12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673 |
- <?php
- /* For licensing terms, see /license.txt */
- /**
- * Exercise library
- * @todo convert this lib into a static class
- *
- * shows a question and its answers
- * @package chamilo.exercise
- * @author Olivier Brouckaert <oli.brouckaert@skynet.be>
- * @version $Id: exercise.lib.php 22247 2009-07-20 15:57:25Z ivantcholakov $
- * Modified by Hubert Borderiou 2011-10-21 Question Category
- */
- /**
- * Code
- */
- // The initialization class for the online editor is needed here.
- require_once dirname(__FILE__).'/../inc/lib/fckeditor/fckeditor.php';
- /*
- $TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
- $TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
- $TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
- $TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
- $TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
- $main_user_table = Database::get_main_table(TABLE_MAIN_USER);
- $main_course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $TBL_TRACK_ATTEMPT = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);*/
- /**
- * Shows a question
- *
- * @param int question id
- * @param bool if true only show the questions, no exercise title
- * @param bool origin i.e = learnpath
- * @param int current item from the list of questions
- * @param int number of total questions
- * */
- function showQuestion($questionId, $only_questions = false, $origin = false, $current_item = '', $show_title = true, $freeze = false, $user_choice = array()) {
-
- // Text direction for the current language
- $is_ltr_text_direction = api_get_text_direction() != 'rtl';
-
- $remind_question = 1;
- // Change false to true in the following line to enable answer hinting.
- $debug_mark_answer = api_is_allowed_to_edit() && false;
- // Reads question information
- if (!$objQuestionTmp = Question::read($questionId)) {
- // Question not found
- return false;
- }
-
- $answerType = $objQuestionTmp->selectType();
- $pictureName = $objQuestionTmp->selectPicture();
-
- $html = '';
- if ($answerType != HOT_SPOT && $answerType != HOT_SPOT_DELINEATION) {
- // Question is not a hotspot
-
- if (!$only_questions) {
- $questionDescription = $objQuestionTmp->selectDescription();
- if ($show_title) {
- Testcategory::displayCategoryAndTitle($objQuestionTmp->id); //
- echo Display::div($current_item.'. '.$objQuestionTmp->selectTitle(), array('class'=>'question_title'));
- }
- if (!empty($questionDescription)) {
- echo Display::div($questionDescription, array('class'=>'question_description'));
- }
- //@deprecated
- if (!empty($pictureName)) {
- //echo "<img src='../document/download.php?doc_url=%2Fimages%2F'".$pictureName."' border='0'>";
- }
- }
-
-
-
- if (in_array($answerType, array(FREE_ANSWER, ORAL_EXPRESSION)) && $freeze) {
- return '';
- }
-
- echo '<div class="question_options">';
-
- //$s .= '<table width="720" class="exercise_options" style="width: 720px;'.$option_ie.' background-color:#fff;">';
- $s = '';
- $s .= '<table class="exercise_options">';
- // construction of the Answer object (also gets all answers details)
- $objAnswerTmp = new Answer($questionId);
-
- $nbrAnswers = $objAnswerTmp->selectNbrAnswers();
- $course_id = api_get_course_int_id();
- $quiz_question_options = Question::readQuestionOption($questionId, $course_id);
-
- // For "matching" type here, we need something a little bit special
- // because the match between the suggestions and the answers cannot be
- // done easily (suggestions and answers are in the same table), so we
- // have to go through answers first (elems with "correct" value to 0).
- $select_items = array();
- //This will contain the number of answers on the left side. We call them
- // suggestions here, for the sake of comprehensions, while the ones
- // on the right side are called answers
- $num_suggestions = 0;
- if ($answerType == MATCHING) {
- $x = 1; //iterate through answers
- $letter = 'A'; //mark letters for each answer
- $answer_matching = $cpt1 = array();
- for ($answerId=1; $answerId <= $nbrAnswers; $answerId++) {
- $answerCorrect = $objAnswerTmp->isCorrect($answerId);
- $numAnswer = $objAnswerTmp->selectAutoId($answerId);
- $answer=$objAnswerTmp->selectAnswer($answerId);
- if ($answerCorrect==0) {
- // options (A, B, C, ...) that will be put into the list-box
- // have the "correct" field set to 0 because they are answer
- $cpt1[$x] = $letter;
- $answer_matching[$x]=$objAnswerTmp->selectAnswerByAutoId($numAnswer);
- $x++; $letter++;
- }
- }
- $i = 1;
-
- $select_items[0]['id'] = 0;
- $select_items[0]['letter'] = '--';
- $select_items[0]['answer'] = '';
-
- foreach ($answer_matching as $id => $value) {
- $select_items[$i]['id'] = $value['id'];
- $select_items[$i]['letter'] = $cpt1[$id];
- $select_items[$i]['answer'] = $value['answer'];
- $i ++;
- }
- $num_suggestions = ($nbrAnswers - $x) + 1;
-
- } elseif ($answerType == FREE_ANSWER) {
- $fck_content = isset($user_choice[0]) && !empty($user_choice[0]['answer']) ? $user_choice[0]['answer']:null;
-
- $oFCKeditor = new FCKeditor("choice[".$questionId."]") ;
-
- $oFCKeditor->ToolbarSet = 'TestFreeAnswer';
- $oFCKeditor->Width = '100%';
- $oFCKeditor->Height = '200';
- $oFCKeditor->Value = $fck_content;
- $s .= '<tr><td colspan="3">';
- $s .= $oFCKeditor->CreateHtml();
- $s .= '</td></tr>';
- } elseif ($answerType == ORAL_EXPRESSION) {
- //Add nanog
- if (api_get_setting('enable_nanogong') == 'true') {
-
- require_once api_get_path(LIBRARY_PATH).'nanogong.lib.php';
-
- //@todo pass this as a parameter
- global $exercise_stat_info, $exerciseId,$exe_id;
-
- if (!empty($exercise_stat_info)) {
- $params = array(
- 'exercise_id' => $exercise_stat_info['exe_exo_id'],
- 'exe_id' => $exercise_stat_info['exe_id'],
- 'question_id' => $questionId
- );
- } else {
- $params = array(
- 'exercise_id' => $exerciseId,
- 'exe_id' => 'temp_exe',
- 'question_id' => $questionId
- );
- }
-
- $nano = new Nanogong($params);
- echo $nano->show_button();
- }
-
- $oFCKeditor = new FCKeditor("choice[".$questionId."]") ;
- $oFCKeditor->ToolbarSet = 'TestFreeAnswer';
- $oFCKeditor->Width = '100%';
- $oFCKeditor->Height = '150';
- $oFCKeditor->ToolbarStartExpanded = false;
- $oFCKeditor->Value = '' ;
- $s .= '<tr><td colspan="3">';
- $s .= $oFCKeditor->CreateHtml();
- $s .= '</td></tr>';
- }
-
- // Now navigate through the possible answers, using the max number of
- // answers for the question as a limiter
- $lines_count = 1; // a counter for matching-type answers
-
- if ($answerType == MULTIPLE_ANSWER_TRUE_FALSE || $answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
- $header = '';
- $header .= Display::tag('th', get_lang('Options'));
- foreach ($objQuestionTmp->options as $key=>$item) {
- $header .= Display::tag('th', $item);
- }
- $s.= Display::tag('tr',$header, array('style'=>'text-align:left;'));
- }
-
- $matching_correct_answer = 0;
- $user_choice_array = array();
- if (!empty($user_choice)) {
- foreach($user_choice as $item) {
- $user_choice_array[] = $item['answer'];
- }
- }
-
-
- for ($answerId=1; $answerId <= $nbrAnswers; $answerId++) {
- $answer = $objAnswerTmp->selectAnswer($answerId);
- $answerCorrect = $objAnswerTmp->isCorrect($answerId);
- $numAnswer = $objAnswerTmp->selectAutoId($answerId);
-
- // Unique answer
- if ($answerType == UNIQUE_ANSWER || $answerType == UNIQUE_ANSWER_NO_OPTION) {
- // set $debug_mark_answer to true at function start to
- // show the correct answer with a suffix '-x'
-
- $help = $selected = '';
- if ($debug_mark_answer) {
- if ($answerCorrect) {
- $help = 'x-';
- $selected = 'checked';
- }
- }
- $input_id = 'choice-'.$questionId.'-'.$answerId;
- if (isset($user_choice[0]['answer']) && $user_choice[0]['answer'] == $numAnswer ) {
- $attributes = array('id' =>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
- } else {
- $attributes = array('id' =>$input_id, 'class'=>'checkbox');
- }
-
- $answer = Security::remove_XSS($answer, STUDENT);
-
- $s .= Display::input('hidden','choice2['.$questionId.']','0');
- //@todo fix $is_ltr_text_direction
- //<p style="float: '.($is_ltr_text_direction ? 'left' : 'right').'; padding-'.($is_ltr_text_direction ? 'right' : 'left').': 4px;">
- //$s .= '<div style="margin-'.($is_ltr_text_direction ? 'left' : 'right').': 24px;">'.
