like.php
161 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Like Block. |
| 4 | * |
| 5 | * @since 12.9 |
| 6 | * |
| 7 | * @package automattic/jetpack |
| 8 | */ |
| 9 | |
| 10 | namespace Automattic\Jetpack\Extensions\Like; |
| 11 | |
| 12 | use Automattic\Jetpack\Assets; |
| 13 | use Automattic\Jetpack\Blocks; |
| 14 | use Jetpack_Gutenberg; |
| 15 | |
| 16 | /** |
| 17 | * Registers the block for use in Gutenberg |
| 18 | * This is done via an action so that we can disable |
| 19 | * registration if we need to. |
| 20 | */ |
| 21 | function register_block() { |
| 22 | $is_wpcom = defined( 'IS_WPCOM' ) && IS_WPCOM; |
| 23 | |
| 24 | Blocks::jetpack_register_block( |
| 25 | __DIR__, |
| 26 | array( |
| 27 | 'api_version' => 3, |
| 28 | 'render_callback' => __NAMESPACE__ . '\render_block', |
| 29 | 'description' => $is_wpcom ? __( 'Give your readers the ability to show appreciation for your posts and easily share them with others.', 'jetpack' ) : __( 'Give your readers the ability to show appreciation for your posts.', 'jetpack' ), |
| 30 | ) |
| 31 | ); |
| 32 | } |
| 33 | add_action( 'init', __NAMESPACE__ . '\register_block' ); |
| 34 | |
| 35 | /** |
| 36 | * Like block render function. |
| 37 | * |
| 38 | * @param array $attr Array containing the Like block attributes. |
| 39 | * @param string $content String containing the Like block content. |
| 40 | * @param object $block Object containing the Like block data. |
| 41 | * |
| 42 | * @return string |
| 43 | */ |
| 44 | function render_block( $attr, $content, $block ) { |
| 45 | // Do not render the Like block in other context than front-end (i.e. feed, emails, API, etc.). |
| 46 | if ( ! jetpack_is_frontend() ) { |
| 47 | return; |
| 48 | } |
| 49 | |
| 50 | /* |
| 51 | * Enqueue necessary scripts and styles. |
| 52 | */ |
| 53 | Jetpack_Gutenberg::load_assets_as_required( __DIR__ ); |
| 54 | |
| 55 | $html = ''; |
| 56 | |
| 57 | $uniqid = uniqid(); |
| 58 | $post_id = $block->context['postId'] ?? null; |
| 59 | $title = esc_html__( 'Like or Reblog', 'jetpack' ); |
| 60 | |
| 61 | if ( ! $post_id ) { |
| 62 | return; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Enable an alternate Likes layout. |
| 67 | * |
| 68 | * @since 12.9 |
| 69 | * |
| 70 | * @module likes |
| 71 | * |
| 72 | * @param bool $new_layout Enable the new Likes layout. False by default. |
| 73 | */ |
| 74 | $new_layout = apply_filters( 'likes_new_layout', true ) ? '&n=1' : ''; |
| 75 | |
| 76 | add_action( 'wp_footer', __NAMESPACE__ . '\render_iframe', 25 ); |
| 77 | |
| 78 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 79 | $style_url = content_url( 'mu-plugins/likes/jetpack-likes.css' ); |
| 80 | $script_url = content_url( 'mu-plugins/likes/queuehandler.js' ); |
| 81 | } else { |
| 82 | require_once JETPACK__PLUGIN_DIR . 'modules/likes.php'; |
| 83 | $style_url = plugins_url( 'modules/likes/style.css', dirname( __DIR__, 2 ) ); |
| 84 | $script_url = Assets::get_file_url_for_environment( |
| 85 | '_inc/build/likes/queuehandler.min.js', |
| 86 | 'modules/likes/queuehandler.js' |
| 87 | ); |
| 88 | } |
| 89 | wp_enqueue_script( 'jetpack_likes_queuehandler', $script_url, array(), JETPACK__VERSION, true ); |
| 90 | wp_enqueue_style( 'jetpack_likes', $style_url, array(), JETPACK__VERSION ); |
| 91 | |
| 92 | $show_reblog_button = $attr['showReblogButton'] ?? false; |
| 93 | $show_avatars = $attr['showAvatars'] ?? true; |
| 94 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 95 | $blog_id = get_current_blog_id(); |
| 96 | $bloginfo = get_blog_details( (int) $blog_id ); |
| 97 | $domain = $bloginfo->domain; |
| 98 | $reblog_param = $show_reblog_button ? '&reblog=1' : ''; |
