| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* Class LP_User |
| 5 |
* |
| 6 |
* @author ThimPress |
| 7 |
* @package LearnPress/Classes |
| 8 |
* @version 1.0.1 |
| 9 |
*/ |
| 10 |
class LP_User extends LP_Abstract_User { |
| 11 |
/** |
| 12 |
* Check the user can view content items' course |
| 13 |
* |
| 14 |
* @param int $course_id |
| 15 |
* |
| 16 |
* @return LP_Model_User_Can_View_Course_Item |
| 17 |
* @throws Exception |
| 18 |
*/ |
| 19 |
public function can_view_content_course( int $course_id = 0 ): LP_Model_User_Can_View_Course_Item { |
| 20 |
$view = new LP_Model_User_Can_View_Course_Item(); |
| 21 |
$view->message = esc_html__( |
| 22 |
'This content is protected. Please enroll in the course to view this content!', |
| 23 |
'learnpress' |
| 24 |
); |
| 25 |
|
| 26 |
$course = learn_press_get_course( $course_id ); |
| 27 |
|
| 28 |
if ( ! $course ) { |
| 29 |
return $view; |
| 30 |
} |
| 31 |
|
| 32 |
if ( $this->is_admin() || $this->is_author_of( $course_id ) ) { |
| 33 |
$view->flag = true; |
| 34 |
$view->message = 'User can view because is Admin or author of course'; |
| 35 |
|
| 36 |
return $view; |
| 37 |
} |
| 38 |
|
| 39 |
// Set view->flag is true if course is no required enroll |
| 40 |
if ( $course->is_no_required_enroll() ) { |
| 41 |
$view->flag = true; |
| 42 |
|
| 43 |
return $view; |
| 44 |
} elseif ( ! is_user_logged_in() ) { |
| 45 |
$view->message = __( |
| 46 |
'This content is protected. Please log in or enroll in the course to view this content!', |
| 47 |
'learnpress' |
| 48 |
); |
| 49 |
|
| 50 |
return $view; |
| 51 |
} |
| 52 |
|
| 53 |
if ( $course->is_publish() ) { |
| 54 |
$is_enrolled_or_finished = $this->has_enrolled_or_finished( $course_id ); |
| 55 |
|
| 56 |
if ( $is_enrolled_or_finished ) { |
| 57 |
$is_finished_course = $this->has_finished_course( $course_id ); |
| 58 |
$enable_block_item_when_finish = $course->enable_block_item_when_finish(); |
| 59 |
|
| 60 |
if ( $is_finished_course && $enable_block_item_when_finish ) { |
| 61 |
$view->key = LP_BLOCK_COURSE_FINISHED; |
| 62 |
$view->message = __( |
| 63 |
'You finished this course. This content is protected. Please enroll in the course to view this content!', |
| 64 |
'learnpress' |
| 65 |
); |
| 66 |
} elseif ( 0 === $course->timestamp_remaining_duration() ) { |
| 67 |
$view->key = LP_BLOCK_COURSE_DURATION_EXPIRE; |
| 68 |
$view->message = __( |
| 69 |
'The content of this item has been blocked because the course has exceeded its duration.', |
| 70 |
'learnpress' |
| 71 |
); |
| 72 |
} elseif ( $this->get_course_status( $course_id ) === LP_COURSE_PURCHASED ) { |
| 73 |
$view->key = LP_BLOCK_COURSE_PURCHASE; |
| 74 |
$view->message = __( |
| 75 |
'This content is protected. Please enroll in the course to view this content!', |
| 76 |
'learnpress' |
| 77 |
); |
| 78 |
} else { |
| 79 |
$view->key = 'can_view_course'; |
| 80 |
$view->flag = true; |
| 81 |
$view->message = ''; |
| 82 |
} |
| 83 |
} |
| 84 |
} |
| 85 |
|
| 86 |
// Todo: set cache - tungnx |
| 87 |
|
| 88 |
return apply_filters( 'learnpress/course/can-view-content', $view, $this->get_id(), $course ); |
| 89 |
} |
| 90 |
|
| 91 |
/** |
| 92 |
* Check the user can access to an item inside course. |
| 93 |
* |
| 94 |
* @param int $item_id Course's item Id. |
| 95 |
* @param LP_Model_User_Can_View_Course_Item $view Course Id. |
| 96 |
* |
| 97 |
* @author tungnx |
