--- loncom/interface/Attic/londropadd.pm 2001/01/01 15:43:46 1.7 +++ loncom/interface/Attic/londropadd.pm 2002/04/30 13:51:00 1.34 @@ -1,12 +1,37 @@ # The LearningOnline Network with CAPA # Handler to drop and add students in courses # +# $Id: londropadd.pm,v 1.34 2002/04/30 13:51:00 matthew 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/ +# # (Handler to set parameters for assessments # # (Handler to resolve ambiguous file locations # # (TeX Content Handler # +# YEAR=2000 # 05/29/00,05/30,10/11 Gerd Kortemeyer) # # 10/11,10/12,10/16 Gerd Kortemeyer) @@ -15,35 +40,26 @@ # 12/08,12/12 Gerd Kortemeyer) # # 12/26,12/27,12/28, -# 01/01/01 Gerd Kortemeyer +# YEAR=2001 +# 01/01/01,01/15,02/10,02/13,02/14,02/22 Gerd Kortemeyer +# 8/6 Scott Harrison +# Guy Albertelli +# 9/25 Gerd Kortemeyer +# 12/19 Guy Albertelli +# YEAR=2002 +# 1/4 Gerd Kortemeyer package Apache::londropadd; use strict; -use Apache::lonnet; +use Apache::lonnet(); +use Apache::loncommon(); use Apache::Constants qw(:common :http REDIRECT); +# ================================================================ Print header -# ================================================================ Main Handler - -sub handler { - my $r=shift; - - if ($r->header_only) { - $r->content_type('text/html'); - $r->send_http_header; - return OK; - } - -# ----------------------------------------------------- Needs to be in a course - - if (($ENV{'request.course.fn'}) && - (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) { - -# ------------------------------------------------------------------ Start page - $r->content_type('text/html'); - $r->send_http_header; - $r->print(< LON-CAPA Student Drop/Add @@ -55,104 +71,159 @@ sub handler { action="/adm/dropadd" name="studentform">

Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}

ENDHEAD -# --------------------------------------------------- Phase one, initial screen - unless ($ENV{'form.phase'}) { - $r->print(<$end))) { + my $reply=&Apache::lonnet::modifystudent + ($udom,$unam,'','','','','','','', + $section,time,undef,undef,$desiredhost); + } + } + } + } +} + +# ============ build a domain and server selection form +sub domain_form { + my ($defdom) = @_; + # Set up domain and server selection forms + # + # Get the domains + my @domains = &Apache::loncommon::get_domains(); + # build up the menu information to be passed to + # &Apache::loncommon::linked_select_forms + my %select_menus; + foreach my $dom (@domains) { + # set up the text for this domain + $select_menus{$dom}->{'text'}= $dom; + # we want a choice of 'default' as the default in the second menu + $select_menus{$dom}->{'default'}= 'default'; + $select_menus{$dom}->{'select2'}->{'default'} = 'default'; + # Now build up the other items in the second menu + my %servers = &Apache::loncommon::get_home_servers($dom); + foreach my $server (keys(%servers)) { + $select_menus{$dom}->{'select2'}->{$server} + = "$server $servers{$server}"; + } + } + my $result = &Apache::loncommon::linked_select_forms + ('studentform',' with home server ',$defdom, + 'lcdomain','lcserver',\%select_menus); + return $result; +} + +# ============================================================== Menu Phase One +sub menu_phase_one { + my $r=shift; + my $upfile_select=&Apache::loncommon::upfile_select_html(); + $r->print(<

Upload a courselist

- -
Type: +$upfile_select

Enroll a single student

-

Drop a student

-

+

Drop students

+

ENDUPFORM - } -# ------------------------------------------------------------------- Phase two - if ($ENV{'form.phase'} eq 'two') { - if ($ENV{'form.fileupload'}) { - my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}. - '_enroll_'.$ENV{'request.course.id'}.'_'.time.'_'.$$; - { - my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons'). - '/tmp/'.$datatoken.'.tmp'); - print $fh $ENV{'form.upfile'}; - } - my $separator=''; - my $remove=''; - if ($ENV{'form.upfiletype'} eq 'csv') { - $separator='\"\,\s*\"'; - $remove='"'; - } elsif ($ENV{'form.upfiletype'} eq 'space') { - $separator='\s+'; - } elsif ($ENV{'form.upfiletype'} eq 'tab') { - $separator='\t+'; - } elsif ($ENV{'form.upfiletype'} eq 'xml') { - } - my @lines=split(/\n/,$ENV{'form.upfile'}); - my $total=$#lines; - $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; - my $krbdefdom=$1; - $krbdefdom=~tr/a-z/A-Z/; - my $today=time; - my $halfyear=$today+15552000; - my $defdom=$r->dir_config('lonDefDomain'); - $r->print(< - - +} + +sub phase_two_header { + my ($r,$datatoken,$distotal,$krbdefdom)=@_; + my $javascript; + if ($ENV{'form.upfile_associate'} eq 'reverse') { + $javascript=&phase_two_javascript_reverse_associate(); + } else { + $javascript=&phase_two_javascript_forward_associate(); + } + my $javascript_validations=&javascript_validations($krbdefdom); + $r->print(<

