--- loncom/lonnet/perl/lonnet.pm 2004/01/26 21:58:34 1.464
+++ loncom/lonnet/perl/lonnet.pm 2004/03/19 16:45:25 1.479
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.464 2004/01/26 21:58:34 albertel Exp $
+# $Id: lonnet.pm,v 1.479 2004/03/19 16:45:25 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -377,7 +377,12 @@ sub delenv {
return 'error: '.$!;
}
foreach (@oldenv) {
- unless ($_=~/^$delthis/) { print $fh $_; }
+ if ($_=~/^$delthis/) {
+ my ($key,undef) = split('=',$_);
+ delete($ENV{$key});
+ } else {
+ print $fh $_;
+ }
}
close($fh);
}
@@ -524,38 +529,21 @@ sub authenticate {
my ($uname,$upass,$udom)=@_;
$upass=escape($upass);
$uname=~s/\W//g;
- if (($perlvar{'lonRole'} eq 'library') &&
- ($udom eq $perlvar{'lonDefDomain'})) {
- my $answer=reply("encrypt:auth:$udom:$uname:$upass",$perlvar{'lonHostID'});
- if ($answer =~ /authorized/) {
- if ($answer eq 'authorized') {
- &logthis("User $uname at $udom authorized by local server");
- return $perlvar{'lonHostID'};
- }
- if ($answer eq 'non_authorized') {
- &logthis("User $uname at $udom rejected by local server");
- return 'no_host';
- }
- }
+ my $uhome=&homeserver($uname,$udom);
+ if (!$uhome) {
+ &logthis("User $uname at $udom is unknown in authenticate");
+ return 'no_host';
}
-
- my $tryserver;
- foreach $tryserver (keys %libserv) {
- if ($hostdom{$tryserver} eq $udom) {
- my $answer=reply("encrypt:auth:$udom:$uname:$upass",$tryserver);
- if ($answer =~ /authorized/) {
- if ($answer eq 'authorized') {
- &logthis("User $uname at $udom authorized by $tryserver");
- return $tryserver;
- }
- if ($answer eq 'non_authorized') {
- &logthis("User $uname at $udom rejected by $tryserver");
- return 'no_host';
- }
- }
- }
+ my $answer=reply("encrypt:auth:$udom:$uname:$upass",$uhome);
+ if ($answer eq 'authorized') {
+ &logthis("User $uname at $udom authorized by $uhome");
+ return $uhome;
+ }
+ if ($answer eq 'non_authorized') {
+ &logthis("User $uname at $udom rejected by $uhome");
+ return 'no_host';
}
- &logthis("User $uname at $udom could not be authenticated");
+ &logthis("User $uname at $udom threw error $answer when checking authentication mechanism");
return 'no_host';
}
@@ -661,7 +649,7 @@ sub assign_access_key {
$uname=$ENV{'user.domain'} unless (defined($uname));
my %existing=&get('accesskeys',[$ckey],$cdom,$cnum);
if (($existing{$ckey}=~/^\#(.*)$/) || # - new key
- ($existing{$ckey}=~/^$uname\:$udom\#(.*)$/)) {
+ ($existing{$ckey}=~/^\Q$uname\E\:\Q$udom\E\#(.*)$/)) {
# assigned to this person
# - this should not happen,
# unless something went wrong
@@ -768,7 +756,7 @@ sub validate_access_key {
$udom=$ENV{'user.name'} unless (defined($udom));
$uname=$ENV{'user.domain'} unless (defined($uname));
my %existing=&get('accesskeys',[$ckey],$cdom,$cnum);
- return ($existing{$ckey}=~/^$uname\:$udom\#/);
+ return ($existing{$ckey}=~/^\Q$uname\E\:\Q$udom\E\#/);
}
# ------------------------------------- Find the section of student in a course
@@ -796,7 +784,7 @@ sub getsection {
&homeserver($unam,$udom)))) {
my ($key,$value)=split(/\=/,$_);
$key=&unescape($key);
- next if ($key !~/^$courseid(?:\/)*(\w+)*\_st$/);
+ next if ($key !~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/);
my $section=$1;
if ($key eq $courseid.'_st') { $section=''; }
my ($dummy,$end,$start)=split(/\_/,&unescape($value));
@@ -975,7 +963,7 @@ sub usection {
&homeserver($unam,$udom)))) {
my ($key,$value)=split(/\=/,$_);
$key=&unescape($key);
- if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) {
+ if ($key=~/^\Q$courseid\E(?:\/)*(\w+)*\_st$/) {
my $section=$1;
if ($key eq $courseid.'_st') { $section=''; }
my ($dummy,$end,$start)=split(/\_/,&unescape($value));
@@ -1183,7 +1171,8 @@ sub tokenwrapper {
$uri=~s/^\///;
$ENV{'user.environment'}=~/\/([^\/]+)\.id/;
my $token=$1;
- if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {
+# if ($uri=~/^uploaded\/([^\/]+)\/([^\/]+)\/([^\/]+)(\?\.*)*$/) {
+ if ($uri=~m|^uploaded/([^/]+)/([^/]+)/(.+)(\?\.*)*$|) {
&appenv('userfile.'.$1.'/'.$2.'/'.$3 => $ENV{'request.course.id'});
return 'http://'.$hostname{ &homeserver($2,$1)}.'/'.$uri.