| 98 |
* @return LP_Model_User_Can_View_Course_Item |
| 99 |
* @since 4.0.0 |
| 100 |
*/ |
| 101 |
public function can_view_item( int $item_id = 0, $view = null ): LP_Model_User_Can_View_Course_Item { |
| 102 |
$view_new = null; |
| 103 |
|
| 104 |
if ( ! $view instanceof LP_Model_User_Can_View_Course_Item ) { |
| 105 |
return new LP_Model_User_Can_View_Course_Item(); |
| 106 |
} |
| 107 |
|
| 108 |
$item = LP_Course_Item::get_item( $item_id ); |
| 109 |
|
| 110 |
if ( ! $item ) { |
| 111 |
return $view; |
| 112 |
} |
| 113 |
|
| 114 |
if ( $item instanceof LP_Course_Item && $item->is_preview() ) { |
| 115 |
$view_new = clone $view; // or create new LP_Model_User_Can_View_Course_Item() |
| 116 |
$view_new->flag = true; |
| 117 |
$view_new->key = 'lesson_preview'; |
| 118 |
$view_new->message = ''; |
| 119 |
} |
| 120 |
|
| 121 |
if ( $view_new ) { |
| 122 |
$view = $view_new; |
| 123 |
} |
| 124 |
|
| 125 |
return apply_filters( 'learnpress/course/item/can-view', $view, $item ); |
| 126 |
} |
| 127 |
|
| 128 |
/** |
| 129 |
* Check if user can retry course. |
| 130 |
* |
| 131 |
* @param int $course_id . |
| 132 |
* |
| 133 |
* @return int |
| 134 |
* @throws Exception . |
| 135 |
* @since 4.0.0 |
| 136 |
* @author tungnx |
| 137 |
*/ |
| 138 |
public function can_retry_course( int $course_id = 0 ): int { |
| 139 |
$flag = 0; |
| 140 |
|
| 141 |
try { |
| 142 |
$course = learn_press_get_course( $course_id ); |
| 143 |
|
| 144 |
if ( ! $course ) { |
| 145 |
throw new Exception( 'Course is not available' ); |
| 146 |
} |
| 147 |
|
| 148 |
$retake_option = (int) $course->get_data( 'retake_count' ); |
| 149 |
|
| 150 |
if ( $retake_option > 0 ) { |
| 151 |
/** |
| 152 |
* Check course is finished |
| 153 |
* Check duration is blocked |
| 154 |
*/ |
| 155 |
if ( ! $this->has_finished_course( $course->get_id() ) ) { |
| 156 |
if ( 0 !== $course->timestamp_remaining_duration() ) { |
| 157 |
throw new Exception(); |
| 158 |
} |
| 159 |
} |
| 160 |
|
| 161 |
$user_course_data = $this->get_course_data( $course_id ); |
| 162 |
if ( $user_course_data instanceof LP_User_Item_Course ) { |
| 163 |
$retaken = $user_course_data->get_retaken_count(); |
| 164 |
$can_retake_times = $retake_option - $retaken; |
| 165 |
|
| 166 |
if ( $can_retake_times > 0 ) { |
| 167 |
$flag = $can_retake_times; |
| 168 |
} |
| 169 |
} |
| 170 |
} |
| 171 |
} catch ( Exception $e ) { |
| 172 |
|
| 173 |
} |
| 174 |
|
| 175 |
return apply_filters( 'learn-press/user/course/can-retry', $flag, $this->get_id(), $course_id ); |
| 176 |
} |
| 177 |
|
| 178 |
/** |
| 179 |
* Return true if user has already purchased course |
| 180 |
* |
| 181 |
* @param int $course_id |
| 182 |
* |
| 183 |
* @return bool |
| 184 |
* @editor tungnx |
| 185 |
* @modify 4.1.3 |
| 186 |
* @throws Exception |
| 187 |
*/ |
| 188 |
public function has_purchased_course( int $course_id ): bool { |
| 189 |
$user_course = $this->get_course_data( $course_id ); |
| 190 |
|
| 191 |
return apply_filters( 'learn-press/user-purchased-course', $user_course && $user_course->is_purchased(), $course_id, $this->get_id() ); |
| 192 |
} |
| 193 |
|
| 194 |
/** |
| 195 |
* Check course is enrolled |
| 196 |
* |
| 197 |
* @param integer $course_id Course ID |
| 198 |
* @param boolean $return_bool |
| 199 |
* @return bool|object |
| 200 |
* @editor tungnx |
| 201 |
* @since 4.1.2 |
| 202 |
* @version 1.0.2 |
| 203 |
