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<?php class WpProQuiz_Helper_ImportXml { private $_content = null; private $_error = false; public $import_post_id = 0; public function setImportFileUpload($file) { if(!is_uploaded_file($file['tmp_name'])) { $this->setError(__('File was not uploaded', 'learndash')); return false; } $this->_content = file_get_contents($file['tmp_name']); return $this->checkCode(); } public function setImportString($str) { $this->_content = gzuncompress(base64_decode($str)); return true; } public function setString($str) { $this->_content = $str; return $this->checkCode(); } private function checkCode() { $xml = @simplexml_load_string($this->_content); if($xml === false) { $this->_error = esc_html__('XML could not be loaded.', 'learndash'); return false; } return isset($xml->header); } public function getImportData() { $xml = @simplexml_load_string($this->_content, 'SimpleXMLElement', LIBXML_NOCDATA); $a = array('master' => array(), 'question' => array(), 'forms' => array()); $i = 0; if($xml === false) { $this->_error = esc_html__('XML could not be loaded.', 'learndash'); return false; } if(isset($xml->data) && isset($xml->data->quiz)) { foreach($xml->data->quiz as $quiz) { $quizModel = $this->createQuizModel($quiz); if($quizModel !== null) { $quizModel->setId($i++); $a['master'][] = $quizModel; if($quiz->forms->form) { foreach ($quiz->forms->form as $form) { $a['forms'][$quizModel->getId()][] = $this->createFormModel($form); } } if(isset($quiz->questions)) { foreach ($quiz->questions->question as $question) { $questionModel = $this->createQuestionModel($question); if($questionModel !== null) $a['question'][$quizModel->getId()][] = $questionModel; } } // We don't need to process the post content and post meta on the preview screen. if ( ( isset( $_POST['importSave'] ) ) && ( ! empty( $_POST['importSave'] ) ) ) { if ( isset( $quiz->post_meta ) ) { if ( ! isset( $a['post_meta'][$quizModel->getId()] ) ) { $a['post_meta'][$quizModel->getId()] = array(); } foreach ( $quiz->post_meta as $post_meta ) { $meta_key = trim( $post_meta->meta_key ); if ( ! empty( $meta_key ) ) { $meta_value = trim( $post_meta->meta_value ); //if ( ! isset( $a['post_meta'][$quizModel->getId()][ $meta_key ] ) ) { // $a['post_meta'][ $quizModel->getId() ][ $meta_key ] = array(); //} $a['post_meta'][ $quizModel->getId() ][ $meta_key ] = maybe_unserialize( $meta_value ); } } } if ( isset( $quiz->post ) ) { if ( ! isset( $a['post'][$quizModel->getId()] ) ) { $a['post'][$quizModel->getId()] = array(); } foreach ( $quiz->post as $post_items ) { foreach ( $post_items as $post_item_key => $post_item_value ) { $post_item_key = trim( $post_item_key ); $post_item_value = trim( $post_item_value ); $a['post'][$quizModel->getId()][ $post_item_key ] = $post_item_value; } } } } } } } return $a; } public function getContent() { return base64_encode(gzcompress($this->_content)); } public function saveImport( $ids ) { $quizMapper = new WpProQuiz_Model_QuizMapper(); $questionMapper = new WpProQuiz_Model_QuestionMapper(); $categoryMapper = new WpProQuiz_Model_CategoryMapper(); $formMapper = new WpProQuiz_Model_FormMapper(); $data = $this->getImportData(); $categoryArray = $categoryMapper->getCategoryArrayForImport(); foreach ( $data['master'] as $quiz ) { if ( get_class($quiz) !== 'WpProQuiz_Model_Quiz' ) { continue; } $oldId = $quiz->getId(); if ( $ids !== false && ! in_array( $oldId, $ids ) ) { continue; } $quiz->setId (0 ); $quizMapper->save( $quiz ); $user_id = get_current_user_id(); $quiz_insert_data = array( 'post_type' => learndash_get_post_type_slug( 'quiz' ), 'post_title' => $quiz->getName(), 'post_status' => 'publish', 'post_author' => $user_id, ); if ( ( isset( $data['post'][ $oldId ] ) ) && ( ! empty( $data['post'][ $oldId ] ) ) ) { //$quiz_insert_data['post'] = $data['post'][ $oldId ]; $post_import_keys = array( 'post_title', 'post_content' ); $post_import_keys = apply_filters( 'learndash_quiz_import_post_keys', $post_import_keys ); if ( ! empty( $post_import_keys ) ) { foreach( $post_import_keys as $import_key ) { if ( isset( $data['post'][ $oldId ][ $import_key ] ) ) { $quiz_insert_data[ $import_key ] = $data['post'][ $oldId ][ $import_key ]; } } } } $quiz_insert_data = apply_filters( 'learndash_quiz_import_post_data', $quiz_insert_data, 'xml' ); $quiz_post_id = wp_insert_post( $quiz_insert_data ); if ( ! empty( $quiz_post_id ) ) { $this->import_post_id = $quiz_post_id; $post_meta_import_keys = array( '_' . get_post_type( $quiz_post_id ), '_viewProfileStatistics', '_timeLimitCookie' ); $post_meta_import_keys = apply_filters( 'learndash_quiz_import_post_meta_keys', $post_meta_import_keys ); if ( ! empty( $post_import_keys ) ) { if ( ( isset( $data['post_meta'][ $oldId ] ) ) && ( ! empty( $data['post_meta'][ $oldId ] ) ) ) { if ( ( isset( $data['post_meta'][ $oldId ] ) ) && ( ! empty( $data['post_meta'][ $oldId ] ) ) ) { foreach( $data['post_meta'][ $oldId ] as $_key => $_key_data ) { if ( ( empty( $_key ) ) \|\| ( empty( $_key_data ) ) ) { continue; } if ( in_array( $_key, $post_meta_import_keys ) ) { foreach( $_key_data as $_data_set ) { $_data_set = maybe_unserialize( $_data_set ); add_post_meta( $quiz_post_id, $_key, $_data_set ); } } } } } } learndash_update_setting( $quiz_post_id, 'quiz_pro', $quiz->getId() ); } if( isset( $data['forms'] ) && isset( $data['forms'][ $oldId ] ) ) { $sort = 0; foreach( $data['forms'][ $oldId ] as $form ) { $form->setQuizId( $quiz->getId() ); $form->setSort( $sort++ ); } $formMapper->update( $data['forms'][ $oldId ] ); } $sort = 0; if ( ( isset( $data['question'][ $oldId ] ) ) && ( ! empty( $data['question'][ $oldId ] ) ) ) { foreach( $data['question'][ $oldId ] as $question ) { if(get_class($question) !== 'WpProQuiz_Model_Question') continue; $question->setQuizId($quiz->getId()); $question->setId(0); $question->setSort($sort++); $question->setCategoryId(0); if(trim($question->getCategoryName()) != '') { if(isset($categoryArray[strtolower($question->getCategoryName())])) { $question->setCategoryId($categoryArray[strtolower($question->getCategoryName())]); } else { $categoryModel = new WpProQuiz_Model_Category(); $categoryModel->setCategoryName($question->getCategoryName()); $categoryMapper->save($categoryModel); $question->setCategoryId($categoryModel->getCategoryId()); $categoryArray[strtolower($question->getCategoryName())] = $categoryModel->getCategoryId(); } } $question = $questionMapper->save( $question ); $question_post_array = array( 'post_type' => learndash_get_post_type_slug( 'question' ), 'post_title' => $question->getTitle(), 'post_content' => $question->getQuestion(), 'post_status' => 'publish', 'post_author' => $user_id, 'menu_order' => $sort, ); $question_post_array = wp_slash( $question_post_array ); $question_post_id = wp_insert_post( $question_post_array ); if ( ! empty( $question_post_id ) ) { update_post_meta( $question_post_id, 'points', absint( $question->getPoints() ) ); update_post_meta( $question_post_id, 'question_type', $question->getAnswerType() ); update_post_meta( $question_post_id, 'question_pro_id', absint( $question->getId() ) ); learndash_update_setting( $question_post_id, 'quiz', $quiz_post_id ); add_post_meta( $question_post_id, 'ld_quiz_id', $quiz_post_id ); } } } } return true; } public function saveImportSingle() { $quizMapper = new WpProQuiz_Model_QuizMapper(); $questionMapper = new WpProQuiz_Model_QuestionMapper(); $categoryMapper = new WpProQuiz_Model_CategoryMapper(); $formMapper = new WpProQuiz_Model_FormMapper(); $data = $this->getImportData(); $categoryArray = $categoryMapper->getCategoryArrayForImport(); foreach($data['master'] as $quiz) { if(get_class($quiz) !== 'WpProQuiz_Model_Quiz') continue; $oldId = $quiz->getId(); if($oldId != 0) continue; $quiz->setId(0); $quizMapper->save($quiz); if(isset($data['forms']) && isset($data['forms'][$oldId])) { $sort = 0; foreach($data['forms'][$oldId] as $form) { $form->setQuizId($quiz->getId()); $form->setSort($sort++); } $formMapper->update($data['forms'][$oldId]); } $sort = 0; foreach($data['question'][$oldId] as $question) { if(get_class($question) !