[svn r14827] reporting : fix some bugs when calculation scores (FS#2443)

main/inc/lib/tracking.lib.php

@@ -322,9 +322,11 @@ class Tracking {
 					//We get the last view id of this LP
 					$sql='SELECT max(id) as id FROM '.$lp_view_table.' WHERE lp_id='.$a_learnpath['id'].' AND user_id="'.intval($student_id).'"';	
 					$rs_last_lp_view_id = api_sql_query($sql, __FILE__, __LINE__);
-					$lp_view_id = mysql_result($rs_last_lp_view_id,0,'id');
+					$lp_view_id = intval(mysql_result($rs_last_lp_view_id,0,'id'));
 					
 					$total_score = $total_weighting = 0;
+					if($lp_view_id!=0)
+					{
 						while($item = Database :: fetch_array($rsItems, 'ASSOC'))
 						{
 							$sql = 'SELECT score as student_score 
@@ -343,6 +345,7 @@ class Tracking {
 								$lp_scorm_weighting_total+=100;
 							}					
 						}
+					}
 					
 				}
 			}

main/mySpace/myStudents.php

@@ -1,4 +1,4 @@
-<?php //$Id: myStudents.php 14818 2008-04-09 22:33:57Z yannoo $
+<?php //$Id: myStudents.php 14827 2008-04-10 08:22:32Z elixir_inter $
 /*
 ==============================================================================
 	Dokeos - elearning and course management software
@@ -614,20 +614,21 @@ if(!empty($_GET['student']))
 					}
 					
 					$total_score = $total_weighting = 0;
+					if($lp_view_id)
+					{
 						while($item = Database :: fetch_array($rsItems, 'ASSOC'))
 						{
 							$sql = 'SELECT score as student_score 
 									FROM '.$a_infosCours['db_name'].'.'.$tbl_course_lp_view_item.' as lp_view_item
 									WHERE lp_view_item.lp_item_id = '.$item['item_id'].'
-								AND lp_view_id = "'.$lp_view_id.'"
-								';
+									AND lp_view_id = "'.$lp_view_id.'"';
 									
 							$rsScores = api_sql_query($sql, __FILE__, __LINE__);
 							$total_score += mysql_result($rsScores, 0, 0);
 							$total_weighting += $item['max_score'];
+						}
 						$any_result = true;
 					}
-					
 					$sql = 'SELECT id, max_score 
 							FROM '.$a_infosCours['db_name'].'.'.$tbl_course_lp_item.' AS lp_item
 							WHERE lp_id='.$a_learnpath['id'].'