(($uri=~/\?/)?'&':'?').'token='.$token.
@@ -1192,7 +1181,65 @@ sub tokenwrapper {
return '/adm/notfound.html';
}
}
-
+
+# --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course
+# input: action, courseID, current domain, home server for course, intended
+# path to file, source of file.
+# output: ok if successful, diagnostic message otherwise
+#
+# Allows directory structure to be used within lonUsers/../userfiles/ for a
+# course.
+#
+# action = propagate - /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
+# will be copied to /home/httpd/lonUsers/1/2/3/$course/userfiles in
+# course's home server.
+#
+# action = copy - /home/httpd/html/userfiles/$domain/1/2/3/$course/$file will
+# be copied from $source (current location) to
+# /home/httpd/html/userfiles/$domain/1/2/3/$course/$file
+# and will then be copied to
+# /home/httpd/lonUsers/$domain/1/2/3/$course/userfiles/$file in
+# course's home server.
+
+sub process_coursefile {
+ my ($action,$docuname,$docudom,$docuhome,$file,$source)=@_;
+ my $fetchresult;
+ if ($action eq 'propagate') {
+ $fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$file
+ ,$docuhome);
+ } elsif ($action eq 'copy') {
+ my $fetchresult = '';
+ my $fpath = '';
+ my $fname = $file;
+ ($fpath,$fname) = ($file =~ m|^(.*)/([^/]+)$|);
+ $fpath=$docudom.'/'.$docuname.'/'.$fpath;
+ my $filepath=$perlvar{'lonDocRoot'}.'/userfiles';
+ unless ($fpath eq '') {
+ my @parts=split('/',$fpath);
+ foreach my $part (@parts) {
+ $filepath.= '/'.$part;
+ if ((-e $filepath)!=1) {
+ mkdir($filepath,0777);
+ }
+ }
+ }
+ if ($source eq '') {
+ $fetchresult = 'no source file';
+ } else {
+ my $destination = $filepath.'/'.$fname;
+ print STDERR "Getting ready to rename $source to $destination\n";
+ rename($source,$destination);
+ $fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$file,
+ $docuhome);
+ }
+ }
+ unless ( ($fetchresult eq 'ok') || ($fetchresult eq 'no source file') ) {
+ &logthis('Failed to transfer '.$docudom.'/'.$docuname.'/'.$file.
