| 1 |
<?php |
| 2 |
|
| 3 |
namespace StoreEngine\Integrations; |
| 4 |
|
| 5 |
if ( ! defined( 'ABSPATH' ) ) { |
| 6 |
die(); |
| 7 |
} |
| 8 |
|
| 9 |
use StoreEngine\Addons\Membership\HelperAddon; |
| 10 |
use StoreEngine\Addons\Subscription\Classes\Subscription; |
| 11 |
use StoreEngine\Classes\Data\IntegrationRepositoryData; |
| 12 |
use StoreEngine\Classes\Integration; |
| 13 |
use StoreEngine\Classes\Order; |
| 14 |
use StoreEngine\Classes\Product\SimpleProduct; |
| 15 |
use StoreEngine\Utils\Formatting; |
| 16 |
use StoreEngine\Utils\Helper; |
| 17 |
use StoreEngine\Utils\Template; |
| 18 |
use WP_Post; |
| 19 |
|
| 20 |
class MembershipAddon extends AbstractIntegration { |
| 21 |
const ID = 'storeengine/membership-addon'; |
| 22 |
|
| 23 |
public function setup(): void { |
| 24 |
$this->id = static::ID; |
| 25 |
$this->label = __( 'StoreEngine Membership', 'storeengine' ); |
| 26 |
$this->items_label = __( 'Select an Access Group', 'storeengine' ); |
| 27 |
$this->logo = STOREENGINE_ASSETS_URI . 'images/logo.svg'; |
| 28 |
$this->isEnabled = Helper::get_addon_active_status( 'membership' ); |
| 29 |
} |
| 30 |
|
| 31 |
public function dispatch_hooks(): void { |
| 32 |
add_filter( 'storeengine/membership/before_content_protect', [ $this, 'stop_from_redirecting' ], 10, 2 ); |
| 33 |
|
| 34 |
// AcademyLMS supports. |
| 35 |
add_filter( 'academy/templates/single_course/enroll_form', [ $this, 'change_enrollment_form' ], 20, 2 ); |
| 36 |
add_filter( 'academy/course/get_course_type', [ $this, 'modify_course_type' ], 10, 2 ); |
| 37 |
add_filter( 'academy/before_enroll_course_type', [ $this, 'modify_course_type' ], 10, 2 ); |
| 38 |
} |
| 39 |
|
| 40 |
public function get_items( array $args = [] ): array { |
| 41 |
$args = wp_parse_args( $args, [ |
| 42 |
'search' => '', |
| 43 |
] ); |
| 44 |
$search = $args['search']; |
| 45 |
|
| 46 |
$access_group_query = new \WP_Query( |
| 47 |
[ |
| 48 |
'post_type' => STOREENGINE_MEMBERSHIP_POST_TYPE, |
| 49 |
'post_status' => 'publish', |
| 50 |
's' => $search, |
| 51 |
'per_page' => 10, |
| 52 |
] |
| 53 |
); |
| 54 |
|
| 55 |
$items = []; |
| 56 |
|
| 57 |
if ( $access_group_query->have_posts() ) { |
| 58 |
$items = array_map( |
| 59 |
function ( $post ) { |
| 60 |
return (object) [ |
| 61 |
'value' => $post->ID, |
| 62 |
'label' => $post->post_title, |
| 63 |
]; |
| 64 |
}, |
| 65 |
$access_group_query->posts |
| 66 |
); |
| 67 |
} |
| 68 |
|
| 69 |
return $items; |
| 70 |
} |
| 71 |
|
| 72 |
protected function purchase_created( $integration, $order ) { |
| 73 |
$this->update_user_meta( $order->get_customer_id(), $integration, 'completed' ); |
| 74 |
$this->update_course_enroll_status( $this->generate_course_ids( $integration ), $order->get_customer_id() ); |
| 75 |
} |
| 76 |
|
| 77 |
protected function purchase_removed( $integration, $order ) { |
| 78 |
$integration_id = $integration->get_integration_id(); |
| 79 |
$purchased = $this->get_purchased_membership_ids( $order->get_customer_id() ); |
| 80 |
|
| 81 |
if ( empty( $purchased ) || ! in_array( $integration_id, $purchased, true ) ) { |
