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<?php |
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/** |
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* This file is part of the miBadger package. |
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* |
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* @author Michael Webbers <[email protected]> |
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* @license http://opensource.org/licenses/Apache-2.0 Apache v2 License |
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* @version 1.0.0 |
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*/ |
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namespace miBadger\ActiveRecord; |
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/** |
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* The abstract active record search class. |
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* |
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* @since 1.0.0 |
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*/ |
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abstract class AbstractActiveRecordSearch extends AbstractActiveRecord |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function search($where = [], $orderBy = [], $limit = -1, $offset = 0) |
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{ |
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try { |
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$pdoStatement = $this->getPdo()->prepare($this->getSearchQuery($where, $orderBy, $limit, $offset)); |
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array_walk_recursive($where, function(&$value) use ($pdoStatement) { |
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static $index = 1; |
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$pdoStatement->bindParam($index++, $value); |
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}); |
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$pdoStatement->execute(); |
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$result = []; |
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while ($fetch = $pdoStatement->fetch()) { |
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$new = new static($this->getPdo()); |
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$new->setId(intval($fetch['id'])); |
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$new->setActiveRecordData($fetch); |
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$result[] = $new; |
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} |
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return $result; |
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} catch (\PDOException $e) { |
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throw new ActiveRecordException(sprintf('Can not search the record in the `%s` table.', $this->getActiveRecordName()), 0, $e); |
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} |
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} |
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/** |
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* Returns the search query with the given where, order by, limit and offset clauses. |
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* |
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* @param array $where = [] |
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* @param array $orderBy = [] |
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* @param int $limit = -1 |
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* @param int $offset = 0 |
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* @return string the search query with the given where, order by, limit and offset clauses. |
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*/ |
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private function getSearchQuery($where = [], $orderBy = [], $limit = -1, $offset = 0) |
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{ |
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return sprintf( |
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'SELECT * FROM `%s` %s %s %s', |
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$this->getActiveRecordName(), |
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$this->getSearchQueryWhereClause($where), |
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$this->getSearchQueryOrderByClause($orderBy), |
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$this->getSearchQueryLimitClause($limit, $offset) |
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); |
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} |
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/** |
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* Returns the search query where clause. |
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* |
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* @param array $where |
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* @return string the search query where clause. |
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*/ |
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private function getSearchQueryWhereClause($where) |
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{ |
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$columns = array_keys($this->getActiveRecordData()); |
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$columns[] = 'id'; |
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$result = []; |
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foreach ($where as $key => $value) { |
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if (!in_array($key, $columns)) { |
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throw new ActiveRecordException(sprintf('Search option key `%s` does not exists.', $key)); |
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} |
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if (is_numeric($value)) { |
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$result[] = sprintf('`%s` = ?', $key); |
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} elseif (is_string($value)) { |
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$result[] = sprintf('`%s` LIKE ?', $key); |
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} elseif (is_null($value)) { |
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$result[] = sprintf('`%s` IS ?', $key); |
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} elseif (is_array($value) && !empty($value)) { |
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$result[] = sprintf('`%s` IN (%s)', $key, implode(',', array_fill(0, count($value), '?'))); |
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} else { |
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throw new ActiveRecordException(sprintf('Search option value of key `%s` is not supported.', $key)); |
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} |
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} |
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return empty($result) ? '' : 'WHERE ' . implode(' AND ', $result); |
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} |
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/** |
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* Returns the search query order by clause. |
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* |
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* @param array $orderBy |
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* @return string the search query order by clause. |
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*/ |
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private function getSearchQueryOrderByClause($orderBy) |
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{ |
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$result = []; |
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foreach ($orderBy as $key => $value) { |
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$result[] = sprintf('`%s` %s', $key, $value == 'DESC' ? 'DESC' : 'ASC'); |
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} |
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return empty($result) ? '' : 'ORDER BY ' . implode(', ', $result); |
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} |
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/** |
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* Returns the search query limit and clause. |
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* |
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* @param int $limit = -1 |
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* @param int $offset = 0 |
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* @return string the search query limit and clause. |
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*/ |
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private function getSearchQueryLimitClause($limit, $offset) |
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{ |
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if ($limit == -1) { |
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return ''; |
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} |
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return sprintf('LIMIT %d OFFSET %d', $limit, $offset); |
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} |
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} |
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miBadger /
miBadger.ActiveRecord