+ ' to host '.$docuhome.': '.$fetchresult);
+ }
+ return $fetchresult;
+}
+
# --------------- Take an uploaded file and put it into the userfiles directory
# input: name of form element, coursedoc=1 means this is for the course
# output: url of file in userspace
@@ -1248,9 +1295,8 @@ sub finishuserfileupload {
}
# Notify homeserver to grep it
#
-
- my $fetchresult=
- &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$fname,$docuhome);
+ my $fetchresult= &reply('fetchuserfile:'.$docudom.'/'.$docuname.'/'.$fname,
+ $docuhome);
if ($fetchresult eq 'ok') {
#
# Return the URL to it
@@ -1424,7 +1470,7 @@ sub userrolelog {
my ($trole,$username,$domain,$area,$tstart,$tend)=@_;
if (($trole=~/^ca/) || ($trole=~/^in/) ||
($trole=~/^cc/) || ($trole=~/^ep/) ||
- ($trole=~/^cr/)) {
+ ($trole=~/^cr/) || ($trole=~/^ta/)) {
my (undef,$rudom,$runame,$rsec)=split(/\//,$area);
$userrolehash
{$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec}
@@ -1436,6 +1482,10 @@ sub get_course_adv_roles {
my $cid=shift;
$cid=$ENV{'request.course.id'} unless (defined($cid));
my %coursehash=&coursedescription($cid);
+ my %nothide=();
+ foreach (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
+ $nothide{join(':',split(/[\@\:]/,$_))}=1;
+ }
my %returnhash=();
my %dumphash=
&dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'});
@@ -1446,6 +1496,8 @@ sub get_course_adv_roles {
if (($tend) && ($tend<$now)) { next; }
if (($tstart) && ($now<$tstart)) { next; }
my ($role,$username,$domain,$section)=split(/\:/,$_);
+ if ((&privileged($username,$domain)) &&
+ (!$nothide{$username.':'.$domain})) { next; }
my $key=&plaintext($role);
if ($section) { $key.=' (Sec/Grp '.$section.')'; }
if ($returnhash{$key}) {
@@ -2577,14 +2629,14 @@ sub allowed {
# Course
- if ($ENV{'user.priv.'.$ENV{'request.role'}.'./'}=~/$priv\&([^\:]*)/) {
+ if ($ENV{'user.priv.'.$ENV{'request.role'}.'./'}=~/\Q$priv\E\&([^\:]*)/) {
$thisallowed.=$1;
}
# Domain
if ($ENV{'user.priv.'.$ENV{'request.role'}.'./'.(split(/\//,$uri))[0].'/'}
- =~/$priv\&([^\:]*)/) {
+ =~/\Q$priv\E\&([^\:]*)/) {
$thisallowed.=$1;
}
@@ -2594,7 +2646,7 @@ sub allowed {
$courseuri=~s/^([^\/])/\/$1/;
if ($ENV{'user.priv.'.$ENV{'request.role'}.'.'.$courseuri}
- =~/$priv\&([^\:]*)/) {
+ =~/\Q$priv\E\&([^\:]*)/) {
$thisallowed.=$1;
}
@@ -2612,7 +2664,7 @@ sub allowed {
# If this is generating or modifying users, exit with special codes
- if (':csu:cdc:ccc:cin:cta:cep:ccr:cst:cad:cli:cau:cdg:cca:'=~/\:$priv\:/) {
+ if (':csu:cdc:ccc:cin:cta:cep:ccr:cst:cad:cli:cau:cdg:cca:'=~/\:\Q$priv\E\:/) {
return $thisallowed;
}
#
@@ -2633,7 +2685,7 @@ sub allowed {
if ($match) {
$statecond=$cond;
if ($ENV{'user.priv.'.$ENV{'request.role'}.'./'.$courseprivid}
- =~/$priv\&([^\:]*)/) {
+ =~/\Q$priv\E\&([^\:]*)/) {
$thisallowed.=$1;
$checkreferer=0;
}
@@ -2661,7 +2713,7 @@ sub allowed {
if ($match) {
my $refstatecond=$cond;
if ($ENV{'user.priv.'.$ENV{'request.role'}.'./'.$courseprivid}
- =~/$priv\&([^\:]*)/) {
+ =~/\Q$priv\E\&([^\:]*)/) {
$thisallowed.=$1;
$uri=$refuri;
$statecond=$refstatecond;
@@ -2714,7 +2766,7 @@ sub allowed {
if ((time-$ENV{$prefix.'last_cache'})>$expiretime) {
&coursedescription($courseid);
}
- if (($ENV{$prefix.'res.'.$uri.'.lock.sections'}=~/\,$csec\,/)
+ if (($ENV{$prefix.'res.'.$uri.'.lock.sections'}=~/\,\Q$csec\E\,/)
|| ($ENV{$prefix.'res.'.$uri.'.lock.sections'} eq 'all')) {
if ($ENV{$prefix.'res.'.$uri.'.lock.expire'}>time) {
&log($ENV{'user.domain'},$ENV{'user.name'},
@@ -2725,7 +2777,7 @@ sub allowed {
return '';
}
}
- if (($ENV{$prefix.'priv.'.$priv.'.lock.sections'}=~/\,$csec\,/)
+ if (($ENV{$prefix.'priv.'.$priv.'.lock.sections'}=~/\,\Q$csec\E\,/)
|| ($ENV{$prefix.'priv.'.$priv.'.lock.sections'} eq 'all')) {
if ($ENV{'priv.'.$priv.'.lock.expire'}>time) {
&log($ENV{'user.domain'},$ENV{'user.name'},
@@ -2759,7 +2811,7 @@ sub allowed {
my $rolecode=(split(/\./,$ENV{'request.role'}))[0];
my $unamedom=$ENV{'user.name'}.':'.$ENV{'user.domain'};
if ($ENV{'course.'.$ENV{'request.course.id'}.'.'.$priv.'.roles.denied'}
- =~/$rolecode/) {
+ =~/\Q$rolecode\E/) {
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.host'},
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode.' in '.
