--- loncom/lonnet/perl/lonnet.pm 2003/03/22 21:23:35 1.345 +++ loncom/lonnet/perl/lonnet.pm 2003/03/26 15:49:02 1.354 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.345 2003/03/22 21:23:35 www Exp $ +# $Id: lonnet.pm,v 1.354 2003/03/26 15:49:02 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -74,8 +74,8 @@ use HTTP::Headers; use vars qw(%perlvar %hostname %homecache %badServerCache %hostip %iphost %spareid %hostdom %libserv %pr %prp %metacache %packagetab %titlecache - %courselogs %accesshash $processmarker $dumpcount - %coursedombuf %coursehombuf %courseresdatacache + %courselogs %accesshash %userrolehash $processmarker $dumpcount + %coursedombuf %coursenumbuf %coursehombuf %coursedescrbuf %courseresdatacache %domaindescription %domain_auth_def %domain_auth_arg_def $tmpdir); use IO::Socket; use GDBM_File; @@ -600,14 +600,14 @@ sub assign_access_key { $uname=$ENV{'user.domain'} unless (defined($uname)); my %existing=&get('accesskeys',[$ckey],$cdom,$cnum); if (($existing{$ckey}=~/^\d+$/) || # has time - new key - ($existing{$ckey} eq $udom.':'.$uname)) { # this should not happen, + ($existing{$ckey} eq $uname.':'.$udom)) { # this should not happen, # unless something went wrong # the first time around # ready to assign } elsif (!$existing{$ckey}) { - if (&put('accesskey',{$ckey=>$udom.':'.$uname},$cdom,$cnum) eq 'ok') { + if (&put('accesskey',{$ckey=>$uname.':'.$udom},$cdom,$cnum) eq 'ok') { # key now belongs to user - my $envkey='key.'.$cdom.'.'.$cnum; + my $envkey='key.'.$cdom.'_'.$cnum; if (&put('environment',{$envkey => $ckey}) eq 'ok') { &appenv('environment.'.$envkey => $ckey); return 'ok'; @@ -671,7 +671,7 @@ 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} eq $udom.':'.$uname); + return ($existing{$ckey} eq $uname.':'.$udom); } # ------------------------------------- Find the section of student in a course @@ -1027,12 +1027,24 @@ sub log { } # ------------------------------------------------------------------ Course Log +# +# This routine flushes several buffers of non-mission-critical nature +# sub flushcourselogs { - &logthis('Flushing course log buffers'); + &logthis('Flushing log buffers'); +# +# course logs +# This is a log of all transactions in a course, which can be used +# for data mining purposes +# +# It also collects the courseid database, which lists last transaction +# times and course titles for all courseids +# + my %courseidbuffer=(); foreach (keys %courselogs) { my $crsid=$_; - if (&reply('log:'.$coursedombuf{$crsid}.':'. + if (&reply('log:'.$coursedombuf{$crsid}.':'.$coursenumbuf{$crsid}.':'. &escape($courselogs{$crsid}), $coursehombuf{$crsid}) eq 'ok') { delete $courselogs{$crsid}; @@ -1043,9 +1055,26 @@ sub flushcourselogs { " exceeded maximum size, deleting."); delete $courselogs{$crsid}; } - } + } + if ($courseidbuffer{$coursehombuf{$crsid}}) { + $courseidbuffer{$coursehombuf{$crsid}}.='&'. + &escape($crsid).'='.&escape($coursedescrbuf{$crsid}); + } else { + $courseidbuffer{$coursehombuf{$crsid}}= + &escape($crsid).'='.&escape($coursedescrbuf{$crsid}); + } + } +# +# Write course id database (reverse lookup) to homeserver of courses +# Is used in pickcourse +# + foreach (keys %courseidbuffer) { + &courseidput($hostdom{$_},$courseidbuffer{$_},$_); } - &logthis('Flushing access logs'); +# +# File accesses +# Writes to the dynamic metadata of resources to get hit counts, etc. +# foreach (keys %accesshash) { my $entry=$_; $entry=~/\_\_\_(\w+)\/(\w+)\/(.