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custom-tab-book-data.php
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<?php
/*
* Plugin Name: Custom Tabs for Book Data
* Plugin URI: http://www.pilulerouge.com/
* Description: Adds a tab to edit product page for additional book details, then display these details in additional info tab
* Version: 1.0
* Author: Damian Assels
* Author URI: http://www.pilulerouge.com
*/
/*
* Add a custom product tab for additional book information
*/
function bookdata_product_tabs( $tabs) {
$tabs['bookdata'] = array(
'label' => __( 'Book Data', 'woocommerce' ),
'target' => 'bookdata_options',
'priority' => 11,
);
return $tabs;
}
add_filter( 'woocommerce_product_data_tabs', 'bookdata_product_tabs' );
/*
* Contents of the book data options product tab.
*/
function bookdata_options_product_tab_content() {
global $post;
// Let's create the needed options. (The 'id' attribute needs to match the 'target' parameter set in previous function)
?><div id='bookdata_options' class='panel woocommerce_options_panel'><?php
?><div class='options_group'><?php
woocommerce_wp_text_input( array(
'id' => 'book_author',
'label' => __('Author', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Enter the author name', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_subtitle',
'label' => __('Subtitle', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Second title if applicable', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_isbn',
'label' => __('ISBN', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Enter the book ISBN', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_edition',
'label' => __('Edition', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Edition or volume information', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_series',
'label' => __('Part of Series', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Enter title of series if applicable', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_format',
'label' => __('Format', 'custom-tabs-for-book-data'),
'placeholder' => __('Softcover, Digital', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Enter format: softcover, hardcover, paperback etc', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
woocommerce_wp_text_input( array(
'id' => 'book_pages',
'label' => __('No. of Pages', 'custom-tabs-for-book-data'),
'desc_tip' => 'true',
'description' => __('Total number of pages in book', 'custom-tabs-for-book-data'),
'type' => 'text',
) );
?></div>
</div><?php
}
add_filter( 'woocommerce_product_data_panels', 'bookdata_options_product_tab_content' ); // WC 2.6 and up
/*
* Save custom fields or clear if empty
*/
function save_bookdata_option_fields( $post_id ) {
$woocommerce_text_field_1 = $_POST['book_author'];
if( !empty( $woocommerce_text_field_1 ) )
update_post_meta( $post_id, 'book_author', esc_attr( $woocommerce_text_field_1 ) );
else
delete_post_meta($post_id, 'book_author');
$woocommerce_text_field_2 = $_POST['book_subtitle'];
if( !empty( $woocommerce_text_field_2 ) )
update_post_meta( $post_id, 'book_subtitle', esc_attr( $woocommerce_text_field_2 ) );
else
delete_post_meta($post_id, 'book_subtitle');
$woocommerce_text_field_3 = $_POST['book_isbn'];
if( !empty( $woocommerce_text_field_3 ) )
update_post_meta( $post_id, 'book_isbn', esc_attr( $woocommerce_text_field_3 ) );
else
delete_post_meta($post_id, 'book_isbn');
$woocommerce_text_field_4 = $_POST['book_edition'];
if( !empty( $woocommerce_text_field_4 ) )
update_post_meta( $post_id, 'book_edition', esc_attr( $woocommerce_text_field_4 ) );
else
delete_post_meta($post_id, 'book_edition');
$woocommerce_text_field_5 = $_POST['book_series'];
if( !empty( $woocommerce_text_field_5 ) )
update_post_meta( $post_id, 'book_series', esc_attr( $woocommerce_text_field_5 ) );
else
delete_post_meta($post_id, 'book_series');
$woocommerce_text_field_6 = $_POST['book_format'];
if( !empty( $woocommerce_text_field_6 ) )
update_post_meta( $post_id, 'book_format', esc_attr( $woocommerce_text_field_6 ) );
else
delete_post_meta($post_id, 'book_format');
