Completed
Push — 1.10.x ( dc201d...fe0e5a )
by Angel Fernando Quiroz
130:27 queued 85:01
created
main/exercice/exercise.class.php 2 patches
Doc Comments   +13 added lines, -8 removed lines patch added patch discarded remove patch
@@ -354,7 +354,7 @@  discard block
 block discarded – undo
354 354
     }
355 355
 
356 356
     /**
357
-     * @return int
357
+     * @return string
358 358
      */
359 359
     public function selectPassPercentage()
360 360
     {
@@ -473,7 +473,7 @@  discard block
 block discarded – undo
473 473
      * tells if questions are selected randomly, and if so returns the draws
474 474
      *
475 475
      * @author Olivier Brouckaert
476
-     * @return integer - 0 if not random, otherwise the draws
476
+     * @return boolean - 0 if not random, otherwise the draws
477 477
      */
478 478
     public function isRandom()
479 479
     {
@@ -2830,7 +2830,7 @@  discard block
 block discarded – undo
2830 2830
      * @param int  int lp id
2831 2831
      * @param int  int lp item id
2832 2832
      * @param int  int lp item_view id
2833
-     * @param float $weight
2833
+     * @param integer $weight
2834 2834
      * @param array question list
2835 2835
      */
2836 2836
     public function save_stat_track_exercise_info(
@@ -5118,6 +5118,7 @@  discard block
 block discarded – undo
5118 5118
     /**
5119 5119
      * Sends a notification when a user ends an examn
5120 5120
      *
5121
+     * @param integer $exe_id
5121 5122
      */
5122 5123
     public function send_mail_notification_for_exam($question_list_answers, $origin, $exe_id)
5123 5124
     {
@@ -5198,6 +5199,7 @@  discard block
 block discarded – undo
5198 5199
     /**
5199 5200
      * Sends a notification when a user ends an examn
5200 5201
      *
5202
+     * @param integer $exe_id
5201 5203
      */
5202 5204
     function send_notification_for_open_questions($question_list_answers, $origin, $exe_id)
5203 5205
     {
@@ -5295,6 +5297,9 @@  discard block
 block discarded – undo
5295 5297
         }
5296 5298
     }
5297 5299
 
5300
+    /**
5301
+     * @param integer $exe_id
5302
+     */
5298 5303
     function send_notification_for_oral_questions($question_list_answers, $origin, $exe_id)
5299 5304
     {
5300 5305
         if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
@@ -5388,7 +5393,7 @@  discard block
 block discarded – undo
5388 5393
 
5389 5394
     /**
5390 5395
      * @param array $user_data result of api_get_user_info()
5391
-     * @param null $start_date
5396
+     * @param string $start_date
5392 5397
      * @param null $duration
5393 5398
      * @param string $ip Optional. The user IP
5394 5399
      * @return string
@@ -5446,7 +5451,7 @@  discard block
 block discarded – undo
5446 5451
      * @param int     Maximum number of attempts (0 if no limit)
5447 5452
      * @param int     Feedback type
5448 5453
      * @todo this was function was added due the import exercise via CSV
5449
-     * @return    int New exercise ID
5454
+     * @return    string New exercise ID
5450 5455
      */
5451 5456
     public function createExercise(
5452 5457
         $title,
@@ -6795,7 +6800,7 @@  discard block
 block discarded – undo
6795 6800
      * @param bool $show_comment
6796 6801
      * @param null $exercise_feedback
6797 6802
      * @param bool $show_answers
6798
-     * @param null $modelType
6803
+     * @param integer $modelType
6799 6804
      * @param bool $categoryMinusOne
6800 6805
      * @return bool|null|string
6801 6806
      */
@@ -7956,8 +7961,8 @@  discard block
 block discarded – undo
7956 7961
     /**
7957 7962
      * Returns an HTML ribbon to show on top of the exercise result, with
7958 7963
      * colouring depending on the success or failure of the student
7959
-     * @param $score
7960
-     * @param $weight
7964
+     * @param integer $score
7965
+     * @param integer $weight
7961 7966
      * @param bool $check_pass_percentage
7962 7967
      * @return string
7963 7968
      */
Please login to merge, or discard this patch.
Spacing   +338 added lines, -338 removed lines patch added patch discarded remove patch
@@ -29,7 +29,7 @@  discard block
 block discarded – undo
29 29
     public $feedback_type;
30 30
     public $end_time;
31 31
     public $start_time;
32
-    public $questionList;  // array with the list of this exercise's questions
32
+    public $questionList; // array with the list of this exercise's questions
33 33
     /* including question list of the media */
34 34
     public $questionListUncompressed;
35 35
     public $results_disabled;
@@ -132,7 +132,7 @@  discard block
 block discarded – undo
132 132
         $TBL_EXERCISES = Database::get_course_table(TABLE_QUIZ_TEST);
133 133
         $table_lp_item = Database::get_course_table(TABLE_LP_ITEM);
134 134
 
135
-        $id  = intval($id);
135
+        $id = intval($id);
136 136
         if (empty($this->course_id)) {
137 137
 
138 138
             return false;
@@ -478,7 +478,7 @@  discard block
 block discarded – undo
478 478
      */
479 479
     public function isRandom()
480 480
     {
481
-        if($this->random > 0 || $this->random == -1) {
481
+        if ($this->random > 0 || $this->random == -1) {
482 482
             return true;
483 483
         } else {
484 484
             return false;
@@ -639,7 +639,7 @@  discard block
 block discarded – undo
639 639
                     $question_media = null;
640 640
                     if (!empty($objQuestionTmp->parent_id)) {
641 641
                         $objQuestionMedia = Question::read($objQuestionTmp->parent_id);
642
-                        $question_media  = Question::getMediaLabel($objQuestionMedia->question);
642
+                        $question_media = Question::getMediaLabel($objQuestionMedia->question);
643 643
                     }
644 644
 
645 645
                     $questionType = Display::tag('div', Display::return_icon($typeImg, $typeExpl, array(), ICON_SIZE_MEDIUM).$question_media);
@@ -1032,7 +1032,7 @@  discard block
 block discarded – undo
1032 1032
 
1033 1033
             foreach ($questions_by_category as $categoryId => $questionList) {
1034 1034
                 $cat = new TestCategory($categoryId);
1035
-                $cat = (array)$cat;
1035
+                $cat = (array) $cat;
1036 1036
                 $cat['iid'] = $cat['id'];
1037 1037
                 //*$cat['name'] = $cat['name'];
1038 1038
 
@@ -1097,7 +1097,7 @@  discard block
 block discarded – undo
1097 1097
     {
1098 1098
         if ($this->specialCategoryOrders == false) {
1099 1099
             if ($from_db && !empty($this->id)) {
1100
-                $TBL_EXERCISE_QUESTION  = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
1100
+                $TBL_EXERCISE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
1101 1101
                 $TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
1102 1102
 
1103 1103
                 $sql = "SELECT DISTINCT e.question_order
@@ -1124,7 +1124,7 @@  discard block
 block discarded – undo
1124 1124
                 $question_list = array();
1125 1125
 
1126 1126
                 while ($new_object = Database::fetch_object($result)) {
1127
-                    $question_list[$new_object->question_order]=  $new_object->question_id;
1127
+                    $question_list[$new_object->question_order] = $new_object->question_id;
1128 1128
                     $temp_question_list[$counter] = $new_object->question_id;
1129 1129
                     $counter++;
1130 1130
                 }
@@ -1268,7 +1268,7 @@  discard block
 block discarded – undo
1268 1268
     public function isInList($questionId)
1269 1269
     {
1270 1270
         if (is_array($this->questionList))
1271
-            return in_array($questionId,$this->questionList);
1271
+            return in_array($questionId, $this->questionList);
1272 1272
         else
1273 1273
             return false;
1274 1274
     }
@@ -1281,7 +1281,7 @@  discard block
 block discarded – undo
1281 1281
      */
1282 1282
     public function updateTitle($title)
1283 1283
     {
1284
-        $this->exercise=$title;
1284
+        $this->exercise = $title;
1285 1285
     }
1286 1286
 
1287 1287
     /**
@@ -1291,7 +1291,7 @@  discard block
 block discarded – undo
1291 1291
      */
1292 1292
     public function updateAttempts($attempts)
1293 1293
     {
1294
-        $this->attempts=$attempts;
1294
+        $this->attempts = $attempts;
1295 1295
     }
1296 1296
 
1297 1297
     /**
@@ -1301,7 +1301,7 @@  discard block
 block discarded – undo
1301 1301
      */
1302 1302
     public function updateFeedbackType($feedback_type)
1303 1303
     {
1304
-        $this->feedback_type=$feedback_type;
1304
+        $this->feedback_type = $feedback_type;
1305 1305
     }
1306 1306
 
1307 1307
     /**
@@ -1312,7 +1312,7 @@  discard block
 block discarded – undo
1312 1312
      */
1313 1313
     public function updateDescription($description)
1314 1314
     {
1315
-        $this->description=$description;
1315
+        $this->description = $description;
1316 1316
     }
1317 1317
 
1318 1318
     /**
@@ -1442,23 +1442,23 @@  discard block
 block discarded – undo
1442 1442
      * @param string $sound - exercise sound file
1443 1443
      * @param string $delete - ask to delete the file
1444 1444
      */
1445
-    public function updateSound($sound,$delete)
1445
+    public function updateSound($sound, $delete)
1446 1446
     {
1447 1447
         global $audioPath, $documentPath;
1448 1448
         $TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
1449 1449
 
1450
-        if ($sound['size'] && (strstr($sound['type'],'audio') || strstr($sound['type'],'video'))) {
1451
-            $this->sound=$sound['name'];
1450
+        if ($sound['size'] && (strstr($sound['type'], 'audio') || strstr($sound['type'], 'video'))) {
1451
+            $this->sound = $sound['name'];
1452 1452
 
1453
-            if (@move_uploaded_file($sound['tmp_name'],$audioPath.'/'.$this->sound)) {
1453
+            if (@move_uploaded_file($sound['tmp_name'], $audioPath.'/'.$this->sound)) {
1454 1454
                 $query = "SELECT 1 FROM $TBL_DOCUMENT
1455
-                        WHERE c_id = ".$this->course_id." AND path='".str_replace($documentPath,'',$audioPath).'/'.$this->sound."'";
1456
-                $result=Database::query($query);
1455
+                        WHERE c_id = ".$this->course_id." AND path='".str_replace($documentPath, '', $audioPath).'/'.$this->sound."'";
1456
+                $result = Database::query($query);
1457 1457
 
1458 1458
                 if (!Database::num_rows($result)) {
1459 1459
                     $id = add_document(
1460 1460
                         $this->course,
1461
-                        str_replace($documentPath,'',$audioPath).'/'.$this->sound,
1461
+                        str_replace($documentPath, '', $audioPath).'/'.$this->sound,
1462 1462
                         'file',
1463 1463
                         $sound['size'],
1464 1464
                         $sound['name']
@@ -1477,8 +1477,8 @@  discard block
 block discarded – undo
1477 1477
                     );
1478 1478
                 }
1479 1479
             }
1480
-        } elseif($delete && is_file($audioPath.'/'.$this->sound)) {
1481
-            $this->sound='';
1480
+        } elseif ($delete && is_file($audioPath.'/'.$this->sound)) {
1481
+            $this->sound = '';
1482 1482
         }
1483 1483
     }
1484 1484
 
@@ -1490,7 +1490,7 @@  discard block
 block discarded – undo
1490 1490
      */
1491 1491
     public function updateType($type)
1492 1492
     {
1493
-        $this->type=$type;
1493
+        $this->type = $type;
1494 1494
     }
1495 1495
 
1496 1496
     /**
@@ -1526,7 +1526,7 @@  discard block
 block discarded – undo
1526 1526
      */
1527 1527
     public function enable()
1528 1528
     {
1529
-        $this->active=1;
1529
+        $this->active = 1;
1530 1530
     }
1531 1531
 
1532 1532
     /**
@@ -1536,7 +1536,7 @@  discard block
 block discarded – undo
1536 1536
      */
1537 1537
     public function disable()
1538 1538
     {
1539
-        $this->active=0;
1539
+        $this->active = 0;
1540 1540
     }
1541 1541
 
1542 1542
     /**
@@ -1664,7 +1664,7 @@  discard block
 block discarded – undo
1664 1664
                 api_get_user_id()
1665 1665
             );
1666 1666
 
1667
-            if (api_get_setting('search_enabled')=='true') {
1667
+            if (api_get_setting('search_enabled') == 'true') {
1668 1668
                 $this->search_engine_edit();
1669 1669
             }
1670 1670
         } else {
@@ -1812,7 +1812,7 @@  discard block
 block discarded – undo
1812 1812
     public function removeFromList($questionId)
1813 1813
     {
1814 1814
         // searches the position of the question ID in the list
1815
-        $pos = array_search($questionId,$this->questionList);
1815
+        $pos = array_search($questionId, $this->questionList);
1816 1816
 
1817 1817
         // question not found
1818 1818
         if ($pos === false) {
@@ -1847,7 +1847,7 @@  discard block
 block discarded – undo
1847 1847
         api_item_property_update($this->course, TOOL_QUIZ, $this->id, 'QuizDeleted', api_get_user_id());
1848 1848
         api_item_property_update($this->course, TOOL_QUIZ, $this->id, 'delete', api_get_user_id());
1849 1849
 
1850
-        if (api_get_setting('search_enabled')=='true' && extension_loaded('xapian') ) {
1850
+        if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
1851 1851
             $this->search_engine_delete();
1852 1852
         }
1853 1853
     }
@@ -1856,7 +1856,7 @@  discard block
 block discarded – undo
1856 1856
      * Creates the form to create / edit an exercise
1857 1857
      * @param FormValidator $form
1858 1858
      */
1859
-    public function createForm($form, $type='full')
1859
+    public function createForm($form, $type = 'full')
1860 1860
     {
1861 1861
         if (empty($type)) {
1862 1862
             $type = 'full';
@@ -1887,7 +1887,7 @@  discard block
 block discarded – undo
1887 1887
             'Width' => '100%',
1888 1888
             'Height' => '150',
1889 1889
         );
1890
-        if (is_array($type)){
1890
+        if (is_array($type)) {
1891 1891
             $editor_config = array_merge($editor_config, $type);
1892 1892
         }
1893 1893
 
