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250 lines
7.7 KiB
250 lines
7.7 KiB
<?php
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2008 Dokeos Latinoamerica SAC
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Copyright (c) 2006 Dokeos SPRL
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Copyright (c) 2006 Ghent University (UGent)
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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* Defines a gradebook Result object
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* @author Bert Steppé, Stijn Konings
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* @package dokeos.gradebook
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*/
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class Result
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{
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// PROPERTIES
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private $id;
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private $user_id;
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private $evaluation;
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private $creation_date;
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private $score;
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// CONSTRUCTORS
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function Result() {
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$this->creation_date = time();
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}
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// GETTERS AND SETTERS
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public function get_id() {
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return $this->id;
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}
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public function get_user_id() {
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return $this->user_id;
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}
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public function get_evaluation_id() {
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return $this->evaluation;
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}
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public function get_date() {
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return $this->creation_date;
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}
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public function get_score() {
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return $this->score;
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}
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public function set_id ($id) {
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$this->id = $id;
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}
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public function set_user_id ($user_id) {
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$this->user_id = $user_id;
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}
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public function set_evaluation_id ($evaluation_id) {
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$this->evaluation = $evaluation_id;
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}
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public function set_date ($creation_date) {
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$this->creation_date = $creation_date;
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}
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public function set_score ($score) {
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$this->score = $score;
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}
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// CRUD FUNCTIONS
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/**
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* Retrieve results and return them as an array of Result objects
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* @param $id result id
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* @param $user_id user id (student)
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* @param $evaluation_id evaluation where this is a result for
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*/
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public function load ($id = null, $user_id = null, $evaluation_id = null) {
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$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
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$tbl_course_rel_course = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
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if (is_null($id ) && is_null($user_id) && !is_null($evaluation_id)) {
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$sql_verified_if_exist_evaluation='SELECT COUNT(*) AS count FROM '.$tbl_grade_results.' WHERE evaluation_id="'.Database::escape_string($evaluation_id).'";';
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$res_verified_if_exist_evaluation=Database::query($sql_verified_if_exist_evaluation,__FILE__,__LINE__);
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$info_verified_if_exist_evaluation=Database::result($res_verified_if_exist_evaluation,0,0);
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if ($info_verified_if_exist_evaluation!=0) {
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$sql_course_rel_user='SELECT course_code,user_id,status FROM '.$tbl_course_rel_course.' WHERE status="5" AND course_code="'.api_get_course_id().'"; ';
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$res_course_rel_user=Database::query($sql_course_rel_user,__FILE__,__LINE__);
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$list_user_course_list=array();
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while ($row_course_rel_user=Database::fetch_array($res_course_rel_user)) {
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$list_user_course_list[]=$row_course_rel_user;
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}
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$current_date=time();
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for ($i=0;$i<count($list_user_course_list);$i++) {
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$sql_verified='SELECT COUNT(*) AS count FROM '.$tbl_grade_results.' WHERE user_id="'.(int)($list_user_course_list[$i]['user_id']).'" AND evaluation_id="'.Database::escape_string($evaluation_id).'";';
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//$my_status_in_course=CourseManager::get_user_in_course_status($list_user_course_list[$i]['user_id'], api_get_course_id());
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$res_verified=Database::query($sql_verified,__FILE__,__LINE__);
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$info_verified=Database::result($res_verified,0,0);
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if ($info_verified==0) {
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$sql_insert='INSERT INTO '.$tbl_grade_results.'(user_id,evaluation_id,date,score) values ("'.Database::escape_string($list_user_course_list[$i]['user_id']).'","'.Database::escape_string($evaluation_id).'","'.$current_date.'",0);';
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$res_insert=Database::query($sql_insert,__FILE__,__LINE__);
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}
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}
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$list_user_course_list=array();
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}
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}
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$sql='SELECT id,user_id,evaluation_id,date,score FROM '.$tbl_grade_results;
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$paramcount = 0;
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if (!empty ($id)) {
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$sql.= ' WHERE id = '.Database::escape_string($id);
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$paramcount ++;
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}
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if (!empty ($user_id)) {
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if ($paramcount != 0) $sql .= ' AND';
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else $sql .= ' WHERE';
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$sql .= ' user_id = '.Database::escape_string($user_id);
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$paramcount ++;
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}
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if (!empty ($evaluation_id)) {
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if ($paramcount != 0) {
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$sql .= ' AND';
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} else {
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$sql .= ' WHERE';
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}
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$sql .= ' evaluation_id = '.Database::escape_string($evaluation_id);
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$paramcount ++;
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}
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$result = api_sql_query($sql, __FILE__, __LINE__);
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$allres=array();
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while ($data=Database::fetch_array($result)) {
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$res= new Result();
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$res->set_id($data['id']);
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$res->set_user_id($data['user_id']);
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$res->set_evaluation_id($data['evaluation_id']);
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$res->set_date($data['date']);
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$res->set_score($data['score']);
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$allres[]=$res;
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}
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return $allres;
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}
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/**
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* Insert this result into the database
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*/
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public function add() {
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if (isset($this->user_id) && isset($this->evaluation) && isset($this->creation_date) ) {
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$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
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$sql = 'INSERT INTO '.$tbl_grade_results
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.' (user_id, evaluation_id,
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date';
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if (isset($this->score)) {
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$sql .= ',score';
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}
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$sql .= ') VALUES
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('.(int)$this->get_user_id().', '.(int)$this->get_evaluation_id()
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.', '.$this->get_date();
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if (isset($this->score)) {
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$sql .= ', '.$this->get_score();
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}
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$sql .= ')';
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api_sql_query($sql, __FILE__, __LINE__);
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} else {
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die('Error in Result add: required field empty');
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}
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}
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/**
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* insert log result
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*/
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public function add_result__log($userid,$evaluationid){
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if (isset($userid) && isset($evaluationid) ) {
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$tbl_grade_results_log = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT_LOG);
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$result=new Result();
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$arr_result=$result->load (null, $userid, $evaluationid);
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$arr=get_object_vars($arr_result[0]);
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$sql = 'INSERT INTO '.$tbl_grade_results_log
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.' (id_result,user_id, evaluation_id,
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date_log';
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if (isset($arr['score'])) {
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$sql .= ',score';
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}
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$sql .= ') VALUES
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('.(int)$arr['id'].','.(int)$arr['user_id'].', '.(int)$arr['evaluation']
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.', '.$arr['creation_date'];
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if (isset($arr['score'])) {
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$sql .= ', '.$arr['score'];
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}
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$sql .= ')';
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api_sql_query($sql, __FILE__, __LINE__);
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} else {
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die('Error in Result add: required field empty');
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}
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}
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/**
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* Update the properties of this result in the database
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*/
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public function save() {
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$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
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$sql = 'UPDATE '.$tbl_grade_results
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.' SET user_id = '.$this->get_user_id()
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.', evaluation_id = '.$this->get_evaluation_id()
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.', score = ';
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if (isset($this->score)) {
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$sql .= $this->get_score();
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} else {
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$sql .= 'null';
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}
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$sql .= ' WHERE id = '.$this->id;
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// no need to update creation date
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api_sql_query($sql, __FILE__, __LINE__);
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}
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/**
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* Delete this result from the database
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*/
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public function delete() {
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$tbl_grade_results = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_RESULT);
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$sql = 'DELETE FROM '.$tbl_grade_results.' WHERE id = '.$this->id;
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api_sql_query($sql, __FILE__, __LINE__);
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}
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} |