cart.php
2 days ago
discount.php
2 days ago
index.html
2 days ago
item.php
2 days ago
option.php
2 days ago
utils.php
2 days ago
utils.php
242 lines
| 1 | <?php |
| 2 | /** |
| 3 | * @package VikAppointments |
| 4 | * @subpackage core |
| 5 | * @author E4J s.r.l. |
| 6 | * @copyright Copyright (C) 2021 E4J s.r.l. All Rights Reserved. |
| 7 | * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL |
| 8 | * @link https://vikwp.com |
| 9 | */ |
| 10 | |
| 11 | // No direct access |
| 12 | defined('ABSPATH') or die('No script kiddies please!'); |
| 13 | |
| 14 | /** |
| 15 | * Helper class used to manipulate the items within the cart. |
| 16 | * |
| 17 | * @since 1.6 |
| 18 | */ |
| 19 | abstract class VAPCartUtils |
| 20 | { |
| 21 | /** |
| 22 | * Sorts the items by service and checkin date. |
| 23 | * |
| 24 | * @param array $items The items to sort. |
| 25 | * |
| 26 | * @return array The sorted items. |
| 27 | * |
| 28 | * @uses quicksort() |
| 29 | */ |
| 30 | public static function sortItemsByServiceDate($items) |
| 31 | { |
| 32 | return self::quicksort($items); |
| 33 | } |
| 34 | |
| 35 | /** |
| 36 | * Returns the total cost of all the appointments for the given service. |
| 37 | * |
| 38 | * @param array $items The items list. |
| 39 | * @param integer $id The service ID. |
| 40 | * |
| 41 | * @return float The resulting total cost. |
| 42 | */ |
| 43 | public static function getServiceTotalCost($items, $id) |
| 44 | { |
| 45 | $price = 0; |
| 46 | |
| 47 | for ($i = 0; $i < count($items); $i++) |
| 48 | { |
| 49 | if ($items[$i]->getServiceID() == $id) |
| 50 | { |
| 51 | $price += $items[$i]->getTotalCost(); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | return $price; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Categorizes the items array by service. |
| 60 | * |
| 61 | * @param array $items The items list. |
| 62 | * |
| 63 | * @return array The grouped items. |
| 64 | * |
| 65 | * @since 1.6 |
| 66 | */ |
| 67 | public static function groupItemsByService(array $items) |
| 68 | { |
| 69 | $groups = array(); |
| 70 | |
| 71 | foreach ($items as $item) |
| 72 | { |
| 73 | $id_service = $item->getServiceID(); |
| 74 | |
| 75 | if (!isset($groups[$id_service])) |
| 76 | { |
| 77 | $groups[$id_service] = array( |
| 78 | 'id' => $id_service, |
| 79 | 'name' => $item->getName(), |
| 80 | 'total' => self::getServiceTotalCost($items, $id_service), |
| 81 | 'items' => array(), |
| 82 | ); |
| 83 | } |
| 84 | |
| 85 | $groups[$id_service]['items'][] = $item; |
| 86 | } |
| 87 | |
| 88 | return $groups; |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Scans the cart items to check whether the booked appointments |
| 93 | * have been assigned to the same employee. |
| 94 | * |
| 95 | * @param array $items A list of items. |
| 96 | * |
| 97 | * @return boolean True if the same employee, false otherwise. |
| 98 | * |
| 99 | * @since 1.7 |
| 100 | */ |
| 101 | public static function isSameEmployee($items) |
| 102 | { |
| 103 | if (!$items) |
| 104 | { |
| 105 | // no specified items |
| 106 | return false; |
| 107 | } |
| 108 | |
| 109 | // make sure the employee has been selected |
| 110 | $same = $items[0]->getEmployeeID() > 0; |
| 111 | |
| 112 | // iterate for all the items length and automatically break when |
| 113 | // we find an employee not equals to the first one |
| 114 | for ($i = 1; $i < count($items) && $same; $i++) |
