Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/exercice/exercise_result.class.php

553 lines
22 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* Class ExerciseResult
* which allows you to export exercises results in multiple presentation forms
* @package chamilo.exercise
* @author Yannick Warnier
*/
class ExerciseResult
{
private $results = array();
public $includeAllUsers = false;
public $onlyBestAttempts = false;
/**
* @param bool $includeAllUsers
*/
public function setIncludeAllUsers($includeAllUsers)
{
$this->includeAllUsers = $includeAllUsers;
}
/**
* @param bool $value
*/
public function setOnlyBestAttempts($value)
{
$this->onlyBestAttempts = $value;
}
/**
* Gets the results of all students (or just one student if access is limited)
*
* @param string $document_path The document path (for HotPotatoes retrieval)
* @param int $user_id User ID. Optional. If no user ID is provided, we take all the results. Defauts to null
* @param int $filter
* @param int $exercise_id
* @param null $hotpotato_name
* @return bool
*/
public function getExercisesReporting(
$document_path,
$user_id = null,
$filter = 0,
$exercise_id = 0,
$hotpotato_name = null
) {
$return = array();
$TBL_EXERCISES = Database::get_course_table(TABLE_QUIZ_TEST);
$TBL_TABLE_LP_MAIN = Database::get_course_table(TABLE_LP_MAIN);
$TBL_USER = Database::get_main_table(TABLE_MAIN_USER);
$TBL_TRACK_EXERCISES = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
$TBL_TRACK_ATTEMPT_RECORDING = Database:: get_main_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING);
$cid = api_get_course_id();
$course_id = api_get_course_int_id();
$user_id = intval($user_id);
$sessionId = api_get_session_id();
$session_id_and = ' AND te.session_id = ' . $sessionId . ' ';
$exercise_id = intval($exercise_id);
if (!empty($exercise_id)) {
$session_id_and .= " AND exe_exo_id = $exercise_id ";
}
if (empty($user_id)) {
$user_id_and = null;
$sql = "SELECT ".(api_is_western_name_order() ? "firstname as userpart1, lastname userpart2" : "lastname as userpart1, firstname as userpart2").",
official_code,
ce.title as extitle,
te.exe_result as exresult ,
te.exe_weighting as exweight,
te.exe_date as exdate,
te.exe_id as exid,
email as exemail,
te.start_date as exstart,
steps_counter as exstep,
exe_user_id as excruid,
te.exe_duration as duration,
te.orig_lp_id as orig_lp_id,
tlm.name as lp_name
FROM $TBL_EXERCISES AS ce
INNER JOIN $TBL_TRACK_EXERCISES AS te ON (te.exe_exo_id = ce.id)
INNER JOIN $TBL_USER AS user ON (user.user_id = exe_user_id)
LEFT JOIN $TBL_TABLE_LP_MAIN AS tlm ON tlm.id = te.orig_lp_id AND tlm.c_id = ce.c_id
WHERE
ce.c_id = $course_id AND
te.status != 'incomplete' AND
te.c_id = ce.c_id $user_id_and $session_id_and AND
ce.active <>-1";
} else {
$user_id_and = ' AND te.exe_user_id = ' . api_get_user_id() . ' ';
// get only this user's results
$sql="SELECT ".(api_is_western_name_order() ? "firstname as userpart1, lastname userpart2" : "lastname as userpart1, firstname as userpart2").",
official_code,
ce.title as extitle,
te.exe_result as exresult,
te.exe_weighting as exweight,
te.exe_date as exdate,
te.exe_id as exid,
email as exemail,
te.start_date as exstart,
steps_counter as exstep,
exe_user_id as excruid,
te.exe_duration as duration,
ce.results_disabled as exdisabled,
te.orig_lp_id as orig_lp_id,
tlm.name as lp_name
FROM $TBL_EXERCISES AS ce
INNER JOIN $TBL_TRACK_EXERCISES AS te ON (te.exe_exo_id = ce.id)
INNER JOIN $TBL_USER AS user ON (user.user_id = exe_user_id)
LEFT JOIN $TBL_TABLE_LP_MAIN AS tlm ON tlm.id = te.orig_lp_id AND tlm.c_id = ce.c_id
WHERE
ce.c_id = $course_id AND
te.status != 'incomplete' AND
te.c_id = ce.c_id $user_id_and $session_id_and AND
ce.active <>-1 AND
ORDER BY userpart2, te.c_id ASC, ce.title ASC, te.exe_date DESC";
}
$results = array();
$resx = Database::query($sql);
$bestAttemptPerUser = array();
while ($rowx = Database::fetch_array($resx,'ASSOC')) {
if ($this->onlyBestAttempts) {
if (!isset($bestAttemptPerUser[$rowx['excruid']])) {
$bestAttemptPerUser[$rowx['excruid']] = $rowx;
} else {
if ($rowx['exresult'] > $bestAttemptPerUser[$rowx['excruid']]['exresult']) {
$bestAttemptPerUser[$rowx['excruid']] = $rowx;
}
}
} else {
$results[] = $rowx;
