selectNbrAnswers();
- $questionScore=0;
- if($answerType == FREE_ANSWER)
- $nbrAnswers = 1;
-
- for($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
-
- $answer=$objAnswerTmp->selectAnswer($answerId);
- $answerComment=$objAnswerTmp->selectComment($answerId);
- $answerCorrect=$objAnswerTmp->isCorrect($answerId);
- $answerWeighting=$objAnswerTmp->selectWeighting($answerId);
- switch($answerType) {
- // for unique answer
- case UNIQUE_ANSWER :
- $studentChoice=($choice == $answerId)?1:0;
- if($studentChoice) {
- $questionScore+=$answerWeighting;
- $totalScore+=$answerWeighting;
- }
- break;
- // for multiple answers
- case MULTIPLE_ANSWER :
- $studentChoice=$choice[$answerId];
- if($studentChoice) {
- $questionScore+=$answerWeighting;
- $totalScore+=$answerWeighting;
- }
- break;
- // for fill in the blanks
- case FILL_IN_BLANKS :
- // the question is encoded like this
- // [A] B [C] D [E] F::10,10,10@1
- // number 1 before the "@" means that is a switchable fill in blank question
- // [A] B [C] D [E] F::10,10,10@ or [A] B [C] D [E] F::10,10,10
- // means that is a normal fill blank question
-
- // first we explode the "::"
- $pre_array = explode('::', $answer);
-
- // is switchable fill blank or not
- $last = count($pre_array)-1;
- $is_set_switchable = explode('@', $pre_array[$last]);
-
- $switchable_answer_set=false;
- if (isset($is_set_switchable[1]) && $is_set_switchable[1]==1)
- {
- $switchable_answer_set=true;
- }
-
- $answer = '';
- for ($k=0; $k<$last; $k++)
- {
- $answer .= $pre_array[$k];
- }
-
- // splits weightings that are joined with a comma
- $answerWeighting = explode(',',$is_set_switchable[0]);
+ }
+
+ // construction of the Answer object
+ $objAnswerTmp=new Answer($questionId);
+ $nbrAnswers=$objAnswerTmp->selectNbrAnswers();
+ $questionScore=0;
+ if ($answerType == FREE_ANSWER) {
+ $nbrAnswers = 1;
+ }
+
+ for ($answerId=1;$answerId <= $nbrAnswers;$answerId++) {
+
+ $answer=$objAnswerTmp->selectAnswer($answerId);
+ $answerComment=$objAnswerTmp->selectComment($answerId);
+ $answerCorrect=$objAnswerTmp->isCorrect($answerId);
+ $answerWeighting=$objAnswerTmp->selectWeighting($answerId);
+ switch ($answerType) {
+ // for unique answer
+ case UNIQUE_ANSWER :
+ $studentChoice=($choice == $answerId)?1:0;
+ if($studentChoice) {
+ $questionScore+=$answerWeighting;
+ $totalScore+=$answerWeighting;
+ }
+ break;
+ // for multiple answers
+ case MULTIPLE_ANSWER :
+ $studentChoice=$choice[$answerId];
+ if($studentChoice) {
+ $questionScore+=$answerWeighting;
+ $totalScore+=$answerWeighting;
+ }
+ break;
+ // for fill in the blanks
+ case FILL_IN_BLANKS :
+ // the question is encoded like this
+ // [A] B [C] D [E] F::10,10,10@1
+ // number 1 before the "@" means that is a switchable fill in blank question
+ // [A] B [C] D [E] F::10,10,10@ or [A] B [C] D [E] F::10,10,10
+ // means that is a normal fill blank question
+
+ // first we explode the "::"
+ $pre_array = explode('::', $answer);
+
+ // is switchable fill blank or not
+ $last = count($pre_array)-1;
+ $is_set_switchable = explode('@', $pre_array[$last]);
+
+ $switchable_answer_set=false;
+ if (isset($is_set_switchable[1]) && $is_set_switchable[1]==1)
+ {
+ $switchable_answer_set=true;
+ }
+
+ $answer = '';
+ for ($k=0; $k<$last; $k++)
+ {
+ $answer .= $pre_array[$k];
+ }
+
+ // splits weightings that are joined with a comma
+ $answerWeighting = explode(',',$is_set_switchable[0]);
- // we save the answer because it will be modified
- $temp=$answer;
+ // we save the answer because it will be modified
+ $temp=$answer;
- // TeX parsing
- // 1. find everything between the [tex] and [/tex] tags
- $startlocations=strpos($temp,'[tex]');
- $endlocations=strpos($temp,'[/tex]');
+ // TeX parsing
+ // 1. find everything between the [tex] and [/tex] tags
+ $startlocations=strpos($temp,'[tex]');
+ $endlocations=strpos($temp,'[/tex]');
- if($startlocations !== false && $endlocations !== false)
- {
- $texstring=substr($temp,$startlocations,$endlocations-$startlocations+6);
- // 2. replace this by {texcode}
