| 1 |
<?php |
| 2 |
/** |
| 3 |
* UI: Recommended Widget class |
| 4 |
* |
| 5 |
* Provides a widget with Parse.ly recommended articles. |
| 6 |
* |
| 7 |
* @package Parsely |
| 8 |
*/ |
| 9 |
|
| 10 |
declare(strict_types=1); |
| 11 |
|
| 12 |
namespace Parsely\UI; |
| 13 |
|
| 14 |
use Parsely\Parsely; |
| 15 |
use WP_Widget; |
| 16 |
|
| 17 |
use const Parsely\PARSELY_FILE; |
| 18 |
|
| 19 |
/** |
| 20 |
* Provides a widget with Parse.ly recommended articles. |
| 21 |
*/ |
| 22 |
final class Recommended_Widget extends WP_Widget { |
| 23 |
/** |
| 24 |
* Instance of Parsely class. |
| 25 |
* |
| 26 |
* @var Parsely |
| 27 |
*/ |
| 28 |
private $parsely; |
| 29 |
|
| 30 |
/** |
| 31 |
* Constructor. |
| 32 |
* |
| 33 |
* @param Parsely $parsely Instance of Parsely class. |
| 34 |
*/ |
| 35 |
public function __construct( Parsely $parsely ) { |
| 36 |
parent::__construct( |
| 37 |
'Parsely_Recommended_Widget', |
| 38 |
__( 'Parse.ly Recommended Widget', 'wp-parsely' ), |
| 39 |
array( |
| 40 |
'classname' => 'Recommended_Widget parsely-recommended-widget-hidden', |
| 41 |
'description' => __( 'Display a list of post recommendations, personalized for a visitor or the current post.', 'wp-parsely' ), |
| 42 |
) |
| 43 |
); |
| 44 |
|
| 45 |
$this->parsely = $parsely; |
| 46 |
} |
| 47 |
|
| 48 |
/** |
| 49 |
* Gets the URL for the Recommendations API (GET /related). |
| 50 |
* |
| 51 |
* @see https://www.parse.ly/help/api/recommendations#get-related |
| 52 |
* |
| 53 |
* @internal While this is a public method now, this should be moved to a new class. |
| 54 |
* |
| 55 |
* @since 2.5.0 |
| 56 |
* |
| 57 |
* @param string $api_key Publisher Site ID (API key). |
| 58 |
* @param int|null $published_within Publication filter start date; see https://www.parse.ly/help/api/time for |
| 59 |
* formatting details. No restriction by default. |
| 60 |
* @param string|null $sort What to sort the results by. There are currently 2 valid options: `score`, |
| 61 |
* which will sort articles by overall relevance and `pub_date` which will sort |
| 62 |
* results by their publication date. The default is `score`. |
| 63 |
* @param string|null $boost Available for sort=score only. Sub-sort value to re-rank relevant posts that |
| 64 |
* received high e.g. views; default is undefined. |
| 65 |
* @param int $return_limit Number of records to retrieve; defaults to "10". |
| 66 |
* @return string API URL. |
| 67 |
*/ |
| 68 |
private function get_api_url( string $api_key, ?int $published_within, ?string $sort, ?string $boost, int $return_limit ): string { |
| 69 |
$related_api_endpoint = 'https://api.parsely.com/v2/related'; |
| 70 |
|
| 71 |
$query_args = array( |
| 72 |
'apikey' => $api_key, |
| 73 |
'sort' => $sort, |
| 74 |
'limit' => $return_limit, |
| 75 |
); |
| 76 |
|
| 77 |
if ( 'score' === $sort && 'no-boost' !== $boost ) { |
| 78 |
$query_args['boost'] = $boost; |
| 79 |
} |
| 80 |
|
| 81 |
if ( null !== $published_within && 0 !== $published_within ) { |
| 82 |
$query_args['pub_date_start'] = $published_within . 'd'; |
| 83 |
} |
| 84 |
|
| 85 |
return add_query_arg( $query_args, $related_api_endpoint ); |
| 86 |
} |
| 87 |
|
| 88 |
/** |
| 89 |
* This is the widget function. |
| 90 |
* |
| 91 |
* @param array $args Widget Arguments. |
| 92 |
* @param array $instance Values saved to the db. |
| 93 |
*/ |
| 94 |
public function widget( $args, $instance ): void { |
| 95 |
if ( ! $this->api_key_and_secret_are_populated() ) { |
| 96 |
return; |
| 97 |
} |
| 98 |
|
| 99 |
$removed_title_esc = remove_filter( 'widget_title', 'esc_html' ); |
| 100 |
|
| 101 |
/** This filter is documented in wp-includes/widgets/class-wp-widget-pages.php */ |
| 102 |
