1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/* |
4
|
|
|
* Cart module for Yii2 |
5
|
|
|
* |
6
|
|
|
* @link https://github.com/hiqdev/yii2-cart |
7
|
|
|
* @package yii2-cart |
8
|
|
|
* @license BSD-3-Clause |
9
|
|
|
* @copyright Copyright (c) 2015-2016, HiQDev (http://hiqdev.com/) |
10
|
|
|
*/ |
11
|
|
|
|
12
|
|
|
namespace hiqdev\yii2\cart; |
13
|
|
|
|
14
|
|
|
use hipanel\modules\finance\cart\AbstractCartPosition; |
15
|
|
|
use Yii; |
16
|
|
|
use yii\base\Event; |
17
|
|
|
use yz\shoppingcart\CartActionEvent; |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* Class ShoppingCart. |
21
|
|
|
* @property AbstractCartPosition[] $positions |
22
|
|
|
*/ |
23
|
|
|
class ShoppingCart extends \yz\shoppingcart\ShoppingCart |
24
|
|
|
{ |
25
|
|
|
/** |
26
|
|
|
* @var AbstractCartPosition[] |
27
|
|
|
* TODO make local AbstractCartPosition |
28
|
|
|
*/ |
29
|
|
|
protected $_positions = []; |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* The cart module. |
33
|
|
|
*/ |
34
|
|
|
public $module; |
35
|
|
|
|
36
|
|
|
/** |
37
|
|
|
* @return integer |
38
|
|
|
*/ |
39
|
1 |
|
public function getCount() |
40
|
|
|
{ |
41
|
1 |
|
return count($this->_positions); |
42
|
|
|
} |
43
|
|
|
|
44
|
1 |
|
public function getQuantity() |
45
|
|
|
{ |
46
|
1 |
|
$count = 0; |
47
|
1 |
|
foreach ($this->_positions as $position) { |
48
|
1 |
|
$count += $position->getQuantity(); |
49
|
|
|
} |
50
|
|
|
|
51
|
1 |
|
return $count; |
52
|
|
|
} |
53
|
|
|
|
54
|
2 |
|
public function getSubtotal() |
55
|
|
|
{ |
56
|
2 |
|
return $this->getCost(false); |
57
|
|
|
} |
58
|
|
|
|
59
|
2 |
|
public function getTotal() |
60
|
|
|
{ |
61
|
2 |
|
return $this->getCost(true); |
62
|
|
|
} |
63
|
|
|
|
64
|
1 |
|
public function getDiscount() |
65
|
|
|
{ |
66
|
1 |
|
return $this->getTotal() - $this->getSubtotal(); |
67
|
|
|
} |
68
|
|
|
|
69
|
1 |
|
public function formatCurrency($sum, $currency = null) |
70
|
|
|
{ |
71
|
1 |
|
return $sum !== null ? Yii::$app->formatter->format($sum, ['currency', $currency ?? $this->getCurrency()]) : '--'; |
72
|
|
|
} |
73
|
|
|
|
74
|
|
|
/** |
75
|
|
|
* Sets cart from serialized string |
76
|
|
|
* @param string $serialized |
77
|
|
|
*/ |
78
|
|
|
public function setSerialized($serialized) |
79
|
|
|
{ |
80
|
|
|
try { |
81
|
|
|
parent::setSerialized($serialized); |
82
|
|
|
} catch (\Exception $e) { |
83
|
|
|
Yii::error('Failed to unserlialize cart: ' . $e->getMessage(), __METHOD__); |
84
|
|
|
$this->_positions = []; |
85
|
|
|
$this->saveToSession(); |
86
|
|
|
} |
87
|
|
|
} |
88
|
|
|
|
89
|
|
|
/** |
90
|
|
|
* Checks whether any of cart positions has error in `id` attribute. |
91
|
|
|
* @return boolean |
92
|
|
|
*/ |
93
|
|
|
public function hasErrors() |
94
|
|
|
{ |
95
|
|
|
foreach ($this->_positions as $position) { |
96
|
|
|
if ($position->hasErrors('id')) { |
97
|
|
|
return true; |
98
|
|
|
} |
99
|
|
|
} |
100
|
|
|
|
101
|
|
|
return false; |
102
|
|
|
} |
103
|
|
|
|
104
|
|
|
/** |
105
|
|
|
* @param CartPositionInterface[] $positions |
106
|
|
|
*/ |
107
|
|
|
public function putPositions($positions) |
108
|
|
|
{ |
109
|
|
|
foreach ($positions as $position) { |
110
|
|
|
if (isset($this->_positions[$position->getId()])) { |
111
|
|
|
if ($position instanceof DontIncrementQuantityWhenAlreadyInCart) { |
112
|