* |
| 204 |
* @author Nhamdv |
| 205 |
*/ |
| 206 |
public function has_enrolled_course( int $course_id, bool $return_bool = true ) { |
| 207 |
$result_check = new stdClass(); |
| 208 |
$result_check->check = true; |
| 209 |
$result_check->message = ''; |
| 210 |
|
| 211 |
try { |
| 212 |
/*$order = $this->get_course_order( $course_id ); |
| 213 |
|
| 214 |
if ( ! $order || ! $order->is_completed() ) { |
| 215 |
throw new Exception( esc_html__( 'Order is not completed', 'learnpress' ) ); |
| 216 |
}*/ |
| 217 |
|
| 218 |
$user_course = $this->get_course_data( $course_id ); |
| 219 |
|
| 220 |
if ( ! $user_course || ! $user_course->is_enrolled() ) { |
| 221 |
throw new Exception( esc_html__( 'The course is not enrolled.', 'learnpress' ) ); |
| 222 |
} |
| 223 |
} catch ( Throwable $th ) { |
| 224 |
$result_check->check = false; |
| 225 |
$result_check->message = $th->getMessage(); |
| 226 |
} |
| 227 |
|
| 228 |
return apply_filters( 'learn-press/user/is-course-enrolled', $return_bool ? $result_check->check : $result_check, $course_id, $return_bool ); |
| 229 |
} |
| 230 |
|
| 231 |
/** |
| 232 |
* Return true if user has finished a course |
| 233 |
* |
| 234 |
* @param int $course_id . |
| 235 |
* |
| 236 |
* @return bool |
| 237 |
* @throws Exception |
| 238 |
*/ |
| 239 |
public function has_finished_course( int $course_id ) : bool { |
| 240 |
$user_course = $this->get_course_data( $course_id ); |
| 241 |
|
| 242 |
return apply_filters( 'learn-press/user-has-finished-course', $user_course && $user_course->is_finished(), $this->get_id(), $course_id ); |
| 243 |
} |
| 244 |
|
| 245 |
/** |
| 246 |
* Check course of user is enrolled or finished |
| 247 |
* |
| 248 |
* @param int $course_id |
| 249 |
* |
| 250 |
* @return bool |
| 251 |
*/ |
| 252 |
public function has_enrolled_or_finished( int $course_id ): bool { |
| 253 |
$status = true; |
| 254 |
|
| 255 |
try { |
| 256 |
$user_course = $this->get_course_data( $course_id ); |
| 257 |
|
| 258 |
if ( ! $user_course ) { |
| 259 |
$status = false; |
| 260 |
} elseif ( ! $user_course->is_enrolled() && ! $user_course->is_finished() ) { |
| 261 |
$status = false; |
| 262 |
} |
| 263 |
} catch ( Throwable $e ) { |
| 264 |
$status = false; |
| 265 |
} |
| 266 |
|
| 267 |
return apply_filters( 'learn-press/user-has-finished-course', $status, $this->get_id(), $course_id ); |
| 268 |
} |
| 269 |
|
| 270 |
/** |
| 271 |
* Check user can enroll course |
| 272 |
* |
| 273 |
* @param int $course_id |
| 274 |
* @param bool $return_bool |
| 275 |
* @return mixed|object|bool |
| 276 |
*/ |
| 277 |
public function can_enroll_course( int $course_id, bool $return_bool = true ) { |
| 278 |
$course = learn_press_get_course( $course_id ); |
| 279 |
$output = new stdClass(); |
| 280 |
$output->check = true; |
| 281 |
$output->message = ''; |
| 282 |
|
| 283 |
try { |
| 284 |
if ( ! $course ) { |
| 285 |
throw new Exception( esc_html__( 'No Course or User available', 'learnpress' ) ); |
| 286 |
} |
| 287 |
|
| 288 |
if ( ! $course->is_publish() ) { |
| 289 |
throw new Exception( esc_html__( 'The course is not public', 'learnpress' ) ); |
| 290 |
} |
| 291 |
|
| 292 |
if ( $course->get_external_link() && ! $this->has_purchased_course( $course_id ) ) { |
| 293 |
throw new Exception( esc_html__( 'The course is external', 'learnpress' ) ); |
| 294 |
} |
| 295 |
|
| 296 |
if ( ! $course->is_in_stock() ) { |