$title = apply_filters( 'widget_title', $instance['title'] ); |
| 103 |
|
| 104 |
if ( $removed_title_esc ) { |
| 105 |
add_filter( 'widget_title', 'esc_html' ); |
| 106 |
} |
| 107 |
|
| 108 |
$title_html = $args['before_widget'] . $args['before_title'] . $title . $args['after_title']; |
| 109 |
echo wp_kses_post( $title_html ); |
| 110 |
|
| 111 |
// Set up the variables. |
| 112 |
$options = $this->parsely->get_options(); |
| 113 |
$api_url = $this->get_api_url( |
| 114 |
$options['apikey'], |
| 115 |
$instance['published_within'], |
| 116 |
$instance['sort'], |
| 117 |
$instance['boost'], |
| 118 |
(int) $instance['return_limit'] |
| 119 |
); |
| 120 |
|
| 121 |
$recommended_widget_script_asset = require plugin_dir_path( PARSELY_FILE ) . 'build/recommended-widget.asset.php'; |
| 122 |
|
| 123 |
?> |
| 124 |
|
| 125 |
<div class="parsely-recommended-widget" |
| 126 |
data-parsely-widget-display-author="<?php echo esc_attr( wp_json_encode( isset( $instance['display_author'] ) && $instance['display_author'] ) ); ?>" |
| 127 |
data-parsely-widget-display-direction="<?php echo esc_attr( $instance['display_direction'] ?? '' ); ?>" |
| 128 |
data-parsely-widget-api-url="<?php echo esc_url( $api_url ); ?>" |
| 129 |
data-parsely-widget-img-display="<?php echo esc_attr( $instance['img_src'] ?? '' ); ?>" |
| 130 |
data-parsely-widget-permalink="<?php echo esc_url( get_permalink() ); ?>" |
| 131 |
data-parsely-widget-personalized="<?php echo esc_attr( wp_json_encode( isset( $instance['personalize_results'] ) && $instance['personalize_results'] ) ); ?>" |
| 132 |
data-parsely-widget-id="<?php echo esc_attr( $this->id ); ?>" |
| 133 |
></div> |
| 134 |
|
| 135 |
<?php |
| 136 |
|
| 137 |
wp_register_script( |
| 138 |
'wp-parsely-recommended-widget', |
| 139 |
plugin_dir_url( PARSELY_FILE ) . 'build/recommended-widget.js', |
| 140 |
$recommended_widget_script_asset['dependencies'], |
| 141 |
$recommended_widget_script_asset['version'], |
| 142 |
true |
| 143 |
); |
| 144 |
|
| 145 |
wp_register_style( |
| 146 |
'wp-parsely-recommended-widget', |
| 147 |
plugin_dir_url( PARSELY_FILE ) . 'build/recommended-widget.css', |
| 148 |
array(), |
| 149 |
$recommended_widget_script_asset['version'] |
| 150 |
); |
| 151 |
|
| 152 |
wp_enqueue_script( 'wp-parsely-recommended-widget' ); |
| 153 |
wp_enqueue_style( 'wp-parsely-recommended-widget' ); |
| 154 |
|
| 155 |
echo wp_kses_post( $args['after_widget'] ); |
| 156 |
} |
| 157 |
|
| 158 |
/** |
| 159 |
* This is the form function. |
| 160 |
* |
| 161 |
* @param array $instance Values saved to the db. |
| 162 |
*/ |
| 163 |
public function form( $instance ): void { |
| 164 |
if ( ! $this->api_key_and_secret_are_populated() ) { |
| 165 |
$settings_page_url = add_query_arg( 'page', 'parsely', get_admin_url() . 'options-general.php' ); |
| 166 |
|
| 167 |
$message = sprintf( |
| 168 |
/* translators: %s: Plugin settings page URL */ |
| 169 |
__( 'The <i>Parse.ly Site ID</i> and <i>Parse.ly API Secret</i> fields need to be populated on the <a href="%s">Parse.ly settings page</a> for this widget to work.', 'wp-parsely' ), |
| 170 |
esc_url( $settings_page_url ) |
| 171 |
); |
| 172 |
|
| 173 |
echo '<p>', wp_kses_post( $message ), '</p>'; |
| 174 |
|
| 175 |
return; |
| 176 |
} |
| 177 |
|
| 178 |
// editable fields: title. |
| 179 |
$title = ! empty( $instance['title'] ) ? $instance['title'] : ''; |
| 180 |
$return_limit = ! empty( $instance['return_limit'] ) ? (int) $instance['return_limit'] : 5; |
| 181 |
$display_direction = ! empty( $instance['display_direction'] ) ? $instance['display_direction'] : 'vertical'; |
| 182 |
$published_within = ! empty( $instance['published_within'] ) ? $instance['published_within'] : 0; |
