in_jetpack = ! ( defined( 'IS_WPCOM' ) && IS_WPCOM ); } /** * Replaces the "Sharing" title for the post screen metabox with "Likes and Shares" */ public function add_likes_to_sharing_meta_box_title() { return __( 'Likes and Shares', 'jetpack' ); } /** * Adds a metabox to the post screen if the sharing one doesn't currently exist. */ public function add_meta_box() { if ( /** * Allow disabling of the Likes metabox on the post editor screen. * * @module likes * * @since 2.2.0 * * @param bool false Should the Likes metabox be disabled? Default to false. */ apply_filters( 'post_flair_disable', false ) ) { return; } $post_types = get_post_types( array( 'public' => true ) ); /** * Filters the Likes metabox title. * * @module likes * * @since 2.2.0 * * @param string Likes metabox title. Default to "Likes". */ $title = apply_filters( 'likes_meta_box_title', __( 'Likes', 'jetpack' ) ); foreach ( $post_types as $post_type ) { add_meta_box( 'likes_meta', $title, array( $this, 'meta_box_content' ), $post_type, 'side', 'default', array( '__back_compat_meta_box' => true ) ); } } /** * Shows the likes option in the post screen metabox. * * @param object $post - the post object. */ public function meta_box_content( $post ) { $post_id = ! empty( $post->ID ) ? (int) $post->ID : get_the_ID(); $checked = true; $disabled = ! $this->is_enabled_sitewide(); $switched_status = get_post_meta( $post_id, 'switch_like_status', true ); if ( $disabled && empty( $switched_status ) || ! $disabled && $switched_status === '0' ) { $checked = false; } /** * Fires before the Likes meta box content in the post editor. * * @module likes * * @since 2.2.0 * * @param WP_Post|array|null $post Post data. */ do_action( 'start_likes_meta_box_content', $post ); ?>

in_jetpack ) { if ( isset( $_POST['post_type'] ) && in_array( $_POST['post_type'], get_post_types( array( 'public' => true ) ), true ) ) { if ( ! isset( $_POST['wpl_enable_post_sharing'] ) ) { update_post_meta( $post_id, 'sharing_disabled', 1 ); } else { delete_post_meta( $post_id, 'sharing_disabled' ); } } } if ( 'post' === $_POST['post_type'] ) { if ( ! current_user_can( 'edit_post', $post_id ) ) { return $post_id; } } // Record a change in like status for this post - only if it contradicts the // site like setting. If it doesn't contradict, then we delete the new individual status. if ( ! $this->is_enabled_sitewide() && ! empty( $_POST['wpl_enable_post_likes'] ) ) { // Likes turned on for individual posts. User wants to add the button to a single post. update_post_meta( $post_id, 'switch_like_status', 1 ); } elseif ( $this->is_enabled_sitewide() && empty( $_POST['wpl_enable_post_likes'] ) ) { // Likes turned on for all posts. User wants to remove the button from a single post. update_post_meta( $post_id, 'switch_like_status', 0 ); } elseif ( ( ! $this->is_enabled_sitewide() && empty( $_POST['wpl_enable_post_likes'] ) ) || ( $this->is_enabled_sitewide() && ! empty( $_POST['wpl_enable_post_likes'] ) ) ) { // User wants to update the likes button status for an individual post, but the new status // is the same as if they're asking for the default behavior according to the current Likes setting. // So we delete the meta. delete_post_meta( $post_id, 'switch_like_status' ); } return $post_id; } /** * WordPress.com: Metabox option for sharing (sharedaddy will handle this on the JP blog). * * @param object $post - the post object. */ public function sharing_meta_box_content( $post ) { $post_id = ! empty( $post->ID ) ? (int) $post->ID : get_the_ID(); $disabled = get_post_meta( $post_id, 'sharing_disabled', true ); ?>

updated_message(); ?>

sharing_block(); ?>

' . esc_html__( 'Settings have been saved', 'jetpack' ) . '

'; } } /** * Returns just the "sharing buttons" w/ like option block, so it can be inserted into different sharing page contexts * * @deprecated 13.2 */ public function sharing_block() { ?>