| 297 |
throw new Exception( esc_html__( 'The course is full of students.', 'learnpress' ) ); |
| 298 |
} |
| 299 |
|
| 300 |
if ( $course->is_no_required_enroll() ) { |
| 301 |
throw new Exception( esc_html__( 'The course is not required to enroll.', 'learnpress' ) ); |
| 302 |
} |
| 303 |
|
| 304 |
if ( ! $course->is_free() && ! $this->has_purchased_course( $course_id ) ) { |
| 305 |
throw new Exception( esc_html__( 'The course is not purchased.', 'learnpress' ) ); |
| 306 |
} |
| 307 |
|
| 308 |
if ( $this->has_enrolled_course( $course_id ) ) { |
| 309 |
throw new Exception( esc_html__( 'This course is already enrolled.', 'learnpress' ) ); |
| 310 |
} |
| 311 |
} catch ( \Throwable $th ) { |
| 312 |
$output->check = false; |
| 313 |
$output->message = $th->getMessage(); |
| 314 |
} |
| 315 |
|
| 316 |
if ( $return_bool ) { |
| 317 |
$output = $output->check; |
| 318 |
} |
| 319 |
|
| 320 |
return apply_filters( 'learn-press/user/can-enroll-course', $output, $course, $return_bool, $this ); |
| 321 |
} |
| 322 |
|
| 323 |
/** |
| 324 |
* Check can show purchase course button |
| 325 |
* |
| 326 |
* @param int $course_id |
| 327 |
* @return bool |
| 328 |
* @throws Exception |
| 329 |
* @author nhamdv |
| 330 |
* @editor tungnx |
| 331 |
* @modify 4.1.4 |
| 332 |
* @version 1.0.3 |
| 333 |
*/ |
| 334 |
public function can_purchase_course( int $course_id = 0 ): bool { |
| 335 |
$can_purchase = true; |
| 336 |
$course = learn_press_get_course( $course_id ); |
| 337 |
|
| 338 |
try { |
| 339 |
if ( ! $course ) { |
| 340 |
throw new Exception( 'Course is unavailable' ); |
| 341 |
} |
| 342 |
|
| 343 |
if ( ! $course->is_publish() ) { |
| 344 |
throw new Exception( 'Course is not publish' ); |
| 345 |
} |
| 346 |
|
| 347 |
if ( $course->is_free() ) { |
| 348 |
throw new Exception( 'Course is free' ); |
| 349 |
} |
| 350 |
|
| 351 |
if ( $course->get_external_link() ) { |
| 352 |
throw new Exception( 'Course is type external, so can not purchase' ); |
| 353 |
} |
| 354 |
|
| 355 |
// Course is not require enrolling. |
| 356 |
if ( $course->is_no_required_enroll() ) { |
| 357 |
throw new Exception( 'Course is type no required enroll' ); |
| 358 |
} |
| 359 |
|
| 360 |
if ( $this->can_retry_course( $course_id ) ) { |
| 361 |
throw new Exception( 'Course is has retake' ); |
| 362 |
} |
| 363 |
|
| 364 |
// If course is reached limitation. |
| 365 |
if ( ! $course->is_in_stock() ) { |
| 366 |
$message = apply_filters( |
| 367 |
'learn-press/maximum-students-reach', |
| 368 |
esc_html__( 'This course is out of stock', 'learnpress' ) |
| 369 |
); |
| 370 |
|
| 371 |
if ( $message ) { |
| 372 |
learn_press_display_message( $message ); |
| 373 |
} |
| 374 |
|
| 375 |
throw new Exception( $message ); |
| 376 |
} |
| 377 |
|
| 378 |
// If the order contains course is processing |
| 379 |
$order = $this->get_course_order( $course_id ); |
| 380 |
if ( $order && $order->get_status() === 'processing' ) { |
| 381 |
$message = apply_filters( |
| 382 |
'learn-press/order-processing-message', |
| 383 |
__( 'Your order is waiting for processing', 'learnpress' ) |
| 384 |
); |
| 385 |
|
| 386 |
if ( $message ) { |
| 387 |
learn_press_display_message( $message ); |
| 388 |
} |
| 389 |
|
| 390 |
throw new Exception( $message ); |
| 391 |
} |
| 392 |
|
| 393 |
if ( $this->has_purchased_course( $course_id ) ) { |
| 394 |
throw new Exception( 'Course is purchased' ); |
