| 1 |
<?php |
| 2 |
|
| 3 |
/** |
| 4 |
* Class LP_Admin_Editor_Quiz |
| 5 |
* |
| 6 |
* @since 3.0.2 |
| 7 |
*/ |
| 8 |
class LP_Admin_Editor_Quiz extends LP_Admin_Editor { |
| 9 |
|
| 10 |
/** |
| 11 |
* @var LP_Quiz_CURD |
| 12 |
*/ |
| 13 |
protected $quiz_curd = null; |
| 14 |
|
| 15 |
/** |
| 16 |
* @var LP_Question_CURD |
| 17 |
*/ |
| 18 |
protected $question_curd = null; |
| 19 |
|
| 20 |
/** |
| 21 |
* @var LP_Quiz |
| 22 |
*/ |
| 23 |
protected $quiz = null; |
| 24 |
|
| 25 |
/** |
| 26 |
* LP_Admin_Editor_Quiz constructor. |
| 27 |
*/ |
| 28 |
public function __construct() { |
| 29 |
} |
| 30 |
|
| 31 |
/** |
| 32 |
* Do the action depending on ajax calls with params |
| 33 |
* |
| 34 |
* @return bool|mixed|WP_Error |
| 35 |
*/ |
| 36 |
public function dispatch() { |
| 37 |
check_ajax_referer( 'learnpress_admin_quiz_editor', 'nonce' ); |
| 38 |
$args = wp_parse_args( |
| 39 |
$_REQUEST, |
| 40 |
array( |
| 41 |
'id' => false, |
| 42 |
'type' => '', |
| 43 |
) |
| 44 |
); |
| 45 |
|
| 46 |
// get quiz |
| 47 |
$quiz_id = $args['id']; |
| 48 |
$quiz = learn_press_get_quiz( $quiz_id ); |
| 49 |
|
| 50 |
if ( ! $quiz ) { |
| 51 |
return new WP_Error( 'INVALID_QUIZ', __( 'Invalid quiz', 'learnpress' ) ); |
| 52 |
} |
| 53 |
|
| 54 |
$this->quiz = $quiz; |
| 55 |
$this->quiz_curd = new LP_Quiz_CURD(); |
| 56 |
$this->question_curd = new LP_Question_CURD(); |
| 57 |
$this->result = array( 'status' => false ); |
| 58 |
|
| 59 |
$this->call( $args['type'], array( $args ) ); |
| 60 |
|
| 61 |
return $this->get_result(); |
| 62 |
} |
| 63 |
|
| 64 |
/** |
| 65 |
* Get question data in admin quiz editor. |
| 66 |
* |
| 67 |
* @since 3.0.0 |
| 68 |
* |
| 69 |
* @param $question |
| 70 |
* @param $object | if true, input in question object, do not need init LP_Question::get_question() |
| 71 |
* @param array $args |
| 72 |
* |
| 73 |
* @return array |
| 74 |
*/ |
| 75 |
public function get_question_data_to_quiz_editor( $question, $object = false, $args = array() ) { |
| 76 |
|
| 77 |
if ( ! $object || ! $question ) { |
| 78 |
if ( get_post_type( $question ) !== LP_QUESTION_CPT ) { |
| 79 |
return array(); |
| 80 |
} |
| 81 |
|
| 82 |
// get question |
| 83 |
$question = LP_Question::get_question( $question ); |
| 84 |
} |
| 85 |
|
| 86 |
// question id |
| 87 |
$question_id = $question->get_id(); |
| 88 |
// question answer |
| 89 |
$answer_options = $question->get_data( 'answer_options' ); |
| 90 |
$answer = array(); |
| 91 |
foreach ( $answer_options as $answer_option ) { |
| 92 |
if ( ! isset( $answer[ $answer_option['question_answer_id'] ] ) ) { |
| 93 |
$answer[ $answer_option['question_answer_id'] ] = $answer_option; |
| 94 |
} |
| 95 |
} |
| 96 |
$answers = array_values( $answer ); |
| 97 |
$data = wp_parse_args( |
| 98 |
$args, |
| 99 |
array( |
| 100 |
'id' => $question_id, |
| 101 |
'open' => false, |
| 102 |
'title' => get_the_title( $question_id ), |
| 103 |
'type' => array( |
| 104 |
'key' => $question->get_type(), |
| 105 |
'label' => $question->get_type_label(), |
| 106 |
), |
| 107 |
'answers' => $answers, |
| 108 |
'settings' => array( |
| 109 |
'mark' => get_post_meta( $question_id, '_lp_mark', true ), |
| 110 |
'explanation' => get_post_meta( $question_id, '_lp_explanation', true ), |
| 111 |
