Minor - fix php notices, warnings

Author: jmontoyaa

main/lp/learnpathItem.class.php

@@ -1920,7 +1920,11 @@ public function fixAbusiveTime($time)
                 }
             }*/
             // PL --- Porcentaje lección (tiempo leccion / tiempo total curso)
-            $pl = $timeLp / $timeTotalCourse;
+            $pl = 0;
+            if (!empty($timeTotalCourse)) {
+                $pl = $timeLp / $timeTotalCourse;
+            }
+
             /*
              * TL: Tiempo que pone en una lección
              * TT : tiempo total que pone Teresa (suma tiempos lecciones curso)

main/lp/lp_view.php

@@ -576,7 +576,10 @@
     }
 
     // PL --- Porcentaje lección (tiempo leccion / tiempo total curso)
-    $pl = $timeLp / $timeTotalCourse;
+    $pl = 0;
+    if (!empty($timeTotalCourse)) {
+        $pl = $timeLp / $timeTotalCourse;
+    }
 
     /*
      * TL: Tiempo que pone en una lección

src/Chamilo/CourseBundle/Component/CourseCopy/CourseRestorer.php

@@ -2874,7 +2874,7 @@ public function restore_learnpaths($session_id = 0, $respect_base_content = fals
                     // Updating prerequisites
                     foreach ($old_prerequisite as $key => $my_old_prerequisite) {
                         if ($my_old_prerequisite != '') {
-                            $sql = "UPDATE ".$table_item." SET prerequisite = '".$my_old_prerequisite."'
+                            $sql = "UPDATE $table_item SET prerequisite = '".$my_old_prerequisite."'
                                     WHERE c_id = ".$this->destination_course_id." AND id = '".$key."'  ";
                             Database::query($sql);
                         }
@@ -2883,7 +2883,7 @@ public function restore_learnpaths($session_id = 0, $respect_base_content = fals
                     // Updating refs
                     foreach ($old_refs as $key => $my_old_ref) {
                         if ($my_old_ref != '') {
-                            $sql = "UPDATE ".$table_item." SET ref = '".$my_old_ref."'
+                            $sql = "UPDATE $table_item SET ref = '".$my_old_ref."'
                                     WHERE c_id = ".$this->destination_course_id." AND id = '".$key."'  ";
                             Database::query($sql);
                         }
@@ -2892,10 +2892,10 @@ public function restore_learnpaths($session_id = 0, $respect_base_content = fals
                     foreach ($parent_item_ids as $new_item_id => $parent_item_old_id) {
                         $parent_new_id = 0;
                         if ($parent_item_old_id != 0) {
-                            $parent_new_id = $new_item_ids[$parent_item_old_id];
+                            $parent_new_id = isset($new_item_ids[$parent_item_old_id]) ? $new_item_ids[$parent_item_old_id] : 0;
                         }
-                        $sql = "UPDATE ".$table_item." SET parent_item_id = '".$parent_new_id."'
-                                WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
+                        $sql = "UPDATE $table_item SET parent_item_id = '$parent_new_id'
+                                WHERE c_id = ".$this->destination_course_id." AND id = $new_item_id";
                         Database::query($sql);
                     }
 
@@ -2904,17 +2904,17 @@ public function restore_learnpaths($session_id = 0, $respect_base_content = fals
                         if ($previous_item_old_id != 0) {
                             $previous_new_id = isset($new_item_ids[$previous_item_old_id]) ? $new_item_ids[$previous_item_old_id] : '';
                         }
-                        $sql = "UPDATE ".$table_item." SET previous_item_id = '".$previous_new_id."'
+                        $sql = "UPDATE $table_item SET previous_item_id = $previous_new_id
                                 WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
                         Database::query($sql);
                     }
 
                     foreach ($next_item_ids as $new_item_id => $next_item_old_id) {
                         $next_new_id = 0;
                         if ($next_item_old_id != 0) {
-                            $next_new_id = $new_item_ids[$next_item_old_id];
+                            $next_new_id = isset($new_item_ids[$next_item_old_id]) ? $new_item_ids[$next_item_old_id] : 0;
                         }
-                        $sql = "UPDATE ".$table_item." SET next_item_id = '".$next_new_id."'
+                        $sql = "UPDATE $table_item SET next_item_id = $next_new_id
                                 WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
                         Database::query($sql);
                     }
@@ -2924,8 +2924,8 @@ public function restore_learnpaths($session_id = 0, $respect_base_content = fals
                         if ($prerequisite_old_id != 0) {
                             $prerequisite_new_id = $new_item_ids[$prerequisite_old_id];
                         }
-                        $sql = "UPDATE ".$table_item." SET prerequisite = '".$prerequisite_new_id."'
-                                WHERE c_id = ".$this->destination_course_id." AND id = '".$new_item_id."'";
+                        $sql = "UPDATE $table_item SET prerequisite = $prerequisite_new_id
+                                WHERE c_id = ".$this->destination_course_id." AND id = $new_item_id";
                         Database::query($sql);
                     }
                     $this->course->resources[RESOURCE_LEARNPATH][$id]->destination_id = $new_lp_id;