| 82 |
return; |
| 83 |
} |
| 84 |
|
| 85 |
$purchased_index = array_search( $integration_id, $purchased ); |
| 86 |
|
| 87 |
if ( $purchased_index !== false ) { |
| 88 |
unset( $purchased[ $purchased_index ] ); |
| 89 |
$this->save_purchased_membership_ids( $order->get_customer_id(), $purchased ); |
| 90 |
} |
| 91 |
|
| 92 |
$user_meta = get_user_meta( $order->get_customer_id(), '_storeengine_memberships', true ) ?? []; |
| 93 |
|
| 94 |
if ( empty( $user_meta ) ) { |
| 95 |
return; |
| 96 |
} |
| 97 |
|
| 98 |
$new_user_meta = []; |
| 99 |
|
| 100 |
foreach ( $user_meta as $user_meta_item ) { |
| 101 |
if ( $user_meta_item['customer_id'] === $order->get_customer_id() && $user_meta_item['price_id'] === $order_item->get_price_id() ) { |
| 102 |
continue; |
| 103 |
} |
| 104 |
$new_user_meta[] = $user_meta_item; |
| 105 |
} |
| 106 |
|
| 107 |
if ( count( $new_user_meta ) !== count( $user_meta ) ) { |
| 108 |
update_user_meta( $order->get_customer_id(), '_storeengine_memberships', $new_user_meta ); |
| 109 |
} |
| 110 |
|
| 111 |
$access_group_meta = get_post_meta( $integration_id, '_storeengine_membership_content_protect_types', true ); |
| 112 |
|
| 113 |
if ( ! is_array( $access_group_meta ) ) { |
| 114 |
return; |
| 115 |
} |
| 116 |
|
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$course_ids = []; |
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|
| 119 |
foreach ( $access_group_meta['specifics'] ?? [] as $specific ) { |
| 120 |
$post_id = $this->get_post_id( $specific['value'] ); |
| 121 |
if ( $post_id && 'academy_courses' === get_post_type( $post_id ) ) { |
| 122 |
$course_ids[] = $post_id; |
| 123 |
continue; |
| 124 |
} |
| 125 |
|
| 126 |
$arr = explode( '--single-', $specific['value'] ); |
| 127 |
if ( 2 !== count( $arr ) ) { |
| 128 |
continue; |
| 129 |
} |
| 130 |
$term_id = str_replace( 'tax-', '', $arr[0] ); |
| 131 |
$taxonomy = $arr[1]; |
| 132 |
$posts = get_posts( [ |
| 133 |
'post_type' => 'academy_courses', |
| 134 |
'fields' => 'ids', |
| 135 |
'posts_per_page' => - 1, |
| 136 |
'tax_query' => [ // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_tax_query |
| 137 |
[ |
| 138 |
'taxonomy' => $taxonomy, |
| 139 |
'field' => 'term_id', |
| 140 |
'terms' => $term_id, |
| 141 |
], |
| 142 |
], |
| 143 |
] ); |
| 144 |
foreach ( $posts as $post ) { |
| 145 |
$course_ids[] = $post; |
| 146 |
} |
| 147 |
} |
| 148 |
|
| 149 |
$this->update_course_enroll_status( $course_ids, $order->get_customer_id(), 'on-hold' ); |
| 150 |
} |
| 151 |
|
| 152 |
private function get_purchased_membership_ids( int $user_id ): array { |
| 153 |
return Formatting::parse_ids( get_user_meta( $user_id, '_storeengine_purchased_membership_ids', true ) ); |
| 154 |
} |
| 155 |
|
| 156 |
private function save_purchased_membership_ids( int $user_id, ?array $membership_ids = null ): void { |
| 157 |
update_user_meta( |
| 158 |
$user_id, |
| 159 |
'_storeengine_purchased_membership_ids', |
| 160 |
Formatting::parse_ids( $membership_ids ) |
| 161 |
); |
| 162 |
} |
| 163 |
|
| 164 |
