authors
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contact-info
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eu-cookie-law
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flickr
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gallery
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goodreads
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image-widget
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instagram
4 months ago
internet-defense-league
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milestone
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my-community
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social-icons
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social-media-icons
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top-posts
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authors.php
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blog-stats.php
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customizer-controls.css
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facebook-likebox.php
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flickr.php
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gallery.php
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gravatar-profile.css
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gravatar-profile.php
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image-widget.php
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internet-defense-league.php
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mailchimp.php
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milestone.php
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my-community.php
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rsslinks-widget.php
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simple-payments.php
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social-icons.php
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social-media-icons.php
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top-posts.php
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twitter-timeline.php
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upcoming-events.php
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wordpress-post-widget.php
7 months ago
rsslinks-widget.php
315 lines
| 1 | <?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName |
| 2 | /** |
| 3 | * RSS Links Widget |
| 4 | * |
| 5 | * @package automattic/jetpack |
| 6 | */ |
| 7 | |
| 8 | if ( ! defined( 'ABSPATH' ) ) { |
| 9 | exit( 0 ); |
| 10 | } |
| 11 | |
| 12 | // phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files. |
| 13 | |
| 14 | /** |
| 15 | * Register the widget. |
| 16 | */ |
| 17 | function jetpack_rss_links_widget_init() { |
| 18 | register_widget( Jetpack_RSS_Links_Widget::class ); |
| 19 | } |
| 20 | add_action( 'widgets_init', 'jetpack_rss_links_widget_init' ); |
| 21 | |
| 22 | /** |
| 23 | * RSS Links Widget class. |
| 24 | */ |
| 25 | class Jetpack_RSS_Links_Widget extends WP_Widget { |
| 26 | /** |
| 27 | * Constructor |
| 28 | */ |
| 29 | public function __construct() { |
| 30 | $widget_ops = array( |
| 31 | 'classname' => 'widget_rss_links', |
| 32 | 'description' => __( "Links to your blog's RSS feeds", 'jetpack' ), |
| 33 | 'customize_selective_refresh' => true, |
| 34 | ); |
| 35 | parent::__construct( |
| 36 | 'rss_links', |
| 37 | /** This filter is documented in modules/widgets/facebook-likebox.php */ |
| 38 | apply_filters( 'jetpack_widget_name', __( 'RSS Links', 'jetpack' ) ), |
| 39 | $widget_ops |
| 40 | ); |
| 41 | } |
| 42 | |
| 43 | /** |
| 44 | * Display the widget. |
| 45 | * |
| 46 | * @param array $args Display arguments including before_title, after_title, before_widget, and after_widget. |
