Created
February 20, 2023 19:08
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| /** | |
| * @snippet Add an input field to products - WooCommerce | |
| */ | |
| // ----------------------------------------- | |
| // 1. Show custom input field above Add to Cart | |
| add_action( 'woocommerce_before_add_to_cart_button', 'njengah_product_add_on', 9 ); | |
| function njengah_product_add_on() { | |
| $value = isset( $_POST['artist_name_add_on'] ) ? sanitize_text_field( $_POST['artist_name_add_on'] ) : ''; | |
| $songNameValue = isset( $_POST['song_name_add_on'] ) ? sanitize_text_field( $_POST['song_name_add_on'] ) : ''; | |
| $parentalAdvisoryValue = isset( $_POST['parental_advisory_add_on'] ) ? sanitize_text_field( $_POST['parental_advisory_add_on'] ) : ''; | |
| echo '<div class="additional-inputs"><div class="additional-input"><label>Artist Name <abbr class="required" title="required">*</abbr></label><p><input name="artist_name_add_on" value="' . $value . '"></p></div><div class="additional-input"><label>Song Name <abbr class="required" title="required">*</abbr></label><p><input name="song_name_add_on" value="' . $songNameValue . '"></p></div><div class="additional-input"><label>Parental Advisory?</label><p><input name="parental_advisory_add_on" type="checkbox" value="yes"></p></div></div>'; | |
| } | |
| // ----------------------------------------- | |
| // 2. Throw error if custom input field empty | |
| add_filter( 'woocommerce_add_to_cart_validation', 'njengah_product_add_on_validation', 10, 3 ); | |
| function njengah_product_add_on_validation( $passed, $product_id, $qty ){ | |
| if( isset( $_POST['artist_name_add_on'] ) && sanitize_text_field( $_POST['artist_name_add_on'] ) == '' ) { | |
| wc_add_notice( 'Artist Name is a required field', 'error' ); | |
| $passed = false; | |
| } | |
| elseif( isset( $_POST['song_name_add_on'] ) && sanitize_text_field( $_POST['song_name_add_on'] ) == '' ) { | |
| wc_add_notice( 'Song Name is a required field', 'error' ); | |
| $passed = false; | |
| } | |
| return $passed; | |
| } | |
| // ----------------------------------------- | |
| // 3. Save custom input field value into cart item data | |
| add_filter( 'woocommerce_add_cart_item_data', 'njengah_product_add_on_cart_item_data', 10, 2 ); | |
| function njengah_product_add_on_cart_item_data( $cart_item, $product_id ){ | |
| if( isset( $_POST['artist_name_add_on'] ) ) { | |
| $cart_item['artist_name_add_on'] = sanitize_text_field( $_POST['artist_name_add_on'] ); | |
| } | |
| if( isset( $_POST['song_name_add_on'] ) ) { | |
| $cart_item['song_name_add_on'] = sanitize_text_field( $_POST['song_name_add_on'] ); | |
| } | |
| if( isset( $_POST['parental_advisory_add_on'] ) ) { | |
| $cart_item['parental_advisory_add_on'] = sanitize_text_field( $_POST['parental_advisory_add_on'] ); | |
| } | |
| return $cart_item; | |
| } | |
| // ----------------------------------------- | |
| // 4. Display custom input field value @ Cart | |
| add_filter( 'woocommerce_get_item_data', 'njengah_product_add_on_display_cart', 10, 2 ); | |
| function njengah_product_add_on_display_cart( $data, $cart_item ) { | |
| if ( isset( $cart_item['artist_name_add_on'] ) ){ | |
| $data[] = array( | |
| 'name' => 'Artist Name', | |
| 'value' => sanitize_text_field( $cart_item['artist_name_add_on'] ) | |
| ); | |
| } | |
| return $data; | |
| } | |
| // ----------------------------------------- | |
| // 5. Save custom input field value into order item meta | |
| add_action( 'woocommerce_add_order_item_meta', 'njengah_product_add_on_order_item_meta', 10, 2 ); | |
| function njengah_product_add_on_order_item_meta( $item_id, $values ) { | |
| if ( ! empty( $values['artist_name_add_on'] ) ) { | |
| wc_add_order_item_meta( $item_id, 'Artist Name', $values['artist_name_add_on'], true ); | |
| } | |
| if( ! empty( $values['song_name_add_on'] ) ) { | |
| wc_add_order_item_meta( $item_id, 'Song Name:', $values['song_name_add_on'], true ); | |
| } | |
| if( ! empty( $values['parental_advisory_add_on'] ) ) { | |
| wc_add_order_item_meta( $item_id, 'Parental Advisory', $values['parental_advisory_add_on'], true ); | |
| } | |
| } | |
| // ----------------------------------------- | |
| // 6. Display custom input field value into order table | |
| add_filter( 'woocommerce_order_item_product', 'njengah_product_add_on_display_order', 10, 2 ); | |
| function njengah_product_add_on_display_order( $cart_item, $order_item ){ | |
| if( isset( $order_item['artist_name_add_on'] ) ){ | |
| $cart_item['artist_name_add_on'] = $order_item['artist_name_add_on']; | |
| } | |
| if( isset( $order_item['song_name_add_on'] ) ){ | |
| $cart_item['song_name_add_on'] = $order_item['song_name_add_on']; | |
| } | |
| if( isset( $order_item['parental_advisory_add_on'] ) ){ | |
| $cart_item['parental_advisory_add_on'] = $order_item['parental_advisory_add_on']; | |
| } | |
| return $cart_item; | |
| } | |
| // ----------------------------------------- | |
| // 7. Display custom input field value into order emails | |
| add_filter( 'woocommerce_email_order_meta_fields', 'njengah_product_add_on_display_emails' ); | |
| function njengah_product_add_on_display_emails( $fields ) { | |
| $fields['artist_name_add_on'] = 'Artist Name'; | |
| $fields['song_name_add_on'] = 'Song Name'; | |
| $fields['parental_advisory_add_on'] = 'Parental Advisory'; | |
| return $fields; | |
| } |
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