Completed
Push — 1.10.x ( b0da58...bbcdbe )
by Angel Fernando Quiroz
502:13 queued 460:59
created
main/exercice/exercise.class.php 1 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
                         $queryfill = "SELECT answer, marks FROM ".$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 = $rowFill['answer'];
@@ -3849,7 +3849,7 @@  discard block
 block discarded – undo
3849 3849
                         } elseif (!empty($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
@@ -3866,19 +3866,19 @@  discard block
 block discarded – undo
3866 3866
 
3867 3867
                         if ($addCorrecWord) {
3868 3868
                             // adds the correct word, followed by ] to close the blank
3869
-                            $answer .= ' / <font color="green"><b>' . $realCorrectTags[$i] . '</b></font>';
3869
+                            $answer .= ' / <font color="green"><b>'.$realCorrectTags[$i].'</b></font>';
3870 3870
                         }
3871 3871
 
3872 3872
                         $answer .= ']';
3873 3873
 
3874
-                        if (isset($realText[$i +1])) {
3875
-                            $answer .= $realText[$i +1];
3874
+                        if (isset($realText[$i + 1])) {
3875
+                            $answer .= $realText[$i + 1];
3876 3876
                         }
3877 3877
                     }
3878 3878
                     break;
3879 3879
                 case FREE_ANSWER:
3880 3880
                     if ($from_database) {
3881
-                        $query  = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3881
+                        $query = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3882 3882
                                    WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
3883 3883
                         $resq = Database::query($query);
3884 3884
                         $data = Database::fetch_array($resq);
@@ -3889,9 +3889,9 @@  discard block
 block discarded – undo
3889 3889
                         $questionScore = $data['marks'];
3890 3890
 
3891 3891
                         if ($questionScore == -1) {
3892
-                            $totalScore+= 0;
3892
+                            $totalScore += 0;
3893 3893
                         } else {
3894
-                            $totalScore+= $questionScore;
3894
+                            $totalScore += $questionScore;
3895 3895
                         }
3896 3896
                         if ($questionScore == '') {
3897 3897
                             $questionScore = 0;
@@ -3912,14 +3912,14 @@  discard block
 block discarded – undo
3912 3912
                         $query  = "SELECT answer, marks FROM ".$TBL_TRACK_ATTEMPT."
3913 3913
                                    WHERE exe_id = '".$exeId."' AND question_id= '".$questionId."'";
3914 3914
                         $resq   = Database::query($query);
3915
-                        $choice = Database::result($resq,0,'answer');
3915
+                        $choice = Database::result($resq, 0, 'answer');
3916 3916
                         $choice = str_replace('\r\n', '', $choice);
3917 3917
                         $choice = stripslashes($choice);
3918
-                        $questionScore = Database::result($resq,0,"marks");
3918
+                        $questionScore = Database::result($resq, 0, "marks");
3919 3919
                         if ($questionScore == -1) {
3920
-                            $totalScore+=0;
3920
+                            $totalScore += 0;
3921 3921
                         } else {
3922
-                            $totalScore+=$questionScore;
3922
+                            $totalScore += $questionScore;
3923 3923
                         }
3924 3924
                         $arrques = $questionName;
3925 3925
                         $arrans  = $choice;
@@ -3964,7 +3964,7 @@  discard block
 block discarded – undo
3964 3964
 
3965 3965
                         while ($a_answers = Database::fetch_array($res_answers)) {
3966 3966
                             $i_answer_id = $a_answers['id']; //3
3967
-                            $s_answer_label = $a_answers['answer'];  // your daddy - your mother
3967
+                            $s_answer_label = $a_answers['answer']; // your daddy - your mother
3968 3968
                             $i_answer_correct_answer = $a_answers['correct']; //1 - 2
3969 3969
                             $i_answer_id_auto = $a_answers['id_auto']; // 3 - 4
3970 3970
 
@@ -4019,8 +4019,8 @@  discard block
 block discarded – undo
4019 4019
                                     $user_answer = '';
4020 4020
                                 }
4021 4021
                                 echo '<tr>';
4022
-                                echo '<td>' . $s_answer_label . '</td>';
4023
-                                echo '<td>' . $user_answer;
4022
+                                echo '<td>'.$s_answer_label.'</td>';
4023
+                                echo '<td>'.$user_answer;
4024 4024
 
4025 4025
                                 if (in_array($answerType, [MATCHING, MATCHING_DRAGGABLE])) {
4026 4026
                                     if (isset($real_list[$i_answer_correct_answer]) && $showTotalScoreAndUserChoices == false) {
@@ -4128,7 +4128,7 @@  discard block
 block discarded – undo
4128 4128
                     if ($from_database) {
4129 4129
                         // getting the user answer
4130 4130
                         $TBL_TRACK_HOTSPOT = Database::get_main_table(TABLE_STATISTIC_TRACK_E_HOTSPOT);
4131
-                        $query   = "SELECT hotspot_correct, hotspot_coordinate
4131
+                        $query = "SELECT hotspot_correct, hotspot_coordinate
4132 4132
                                     FROM $TBL_TRACK_HOTSPOT
4133 4133
                                     WHERE
4134 4134
                                         hotspot_exe_id = '".$exeId."' AND
@@ -4136,20 +4136,20 @@  discard block
 block discarded – undo
4136 4136
                                         hotspot_answer_id='1'";
4137 4137
                         //by default we take 1 because it's a delineation
4138 4138
                         $resq = Database::query($query);
4139
-                        $row = Database::fetch_array($resq,'ASSOC');
4139
+                        $row = Database::fetch_array($resq, 'ASSOC');
4140 4140
 
4141 4141
                         $choice = $row['hotspot_correct'];
4142 4142
                         $user_answer = $row['hotspot_coordinate'];
4143 4143
 
4144 4144
                         // THIS is very important otherwise the poly_compile will throw an error!!
4145 4145
                         // round-up the coordinates
4146
-                        $coords = explode('/',$user_answer);
4146
+                        $coords = explode('/', $user_answer);
4147 4147
                         $user_array = '';
4148 4148
                         foreach ($coords as $coord) {
4149
-                            list($x,$y) = explode(';',$coord);
4149
+                            list($x, $y) = explode(';', $coord);
4150 4150
                             $user_array .= round($x).';'.round($y).'/';
4151 4151
                         }
4152
-                        $user_array = substr($user_array,0,-1);
4152
+                        $user_array = substr($user_array, 0, -1);
4153 4153
                     } else {
4154 4154
                         if (!empty($studentChoice)) {
4155 4155
                             $newquestionList[] = $questionId;
@@ -4159,7 +4159,7 @@  discard block
 block discarded – undo
4159 4159
                             $studentChoice = $choice[$answerId];
4160 4160
                             $questionScore += $answerWeighting;
4161 4161
 
4162
-                            if ($hotspot_delineation_result[1]==1) {
4162
+                            if ($hotspot_delineation_result[1] == 1) {
4163 4163
                                 $totalScore += $answerWeighting; //adding the total
4164 4164
                             }
4165 4165
                         }
@@ -4298,13 +4298,13 @@  discard block
 block discarded – undo
4298 4298
                             $user_answer = $_SESSION['exerciseResultCoordinates'][$questionId];
4299 4299
 