-
- $s .= '<tr><td colspan="3">';
- $s .= '<span class="question_answer">';
- $s .= Display::input('radio', 'choice['.$questionId.']', $numAnswer, $attributes);
- $s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span>';
- $s .= '</td></tr>';
- } elseif ($answerType == MULTIPLE_ANSWER || $answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
-
- // multiple answers
- // set $debug_mark_answer to true at function start to
- // show the correct answer with a suffix '-x'
- $help = $selected = '';
- if ($debug_mark_answer) {
- if ($answerCorrect) {
- $help = 'x-';
- $selected = 'checked="checked"';
- }
- }
- $input_id = 'choice-'.$questionId.'-'.$answerId;
-
- $answer = Security::remove_XSS($answer, STUDENT);
-
- if (in_array($numAnswer, $user_choice_array)) {
- $attributes = array('id' =>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
- } else {
- $attributes = array('id' =>$input_id, 'class'=>'checkbox');
- }
- $answer = Security::remove_XSS($answer, STUDENT);
-
- if ($answerType == MULTIPLE_ANSWER) {
- $s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
- $s .= '<tr><td colspan="3">';
- $s .= '<span class="question_answer">';
-
- if ($debug_mark_answer) {
- if ($answerCorrect) {
- //$options['checked'] = 'checked';
- }
- }
-
- $s .= Display::tag('span', Display::input('checkbox', 'choice['.$questionId.']['.$numAnswer.']', $numAnswer, $attributes));
- $s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span></td></tr>';
- } elseif ($answerType == MULTIPLE_ANSWER_TRUE_FALSE) {
- $my_choice = array();
- if (!empty($user_choice_array)) {
- foreach ($user_choice_array as $item) {
- $item = explode(':', $item);
- $my_choice[$item[0]] = $item[1];
- }
- }
- $s .='<tr>';
- $s .= Display::tag('td', $answer);
- if (!empty($quiz_question_options)) {
- foreach ($quiz_question_options as $id=>$item) {
- if (isset($my_choice[$numAnswer]) && $id == $my_choice[$numAnswer]) {
- $attributes = array('class'=>'checkbox','checked'=>1, 'selected'=>1);
- } else {
- $attributes = array('class'=>'checkbox');
- }
-
- $s .= Display::tag('td', Display::input('radio', 'choice['.$questionId.']['.$numAnswer.']', $id, $attributes));
- }
- }
- $s.='<tr>';
- }
-
- } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
- // multiple answers
- // set $debug_mark_answer to true at function start to
- // show the correct answer with a suffix '-x'
- $help = $selected = '';
- if ($debug_mark_answer) {
- if ($answerCorrect) {
- $help = 'x-';
- $selected = 'checked="checked"';
- }
- }
- $input_id = 'choice-'.$questionId.'-'.$answerId;
-
- if (in_array($numAnswer, $user_choice_array)) {
- $attributes = array('id'=>$input_id, 'class'=>'checkbox','checked'=>1, 'selected'=>1);
- } else {
- $attributes = array('id'=>$input_id, 'class'=>'checkbox');
- }
-
- $answer = Security::remove_XSS($answer, STUDENT);
- $s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />'.
- '<tr><td colspan="3">';
- $s .= '<span class="question_answer">';
- $s .= Display::tag('span', Display::input('checkbox', 'choice['.$questionId.']['.$numAnswer.']', 1, $attributes));
- $s .= Display::tag('label', $answer, array('for'=>$input_id)).'</span></td></tr>';
-
- } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
- // multiple answers
- // set $debug_mark_answer to true at function start to
- // show the correct answer with a suffix '-x'
-
- $s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
-
- $my_choice = array();
- if (!empty($user_choice_array)) {
- foreach ($user_choice_array as $item) {
- $item = explode(':', $item);
- $my_choice[$item[0]] = $item[1];
- }
- }
- $answer = Security::remove_XSS($answer, STUDENT);
- $s .='<tr>';
- $s .= Display::tag('td', $answer);
-
- foreach ($objQuestionTmp->options as $key => $item) {
- //$options['value'] = $key;
- if (isset($my_choice[$numAnswer]) && $key == $my_choice[$numAnswer]) {
- $attributes = array('class'=>'checkbox','checked'=>1, 'selected'=>1);
- } else {
- $attributes = array('class'=>'checkbox');
- }
- $s .= Display::tag('td', Display::input('radio','choice['.$questionId.']['.$numAnswer.']', $key, $attributes));
- }
- $s.='<tr>';
- } elseif ($answerType == FILL_IN_BLANKS) {
-
- /*
- // splits text and weightings that are joined with the character '::'
- list($answer) = explode('::',$answer);
-
- //getting the matches
- $answer = api_ereg_replace('\[[^]]+\]','<input type="text" name="choice['.$questionId.'][]" size="10" />',($answer));
-
-
-
- $answer = api_preg_replace('/\[[^]]+\]/', Display::input('text', "choice[$questionId][]", '', $attributes), $answer);
-
- api_preg_match_all('/\[[^]]+\]/', $answer, $fill_list);
-
- if (isset($user_choice[0]['answer'])) {
- api_preg_match_all('/\[[^]]+\]/', $user_choice[0]['answer'], $user_fill_list);
- $user_fill_list = $user_fill_list[0];
- }*/
-
- list($answer) = explode('::',$answer);
-
- api_preg_match_all('/\[[^]]+\]/', $answer, $teacher_answer_list);
-
- if (isset($user_choice[0]['answer'])) {
- api_preg_match_all('/\[[^]]+\]/', $user_choice[0]['answer'], $student_answer_list);
- $student_answer_list = $student_answer_list[0];
- }
-
- if (!empty($teacher_answer_list) && !empty($student_answer_list)) {
- $teacher_answer_list = $teacher_answer_list[0];
-
- $i = 0;
- foreach($teacher_answer_list as $teacher_item) {
- $value = null;
- if (isset($student_answer_list[$i]) && !empty($student_answer_list[$i])) {
- //Cleaning student answer list
- $value = strip_tags($student_answer_list[$i]);
- $value = api_substr($value,1, api_strlen($value)-2);
- $value = explode('/', $value);
- if (!empty($value[0])) {
- $value = trim($value[0]);
- $value = str_replace(' ', '', $value);
- }
- $answer = api_preg_replace('/\['.$teacher_item.'+\]/', Display::input('text', "choice[$questionId][]", $value), $answer);
- }
- $i++;
- }
- } else {
- $answer = api_preg_replace('/\[[^]]+\]/', Display::input('text', "choice[$questionId][]", '', $attributes), $answer);
- }
-
- $s .= '<tr><td colspan="3">'.$answer.'</td></tr>';
- } elseif ($answerType == MATCHING) {
- // matching type, showing suggestions and answers
- // TODO: replace $answerId by $numAnswer
-
- if ($answerCorrect != 0) {
- // only show elements to be answered (not the contents of
- // the select boxes, who are corrrect = 0)
- $s .= '<tr><td width="45%" valign="top">';
- $parsed_answer = $answer;
- //left part questions
- $s .= ' <span style="float:left; width:8%;"><b>'.$lines_count.'</b>. </span>
- <span style="float:left; width:92%;">'.$parsed_answer.'</span></td>';
- //middle part (matches selects)
-
- $s .= '<td width="10%" valign="top" align="center">
- <select name="choice['.$questionId.']['.$numAnswer.']">';
-
- // fills the list-box
- foreach ($select_items as $key=>$val) {
- // set $debug_mark_answer to true at function start to
- // show the correct answer with a suffix '-x'
- $help = $selected = '';
- if ($debug_mark_answer) {
- if ($val['id'] == $answerCorrect) {
- $help = '-x';
- //$selected = 'selected="selected"';
- }
- }
- if (isset($user_choice[$matching_correct_answer]) && $val['id'] == $user_choice[$matching_correct_answer]['answer']) {
- $selected = 'selected="selected"';
- }
- $s .= '<option value="'.$val['id'].'" '.$selected.'>'.$val['letter'].$help.'</option>';
-
- } // end foreach()
- $s .= '</select></td>';
- //print_r($select_items);
- //right part (answers)
- $s.='<td width="45%" valign="top" >';
- if (isset($select_items[$lines_count])) {
- $s.='<span style="float:left; width:5%;"><b>'.$select_items[$lines_count]['letter'].'.</b></span>'.