@@ -1941,7 +1941,7 @@  discard block
 block discarded – undo
1941 1941
                     '2',
1942 1942
                     array('id' => 'exerciseType_2')
1943 1943
                 );
1944
-                $form->addGroup($radios_feedback, null, array(get_lang('FeedbackType'),get_lang('FeedbackDisplayOptions')), '');
1944
+                $form->addGroup($radios_feedback, null, array(get_lang('FeedbackType'), get_lang('FeedbackDisplayOptions')), '');
1945 1945
 
1946 1946
                 // Type of results display on the final page
1947 1947
                 $radios_results_disabled = array();
@@ -1985,8 +1985,8 @@  discard block
 block discarded – undo
1985 1985
                 // Type of questions disposition on page
1986 1986
                 $radios = array();
1987 1987
 
1988
-                $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'),    '1', array('onclick' => 'check_per_page_all()', 'id'=>'option_page_all'));
1989
-                $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'),'2', array('onclick' => 'check_per_page_one()', 'id'=>'option_page_one'));
1988
+                $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'), '1', array('onclick' => 'check_per_page_all()', 'id'=>'option_page_all'));
1989
+                $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'), '2', array('onclick' => 'check_per_page_one()', 'id'=>'option_page_one'));
1990 1990
 
1991 1991
                 $form->addGroup($radios, null, get_lang('QuestionsPerPage'), '');
1992 1992
 
@@ -1996,33 +1996,33 @@  discard block
 block discarded – undo
1996 1996
 
1997 1997
                     // feedback type
1998 1998
                     $radios_feedback = array();
1999
-                    $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('ExerciseAtTheEndOfTheTest'),'0',array('id' =>'exerciseType_0', 'onclick' => 'check_feedback()'));
1999
+                    $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('ExerciseAtTheEndOfTheTest'), '0', array('id' =>'exerciseType_0', 'onclick' => 'check_feedback()'));
2000 2000
 
2001 2001
                     if (api_get_setting('enable_quiz_scenario') == 'true') {
2002
-                        $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('DirectFeedback'), '1', array('id' =>'exerciseType_1' , 'onclick' => 'check_direct_feedback()'));
2002
+                        $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('DirectFeedback'), '1', array('id' =>'exerciseType_1', 'onclick' => 'check_direct_feedback()'));
2003 2003
                     }
2004
-                    $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('NoFeedback'),'2',array('id' =>'exerciseType_2'));
2005
-                    $form->addGroup($radios_feedback, null, array(get_lang('FeedbackType'),get_lang('FeedbackDisplayOptions')));
2004
+                    $radios_feedback[] = $form->createElement('radio', 'exerciseFeedbackType', null, get_lang('NoFeedback'), '2', array('id' =>'exerciseType_2'));
2005
+                    $form->addGroup($radios_feedback, null, array(get_lang('FeedbackType'), get_lang('FeedbackDisplayOptions')));
2006 2006
 
2007 2007
                     //$form->addElement('select', 'exerciseFeedbackType',get_lang('FeedbackType'),$feedback_option,'onchange="javascript:feedbackselection()"');
2008 2008
                     $radios_results_disabled = array();
2009 2009
                     $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('ShowScoreAndRightAnswer'), '0', array('id'=>'result_disabled_0'));
2010
-                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('DoNotShowScoreNorRightAnswer'),  '1',array('id'=>'result_disabled_1','onclick' => 'check_results_disabled()'));
2011
-                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('OnlyShowScore'),  '2',array('id'=>'result_disabled_2','onclick' => 'check_results_disabled()'));
2012
-                    $form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'),'');
2010
+                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('DoNotShowScoreNorRightAnswer'), '1', array('id'=>'result_disabled_1', 'onclick' => 'check_results_disabled()'));
2011
+                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('OnlyShowScore'), '2', array('id'=>'result_disabled_2', 'onclick' => 'check_results_disabled()'));
2012
+                    $form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'), '');
2013 2013
 
2014 2014
                     // Type of questions disposition on page
2015 2015
                     $radios = array();
2016
-                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'),    '1');
2017
-                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'),'2');
2016
+                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'), '1');
2017
+                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'), '2');
2018 2018
                     $form->addGroup($radios, null, get_lang('ExerciseType'));
2019 2019
 
2020 2020
                 } else {
2021 2021
                     //Show options freeze
2022 2022
                     $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('ShowScoreAndRightAnswer'), '0', array('id'=>'result_disabled_0'));
2023
-                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('DoNotShowScoreNorRightAnswer'),  '1',array('id'=>'result_disabled_1','onclick' => 'check_results_disabled()'));
2024
-                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('OnlyShowScore'),  '2',array('id'=>'result_disabled_2','onclick' => 'check_results_disabled()'));
2025
-                    $result_disable_group = $form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'),'');
2023
+                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('DoNotShowScoreNorRightAnswer'), '1', array('id'=>'result_disabled_1', 'onclick' => 'check_results_disabled()'));
2024
+                    $radios_results_disabled[] = $form->createElement('radio', 'results_disabled', null, get_lang('OnlyShowScore'), '2', array('id'=>'result_disabled_2', 'onclick' => 'check_results_disabled()'));
2025
+                    $result_disable_group = $form->addGroup($radios_results_disabled, null, get_lang('ShowResultsToStudents'), '');
2026 2026
                     $result_disable_group->freeze();
2027 2027
 
2028 2028
                     //we force the options to the DirectFeedback exercisetype
@@ -2030,8 +2030,8 @@  discard block
 block discarded – undo
2030 2030
                     $form->addElement('hidden', 'exerciseType', ONE_PER_PAGE);
2031 2031
 
2032 2032
                     // Type of questions disposition on page
2033
-                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'),    '1', array('onclick' => 'check_per_page_all()', 'id'=>'option_page_all'));
2034
-                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'),'2', array('onclick' => 'check_per_page_one()', 'id'=>'option_page_one'));
2033
+                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SimpleExercise'), '1', array('onclick' => 'check_per_page_all()', 'id'=>'option_page_all'));
2034
+                    $radios[] = $form->createElement('radio', 'exerciseType', null, get_lang('SequentialExercise'), '2', array('onclick' => 'check_per_page_one()', 'id'=>'option_page_one'));
2035 2035
 
2036 2036
                     $type_group = $form->addGroup($radios, null, get_lang('QuestionsPerPage'), '');
2037 2037
                     $type_group->freeze();
@@ -2163,26 +2163,26 @@  discard block
 block discarded – undo
2163 2163
 
2164 2164
                 // number of random question
2165 2165
 
2166
-                $max = ($this->id > 0) ? $this->selectNbrQuestions() : 10 ;
2166
+                $max = ($this->id > 0) ? $this->selectNbrQuestions() : 10;
2167 2167
                 $option = range(0, $max);
2168 2168
                 $option[0] = get_lang('No');
2169 2169
                 $option[-1] = get_lang('AllQuestionsShort');
2170
-                $form->addElement('select', 'randomQuestions',array(get_lang('RandomQuestions'), get_lang('RandomQuestionsHelp')), $option, array('id'=>'randomQuestions'));
2170
+                $form->addElement('select', 'randomQuestions', array(get_lang('RandomQuestions'), get_lang('RandomQuestionsHelp')), $option, array('id'=>'randomQuestions'));
2171 2171
 
2172 2172
                 // Random answers
2173 2173
                 $radios_random_answers = array();
2174
-                $radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('Yes'),'1');
2175
-                $radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('No'),'0');
2174
+                $radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('Yes'), '1');
2175
+                $radios_random_answers[] = $form->createElement('radio', 'randomAnswers', null, get_lang('No'), '0');
2176 2176
                 $form->addGroup($radios_random_answers, null, get_lang('RandomAnswers'), '');
2177 2177
 
2178 2178
                 // Random by category
2179
-                $form->addElement('html','<div class="clear">&nbsp;</div>');
2179
+                $form->addElement('html', '<div class="clear">&nbsp;</div>');
2180 2180
                 $radiocat = array();
2181
-                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('YesWithCategoriesShuffled'),'1');
2182
-                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('YesWithCategoriesSorted'),'2');
2183
-                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('No'),'0');
2181
+                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('YesWithCategoriesShuffled'), '1');
2182
+                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('YesWithCategoriesSorted'), '2');
2183
+                $radiocat[] = $form->createElement('radio', 'randomByCat', null, get_lang('No'), '0');
2184 2184
                 $radioCatGroup = $form->addGroup($radiocat, null, get_lang('RandomQuestionByCategory'), '');
2185
-                $form->addElement('html','<div class="clear">&nbsp;</div>');
2185
+                $form->addElement('html', '<div class="clear">&nbsp;</div>');
2186 2186
 
2187 2187
                 // add the radio display the category name for student
2188 2188
                 $radio_display_cat_name = array();
@@ -2203,36 +2203,36 @@  discard block
 block discarded – undo
2203 2203
             );
2204 2204
 
2205 2205
             // Exercise time limit
2206
-            $form->addElement('checkbox', 'activate_start_date_check',null, get_lang('EnableStartTime'), array('onclick' => 'activate_start_date()'));
2206
+            $form->addElement('checkbox', 'activate_start_date_check', null, get_lang('EnableStartTime'), array('onclick' => 'activate_start_date()'));
2207 2207
 
2208 2208
             $var = Exercise::selectTimeLimit();
2209 2209
 
2210 2210
             if (($this->start_time != '0000-00-00 00:00:00'))
2211
-                $form->addElement('html','<div id="start_date_div" style="display:block;">');
2211
+                $form->addElement('html', '<div id="start_date_div" style="display:block;">');
2212 2212
             else
2213
-                $form->addElement('html','<div id="start_date_div" style="display:none;">');
2213
+                $form->addElement('html', '<div id="start_date_div" style="display:none;">');
2214 2214
 
2215 2215
             $form->addElement('date_time_picker', 'start_time');
2216 2216
 
2217
-            $form->addElement('html','</div>');
2217
+            $form->addElement('html', '</div>');
2218 2218
 
2219
-            $form->addElement('checkbox', 'activate_end_date_check', null , get_lang('EnableEndTime'), array('onclick' => 'activate_end_date()'));
2219
+            $form->addElement('checkbox', 'activate_end_date_check', null, get_lang('EnableEndTime'), array('onclick' => 'activate_end_date()'));
2220 2220
 
2221 2221
             if (($this->end_time != '0000-00-00 00:00:00'))
2222
-                $form->addElement('html','<div id="end_date_div" style="display:block;">');
2222
+                $form->addElement('html', '<div id="end_date_div" style="display:block;">');
2223 2223
             else
2224
-                $form->addElement('html','<div id="end_date_div" style="display:none;">');
2224
+                $form->addElement('html', '<div id="end_date_div" style="display:none;">');
2225 2225
 
2226 2226
             $form->addElement('date_time_picker', 'end_time');
2227
-            $form->addElement('html','</div>');
2227
+            $form->addElement('html', '</div>');
2228 2228
 
2229 2229
             //$check_option=$this->selectType();
2230 2230
             $diplay = 'block';
2231 2231
             $form->addElement('checkbox', 'propagate_neg', null, get_lang('PropagateNegativeResults'));
2232
-            $form->addElement('html','<div class="clear">&nbsp;</div>');
2232
+            $form->addElement('html', '<div class="clear">&nbsp;</div>');
2233 2233
             $form->addElement('checkbox', 'review_answers', null, get_lang('ReviewAnswers'));
2234 2234
 
2235
-            $form->addElement('html','<div id="divtimecontrol"  style="display:'.$diplay.';">');
2235
+            $form->addElement('html', '<div id="divtimecontrol"  style="display:'.$diplay.';">');
2236 2236
 
2237 2237
             //Timer control
2238 2238
             //$time_hours_option = range(0,12);
@@ -2248,12 +2248,12 @@  discard block
 block discarded – undo
2248 2248
                     'onload' => 'check_load_time()',
2249 2249
                 )
2250 2250
             );
2251
-            $expired_date = (int)$this->selectExpiredTime();
2251
+            $expired_date = (int) $this->selectExpiredTime();
2252 2252
 
2253
-            if (($expired_date!='0')) {
2254
-                $form->addElement('html','<div id="timercontrol" style="display:block;">');
2253
+            if (($expired_date != '0')) {
2254
+                $form->addElement('html', '<div id="timercontrol" style="display:block;">');
2255 2255
             } else {
2256
-                $form->addElement('html','<div id="timercontrol" style="display:none;">');
2256
+                $form->addElement('html', '<div id="timercontrol" style="display:none;">');
2257 2257
             }
2258 2258
             $form->addText(
2259 2259
                 'enabletimercontroltotalminutes',
@@ -2264,7 +2264,7 @@  discard block
 block discarded – undo
2264 2264
                     'cols-size' => [2, 2, 8]
2265 2265
                 ]
2266 2266
             );
2267
-            $form->addElement('html','</div>');
2267
+            $form->addElement('html', '</div>');
2268 2268
 
2269 2269
             $form->addElement(
2270 2270
                 'text',
@@ -2288,23 +2288,23 @@  discard block
 block discarded – undo
2288 2288
             $defaults = array();
2289 2289
 
2290 2290
             if (api_get_setting('search_enabled') === 'true') {
2291
-                require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
2291
+                require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
2292 2292
 
2293
-                $form->addElement ('checkbox', 'index_document','', get_lang('SearchFeatureDoIndexDocument'));
2294
-                $form->addElement ('select_language', 'language', get_lang('SearchFeatureDocumentLanguage'));
2293
+                $form->addElement('checkbox', 'index_document', '', get_lang('SearchFeatureDoIndexDocument'));
2294
+                $form->addElement('select_language', 'language', get_lang('SearchFeatureDocumentLanguage'));
2295 2295
 
2296 2296
                 $specific_fields = get_specific_field_list();
2297 2297
 
