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| 1 | <?php |
| 2 | /** |
| 3 | * Jingga |
| 4 | * |
| 5 | * PHP Version 8.1 |
| 6 | * |
| 7 | * @package phpOMS\DataStorage\Database\Schema\Grammar |
| 8 | * @copyright Dennis Eichhorn |
| 9 | * @license OMS License 2.0 |
| 10 | * @version 1.0.0 |
| 11 | * @link https://jingga.app |
| 12 | */ |
| 13 | declare(strict_types=1); |
| 14 | |
| 15 | namespace phpOMS\DataStorage\Database\Schema\Grammar; |
| 16 | |
| 17 | use phpOMS\DataStorage\Database\Query\Builder; |
| 18 | use phpOMS\DataStorage\Database\Schema\Builder as SchemaBuilder; |
| 19 | |
| 20 | /** |
| 21 | * Database query grammar. |
| 22 | * |
| 23 | * @package phpOMS\DataStorage\Database\Schema\Grammar |
| 24 | * @license OMS License 2.0 |
| 25 | * @link https://jingga.app |
| 26 | * @since 1.0.0 |
| 27 | */ |
| 28 | class PostgresGrammar extends Grammar |
| 29 | { |
| 30 | /** |
| 31 | * Compile from. |
| 32 | * |
| 33 | * @param SchemaBuilder $query Builder |
| 34 | * @param array $table Tables |
| 35 | * |
| 36 | * @return string |
| 37 | * |
| 38 | * @since 1.0.0 |
| 39 | */ |
| 40 | protected function compileSelectTables(SchemaBuilder $query, array $table) : string |
| 41 | { |
| 42 | $builder = new Builder($query->getConnection()); |
| 43 | $builder->select('table_name') |
| 44 | ->from('information_schema.tables') |
| 45 | ->where('table_schema', '=', $query->getConnection()->getDatabase()); |
| 46 | |
| 47 | return \rtrim($builder->toSql(), ';'); |
| 48 | } |
| 49 | |
| 50 | /** |
| 51 | * Compile from. |
| 52 | * |
| 53 | * @param SchemaBuilder $query Builder |
| 54 | * @param string $table Tables |
| 55 | * |
| 56 | * @return string |
| 57 | * |
| 58 | * @since 1.0.0 |
| 59 | */ |
| 60 | protected function compileSelectFields(SchemaBuilder $query, string $table) : string |
| 61 | { |
| 62 | $builder = new Builder($query->getConnection()); |
| 63 | $builder->select('*') |
| 64 | ->from('information_schema.columns') |
| 65 | ->where('table_schema', '=', $query->getConnection()->getDatabase()) |
| 66 | ->andWhere('table_name', '=', $table); |
| 67 | |
| 68 | return \rtrim($builder->toSql(), ';'); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Compile create table fields query. |
| 73 | * |
| 74 | * @param SchemaBuilder $query Query |
| 75 | * @param array $fields Fields to create |
| 76 | * |
| 77 | * @return string |
| 78 | * |
| 79 | * @since 1.0.0 |
| 80 | */ |
| 81 | protected function compileCreateFields(SchemaBuilder $query, array $fields) : string |
| 82 | { |
| 83 | $fieldQuery = ''; |
| 84 | $keys = ''; |
| 85 | |
| 86 | foreach ($fields as $name => $field) { |
| 87 | $fieldQuery .= ' ' . $this->expressionizeTableColumn([$name]) . ' ' . $field['type']; |
| 88 | |
| 89 | if (isset($field['default']) || ($field['default'] === null && ($field['null'] ?? false))) { |
| 90 | $fieldQuery .= ' DEFAULT ' . $this->compileValue($query, $field['default']); |
| 91 | } |
| 92 | |
| 93 | if ($field['null'] ?? false) { |
| 94 | $fieldQuery .= ' ' . ($field['null'] ? '' : 'NOT ') . 'NULL'; |
| 95 | } |
| 96 | |
| 97 | if ($field['autoincrement'] ?? false) { |
| 98 | $fieldQuery .= ' AUTO_INCREMENT'; |
| 99 | } |
| 100 | |
| 101 | $fieldQuery .= ','; |
| 102 | |
| 103 | if ($field['primary'] ?? false) { |
| 104 | $keys .= ' PRIMARY KEY (' . $this->expressionizeTableColumn([$name]) . '),'; |
| 105 | } |
| 106 | |
| 107 | if ($field['unique'] ?? false) { |
| 108 | $keys .= ' UNIQUE KEY (' . $this->expressionizeTableColumn([$name]) . '),'; |
| 109 | } |
| 110 | |
| 111 | if (isset($field['foreignTable'], $field['foreignKey'])) { |
| 112 | $keys .= ' FOREIGN KEY (' . $this->expressionizeTableColumn([$name]) . ') REFERENCES ' |
| 113 | . $this->expressionizeTableColumn([$field['foreignTable']]) |
| 114 | . ' (' . $this->expressionizeTableColumn([$field['foreignKey']]) . '),'; |
| 115 | } |
| 116 | |
| 117 | if (isset($field['meta']['multi_autoincrement'])) { |
| 118 | $query->hasPostQuery = true; |
| 119 | } |
| 120 | } |
| 121 | |
| 122 | return '(' . \ltrim(\rtrim($fieldQuery . $keys, ','), ' ') . ')'; |
| 123 | } |
| 124 | } |