is_enabled_sitewide(); $post_likes_switched = get_post_meta( $post->ID, 'switch_like_status', true ); /* * On WPCOM, headstart was inserting bad data for post_likes_switched. * it was wrapping the boolean value in an array. The array is always truthy regardless of its contents. * There was another bug where truthy values were ignored if the global like setting was false. * So in effect, the values for headstart never had an inpact. * Delete the $post_likes_switched flag in this case in order to keep the behaviour as it was. */ if ( is_array( $post_likes_switched ) ) { $post_likes_switched = null; } /* * on WPCOM, we need to look at post edit date so we don't break old posts * if post edit date predates this code, stick with the former (buggy) behavior * see: p7DVsv-64H-p2 */ $last_modified_time = strtotime( $post->post_modified_gmt ); $behavior_was_changed_at = strtotime( '2019-02-22 00:40:42' ); if ( $this->in_jetpack || $last_modified_time > $behavior_was_changed_at ) { /* * the new and improved behavior on Jetpack and recent WPCOM posts: * $post_likes_switched is empty to follow site setting, * 0 if we want likes disabled, 1 if we want likes enabled. */ return $post_likes_switched || ( $sitewide_likes_enabled && $post_likes_switched !== '0' ); } // implicit else (old behavior): $post_likes_switched simply inverts the global setting. return ( (bool) $post_likes_switched ) xor $sitewide_likes_enabled; } /** * Is the like button itself visible (as opposed to the reblog button) * * If called from within The Loop or if called with a $post_id set, then the post will be checked. * Otherwise the sitewide setting will be used. * * @param int $post_id The ID of the post being rendered. Defaults to the current post if called from within The Loop. * @return bool */ public function is_likes_button_visible( $post_id = 0 ) { if ( in_the_loop() || $post_id ) { // If in The Loop, is_post_likeable will check the current post. return $this->is_post_likeable( $post_id ); } else { // Otherwise, check and see if likes are enabled sitewide. return $this->is_enabled_sitewide(); } } /** * Are likes visible in this context? * * Some of this code was taken and modified from sharing_display() to ensure * similar logic and filters apply here, too. */ public function is_likes_visible() { if ( Settings::is_syncing() ) { return false; } return $this->is_likes_button_visible() && $this->is_likes_module_enabled(); } /** * Apply filters to determine if the likes module itself is enabled * * @return bool */ public function is_likes_module_enabled() { global $wp_current_filter; // Used to apply 'sharing_show' filter. $post = get_post(); $enabled = true; // Never show on feeds or previews. if ( is_feed() || is_preview() ) { $enabled = false; // Not a feed or preview, so what is it? } else { if ( post_password_required() ) { $enabled = false; } if ( in_array( 'get_the_excerpt', (array) $wp_current_filter, true ) ) { $enabled = false; } // Sharing Setting Overrides **************************************** // Single post including custom post types. if ( is_single() ) { if ( ! $this->is_single_post_enabled( ( $post instanceof WP_Post ) ? $post->post_type : 'post' ) ) { $enabled = false; } // Single page. } elseif ( is_page() && ! is_front_page() ) { if ( ! $this->is_single_page_enabled() ) { $enabled = false; } // Attachment. } elseif ( is_attachment() ) { if ( ! $this->is_attachment_enabled() ) { $enabled = false; } // All other loops. } elseif ( ! $this->is_index_enabled() ) { $enabled = false; } } if ( $post instanceof WP_Post ) { // Check that the post is a public, published post. if ( 'attachment' === $post->post_type ) { $post_status = get_post_status( $post->post_parent ); } else { $post_status = $post->post_status; } if ( 'publish' !== $post_status ) { $enabled = false; } } // Run through the sharing filters. /** This filter is documented in modules/sharedaddy/sharing-service.php */ $enabled = apply_filters( 'sharing_show', $enabled, $post ); /** * Filters whether the Likes should be visible or not. * Allows overwriting the options set in Settings > Sharing. * * @module likes * * @since 2.2.0 * * @param bool $enabled Should the Likes be visible? */ return (bool) apply_filters( 'wpl_is_likes_visible', $enabled ); } /** * Are Post Likes enabled on single posts? * * @param string $post_type custom post type identifier. * @return bool */ public function is_single_post_enabled( $post_type = 'post' ) { $options = $this->get_options(); return (bool) apply_filters( /** * Filters whether Likes should be enabled on single posts. * * The dynamic part of the filter, {$post_type}, allows you to specific the post type where Likes should be enabled. * * @module likes * * @since 2.2.0 * * @param bool $enabled Are Post Likes enabled on single posts? */ "wpl_is_single_{$post_type}_disabled", (bool) in_array( $post_type, $options['show'], true ) ); } /** * Get the 'disabled_likes' option from the DB of the current blog. * * @return array */ public function get_options() { $setting = array(); $setting['disabled'] = get_option( 'disabled_likes' ); $sharing = get_option( 'sharing-options', array() ); // Default visibility settings if ( ! isset( $sharing['global']['show'] ) ) { $sharing['global']['show'] = array( 'post', 'page' ); // Scalar check } elseif ( is_scalar( $sharing['global']['show'] ) ) { switch ( $sharing['global']['show'] ) { case 'posts': $sharing['global']['show'] = array( 'post', 'page' ); break; case 'index': $sharing['global']['show'] = array( 'index' ); break; case 'posts-index': $sharing['global']['show'] = array( 'post', 'page', 'index' ); break; } } // Ensure it's always an array (even if not previously empty or scalar) $setting['show'] = ! empty( $sharing['global']['show'] ) ? (array) $sharing['global']['show'] : array(); /** * Filters where the Likes are displayed. * * @module likes * * @since 2.2.0 * * @param array $setting Array of Likes display settings. */ return apply_filters( 'wpl_get_options', $setting ); } /** * Are Post Likes enabled on archive/front/search pages? * * @return bool */ public function is_index_enabled() { $options = $this->get_options(); /** * Filters whether Likes should be enabled on archive/front/search pages. * * @module likes * * @since 2.2.0 * * @param bool $enabled Are Post Likes enabled on archive/front/search pages? */ return (bool) apply_filters( 'wpl_is_index_disabled', (bool) in_array( 'index', $options['show'], true ) ); } /** * Are Post Likes enabled on single pages? * * @return bool */ public function is_single_page_enabled() { $options = $this->get_options(); /** * Filters whether Likes should be enabled on single pages. * * @module likes * * @since 2.2.0 * * @param bool $enabled Are Post Likes enabled on single pages? */ return (bool) apply_filters( 'wpl_is_single_page_disabled', (bool) in_array( 'page', $options['show'], true ) ); } /** * Are Media Likes enabled on single pages? * * @return bool */ public function is_attachment_enabled() { $options = $this->get_options(); /** * Filters whether Likes should be enabled on attachment pages. * * @module likes * * @since 2.2.0 * * @param bool $enabled Are Post Likes enabled on attachment pages? */ return (bool) apply_filters( 'wpl_is_attachment_disabled', (bool) in_array( 'attachment', $options['show'], true ) ); } /** * The actual options block to be inserted into the sharing page. */ public function admin_settings_init() { ?>
in_jetpack ) : ?>
in_jetpack ) : ?>
in_jetpack ) { if ( ! empty( $_POST['jetpack_comment_likes_enabled'] ) ) { $new_comments_state = sanitize_text_field( wp_unslash( $_POST['jetpack_comment_likes_enabled'] ) ); } else { $new_comments_state = false; } switch ( (bool) $new_comments_state ) { case true: update_option( 'jetpack_comment_likes_enabled', 1 ); break; case false: default: update_option( 'jetpack_comment_likes_enabled', 0 ); break; } } } /** * Adds the admin update hook so we can save settings even if Sharedaddy is not enabled. */ public function process_update_requests_if_sharedaddy_not_loaded() { if ( isset( $_GET['page'] ) && ( $_GET['page'] === 'sharing.php' || $_GET['page'] === 'sharing' ) ) { if ( isset( $_POST['_wpnonce'] ) && wp_verify_nonce( $_POST['_wpnonce'], 'sharing-options' ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput -- WordPress core doesn't unslash or verify nonces either. /** This action is documented in modules/sharedaddy/sharing.php */ do_action( 'sharing_admin_update' ); wp_safe_redirect( admin_url( 'options-general.php?page=sharing&update=saved' ) ); die( 0 ); } } } /** * If sharedaddy is not loaded, we don't have the "Show buttons on" yet, so we need to add that since it affects likes too. */ public function admin_settings_showbuttonon_init() { /** This action is documented in modules/sharedaddy/sharing.php */ echo apply_filters( 'sharing_show_buttons_on_row_start', '' ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?> true ) ) ); array_unshift( $shows, 'index' ); $global = $this->get_options(); foreach ( $shows as $show ) : if ( 'index' === $show ) { $label = __( 'Front Page, Archive Pages, and Search Results', 'jetpack' ); } else { $post_type_object = get_post_type_object( $show ); $label = $post_type_object->labels->name; } if ( $br ) { echo '
'; } ?> ' ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped } /** * If sharedaddy is not loaded, we still need to save the the settings of the "Show buttons on" option. */ public function admin_settings_showbuttonon_callback() { $options = get_option( 'sharing-options' ); if ( ! is_array( $options ) ) { $options = array(); } $shows = array_values( get_post_types( array( 'public' => true ) ) ); $shows[] = 'index'; // phpcs:ignore WordPress.Security.NonceVerification.Missing -- triggered due to the 'sharing_admin_update' action, but the code in sharing.php checks for the nonce before firing the action. $data = $_POST; if ( isset( $data['show'] ) ) { if ( is_scalar( $data['show'] ) ) { switch ( $data['show'] ) { case 'posts': $data['show'] = array( 'post', 'page' ); break; case 'index': $data['show'] = array( 'index' ); break; case 'posts-index': $data['show'] = array( 'post', 'page', 'index' ); break; } } $data['show'] = array_intersect( $data['show'], $shows ); if ( $data['show'] ) { $options['global']['show'] = $data['show']; } } else { $options['global']['show'] = array(); } update_option( 'sharing-options', $options ); } }