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<?php

/**
 * Replace price with custom field
 */

add_filter( 'ts_currency_price', 'custom_property_price' );

function custom_property_price( $price ) {

	$post_id = get_the_ID();

	// Get text before price
	$price_label = get_post_meta( $post_id, 'price_label', true );
	
	if( $price_label )
		return $price_label;

	return $price;

}