protected function update_user_meta( int $user_id, Integration $integration, string $order_status ) { |
| 165 |
$integration_id = $integration->get_integration_id(); |
| 166 |
$purchased = $this->get_purchased_membership_ids( $user_id ); |
| 167 |
|
| 168 |
if ( ! in_array( $integration_id, $purchased, true ) ) { |
| 169 |
$purchased[] = $integration_id; |
| 170 |
$this->save_purchased_membership_ids( $user_id, $purchased ); |
| 171 |
} |
| 172 |
|
| 173 |
$user_meta = get_user_meta( $user_id, '_storeengine_memberships', true ); |
| 174 |
if ( ! is_array( $user_meta ) ) { |
| 175 |
$user_meta = []; |
| 176 |
} |
| 177 |
|
| 178 |
$updated = false; |
| 179 |
if ( ! empty( $user_meta ) ) { |
| 180 |
foreach ( $user_meta as $index => $user_meta_item ) { |
| 181 |
if ( $user_meta_item['customer_id'] === $user_id && $user_meta_item['price_id'] === $integration->get_price_id() ) { |
| 182 |
$user_meta[ $index ]['order_status'] = $order_status; |
| 183 |
$updated = true; |
| 184 |
} |
| 185 |
} |
| 186 |
} |
| 187 |
|
| 188 |
if ( ! $updated ) { |
| 189 |
$user_meta[] = [ |
| 190 |
'customer_id' => $user_id, |
| 191 |
'price_id' => $integration->get_price_id(), |
| 192 |
'order_status' => $order_status, |
| 193 |
]; |
| 194 |
} |
| 195 |
update_user_meta( $user_id, '_storeengine_memberships', $user_meta ); |
| 196 |
} |
| 197 |
|
| 198 |
protected function generate_course_ids( Integration $integration ) { |
| 199 |
$integration_id = $integration->get_integration_id(); |
| 200 |
$access_meta = get_post_meta( $integration_id, '_storeengine_membership_content_protect_types', true ) ?? []; |
| 201 |
if ( ! is_array( $access_meta ) ) { |
| 202 |
return []; |
| 203 |
} |
| 204 |
$items = $access_meta['specifics'] ?? []; |
| 205 |
$course_ids = []; |
| 206 |
foreach ( $items as $item ) { |
| 207 |
$post_id = $this->get_post_id( $item['value'] ); |
| 208 |
if ( $post_id && 'academy_courses' === get_post_type( $post_id ) ) { |
| 209 |
$course_ids[] = $post_id; |
| 210 |
} |
| 211 |
|
| 212 |
if ( ! $post_id ) { |
| 213 |
$item_arr = explode( '--single-', $item['value'] ); |
| 214 |
if ( count( $item_arr ) !== 2 || 0 !== strpos( $item_arr[0], 'tax-' ) ) { |
| 215 |
continue; |
| 216 |
} |
| 217 |
$term_id = (int) str_replace( 'tax-', '', $item_arr[0] ); |
| 218 |
$taxonomy = $item_arr[1]; |
| 219 |
|
| 220 |
$posts = get_posts( [ |
| 221 |
'post_type' => 'academy_courses', |
| 222 |
'fields' => 'ids', |
| 223 |
'posts_per_page' => - 1, |
| 224 |
'tax_query' => [ // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_tax_query |
| 225 |
[ |
| 226 |
'taxonomy' => $taxonomy, |
| 227 |
'field' => 'term_id', |
| 228 |
'terms' => $term_id, |
| 229 |
], |
| 230 |
], |
| 231 |
] ); |
| 232 |
foreach ( $posts as $post ) { |
| 233 |
$course_ids[] = $post; |
| 234 |
} |
| 235 |
} |
| 236 |
} |
| 237 |
|
| 238 |
return $course_ids; |
| 239 |
} |
| 240 |
|
| 241 |
protected function get_post_id( $str ) { |
| 242 |
if ( preg_match( '/^post-(\d+)-/', $str, $matches ) ) { |
| 243 |
return (int) $matches[1]; |
| 244 |
} |
| 245 |
|
| 246 |
return false; |
| 247 |
} |
| 248 |
|
| 249 |