}
}
if ($this->onlyBestAttempts) {
$results = $bestAttemptPerUser;
}
$filter_by_not_revised = false;
$filter_by_revised = false;
if ($filter) {
switch ($filter) {
case 1 :
$filter_by_not_revised = true;
break;
case 2 :
$filter_by_revised = true;
break;
default :
null;
}
}
if (empty($sessionId)) {
$students = CourseManager::get_user_list_from_course_code($cid);
} else {
$students = CourseManager::get_user_list_from_course_code($cid, $sessionId);
}
$studentsUserIdList = array_keys($students);
// Print the results of tests
$userWithResults = array();
if (is_array($results)) {
$i = 0;
foreach ($results as $result) {
$revised = false;
//revised or not
$sql_exe = "SELECT exe_id FROM $TBL_TRACK_ATTEMPT_RECORDING
WHERE author != '' AND exe_id = ".Database :: escape_string($result['exid'])."
LIMIT 1";
$query = Database::query($sql_exe);
if (Database:: num_rows($query) > 0) {
$revised = true;
}
if ($filter_by_not_revised && $revised) {
continue;
}
if ($filter_by_revised && !$revised) {
continue;
}
$return[$i] = array();
if (empty($user_id)) {
$return[$i]['official_code'] = $result['official_code'];
if (api_is_western_name_order()) {
$return[$i]['first_name'] = $results[$i]['userpart1'];
$return[$i]['last_name'] = $results[$i]['userpart2'];
} else {
$return[$i]['first_name'] = $results[$i]['userpart2'];
$return[$i]['last_name'] = $results[$i]['userpart1'];
}
$return[$i]['user_id'] = $results[$i]['excruid'];
$return[$i]['email'] = $results[$i]['exemail'];
}
$return[$i]['title'] = $result['extitle'];
$return[$i]['start_date'] = api_get_local_time($result['exstart']);
$return[$i]['end_date'] = api_get_local_time($result['exdate']);
$return[$i]['duration'] = $result['duration'];
$return[$i]['result'] = $result['exresult'];
$return[$i]['max'] = $result['exweight'];
$return[$i]['status'] = $revised ? get_lang('Validated') : get_lang('NotValidated');
$return[$i]['lp_id'] = $result['orig_lp_id'];
$return[$i]['lp_name'] = $result['lp_name'];
if (in_array($result['excruid'], $studentsUserIdList)) {
$return[$i]['is_user_subscribed'] = get_lang('Yes');
} else {
$return[$i]['is_user_subscribed'] = get_lang('No');
}
$userWithResults[$result['excruid']] = 1;
$i++;
}
}
if ($this->includeAllUsers) {
$latestId = count($return);
$userWithResults = array_keys($userWithResults);
if (!empty($students)) {
foreach ($students as $student) {
if (!in_array($student['user_id'], $userWithResults)) {
$i = $latestId;
$isWestern = api_is_western_name_order();
if (empty($user_id)) {
$return[$i]['official_code'] = $student['official_code'];
if ($isWestern) {
$return[$i]['first_name'] = $student['firstname'];
$return[$i]['last_name'] = $student['lastname'];
} else {
$return[$i]['first_name'] = $student['lastname'];
$return[$i]['last_name'] = $student['firstname'];
}
$return[$i]['user_id'] = $student['user_id'];
$return[$i]['email'] = $student['email'];
}
$return[$i]['title'] = null;
$return[$i]['start_date'] = null;
$return[$i]['end_date'] = null;
$return[$i]['duration'] = null;
$return[$i]['result'] = null;
$return[$i]['max'] = null;
$return[$i]['status'] = get_lang('NotAttempted');
$return[$i]['lp_id'] = null;
$return[$i]['lp_name'] = null;
$return[$i]['is_user_subscribed'] = get_lang('Yes');
$latestId++;
}
}
}
}
$this->results = $return;
return true;
}
/**
* Exports the complete report as a CSV file
* @param string Document path inside the document tool
* @param integer Optional user ID
* @param boolean Whether to include user fields or not
* @return boolean False on error
*/
public function exportCompleteReportCSV(
$document_path = '',
$user_id = null,
$export_user_fields = false,
$export_filter = 0,
$exercise_id = 0,
$hotpotato_name = null
) {
global $charset;
$this->getExercisesReporting($document_path, $user_id, $export_filter, $exercise_id, $hotpotato_name);
$filename = 'exercise_results_'.date('YmdGis').'.csv';
if(!empty($user_id)) {
$filename = 'exercise_results_user_'.$user_id.'_'.date('YmdGis').'.csv';
}
$data = '';
if (api_is_western_name_order()) {
if(!empty($this->results[0]['first_name'])) {
$data .= get_lang('FirstName').';';
}
if(!empty($this->results[0]['last_name'])) {
$data .= get_lang('LastName').';';
}
} else {
