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<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName /** * Twitter Timeline Widget. * * Based on Evolution Twitter Timeline * (https://wordpress.org/extend/plugins/evolution-twitter-timeline/) * For details on Twitter Timelines see: * - https://twitter.com/settings/widgets * - https://dev.twitter.com/docs/embedded-timelines * * @package automattic/jetpack / // phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files. use Automattic\Jetpack\Assets; use Automattic\Jetpack\Redirect; /* * Register the widget for use in Appearance -> Widgets / function jetpack_twitter_timeline_widget_init() { register_widget( 'Jetpack_Twitter_Timeline_Widget' ); } add_action( 'widgets_init', 'jetpack_twitter_timeline_widget_init' ); /* * Widget class. / class Jetpack_Twitter_Timeline_Widget extends WP_Widget { /* * Register widget with WordPress. / public function __construct() { parent::__construct( 'twitter_timeline', /* This filter is documented in modules/widgets/facebook-likebox.php / apply_filters( 'jetpack_widget_name', esc_html__( 'Twitter Timeline', 'jetpack' ) ), array( 'classname' => 'widget_twitter_timeline', 'description' => __( 'Display an official Twitter Embedded Timeline widget.', 'jetpack' ), 'customize_selective_refresh' => true, ) ); if ( is_active_widget( false, false, $this->id_base ) \|\| is_active_widget( false, false, 'monster' ) \|\| is_customize_preview() ) { add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) ); } add_action( 'admin_enqueue_scripts', array( $this, 'admin_scripts' ) ); add_filter( 'widget_types_to_hide_from_legacy_widget_block', array( $this, 'hide_widget_in_block_editor' ) ); } /* * Remove the "Twitter Timeline" widget from the Legacy Widget block * * @param array $widget_types List of widgets that are currently removed from the Legacy Widget block. * @return array $widget_types New list of widgets that will be removed. / public function hide_widget_in_block_editor( $widget_types ) { $widget_types[] = 'twitter_timeline'; return $widget_types; } /* * Enqueue scripts. / public function enqueue_scripts() { if ( ! class_exists( 'Jetpack_AMP_Support' ) \|\| ! Jetpack_AMP_Support::is_amp_request() ) { wp_enqueue_script( 'jetpack-twitter-timeline' ); } } /* * Enqueue script to improve admin UI * * @param string $hook Page hook. / public function admin_scripts( $hook ) { // This is still 'widgets.php' when managing widgets via the Customizer. if ( 'widgets.php' === $hook ) { wp_enqueue_script( 'twitter-timeline-admin', Assets::get_file_url_for_environment( '_inc/build/widgets/twitter-timeline-admin.min.js', 'modules/widgets/twitter-timeline-admin.js' ), array( 'jquery' ), JETPACK__VERSION, true ); } } /* * Front-end display of widget. * * @see WP_Widget::widget() * * @param array $args Widget arguments. * @param array $instance Saved values from database. / public function widget( $args, $instance ) { $output = ''; // Twitter deprecated `data-widget-id` on 2018-05-25, // with cease support deadline on 2018-07-27. if ( isset( $instance['type'] ) && 'widget-id' === $instance['type'] ) { if ( current_user_can( 'edit_theme_options' ) ) { $output .= $args['before_widget'] . $args['before_title'] . esc_html__( 'Twitter Timeline', 'jetpack' ) . $args['after_title'] . '<p>' . esc_html__( "The Twitter Timeline widget can't display tweets based on searches or hashtags. To display a simple list of tweets instead, change the Widget ID to a Twitter username. Otherwise, delete this widget.", 'jetpack' ) . '</p>' . '<p>' . esc_html__( '(Only administrators will see this message.)', 'jetpack' ) . '</p>' . $args['after_widget']; } echo $output; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped return; } $instance['lang'] = substr( strtoupper( get_locale() ), 0, 2 ); $output .= $args['before_widget']; $title = isset( $instance['title'] ) ? $instance['title'] : ''; /* This filter is documented in core/src/wp-includes/default-widgets.php / $title = apply_filters( 'widget_title', $title ); if ( ! empty( $title ) ) { $output .= $args['before_title'] . $title . $args['after_title']; } $possible_data_attribs = array( 'width', 'height', 'theme', 'border-color', 'tweet-limit', 'lang', ); $data_attrs = ''; foreach ( $possible_data_attribs as $att ) { if ( ! empty( $instance[ $att ] ) && ! is_array( $instance[ $att ] ) ) { $data_attrs .= ' data-' . esc_attr( $att ) . '="' . esc_attr( $instance[ $att ] ) . '"'; } } /* This filter is documented in modules/shortcodes/tweet.php / $partner = apply_filters( 'jetpack_twitter_partner_id', 'jetpack' ); if ( ! empty( $partner ) ) { $data_attrs .