| 47 | * @param array $instance The settings for the particular instance of the widget. |
| 48 | */ |
| 49 | public function widget( $args, $instance ) { |
| 50 | $instance = wp_parse_args( (array) $instance, $this->defaults() ); |
| 51 | |
| 52 | $before_widget = $args['before_widget'] ?? ''; |
| 53 | $before_title = $args['before_title'] ?? ''; |
| 54 | $after_title = $args['after_title'] ?? ''; |
| 55 | $after_widget = $args['after_widget'] ?? ''; |
| 56 | |
| 57 | /** This filter is documented in core/src/wp-includes/default-widgets.php */ |
| 58 | $title = apply_filters( 'widget_title', $instance['title'] ); |
| 59 | echo $before_widget; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 60 | |
| 61 | if ( $title ) { |
| 62 | echo $before_title . $title . $after_title; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 63 | } |
| 64 | |
| 65 | if ( 'text' === $instance['format'] ) { |
| 66 | echo '<ul>'; |
| 67 | } |
| 68 | |
| 69 | if ( 'posts' === $instance['display'] ) { |
| 70 | $this->rss_link( 'posts', $instance ); |
| 71 | } elseif ( 'comments' === $instance['display'] ) { |
| 72 | $this->rss_link( 'comments', $instance ); |
| 73 | } elseif ( 'posts-comments' === $instance['display'] ) { |
| 74 | $this->rss_link( 'posts', $instance ); |
| 75 | $this->rss_link( 'comments', $instance ); |
| 76 | } |
| 77 | |
| 78 | if ( 'text' === $instance['format'] ) { |
| 79 | echo '</ul>'; |
| 80 | } |
| 81 | |
| 82 | echo "\n" . $after_widget; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 83 | |
| 84 | /** This action is documented in modules/widgets/gravatar-profile.php */ |
| 85 | do_action( 'jetpack_stats_extra', 'widget_view', 'rss-links' ); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * Return an associative array of default values |
| 90 | * These values are used in new widgets as well as when sanitizing input. |
| 91 | * |
| 92 | * @return array Array of default values for the Widget's options |
| 93 | */ |
| 94 | public function defaults() { |
| 95 | return array( |
| 96 | 'title' => '', |
| 97 | 'display' => 'posts-comments', |
| 98 | 'format' => 'text', |
| 99 | ); |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Sanitize widget form values as they are saved. |
| 104 | * |
| 105 | * @see WP_Widget::update() |
| 106 | * |
| 107 | * @param array $new_instance Values just sent to be saved. |
| 108 | * @param array $old_instance Previously saved values from database. |
| 109 | * |
| 110 | * @return array Updated safe values to be saved. |
| 111 | */ |
| 112 | public function update( $new_instance, $old_instance ) { |
| 113 | $instance = $old_instance; |
| 114 | |
| 115 | $instance['title'] = wp_filter_nohtml_kses( $new_instance['title'] ); |
| 116 | $instance['display'] = $new_instance['display']; |
| 117 | $instance['format'] = $new_instance['format']; |
| 118 | $instance['imagesize'] = $new_instance['imagesize']; |
| 119 | $instance['imagecolor'] = $new_instance['imagecolor']; |
| 120 | |
| 121 | return $instance; |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * Back end widget form. |
| 126 | * |
| 127 | * @see WP_Widget::form() |
| 128 | * |
| 129 | * @param array $instance Previously saved values from database. |
| 130 | * |
| 131 | * @return string|void |
| 132 | */ |
| 133 | public function form( $instance ) { |
| 134 | $instance = wp_parse_args( (array) $instance, $this->defaults() ); |
| 135 | |
| 136 | $title = stripslashes( $instance['title'] ); |
| 137 | $display = $instance['display']; |
| 138 | $format = $instance['format']; |
| 139 | $image_size = $instance['imagesize'] ?? 0; |
| 140 | $image_color = $instance['imagecolor'] ?? 'red'; |
| 141 | |
| 142 | echo '<p><label for="' . esc_attr( $this->get_field_id( 'title' ) ) . '">' . esc_html__( 'Title:', 'jetpack' ) . ' |
