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1 | <?php |
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2 | /** |
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3 | * Finance module for HiPanel |
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4 | * |
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5 | * @link https://github.com/hiqdev/hipanel-module-finance |
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6 | * @package hipanel-module-finance |
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7 | * @license BSD-3-Clause |
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8 | * @copyright Copyright (c) 2015-2019, HiQDev (http://hiqdev.com/) |
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9 | */ |
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10 | |||
11 | namespace hipanel\modules\finance\cart; |
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12 | |||
13 | use hiqdev\yii2\cart\ShoppingCart; |
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14 | use Yii; |
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15 | use yii\base\BaseObject; |
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16 | |||
17 | class CartFinisher extends BaseObject |
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18 | { |
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19 | /** |
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20 | * @var ShoppingCart |
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21 | */ |
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22 | public $cart; |
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23 | |||
24 | /** |
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25 | * @var PurchaseStrategyInterface[] |
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26 | */ |
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27 | protected $purchasers = []; |
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28 | |||
29 | /** |
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30 | * @var AbstractPurchase[] array of successful purchases |
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31 | */ |
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32 | protected $_success = []; |
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33 | |||
34 | /** |
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35 | * @var ErrorPurchaseException[] array of failed purchases |
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36 | */ |
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37 | protected $_error = []; |
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38 | |||
39 | /** |
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40 | * @var PendingPurchaseException[] array of purchases that are pending |
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41 | */ |
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42 | protected $_pending = []; |
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43 | |||
44 | /** |
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45 | * Getter for array of successful purchases. |
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46 | * @return AbstractPurchase[] |
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47 | */ |
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48 | public function getSuccess() |
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49 | { |
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50 | return $this->_success; |
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51 | } |
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52 | |||
53 | /** |
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54 | * Getter for array of failed purchases. |
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55 | * @return ErrorPurchaseException[] |
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56 | */ |
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57 | public function getError() |
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58 | { |
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59 | return $this->_error; |
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60 | } |
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61 | |||
62 | /** |
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63 | * Getter for array of failed purchases. |
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64 | * @return PendingPurchaseException[] |
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65 | */ |
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66 | public function getPending() |
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67 | { |
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68 | return $this->_pending; |
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69 | } |
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70 | |||
71 | /** |
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72 | * Runs the purchase. |
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73 | * Purchases the positions in the [[cart]]. |
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74 | */ |
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75 | public function run() |
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76 | { |
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77 | if ($this->cart->isEmpty) { |
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78 | return; |
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79 | } |
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80 | |||
81 | $this->ensureCanBeFinished(); |
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82 | $this->createPurchasers(); |
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83 | |||
84 | foreach ($this->purchasers as $purchaser) { |
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85 | $purchaser->run(); |
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86 | |||
87 | $this->_success = array_merge($this->_success, $purchaser->getSuccessPurchases()); |
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88 | foreach ($purchaser->getSuccessPurchases() as $purchase) { |
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89 | $this->cart->remove($purchase->position); |
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90 | } |
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91 | $this->_pending = array_merge($this->_pending, $purchaser->getPendingPurchaseExceptions()); |
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92 | foreach ($purchaser->getPendingPurchaseExceptions() as $exception) { |
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93 | $this->cart->remove($exception->position); |
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94 | } |
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95 | $this->_error = array_merge($this->_error, $purchaser->getErrorPurchaseExceptions()); |
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96 | } |
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97 | } |
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98 | |||
99 | protected function ensureCanBeFinished() |
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100 | { |
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101 | /** @var PositionPurchasabilityValidatorInterface[] $validators */ |
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102 | $validators = []; |
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103 | |||
104 | foreach ($this->cart->positions as $position) { |
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105 | $purchase = $position->getPurchaseModel(); |
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106 | |||
107 | foreach ($purchase->getPurchasabilityRules() as $validator) { |
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108 | if (!isset($validators[$validator])) { |
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109 | $validators[$validator] = Yii::createObject($validator); |
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110 | } |
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111 | } |
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112 | } |
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113 | |||
114 | try { |
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115 | foreach ($validators as $validator) { |
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116 | $validator->validate($this->cart->positions); |
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117 | } |
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118 | } catch (NotPurchasablePositionException $e) { |
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119 | $e->resolve(); |
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0 ignored issues
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120 | } |
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121 | } |
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122 | |||
123 | protected function createPurchasers() |
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124 | { |
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125 | foreach ($this->cart->positions as $position) { |
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126 | if ($position instanceof BatchPurchasablePositionInterface) { |
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127 | $purchaser = $this->getPurchaser(get_class($position), $position->getBatchPurchaseStrategyClass()); |
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128 | } else { |
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129 | $purchaser = $this->getPurchaser(get_class($position), OneByOnePurchaseStrategy::class); |
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130 | } |
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131 | |||
132 | $purchaser->addPosition($position); |
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133 | } |
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134 | } |
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135 | |||
136 | /** |
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137 | * @param string $positionClass |
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138 | * @param string $purchaserClass |
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139 | * @return PurchaseStrategyInterface |
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140 | */ |
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141 | protected function getPurchaser($positionClass, $purchaserClass) |
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142 | { |
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143 | if (!isset($this->purchasers[$positionClass])) { |
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144 | $this->purchasers[$positionClass] = new $purchaserClass($this->cart); |
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145 | } |
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146 | |||
147 | return $this->purchasers[$positionClass]; |
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148 | } |
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149 | } |
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150 |
PHP Analyzer performs a side-effects analysis of your code. A side-effect is basically anything that might be visible after the scope of the method is left.
Let’s take a look at an example:
If we look at the
getEmail()
method, we can see that it has no side-effect. Whether you call this method or not, no future calls to other methods are affected by this. As such code as the following is useless:On the hand, if we look at the
setEmail()
, this method _has_ side-effects. In the following case, we could not remove the method call: