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| 1 | +<?php |
| 2 | + |
| 3 | +declare(strict_types=1); |
| 4 | + |
| 5 | +namespace Yiisoft\Db\Pgsql; |
| 6 | + |
| 7 | +use DateInterval; |
| 8 | +use DateTime; |
| 9 | +use InvalidArgumentException; |
| 10 | +use function preg_match; |
| 11 | + |
| 12 | +final class RangeParser |
| 13 | +{ |
| 14 | + private const RANGES = [ |
| 15 | + Schema::TYPE_INT_RANGE, |
| 16 | + Schema::TYPE_BIGINT_RANGE, |
| 17 | + Schema::TYPE_NUM_RANGE, |
| 18 | + Schema::TYPE_TS_RANGE, |
| 19 | + Schema::TYPE_TS_TZ_RANGE, |
| 20 | + Schema::TYPE_DATE_RANGE, |
| 21 | + ]; |
| 22 | + |
| 23 | + private ?string $type; |
| 24 | + |
| 25 | + public function __construct(?string $type = null) |
| 26 | + { |
| 27 | + $this->type = $type; |
| 28 | + } |
| 29 | + |
| 30 | + public function withType(?string $type): self |
| 31 | + { |
| 32 | + $new = clone $this; |
| 33 | + $new->type = $type; |
| 34 | + |
| 35 | + return $new; |
| 36 | + } |
| 37 | + |
| 38 | + public function asInt(): self |
| 39 | + { |
| 40 | + return $this->withType(Schema::TYPE_INT_RANGE); |
| 41 | + } |
| 42 | + |
| 43 | + public function asBigInt(): self |
| 44 | + { |
| 45 | + return $this->withType(Schema::TYPE_BIGINT_RANGE); |
| 46 | + } |
| 47 | + |
| 48 | + public function asNumeric(): self |
| 49 | + { |
| 50 | + return $this->withType(Schema::TYPE_NUM_RANGE); |
| 51 | + } |
| 52 | + |
| 53 | + public function asDate(): self |
| 54 | + { |
| 55 | + return $this->withType(Schema::TYPE_DATE_RANGE); |
| 56 | + } |
| 57 | + |
| 58 | + public function asTimestamp(): self |
| 59 | + { |
| 60 | + return $this->withType(Schema::TYPE_TS_RANGE); |
| 61 | + } |
| 62 | + |
| 63 | + public function asTimestampTz(): self |
| 64 | + { |
| 65 | + return $this->withType(Schema::TYPE_TS_TZ_RANGE); |
| 66 | + } |
| 67 | + |
| 68 | + public function asCustom(): self |
| 69 | + { |
| 70 | + return $this->withType(null); |
| 71 | + } |
| 72 | + |
| 73 | + public function parse(?string $value): ?array |
| 74 | + { |
| 75 | + if ($value === null || $value === 'empty') { |
| 76 | + return null; |
| 77 | + } |
| 78 | + |
| 79 | + if (!preg_match('/^(?P<open>\[|\()(?P<lower>[^,]*),(?P<upper>[^\)\]]*)(?P<close>\)|\])$/', $value, $matches)) { |
| 80 | + throw new InvalidArgumentException('Unsupported range format'); |
| 81 | + } |
| 82 | + |
| 83 | + $lower = $matches['lower'] ? trim($matches['lower'], '"') : null; |
| 84 | + $upper = $matches['upper'] ? trim($matches['upper'], '"') : null; |
| 85 | + $includeLower = $matches['open'] === '['; |
| 86 | + $includeUpper = $matches['close'] === ']'; |
| 87 | + |
| 88 | + if ($lower === null && $upper === null) { |
| 89 | + return [null, null]; |
| 90 | + } |
| 91 | + |
| 92 | + return match($this->type) { |
| 93 | + Schema::TYPE_INT_RANGE => self::parseIntRange($lower, $upper, $includeLower, $includeUpper), |
| 94 | + Schema::TYPE_BIGINT_RANGE => self::parseBigIntRange($lower, $upper, $includeLower, $includeUpper), |
| 95 | + Schema::TYPE_NUM_RANGE => self::parseNumRange($lower, $upper), |
| 96 | + Schema::TYPE_DATE_RANGE => self::parseDateRange($lower, $upper, $includeLower, $includeUpper), |
| 97 | + Schema::TYPE_TS_RANGE => self::parseTsRange($lower, $upper), |