2298 2298
                 foreach ($specific_fields as $specific_field) {
2299
-                    $form->addElement ('text', $specific_field['code'], $specific_field['name']);
2299
+                    $form->addElement('text', $specific_field['code'], $specific_field['name']);
2300 2300
                     $filter = array(
2301 2301
                         'c_id' => api_get_course_int_id(),
2302 2302
                         'field_id' => $specific_field['id'],
2303 2303
                         'ref_id' => $this->id,
2304
-                        'tool_id' => "'" . TOOL_QUIZ . "'"
2304
+                        'tool_id' => "'".TOOL_QUIZ."'"
2305 2305
                     );
2306 2306
                     $values = get_specific_field_values_list($filter, array('value'));
2307
-                    if ( !empty($values) ) {
2307
+                    if (!empty($values)) {
2308 2308
                         $arr_str_values = array();
2309 2309
                         foreach ($values as $value) {
2310 2310
                             $arr_str_values[] = $value['value'];
@@ -2315,8 +2315,8 @@  discard block
 block discarded – undo
2315 2315
                 //$form->addElement ('html','</div>');
2316 2316
             }
2317 2317
 
2318
-            $form->addElement('html','</div>');  //End advanced setting
2319
-            $form->addElement('html','</div>');
2318
+            $form->addElement('html', '</div>'); //End advanced setting
2319
+            $form->addElement('html', '</div>');
2320 2320
         }
2321 2321
 
2322 2322
         // submit
@@ -2336,10 +2336,10 @@  discard block
 block discarded – undo
2336 2336
         }
2337 2337
 
2338 2338
         // defaults
2339
-        if ($type=='full') {
2339
+        if ($type == 'full') {
2340 2340
             if ($this->id > 0) {
2341 2341
                 if ($this->random > $this->selectNbrQuestions()) {
2342
-                    $defaults['randomQuestions'] =  $this->selectNbrQuestions();
2342
+                    $defaults['randomQuestions'] = $this->selectNbrQuestions();
2343 2343
                 } else {
2344 2344
                     $defaults['randomQuestions'] = $this->random;
2345 2345
                 }
@@ -2366,8 +2366,8 @@  discard block
 block discarded – undo
2366 2366
                     $defaults['activate_end_date_check'] = 1;
2367 2367
                 }
2368 2368
 
2369
-                $defaults['start_time'] = ($this->start_time!='0000-00-00 00:00:00') ? api_get_local_time($this->start_time) : date('Y-m-d 12:00:00');
2370
-                $defaults['end_time'] = ($this->end_time!='0000-00-00 00:00:00') ? api_get_local_time($this->end_time) : date('Y-m-d 12:00:00', time()+84600);
2369
+                $defaults['start_time'] = ($this->start_time != '0000-00-00 00:00:00') ? api_get_local_time($this->start_time) : date('Y-m-d 12:00:00');
2370
+                $defaults['end_time'] = ($this->end_time != '0000-00-00 00:00:00') ? api_get_local_time($this->end_time) : date('Y-m-d 12:00:00', time() + 84600);
2371 2371
 
2372 2372
                 // Get expired time
2373 2373
                 if ($this->expired_time != '0') {
@@ -2388,7 +2388,7 @@  discard block
 block discarded – undo
2388 2388
                 $defaults['text_when_finished'] = "";
2389 2389
                 $defaults['start_time'] = date('Y-m-d 12:00:00');
2390 2390
                 $defaults['display_category_name'] = 1;
2391
-                $defaults['end_time']   = date('Y-m-d 12:00:00', time()+84600);
2391
+                $defaults['end_time']   = date('Y-m-d 12:00:00', time() + 84600);
2392 2392
                 $defaults['pass_percentage'] = '';
2393 2393
                 $defaults['end_button'] = $this->selectEndButton();
2394 2394
                 $defaults['question_selection_type'] = 1;
@@ -2474,7 +2474,7 @@  discard block
 block discarded – undo
2474 2474
             $end_time = $form->getSubmitValue('end_time');
2475 2475
             $this->end_time = api_get_utc_datetime($end_time);
2476 2476
         } else {
2477
-            $this->end_time   = '0000-00-00 00:00:00';
2477
+            $this->end_time = '0000-00-00 00:00:00';
2478 2478
         }
2479 2479
 
2480 2480
         if ($form->getSubmitValue('enabletimercontrol') == 1) {
@@ -2487,9 +2487,9 @@  discard block
 block discarded – undo
2487 2487
         }
2488 2488
 
2489 2489
         if ($form->getSubmitValue('randomAnswers') == 1) {
2490
-            $this->random_answers=1;
2490
+            $this->random_answers = 1;
2491 2491
         } else {
2492
-            $this->random_answers=0;
2492
+            $this->random_answers = 0;
2493 2493
         }
2494 2494
         $this->save($type);
2495 2495
     }
@@ -2501,9 +2501,9 @@  discard block
 block discarded – undo
2501 2501
         }
2502 2502
         $course_id = api_get_course_id();
2503 2503
 
2504
-        require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
2505
-        require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
2506
-        require_once api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php';
2504
+        require_once api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php';
2505
+        require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php';
2506
+        require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
2507 2507
 
2508 2508
         $specific_fields = get_specific_field_list();
2509 2509
         $ic_slide = new IndexableChunk();
@@ -2513,7 +2513,7 @@  discard block
 block discarded – undo
2513 2513
             if (isset($_REQUEST[$specific_field['code']])) {
2514 2514
                 $sterms = trim($_REQUEST[$specific_field['code']]);
2515 2515
                 if (!empty($sterms)) {
2516
-                    $all_specific_terms .= ' '. $sterms;
2516
+                    $all_specific_terms .= ' '.$sterms;
2517 2517
                     $sterms = explode(',', $sterms);
2518 2518
                     foreach ($sterms as $sterm) {
2519 2519
                         $ic_slide->addTerm(trim($sterm), $specific_field['code']);
@@ -2530,15 +2530,15 @@  discard block
 block discarded – undo
2530 2530
         $xapian_data = array(
2531 2531
             SE_COURSE_ID => $course_id,
2532 2532
             SE_TOOL_ID => TOOL_QUIZ,
2533
-            SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int)$this->id),
2534
-            SE_USER => (int)api_get_user_id(),
2533
+            SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int) $this->id),
2534
+            SE_USER => (int) api_get_user_id(),
2535 2535
         );
2536 2536
         $ic_slide->xapian_data = serialize($xapian_data);
2537
-        $exercise_description = $all_specific_terms .' '. $this->description;
2537
+        $exercise_description = $all_specific_terms.' '.$this->description;
2538 2538
         $ic_slide->addValue("content", $exercise_description);
2539 2539
 
2540 2540
         $di = new ChamiloIndexer();
2541
-        isset($_POST['language'])? $lang=Database::escape_string($_POST['language']): $lang = 'english';
2541
+        isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
2542 2542
         $di->connectDb(NULL, NULL, $lang);
2543 2543
         $di->addChunk($ic_slide);
2544 2544
 
@@ -2557,7 +2557,7 @@  discard block
 block discarded – undo
2557 2557
     function search_engine_edit()
2558 2558
     {
2559 2559
         // update search enchine and its values table if enabled
2560
-        if (api_get_setting('search_enabled')=='true' && extension_loaded('xapian')) {
2560
+        if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
2561 2561
             $course_id = api_get_course_id();
2562 2562
 
2563 2563
             // actually, it consists on delete terms from db,
@@ -2569,9 +2569,9 @@  discard block
 block discarded – undo
2569 2569
             $res = Database::query($sql);
2570 2570
 
2571 2571
             if (Database::num_rows($res) > 0) {
2572
-                require_once(api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php');
2573
-                require_once(api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php');
2574
-                require_once(api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php');
2572
+                require_once(api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php');
2573
+                require_once(api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php');
2574
+                require_once(api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php');
2575 2575
 
2576 2576
                 $se_ref = Database::fetch_array($res);
2577 2577
                 $specific_fields = get_specific_field_list();
@@ -2582,7 +2582,7 @@  discard block
 block discarded – undo
2582 2582
                     delete_all_specific_field_value($course_id, $specific_field['id'], TOOL_QUIZ, $this->id);
2583 2583
                     if (isset($_REQUEST[$specific_field['code']])) {
2584 2584
                         $sterms = trim($_REQUEST[$specific_field['code']]);
2585
-                        $all_specific_terms .= ' '. $sterms;
2585
+                        $all_specific_terms .= ' '.$sterms;
2586 2586
                         $sterms = explode(',', $sterms);
2587 2587
                         foreach ($sterms as $sterm) {
2588 2588
                             $ic_slide->addTerm(trim($sterm), $specific_field['code']);
@@ -2598,17 +2598,17 @@  discard block
 block discarded – undo
2598 2598
                 $xapian_data = array(
2599 2599
                     SE_COURSE_ID => $course_id,
2600 2600
                     SE_TOOL_ID => TOOL_QUIZ,
2601
-                    SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int)$this->id),
2602
-                    SE_USER => (int)api_get_user_id(),
2601
+                    SE_DATA => array('type' => SE_DOCTYPE_EXERCISE_EXERCISE, 'exercise_id' => (int) $this->id),
2602
+                    SE_USER => (int) api_get_user_id(),
2603 2603
                 );
2604 2604
                 $ic_slide->xapian_data = serialize($xapian_data);
2605
-                $exercise_description = $all_specific_terms .' '. $this->description;
2605
+                $exercise_description = $all_specific_terms.' '.$this->description;
2606 2606
                 $ic_slide->addValue("content", $exercise_description);
2607 2607
 
2608 2608
                 $di = new ChamiloIndexer();
2609
-                isset($_POST['language'])? $lang=Database::escape_string($_POST['language']): $lang = 'english';
2609
+                isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
2610 2610
                 $di->connectDb(NULL, NULL, $lang);
2611
-                $di->remove_document((int)$se_ref['search_did']);
2611
+                $di->remove_document((int) $se_ref['search_did']);
2612 2612
                 $di->addChunk($ic_slide);
2613 2613
 
2614 2614
                 //index and return search engine document id
@@ -2633,7 +2633,7 @@  discard block
 block discarded – undo
2633 2633
     function search_engine_delete()
2634 2634
     {
2635 2635
         // remove from search engine if enabled
2636
-        if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian') ) {
2636
+        if (api_get_setting('search_enabled') == 'true' && extension_loaded('xapian')) {
2637 2637
             $course_id = api_get_course_id();
2638 2638
             $tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
2639 2639
             $sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s AND ref_id_second_level IS NULL LIMIT 1';
@@ -2641,19 +2641,19 @@  discard block
 block discarded – undo
2641 2641
             $res = Database::query($sql);
2642 2642
             if (Database::num_rows($res) > 0) {
2643 2643
                 $row = Database::fetch_array($res);
2644
-                require_once(api_get_path(LIBRARY_PATH) .'search/ChamiloIndexer.class.php');
2644
+                require_once(api_get_path(LIBRARY_PATH).'search/ChamiloIndexer.class.php');
2645 2645
                 $di = new ChamiloIndexer();
2646
-                $di->remove_document((int)$row['search_did']);
2646
+                $di->remove_document((int) $row['search_did']);
2647 2647
                 unset($di);
2648 2648
                 $tbl_quiz_question = Database::get_course_table(TABLE_QUIZ_QUESTION);
2649
-                foreach ( $this->questionList as $question_i) {
2649
+                foreach ($this->questionList as $question_i) {
2650 2650
                     $sql = 'SELECT type FROM %s WHERE id=%s';
2651 2651
                     $sql = sprintf($sql, $tbl_quiz_question, $question_i);
2652 2652
                     $qres = Database::query($sql);
2653 2653
                     if (Database::num_rows($qres) > 0) {
2654 2654
                         $qrow = Database::fetch_array($qres);
2655 2655
                         $objQuestion = Question::getInstance($qrow['type']);
2656
-                        $objQuestion = Question::read((int)$question_i);
2656
+                        $objQuestion = Question::read((int) $question_i);
2657 2657
                         $objQuestion->search_engine_edit($this->id, FALSE, TRUE);
2658 2658
                         unset($objQuestion);
2659 2659
                     }
@@ -2664,7 +2664,7 @@  discard block
 block discarded – undo
2664 2664
             Database::query($sql);
2665 2665
 
2666 2666
             // remove terms from db
2667
-            require_once api_get_path(LIBRARY_PATH) .'specific_fields_manager.lib.php';
2667
+            require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
2668 2668
             delete_all_values_for_item($course_id, TOOL_QUIZ, $this->id);
2669 2669
         }
2670 2670
     }
@@ -2759,7 +2759,7 @@  discard block
 block discarded – undo
2759 2759
      */
2760 2760
     public function copy_exercise()
2761 2761
     {
2762
-        $exercise_obj= new Exercise();
2762
+        $exercise_obj = new Exercise();
2763 2763
         $exercise_obj = $this;
2764 2764
 
2765 2765
         // force the creation of a new exercise
@@ -2831,25 +2831,25 @@  discard block
 block discarded – undo
2831 2831
             $lp_id = 0;
2832 2832
         }
2833 2833
         if (empty($lp_item_id)) {
2834
-            $lp_item_id   = 0;
2834
+            $lp_item_id = 0;
2835 2835
         }
2836 2836
         if (empty($lp_item_view_id)) {
2837 2837
             $lp_item_view_id = 0;
2838 2838
         }
2839
-        $condition = ' WHERE exe_exo_id 	= ' . "'" . $this->id . "'" .' AND
2840
-					   exe_user_id 			= ' . "'" . api_get_user_id() . "'" . ' AND
2841
-					   c_id                 = ' . api_get_course_int_id() . ' AND
2842
-					   status 				= ' . "'" . Database::escape_string($status). "'" . ' AND
2843
-					   orig_lp_id 			= ' . "'" . $lp_id . "'" . ' AND
2844
-					   orig_lp_item_id 		= ' . "'" . $lp_item_id . "'" . ' AND
2845
-                       orig_lp_item_view_id = ' . "'" . $lp_item_view_id . "'" . ' AND
2846
-					   session_id 			= ' . "'" . api_get_session_id() . "' LIMIT 1"; //Adding limit 1 just in case
2839
+        $condition = ' WHERE exe_exo_id 	= '."'".$this->id."'".' AND
2840
+					   exe_user_id 			= ' . "'".api_get_user_id()."'".' AND
2841
+					   c_id                 = ' . api_get_course_int_id().' AND
2842
+					   status 				= ' . "'".Database::escape_string($status)."'".' AND
2843
+					   orig_lp_id 			= ' . "'".$lp_id."'".' AND
2844
+					   orig_lp_item_id 		= ' . "'".$lp_item_id."'".' AND
2845
+                       orig_lp_item_view_id = ' . "'".$lp_item_view_id."'".' AND
2846
+					   session_id 			= ' . "'".api_get_session_id()."' LIMIT 1"; //Adding limit 1 just in case
2847 2847
 