| 395 |
} |
| 396 |
|
| 397 |
$is_blocked_course = 0 === $course->timestamp_remaining_duration(); |
| 398 |
$is_enrolled_course = $this->has_enrolled_course( $course_id ); |
| 399 |
$is_finished_course = $this->has_finished_course( $course_id ); |
| 400 |
|
| 401 |
if ( $course->allow_repurchase() ) { |
| 402 |
if ( $is_enrolled_course && ! $is_blocked_course ) { |
| 403 |
throw new Exception( 'Course is enrolled' ); |
| 404 |
} |
| 405 |
} else { |
| 406 |
if ( $this->has_enrolled_or_finished( $course_id ) ) { |
| 407 |
throw new Exception( 'Course is enrolled' ); |
| 408 |
} |
| 409 |
} |
| 410 |
} catch ( Exception $e ) { |
| 411 |
$can_purchase = false; |
| 412 |
} |
| 413 |
|
| 414 |
return apply_filters( 'learn-press/user/can-purchase-course', $can_purchase, $this->get_id(), $course_id ); |
| 415 |
} |
| 416 |
|
| 417 |
/** |
| 418 |
* Check condition show finish course button |
| 419 |
* |
| 420 |
* @param $course |
| 421 |
* @return array |
| 422 |
* @author nhamdv |
| 423 |
* @editor tungnx |
| 424 |
* @version 1.0.2 |
| 425 |
*/ |
| 426 |
public function can_show_finish_course_btn( $course ): array { |
| 427 |
$return = array( |
| 428 |
'status' => 'success', |
| 429 |
'message' => '', |
| 430 |
); |
| 431 |
|
| 432 |
try { |
| 433 |
if ( ! $course ) { |
| 434 |
throw new Exception( esc_html__( 'Error: No Course or User available.', 'learnpress' ) ); |
| 435 |
} |
| 436 |
|
| 437 |
$course_id = $course->get_id(); |
| 438 |
|
| 439 |
if ( $this->has_finished_course( $course_id ) ) { |
| 440 |
throw new Exception( esc_html__( 'The course has finished.', 'learnpress' ) ); |
| 441 |
} |
| 442 |
|
| 443 |
if ( ! $this->has_enrolled_course( $course_id ) ) { |
| 444 |
throw new Exception( esc_html__( 'The course is not enrolled.', 'learnpress' ) ); |
| 445 |
} |
| 446 |
|
| 447 |
if ( ! $this->is_course_in_progress( $course_id ) ) { |
| 448 |
throw new Exception( esc_html__( 'Error: The course is not in progress.', 'learnpress' ) ); |
| 449 |
} |
| 450 |
|
| 451 |
$course_data = $this->get_course_data( $course_id ); |
| 452 |
|
| 453 |
if ( $course_data ) { |
| 454 |
$course_result = $course_data->get_result(); |
| 455 |
|
| 456 |
if ( ! $course_result['pass'] ) { |
| 457 |
// Get option Can finish course if completed all item without pass |
| 458 |
$can_finish = get_post_meta( $course_id, '_lp_has_finish', true ) ?? 'yes'; |
| 459 |
|
| 460 |
if ( $can_finish == 'yes' ) { |
| 461 |
// Check completed all items |
| 462 |
$is_all_completed = $this->is_completed_all_items( $course_id ); |
| 463 |
if ( ! $is_all_completed ) { |
| 464 |
throw new Exception( 'All items not completed and Course not pass' ); |
| 465 |
} |
| 466 |
} else { |
| 467 |
throw new Exception( 'Course not pass' ); |
| 468 |
} |
| 469 |
} |
| 470 |
} |
| 471 |
|
| 472 |
if ( ! apply_filters( 'lp_can_finish_course', true ) ) { |
| 473 |
throw new Exception( esc_html__( 'Error: Filter the disabled finished courses.', 'learnpress' ) ); |
| 474 |
} |
| 475 |
} catch ( Exception $e ) { |
| 476 |
$return['status'] = 'false'; |
| 477 |
$return['message'] = $e->getMessage(); |
| 478 |
} |
| 479 |
|
| 480 |
return $return; |
| 481 |
} |
| 482 |
|
| 483 |
/** |
| 484 |
* Start quiz for the user. |
| 485 |
* |
| 486 |
* @param int $quiz_id |
| 487 |
* @param int $course_id |
| 488 |
* @param bool $wp_error Optional. Whether to return a WP_Error on failure. Default false. |
