--- loncom/lonnet/perl/lonnet.pm	2005/02/13 23:09:03	1.587.2.3.2.3
+++ loncom/lonnet/perl/lonnet.pm	2005/02/14 02:22:25	1.587.2.3.2.6
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.587.2.3.2.3 2005/02/13 23:09:03 albertel Exp $
+# $Id: lonnet.pm,v 1.587.2.3.2.6 2005/02/14 02:22:25 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -36,7 +36,7 @@ use HTTP::Date;
 # use Date::Parse;
 use vars 
 qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom 
-   %libserv %pr %prp $memcache %packagetab %courseresversioncache %resversioncache
+   %libserv %pr %prp $memcache %packagetab 
    %courselogs %accesshash %userrolehash $processmarker $dumpcount 
    %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseinstcodebuf %courseownerbuf %courseresdatacache 
    %userresdatacache %getsectioncache %domaindescription %domain_auth_def %domain_auth_arg_def 
@@ -1022,17 +1022,20 @@ EVALBLOCK
 #    &logthis("load_cache_item $name took ".(&Time::HiRes::time()-$starttime));
 }
 
-sub devalidate_cache_new {
-    my ($name,$id) = @_;
-    if (1) { &Apache::lonnet::logthis("deleting $name:$id"); }
-    $memcache->delete(&escape($name.':'.$id));
-}
-
 my $to_remember=10;
 my %remembered;
 my %accessed;
 my $kicks=0;
 my $hits=0;
+sub devalidate_cache_new {
+    my ($name,$id) = @_;
+    if (0) { &Apache::lonnet::logthis("deleting $name:$id"); }
+    $id=&escape($name.':'.$id);
+    $memcache->delete($id);
+    delete($remembered{$id});
+    delete($accessed{$id});
+}
+
 sub is_cached_new {
     my ($name,$id,$debug) = @_;
     $debug=0;
@@ -1067,6 +1070,7 @@ sub do_cache_new {
     }
     if ($debug) { &Apache::lonnet::logthis("Setting $id to $value"); }
     $memcache->set($id,$setvalue,300);
+    &make_room($id,$value);
     return $value;
 }
 
@@ -1133,7 +1137,7 @@ sub getversion {
 
 sub currentversion {
     my $fname=shift;
-    my ($result,$cached)=&is_cached(\%resversioncache,$fname,'resversion',600);
+    my ($result,$cached)=&is_cached_new('resversion',$fname);
     if (defined($cached)) { return $result; }
     my $author=$fname;
     $author=~s/\/home\/httpd\/html\/res\/([^\/]*)\/([^\/]*).*/$1\/$2/;
@@ -1146,7 +1150,7 @@ sub currentversion {
     if (($answer eq 'con_lost') || ($answer eq 'rejected')) {
 	return -1;
     }
-    return &do_cache(\%resversioncache,$fname,$answer,'resversion');
+    return &do_cache_new('resversion',$fname,$answer,600);
 }
 
 # ----------------------------- Subscribe to a resource, return URL if possible
@@ -4797,7 +4801,8 @@ sub gettitle {
     my $urlsymb=shift;
     my $symb=&symbread($urlsymb);
     if ($symb) {
-	my ($result,$cached)=&is_cached_new('title',$symb);
+	my $key=$ENV{'request.course.id'}."\0".$symb;
+	my ($result,$cached)=&is_cached_new('title',$key);
 	if (defined($cached)) { 
 	    return $result;
 	}
@@ -4812,7 +4817,7 @@ sub gettitle {
 	}
 	$title=~s/\&colon\;/\:/gs;
 	if ($title) {
-	    return &do_cache_new('title',$symb,$title,600);
+	    return &do_cache_new('title',$key,$title,600);
 	}
 	$urlsymb=$url;
     }
@@ -4926,8 +4931,7 @@ sub fixversion {
     my $uri=&clutter($fn);
     my $key=$ENV{'request.course.id'}.'_'.$uri;
 # is this cached?
-    my ($result,$cached)=&is_cached(\%courseresversioncache,$key,
-				    'courseresversion',600);
+    my ($result,$cached)=&is_cached_new('courseresversion',$key);
     if (defined($cached)) { return $result; }
 # unfortunately not cached, or expired
     if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
@@ -4941,8 +4945,7 @@ sub fixversion {
  	}
  	untie %bighash;
     }
-    return &do_cache
-	(\%courseresversioncache,$key,&declutter($uri),'courseresversion');
+    return &do_cache_new('courseresversion',$key,&declutter($uri),600);
 }
 
 sub deversion {
@@ -5660,8 +5663,8 @@ sub goodbye {
 #1.1 only
    &logthis(sprintf("%-20s is %s",'%userresdatacache',length(&freeze(\%userresdatacache))));
    &logthis(sprintf("%-20s is %s",'%getsectioncache',length(&freeze(\%getsectioncache))));
-   &logthis(sprintf("%-20s is %s",'%courseresversioncache',length(&freeze(\%courseresversioncache))));
-   &logthis(sprintf("%-20s is %s",'%resversioncache',length(&freeze(\%resversioncache))));
+#   &logthis(sprintf("%-20s is %s",'%courseresversioncache',length(&freeze(\%courseresversioncache))));
+#   &logthis(sprintf("%-20s is %s",'%resversioncache',length(&freeze(\%resversioncache))));
    &logthis(sprintf("%-20s is %s",'%remembered',length(&freeze(\%remembered))));
    &logthis(sprintf("%-20s is %s",'kicks',$kicks));
    &logthis(sprintf("%-20s is %s",'hits',$hits));