= ' data-partner="' . esc_attr( $partner ) . '"'; } /* * Allow the activation of Do Not Track for the Twitter Timeline Widget. * * @see https://developer.twitter.com/en/docs/twitter-for-websites/timelines/guides/parameter-reference.html * * @module widgets * * @since 6.9.0 * * @param bool false Should the Twitter Timeline use the DNT attribute? Default to false. / $dnt = apply_filters( 'jetpack_twitter_timeline_default_dnt', false ); if ( true === $dnt ) { $data_attrs .= ' data-dnt="true"'; } if ( ! empty( $instance['chrome'] ) && is_array( $instance['chrome'] ) ) { $data_attrs .= ' data-chrome="' . esc_attr( implode( ' ', $instance['chrome'] ) ) . '"'; } $timeline_placeholder = __( 'My Tweets', 'jetpack' ); /* * Filter the Timeline placeholder text. * * @module widgets * * @since 3.4.0 * * @param string $timeline_placeholder Timeline placeholder text. / $timeline_placeholder = apply_filters( 'jetpack_twitter_timeline_placeholder', $timeline_placeholder ); $type = ( isset( $instance['type'] ) ? $instance['type'] : '' ); $widget_id = ( isset( $instance['widget-id'] ) ? $instance['widget-id'] : '' ); if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) { $width = ! empty( $instance['width'] ) ? $instance['width'] : 600; $height = ! empty( $instance['height'] ) ? $instance['height'] : 480; $output .= '<amp-twitter' . $data_attrs . ' layout="responsive" data-timeline-source-type="profile" data-timeline-screen-name="' . esc_attr( $widget_id ) . '" width="' . absint( $width ) . '" height="' . absint( $height ) . '">'; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped $output .= esc_html( $timeline_placeholder ) . '</amp-twitter>'; echo $output . $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped return; } // Start tag output // This tag is transformed into the widget markup by Twitter's // widgets.js code. $output .= '<a class="twitter-timeline"' . $data_attrs; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped switch ( $type ) { case 'profile': $output .= ' href="https://twitter.com/' . esc_attr( $widget_id ) . '"'; break; case 'widget-id': default: $output .= ' data-widget-id="' . esc_attr( $widget_id ) . '"'; break; } $output .= ' href="https://twitter.com/' . esc_attr( $widget_id ) . '"'; // End tag output. $output .= '>'; $output .= esc_html( $timeline_placeholder ) . '</a>'; // End tag output. echo $output . $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped /* This action is documented in modules/widgets/gravatar-profile.php / do_action( 'jetpack_stats_extra', 'widget_view', 'twitter_timeline' ); } /* * Sanitize widget form values as they are saved. * * @see WP_Widget::update() * * @param array $new_instance Values just sent to be saved. * @param array $old_instance Previously saved values from database. * * @return array Updated safe values to be saved. / public function update( $new_instance, $old_instance ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable $instance = array(); $instance['title'] = sanitize_text_field( $new_instance['title'] ); $width = (int) $new_instance['width']; if ( $width ) { // From publish.twitter.com: 220 <= width <= 1200. $instance['width'] = min( max( $width, 220 ), 1200 ); } else { // Set default width value to minimum. $instance['width'] = 220; } $tweet_display = sanitize_text_field( $new_instance['tweet-display'] ); $instance['tweet-display'] = $tweet_display; /* * A timeline with a specified limit is expanded to the height of those Tweets. * The specified height value no longer applies, so reject the height value * when a valid limit is set: a widget attempting to save both limit 5 and * height 400 would be saved with just limit 5. * So if the tweet display option is set to 'dynamic' the limit will be unset and we'll * take into account the height value. * If the tweet display option is set to 'fixed' the height will be unset and we'll * take into account the limit value. / $instance['height'] = ''; $instance['tweet-limit'] = null; switch ( $tweet_display ) { case 'dynamic': $height = (int) $new_instance['height']; // From publish.twitter.com: height >= 200. $instance['height'] = max( $height, 200 ); break; case 'fixed': $tweet_limit = (int) $new_instance['tweet-limit']; // From publish.twitter.com: 1 >= tweet-limit >= 20. $instance['tweet-limit'] = min( max( $tweet_limit, 1 ), 20 ); break; } // If they entered something that might