--- loncom/lonnet/perl/lonnet.pm 2005/04/07 08:15:41 1.621
+++ loncom/lonnet/perl/lonnet.pm 2005/05/05 20:50:38 1.633
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.621 2005/04/07 08:15:41 albertel Exp $
+# $Id: lonnet.pm,v 1.633 2005/05/05 20:50:38 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -258,6 +258,7 @@ sub critical {
sub transfer_profile_to_env {
my ($lonidsdir,$handle)=@_;
+ undef(%env);
my @profile;
{
open(my $idf,"$lonidsdir/$handle.id");
@@ -827,8 +828,11 @@ sub getsection {
}
sub save_cache {
+ my ($r)=@_;
+ if (! $r->is_initial_req()) { return DECLINED; }
&purge_remembered();
undef(%env);
+ return OK;
}
my $to_remember=-1;
@@ -875,6 +879,9 @@ sub do_cache_new {
if (!defined($setvalue)) {
$setvalue='__undef__';
}
+ if (!defined($time) ) {
+ $time=600;
+ }
if ($debug) { &Apache::lonnet::logthis("Setting $id to $value"); }
$memcache->set($id,$setvalue,$time);
# need to make a copy of $value
@@ -1614,7 +1621,7 @@ sub courseidput {
}
sub courseiddump {
- my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,$hostidflag,$hostidref)=@_;
+ my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter,$coursefilter,$hostidflag,$hostidref)=@_;
my %returnhash=();
unless ($domfilter) { $domfilter=''; }
foreach my $tryserver (keys %libserv) {
@@ -1623,7 +1630,7 @@ sub courseiddump {
foreach (
split(/\&/,&reply('courseiddump:'.$hostdom{$tryserver}.':'.
$sincefilter.':'.&escape($descfilter).':'.
- &escape($instcodefilter).':'.&escape($ownerfilter),
+ &escape($instcodefilter).':'.&escape($ownerfilter).':'.&escape($coursefilter),
$tryserver))) {
my ($key,$value)=split(/\=/,$_);
if (($key) && ($value)) {
@@ -2558,10 +2565,16 @@ sub convert_dump_to_currentdump{
return \%returnhash;
}
+# ------------------------------------------------------ critical inc interface
+
+sub cinc {
+ return &inc(@_,'critical');
+}
+
# --------------------------------------------------------------- inc interface
sub inc {
- my ($namespace,$store,$udomain,$uname) = @_;
+ my ($namespace,$store,$udomain,$uname,$critical) = @_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
@@ -2579,7 +2592,11 @@ sub inc {
}
}
$items=~s/\&$//;
- return &reply("inc:$udomain:$uname:$namespace:$items",$uhome);
+ if ($critical) {
+ return &critical("inc:$udomain:$uname:$namespace:$items",$uhome);
+ } else {
+ return &reply("inc:$udomain:$uname:$namespace:$items",$uhome);
+ }
}
# --------------------------------------------------------------- put interface
@@ -2597,8 +2614,23 @@ sub put {
return &reply("put:$udomain:$uname:$namespace:$items",$uhome);
}
-# ---------------------------------------------------------- putstore interface
-
+# ------------------------------------------------------------ newput interface
+
+sub newput {
+ my ($namespace,$storehash,$udomain,$uname)=@_;
+ if (!$udomain) { $udomain=$env{'user.domain'}; }
+ if (!$uname) { $uname=$env{'user.name'}; }
+ my $uhome=&homeserver($uname,$udomain);
+ my $items='';
+ foreach my $key (keys(%$storehash)) {
+ $items.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&';
+ }
+ $items=~s/\&$//;
+ return &reply("newput:$udomain:$uname:$namespace:$items",$uhome);
+}
+
+# --------------------------------------------------------- putstore interface
+
sub putstore {
my ($namespace,$storehash,$udomain,$uname)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
@@ -3740,7 +3772,6 @@ sub mark_as_readonly {
my %current_permissions = &dump('file_permissions',$domain,$user);
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
-
foreach my $file (@{$files}) {
push(@{$current_permissions{$file}},$what);
}
@@ -3819,17 +3850,21 @@ sub files_not_in_path {
#--------------------------------------------------------------Get Marked as Read Only
+
sub get_marked_as_readonly {
my ($domain,$user,$what) = @_;
my %current_permissions = &dump('file_permissions',$domain,$user);
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
-
my @readonly_files;
+ my $cmp1=$what;
+ if (ref($what)) { $cmp1=join('',@{$what}) };
while (my ($file_name,$value) = each(%current_permissions)) {
if (ref($value) eq "ARRAY"){
foreach my $stored_what (@{$value}) {
- if ($stored_what eq $what) {
+ my $cmp2=$stored_what;
+ if (ref($stored_what)) { $cmp2=join('',@{$stored_what}) };
+ if ($cmp1 eq $cmp2) {
push(@readonly_files, $file_name);
} elsif (!defined($what)) {
push(@readonly_files, $file_name);
@@ -3864,13 +3899,13 @@ sub get_marked_as_readonly_hash {
