| @@ -1,38 +1,297 @@ | ||
| 1 | -<?php namespace TierPricingTable; | |
| 2 | - | |
| 3 | -class PriceManager{ | |
| 4 | - | |
| 5 | - /** | |
| 6 | - * Return price rules or empty array if not exist rules | |
| 7 | - * | |
| 8 | - * @param $product_id | |
| 9 | - * @return array | |
| 10 | - */ | |
| 11 | - static function getPriceRules($product_id) | |
| 12 | - { | |
| 13 | - $rules = get_post_meta($product_id, '_price_rules', true); | |
| 14 | - $rules = empty($rules) ? [] : $rules; | |
| 15 | - | |
| 16 | - ksort($rules ); | |
| 17 | - | |
| 18 | - return $rules; | |
| 19 | - } | |
| 20 | - | |
| 21 | - /** | |
| 22 | - * @param int $quantity | |
| 23 | - * @param int $product_id | |
| 24 | - * @return bool|float|int | |
| 25 | - */ | |
| 26 | - public static function getPriceByRules($quantity, $product_id){ | |
| 27 | - | |
| 28 | - $rules = self::getPriceRules($product_id); | |
| 29 | - | |
| 30 | - foreach(array_reverse($rules, true) as $_amount => $price){ | |
| 31 | - if($_amount <= $quantity) { | |
| 32 | - return $price; | |
| 33 | - } | |
| 34 | - } | |
| 35 | - | |
| 36 | - return false; | |
| 37 | - } | |
| 38 | -} | |
| 1 | +<?php | |
| 2 | + | |
| 3 | +namespace TierPricingTable; | |
| 4 | + | |
| 5 | +use WC_Product; | |
| 6 | +class PriceManager { | |
| 7 | + protected static $pricingRules = array(); | |
| 8 | + | |
| 9 | + public static function getFixedPriceRules( $productId, string $context = 'view' ) : array { | |
| 10 | + return self::getPriceRules( $productId, 'fixed', $context ); | |
| 11 | + } | |
| 12 | + | |
| 13 | + public static function getPercentagePriceRules( $productId, string $context = 'view' ) : array { | |
| 14 | + return self::getPriceRules( $productId, 'percentage', $context ); | |
| 15 | + } | |
| 16 | + | |
| 17 | + public static function getPriceRules( $productId, ?string $type = null, string $context = 'view' ) : array { | |
| 18 | + $type = ( $type ? $type : self::getPricingType( $productId, 'fixed', $context ) ); | |
| 19 | + if ( 'fixed' === $type ) { | |
| 20 | + $rules = (array) get_post_meta( $productId, '_fixed_price_rules', true ); | |
| 21 | + } else { | |
| 22 | + $rules = (array) get_post_meta( $productId, '_percentage_price_rules', true ); | |
| 23 | + } | |
| 24 | + $rules = array_map( function ( $price ) { | |
| 25 | + return floatval( $price ); | |
| 26 | + }, $rules ); | |
| 27 | + $rules = ( !empty( $rules ) ? array_filter( $rules ) : array() ); | |
| 28 | + ksort( $rules ); | |
| 29 | + if ( 'edit' !== $context ) { | |
| 30 | + $rules = apply_filters( | |
| 31 | + 'tiered_pricing_table/price/product_price_rules', | |
| 32 | + $rules, | |
| 33 | + $productId, | |
| 34 | + $type | |
| 35 | + ); | |
| 36 | + } | |
| 37 | + return array_filter( $rules, function ( $quantity ) { | |
| 38 | + return intval( $quantity ) > 1; | |
| 39 | + }, ARRAY_FILTER_USE_KEY ); | |
| 40 | + } | |
| 41 | + | |
| 42 | + /** | |
| 43 | + * Get price by product quantity | |
| 44 | + * | |
| 45 | + * @param int $quantity | |
| 46 | + * @param int $productId | |
| 47 | + * @param ?string $context | |
| 48 | + * @param ?string $place | |
| 49 | + * @param bool $withTaxes | |
| 50 | + * @param ?PricingRule $pricingRule | |
| 51 | + * @param bool $roundPrice | |
| 52 | + * | |
| 53 | + * @return bool|float|int | |
| 54 | + */ | |
| 55 | + public static function getPriceByRules( | |
| 56 | + $quantity, | |
| 57 | + $productId, | |
| 58 | + $context = 'view', | |
| 59 | + $place = 'shop', | |
| 60 | + bool $withTaxes = true, | |
| 61 | + ?PricingRule $pricingRule = null, | |