| 183 |
$sort = ! empty( $instance['sort'] ) ? $instance['sort'] : 'score'; |
| 184 |
$boost = ! empty( $instance['boost'] ) ? $instance['boost'] : 'views'; |
| 185 |
$personalize_results = ! empty( $instance['personalize_results'] ) ? $instance['personalize_results'] : false; |
| 186 |
$img_src = ! empty( $instance['img_src'] ) ? $instance['img_src'] : 'parsely_thumb'; |
| 187 |
$display_author = ! empty( $instance['display_author'] ) ? $instance['display_author'] : false; |
| 188 |
|
| 189 |
$instance['return_limit'] = $return_limit; |
| 190 |
$instance['display_direction'] = $display_direction; |
| 191 |
$instance['published_within'] = $published_within; |
| 192 |
$instance['sort'] = $sort; |
| 193 |
$instance['boost'] = $boost; |
| 194 |
$instance['personalize_results'] = $personalize_results; |
| 195 |
$instance['img_src'] = $img_src; |
| 196 |
$instance['display_author'] = $display_author; |
| 197 |
|
| 198 |
$boost_params = $this->get_boost_params(); |
| 199 |
?> |
| 200 |
<p> |
| 201 |
<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php esc_html_e( 'Title:', 'wp-parsely' ); ?></label> |
| 202 |
<br> |
| 203 |
<input type="text" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $title ); ?>" class="widefat" /> |
| 204 |
</p> |
| 205 |
<p> |
| 206 |
<label for="<?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?>" id="<?php echo esc_attr( $this->get_field_id( 'published_within_label' ) ); ?>"><?php esc_html_e( 'Published within', 'wp-parsely' ); ?></label> |
| 207 |
<input type="number" id="<?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'published_within' ) ); ?>" value="<?php echo esc_attr( (string) $instance['published_within'] ); ?>" min="0" max="30" |
| 208 |
class="tiny-text" aria-labelledby="<?php echo esc_attr( $this->get_field_id( 'published_within_label' ) ); ?> <?php echo esc_attr( $this->get_field_id( 'published_within' ) ); ?> <?php echo esc_attr( $this->get_field_id( 'published_within_unit' ) ); ?>" /> |
| 209 |
<span id="<?php echo esc_attr( $this->get_field_id( 'published_within_unit' ) ); ?>"> <?php esc_html_e( 'days (0 for no limit).', 'wp-parsely' ); ?></span> |
| 210 |
</p> |
| 211 |
<p> |
| 212 |
<label for="<?php echo esc_attr( $this->get_field_id( 'return_limit' ) ); ?>"><?php esc_html_e( 'Number of posts to show (max 20):', 'wp-parsely' ); ?></label> |
| 213 |
<input type="number" id="<?php echo esc_attr( $this->get_field_id( 'return_limit' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'return_limit' ) ); ?>" value="<?php echo esc_attr( $instance['return_limit'] ); ?>" min="1" max="20" class="tiny-text" /> |
| 214 |
</p> |
| 215 |
<p> |
| 216 |
<fieldset> |
| 217 |
<legend><?php esc_html_e( 'Display entries:', 'wp-parsely' ); ?></legend> |
| 218 |
<p> |
| 219 |
<input type="radio" id="<?php echo esc_attr( $this->get_field_id( 'display_direction_horizontal' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_direction' ) ); ?>"<?php checked( $instance['display_direction'], 'horizontal' ); ?> value="horizontal" /> |
| 220 |
<label for="<?php echo esc_attr( $this->get_field_id( 'display_direction_horizontal' ) ); ?>"><?php esc_html_e( 'Horizontally', 'wp-parsely' ); ?></label> |
| 221 |
<br /> |
| 222 |
<input type="radio" id="<?php echo esc_attr( $this->get_field_id( 'display_direction_vertical' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_direction' ) ); ?>"<?php checked( $instance['display_direction'], 'vertical' ); ?> value="vertical" /> |
| 223 |
<label for="<?php echo esc_attr( $this->get_field_id( 'display_direction_vertical' ) ); ?>"><?php esc_html_e( 'Vertically', 'wp-parsely' ); ?></label> |
| 224 |
</p> |
| 225 |
</fieldset> |
| 226 |
</p> |
| 227 |
<p> |
| 228 |