4300 4300
                             //round-up the coordinates
4301
-                            $coords = explode('/',$user_answer);
4301
+                            $coords = explode('/', $user_answer);
4302 4302
                             $user_array = '';
4303 4303
                             foreach ($coords as $coord) {
4304
-                                list($x,$y) = explode(';',$coord);
4304
+                                list($x, $y) = explode(';', $coord);
4305 4305
                                 $user_array .= round($x).';'.round($y).'/';
4306 4306
                             }
4307
-                            $user_array = substr($user_array,0,-1);
4307
+                            $user_array = substr($user_array, 0, -1);
4308 4308
 
4309 4309
                             if ($next) {
4310 4310
 
@@ -4331,7 +4331,7 @@  discard block
 block discarded – undo
4331 4331
                                 //$overlap = round(polygons_overlap($poly_answer,$poly_user));
4332 4332
                                 // //this is an area in pixels
4333 4333
                                 if ($debug > 0) {
4334
-                                    error_log(__LINE__ . ' - Polygons results are ' . print_r($poly_results, 1), 0);
4334
+                                    error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
4335 4335
                                 }
4336 4336
 
4337 4337
                                 if ($overlap < 1) {
@@ -4344,43 +4344,43 @@  discard block
 block discarded – undo
4344 4344
                                     // that is overlapped by the user's polygon
4345 4345
                                     $final_overlap = round(((float) $overlap / (float) $poly_answer_area) * 100);
4346 4346
                                     if ($debug > 1) {
4347
-                                        error_log(__LINE__ . ' - Final overlap is ' . $final_overlap, 0);
4347
+                                        error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
4348 4348
                                     }
4349 4349
                                     // the final missing area is the percentage of the initial polygon
4350 4350
                                     // that is not overlapped by the user's polygon
4351 4351
                                     $final_missing = 100 - $final_overlap;
4352 4352
                                     if ($debug > 1) {
4353
-                                        error_log(__LINE__ . ' - Final missing is ' . $final_missing, 0);
4353
+                                        error_log(__LINE__.' - Final missing is '.$final_missing, 0);
4354 4354
                                     }
4355 4355
                                     // the final excess area is the percentage of the initial polygon's size
4356 4356
                                     // that is covered by the user's polygon outside of the initial polygon
4357 4357
                                     $final_excess = round((((float) $poly_user_area - (float) $overlap) / (float) $poly_answer_area) * 100);
4358 4358
                                     if ($debug > 1) {
4359
-                                        error_log(__LINE__ . ' - Final excess is ' . $final_excess, 0);
4359
+                                        error_log(__LINE__.' - Final excess is '.$final_excess, 0);
4360 4360
                                     }
4361 4361
                                 }
4362 4362
 
4363 4363
                                 //checking the destination parameters parsing the "@@"
4364
-                                $destination_items= explode('@@', $answerDestination);
4364
+                                $destination_items = explode('@@', $answerDestination);
4365 4365
                                 $threadhold_total = $destination_items[0];
4366
-                                $threadhold_items=explode(';',$threadhold_total);
4366
+                                $threadhold_items = explode(';', $threadhold_total);
4367 4367
                                 $threadhold1 = $threadhold_items[0]; // overlap
4368 4368
                                 $threadhold2 = $threadhold_items[1]; // excess
4369
-                                $threadhold3 = $threadhold_items[2];	 //missing
4369
+                                $threadhold3 = $threadhold_items[2]; //missing
4370 4370
 
4371 4371
                                 // if is delineation
4372
-                                if ($answerId===1) {
4372
+                                if ($answerId === 1) {
4373 4373
                                     //setting colors
4374
-                                    if ($final_overlap>=$threadhold1) {
4375
-                                        $overlap_color=true; //echo 'a';
4374
+                                    if ($final_overlap >= $threadhold1) {
4375
+                                        $overlap_color = true; //echo 'a';
4376 4376
                                     }
4377 4377
                                     //echo $excess.'-'.$threadhold2;
4378
-                                    if ($final_excess<=$threadhold2) {
4379
-                                        $excess_color=true; //echo 'b';
4378
+                                    if ($final_excess <= $threadhold2) {
4379
+                                        $excess_color = true; //echo 'b';
4380 4380
                                     }
4381 4381
                                     //echo '--------'.$missing.'-'.$threadhold3;
4382
-                                    if ($final_missing<=$threadhold3) {
4383
-                                        $missing_color=true; //echo 'c';
4382
+                                    if ($final_missing <= $threadhold3) {
4383
+                                        $missing_color = true; //echo 'c';
4384 4384
                                     }
4385 4385
 
4386 4386
                                     // if pass
@@ -4389,67 +4389,67 @@  discard block
 block discarded – undo
4389 4389
                                         $final_missing <= $threadhold3 &&
4390 4390
                                         $final_excess <= $threadhold2
4391 4391
                                     ) {
4392
-                                        $next=1; //go to the oars
4393
-                                        $result_comment=get_lang('Acceptable');
4394
-                                        $final_answer = 1;	// do not update with  update_exercise_attempt
4392
+                                        $next = 1; //go to the oars
4393
+                                        $result_comment = get_lang('Acceptable');
4394
+                                        $final_answer = 1; // do not update with  update_exercise_attempt
4395 4395
                                     } else {
4396
-                                        $next=0;
4397
-                                        $result_comment=get_lang('Unacceptable');
4398
-                                        $comment=$answerDestination=$objAnswerTmp->selectComment(1);
4399
-                                        $answerDestination=$objAnswerTmp->selectDestination(1);
4396
+                                        $next = 0;
4397
+                                        $result_comment = get_lang('Unacceptable');
4398
+                                        $comment = $answerDestination = $objAnswerTmp->selectComment(1);
4399
+                                        $answerDestination = $objAnswerTmp->selectDestination(1);
4400 4400
                                         //checking the destination parameters parsing the "@@"
4401
-                                        $destination_items= explode('@@', $answerDestination);
4401
+                                        $destination_items = explode('@@', $answerDestination);
4402 4402
                                     }
4403
-                                } elseif($answerId>1) {
4403
+                                } elseif ($answerId > 1) {
4404 4404
                                     if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
4405
-                                        if ($debug>0) {
4406
-                                            error_log(__LINE__.' - answerId is of type noerror',0);
4405
+                                        if ($debug > 0) {
4406
+                                            error_log(__LINE__.' - answerId is of type noerror', 0);
4407 4407
                                         }
4408 4408
                                         //type no error shouldn't be treated
4409 4409
                                         $next = 1;
4410 4410
                                         continue;
4411 4411
                                     }
4412
-                                    if ($debug>0) {
4413
-                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR',0);
4412
+                                    if ($debug > 0) {
4413
+                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
4414 4414
                                     }
4415 4415
                                     //check the intersection between the oar and the user
4416 4416
                                     //echo 'user';	print_r($x_user_list);		print_r($y_user_list);
4417 4417
                                     //echo 'official';print_r($x_list);print_r($y_list);
4418 4418
                                     //$result = get_intersection_data($x_list,$y_list,$x_user_list,$y_user_list);
4419
-                                    $inter= $result['success'];
4419
+                                    $inter = $result['success'];
4420 4420
 