Identify fields

-Total number of records found in file: $total - +ENDPICK +} + +sub javascript_validations { + my ($krbdefdom)=@_; + my %param = ( formname => 'studentform', + kerb_def_dom => $krbdefdom ); + my $authheader = &Apache::loncommon::authform_header(%param); + return (<=2) && (tw<=6)) { foundname=1; } - if (tw==7) { foundid=1; } - if (tw==8) { foundsec=1; } - if (tw==9) { foundpwd=1; } - } if (founduname==0) { - alert('You need to specify at least the username field'); + alert('You need to specify the username field'); return; } - if (vf.login[0].checked) { - foundatype=1; - if (vf.krbdom.value=='') { - alert('You need to specify the Kerberos domain'); - return; - } + if (current.radiovalue == null || current.radiovalue == 'nochange') { + // They did not check any of the login radiobuttons. + alert('You must choose an authentication type'); + return; } - if (vf.login[1].checked) { - foundatype=1; - if ((vf.intpwd.value=='') && (foundpwd==0)) { - alert('You need to specify the initial password'); + foundatype=1; + if (current.argfield == null || current.argfield == '') { + var alertmsg = ''; + switch (current.value) { + case 'krb': + alertmsg = 'You need to specify the Kerberos domain'; + break; + case 'loc': + case 'fsys': + alertmsg = 'You need to specify the initial password'; + break; + case 'fsys': + alertmsg = ''; + break; + default: + alertmsg = ''; + } + if (alertmsg != '') { + alert(alertmsg); return; } } - if (foundatype==0) { - alert('You need to set the login type'); - return; - } + if (foundname==0) { message='No name fields specified. '; } if (foundid==0) { message+='No ID or student number field specified. '; } if (foundsec==0) { message+='No section or group field specified. '; } @@ -163,7 +234,7 @@ function verify(vf) { message+='No ending date set. '; } if ((vf.enddate.value!='') && (vf.startdate.value!='')) { - if (vf.enddate.value=2) && (tw<=6)) { foundname=1; } + if (tw==7) { foundid=1; } + if (tw==8) { foundsec=1; } + if (tw==9) { foundpwd=1; } + } + verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec); } function flip(vf,tf) { @@ -185,8 +309,13 @@ function flip(vf,tf) { var i; for (i=0;i<=vf.nfields.value;i++) { if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) { - eval('vf.f'+i+'.selectedIndex=0;') - } + eval('vf.f'+i+'.selectedIndex=0;') + } + } + if (tf==1 && nw!=0) { + for (i=2;i<=5;i++) { + eval('vf.f'+i+'.selectedIndex=0;') + } } if (nw==2) { for (i=0;i<=vf.nfields.value;i++) { @@ -194,21 +323,22 @@ function flip(vf,tf) { (eval('vf.f'+i+'.selectedIndex')<=6)) { eval('vf.f'+i+'.selectedIndex=0;') } - } + } } if ((nw>=3) && (nw<=6)) { for (i=0;i<=vf.nfields.value;i++) { if (eval('vf.f'+i+'.selectedIndex')==2) { eval('vf.f'+i+'.selectedIndex=0;') } - } + } } if (nw==9) { - vf.login[1].checked=true; - vf.intpwd.value=''; - vf.krbdom.value=''; + changed_radio('int',document.studentform); + set_auth_radio_buttons('int',document.studentform); + vf.intarg.value=''; + vf.krbarg.value=''; + vf.locarg.value=''; } - } function clearpwd(vf) { @@ -217,258 +347,548 @@ function clearpwd(vf) { if (eval('vf.f'+i+'.selectedIndex')==9) { eval('vf.f'+i+'.selectedIndex=0;') } - } + } } -function setkrb(vf) { - if (vf.krbdom.value!='') { - clearpwd(vf); - vf.login[0].checked=true; - vf.krbdom.value=vf.krbdom.value.toUpperCase(); - vf.intpwd.value=''; - } +ENDPICK } -function setint(vf) { - if (vf.intpwd.value!='') { - clearpwd(vf); - vf.login[1].checked=true; - vf.krbdom.value=''; - } +sub phase_two_javascript_reverse_associate { + return(<=1) && (i<=5)) && tw!=0 ) { foundname=1; } + if (i==6 && tw!=0) { foundid=1; } + if (i==7 && tw!=0) { foundsec=1; } + if (i==8 && tw!=0) { foundpwd=1; } + } + verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec); } -function clickkrb(vf) { - vf.krbdom.value='$krbdefdom'; - clearpwd(vf); - vf.intpwd.value=''; +function flip(vf,tf) { + var nw=eval('vf.f'+tf+'.selectedIndex'); + var i; + // picked the all one one name field, reset the other name ones to blank + if (tf==1 && nw!=0) { + for (i=2;i<=5;i++) { + eval('vf.f'+i+'.selectedIndex=0;') + } + } + //picked one of the piecewise name fields, reset the all in + //one field to blank + if ((tf>=2) && (tf<=5) && (nw!=0)) { + eval('vf.f1.selectedIndex=0;') + } + // intial password specified, pick internal authentication + if (tf==8 && nw!=0) { + changed_radio('int',document.studentform); + set_auth_radio_buttons('int',document.studentform); + vf.krbarg.value=''; + vf.intarg.value=''; + vf.locarg.value=''; + } } -function clickint(vf) { - vf.krbdom.value=''; +function clearpwd(vf) { + var i; + if (eval('vf.f8.selectedIndex')!=0) { + eval('vf.f8.selectedIndex=0;') + } +} +ENDPICK } - function pclose() { - parmwin=window.open("/adm/rat/empty.html","LONCAPAparms", - "height=350,width=350,scrollbars=no,menubar=no"); - parmwin.close(); - } +sub phase_two_end { + my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_; + my %param = ( formname => 'document.studentform'); + my $krbform = &Apache::loncommon::authform_kerberos(%param); + my $intform = &Apache::loncommon::authform_internal(%param); + my $locform = &Apache::loncommon::authform_local(%param); + my $domform = &domain_form($defdom); + $r->print(< + + +

