--- loncom/auth/lonroles.pm 2001/08/06 11:16:32 1.28 +++ loncom/auth/lonroles.pm 2002/05/21 15:01:12 1.39 @@ -1,15 +1,47 @@ # The LearningOnline Network with CAPA # User Roles Screen +# +# $Id: lonroles.pm,v 1.39 2002/05/21 15:01:12 stredwic Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# # (Directory Indexer # (Login Screen +# YEAR=1999 # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14 Gerd Kortemeyer) # 11/23 Gerd Kortemeyer) +# YEAR=2000 # 1/14,03/06,06/01,07/22,07/24,07/25, # 09/04,09/06,09/28,09/29,09/30,10/2,10/5,10/26,10/28, # 12/08,12/28, +# YEAR=2001 # 01/15/01 Gerd Kortemeyer # 02/27/01 Scott Harrison # 03/02,05/03,05/25,05/30,06/01,07/06,08/06 Gerd Kortemeyer +# 12/21 Scott Harrison +# 12/29 Gerd Kortemeyer +# +### package Apache::lonroles; @@ -19,6 +51,7 @@ use Apache::lonuserstate(); use Apache::Constants qw(:common); use Apache::File(); use Apache::lonmenu; +use Apache::loncommon; sub handler { @@ -32,6 +65,10 @@ sub handler { # ================================================================== Roles Init if ($ENV{'form.selectrole'}) { + if ($ENV{'request.course.id'}) { + my %temp=('logout_'.$ENV{'request.course.id'} => time); + &Apache::lonnet::put('email_status',\%temp); + } &Apache::lonnet::appenv("request.course.id" => '', "request.course.fn" => '', "request.course.uri" => '', @@ -76,8 +113,9 @@ sub handler { '

Could not initialize top-level map.

'; } $r->content_type('text/html'); + &Apache::loncommon::no_cache($r); $r->send_http_header; - my $swinfo=&Apache::lonmenu::rawconfig; + my $swinfo=&Apache::lonmenu::rawconfig($r); print (<Entering Course @@ -104,11 +142,11 @@ ENDREDIR # =============================================================== No Roles Init $r->content_type('text/html'); + &Apache::loncommon::no_cache($r); $r->send_http_header; return OK if $r->header_only; - my $swinfo=&Apache::lonmenu::rawconfig; - + my $swinfo=&Apache::lonmenu::rawconfig($r); $r->print(< @@ -170,7 +208,14 @@ ENDHEADER } } else { if ($advanced) { - $r->print("

Select a User Role

\n"); + $r->print + ("

$ENV{'user.name'}, Please Select a Role

\n"); + $r->print("Your home server is ". + $Apache::lonnet::hostname{&Apache::lonnet::homeserver + ($ENV{'user.name'},$ENV{'user.domain'})}. + "
\n"); + $r->print("Author and Co-Author roles may not be available on ". + "servers other than your home server."); } else { $r->print("