2848 2848
         $sql_track = 'SELECT * FROM '.$track_exercises.$condition;
2849 2849
 
2850 2850
         $result = Database::query($sql_track);
2851 2851
         $new_array = array();
2852
-        if (Database::num_rows($result) > 0 ) {
2852
+        if (Database::num_rows($result) > 0) {
2853 2853
             $new_array = Database::fetch_array($result, 'ASSOC');
2854 2854
             $new_array['num_exe'] = Database::num_rows($result);
2855 2855
         }
@@ -2892,12 +2892,12 @@  discard block
 block discarded – undo
2892 2892
         $questionList = array_map('intval', $questionList);
2893 2893
 
2894 2894
         $params = array(
2895
-            'exe_exo_id' => $this->id ,
2895
+            'exe_exo_id' => $this->id,
2896 2896
             'exe_user_id' => api_get_user_id(),
2897 2897
             'c_id' => api_get_course_int_id(),
2898 2898
             'status' =>  'incomplete',
2899 2899
             'session_id'  => api_get_session_id(),
2900
-            'data_tracking'  => implode(',', $questionList) ,
2900
+            'data_tracking'  => implode(',', $questionList),
2901 2901
             'start_date' => api_get_utc_datetime(),
2902 2902
             'orig_lp_id' => $safe_lp_id,
2903 2903
             'orig_lp_item_id'  => $safe_lp_item_id,
@@ -2929,7 +2929,7 @@  discard block
 block discarded – undo
2929 2929
         $nbrQuestions = $this->get_count_question_list();
2930 2930
 
2931 2931
         $all_button = $html = $label = '';
2932
-        $hotspot_get = isset($_POST['hotspot']) ? Security::remove_XSS($_POST['hotspot']):null;
2932
+        $hotspot_get = isset($_POST['hotspot']) ? Security::remove_XSS($_POST['hotspot']) : null;
2933 2933
 
2934 2934
         if ($this->selectFeedbackType() == EXERCISE_FEEDBACK_TYPE_DIRECT && $this->type == ONE_PER_PAGE) {
2935 2935
             $urlTitle = get_lang('ContinueTest');
@@ -2940,7 +2940,7 @@  discard block
 block discarded – undo
2940 2940
 
2941 2941
             $html .= Display::url(
2942 2942
                 $urlTitle,
2943
-                'exercise_submit_modal.php?' . http_build_query([
2943
+                'exercise_submit_modal.php?'.http_build_query([
2944 2944
                     'learnpath_id' => $safe_lp_id,
2945 2945
                     'learnpath_item_id' => $safe_lp_item_id,
2946 2946
                     'learnpath_item_view_id' => $safe_lp_item_view_id,
@@ -2957,7 +2957,7 @@  discard block
 block discarded – undo
2957 2957
                     'data-size' => 'md'
2958 2958
                 ]
2959 2959
             );
2960
-            $html .='<br />';
2960
+            $html .= '<br />';
2961 2961
         } else {
2962 2962
             // User
2963 2963
             if (api_is_allowed_to_session_edit()) {
@@ -2982,7 +2982,7 @@  discard block
 block discarded – undo
2982 2982
 
2983 2983
                     //Next question
2984 2984
                     if (!empty($questions_in_media)) {
2985
-                        $questions_in_media = "['".implode("','",$questions_in_media)."']";
2985
+                        $questions_in_media = "['".implode("','", $questions_in_media)."']";
2986 2986
                         $all_button .= '&nbsp;<a href="javascript://" class="'.$class.'" onclick="save_question_list('.$questions_in_media.'); ">'.$label.'</a>';
2987 2987
                     } else {
2988 2988
                         $all_button .= '&nbsp;<a href="javascript://" class="'.$class.'" onclick="save_now('.$question_id.', \'\', \''.$currentAnswer.'\'); ">'.$label.'</a>';
@@ -3000,7 +3000,7 @@  discard block
 block discarded – undo
3000 3000
                     }
3001 3001
 					$class .= ' question-validate-btn'; // used to select it with jquery
3002 3002
                     $all_button = '&nbsp;<a href="javascript://" class="'.$class.'" onclick="validate_all(); ">'.$all_label.'</a>';
3003
-                    $all_button .= '&nbsp;' . Display::span(null, ['id' => 'save_all_reponse']);
3003
+                    $all_button .= '&nbsp;'.Display::span(null, ['id' => 'save_all_reponse']);
3004 3004
                     $html .= $all_button;
3005 3005
                 }
3006 3006
             }
@@ -3243,8 +3243,8 @@  discard block
 block discarded – undo
3243 3243
             $params = array();
3244 3244
             $params['course_id'] = $course_id;
3245 3245
             $params['session_id'] = api_get_session_id();
3246
-            $params['user_id'] = isset($exe_info['exe_user_id'])? $exe_info['exe_user_id'] : api_get_user_id();
3247
-            $params['exercise_id'] = isset($exe_info['exe_exo_id'])? $exe_info['exe_exo_id'] : $this->id;
3246
+            $params['user_id'] = isset($exe_info['exe_user_id']) ? $exe_info['exe_user_id'] : api_get_user_id();
3247
+            $params['exercise_id'] = isset($exe_info['exe_exo_id']) ? $exe_info['exe_exo_id'] : $this->id;
3248 3248
             $params['question_id'] = $questionId;
3249 3249
             $params['exe_id'] = isset($exe_info['exe_id']) ? $exe_info['exe_id'] : $exeId;
3250 3250
 
@@ -3297,7 +3297,7 @@  discard block
 block discarded – undo
3297 3297
             $answer = $objAnswerTmp->selectAnswer($answerId);
3298 3298
             $answerComment = $objAnswerTmp->selectComment($answerId);
3299 3299
             $answerCorrect = $objAnswerTmp->isCorrect($answerId);
3300
-            $answerWeighting = (float)$objAnswerTmp->selectWeighting($answerId);
3300
+            $answerWeighting = (float) $objAnswerTmp->selectWeighting($answerId);
3301 3301
             $answerAutoId = $objAnswerTmp->selectAutoId($answerId);
3302 3302
 
3303 3303
             if ($debug) {
@@ -3307,7 +3307,7 @@  discard block
 block discarded – undo
3307 3307
 
3308 3308
             // Delineation
3309 3309
             $delineation_cord = $objAnswerTmp->selectHotspotCoordinates(1);
3310
-            $answer_delineation_destination=$objAnswerTmp->selectDestination(1);
3310
+            $answer_delineation_destination = $objAnswerTmp->selectDestination(1);
3311 3311
 
3312 3312
             switch ($answerType) {
3313 3313
                 // for unique answer
@@ -3320,7 +3320,7 @@  discard block
 block discarded – undo
3320 3320
                                     exe_id = '".$exeId."' AND
3321 3321
                                     question_id= '".$questionId."'";
3322 3322
                         $result = Database::query($sql);
3323
-                        $choice = Database::result($result,0,"answer");
3323
+                        $choice = Database::result($result, 0, "answer");
3324 3324
 
3325 3325
                         $studentChoice = $choice == $answerAutoId ? 1 : 0;
3326 3326
                         if ($studentChoice) {
@@ -3371,7 +3371,7 @@  discard block
 block discarded – undo
3371 3371
                     } else {
3372 3372
                         // If no result then the user just hit don't know
3373 3373
                         $studentChoice = 3;
3374
-                        $questionScore  +=  $doubt_score;
3374
+                        $questionScore += $doubt_score;
3375 3375
                     }
3376 3376
                     $totalScore = $questionScore;
3377 3377
                     break;
@@ -3387,17 +3387,17 @@  discard block
 block discarded – undo
3387 3387
                         }
3388 3388
 
3389 3389
                         $studentChoice = isset($choice[$answerAutoId]) ? $choice[$answerAutoId] : null;
3390
-                        $real_answers[$answerId] = (bool)$studentChoice;
3390
+                        $real_answers[$answerId] = (bool) $studentChoice;
3391 3391
 
3392 3392
                         if ($studentChoice) {
3393
-                            $questionScore  +=$answerWeighting;
3393
+                            $questionScore += $answerWeighting;
3394 3394
                         }
3395 3395
                     } else {
3396 3396
                         $studentChoice = isset($choice[$answerAutoId]) ? $choice[$answerAutoId] : null;
3397
-                        $real_answers[$answerId] = (bool)$studentChoice;
3397
+                        $real_answers[$answerId] = (bool) $studentChoice;
3398 3398
 
3399 3399
                         if (isset($studentChoice)) {
3400
-                            $questionScore  += $answerWeighting;
3400
+                            $questionScore += $answerWeighting;
3401 3401
                         }
3402 3402
                     }
3403 3403
                     $totalScore += $answerWeighting;
@@ -3415,16 +3415,16 @@  discard block
 block discarded – undo
3415 3415
                             $choice[$ind] = 1;
3416 3416
                         }
3417 3417
                         $studentChoice = isset($choice[$answerAutoId]) ? $choice[$answerAutoId] : null;
3418
-                        $real_answers[$answerId] = (bool)$studentChoice;
3418
+                        $real_answers[$answerId] = (bool) $studentChoice;
3419 3419
                         if ($studentChoice) {
3420
-                            $questionScore +=$answerWeighting;
3420
+                            $questionScore += $answerWeighting;
3421 3421
                         }
3422 3422
                     } else {
3423 3423
                         $studentChoice = isset($choice[$answerAutoId]) ? $choice[$answerAutoId] : null;
3424 3424
                         if (isset($studentChoice)) {
3425 3425
                             $questionScore += $answerWeighting;
3426 3426
                         }
3427
-                        $real_answers[$answerId] = (bool)$studentChoice;
3427
+                        $real_answers[$answerId] = (bool) $studentChoice;
3428 3428
                     }
3429 3429
                     $totalScore += $answerWeighting;
3430 3430
                     if ($debug) error_log("studentChoice: $studentChoice");
@@ -3436,7 +3436,7 @@  discard block
 block discarded – undo
3436 3436
                         $resultans = Database::query($sql);
3437 3437
                         while ($row = Database::fetch_array($resultans)) {
3438 3438
                             $ind = $row['answer'];
3439
-                            $result = explode(':',$ind);
3439
+                            $result = explode(':', $ind);
3440 3440
                             if (isset($result[0])) {
3441 3441
                                 $my_answer_id = isset($result[0]) ? $result[0] : '';
3442 3442
                                 $option = isset($result[1]) ? $result[1] : '';
@@ -3556,10 +3556,10 @@  discard block
 block discarded – undo
3556 3556
                             }
3557 3557
                             // adds the piece of text that is before the blank
3558 3558
                             //and ends with '[' into a general storage array
3559
-                            $real_text[] = api_substr($temp, 0, $pos +1);
3560
-                            $answer .= api_substr($temp, 0, $pos +1);
3559
+                            $real_text[] = api_substr($temp, 0, $pos + 1);
3560
+                            $answer .= api_substr($temp, 0, $pos + 1);
3561 3561
                             //take the string remaining (after the last "[" we found)
3562
-                            $temp = api_substr($temp, $pos +1);
3562
+                            $temp = api_substr($temp, $pos + 1);
3563 3563
                             // quit the loop if there are no more blanks, and update $pos to the position of next ']'
3564 3564
                             if (($pos = api_strpos($temp, ']')) === false) {
3565 3565
                                 // adds the end of the text
@@ -3595,7 +3595,7 @@  discard block
 block discarded – undo
3595 3595
                             //put the contents of the [] answer tag into correct_tags[]
3596 3596
                             $correct_tags[] = api_substr($temp, 0, $pos);
3597 3597
                             $j++;
3598
-                            $temp = api_substr($temp, $pos +1);
3598
+                            $temp = api_substr($temp, $pos + 1);
3599 3599
                         }
3600 3600
                         $answer = '';
3601 3601
                         $real_correct_tags = $correct_tags;
@@ -3618,7 +3618,7 @@  discard block
 block discarded – undo
3618 3618
                                 } elseif (!empty($user_tags[$i])) {
3619 3619
                                     // else if the word entered by the student IS NOT the same as the one defined by the professor
3620 3620
                                     // adds the word in red at the end of the string, and strikes it
3621
-                                    $answer .= '<font color="red"><s>' . $user_tags[$i] . '</s></font>';
3621
+                                    $answer .= '<font color="red"><s>'.$user_tags[$i].'</s></font>';
3622 3622
                                 } else {
3623 3623
                                     // adds a tabulation if no word has been typed by the student
3624 3624
                                     $answer .= ''; // remove &nbsp; that causes issue
@@ -3637,17 +3637,17 @@  discard block
 block discarded – undo
3637 3637
                                 } elseif (!empty ($user_tags[$i])) {
3638 3638
                                     // else if the word entered by the student IS NOT the same as the one defined by the professor
3639 3639
                                     // adds the word in red at the end of the string, and strikes it
3640
-                                    $answer .= '<font color="red"><s>' . $user_tags[$i] . '</s></font>';
3640
+                                    $answer .= '<font color="red"><s>'.$user_tags[$i].'</s></font>';
3641 3641
                                 } else {
3642 3642
                                     // adds a tabulation if no word has been typed by the student
3643
-                                    $answer .= '';  // remove &nbsp; that causes issue
3643
+                                    $answer .= ''; // remove &nbsp; that causes issue
3644 3644
                                 }
3645 3645
                             }
3646 3646
 