|
|
continue; |
113
|
|
|
} |
114
|
|
|
$existingPosition = $this->_positions[$position->getId()]; |
115
|
|
|
$existingPosition->setQuantity($existingPosition->getQuantity() + 1); |
116
|
|
|
} else { |
117
|
|
|
if ($position->getQuantity() <= 0) { |
118
|
|
|
$position->setQuantity(1); |
119
|
|
|
} |
120
|
|
|
$this->_positions[$position->getId()] = $position; |
121
|
|
|
} |
122
|
|
|
} |
123
|
|
|
|
124
|
|
|
$this->trigger(self::EVENT_CART_CHANGE, new CartActionEvent([ |
125
|
|
|
'action' => CartActionEvent::ACTION_POSITION_PUT, |
126
|
|
|
])); |
127
|
|
|
if ($this->storeInSession) |
128
|
|
|
$this->saveToSession(); |
129
|
|
|
} |
130
|
|
|
|
131
|
|
|
public function getCurrency(): ?string |
132
|
|
|
{ |
133
|
|
|
if (!empty($this->_positions)) { |
134
|
|
|
return reset($this->_positions)->currency; |
135
|
|
|
} |
136
|
|
|
|
137
|
|
|
return Yii::$app->params['currency']; |
138
|
|
|
} |
139
|
|
|
|
140
|
|
|
/** |
141
|
|
|
* @return array |
142
|
|
|
*/ |
143
|
|
|
public function getAdditionalLinks(): array |
144
|
|
|
{ |
145
|
|
|
$links = []; |
146
|
|
|
$positions = $this->_positions; |
147
|
|
|
if (empty($positions)) { |
148
|
|
|
return $links; |
149
|
|
|
} |
150
|
|
|
|
151
|
|
|
foreach ($positions as $position) { |
152
|
|
|
$additionalLinks = $position->getAdditionalLinks(); |
153
|
|
|
if (!empty($additionalLinks)) { |
154
|
|
|
foreach ($additionalLinks as $link) { |
155
|
|
|
[$url, $label] = $link; |
|
|
|
|
156
|
|
|
if ($url && $label && !isset($links[$url])) { |
157
|
|
|
$links[$url] = $label; |
158
|
|
|
} |
159
|
|
|
} |
160
|
|
|
} |
161
|
|
|
} |
162
|
|
|
|
163
|
|
|
return $links; |
164
|
|
|
} |
165
|
|
|
|
166
|
|
|
/** |
167
|
|
|
* @var CartActionEvent[]|null |
168
|
|
|
*/ |
169
|
|
|
private $_accumulatedEvents; |
170
|
|
|
public function trigger($name, Event $event = null) |
171
|
|
|
{ |
172
|
|
|
if (is_array($this->_accumulatedEvents)) { |
173
|
|
|
\Yii::info("Shopping cart accumulates event $name"); |
174
|
|
|
$this->_accumulatedEvents[] = [$name, $event]; |
175
|
|
|
} else { |
176
|
|
|
parent::trigger($name, $event); |
177
|
|
|
} |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
/** |
181
|
|
|
* Runs $closure and accumulates all events occurred during $closure run. |
182
|
|
|
* Events get released immediately after a success $closure run. |
183
|
|
|
* |
184
|
|
|
* The method can be used to prevent useless calculations that happen after |
185
|
|
|
* bunch of similar updates on a cart. |
186
|
|
|
* |
187
|
|
|
* @param \Closure $closure |
188
|
|
|
*/ |
189
|
|
|
public function accumulateEvents(\Closure $closure): void |
190
|
|
|
{ |
191
|
|
|
$this->_accumulatedEvents = []; |
192
|
|
|
try { |
193
|
|
|
$closure(); |
194
|
|
|
$events = $this->_accumulatedEvents; |
195
|
|
|
$this->_accumulatedEvents = null; |
196
|
|
|
foreach ($events as [$name, $event]) { |
197
|
|
|
\Yii::info("Releases event $name"); |
|
|
|
|
198
|
|
|
$this->trigger($name, $event); |
|
|
|
|
199
|
|
|
} |
200
|
|
|
} finally { |
201
|
|
|
$this->_accumulatedEvents = null; |
202
|
|
|
} |
203
|
|
|
} |
204
|
|
|
} |
205
|
|
|
|
This check marks access to variables or properties that have not been declared yet. While PHP has no explicit notion of declaring a variable, accessing it before a value is assigned to it is most likely a bug.