Login Type

+

Note: this will not take effect if the user already exists

+

+$krbform +

+

+$intform +

+

+$locform +

+

LON-CAPA Domain for Students

+LON-CAPA domain: $domform

+

Starting and Ending Dates

+ + + + + +Set Starting Date

- function pjump(type,dis,value,marker,ret,call) { - parmwin=window.open("/adm/rat/parameter.html?type="+escape(type) - +"&value="+escape(value)+"&marker="+escape(marker) - +"&return="+escape(ret) - +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms", - "height=350,width=350,scrollbars=no,menubar=no"); +Set Ending Date

+

Full Update

+ Full update +(also print list of users not enrolled anymore)

+

ID/Student Number

+ +Disable ID/Student Number Safeguard and Force Change of Conflicting IDs +(only do if you know what you are doing)

+
+Note: for large courses, this operation might be time consuming. +ENDPICK +} +# ======================================================= Menu Phase Two Upload +sub menu_phase_two_upload { + my $r=shift; + + my $datatoken; + if (!$ENV{'form.datatoken'}) { + $datatoken=&Apache::loncommon::upfile_store($r); + } else { + $datatoken=$ENV{'form.datatoken'}; + &Apache::loncommon::load_tmp_file($r); + } + my @records=&Apache::loncommon::upfile_record_sep(); + my $total=$#records; + my $distotal=$total+1; + $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; + my $krbdefdom=$1; + $krbdefdom=~tr/a-z/A-Z/; + my $today=time; + my $halfyear=$today+15552000; + my $defdom=$r->dir_config('lonDefDomain'); + &phase_two_header($r,$datatoken,$distotal,$krbdefdom); + my $i; + my $keyfields; + if ($total>=0) { + my @d=(['username','Username'],['names','Last Name, First Names'], + ['fname','First Name'],['mname','Middle Names/Initials'], + ['lname','Last Name'],['gen','Generation'], + ['id','ID/Student Number'],['sec','Group/Section'], + ['ipwd','Initial Password']); + if ($ENV{'form.upfile_associate'} eq 'reverse') { + &Apache::loncommon::csv_print_samples($r,\@records); + $i=&Apache::loncommon::csv_print_select_table($r,\@records,\@d); + foreach (@d) { $keyfields.=$_->[0].','; } + chop($keyfields); + } else { + unshift(@d,['none','']); + $i=&Apache::loncommon::csv_samples_select_table($r,\@records,\@d); + my %sone=&Apache::loncommon::record_sep($records[0]); + $keyfields=join(',',sort(keys(%sone))); + } } + &phase_two_end($r,$i,$keyfields,$defdom,$today,$halfyear); +} - function dateset() { - if (document.studentform.pres_marker.value=='end') { - document.studentform.enddate.value= - document.studentform.pres_value.value; - } - if (document.studentform.pres_marker.value=='start') { - document.studentform.startdate.value= - document.studentform.pres_value.value; +# ======================================================= Enroll single student +sub enroll_single_student { + my $r=shift; + $r->print('