| 143 | <input class="widefat" id="' . esc_attr( $this->get_field_id( 'title' ) ) . '" name="' . esc_attr( $this->get_field_name( 'title' ) ) . '" type="text" value="' . esc_attr( $title ) . '" /> |
| 144 | </label></p>'; |
| 145 | |
| 146 | $displays = array( |
| 147 | 'posts' => __( 'Posts', 'jetpack' ), |
| 148 | 'comments' => __( 'Comments', 'jetpack' ), |
| 149 | 'posts-comments' => __( 'Posts & Comments', 'jetpack' ), |
| 150 | ); |
| 151 | echo '<p><label for="' . esc_attr( $this->get_field_id( 'display' ) ) . '">' . esc_html__( 'Feed(s) to Display:', 'jetpack' ) . ' |
| 152 | <select class="widefat" id="' . esc_attr( $this->get_field_id( 'display' ) ) . '" name="' . esc_attr( $this->get_field_name( 'display' ) ) . '">'; |
| 153 | foreach ( $displays as $display_option => $label ) { |
| 154 | echo '<option value="' . esc_attr( $display_option ) . '"'; |
| 155 | if ( $display_option === $display ) { |
| 156 | echo ' selected="selected"'; |
| 157 | } |
| 158 | echo '>' . esc_html( $label ) . '</option>' . "\n"; |
| 159 | } |
| 160 | echo '</select></label></p>'; |
| 161 | |
| 162 | $formats = array( |
| 163 | 'text' => __( 'Text Link', 'jetpack' ), |
| 164 | 'image' => __( 'Image Link', 'jetpack' ), |
| 165 | 'text-image' => __( 'Text & Image Links', 'jetpack' ), |
| 166 | ); |
| 167 | echo '<p><label for="' . esc_attr( $this->get_field_id( 'format' ) ) . '">' . esc_html_x( 'Format:', 'Noun', 'jetpack' ) . ' |
| 168 | <select class="widefat" id="' . esc_attr( $this->get_field_id( 'format' ) ) . '" name="' . esc_attr( $this->get_field_name( 'format' ) ) . '" onchange="if ( this.value == \'text\' ) jQuery( ' . esc_attr( wp_json_encode( '#' . $this->get_field_id( 'image-settings' ), JSON_UNESCAPED_SLASHES | JSON_HEX_AMP ) ) . ' ).fadeOut(); else jQuery( ' . esc_attr( wp_json_encode( '#' . $this->get_field_id( 'image-settings' ), JSON_UNESCAPED_SLASHES | JSON_HEX_AMP ) ) . ' ).fadeIn();">'; |
| 169 | foreach ( $formats as $format_option => $label ) { |
| 170 | echo '<option value="' . esc_attr( $format_option ) . '"'; |
| 171 | if ( $format_option === $format ) { |
| 172 | echo ' selected="selected"'; |
| 173 | } |
| 174 | echo '>' . esc_html( $label ) . '</option>' . "\n"; |
| 175 | } |
| 176 | echo '</select></label></p>'; |
| 177 | |
| 178 | echo '<div id="' . esc_attr( $this->get_field_id( 'image-settings' ) ) . '"'; |
| 179 | if ( 'text' === $format ) { |
| 180 | echo ' style="display: none;"'; |
| 181 | } |
| 182 | echo '><h3>' . esc_html__( 'Image Settings:', 'jetpack' ) . '</h3>'; |
| 183 | |
| 184 | $sizes = array( |
| 185 | 'small' => __( 'Small', 'jetpack' ), |
| 186 | 'medium' => __( 'Medium', 'jetpack' ), |
| 187 | 'large' => __( 'Large', 'jetpack' ), |
| 188 | ); |
| 189 | echo '<p><label for="' . esc_attr( $this->get_field_id( 'imagesize' ) ) . '">' . esc_html__( 'Image Size:', 'jetpack' ) . ' |
| 190 | <select class="widefat" id="' . esc_attr( $this->get_field_id( 'imagesize' ) ) . '" name="' . esc_attr( $this->get_field_name( 'imagesize' ) ) . '">'; |
| 191 | foreach ( $sizes as $size => $label ) { |
| 192 | echo '<option value="' . esc_attr( $size ) . '"'; |
| 193 | if ( $size === $image_size ) { |
| 194 | echo ' selected="selected"'; |
| 195 | } |
| 196 | echo '>' . esc_html( $label ) . '</option>' . "\n"; |
| 197 | } |
| 198 | echo '</select></label></p>'; |
| 199 | |
| 200 | $colors = array( |
| 201 | 'red' => __( 'Red', 'jetpack' ), |
| 202 | 'orange' => __( 'Orange', 'jetpack' ), |
| 203 | 'green' => __( 'Green', 'jetpack' ), |
| 204 | 'blue' => __( 'Blue', 'jetpack' ), |
| 205 | 'purple' => __( 'Purple', 'jetpack' ), |
| 206 | 'pink' => __( 'Pink', 'jetpack' ), |
| 207 | 'silver' => __( 'Silver', 'jetpack' ), |
| 208 | ); |
