now contain a redirect |
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132 | // For an ONSITE payment, ShopPayment::onCaptured will have been called, which will have called completePayment |
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133 | |||
134 | return $serviceResponse; |
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135 | } |
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136 | |||
137 | /** |
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138 | * Map shop data to omnipay fields |
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139 | * |
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140 | * @param array $customData Usually user submitted data. |
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141 | * |
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142 | * @return array |
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143 | */ |
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144 | protected function getGatewayData($customData) |
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145 | { |
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146 | $shipping = $this->order->getShippingAddress(); |
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147 | $billing = $this->order->getBillingAddress(); |
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148 | |||
149 | $numPayments = Payment::get() |
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150 | ->filter(array('OrderID' => $this->order->ID)) |
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151 | ->count() - 1; |
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152 | |||
153 | $transactionId = $this->order->Reference . ($numPayments > 0 ? "-$numPayments" : ''); |
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154 | |||
155 | return array_merge( |
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156 | $customData, |
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157 | array( |
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158 | 'transactionId' => $transactionId, |
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159 | 'firstName' => $this->order->FirstName, |
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160 | 'lastName' => $this->order->Surname, |
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161 | 'email' => $this->order->Email, |
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162 | 'company' => $this->order->Company, |
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163 | 'billingAddress1' => $billing->Address, |
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164 | 'billingAddress2' => $billing->AddressLine2, |
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165 | 'billingCity' => $billing->City, |
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166 | 'billingPostcode' => $billing->PostalCode, |
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167 | 'billingState' => $billing->State, |
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168 | 'billingCountry' => $billing->Country, |
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169 | 'billingPhone' => $billing->Phone, |
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170 | 'shippingAddress1' => $shipping->Address, |
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171 | 'shippingAddress2' => $shipping->AddressLine2, |
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172 | 'shippingCity' => $shipping->City, |
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173 | 'shippingPostcode' => $shipping->PostalCode, |
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174 | 'shippingState' => $shipping->State, |
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175 | 'shippingCountry' => $shipping->Country, |
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176 | 'shippingPhone' => $shipping->Phone, |
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177 | ) |
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178 | ); |
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179 | } |
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180 | |||
181 | /** |
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182 | * Create a new payment for an order |
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183 | */ |
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184 | public function createPayment($gateway) |
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185 | { |
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186 | if (!GatewayInfo::isSupported($gateway)) { |
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187 | $this->error( |
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188 | _t( |
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189 | __CLASS__ . ".InvalidGateway", |
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190 | "`{gateway}` isn't a valid payment gateway.", |
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191 | 'gateway is the name of the payment gateway', |
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192 | array('gateway' => $gateway) |
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193 | ) |
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194 | ); |
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195 | return false; |
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196 | } |
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197 | if (!$this->order->canPay(Security::getCurrentUser())) { |
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198 | $this->error(_t(__CLASS__ . ".CantPay", "Order can't be paid for.")); |
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199 | return false; |
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200 | } |
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201 | $payment = Payment::create()->init( |
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202 | $gateway, |
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203 | $this->order->TotalOutstanding(true), |
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204 | ShopConfigExtension::config()->base_currency |
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205 | ); |
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206 | $this->order->Payments()->add($payment); |
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207 | return $payment; |
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208 | } |
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209 | |||
210 | /** |
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211 | * Complete payment processing |
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212 | * - send receipt |
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213 | * - update order status accordingling |
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214 | * - fire event hooks |
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215 | */ |
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216 | public function completePayment() |
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217 | { |
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218 | if (!$this->order->IsPaid()) { |
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219 | |||
220 | $this->order->extend('onPayment'); //a payment has been made |
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221 | //place the order, if not already placed |
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222 | if ($this->canPlace($this->order)) { |
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223 | $this->placeOrder(); |
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224 | } else { |
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225 | if ($this->order->Locale) { |
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226 | ShopTools::install_locale($this->order->Locale); |
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227 | } |
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228 | } |
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229 | |||
230 | if (($this->order->GrandTotal() > 0 && $this->order->TotalOutstanding(false) <= 0) |
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231 | // Zero-dollar order (e.g. paid with loyalty points) |
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232 | || ($this->order->GrandTotal() == 0 && Order::config()->allow_zero_order_total) |
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233 | ) { |
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234 | //set order as paid |
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235 | $this->order->Status = 'Paid'; |
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236 | $this->order->write(); |
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237 | } |
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238 | } |
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239 | } |
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240 | |||
241 | /** |
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242 | * Determine if an order can be placed. |
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243 | * |
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244 | * @param boolean $order |
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245 | */ |
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246 | public function canPlace(Order $order) |
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247 | { |
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248 | if (!$order) { |
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249 | $this->error(_t(__CLASS__ . ".NoOrder", "Order does not exist.")); |
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250 | return false; |
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251 | } |
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252 | //order status is applicable |
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253 | if (!$order->IsCart()) { |
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254 | $this->error(_t(__CLASS__ . ".NotCart", "Order is not a cart.")); |
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255 | return false; |
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256 | } |
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257 | //order has products |
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258 | if ($order->Items()->Count() <= 0) { |
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259 | $this->error(_t(__CLASS__ . ".NoItems", "Order has no items.")); |
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260 | return false; |
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261 | } |
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262 | |||
263 | return true; |
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264 | } |
