MDL-26392 WIKI added file managment support to wiki editor

mod/wiki/map.php

@@ -53,8 +53,9 @@ if (!$wiki = wiki_get_wiki($subwiki->wikiid)) {
     print_error('incorrectwikiid', 'wiki');
 }
 
-require_course_login($course->id, true, $cm);
-
+require_login($course->id, true, $cm);
+$context = get_context_instance(CONTEXT_MODULE, $cm->id);
+require_capability('mod/wiki:viewpage', $context);
 add_to_log($course->id, "wiki", "map", "map.php?id=$cm->id", "$wiki->id");
 
 /// Print page header