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<?php |
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/** |
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* Created by PhpStorm. |
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* User: liow.kitloong |
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* Date: 2020/04/07 |
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*/ |
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namespace KitLoong\MigrationsGenerator\Repositories; |
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use KitLoong\MigrationsGenerator\MigrationsGeneratorSetting; |
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class MySQLRepository extends Repository |
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{ |
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/** |
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* @return array [ |
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* 'charset' => string, |
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* 'collation' => string |
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* ] |
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*/ |
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public function getDatabaseCollation(): array |
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{ |
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$setting = app(MigrationsGeneratorSetting::class); |
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$columns = $setting->getConnection()->select("SELECT @@character_set_database, @@collation_database"); |
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return ['charset' => $columns[0]->{'@@character_set_database'}, 'collation' => $columns[0]->{'@@collation_database'}]; |
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} |
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public function getEnumPresetValues(string $table, string $columnName): ?string |
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{ |
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/** @var MigrationsGeneratorSetting $setting */ |
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$setting = app(MigrationsGeneratorSetting::class); |
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$column = $setting->getConnection()->select("SHOW COLUMNS FROM `${table}` where Field = '${columnName}' AND Type LIKE 'enum(%'"); |
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if (count($column) > 0) { |
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return substr( |
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str_replace('enum(', '[', $this->spaceAfterComma($column[0]->Type)), |
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0, |
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-1 |
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).']'; |
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} |
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return null; |
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} |
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public function getSetPresetValues(string $table, string $columnName): ?string |
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{ |
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/** @var MigrationsGeneratorSetting $setting */ |
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$setting = app(MigrationsGeneratorSetting::class); |
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$column = $setting->getConnection()->select("SHOW COLUMNS FROM `${table}` where Field = '${columnName}' AND Type LIKE 'set(%'"); |
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if (count($column) > 0) { |
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return substr( |
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str_replace('set(', '[', $this->spaceAfterComma($column[0]->Type)), |
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0, |
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-1 |
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).']'; |
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} |
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return null; |
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} |
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public function useOnUpdateCurrentTimestamp(string $table, string $columnName): bool |
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{ |
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$setting = app(MigrationsGeneratorSetting::class); |
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// MySQL5.7 shows on update CURRENT_TIMESTAMP |
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// MySQL8 shows DEFAULT_GENERATED on update CURRENT_TIMESTAMP |
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$column = $setting->getConnection() |
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->select( |
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"SHOW COLUMNS FROM `${table}` |
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WHERE Field = '${columnName}' |
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AND Type = 'timestamp' |
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AND EXTRA LIKE '%on update CURRENT_TIMESTAMP%'" |
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); |
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if (count($column) > 0) { |
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return true; |
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} |
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return false; |
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} |
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private function spaceAfterComma(string $value): string |
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{ |
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return str_replace("','", "', '", $value); |
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} |
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} |
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kitloong /
laravel-migrations-generator