- '<span style="float:left; width:95%;">'.$select_items[$lines_count]['answer'].'</span>';
- } else {
- $s.=' ';
- }
- $s .= '</td>';
- $s .= '</tr>';
- $lines_count++;
- //if the left side of the "matching" has been completely
- // shown but the right side still has values to show...
- if (($lines_count -1) == $num_suggestions) {
- // if it remains answers to shown at the right side
- while (isset($select_items[$lines_count])) {
- $s .= '<tr>
- <td colspan="2"></td>
- <td valign="top">';
- $s.='<b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'];
- $s.="</td>
- </tr>";
- $lines_count++;
- } // end while()
- } // end if()
- $matching_correct_answer++;
- }
- }
- } // end for()
- $s .= '</table>';
- $s .= '</div>';
-
- // destruction of the Answer object
- unset($objAnswerTmp);
- // destruction of the Question object
- unset($objQuestionTmp);
- if ($origin != 'export') {
- echo $s;
- } else {
- return $s;
- }
- } elseif ($answerType == HOT_SPOT || $answerType == HOT_SPOT_DELINEATION) {
- // Question is a HOT_SPOT
- //checking document/images visibility
- if (api_is_platform_admin() || api_is_course_admin()) {
- require_once api_get_path(LIBRARY_PATH).'document.lib.php';
- $course = api_get_course_info();
- $doc_id = DocumentManager::get_document_id($course, '/images/'.$pictureName);
- if (is_numeric($doc_id)) {
- $images_folder_visibility = api_get_item_visibility($course,'document', $doc_id, api_get_session_id());
- if (!$images_folder_visibility) {
- //This message is shown only to the course/platform admin if the image is set to visibility = false
- Display::display_warning_message(get_lang('ChangeTheVisibilityOfTheCurrentImage'));
- }
- }
- }
- $questionName = $objQuestionTmp->selectTitle();
- $questionDescription = $objQuestionTmp->selectDescription();
-
- if ($freeze) {
- echo Display::img($objQuestionTmp->selectPicturePath());
- return;
- }
- // Get the answers, make a list
- $objAnswerTmp = new Answer($questionId);
- $nbrAnswers = $objAnswerTmp->selectNbrAnswers();
- // get answers of hotpost
- $answers_hotspot = array();
- for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
- $answers = $objAnswerTmp->selectAnswerByAutoId($objAnswerTmp->selectAutoId($answerId));
- $answers_hotspot[$answers['id']] = $objAnswerTmp->selectAnswer($answerId);
- }
- // display answers of hotpost order by id
- $answer_list = '<div style="padding: 10px; margin-left: 0px; border: 1px solid #A4A4A4; height: 408px; width: 200px;"><b>'.get_lang('HotspotZones').'</b><dl>';
- if (!empty($answers_hotspot)) {
- ksort($answers_hotspot);
- foreach ($answers_hotspot as $key => $value) {
- $answer_list .= '<dt>'.$key.'.- '.$value.'</dt><br />';
- }
- }
- $answer_list .= '</dl></div>';
-
- if ($answerType == HOT_SPOT_DELINEATION) {
- $answer_list='';
- $swf_file = 'hotspot_delineation_user';
- $swf_height = 405;
- } else {
- $swf_file = 'hotspot_user';
- $swf_height = 436;
- }
- if (!$only_questions) {
- if ($show_title) {
- Testcategory::displayCategoryAndTitle($objQuestionTmp->id);
- echo '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
- }
- //@todo I need to the get the feedback type
- echo '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
- echo '<table class="exercise_questions" >
- <tr>
- <td valign="top" colspan="2">';
- echo $questionDescription;
- echo '</td></tr>';
- }
- $canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
-
- $s .= '<script type="text/javascript" src="../plugin/hotspot/JavaScriptFlashGateway.js"></script>
- <script src="../plugin/hotspot/hotspot.js" type="text/javascript" ></script>
- <script type="text/javascript">
- <!--
- // Globals
- // Major version of Flash required
- var requiredMajorVersion = 7;
- // Minor version of Flash required
- var requiredMinorVersion = 0;
- // Minor version of Flash required
- var requiredRevision = 0;
- // the version of javascript supported
- var jsVersion = 1.0;
- // -->
- </script>
- <script language="VBScript" type="text/vbscript">
- <!-- // Visual basic helper required to detect Flash Player ActiveX control version information
- Function VBGetSwfVer(i)
- on error resume next
- Dim swControl, swVersion
- swVersion = 0
- set swControl = CreateObject("ShockwaveFlash.ShockwaveFlash." + CStr(i))
- if (IsObject(swControl)) then
- swVersion = swControl.GetVariable("$version")
- end if
- VBGetSwfVer = swVersion
- End Function
- // -->
- </script>
- <script language="JavaScript1.1" type="text/javascript">
- <!-- // Detect Client Browser type
- var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
- var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
- var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
- jsVersion = 1.1;
- // JavaScript helper required to detect Flash Player PlugIn version information
- function JSGetSwfVer(i) {
- // NS/Opera version >= 3 check for Flash plugin in plugin array
- if (navigator.plugins != null && navigator.plugins.length > 0) {
- if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
- var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
- var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
- descArray = flashDescription.split(" ");
- tempArrayMajor = descArray[2].split(".");
- versionMajor = tempArrayMajor[0];
- versionMinor = tempArrayMajor[1];
- if ( descArray[3] != "" ) {
- tempArrayMinor = descArray[3].split("r");
- } else {
- tempArrayMinor = descArray[4].split("r");
- }
- versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
- flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
- } else {
- flashVer = -1;
- }
- }
- // MSN/WebTV 2.6 supports Flash 4
- else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
- // WebTV 2.5 supports Flash 3
- else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
