# The LearningOnline Network with CAPA # Create a user # # $Id: loncreateuser.pm,v 1.43 2002/10/03 14:56:48 www 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/ # # (Create a course # (My Desk # # (Internal Server Error Handler # # (Login Screen # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14, # 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9 Gerd Kortemeyer) # # YEAR=2001 # 3/1/1 Gerd Kortemeyer) # # 3/1 Gerd Kortemeyer) # # 2/14 Gerd Kortemeyer) # # 2/14,2/17,2/19,2/20,2/21,2/22,2/23,3/2,3/17,3/24,04/12 Gerd Kortemeyer # April Guy Albertelli # 05/10,10/16 Gerd Kortemeyer # 11/12,11/13,11/15 Scott Harrison # 02/11/02 Matthew Hall # # $Id: loncreateuser.pm,v 1.43 2002/10/03 14:56:48 www Exp $ ### package Apache::loncreateuser; use strict; use Apache::Constants qw(:common :http); use Apache::lonnet; my $loginscript; # piece of javascript used in two separate instances my $generalrule; my $authformnop; my $authformkrb; my $authformint; my $authformfsys; my $authformloc; BEGIN { $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; my $krbdefdom=$1; $krbdefdom=~tr/a-z/A-Z/; my %param = ( formname => 'document.cu', kerb_def_dom => $krbdefdom ); $loginscript = &Apache::loncommon::authform_header(%param); $generalrule = &Apache::loncommon::authform_authorwarning(%param); $authformnop = &Apache::loncommon::authform_nochange(%param); $authformkrb = &Apache::loncommon::authform_kerberos(%param); $authformint = &Apache::loncommon::authform_internal(%param); $authformfsys = &Apache::loncommon::authform_filesystem(%param); $authformloc = &Apache::loncommon::authform_local(%param); } # ==================================================== Figure out author access sub authorpriv { my ($auname,$audom)=@_; if (($auname ne $ENV{'user.name'}) || (($audom ne $ENV{'user.domain'}) && ($audom ne $ENV{'request.role.domain'}))) { return ''; } unless (&Apache::lonnet::allowed('cca',$audom)) { return ''; } return 1; } # =================================================================== Phase one sub print_username_entry_form { my $r=shift; my $defdom=$ENV{'request.role.domain'}; my @domains = &Apache::loncommon::get_domains(); my $domform = &Apache::loncommon::select_dom_form($defdom,'ccdomain'); my $bodytag =&Apache::loncommon::bodytag( 'Create Users, Change User Privileges'); $r->print(<<"ENDDOCUMENT"); The LearningOnline Network with CAPA $bodytag

Username:
Domain:$domform

ENDDOCUMENT } # =================================================================== Phase two sub print_user_modification_page { my $r=shift; my $ccuname=$ENV{'form.ccuname'}; my $ccdomain=$ENV{'form.ccdomain'}; $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; my $krbdefdom=$1; $krbdefdom=~tr/a-z/A-Z/; my %param = ( formname => 'document.cu', kerb_def_dom => $krbdefdom ); $loginscript = &Apache::loncommon::authform_header(%param); my $defdom=$ENV{'request.role.domain'}; $ccuname=~s/\W//g; $ccdomain=~s/\W//g; my $dochead =<<"ENDDOCHEAD"; The LearningOnline Network with CAPA ENDDOCHEAD $r->print(&Apache::loncommon::bodytag( 'Create Users, Change User Privileges')); my $forminfo =<<"ENDFORMINFO";
ENDFORMINFO my $uhome=&Apache::lonnet::homeserver($ccuname,$ccdomain); my %incdomains; my %inccourses; foreach (%Apache::lonnet::hostdom) { $incdomains{$_}=1; } foreach (keys(%ENV)) { if ($_=~/^user\.priv\.cm\.\/(\w+)\/(\w+)/) { $inccourses{$1.'_'.$2}=1; } } if ($uhome eq 'no_host') { my $home_server_list= ''."\n". &Apache::loncommon::home_server_option_list($ccdomain); $r->print(<Create New User $forminfo