- $temp=str_replace($texstring,'{texcode}',$temp);
- }
+ if($startlocations !== false && $endlocations !== false)
+ {
+ $texstring=substr($temp,$startlocations,$endlocations-$startlocations+6);
+ // 2. replace this by {texcode}
+ $temp=str_replace($texstring,'{texcode}',$temp);
+ }
- $answer='';
- $j=0;
-
- //initialise answer tags
- $user_tags=array();
- $correct_tags=array();
- $real_text=array();
- // the loop will stop at the end of the text
- while(1)
+ $answer='';
+ $j=0;
+
+ //initialise answer tags
+ $user_tags=array();
+ $correct_tags=array();
+ $real_text=array();
+ // the loop will stop at the end of the text
+ while(1)
+ {
+ // quits the loop if there are no more blanks (detect '[')
+ if(($pos = strpos($temp,'[')) === false)
{
- // quits the loop if there are no more blanks (detect '[')
- if(($pos = strpos($temp,'[')) === false)
- {
- // adds the end of the text
- $answer=$temp;
- // TeX parsing - replacement of texcode tags
- $texstring = api_parse_tex($texstring);
- $answer=str_replace("{texcode}",$texstring,$answer);
- $real_text[] = $answer;
- break; //no more "blanks", quit the loop
- }
- // adds the piece of text that is before the blank
- //and ends with '[' into a general storage array
- $real_text[]=substr($temp,0,$pos+1);
- $answer.=substr($temp,0,$pos+1);
- //take the string remaining (after the last "[" we found)
- $temp=substr($temp,$pos+1);
- // quit the loop if there are no more blanks, and update $pos to the position of next ']'
- if(($pos = strpos($temp,']')) === false)
- {
- // adds the end of the text
- $answer.=$temp;
- break;
- }
- $choice[$j]=trim($choice[$j]);
- $user_tags[]=stripslashes(strtolower($choice[$j]));
- //put the contents of the [] answer tag into correct_tags[]
- $correct_tags[]=strtolower(substr($temp,0,$pos));
- $j++;
- $temp=substr($temp,$pos+1);
- //$answer .= ']';
+ // adds the end of the text
+ $answer=$temp;
+ // TeX parsing - replacement of texcode tags
+ $texstring = api_parse_tex($texstring);
+ $answer=str_replace("{texcode}",$texstring,$answer);
+ $real_text[] = $answer;
+ break; //no more "blanks", quit the loop
}
-
- $answer='';
- $real_correct_tags = $correct_tags;
- $chosen_list=array();
-
- for($i=0;$i';
- }
- else
- {
- // adds a tabulation if no word has been typed by the student
- $answer.=' ';
- }
- } else {
- // switchable fill in the blanks
- if (in_array($user_tags[$i],$correct_tags)) {
- $chosen_list[]=$user_tags[$i];
- $correct_tags=array_diff($correct_tags,$chosen_list);
-
- // gives the related weighting to the student
- $questionScore+=$answerWeighting[$i];
- // increments total score
- $totalScore+=$answerWeighting[$i];
- // adds the word in green at the end of the string
- $answer.=stripslashes($user_tags[$i]);
- } // else if the word entered by the student IS NOT the same as the one defined by the professor
- elseif(!empty($user_tags[$i]))
- {
- // adds the word in red at the end of the string, and strikes it
- $answer.=''.stripslashes($user_tags[$i]).'';
- }
- else
- {
- // adds a tabulation if no word has been typed by the student
- $answer.=' ';
- }
- }
- // adds the correct word, followed by ] to close the blank
- $answer.=' / '.$real_correct_tags[$i].']';
- if ( isset( $real_text[$i+1] ) ) {
- $answer.=$real_text[$i+1];
- }
- }
- break;
- // for free answer
- case FREE_ANSWER :
- $studentChoice=$choice;
-
- if($studentChoice)
+ // adds the piece of text that is before the blank
+ //and ends with '[' into a general storage array
+ $real_text[]=substr($temp,0,$pos+1);
+ $answer.=substr($temp,0,$pos+1);
+ //take the string remaining (after the last "[" we found)
+ $temp=substr($temp,$pos+1);
+ // quit the loop if there are no more blanks, and update $pos to the position of next ']'
+ if(($pos = strpos($temp,']')) === false)
{
- //Score is at -1 because the question has'nt been corected
- $questionScore=-1;
- $totalScore+=0;
+ // adds the end of the text
+ $answer.=$temp;
+ break;
}
-
-
- break;
- // for matching
- case MATCHING :
- if($answerCorrect)
+ $choice[$j]=trim($choice[$j]);
+ $user_tags[]=stripslashes(strtolower($choice[$j]));
