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<?php
/**
* The Gravity Forms Query Literal class.
*/
class GF_Query_Literal {
/**
* @var int|string|float The value.
*/
private $_value;
/**
* A literal value.
*
* @param int|string|float $value
*/
public function __construct( $value ) {
if ( is_int( $value ) || is_string( $value ) || is_float( $value ) ) {
$this->_value = $value;
}
}
/**
* Get SQL for this.
*
* @param GF_Query $query The query.
* @param string $delimiter The delimiter for arrays.
*
* @return string The SQL.
*/
public function sql( $query, $delimiter = '' ) {
global $wpdb;
if ( is_int( $this->value ) ) {
return $wpdb->prepare( '%d', $this->value );
} elseif ( is_double( $this->value ) ) {
return $this->value;
} elseif ( is_string( $this->value ) || is_float( $this->value ) ) {
return $wpdb->prepare( '%s', $this->value );
}
/**
* @todo Add support for Column, Call
*/
return '';
}
/**
* Proxy read-only values.
*/
public function __get( $key ) {
switch ( $key ) :
case 'value':
return $this->_value;
endswitch;
}
public function __isset( $key ) {
return in_array( $key, array( 'value' ) );
}
}