--- loncom/auth/lonroles.pm 2000/10/26 21:43:18 1.15 +++ loncom/auth/lonroles.pm 2001/12/21 16:57:54 1.32 @@ -1,12 +1,47 @@ # The LearningOnline Network with CAPA # User Roles Screen +# +# $Id: lonroles.pm,v 1.32 2001/12/21 16:57:54 harris41 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 Gerd Kortemeyer +# 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 # +### + package Apache::lonroles; use strict; @@ -14,6 +49,8 @@ use Apache::lonnet(); use Apache::lonuserstate(); use Apache::Constants qw(:common); use Apache::File(); +use Apache::lonmenu; +use Apache::loncommon; sub handler { @@ -47,38 +84,73 @@ sub handler { } if ($tend) { if ($tend<$then) { $tstatus='expired'; } - if ($tend>$now) { $tstatus='will_not'; } + if ($tend<$now) { $tstatus='will_not'; } } if ($tstatus eq 'is') { $where=~s/^\///; my ($cdom,$cnum,$csec)=split(/\//,$where); &Apache::lonnet::appenv('request.role' => $trolecode, 'request.course.sec' => $csec); - if ($cnum) { - &Apache::lonuserstate::readmap($cdom.'/'.$cnum); - if ($ENV{'form.orgurl'}) { + my $msg='Entering course ...'; + if (($cnum) && ($role ne 'ca')) { + my ($furl,$ferr)= + &Apache::lonuserstate::readmap($cdom.'/'.$cnum); + if (($ENV{'form.orgurl'}) && + ($ENV{'form.orgurl'}!~/^\/adm\/flip/)) { $r->internal_redirect($ENV{'form.orgurl'}); return OK; - } + } else { + unless ($ENV{'request.course.id'}) { + &Apache::lonnet::appenv( + "request.course.id" => $cdom.'_'.$cnum); + $furl='/adm/notfound.html'; + $msg= + '

Could not initialize top-level map.

'; + } + $r->content_type('text/html'); + &Apache::loncommon::no_cache($r); + $r->send_http_header; + my $swinfo=&Apache::lonmenu::rawconfig; + print (<Entering Course + + + + + +$msg + + +ENDREDIR + return OK; + } } } } } } - } + } # =============================================================== 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; $r->print(< LON-CAPA User Roles + ENDHEADER # ------------------------------------------ Get Error Message from Environment @@ -99,10 +171,6 @@ ENDHEADER } } -# ---------------------------------------------- Get cached course descriptions - - my %cdes=Apache::lonnet::dump('nohist_coursedescriptions'); - # -------------------------------------------------------- Generate Page Output # --------------------------------------------------------------- Error Header? if ($error) { @@ -113,6 +181,11 @@ ENDHEADER $r->print("Action : $msg\n
"); } else { $r->print("

LON-CAPA User Roles

"); + if ($ENV{'user.error.msg'}) { + $r->print( + '

You need to choose another user role or '. + 'enter a specific course for this function

'); + } } # -------------------------------------------------------- Choice or no choice? if ($nochoose) { @@ -134,19 +207,21 @@ ENDHEADER } else { $r->print("