be a full URL, try to parse it out. if ( is_string( $new_instance['widget-id'] ) ) { if ( preg_match( '#https?://twitter\.com/settings/widgets/(\d+)#s', $new_instance['widget-id'], $matches ) ) { $new_instance['widget-id'] = $matches[1]; } } $instance['widget-id'] = sanitize_text_field( $new_instance['widget-id'] ); $new_border_color = sanitize_hex_color( $new_instance['border-color'] ); if ( ! empty( $new_border_color ) ) { $instance['border-color'] = $new_border_color; } $instance['type'] = 'profile'; $instance['theme'] = 'light'; if ( in_array( $new_instance['theme'], array( 'light', 'dark' ), true ) ) { $instance['theme'] = $new_instance['theme']; } $instance['chrome'] = array(); $chrome_settings = array( 'noheader', 'nofooter', 'noborders', 'transparent', 'noscrollbar', ); foreach ( $chrome_settings as $chrome ) { switch ( $chrome ) { case 'noheader': case 'nofooter': case 'noborders': case 'noscrollbar': if ( ! isset( $new_instance['chrome'] ) \|\| ! in_array( $chrome, $new_instance['chrome'], true ) ) { $instance['chrome'][] = $chrome; } break; default: if ( isset( $new_instance['chrome'] ) && in_array( $chrome, $new_instance['chrome'], true ) ) { $instance['chrome'][] = $chrome; } break; } } return $instance; } /* * Returns a link to the documentation for a feature of this widget on * Jetpack or WordPress.com. * * @param string $hash anchor to potentially append to URL to target specific paragraph in page. / public function get_docs_link( $hash = '' ) { if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { $base_url = 'https://wordpress.com/support/widgets/twitter-timeline-widget/'; } else { $base_url = esc_url( Redirect::get_url( 'jetpack-support-extra-sidebar-widgets-twitter-timeline-widget' ) ); } return '<a class="widget-access-link" href="' . $base_url . $hash . '" target="_blank"> Need help?</a>'; } /* * Back end widget form. * * @see WP_Widget::form() * * @param array $instance Previously saved values from database. / public function form( $instance ) { $defaults = array( 'title' => esc_html__( 'Follow me on Twitter', 'jetpack' ), 'width' => '220', 'height' => '200', 'type' => 'profile', 'widget-id' => '', 'border-color' => '#f0f0f1', 'theme' => 'light', 'chrome' => array(), 'tweet-limit' => 1, 'tweet-display' => 'dynamic', ); $instance = wp_parse_args( (array) $instance, $defaults ); if ( 'widget-id' === $instance['type'] ) { $instance['widget-id'] = ''; } $instance['type'] = 'profile'; /* * Set the tweet-display option to 'fixed' if height is empty and tweet-limit set * to ensure backwards compatibility with pre-existing widgets. */ if ( empty( $instance['height'] ) && isset( $instance['tweet-limit'] ) ) { $instance['tweet-display'] = 'fixed'; } ?> <p class="jetpack-twitter-timeline-widget-id-container"> <label for="<?php echo esc_attr( $this->get_field_id( 'widget-id' ) ); ?>"> <?php esc_html_e( 'Twitter username:', 'jetpack' ); ?> <?php echo wp_kses( $this->get_docs_link( '#twitter-username' ), array( 'a' => array( 'href' => array(), 'rel' => array(), 'target' => array(), 'class' => array(), ), ) ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'widget-id' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'widget-id' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['widget-id'] ); ?>" /> </p> <p> <label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"> <?php esc_html_e( 'Title:', 'jetpack' ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>" /> </p> <p> <label> <strong><?php esc_html_e( 'Number of tweets shown:', 'jetpack' ); ?></strong> </label> <ul> <li> <label> <input id="<?php echo esc_attr( $this->get_field_id( 'tweet-display' ) ); ?>-dynamic" name="<?php echo esc_attr( $this->get_field_name( 'tweet-display' ) ); ?>" type="radio" class="jetpack-twitter-timeline-widget-tweet-display-radio" value="dynamic" <?php checked( 'dynamic', $instance['tweet-display'] ); ?> /> <?php esc_html_e( 'Dynamic', 'jetpack' ); ?> </label> </li> <li> <label> <input id="<?php echo esc_attr( $this->get_field_id( 'tweet-display' ) ); ?>-fixed" name="<?php echo esc_attr( $this->get_field_name( 'tweet-display' ) ); ?>" type="radio" class="jetpack-twitter-timeline-widget-tweet-display-radio" value="fixed" <?php checked( 'fixed', $instance['tweet-display'] ); ?> /> <?php esc_html_e( 'Fixed', 'jetpack' ); ?> </label> </li> </ul> </p> <p class="jetpack-twitter-timeline-widget-height-container" <?php echo ( 'fixed' === $instance['tweet-display'] ) ? ' style="display:none;"' : ''; ?