--- loncom/interface/Attic/londropadd.pm 2002/04/16 19:08:49 1.25
+++ loncom/interface/Attic/londropadd.pm 2002/04/16 21:02:17 1.26
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Handler to drop and add students in courses
#
-# $Id: londropadd.pm,v 1.25 2002/04/16 19:08:49 matthew Exp $
+# $Id: londropadd.pm,v 1.26 2002/04/16 21:02:17 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -75,35 +75,30 @@ ENDHEAD
}
# =========== Drop student from all sections of a course, except optional $csec
-
-sub dropstudent {
+sub modifystudent {
my ($udom,$unam,$courseid,$csec)=@_;
+ # if $csec is undefined, drop the student from all the courses matching
+ # this one. If $csec is defined, drop them from all other sections of
+ # this course and add them to section $csec
$courseid=~s/\_/\//g;
$courseid=~s/^(\w)/\/$1/;
- foreach (split(/\&/,
- &Apache::lonnet::reply('dump:'.$udom.':'.$unam.':roles',
- &Apache::lonnet::homeserver($unam,$udom)))) {
- my ($key,$value)=split(/\=/,$_);
- $key=&Apache::lonnet::unescape($key);
- if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) {
+ my %roles = &Apache::lonnet::dump('roles',$udom,$unam);
+ my ($tmp) = keys(%roles);
+ # Bail out if we were unable to get the students roles
+ return if ($tmp =~ /^(con_lost|error|no_such_host)/i);
+ # Go through the roles looking for enrollment in this course
+ foreach my $course (keys(%roles)) {
+ my $value = $roles{$course};
+ if ($course=~/^$courseid(?:\/)*(\w+)*\_st$/) {
+ # We are in this course
my $section=$1;
- if ($key eq $courseid.'_st') { $section=''; }
+ $section='' if ($course eq $courseid.'_st');
if (((!$section) && (!$csec)) || ($section ne $csec)) {
- my ($dummy,$end,$start)=split(/\_/,
- &Apache::lonnet::unescape
- ($value));
+ my (undef,$end,$start)=split(/\_/,$course);
my $now=time;
- my $notactive=0;
- if ($start) {
- if ($now<$start) { $notactive=1; }
- }
- if ($end) {
- if ($now>$end) { $notactive=1; }
- }
- unless ($notactive) {
+ if (($start) && ($end) && ($now>$start) && ($now<$end)) {
my $reply=&Apache::lonnet::modifystudent
- ($udom,$unam,'','','',
- '','','','',$section,time);
+ ($udom,$unam,'','','','','','','',$section,time);
}
}
}
@@ -111,7 +106,6 @@ sub dropstudent {
}
# ============================================================== Menu Phase One
-
sub menu_phase_one {
my $r=shift;
my $upfile_select=&Apache::loncommon::upfile_select_html();
@@ -130,7 +124,6 @@ $upfile_select
ENDUPFORM
}
-
sub phase_two_header {
my ($r,$datatoken,$distotal,$krbdefdom)=@_;
my $javascript;
@@ -146,16 +139,16 @@ sub phase_two_header {
Total number of records found in file: $distotal
Enter as many fields as you can. The system will inform you and bring you back
to this page if the data selected is insufficient to run your class.