3647 3647
                             // adds the correct word, followed by ] to close the blank
3648
-                            $answer .= ' / <font color="green"><b>' . $real_correct_tags[$i] . '</b></font>]';
3649
-                            if (isset($real_text[$i +1])) {
3650
-                                $answer .= $real_text[$i +1];
3648
+                            $answer .= ' / <font color="green"><b>'.$real_correct_tags[$i].'</b></font>]';
3649
+                            if (isset($real_text[$i + 1])) {
3650
+                                $answer .= $real_text[$i + 1];
3651 3651
                             }
3652 3652
                         }
3653 3653
                     } else {
@@ -3780,10 +3780,10 @@  discard block
 block discarded – undo
3780 3780
                         }
3781 3781
                         // adds the piece of text that is before the blank
3782 3782
                         //and ends with '[' into a general storage array
3783
-                        $realText[] = api_substr($temp, 0, $pos +1);
3784
-                        $answer .= api_substr($temp, 0, $pos +1);
3783
+                        $realText[] = api_substr($temp, 0, $pos + 1);
3784
+                        $answer .= api_substr($temp, 0, $pos + 1);
3785 3785
                         //take the string remaining (after the last "[" we found)
3786
-                        $temp = api_substr($temp, $pos +1);
3786
+                        $temp = api_substr($temp, $pos + 1);
3787 3787
                         // quit the loop if there are no more blanks, and update $pos to the position of next ']'
3788 3788
                         if (($pos = api_strpos($temp, ']')) === false) {
3789 3789
                             // adds the end of the text
@@ -3817,7 +3817,7 @@  discard block
 block discarded – undo
3817 3817
                         //put the contents of the [] answer tag into correct_tags[]
3818 3818
                         $correctTags[] = api_substr($temp, 0, $pos);
3819 3819
                         $j++;
3820
-                        $temp = api_substr($temp, $pos +1);
3820
+                        $temp = api_substr($temp, $pos + 1);
3821 3821
                     }
3822 3822
                     $answer = '';
3823 3823
                     $realCorrectTags = $correctTags;
@@ -3826,7 +3826,7 @@  discard block
 block discarded – undo
3826 3826
                         $queryfill = "SELECT answer FROM ".$TBL_TRACK_ATTEMPT."
3827 3827
                                       WHERE
3828 3828
                                         exe_id = '".$exeId."' AND
3829
-                                        question_id= ".intval($questionId)  ;
3829
+                                        question_id= ".intval($questionId);
3830 3830
                         $resfill = Database::query($queryfill);
3831 3831
                         $rowFill = Database::fetch_assoc($resfill);
3832 3832
                         $answer = $rowFill['answer'];
@@ -3849,21 +3849,21 @@  discard block
 block discarded – undo
3849 3849
                         } elseif (!empty($userTags[$i])) {
3850 3850
                             // else if the word entered by the student IS NOT the same as the one defined by the professor
3851 3851
                             // adds the word in red at the end of the string, and strikes it
3852
-                            $answer .= '<font color="red"><s>' . $userTags[$i] . '</s></font>';
3852
+                            $answer .= '<font color="red"><s>'.$userTags[$i].'</s></font>';
3853 3853
                         } else {
3854 3854
                             // adds a tabulation if no word has been typed by the student
3855 3855
                             $answer .= ''; // remove &nbsp; that causes issue
3856 3856
                         }
3857 3857
                         // adds the correct word, followed by ] to close the blank
3858
-                        $answer .= ' / <font color="green"><b>' . $realCorrectTags[$i] . '</b></font>]';
3859
-                        if (isset($realText[$i +1])) {
3860
-                            $answer .= $realText[$i +1];
3858
+                        $answer .= ' / <font color="green"><b>'.$realCorrectTags[$i].'</b></font>]';
3859
+                        if (isset($realText[$i + 1])) {
3860
+                            $answer .= $realText[$i + 1];
3861 3861
                         }
3862 3862
                     }
3863 3863
                     break;
3864 3864
                 case FREE_ANSWER:
3865 3865
                     if ($from_database) {
3866
-                        $query  = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3866
+                        $query = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3867 3867
                                    WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
3868 3868
                         $resq = Database::query($query);
3869 3869
                         $data = Database::fetch_array($resq);
@@ -3874,9 +3874,9 @@  discard block
 block discarded – undo
3874 3874
                         $questionScore = $data['marks'];
3875 3875
 
3876 3876
                         if ($questionScore == -1) {
3877
-                            $totalScore+= 0;
3877
+                            $totalScore += 0;
3878 3878
                         } else {
3879
-                            $totalScore+= $questionScore;
3879
+                            $totalScore += $questionScore;
3880 3880
                         }
3881 3881
                         if ($questionScore == '') {
3882 3882
                             $questionScore = 0;
@@ -3897,14 +3897,14 @@  discard block
 block discarded – undo
3897 3897
                         $query  = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3898 3898
                                    WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
3899 3899
                         $resq   = Database::query($query);
3900
-                        $choice = Database::result($resq,0,'answer');
3900
+                        $choice = Database::result($resq, 0, 'answer');
3901 3901
                         $choice = str_replace('\r\n', '', $choice);
3902 3902
                         $choice = stripslashes($choice);
3903
-                        $questionScore = Database::result($resq,0,"marks");
3903
+                        $questionScore = Database::result($resq, 0, "marks");
3904 3904
                         if ($questionScore == -1) {
3905
-                            $totalScore+=0;
3905
+                            $totalScore += 0;
3906 3906
                         } else {
3907
-                            $totalScore+=$questionScore;
3907
+                            $totalScore += $questionScore;
3908 3908
                         }
3909 3909
                         $arrques = $questionName;
3910 3910
                         $arrans  = $choice;
@@ -3949,7 +3949,7 @@  discard block
 block discarded – undo
3949 3949
 
3950 3950
                         while ($a_answers = Database::fetch_array($res_answers)) {
3951 3951
                             $i_answer_id = $a_answers['id']; //3
3952
-                            $s_answer_label = $a_answers['answer'];  // your daddy - your mother
3952
+                            $s_answer_label = $a_answers['answer']; // your daddy - your mother
3953 3953
                             $i_answer_correct_answer = $a_answers['correct']; //1 - 2
3954 3954
                             $i_answer_id_auto = $a_answers['id_auto']; // 3 - 4
3955 3955
 
@@ -4004,8 +4004,8 @@  discard block
 block discarded – undo
4004 4004
                                     $user_answer = '';
4005 4005
                                 }
4006 4006
                                 echo '<tr>';
4007
-                                echo '<td>' . $s_answer_label . '</td>';
4008
-                                echo '<td>' . $user_answer;
4007
+                                echo '<td>'.$s_answer_label.'</td>';
4008
+                                echo '<td>'.$user_answer;
4009 4009
 
4010 4010
                                 if (in_array($answerType, [MATCHING, MATCHING_DRAGGABLE])) {
4011 4011
                                     if (isset($real_list[$i_answer_correct_answer]) && $showTotalScoreAndUserChoices == false) {
@@ -4113,7 +4113,7 @@  discard block
 block discarded – undo
4113 4113
                     if ($from_database) {
4114 4114
                         // getting the user answer
4115 4115
                         $TBL_TRACK_HOTSPOT = Database::get_main_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
4116
-                        $query   = "SELECT hotspot_correct, hotspot_coordinate
4116
+                        $query = "SELECT hotspot_correct, hotspot_coordinate
4117 4117
                                     FROM $TBL_TRACK_HOTSPOT
4118 4118
                                     WHERE
4119 4119
                                         hotspot_exe_id = '".$exeId."' AND
@@ -4121,20 +4121,20 @@  discard block
 block discarded – undo
4121 4121
                                         hotspot_answer_id='1'";
4122 4122
                         //by default we take 1 because it's a delineation
4123 4123
                         $resq = Database::query($query);
4124
-                        $row = Database::fetch_array($resq,'ASSOC');
4124
+                        $row = Database::fetch_array($resq, 'ASSOC');
4125 4125
 
4126 4126
                         $choice = $row['hotspot_correct'];
4127 4127
                         $user_answer = $row['hotspot_coordinate'];
4128 4128
 
4129 4129
                         // THIS is very important otherwise the poly_compile will throw an error!!
4130 4130
                         // round-up the coordinates
4131
-                        $coords = explode('/',$user_answer);
4131
+                        $coords = explode('/', $user_answer);
4132 4132
                         $user_array = '';
4133 4133
                         foreach ($coords as $coord) {
4134
-                            list($x,$y) = explode(';',$coord);
4134
+                            list($x, $y) = explode(';', $coord);
4135 4135
                             $user_array .= round($x).';'.round($y).'/';
4136 4136
                         }
4137
-                        $user_array = substr($user_array,0,-1);
4137
+                        $user_array = substr($user_array, 0, -1);
4138 4138
                     } else {
4139 4139
                         if (!empty($studentChoice)) {
4140 4140
                             $newquestionList[] = $questionId;
@@ -4144,7 +4144,7 @@  discard block
 block discarded – undo
4144 4144
                             $studentChoice = $choice[$answerId];
4145 4145
                             $questionScore += $answerWeighting;
4146 4146
 
4147
-                            if ($hotspot_delineation_result[1]==1) {
4147
+                            if ($hotspot_delineation_result[1] == 1) {
4148 4148
                                 $totalScore += $answerWeighting; //adding the total
4149 4149
                             }
4150 4150
                         }
@@ -4283,13 +4283,13 @@  discard block
 block discarded – undo
4283 4283
                             $user_answer = $_SESSION['exerciseResultCoordinates'][$questionId];
4284 4284
 
4285 4285
                             //round-up the coordinates
4286
-                            $coords = explode('/',$user_answer);
4286
+                            $coords = explode('/', $user_answer);
4287 4287
                             $user_array = '';
4288 4288
                             foreach ($coords as $coord) {
4289
-                                list($x,$y) = explode(';',$coord);
4289
+                                list($x, $y) = explode(';', $coord);
4290 4290
                                 $user_array .= round($x).';'.round($y).'/';
4291 4291
                             }
4292
-                            $user_array = substr($user_array,0,-1);
4292
+                            $user_array = substr($user_array, 0, -1);
4293 4293
 
4294 4294
                             if ($next) {
4295 4295
 
@@ -4316,7 +4316,7 @@  discard block
 block discarded – undo
4316 4316
                                 //$overlap = round(polygons_overlap($poly_answer,$poly_user));
4317 4317
                                 // //this is an area in pixels
4318 4318
                                 if ($debug > 0) {
4319
-                                    error_log(__LINE__ . ' - Polygons results are ' . print_r($poly_results, 1), 0);
4319
+                                    error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
4320 4320
                                 }
4321 4321
 
4322 4322
                                 if ($overlap < 1) {
@@ -4329,43 +4329,43 @@  discard block
 block discarded – undo
4329 4329
                                     // that is overlapped by the user's polygon
4330 4330
                                     $final_overlap = round(((float) $overlap / (float) $poly_answer_area) * 100);
4331 4331
                                     if ($debug > 1) {
4332
-                                        error_log(__LINE__ . ' - Final overlap is ' . $final_overlap, 0);
4332
+                                        error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
4333 4333
                                     }
4334 4334
                                     // the final missing area is the percentage of the initial polygon
4335 4335
                                     // that is not overlapped by the user's polygon
4336 4336
                                     $final_missing = 100 - $final_overlap;
4337 4337
                                     if ($debug > 1) {
4338
-                                        error_log(__LINE__ . ' - Final missing is ' . $final_missing, 0);
4338
+                                        error_log(__LINE__.' - Final missing is '.$final_missing, 0);
4339 4339
                                     }
4340 4340
                                     // the final excess area is the percentage of the initial polygon's size
4341 4341
                                     // that is covered by the user's polygon outside of the initial polygon
4342 4342
                                     $final_excess = round((((float) $poly_user_area - (float) $overlap) / (float) $poly_answer_area) * 100);
4343 4343
                                     if ($debug > 1) {
4344
-                                        error_log(__LINE__ . ' - Final excess is ' . $final_excess, 0);
4344
+                                        error_log(__LINE__.' - Final excess is '.$final_excess, 0);
4345 4345
                                     }
4346 4346
                                 }
4347 4347
 
4348 4348
                                 //checking the destination parameters parsing the "@@"
4349
-                                $destination_items= explode('@@', $answerDestination);
4349
+                                $destination_items = explode('@@', $answerDestination);
4350 4350
                                 $threadhold_total = $destination_items[0];
4351
-                                $threadhold_items=explode(';',$threadhold_total);
4351
+                                $threadhold_items = explode(';', $threadhold_total);
4352 4352
                                 $threadhold1 = $threadhold_items[0]; // overlap
4353 4353
                                 $threadhold2 = $threadhold_items[1]; // excess
4354
-                                $threadhold3 = $threadhold_items[2];	 //missing
4354
+                                $threadhold3 = $threadhold_items[2]; //missing
4355 4355
 
4356 4356
                                 // if is delineation
4357
-                                if ($answerId===1) {
4357
+                                if ($answerId === 1) {
4358 4358
                                     //setting colors
4359
-                                    if ($final_overlap>=$threadhold1) {
4360
-                                        $overlap_color=true; //echo 'a';
4359
+                                    if ($final_overlap >= $threadhold1) {
4360
+                                        $overlap_color = true; //echo 'a';
4361 4361
                                     }
4362 4362
                                     //echo $excess.'-'.$threadhold2;
4363
-                                    if ($final_excess<=$threadhold2) {
4364
-                                        $excess_color=true; //echo 'b';
4363
+                                    if ($final_excess <= $threadhold2) {
4364
+                                        $excess_color = true; //echo 'b';
4365 4365
                                     }
4366 4366
                                     //echo '--------'.$missing.'-'.$threadhold3;
4367
-                                    if ($final_missing<=$threadhold3) {
4368
-                                        $missing_color=true; //echo 'c';
4367
+                                    if ($final_missing <= $threadhold3) {
4368
+                                        $missing_color = true; //echo 'c';
4369 4369
                                     }
4370 4370
 