<label for="<?php echo esc_attr( $this->get_field_id( 'sort' ) ); ?>"><?php esc_html_e( 'Sort by:', 'wp-parsely' ); ?></label> |
| 229 |
<br> |
| 230 |
<select id="<?php echo esc_attr( $this->get_field_id( 'sort' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'sort' ) ); ?>" class="widefat"> |
| 231 |
<option<?php selected( $instance['sort'], 'score' ); ?> value="score"><?php esc_html_e( 'Score (relevancy, boostable)', 'wp-parsely' ); ?></option> |
| 232 |
<option<?php selected( $instance['sort'], 'pub_date' ); ?> value="pub_date"><?php esc_html_e( 'Publish date (not boostable)', 'wp-parsely' ); ?></option> |
| 233 |
</select> |
| 234 |
</p> |
| 235 |
<p> |
| 236 |
<label for="<?php echo esc_attr( $this->get_field_id( 'boost' ) ); ?>"><?php esc_html_e( 'Boost by:', 'wp-parsely' ); ?></label> |
| 237 |
<br> |
| 238 |
<select id="<?php echo esc_attr( $this->get_field_id( 'boost' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'boost' ) ); ?>" class="widefat"> |
| 239 |
<?php foreach ( $boost_params as $boost_param => $description ) { ?> |
| 240 |
<option<?php selected( $instance['boost'], $boost_param ); ?> value="<?php echo esc_attr( $boost_param ); ?>"><?php echo esc_html( $description ); ?></option> |
| 241 |
<?php } ?> |
| 242 |
</select> |
| 243 |
|
| 244 |
</p> |
| 245 |
<p> |
| 246 |
<label for="<?php echo esc_attr( $this->get_field_id( 'img_src' ) ); ?>"><?php esc_html_e( 'Image source:', 'wp-parsely' ); ?></label> |
| 247 |
<br> |
| 248 |
<select id="<?php echo esc_attr( $this->get_field_id( 'img_src' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'img_src' ) ); ?>" class="widefat"> |
| 249 |
<option<?php selected( $instance['img_src'], 'parsely_thumb' ); ?> value="parsely_thumb"><?php esc_html_e( 'Parse.ly generated thumbnail (85x85px)', 'wp-parsely' ); ?></option> |
| 250 |
<option<?php selected( $instance['img_src'], 'original' ); ?> value="original"><?php esc_html_e( 'Original image', 'wp-parsely' ); ?></option> |
| 251 |
<option<?php selected( $instance['img_src'], 'none' ); ?> value="none"><?php esc_html_e( 'No image', 'wp-parsely' ); ?></option> |
| 252 |
</select> |
| 253 |
</p> |
| 254 |
<p> |
| 255 |
<input type="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'display_author' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'display_author' ) ); ?>" value="display_author"<?php checked( $instance['display_author'], 'display_author' ); ?> /> |
| 256 |
<label for="<?php echo esc_attr( $this->get_field_id( 'display_author' ) ); ?>"><?php esc_html_e( 'Display author', 'wp-parsely' ); ?></label> |
| 257 |
<br /> |
| 258 |
<input type="checkbox" id="<?php echo esc_attr( $this->get_field_id( 'personalize_results' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'personalize_results' ) ); ?>" value="personalize_results"<?php checked( $instance['personalize_results'], 'personalize_results' ); ?> /> |
| 259 |
<label for="<?php echo esc_attr( $this->get_field_id( 'personalize_results' ) ); ?>"><?php esc_html_e( 'Personalize recommended results', 'wp-parsely' ); ?></label> |
| 260 |
</p> |
| 261 |
<?php |
| 262 |
} |
| 263 |
|
| 264 |
/** |
| 265 |
* This is the update function. |
| 266 |
* |
| 267 |
* @param array $new_instance The new values for the db. |
| 268 |
* @param array $old_instance Values saved to the db. |
| 269 |
* @return array |
| 270 |
*/ |
| 271 |
public function update( $new_instance, $old_instance ): array { |
| 272 |
$instance = $old_instance; |
| 273 |
$instance['title'] = trim( wp_kses_post( $new_instance['title'] ) ); |
| 274 |
$instance['published_within'] = is_int( $new_instance['published_within'] ) ? $new_instance['published_within'] : (int) trim( $new_instance['published_within'] ); |