| 489 |
* |
| 490 |
* @return LP_User_Item_Quiz|bool|WP_Error |
| 491 |
* @throws Exception |
| 492 |
*/ |
| 493 |
public function start_quiz( int $quiz_id, int $course_id = 0, bool $wp_error = false ) { |
| 494 |
try { |
| 495 |
$item_id = learn_press_get_request( 'lp-preview' ); |
| 496 |
|
| 497 |
if ( $item_id ) { |
| 498 |
learn_press_add_message( __( 'You cannot start a quiz in preview mode.', 'learnpress' ), 'error' ); |
| 499 |
wp_safe_redirect( learn_press_get_preview_url( $item_id ) ); |
| 500 |
exit(); |
| 501 |
} |
| 502 |
|
| 503 |
// Validate course and quiz |
| 504 |
$course_id = $this->_verify_course_item( $quiz_id, $course_id ); |
| 505 |
if ( ! $course_id ) { |
| 506 |
throw new Exception( |
| 507 |
__( 'The course does not exist or does not contain a quiz.', 'learnpress' ), |
| 508 |
LP_INVALID_QUIZ_OR_COURSE |
| 509 |
); |
| 510 |
} |
| 511 |
|
| 512 |
$course = learn_press_get_course( $course_id ); |
| 513 |
//$access_level = $this->get_course_access_level( $course_id ); |
| 514 |
|
| 515 |
// If user has already finished the course |
| 516 |
if ( $this->has_finished_course( $course_id ) ) { |
| 517 |
throw new Exception( |
| 518 |
__( 'You have already finished the course of this quiz', 'learnpress' ), |
| 519 |
LP_COURSE_IS_FINISHED |
| 520 |
); |
| 521 |
} |
| 522 |
|
| 523 |
if ( ! $this->has_enrolled_course( $course_id ) || ! $this->is_course_in_progress( $course_id ) ) { |
| 524 |
if ( ! $course->is_no_required_enroll() ) { |
| 525 |
throw new Exception( |
| 526 |
__( 'Please enroll in the course before starting the quiz.', 'learnpress' ), |
| 527 |
LP_COURSE_IS_FINISHED |
| 528 |
); |
| 529 |
} |
| 530 |
} |
| 531 |
|
| 532 |
// Check if user has already started or completed quiz |
| 533 |
if ( $this->has_item_status( array( 'started', 'completed' ), $quiz_id, $course_id ) ) { |
| 534 |
throw new Exception( |
| 535 |
__( 'The user has started or completed the quiz.', 'learnpress' ), |
| 536 |
LP_QUIZ_HAS_STARTED_OR_COMPLETED |
| 537 |
); |
| 538 |
} |
| 539 |
$user = learn_press_get_current_user(); |
| 540 |
|
| 541 |
if ( $user->is_guest() ) { |
| 542 |
// if course required enroll => print message "You have to login for starting quiz" |
| 543 |
if ( ! $course->is_no_required_enroll() ) { |
| 544 |
throw new Exception( __( 'You have to log in to start the quiz.', 'learnpress' ), LP_REQUIRE_LOGIN ); |
| 545 |
} |
| 546 |
} |
| 547 |
|
| 548 |
/** |
| 549 |
* Hook can start quiz |
| 550 |
* |
| 551 |
* @see learn_press_hk_before_start_quiz |
| 552 |
*/ |
| 553 |
$can_start_quiz = apply_filters( |
| 554 |
'learn-press/before-start-quiz', |
| 555 |
true, |
| 556 |
$quiz_id, |
| 557 |
$course_id, |
| 558 |
$this->get_id() |
| 559 |
); |
| 560 |
|
| 561 |
if ( ! $can_start_quiz ) { |
| 562 |
return false; |
| 563 |
} |
| 564 |
|
| 565 |
$user_quiz = learn_press_user_start_quiz( $quiz_id, false, $course_id, $wp_error ); |
| 566 |
|
| 567 |
/** |
| 568 |
* Hook quiz started |
| 569 |
* |
| 570 |
* @since 3.0.0 |
| 571 |
*/ |
| 572 |
do_action( 'learn-press/user/quiz-started', $quiz_id, $course_id, $this->get_id() ); |
| 573 |
|
| 574 |
// $return = $user_quiz->get_mysql_data(); |
| 575 |
$return = $user_quiz; |
| 576 |
} catch ( Exception $ex ) { |
| 577 |
$return = $wp_error ? new WP_Error( $ex->getCode(), $ex->getMessage() ) : false; |
| 578 |
} |
| 579 |
|
| 580 |
return $return; |
| 581 |
} |
| 582 |