Enrolling Student

'); + $r->print('

Enrolling '.$ENV{'form.cuname'}." in domain ". + $ENV{'form.lcdomain'}.'

'); + if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&& + ($ENV{'form.lcdomain'})&&($ENV{'form.lcdomain'}!~/\W/)) { + # Deal with home server selection + my $domain=$ENV{'form.lcdomain'}; + my $desiredhost = $ENV{'form.lcserver'}; + if (lc($desiredhost) eq 'default') { + $desiredhost = undef; + } else { + my %home_servers = &Apache::loncommon::get_home_servers($domain); + if (! exists($home_servers{$desiredhost})) { + $r->print('Error:'. + 'Invalid home server specified'); + return; + } } - pclose(); + $r->print(" with server $desiredhost :") if (defined($desiredhost)); + # End of home server selection logic + my $amode=''; + my $genpwd=''; + if ($ENV{'form.login'} eq 'krb') { + $amode='krb4'; + $genpwd=$ENV{'form.krbarg'}; + } elsif ($ENV{'form.login'} eq 'int') { + $amode='internal'; + $genpwd=$ENV{'form.intarg'}; + } elsif ($ENV{'form.login'} eq 'loc') { + $amode='localauth'; + $genpwd=$ENV{'form.locarg'}; + if (!$genpwd) { $genpwd=" "; } + } + my $home = &Apache::lonnet::homeserver($ENV{'form.cuname'}, + $ENV{'form.lcdomain'}); + if ((($amode) && ($genpwd)) || ($home ne 'no_host')) { + &modifystudent($ENV{'form.lcdomain'},$ENV{'form.cuname'}, + $ENV{'request.course.id'},$ENV{'form.csec'}, + $desiredhost); + $r->print(&Apache::lonnet::modifystudent( + $ENV{'form.lcdomain'},$ENV{'form.cuname'}, + $ENV{'form.cstid'},$amode,$genpwd, + $ENV{'form.cfirst'},$ENV{'form.cmiddle'}, + $ENV{'form.clast'},$ENV{'form.cgen'}, + $ENV{'form.csec'},$ENV{'form.enddate'}, + $ENV{'form.startdate'},$ENV{'form.forceid'}, + $desiredhost)); + } else { + $r->print('

ERROR '. + 'Invalid login mode or password. '. + 'Unable to enroll '.$ENV{'form.cuname'}.'.

'); + } + } else { + $r->print('Invalid username or domain'); + } +} + +# ======================================================= Menu Phase Two Enroll +sub menu_phase_two_enroll { + my $r=shift; + my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; + $krbdefdom=~tr/a-z/A-Z/; + my $today = time; + my $halfyear = $today+15552000; + my $defdom=$r->dir_config('lonDefDomain'); + my $javascript_validations=&javascript_validations($krbdefdom); + # Set up authentication forms + my %param = ( formname => 'document.studentform'); + my $krbform = &Apache::loncommon::authform_kerberos(%param); + my $intform = &Apache::loncommon::authform_internal(%param); + my $locform = &Apache::loncommon::authform_local(%param); + # Set up domain selection form + my $domform = &domain_form($defdom); + # Print it all out + $r->print(< +function verify(vf) { + var founduname=0; + var foundpwd=0; + var foundname=0; + var foundid=0; + var foundsec=0; + var tw; + if ((typeof(vf.cuname.value) !="undefined") && (vf.cuname.value!='') && + (typeof(vf.lcdomain.value)!="undefined") && (vf.lcdomain.value!='')) { + founduname=1; + } + if ((typeof(vf.cfirst.value)!="undefined") && (vf.cfirst.value!='') && + (typeof(vf.clast.value) !="undefined") && (vf.clast.value!='')) { + foundname=1; + } + if ((typeof(vf.csec.value)!="undefined") && (vf.csec.value!='')) { + foundsec=1; + } + if ((typeof(vf.cstid.value)!="undefined") && (vf.cstid.value!='')) { + foundid=1; + } + if (founduname==0) { + alert('You need to specify at least the username and domain fields'); + return; } + verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec); +} + +$javascript_validations + +function clearpwd(vf) { + //nothing else needs clearing +} - -ENDPICK - my @sone; my @stwo; my @sthree; my $nfields=0; - if ($#lines>=0) { - $lines[0]=~s/^$remove//; - $lines[0]=~s/$remove$//; - @sone=split(/$separator/,$lines[0]); - $nfields=$#sone; - if ($#lines>=1) { - $lines[1]=~s/^$remove//; - $lines[1]=~s/$remove$//; - @stwo=split(/$separator/,$lines[1]); - $nfields=$#stwo; - } - if ($#lines>=2) { - $lines[2]=~s/^$remove//; - $lines[2]=~s/$remove$//; - @sthree=split(/$separator/,$lines[2]); - $nfields=$#sthree; - } - my $i; - for ($i=0;$i<=$nfields;$i++) { - $r->print(''); - } - } - $r->print(< - -