| 98 | + Schema::TYPE_TS_TZ_RANGE => self::parseTsTzRange($lower, $upper), |
| 99 | + default => [$lower, $upper] |
| 100 | + }; |
| 101 | + } |
| 102 | + |
| 103 | + private static function parseIntRange(?string $lower, ?string $upper, bool $includeLower, bool $includeUpper): array |
| 104 | + { |
| 105 | + $min = $lower === null ? null : (int) $lower; |
| 106 | + $max = $upper === null ? null : (int) $upper; |
| 107 | + |
| 108 | + if ($min !== null && $includeLower === false) { |
| 109 | + $min += 1; |
| 110 | + } |
| 111 | + |
| 112 | + if ($max !== null && $includeUpper === false) { |
| 113 | + $max -= 1; |
| 114 | + } |
| 115 | + |
| 116 | + return [$min, $max]; |
| 117 | + } |
| 118 | + |
| 119 | + private static function parseBigIntRange(?string $lower, ?string $upper, bool $includeLower, bool $includeUpper): array |
| 120 | + { |
| 121 | + if (PHP_INT_SIZE === 8) { |
| 122 | + return self::parseIntRange($lower, $upper, $includeLower, $includeUpper); |
| 123 | + } |
| 124 | + |
| 125 | + [$min, $max] = self::parseNumRange($lower, $upper); |
| 126 | + |
| 127 | + if ($min !== null && $includeLower === false) { |
| 128 | + /** @var float $min */ |
| 129 | + $min += 1; |
| 130 | + } |
| 131 | + |
| 132 | + if ($max !== null && $includeUpper === false) { |
| 133 | + /** @var float $max */ |
| 134 | + $max -= 1; |
| 135 | + } |
| 136 | + |
| 137 | + return [$min, $max]; |
| 138 | + } |
| 139 | + |
| 140 | + private static function parseNumRange(?string $lower, ?string $upper): array |
| 141 | + { |
| 142 | + $min = $lower === null ? null : (float) $lower; |
| 143 | + $max = $upper === null ? null : (float) $upper; |
| 144 | + |
| 145 | + return [$min, $max]; |
| 146 | + } |
| 147 | + |
| 148 | + private static function parseDateRange(?string $lower, ?string $upper, bool $includeLower, bool $includeUpper): array |
| 149 | + { |
| 150 | + $interval = new DateInterval('P1D'); |
| 151 | + $min = $lower ? DateTime::createFromFormat('Y-m-d', $lower) : null; |
| 152 | + $max = $upper ? DateTime::createFromFormat('Y-m-d', $upper) : null; |
| 153 | + |
| 154 | + if ($min && $includeLower === false) { |
| 155 | + $min->add($interval); |
| 156 | + } |
| 157 | + |
| 158 | + if ($max && $includeUpper === false) { |
| 159 | + $max->sub($interval); |
| 160 | + } |
| 161 | + |
| 162 | + return [$min, $max]; |
| 163 | + } |
| 164 | + |
| 165 | + private static function parseTsRange(?string $lower, ?string $upper): array |
| 166 | + { |
| 167 | + $min = $lower ? DateTime::createFromFormat('Y-m-d H:i:s', $lower) : null; |
| 168 | + $max = $upper ? DateTime::createFromFormat('Y-m-d H:i:s', $upper) : null; |
| 169 | + |
| 170 | + return [$min, $max]; |
| 171 | + } |
| 172 | + |
| 173 | + private static function parseTsTzRange(?string $lower, ?string $upper): array |
| 174 | + { |
| 175 | + $min = $lower ? DateTime::createFromFormat('Y-m-d H:i:sP', $lower) : null; |
| 176 | + $max = $upper ? DateTime::createFromFormat('Y-m-d H:i:sP', $upper) : null; |
| 177 | + |
| 178 | + return [$min, $max]; |
| 179 | + } |
| 180 | + |
| 181 | + public static function isAllowedType(string $type): bool |
| 182 | + { |
| 183 | + return in_array($type, self::RANGES, true); |
| 184 | + } |
| 185 | +} |
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