'hint' => get_post_meta( $question_id, '_lp_hint', true ), |
| 112 |
), |
| 113 |
'order' => count( $answers ), |
| 114 |
) |
| 115 |
); |
| 116 |
|
| 117 |
return $data; |
| 118 |
} |
| 119 |
|
| 120 |
/** |
| 121 |
* @param array $args |
| 122 |
* |
| 123 |
* @return bool |
| 124 |
*/ |
| 125 |
public function hidden_questions( $args = array() ) { |
| 126 |
$hidden = ! empty( $args['hidden'] ) ? $args['hidden'] : false; |
| 127 |
update_post_meta( $this->quiz->get_id(), '_lp_hidden_questions', $hidden ); |
| 128 |
|
| 129 |
return true; |
| 130 |
} |
| 131 |
|
| 132 |
/** |
| 133 |
* @param array $args |
| 134 |
* |
| 135 |
* @return bool |
| 136 |
*/ |
| 137 |
public function new_question( $args = array() ) { |
| 138 |
$question = ! empty( $args['question'] ) ? $args['question'] : false; |
| 139 |
$question = json_decode( wp_unslash( $question ), true ); |
| 140 |
|
| 141 |
if ( ! $question ) { |
| 142 |
return false; |
| 143 |
} |
| 144 |
|
| 145 |
$quiz_id = $this->quiz->get_id(); |
| 146 |
|
| 147 |
// draft quiz |
| 148 |
if ( get_post_status( $quiz_id ) == 'auto-draft' ) { |
| 149 |
|
| 150 |
$draft_quiz = ! empty( $args['draft_quiz'] ) ? $args['draft_quiz'] : ''; |
| 151 |
$draft_quiz = (array) ( json_decode( wp_unslash( $draft_quiz ), '' ) ); |
| 152 |
|
| 153 |
$quiz_args = array( |
| 154 |
'id' => $this->quiz->get_id(), |
| 155 |
'title' => $draft_quiz['title'] ? $draft_quiz['title'] : __( 'New Quiz', 'learnpress' ), |
| 156 |
'content' => $draft_quiz['content'], |
| 157 |
'status' => 'draft', |
| 158 |
); |
| 159 |
|
| 160 |
$quiz_id = $this->quiz_curd->create( $quiz_args ); |
| 161 |
} |
| 162 |
|
| 163 |
if ( ! isset( $quiz_id ) ) { |
| 164 |
$this->result = new WP_Error( 'CREATE_QUIZ_FAILED', __( 'Quiz creation failed.', 'learnpress' ) ); |
| 165 |
|
| 166 |
return false; |
| 167 |
} |
| 168 |
|
| 169 |
$args = array( |
| 170 |
'quiz_id' => $quiz_id, |
| 171 |
'title' => $question['title'], |
| 172 |
'type' => $question['type'], |
| 173 |
); |
| 174 |
|
| 175 |
$new_question = $this->question_curd->create( $args ); |
| 176 |
|
| 177 |
if ( ! is_wp_error( $new_question ) ) { |
| 178 |
// update hidden questions in quiz meta |
| 179 |
$quiz = LP_Quiz::get_quiz( $quiz_id ); |
| 180 |
$hidden_questions = $quiz->get_question_ids(); |
| 181 |
|
| 182 |
if ( $hidden_questions ) { |
| 183 |
$index = array_search( $new_question->get_id(), $hidden_questions ); |
| 184 |
if ( $index !== false ) { |
| 185 |
unset( $hidden_questions[ $index ] ); |
| 186 |
} |
| 187 |
//$hidden_questions = array_keys( $hidden_questions ); |
| 188 |
} |
| 189 |
|
| 190 |
update_post_meta( $quiz_id, '_lp_hidden_questions', $hidden_questions ); |
| 191 |
|
| 192 |
// get new question data |
| 193 |
$this->result = $this->get_question_data_to_quiz_editor( $new_question, true, array( 'open' => true ) ); |
| 194 |
|
| 195 |
if ( isset( $question['id'] ) ) { |
| 196 |
$this->result['temp_id'] = $question['id']; |
| 197 |
} |
| 198 |
|
| 199 |
return true; |
| 200 |
} |
| 201 |
|
| 202 |
return false; |
| 203 |
} |
| 204 |
|
| 205 |
/** |
| 206 |
* @param array $args |
| 207 |
* |
| 208 |
* @return bool |
| 209 |
*/ |
| 210 |
public function sort_questions( $args = array() ) { |
| 211 |
$order = ! empty( $args['order'] ) ? $args['order'] : false; |
| 212 |