| 62 | + ?bool $roundPrice = null | |
| 63 | + ) { | |
| 64 | + $pricingRule = ( $pricingRule ? $pricingRule : self::getPricingRule( $productId ) ); | |
| 65 | + $roundPrice = ( !is_null( $roundPrice ) ? $roundPrice : CalculationLogic::roundPrice() ); | |
| 66 | + foreach ( array_reverse( $pricingRule->getRules(), true ) as $_amount => $price ) { | |
| 67 | + if ( $_amount <= $quantity ) { | |
| 68 | + if ( $pricingRule->isPercentage() ) { | |
| 69 | + $product = wc_get_product( $productId ); | |
| 70 | + if ( $product ) { | |
| 71 | + $productPrice = self::getProductPriceWithPercentageDiscount( $product, $price, $context ); | |
| 72 | + } | |
| 73 | + } else { | |
| 74 | + $productPrice = $price; | |
| 75 | + } | |
| 76 | + if ( 'view' === $context && $withTaxes ) { | |
| 77 | + $product = wc_get_product( $productId ); | |
| 78 | + $productPrice = self::getPriceToDisplay( $productPrice, $product, $place ); | |
| 79 | + } | |
| 80 | + break; | |
| 81 | + } | |
| 82 | + } | |
| 83 | + $productPrice = $productPrice ?? false; | |
| 84 | + if ( $productPrice && apply_filters( 'tiered_pricing_table/price/round_price', $roundPrice ) ) { | |
| 85 | + $roundPrecision = (int) apply_filters( 'tiered_pricing_table/price/round_precision', max( 2, wc_get_price_decimals() ) ); | |
| 86 | + $productPrice = round( $productPrice, $roundPrecision ); | |
| 87 | + } | |
| 88 | + if ( 'edit' !== $context ) { | |
| 89 | + return apply_filters( | |
| 90 | + 'tiered_pricing_table/price/price_by_rules', | |
| 91 | + $productPrice, | |
| 92 | + $quantity, | |
| 93 | + $productId, | |
| 94 | + $context, | |
| 95 | + $place, | |
| 96 | + $pricingRule | |
| 97 | + ); | |
| 98 | + } | |
| 99 | + return $productPrice; | |
| 100 | + } | |
| 101 | + | |
| 102 | + /** | |
| 103 | + * Calculate displayed price depend on taxes | |
| 104 | + * | |
| 105 | + * @param float $price | |
| 106 | + * @param WC_Product $product | |
| 107 | + * @param ?string $displayContext | |
| 108 | + * | |
| 109 | + * @return ?float | |
| 110 | + */ | |
| 111 | + public static function getPriceToDisplay( $price, WC_Product $product, ?string $displayContext = 'shop' ) : ?float { | |
| 112 | + if ( wc_tax_enabled() ) { | |
| 113 | + $price = wc_get_price_to_display( $product, array( | |
| 114 | + 'price' => $price, | |
| 115 | + 'qty' => 1, | |
| 116 | + 'display_context' => $displayContext, | |
| 117 | + ) ); | |
| 118 | + } | |
| 119 | + return floatval( $price ); | |
| 120 | + } | |
| 121 | + | |
| 122 | + /** | |
| 123 | + * Calculate price using percentage discount | |
| 124 | + * | |
| 125 | + * @param float $price | |
| 126 | + * @param float $discount | |
| 127 | + * | |
| 128 | + * @return bool|float | |
| 129 | + */ | |
| 130 | + public static function getPriceByPercentDiscount( $price, $discount ) { | |
| 131 | + if ( $price > 0 && $discount <= 100 ) { | |
| 132 | + $discount_amount = $price / 100 * $discount; | |
| 133 | + return $price - $discount_amount; | |
| 134 | + } | |
| 135 | + return false; | |
| 136 | + } | |
| 137 | + | |
| 138 | + public static function getProductPriceWithPercentageDiscount( WC_Product $product, $discount, $context = 'view' ) { | |
| 139 | + $discount = floatval( $discount ); | |
| 140 | + $productPrice = ( CalculationLogic::calculateDiscountBasedOnRegularPrice() ? $product->get_regular_price( $context ) : $product->get_price( $context ) ); | |
| 141 | + return self::getPriceByPercentDiscount( $productPrice, $discount ); | |
| 142 | + } | |
| 143 | + | |