+ //put the contents of the [] answer tag into correct_tags[]
+ $correct_tags[]=strtolower(substr($temp,0,$pos));
+ $j++;
+ $temp=substr($temp,$pos+1);
+ //$answer .= ']';
+ }
+
+ $answer='';
+ $real_correct_tags = $correct_tags;
+ $chosen_list=array();
+
+ for($i=0;$i';
}
else
{
- $choice[$answerId]=''.$matching[$choice[$answerId]].'';
+ // adds a tabulation if no word has been typed by the student
+ $answer.=' ';
+ }
+ } else {
+ // switchable fill in the blanks
+ if (in_array($user_tags[$i],$correct_tags)) {
+ $chosen_list[]=$user_tags[$i];
+ $correct_tags=array_diff($correct_tags,$chosen_list);
+
+ // gives the related weighting to the student
+ $questionScore+=$answerWeighting[$i];
+ // increments total score
+ $totalScore+=$answerWeighting[$i];
+ // adds the word in green at the end of the string
+ $answer.=stripslashes($user_tags[$i]);
+ } // else if the word entered by the student IS NOT the same as the one defined by the professor
+ elseif(!empty($user_tags[$i]))
+ {
+ // adds the word in red at the end of the string, and strikes it
+ $answer.=''.stripslashes($user_tags[$i]).'';
}
+ else
+ {
+ // adds a tabulation if no word has been typed by the student
+ $answer.=' ';
+ }
}
- else
- {
- $matching[$answerId]=$answer;
- }
- break;
- // for hotspot with no order
- case HOT_SPOT :
- $studentChoice=$choice[$answerId];
- if($studentChoice)
- {
- $questionScore+=$answerWeighting;
- $totalScore+=$answerWeighting;
- }
+ // adds the correct word, followed by ] to close the blank
+ $answer.=' / '.$real_correct_tags[$i].']';
+ if ( isset( $real_text[$i+1] ) ) {
+ $answer.=$real_text[$i+1];
+ }
+ }
+ break;
+ // for free answer
+ case FREE_ANSWER :
+ $studentChoice=$choice;
- break;
- // for hotspot with fixed order
- case HOT_SPOT_ORDER :
- $studentChoice=$choice['order'][$answerId];
+ if($studentChoice)
+ {
+ //Score is at -1 because the question has'nt been corected
+ $questionScore=-1;
+ $totalScore+=0;
+ }
- if($studentChoice == $answerId)
+
+ break;
+ // for matching
+ case MATCHING :
+ if($answerCorrect)
+ {
+ if($answerCorrect == $choice[$answerId])
{
$questionScore+=$answerWeighting;
$totalScore+=$answerWeighting;
- $studentChoice = true;
+ $choice[$answerId]=$matching[$choice[$answerId]];
+ }
+ elseif(!$choice[$answerId])
+ {
+ $choice[$answerId]=' ';
}
else
{
- $studentChoice = false;
+ $choice[$answerId]=''.$matching[$choice[$answerId]].'';
}
-
- break;
- } // end switch Answertype
-
- if($answerType != MATCHING || $answerCorrect)
- {
- if($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER)
- {
- if ($origin!='learnpath') {
- display_unique_or_multiple_answer($answerType, $studentChoice, $answer, $answerComment, $answerCorrect);
- }
- }
- elseif($answerType == FILL_IN_BLANKS)
- {
- if ($origin!='learnpath') {
- display_fill_in_blanks_answer($answer);
- }
- }
- elseif($answerType == FREE_ANSWER)
- {
- // to store the details of open questions in an array to be used in mail
-
- $arrques[] = $questionName;
- $arrans[] = $choice;
- $firstName = $_SESSION['_user']['firstName'];
- $lastName = $_SESSION['_user']['lastName'];
- $mail = $_SESSION['_user']['mail'];
- $coursecode = $_SESSION['_course']['id'];
- $to = '';
- $teachers = array();
- if(api_get_setting('use_session_mode')=='true' && !empty($_SESSION['id_session']))
- {
- $teachers = CourseManager::get_coach_list_from_course_code($coursecode,$_SESSION['id_session']);
}
else
{
- $teachers = CourseManager::get_teacher_list_from_course_code($coursecode);
+ $matching[$answerId]=$answer;
+ }
+ break;
+ // for hotspot with no order
+ case HOT_SPOT :
+ $studentChoice=$choice[$answerId];
+ if ($studentChoice) { //the answer was right
+ $questionScore+=$answerWeighting;
+ $totalScore+=$answerWeighting;
+ }
+ $tbl_track_e_hotspot = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
+ $sql_verified='SELECT COUNT(*) AS count FROM '.$tbl_track_e_hotspot.' WHERE hotspot_user_id="'.Database :: escape_string($_user['user_id']).'" AND hotspot_course_code="'.Database :: escape_string($_course['id']).'"