4371 4371
                                     // if pass
@@ -4374,67 +4374,67 @@  discard block
 block discarded – undo
4374 4374
                                         $final_missing <= $threadhold3 &&
4375 4375
                                         $final_excess <= $threadhold2
4376 4376
                                     ) {
4377
-                                        $next=1; //go to the oars
4378
-                                        $result_comment=get_lang('Acceptable');
4379
-                                        $final_answer = 1;	// do not update with  update_exercise_attempt
4377
+                                        $next = 1; //go to the oars
4378
+                                        $result_comment = get_lang('Acceptable');
4379
+                                        $final_answer = 1; // do not update with  update_exercise_attempt
4380 4380
                                     } else {
4381
-                                        $next=0;
4382
-                                        $result_comment=get_lang('Unacceptable');
4383
-                                        $comment=$answerDestination=$objAnswerTmp->selectComment(1);
4384
-                                        $answerDestination=$objAnswerTmp->selectDestination(1);
4381
+                                        $next = 0;
4382
+                                        $result_comment = get_lang('Unacceptable');
4383
+                                        $comment = $answerDestination = $objAnswerTmp->selectComment(1);
4384
+                                        $answerDestination = $objAnswerTmp->selectDestination(1);
4385 4385
                                         //checking the destination parameters parsing the "@@"
4386
-                                        $destination_items= explode('@@', $answerDestination);
4386
+                                        $destination_items = explode('@@', $answerDestination);
4387 4387
                                     }
4388
-                                } elseif($answerId>1) {
4388
+                                } elseif ($answerId > 1) {
4389 4389
                                     if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
4390
-                                        if ($debug>0) {
4391
-                                            error_log(__LINE__.' - answerId is of type noerror',0);
4390
+                                        if ($debug > 0) {
4391
+                                            error_log(__LINE__.' - answerId is of type noerror', 0);
4392 4392
                                         }
4393 4393
                                         //type no error shouldn't be treated
4394 4394
                                         $next = 1;
4395 4395
                                         continue;
4396 4396
                                     }
4397
-                                    if ($debug>0) {
4398
-                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR',0);
4397
+                                    if ($debug > 0) {
4398
+                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
4399 4399
                                     }
4400 4400
                                     //check the intersection between the oar and the user
4401 4401
                                     //echo 'user';	print_r($x_user_list);		print_r($y_user_list);
4402 4402
                                     //echo 'official';print_r($x_list);print_r($y_list);
4403 4403
                                     //$result = get_intersection_data($x_list,$y_list,$x_user_list,$y_user_list);
4404
-                                    $inter= $result['success'];
4404
+                                    $inter = $result['success'];
4405 4405
 
4406 4406
                                     //$delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
4407
-                                    $delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
4407
+                                    $delineation_cord = $objAnswerTmp->selectHotspotCoordinates($answerId);
4408 4408
 
4409
-                                    $poly_answer = convert_coordinates($delineation_cord,'|');
4410
-                                    $max_coord = poly_get_max($poly_user,$poly_answer);
4411
-                                    $poly_answer_compiled = poly_compile($poly_answer,$max_coord);
4412
-                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled,$max_coord);
4409
+                                    $poly_answer = convert_coordinates($delineation_cord, '|');
4410
+                                    $max_coord = poly_get_max($poly_user, $poly_answer);
4411
+                                    $poly_answer_compiled = poly_compile($poly_answer, $max_coord);
4412
+                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
4413 4413
 
4414 4414
                                     if ($overlap == false) {
4415 4415
                                         //all good, no overlap
4416 4416
                                         $next = 1;
4417 4417
                                         continue;
4418 4418
                                     } else {
4419
-                                        if ($debug>0) {
4420
-                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit',0);
4419
+                                        if ($debug > 0) {
4420
+                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
4421 4421
                                         }
4422 4422
                                         $organs_at_risk_hit++;
4423 4423
                                         //show the feedback
4424
-                                        $next=0;
4425
-                                        $comment=$answerDestination=$objAnswerTmp->selectComment($answerId);
4426
-                                        $answerDestination=$objAnswerTmp->selectDestination($answerId);
4427
-
4428
-                                        $destination_items= explode('@@', $answerDestination);
4429
-                                        $try_hotspot=$destination_items[1];
4430
-                                        $lp_hotspot=$destination_items[2];
4431
-                                        $select_question_hotspot=$destination_items[3];
4432
-                                        $url_hotspot=$destination_items[4];
4424
+                                        $next = 0;
4425
+                                        $comment = $answerDestination = $objAnswerTmp->selectComment($answerId);
4426
+                                        $answerDestination = $objAnswerTmp->selectDestination($answerId);
4427
+
4428
+                                        $destination_items = explode('@@', $answerDestination);
4429
+                                        $try_hotspot = $destination_items[1];
4430
+                                        $lp_hotspot = $destination_items[2];
4431
+                                        $select_question_hotspot = $destination_items[3];
4432
+                                        $url_hotspot = $destination_items[4];
4433 4433
                                     }
4434 4434
                                 }
4435 4435
                             } else {	// the first delineation feedback
4436
-                                if ($debug>0) {
4437
-                                    error_log(__LINE__.' first',0);
4436
+                                if ($debug > 0) {
4437
+                                    error_log(__LINE__.' first', 0);
4438 4438
                                 }
4439 4439
                             }
4440 4440
                         } elseif (in_array($answerType, [MATCHING, MATCHING_DRAGGABLE])) {
@@ -4442,7 +4442,7 @@  discard block
 block discarded – undo
4442 4442
                             echo Display::tag('td', $answerMatching[$answerId]);
4443 4443
                             echo Display::tag(
4444 4444
                                 'td',
4445
-                                "$user_answer / " . Display::tag(
4445
+                                "$user_answer / ".Display::tag(
4446 4446
                                     'strong',
4447 4447
                                     $answerMatching[$answerCorrect],
4448 4448
                                     ['style' => 'color: #008000; font-weight: bold;']
@@ -4594,7 +4594,7 @@  discard block
 block discarded – undo
4594 4594
                                     $questionId,
4595 4595
                                     $nano,
4596 4596
                                     $results_disabled
4597
-                                ) . '</td>
4597
+                                ).'</td>
4598 4598
                                 </tr>
4599 4599
                                 </table>';
4600 4600
                             break;
@@ -4655,7 +4655,7 @@  discard block
 block discarded – undo
4655 4655
 
4656 4656
                                 //$overlap = round(polygons_overlap($poly_answer,$poly_user)); //this is an area in pixels
4657 4657
                                 if ($debug > 0) {
4658
-                                    error_log(__LINE__ . ' - Polygons results are ' . print_r($poly_results, 1), 0);
4658
+                                    error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
4659 4659
                                 }
4660 4660
                                 if ($overlap < 1) {
4661 4661
                                     //shortcut to avoid complicated calculations
@@ -4666,17 +4666,17 @@  discard block
 block discarded – undo
4666 4666
                                     // the final overlap is the percentage of the initial polygon that is overlapped by the user's polygon
4667 4667
                                     $final_overlap = round(((float) $overlap / (float) $poly_answer_area) * 100);
4668 4668
                                     if ($debug > 1) {
4669
-                                        error_log(__LINE__ . ' - Final overlap is ' . $final_overlap, 0);
4669
+                                        error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
4670 4670
                                     }
4671 4671
                                     // the final missing area is the percentage of the initial polygon that is not overlapped by the user's polygon
4672 4672
                                     $final_missing = 100 - $final_overlap;
4673 4673
                                     if ($debug > 1) {
4674
-                                        error_log(__LINE__ . ' - Final missing is ' . $final_missing, 0);
4674
+                                        error_log(__LINE__.' - Final missing is '.$final_missing, 0);
4675 4675
                                     }
4676 4676
                                     // the final excess area is the percentage of the initial polygon's size that is covered by the user's polygon outside of the initial polygon
4677 4677
                                     $final_excess = round((((float) $poly_user_area - (float) $overlap) / (float) $poly_answer_area) * 100);
4678 4678
                                     if ($debug > 1) {
4679
-                                        error_log(__LINE__ . ' - Final excess is ' . $final_excess, 0);
4679
+                                        error_log(__LINE__.' - Final excess is '.$final_excess, 0);
4680 4680
                                     }
4681 4681
                                 }
4682 4682
 
@@ -4686,7 +4686,7 @@  discard block
 block discarded – undo
4686 4686
                                 $threadhold_items = explode(';', $threadhold_total);
4687 4687
                                 $threadhold1 = $threadhold_items[0]; // overlap
4688 4688
                                 $threadhold2 = $threadhold_items[1]; // excess
4689
-                                $threadhold3 = $threadhold_items[2];  //missing
4689
+                                $threadhold3 = $threadhold_items[2]; //missing
4690 4690
                                 // if is delineation
4691 4691
                                 if ($answerId === 1) {
4692 4692
                                     //setting colors
@@ -4718,14 +4718,14 @@  discard block
 block discarded – undo
4718 4718
                                 } elseif ($answerId > 1) {
4719 4719
                                     if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
4720 4720
                                         if ($debug > 0) {
4721
-                                            error_log(__LINE__ . ' - answerId is of type noerror', 0);
4721
+                                            error_log(__LINE__.' - answerId is of type noerror', 0);
4722 4722
                                         }
4723 4723
                                         //type no error shouldn't be treated
4724 4724
                                         $next = 1;
4725 4725
                                         continue;
4726 4726
                                     }
4727 4727
                                     if ($debug > 0) {
4728
-                                        error_log(__LINE__ . ' - answerId is >1 so we\'re probably in OAR', 0);
4728
+                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
4729 4729
                                     }
4730 4730
                                     //check the intersection between the oar and the user
4731 4731
                                     //echo 'user';	print_r($x_user_list);		print_r($y_user_list);
@@ -4739,7 +4739,7 @@  discard block
 block discarded – undo
4739 4739
                                     $poly_answer = convert_coordinates($delineation_cord, '|');
4740 4740
                                     $max_coord = poly_get_max($poly_user, $poly_answer);
4741 4741
                                     $poly_answer_compiled = poly_compile($poly_answer, $max_coord);
4742
-                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled,$max_coord);
4742
+                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
4743 4743
 
4744 4744
                                     if ($overlap == false) {
4745 4745
                                         //all good, no overlap
@@ -4747,7 +4747,7 @@  discard block
 block discarded – undo
4747 4747
                                         continue;
4748 4748
                                     } else {
4749 4749
                                         if ($debug > 0) {
4750
-                                            error_log(__LINE__ . ' - Overlap is ' . $overlap . ': OAR hit', 0);
4750
+                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
4751 4751
                                         }
4752 4752
                                         $organs_at_risk_hit++;
4753 4753
                                         //show the feedback
@@ -4759,12 +4759,12 @@  discard block
 block discarded – undo
4759 4759
                                         $try_hotspot = $destination_items[1];
4760 4760
                                         $lp_hotspot = $destination_items[2];
4761 4761
                                         $select_question_hotspot = $destination_items[3];
4762
-                                        $url_hotspot=$destination_items[4];
4762
+                                        $url_hotspot = $destination_items[4];
4763 4763
                                     }
4764 4764
                                 }
4765 4765
                             } else {	// the first delineation feedback
4766 4766
                                 if ($debug > 0) {
4767
-                                    error_log(__LINE__ . ' first', 0);
4767
+                                    error_log(__LINE__.' first', 0);
4768 4768
                                 }
4769 4769
                             }
4770 4770
                             break;
@@ -4786,7 +4786,7 @@  discard block
 block discarded – undo
4786 4786
                             echo Display::tag('td', $answerMatching[$answerId]);
4787 4787
                             echo Display::tag(
4788 4788
                                 'td',
4789
-                                "$user_answer / " . Display::tag(
4789
+                                "$user_answer / ".Display::tag(
4790 4790
                                     'strong',
4791 4791
                                     $answerMatching[$answerCorrect],
4792 4792
                                     ['style' => 'color: #008000; font-weight: bold;']
@@ -4872,7 +4872,7 @@  discard block
 block discarded – undo
4872 4872
             //  we use the results from the session (from_db=0)
4873 4873
             // TODO Change this, because it is wrong to show the user
4874 4874
             //  some results that haven't been stored in the database yet
4875
-            if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER || $answerType == HOT_SPOT_DELINEATION ) {
4875
+            if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER || $answerType == HOT_SPOT_DELINEATION) {
4876 4876
 
4877 4877
                 if ($debug) error_log('$from AND this is a hotspot kind of question ');
4878 4878
 
@@ -4881,19 +4881,19 @@  discard block
 block discarded – undo
4881 4881
                 if ($answerType == HOT_SPOT_DELINEATION) {
4882 4882
                     if (0) {
4883 4883
                         if ($overlap_color) {
4884
-                            $overlap_color='green';
4884
+                            $overlap_color = 'green';
4885 4885
                         } else {
4886
-                            $overlap_color='red';
4886
+                            $overlap_color = 'red';
4887 4887
                         }
4888 4888
                         if ($missing_color) {
4889
-                            $missing_color='green';
4889
+                            $missing_color = 'green';
4890 4890
                         } else {
4891
-                            $missing_color='red';
4891
+                            $missing_color = 'red';
4892 4892
                         }
4893 4893
                         if ($excess_color) {
4894
-                            $excess_color='green';
4894
+                            $excess_color = 'green';
4895 4895
                         } else {
4896
-                            $excess_color='red';
4896
+                            $excess_color = 'red';
4897 4897
                         }
4898 4898
                         if (!is_numeric($final_overlap)) {
4899 4899
                             $final_overlap = 0;
@@ -4905,33 +4905,33 @@  discard block
 block discarded – undo
4905 4905
                             $final_excess = 0;
4906 4906
                         }
4907 4907
 
4908
-                        if ($final_overlap>100) {
4908
+                        if ($final_overlap > 100) {
4909 4909
                             $final_overlap = 100;
4910 4910
                         }
4911 4911
 
