<?php

/*
Plugin Name: WP All Import - Additional Variation images
Description: Importing additional variation images with WP ALL IMPORT plugin
Version: 1.0
Author: Disain24 OÜ - Kristo Meerits
*/

// Include'ing WP ALL IMPORT structure
include "rapid-addon.php";
$d24_images_addon = new RapidAddon('Additional variation images', 'd24_images_addon');

// Multiple images upload form
//$d24_images_addon->import_images( 'd24_gallery', 'All additional variation images', 'image' );


// First image upload form
$d24_images_addon->add_field('d24_variation_image1', 'Additional variation image # 1', 'image');

// Second image upload form
$d24_images_addon->add_field('d24_variation_image2', 'Additional variation image # 2', 'image');

// Third image upload form
$d24_images_addon->add_field('d24_variation_image3', 'Additional variation image # 3', 'image');

// Fourth image upload form
$d24_images_addon->add_field('d24_variation_image4', 'Additional variation image # 4', 'image');

// Fifth image upload form
$d24_images_addon->add_field('d24_variation_image5', 'Additional variation image # 5', 'image');

// Sixth image upload form
$d24_images_addon->add_field('d24_variation_image6', 'Additional variation image # 6', 'image');

// For importing
$d24_images_addon->set_import_function('d24_variation_images_import');

// Lets run all actions befrore and show form in WP All import plugin. Nothing will be imported yet.
$d24_images_addon->run();

// Create import functions for importing
function d24_variation_images_import($post_id, $data, $import_options) {

    global $d24_images_addon;

    // Prepare functions and progress then update post_meta
    // Also get uploaded image ID with progressing image filename
    // Source from Github: https://gist.github.com/wpscholar/3b00af01863c9dc562e5#file-get-attachment-id-php

    // Create array
    $gallery_array = array("post_ID" => $post_id, "gallery" => array() );

    // First image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image1']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );
        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image1' ) ){
            update_post_meta( $post_id, 'd24_variation_image1', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image1', $attachment_id );
        }
    }

    // Second image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image2']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );
        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image2' ) ){
            update_post_meta( $post_id, 'd24_variation_image2', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image2', $attachment_id );
        }
    }

    // Third image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image3']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );
        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image3' ) ){
            update_post_meta( $post_id, 'd24_variation_image3', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image3', $attachment_id );
        }
    }

    // Fourth image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image4']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );
        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image4' ) ){
            update_post_meta( $post_id, 'd24_variation_image4', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image4', $attachment_id );
        }
    }

    // Fifth image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image5']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );
        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image5' ) ){
            update_post_meta( $post_id, 'd24_variation_image5', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image5', $attachment_id );
        }
    }

    // Sixth image progressing and uploading
    if ($d24_images_addon->can_update_image($import_options)) {
        $image_url = wp_get_attachment_url($data['d24_variation_image6']['attachment_id']);
        $attachment_id = get_attachment_id( $image_url );

        array_push($gallery_array["gallery"], $attachment_id);

        if( get_post_meta( $post_id, 'd24_variation_image6' ) ){
            update_post_meta( $post_id, 'd24_variation_image6', $attachment_id );
        } else {
            add_post_meta( $post_id, 'd24_variation_image6', $attachment_id );
        }
    }

    // Update gallery metakey
    $gallery_array_to_string = implode(',', $gallery_array["gallery"]);

    if( get_post_meta( $post_id, 'variation_image_gallery' ) ){
        update_post_meta( $post_id, 'variation_image_gallery', $gallery_array_to_string );
    } else {
        add_post_meta( $post_id, 'variation_image_gallery', $gallery_array_to_string );
    }

}