$ENV{'request.course.id'});
@@ -2767,7 +2819,7 @@ sub allowed {
}
if ($ENV{'course.'.$ENV{'request.course.id'}.'.'.$priv.'.users.denied'}
- =~/$unamedom/) {
+ =~/\Q$unamedom\E/) {
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.host'},
'Denied by user: '.$priv.' for '.$uri.' as '.$unamedom.' in '.
$ENV{'request.course.id'});
@@ -2779,7 +2831,7 @@ sub allowed {
if ($thisallowed=~/R/) {
my $rolecode=(split(/\./,$ENV{'request.role'}))[0];
- if (&metadata($uri,'roledeny')=~/$rolecode/) {
+ if (&metadata($uri,'roledeny')=~/\Q$rolecode\E/) {
&log($ENV{'user.domain'},$ENV{'user.name'},$ENV{'user.host'},
'Denied by role: '.$priv.' for '.$uri.' as '.$rolecode);
return '';
@@ -2791,7 +2843,7 @@ sub allowed {
if ($thisallowed=~/X/) {
if ($ENV{'acc.randomout'}) {
my $symb=&symbread($uri,1);
- if (($symb) && ($ENV{'acc.randomout'}=~/\&$symb\&/)) {
+ if (($symb) && ($ENV{'acc.randomout'}=~/\&\Q$symb\E\&/)) {
return '';
}
}
@@ -2855,27 +2907,27 @@ sub definerole {
my ($rolename,$sysrole,$domrole,$courole)=@_;
foreach (split(':',$sysrole)) {
my ($crole,$cqual)=split(/\&/,$_);
- if ($pr{'cr:s'}!~/$crole/) { return "refused:s:$crole"; }
- if ($pr{'cr:s'}=~/$crole\&/) {
- if ($pr{'cr:s'}!~/$crole\&\w*$cqual/) {
+ if ($pr{'cr:s'}!~/\Q$crole\E/) { return "refused:s:$crole"; }
+ if ($pr{'cr:s'}=~/\Q$crole\E\&/) {
+ if ($pr{'cr:s'}!~/\Q$crole\E\&\w*\Q$cqual\E/) {
return "refused:s:$crole&$cqual";
}
}
}
foreach (split(':',$domrole)) {
my ($crole,$cqual)=split(/\&/,$_);
- if ($pr{'cr:d'}!~/$crole/) { return "refused:d:$crole"; }
- if ($pr{'cr:d'}=~/$crole\&/) {
- if ($pr{'cr:d'}!~/$crole\&\w*$cqual/) {
+ if ($pr{'cr:d'}!~/\Q$crole\E/) { return "refused:d:$crole"; }
+ if ($pr{'cr:d'}=~/\Q$crole\E\&/) {
+ if ($pr{'cr:d'}!~/\Q$crole\W\&\w*\Q$cqual\E/) {
return "refused:d:$crole&$cqual";
}
}
}
foreach (split(':',$courole)) {
my ($crole,$cqual)=split(/\&/,$_);
- if ($pr{'cr:c'}!~/$crole/) { return "refused:c:$crole"; }
- if ($pr{'cr:c'}=~/$crole\&/) {
- if ($pr{'cr:c'}!~/$crole\&\w*$cqual/) {
+ if ($pr{'cr:c'}!~/\Q$crole\E/) { return "refused:c:$crole"; }
+ if ($pr{'cr:c'}=~/\Q$crole\E\&/) {
+ if ($pr{'cr:c'}!~/\Q$crole\E\&\w*\Q$cqual\E/) {
return "refused:c:$crole&$cqual";
}
}
@@ -2922,7 +2974,7 @@ sub log_query {
my $command=&escape(join(':',map{$_.'='.$filters{$_}} keys %filters));
my $queryid=&reply("querysend:".$query.':'.$udom.':'.$uname.':'.$command,
$uhome);