|
| 583 |
/** |
| 584 |
* Finish a quiz for the user and save all data needed |
| 585 |
* |
| 586 |
* @param int $quiz_id |
| 587 |
* @param int $course_id |
| 588 |
* @param bool $wp_error |
| 589 |
* |
| 590 |
* @return LP_User_Item_Quiz|bool|WP_Error |
| 591 |
*/ |
| 592 |
public function finish_quiz( int $quiz_id, int $course_id, bool $wp_error = false ) { |
| 593 |
$return = false; |
| 594 |
|
| 595 |
try { |
| 596 |
// If user has already finished the course |
| 597 |
if ( $this->has_finished_course( $course_id ) ) { |
| 598 |
throw new Exception( |
| 599 |
__( 'The user has already finished the course of this quiz.', 'learnpress' ), |
| 600 |
LP_COURSE_IS_FINISHED |
| 601 |
); |
| 602 |
|
| 603 |
} |
| 604 |
|
| 605 |
// Check if user has already started or completed quiz |
| 606 |
if ( $this->has_item_status( array( 'completed' ), $quiz_id, $course_id ) ) { |
| 607 |
throw new Exception( |
| 608 |
__( 'The user has completed the quiz', 'learnpress' ), |
| 609 |
LP_QUIZ_HAS_STARTED_OR_COMPLETED |
| 610 |
); |
| 611 |
} |
| 612 |
|
| 613 |
/** |
| 614 |
* @var LP_User_Item_Quiz $user_quiz |
| 615 |
*/ |
| 616 |
$user_quiz = $this->get_item_data( $quiz_id, $course_id ); |
| 617 |
$user_quiz->complete(); |
| 618 |
|
| 619 |
do_action( 'learn-press/user/quiz-finished', $quiz_id, $course_id, $this->get_id() ); |
| 620 |
} catch ( Exception $ex ) { |
| 621 |
$return = $wp_error ? new WP_Error( $ex->getCode(), $ex->getMessage() ) : true; |
| 622 |
} |
| 623 |
|
| 624 |
return $return; |
| 625 |
} |
| 626 |
|
| 627 |
/** |
| 628 |
* Retake a quiz for the user |
| 629 |
* |
| 630 |
* @param int $quiz_id |
| 631 |
* @param int $course_id |
| 632 |
* @param bool $wp_error |
| 633 |
* |
| 634 |
* @return bool|WP_Error|LP_User_Item_Quiz |
| 635 |
* |
| 636 |
* @throws Exception |
| 637 |
*/ |
| 638 |
public function retake_quiz( int $quiz_id, int $course_id, bool $wp_error = false ) { |
| 639 |
$return = false; |
| 640 |
|
| 641 |
try { |
| 642 |
$course_id = $this->_verify_course_item( $quiz_id, $course_id ); |
| 643 |
|
| 644 |
if ( false === $course_id ) { |
| 645 |
throw new Exception( |
| 646 |
sprintf( |
| 647 |
__( |
| 648 |
'The course does not exist or does not contain a quiz.', |
| 649 |
'learnpress' |
| 650 |
), |
| 651 |
__CLASS__, |
| 652 |
__FUNCTION__ |
| 653 |
), |
| 654 |
LP_INVALID_QUIZ_OR_COURSE |
| 655 |
); |
| 656 |
} |
| 657 |
|
| 658 |
// If user has already finished the course. |
| 659 |
if ( $this->has_finished_course( $course_id ) ) { |
| 660 |
throw new Exception( |
| 661 |
sprintf( |
| 662 |
__( 'You can not redo a quiz in a finished course.', 'learnpress' ), |
| 663 |
__CLASS__, |
| 664 |
__FUNCTION__ |
| 665 |
), |
| 666 |
LP_COURSE_IS_FINISHED |
| 667 |
); |
| 668 |
|
| 669 |
} |
| 670 |
|
| 671 |
// Check if user has already started or completed quiz |
| 672 |
if ( ! $this->has_item_status( array( 'completed' ), $quiz_id, $course_id ) ) { |
| 673 |
throw new Exception( |
| 674 |
sprintf( |
| 675 |
__( '%1$s::%2$s - The ser has not completed the quiz.', 'learnpress' ), |
| 676 |
__CLASS__, |
| 677 |
__FUNCTION__ |
| 678 |
), |
| 679 |
LP_QUIZ_HAS_STARTED_OR_COMPLETED |
| 680 |
); |
| 681 |
} |
| 682 |
|
| 683 |
$allow_attempts = learn_press_get_quiz_max_retrying( $quiz_id, $course_id ); |
| 684 |
|
| 685 |
if ( ! $this->has_retake_quiz( $quiz_id, $course_id ) ) { |
| 686 |
throw new Exception( |
| 687 |
