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<?php
namespace AutomateWoo\Rules;
defined( 'ABSPATH' ) || exit;
/**
* @class Abstract_Meta
*/
abstract class Abstract_Meta extends Rule {
/** @var string */
public $type = 'meta';
/** @var bool */
public $has_multiple_value_fields = true;
/**
* Abstract_Meta constructor.
*/
public function __construct() {
$this->compare_types = $this->get_string_compare_types() + $this->get_integer_compare_types();
parent::__construct();
}
/**
* Validate a meta value.
*
* @param mixed $actual_value
* @param string $compare_type
* @param mixed $expected_value
* @return bool
*/
public function validate_meta( $actual_value, $compare_type, $expected_value ) {
// Meta compares are a mix of string and number comparisons.
// Validate as a number for numeric comparisons (greater/less/multiples) and for is/is not ONLY with numeric values
if ( $this->is_numeric_meta_field( $compare_type, $expected_value ) ) {
return $this->validate_number( $actual_value, $compare_type, $expected_value );
} else {
return $this->validate_string( $actual_value, $compare_type, $expected_value );
}
}
/**
* Determine whether the meta field can reasonably be evaluated as a number, specifically for
* numeric comparisons (greater/less/multiples) and for numeric is/is not.
* This can facilitate better comparisons (for example, "5" = "5.0" in numeric comparisons,
* but not in string comparisons).
*
* @since 5.1.0
*
* @param string $compare_type
* @param mixed $value
*
* @return bool True if the meta field is determined to be numeric.
*/
protected function is_numeric_meta_field( $compare_type, $value ) {
$is_numeric_compare_type = ( $this->is_integer_compare_type( $compare_type ) && ! $this->is_is_or_is_not_compare_type( $compare_type ) );
$is_numeric_is_is_not = ( is_numeric( $value ) && $this->is_is_or_is_not_compare_type( $compare_type ) );
return $is_numeric_compare_type || $is_numeric_is_is_not;
}
/**
* Return an associative array with 'key' and 'value' elements.
*
* @param mixed $value
* @return array|false
*/
public function prepare_value_data( $value ) {
if ( ! is_array( $value ) ) {
return false;
}
return [
'key' => trim( $value[0] ),
'value' => isset( $value[1] ) ? $value[1] : false,
];
}
}
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