--- loncom/lonnet/perl/lonnet.pm 2012/09/25 23:06:07 1.1172.2.11
+++ loncom/lonnet/perl/lonnet.pm 2012/08/19 00:18:41 1.1185
@@ -1,7 +1,7 @@
# The LearningOnline Network
# TCP networking package
#
-# $Id: lonnet.pm,v 1.1172.2.11 2012/09/25 23:06:07 raeburn Exp $
+# $Id: lonnet.pm,v 1.1185 2012/08/19 00:18:41 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -75,6 +75,9 @@ use LWP::UserAgent();
use HTTP::Date;
use Image::Magick;
+
+use Encode;
+
use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir
$_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease
%managerstab);
@@ -97,6 +100,7 @@ use File::MMagic;
use LONCAPA qw(:DEFAULT :match);
use LONCAPA::Configuration;
use LONCAPA::lonmetadata;
+use LONCAPA::Lond;
use File::Copy;
@@ -108,33 +112,34 @@ require Exporter;
our @ISA = qw (Exporter);
our @EXPORT = qw(%env);
-# ------------------------------------ Logging (parameters, docs, slots, roles)
+
+# ---------------------------------------------------------------- Role Logging
{
my $logid;
- sub write_log {
- my ($context,$hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_;
+ sub write_rolelog {
+ my ($context,$hash_name,$storehash,$delflag,$udom,$uname,$cdom,$cnum)=@_;
if ($context eq 'course') {
if (($cnum eq '') || ($cdom eq '')) {
$cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
$cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
}
}
- $logid++;
+ $logid ++;
my $now = time();
my $id=$now.'00000'.$$.'00000'.$logid;
- my $logentry = {
- $id => {
- 'exe_uname' => $env{'user.name'},
- 'exe_udom' => $env{'user.domain'},
- 'exe_time' => $now,
- 'exe_ip' => $ENV{'REMOTE_ADDR'},
- 'delflag' => $delflag,
- 'logentry' => $storehash,
- 'uname' => $uname,
- 'udom' => $udom,
- }
+ my $logentry = {
+ $id => {
+ 'exe_uname' => $env{'user.name'},
+ 'exe_udom' => $env{'user.domain'},
+ 'exe_time' => $now,
+ 'exe_ip' => $ENV{'REMOTE_ADDR'},
+ 'delflag' => $delflag,
+ 'logentry' => $storehash,
+ 'uname' => $uname,
+ 'udom' => $udom,
+ }
};
- return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
+ return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum);
}
}
@@ -1385,8 +1390,8 @@ sub check_loadbalancing {
$is_balancer = 0;
if ($uname ne '' && $udom ne '') {
if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) {
-
- &appenv({'user.loadbalexempt' => $lonhost,
+
+ &appenv({'user.loadbalexempt' => $lonhost,
'user.loadbalcheck.time' => time});
}
}
@@ -2401,7 +2406,7 @@ sub chatsend {
sub getversion {
my $fname=&clutter(shift);
- unless ($fname=~m{^(/adm/wrapper|)/res/}) { return -1; }
+ unless ($fname=~/^\/res\//) { return -1; }
return ¤tversion(&filelocation('',$fname));
}
@@ -2588,10 +2593,13 @@ sub ssi {
$request->header(Cookie => $ENV{'HTTP_COOKIE'});
my $response= $ua->request($request);
+ my $content = $response->content;
+
+
if (wantarray) {
- return ($response->content, $response);
+ return ($content, $response);
} else {
- return $response->content;
+ return $content;
}
}
@@ -3547,8 +3555,8 @@ sub courserolelog {
} else {
$storehash{'section'} = $sec;
}
- &write_log('course',$namespace,\%storehash,$delflag,$username,
- $domain,$cnum,$cdom);
+ &write_rolelog('course',$namespace,\%storehash,$delflag,$domain,
+ $username,$cdom,$cnum);
if (($trole ne 'st') || ($sec ne '')) {
&devalidate_cache_new('getcourseroles',$cdom.'_'.$cnum);
}
@@ -3568,8 +3576,8 @@ sub domainrolelog {
end => $tend,
context => $context,
);
- &write_log('domain',$namespace,\%storehash,$delflag,$username,
- $domain,$domconfiguser,$cdom);
+ &write_rolelog('domain',$namespace,\%storehash,$delflag,$domain,
+ $username,$cdom,$domconfiguser);
}
return;
@@ -3587,8 +3595,8 @@ sub coauthorrolelog {
end => $tend,
context => $context,
);
- &write_log('author',$namespace,\%storehash,$delflag,$username,
- $domain,$auname,$audom);
+ &write_rolelog('author',$namespace,\%storehash,$delflag,$domain,
+ $username,$audom,$auname);
}
return;
}
@@ -3705,7 +3713,7 @@ sub get_my_roles {
}
my ($rolecode,$username,$domain,$section,$area);
if ($context eq 'userroles') {
- ($area,$rolecode) = ($entry =~ /^(.+)_([^_]+)$/);
+ ($area,$rolecode) = split(/_/,$entry);
(undef,$domain,$username,$section) = split(/\//,$area);
} else {
($role,$username,$domain,$section) = split(/\:/,$entry);
@@ -3856,18 +3864,32 @@ sub courseiddump {
if (($domfilter eq '') ||
(&host_domain($tryserver) eq $domfilter)) {
- my $rep =
- &reply('courseiddump:'.&host_domain($tryserver).':'.
