--- loncom/lonnet/perl/lonnet.pm	2003/08/06 16:43:36	1.397
+++ loncom/lonnet/perl/lonnet.pm	2003/09/02 13:07:51	1.408
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.397 2003/08/06 16:43:36 albertel Exp $
+# $Id: lonnet.pm,v 1.408 2003/09/02 13:07:51 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -76,7 +76,9 @@ qw(%perlvar %hostname %homecache %badSer
    %libserv %pr %prp %metacache %packagetab %titlecache 
    %courselogs %accesshash %userrolehash $processmarker $dumpcount 
    %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseresdatacache 
-   %domaindescription %domain_auth_def %domain_auth_arg_def $tmpdir);
+   %domaindescription %domain_auth_def %domain_auth_arg_def 
+   %domain_lang_def %domain_city %domain_longi %domain_lati $tmpdir);
+
 use IO::Socket;
 use GDBM_File;
 use Apache::Constants qw(:common :http);
@@ -243,6 +245,16 @@ sub critical {
     }
     return $answer;
 }
+
+# -------------- Remove all key from the env that start witha lowercase letter
+#                (Which is alweways a lon-capa value)
+sub cleanenv {
+    foreach my $key (keys(%ENV)) {
+	if ($key =~ /^[a-z]/) {
+	    delete($ENV{$key});
+	}
+    }
+}
  
 # ------------------------------------------- Transfer profile into environment
 
@@ -377,8 +389,8 @@ sub userload {
 	my $curtime=time;
 	while ($filename=readdir(LONIDS)) {
 	    if ($filename eq '.' || $filename eq '..') {next;}
-	    my ($atime)=(stat($perlvar{'lonIDsDir'}.'/'.$filename))[8];
-	    if ($curtime-$atime < 3600) { $numusers++; }
+	    my ($mtime)=(stat($perlvar{'lonIDsDir'}.'/'.$filename))[9];
+	    if ($curtime-$mtime < 3600) { $numusers++; }
 	}
 	closedir(LONIDS);
     }
@@ -1216,7 +1228,7 @@ sub courseacclog {
     my $fnsymb=shift;
     unless ($ENV{'request.course.id'}) { return ''; }
     my $what=$fnsymb.':'.$ENV{'user.name'}.':'.$ENV{'user.domain'};
-    if ($fnsymb=~/(problem|exam|quiz|assess|survey|form)$/) {
+    if ($fnsymb=~/(problem|exam|quiz|assess|survey|form|page)$/) {
         $what.=':POST';
 	foreach (keys %ENV) {
             if ($_=~/^form\.(.*)/) {
@@ -1284,6 +1296,53 @@ sub get_course_adv_roles {
     return %returnhash;
 }
 
+sub get_my_roles {
+    my ($uname,$udom)=@_;
+    unless (defined($uname)) { $uname=$ENV{'user.name'}; }
+    unless (defined($udom)) { $udom=$ENV{'user.domain'}; }
+    my %dumphash=
+            &dump('nohist_userroles',$udom,$uname);
+    my %returnhash=();
+    my $now=time;
+    foreach (keys %dumphash) {
+	my ($tend,$tstart)=split(/\:/,$dumphash{$_});
+        if (($tstart) && ($tstart<0)) { next; }
+        if (($tend) && ($tend<$now)) { next; }
+        if (($tstart) && ($now<$tstart)) { next; }
+        my ($role,$username,$domain,$section)=split(/\:/,$_);
+	$returnhash{$username.':'.$domain.':'.$role}=$tstart.':'.$tend;
+     }
+    return %returnhash;
+}
+
+# ----------------------------------------------------- Frontpage Announcements
+#
+#
+
+sub postannounce {
+    my ($server,$text)=@_;
+    unless (&allowed('psa',$hostdom{$server})) { return 'refused'; }
+    unless ($text=~/\w/) { $text=''; }
+    return &reply('setannounce:'.&escape($text),$server);
+}
+
+sub getannounce {
+    if (my $fh=Apache::File->new($perlvar{'lonDocRoot'}.'/announcement.txt')) {
+	my $announcement='';
+	while (<$fh>) { $announcement .=$_; }
+	$fh->close();
+	if ($announcement=~/\w/) { 
+	    return 
+   '<table bgcolor="#FF5555" cellpadding="5" cellspacing="3">'.
+   '<tr><td bgcolor="#FFFFFF"><pre>'.$announcement.'</pre></td></tr></table>'; 
+	} else {
+	    return '';
+	}
+    } else {
+	return '';
+    }
+}
+
 # ---------------------------------------------------------- Course ID routines
 # Deal with domain's nohist_courseid.db files
 #
@@ -2077,6 +2136,21 @@ sub dump {
    return %returnhash;
 }
 
