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<?php |
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|
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namespace WpFluent\QueryBuilder; |
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|
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class QueryObject |
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{ |
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/** |
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* @var string |
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*/ |
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protected $sql; |
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|
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/** |
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* @var \wpdb |
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*/ |
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protected $db; |
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|
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/** |
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* @var array |
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*/ |
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protected $bindings = array(); |
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|
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public function __construct($sql, array $bindings) |
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{ |
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$this->sql = (string) $sql; |
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|
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$this->bindings = $bindings; |
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|
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global $wpdb; |
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|
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$this->db = $wpdb; |
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} |
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|
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/** |
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* @return string |
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*/ |
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public function getSql() |
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{ |
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return $this->sql; |
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} |
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|
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/** |
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* @return array |
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*/ |
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public function getBindings() |
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{ |
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return $this->bindings; |
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} |
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|
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/** |
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* Get the raw/bound sql |
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* |
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* @return string |
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*/ |
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public function getRawSql() |
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{ |
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return $this->interpolateQuery($this->sql, $this->bindings); |
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} |
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|
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/** |
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* Replaces any parameter placeholders in a query with the value of that |
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* parameter. Useful for debugging. Assumes anonymous parameters from |
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* $params are are in the same order as specified in $query |
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* |
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* Reference: http://stackoverflow.com/a/1376838/656489 |
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* |
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* @param string $query The sql query with parameter placeholders |
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* @param array $params The array of substitution parameters |
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* |
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* @return string The interpolated query |
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*/ |
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protected function interpolateQuery($query, $params) |
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{ |
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$keys = $placeHolders = []; |
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|
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foreach ($params as $key => $value) { |
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if (is_string($key)) { |
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$keys[] = '/:' . $key . '/'; |
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} else { |
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$keys[] = '/[?]/'; |
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} |
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|
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$placeHolders[] = $this->getPlaceHolder($value); |
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} |
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|
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$query = preg_replace($keys, $placeHolders, $query, 1, $count); |
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|
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return $params ? $this->db->prepare($query, $params) : $query; |
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} |
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|
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private function getPlaceHolder($value) |
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{ |
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$placeHolder = '%s'; |
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|
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if (is_int($value)) { |
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$placeHolder = '%d'; |
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} elseif (is_float($value)) { |
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$placeHolder = '%f'; |
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} |
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|
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return $placeHolder; |
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} |
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} |
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|
