ENHANCEMENT: Product/Offer JSON-LD structured data for membership levels

adminpages/advancedsettings.php

@@ -55,6 +55,7 @@
 		pmpro_setOption("redirecttosubscription");
 		pmpro_setOption("uninstall");
 		pmpro_setOption( 'avatar_enabled_sitewide' );
+		pmpro_setOption( 'hide_structured_data' );
 		pmpro_setOption("site_type");
 
         /**
@@ -109,6 +110,7 @@
 	}
 	$uninstall = get_option( 'pmpro_uninstall');
 	$avatar_enabled_sitewide = get_option( 'pmpro_avatar_enabled_sitewide' );
+	$hide_structured_data = get_option( 'pmpro_hide_structured_data' );
 	$site_type = get_option( 'pmpro_site_type' );
 
 	if ( empty( $activity_email_frequency ) ) {
@@ -424,6 +426,16 @@
 			);
 		}
 
+		$other_fields[] = array(
+			'name'           => 'hide_structured_data',
+			'label'          => __( 'Structured Data', 'paid-memberships-pro' ),
+			'type'           => 'checkbox',
+			'value'          => $hide_structured_data,
+			'checkbox_value' => 'yes',
+			'checkbox_label' => __( 'Hide membership level structured data (JSON-LD).', 'paid-memberships-pro' ),
+			'description'    => __( 'By default, Paid Memberships Pro adds Product and Offer structured data on levels and checkout pages. Enable this if another SEO plugin already outputs membership pricing schema and you want to avoid duplicate markup.', 'paid-memberships-pro' ),
+		);
+
 		$other_fields[] = array(
 			'name'        => 'uninstall',
 			'label'       => __( 'Uninstall PMPro on deletion?', 'paid-memberships-pro' ),

adminpages/levels/edit-level.php

@@ -8,6 +8,9 @@
 // Get level templates.
 $level_templates = pmpro_edit_level_templates();
 
+// Load the media library for the level image selector.
+wp_enqueue_media();
+
 // Get level groups in order.
 $level_groups = pmpro_get_level_groups_in_order();
 
@@ -183,6 +186,13 @@
 } else {
 	$membership_account_message = '';
 }
+
+// Get the level image via meta.
+if ( ! empty( $temp_id ) ) {
+	$level_image = (int) get_pmpro_membership_level_meta( $temp_id, 'level_image', true );
+} else {
+	$level_image = 0;
+}
 ?>
 <hr class="wp-header-end">
 <?php if (!empty($level->id)) { ?>
@@ -253,6 +263,52 @@
 				'value'   => $current_group,
 				'options' => $group_options,
 			),
+			array(
+				'name'     => 'level_image',
+				'label'    => __( 'Level Image', 'paid-memberships-pro' ),
+				'type'     => 'callback',
+				'callback' => function() use ( $level_image ) {
+					?>
+					<div id="level_image_preview"><?php if ( ! empty( $level_image ) ) { echo wp_get_attachment_image( $level_image, 'medium' ); } ?></div>
+					<input type="hidden" name="level_image" id="level_image" value="<?php echo esc_attr( ! empty( $level_image ) ? $level_image : '' ); ?>" />
+					<button type="button" class="button" id="level_image_select"><?php esc_html_e( 'Select Image', 'paid-memberships-pro' ); ?></button>
+					<button type="button" class="button" id="level_image_remove" <?php if ( empty( $level_image ) ) { echo 'style="display: none;"'; } ?>><?php esc_html_e( 'Remove Image', 'paid-memberships-pro' ); ?></button>
+					<p class="description"><?php esc_html_e( 'Optional. This image is not shown at checkout. It is included in this level\'s structured data (JSON-LD) so that search engines and shopping tools can display an image for this membership.', 'paid-memberships-pro' ); ?></p>
+					<script>
+						jQuery( document ).ready( function( $ ) {
+							var level_image_frame;
+							$( '#level_image_select' ).on( 'click', function( e ) {
+								e.preventDefault();
+								if ( level_image_frame ) {
+									level_image_frame.open();
+									return;
+								}
+								level_image_frame = wp.media( {
+									title: <?php echo wp_json_encode( __( 'Select Level Image', 'paid-memberships-pro' ) ); ?>,
+									button: { text: <?php echo wp_json_encode( __( 'Use This Image', 'paid-memberships-pro' ) ); ?> },
+									multiple: false,
+									library: { type: 'image' }
+								} );
+								level_image_frame.on( 'select', function() {
+									var attachment = level_image_frame.state().get( 'selection' ).first().toJSON();
+									var url = ( attachment.sizes && attachment.sizes.medium ) ? attachment.sizes.medium.url : attachment.url;
+									$( '#level_image' ).val( attachment.id );
+									$( '#level_image_preview' ).html( $( '<img />', { src: url, style: 'max-width: 200px; height: auto;' } ) );
+									$( '#level_image_remove' ).show();
+								} );
+								level_image_frame.open();
+							} );
+							$( '#level_image_remove' ).on( 'click', function( e ) {
+								e.preventDefault();
+								$( '#level_image' ).val( '' );
+								$( '#level_image_preview' ).empty();
+								$( this ).hide();
+							} );
+						} );
+					</script>
+					<?php
+				},
+			),
 			array(
 				'name'            => 'description',
 				'label'           => __( 'Description', 'paid-memberships-pro' ),

adminpages/levels/save-level.php

@@ -151,4 +151,12 @@
 // Update the Membership Account Message.
 update_pmpro_membership_level_meta( $saveid, 'membership_account_message', $ml_membership_account_message );
 
+// Update the level image.
+$ml_level_image = isset( $_REQUEST['level_image'] ) ? intval( $_REQUEST['level_image'] ) : 0;
+if ( ! empty( $ml_level_image ) && wp_attachment_is_image( $ml_level_image ) ) {
+	update_pmpro_membership_level_meta( $saveid, 'level_image', $ml_level_image );
+} else {
+	delete_pmpro_membership_level_meta( $saveid, 'level_image' );
+}
+
 do_action("pmpro_save_membership_level", $saveid);