New user "$ccuname" in domain $ccdomain

Personal Data

First Name
Middle Name
Last Name
Generation
ID/Student Number

Home Server:

Login Data

$generalrule

$authformkrb

$authformint

$authformfsys

$authformloc

ENDNEWUSER } else { # user already exists $r->print(<Change User Privileges $forminfo

User "$ccuname" in domain $ccdomain

ENDCHANGEUSER # Get the users information my %userenv = &Apache::lonnet::get('environment', ['firstname','middlename','lastname','generation'], $ccdomain,$ccuname); my %rolesdump=&Apache::lonnet::dump('roles',$ccdomain,$ccuname); $r->print(< END foreach ('firstname','middlename','lastname','generation') { if (&Apache::lonnet::allowed('mau',$ccdomain)) { $r->print(<<"END"); END } else { $r->print(''); } } $r->print(<
first namemiddle namelast namegeneration
'.$userenv{$_}.'
END # Build up table of user roles to allow revocation of a role. my ($tmp) = keys(%rolesdump); unless ($tmp =~ /^(con_lost|error)/i) { my $now=time; $r->print(<

Revoke Existing Roles

END foreach my $area (keys(%rolesdump)) { next if ($area =~ /^rolesdef/); my $role = $rolesdump{$area}; my $thisrole=$area; $area =~ s/\_\w\w$//; my ($role_code,$role_end_time,$role_start_time) = split(/_/,$role); my $bgcol='ffffff'; my $allowed=0; if ($area =~ /^\/(\w+)\/(\d\w+)/ ) { my %coursedata= &Apache::lonnet::coursedescription($1.'_'.$2); my $carea='Course: '.$coursedata{'description'}; $inccourses{$1.'_'.$2}=1; if (&Apache::lonnet::allowed('c'.$role_code,$1.'/'.$2)) { $allowed=1; } # Compute the background color based on $area $bgcol=$1.'_'.$2; $bgcol=~s/[^8-9b-e]//g; $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',0,6); if ($area=~/^\/(\w+)\/(\d\w+)\/(\w+)/) { $carea.='
Section/Group: '.$3; } $area=$carea; } else { # Determine if current user is able to revoke privileges if ($area=~ /^\/(\w+)\//) { if (&Apache::lonnet::allowed('c'.$role_code,$1)) { $allowed=1; } } else { if (&Apache::lonnet::allowed('c'.$role_code,'/')) { $allowed=1; } } } if ($role_code eq 'ca') { $area=~/\/(\w+)\/(\w+)/; if (&authorpriv($2,$1)) { $allowed=1; } else { $allowed=0; } } my $row = ''; $row.='\n"; $r->print($row); } # end of foreach (table building loop) $r->print('
RevokeRoleExtentStartEnd
'; my $active=1; $active=0 if (($role_end_time) && ($now>$role_end_time)); if (($active) && ($allowed)) { $row.= ''; } else { $row.=' '; } $row.= ''.&Apache::lonnet::plaintext($role_code). ''.$area. ''.($role_start_time?localtime($role_start_time) : ' ' ). ''.($role_end_time ?localtime($role_end_time) : ' ' ) ."
'); } # End of unless my $currentauth=&Apache::lonnet::queryauthenticate($ccuname,$ccdomain); if ($currentauth=~/^krb(4|5):/) { $currentauth=~/^krb(4|5):(.*)/; my $krbdefdom2=$1; my %param = ( formname => 'document.cu', kerb_def_dom => $krbdefdom ); $loginscript = &Apache::loncommon::authform_header(%param); } # Check for a bad authentication type unless ($currentauth=~/^krb(4|5):/ or $currentauth=~/^unix:/ or $currentauth=~/^internal:/ or $currentauth=~/^localauth:/ ) { # bad authentication scheme if (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'})) { $r->print(< ERROR: This user has an unrecognized authentication scheme ($currentauth). Please specify login data below.