4912
-                        $table_resume='<table class="data_table">
4912
+                        $table_resume = '<table class="data_table">
4913 4913
                                 <tr class="row_odd" >
4914 4914
                                     <td></td>
4915
-                                    <td ><b>' . get_lang('Requirements') . '</b></td>
4916
-                                    <td><b>' . get_lang('YourAnswer') . '</b></td>
4915
+                                    <td ><b>' . get_lang('Requirements').'</b></td>
4916
+                                    <td><b>' . get_lang('YourAnswer').'</b></td>
4917 4917
                                 </tr>
4918 4918
                                 <tr class="row_even">
4919
-                                    <td><b>' . get_lang('Overlap') . '</b></td>
4920
-                                    <td>' . get_lang('Min') . ' ' . $threadhold1 . '</td>
4921
-                                    <td><div style="color:' . $overlap_color . '">'
4922
-                                        . (($final_overlap < 0) ? 0 : intval($final_overlap)) . '</div></td>
4919
+                                    <td><b>' . get_lang('Overlap').'</b></td>
4920
+                                    <td>' . get_lang('Min').' '.$threadhold1.'</td>
4921
+                                    <td><div style="color:' . $overlap_color.'">'
4922
+                                        . (($final_overlap < 0) ? 0 : intval($final_overlap)).'</div></td>
4923 4923
                                 </tr>
4924 4924
                                 <tr>
4925
-                                    <td><b>' . get_lang('Excess') . '</b></td>
4926
-                                    <td>' . get_lang('Max') . ' ' . $threadhold2 . '</td>
4927
-                                    <td><div style="color:' . $excess_color . '">'
4928
-                                        . (($final_excess < 0) ? 0 : intval($final_excess)) . '</div></td>
4925
+                                    <td><b>' . get_lang('Excess').'</b></td>
4926
+                                    <td>' . get_lang('Max').' '.$threadhold2.'</td>
4927
+                                    <td><div style="color:' . $excess_color.'">'
4928
+                                        . (($final_excess < 0) ? 0 : intval($final_excess)).'</div></td>
4929 4929
                                 </tr>
4930 4930
                                 <tr class="row_even">
4931
-                                    <td><b>' . get_lang('Missing') . '</b></td>
4932
-                                    <td>' . get_lang('Max') . ' ' . $threadhold3 . '</td>
4933
-                                    <td><div style="color:' . $missing_color . '">'
4934
-                                        . (($final_missing < 0) ? 0 : intval($final_missing)) . '</div></td>
4931
+                                    <td><b>' . get_lang('Missing').'</b></td>
4932
+                                    <td>' . get_lang('Max').' '.$threadhold3.'</td>
4933
+                                    <td><div style="color:' . $missing_color.'">'
4934
+                                        . (($final_missing < 0) ? 0 : intval($final_missing)).'</div></td>
4935 4935
                                 </tr>
4936 4936
                             </table>';
4937 4937
                         if ($next == 0) {
@@ -4946,20 +4946,20 @@  discard block
 block discarded – undo
4946 4946
                             $answerDestination = $objAnswerTmp->selectDestination($nbrAnswers);
4947 4947
                         }
4948 4948
 
4949
-                        echo '<h1><div style="color:#333;">' . get_lang('Feedback') . '</div></h1>
4949
+                        echo '<h1><div style="color:#333;">'.get_lang('Feedback').'</div></h1>
4950 4950
                             <p style="text-align:center">';
4951 4951
 
4952
-                        $message = '<p>' . get_lang('YourDelineation') . '</p>';
4952
+                        $message = '<p>'.get_lang('YourDelineation').'</p>';
4953 4953
                         $message .= $table_resume;
4954
-                        $message .= '<br />' . get_lang('ResultIs') . ' ' . $result_comment . '<br />';
4954
+                        $message .= '<br />'.get_lang('ResultIs').' '.$result_comment.'<br />';
4955 4955
                         if ($organs_at_risk_hit > 0) {
4956
-                            $message .= '<p><b>' . get_lang('OARHit') . '</b></p>';
4956
+                            $message .= '<p><b>'.get_lang('OARHit').'</b></p>';
4957 4957
                         }
4958
-                        $message .='<p>' . $comment . '</p>';
4958
+                        $message .= '<p>'.$comment.'</p>';
4959 4959
                         echo $message;
4960 4960
                     } else {
4961 4961
                         echo $hotspot_delineation_result[0]; //prints message
4962
-                        $from_database = 1;  // the hotspot_solution.swf needs this variable
4962
+                        $from_database = 1; // the hotspot_solution.swf needs this variable
4963 4963
                     }
4964 4964
 
4965 4965
                     //save the score attempts
@@ -4981,20 +4981,20 @@  discard block
 block discarded – undo
4981 4981
                             $exerciseResultCoordinates[$quesId]
4982 4982
                         );
4983 4983
                     } else {
4984
-                        if ($final_answer==0) {
4984
+                        if ($final_answer == 0) {
4985 4985
                             $questionScore = 0;
4986
-                            $answer=0;
4986
+                            $answer = 0;
4987 4987
                             Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0);
4988 4988
                             if (is_array($exerciseResultCoordinates[$quesId])) {
4989
-                                foreach($exerciseResultCoordinates[$quesId] as $idx => $val) {
4990
-                                    Event::saveExerciseAttemptHotspot($exeId,$quesId,$idx,0,$val);
4989
+                                foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
4990
+                                    Event::saveExerciseAttemptHotspot($exeId, $quesId, $idx, 0, $val);
4991 4991
                                 }
4992 4992
                             }
4993 4993
                         } else {
4994 4994
                             Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0);
4995 4995
                             if (is_array($exerciseResultCoordinates[$quesId])) {
4996
-                                foreach($exerciseResultCoordinates[$quesId] as $idx => $val) {
4997
-                                    Event::saveExerciseAttemptHotspot($exeId,$quesId,$idx,$choice[$idx],$val);
4996
+                                foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
4997
+                                    Event::saveExerciseAttemptHotspot($exeId, $quesId, $idx, $choice[$idx], $val);
4998 4998
                                 }
4999 4999
                             }
5000 5000
                         }
@@ -5013,7 +5013,7 @@  discard block
 block discarded – undo
5013 5013
                     echo "
5014 5014
                         <tr>
5015 5015
                             <td colspan=\"2\">
5016
-                                <p><em>" . get_lang('HotSpot') . "</em></p>
5016
+                                <p><em>" . get_lang('HotSpot')."</em></p>
5017 5017
 
5018 5018
                                 <div id=\"hotspot-solution-$questionId\"></div>
5019 5019
 
@@ -5051,7 +5051,7 @@  discard block
 block discarded – undo
5051 5051
 
5052 5052
         if ($saved_results) {
5053 5053
             if ($debug) error_log("Save question results $saved_results");
5054
-            if ($debug) error_log(print_r($choice ,1 ));
5054
+            if ($debug) error_log(print_r($choice, 1));
5055 5055
 
5056 5056
             if (empty($choice)) {
5057 5057
                 $choice = 0;
@@ -5063,14 +5063,14 @@  discard block
 block discarded – undo
5063 5063
                         $ans = $reply[$i];
5064 5064
                         Event::saveQuestionAttempt(
5065 5065
                             $questionScore,
5066
-                            $ans . ':' . $choice[$ans],
5066
+                            $ans.':'.$choice[$ans],
5067 5067
                             $quesId,
5068 5068
                             $exeId,
5069 5069
                             $i,
5070 5070
                             $this->id
5071 5071
                         );
5072 5072
                         if ($debug) {
5073
-                            error_log('result =>' . $questionScore . ' ' . $ans . ':' . $choice[$ans]);
5073
+                            error_log('result =>'.$questionScore.' '.$ans.':'.$choice[$ans]);
5074 5074
                         }
5075 5075
                     }
5076 5076
                 } else {
@@ -5081,7 +5081,7 @@  discard block
 block discarded – undo
5081 5081
                     $reply = array_keys($choice);
5082 5082
 
5083 5083
                     if ($debug) {
5084
-                        error_log("reply " . print_r($reply, 1) . "");
5084
+                        error_log("reply ".print_r($reply, 1)."");
5085 5085
                     }
5086 5086
                     for ($i = 0; $i < sizeof($reply); $i++) {
5087 5087
                         $ans = $reply[$i];
@@ -5140,7 +5140,7 @@  discard block
 block discarded – undo
5140 5140
 
5141 5141
                 Event::saveQuestionAttempt($questionScore, implode('|', $answer), $quesId, $exeId, 0, $this->id);
5142 5142
             } else {
5143
-                Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0,$this->id);
5143
+                Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
5144 5144
             }
5145 5145
         }
5146 5146
 
@@ -5150,8 +5150,8 @@  discard block
 block discarded – undo
5150 5150
 
5151 5151
         if ($saved_results) {
5152 5152
             $stat_table = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
5153
-            $sql = 'UPDATE ' . $stat_table . ' SET
5154
-                        exe_result = exe_result + ' . floatval($questionScore) . '
5153
+            $sql = 'UPDATE '.$stat_table.' SET
5154
+                        exe_result = exe_result + ' . floatval($questionScore).'
5155 5155
                     WHERE exe_id = ' . $exeId;
5156 5156
             if ($debug) error_log($sql);
5157 5157
             Database::query($sql);
@@ -5175,7 +5175,7 @@  discard block
 block discarded – undo
5175 5175
      */
5176 5176
     public function send_mail_notification_for_exam($question_list_answers, $origin, $exe_id)
5177 5177
     {
5178
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5178
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5179 5179
             return null;
5180 5180
         }
5181 5181
         // Email configuration settings
@@ -5226,7 +5226,7 @@  discard block
 block discarded – undo
5226 5226
         $msg = str_replace("#course#", $courseInfo['name'], $msg1);
5227 5227
 
5228 5228
         if ($origin != 'learnpath') {
5229
-            $msg.= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5229
+            $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5230 5230
         }
5231 5231
         $msg1 = str_replace("#url#", $url_email, $msg);
5232 5232
         $mail_content = $msg1;
@@ -5255,7 +5255,7 @@  discard block
 block discarded – undo
5255 5255
      */
5256 5256
     function send_notification_for_open_questions($question_list_answers, $origin, $exe_id)
5257 5257
     {
5258
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5258
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5259 5259
             return null;
5260 5260
         }
5261 5261
         // Email configuration settings
@@ -5318,11 +5318,11 @@  discard block
 block discarded – undo
5318 5318
             $msg .= '</table><br />';
5319 5319
 
5320 5320
 
5321
-            $msg1   = str_replace("#exercise#",    $this->exercise, $msg);
5322
-            $msg    = str_replace("#firstName#",   $user_info['firstname'],$msg1);
5323
-            $msg1   = str_replace("#lastName#",    $user_info['lastname'],$msg);
5324
-            $msg    = str_replace("#mail#",        $user_info['email'],$msg1);
5325
-            $msg    = str_replace("#course#",      $course_info['name'],$msg1);
5321
+            $msg1   = str_replace("#exercise#", $this->exercise, $msg);
5322
+            $msg    = str_replace("#firstName#", $user_info['firstname'], $msg1);
5323
+            $msg1   = str_replace("#lastName#", $user_info['lastname'], $msg);
5324
+            $msg    = str_replace("#mail#", $user_info['email'], $msg1);
5325
+            $msg    = str_replace("#course#", $course_info['name'], $msg1);
5326 5326
 
5327 5327
             if ($origin != 'learnpath') {
5328 5328
                 $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
@@ -5351,7 +5351,7 @@  discard block
 block discarded – undo
5351 5351
 
5352 5352
     function send_notification_for_oral_questions($question_list_answers, $origin, $exe_id)
5353 5353
     {
5354
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5354
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5355 5355
             return null;
5356 5356
         }
5357 5357
         // Email configuration settings
@@ -5375,7 +5375,7 @@  discard block
 block discarded – undo
5375 5375
             $answer_type = $item['answer_type'];
5376 5376
 
5377 5377
             if (!empty($question) && !empty($answer) && $answer_type == ORAL_EXPRESSION) {
5378
-                $oral_question_list.='<br /><table width="730" height="136" border="0" cellpadding="3" cellspacing="3">'
5378
+                $oral_question_list .= '<br /><table width="730" height="136" border="0" cellpadding="3" cellspacing="3">'
5379 5379
                     .'<tr>'
5380 5380
                         .'<td width="220" valign="top" bgcolor="#E5EDF8">&nbsp;&nbsp;'.get_lang('Question').'</td>'
5381 5381
                         .'<td width="473" valign="top" bgcolor="#F3F3F3">'.$question.'</td>'
@@ -5408,7 +5408,7 @@  discard block
 block discarded – undo
5408 5408
                             .'<td>&nbsp;#mail#</td>'
5409 5409
                         .'</tr>'
5410 5410
                     .'</table>';
5411
-            $msg .=  '<br />'.sprintf(get_lang('OralQuestionsAttemptedAreX'),$oral_question_list).'<br />';
5411
+            $msg .= '<br />'.sprintf(get_lang('OralQuestionsAttemptedAreX'), $oral_question_list).'<br />';
5412 5412
             $msg1 = str_replace("#exercise#", $this->exercise, $msg);
5413 5413
             $msg = str_replace("#firstName#", $user_info['firstname'], $msg1);
5414 5414
             $msg1 = str_replace("#lastName#", $user_info['lastname'], $msg);
@@ -5416,7 +5416,7 @@  discard block
 block discarded – undo
5416 5416
             $msg = str_replace("#course#", $course_info['name'], $msg1);
5417 5417
 
5418 5418
             if ($origin != 'learnpath') {
5419
-                $msg.= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5419
+                $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5420 5420
             }
5421 5421
             $msg1 = str_replace("#url#", $url_email, $msg);
5422 5422
             $mail_content = $msg1;
@@ -5482,10 +5482,10 @@  discard block
 block discarded – undo
5482 5482
         }
5483 5483
         $html  = '<div class="question-result">';
5484 5484
         $html .= Display::page_header(
5485
-            Display::return_icon('test-quiz.png', get_lang('Result'),null, ICON_SIZE_MEDIUM).' '.$this->exercise.' : '.get_lang('Result')
5485
+            Display::return_icon('test-quiz.png', get_lang('Result'), null, ICON_SIZE_MEDIUM).' '.$this->exercise.' : '.get_lang('Result')
5486 5486
         );
5487 5487
         $html .= Display::description($array);
5488
-        $html .="</div>";
5488
+        $html .= "</div>";
5489 5489
         return $html;
5490 5490
     }
5491 5491
 
@@ -5602,7 +5602,7 @@  discard block
 block discarded – undo
5602 5602
                     false,
5603 5603
                     $objExercise->selectPropagateNeg()
5604 5604
                 );
5605
-                $totalScore      += $question_result['score'];
5605
+                $totalScore += $question_result['score'];
5606 5606
             }
5607 5607
 
5608 5608
             if ($objExercise->selectPropagateNeg() == 0 && $totalScore < 0) {
@@ -5808,7 +5808,7 @@  discard block
 block discarded – undo
5808 5808
         }
5809 5809
 