*)\_\_\_(\w+)$/; @@ -1054,6 +1083,20 @@ sub flushcourselogs { delete $accesshash{$entry}; } } +# +# Roles +# Reverse lookup of user roles for course faculty/staff and co-authorship +# + foreach (keys %userrolehash) { + my $entry=$_; + my ($role,$uname,$udom,$runame,$rudom,$rsec)= + split(/\:/,$entry); + if (&Apache::lonnet::put('nohist_userroles', + { $role.':'.$uname.':'.$udom.':'.$rsec => $userrolehash{$entry} }, + $rudom,$runame) eq 'ok') { + delete $userrolehash{$entry}; + } + } $dumpcount++; } @@ -1062,10 +1105,13 @@ sub courselog { $what=time.':'.$what; unless ($ENV{'request.course.id'}) { return ''; } $coursedombuf{$ENV{'request.course.id'}}= - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}.':'. + $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; + $coursenumbuf{$ENV{'request.course.id'}}= $ENV{'course.'.$ENV{'request.course.id'}.'.num'}; $coursehombuf{$ENV{'request.course.id'}}= $ENV{'course.'.$ENV{'request.course.id'}.'.home'}; + $coursedescrbuf{$ENV{'request.course.id'}}= + $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; if (defined $courselogs{$ENV{'request.course.id'}}) { $courselogs{$ENV{'request.course.id'}}.='&'.$what; } else { @@ -1102,7 +1148,74 @@ sub countacc { $accesshash{$key}=1; } } - + +sub userrolelog { + my ($trole,$username,$domain,$area,$tstart,$tend)=@_; + if (($trole=~/^ca/) || ($trole=~/^in/) || + ($trole=~/^cc/) || ($trole=~/^ep/) || + ($trole=~/^cr/)) { + my (undef,$rudom,$runame,$rsec)=split(/\//,$area); + $userrolehash + {$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec} + =$tend.':'.$tstart; + } +} + +sub get_course_adv_roles { + my $cid=shift; + $cid=$ENV{'request.course.id'} unless (defined($cid)); + my %coursehash=&coursedescription($cid); + my %returnhash=(); + my %dumphash= + &dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'}); + 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,$section)=split(/\:/,$_); + my $key=&plaintext($role); + if ($section) { $key.=' (Sec/Grp '.$section.')'; } + if ($returnhash{$key}) { + $returnhash{$key}.=','.$username.':'.$domain; + } else { + $returnhash{$key}=$username.':'.$domain; + } + } + return sort %returnhash; +} + +# ---------------------------------------------------------- Course ID routines +# Deal with domain's nohist_courseid.db files +# + +sub courseidput { + my ($domain,$what,$coursehome)=@_; + return &reply('courseidput:'.$domain.':'.$what,$coursehome); +} + +sub courseiddump { + my ($domfilter,$descfilter,$sincefilter)=@_; + my %returnhash=(); + foreach my $tryserver (keys %libserv) { + if ($hostdom{$tryserver}=~/$domfilter/) { + foreach ( + split(/\&/,&reply('courseiddump:'.$hostdom{$tryserver}.':'. + $sincefilter.':'.&escape($descfilter), + $tryserver))) { + my ($key,$value)=split(/\=/,$_); + if (($key) && ($value)) { + $returnhash{&unescape($key)}=&unescape($value); + } + } + + } + } + return %returnhash; +} + +# # ----------------------------------------------------------- Check out an item sub checkout { @@ -1707,6 +1820,8 @@ sub rolesinit { my ($trole,$tend,$tstart)=split(/_/,$role); $userroles.