Login Type

- -Kerberos authenticated with domain -

- -Internally authenticated (with initial password -) -

LON-CAPA Domain for Students

-LON-CAPA domain:

+

Personal Data

+First Name:
+Middle Name:
+Last Name:
+Generation: + +

ID/Student Number:

+ +

Group/Section:

+ +

Login Data

+

Username:

+

Domain: $domform

+

Note: login settings below will not take effect if the user already exists +

+$krbform +

+$intform +

+$locform +

Starting and Ending Dates

+

Set Starting Date

- +>Set Starting Date +

Set Ending Date

-

Full Update

- Full update -(also dropping students)

-
-Note: for large courses, this operation might be time consuming. -ENDPICK - } elsif ($ENV{'form.enroll'}) { - } elsif ($ENV{'form.drop'}) { - } - } -# ----------------------------------------------------------------- Phase three - if ($ENV{'form.phase'} eq 'three') { - if ($ENV{'form.datatoken'}) { - my $separator=''; - my $remove=''; - if ($ENV{'form.upfiletype'} eq 'csv') { - $separator='\"\,\s*\"'; - $remove='"'; - } elsif ($ENV{'form.upfiletype'} eq 'space') { - $separator='\s+'; - } elsif ($ENV{'form.upfiletype'} eq 'tab') { - $separator='\t+'; - } elsif ($ENV{'form.upfiletype'} eq 'xml') { - } - my %fields=(); - for (my $i=0;$i<=$ENV{'form.nfields'};$i++) { - $fields{$ENV{'form.f'.$i}}=$i; - } - my $startdate=$ENV{'form.startdate'}; - my $enddate=$ENV{'form.enddate'}; - if ($startdate=~/\D/) { $startdate=''; } - if ($enddate=~/\D/) { $enddate=''; } - my $domain=$ENV{'form.lcdomain'}; - my $amode=''; - my $genpwd=''; - if ($ENV{'form.login'} eq 'krb') { - $amode='krb4'; - $genpwd=$ENV{'form.krbdom'}; - } elsif ($ENV{'form.login'} eq 'int') { - $amode='internal'; - if ((defined($ENV{'form.intpwd'})) && ($ENV{'form.intpwd'})) { - $genpwd=$ENV{'form.intpwd'}; - } - } - unless (($domain=~/\W/) || ($amode eq '')) { - $r->print('

Enrolling Students

'); - my $count=0; - my $flushc=0; - my %student=(); -# ----------------------------------------------------------- Get new classlist - my @studentdata=(); - { - my $fh; - if ($fh=Apache::File->new($r->dir_config('lonDaemons'). - '/tmp/'.$ENV{'form.datatoken'}.'.tmp')) { - @studentdata=<$fh>; +>Set Ending Date +

+

ID/Student Number

+ +Disable ID/Student Number Safeguard and Force Change of Conflicting IDs +(only do if you know what you are doing)