- unless ($queryid=~/^$uhost\_/) { return 'error: '.$queryid; }
+ unless ($queryid=~/^\Q$uhost\E\_/) { return 'error: '.$queryid; }
return get_query_reply($queryid);
}
@@ -3821,10 +3873,11 @@ sub packages_tab_default {
my $packages=&metadata($uri,'packages');
foreach my $package (split(/,/,$packages)) {
my ($pack_type,$pack_part)=split(/_/,$package,2);
- if ($pack_part eq $part) {
- if (defined($packagetab{"$pack_type&$name&default"})) {
- return $packagetab{"$pack_type&$name&default"};
- }
+ if (defined($packagetab{"$pack_type&$name&default"})) {
+ return $packagetab{"$pack_type&$name&default"};
+ }
+ if (defined($packagetab{$pack_type."_".$pack_part."&$name&default"})) {
+ return $packagetab{$pack_type."_".$pack_part."&$name&default"};
}
}
return undef;
@@ -3854,8 +3907,8 @@ sub metadata {
# if it is a non metadata possible uri return quickly
if (($uri eq '') || (($uri =~ m|^/*adm/|) && ($uri !~ m|^adm/includes|)) ||
($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ /^~/) ||
- ($uri =~ m|home/[^/]+/public_html/|)) {
- return '';
+ ($uri =~ m|home/[^/]+/public_html/|) || ($uri =~ m|^uploaded/|)) {
+ return undef;
}
my $filename=$uri;
$uri=~s/\.meta$//;
@@ -4045,7 +4098,7 @@ sub metadata_generate_part0 {
my $olddis=$$metacache{':parameter_'.$allnames{$name}.'_'.$name.
'.display'};
my $expr='\\[Part: '.$allnames{$name}.'\\]';
- $olddis=~s/$expr/\[Part: 0\]/;
+ $olddis=~s/\Q$expr\E/\[Part: 0\]/;
$$metacache{"$key.display"}=$olddis;
}
}
@@ -4403,49 +4456,83 @@ sub setup_random_from_rndseed {
}
}
+sub latest_receipt_algorithm_id {
+ return 'receipt2';
+}
+
sub ireceipt {
- my ($funame,$fudom,$fucourseid,$fusymb)=@_;
+ my ($funame,$fudom,$fucourseid,$fusymb,$part)=@_;
my $cuname=unpack("%32C*",$funame);
my $cudom=unpack("%32C*",$fudom);
my $cucourseid=unpack("%32C*",$fucourseid);
my $cusymb=unpack("%32C*",$fusymb);
my $cunique=unpack("%32C*",$perlvar{'lonReceipt'});
- return unpack("%32C*",$perlvar{'lonHostID'}).'-'.
- ($cunique%$cuname+
- $cunique%$cudom+
- $cusymb%$cuname+
- $cusymb%$cudom+
- $cucourseid%$cuname+
- $cucourseid%$cudom);
+ my $cpart=unpack("%32S*",$part);
+ my $return =unpack("%32C*",$perlvar{'lonHostID'}).'-';
+ if ($ENV{"course.$fucourseid.receiptalg"} eq 'receipt2' ||
+ $ENV{'request.state'} eq 'construct') {
+ &Apache::lonxml::debug("doing receipt2 using parts $cpart, uname $cuname and udom $cudom gets ".($cpart%$cuname).