if(!empty($this->results[0]['last_name'])) {
$data .= get_lang('LastName').';';
}
if(!empty($this->results[0]['first_name'])) {
$data .= get_lang('FirstName').';';
}
}
$officialCodeInList = api_get_setting('show_official_code_exercise_result_list');
if ($officialCodeInList === 'true') {
$data .= get_lang('OfficialCode').';';
}
$data .= get_lang('Email').';';
$data .= get_lang('Groups').';';
if ($export_user_fields) {
//show user fields section with a big th colspan that spans over all fields
$extra_user_fields = UserManager::get_extra_fields(0,1000,5,'ASC',false, 1);
$num = count($extra_user_fields);
foreach($extra_user_fields as $field) {
$data .= '"'.str_replace("\r\n",' ',api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES, $charset)).'";';
}
}
$data .= get_lang('Title').';';
$data .= get_lang('StartDate').';';
$data .= get_lang('EndDate').';';
$data .= get_lang('Duration'). ' ('.get_lang('MinMinutes').') ;';
$data .= get_lang('Score').';';
$data .= get_lang('Total').';';
$data .= get_lang('Status').';';
$data .= get_lang('ToolLearnpath').';';
$data .= get_lang('UserIsCurrentlySubscribed').';';
$data .= "\n";
//results
foreach ($this->results as $row) {
if (api_is_western_name_order()) {
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['first_name']), ENT_QUOTES, $charset)).';';
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['last_name']), ENT_QUOTES, $charset)).';';
} else {
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['last_name']), ENT_QUOTES, $charset)).';';
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['first_name']), ENT_QUOTES, $charset)).';';
}
if ($officialCodeInList) {
$data .= $row['official_code'].';';
}
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['email']), ENT_QUOTES, $charset)).';';
$data .= str_replace("\r\n",' ',implode(", ", GroupManager :: get_user_group_name($row['user_id']))).';';
if ($export_user_fields) {
//show user fields data, if any, for this user
$user_fields_values = UserManager::get_extra_user_data($row['user_id'],false,false, false, true);
foreach($user_fields_values as $value) {
$data .= '"'.str_replace('"','""',api_html_entity_decode(strip_tags($value), ENT_QUOTES, $charset)).'";';
}
}
$data .= str_replace("\r\n",' ',api_html_entity_decode(strip_tags($row['title']), ENT_QUOTES, $charset)).';';
$data .= str_replace("\r\n",' ',$row['start_date']).';';
$data .= str_replace("\r\n",' ',$row['end_date']).';';
$data .= str_replace("\r\n",' ',$row['duration']).';';
$data .= str_replace("\r\n",' ',$row['result']).';';
$data .= str_replace("\r\n",' ',$row['max']).';';
$data .= str_replace("\r\n",' ',$row['status']).';';
$data .= str_replace("\r\n",' ',$row['lp_name']).';';
$data .= str_replace("\r\n",' ',$row['is_user_subscribed']).';';
$data .= "\n";
}
//output the results
$len = strlen($data);
header('Content-type: application/octet-stream');
header('Content-Type: application/force-download');
header('Content-length: '.$len);
if (preg_match("/MSIE 5.5/", $_SERVER['HTTP_USER_AGENT'])) {
header('Content-Disposition: filename= '.$filename);
} else {
header('Content-Disposition: attachment; filename= '.$filename);
}
if (strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE')) {
header('Pragma: ');
header('Cache-Control: ');
header('Cache-Control: public'); // IE cannot download from sessions without a cache
}
header('Content-Description: '.$filename);
header('Content-transfer-encoding: binary');
echo $data;
return true;
}
/**
* Exports the complete report as an XLS file
* @return boolean False on error
*/
public function exportCompleteReportXLS(
$document_path = '',
$user_id = null,
$export_user_fields = false,
$export_filter = 0,
$exercise_id = 0,
$hotpotato_name = null
) {
global $charset;
$this->getExercisesReporting($document_path, $user_id, $export_filter, $exercise_id, $hotpotato_name);
$filename = 'exercise_results_'.api_get_local_time().'.xls';
if (!empty($user_id)) {
$filename = 'exercise_results_user_'.$user_id.'_'.api_get_local_time().'.xls';
}
$spreadsheet = new PHPExcel();
$spreadsheet->setActiveSheetIndex(0);
$worksheet = $spreadsheet->getActiveSheet();
$line = 0;
$column = 0; //skip the first column (row titles)
// check if exists column 'user'