4421 4421
                                     //$delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
4422
-                                    $delineation_cord=$objAnswerTmp->selectHotspotCoordinates($answerId);
4422
+                                    $delineation_cord = $objAnswerTmp->selectHotspotCoordinates($answerId);
4423 4423
 
4424
-                                    $poly_answer = convert_coordinates($delineation_cord,'|');
4425
-                                    $max_coord = poly_get_max($poly_user,$poly_answer);
4426
-                                    $poly_answer_compiled = poly_compile($poly_answer,$max_coord);
4427
-                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled,$max_coord);
4424
+                                    $poly_answer = convert_coordinates($delineation_cord, '|');
4425
+                                    $max_coord = poly_get_max($poly_user, $poly_answer);
4426
+                                    $poly_answer_compiled = poly_compile($poly_answer, $max_coord);
4427
+                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
4428 4428
 
4429 4429
                                     if ($overlap == false) {
4430 4430
                                         //all good, no overlap
4431 4431
                                         $next = 1;
4432 4432
                                         continue;
4433 4433
                                     } else {
4434
-                                        if ($debug>0) {
4435
-                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit',0);
4434
+                                        if ($debug > 0) {
4435
+                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
4436 4436
                                         }
4437 4437
                                         $organs_at_risk_hit++;
4438 4438
                                         //show the feedback
4439
-                                        $next=0;
4440
-                                        $comment=$answerDestination=$objAnswerTmp->selectComment($answerId);
4441
-                                        $answerDestination=$objAnswerTmp->selectDestination($answerId);
4442
-
4443
-                                        $destination_items= explode('@@', $answerDestination);
4444
-                                        $try_hotspot=$destination_items[1];
4445
-                                        $lp_hotspot=$destination_items[2];
4446
-                                        $select_question_hotspot=$destination_items[3];
4447
-                                        $url_hotspot=$destination_items[4];
4439
+                                        $next = 0;
4440
+                                        $comment = $answerDestination = $objAnswerTmp->selectComment($answerId);
4441
+                                        $answerDestination = $objAnswerTmp->selectDestination($answerId);
4442
+
4443
+                                        $destination_items = explode('@@', $answerDestination);
4444
+                                        $try_hotspot = $destination_items[1];
4445
+                                        $lp_hotspot = $destination_items[2];
4446
+                                        $select_question_hotspot = $destination_items[3];
4447
+                                        $url_hotspot = $destination_items[4];
4448 4448
                                     }
4449 4449
                                 }
4450 4450
                             } else {	// the first delineation feedback
4451
-                                if ($debug>0) {
4452
-                                    error_log(__LINE__.' first',0);
4451
+                                if ($debug > 0) {
4452
+                                    error_log(__LINE__.' first', 0);
4453 4453
                                 }
4454 4454
                             }
4455 4455
                         } elseif (in_array($answerType, [MATCHING, MATCHING_DRAGGABLE])) {
@@ -4457,7 +4457,7 @@  discard block
 block discarded – undo
4457 4457
                             echo Display::tag('td', $answerMatching[$answerId]);
4458 4458
                             echo Display::tag(
4459 4459
                                 'td',
4460
-                                "$user_answer / " . Display::tag(
4460
+                                "$user_answer / ".Display::tag(
4461 4461
                                     'strong',
4462 4462
                                     $answerMatching[$answerCorrect],
4463 4463
                                     ['style' => 'color: #008000; font-weight: bold;']
@@ -4609,7 +4609,7 @@  discard block
 block discarded – undo
4609 4609
                                     $questionId,
4610 4610
                                     $nano,
4611 4611
                                     $results_disabled
4612
-                                ) . '</td>
4612
+                                ).'</td>
4613 4613
                                 </tr>
4614 4614
                                 </table>';
4615 4615
                             break;
@@ -4670,7 +4670,7 @@  discard block
 block discarded – undo
4670 4670
 
4671 4671
                                 //$overlap = round(polygons_overlap($poly_answer,$poly_user)); //this is an area in pixels
4672 4672
                                 if ($debug > 0) {
4673
-                                    error_log(__LINE__ . ' - Polygons results are ' . print_r($poly_results, 1), 0);
4673
+                                    error_log(__LINE__.' - Polygons results are '.print_r($poly_results, 1), 0);
4674 4674
                                 }
4675 4675
                                 if ($overlap < 1) {
4676 4676
                                     //shortcut to avoid complicated calculations
@@ -4681,17 +4681,17 @@  discard block
 block discarded – undo
4681 4681
                                     // the final overlap is the percentage of the initial polygon that is overlapped by the user's polygon
4682 4682
                                     $final_overlap = round(((float) $overlap / (float) $poly_answer_area) * 100);
4683 4683
                                     if ($debug > 1) {
4684
-                                        error_log(__LINE__ . ' - Final overlap is ' . $final_overlap, 0);
4684
+                                        error_log(__LINE__.' - Final overlap is '.$final_overlap, 0);
4685 4685
                                     }
4686 4686
                                     // the final missing area is the percentage of the initial polygon that is not overlapped by the user's polygon
4687 4687
                                     $final_missing = 100 - $final_overlap;
4688 4688
                                     if ($debug > 1) {
4689
-                                        error_log(__LINE__ . ' - Final missing is ' . $final_missing, 0);
4689
+                                        error_log(__LINE__.' - Final missing is '.$final_missing, 0);
4690 4690
                                     }
4691 4691
                                     // 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
4692 4692
                                     $final_excess = round((((float) $poly_user_area - (float) $overlap) / (float) $poly_answer_area) * 100);
4693 4693
                                     if ($debug > 1) {
4694
-                                        error_log(__LINE__ . ' - Final excess is ' . $final_excess, 0);
4694
+                                        error_log(__LINE__.' - Final excess is '.$final_excess, 0);
4695 4695
                                     }
4696 4696
                                 }
4697 4697
 
@@ -4701,7 +4701,7 @@  discard block
 block discarded – undo
4701 4701
                                 $threadhold_items = explode(';', $threadhold_total);
4702 4702
                                 $threadhold1 = $threadhold_items[0]; // overlap
4703 4703
                                 $threadhold2 = $threadhold_items[1]; // excess
4704
-                                $threadhold3 = $threadhold_items[2];  //missing
4704
+                                $threadhold3 = $threadhold_items[2]; //missing
4705 4705
                                 // if is delineation
4706 4706
                                 if ($answerId === 1) {
4707 4707
                                     //setting colors
@@ -4733,14 +4733,14 @@  discard block
 block discarded – undo
4733 4733
                                 } elseif ($answerId > 1) {
4734 4734
                                     if ($objAnswerTmp->selectHotspotType($answerId) == 'noerror') {
4735 4735
                                         if ($debug > 0) {
4736
-                                            error_log(__LINE__ . ' - answerId is of type noerror', 0);
4736
+                                            error_log(__LINE__.' - answerId is of type noerror', 0);
4737 4737
                                         }
4738 4738
                                         //type no error shouldn't be treated
4739 4739
                                         $next = 1;
4740 4740
                                         continue;
4741 4741
                                     }
4742 4742
                                     if ($debug > 0) {
4743
-                                        error_log(__LINE__ . ' - answerId is >1 so we\'re probably in OAR', 0);
4743
+                                        error_log(__LINE__.' - answerId is >1 so we\'re probably in OAR', 0);
4744 4744
                                     }
4745 4745
                                     //check the intersection between the oar and the user
4746 4746
                                     //echo 'user';	print_r($x_user_list);		print_r($y_user_list);
@@ -4754,7 +4754,7 @@  discard block
 block discarded – undo
4754 4754
                                     $poly_answer = convert_coordinates($delineation_cord, '|');
4755 4755
                                     $max_coord = poly_get_max($poly_user, $poly_answer);
4756 4756
                                     $poly_answer_compiled = poly_compile($poly_answer, $max_coord);
4757
-                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled,$max_coord);
4757
+                                    $overlap = poly_touch($poly_user_compiled, $poly_answer_compiled, $max_coord);
4758 4758
 