>> <label for="<?php echo esc_attr( $this->get_field_id( 'height' ) ); ?>"> <?php esc_html_e( 'Height (in pixels; at least 200):', 'jetpack' ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'height' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'height' ) ); ?>" type="number" min="200" value="<?php echo esc_attr( $instance['height'] ); ?>" /> </p> <p class="jetpack-twitter-timeline-widget-tweet-limit-container" <?php echo ( 'dynamic' === $instance['tweet-display'] ) ? ' style="display:none;"' : ''; ?>> <label for="<?php echo esc_attr( $this->get_field_id( 'tweet-limit' ) ); ?>"> <?php esc_html_e( 'Number of tweets in the timeline (1 to 20):', 'jetpack' ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'tweet-limit' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'tweet-limit' ) ); ?>" type="number" min="1" max="20" value="<?php echo esc_attr( $instance['tweet-limit'] ); ?>" /> </p> <p> <label for="<?php echo esc_attr( $this->get_field_id( 'width' ) ); ?>"> <?php esc_html_e( 'Maximum width (in pixels; 220 to 1200):', 'jetpack' ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'width' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'width' ) ); ?>" type="number" min="220" max="1200" value="<?php echo esc_attr( $instance['width'] ); ?>" /> </p> <p> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-noheader' ) ); ?>"> <strong><?php esc_html_e( 'Layout options:', 'jetpack' ); ?></strong> </label> </p> <p> <input type="checkbox" <?php checked( false, in_array( 'noheader', $instance['chrome'], true ) ); ?> id="<?php echo esc_attr( $this->get_field_id( 'chrome-noheader' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'chrome' ) ); ?>[]" value="noheader" /> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-noheader' ) ); ?>"> <?php esc_html_e( 'Show header', 'jetpack' ); ?> </label> <br /> <input type="checkbox" <?php checked( false, in_array( 'nofooter', $instance['chrome'], true ) ); ?> id="<?php echo esc_attr( $this->get_field_id( 'chrome-nofooter' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'chrome' ) ); ?>[]" value="nofooter" /> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-nofooter' ) ); ?>"> <?php esc_html_e( 'Show footer', 'jetpack' ); ?> </label> <br /> <input type="checkbox" <?php checked( false, in_array( 'noborders', $instance['chrome'], true ) ); ?> id="<?php echo esc_attr( $this->get_field_id( 'chrome-noborders' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'chrome' ) ); ?>[]" value="noborders" /> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-noborders' ) ); ?>"> <?php esc_html_e( 'Show borders', 'jetpack' ); ?> </label> <br /> <input type="checkbox" <?php checked( false, in_array( 'noscrollbar', $instance['chrome'], true ) ); ?> id="<?php echo esc_attr( $this->get_field_id( 'chrome-noscrollbar' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'chrome' ) ); ?>[]" value="noscrollbar" <?php disabled( 'fixed', $instance['tweet-display'] ); ?> /> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-noscrollbar' ) ); ?>"> <?php esc_html_e( 'Show scrollbar', 'jetpack' ); ?> </label> <br /> <input type="checkbox" <?php checked( in_array( 'transparent', $instance['chrome'], true ) ); ?> id="<?php echo esc_attr( $this->get_field_id( 'chrome-transparent' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'chrome' ) ); ?>[]" value="transparent" /> <label for="<?php echo esc_attr( $this->get_field_id( 'chrome-transparent' ) ); ?>"> <?php esc_html_e( 'Transparent background', 'jetpack' ); ?> </label> </p> <p> <label for="<?php echo esc_attr( $this->get_field_id( 'border-color' ) ); ?>"> <?php esc_html_e( 'Border color (in hex format):', 'jetpack' ); ?> </label> <input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'border-color' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'border-color' ) ); ?>" type="text" value="<?php echo esc_attr( $instance['border-color'] ); ?>" /> </p> <p> <label for="<?php echo esc_attr( $this->get_field_id( 'theme' ) ); ?>"> <?php esc_html_e( 'Color scheme:', 'jetpack' ); ?> </label> <select name="<?php echo esc_attr( $this->get_field_name( 'theme' ) ); ?>" id="<?php echo esc_attr( $this->get_field_id( 'theme' ) ); ?>" class="widefat" > <option value="light"<?php selected( $instance['theme'], 'light' ); ?>> <?php esc_html_e( 'Light', 'jetpack' ); ?> </option> <option value="dark"<?php selected( $instance['theme'], 'dark' ); ?>> <?php esc_html_e( 'Dark', 'jetpack' ); ?> </option> </select> </p> <?php } }

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