+
+ +

+ENDSENROLL +} + +# =================================================== get the current classlist +sub get_current_classlist { + my ($domain,$identifier) = @_; + # domain is the domain the class is being run in + # identifier is the internal, unique identifier for the class. + my %currentlist=(); + my $now=time; + my %results=&Apache::lonnet::dump('classlist',$domain,$identifier); + my ($tmp) = keys(%results); + if ($tmp !~ /^(con_lost|error|no_such_host)/i) { + foreach my $student (keys(%results)) { + # Extract the start and end dates + my ($end,$start)=split(/\:/,$results{$student}); + # If the class isn't over, put it in the list + unless (($end) && ($now>$end)) { + $currentlist{$student}=1; + } + } + return (undef,%currentlist); + } else { + return ($tmp,undef); + } +} + +# ========================================================= Menu Phase Two Drop +sub menu_phase_two_drop { + my $r=shift; + my $cid=$ENV{'request.course.id'}; + my ($error,%currentlist)=&get_current_classlist($ENV{'course.'.$cid.'.domain'}, + $ENV{'course.'.$cid.'.num'}); + if (defined($error)) { + $r->print('
ERROR:$error
'); + } + if (!defined(%currentlist)) { + $r->print("There are no students currently enrolled.\n"); + } else { + # Print out the available choices + &show_drop_list($r,%currentlist); + } +} + +# =================================================== Show student list to drop +sub show_drop_list { + my ($r,%currentlist)=@_; + my $cid=$ENV{'request.course.id'}; + $r->print(<<'END'); + +

+ +

FieldSamples
'); - if (defined($sone[$i])) { - $r->print($sone[$i]."
\n"); - } - if (defined($stwo[$i])) { - $r->print($stwo[$i]."
\n"); - } - if (defined($sthree[$i])) { - $r->print($sthree[$i]."
\n"); - } - $r->print('
+ + + +END + foreach (sort keys %currentlist) { + my ($sname,$sdom)=split(/\:/,$_); + my %reply=&Apache::lonnet::idrget($sdom,$sname); + my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); + my %info=&Apache::lonnet::get('environment', + ['firstname','middlename', + 'lastname','generation'], + $sdom, $sname); + my ($tmp) = keys(%info); + if ($tmp =~ /^(con_lost|error|no_such_host)/i) { + $r->print(''); + } else { + $r->print(<<"END"); + + + + + + + + + +END + } + } + $r->print('
 usernamedomainIDstudent namegenerationsection
'. + 'Internal error: unable to get environment '. + 'for '.$sname.' in domain '.$sdom.'
$sname$sdom$reply{$sname}$info{'lastname'}, $info{'firstname'} $info{'middlename'}$info{'generation'}$ssec

'); + $r->print(<<"END"); +

+   + +

+END +} + +# ================================================= Drop/Add from uploaded file +sub upfile_drop_add { + my $r=shift; + &Apache::loncommon::load_tmp_file($r); + my @studentdata=&Apache::loncommon::upfile_record_sep(); + my @keyfields = split(/\,/,$ENV{'form.keyfields'}); + my $cid = $ENV{'request.course.id'}; + my %fields=(); + for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) { + if ($ENV{'form.upfile_associate'} eq 'reverse') { + if ($ENV{'form.f'.$i} ne 'none') { + $fields{$keyfields[$i]}=$ENV{'form.f'.$i}; + } + } else { + $fields{$ENV{'form.f'.$i}}=$keyfields[$i]; + } + } + # + my $startdate = $ENV{'form.startdate'}; + my $enddate = $ENV{'form.enddate'}; + if ($startdate=~/\D/) { $startdate=''; } + if ($enddate=~/\D/) { $enddate=''; } + # Determine domain and desired host (home server) + my $domain=$ENV{'form.lcdomain'}; + my $desiredhost = $ENV{'form.lcserver'}; + if (lc($desiredhost) eq 'default') { + $desiredhost = undef; + } else { + my %home_servers = &Apache::loncommon::get_home_servers($domain); + if (! exists($home_servers{$desiredhost})) { + $r->print('Error:'. + 'Invalid home server specified'); + return; + } + } + # Determine authentication mechanism + my $amode = ''; + my $genpwd = ''; + if ($ENV{'form.login'} eq 'krb') { + $amode='krb4'; + $genpwd=$ENV{'form.krbarg'}; + } elsif ($ENV{'form.login'} eq 'int') { + $amode='internal'; + if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) { + $genpwd=$ENV{'form.intarg'}; + } + } elsif ($ENV{'form.login'} eq 'loc') { + $amode='localauth'; + if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) { + $genpwd=$ENV{'form.locarg'}; + } + } + unless (($domain=~/\W/) || ($amode eq '')) { + ####################################### + ## Enroll Students ## + ####################################### + $r->print('