$with_column_user = false;
foreach ($this->results as $result) {
if (!empty($result['last_name']) && !empty($result['first_name'])) {
$with_column_user = true;
break;
}
}
$officialCodeInList = api_get_setting('show_official_code_exercise_result_list');
if ($with_column_user) {
if (api_is_western_name_order()) {
$worksheet->SetCellValueByColumnAndRow($line, $column,get_lang('FirstName'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column,get_lang('LastName'));
$column++;
} else {
$worksheet->SetCellValueByColumnAndRow($line, $column,get_lang('LastName'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column,get_lang('FirstName'));
$column++;
}
if ($officialCodeInList === 'true') {
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('OfficialCode'));
$column++;
}
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Email'));
$column++;
}
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Groups'));
$column++;
if ($export_user_fields) {
//show user fields section with a big th colspan that spans over all fields
$extra_user_fields = UserManager::get_extra_fields(0,1000,5,'ASC',false, 1);
//show the fields names for user fields
foreach ($extra_user_fields as $field) {
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($field[3]), ENT_QUOTES, $charset));
$column++;
}
}
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Title'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('StartDate'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('EndDate'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Duration').' ('.get_lang('MinMinutes').')');
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Score'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Total'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('Status'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('ToolLearnpath'));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, get_lang('UserIsCurrentlySubscribed'));
$line++;
foreach ($this->results as $row) {
$column = 0;
if ($with_column_user) {
if (api_is_western_name_order()) {
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['first_name']), ENT_QUOTES, $charset));
$column++;
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['last_name']), ENT_QUOTES, $charset));
$column++;
} else {
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['last_name']), ENT_QUOTES, $charset));
$column++;
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['first_name']), ENT_QUOTES, $charset));
$column++;
}
if ($officialCodeInList === 'true') {
$worksheet->SetCellValueByColumnAndRow($line, $column,api_html_entity_decode(strip_tags($row['official_code']), ENT_QUOTES, $charset));
$column++;
}
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['email']), ENT_QUOTES, $charset));
$column++;
}
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags(implode(", ", GroupManager :: get_user_group_name($row['user_id']))), ENT_QUOTES, $charset));
$column++;
if ($export_user_fields) {
//show user fields data, if any, for this user
$user_fields_values = UserManager::get_extra_user_data($row['user_id'],false,false, false, true);
foreach($user_fields_values as $value) {
$worksheet->SetCellValueByColumnAndRow($line,$column, api_html_entity_decode(strip_tags($value), ENT_QUOTES, $charset));
$column++;
}
}
$worksheet->SetCellValueByColumnAndRow($line,$column,api_html_entity_decode(strip_tags($row['title']), ENT_QUOTES, $charset));
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['start_date']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['end_date']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['duration']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['result']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['max']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['status']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['lp_name']);
$column++;
$worksheet->SetCellValueByColumnAndRow($line, $column, $row['is_user_subscribed']);
$line++;
}
$file = api_get_path(SYS_ARCHIVE_PATH).api_replace_dangerous_char($filename);
$writer = new PHPExcel_Writer_Excel2007($spreadsheet);
$writer->save($file);
DocumentManager::file_send_for_download($file, true, $filename);
return true;
}
}