$order = json_decode( wp_unslash( $order ), true ); |
| 213 |
|
| 214 |
if ( ! $order ) { |
| 215 |
return false; |
| 216 |
} |
| 217 |
|
| 218 |
$this->result = $this->quiz_curd->sort_questions( $order ); |
| 219 |
|
| 220 |
return true; |
| 221 |
} |
| 222 |
|
| 223 |
/** |
| 224 |
* @param array $args |
| 225 |
* |
| 226 |
* @return bool |
| 227 |
*/ |
| 228 |
public function update_question_title( $args = array() ) { |
| 229 |
$question = ! empty( $args['question'] ) ? $args['question'] : false; |
| 230 |
$question = json_decode( wp_unslash( $question ), true ); |
| 231 |
|
| 232 |
if ( ! $question ) { |
| 233 |
return false; |
| 234 |
} |
| 235 |
|
| 236 |
wp_update_post( |
| 237 |
array( |
| 238 |
'ID' => $question['id'], |
| 239 |
'post_title' => $question['title'], |
| 240 |
) |
| 241 |
); |
| 242 |
|
| 243 |
$this->result['status'] = true; |
| 244 |
|
| 245 |
return true; |
| 246 |
} |
| 247 |
|
| 248 |
/** |
| 249 |
* @param array $args |
| 250 |
* |
| 251 |
* @return bool |
| 252 |
*/ |
| 253 |
public function change_question_type( $args = array() ) { |
| 254 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 255 |
$type = ! empty( $args['question_type'] ) ? $args['question_type'] : false; |
| 256 |
|
| 257 |
if ( ! ( $question_id || $type ) ) { |
| 258 |
return false; |
| 259 |
} |
| 260 |
|
| 261 |
$question = LP_Question::get_question( $question_id ); |
| 262 |
|
| 263 |
$question = $this->question_curd->change_question_type( $question, $type ); |
| 264 |
|
| 265 |
$this->result = $this->get_question_data_to_quiz_editor( $question, true ); |
| 266 |
|
| 267 |
return true; |
| 268 |
} |
| 269 |
|
| 270 |
/** |
| 271 |
* @param array $args |
| 272 |
* |
| 273 |
* @return bool |
| 274 |
*/ |
| 275 |
public function clone_question( $args = array() ) { |
| 276 |
$question = ! empty( $args['question'] ) ? $args['question'] : false; |
| 277 |
$question = json_decode( wp_unslash( $question ), true ); |
| 278 |
|
| 279 |
if ( ! $question ) { |
| 280 |
return false; |
| 281 |
} |
| 282 |
|
| 283 |
// duplicate question |
| 284 |
$new_question_id = $this->question_curd->duplicate( $question['id'], array( 'post_status' => 'publish' ) ); |
| 285 |
|
| 286 |
if ( ! is_wp_error( $new_question_id ) ) { |
| 287 |
|
| 288 |
// add question to hidden questions in quiz meta |
| 289 |
$hidden_questions = get_post_meta( $this->quiz->get_id(), '_lp_hidden_questions', true ); |
| 290 |
if ( ! $hidden_questions ) { |
| 291 |
$hidden_questions = array(); |
| 292 |
} |
| 293 |
$hidden_questions[] = $new_question_id;// add question to hidden questions in quiz meta |
| 294 |
update_post_meta( $this->quiz->get_id(), '_lp_hidden_questions', $hidden_questions ); |
| 295 |
|
| 296 |
// add question to quiz |
| 297 |
$this->quiz_curd->add_question( $this->quiz->get_id(), $new_question_id ); |
| 298 |
|
| 299 |
$this->result = $this->get_question_data_to_quiz_editor( $new_question_id ); |
| 300 |
|
| 301 |
return true; |
| 302 |
} |
| 303 |
|
| 304 |
return false; |
| 305 |
} |
| 306 |
|
| 307 |
/** |
| 308 |
* @param array $args |
| 309 |
* |
| 310 |
* @return bool |
| 311 |
*/ |
| 312 |
public function remove_question( $args = array() ) { |
| 313 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 314 |
|
| 315 |
if ( ! $question_id ) { |
| 316 |
return false; |
| 317 |
} |