4759 4759
                                     if ($overlap == false) {
4760 4760
                                         //all good, no overlap
@@ -4762,7 +4762,7 @@  discard block
 block discarded – undo
4762 4762
                                         continue;
4763 4763
                                     } else {
4764 4764
                                         if ($debug > 0) {
4765
-                                            error_log(__LINE__ . ' - Overlap is ' . $overlap . ': OAR hit', 0);
4765
+                                            error_log(__LINE__.' - Overlap is '.$overlap.': OAR hit', 0);
4766 4766
                                         }
4767 4767
                                         $organs_at_risk_hit++;
4768 4768
                                         //show the feedback
@@ -4774,12 +4774,12 @@  discard block
 block discarded – undo
4774 4774
                                         $try_hotspot = $destination_items[1];
4775 4775
                                         $lp_hotspot = $destination_items[2];
4776 4776
                                         $select_question_hotspot = $destination_items[3];
4777
-                                        $url_hotspot=$destination_items[4];
4777
+                                        $url_hotspot = $destination_items[4];
4778 4778
                                     }
4779 4779
                                 }
4780 4780
                             } else {	// the first delineation feedback
4781 4781
                                 if ($debug > 0) {
4782
-                                    error_log(__LINE__ . ' first', 0);
4782
+                                    error_log(__LINE__.' first', 0);
4783 4783
                                 }
4784 4784
                             }
4785 4785
                             break;
@@ -4801,7 +4801,7 @@  discard block
 block discarded – undo
4801 4801
                             echo Display::tag('td', $answerMatching[$answerId]);
4802 4802
                             echo Display::tag(
4803 4803
                                 'td',
4804
-                                "$user_answer / " . Display::tag(
4804
+                                "$user_answer / ".Display::tag(
4805 4805
                                     'strong',
4806 4806
                                     $answerMatching[$answerCorrect],
4807 4807
                                     ['style' => 'color: #008000; font-weight: bold;']
@@ -4887,7 +4887,7 @@  discard block
 block discarded – undo
4887 4887
             //  we use the results from the session (from_db=0)
4888 4888
             // TODO Change this, because it is wrong to show the user
4889 4889
             //  some results that haven't been stored in the database yet
4890
-            if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER || $answerType == HOT_SPOT_DELINEATION ) {
4890
+            if ($answerType == HOT_SPOT || $answerType == HOT_SPOT_ORDER || $answerType == HOT_SPOT_DELINEATION) {
4891 4891
 
4892 4892
                 if ($debug) error_log('$from AND this is a hotspot kind of question ');
4893 4893
 
@@ -4896,19 +4896,19 @@  discard block
 block discarded – undo
4896 4896
                 if ($answerType == HOT_SPOT_DELINEATION) {
4897 4897
                     if (0) {
4898 4898
                         if ($overlap_color) {
4899
-                            $overlap_color='green';
4899
+                            $overlap_color = 'green';
4900 4900
                         } else {
4901
-                            $overlap_color='red';
4901
+                            $overlap_color = 'red';
4902 4902
                         }
4903 4903
                         if ($missing_color) {
4904
-                            $missing_color='green';
4904
+                            $missing_color = 'green';
4905 4905
                         } else {
4906
-                            $missing_color='red';
4906
+                            $missing_color = 'red';
4907 4907
                         }
4908 4908
                         if ($excess_color) {
4909
-                            $excess_color='green';
4909
+                            $excess_color = 'green';
4910 4910
                         } else {
4911
-                            $excess_color='red';
4911
+                            $excess_color = 'red';
4912 4912
                         }
4913 4913
                         if (!is_numeric($final_overlap)) {
4914 4914
                             $final_overlap = 0;
@@ -4920,33 +4920,33 @@  discard block
 block discarded – undo
4920 4920
                             $final_excess = 0;
4921 4921
                         }
4922 4922
 
4923
-                        if ($final_overlap>100) {
4923
+                        if ($final_overlap > 100) {
4924 4924
                             $final_overlap = 100;
4925 4925
                         }
4926 4926
 
4927
-                        $table_resume='<table class="data_table">
4927
+                        $table_resume = '<table class="data_table">
4928 4928
                                 <tr class="row_odd" >
4929 4929
                                     <td></td>
4930
-                                    <td ><b>' . get_lang('Requirements') . '</b></td>
4931
-                                    <td><b>' . get_lang('YourAnswer') . '</b></td>
4930
+                                    <td ><b>' . get_lang('Requirements').'</b></td>
4931
+                                    <td><b>' . get_lang('YourAnswer').'</b></td>
4932 4932
                                 </tr>
4933 4933
                                 <tr class="row_even">
4934
-                                    <td><b>' . get_lang('Overlap') . '</b></td>
4935
-                                    <td>' . get_lang('Min') . ' ' . $threadhold1 . '</td>
4936
-                                    <td><div style="color:' . $overlap_color . '">'
4937
-                                        . (($final_overlap < 0) ? 0 : intval($final_overlap)) . '</div></td>
4934
+                                    <td><b>' . get_lang('Overlap').'</b></td>
4935
+                                    <td>' . get_lang('Min').' '.$threadhold1.'</td>
4936
+                                    <td><div style="color:' . $overlap_color.'">'
4937
+                                        . (($final_overlap < 0) ? 0 : intval($final_overlap)).'</div></td>
4938 4938
                                 </tr>
4939 4939
                                 <tr>
4940
-                                    <td><b>' . get_lang('Excess') . '</b></td>
4941
-                                    <td>' . get_lang('Max') . ' ' . $threadhold2 . '</td>
4942
-                                    <td><div style="color:' . $excess_color . '">'
4943
-                                        . (($final_excess < 0) ? 0 : intval($final_excess)) . '</div></td>
4940
+                                    <td><b>' . get_lang('Excess').'</b></td>
4941
+                                    <td>' . get_lang('Max').' '.$threadhold2.'</td>
4942
+                                    <td><div style="color:' . $excess_color.'">'
4943
+                                        . (($final_excess < 0) ? 0 : intval($final_excess)).'</div></td>
4944 4944
                                 </tr>
4945 4945
                                 <tr class="row_even">
4946
-                                    <td><b>' . get_lang('Missing') . '</b></td>
4947
-                                    <td>' . get_lang('Max') . ' ' . $threadhold3 . '</td>
4948
-                                    <td><div style="color:' . $missing_color . '">'
4949
-                                        . (($final_missing < 0) ? 0 : intval($final_missing)) . '</div></td>
4946
+                                    <td><b>' . get_lang('Missing').'</b></td>
4947
+                                    <td>' . get_lang('Max').' '.$threadhold3.'</td>
4948
+                                    <td><div style="color:' . $missing_color.'">'
4949
+                                        . (($final_missing < 0) ? 0 : intval($final_missing)).'</div></td>
4950 4950
                                 </tr>
4951 4951
                             </table>';
4952 4952
                         if ($next == 0) {
@@ -4961,20 +4961,20 @@  discard block
 block discarded – undo
4961 4961
                             $answerDestination = $objAnswerTmp->selectDestination($nbrAnswers);
4962 4962
                         }
4963 4963
 
