Custom EDD Template Functions For Sale Pricing

custom-edd-sale-pricing-template-functions.php

function __get_wp_fusion_auto_applied_discount()
{
    $user_tags = wpf_get_tags(false, true);

    $args = [
        "post_status" => "active",
        "meta_query" => [
            [
                "key" => "wpf_settings",
                "compare" => "EXISTS",
            ],
        ],
    ];

    $discounts = edd_get_discounts($args);

    if (empty($discounts)) {
        return false;
    }

    foreach ($discounts as $discount) {
        $settings = (array) edd_get_adjustment_meta(
            $discount->id,
            "wpf_settings",
            true
        );

        if (empty($settings["auto_apply_tags"])) {
            continue;
        }

        if (!empty(array_intersect($user_tags, $settings["auto_apply_tags"]))) {
            return $discount;
        }
    }

    return false;
}

function __get_current_discount($code = false)
{
    if ($code) {
        $discount = edd_get_discount_by_code($code);
        if ($discount && is_a($discount, "EDD_Discount")) {
            return $discount; // Return discount details if the code is valid
        }
    }

    $wpf_discount = __get_wp_fusion_auto_applied_discount();

    if ($wpf_discount) {
        return $wpf_discount;
    }

    // Check for a discount code in the URL
    $url_discount = !empty($_GET["discount"]) ? $_GET["discount"] : false;
    if ($url_discount) {
        $discount = edd_get_discount_by_code($url_discount);
        if ($discount && is_a($discount, "EDD_Discount")) {
            return $discount; // Return discount details if the code is valid
        }
    }

    // Check for any discounts applied directly to the cart
    $cart_discounts = edd_get_cart_discounts();
    if (!empty($cart_discounts)) {
        foreach ($cart_discounts as $discount_code) {
            $discount_details = edd_get_discount_by_code($discount_code);
            if ($discount_details && is_a($discount_details, "EDD_Discount")) {
                return $discount_details; // Return the first valid EDD_Discount object found
            }
        }
    }

    // Return false if no discounts found
    return false;
}

function HasDiscount($slug_or_id = null, $code = false)
{
    // Retrieve the current discount
    $discount = __get_current_discount($code);

    return is_a($discount, "EDD_Discount");
}

function DiscountedPrice($slug_or_id = null, $code = false)
{
    global $post;

    if ( null === $slug_or_id ) {
        $slug_or_id = isset( $post ) ? $post->ID : null;
    }

    // Retrieve the current discount
    $discount = __get_current_discount($code);

    // Determine if the input is a numeric ID or a slug and retrieve the download ID
    $download = edd_get_download($slug_or_id);

    if ( ! $download ) {
        return '';
    }

    // Get the original price of the download
    $download_price = edd_get_download_price($download->ID);

    if (!$discount || !edd_validate_discount($discount->ID, $download->ID)) {
        $discounted_price = $download_price; // No discount available
    } else {
        // Apply the discount based on its type
        if ($discount->type == "percent") {
            $discount_amount = ($download_price * $discount->amount) / 100;
            $discounted_price = $download_price - $discount_amount;
        } elseif ($discount->type == "flat") {
            $discounted_price = max($download_price - $discount->amount, 0); // Ensure price does not go negative
        }
    }

    // Format the final price using EDD's formatting functions
    $formatted_price = edd_format_amount($discounted_price);

    $formatted_price =
        $discounted_price == floor($discounted_price)
            ? number_format($discounted_price, 0)
            : number_format($discounted_price, 2);

    return $formatted_price; // Return formatted discounted price
}

function DiscountValue($slug_or_id = null, $code = false)
{
    // Determine if the input is a numeric ID or a slug and retrieve the download ID
    $download = edd_get_download($slug_or_id);

    if ( ! $download ) {
        return '0';
    }

    // Get the original price of the download
    $download_price = edd_get_download_price($download->ID);

    // Retrieve the current discount
    $discount = __get_current_discount($code);

    if (!$discount || !edd_validate_discount($discount->ID, $download->ID)) {
        return 0; // No discount available, return 0
    }

    // Calculate the discount amount based on its type
    if ($discount->type == "percent") {
        $discount_amount = ($download_price * $discount->amount) / 100;
    } elseif ($discount->type == "flat") {
        $discount_amount = min($discount->amount, $download_price); // Ensure discount does not exceed the price
    } else {
        $discount_amount = 0; // If discount type is unknown, return 0
    }

    return number_format($discount_amount, 2); // Return the discount amount formatted to two decimal places
}