protected function update_course_enroll_status( array $course_ids, int $user_id, string $status = 'completed' ) { |
| 250 |
global $wpdb; |
| 251 |
|
| 252 |
$course_ids = Formatting::parse_ids( $course_ids ); |
| 253 |
|
| 254 |
if ( empty( $course_ids ) ) { |
| 255 |
return; |
| 256 |
} |
| 257 |
|
| 258 |
$course_ids_formatter = implode( ',', array_fill( 0, count( $course_ids ), '%d' ) ); |
| 259 |
|
| 260 |
if ( empty( $course_ids_formatter ) ) { |
| 261 |
return; |
| 262 |
} |
| 263 |
|
| 264 |
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare, WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber |
| 265 |
$wpdb->query( |
| 266 |
$wpdb->prepare( |
| 267 |
" |
| 268 |
UPDATE {$wpdb->posts} |
| 269 |
SET post_status=%s |
| 270 |
WHERE post_author=%d |
| 271 |
AND post_parent IN ($course_ids_formatter) |
| 272 |
AND post_type='academy_enrolled'; |
| 273 |
", |
| 274 |
$status, |
| 275 |
$user_id, |
| 276 |
...$course_ids |
| 277 |
) |
| 278 |
); |
| 279 |
|
| 280 |
$ids = $wpdb->get_col( |
| 281 |
$wpdb->prepare( |
| 282 |
" |
| 283 |
SELECT ID FROM {$wpdb->posts} |
| 284 |
WHERE post_status=%s |
| 285 |
AND post_author=%d |
| 286 |
AND post_parent IN ($course_ids_formatter) |
| 287 |
AND post_type='academy_enrolled'; |
| 288 |
", |
| 289 |
$status, |
| 290 |
$user_id, |
| 291 |
...$course_ids |
| 292 |
) |
| 293 |
); |
| 294 |
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare, WordPress.DB.PreparedSQLPlaceholders.ReplacementsWrongNumber |
| 295 |
|
| 296 |
if ( ! empty( $ids ) ) { |
| 297 |
array_map( 'clean_post_cache', $ids ); |
| 298 |
} |
| 299 |
} |
| 300 |
|
| 301 |
public function stop_from_redirecting( $membership_id, ?WP_Post $post = null ): bool { |
| 302 |
if ( ! $post ) { |
| 303 |
return $membership_id; |
| 304 |
} |
| 305 |
|
| 306 |
if ( 'academy_courses' !== $post->post_type ) { |
| 307 |
return $membership_id; |
| 308 |
} |
| 309 |
|
| 310 |
return false; |
| 311 |
} |
| 312 |
|
| 313 |
public function change_enrollment_form( $form, $course_id ) { |
| 314 |
[ $integrations, $is_available_membership ] = $this->get_course_integrations( $course_id ); |
| 315 |
|
| 316 |
if ( empty( $integrations ) || ! $is_available_membership ) { |
| 317 |
return $form; |
| 318 |
} |
| 319 |
|
| 320 |
$integrations = $this->get_only_membership_integrations( $integrations ); |
| 321 |
|
| 322 |
$is_paid_course = 'paid' === $this->course_type( (int) $course_id ); |
| 323 |
$is_enrolled = $this->is_enrolled( $course_id ); |
| 324 |
|
| 325 |
$is_purchased = self::is_purchased_membership( $integrations ); |
| 326 |
if ( $is_enrolled || $is_purchased ) { |
| 327 |
return $form; |
| 328 |
} |
| 329 |
|
| 330 |
return $this->generate_enrollment_form( $form, $this->is_only_membership( $course_id ), $integrations, $is_paid_course, $is_enrolled ); |
| 331 |
} |
| 332 |
|
| 333 |
public function generate_enrollment_form( $form, $is_only_membership, $integrations, $is_paid_course, $is_enrolled ): string { |
| 334 |
if ( $is_paid_course && ! $is_enrolled && ! $is_only_membership ) { |
| 335 |
