[svn r18051] logic changes-allow to use links Breadcrumb correctly in session - (see FS#3551)

main/gradebook/lib/be/category.class.php

@@ -250,7 +250,7 @@ class Category implements GradebookItem
      * Insert this category into the database
      */
 	public function add() {
-		if ( isset($this->name) && -1===$this->name) {
+		if ( isset($this->name) && '-1'==$this->name) {
 			return false;
 		}
 		if (isset($this->name) && isset($this->user_id) && isset($this->weight) && isset($this->visible)) {

main/gradebook/lib/fe/displaygradebook.php

@@ -310,7 +310,7 @@ class DisplayGradebook
                 }
                 if ($message_resource===false ) {
                 	$myname=$catobj->shows_all_information_an_category($catobj->get_id());
-                 	$header .= '<td><a href="gradebook_edit_all.php?'.$my_api_cidreq.'&selectcat=' . $catobj->get_id() . '">'.Display::return_icon('quiz.gif', get_lang('EditAllWeights')).' ' . get_lang('EditAllWeights') . '</a>';
+                 	$header .= '<td><a href="gradebook_edit_all.php?id_session='.$_SESSION['id_session'].'&amp;'.$my_api_cidreq.'&selectcat=' . $catobj->get_id() . '">'.Display::return_icon('quiz.gif', get_lang('EditAllWeights')).' ' . get_lang('EditAllWeights') . '</a>';
                 	$my_course_id=api_get_course_id();
                 	$my_file= substr($_SESSION['gradebook_dest'],0,5);
                 	if ($my_file!='index') {

main/gradebook/lib/gradebook_functions.inc.php

@@ -216,7 +216,7 @@ function build_edit_icons_eval($eval, $selectcat) {
 		$modify_icons .= '&nbsp;<a href="' . api_get_self() . '?deleteeval=' . $eval->get_id() . '&selectcat=' . $selectcat . '" onclick="return confirmation();"><img src="../img/delete.gif" border="0" title="' . get_lang('Delete') . '" alt="" /></a>';
 		//$modify_icons .= '&nbsp;<a href="' . api_get_self() . '?moveeval=' . $eval->get_id() . '&selectcat=' . $selectcat . '"><img src="../img/deplacer_fichier.gif" border="0" title="' . get_lang('Move') . '" alt="" /></a>';
 		$modify_icons .= '&nbsp;<a href="' . api_get_self() . '?visibleeval=' . $eval->get_id() . '&amp;' . $visibility_command . '=&amp;selectcat=' . $selectcat . '"><img src="../img/' . $visibility_icon . '.gif" border="0" title="' . get_lang('Visible') . '" alt="" /></a>';
-		if (api_is_course_admin() == true){
+		if (api_is_course_tutor()){
 			$modify_icons .= '&nbsp;<a href="gradebook_showlog_eval.php?visiblelog=' . $eval->get_id() . '&amp;selectcat=' . $selectcat . '"><img src="../img/file_txt_small.gif" border="0" title="' . get_lang('GradebookQualifyLog') . '" alt="" /></a>';
 		}
 		return $modify_icons;