Login Data

$generalrule

$authformkrb

$authformint

$authformfsys

$authformloc

ENDBADAUTH } else { # This user is not allowed to modify the users # authentication scheme, so just notify them of the problem $r->print(< ERROR: This user has an unrecognized authentication scheme ($currentauth). Please alert a domain coordinator of this situation.
ENDBADAUTH } } else { # Authentication type is valid my $authformcurrent=''; my $authform_other=''; if ($currentauth=~/^krb(4|5):/) { $authformcurrent=$authformkrb; $authform_other="

$authformint

\n". "

$authformfsys

$authformloc

"; } elsif ($currentauth=~/^internal:/) { $authformcurrent=$authformint; $authform_other="

$authformkrb

". "

$authformfsys

$authformloc

"; } elsif ($currentauth=~/^unix:/) { $authformcurrent=$authformfsys; $authform_other="

$authformkrb

". "

$authformint

$authformloc;

"; } elsif ($currentauth=~/^localauth:/) { $authformcurrent=$authformloc; $authform_other="

$authformkrb

". "

$authformint

$authformfsys

"; } $authformcurrent=< * * * WARNING * * * * * * WARNING * * * $authformcurrent Changing this value will overwrite existing authentication for the user; you should notify the user of this change. ENDCURRENTAUTH if (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'})) { # Current user has login modification privileges $r->print(<

Change Current Login Data

$generalrule

$authformnop

$authformcurrent

Enter New Login Data

$authform_other ENDOTHERAUTHS } } ## End of "check for bad authentication type" logic } ## End of new user/old user logic $r->print('

Add Roles

'); # # Co-Author # if (&authorpriv($ENV{'user.name'},$ENV{'request.role.domain'})) { my $cuname=$ENV{'user.name'}; my $cudom=$ENV{'request.role.domain'}; $r->print(<Construction Space
ActivateRoleExtent StartEnd
Co-Author $cudom\_$cuname Set Start Date Set End Date
ENDCOAUTH } # # Domain level # $r->print('