| 144 | + public static function getPricingType( $productId, string $default = 'fixed', string $context = 'view' ) : string { | |
| 145 | + if ( !tpt_fs()->can_use_premium_code() ) { | |
| 146 | + return 'fixed'; | |
| 147 | + } | |
| 148 | + $type = get_post_meta( $productId, '_tiered_price_rules_type', true ); | |
| 149 | + $type = ( in_array( $type, array('fixed', 'percentage') ) ? $type : $default ); | |
| 150 | + if ( 'edit' !== $context ) { | |
| 151 | + return apply_filters( 'tiered_pricing_table/price/type', $type, $productId ); | |
| 152 | + } | |
| 153 | + return $type; | |
| 154 | + } | |
| 155 | + | |
| 156 | + /** | |
| 157 | + * Update product pricing type | |
| 158 | + * | |
| 159 | + * @param int $productId | |
| 160 | + * @param string $type | |
| 161 | + */ | |
| 162 | + public static function updatePriceRulesType( $productId, string $type ) { | |
| 163 | + if ( in_array( $type, array('percentage', 'fixed') ) ) { | |
| 164 | + update_post_meta( $productId, '_tiered_price_rules_type', $type ); | |
| 165 | + } | |
| 166 | + } | |
| 167 | + | |
| 168 | + /** | |
| 169 | + * Get product minimum quantity | |
| 170 | + * | |
| 171 | + * @param int $productId | |
| 172 | + * @param ?string $context | |
| 173 | + * | |
| 174 | + * @return int | |
| 175 | + */ | |
| 176 | + public static function getProductQtyMin( $productId, ?string $context = 'view' ) : ?int { | |
| 177 | + return null; | |
| 178 | + } | |
| 179 | + | |
| 180 | + public static function isProductMixAndMatch( $productId ) { | |
| 181 | + $mixAndMatch = get_post_meta( $productId, '_tiered_price_mix_and_match_minimum', true ); | |
| 182 | + if ( '' !== $mixAndMatch ) { | |
| 183 | + return 'yes' === $mixAndMatch; | |
| 184 | + } | |
| 185 | + $product = wc_get_product( $productId ); | |
| 186 | + if ( $product && $product->is_type( 'variation' ) ) { | |
| 187 | + $parentMixAndMatch = get_post_meta( $product->get_parent_id(), '_tiered_price_mix_and_match_minimum', true ); | |
| 188 | + if ( '' !== $parentMixAndMatch ) { | |
| 189 | + return 'yes' === $parentMixAndMatch; | |
| 190 | + } | |
| 191 | + } | |
| 192 | + return CalculationLogic::isMixAndMatchMinimumEnabled(); | |
| 193 | + } | |
| 194 | + | |
| 195 | + /** | |
| 196 | + * Update product minimum quantity | |
| 197 | + * | |
| 198 | + * @param int $productId | |
| 199 | + * @param ?int $minimum | |
| 200 | + */ | |
| 201 | + public static function updateProductMinimumQuantity( $productId, ?int $minimum ) { | |
| 202 | + if ( !$minimum ) { | |
| 203 | + delete_post_meta( $productId, '_tiered_price_minimum_qty' ); | |
| 204 | + } else { | |
| 205 | + update_post_meta( $productId, '_tiered_price_minimum_qty', $minimum ); | |
| 206 | + } | |
| 207 | + } | |
| 208 | + | |
| 209 | + public static function calculateDiscount( $originalPrice, $currentPrice ) { | |
| 210 | + if ( $currentPrice >= $originalPrice ) { | |
| 211 | + return 0; | |
| 212 | + } | |
| 213 | + return 100 * ($originalPrice - $currentPrice) / $originalPrice; | |
| 214 | + } | |
| 215 | + | |
| 216 | + /** | |
| 217 | + * Main function to get pricing information for a product. | |
| 218 | + * | |
| 219 | + * @param int $productId | |
| 220 | + * @param ?string $tieredPricingType - 'percentage' or 'fixed'. Leave null to use default. | |
| 221 | + * | |
| 222 | + * @return PricingRule | |
| 223 | + */ | |
| 224 | + public static function getPricingRule( $productId, ?string $tieredPricingType = null ) : PricingRule { | |
| 225 | + /**************************************** | |
| 226 | + * | |
| 227 | + * Object cache | |
| 228 | + * | |
| 229 | + ****************************************/ | |