- // older WebTV supports Flash 2
- else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
- // Can\'t detect in all other cases
- else
- {
- flashVer = -1;
- }
- return flashVer;
- }
- // When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
- function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision) {
- reqVer = parseFloat(reqMajorVer + "." + reqRevision);
- // loop backwards through the versions until we find the newest version
- for (i=25;i>0;i--) {
- if (isIE && isWin && !isOpera) {
- versionStr = VBGetSwfVer(i);
- } else {
- versionStr = JSGetSwfVer(i);
- }
- if (versionStr == -1 ) {
- return false;
- } else if (versionStr != 0) {
- if(isIE && isWin && !isOpera) {
- tempArray = versionStr.split(" ");
- tempString = tempArray[1];
- versionArray = tempString .split(",");
- } else {
- versionArray = versionStr.split(".");
- }
- versionMajor = versionArray[0];
- versionMinor = versionArray[1];
- versionRevision = versionArray[2];
- versionString = versionMajor + "." + versionRevision; // 7.0r24 == 7.24
- versionNum = parseFloat(versionString);
- // is the major.revision >= requested major.revision AND the minor version >= requested minor
- if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
- return true;
- } else {
- return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
- }
- }
- }
- }
- // -->
- </script>';
- $s .= '<tr><td valign="top" colspan="2" width="520"><table><tr><td width="520">
- <script language="JavaScript" type="text/javascript">
- <!--
- // Version check based upon the values entered above in "Globals"
- var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
- // Check to see if the version meets the requirements for playback
- if (hasReqestedVersion) { // if we\'ve detected an acceptable version
- var oeTags = \'<object type="application/x-shockwave-flash" data="../plugin/hotspot/'.$swf_file.'.swf?modifyAnswers='.$questionId.'&canClick:'.$canClick.'" width="600" height="'.$swf_height.'">\'
- + \'<param name="wmode" value="transparent">\'
- + \'<param name="movie" value="../plugin/hotspot/'.$swf_file.'.swf?modifyAnswers='.$questionId.'&canClick:'.$canClick.'" />\'
- + \'<\/object>\';
- document.write(oeTags); // embed the Flash Content SWF when all tests are passed
- } else { // flash is too old or we can\'t detect the plugin
- var alternateContent = "Error<br \/>"
- + "Hotspots requires Macromedia Flash 7.<br \/>"
- + "<a href=\"http://www.macromedia.com/go/getflash/\">Get Flash<\/a>";
- document.write(alternateContent); // insert non-flash content
- }
- // -->
- </script>
- </td>
- <td valign="top" align="left">'.$answer_list.'</td></tr>
- </table>
- </td></tr>';
- echo $s;
- }
- echo '</table>';
- return $nbrAnswers;
- }
- function get_exercise_track_exercise_info($exe_id) {
- $TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
- $TBL_TRACK_EXERCICES = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $exe_id = intval($exe_id);
- $result = array();
- if (!empty($exe_id)) {
- $sql_fb_type = 'SELECT * FROM '.$TBL_EXERCICES.' as e INNER JOIN '.$TBL_TRACK_EXERCICES.' as te ON (e.id=te.exe_exo_id) WHERE te.exe_id='.$exe_id;
- $res_fb_type = Database::query($sql_fb_type);
- $result = Database::fetch_array($res_fb_type, 'ASSOC');
- }
- return $result;
- }
- /**
- * Validates the time control key
- */
- function exercise_time_control_is_valid($exercise_id) {
- $course_id = api_get_course_int_id();
- $exercise_id = intval($exercise_id);
- $TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
- $sql = "SELECT expired_time FROM $TBL_EXERCICES WHERE c_id = $course_id AND id = $exercise_id";
- $result = Database::query($sql);
- $row = Database::fetch_array($result, 'ASSOC');
- if (!empty($row['expired_time']) ) {
- $current_expired_time_key = get_time_control_key($exercise_id);
- if (isset($_SESSION['expired_time'][$current_expired_time_key])) {
- $current_time = time();
- $expired_time = api_strtotime($_SESSION['expired_time'][$current_expired_time_key], 'UTC');
- $total_time_allowed = $expired_time + 30;
- //error_log('expired time converted + 30: '.$total_time_allowed);
- //error_log('$current_time: '.$current_time);
- if ($total_time_allowed < $current_time) {
- return false;
- }
- return true;
- } else {
- return false;
- }
- } else {
- return true;
- }
- }
- /**
- Deletes the time control token
- */
- function exercise_time_control_delete($exercise_id) {
- $current_expired_time_key = get_time_control_key($exercise_id);
- unset($_SESSION['expired_time'][$current_expired_time_key]);
- }
- /**
- Generates the time control key
- */
- function generate_time_control_key($exercise_id) {
- $exercise_id = intval($exercise_id);
- return api_get_course_int_id().'_'.api_get_session_id().'_'.$exercise_id.'_'.api_get_user_id();
- }
- /**
- Returns the time controller key
- @todo this function is the same as generate_time_control_key
- */
- function get_time_control_key($exercise_id) {
- $exercise_id = intval($exercise_id);
- return api_get_course_int_id().'_'.api_get_session_id().'_'.$exercise_id.'_'.api_get_user_id();
- }
- /**
- * @todo use this function instead of get_time_control_key
- */
- function get_session_time_control_key($exercise_id) {
- $time_control_key = get_time_control_key($exercise_id);
- $return_value = $_SESSION['expired_time'][$time_control_key];
- return $return_value;
- }
- /**
- * Gets count of exam results
- * @todo this function should be moved in a library + no global calls
- * Modified by hubert borderiou 08-11-2011
- */
- function get_count_exam_results($exercise_id) {
- // I know it's bad to add a static integer here... but
- // it factorise function get_exam_results_data
- // and I think it worths it.