| 99 | $show_avatars_param = $show_avatars ? '' : '&slim=1'; |
| 100 | $src = sprintf( '//widgets.wp.com/likes/index.html?ver=%1$s#blog_id=%2$d&post_id=%3$d&origin=%4$s&obj_id=%2$d-%3$d-%5$s%6$s&block=1%7$s%8$s', rawurlencode( JETPACK__VERSION ), $blog_id, $post_id, $domain, $uniqid, $new_layout, $reblog_param, $show_avatars_param ); |
| 101 | |
| 102 | // provide the mapped domain when needed |
| 103 | if ( isset( $_SERVER['HTTP_HOST'] ) && strpos( sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ), '.wordpress.com' ) === false ) { |
| 104 | $sanitized_host = filter_var( wp_unslash( $_SERVER['HTTP_HOST'] ), FILTER_SANITIZE_URL ); |
| 105 | $src .= '&domain=' . rawurlencode( $sanitized_host ); |
| 106 | } |
| 107 | } else { |
| 108 | $blog_id = \Jetpack_Options::get_option( 'id' ); |
| 109 | $url = home_url(); |
| 110 | $url_parts = wp_parse_url( $url ); |
| 111 | $domain = $url_parts['host']; |
| 112 | $show_avatars_param = $show_avatars ? '' : '&slim=1'; |
| 113 | $src = sprintf( 'https://widgets.wp.com/likes/?ver=%1$s#blog_id=%2$d&post_id=%3$d&origin=%4$s&obj_id=%2$d-%3$d-%5$s%6$s&block=1%7$s', rawurlencode( JETPACK__VERSION ), $blog_id, $post_id, $domain, $uniqid, $new_layout, $show_avatars_param ); |
| 114 | } |
| 115 | |
| 116 | $name = sprintf( 'like-post-frame-%1$d-%2$d-%3$s', $blog_id, $post_id, $uniqid ); |
| 117 | $wrapper = sprintf( 'like-post-wrapper-%1$d-%2$d-%3$s', $blog_id, $post_id, $uniqid ); |
| 118 | |
| 119 | $html = "<div class='sharedaddy sd-block sd-like jetpack-likes-widget-wrapper jetpack-likes-widget-unloaded' id='" . esc_attr( $wrapper ) . "' data-src='" . esc_attr( $src ) . "' data-name='" . esc_attr( $name ) . "' data-title='" . esc_attr( $title ) . "'>" |
| 120 | . "<div class='likes-widget-placeholder post-likes-widget-placeholder' style='height: 55px;'><span class='button'><span>" . esc_html__( 'Like', 'jetpack' ) . "</span></span> <span class='loading'>" . esc_html__( 'Loading...', 'jetpack' ) . '</span></div>' |
| 121 | . "<span class='sd-text-color'></span><a class='sd-link-color'></a>" |
| 122 | . '</div>'; |
| 123 | return sprintf( |
| 124 | '<div class="%1$s">%2$s</div>', |
| 125 | esc_attr( Blocks::classes( Blocks::get_block_feature( __DIR__ ), $attr ) ), |
| 126 | $html |
| 127 | ); |
| 128 | } |
| 129 | |
| 130 | /** |
| 131 | * Helper function to determine whether the Like module has been disabled |
| 132 | */ |
| 133 | function is_legacy_likes_disabled() { |
| 134 | $settings = new \Jetpack_Likes_Settings(); |
| 135 | |
| 136 | $is_wpcom = defined( 'IS_WPCOM' ) && IS_WPCOM; |
| 137 | $is_likes_module_inactive = ! \Jetpack::is_module_active( 'likes' ); |
| 138 | $is_disabled_on_wpcom = $is_wpcom && get_option( 'disabled_likes' ) && get_option( 'disabled_reblogs' ); |
| 139 | $is_disabled_on_non_wpcom = ! $is_wpcom && get_option( 'disabled_likes' ); |
| 140 | return $is_likes_module_inactive || $is_disabled_on_wpcom || $is_disabled_on_non_wpcom || ! $settings->is_likes_module_enabled(); |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * Renders the iframe and enqueues the necessary scripts. |
| 145 | */ |
| 146 | function render_iframe() { |
| 147 | static $main_iframe_added = false; |
| 148 | |
| 149 | if ( ! $main_iframe_added ) { |
| 150 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 151 | // @phan-suppress-next-line PhanUndeclaredStaticMethod -- Can't do a stub for this one since Jetpack has its own class with the same name. |
| 152 | \Jetpack_Likes::likes_master(); |
| 153 | } else { |
| 154 | require_once JETPACK__PLUGIN_DIR . 'modules/likes.php'; |
| 155 | jetpack_likes_master_iframe(); |
| 156 | } |
| 157 | |
| 158 | $main_iframe_added = true; |
| 159 | } |
| 160 | } |
| 161 |