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<?php |
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namespace HexMakina\TightORM; |
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use HexMakina\BlackBox\ORM\ModelInterface; |
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use HexMakina\BlackBox\Database\SelectInterface; |
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class TableModelSelector |
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{ |
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private $class; |
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private $table; |
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private $query; |
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public function __construct(string $class) |
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{ |
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if(class_exists($class) === false) |
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throw new \Exception('CLASS_NOT_FOUND'); |
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$this->class = $class; |
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$this->table = $this->class::table(); |
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} |
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public function select($filters = [], $options = []): SelectInterface |
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{ |
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$this->query = $this->table->select(null, $options['table_alias'] ?? $this->class::tableAlias()); |
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// if the array of filters contains an index macthing a column name, it is used as a EQ filter |
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// it is used as a where equal clause |
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foreach (array_keys($this->table->columns()) as $column_name) { |
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if (isset($filters[$column_name]) && is_scalar($filters[$column_name])) { |
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$this->query->whereEQ($column_name, $filters[$column_name]); |
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unset($filters[$column_name]); |
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} |
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} |
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// now that the possibility of index matching columns is removed, |
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// the rest of the array is used as a filter shortcuts |
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// shortcut 'ids' => [1,2,3] is used as a where in clause |
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if (isset($filters['ids'])) { |
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$this->filterByIds($filters['ids']); |
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} |
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// shortcut 'content' |
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if (isset($filters['content'])) { |
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$this->query->whereFilterContent($filters['content']); |
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} |
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// processing options |
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if (isset($options['order_by'])) { |
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$this->query->orderBy($options['order_by']); |
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} |
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if (isset($options['limit'])) { |
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// if limit is an array, it is used as [$limit, $offset] |
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// else, it is used as [$limit, 0] |
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[$limit, $offset] = is_array($options['limit']) ? $options['limit'] : [$options['limit'], 0]; |
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$this->query->limit($limit, $offset); |
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} |
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return $this->query; |
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} |
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private function filterByIds(array $ids) |
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{ |
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if (empty($ids)) { |
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// as a security, if array is empty, |
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// the query is cancelled by setting the limit to 0 |
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$this->query->limit(0); |
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} else { |
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$this->query->whereNumericIn('id', $ids, $this->query->tableLabel()); |
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} |
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} |
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} |
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HexMakina /
TightORM