== 'WpProQuiz_Model_Question') continue; $question->setQuizId($quiz->getId()); $question->setId(0); $question->setSort($sort++); $question->setCategoryId(0); if(trim($question->getCategoryName()) != '') { if(isset($categoryArray[strtolower($question->getCategoryName())])) { $question->setCategoryId($categoryArray[strtolower($question->getCategoryName())]); } else { $categoryModel = new WpProQuiz_Model_Category(); $categoryModel->setCategoryName($question->getCategoryName()); $categoryMapper->save($categoryModel); $question->setCategoryId($categoryModel->getCategoryId()); $categoryArray[strtolower($question->getCategoryName())] = $categoryModel->getCategoryId(); } } $questionMapper->save($question); } return $quiz->getId(); } return 0; } public function getError() { return $this->_error; } private function createFormModel($xml) { $form = new WpProQuiz_Model_Form(); $attr = $xml->attributes(); if($attr !== null) { $form->setType($attr->type); $form->setRequired($attr->required == 'true'); $form->setFieldname($attr->fieldname); } if(isset($xml->formData)) { $d = array(); foreach($xml->formData as $data) { $v = trim((string)$data); if($v !== '') $d[] = $v; } $form->setData($d); } return $form; } private function createQuizModel($xml) { $model = new WpProQuiz_Model_Quiz(); $quizId = $xml->attributes()->id; $model->setName(trim($xml->title)); $model->setText(trim($xml->text)); $model->setTitleHidden($xml->title->attributes()->titleHidden == 'true'); $model->setQuestionRandom($xml->questionRandom == 'true'); $model->setAnswerRandom($xml->answerRandom == 'true'); $model->setTimeLimit($xml->timeLimit); $model->setResultText($xml->resultText); $model->setResultGradeEnabled($xml->resultText); if(isset($xml->resultText)) { $attr = $xml->resultText->attributes(); if($attr !== null) { $model->setResultGradeEnabled($attr->gradeEnabled == 'true'); if($model->isResultGradeEnabled()) { $resultArray = array('text' => array(), 'prozent' => array()); foreach($xml->resultText->text as $result) { $resultArray['text'][] = trim((string)$result); $resultArray['prozent'][] = $result->attributes() === null ? 0 : (int)$result->attributes()->prozent; } $model->setResultText($resultArray); } else { $model->setResultText(trim((string) $xml->resultText)); } } } $model->setShowPoints($xml->showPoints == 'true'); $model->setBtnRestartQuizHidden($xml->btnRestartQuizHidden == 'true'); $model->setBtnViewQuestionHidden($xml->btnViewQuestionHidden == 'true'); $model->setNumberedAnswer($xml->numberedAnswer == 'true'); $model->setHideAnswerMessageBox($xml->hideAnswerMessageBox == 'true'); $model->setDisabledAnswerMark($xml->disabledAnswerMark == 'true'); if(isset($xml->statistic)) { $attr = $xml->statistic->attributes(); if($attr !== null) { $model->setStatisticsOn($attr->activated == 'true'); $model->setStatisticsIpLock($attr->ipLock); } } if(isset($xml->quizRunOnce)) { $model->setQuizRunOnce($xml->quizRunOnce == 'true'); $attr = $xml->quizRunOnce->attributes(); if($attr !== null) { $model->setQuizRunOnceCookie($attr->cookie == 'true'); $model->setQuizRunOnceType($attr->type); $model->setQuizRunOnceTime($attr->time); } } if(isset($xml->showMaxQuestion)) { $model->setShowMaxQuestion($xml->showMaxQuestion == 'true'); $attr = $xml->showMaxQuestion->attributes(); if($attr !== null) { $model->setShowMaxQuestionValue($attr->showMaxQuestionValue); $model->setShowMaxQuestionPercent($attr->showMaxQuestionPercent == 'true'); } } if(isset($xml->toplist)) { $model->setToplistActivated($xml->toplist->attributes()->activated == 'true'); $model->setToplistDataAddPermissions($xml->toplist->toplistDataAddPermissions); $model->setToplistDataSort($xml->toplist->toplistDataSort); $model->setToplistDataAddMultiple($xml->toplist->toplistDataAddMultiple == 'true'); $model->setToplistDataAddBlock($xml->toplist->toplistDataAddBlock); $model->setToplistDataShowLimit($xml->toplist->toplistDataShowLimit); $model->setToplistDataShowIn($xml->toplist->toplistDataShowIn); $model->setToplistDataCaptcha($xml->toplist->toplistDataCaptcha == 'true'); $model->setToplistDataAddAutomatic($xml->toplist->toplistDataAddAutomatic == 'true'); } $model->setShowAverageResult($xml->showAverageResult == 'true'); $model->setPrerequisite($xml->prerequisite == 'true'); $model->setQuizModus($xml->quizModus); $model->setShowReviewQuestion($xml->showReviewQuestion == 'true'); $model->setQuizSummaryHide($xml->quizSummaryHide == 'true'); $model->setSkipQuestionDisabled($xml->skipQuestionDisabled == 'true'); $model->setEmailNotification($xml->emailNotification); $model->setUserEmailNotification($xml->userEmailNotification == 'true'); $model->setShowCategoryScore($xml->showCategoryScore == 'true'); $model->setHideResultCorrectQuestion($xml->hideResultCorrectQuestion == 'true'); $model->setHideResultQuizTime($xml->hideResultQuizTime == 'true'); $model->setHideResultPoints($xml->hideResultPoints == 'true'); $model->setAutostart($xml->autostart == 'true'); $model->setForcingQuestionSolve($xml->forcingQuestionSolve == 'true'); $model->setHideQuestionPositionOverview($xml->hideQuestionPositionOverview == 'true'); $model->setHideQuestionNumbering($xml->hideQuestionNumbering == 'true'); //0.27 $model->setStartOnlyRegisteredUser($xml->startOnlyRegisteredUser == 'true'); $model->setSortCategories($xml->sortCategories == 'true'); $model->setShowCategory($xml->showCategory == 'true'); if(isset($xml->quizModus)) { $attr = $xml->quizModus->attributes(); if($attr !== null) { $model->setQuestionsPerPage($attr->questionsPerPage); } } if(isset($xml->forms)) { $attr = $xml->forms->attributes(); $model->setFormActivated($attr->activated == 'true'); $model->setFormShowPosition($attr->position); } //Check if($model->getName() == '') return null; if($model->getText() == '') return null; return $model; } /** * * @param DOMDocument $xml * @return NULL\|WpProQuiz_Model_Question */ private function createQuestionModel($xml) { $model = new WpProQuiz_Model_Question(); $model->setTitle(trim($xml->title)); $model->setQuestion(trim($xml->questionText)); $model->setCorrectMsg(trim($xml->correctMsg)); $model->setIncorrectMsg(trim($xml->incorrectMsg)); $model->setAnswerType(trim($xml->attributes()->answerType)); $model->setCorrectSameText($xml->correctSameText == 'true'); $model->setTipMsg(trim($xml->tipMsg)); if(isset($xml->tipMsg) && $xml->tipMsg->attributes() !== null) $model->setTipEnabled($xml->tipMsg->attributes()->enabled == 'true'); $model->setPoints($xml->points); $model->setShowPointsInBox($xml->showPointsInBox == 'true'); $model->setAnswerPointsActivated($xml->answerPointsActivated == 'true'); $model->setAnswerPointsDiffModusActivated($xml->answerPointsDiffModusActivated == 'true'); $model->setDisableCorrect($xml->disableCorrect == 'true'); $model->setCategoryName(trim($xml->category)); $answerData = array(); if(isset($xml->answers)) { foreach($xml->answers->answer as $answer) { $answerModel = new WpProQuiz_Model_AnswerTypes(); $attr = $answer->attributes(); if($attr !== null) { $answerModel->setCorrect($attr->correct == 'true'); $answerModel->setPoints($attr->points); if ( 'essay' === $model->getAnswerType() ) { $answerModel->setGraded('1'); if ( isset( $attr->gradedType ) ) { $answerModel->setGradedType( $attr->gradedType ); } if ( isset( $attr->gradingProgression ) ) { $answerModel->setGradingProgression( $attr->gradingProgression ); } } } $answerModel->setAnswer(trim($answer->answerText)); if($answer->answerText->attributes() !== null) $answerModel->setHtml($answer->answerText->attributes()->html); $answerModel->setSortString(trim($answer->stortText)); if($answer->stortText->attributes() !== null) $answerModel->setSortStringHtml($answer->stortText->attributes()->html); $answerData[] = $answerModel; } } $model->setAnswerData($answerData); //Check if(trim($model->getAnswerType()) == '') return null; if(trim($model->getQuestion()) == '') return null; if(trim($model->getTitle()) == '') return null; if(count($model->getAnswerData()) == 0) return null; return $model; } }

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