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<?php |
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/** |
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* Module Name: RSS Links Widget |
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* Module Description: Easily add RSS links to your theme's sidebar. |
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* Sort Order: 20 |
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* First Introduced: 1.2 |
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*/ |
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|
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class Jetpack_RSS_Links_Widget extends WP_Widget { |
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|
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function __construct() { |
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$widget_ops = array( |
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'classname' => 'widget_rss_links', |
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'description' => __( "Links to your blog's RSS feeds", 'jetpack' ), |
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'customize_selective_refresh' => true, |
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); |
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parent::__construct( |
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'rss_links', |
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/** This filter is documented in modules/widgets/facebook-likebox.php */ |
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apply_filters( 'jetpack_widget_name', __( 'RSS Links', 'jetpack' ) ), |
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$widget_ops |
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); |
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} |
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|
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/** |
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* Display the widget. |
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* |
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* @param array $args Display arguments including before_title, after_title, before_widget, and after_widget. |
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* @param array $instance The settings for the particular instance of the widget. |
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*/ |
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public function widget( $args, $instance ) { |
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$instance = wp_parse_args( (array) $instance, $this->defaults() ); |
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|
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$before_widget = isset( $args['before_widget'] ) ? $args['before_widget'] : ''; |
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$before_title = isset( $args['before_title'] ) ? $args['before_title'] : ''; |
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$after_title = isset( $args['after_title'] ) ? $args['after_title'] : ''; |
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$after_widget = isset( $args['after_widget'] ) ? $args['after_widget'] : ''; |
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|
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/** This filter is documented in core/src/wp-includes/default-widgets.php */ |
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$title = apply_filters( 'widget_title', $instance['title'] ); |
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echo $before_widget; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
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|
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if ( $title ) { |
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echo $before_title . esc_html( $title ) . $after_title; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
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} |
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|
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if ( 'text' === $instance['format'] ) { |
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echo '<ul>'; |
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} |
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|
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if ( 'posts' === $instance['display'] ) { |
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$this->_rss_link( 'posts', $instance ); |
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} elseif ( 'comments' === $instance['display'] ) { |
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$this->_rss_link( 'comments', $instance ); |
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} elseif ( 'posts-comments' === $instance['display'] ) { |
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$this->_rss_link( 'posts', $instance ); |
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$this->_rss_link( 'comments', $instance ); |
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} |
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|
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if ( 'text' === $instance['format'] ) { |
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echo '</ul>'; |
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} |
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|
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echo "\n" . $after_widget; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
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|
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/** This action is documented in modules/widgets/gravatar-profile.php */ |
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do_action( 'jetpack_stats_extra', 'widget_view', 'rss-links' ); |
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} |
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|
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/** |
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* Return an associative array of default values |
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* These values are used in new widgets as well as when sanitizing input. |
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* |
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* @return array Array of default values for the Widget's options |
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*/ |
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function defaults() { |
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return array( |
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'title' => '', |
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'display' => 'posts-comments', |
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'format' => 'text', |
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); |
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} |
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|
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function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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|
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$instance['title'] = wp_filter_nohtml_kses( $new_instance['title'] ); |
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$instance['display'] = $new_instance['display']; |