# ------------------------------------------------------------ Unmark as Read Only
sub unmark_as_readonly {
- # unmarks all files locked by $what
- # for portfolio submissions, $what contains $crsid and $symb
- my ($domain,$user,$what) = @_;
+ # unmarks $file_name (if $file_name is defined), or all files locked by $what
+ # for portfolio submissions, $what contains [$symb,$crsid]
+ my ($domain,$user,$what,$file_name) = @_;
+ my $symb_crs = join('',@$what);
my %current_permissions = &dump('file_permissions',$domain,$user);
my ($tmp)=keys(%current_permissions);
if ($tmp=~/^error:/) { undef(%current_permissions); }
-
my @readonly_files = &get_marked_as_readonly($domain,$user,$what);
foreach my $file(@readonly_files){
my $current_locks = $current_permissions{$file};
@@ -3878,7 +3913,13 @@ sub unmark_as_readonly {
my @del_keys;
if (ref($current_locks) eq "ARRAY"){
foreach my $locker (@{$current_locks}) {
- unless ($locker eq $what) {
+ my $compare=$locker;
+ if (ref($locker)) { $compare=join('',@{$locker}) };
+ if ($compare eq $symb_crs) {
+ if (defined($file_name) && ($file_name ne $file)) {
+ push(@new_locks, $what);
+ }
+ } else {
push(@new_locks, $what);
}
}
@@ -4082,13 +4123,14 @@ sub devalidatecourseresdata {
# --------------------------------------------------- Course Resourcedata Query
-sub courseresdata {
- my ($coursenum,$coursedomain,@which)=@_;
+sub get_courseresdata {
+ my ($coursenum,$coursedomain)=@_;
my $coursehom=&homeserver($coursenum,$coursedomain);
my $hashid=$coursenum.':'.$coursedomain;
my ($result,$cached)=&is_cached_new('courseres',$hashid);
+ my %dumpreply;
unless (defined($cached)) {
- my %dumpreply=&dump('resourcedata',$coursedomain,$coursenum);
+ %dumpreply=&dump('resourcedata',$coursedomain,$coursenum);
$result=\%dumpreply;
my ($tmp) = keys(%dumpreply);
if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
@@ -4100,6 +4142,53 @@ sub courseresdata {
&do_cache_new('courseres',$hashid,$result,600);
}
}
+ return $result;
+}
+
+sub devalidateuserresdata {
+ my ($uname,$udom)=@_;
+ my $hashid="$udom:$uname";
+ &devalidate_cache_new('userres',$hashid);
+}
+
+sub get_userresdata {
+ my ($uname,$udom)=@_;
+ #most student don\'t have any data set, check if there is some data
+ if (&EXT_cache_status($udom,$uname)) { return undef; }
+
+ my $hashid="$udom:$uname";
+ my ($result,$cached)=&is_cached_new('userres',$hashid);
+ if (!defined($cached)) {
+ my %resourcedata=&dump('resourcedata',$udom,$uname);
+ $result=\%resourcedata;
+ &do_cache_new('userres',$hashid,$result,600);
+ }
+ my ($tmp)=keys(%$result);
+ if (($tmp!~/^error\:/) && ($tmp!~/^con_lost/)) {
+ return $result;
+ }
+ #error 2 occurs when the .db doesn't exist
+ if ($tmp!~/error: 2 /) {
+ &logthis("WARNING:".
+ " Trying to get resource data for ".
+ $uname." at ".$udom.": ".
+ $tmp."");
+ } elsif ($tmp=~/error: 2 /) {
+ #&EXT_cache_set($udom,$uname);
+ &do_cache_new('userres',$hashid,undef,600);
+ }
+ return $tmp;
+}
+
+sub resdata {
+ my ($name,$domain,$type,@which)=@_;
+ my $result;
+ if ($type eq 'course') {
+ $result=&get_courseresdata($name,$domain);
+ } elsif ($type eq 'user') {
+ $result=&get_userresdata($name,$domain);
+ }
+ if (!ref($result)) { return $result; }
foreach my $item (@which) {
if (defined($result->{$item})) {
return $result->{$item};
@@ -4130,7 +4219,7 @@ sub EXT_cache_status {
sub EXT_cache_set {
my ($target_domain,$target_user) = @_;
my $cachename = 'cache.EXT.'.$target_user.'.'.$target_domain;
- &appenv($cachename => time);
+ #&appenv($cachename => time);
}
# --------------------------------------------------------- Value of a Variable
@@ -4285,44 +4374,20 @@ sub EXT {
$courselevelm=$courseid.'.'.$mapparm;
# ----------------------------------------------------------- first, check user
- #most student don\'t have any data set, check if there is some data
- if (! &EXT_cache_status($udom,$uname)) {
- my $hashid="$udom:$uname";
- my ($result,$cached)=&is_cached_new('userres',$hashid);
- if (!defined($cached)) {
- my %resourcedata=&dump('resourcedata',$udom,$uname);
- $result=\%resourcedata;
- &do_cache_new('userres',$hashid,$result);
- }
- my ($tmp)=keys(%$result);
- if (($tmp!~/^error\:/) && ($tmp!~/^con_lost/)) {
- if ($$result{$courselevelr}) {
- return $$result{$courselevelr}; }
- if ($$result{$courselevelm}) {
- return $$result{$courselevelm}; }
- if ($$result{$courselevel}) {
- return $$result{$courselevel}; }
- } else {
- #error 2 occurs when the .db doesn't exist
- if ($tmp!~/error: 2 /) {
- &logthis("WARNING:".