- //This is not bad for the hardcoded value, this is bad because you call 2 times get_exam_results_data()! jm
- //@todo use a real count select I know the sql constructions are
- $tabres = get_exam_results_data(0, 9999999, 0, "ASC", $exercise_id);
- return count($tabres);
- }
- /**
- * Gets the exam'data results
- * @todo this function should be moved in a library + no global calls
- */
- function get_exam_results_data($from, $number_of_items, $column, $direction, $exercise_id, $extra_where_conditions = null) {
- //@todo replace all this globals
- global $documentPath, $filter;
-
- if (empty($extra_where_conditions)) {
- $extra_where_conditions = "1 = 1 ";
- }
-
- $is_allowedToEdit = api_is_allowed_to_edit(null,true);
- $is_tutor = api_is_allowed_to_edit(true);
-
- $TBL_USER = Database :: get_main_table(TABLE_MAIN_USER);
- $TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
- $TBL_GROUP_REL_USER = Database :: get_course_table(TABLE_GROUP_USER);
- $TBL_GROUP = Database :: get_course_table(TABLE_GROUP);
-
- $TBL_TRACK_EXERCICES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $TBL_TRACK_HOTPOTATOES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
- $TBL_TRACK_ATTEMPT_RECORDING= Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING);
-
- $session_id_and = ' AND te.session_id = ' . api_get_session_id() . ' ';
-
- $exercise_id = intval($exercise_id);
-
- $exercise_where = '';
- if (!empty($exercise_id)) {
- $exercise_where .= ' AND te.exe_exo_id = '.$exercise_id.' ';
- }
-
- $hotpotatoe_where = '';
- if (!empty($_GET['path'])) {
- $hotpotatoe_path = Database::escape_string($_GET['path']);
- $hotpotatoe_where .= ' AND exe_name = "'.$hotpotatoe_path.'" ';
- }
-
- // sql for chamilo-type tests for teacher / tutor view
- $sql_inner_join_tbl_track_exercices = "(SELECT ttte.*, if(tr.exe_id,1, 0) as revised FROM $TBL_TRACK_EXERCICES ttte LEFT JOIN $TBL_TRACK_ATTEMPT_RECORDING tr ON (ttte.exe_id = tr.exe_id) )";
-
- if ($is_allowedToEdit || $is_tutor) {
- //Teacher view
- if (isset($_GET['gradebook']) && $_GET['gradebook'] == 'view') {
- //$exercise_where_query = ' te.exe_exo_id = ce.id AND ';
- }
- $sqlFromOption = "";
- $sqlWhereOption = ""; // for hpsql
- $sql_inner_join_tbl_user = "";
-
- //@todo fix to work with COURSE_RELATION_TYPE_RRHH in both queries
-
- //Hack in order to filter groups
- $sql_inner_join_tbl_user = '';
-
- if (strpos($extra_where_conditions, 'group_id')) {
- $sql_inner_join_tbl_user = "
- (
- SELECT u.user_id, firstname, lastname, email, username, g.name as group_name, g.id as group_id
- FROM $TBL_USER u
- INNER JOIN $TBL_GROUP_REL_USER gru ON ( gru.user_id = u.user_id AND gru.c_id=".api_get_course_int_id().")
- INNER JOIN $TBL_GROUP g ON (gru.group_id = g.id)
- )";
- }
-
- if (strpos($extra_where_conditions, 'group_all')) {
- $extra_where_conditions = str_replace("AND ( group_id = 'group_all' )", '', $extra_where_conditions);
- $sql_inner_join_tbl_user = "
- (
- SELECT u.user_id, firstname, lastname, email, username, ' ' as group_name
- FROM $TBL_USER u
- )";
- }
-
- if (strpos($extra_where_conditions, 'group_none')) {
- $extra_where_conditions = str_replace("AND ( group_id = 'group_none' )", "AND ( group_id is null )", $extra_where_conditions);
- $sql_inner_join_tbl_user = "
- (
- SELECT u.user_id, firstname, lastname, email, username, g.name as group_name, g.id as group_id
- FROM $TBL_USER u
- LEFT OUTER JOIN $TBL_GROUP_REL_USER gru ON ( gru.user_id = u.user_id AND gru.c_id=".api_get_course_int_id()." )
- LEFT OUTER JOIN $TBL_GROUP g ON (gru.group_id = g.id AND g.c_id = ".api_get_course_int_id().")
- )";
- }
-
- //All
- if (empty($sql_inner_join_tbl_user)) {
- $sql_inner_join_tbl_user = "
- (
- SELECT u.user_id, firstname, lastname, email, username, ' ' as group_name
- FROM $TBL_USER u
- )";
- }
-
- $sqlFromOption = " , $TBL_GROUP_REL_USER AS gru ";
- $sqlWhereOption = " AND gru.c_id = ".api_get_course_int_id()." AND gru.user_id = user.user_id ";
-
- $first_and_last_name = api_is_western_name_order() ? "firstname, lastname" : "lastname, firstname";
-
- $sql = "SELECT DISTINCT
- user_id,
- $first_and_last_name,
- ce.title,
- username,
- te.exe_result,
- te.exe_weighting,
- te.exe_date,
- te.exe_id,
- email as exemail,
- te.start_date,
- steps_counter,
- exe_user_id,
- te.exe_duration,
- propagate_neg,
- revised, group_name
- FROM
- $TBL_EXERCICES AS ce
- INNER JOIN $sql_inner_join_tbl_track_exercices AS te ON (te.exe_exo_id = ce.id)
- INNER JOIN $sql_inner_join_tbl_user AS user ON (user.user_id = exe_user_id)
- WHERE $extra_where_conditions AND
- te.status != 'incomplete'
- AND te.exe_cours_id='" . api_get_course_id() . "' $session_id_and
- AND ce.active <>-1
- AND orig_lp_id = 0
- AND orig_lp_item_id = 0
- AND ce.c_id=".api_get_course_int_id()."
- $exercise_where ";
- //var_dump($sql );
- // sql for hotpotatoes tests for teacher / tutor view
-
- $hpsql = "SELECT
- $first_and_last_name ,
- username,
- tth.exe_name,
- tth.exe_result ,
- tth.exe_weighting,
- tth.exe_date
- FROM
- $TBL_TRACK_HOTPOTATOES tth,
- $TBL_USER user
- $sqlFromOption
- WHERE
- user.user_id=tth.exe_user_id
- AND tth.exe_cours_id = '" . api_get_course_id()."'
- $hotpotatoe_where
- $sqlWhereOption
- AND $where_condition
- ORDER BY
- tth.exe_cours_id ASC,
- tth.exe_date DESC";
- } else {
- //any view is proposed to the student, they should see the results in the overview.php page
- exit;
- // Student view
-
- $sql = "SELECT DISTINCT
- te.exe_duration,
- te.start_date,
- firstname,
- lastname,
- te.exe_result,
- te.exe_weighting,
- te.exe_date,
- te.exe_id,
- email as exemail,
- steps_counter,
- exe_user_id,
- ce.results_disabled,
- propagate_neg,
- revised
- FROM
- $TBL_EXERCICES AS ce
- INNER JOIN $sql_inner_join_tbl_track_exercices AS te ON (te.exe_exo_id = ce.id)
- INNER JOIN $TBL_USER AS user ON (user.user_id = exe_user_id)
- WHERE $extra_where_conditions AND
- te.status != 'incomplete'
- AND te.exe_cours_id = '".api_get_course_id()."'
- AND te.exe_user_id = ".api_get_user_id()." $session_id_and
- AND ce.active <>-1
- AND orig_lp_id = 0
- AND orig_lp_item_id = 0
- AND ce.c_id = ".api_get_course_int_id()."
- $exercise_where";
- $hpsql = "SELECT '', '', '', exe_name, exe_result , exe_weighting, exe_date
- FROM $TBL_TRACK_HOTPOTATOES
- WHERE exe_user_id = '" . api_get_user_id() . "' AND exe_cours_id = '" . api_get_course_id() . "' $hotpotatoe_where
- ORDER BY exe_cours_id ASC, exe_date DESC";
- }
-
- $teacher_list = CourseManager::get_teacher_list_from_course_code(api_get_course_id());
- $teacher_id_list = array();
- foreach ($teacher_list as $teacher) {
- $teacher_id_list[] = $teacher['user_id'];
- }
-
- if (empty($hotpotatoe_where)) {
-
- $column = empty($column) ? : Database::escape_string($column);
- $from = intval($from);
- $number_of_items = intval($number_of_items);
- $sql .= " ORDER BY $column $direction ";
- $sql .= " LIMIT $from, $number_of_items";
-
- //var_dump($sql);
- $results = array();
-
- $resx = Database::query($sql);
- while ($rowx = Database::fetch_array($resx,'ASSOC')) {
- $results[] = $rowx;
- }
-
- $list_info = array();
-
- // Print test results.