Domain Level

'. ''. ''); foreach ( sort( keys(%incdomains))) { my $thisdomain=$_; foreach ('dc','li','dg','au') { if (&Apache::lonnet::allowed('c'.$_,$thisdomain)) { my $plrole=&Apache::lonnet::plaintext($_); $r->print(< ENDDROW } } } $r->print('
ActivateRoleExtentStartEnd
$plrole $thisdomain Set Start Date Set End Date
'); # # Course level # $r->print(&course_level_table(%inccourses)); $r->print("
\n"); $r->print(""); } # ================================================================= Phase Three sub update_user_data { my $r=shift; my $uhome=&Apache::lonnet::homeserver($ENV{'form.ccuname'}, $ENV{'form.ccdomain'}); # Error messages my $error = 'Error:'; my $end = ''; # Print header $r->print(< The LearningOnline Network with CAPA ENDTHREEHEAD my $title; if (exists($ENV{'form.makeuser'})) { $title='Set Privileges for New User'; } else { $title='Modify User Privileges'; } $r->print(&Apache::loncommon::bodytag($title)); # Check Inputs if (! $ENV{'form.ccuname'} ) { $r->print($error.'No login name specified.'.$end); return; } if ( $ENV{'form.ccuname'} =~/\W/) { $r->print($error.'Invalid login name. '. 'Only letters, numbers, and underscores are valid.'. $end); return; } if (! $ENV{'form.ccdomain'} ) { $r->print($error.'No domain specified.'.$end); return; } if ( $ENV{'form.ccdomain'} =~/\W/) { $r->print($error.'Invalid domain name. '. 'Only letters, numbers, and underscores are valid.'. $end); return; } if (! exists($ENV{'form.makeuser'})) { # Modifying an existing user, so check the validity of the name if ($uhome eq 'no_host') { $r->print($error.'Unable to determine home server for '. $ENV{'form.ccuname'}.' in domain '. $ENV{'form.ccdomain'}.'.'); return; } } # Determine authentication method and password for the user being modified my $amode=''; my $genpwd=''; if ($ENV{'form.login'} eq 'krb') { $amode='krb'; $amode.=$ENV{'form.krbver'}; $genpwd=$ENV{'form.krbarg'}; } elsif ($ENV{'form.login'} eq 'int') { $amode='internal'; $genpwd=$ENV{'form.intarg'}; } elsif ($ENV{'form.login'} eq 'fsys') { $amode='unix'; $genpwd=$ENV{'form.fsysarg'}; } elsif ($ENV{'form.login'} eq 'loc') { $amode='localauth'; $genpwd=$ENV{'form.locarg'}; $genpwd=" " if (!$genpwd); } elsif (($ENV{'form.login'} eq 'nochange') || ($ENV{'form.login'} eq '' )) { # There is no need to tell the user we did not change what they # did not ask us to change. # If they are creating a new user but have not specified login # information this will be caught below. } else { $r->print($error.'Invalid login mode or password'.$end); return; } if ($ENV{'form.makeuser'}) { # Create a new user $r->print(<Creating user "$ENV{'form.ccuname'}" in domain "$ENV{'form.ccdomain'}" ENDNEWUSERHEAD # Check for the authentication mode and password if (! $amode || ! $genpwd) { $r->print($error.'Invalid login mode or password'.