| 318 |
|
| 319 |
$this->result = $this->quiz_curd->remove_questions( $this->quiz->get_id(), $question_id ); |
| 320 |
|
| 321 |
return true; |
| 322 |
} |
| 323 |
|
| 324 |
/** |
| 325 |
* @param array $args |
| 326 |
* |
| 327 |
* @return bool |
| 328 |
*/ |
| 329 |
public function delete_question( $args = array() ) { |
| 330 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 331 |
|
| 332 |
if ( ! $question_id ) { |
| 333 |
return false; |
| 334 |
} |
| 335 |
|
| 336 |
$this->result = wp_trash_post( $question_id ); |
| 337 |
|
| 338 |
return true; |
| 339 |
} |
| 340 |
|
| 341 |
/** |
| 342 |
* @param array $args |
| 343 |
* |
| 344 |
* @return bool |
| 345 |
*/ |
| 346 |
public function sort_question_answers( $args = array() ) { |
| 347 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 348 |
|
| 349 |
$order = ! empty( $args['order'] ) ? $args['order'] : false; |
| 350 |
$order = json_decode( wp_unslash( $order ), true ); |
| 351 |
|
| 352 |
if ( ! ( $question_id && $order ) ) { |
| 353 |
return false; |
| 354 |
} |
| 355 |
|
| 356 |
// sort answer |
| 357 |
$this->result = $this->question_curd->sort_answers( $question_id, $order ); |
| 358 |
|
| 359 |
return true; |
| 360 |
} |
| 361 |
|
| 362 |
/** |
| 363 |
* @param array $args |
| 364 |
* |
| 365 |
* @return bool |
| 366 |
*/ |
| 367 |
public function update_question_answer_title( $args = array() ) { |
| 368 |
// question id |
| 369 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 370 |
|
| 371 |
// answers |
| 372 |
$answer = ! empty( $args['answer'] ) ? $args['answer'] : false; |
| 373 |
$answer = json_decode( wp_unslash( $answer ), true ); |
| 374 |
|
| 375 |
if ( ! ( $question_id && $answer ) ) { |
| 376 |
return false; |
| 377 |
} |
| 378 |
|
| 379 |
// update answer title |
| 380 |
$this->result = $this->question_curd->update_answer_title( $question_id, $answer ); |
| 381 |
|
| 382 |
return true; |
| 383 |
} |
| 384 |
|
| 385 |
/** |
| 386 |
* @param array $args |
| 387 |
* |
| 388 |
* @return bool |
| 389 |
*/ |
| 390 |
public function change_question_correct_answer( $args = array() ) { |
| 391 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 392 |
|
| 393 |
// correct answer |
| 394 |
$correct = ! empty( $args['correct'] ) ? $args['correct'] : false; |
| 395 |
$correct = json_decode( wp_unslash( $correct ), true ); |
| 396 |
|
| 397 |
if ( ! ( $question_id && $correct ) ) { |
| 398 |
return false; |
| 399 |
} |
| 400 |
|
| 401 |
$question = LP_Question::get_question( $question_id ); |
| 402 |
// update correct answer, get new question |
| 403 |
$question = $this->question_curd->change_correct_answer( $question, $correct ); |
| 404 |
|
| 405 |
$this->result = $this->get_question_data_to_quiz_editor( $question, true ); |
| 406 |
|
| 407 |
return true; |
| 408 |
} |
| 409 |
|
| 410 |
/** |
| 411 |
* @param array $args |
| 412 |
* |
| 413 |
* @return bool |
| 414 |
*/ |
| 415 |
public function delete_question_answer( $args = array() ) { |
| 416 |
$question_id = LP_Helper::sanitize_params_submitted( $_POST['question_id'] ?? 0 ); |
| 417 |
$answer_id = LP_Helper::sanitize_params_submitted( $_POST['answer_id'] ?? 0 ); |
| 418 |
|
| 419 |
if ( ! $question_id || ! $answer_id ) { |
| 420 |
return false; |
| 421 |
} |
| 422 |
|
| 423 |