Enrolling Students

'); + my $count=0; + my $flushc=0; + my %student=(); + # Get new classlist + foreach (@studentdata) { + my %entries=&Apache::loncommon::record_sep($_); + # Determine student name + unless (($entries{$fields{'username'}} eq '') || + (!defined($entries{$fields{'username'}}))) { + my ($fname, $mname, $lname,$gen) = ('','','',''); + if (defined($fields{'names'})) { + ($lname,$fname,$mname)=($entries{$fields{'names'}}=~ + /([^\,]+)\,\s*(\w+)\s*(.*)$/); + } else { + if (defined($fields{'fname'})) { + $fname=$entries{$fields{'fname'}}; + } + if (defined($fields{'mname'})) { + $mname=$entries{$fields{'mname'}}; + } + if (defined($fields{'lname'})) { + $lname=$entries{$fields{'lname'}}; + } + if (defined($fields{'gen'})) { + $gen=$entries{$fields{'gen'}}; + } } - } -# --------------------------------------------------------- Enroll new students - map { - my $line=$_; - chomp($line); - $line=~s/^$remove//; - $line=~s/$remove$//; - my @entries=split(/$separator/,$line); - unless (($entries[$fields{'username'}] eq '') || - (!defined($entries[$fields{'username'}]))) { - my $fname=''; my $mname=''; my $lname=''; my $gen=''; - if (defined($fields{'names'})) { - ($lname,$fname,$mname)= - ($entries[$fields{'names'}]=~/([^\,]+)\,\s*(\w+)\s*(.*)$/); - } else { - if (defined($fields{'fname'})) { - $fname=$entries[$fields{'fname'}]; - } - if (defined($fields{'mname'})) { - $mname=$entries[$fields{'mname'}]; - } - if (defined($fields{'lname'})) { - $lname=$entries[$fields{'lname'}]; - } - if (defined($fields{'gen'})) { - $gen=$entries[$fields{'gen'}]; - } - } - if ($entries[$fields{'username'}]=~/\W/) { - $r->print('

Unacceptable username: '. - $entries[$fields{'username'}].' for user '. + if ($entries{$fields{'username'}}=~/\W/) { + $r->print('

Unacceptable username: '. + $entries{$fields{'username'}}.' for user '. $fname.' '.$mname.' '.$lname.' '.$gen.'

'); - } else { - my $sec=''; - my $username=$entries[$fields{'username'}]; - if (defined($fields{'sec'})) { - if (defined($entries[$fields{'sec'}])) { - $sec=$entries[$fields{'sec'}]; - } - } - my $id=''; - if (defined($fields{'id'})) { - if (defined($entries[$fields{'id'}])) { - $id=$entries[$fields{'id'}]; - } - $id=~tr/A-Z/a-z/; - } - my $password=''; - if ($genpwd) { - $password=$genpwd; - } else { - if (defined($fields{'ipwd'})) { - if ($entries[$fields{'ipwd'}]) { - $password=$entries[$fields{'ipwd'}]; - } - } - } - if ($password) { - my $reply=&Apache::lonnet::modifystudent( - $domain,$username,$id,$amode,$password, - $fname,$mname,$lname,$gen,$sec,$enddate,$startdate); - unless ($reply eq 'ok') { - $r->print( - "

Error enrolling $username: $reply

"); - } else { + } else { + # determine section number + my $sec=''; + my $username=$entries{$fields{'username'}}; + if (defined($fields{'sec'})) { + if (defined($entries{$fields{'sec'}})) { + $sec=$entries{$fields{'sec'}}; + } + } + # determine student id number + my $id=''; + if (defined($fields{'id'})) { + if (defined($entries{$fields{'id'}})) { + $id=$entries{$fields{'id'}}; + } + $id=~tr/A-Z/a-z/; + } + # determine student password + my $password=''; + if ($genpwd) { + $password=$genpwd; + } else { + if (defined($fields{'ipwd'})) { + if ($entries{$fields{'ipwd'}}) { + $password=$entries{$fields{'ipwd'}}; + } + } + } + if ($password) { + &modifystudent($domain,$username,$cid,$sec, + $desiredhost); + my $reply=&Apache::lonnet::modifystudent + ($domain,$username,$id,$amode,$password, + $fname,$mname,$lname,$gen,$sec,$enddate, + $startdate,$ENV{'form.forceid'},$desiredhost); + if ($reply ne 'ok') { + $r->print('

'. + 'Error enrolling '.$username.': '. + $reply.'