return $form . '<div class="storeengine-or-divider"><span>' . __( 'OR', 'storeengine' ) . '</span></div>' . $this->get_enrollment_template( $integrations ); |
| 336 |
} |
| 337 |
|
| 338 |
return $form . $this->get_enrollment_template( $integrations ); |
| 339 |
} |
| 340 |
|
| 341 |
public function get_enrollment_template( $integrations ) { |
| 342 |
ob_start(); |
| 343 |
Template::get_template( 'integrations/academy-lms/membership-enrollment-form.php', [ |
| 344 |
'product_id' => current( $integrations )->price->get_product_id(), |
| 345 |
'integrations' => $integrations, |
| 346 |
'count' => count( $integrations ), |
| 347 |
] ); |
| 348 |
|
| 349 |
return ob_get_clean(); |
| 350 |
} |
| 351 |
|
| 352 |
public function load_enrolled_template( $course_id ) { |
| 353 |
ob_start(); |
| 354 |
Template::get_template( 'integrations/academy-lms/membership-reload-form.php', [ |
| 355 |
'course_id' => $course_id, |
| 356 |
] ); |
| 357 |
|
| 358 |
return ob_get_clean(); |
| 359 |
} |
| 360 |
|
| 361 |
public function is_enrolled( $course_id, $customer_id = 0 ) { |
| 362 |
if ( ! $customer_id ) { |
| 363 |
$customer_id = get_current_user_id(); |
| 364 |
} |
| 365 |
|
| 366 |
return \Academy\Helper::is_enrolled( $course_id, $customer_id, 'on-hold' ); |
| 367 |
} |
| 368 |
|
| 369 |
public function modify_course_type( $course_type, $course_id ): string { |
| 370 |
if ( ! is_user_logged_in() ) { |
| 371 |
return $course_type; |
| 372 |
} |
| 373 |
|
| 374 |
[ $integrations ] = $this->get_course_integrations( $course_id ); |
| 375 |
|
| 376 |
if ( count( $integrations ) > 0 ) { |
| 377 |
$course_type = 'paid'; |
| 378 |
$is_purchased = self::is_purchased_membership( $integrations ); |
| 379 |
if ( $is_purchased ) { |
| 380 |
return 'free'; |
| 381 |
} |
| 382 |
} |
| 383 |
|
| 384 |
return $course_type; |
| 385 |
} |
| 386 |
|
| 387 |
protected function get_course_integrations( $course_id ): array { |
| 388 |
$all_plans = HelperAddon::get_all_plans( $course_id ); |
| 389 |
|
| 390 |
$integrations = []; |
| 391 |
foreach ( $all_plans as $plan_id => $plan ) { |
| 392 |
$integrations = array_merge( $integrations, $this->get_integration_repository( $plan_id ) ); |
| 393 |
} |
| 394 |
|
| 395 |
$is_available_membership = self::is_available_membership( $integrations ); |
| 396 |
|
| 397 |
return [ $integrations, $is_available_membership ]; |
| 398 |
} |
| 399 |
|
| 400 |
public function course_type( $course_id ) { |
| 401 |
return \Academy\Helper::get_course_type( $course_id ); |
| 402 |
} |
| 403 |
|
| 404 |
public static function is_purchased_membership( $integrations ): bool { |
| 405 |
$subscription_price_ids = []; |
| 406 |
|
| 407 |
foreach ( $integrations as $integration ) { |
| 408 |
if ( static::ID !== $integration->integration->get_provider() ) { |
| 409 |
continue; |
| 410 |
} |
| 411 |
|
| 412 |
if ( Helper::is_purchase_the_membership( $integration->integration->get_product_id(), $integration->integration->get_price_id() ) ) { |
| 413 |
if ( 'subscription' === $integration->price->get_type() ) { |
| 414 |
$subscription_price_ids[] = $integration->price->get_id(); |
| 415 |
