Aggregate.php
4 years ago
CRUD.php
4 years ago
FromClause.php
4 years ago
GroupByStatement.php
4 years ago
HavingClause.php
4 years ago
JoinClause.php
4 years ago
LimitStatement.php
4 years ago
MetaQuery.php
4 years ago
OffsetStatement.php
4 years ago
OrderByStatement.php
4 years ago
SelectStatement.php
4 years ago
TablePrefix.php
4 years ago
UnionOperator.php
4 years ago
WhereClause.php
4 years ago
MetaQuery.php
111 lines
| 1 | <?php |
| 2 | |
| 3 | namespace Give\Framework\QueryBuilder\Concerns; |
| 4 | |
| 5 | use Give\Framework\QueryBuilder\JoinQueryBuilder; |
| 6 | use Give\Framework\QueryBuilder\Clauses\MetaTable; |
| 7 | use Give\Framework\QueryBuilder\Clauses\RawSQL; |
| 8 | use Give\Framework\QueryBuilder\QueryBuilder; |
| 9 | |
| 10 | /** |
| 11 | * @since 2.19.0 |
| 12 | */ |
| 13 | trait MetaQuery |
| 14 | { |
| 15 | |
| 16 | /** |
| 17 | * @var MetaTable[] |
| 18 | */ |
| 19 | private $metaTablesConfigs = []; |
| 20 | |
| 21 | /** |
| 22 | * @var string |
| 23 | */ |
| 24 | private $defaultMetaKeyColumn = 'meta_key'; |
| 25 | |
| 26 | /** |
| 27 | * @var string |
| 28 | */ |
| 29 | private $defaultMetaValueColumn = 'meta_value'; |
| 30 | |
| 31 | /** |
| 32 | * @param string|RawSQL $table |
| 33 | * @param string $metaKeyColumn |
| 34 | * @param string $metaValueColumn |
| 35 | * |
| 36 | * @return $this |
| 37 | */ |
| 38 | public function configureMetaTable($table, $metaKeyColumn, $metaValueColumn) |
| 39 | { |
| 40 | $this->metaTablesConfigs[] = new MetaTable( |
| 41 | $table, |
| 42 | $metaKeyColumn, |
| 43 | $metaValueColumn |
| 44 | ); |
| 45 | |
| 46 | return $this; |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * @param string|RawSQL $table |
| 51 | * |
| 52 | * @return MetaTable |
| 53 | */ |
| 54 | protected function getMetaTable($table) |
| 55 | { |
| 56 | $tableName = QueryBuilder::prefixTable($table); |
| 57 | |
| 58 | foreach ($this->metaTablesConfigs as $metaTable) { |
| 59 | if ($metaTable->tableName === $tableName) { |
| 60 | return $metaTable; |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | return new MetaTable( |
| 65 | $table, |
| 66 | $this->defaultMetaKeyColumn, |
| 67 | $this->defaultMetaValueColumn |
| 68 | ); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * Select meta columns |
| 73 | * |
| 74 | * @param string|RawSQL $table |
| 75 | * @param string $foreignKey |
| 76 | * @param string $primaryKey |
| 77 | * @param array $columns |
| 78 | * |
| 79 | * @return $this |
| 80 | */ |
| 81 | public function attachMeta($table, $foreignKey, $primaryKey, ...$columns) |
| 82 | { |
| 83 | $metaTable = $this->getMetaTable($table); |
| 84 | |
| 85 | foreach ($columns as $i => $entry) { |
| 86 | if (is_array($entry)) { |
| 87 | list ($column, $columnAlias) = $entry; |
| 88 | } else { |
| 89 | $column = $entry; |
| 90 | $columnAlias = null; |
| 91 | } |
| 92 | |
| 93 | // Set dynamic alias |
| 94 | $tableAlias = sprintf('%s_%s_%d', ($table instanceof RawSQL) ? $table->sql : $table, 'attach_meta', $i); |
| 95 | |
| 96 | $this->join( |
| 97 | function (JoinQueryBuilder $builder) use ($table, $foreignKey, $primaryKey, $tableAlias, $column, $metaTable) { |
| 98 | $builder |
| 99 | ->leftJoin($table, $tableAlias) |
| 100 | ->on($foreignKey, "{$tableAlias}.{$primaryKey}") |
| 101 | ->andOn("{$tableAlias}.{$metaTable->keyColumnName}", $column, true); |
| 102 | } |
| 103 | ); |
| 104 | |
| 105 | $this->select(["{$tableAlias}.{$metaTable->valueColumnName}", $columnAlias ? : $column]); |
| 106 | } |
| 107 | |
| 108 | return $this; |
| 109 | } |
| 110 | } |
| 111 |