- $lang_nostartdate = get_lang('NoStartDate') . ' / ';
-
- if (is_array($results)) {
-
- $users_array_id = array();
- if ($_GET['gradebook'] == 'view') {
- $from_gradebook = true;
- }
- $sizeof = count($results);
-
- $user_list_id = array ();
- $duration_list = '';
-
- for ($i = 0; $i < $sizeof; $i++) {
- $revised = $results[$i]['revised'];
-
- if ($from_gradebook && ($is_allowedToEdit || $is_tutor)) {
- if (in_array($results[$i]['username'] . $results[$i]['firstname'] . $results[$i]['lastname'], $users_array_id)) {
- continue;
- }
- $users_array_id[] = $results[$i]['username'] . $results[$i]['firstname'] . $results[$i]['lastname'];
- }
- if ($is_allowedToEdit || $is_tutor) {
- $user = $results[$i]['firstname'] . $results[$i]['lastname'];
- $user_groups = displayGroupsForUser('<br/>', $results[$i]['user_id']);
- } else {
- $user = $results[$i]['firstname'] . $results[$i]['lastname'];
-
- }
- $user_list_id[] = $results[$i]['exe_user_id'];
- $id = $results[$i]['exe_id'];
-
- $dt = api_convert_and_format_date($results[$i]['exe_weighting']);
-
- // we filter the results if we have the permission to
- if (isset ($results[$i]['results_disabled']))
- $result_disabled = intval($results[$i]['results_disabled']);
- else
- $result_disabled = 0;
-
- if ($result_disabled == 0) {
-
- if ($is_allowedToEdit || $is_tutor) {
- $user = $results[$i]['firstname'] . $results[$i]['lastname'];
- $start_date = $results[$i]['start_date'];
- } else {
- $start_date = $results[$i]['start_date'];
- }
-
- if ($start_date != "0000-00-00 00:00:00") {
- $start_date_timestamp = api_strtotime($start_date, 'UTC');
- $exe_date_timestamp = api_strtotime($results[$i]['exe_date'], 'UTC');
-
- $my_duration = ceil((($exe_date_timestamp - $start_date_timestamp) / 60));
- //var_dump($start_date .' - '.$results[$i]['exdate'].' - '.$my_duration);
- if ($my_duration == 1 ) {
- $duration_list = $my_duration . ' ' . get_lang('MinMinute');
- } else {
- $duration_list = $my_duration. ' ' . get_lang('MinMinutes');
- }
- if ($results[$i]['exstep'] > 1) {
- $duration_list = ' ( ' . $results[$i]['steps_counter'] . ' ' . get_lang('Steps') . ' )';
- }
- } else {
- $duration_list = get_lang('NoLogOfDuration');
- }
- // Date conversion
-
-
-
- // there are already a duration test period calculated??
- //echo '<td>'.sprintf(get_lang('DurationFormat'), $duration).'</td>';
-
- // if the float look like 10.00 we show only 10
-
- $my_res = $results[$i]['exe_result'];
- $my_total = $results[$i]['exe_weighting'];
-
- $results[$i]['start_date'] = api_get_local_time($results[$i]['start_date']);
- $results[$i]['exe_date'] = api_get_local_time($results[$i]['exe_date']);
-
- if (!$results[$i]['propagate_neg'] && $my_res < 0) {
- $my_res = 0;
- }
- $score = show_score($my_res, $my_total);
-
- $actions = '';
- if ($is_allowedToEdit || $is_tutor) {
- if (in_array($results[$i]['exe_user_id'], $teacher_id_list)) {
- $actions .= Display::return_icon('teachers.gif', get_lang('Teacher'));
- }
- if ($revised) {
- $actions .= "<a href='exercise_show.php?".api_get_cidreq()."&action=edit&id=$id'>".Display :: return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL);
- $actions .= ' ';
- } else {
- $actions .="<a href='exercise_show.php?".api_get_cidreq()."&action=qualify&id=$id'>".Display :: return_icon('quiz.gif', get_lang('Qualify'));
- $actions .=' ';
- }
- $actions .="</a>";
- if ($is_allowedToEdit) {
- if ($filter==2){
- $actions .=' <a href="exercise_history.php?'.api_get_cidreq().'&exe_id=' . $id . '">' .Display :: return_icon('history.gif', get_lang('ViewHistoryChange')).'</a>';
- }
- }
- if (api_is_platform_admin() || $is_tutor) {
- $actions .=' <a href="exercise_report.php?'.api_get_cidreq().'&filter_by_user='.intval($_GET['filter_by_user']).'&filter=' . $filter . '&exerciseId='.$exercise_id.'&delete=delete&did=' . $id . '" onclick="javascript:if(!confirm(\'' . sprintf(get_lang('DeleteAttempt'), $user, $dt) . '\')) return false;">'.Display :: return_icon('delete.png', get_lang('Delete')).'</a>';
- $actions .=' ';
- }
- } else {
- $attempt_url = api_get_path(WEB_CODE_PATH).'exercice/result.php?'.api_get_cidreq().'&id='.$results[$i]['exe_id'].'&id_session='.api_get_session_id().'&height=500&width=750';
- $attempt_link = Display::url(get_lang('Show'), $attempt_url, array('class'=>'thickbox a_button white small'));
- $actions .= $attempt_link;
- }
-
- if ($revised) {
- $revised = Display::span(get_lang('Validated'), array('class'=>'label_tag success'));
- } else {
- $revised = Display::span(get_lang('NotValidated'), array('class'=>'label_tag notice'));
- }
-
- if ($is_allowedToEdit || $is_tutor) {
- $results[$i]['status'] = $revised;
- $results[$i]['score'] = $score;
- $results[$i]['actions'] = $actions;
- $list_info[] = $results[$i];
- } else {
- $results[$i]['status'] = $revised;
- $results[$i]['score'] = $score;
- $results[$i]['actions'] = $actions;
- $list_info[] = $results[$i];
- }
- }
- }
- }
- } else {
- //echo $hpsql; var_dump($hpsql);
- $hpresults = getManyResultsXCol($hpsql, 6);
-
- // Print HotPotatoes test results.