- $sincefilter.':'.&escape($descfilter).':'.
- &escape($instcodefilter).':'.&escape($ownerfilter).
- ':'.&escape($coursefilter).':'.&escape($typefilter).
- ':'.&escape($regexp_ok).':'.$as_hash.':'.
- &escape($selfenrollonly).':'.&escape($catfilter).':'.
- $showhidden.':'.$caller.':'.&escape($cloner).':'.
- &escape($cc_clone).':'.$cloneonly.':'.
- &escape($createdbefore).':'.&escape($createdafter).':'.
- &escape($creationcontext).':'.$domcloner,
- $tryserver);
+ my $rep;
+ if (grep { $_ eq $tryserver } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_course_id_handler(
+ join(":", (&host_domain($tryserver), $sincefilter,
+ &escape($descfilter), &escape($instcodefilter),
+ &escape($ownerfilter), &escape($coursefilter),
+ &escape($typefilter), &escape($regexp_ok),
+ $as_hash, &escape($selfenrollonly),
+ &escape($catfilter), $showhidden, $caller,
+ &escape($cloner), &escape($cc_clone), $cloneonly,
+ &escape($createdbefore), &escape($createdafter),
+ &escape($creationcontext), $domcloner)));
+ } else {
+ $rep = &reply('courseiddump:'.&host_domain($tryserver).':'.
+ $sincefilter.':'.&escape($descfilter).':'.
+ &escape($instcodefilter).':'.&escape($ownerfilter).
+ ':'.&escape($coursefilter).':'.&escape($typefilter).
+ ':'.&escape($regexp_ok).':'.$as_hash.':'.
+ &escape($selfenrollonly).':'.&escape($catfilter).':'.
+ $showhidden.':'.$caller.':'.&escape($cloner).':'.
+ &escape($cc_clone).':'.$cloneonly.':'.
+ &escape($createdbefore).':'.&escape($createdafter).':'.
+ &escape($creationcontext).':'.$domcloner,
+ $tryserver);
+ }
+
my @pairs=split(/\&/,$rep);
foreach my $item (@pairs) {
my ($key,$value)=split(/\=/,$item,2);
@@ -5111,12 +5133,37 @@ sub del {
# -------------------------------------------------------------- dump interface
+sub unserialize {
+ my ($rep, $escapedkeys) = @_;
+
+ return {} if $rep =~ /^error/;
+
+ my %returnhash=();
+ foreach my $item (split /\&/, $rep) {
+ my ($key, $value) = split(/=/, $item, 2);
+ $key = unescape($key) unless $escapedkeys;
+ next if $key =~ /^error: 2 /;
+ $returnhash{$key} = Apache::lonnet::thaw_unescape($value);
+ }
+ #return %returnhash;
+ return \%returnhash;
+}
+
+# see Lond::dump_with_regexp
+# if $escapedkeys hash keys won't get unescaped.