='user.role.'.$trole.'.'.$area.'='. $tstart.'.'.$tend."\n"; +# log the associated role with the area + &userrolelog($trole,$username,$domain,$area,$tstart,$tend); if ($tend!=0) { if ($tend<$now) { $trole=''; @@ -1718,42 +1833,54 @@ sub rolesinit { } } if (($area ne '') && ($trole ne '')) { - my $spec=$trole.'.'.$area; - my ($tdummy,$tdomain,$trest)=split(/\//,$area); - if ($trole =~ /^cr\//) { - my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole); - my $homsvr=homeserver($rauthor,$rdomain); - if ($hostname{$homsvr} ne '') { - my $roledef= - reply("get:$rdomain:$rauthor:roles:rolesdef_$rrole", - $homsvr); - if (($roledef ne 'con_lost') && ($roledef ne '')) { - my ($syspriv,$dompriv,$coursepriv)= - split(/\_/,unescape($roledef)); - $allroles{'cm./'}.=':'.$syspriv; - $allroles{$spec.'./'}.=':'.$syspriv; - if ($tdomain ne '') { - $allroles{'cm./'.$tdomain.'/'}.=':'.$dompriv; - $allroles{$spec.'./'.$tdomain.'/'}.=':'.$dompriv; - if ($trest ne '') { - $allroles{'cm.'.$area}.=':'.$coursepriv; - $allroles{$spec.'.'.$area}.=':'.$coursepriv; - } - } - } - } - } else { - $allroles{'cm./'}.=':'.$pr{$trole.':s'}; - $allroles{$spec.'./'}.=':'.$pr{$trole.':s'}; - if ($tdomain ne '') { - $allroles{'cm./'.$tdomain.'/'}.=':'.$pr{$trole.':d'}; - $allroles{$spec.'./'.$tdomain.'/'}.=':'.$pr{$trole.':d'}; - if ($trest ne '') { - $allroles{'cm.'.$area}.=':'.$pr{$trole.':c'}; - $allroles{$spec.'.'.$area}.=':'.$pr{$trole.':c'}; - } - } - } + my $spec=$trole.'.'.$area; + my ($tdummy,$tdomain,$trest)=split(/\//,$area); + if ($trole =~ /^cr\//) { + my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole); + my $homsvr=homeserver($rauthor,$rdomain); + if ($hostname{$homsvr} ne '') { + my $roledef= + reply("get:$rdomain:$rauthor:roles:rolesdef_$rrole", + $homsvr); + if (($roledef ne 'con_lost') && ($roledef ne '')) { + my ($syspriv,$dompriv,$coursepriv)= + split(/\_/,unescape($roledef)); + if (defined($syspriv)) { + $allroles{'cm./'}.=':'.$syspriv; + $allroles{$spec.'./'}.=':'.$syspriv; + } + if ($tdomain ne '') { + if (defined($dompriv)) { + $allroles{'cm./'.$tdomain.'/'}.=':'.$dompriv; + $allroles{$spec.'./'.$tdomain.'/'}.=':'.$dompriv; + } + if ($trest ne '') { + if (defined($coursepriv)) { + $allroles{'cm.'.$area}.=':'.$coursepriv; + $allroles{$spec.'.'.$area}.=':'.$coursepriv; + } + } + } + } + } + } else { + if (defined($pr{$trole.':s'})) { + $allroles{'cm./'}.=':'.$pr{$trole.':s'}; + $allroles{$spec.'./'}.=':'.$pr{$trole.':s'}; + } + if ($tdomain ne '') { + if (defined($pr{$trole.':d'})) { + $allroles{'cm./'.$tdomain.'/'}.=':'.$pr{$trole.':d'}; + $allroles{$spec.'./'.$tdomain.'/'}.=':'.$pr{$trole.':d'}; + } + if ($trest ne '') { + if (defined($pr{$trole.':c'})) { + $allroles{'cm.'.$area}.=':'.$pr{$trole.':c'}; + $allroles{$spec.'.'.$area}.=':'.$pr{$trole.':c'}; + } + } + } + } } } } @@ -2453,7 +2580,11 @@ sub assignrole { $command.='_0_'.$start; } } - return &reply($command,&homeserver($uname,$udom)); + my $answer=&reply($command,&homeserver($uname,$udom)); + if ($answer eq 'ok') { + &userrolelog($mrole,$uname,$udom,$url,$start,$end); + } + return $answer; } # -------------------------------------------------- Modify user authentication