- if (is_array($hpresults)) {
-
- for ($i = 0; $i < sizeof($hpresults); $i++) {
- $hp_title = GetQuizName($hpresults[$i][3], $documentPath);
- if ($hp_title == '') {
- $hp_title = basename($hpresults[$i][3]);
- }
- //var_dump($hpresults[$i]);
-
- $hp_date = api_get_local_time($hpresults[$i][6], null, date_default_timezone_get());
- $hp_result = round(($hpresults[$i][4] / ($hpresults[$i][5] != 0 ? $hpresults[$i][5] : 1)) * 100, 2).'% ('.$hpresults[$i][4].' / '.$hpresults[$i][5].')';
- if ($is_allowedToEdit || $is_tutor) {
- $list_info[] = array($hpresults[$i][0], $hpresults[$i][1], $hpresults[$i][2], '', $hp_title, '-', $hp_date , $hp_result , '-');
- } else {
- $list_info[] = array($hp_title, '-', $hp_date , $hp_result , '-');
- }
- }
- }
- }
- //var_dump($list_info);
- return $list_info;
- }
- /**
- * Converts the score with the exercise_max_note and exercise_min_score the platform settings + formats the results using the float_format function
- *
- * @param float score
- * @param float weight
- * @param bool show porcentage or not
- * @param bool use or not the platform settings
- * @return string an html with the score modified
- */
- function show_score($score, $weight, $show_percentage = true, $use_platform_settings = true) {
- if (is_null($score) && is_null($weight)) {
- return '-';
- }
- $html = '';
- $score_rounded = $score;
- $max_note = api_get_setting('exercise_max_score');
- $min_note = api_get_setting('exercise_min_score');
-
- if ($use_platform_settings) {
- if ($max_note != '' && $min_note != '') {
- if (!empty($weight) && intval($weight) != 0) {
- $score = $min_note + ($max_note - $min_note) * $score /$weight;
- } else {
- $score = $min_note;
- }
- $weight = $max_note;
- }
- }
- $score_rounded = float_format($score, 1);
- $weight = float_format($weight, 1);
- if ($show_percentage) {
- $parent = '(' . $score_rounded . ' / ' . $weight . ')';
- $html = float_format(($score / ($weight != 0 ? $weight : 1)) * 100, 1) . "% $parent";
- } else {
- $html = $score_rounded . ' / ' . $weight;
- }
- return $html;
- }
- /**
- * Converts a numeric value in a percentage example 0.66666 to 66.67 %
- * @param $value
- * @return float Converted number
- */
- function convert_to_percentage($value) {
- $return = '-';
- if ($value != '') {
- $return = float_format($value * 100, 1).' %';
- }
- return $return;
- }
- /**
- * Converts a score/weight values to the platform scale
- * @param float score
- * @param float weight
- * @return float the score rounded converted to the new range
- */
- function convert_score($score, $weight) {
- $max_note = api_get_setting('exercise_max_score');
- $min_note = api_get_setting('exercise_min_score');
-
- if ($score != '' && $weight != '') {
- if ($max_note != '' && $min_note != '') {
- if (!empty($weight)) {
- $score = $min_note + ($max_note - $min_note) * $score / $weight;
- } else {
- $score = $min_note;
- }
- }
- }
- $score_rounded = float_format($score, 1);
- return $score_rounded;
- }
- /**
- * Getting all active exercises from a course from a session (if a session_id is provided we will show all the exercises in the course + all exercises in the session)
- * @param array course data
- * @param int session id
- * @return array array with exercise data
- */
- function get_all_exercises($course_info = null, $session_id = 0, $check_publication_dates = false) {
- $TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
- $course_id = api_get_course_int_id();
-
- if (!empty($course_info) && !empty($course_info['real_id'])) {
- $course_id = $course_info['real_id'];
- }
-
- if ($session_id == -1) {
- $session_id = 0;
- }
-
- $now = api_get_utc_datetime();
- $time_conditions = '';
-
- if ($check_publication_dates) {
- $time_conditions = " AND ((start_time <> '0000-00-00 00:00:00' AND start_time < '$now' AND end_time <> '0000-00-00 00:00:00' AND end_time > '$now' ) OR "; //start and end are set
- $time_conditions .= " (start_time <> '0000-00-00 00:00:00' AND start_time < '$now' AND end_time = '0000-00-00 00:00:00') OR "; // only start is set
- $time_conditions .= " (start_time = '0000-00-00 00:00:00' AND end_time <> '0000-00-00 00:00:00' AND end_time > '$now') OR "; // only end is set
- $time_conditions .= " (start_time = '0000-00-00 00:00:00' AND end_time = '0000-00-00 00:00:00')) "; // nothing is set
- }
-
- if ($session_id == 0) {
- $conditions = array('where'=>array('active = ? AND session_id = ? AND c_id = ? '.$time_conditions => array('1', $session_id, $course_id)), 'order'=>'title');
- } else {
- //All exercises
- $conditions = array('where'=>array('active = ? AND (session_id = 0 OR session_id = ? ) AND c_id = ? '.$time_conditions => array('1', $session_id, $course_id)), 'order'=>'title');
- }
- return Database::select('*',$TBL_EXERCICES, $conditions);
- }
- /**
- * Getting all active exercises from a course from a session (if a session_id is provided we will show all the exercises in the course + all exercises in the session)
- * @param array course data
- * @param int session id
- * @param int course c_id
- * @return array array with exercise data
- * modified by Hubert Borderiou
- */
- function get_all_exercises_for_course_id($course_info = null, $session_id = 0, $course_id=0) {
- $TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
- if ($session_id == -1) {
- $session_id = 0;
- }
- if ($session_id == 0) {
- $conditions = array('where'=>array('active = ? AND session_id = ? AND c_id = ?'=>array('1', $session_id, $course_id)), 'order'=>'title');
- } else {
- //All exercises
- $conditions = array('where'=>array('active = ? AND (session_id = 0 OR session_id = ? ) AND c_id=?' =>array('1', $session_id, $course_id)), 'order'=>'title');
- }
- return Database::select('*',$TBL_EXERCICES, $conditions);
- }
- /**
- * Gets the position of the score based in a given score (result/weight) and the exe_id based in the user list
- * (NO Exercises in LPs )
- * @param float user score to be compared *attention* $my_score = score/weight and not just the score
- * @param int exe id of the exercise (this is necesary because if 2 students have the same score the one with the minor exe_id will have a best position, just to be fair and FIFO)
- * @param int exercise id
- * @param string course code
- * @param int session id
- * @return int the position of the user between his friends in a course (or course within a session)
- */
- function get_exercise_result_ranking($my_score, $my_exe_id, $exercise_id, $course_code, $session_id = 0, $user_list, $return_string = true) {
- //No score given we return
- if (is_null($my_score)) {
- return '-';
- }
- if (empty($user_list)) {
- return '-';
- }
- $best_attempts = array();
-
- foreach($user_list as $user_data) {
- $user_id = $user_data['user_id'];
- $best_attempts[$user_id]= get_best_attempt_by_user($user_id, $exercise_id, $course_code, $session_id);
- }
- $position_data = array();
- if (empty($best_attempts)) {
- return 1;
- } else {
- $position = 1;
- $my_ranking = array();
- foreach($best_attempts as $user_id => $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $my_ranking[$user_id] = $result['exe_result']/$result['exe_weighting'];
- } else {
- $my_ranking[$user_id] = 0;
- }
- }
- //if (!empty($my_ranking)) {
- asort($my_ranking);
- $position = count($my_ranking);
- if (!empty($my_ranking)) {
- foreach($my_ranking as $user_id => $ranking) {
- if ($my_score >= $ranking) {
- if ($my_score == $ranking) {
- $exe_id = $best_attempts[$user_id]['exe_id'];
- if ($my_exe_id < $exe_id) {
- $position--;
- }
- } else {
- $position--;
- }
- }
- }
- }
- //}
- $return_value = array('position'=>$position, 'count'=>count($my_ranking));
- //var_dump($my_score, $my_ranking);
- if ($return_string) {
- if (!empty($position) && !empty($my_ranking)) {
- $return_value = $position.'/'.count($my_ranking);
- } else {
- $return_value = '-';
- }
- }
- return $return_value;
- }
- }
- /**
- * Gets the position of the score based in a given score (result/weight) and the exe_id based in all attempts
- * (NO Exercises in LPs ) old funcionality by attempt
- * @param float user score to be compared attention => score/weight
- * @param int exe id of the exercise (this is necesary because if 2 students have the same score the one with the minor exe_id will have a best position, just to be fair and FIFO)
- * @param int exercise id
- * @param string course code
- * @param int session id
- * @return int the position of the user between his friends in a course (or course within a session)