$this->result = $this->question_curd->delete_answer( $question_id, $answer_id ); |
| 424 |
|
| 425 |
return true; |
| 426 |
} |
| 427 |
|
| 428 |
/** |
| 429 |
* @param array $args |
| 430 |
* |
| 431 |
* @return bool |
| 432 |
*/ |
| 433 |
public function new_question_answer( $args = array() ) { |
| 434 |
$question_id = ! empty( $args['question_id'] ) ? $args['question_id'] : false; |
| 435 |
|
| 436 |
if ( ! $question_id ) { |
| 437 |
return false; |
| 438 |
} |
| 439 |
|
| 440 |
$answer = LP_Question::get_default_answer(); |
| 441 |
$new_answer_id = $this->question_curd->new_answer( $question_id, $answer ); |
| 442 |
$question = LP_Question::get_question( $question_id ); |
| 443 |
|
| 444 |
if ( $new_answer_id ) { |
| 445 |
$this->result = array_merge( |
| 446 |
$answer, |
| 447 |
array( |
| 448 |
'temp_id' => isset( $args['question_answer_id'] ) ? $args['question_answer_id'] : 0, |
| 449 |
'question_answer_id' => $new_answer_id, |
| 450 |
'question_id' => $question_id, |
| 451 |
'order' => count( $question->get_data( 'answer_options' ) ), |
| 452 |
) |
| 453 |
); |
| 454 |
|
| 455 |
return true; |
| 456 |
} |
| 457 |
|
| 458 |
return false; |
| 459 |
} |
| 460 |
|
| 461 |
public function update_quiz_questions_hidden( $args = array() ) { |
| 462 |
$id = $args['id']; |
| 463 |
$questions = isset( $args['hidden'] ) ? $args['hidden'] : false; |
| 464 |
|
| 465 |
if ( $questions ) { |
| 466 |
update_post_meta( $id, '_hidden_questions_settings', $questions ); |
| 467 |
} else { |
| 468 |
delete_post_meta( $id, '_hidden_questions_settings' ); |
| 469 |
} |
| 470 |
|
| 471 |
return true; |
| 472 |
} |
| 473 |
|
| 474 |
/** |
| 475 |
* @param array $args |
| 476 |
* |
| 477 |
* @return bool |
| 478 |
*/ |
| 479 |
public function update_question_content( $args = array() ) { |
| 480 |
$question = ! empty( $args['question'] ) ? $args['question'] : false; |
| 481 |
$question = json_decode( wp_unslash( $question ), true ); |
| 482 |
|
| 483 |
if ( ! $question ) { |
| 484 |
return false; |
| 485 |
} |
| 486 |
|
| 487 |
wp_update_post( |
| 488 |
array( |
| 489 |
'ID' => $question['id'], |
| 490 |
'post_content' => $question['settings']['content'], |
| 491 |
) |
| 492 |
); |
| 493 |
|
| 494 |
$this->result['status'] = true; |
| 495 |
|
| 496 |
return true; |
| 497 |
} |
| 498 |
|
| 499 |
/** |
| 500 |
* @param array $args |
| 501 |
* |
| 502 |
* @return bool |
| 503 |
*/ |
| 504 |
public function update_question_meta( $args = array() ) { |
| 505 |
$question = ! empty( $args['question'] ) ? $args['question'] : false; |
| 506 |
$question = json_decode( wp_unslash( $question ), true ); |
| 507 |
|
| 508 |
$meta_key = ! empty( $args['meta_key'] ) ? $args['meta_key'] : false; |
| 509 |
|
| 510 |
if ( ! ( $question && $meta_key ) ) { |
| 511 |
return false; |
| 512 |
} |
| 513 |
|
| 514 |
update_post_meta( $question['id'], '_lp_' . $meta_key, $question['settings'][ $meta_key ] ); |
| 515 |
|
| 516 |
$this->result['status'] = true; |
| 517 |
|
| 518 |
return true; |
| 519 |
} |
| 520 |
|
| 521 |
/** |
| 522 |
* @param array $args |
| 523 |
* |
| 524 |
* @return bool |
| 525 |
*/ |
| 526 |
public function search_items( $args = array() ) { |
| 527 |
$query = ! empty( $args['query'] ) ? $args['query'] : ''; |
| 528 |
$page = ! empty( $args['page'] ) ? intval( $args['page'] ) : 1; |