Enter a Course

\n"); } + if (($ENV{'REDIRECT_QUERY_STRING'}) && ($fn)) { + $fn.='?'.$ENV{'REDIRECT_QUERY_STRING'}; + } $r->print('
'); $r->print(''); $r->print(''); } + $r->print('
Show all roles: print(' checked'); } + $r->print('>
'); # ----------------------------------------------------------------------- Table $r->print(''); unless ($nochoose) { $r->print(''); } - if ($advanced) { $r->print(''. ''."\n"); - } else { - $r->print(''."\n"); - } foreach $envkey (sort keys %ENV) { if ($envkey=~/^user\.role\./) { @@ -166,14 +241,19 @@ ENDHEADER $tpstart=localtime($tstart); } if ($tend) { - if ($tend<$then) { $tstatus='expired'; } - if ($tend>$now) { $tstatus='will_not'; } + if ($tend<$then) { + $tstatus='expired'; + } elsif ($tend<$now) { + $tstatus='will_not'; + } $tpend=localtime($tend); } if ($ENV{'request.role'} eq $trolecode) { $tstatus='selected'; } my $tbg; + if (($tstatus eq 'is') || ($tstatus eq 'selected') || + ($ENV{'form.showall'})) { if ($tstatus eq 'is') { $tbg='#77FF77'; } elsif ($tstatus eq 'future') { @@ -187,7 +267,7 @@ ENDHEADER $tbg='#AAFF77'; $tremark.='Expired after logout. '; } elsif ($tstatus eq 'selected') { - $tbg='#33FF33'; + $tbg='#11CC55'; $tremark.='Currently selected. '; } my $trole; @@ -203,22 +283,28 @@ ENDHEADER my ($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.'/'.$trest; - if ($cdes{$tcourseid}) { - $twhere=$cdes{$tcourseid}; + my $tcourseid=$tdom.'_'.$trest; + if ($ENV{'course.'.$tcourseid.'.description'}) { + $twhere=$ENV{'course.'.$tcourseid.'.description'}; } else { my %newhash=Apache::lonnet::coursedescription($tcourseid); if (%newhash) { $twhere=$newhash{'description'}; } else { $twhere='Currently not available'; + $ENV{'course.'.$tcourseid.'.description'}=$twhere; } - $cdes{$tcourseid}=$twhere; } + } } elsif ($tdom) { $ttype='Domain'; $twhere=$tdom; @@ -232,6 +318,10 @@ ENDHEADER if ($tstatus eq 'is') { $r->print(''); + } elsif ($ENV{'user.adv'}) { + $r->print( + ''); } else { $r->print(''); } @@ -240,11 +330,12 @@ ENDHEADER $ttype.''."\n"); + } } } my $tremark=''; if ($ENV{'request.role'} eq 'cm') { - $r->print(''); + $r->print(''); $tremark='Currently selected.'; } else { $r->print(''); @@ -263,9 +354,9 @@ ENDHEADER unless ($nochoose) { $r->print("\n"); } -# ------------------------------------------------------------ Priviledges Info +# ------------------------------------------------------------ Privileges Info if ($advanced) { - $r->print('

Current Priviledges

'); + $r->print('

Current Privileges

'); foreach $envkey (sort keys %ENV) { if ($envkey=~/^user\.priv\.$ENV{'request.role'}\./) { @@ -276,11 +367,16 @@ ENDHEADER my ($tdom,$trest,$tsec)= split(/\//,Apache::lonnet::declutter($where)); if ($trest) { + if ($ENV{'course.'.$tdom.'_'.$trest.'.description'} eq 'ca') { + $ttype='Construction Space'; + $twhere='User: '.$trest.', Domain: '.$tdom; + } else { $ttype='Course'; - $twhere=$cdes{$tdom.'/'.$trest}; + $twhere=$ENV{'course.'.$tdom.'_'.$trest.'.description'}; if ($tsec) { $twhere.=' (Section/Group: '.$tsec.')'; } + } } elsif ($tdom) { $ttype='Domain'; $twhere=$tdom; @@ -289,7 +385,7 @@ ENDHEADER $twhere='/'; } $r->print("\n

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

    '); - map { + foreach (sort split(/:/,$ENV{$envkey})) { if ($_) { my ($prv,$restr)=split(/\&/,$_); my $trestr=''; @@ -306,20 +402,11 @@ ENDHEADER $r->print('
  • '.Apache::lonnet::plaintext($prv).$trestr. '
    • '); } - } sort split(/:/,$ENV{$envkey}); + } $r->print('
'); } } } -# -------------------------------------------------------------- Debug - remove - - $->print("

Debugging

\n"); - - foreach $envkey (sort keys %ENV) { - $r->print("$envkey ---- $ENV{$envkey}
"); - } - -# ------------------------------------------------------------------- End Debug $r->print("\n"); return OK; @@ -327,3 +414,67 @@ ENDHEADER 1; __END__ + +=head1 NAME + +Apache::lonroles - User Roles Screen + +=head1 SYNOPSIS + +Invoked by /etc/httpd/conf/srm.conf: + + + PerlAccessHandler Apache::lonacc + SetHandler perl-script + PerlHandler Apache::lonroles + ErrorDocument 403 /adm/login + ErrorDocument 500 /adm/errorhandler + + +=head1 INTRODUCTION + +This module enables a user to select what role he wishes to +operate under (instructor, student, teaching assistant, course +coordinator, etc). These roles are pre-established by the actions +of upper-level users. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 HANDLER SUBROUTINE + +This routine is called by Apache and mod_perl. + +=over 4 + +=item * + +Roles Initialization (yes/no) + +=item * + +Get Error Message from Environment + +=item * + +Who is this? + +=item * + +Generate Page Output + +=item * + +Choice or no choice + +=item * + +Table + +=item * + +Privileges + +=back + +=cut
 User RoleExtentStartEndRemark
Course
 '.$twhere.''.$tpstart. ''.$tpend. ''.$tremark.'