Enter a Course

\n"); } @@ -191,6 +236,7 @@ ENDHEADER 'StartEndRemark'."\n"); foreach $envkey (sort keys %ENV) { + my $button = 1; if ($envkey=~/^user\.role\./) { my ($dum1,$dum2,$role,@pwhere)=split(/\./,$envkey); my $where=join('.',@pwhere); @@ -202,16 +248,16 @@ ENDHEADER my $tpend=' '; if ($tstart) { if ($tstart>$then) { - $tstatus='future'; - if ($tstart<$now) { $tstatus='will'; } + $tstatus='future'; + if ($tstart<$now) { $tstatus='will'; } } $tpstart=localtime($tstart); } if ($tend) { if ($tend<$then) { - $tstatus='expired'; + $tstatus='expired'; } elsif ($tend<$now) { - $tstatus='will_not'; + $tstatus='will_not'; } $tpend=localtime($tend); } @@ -219,80 +265,99 @@ ENDHEADER $tstatus='selected'; } my $tbg; - if (($tstatus eq 'is') || ($tstatus eq 'selected') || - ($ENV{'form.showall'})) { - if ($tstatus eq 'is') { - $tbg='#77FF77'; - } elsif ($tstatus eq 'future') { - $tbg='#FFFF77'; - } elsif ($tstatus eq 'will') { - $tbg='#FFAA77'; - $tremark.='Active at next login. '; - } elsif ($tstatus eq 'expired') { - $tbg='#FF7777'; - } elsif ($tstatus eq 'will_not') { - $tbg='#AAFF77'; - $tremark.='Expired after logout. '; - } elsif ($tstatus eq 'selected') { - $tbg='#11CC55'; - $tremark.='Currently selected. '; - } - my $trole; - if ($role =~ /^cr\//) { - my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$role); - $tremark.='
Defined by '.$rauthor.' at '.$rdomain.'.'; - $trole=$rrole; - } else { - $trole=Apache::lonnet::plaintext($role); - } - my $ttype; - my $twhere; - my ($tdom,$trest,$tsection)= - split(/\//,Apache::lonnet::declutter($where)); - if ($trest) { - if ($role eq 'ca') { - $ttype='Construction Space'; - $twhere='User: '.$trest.'
Domain: '.$tdom; - $ENV{'course.'.$tdom.'_'.$trest.'.description'}='ca'; - } else { - $ttype='Course'; - if ($tsection) { - $ttype.='
Section/Group: '.$tsection; - } - my $tcourseid=$tdom.'_'.$trest; - if ($ENV{'course.'.$tcourseid.'.description'}) { - $twhere=$ENV{'course.'.$tcourseid.'.description'}; + if (($tstatus eq 'is') || ($tstatus eq 'selected') || + ($ENV{'form.showall'})) { + if ($tstatus eq 'is') { + $tbg='#77FF77'; + } elsif ($tstatus eq 'future') { + $tbg='#FFFF77'; + } elsif ($tstatus eq 'will') { + $tbg='#FFAA77'; + $tremark.='Active at next login. '; + } elsif ($tstatus eq 'expired') { + $tbg='#FF7777'; + } elsif ($tstatus eq 'will_not') { + $tbg='#AAFF77'; + $tremark.='Expired after logout. '; + } elsif ($tstatus eq 'selected') { + $tbg='#11CC55'; + $tremark.='Currently selected. '; + } + my $trole; + if ($role =~ /^cr\//) { + my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$role); + $tremark.='
Defined by '.$rauthor.' at '.$rdomain.'.'; + $trole=$rrole; } else { - my %newhash=Apache::lonnet::coursedescription($tcourseid); - if (%newhash) { - $twhere=$newhash{'description'}; + $trole=Apache::lonnet::plaintext($role); + } + my $ttype; + my $twhere; + my ($tdom,$trest,$tsection)= + split(/\//,Apache::lonnet::declutter($where)); + # First, Co-Authorship roles + if ($role eq 'ca') { + my $home = &Apache::lonnet::homeserver($trest,$tdom); + $button = 0 if ($home ne $r->dir_config('lonHostID')); + #next if ($home eq 'no_host'); + $home = $Apache::lonnet::hostname{$home}; + $ttype='Construction Space'; + $twhere='User: '.$trest.'
Domain: '.$tdom.'
'. + ' Server: '.$home; + $ENV{'course.'.$tdom.'_'.$trest.'.description'}='ca'; + } elsif ($role eq 'au') { + # Authors + my $home = &Apache::lonnet::homeserver + ($ENV{'user.name'},$ENV{'user.domain'}); + $button = 0 if ($home ne $r->dir_config('lonHostID')); + #next if ($home eq 'no_host'); + $home = $Apache::lonnet::hostname{$home}; + $ttype='Construction Space'; + $twhere='Domain: '.$tdom.'
Server: '.$home; + $ENV{'course.'.$tdom.'_'.$trest.'.description'}='ca'; + } elsif ($trest) { + $ttype='Course'; + if ($tsection) { + $ttype.='
Section/Group: '.$tsection; + } + my $tcourseid=$tdom.'_'.$trest; + if ($ENV{'course.'.$tcourseid.'.description'}) { + $twhere=$ENV{'course.'.$tcourseid.'.description'}; } else { - $twhere='Currently not available'; - $ENV{'course.'.$tcourseid.'.description'}=$twhere; + my %newhash=Apache::lonnet::coursedescription + ($tcourseid); + if (%newhash) { + $twhere=$newhash{'description'}; + } else { + $twhere='Currently not available'; + $ENV{'course.'.$tcourseid.'.description'}=$twhere; + } } - } - } - } elsif ($tdom) { - $ttype='Domain'; - $twhere=$tdom; - } else { - $ttype='System'; - $twhere='system wide'; - } - - $r->print(''); - unless ($nochoose) { - if ($tstatus eq 'is') { - $r->print(''); - } elsif ($ENV{'user.adv'}) { - $r->print( - ''); + if ($role ne 'st') { $twhere.="
Domain:".$tdom; } + } elsif ($tdom) { + $ttype='Domain'; + $twhere=$tdom; } else { - $r->print(' '); + $ttype='System'; + $twhere='system wide'; + } + +# ----- do not trust the indention below here ----- + $r->print(''); + unless ($nochoose) { + if (!$button) { + $r->print(' '); + } elsif ($tstatus eq 'is') { + $r->print(''); + } elsif ($ENV{'user.adv'}) { + $r->print + (''); + } else { + $r->print(' '); + } } - } $r->print(''.$trole.''. $ttype.''.$twhere.''.$tpstart. ''.$tpend. @@ -352,7 +417,7 @@ ENDHEADER $twhere='/'; } $r->print("\n

".$ttype.': '.$twhere.'

'); } } @@ -381,3 +446,67 @@ ENDHEADER 1; __END__ + +=head1 NAME + +Apache::lonroles - User Roles Screen + +=head1 SYNOPSIS + +Invoked by /etc/httpd/conf/srm.conf: + + + PerlAccessHandler Apache::lonacc + SetHandler perl-script + PerlHandler Apache::lonroles + ErrorDocument 403 /adm/login + ErrorDocument 500 /adm/errorhandler + + +=head1 INTRODUCTION + +This module enables a user to select what role he wishes to +operate under (instructor, student, teaching assistant, course +coordinator, etc). These roles are pre-established by the actions +of upper-level users. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 HANDLER SUBROUTINE + +This routine is called by Apache and mod_perl. + +=over 4 + +=item * + +Roles Initialization (yes/no) + +=item * + +Get Error Message from Environment + +=item * + +Who is this? + +=item * + +Generate Page Output + +=item * + +Choice or no choice + +=item * + +Table + +=item * + +Privileges + +=back + +=cut