$end); return; } # Determine desired host my $desiredhost = $ENV{'form.hserver'}; if (lc($desiredhost) eq 'default') { $desiredhost = undef; } else { my %home_servers = &Apache::loncommon::get_library_servers ($ENV{'form.ccdomain'}); if (! exists($home_servers{$desiredhost})) { $r->print($error.'Invalid home server specified'); return; } } # Call modifyuser my $result = &Apache::lonnet::modifyuser ($ENV{'form.ccdomain'},$ENV{'form.ccuname'},$ENV{'form.cstid'}, $amode,$genpwd,$ENV{'form.cfirst'}, $ENV{'form.cmiddle'},$ENV{'form.clast'},$ENV{'form.cgen'}, undef,$desiredhost ); $r->print('Generating user: '.$result); my $home = &Apache::lonnet::homeserver($ENV{'form.ccuname'}, $ENV{'form.ccdomain'}); $r->print('
Home server: '.$home.' '. $Apache::lonnet::libserv{$home}); } elsif (($ENV{'form.login'} ne 'nochange') && ($ENV{'form.login'} ne '' )) { # Modify user privileges $r->print(<User "$ENV{'form.ccuname'}" in domain "$ENV{'form.ccdomain'}" ENDMODIFYUSERHEAD if (! $amode || ! $genpwd) { $r->print($error.'Invalid login mode or password'.$end); return; } # Only allow authentification modification if the person has authority if (&Apache::lonnet::allowed('mau',$ENV{'form.ccdomain'})) { $r->print('Modifying authentication: '. &Apache::lonnet::modifyuserauth( $ENV{'form.ccdomain'},$ENV{'form.ccuname'}, $amode,$genpwd)); $r->print('
Home server: '.&Apache::lonnet::homeserver ($ENV{'form.ccuname'},$ENV{'form.ccdomain'})); } else { # Okay, this is a non-fatal error. $r->print($error.'You do not have the authority to modify '. 'this users authentification information.'); } } ## if (! $ENV{'form.makeuser'} ) { # Check for need to change my %userenv = &Apache::lonnet::get ('environment',['firstname','middlename','lastname','generation'], $ENV{'form.ccdomain'},$ENV{'form.ccuname'}); my ($tmp) = keys(%userenv); if ($tmp =~ /^(con_lost|error)/i) { %userenv = (); } # Check to see if we need to change user information foreach ('firstname','middlename','lastname','generation') { # Strip leading and trailing whitespace $ENV{'form.c'.$_} =~ s/(\s+$|^\s+)//g; } if (&Apache::lonnet::allowed('mau',$ENV{'form.ccdomain'}) && ($ENV{'form.cfirstname'} ne $userenv{'firstname'} || $ENV{'form.cmiddlename'} ne $userenv{'middlename'} || $ENV{'form.clastname'} ne $userenv{'lastname'} || $ENV{'form.cgeneration'} ne $userenv{'generation'} )) { # Make the change my %changeHash; $changeHash{'firstname'} = $ENV{'form.cfirstname'}; $changeHash{'middlename'} = $ENV{'form.cmiddlename'}; $changeHash{'lastname'} = $ENV{'form.clastname'}; $changeHash{'generation'} = $ENV{'form.cgeneration'}; my $putresult = &Apache::lonnet::put ('environment',\%changeHash, $ENV{'form.ccdomain'},$ENV{'form.ccuname'}); if ($putresult eq 'ok') { # Tell the user we changed the name $r->print(<<"END");
User Information Changed
  first middle last generation
Previous $userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'} $userenv{'generation'}
Changed To $ENV{'form.cfirstname'} $ENV{'form.cmiddlename'} $ENV{'form.clastname'} $ENV{'form.cgeneration'}
END } else { # error occurred $r->print("