sub dump {
- my ($namespace,$udomain,$uname,$regexp,$range)=@_;
+ my ($namespace,$udomain,$uname,$regexp,$range,$escapedkeys)=@_;
if (!$udomain) { $udomain=$env{'user.domain'}; }
if (!$uname) { $uname=$env{'user.name'}; }
my $uhome=&homeserver($uname,$udomain);
+ my $reply;
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ # user is hosted on this machine
+ $reply = LONCAPA::Lond::dump_with_regexp(join(":", ($udomain,
+ $uname, $namespace, $regexp, $range)), $loncaparevs{$uhome});
+ return %{unserialize($reply, $escapedkeys)};
+ }
if ($regexp) {
$regexp=&escape($regexp);
} else {
@@ -5128,7 +5175,8 @@ sub dump {
if (!($rep =~ /^error/ )) {
foreach my $item (@pairs) {
my ($key,$value)=split(/=/,$item,2);
- $key = &unescape($key);
+ $key = unescape($key) unless $escapedkeys;
+ #$key = &unescape($key);
next if ($key =~ /^error: 2 /);
$returnhash{$key}=&thaw_unescape($value);
}
@@ -5141,23 +5189,9 @@ sub dump {
sub dumpstore {
my ($namespace,$udomain,$uname,$regexp,$range)=@_;
- if (!$udomain) { $udomain=$env{'user.domain'}; }
- if (!$uname) { $uname=$env{'user.name'}; }
- my $uhome=&homeserver($uname,$udomain);
- if ($regexp) {
- $regexp=&escape($regexp);
- } else {
- $regexp='.';
- }
- my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome);
- my @pairs=split(/\&/,$rep);
- my %returnhash=();
- foreach my $item (@pairs) {
- my ($key,$value)=split(/=/,$item,2);
- next if ($key =~ /^error: 2 /);
- $returnhash{$key}=&thaw_unescape($value);
- }
- return %returnhash;
+ # same as dump but keys must be escaped. They may contain colon separated
+ # lists of values that may themself contain colons (e.g. symbs).
+ return &dump($namespace, $udomain, $uname, $regexp, $range, 1);
}
# -------------------------------------------------------------- keys interface
@@ -5183,7 +5217,15 @@ sub currentdump {
$sdom = $env{'user.domain'} if (! defined($sdom));
$sname = $env{'user.name'} if (! defined($sname));
my $uhome = &homeserver($sname,$sdom);
- my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ my $rep;
+
+ if (grep { $_ eq $uhome } current_machine_ids()) {
+ $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname,
+ $courseid)));
+ } else {
+ $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome);
+ }
+
return if ($rep =~ /^(error:|no_such_host)/);
#
my %returnhash=();
@@ -5714,7 +5756,7 @@ sub usertools_access {
my ($toolstatus,$inststatus,$envkey);
if ($context eq 'requestauthor') {
- $envkey = $context;
+ $envkey = $context;
} else {
$envkey = $context.'.'.$tool;
}
@@ -7517,7 +7559,7 @@ sub assignrole {
}
}
} elsif ($context eq 'requestauthor') {
- if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
+ if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) &&
($url eq '/'.$udom.'/') && ($role eq 'au')) {
if ($env{'environment.requestauthor'} eq 'automatic') {
$refused = '';
@@ -7525,13 +7567,13 @@ sub assignrole {
my %domdefaults = &get_domain_defaults($udom);
if (ref($domdefaults{'requestauthor'}) eq 'HASH') {
my $checkbystatus;
- if ($env{'user.adv'}) {
+ if ($env{'user.adv'}) {
my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'};
if ($disposition eq 'automatic') {
$refused = '';
} elsif ($disposition eq '') {
$checkbystatus = 1;
- }
+ }
} else {
$checkbystatus = 1;
}
@@ -7618,7 +7660,7 @@ sub assignrole {
$context);
} elsif (($role eq 'ca') || ($role eq 'aa')) {
&coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,
- $context);
+ $context);
}
if ($role eq 'cc') {
&autoupdate_coowners($url,$end,$start,$uname,$udom);
@@ -9976,7 +10018,7 @@ sub symblist {
# --------------------------------------------------------------- Verify a symb
sub symbverify {
- my ($symb,$thisurl,$encstate)=@_;
+ my ($symb,$thisurl)=@_;
my $thisfn=$thisurl;
$thisfn=&declutter($thisfn);
# direct jump to resource in page or to a sequence - will construct own symbs
@@ -10013,9 +10055,6 @@ sub symbverify {
if (
&symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn)
eq $symb) {
- if (ref($encstate)) {
- $$encstate = $bighash{'encrypted_'.$id};
- }
if (($env{'request.role.adv'}) ||
($bighash{'encrypted_'.$id} eq $env{'request.enc'}) ||
($thisurl eq '/adm/navmaps')) {
@@ -12216,14 +12255,11 @@ returns the data handle
=item *
-symbverify($symb,$thisfn,$ecstate) : verifies that $symb actually exists
-and is a possible symb for the URL in $thisfn, and if is an encrypted
+symbverify($symb,$thisfn) : verifies that $symb actually exists and is
+a possible symb for the URL in $thisfn, and if is an encryypted
resource that the user accessed using /enc/ returns a 1 on success, 0
-on failure, user must be in a course, as it assumes the existence of
-the course initial hash, and uses $env('request.course.id'}. The third
-arg is an optional reference to a scalar. If this arg is passed in the
-call to symbverify, it will be set to 1 if the symb has been set to be
-encrypted; otherwise it will be null.
+on failure, user must be in a course, as it assumes the existance of
+the course initial hash, and uses $env('request.course.id'}
=item *