| 115 | { |
| 116 | $same = $items[$i]->getEmployeeID() == $items[0]->getEmployeeID(); |
| 117 | } |
| 118 | |
| 119 | return $same; |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * Extracts all the employees IDs that have been booked. |
| 124 | * |
| 125 | * @param array $items A list of items. |
| 126 | * |
| 127 | * @return array A list of employees. |
| 128 | * |
| 129 | * @since 1.7 |
| 130 | */ |
| 131 | public static function getEmployees($items) |
| 132 | { |
| 133 | $arr = array(); |
| 134 | |
| 135 | foreach ($items as $item) |
| 136 | { |
| 137 | $id_emp = $item->getEmployeeID(); |
| 138 | |
| 139 | // include employee ID only if not yet specified and not empty |
| 140 | if ($id_emp > 0 && !in_array($id_emp, $arr)) |
| 141 | { |
| 142 | $arr[] = $id_emp; |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | return $arr; |
| 147 | } |
| 148 | |
| 149 | /** |
| 150 | * Extracts all the services IDs that have been booked. |
| 151 | * |
| 152 | * @param array $items A list of items. |
| 153 | * |
| 154 | * @return array A list of services. |
| 155 | * |
| 156 | * @since 1.7 |
| 157 | */ |
| 158 | public static function getServices($items) |
| 159 | { |
| 160 | $arr = array(); |
| 161 | |
| 162 | foreach ($items as $item) |
| 163 | { |
| 164 | // include service ID only if not yet specified |
| 165 | if (!in_array($item->getServiceID(), $arr)) |
| 166 | { |
| 167 | $arr[] = $item->getServiceID(); |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | return $arr; |
| 172 | } |
| 173 | |
| 174 | /** |
| 175 | * Returns the total number of participants. The correct number |
| 176 | * will be returned only in case all the appointments within the |
| 177 | * cart contains the same number of attendees. |
| 178 | * |
| 179 | * @param array $items A list of items. |
| 180 | * |
| 181 | * @return integer The attendees count. |
| 182 | * |
| 183 | * @since 1.7 |
| 184 | */ |
| 185 | public static function getAttendees($items) |
| 186 | { |
| 187 | if (!$items) |
| 188 | { |
| 189 | return 1; |
| 190 | } |
| 191 | |
| 192 | for ($i = 1; $i < count($items); $i++) |
| 193 | { |
| 194 | if ($items[$i]->getPeople() != $items[$i - 1]->getPeople()) |
| 195 | { |
| 196 | // at least 2 appointments have different attendees |
| 197 | return 1; |
| 198 | } |
| 199 | } |
| 200 | |
| 201 | // all the appointments share the same number of attendees |
| 202 | return $items[0]->getPeople(); |
| 203 | } |
| 204 | |
| 205 | /** |
| 206 | * Sorts the cart items using QuickSort method. |
| 207 | * |
| 208 | * @param array $items The items to sort. |
| 209 | * |
| 210 | * @return array The sorted items. |
| 211 | * |
| 212 | * @since 1.6 |
| 213 | */ |
| 214 | private static function quicksort($items) |
| 215 | { |
| 216 | usort($items, function($a, $b) |
| 217 | { |
| 218 | if ($a->getServiceID() > $b->getServiceID()) |
| 219 | { |
| 220 | return 1; |
| 221 | } |
| 222 | else if ($a->getServiceID() < $b->getServiceID()) |
| 223 | { |
| 224 | return -1; |
| 225 | } |
| 226 | |
| 227 | if ($a->getCheckinTimestamp() > $b->getCheckinTimestamp()) |
| 228 | { |
| 229 | return 1; |
| 230 | } |
| 231 | else if ($a->getCheckinTimestamp() < $b->getCheckinTimestamp()) |
| 232 | { |
| 233 | return -1; |
| 234 | } |
| 235 | |
| 236 | return 0; |
| 237 | }); |
| 238 | |
| 239 | return $items; |
| 240 | } |
| 241 | } |
| 242 |