- " Trying to get resource data for ".
- $uname." at ".$udom.": ".
- $tmp."");
- } elsif ($tmp=~/error: 2 /) {
- &EXT_cache_set($udom,$uname);
- } elsif ($tmp =~ /^(con_lost|no_such_host)/) {
- return $tmp;
- }
- }
- }
+
+ my $userreply=&resdata($uname,$udom,'user',
+ ($courselevelr,$courselevelm,
+ $courselevel));
+
+ if (defined($userreply)) { return $userreply; }
# ------------------------------------------------ second, check some of course
- my $coursereply=&courseresdata($env{'course.'.$courseid.'.num'},
- $env{'course.'.$courseid.'.domain'},
- ($seclevelr,$seclevelm,$seclevel,
- $courselevelr));
+ my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
+ $env{'course.'.$courseid.'.domain'},
+ 'course',
+ ($seclevelr,$seclevelm,$seclevel,
+ $courselevelr));
if (defined($coursereply)) { return $coursereply; }
# ------------------------------------------------------ third, check map parms
@@ -4354,9 +4419,10 @@ sub EXT {
# ---------------------------------------------- fourth, look in rest pf course
if ($symbparm && defined($courseid) &&
$courseid eq $env{'request.course.id'}) {
- my $coursereply=&courseresdata($env{'course.'.$courseid.'.num'},
- $env{'course.'.$courseid.'.domain'},
- ($courselevelm,$courselevel));
+ my $coursereply=&resdata($env{'course.'.$courseid.'.num'},
+ $env{'course.'.$courseid.'.domain'},
+ 'course',
+ ($courselevelm,$courselevel));
if (defined($coursereply)) { return $coursereply; }
}
# ------------------------------------------------------------------ Cascade up
@@ -4620,7 +4686,7 @@ sub metadata {
$metaentry{':keys'}=join(',',keys %metathesekeys);
&metadata_generate_part0(\%metathesekeys,\%metaentry,$uri);
$metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys);
- &do_cache_new('meta',$uri,\%metaentry);
+ &do_cache_new('meta',$uri,\%metaentry,60*60*24);
# this is the end of "was not already recently cached
}
return $metaentry{':'.$what};
@@ -4916,7 +4982,8 @@ sub symbread {
if ($#possibilities==0) {
# ----------------------------------------------- There is only one possibility
my ($mapid,$resid)=split(/\./,$ids);
- $syval=declutter($bighash{'map_id_'.$mapid}).'___'.$resid;
+ $syval=&encode_symb($bighash{'map_id_'.$mapid},
+ $resid,$thisfn);
} elsif (!$donotrecurse) {
# ------------------------------------------ There is more than one possibility
my $realpossible=0;
@@ -4926,8 +4993,8 @@ sub symbread {
my ($mapid,$resid)=split(/\./,$_);
if ($bighash{'map_type_'.$mapid} ne 'page') {
$realpossible++;
- $syval=declutter($bighash{'map_id_'.$mapid}).
- '___'.$resid;
+ $syval=&encode_symb($bighash{'map_id_'.$mapid},
+ $resid,$thisfn);
}
}
}
@@ -4941,7 +5008,6 @@ sub symbread {
}
if ($syval) {
return $env{$cache_str}=$syval;
- #return $env{$cache_str}=&symbclean($syval.'___'.$thisfn);
}
}
&appenv('request.ambiguous' => $thisfn);
@@ -6136,13 +6202,17 @@ revokecustomrole($udom,$uname,$url,$role
=item *
-coursedescription($courseid) : course description
+coursedescription($courseid) : returns a hash of information about the
+specified course id, including all environment settings for the
+course, the description of the course will be in the hash under the
+key 'description'
=item *
-courseresdata($coursenum,$coursedomain,@which) : request for current
-parameter setting for a specific course, @what should be a list of
-parameters to ask about. This routine caches answers for 5 minutes.
+resdata($name,$domain,$type,@which) : request for current parameter
+setting for a specific $type, where $type is either 'course' or 'user',
+@what should be a list of parameters to ask about. This routine caches
+answers for 5 minutes.
=back