sprintf( |
| 688 |
__( '%1$s::%2$s - Your quiz can\'t be retaken.', 'learnpress' ), |
| 689 |
__CLASS__, |
| 690 |
__FUNCTION__ |
| 691 |
), |
| 692 |
LP_QUIZ_HAS_STARTED_OR_COMPLETED |
| 693 |
); |
| 694 |
} |
| 695 |
|
| 696 |
$return = learn_press_user_retake_quiz( $quiz_id, false, $course_id, $wp_error ); |
| 697 |
|
| 698 |
do_action( 'learn-press/user/quiz-retried', $quiz_id, $course_id, $this->get_id() ); |
| 699 |
} catch ( Exception $ex ) { |
| 700 |
$return = $wp_error ? new WP_Error( $ex->getCode(), $ex->getMessage() ) : false; |
| 701 |
do_action( 'learn-press/user/retake-quiz-failure', $quiz_id, $course_id, $this->get_id() ); |
| 702 |
} |
| 703 |
|
| 704 |
return $return; |
| 705 |
} |
| 706 |
|
| 707 |
/** |
| 708 |
* Get quiz's user learning or completed |
| 709 |
* |
| 710 |
* @param LP_User_Items_Filter $filter |
| 711 |
* |
| 712 |
* @return LP_Query_List_Table |
| 713 |
*/ |
| 714 |
public function get_user_quizzes( LP_User_Items_Filter $filter ): LP_Query_List_Table { |
| 715 |
$quizzes = [ |
| 716 |
'total' => 0, |
| 717 |
'items' => [], |
| 718 |
'pages' => 0, |
| 719 |
]; |
| 720 |
|
| 721 |
try { |
| 722 |
$user_quizzes = LP_User_Items_DB::getInstance()->get_user_quizzes( $filter ); |
| 723 |
|
| 724 |
if ( $user_quizzes ) { |
| 725 |
$count = LP_User_Items_DB::getInstance()->wpdb->get_var( 'SELECT FOUND_ROWS()' ); |
| 726 |
|
| 727 |
$quizzes['total'] = $count; |
| 728 |
$quizzes['pages'] = ceil( $count / $filter->limit ); |
| 729 |
|
| 730 |
foreach ( $user_quizzes as $item ) { |
| 731 |
$quizzes['items'][] = new LP_User_Item_Quiz( $item ); |
| 732 |
} |
| 733 |
} |
| 734 |
|
| 735 |
$quizzes['single'] = __( 'quiz', 'learnpress' ); |
| 736 |
$quizzes['plural'] = __( 'quizzes', 'learnpress' ); |
| 737 |
} catch ( Throwable $e ) { |
| 738 |
error_log( __FUNCTION__ . ': ' . $e->getMessage() ); |
| 739 |
} |
| 740 |
|
| 741 |
return new LP_Query_List_Table( $quizzes ); |
| 742 |
} |
| 743 |
|
| 744 |
/** |
| 745 |
* Set item is viewing in single course. |
| 746 |
* |
| 747 |
* @param LP_Course_Item $item |
| 748 |
* |
| 749 |
* @return int|LP_Course_Item |
| 750 |
* @since 4.1.6.9 - move from LP_Course |
| 751 |
* @editor tungnx |
| 752 |
* @version 1.0.0 |
| 753 |
*/ |
| 754 |
public function set_viewing_item( LP_Course_Item $item ) { |
| 755 |
$flag = false; |
| 756 |
|
| 757 |
try { |
| 758 |
$user = learn_press_get_current_user(); |
| 759 |
if ( $user instanceof LP_User_Guest ) { |
| 760 |
return $flag; |
| 761 |
} |
| 762 |
|
| 763 |
$course_id = $item->get_course_id(); |
| 764 |
$item_id = $item->get_id(); |
| 765 |
$course_data = $this->get_course_data( $course_id ); |
| 766 |
|
| 767 |
if ( $course_data && $course_data->is_enrolled() ) { |
| 768 |
$item = $course_data->get_item( $item_id ); |
| 769 |
|
| 770 |
if ( ! $item ) { |
| 771 |
$item = LP_User_Item::get_item_object( $item_id ); |
| 772 |
|
| 773 |
if ( ! $item ) { |
| 774 |
return $flag; |
| 775 |
} |
| 776 |
|
| 777 |
if ( $item instanceof LP_User_Item_Quiz ) { |
| 778 |
return $flag; |
| 779 |
} |
| 780 |
|
| 781 |
$item->set_ref_id( $course_id ); |
| 782 |
$item->set_parent_id( $course_data->get_user_item_id() ); |
| 783 |
|
| 784 |
$flag = $item->update(); |
| 785 |
} |
| 786 |
} |
| 787 |
} catch ( Throwable $e ) { |
| 788 |
error_log( $e->getMessage() ); |
| 789 |
} |
| 790 |
|
| 791 |
return $flag; |
| 792 |
} |
| 793 |
} |
| 794 |
|