- */
- function get_exercise_result_ranking_by_attempt($my_score, $my_exe_id, $exercise_id, $course_code, $session_id = 0, $return_string = true) {
- if (empty($session_id)) {
- $session_id = 0;
- }
- if (is_null($my_score)) {
- return '-';
- }
- $user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
- $position_data = array();
- if (empty($user_results)) {
- return 1;
- } else {
- $position = 1;
- $my_ranking = array();
- foreach($user_results as $result) {
- //print_r($result);
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $my_ranking[$result['exe_id']] = $result['exe_result']/$result['exe_weighting'];
- } else {
- $my_ranking[$result['exe_id']] = 0;
- }
- }
- asort($my_ranking);
- $position = count($my_ranking);
- if (!empty($my_ranking)) {
- foreach($my_ranking as $exe_id=>$ranking) {
- if ($my_score >= $ranking) {
- if ($my_score == $ranking) {
- if ($my_exe_id < $exe_id) {
- $position--;
- }
- } else {
- $position--;
- }
- }
- }
- }
- $return_value = array('position'=>$position, 'count'=>count($my_ranking));
- //var_dump($my_score, $my_ranking);
- if ($return_string) {
- if (!empty($position) && !empty($my_ranking)) {
- return $position.'/'.count($my_ranking);
- }
- }
- return $return_value;
- }
- }
- /*
- * Get the best attempt in a exercise (NO Exercises in LPs )
- */
- function get_best_attempt_in_course($exercise_id, $course_code, $session_id) {
- $user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
- $best_score_data = array();
- $best_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- if ($score >= $best_score) {
- $best_score = $score;
- $best_score_data = $result;
- }
- }
- }
- }
- return $best_score_data;
- }
- /*
- * Get the best score in a exercise (NO Exercises in LPs )
- */
- function get_best_attempt_by_user($user_id, $exercise_id, $course_code, $session_id) {
- $user_results = get_all_exercise_results($exercise_id, $course_code, $session_id, false);
- $best_score_data = array();
- $best_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if ($result['exe_user_id'] != $user_id) continue;
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- if ($score >= $best_score) {
- $best_score = $score;
- $best_score_data = $result;
- }
- }
- }
- }
- return $best_score_data;
- }
- /**
- * Get average score (NO Exercises in LPs )
- * @param int exercise id
- * @param string course code
- * @param int session id
- * @return float Average score
- */
- function get_average_score($exercise_id, $course_code, $session_id) {
- $user_results = get_all_exercise_results($exercise_id, $course_code, $session_id);
- $avg_score_data = array();
- $avg_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- $avg_score +=$score;
- }
- }
- $avg_score = float_format($avg_score / count($user_results), 1);
- }
- return $avg_score;
- }
- /**
- * Get average score by score (NO Exercises in LPs )
- * @param int exercise id
- * @param string course code
- * @param int session id
- * @return float Average score
- */
- function get_average_score_by_course($course_code, $session_id) {
- $user_results = get_all_exercise_results_by_course($course_code, $session_id, false);
- //echo $course_code.' - '.$session_id.'<br />';
- $avg_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- //var_dump($score);
- $avg_score +=$score;
- }
- }
- //We asume that all exe_weighting
- //$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
- $avg_score = ($avg_score / count($user_results));
- }
- //var_dump($avg_score);
- return $avg_score;
- }
- function get_average_score_by_course_by_user($user_id, $course_code, $session_id) {
- $user_results = get_all_exercise_results_by_user($user_id, $course_code, $session_id);
- $avg_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- $avg_score +=$score;
- }
- }
- //We asume that all exe_weighting
- //$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
- $avg_score = ($avg_score / count($user_results));
- }
- return $avg_score;
- }
- /**
- * Get average score by score (NO Exercises in LPs )
- * @param int exercise id
- * @param string course code
- * @param int session id
- * @return float Best average score
- */
- function get_best_average_score_by_exercise($exercise_id, $course_code, $session_id, $user_count) {
- $user_results = get_best_exercise_results_by_user($exercise_id, $course_code, $session_id);
- $avg_score = 0;
- if (!empty($user_results)) {
- foreach($user_results as $result) {
- if (!empty($result['exe_weighting']) && intval($result['exe_weighting']) != 0) {
- $score = $result['exe_result']/$result['exe_weighting'];
- $avg_score +=$score;
- }
- }
- //We asume that all exe_weighting
- //$avg_score = show_score( $avg_score / count($user_results) , $result['exe_weighting']);
- //$avg_score = ($avg_score / count($user_results));
- if(!empty($user_count)) {
- $avg_score = float_format($avg_score / $user_count, 1) * 100;
- } else {
- $avg_score = 0;
- }
- }
- return $avg_score;
- }
- function get_exercises_to_be_taken($course_code, $session_id) {
- $course_info = api_get_course_info($course_code);
- $exercises = get_all_exercises($course_info, $session_id);
- $result = array();
- $now = time() + 15*24*60*60;
- foreach($exercises as $exercise_item) {
- if (isset($exercise_item['end_time']) && !empty($exercise_item['end_time']) && $exercise_item['end_time'] != '0000-00-00 00:00:00' && api_strtotime($exercise_item['end_time'], 'UTC') < $now) {
- $result[] = $exercise_item;
- }
- }
- return $result;
- }
- /**
- * Get student results (only in completed exercises) stats by question
- * @param int question id
- * @param int exercise id
- * @param string course code
- * @param int session id
- *
- * */
- function get_student_stats_by_question($question_id, $exercise_id, $course_code, $session_id) {
- $track_exercises = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
- $track_attempt = Database::get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
-
- $question_id = intval($question_id);
- $exercise_id = intval($exercise_id);
- $course_code = Database::escape_string($course_code);
- $session_id = intval($session_id);
-
- $sql = "SELECT count(exe_user_id) as users, MAX(marks) as max , MIN(marks) as min, AVG(marks) as average
- FROM $track_exercises e INNER JOIN $track_attempt a ON (a.exe_id = e.exe_id)
- WHERE exe_exo_id = $exercise_id AND
- course_code = '$course_code' AND
- e.session_id = $session_id AND
- question_id = $question_id AND status = '' LIMIT 1";
- $result = Database::query($sql);
- $return = array();
- if ($result) {
- $return = Database::fetch_array($result, 'ASSOC');
-
- }
- return $return;
- }
- // ---------------------------------------------------------
- // return the HTML code for a menu with students group
- // @input : $in_name : is the name and the id of the <select>
- // $in_default : default value for option
- // @return : the html code of the <select>
- // ---------------------------------------------------------
- function displayGroupMenu($in_name, $in_default, $in_onchange="") {
- // check the default value of option
- $tabSelected = array($in_default => " selected='selected' ");
- $res = "";
- $res .= "<select name='$in_name' id='$in_name' onchange='".$in_onchange."' >";
- $res .= "<option value='-1'".$tabSelected["-1"].">-- ".get_lang('AllGroups')." --</option>";
- $res .= "<option value='0'".$tabSelected["0"].">- ".get_lang('NotInAGroup')." -</option>";
- $tabGroups = GroupManager::get_group_list();
- $currentCatId = 0;
- for ($i=0; $i < count($tabGroups); $i++) {
- $tabCategory = GroupManager::get_category_from_group($tabGroups[$i]["id"]);
- if ($tabCategory["id"] != $currentCatId) {
- $res .= "<option value='-1' disabled='disabled'>".$tabCategory["title"]."</option>";
- $currentCatId = $tabCategory["id"];
- }
- $res .= "<option ".$tabSelected[$tabGroups[$i]["id"]]."style='margin-left:40px' value='".$tabGroups[$i]["id"]."'>".$tabGroups[$i]["name"]."</option>";
- }
- $res .= "</select>";
- return $res;
- }
- // ------------------------------------------------------
- // return a list of group for user with user_id=in_userid
- // separated with in_separator
- // --------------------------------------------------
- function displayGroupsForUser($in_separator, $in_userid) {
- $res = implode($in_separator, GroupManager::get_user_group_name($in_userid));
- if ($res == "") {
- $res = "<div style='text-align:center'>-</div>";
- }
- return $res;
- }
|