4964
-                        echo '<h1><div style="color:#333;">' . get_lang('Feedback') . '</div></h1>
4964
+                        echo '<h1><div style="color:#333;">'.get_lang('Feedback').'</div></h1>
4965 4965
                             <p style="text-align:center">';
4966 4966
 
4967
-                        $message = '<p>' . get_lang('YourDelineation') . '</p>';
4967
+                        $message = '<p>'.get_lang('YourDelineation').'</p>';
4968 4968
                         $message .= $table_resume;
4969
-                        $message .= '<br />' . get_lang('ResultIs') . ' ' . $result_comment . '<br />';
4969
+                        $message .= '<br />'.get_lang('ResultIs').' '.$result_comment.'<br />';
4970 4970
                         if ($organs_at_risk_hit > 0) {
4971
-                            $message .= '<p><b>' . get_lang('OARHit') . '</b></p>';
4971
+                            $message .= '<p><b>'.get_lang('OARHit').'</b></p>';
4972 4972
                         }
4973
-                        $message .='<p>' . $comment . '</p>';
4973
+                        $message .= '<p>'.$comment.'</p>';
4974 4974
                         echo $message;
4975 4975
                     } else {
4976 4976
                         echo $hotspot_delineation_result[0]; //prints message
4977
-                        $from_database = 1;  // the hotspot_solution.swf needs this variable
4977
+                        $from_database = 1; // the hotspot_solution.swf needs this variable
4978 4978
                     }
4979 4979
 
4980 4980
                     //save the score attempts
@@ -4996,20 +4996,20 @@  discard block
 block discarded – undo
4996 4996
                             $exerciseResultCoordinates[$quesId]
4997 4997
                         );
4998 4998
                     } else {
4999
-                        if ($final_answer==0) {
4999
+                        if ($final_answer == 0) {
5000 5000
                             $questionScore = 0;
5001
-                            $answer=0;
5001
+                            $answer = 0;
5002 5002
                             Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0);
5003 5003
                             if (is_array($exerciseResultCoordinates[$quesId])) {
5004
-                                foreach($exerciseResultCoordinates[$quesId] as $idx => $val) {
5005
-                                    Event::saveExerciseAttemptHotspot($exeId,$quesId,$idx,0,$val);
5004
+                                foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
5005
+                                    Event::saveExerciseAttemptHotspot($exeId, $quesId, $idx, 0, $val);
5006 5006
                                 }
5007 5007
                             }
5008 5008
                         } else {
5009 5009
                             Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0);
5010 5010
                             if (is_array($exerciseResultCoordinates[$quesId])) {
5011
-                                foreach($exerciseResultCoordinates[$quesId] as $idx => $val) {
5012
-                                    Event::saveExerciseAttemptHotspot($exeId,$quesId,$idx,$choice[$idx],$val);
5011
+                                foreach ($exerciseResultCoordinates[$quesId] as $idx => $val) {
5012
+                                    Event::saveExerciseAttemptHotspot($exeId, $quesId, $idx, $choice[$idx], $val);
5013 5013
                                 }
5014 5014
                             }
5015 5015
                         }
@@ -5028,7 +5028,7 @@  discard block
 block discarded – undo
5028 5028
                     echo "
5029 5029
                         <tr>
5030 5030
                             <td colspan=\"2\">
5031
-                                <p><em>" . get_lang('HotSpot') . "</em></p>
5031
+                                <p><em>" . get_lang('HotSpot')."</em></p>
5032 5032
 
5033 5033
                                 <div id=\"hotspot-solution-$questionId\"></div>
5034 5034
 
@@ -5066,7 +5066,7 @@  discard block
 block discarded – undo
5066 5066
 
5067 5067
         if ($saved_results) {
5068 5068
             if ($debug) error_log("Save question results $saved_results");
5069
-            if ($debug) error_log(print_r($choice ,1 ));
5069
+            if ($debug) error_log(print_r($choice, 1));
5070 5070
 
5071 5071
             if (empty($choice)) {
5072 5072
                 $choice = 0;
@@ -5078,14 +5078,14 @@  discard block
 block discarded – undo
5078 5078
                         $ans = $reply[$i];
5079 5079
                         Event::saveQuestionAttempt(
5080 5080
                             $questionScore,
5081
-                            $ans . ':' . $choice[$ans],
5081
+                            $ans.':'.$choice[$ans],
5082 5082
                             $quesId,
5083 5083
                             $exeId,
5084 5084
                             $i,
5085 5085
                             $this->id
5086 5086
                         );
5087 5087
                         if ($debug) {
5088
-                            error_log('result =>' . $questionScore . ' ' . $ans . ':' . $choice[$ans]);
5088
+                            error_log('result =>'.$questionScore.' '.$ans.':'.$choice[$ans]);
5089 5089
                         }
5090 5090
                     }
5091 5091
                 } else {
@@ -5096,7 +5096,7 @@  discard block
 block discarded – undo
5096 5096
                     $reply = array_keys($choice);
5097 5097
 
5098 5098
                     if ($debug) {
5099
-                        error_log("reply " . print_r($reply, 1) . "");
5099
+                        error_log("reply ".print_r($reply, 1)."");
5100 5100
                     }
5101 5101
                     for ($i = 0; $i < sizeof($reply); $i++) {
5102 5102
                         $ans = $reply[$i];
@@ -5155,7 +5155,7 @@  discard block
 block discarded – undo
5155 5155
 
5156 5156
                 Event::saveQuestionAttempt($questionScore, implode('|', $answer), $quesId, $exeId, 0, $this->id);
5157 5157
             } else {
5158
-                Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0,$this->id);
5158
+                Event::saveQuestionAttempt($questionScore, $answer, $quesId, $exeId, 0, $this->id);
5159 5159
             }
5160 5160
         }
5161 5161
 
@@ -5165,8 +5165,8 @@  discard block
 block discarded – undo
5165 5165
 
5166 5166
         if ($saved_results) {
5167 5167
             $stat_table = Database :: get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
5168
-            $sql = 'UPDATE ' . $stat_table . ' SET
5169
-                        exe_result = exe_result + ' . floatval($questionScore) . '
5168
+            $sql = 'UPDATE '.$stat_table.' SET
5169
+                        exe_result = exe_result + ' . floatval($questionScore).'
5170 5170
                     WHERE exe_id = ' . $exeId;
5171 5171
             if ($debug) error_log($sql);
5172 5172
             Database::query($sql);
@@ -5190,7 +5190,7 @@  discard block
 block discarded – undo
5190 5190
      */
5191 5191
     public function send_mail_notification_for_exam($question_list_answers, $origin, $exe_id)
5192 5192
     {
5193
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5193
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5194 5194
             return null;
5195 5195
         }
5196 5196
         // Email configuration settings
@@ -5241,7 +5241,7 @@  discard block
 block discarded – undo
5241 5241
         $msg = str_replace("#course#", $courseInfo['name'], $msg1);
5242 5242
 
