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<?php /** * The Forminator_Quiz_Model class. * * @package Forminator / if ( ! defined( 'ABSPATH' ) ) { die(); } /* * Author: Hoang Ngo / class Forminator_Quiz_Model extends Forminator_Base_Form_Model { /* * Module slug * * @var string / public static $module_slug = 'quiz'; /* * Post type * * @var string / protected $post_type = 'forminator_quizzes'; /* * Results * * @var array / public $results = array(); /* * Questions * * @var array / public $questions = array(); /* * Quiz type * * @var string / public $quiz_type = ''; /* * Get maps * * @since 1.0 * @return array / public function get_maps() { return array( array( 'type' => 'meta', 'property' => 'questions', 'field' => 'questions', ), array( 'type' => 'meta', 'property' => 'results', 'field' => 'results', ), array( 'type' => 'meta', 'property' => 'quiz_type', 'field' => 'quiz_type', ), ); } /* * Get right answer for question * * @since 1.0 * * @param string $slug Slug. * * @return array\|bool / public function getRightAnswerForQuestion( $slug ) { if ( ! empty( $this->questions ) ) { foreach ( $this->questions as $question ) { if ( $question['slug'] === $slug ) { $answers = $question['answers']; $picked = null; $index = - 1; foreach ( $answers as $k => $answer ) { if ( isset( $answer['toggle'] ) && filter_var( $answer['toggle'], FILTER_VALIDATE_BOOLEAN ) === true ) { $picked = $answer; $index = $k; break; } } return array( $index, $picked ); } } } return array( false, false ); } /* * Return questions * * @since 1.0 * * @param string $slug Slug. * * @return mixed / public function getQuestion( $slug ) { if ( ! empty( $this->questions ) ) { foreach ( $this->questions as $question ) { if ( $question['slug'] === $slug ) { return $question; } } } return false; } /* * Return answer * * @since 1.0 * * @param string $slug Slug. * @param string $index Index. * * @return bool / public function getAnswer( $slug, $index ) { if ( ! empty( $this->questions ) ) { foreach ( $this->questions as $question ) { if ( $question['slug'] === $slug ) { $answers = $question['answers']; return $answers[ $index ]; } } } return false; } /* * Get result from answer * * @since 1.0 * * @param string $slug Slug. * @param string $index Index. * * @return mixed / public function getResultFromAnswer( $slug, $index ) { $this->getAnswer( $slug, $index ); $answer = $this->getAnswer( $slug, $index ); if ( isset( $answer['result'] ) ) { return $answer['result']; } return false; } /* * Get priority * * @since 1.0 * @since 1.3 use results instead of non existent value of priority_order * @return mixed / public function getPriority() { foreach ( $this->results as $result ) { if ( isset( $result['order'] ) && isset( $result['slug'] ) && 0 === (int) $result['order'] ) { return $result['slug']; } } return false; } /* * Return results * * @since 1.0 * @return array / public function getResults() { $results = array(); if ( empty( $this->results ) ) { return $results; } foreach ( $this->results as $slug => $result ) { $results[] = $result; } return $results; } /* * Get result * * @since 1.0 * * @param string $slug Slug. * * @return mixed\|null / public function getResult( $slug ) { if ( ! empty( $this->results ) ) { foreach ( $this->results as $result ) { if ( $result['slug'] === $slug ) { return $result; } } } return null; } /* * Prepare data for preview * * @param object $form_model Model. * @param array $data Passed data. * * @return object / public static function prepare_data_for_preview( $form_model, $data ) { if ( isset( $data['type'] ) ) { $form_model->quiz_type = $data['type']; } // build the field. $questions = array(); if ( isset( $data['questions'] ) ) { $questions = $data['questions']; unset( $data['questions'] ); } $form_model->questions = $questions; return $form_model; } /* * Export integrations setting * * @param array $exportable_data Exportable data. * @return array / public function export_integrations_data( $exportable_data ) { return $exportable_data; } /* * Import Integrations data model * * @since 1.4 * * @param mixed $model Model. * @param array $import_data Import data. * @param string $module Module. * * @return Forminator_Base_Form_Model / public static function import_integrations_data( $model, $import_data, $module ) { return $model; } /* * Get result of nowrong quiz * * @since 1.6.1 * * @param array $answer_results Answer results. * * @return array contains `title`, `order`, `slug` if found, return empty array otherwise / public function get_nowrong_result( $answer_results ) { /* * $answer_results