+ AND hotspot_question_id="'.Database :: escape_string($questionId).'" AND hotspot_answer_id="'.Database :: escape_string($answerId).'" AND hotspot_correct="'. Database :: escape_string($studentChoice).'" AND hotspot_coordinate="'.Database :: escape_string($_SESSION['exerciseResultCoordinates'][$questionId][$answerId]).'" ;';
+ $res_verified=Database::query($sql_verified,__FILE__,__LINE__);
+ $my_count_result=Database::result($res_verified,0,0);
+ if ($my_count_result==0) {
+ $sql = "INSERT INTO $tbl_track_e_hotspot (`hotspot_user_id` , `hotspot_course_code` , `hotspot_exe_id` , `hotspot_question_id` , `hotspot_answer_id` , `hotspot_correct` , `hotspot_coordinate` )
+ VALUES ('" . Database :: escape_string($_user['user_id']) . "', '" . Database :: escape_string($_course['id']) . "', '" . Database :: escape_string($exeId) . "', '" . Database :: escape_string($questionId) . "', '" . Database :: escape_string($answerId) . "', '" . Database :: escape_string($studentChoice) . "', '" . Database :: escape_string($_SESSION['exerciseResultCoordinates'][$questionId][$answerId]) . "')";
+ $result = api_sql_query($sql, __FILE__, __LINE__);
}
- $num = count($teachers);
- if($num>1)
+ break;
+ // for hotspot with fixed order
+ case HOT_SPOT_ORDER :
+ $studentChoice=$choice['order'][$answerId];
+
+ if($studentChoice == $answerId)
{
- $to = array();
- foreach($teachers as $teacher)
- {
- $to[] = $teacher['email'];
- }
- }elseif($num>0){
- foreach($teachers as $teacher)
- {
- $to = $teacher['email'];
- }
- }else{
- //this is a problem (it means that there is no admin for this course)
+ $questionScore+=$answerWeighting;
+ $totalScore+=$answerWeighting;
+ $studentChoice = true;
}
- if($origin != 'learnpath') {
- display_free_answer($choice);
+ else
+ {
+ $studentChoice = false;
}
-
+
+ break;
+ } // end switch Answertype
+
+ //display answers (if not matching type, or if the answer is correct)
+ if ($answerType != MATCHING || $answerCorrect) {
+ if ($answerType == UNIQUE_ANSWER || $answerType == MULTIPLE_ANSWER) {
+ if ($origin!='learnpath') {
+ display_unique_or_multiple_answer($answerType, $studentChoice, $answer, $answerComment, $answerCorrect);
}
- elseif($answerType == HOT_SPOT)
- {
- if ($origin != 'learnpath') {
- display_hotspot_answer($answerId, $answer, $studentChoice, $answerComment);
- }
+ } elseif($answerType == FILL_IN_BLANKS) {
+ if ($origin!='learnpath') {
+ display_fill_in_blanks_answer($answer);
}
- elseif($answerType == HOT_SPOT_ORDER)
+ } elseif($answerType == FREE_ANSWER) {
+ // to store the details of open questions in an array to be used in mail
+
+ $arrques[] = $questionName;
+ $arrans[] = $choice;
+ $firstName = $_SESSION['_user']['firstName'];
+ $lastName = $_SESSION['_user']['lastName'];
+ $mail = $_SESSION['_user']['mail'];
+ $coursecode = $_SESSION['_course']['id'];
+ $to = '';
+ $teachers = array();
+ if(api_get_setting('use_session_mode')=='true' && !empty($_SESSION['id_session']))
{
- display_hotspot_order_answer($answerId, $answer, $studentChoice, $answerComment);
+ $teachers = CourseManager::get_coach_list_from_course_code($coursecode,$_SESSION['id_session']);
}
else
{
- if ($origin != 'learnpath') {
- ?>
-
-
-
-
-
- /
-
-
-
- 1)
+ {
+ $to = array();
+ foreach($teachers as $teacher)
+ {
+ $to[] = $teacher['email'];
}
+ }elseif($num>0){
+ foreach($teachers as $teacher)
+ {
+ $to = $teacher['email'];
+ }
+ }else{
+ //this is a problem (it means that there is no admin for this course)
}
- }
- } // end for that loops over all answers of the current question
-
- if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER) {
- // We made an extra table for the answers
if($origin != 'learnpath') {
- echo "