5243 5243
         if ($origin != 'learnpath') {
5244
-            $msg.= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5244
+            $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5245 5245
         }
5246 5246
         $msg1 = str_replace("#url#", $url_email, $msg);
5247 5247
         $mail_content = $msg1;
@@ -5270,7 +5270,7 @@  discard block
 block discarded – undo
5270 5270
      */
5271 5271
     function send_notification_for_open_questions($question_list_answers, $origin, $exe_id)
5272 5272
     {
5273
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5273
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5274 5274
             return null;
5275 5275
         }
5276 5276
         // Email configuration settings
@@ -5333,11 +5333,11 @@  discard block
 block discarded – undo
5333 5333
             $msg .= '</table><br />';
5334 5334
 
5335 5335
 
5336
-            $msg1   = str_replace("#exercise#",    $this->exercise, $msg);
5337
-            $msg    = str_replace("#firstName#",   $user_info['firstname'],$msg1);
5338
-            $msg1   = str_replace("#lastName#",    $user_info['lastname'],$msg);
5339
-            $msg    = str_replace("#mail#",        $user_info['email'],$msg1);
5340
-            $msg    = str_replace("#course#",      $course_info['name'],$msg1);
5336
+            $msg1   = str_replace("#exercise#", $this->exercise, $msg);
5337
+            $msg    = str_replace("#firstName#", $user_info['firstname'], $msg1);
5338
+            $msg1   = str_replace("#lastName#", $user_info['lastname'], $msg);
5339
+            $msg    = str_replace("#mail#", $user_info['email'], $msg1);
5340
+            $msg    = str_replace("#course#", $course_info['name'], $msg1);
5341 5341
 
5342 5342
             if ($origin != 'learnpath') {
5343 5343
                 $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
@@ -5366,7 +5366,7 @@  discard block
 block discarded – undo
5366 5366
 
5367 5367
     function send_notification_for_oral_questions($question_list_answers, $origin, $exe_id)
5368 5368
     {
5369
-        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1 ) {
5369
+        if (api_get_course_setting('email_alert_manager_on_new_quiz') != 1) {
5370 5370
             return null;
5371 5371
         }
5372 5372
         // Email configuration settings
@@ -5390,7 +5390,7 @@  discard block
 block discarded – undo
5390 5390
             $answer_type = $item['answer_type'];
5391 5391
 
5392 5392
             if (!empty($question) && !empty($answer) && $answer_type == ORAL_EXPRESSION) {
5393
-                $oral_question_list.='<br /><table width="730" height="136" border="0" cellpadding="3" cellspacing="3">'
5393
+                $oral_question_list .= '<br /><table width="730" height="136" border="0" cellpadding="3" cellspacing="3">'
5394 5394
                     .'<tr>'
5395 5395
                         .'<td width="220" valign="top" bgcolor="#E5EDF8">&nbsp;&nbsp;'.get_lang('Question').'</td>'
5396 5396
                         .'<td width="473" valign="top" bgcolor="#F3F3F3">'.$question.'</td>'
@@ -5423,7 +5423,7 @@  discard block
 block discarded – undo
5423 5423
                             .'<td>&nbsp;#mail#</td>'
5424 5424
                         .'</tr>'
5425 5425
                     .'</table>';
5426
-            $msg .=  '<br />'.sprintf(get_lang('OralQuestionsAttemptedAreX'),$oral_question_list).'<br />';
5426
+            $msg .= '<br />'.sprintf(get_lang('OralQuestionsAttemptedAreX'), $oral_question_list).'<br />';
5427 5427
             $msg1 = str_replace("#exercise#", $this->exercise, $msg);
5428 5428
             $msg = str_replace("#firstName#", $user_info['firstname'], $msg1);
5429 5429
             $msg1 = str_replace("#lastName#", $user_info['lastname'], $msg);
@@ -5431,7 +5431,7 @@  discard block
 block discarded – undo
5431 5431
             $msg = str_replace("#course#", $course_info['name'], $msg1);
5432 5432
 
5433 5433
             if ($origin != 'learnpath') {
5434
-                $msg.= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5434
+                $msg .= '<br /><a href="#url#">'.get_lang('ClickToCommentAndGiveFeedback').'</a>';
5435 5435
             }
5436 5436
             $msg1 = str_replace("#url#", $url_email, $msg);
5437 5437
             $mail_content = $msg1;
@@ -5497,10 +5497,10 @@  discard block
 block discarded – undo
5497 5497
         }
5498 5498
         $html  = '<div class="question-result">';
5499 5499
         $html .= Display::page_header(
5500
-            Display::return_icon('test-quiz.png', get_lang('Result'),null, ICON_SIZE_MEDIUM).' '.$this->exercise.' : '.get_lang('Result')
5500
+            Display::return_icon('test-quiz.png', get_lang('Result'), null, ICON_SIZE_MEDIUM).' '.$this->exercise.' : '.get_lang('Result')
5501 5501
         );
5502 5502
         $html .= Display::description($array);
5503
-        $html .="</div>";
5503
+        $html .= "</div>";
5504 5504
         return $html;
5505 5505
     }
5506 5506
 
@@ -5617,7 +5617,7 @@  discard block
 block discarded – undo
5617 5617
                     false,
5618 5618
                     $objExercise->selectPropagateNeg()
5619 5619
                 );
5620
-                $totalScore      += $question_result['score'];
5620
+                $totalScore += $question_result['score'];
5621 5621
             }
5622 5622
 
5623 5623
             if ($objExercise->selectPropagateNeg() == 0 && $totalScore < 0) {
@@ -5823,7 +5823,7 @@  discard block
 block discarded – undo
5823 5823
         }
5824 5824
 
5825 5825
         $rawMessage = "";
5826
-        if (!empty($message)){
5826
+        if (!empty($message)) {
5827 5827
             $rawMessage = $message;
5828 5828
             $message = Display::return_message($message, 'warning', false);
5829 5829
         }
@@ -5839,7 +5839,7 @@  discard block
 block discarded – undo
5839 5839
     {
5840 5840
         $TBL_LP_ITEM = Database::get_course_table(TABLE_LP_ITEM);
5841 5841
         $sql = "SELECT max_score FROM $TBL_LP_ITEM
5842
-            WHERE c_id = {$this->course_id} AND item_type = '" . TOOL_QUIZ . "' AND path = '{$this->id}'";
5842
+            WHERE c_id = {$this->course_id} AND item_type = '".TOOL_QUIZ."' AND path = '{$this->id}'";
5843 5843
         $result = Database::query($sql);
5844 5844
         if (Database::num_rows($result) > 0) {
5845 5845
             return true;
@@ -6167,7 +6167,7 @@  discard block
 block discarded – undo
6167 6167
         $sql_track = "SELECT * FROM $track_exercises WHERE exe_id = $exe_id ";
6168 6168
         $result = Database::query($sql_track);
6169 6169
         $new_array = array();
6170
-        if (Database::num_rows($result) > 0 ) {
6170
+        if (Database::num_rows($result) > 0) {
6171 6171
             $new_array = Database::fetch_array($result, 'ASSOC');
6172 6172
 