| 275 |
$instance['return_limit'] = (int) $new_instance['return_limit'] <= 20 ? (int) $new_instance['return_limit'] : 20; |
| 276 |
$instance['display_direction'] = trim( $new_instance['display_direction'] ); |
| 277 |
$instance['sort'] = trim( $new_instance['sort'] ); |
| 278 |
$instance['boost'] = trim( $new_instance['boost'] ); |
| 279 |
$instance['display_author'] = $new_instance['display_author']; |
| 280 |
$instance['personalize_results'] = $new_instance['personalize_results']; |
| 281 |
$instance['img_src'] = trim( $new_instance['img_src'] ); |
| 282 |
return $instance; |
| 283 |
} |
| 284 |
|
| 285 |
/** |
| 286 |
* Returns the list of boost parameters, values and labels. |
| 287 |
* |
| 288 |
* @since 2.5.0 |
| 289 |
* |
| 290 |
* @return array<string, string> Boost parameters values and labels. |
| 291 |
*/ |
| 292 |
private function get_boost_params(): array { |
| 293 |
return array( |
| 294 |
'no-boost' => __( 'No boost', 'wp-parsely' ), |
| 295 |
'views' => __( 'Page views', 'wp-parsely' ), |
| 296 |
'mobile_views' => __( 'Page views on mobile devices', 'wp-parsely' ), |
| 297 |
'tablet_views' => __( 'Page views on tablet devices', 'wp-parsely' ), |
| 298 |
'desktop_views' => __( 'Page views on desktop devices', 'wp-parsely' ), |
| 299 |
'visitors' => __( 'Unique page visitors, total', 'wp-parsely' ), |
| 300 |
'visitors_new' => __( 'New visitors', 'wp-parsely' ), |
| 301 |
'visitors_returning' => __( 'Returning visitors', 'wp-parsely' ), |
| 302 |
'engaged_minutes' => __( 'Total engagement time in minutes', 'wp-parsely' ), |
| 303 |
'avg_engaged' => __( 'Engaged minutes spent by total visitors', 'wp-parsely' ), |
| 304 |
'avg_engaged_new' => __( 'Average engaged minutes spent by new visitors', 'wp-parsely' ), |
| 305 |
'avg_engaged_returning' => __( 'Average engaged minutes spent by returning visitors', 'wp-parsely' ), |
| 306 |
'social_interactions' => __( 'Total social interactions', 'wp-parsely' ), |
| 307 |
'fb_interactions' => __( 'Count of Facebook shares, likes, and comments', 'wp-parsely' ), |
| 308 |
'tw_interactions' => __( 'Count of Twitter tweets and retweets', 'wp-parsely' ), |
| 309 |
'pi_interactions' => __( 'Count of Pinterest pins', 'wp-parsely' ), |
| 310 |
'social_referrals' => __( 'Page views where the referrer was any social network', 'wp-parsely' ), |
| 311 |
'fb_referrals' => __( 'Page views where the referrer was facebook.com', 'wp-parsely' ), |
| 312 |
'tw_referrals' => __( 'Page views where the referrer was twitter.com', 'wp-parsely' ), |
| 313 |
'pi_referrals' => __( 'Page views where the referrer was pinterest.com', 'wp-parsely' ), |
| 314 |
); |
| 315 |
} |
| 316 |
|
| 317 |
/** |
| 318 |
* Checks if both the API key and API secret settings are populated with |
| 319 |
* non-empty values. |
| 320 |
* |
| 321 |
* @since 2.5.0 |
| 322 |
* |
| 323 |
* @return bool True if apikey and api_secret settings are not empty strings. |
| 324 |
* False otherwise. |
| 325 |
*/ |
| 326 |
private function api_key_and_secret_are_populated(): bool { |
| 327 |
$options = $this->parsely->get_options(); |
| 328 |
|
| 329 |
// No options are saved, so API key is not available. |
| 330 |
if ( ! is_array( $options ) ) { |
| 331 |
return false; |
| 332 |
} |
| 333 |
|
| 334 |
// Parse.ly Site ID settings field is not populated. |
| 335 |
if ( ! array_key_exists( 'apikey', $options ) || '' === $options['apikey'] ) { |
| 336 |
return false; |
| 337 |
} |
| 338 |
|
| 339 |
// Parse.ly API Secret settings field is not populated. |
| 340 |
if ( ! array_key_exists( 'api_secret', $options ) || '' === $options['api_secret'] ) { |
| 341 |
return false; |
| 342 |
} |
| 343 |
|
| 344 |
return true; |
| 345 |
} |
| 346 |
} |
| 347 |
|