| 209 | echo '<p><label for="' . esc_attr( $this->get_field_id( 'imagecolor' ) ) . '">' . esc_html__( 'Image Color:', 'jetpack' ) . ' |
| 210 | <select class="widefat" id="' . esc_attr( $this->get_field_id( 'imagecolor' ) ) . '" name="' . esc_attr( $this->get_field_name( 'imagecolor' ) ) . '">'; |
| 211 | foreach ( $colors as $color => $label ) { |
| 212 | echo '<option value="' . esc_attr( $color ) . '"'; |
| 213 | if ( $color === $image_color ) { |
| 214 | echo ' selected="selected"'; |
| 215 | } |
| 216 | echo '>' . esc_html( $label ) . '</option>' . "\n"; |
| 217 | } |
| 218 | echo '</select></label></p></div>'; |
| 219 | } |
| 220 | |
| 221 | /** |
| 222 | * Output a link with a link to the feed. |
| 223 | * |
| 224 | * @param string $type Widget type (posts or comments). |
| 225 | * @param array $args Widget arguments. |
| 226 | */ |
| 227 | private function rss_link( $type, $args ) { |
| 228 | $link_text = null; |
| 229 | $rss_type = null; |
| 230 | $subscribe_to = null; |
| 231 | |
| 232 | if ( 'posts' === $type ) { |
| 233 | $subscribe_to = esc_html__( 'Subscribe to posts', 'jetpack' ); |
| 234 | $link_text = esc_html__( 'RSS - Posts', 'jetpack' ); |
| 235 | $rss_type = 'rss2_url'; |
| 236 | } elseif ( 'comments' === $type ) { |
| 237 | $subscribe_to = esc_html__( 'Subscribe to comments', 'jetpack' ); |
| 238 | $link_text = esc_html__( 'RSS - Comments', 'jetpack' ); |
| 239 | $rss_type = 'comments_rss2_url'; |
| 240 | } |
| 241 | |
| 242 | /** |
| 243 | * Filters the target link attribute for the RSS link in the RSS widget. |
| 244 | * |
| 245 | * @module widgets |
| 246 | * |
| 247 | * @since 3.4.0 |
| 248 | * |
| 249 | * @param bool false Control whether the link should open in a new tab. Default to false. |
| 250 | */ |
| 251 | if ( apply_filters( 'jetpack_rsslinks_widget_target_blank', false ) ) { |
| 252 | $link_target = '_blank'; |
| 253 | } else { |
| 254 | $link_target = '_self'; |
| 255 | } |
| 256 | |
| 257 | $link_contents = null; |
| 258 | $format = $args['format']; |
| 259 | if ( 'image' === $format ) { |
| 260 | $link_contents = $this->get_image_tag( $args ); |
| 261 | } elseif ( 'text-image' === $format ) { |
| 262 | $link_contents = sprintf( |
| 263 | '%1$s %2$s', |
| 264 | $this->get_image_tag( $args ), |
| 265 | $link_text |
| 266 | ); |
| 267 | } elseif ( 'text' === $format ) { |
| 268 | $link_contents = $link_text; |
| 269 | } |
| 270 | |
| 271 | printf( |
| 272 | '%1$s<a target="%3$s" href="%4$s" title="%5$s">%6$s</a>%2$s', |
| 273 | 'text' === $format ? '<li>' : '<p>', |
| 274 | 'text' === $format ? '</li>' : '</p>', |
| 275 | esc_attr( $link_target ), |
| 276 | esc_url( get_bloginfo( $rss_type ) ), |
| 277 | esc_attr( $subscribe_to ), |
| 278 | $link_contents // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- we are escaping this above. |
| 279 | ); |
| 280 | } |
| 281 | |
| 282 | /** |
| 283 | * Return an image tag for the RSS icon. |
| 284 | * |
| 285 | * @param array $args Widget arguments. |
| 286 | */ |
| 287 | private function get_image_tag( $args ) { |
| 288 | $image_path = sprintf( |
| 289 | 'images/rss/%1$s-%2$s.png', |
| 290 | $args['imagecolor'], |
| 291 | $args['imagesize'] |
| 292 | ); |
| 293 | |
| 294 | /** |
| 295 | * Filters the image used as RSS icon in the RSS widget. |
| 296 | * |
| 297 | * @module widgets |
| 298 | * |
| 299 | * @since 3.6.0 |
| 300 | * |
| 301 | * @param string $var URL of RSS Widget icon. |
| 302 | */ |
| 303 | $image = apply_filters( |
| 304 | 'jetpack_rss_widget_icon', |
| 305 | plugins_url( $image_path, dirname( __DIR__ ) ) |
| 306 | ); |
| 307 | |
| 308 | return sprintf( |
| 309 | '<img src="%1$s" alt="%2$s" />', |
| 310 | esc_url( $image ), |
| 311 | esc_attr__( 'RSS feed', 'jetpack' ) |
| 312 | ); |
| 313 | } |
| 314 | } // Class Jetpack_RSS_Links_Widget |
| 315 |