FORMAT : * { * 'result-id-1' => `COUNT`, * 'result-id-2' => `COUNT`, * } / // picking top results. // sort by value since, count is on value,. // do reverse sort, to get bigger value on top. arsort( $answer_results ); $top_results = array(); $top_count = 0; foreach ( $answer_results as $result_id => $count ) { // FIRST item always have BIGGEST count, means its prioritized. if ( empty( $top_results ) ) { $top_results[] = $result_id; $top_count = $count; } else { // already in the pool. if ( in_array( $result_id, $top_results, true ) ) { continue; } // same $top_count found, means the this should be considered too! if ( $count === $top_count ) { $top_results[] = $result_id; } else { // if count not same as $top_count, this item onwards can safely ignored. // since it will always be less than BIGGEST count. break; } } } // somehow top results is empty,. // we might got bad $answer_results. if ( empty( $top_results ) ) { return array(); } // default top_result is first on the pool. $top_result_id = $top_results[0]; $top_result = $this->getResult( $top_result_id ); // somehow the result could not be found, odin forbid. if ( is_null( $top_result ) ) { return array(); } // God knows why `order` could not be found,. // but we might as well set it as 0 so it will get top priority. // remember smaller `order` value means it gets more prioritized. $top_priority = isset( $top_result['order'] ) ? (int) $top_result['order'] : 0; // > (more than) 1 result happening. if ( count( $top_results ) > 1 ) { foreach ( $top_results as $top_result_id ) { $top_result_to_compare = $this->getResult( $top_result_id ); if ( is_null( $top_result_to_compare ) ) { continue; } if ( ! isset( $top_result_to_compare['order'] ) ) { continue; } $top_priority_to_compare = (int) $top_result_to_compare['order']; // remember smaller `order` value means it gets more prioritized. if ( $top_priority_to_compare < $top_priority ) { $top_result = $top_result_to_compare; $top_priority = $top_priority_to_compare; } } } return $top_result; } /* * Check whether answer is correct for a question on Knowledge Quiz * * @since 1.6.2 * * @param string $slug question slug. * @param int $answer_index answer index. * * @return bool / public function is_correct_answer_for_question( $slug, $answer_index ) { if ( ! empty( $this->questions ) ) { foreach ( $this->questions as $question ) { if ( isset( $question['slug'] ) && $question['slug'] === $slug ) { $answers = $question['answers']; foreach ( $answers as $k => $answer ) { if ( isset( $answer['toggle'] ) && filter_var( $answer['toggle'], FILTER_VALIDATE_BOOLEAN ) === true ) { if ( (int) $answer_index === (int) $k ) { return true; } } } } } } return false; } /* * Find Correct Answers for a question on knowledge quiz * * @since 1.6.2 * * @param string $slug question slug. * * @return array / public function get_correct_answers_for_question( $slug ) { $correct_answers = array(); if ( ! empty( $this->questions ) ) { foreach ( $this->questions as $question ) { if ( isset( $question['slug'] ) && $question['slug'] === $slug ) { $answers = $question['answers']; foreach ( $answers as $k => $answer ) { if ( isset( $answer['toggle'] ) && filter_var( $answer['toggle'], FILTER_VALIDATE_BOOLEAN ) === true ) { $answer['id'] = $k; $correct_answers[] = $answer; } } } } } return $correct_answers; } /* * Check whether entry share-able * * @since 1.7 * @return bool / public function is_entry_share_enabled() { $quiz_id = (int) $this->id; $quiz_settings = $this->settings; $global_enabled = parent::is_entry_share_enabled(); $enabled = isset( $quiz_settings['enable-share'] ) ? $quiz_settings['enable-share'] : false; $enabled = filter_var( $enabled, FILTER_VALIDATE_BOOLEAN ); $enabled = $global_enabled \|\| $enabled; /* * Filter is entry share enabled for Quiz * * @since 1.7 * * @param bool $enabled * @param bool $global_enabled * @param int $quiz_id * @param array $form_settings * * @return bool / $enabled = apply_filters( 'forminator_quiz_is_result_share_enabled', $enabled, $global_enabled, $quiz_id, $quiz_settings ); return $enabled; } /* * Get the count of answered questions for multi-answer questions * * @param array $questions Questions. * @param array $user_answers User answers. * * @return int */ public function count_answered_questions( $questions, $user_answers ) { $answered_questions = 0; foreach ( $questions as $key => $val ) { foreach ( $user_answers as $a_key => $a_val ) { if ( false !== strpos( $a_key, $val['slug'] ) ) { ++$answered_questions; break; } } } return $answered_questions; } }