Unable to successfully change environment for ". $ENV{'form.ccuname'}." in domain ". $ENV{'form.ccdomain'}."

"); } } else { # End of if ($ENV ... ) logic # They did not want to change the users name but we can # still tell them what the name is $r->print(<<"END");

User "$ENV{'form.ccuname'}" in domain "$ENV{'form.ccdomain'}"

$userenv{'firstname'} $userenv{'middlename'} $userenv{'lastname'}

Generation: $userenv{'generation'}

END } } ## my $now=time; $r->print('

Modifying Roles

'); foreach (keys (%ENV)) { next if (! $ENV{$_}); # Revoke roles if ($_=~/^form\.rev/) { if ($_=~/^form\.rev\:([^\_]+)\_([^\_]+)$/) { $r->print('Revoking '.$2.' in '.$1.': '. &Apache::lonnet::assignrole($ENV{'form.ccdomain'}, $ENV{'form.ccuname'},$1,$2,$now).'
'); if ($2 eq 'st') { $1=~/^\/(\w+)\/(\w+)/; my $cid=$1.'_'.$2; $r->print('Drop from classlist: '. &Apache::lonnet::critical('put:'. $ENV{'course.'.$cid.'.domain'}.':'. $ENV{'course.'.$cid.'.num'}.':classlist:'. &Apache::lonnet::escape($ENV{'form.ccuname'}.':'. $ENV{'form.ccdomain'}).'='. &Apache::lonnet::escape($now.':'), $ENV{'course.'.$cid.'.home'}).'
'); } } } elsif ($_=~/^form\.act/) { if ($_=~/^form\.act\_([^\_]+)\_([^\_]+)\_([^\_]+)$/) { # Activate roles for sections with 3 id numbers # set start, end times, and the url for the class my $start = ( $ENV{'form.start_'.$1.'_'.$2} ? $ENV{'form.start_'.$1.'_'.$2} : $now ); my $end = ( $ENV{'form.end_'.$1.'_'.$2} ? $ENV{'form.end_'.$1.'_'.$2} : 0 ); my $url='/'.$1.'/'.$2; if ($ENV{'form.sec_'.$1.'_'.$2.'_'.$3}) { $url.='/'.$ENV{'form.sec_'.$1.'_'.$2.'_'.$3}; } # Assign the role and report it $r->print('Assigning: '.$3.' in '.$url.': '. &Apache::lonnet::assignrole( $ENV{'form.ccdomain'},$ENV{'form.ccuname'}, $url,$3,$end,$start). '
'); # Handle students differently if ($3 eq 'st') { $url=~/^\/(\w+)\/(\w+)/; my $cid=$1.'_'.$2; $r->print('Add to classlist: '. &Apache::lonnet::critical( 'put:'.$ENV{'course.'.$cid.'.domain'}.':'. $ENV{'course.'.$cid.'.num'}.':classlist:'. &Apache::lonnet::escape( $ENV{'form.ccuname'}.':'. $ENV{'form.ccdomain'} ).'='. &Apache::lonnet::escape($end.':'.$start), $ENV{'course.'.$cid.'.home'}) .'
'); } } elsif ($_=~/^form\.act\_([^\_]+)\_([^\_]+)$/) { # Activate roles for sections with two id numbers # set start, end times, and the url for the class my $start = ( $ENV{'form.start_'.$1.'_'.$2} ? $ENV{'form.start_'.$1.'_'.$2} : $now ); my $end = ( $ENV{'form.end_'.$1.'_'.$2} ? $ENV{'form.end_'.$1.'_'.$2} : 0 ); my $url='/'.$1.'/'; # Assign the role and report it. $r->print('Assigning: '.$2.' in '.$url.': '. &Apache::lonnet::assignrole( $ENV{'form.ccdomain'},$ENV{'form.ccuname'}, $url,$2,$end,$start) .'
'); } } } # End of foreach (keys(%ENV)) $r->print(''); } # ================================================================ Main Handler sub handler { my $r = shift; if ($r->header_only) { $r->content_type('text/html'); $r->send_http_header; return OK; } if ((&Apache::lonnet::allowed('cta',$ENV{'request.course.id'})) || (&Apache::lonnet::allowed('cin',$ENV{'request.course.id'})) || (&Apache::lonnet::allowed('ccr',$ENV{'request.course.id'})) || (&Apache::lonnet::allowed('cep',$ENV{'request.course.id'})) || (&Apache::lonnet::allowed('cca',$ENV{'request.role.domain'})) || (&Apache::lonnet::allowed('mau',$ENV{'request.role.domain'}))) { $r->content_type('text/html'); $r->send_http_header; unless ($ENV{'form.phase'}) { &print_username_entry_form($r); } if ($ENV{'form.phase'} eq 'get_user_info') { &print_user_modification_page($r); } elsif ($ENV{'form.phase'} eq 'update_user_data') { &update_user_data($r); } } else { $ENV{'user.error.msg'}= "/adm/createuser:mau:0:0:Cannot modify user data"; return HTTP_NOT_ACCEPTABLE; } return OK; } #-------------------------------------------------- functions for &phase_two sub course_level_table { my %inccourses = @_; my $table = ''; foreach (sort( keys(%inccourses))) { my $thiscourse=$_; my $protectedcourse=$_; $thiscourse=~s:_:/:g; my %coursedata=&Apache::lonnet::coursedescription($thiscourse); my $area=$coursedata{'description'}; my $bgcol=$thiscourse; $bgcol=~s/[^8-9b-e]//g; $bgcol=substr($bgcol.$bgcol.$bgcol.'ffffff',0,6); foreach ('st','ta','ep','ad','in','cc') { if (&Apache::lonnet::allowed('c'.$_,$thiscourse)) { my $plrole=&Apache::lonnet::plaintext($_); $table .= < $plrole $area ENDEXTENT if ($_ ne 'cc') { $table .= < ENDSECTION } else { $table .= <  ENDSECTION } $table .= < Set Start Date Set End Date ENDTIMEENTRY $table.= "\n"; } } } return '' if ($table eq ''); # return nothing if there is nothing # in the table my $result = <Course Level $table
ActivateRoleExtent Group/SectionStartEnd
ENDTABLE return $result; } #---------------------------------------------- end functions for &phase_two #--------------------------------- functions for &phase_two and &phase_three #--------------------------end of functions for &phase_two and &phase_three 1; __END__