continue; |
| 416 |
} |
| 417 |
|
| 418 |
return true; |
| 419 |
} |
| 420 |
} |
| 421 |
|
| 422 |
if ( ! empty( $subscription_price_ids ) ) { |
| 423 |
$subscription_price_ids_formatter = implode( ',', array_fill( 0, count( $subscription_price_ids ), '%d' ) ); |
| 424 |
|
| 425 |
global $wpdb; |
| 426 |
|
| 427 |
// phpcs:disable PluginCheck.Security.DirectDB.UnescapedDBParameter, WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare |
| 428 |
$result = $wpdb->get_row( |
| 429 |
$wpdb->prepare( " |
| 430 |
SELECT o.id |
| 431 |
FROM |
| 432 |
{$wpdb->prefix}storeengine_order_item_meta oim |
| 433 |
INNER JOIN {$wpdb->prefix}storeengine_order_items oi ON oi.order_item_id = oim.order_item_id |
| 434 |
INNER JOIN {$wpdb->prefix}storeengine_orders o ON o.id = oi.order_id |
| 435 |
WHERE |
| 436 |
oim.meta_key = '_price_id' |
| 437 |
AND oim.meta_value IN ($subscription_price_ids_formatter) |
| 438 |
AND o.type = 'subscription' |
| 439 |
AND o.status = 'active' |
| 440 |
LIMIT 1 |
| 441 |
", ...$subscription_price_ids ) |
| 442 |
); |
| 443 |
// phpcs:enable PluginCheck.Security.DirectDB.UnescapedDBParameter, WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare |
| 444 |
|
| 445 |
if ( $result ) { |
| 446 |
return true; |
| 447 |
} |
| 448 |
} |
| 449 |
|
| 450 |
return false; |
| 451 |
} |
| 452 |
|
| 453 |
public static function is_available_membership( $integrations, $is_only = false ): bool { |
| 454 |
$flag = 0; |
| 455 |
foreach ( $integrations as $integration_item ) { |
| 456 |
if ( static::ID === $integration_item->integration->get_provider() ) { |
| 457 |
$flag ++; |
| 458 |
} |
| 459 |
} |
| 460 |
|
| 461 |
if ( $is_only ) { |
| 462 |
if ( (int) count( $integrations ) === $flag ) { |
| 463 |
return true; |
| 464 |
} else { |
| 465 |
return false; |
| 466 |
} |
| 467 |
} |
| 468 |
|
| 469 |
if ( $flag ) { |
| 470 |
return true; |
| 471 |
} |
| 472 |
|
| 473 |
return false; |
| 474 |
} |
| 475 |
|
| 476 |
/** |
| 477 |
* @param $integrations |
| 478 |
* |
| 479 |
* @return IntegrationRepositoryData[] |
| 480 |
*/ |
| 481 |
public function get_only_membership_integrations( $integrations ): array { |
| 482 |
$only_membership = []; |
| 483 |
foreach ( $integrations as $integration_item ) { |
| 484 |
if ( $this->get_id() === $integration_item->integration->get_provider() ) { |
| 485 |
$only_membership[] = $integration_item; |
| 486 |
} |
| 487 |
} |
| 488 |
|
| 489 |
return $only_membership; |
| 490 |
} |
| 491 |
|
| 492 |
protected function is_only_membership( int $course_id ): bool { |
| 493 |
global $wpdb; |
| 494 |
|
| 495 |
// phpcs:disable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching |
| 496 |
return ! $wpdb->get_var( |
| 497 |
$wpdb->prepare( |
| 498 |
" |
| 499 |
SELECT id |
| 500 |
FROM {$wpdb->prefix}storeengine_integrations |
| 501 |
WHERE |
| 502 |
provider = %s |
| 503 |
AND integration_id = %d; |
| 504 |
", |
| 505 |
AcademyLms::ID, |
| 506 |
$course_id |
| 507 |
) |
| 508 |
); |
| 509 |
// phpcs:enable WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching |
| 510 |
} |
| 511 |
} |
| 512 |
|