6173 6173
             $new_array['duration'] = null;
@@ -6179,11 +6179,11 @@  discard block
 block discarded – undo
6179 6179
                 $start_date = api_strtotime($start_date, 'UTC');
6180 6180
                 $end_date = api_strtotime($end_date, 'UTC');
6181 6181
                 if ($start_date && $end_date) {
6182
-                    $mytime = $end_date- $start_date;
6182
+                    $mytime = $end_date - $start_date;
6183 6183
                     $new_learnpath_item = new learnpathItem(null);
6184 6184
                     $time_attemp = $new_learnpath_item->get_scorm_time('js', $mytime);
6185 6185
                     $h = get_lang('h');
6186
-                    $time_attemp = str_replace('NaN', '00' . $h . '00\'00"', $time_attemp);
6186
+                    $time_attemp = str_replace('NaN', '00'.$h.'00\'00"', $time_attemp);
6187 6187
                     $new_array['duration'] = $time_attemp;
6188 6188
                 }
6189 6189
             }
@@ -6205,7 +6205,7 @@  discard block
 block discarded – undo
6205 6205
                     $result = Database::query($sql);
6206 6206
                 }
6207 6207
             } else {
6208
-                $remind_list = explode(',',$exercise_info['questions_to_check']);
6208
+                $remind_list = explode(',', $exercise_info['questions_to_check']);
6209 6209
 
6210 6210
                 $remind_list_string = '';
6211 6211
                 if ($action == 'add') {
@@ -6217,7 +6217,7 @@  discard block
 block discarded – undo
6217 6217
                         }
6218 6218
                         $remind_list_string = implode(',', $remind_list);
6219 6219
                     }
6220
-                } elseif ($action == 'delete')  {
6220
+                } elseif ($action == 'delete') {
6221 6221
                     if (!empty($remind_list)) {
6222 6222
                         if (in_array($question_id, $remind_list)) {
6223 6223
                             $remind_list = array_flip($remind_list);
@@ -6459,7 +6459,7 @@  discard block
 block discarded – undo
6459 6459
                     true
6460 6460
                 );
6461 6461
 
6462
-                $counter += count($mediaQuestions[$questionId]) - 1 ;
6462
+                $counter += count($mediaQuestions[$questionId]) - 1;
6463 6463
                 $before = count($questionList);
6464 6464
                 $wasMedia = true;
6465 6465
                 $nextValue += count($questionList);
@@ -6538,7 +6538,7 @@  discard block
 block discarded – undo
6538 6538
                         // If it was already seen, then merge the previous with
6539 6539
                         // the current category
6540 6540
                         $oldQuestionList = $newCategoryList[$rootElement]['question_list'];
6541
-                        $category['question_list'] = array_merge($oldQuestionList , $category['question_list']);
6541
+                        $category['question_list'] = array_merge($oldQuestionList, $category['question_list']);
6542 6542
                         $newCategoryList[$rootElement] = $category;
6543 6543
                     }
6544 6544
                 }
@@ -6564,7 +6564,7 @@  discard block
 block discarded – undo
6564 6564
 
6565 6565
                 if ($useRootAsCategoryTitle) {
6566 6566
                     if (isset($category['parent_info'])) {
6567
-                        $categoryName  = $category['parent_info']['title'];
6567
+                        $categoryName = $category['parent_info']['title'];
6568 6568
                     }
6569 6569
                 }
6570 6570
                 $html .= '<div class="row">';
@@ -6706,7 +6706,7 @@  discard block
 block discarded – undo
6706 6706
         // end foreach()
6707 6707
 
6708 6708
         if ($this->type == ALL_ON_ONE_PAGE) {
6709
-            $exercise_actions =  $this->show_button($questionId, $currentQuestion);
6709
+            $exercise_actions = $this->show_button($questionId, $currentQuestion);
6710 6710
             echo Display::div($exercise_actions, array('class'=>'exercise_actions'));
6711 6711
         }
6712 6712
     }
@@ -6792,7 +6792,7 @@  discard block
 block discarded – undo
6792 6792
 
6793 6793
             // Showing the question
6794 6794
 
6795
-            $exercise_actions  = null;
6795
+            $exercise_actions = null;
6796 6796
 
6797 6797
             echo '<a id="questionanchor'.$questionId.'"></a><br />';
6798 6798
             echo '<div id="question_div_'.$questionId.'" class="main_question '.$remind_highlight.'" >';
@@ -7060,7 +7060,7 @@  discard block
 block discarded – undo
7060 7060
                         $header .= Display::tag('th', get_lang('Feedback'));
7061 7061
                     }
7062 7062
                     $s .= '<table class="data_table">';
7063
-                    $s.= Display::tag('tr', $header, array('style' => 'text-align:left;'));
7063
+                    $s .= Display::tag('tr', $header, array('style' => 'text-align:left;'));
7064 7064
                 }
7065 7065
             }
7066 7066
 
@@ -7160,7 +7160,7 @@  discard block
 block discarded – undo
7160 7160
                             $s .= '<td>';
7161 7161
                             $s .= $comment;
7162 7162
                             $s .= '</td>';
7163
-                            $s .='</tr>';
7163
+                            $s .= '</tr>';
7164 7164
                         } else {
7165 7165
                             $s .= $answer_input;
7166 7166
                         }
@@ -7174,7 +7174,7 @@  discard block
 block discarded – undo
7174 7174
                             }
7175 7175
                         }
7176 7176
 
7177
-                        $s .='<tr>';
7177
+                        $s .= '<tr>';
7178 7178
                         $s .= Display::tag('td', $answer);
7179 7179
 
7180 7180
                         if (!empty($quiz_question_options)) {
@@ -7201,7 +7201,7 @@  discard block
 block discarded – undo
7201 7201
                             $s .= $comment;
7202 7202
                             $s .= '</td>';
7203 7203
                         }
7204
-                        $s.='</tr>';
7204
+                        $s .= '</tr>';
7205 7205
                     }
7206 7206
 
7207 7207
                 } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION) {
@@ -7230,16 +7230,16 @@  discard block
 block discarded – undo
7230 7230
                     $answer_input .= '</label>';
7231 7231
 
7232 7232
                     if ($show_comment) {
7233
-                        $s.= '<tr>';
7233
+                        $s .= '<tr>';
7234 7234
                         $s .= '<td>';
7235
-                        $s.= $answer_input;
7235
+                        $s .= $answer_input;
7236 7236
                         $s .= '</td>';
7237 7237
                         $s .= '<td>';
7238 7238
                         $s .= $comment;
7239 7239
                         $s .= '</td>';
7240
-                        $s.= '</tr>';
7240
+                        $s .= '</tr>';
7241 7241
                     } else {
7242
-                        $s.= $answer_input;
7242
+                        $s .= $answer_input;
7243 7243
                     }
7244 7244
                 } elseif ($answerType == MULTIPLE_ANSWER_COMBINATION_TRUE_FALSE) {
7245 7245
                     $s .= '<input type="hidden" name="choice2['.$questionId.']" value="0" />';
@@ -7252,7 +7252,7 @@  discard block
 block discarded – undo
7252 7252
                         }
7253 7253
                     }
7254 7254
                     $answer = Security::remove_XSS($answer);
7255
-                    $s .='<tr>';
7255
+                    $s .= '<tr>';
7256 7256
                     $s .= Display::tag('td', $answer);
7257 7257
 