+ " and ".($cpart%$cudom));
+
+ $return.= ($cunique%$cuname+
+ $cunique%$cudom+
+ $cusymb%$cuname+
+ $cusymb%$cudom+
+ $cucourseid%$cuname+
+ $cucourseid%$cudom+
+ $cpart%$cuname+
+ $cpart%$cudom);
+ } else {
+ $return.= ($cunique%$cuname+
+ $cunique%$cudom+
+ $cusymb%$cuname+
+ $cusymb%$cudom+
+ $cucourseid%$cuname+
+ $cucourseid%$cudom);
+ }
+ return $return;
}
sub receipt {
- my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
- return &ireceipt($name,$domain,$courseid,$symb);
+ my ($part)=@_;
+ my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
+ return &ireceipt($name,$domain,$courseid,$symb,$part);
}
# ------------------------------------------------------------ Serves up a file
-# returns either the contents of the file or a -1
+# returns either the contents of the file or
+# -1 if the file doesn't exist
+# -2 if an error occured when trying to aqcuire the file
+
sub getfile {
- my $file=shift;
- if ($file=~/^\/*uploaded\//) { # user file
- my $ua=new LWP::UserAgent;
- my $request=new HTTP::Request('GET',&tokenwrapper($file));
- my $response=$ua->request($request);
- if ($response->is_success()) {
- return $response->content;
- } else {
- return -1;
- }
- } else { # normal file from res space
- &repcopy($file);
- if (! -e $file ) { return -1; };
- my $fh;
- open($fh,"<$file");
- my $a='';
- while (<$fh>) { $a .=$_; }
- return $a;
- }
+ my $file=shift;
+ if ($file=~/^\/*uploaded\//) { # user file
+ my $ua=new LWP::UserAgent;
+ my $request=new HTTP::Request('GET',&tokenwrapper($file));
+ my $response=$ua->request($request);
+ if ($response->is_success()) {
+ return $response->content;
+ } else {
+ #&logthis("Return Code is ".$response->code." for $file ".
+ # &tokenwrapper($file));
+ # 500 for ISE when tokenwrapper can't figure out what server to
+ # contact
+ # 503 when lonuploadacc can't contact the requested server
+ if ($response->code eq 503 || $response->code eq 500) {
+ return -2;
+ } else {
+ return -1;
+ }
+ }
+ } else { # normal file from res space
+ &repcopy($file);
+ if (! -e $file ) { return -1; };
+ my $fh;
+ open($fh,"<$file");
+ my $a='';
+ while (<$fh>) { $a .=$_; }
+ return $a;
+ }
}
sub filelocation {
@@ -4458,7 +4545,7 @@ sub filelocation {
} elsif ($file=~/^\/*uploaded/) { # is an uploaded file
$location=$file;
} else {
- $file=~s/^$perlvar{'lonDocRoot'}//;
+ $file=~s/^\Q$perlvar{'lonDocRoot'}\E//;
$file=~s:^/res/:/:;
if ( !( $file =~ m:^/:) ) {
$location = $dir. '/'.$file;
@@ -4468,6 +4555,7 @@ sub filelocation {
}
$location=~s://+:/:g; # remove duplicate /
while ($location=~m:/\.\./:) {$location=~ s:/[^/]+/\.\./:/:g;} #remove dir/..
+ while ($location=~m:/\./:) {$location=~ s:/\./:/:g;} #remove /./
return $location;
}
@@ -4486,11 +4574,35 @@ sub hreflocation {
return $file;
}
+sub current_machine_domains {
+ my $hostname=$hostname{$perlvar{'lonHostID'}};
+ my @domains;
+ while( my($id, $name) = each(%hostname)) {
+# &logthis("-$id-$name-$hostname-");
+ if ($hostname eq $name) {
+ push(@domains,$hostdom{$id});
+ }
+ }
+ return @domains;
+}
+
+sub current_machine_ids {
+ my $hostname=$hostname{$perlvar{'lonHostID'}};
+ my @ids;
+ while( my($id, $name) = each(%hostname)) {
+# &logthis("-$id-$name-$hostname-");
+ if ($hostname eq $name) {
+ push(@ids,$id);
+ }
+ }
+ return @ids;
+}
+
# ------------------------------------------------------------- Declutters URLs
sub declutter {
my $thisfn=shift;
- $thisfn=~s/^$perlvar{'lonDocRoot'}//;
+ $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//;
$thisfn=~s/^\///;
$thisfn=~s/^res\///;
$thisfn=~s/\?.+$//;