'); + } else { $count++; $flushc++; $student{$username}=1; $r->print('. '); @@ -477,61 +897,120 @@ ENDPICK $flushc=0; } } - } else { - $r->print( - "

No password for $username

"); - } - } - } - } @studentdata; - $r->print('

Processed Students: '.$count); -# --------------------------------------------------------------- Drop students - if ($ENV{'form.fullup'} eq 'yes') { - $r->print('

Dropping Students

'); -# ------------------------------------------------------- Get current classlist - my $cid=$ENV{'request.course.id'}; - my $classlst=&Apache::lonnet::reply - ('dump:'.$ENV{'course.'.$cid.'.domain'}.':'. - $ENV{'course.'.$cid.'.num'}.':classlist', - $ENV{'course.'.$cid.'.home'}); - my %currentlist=(); - my $now=time; - unless ($classlst=~/^error\:/) { - map { - my ($name,$value)=split(/\=/,$_); - my ($end,$start)=split(/\_/, - &Apache::lonnet::unescape($value)); - my $active=1; - if (($end) && ($now>$end)) { $active=0; } - if ($active) { - $currentlist{&Apache::lonnet::unescape($name)}=1; - } - } split(/\&/,$classlst); + } else { + $r->print("

No password for $username

"); + } + } + } + } # end of foreach (@studentdata) + $r->print('

Processed Students: '.$count); + ##################################### + # Drop students # + ##################################### + if ($ENV{'form.fullup'} eq 'yes') { + $r->print('

Dropping Students

'); + # Get current classlist + my ($error,%currentlist)=&get_current_classlist + ($ENV{'course.'.$cid.'.domain'}, + $ENV{'course.'.$cid.'.num'}); + if (defined($error)) { + $r->print('
ERROR:$error
'); + } + if (defined(%currentlist)) { + # Drop the students + foreach (@studentdata) { + my %entries=&Apache::loncommon::record_sep($_); + unless (($entries{$fields{'username'}} eq '') || + (!defined($entries{$fields{'username'}}))) { + delete($currentlist{$entries{$fields{'username'}}. + ':'.$domain}); + } + } + # Print out list of dropped students + &show_drop_list($r,%currentlist); + } else { + $r->print("There are no students currently enrolled.\n"); + } + } + } # end of unless +} - } else { - $r->print( - '

Could not access classlist: '.$classlst. - '

'); - } - } -# ------------------------------------------------------------------------ Done - } +# ================================================================== Phase four +sub drop_student_list { + my $r=shift; + my $count=0; + foreach (@{$ENV{'form.droplist'}}) { + my ($uname,$udom)=split(/\:/,$_); + &modifystudent($udom,$uname,$ENV{'request.course.id'}); + $r->print('Dropped '.$uname.' at '.$udom.'
'); + $count++; + } + $r->print('

Dropped '.$count.' student(s).'); + $r->print('

Re-enrollment will re-activate data.'); +} + +# ================================================================ Main Handler +sub handler { + my $r=shift; + if ($r->header_only) { + $r->content_type('text/html'); + $r->send_http_header; + return OK; + } + # Needs to be in a course + if (($ENV{'request.course.fn'}) && + (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) { + # Start page + $r->content_type('text/html'); + $r->send_http_header; + $r->print(&header()); + # Phase one, initial screen + unless ($ENV{'form.phase'}) { + &menu_phase_one($r); } - } -# ------------------------------------------------------------------------- End - $r->print(''); - } else { -# ----------------------------- Not in a course, or not allowed to modify parms - $ENV{'user.error.msg'}= - "/adm/dropadd:cst:0:0:Cannot drop or add students"; - return HTTP_NOT_ACCEPTABLE; - } - return OK; + # Phase two + if ($ENV{'form.associate'} eq 'Reverse Association') { + $ENV{'form.phase'} = 'two'; + if ( $ENV{'form.upfile_associate'} ne 'reverse' ) { + $ENV{'form.upfile_associate'} = 'reverse'; + } else { + $ENV{'form.upfile_associate'} = 'forward'; + } + } + if ($ENV{'form.phase'} eq 'two') { + if ($ENV{'form.fileupload'}) { + &menu_phase_two_upload($r); + } elsif ($ENV{'form.enroll'}) { + &menu_phase_two_enroll($r); + } elsif ($ENV{'form.drop'}) { + &menu_phase_two_drop($r); + } + } + # Phase three + if ($ENV{'form.phase'} eq 'three') { + if ($ENV{'form.datatoken'}) { + &upfile_drop_add($r); + } + } + # Phase four + if ($ENV{'form.phase'} eq 'four') { + &drop_student_list($r); + } + # Phase five + if ($ENV{'form.phase'} eq 'five') { + &enroll_single_student($r); + } + # End + $r->print(''); + } else { + # Not in a course, or not allowed to modify parms + $ENV{'user.error.msg'}= + "/adm/dropadd:cst:0:0:Cannot drop or add students"; + return HTTP_NOT_ACCEPTABLE; + } + return OK; } 1; __END__ - - -