7258 7258
                     foreach ($objQuestionTmp->options as $key => $item) {
@@ -7276,7 +7276,7 @@  discard block
 block discarded – undo
7276 7276
                         $s .= $comment;
7277 7277
                         $s .= '</td>';
7278 7278
                     }
7279
-                    $s.='</tr>';
7279
+                    $s .= '</tr>';
7280 7280
                 } elseif ($answerType == FILL_IN_BLANKS) {
7281 7281
                     list($answer) = explode('::', $answer);
7282 7282
 
@@ -7310,7 +7310,7 @@  discard block
 block discarded – undo
7310 7310
                                     $value = str_replace('&nbsp;', '', trim($value[0]));
7311 7311
                                 }
7312 7312
                                 $correct_item = preg_quote($correct_item);
7313
-                                $correct_item = api_preg_replace('|/|', '\/', $correct_item);   // to prevent error if there is a / in the text to find
7313
+                                $correct_item = api_preg_replace('|/|', '\/', $correct_item); // to prevent error if there is a / in the text to find
7314 7314
                                 $answer = api_preg_replace('/'.$correct_item.'/', Display::input('text', "choice[$questionId][]", $value), $answer, 1);
7315 7315
                             }
7316 7316
                             $i++;
@@ -7367,7 +7367,7 @@  discard block
 block discarded – undo
7367 7367
                         }
7368 7368
 
7369 7369
                         if (!empty($answerCorrect) && !empty($selectedValue)) {
7370
-                            $s.= '<script>
7370
+                            $s .= '<script>
7371 7371
                                 jsPlumb.ready(function() {
7372 7372
                                     jsPlumb.connect({
7373 7373
                                         source: "window_'.$windowId.'",
@@ -7382,14 +7382,14 @@  discard block
 block discarded – undo
7382 7382
                         }
7383 7383
                         $s .= '</select></div></td>';
7384 7384
 
7385
-                        $s.='<td width="45%" valign="top" >';
7385
+                        $s .= '<td width="45%" valign="top" >';
7386 7386
 
7387 7387
                         if (isset($select_items[$lines_count])) {
7388
-                            $s.= '<div id="window_'.$windowId.'_answer" class="window window_right_question">
7388
+                            $s .= '<div id="window_'.$windowId.'_answer" class="window window_right_question">
7389 7389
                                     <b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'].'
7390 7390
                                   </div>';
7391 7391
                         } else {
7392
-                            $s.='&nbsp;';
7392
+                            $s .= '&nbsp;';
7393 7393
                         }
7394 7394
 
7395 7395
                         $s .= '</td>';
@@ -7403,16 +7403,16 @@  discard block
 block discarded – undo
7403 7403
                                 $s .= '<tr>
7404 7404
                                       <td colspan="2"></td>
7405 7405
                                       <td valign="top">';
7406
-                                $s.='<b>'.$select_items[$lines_count]['letter'].'.</b>';
7406
+                                $s .= '<b>'.$select_items[$lines_count]['letter'].'.</b>';
7407 7407
                                 $s .= $select_items[$lines_count]['answer'];
7408
-                                $s.="</td>
7408
+                                $s .= "</td>
7409 7409
                                 </tr>";
7410 7410
                                 $lines_count++;
7411 7411
                             } // end while()
7412 7412
                         }  // end if()
7413 7413
                         $matching_correct_answer++;
7414 7414
                     }
7415
-                } elseif ($answerType ==  DRAGGABLE) {
7415
+                } elseif ($answerType == DRAGGABLE) {
7416 7416
                     // matching type, showing suggestions and answers
7417 7417
                     // TODO: replace $answerId by $numAnswer
7418 7418
 
@@ -7454,7 +7454,7 @@  discard block
 block discarded – undo
7454 7454
                         $s .= '</select>';
7455 7455
 
7456 7456
                         if (!empty($answerCorrect) && !empty($selectedValue)) {
7457
-                            $s.= '<script>
7457
+                            $s .= '<script>
7458 7458
                                 $(function() {
7459 7459
                                     deleteItem($("#'.$questionId.'_'.$selectedValue.'"), $("#drop_'.$windowId.'"));
7460 7460
                                 });
@@ -7462,11 +7462,11 @@  discard block
 block discarded – undo
7462 7462
                         }
7463 7463
 
7464 7464
                         if (isset($select_items[$lines_count])) {
7465
-                            $s.= '<div id="window_'.$windowId.'_answer" class="">
7465
+                            $s .= '<div id="window_'.$windowId.'_answer" class="">
7466 7466
                                     <b>'.$select_items[$lines_count]['letter'].'.</b> '.$select_items[$lines_count]['answer'].'
7467 7467
                                   </div>';
7468 7468
                         } else {
7469
-                            $s.='&nbsp;';
7469
+                            $s .= '&nbsp;';
7470 7470
                         }
7471 7471
                         $lines_count++;
7472 7472
                         //if the left side of the "matching" has been completely
@@ -7475,7 +7475,7 @@  discard block
 block discarded – undo
7475 7475
                         if (($lines_count - 1) == $num_suggestions) {
7476 7476
                             // if it remains answers to shown at the right side
7477 7477
                             while (isset($select_items[$lines_count])) {
7478
-                                $s.='<b>'.$select_items[$lines_count]['letter'].'.</b>';
7478
+                                $s .= '<b>'.$select_items[$lines_count]['letter'].'.</b>';
7479 7479
                                 $s .= $select_items[$lines_count]['answer'];
7480 7480
                                 $lines_count++;
7481 7481
                             }
@@ -7578,9 +7578,9 @@  discard block
 block discarded – undo
7578 7578
 
7579 7579
             if (!$only_questions) {
7580 7580
                 if ($show_title) {
7581
-                    $html .=  TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id);
7582
-                    $html .=  '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
7583
-                    $html .=  $questionDescription;
7581
+                    $html .= TestCategory::getCategoryNamesForQuestion($objQuestionTmp->id);
7582
+                    $html .= '<div class="question_title">'.$current_item.'. '.$questionName.'</div>';
7583
+                    $html .= $questionDescription;
7584 7584
                 } else {
7585 7585
                     $html .= '<div class="media">';
7586 7586
                     $html .= '<div class="pull-left">';
@@ -7596,11 +7596,11 @@  discard block
 block discarded – undo
7596 7596
                     $html .= '</div>';
7597 7597
                 }
7598 7598
                 //@todo I need to the get the feedback type
7599
-                $html .=  '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
7600
-                $html .=  '<table class="exercise_questions">
7599
+                $html .= '<input type="hidden" name="hidden_hotspot_id" value="'.$questionId.'" />';
7600
+                $html .= '<table class="exercise_questions">
7601 7601
                            <tr>
7602 7602
                             <td valign="top" colspan="2">';
7603
-                $html .=  '</td></tr>';
7603
+                $html .= '</td></tr>';
7604 7604
             }
7605 7605
 
7606 7606
             $canClick = isset($_GET['editQuestion']) ? '0' : (isset($_GET['modifyAnswers']) ? '0' : '1');
Please login to merge, or discard this patch.