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$instance['format'] = $new_instance['format']; |
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$instance['imagesize'] = $new_instance['imagesize']; |
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$instance['imagecolor'] = $new_instance['imagecolor']; |
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|
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return $instance; |
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} |
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|
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function form( $instance ) { |
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$instance = wp_parse_args( (array) $instance, $this->defaults() ); |
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|
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$title = stripslashes( $instance['title'] ); |
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$display = $instance['display']; |
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$format = $instance['format']; |
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$image_size = isset( $instance['imagesize'] ) ? $instance['imagesize'] : 0; |
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$image_color = isset( $instance['imagecolor'] ) ? $instance['imagecolor'] : 'red'; |
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|
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echo '<p><label for="' . $this->get_field_id( 'title' ) . '">' . esc_html__( 'Title:', 'jetpack' ) . ' |
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<input class="widefat" id="' . $this->get_field_id( 'title' ) . '" name="' . $this->get_field_name( 'title' ) . '" type="text" value="' . esc_attr( $title ) . '" /> |
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</label></p>'; |
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|
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$displays = array( |
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'posts' => __( 'Posts', 'jetpack' ), |
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'comments' => __( 'Comments', 'jetpack' ), |
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'posts-comments' => __( 'Posts & Comments', 'jetpack' ), |
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); |
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echo '<p><label for="' . $this->get_field_id( 'display' ) . '">' . esc_html__( 'Feed(s) to Display:', 'jetpack' ) . ' |
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<select class="widefat" id="' . $this->get_field_id( 'display' ) . '" name="' . $this->get_field_name( 'display' ) . '">'; |
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foreach ( $displays as $display_option => $label ) { |
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echo '<option value="' . esc_attr( $display_option ) . '"'; |
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if ( $display_option == $display ) { |
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echo ' selected="selected"'; |
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} |
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echo '>' . esc_html( $label ) . '</option>' . "\n"; |
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} |
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echo '</select></label></p>'; |
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|
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$formats = array( |
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'text' => __( 'Text Link', 'jetpack' ), |
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'image' => __( 'Image Link', 'jetpack' ), |
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'text-image' => __( 'Text & Image Links', 'jetpack' ), |
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); |
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echo '<p><label for="' . $this->get_field_id( 'format' ) . '">' . _x( 'Format:', 'Noun', 'jetpack' ) . ' |
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<select class="widefat" id="' . $this->get_field_id( 'format' ) . '" name="' . $this->get_field_name( 'format' ) . '" onchange="if ( this.value == \'text\' ) jQuery( \'#' . $this->get_field_id( 'image-settings' ) . '\' ).fadeOut(); else jQuery( \'#' . $this->get_field_id( 'image-settings' ) . '\' ).fadeIn();">'; |
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foreach ( $formats as $format_option => $label ) { |
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echo '<option value="' . esc_attr( $format_option ) . '"'; |
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if ( $format_option == $format ) { |
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echo ' selected="selected"'; |
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} |
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echo '>' . esc_html( $label ) . '</option>' . "\n"; |
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} |
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echo '</select></label></p>'; |
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|
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echo '<div id="' . $this->get_field_id( 'image-settings' ) . '"'; |
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if ( 'text' == $format ) { |
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echo ' style="display: none;"'; |
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} |
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echo '><h3>' . esc_html__( 'Image Settings:', 'jetpack' ) . '</h3>'; |
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|
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$sizes = array( |
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'small' => __( 'Small', 'jetpack' ), |
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'medium' => __( 'Medium', 'jetpack' ), |
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'large' => __( 'Large', 'jetpack' ), |
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); |
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echo '<p><label for="' . $this->get_field_id( 'imagesize' ) . '">' . esc_html__( 'Image Size:', 'jetpack' ) . ' |
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<select class="widefat" id="' . $this->get_field_id( 'imagesize' ) . '" name="' . $this->get_field_name( 'imagesize' ) . '">'; |
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foreach ( $sizes as $size => $label ) { |
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echo '<option value="' . esc_attr( $size ) . '"'; |
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if ( $size == $image_size ) { |
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echo ' selected="selected"'; |
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} |
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echo '>' . esc_html( $label ) . '</option>' . "\n"; |
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} |
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echo '</select></label></p>'; |
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|
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$colors = array( |
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'red' => __( 'Red', 'jetpack' ), |
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'orange' => __( 'Orange', 'jetpack' ), |