| 230 | + if ( array_key_exists( $productId, self::$pricingRules ) && !$tieredPricingType ) { | |
| 231 | + return self::$pricingRules[$productId]; | |
| 232 | + } | |
| 233 | + /**************************************** | |
| 234 | + * | |
| 235 | + * Initialize variables | |
| 236 | + * | |
| 237 | + ****************************************/ | |
| 238 | + $product = null; | |
| 239 | + $pricingRule = new PricingRule($productId); | |
| 240 | + $tieredPricingType = ( $tieredPricingType ? $tieredPricingType : self::getPricingType( $productId ) ); | |
| 241 | + /**************************************** | |
| 242 | + * | |
| 243 | + * Set tiered pricing for the product | |
| 244 | + * | |
| 245 | + ****************************************/ | |
| 246 | + $tieredPricingRules = self::getPriceRules( $productId, $tieredPricingType ); | |
| 247 | + // If product does not have rules, check parent product | |
| 248 | + if ( empty( $tieredPricingRules ) ) { | |
| 249 | + $product = wc_get_product( $productId ); | |
| 250 | + if ( $product && TierPricingTablePlugin::isVariationProductSupported( $product ) ) { | |
| 251 | + $tieredPricingType = self::getPricingType( $product->get_parent_id() ); | |
| 252 | + $tieredPricingRules = self::getPriceRules( $product->get_parent_id(), $tieredPricingType ); | |
| 253 | + if ( !empty( $tieredPricingRules ) ) { | |
| 254 | + $pricingRule->logPricingModification( 'Using parent product pricing rules' ); | |
| 255 | + } | |
| 256 | + } | |
| 257 | + } | |
| 258 | + $pricingRule->setRules( $tieredPricingRules ); | |
| 259 | + $pricingRule->setType( $tieredPricingType ); | |
| 260 | + /**************************************** | |
| 261 | + * | |
| 262 | + * Set minimum quantity for the product | |
| 263 | + * | |
| 264 | + ****************************************/ | |
| 265 | + $minimum = self::getProductQtyMin( $productId ); | |
| 266 | + $isMixAndMatch = self::isProductMixAndMatch( $productId ); | |
| 267 | + // If product does not have minimum quantity, check parent product | |
| 268 | + if ( !$minimum ) { | |
| 269 | + if ( $product && TierPricingTablePlugin::isVariationProductSupported( $product ) ) { | |
| 270 | + $parentIsMixAndMatch = $isMixAndMatch; | |
| 271 | + if ( !$parentIsMixAndMatch ) { | |
| 272 | + $minimum = self::getProductQtyMin( $product->get_parent_id() ); | |
| 273 | + if ( $minimum ) { | |
| 274 | + $pricingRule->logPricingModification( 'Using parent product minimum quantity' ); | |
| 275 | + } | |
| 276 | + } | |
| 277 | + } | |
| 278 | + } | |
| 279 | + $pricingRule->setMinimum( $minimum ); | |
| 280 | + $pricingRule->setMixAndMatchMinQuantity( $isMixAndMatch ); | |
| 281 | + /***************************************** | |
| 282 | + * | |
| 283 | + * Services that modify pricing rule | |
| 284 | + * | |
| 285 | + * @hooked QuantityManager - 1: Added maximum and quantity step information. | |
| 286 | + * @hooked CategoryTierAddon - 10: Filter with category-based rules | |
| 287 | + * @hooked RoleBasedPricingAddon - 20: Filter with role-based rules | |
| 288 | + * @hooked RoleBasedPricingAddon - 25: Filter with customer-based rules | |
| 289 | + * @hooked GlobalPricingService - 30: Filter with global rules | |
| 290 | + * | |
| 291 | + *****************************************/ | |
| 292 | + $pricingRule = apply_filters( 'tiered_pricing_table/price/pricing_rule', $pricingRule, $productId ); | |
| 293 | + self::$pricingRules[$productId] = $pricingRule; | |
| 294 | + return $pricingRule; | |
| 295 | + } | |
| 296 | + | |
| 297 | +} | |