5810 5810
         $rawMessage = "";
5811
-        if (!empty($message)){
5811
+        if (!empty($message)) {
5812 5812
             $rawMessage = $message;
5813 5813
             $message = Display::return_message($message, 'warning', false);
5814 5814
         }
@@ -5824,7 +5824,7 @@  discard block
 block discarded – undo
5824 5824
     {
5825 5825
         $TBL_LP_ITEM = Database::get_course_table(TABLE_LP_ITEM);
5826 5826
         $sql = "SELECT max_score FROM $TBL_LP_ITEM
5827
-            WHERE c_id = {$this->course_id} AND item_type = '" . TOOL_QUIZ . "' AND path = '{$this->id}'";
5827
+            WHERE c_id = {$this->course_id} AND item_type = '".TOOL_QUIZ."' AND path = '{$this->id}'";
5828 5828
         $result = Database::query($sql);
5829 5829
         if (Database::num_rows($result) > 0) {
5830 5830
             return true;
@@ -6152,7 +6152,7 @@  discard block
 block discarded – undo
6152 6152
         $sql_track = "SELECT * FROM $track_exercises WHERE exe_id = $exe_id ";
6153 6153
         $result = Database::query($sql_track);
6154 6154
         $new_array = array();
6155
-        if (Database::num_rows($result) > 0 ) {
6155
+        if (Database::num_rows($result) > 0) {
6156 6156
             $new_array = Database::fetch_array($result, 'ASSOC');
6157 6157
 
6158 6158
             $new_array['duration'] = null;
@@ -6164,11 +6164,11 @@  discard block
 block discarded – undo
6164 6164
                 $start_date = api_strtotime($start_date, 'UTC');
6165 6165
                 $end_date = api_strtotime($end_date, 'UTC');
6166 6166
                 if ($start_date && $end_date) {
6167
-                    $mytime = $end_date- $start_date;
6167
+                    $mytime = $end_date - $start_date;
6168 6168
                     $new_learnpath_item = new learnpathItem(null);
6169 6169
                     $time_attemp = $new_learnpath_item->get_scorm_time('js', $mytime);
6170 6170
                     $h = get_lang('h');
6171
-                    $time_attemp = str_replace('NaN', '00' . $h . '00\'00"', $time_attemp);
6171
+                    $time_attemp = str_replace('NaN', '00'.$h.'00\'00"', $time_attemp);
6172 6172
                     $new_array['duration'] = $time_attemp;
6173 6173
                 }
6174 6174
             }
@@ -6190,7 +6190,7 @@  discard block
 block discarded – undo
6190 6190
                     $result = Database::query($sql);
6191 6191
                 }
6192 6192
             } else {
6193
-                $remind_list = explode(',',$exercise_info['questions_to_check']);
6193
+                $remind_list = explode(',', $exercise_info['questions_to_check']);
6194 6194
 
6195 6195
                 $remind_list_string = '';
6196 6196
                 if ($action == 'add') {
@@ -6202,7 +6202,7 @@  discard block
 block discarded – undo
6202 6202
                         }
6203 6203
                         $remind_list_string = implode(',', $remind_list);
6204 6204
                     }
6205
-                } elseif ($action == 'delete')  {
6205
+                } elseif ($action == 'delete') {
6206 6206
                     if (!empty($remind_list)) {
6207 6207
                         if (in_array($question_id, $remind_list)) {
6208 6208
                             $remind_list = array_flip($remind_list);
@@ -6444,7 +6444,7 @@  discard block
 block discarded – undo
6444 6444
                     true
6445 6445
                 );
6446 6446
 
6447
-                $counter += count($mediaQuestions[$questionId]) - 1 ;
6447
+                $counter += count($mediaQuestions[$questionId]) - 1;
6448 6448
                 $before = count($questionList);
6449 6449
                 $wasMedia = true;
6450 6450
                 $nextValue += count($questionList);
@@ -6523,7 +6523,7 @@  discard block
 block discarded – undo
6523 6523
                         // If it was already seen, then merge the previous with
6524 6524
                         // the current category
6525 6525
                         $oldQuestionList = $newCategoryList[$rootElement]['question_list'];
6526
-                        $category['question_list'] = array_merge($oldQuestionList , $category['question_list']);
6526
+                        $category['question_list'] = array_merge($oldQuestionList, $category['question_list']);
6527 6527
                         $newCategoryList[$rootElement] = $category;
6528 6528
                     }
6529 6529
                 }
@@ -6549,7 +6549,7 @@  discard block
 block discarded – undo
6549 6549
 
6550 6550
                 if ($useRootAsCategoryTitle) {
6551 6551
                     if (isset($category['parent_info'])) {
6552
-                        $categoryName  = $category['parent_info']['title'];
6552
+                        $categoryName = $category['parent_info']['title'];
6553 6553
                     }
6554 6554
                 }
6555 6555
                 $html .= '<div class="row">';
@@ -6691,7 +6691,7 @@  discard block
 block discarded – undo
6691 6691
         // end foreach()
6692 6692
 
6693 6693
         if ($this->type == ALL_ON_ONE_PAGE) {
6694
-            $exercise_actions =  $this->show_button($questionId, $currentQuestion);
6694
+            $exercise_actions = $this->show_button($questionId, $currentQuestion);
6695 6695
             echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
6696 6696
         }
6697 6697
     }
@@ -6777,7 +6777,7 @@  discard block
 block discarded – undo
6777 6777
 
6778 6778
             // Showing the question
6779 6779
 
6780
-            $exercise_actions  = null;
6780
+            $exercise_actions = null;
6781 6781
 
6782 6782
             echo '<a id="questionanchor'.$questionId.'"></a><br />';
6783 6783
             echo '<div id="question_div_'.$questionId.'" class="main_question '.$remind_highlight.'" >';
@@ -7045,7 +7045,7 @@  discard block
 block discarded – undo
7045 7045
                         $header .= Display::tag('th', get_lang('Feedback'));
7046 7046
                     }
7047 7047
                     $s .= '<table class="data_table">';
7048
-                    $s.= Display::tag('tr', $header, array('style' => 'text-align:left;'));
7048
+                    $s .= Display::tag('tr', $header, array('style' => 'text-align:left;'));
7049 7049
                 }
7050 7050
             }
7051 7051
 
@@ -7145,7 +7145,7 @@  discard block
 block discarded – undo
7145 7145
                             $s .= '<td>';
7146 7146
                             $s .= $comment;
7147 7147
                             $s .= '</td>';
7148
-                            $s .='</tr>';
7148
+                            $s .= '</tr>';
7149 7149
                         } else {
7150 7150
                             $s .= $answer_input;
7151 7151
                         }
@@ -7159,7 +7159,7 @@  discard block
 block discarded – undo
7159 7159
                             }
7160 7160
                         }
7161 7161
 
7162
-                        $s .='<tr>';
7162
+                        $s .= '<tr>';
7163 7163
                         $s .= Display::tag('td', $answer);
7164 7164
 
7165 7165
                         if (!empty($quiz_question_options)) {
@@ -7186,7 +7186,7 @@  discard block
 block discarded – undo
7186 7186
                             $s .= $comment;
7187 7187
                             $s .= '</td>';
7188 7188
                         }
7189
-                        $s.='</tr>';
7189
+                        $s .= '</tr>';
7190 7190
                     }
7191 7191
 
7192 7192
                 } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
@@ -7215,16 +7215,16 @@  discard block
 block discarded – undo
7215 7215
                     $answer_input .= '</label>';
7216 7216
 
7217 7217
                     if ($show_comment) {
7218
-                        $s.= '<tr>';
7218
+                        $s .= '<tr>';
7219 7219
                         $s .= '<td>';
7220
-                        $s.= $answer_input;
7220
+                        $s .= $answer_input;
7221 7221
                         $s .= '</td>';
7222 7222
                         $s .= '<td>';
7223 7223
                         $s .= $comment;
7224 7224
                         $s .= '</td>';
7225
-                        $s.= '</tr>';
7225
+                        $s .= '</tr>';
7226 7226
                     } else {
7227
-                        $s.= $answer_input;
7227
+                        $s .= $answer_input;
7228 7228
                     }
7229 7229
                 } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
7230 7230
                     $s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
@@ -7237,7 +7237,7 @@  discard block
 block discarded – undo
7237 7237
                         }
7238 7238
                     }
7239 7239
                     $answer = Security::remove_XSS($answer);
7240
-                    $s .='<tr>';
7240
+                    $s .= '<tr>';
7241 7241
                     $s .= Display::tag('td', $answer);
7242 7242
 
7243 7243
                     foreach ($objQuestionTmp->options as $key => $item) {
@@ -7261,7 +7261,7 @@  discard block
 block discarded – undo
7261 7261
                         $s .= $comment;
7262 7262
                         $s .= '</td>';
7263 7263
                     }
7264
-                    $s.='</tr>';
7264
+                    $s .= '</tr>';
7265 7265
                 } elseif ($answerType == FILL_IN_BLANKS) {
7266 7266
                     list($answer) = explode('::', $answer);
7267 7267
 
@@ -7295,7 +7295,7 @@  discard block
 block discarded – undo
7295 7295
                                     $value = str_replace('&nbsp;', '', trim($value[0]));
7296 7296
                                 }
7297 7297
                                 $correct_item = preg_quote($correct_item);
7298
-                                $correct_item = api_preg_replace('|/|', '\/', $correct_item);   // to prevent error if there is a / in the text to find
7298
+                                $correct_item = api_preg_replace('|/|', '\/', $correct_item); // to prevent error if there is a / in the text to find
7299 7299
                                 $answer = api_preg_replace('/'.$correct_item.'/', Display::input('text', "choice[$questionId][]", $value), $answer, 1);
7300 7300
                             }
7301 7301
                             $i++;
@@ -7352,7 +7352,7 @@  discard block
 block discarded – undo
7352 7352
                         }
7353 7353
 
7354 7354
                         if (!empty($answerCorrect) && !empty($selectedValue)) {
7355
-                            $s.= '<script>
7355
+                            $s .= '<script>
7356 7356
                                 jsPlumb.ready(function() {
7357 7357
                                     jsPlumb.connect({
7358 7358
                                         source: "window_'.$windowId.'",
@@ -7367,14 +7367,14 @@  discard block
 block discarded – undo
7367 7367
                         }
7368 7368
                         $s .= '</select></div></td>';
7369 7369
 
7370
-                        $s.='<td width="45%" valign="top" >';
7370
+                        $s .= '<td width="45%" valign="top" >';
7371 7371
 
7372 7372
                         if (isset($select_items[$lines_count])) {
7373
-                            $s.= '<div id="window_'.$windowId.'_answer" class="window window_right_question">
7373
+                            $s .= '<div id="window_'.$windowId.'_answer" class="window window_right_question">
7374 7374
                                     <b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'].'
7375 7375
                                   </div>';
7376 7376
                         } else {
7377
-                            $s.='&nbsp;';
7377
+                            $s .= '&nbsp;';
7378 7378
                         }
7379 7379
 
7380 7380
                         $s .= '</td>';
@@ -7388,16 +7388,16 @@  discard block
 block discarded – undo
7388 7388
                                 $s .= '<tr>
7389 7389
                                       <td colspan="2"></td>
7390 7390
                                       <td valign="top">';
7391
-                                $s.='<b>'.$select_items[$lines_count]['letter'].'.</b>';
7391
+                                $s .= '<b>'.$select_items[$lines_count]['letter'].'.</b>';
7392 7392
                                 $s .= $select_items[$lines_count]['answer'];
7393
-                                $s.="</td>
7393
+                                $s .= "</td>
7394 7394
                                 </tr>";
7395 7395
                                 $lines_count++;
7396 7396
                             } // end while()
7397 7397
                         }  // end if()
7398 7398
                         $matching_correct_answer++;
7399 7399
                     }
7400
-                } elseif ($answerType ==  DRAGGABLE) {
7400
+                } elseif ($answerType == DRAGGABLE) {
7401 7401
                     // matching type, showing suggestions and answers
7402 7402
                     // TODO: replace $answerId by $numAnswer
7403 7403
 
@@ -7439,7 +7439,7 @@  discard block
 block discarded – undo
7439 7439
                         $s .= '</select>';
7440 7440
 
7441 7441
                         if (!empty($answerCorrect) && !empty($selectedValue)) {
7442
-                            $s.= '<script>
7442
+                            $s .= '<script>
7443 7443
                                 $(function() {
7444 7444
                                     deleteItem($("#'.$questionId.'_'.$selectedValue.'"), $("#drop_'.$windowId.'"));
7445 7445
                                 });
@@ -7447,11 +7447,11 @@  discard block
 block discarded – undo
7447 7447
                         }
7448 7448
 
7449 7449
                         if (isset($select_items[$lines_count])) {
7450
-                            $s.= '<div id="window_'.$windowId.'_answer" class="">
7450
+                            $s .= '<div id="window_'.$windowId.'_answer" class="">
7451 7451
                                     <b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'].'
7452 7452
                                   </div>';
7453 7453
                         } else {
7454
-                            $s.='&nbsp;';
7454
+                            $s .= '&nbsp;';
7455 7455
                         }
7456 7456
                         $lines_count++;
7457 7457
                         //if the left side of the "matching" has been completely
@@ -7460,7 +7460,7 @@  discard block
 block discarded – undo
7460 7460
                         if (($lines_count - 1) == $num_suggestions) {
7461 7461
                             // if it remains answers to shown at the right side
7462 7462
                             while (isset($select_items[$lines_count])) {
7463
-                                $s.='<b>'.$select_items[$lines_count]['letter'].'.</b>';
7463
+                                $s .= '<b>'.$select_items[$lines_count]['letter'].'.</b>';
7464 7464
                                 $s .= $select_items[$lines_count]['answer'];
7465 7465
                                 $lines_count++;
7466 7466
                             }
@@ -7563,9 +7563,9 @@  discard block
 block discarded – undo
7563 7563
 
7564 7564
             if (!$only_questions) {
7565 7565
                 if ($show_title) {
7566
-                    $html .=  TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id);
7567
-                    $html .=  '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
7568
-                    $html .=  $questionDescription;
7566
+                    $html .= TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id);
7567
+                    $html .= '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
7568
+                    $html .= $questionDescription;
7569 7569
                 } else {
7570 7570
                     $html .= '<div class="media">';
7571 7571
                     $html .= '<div class="pull-left">';
@@ -7581,11 +7581,11 @@  discard block
 block discarded – undo
7581 7581
                     $html .= '</div>';
7582 7582
                 }
7583 7583
                 //@todo I need to the get the feedback type
7584
-                $html .=  '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
7585
-                $html .=  '<table class="exercise_questions">
7584
+                $html .= '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
7585
+                $html .= '<table class="exercise_questions">
7586 7586
                            <tr>
7587 7587
                             <td valign="top" colspan="2">';
7588
-                $html .=  '</td></tr>';
7588
+                $html .= '</td></tr>';
7589 7589
             }
7590 7590
 
7591 7591
             $canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
Please login to merge, or discard this patch.