$woocommerce_text_field_7 = $_POST['book_pages'];
if( !empty( $woocommerce_text_field_7 ) )
update_post_meta( $post_id, 'book_pages', esc_attr( $woocommerce_text_field_7 ) );
else
delete_post_meta($post_id, 'book_pages');
}
add_action( 'woocommerce_process_product_meta', 'save_bookdata_option_fields' );
// Display Author and ISBN custom attributes under Product Title before Short Description
function add_custom_html() {
global $post;
$product_id = $post->ID;
$categories = get_the_terms( $product_id, 'product_cat' );
$author = wc_attribute_label( 'Author');
$isbn = wc_attribute_label( 'ISBN');
if( empty ( $categories ) ){
return;
}
$content = '<div class="author-block">';
$content .= '<p class="bookdata-txt">';
$content .= esc_attr__($author);
$content .= ': ';
$content .= esc_attr(get_post_meta( $post->ID, 'book_author', true) );
$content .= '</p>';
$content .= '</div>';
$content .= '<div class="format-pages-block">';
$content .= '<p class="bookdata-txt">';
$content .= esc_attr__($isbn);
$content .= ': ';
$content .= esc_attr(get_post_meta( $post->ID, 'book_isbn', true) );
$content .= '</p>';
$content .= '</div>';
foreach($categories as $cat){
if( 'books' == $cat->slug ) {
echo $content;
}
if( 'livres' == $cat->slug ) {
echo $content;
}
if( 'libros' == $cat->slug ) {
echo $content;
}
if( 'bucher' == $cat->slug ) {
echo $content;
}
if( 'boeken' == $cat->slug ) {
echo $content;
}
}
}
add_action( 'woocommerce_single_product_summary', 'add_custom_html', 15 );
// Display attributes to additional info table if values are present
function bookdata_in_product_add_info_tab($product_attributes, $product){
$woocommerce_text_field_1 = get_post_meta($product->get_ID(), 'book_author', true);
if( !empty( $woocommerce_text_field_1 ) ) {
$product_attributes['book_author'] = [
'label' => __('Author', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_author', true),
];
}
$woocommerce_text_field_2 = get_post_meta($product->get_ID(), 'book_subtitle', true);
if( !empty( $woocommerce_text_field_2 ) ) {
$product_attributes['book_subtitle'] = [
'label' => __('Subtitle', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_subtitle', true),
];
}
$woocommerce_text_field_3 = get_post_meta($product->get_ID(), 'book_isbn', true);
if( !empty( $woocommerce_text_field_3 ) ) {
$product_attributes['book_isbn'] = [
'label' => __('ISBN', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_isbn', true),
];
}
$woocommerce_text_field_4 = get_post_meta($product->get_ID(), 'book_edition', true);
if( !empty( $woocommerce_text_field_4 ) ) {
$product_attributes['book_edition'] = [
'label' => __('Edition', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_edition', true),
];
}
$woocommerce_text_field_5 = get_post_meta($product->get_ID(), 'book_series', true);
if( !empty( $woocommerce_text_field_5 ) ) {
$product_attributes['book_series'] = [
'label' => __('Part of Series', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_series', true),
];
}
$woocommerce_text_field_6 = get_post_meta($product->get_ID(), 'book_format', true);
if( !empty( $woocommerce_text_field_6 ) ) {
$product_attributes['book_format'] = [
'label' => __('Format', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_format', true),
];
}
$woocommerce_text_field_7 = get_post_meta($product->get_ID(), 'book_pages', true);
if( !empty( $woocommerce_text_field_7 ) ) {
$product_attributes['book_pages'] = [
'label' => __('No. of Pages', 'custom-tabs-for-book-data'),
'value' => get_post_meta($product->get_ID(), 'book_pages', true),
];
}
return $product_attributes;
}
add_filter('woocommerce_display_product_attributes', 'bookdata_in_product_add_info_tab', 10, 2);
// creates excerpt from main description and displays as short description
function create_excerpts_for_product() {
global $post;
$product_id = $post->ID;
if ( empty( $post->post_excerpt ) ) {
echo wp_kses_post( wp_trim_words( $post->post_content ) );
} else {
echo wp_kses_post( $post->post_excerpt ); // if we have text in the short description that will display instead
}
}
add_filter( 'woocommerce_short_description', 'create_excerpts_for_product' );