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| Name | Lines | Functions and Methods | CRAP | Classes and Traits | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| MariaDbSchemaInspector | 100.00% | 19 / 19 | 100.00% | 4 / 4 | 14 | 100.00% | 1 / 1 | |||
| normalizeColumnType | 100.00% | 3 / 3 | 100.00% | 1 / 1 | 2 | |||||
| columnTypeMatches | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 4 | |||||
| castSafety | 100.00% | 4 / 4 | 100.00% | 1 / 1 | 3 | |||||
| normalizeColumnDefault | 100.00% | 6 / 6 | 100.00% | 1 / 1 | 5 | |||||
| 1 | <?php | |
| 2 | ||
| 3 | declare(strict_types=1); | |
| 4 | ||
| 5 | namespace BlueprintAU\Radiant\Database\Schema\Inspectors; | |
| 6 | ||
| 7 | use BlueprintAU\Radiant\Database\Schema\Enums\CastSafety; | |
| 8 | use BlueprintAU\Radiant\Database\Schema\Enums\ColumnType; | |
| 9 | use Override; | |
| 10 | ||
| 11 | /** | |
| 12 | * Reads the live schema on MariaDB — `information_schema`, as MySQL | |
| 13 | * reports it with four divergences. | |
| 14 | * | |
| 15 | * MariaDB implements `JSON` as an alias for `LONGTEXT`, so a declared | |
| 16 | * Json column reads back as `longtext` — matched here to stop the differ | |
| 17 | * re-planning every Json column forever. MariaDB also retains integer | |
| 18 | * display widths that MySQL 8 dropped (`bigint(20)`), stripped here, | |
| 19 | * renders `current_timestamp()` (lowercase, with parens) where MySQL | |
| 20 | * reports `CURRENT_TIMESTAMP`, and reports the literal string `'NULL'` | |
| 21 | * for a nullable column with no default where MySQL reports a real | |
| 22 | * null — the default and type normalizations keep an | |
| 23 | * `Expression('CURRENT_TIMESTAMP')` column and a nullable-no-default | |
| 24 | * column converging on the first plan. | |
| 25 | * | |
| 26 | * @see \BlueprintAU\Radiant\Database\Schema\Inspectors\MySqlSchemaInspector | |
| 27 | */ | |
| 28 | final class MariaDbSchemaInspector extends MySqlSchemaInspector | |
| 29 | { | |
| 30 | /** | |
| 31 | * The MariaDB spellings of a current-timestamp default. | |
| 32 | * | |
| 33 | * @var list<string> | |
| 34 | */ | |
| 35 | private const CURRENT_TIMESTAMP_SPELLINGS = ['current_timestamp()', 'now()']; | |
| 36 | ||
| 37 | /** | |
| 38 | * Normalize a live column type's MariaDB spelling. | |
| 39 | * | |
| 40 | * MariaDB retains integer display widths that MySQL 8 dropped | |
| 41 | * (`bigint(20)` where MySQL reports `bigint`) — the widths have no | |
| 42 | * semantic effect, so they are stripped. The exception is | |
| 43 | * `tinyint(1)`: it IS the Boolean rendering, not a display width, | |
| 44 | * and the type comparison needs it verbatim. | |
| 45 | * | |
| 46 | * @param string $type | |
| 47 | * @return string | |
| 48 | */ | |
| 49 | #[Override] | |
| 50 | protected function normalizeColumnType(string $type): string | |
| 51 | { | |
| 52 | if (strtolower($type) === 'tinyint(1)') { | |
| 53 | return 'tinyint(1)'; | |
| 54 | } | |
| 55 | ||
| 56 | return preg_replace('/^(tinyint|smallint|mediumint|bigint|int)\(\d+\)/', '$1', $type) ?? $type; | |
| 57 | } | |
| 58 | ||
| 59 | /** | |
| 60 | * Whether a live column's native type text matches the declared | |
| 61 | * logical type — the MariaDB mapping over the MySQL one. | |
| 62 | * | |
| 63 | * @param string $liveType | |
| 64 | * @param ColumnType $declaredType | |
| 65 | * @param int|null $declaredLength | |
| 66 | * @param int|null $declaredPrecision | |
| 67 | * @param int|null $declaredScale | |
| 68 | * @return bool | |
| 69 | */ | |
| 70 | #[Override] | |
| 71 | public function columnTypeMatches(string $liveType, ColumnType $declaredType, int|null $declaredLength, int|null $declaredPrecision = null, int|null $declaredScale = null): bool | |
| 72 | { | |
| 73 | // MariaDB stores JSON as LONGTEXT: a declared Json column reads | |
| 74 | // back as `longtext` (no length suffix). | |
| 75 | if ($declaredType === ColumnType::Json | |
| 76 | && strtolower($liveType) === 'longtext' | |
| 77 | && $declaredLength === null) { | |
| 78 | return true; | |
| 79 | } | |
| 80 | ||
| 81 | // MariaDB retains integer display widths MySQL 8 dropped — strip | |
| 82 | // them so the comparison sees the bare type text. | |
| 83 | $liveType = $this->normalizeColumnType(strtolower($liveType)); | |
| 84 | ||
| 85 | return parent::columnTypeMatches($liveType, $declaredType, $declaredLength, $declaredPrecision, $declaredScale); | |
| 86 | } | |
| 87 | ||
| 88 | /** | |
| 89 | * The MariaDB modify-cast classification — a `longtext` column | |
| 90 | * converts to a Json column exactly as MariaDB does when it applies | |
| 91 | * its json_valid CHECK. | |
| 92 | * | |
| 93 | * @param string $liveType | |
| 94 | * @param ColumnType $desiredType | |
| 95 | * @return CastSafety | |
| 96 | */ | |
| 97 | #[Override] | |
| 98 | public function castSafety(string $liveType, ColumnType $desiredType): CastSafety | |
| 99 | { | |
| 100 | // The family comparisons see the same stripped text the differ | |
| 101 | // read from the columns. | |
| 102 | $liveType = $this->normalizeColumnType(strtolower($liveType)); | |
| 103 | ||
| 104 | if ($desiredType === ColumnType::Json && $liveType === 'longtext') { | |
| 105 | return CastSafety::Safe; | |
| 106 | } | |
| 107 | ||
| 108 | return parent::castSafety($liveType, $desiredType); | |
| 109 | } | |
| 110 | ||
| 111 | /** | |
| 112 | * Normalize a live column default's MariaDB spelling. | |
| 113 | * | |
| 114 | * MariaDB renders `current_timestamp()` (and `now()`) where MySQL | |
| 115 | * reports `CURRENT_TIMESTAMP`, and reports the literal string | |
| 116 | * `'NULL'` for a nullable column with no default where MySQL reports | |
| 117 | * a real null. | |
| 118 | * | |
| 119 | * @param mixed $default | |
| 120 | * @return mixed | |
| 121 | */ | |
| 122 | #[\Override] | |
| 123 | protected function normalizeColumnDefault(mixed $default): mixed | |
| 124 | { | |
| 125 | // A nullable column with no default reports the literal string | |
| 126 | // 'NULL' — normalize to the real null MySQL reports. | |
| 127 | if (is_string($default) && strtoupper($default) === 'NULL') { | |
| 128 | return null; | |
| 129 | } | |
| 130 | ||
| 131 | if (!is_string($default) | |
| 132 | || !in_array(strtolower(trim($default)), self::CURRENT_TIMESTAMP_SPELLINGS, true)) { | |
| 133 | return $default; | |
| 134 | } | |
| 135 | ||
| 136 | return 'CURRENT_TIMESTAMP'; | |
| 137 | } | |
| 138 | } |