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265 | |||
266 | /** |
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267 | * Takes an order from being a cart to awaiting payment. |
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268 | * |
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269 | * @return boolean - success/failure |
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270 | */ |
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271 | public function placeOrder() |
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272 | { |
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273 | if (!$this->order) { |
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274 | $this->error(_t(__CLASS__ . ".NoOrderStarted", "A new order has not yet been started.")); |
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275 | return false; |
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276 | } |
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277 | if (!$this->canPlace($this->order)) { //final cart validation |
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278 | return false; |
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279 | } |
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280 | |||
281 | if ($this->order->Locale) { |
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282 | ShopTools::install_locale($this->order->Locale); |
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283 | } |
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284 | |||
285 | if (DB::get_conn()->supportsTransactions()) { |
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286 | DB::get_conn()->transactionStart(); |
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287 | } |
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288 | |||
289 | //update status |
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290 | if ($this->order->TotalOutstanding(false)) { |
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291 | $this->order->Status = 'Unpaid'; |
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292 | } else { |
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293 | $this->order->Status = 'Paid'; |
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294 | } |
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295 | |||
296 | if (!$this->order->Placed) { |
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297 | $this->order->Placed = DBDatetime::now()->Rfc2822(); //record placed order datetime |
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298 | if ($request = Controller::curr()->getRequest()) { |
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299 | $this->order->IPAddress = $request->getIP(); //record client IP |
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300 | } |
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301 | } |
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302 | |||
303 | // Add an error handler that throws an exception upon error, so that we can catch errors as exceptions |
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304 | // in the following block. |
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305 | set_error_handler( |
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306 | function ($severity, $message, $file, $line) { |
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307 | throw new ErrorException($message, 0, $severity, $file, $line); |
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308 | }, |
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309 | E_ALL & ~(E_STRICT | E_NOTICE | E_DEPRECATED | E_USER_DEPRECATED) |
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310 | ); |
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311 | |||
312 | try { |
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313 | //re-write all attributes and modifiers to make sure they are up-to-date before they can't be changed again |
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314 | $items = $this->order->Items(); |
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315 | if ($items->exists()) { |
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316 | foreach ($items as $item) { |
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317 | $item->onPlacement(); |
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318 | $item->write(); |
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319 | } |
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320 | } |
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321 | $modifiers = $this->order->Modifiers(); |
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322 | if ($modifiers->exists()) { |
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323 | foreach ($modifiers as $modifier) { |
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324 | $modifier->write(); |
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325 | } |
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326 | } |
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327 | //add member to order & customers group |
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328 | if ($member = Security::getCurrentUser()) { |
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329 | if (!$this->order->MemberID) { |
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330 | $this->order->MemberID = $member->ID; |
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331 | } |
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332 | $cgroup = ShopConfigExtension::current()->CustomerGroup(); |
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333 | if ($cgroup->exists()) { |
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334 | $member->Groups()->add($cgroup); |
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335 | } |
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336 | } |
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337 | //allow decorators to do stuff when order is saved. |
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338 | $this->order->extend('onPlaceOrder'); |
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339 | $this->order->write(); |
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340 | } catch (Exception $ex) { |
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341 | // Rollback the transaction if an error occurred |
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342 | if (DB::get_conn()->supportsTransactions()) { |
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343 | DB::get_conn()->transactionRollback(); |
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344 | } |
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345 | $this->error($ex->getMessage()); |
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346 | return false; |
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347 | } finally { |
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348 | // restore the error handler, no matter what |
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349 | restore_error_handler(); |
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350 | } |
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351 | |||
352 | // Everything went through fine, complete the transaction |
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353 | if (DB::get_conn()->supportsTransactions()) { |
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354 | DB::get_conn()->transactionEnd(); |
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355 | } |
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356 | |||
357 | //remove from session |
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358 | ShoppingCart::singleton()->clear(false); |
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359 | /* |
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360 | $cart = ShoppingCart::curr(); |
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361 | if ($cart && $cart->ID == $this->order->ID) { |
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362 | // clear the cart, but don't write the order in the process (order is finalized and should NOT be overwritten) |
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363 | } |
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364 | */ |
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365 | |||
366 | //send confirmation if configured and receipt hasn't been sent |
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367 | if (self::config()->send_confirmation |
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368 | && !$this->order->ReceiptSent |
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369 | ) { |
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370 | $this->notifier->sendConfirmation(); |
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371 | } |
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372 | |||
373 | //notify admin, if configured |
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374 | if (self::config()->send_admin_notification) { |
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375 | $this->notifier->sendAdminNotification(); |
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376 | } |
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377 | |||
378 | // Save order reference to session |
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379 | OrderManipulationExtension::add_session_order($this->order); |
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380 | |||
381 | return true; //report success |
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382 | } |
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383 | |||
384 | /** |
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385 | * @return Order |
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386 | */ |
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387 | public function getOrder() |
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388 | { |
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389 | return $this->order; |
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390 | } |
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391 | |||
392 | public function getError() |
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393 | { |
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394 | return $this->error; |
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395 | } |
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396 | |||
397 | protected function error($message) |
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398 | { |
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399 | $this->error = $message; |
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400 | } |
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401 | } |
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402 |