Output Dynamic Pricing rules in JSON format for Variation Specific Rules.

woocommerce-dynamic-pricing-output-json-variation-rules.php

add_action( 'wp_footer', function () {

	if ( ! class_exists( 'WC_Dynamic_Pricing_Table' ) ) {
		return;
	}

	$instance = WC_Dynamic_Pricing_Table::instance();

	$array_rule_sets = $instance->get_pricing_array_rule_sets();
	$json_prices     = array();
	if ( $array_rule_sets && is_array( $array_rule_sets ) ) {
		if ( apply_filters( 'woocommerce_dynamic_pricing_table_filter_rules', true ) ) {
			$valid_rules = apply_filters( 'woocommerce_dynamic_pricing_table_get_filtered_rules', $instance->filter_rulesets( $array_rule_sets ), $array_rule_sets );
		} else {
			$valid_rules = $array_rule_sets;
		}

		foreach ( $valid_rules as $pricing_rule_set ) {
			if ( $pricing_rule_set['mode'] == 'continuous' ) :
				$prices = array();
				foreach ( $pricing_rule_set['rules'] as $key => $value ) {

					// Checks if a product discount group max quantity field is less than 1.
					$max_quantity = 0;
					if ( $pricing_rule_set['rules'][ $key ]['to'] < 1 ) {
						$max_quantity = 99999999;
					} else {
						$max_quantity = $pricing_rule_set['rules'][ $key ]['to'];
					}

					$min_quantity = $pricing_rule_set['rules'][ $key ]['from'];
					switch ( $pricing_rule_set['rules'][ $key ]['type'] ) {
						case 'price_discount':
							$amount = $pricing_rule_set['rules'][ $key ]['amount'];
							break;

						case 'percentage_discount':
							$amount = $pricing_rule_set['rules'][ $key ]['amount'];
							break;
						case 'fixed_price':
							$amount = apply_filters( 'wc_dynamic_pricing_table_get_fixed_price', $pricing_rule_set['rules'][ $key ]['amount'] );
							break;
						default:
							$amount = 0;
							break;
					}

					$prices[ $key ]['from']   = $min_quantity;
					$prices[ $key ]['to']     = $max_quantity;
					$prices[ $key ]['type']   = $pricing_rule_set['rules'][ $key ]['type'];
					$prices[ $key ]['amount'] = $amount;
				}

				if ( isset( $pricing_rule_set['variation_rules'] ) && ! empty( $pricing_rule_set['variation_rules'] ) ) {
					if ( isset( $pricing_rule_set['variation_rules']['args']['variations'] ) && ! empty( $pricing_rule_set['variation_rules']['args']['variations'] ) ) {
						foreach ( $pricing_rule_set['variation_rules']['args']['variations'] as $variation_id ) {
							$json_prices[ $variation_id ] = $prices;
						}
					}
				}


			endif;
		}

		echo '<script type="text/javascript">';
		echo 'var _dynamic_pricing = ' . json_encode($json_prices);
		echo '</script>';

	}
}, 9999 );