+# -------------------------------------------------------------- keys interface
+
+sub getkeys {
+   my ($namespace,$udomain,$uname)=@_;
+   if (!$udomain) { $udomain=$ENV{'user.domain'}; }
+   if (!$uname) { $uname=$ENV{'user.name'}; }
+   my $uhome=&homeserver($uname,$udomain);
+   my $rep=reply("keys:$udomain:$uname:$namespace",$uhome);
+   my @keyarray=();
+   foreach (split(/\&/,$rep)) {
+      push (@keyarray,&unescape($_));
+   }
+   return @keyarray;
+}
+
 # --------------------------------------------------------------- currentdump
 sub currentdump {
    my ($courseid,$sdom,$sname)=@_;
@@ -2209,6 +2283,9 @@ sub customaccess {
             $access=($effect eq 'allow');
             last;
         }
+	if ($realm eq '' && $role eq '') {
+            $access=($effect eq 'allow');
+	}
     }
     return $access;
 }
@@ -2221,6 +2298,7 @@ sub allowed {
     my $orguri=$uri;
     $uri=&declutter($uri);
 
+    if (defined($ENV{'allowed.'.$priv})) { return $ENV{'allowed.'.$priv}; }
 # Free bre access to adm and meta resources
 
     if ((($uri=~/^adm\//) || ($uri=~/\.meta$/)) && ($priv eq 'bre')) {
@@ -2746,7 +2824,8 @@ sub modifyuser {
              ' in domain '.$ENV{'request.role.domain'});
     my $uhome=&homeserver($uname,$udom,'true');
 # ----------------------------------------------------------------- Create User
-    if (($uhome eq 'no_host') && ($umode) && ($upass)) {
+    if (($uhome eq 'no_host') && 
+	(($umode && $upass) || ($umode eq 'localauth'))) {
         my $unhome='';
         if (defined($desiredhome) && $hostdom{$desiredhome} eq $udom) { 
             $unhome = $desiredhome;
@@ -3506,14 +3585,15 @@ sub metadata {
         if ($liburi) {
 	    $liburi=&declutter($liburi);
             $filename=$liburi;
-        }
+        } else {
+	    delete($metacache{$uri.':packages'});
+	}
         my %metathesekeys=();
         unless ($filename=~/\.meta$/) { $filename.='.meta'; }
 	my $metastring=&getfile(&filelocation('',&clutter($filename)));
         my $parser=HTML::LCParser->new(\$metastring);
         my $token;
         undef %metathesekeys;
-	delete($metacache{$uri.':packages'});
         while ($token=$parser->get_token) {
 	    if ($token->[0] eq 'S') {
 		if (defined($token->[2]->{'package'})) {
@@ -4119,11 +4199,16 @@ BEGIN {
            next if (/^(\#|\s*$)/);
 #           next if /^\#/;
            chomp;
-           my ($domain, $domain_description, $def_auth, $def_auth_arg)
-               = split(/:/,$_,4);
-           $domain_auth_def{$domain}=$def_auth;
+           my ($domain, $domain_description, $def_auth, $def_auth_arg,
+	       $def_lang, $city, $longi, $lati) = split(/:/,$_);
+	   $domain_auth_def{$domain}=$def_auth;
            $domain_auth_arg_def{$domain}=$def_auth_arg;
-           $domaindescription{$domain}=$domain_description;
+	   $domaindescription{$domain}=$domain_description;
+	   $domain_lang_def{$domain}=$def_lang;
+	   $domain_city{$domain}=$city;
+	   $domain_longi{$domain}=$longi;
+	   $domain_lati{$domain}=$lati;
+
 #          &logthis("Domain.tab: $domain, $domain_auth_def{$domain}, $domain_auth_arg_def{$domain},$domaindescription{$domain}");
 #          &logthis("Domain.tab: $domain ".$domaindescription{$domain} );
        }