| 529 |
$exclude = ! empty( $args['exclude'] ) ? intval( $args['exclude'] ) : ''; |
| 530 |
|
| 531 |
if ( $exclude ) { |
| 532 |
$exclude = json_decode( $exclude, true ); |
| 533 |
} |
| 534 |
|
| 535 |
$ids_exclude = array(); |
| 536 |
if ( is_array( $exclude ) ) { |
| 537 |
foreach ( $exclude as $item ) { |
| 538 |
$ids_exclude[] = $item['id']; |
| 539 |
} |
| 540 |
} |
| 541 |
|
| 542 |
$search = new LP_Modal_Search_Items( |
| 543 |
array( |
| 544 |
'type' => 'lp_question', |
| 545 |
'context' => 'quiz', |
| 546 |
'context_id' => $this->quiz->get_id(), |
| 547 |
'term' => $query, |
| 548 |
'limit' => apply_filters( 'learn-press/quiz-editor/choose-items-limit', 10 ), |
| 549 |
'paged' => $page, |
| 550 |
'exclude' => $ids_exclude, |
| 551 |
) |
| 552 |
); |
| 553 |
|
| 554 |
$ids_item = $search->get_items(); |
| 555 |
|
| 556 |
$items = array(); |
| 557 |
foreach ( $ids_item as $id ) { |
| 558 |
$post = get_post( $id ); |
| 559 |
|
| 560 |
$items[] = array( |
| 561 |
'id' => $post->ID, |
| 562 |
'title' => $post->post_title, |
| 563 |
'type' => $post->post_type, |
| 564 |
); |
| 565 |
} |
| 566 |
|
| 567 |
$this->result = array( |
| 568 |
'items' => $items, |
| 569 |
'pagination' => $search->get_pagination( false ), |
| 570 |
); |
| 571 |
|
| 572 |
return true; |
| 573 |
} |
| 574 |
|
| 575 |
/** |
| 576 |
* @param array $args |
| 577 |
* |
| 578 |
* @return bool |
| 579 |
*/ |
| 580 |
public function add_questions_to_quiz( $args = array() ) { |
| 581 |
$questions = LP_Helper::sanitize_params_submitted( $_POST['items'] ?? '' ); |
| 582 |
|
| 583 |
if ( ! $questions ) { |
| 584 |
return false; |
| 585 |
} |
| 586 |
|
| 587 |
$questions = json_decode( wp_unslash( $questions ), true ); |
| 588 |
|
| 589 |
$quiz_id = $this->quiz->get_id(); |
| 590 |
|
| 591 |
if ( get_post_status( $quiz_id ) == 'auto-draft' ) { |
| 592 |
$draft_quiz = ! empty( $args['draft_quiz'] ) ? $args['draft_quiz'] : ''; |
| 593 |
$draft_quiz = (array) ( json_decode( wp_unslash( $draft_quiz ), '' ) ); |
| 594 |
|
| 595 |
$quiz_args = array( |
| 596 |
'id' => $quiz_id, |
| 597 |
'title' => $draft_quiz['title'], |
| 598 |
'content' => $draft_quiz['content'], |
| 599 |
'status' => 'draft', |
| 600 |
); |
| 601 |
|
| 602 |
$quiz_id = $this->quiz_curd->create( $quiz_args ); |
| 603 |
} |
| 604 |
|
| 605 |
if ( ! isset( $quiz_id ) ) { |
| 606 |
$this->result = new WP_Error( __( 'Quiz creation failed.', 'learnpress' ) ); |
| 607 |
|
| 608 |
return false; |
| 609 |
} |
| 610 |
|
| 611 |
if ( $questions ) { |
| 612 |
$hidden_questions = get_post_meta( $quiz_id, '_lp_hidden_questions', true ); |
| 613 |
|
| 614 |
if ( ! $hidden_questions ) { |
| 615 |
$hidden_questions = array(); |
| 616 |
} |
| 617 |
|
| 618 |
foreach ( $questions as $key => $question ) { |
| 619 |
$hidden_questions[] = $question['id']; |
| 620 |
$this->quiz_curd->add_question( $quiz_id, $question['id'] ); |
| 621 |
} |
| 622 |
|
| 623 |
$hidden_questions = array_unique( $hidden_questions ); |
| 624 |
|
| 625 |
update_post_meta( $quiz_id, '_lp_hidden_questions', $hidden_questions ); |
| 626 |
|
| 627 |
LP_Object_Cache::flush(); |
| 628 |
$this->result = $this->quiz->quiz_editor_get_questions(); |
| 629 |
|
| 630 |
return true; |
| 631 |
} |
| 632 |
|
| 633 |
return false; |
| 634 |
} |
| 635 |
} |
| 636 |
|