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'green' => __( 'Green', 'jetpack' ), |
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'blue' => __( 'Blue', 'jetpack' ), |
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'purple' => __( 'Purple', 'jetpack' ), |
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'pink' => __( 'Pink', 'jetpack' ), |
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'silver' => __( 'Silver', 'jetpack' ), |
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); |
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echo '<p><label for="' . $this->get_field_id( 'imagecolor' ) . '">' . esc_html__( 'Image Color:', 'jetpack' ) . ' |
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<select class="widefat" id="' . $this->get_field_id( 'imagecolor' ) . '" name="' . $this->get_field_name( 'imagecolor' ) . '">'; |
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foreach ( $colors as $color => $label ) { |
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echo '<option value="' . esc_attr( $color ) . '"'; |
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if ( $color == $image_color ) { |
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echo ' selected="selected"'; |
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} |
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echo '>' . esc_html( $label ) . '</option>' . "\n"; |
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} |
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echo '</select></label></p></div>'; |
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} |
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|
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function _rss_link( $type, $args ) { |
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if ( 'posts' == $type ) { |
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$type_text = __( 'Posts', 'jetpack' ); |
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$rss_type = 'rss2_url'; |
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} elseif ( 'comments' == $type ) { |
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$type_text = __( 'Comments', 'jetpack' ); |
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$rss_type = 'comments_rss2_url'; |
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} |
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|
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$subscribe_to = sprintf( __( 'Subscribe to %s', 'jetpack' ), $type_text ); |
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|
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$link_item = ''; |
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$format = $args['format']; |
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|
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/** |
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* Filters the target link attribute for the RSS link in the RSS widget. |
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* |
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* @module widgets |
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* |
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* @since 3.4.0 |
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* |
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* @param bool false Control whether the link should open in a new tab. Default to false. |
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*/ |
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if ( apply_filters( 'jetpack_rsslinks_widget_target_blank', false ) ) { |
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$link_target = '_blank'; |
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} else { |
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$link_target = '_self'; |
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} |
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|
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if ( 'image' == $format || 'text-image' == $format ) { |
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/** |
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* Filters the image used as RSS icon in the RSS widget. |
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* |
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* @module widgets |
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* |
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* @since 3.6.0 |
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* |
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* @param string $var URL of RSS Widget icon. |
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*/ |
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$link_image = apply_filters( 'jetpack_rss_widget_icon', plugins_url( 'images/rss/' . $args['imagecolor'] . '-' . $args['imagesize'] . '.png', dirname( dirname( __FILE__ ) ) ) ); |
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$link_item = '<a target="' . $link_target . '" href="' . get_bloginfo( $rss_type ) . '" title="' . esc_attr( $subscribe_to ) . '"><img src="' . esc_url( $link_image ) . '" alt="RSS Feed" /></a>'; |
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} |
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if ( 'text-image' == $format ) { |
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$link_item .= ' <a target="' . $link_target . '" href="' . get_bloginfo( $rss_type ) . '" title="' . esc_attr( $subscribe_to ) . '">' . esc_html__( 'RSS - ' . $type_text, 'jetpack' ) . '</a>'; |
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} |
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if ( 'text' == $format ) { |
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$link_item = '<a target="' . $link_target . '" href="' . get_bloginfo( $rss_type ) . '" title="' . esc_attr( $subscribe_to ) . '">' . esc_html__( 'RSS - ' . $type_text, 'jetpack' ) . '</a>'; |
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} |
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|
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if ( 'text' == $format ) { |
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echo '<li>'; |
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} else { |
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echo '<p>'; |
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} |
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echo $link_item; |
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if ( 'text' == $format ) { |
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echo '</li>'; |
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} else { |
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echo '</p>'; |
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} |
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|
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} |
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} // Class Jetpack_RSS_Links_Widget |
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|
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function jetpack_rss_links_widget_init() { |
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register_widget( 'Jetpack_RSS_Links_Widget' ); |
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} |
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add_action( 'widgets_init', 'jetpack_rss_links_widget_init' ); |
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|