-
-
-
+
+
+
-
+
ENDPICK
@@ -314,7 +307,6 @@ function verify(vf) {
verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
}
-
function flip(vf,tf) {
var nw=eval('vf.f'+tf+'.selectedIndex');
var i;
@@ -424,28 +416,28 @@ sub phase_two_end {
Login Type
Note: this will not take effect if the user already exists
@@ -460,21 +452,21 @@ LON-CAPA domain:
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);
+ $datatoken=&Apache::loncommon::upfile_store($r);
} else {
- $datatoken=$ENV{'form.datatoken'};
- &Apache::loncommon::load_tmp_file($r);
+ $datatoken=$ENV{'form.datatoken'};
+ &Apache::loncommon::load_tmp_file($r);
}
my @records=&Apache::loncommon::upfile_record_sep();
my $total=$#records;
@@ -510,7 +502,6 @@ sub menu_phase_two_upload {
}
# ======================================================= Enroll single student
-
sub enroll_single_student {
my $r=shift;
$r->print('
Enrolling Student
');
@@ -519,43 +510,41 @@ sub enroll_single_student {
my $amode='';
my $genpwd='';
if ($ENV{'form.login'} eq 'krb') {
- $amode='krb4';
- $genpwd=$ENV{'form.krbdom'};
+ $amode='krb4';
+ $genpwd=$ENV{'form.krbdom'};
} elsif ($ENV{'form.login'} eq 'int') {
- $amode='internal';
- $genpwd=$ENV{'form.intpwd'};
+ $amode='internal';
+ $genpwd=$ENV{'form.intpwd'};
} elsif ($ENV{'form.login'} eq 'loc') {
$amode='localauth';
$genpwd=$ENV{'form.locarg'};
if (!$genpwd) { $genpwd=" "; }
}
if (($amode) && ($genpwd)) {
- &dropstudent($ENV{'form.cdomain'},$ENV{'form.cuname'},
- $ENV{'request.course.id'},$ENV{'form.csec'});
- $r->print(&Apache::lonnet::modifystudent
- ($ENV{'form.cdomain'},$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'}));
+ &modifystudent($ENV{'form.cdomain'},$ENV{'form.cuname'},
+ $ENV{'request.course.id'},$ENV{'form.csec'});
+ $r->print(&Apache::lonnet::modifystudent(
+ $ENV{'form.cdomain'},$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'}));
} else {
- $r->print('Invalid login mode or password');
+ $r->print('Invalid login mode or password');
}
} else {
$r->print('Invalid username or domain');
- }
+ }
}
# ======================================================= Menu Phase Two Enroll
-
sub menu_phase_two_enroll {
my $r=shift;
- $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
- my $krbdefdom=$1;
+ my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
$krbdefdom=~tr/a-z/A-Z/;
- my $today=time;
- my $halfyear=$today+15552000;
+ my $today = time;
+ my $halfyear = $today+15552000;
my $defdom=$r->dir_config('lonDefDomain');
my $javascript_validations=&javascript_validations($krbdefdom);
$r->print(<
-
+
Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
(only do if you know what you are doing)
-
-
+
+
+
ENDSENROLL
}
-# ========================================================= Menu Phase Two Drop
-
-sub menu_phase_two_drop {
- my $r=shift;
- 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'});
+# =================================================== 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 $now=time;
- unless ($classlst=~/^error\:/) {
- foreach (split(/\&/,$classlst)) {
- my ($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;
+ 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;
}
}
-# ----------------------------------------------------------- Print out choices
- &show_drop_list($r,%currentlist);
+ return %currentlist;
} else {
- $r->print('
Could not access classlist: '.$classlst.
- '
');
+ return undef;
}
}
-# =================================================== Show student list to drop
+# ========================================================= Menu Phase Two Drop
+sub menu_phase_two_drop {
+ my $r=shift;
+ my $cid=$ENV{'request.course.id'};
+ my %currentlist=&get_current_classlist($ENV{'course.'.$cid.'.domain'},
+ $ENV{'course.'.$cid.'.num'});
+ if (!defined(%currentlist)) {
+ $r->print(''.
+ '
Could not access classlist.
');
+ } else {
+ # Print out the available choices
+ &show_drop_list($r,%currentlist);
+ }
+}
+# =================================================== Show student list to drop
sub show_drop_list {
my ($r,%currentlist)=@_;
my $cid=$ENV{'request.course.id'};
-
- $r->print('');
- $r->print('
');
+ $r->print(<<'END');
+
+
+
username
domain
+
ID
student name
generation
+
section
+END
foreach (sort keys %currentlist) {
my ($sname,$sdom)=split(/\:/,$_);
my %reply=&Apache::lonnet::idrget($sdom,$sname);
my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid);
- my @reply=split(/[\&\=]/,&Apache::lonnet::reply
- ('get:'.$sdom.':'.$sname.
- ':environment:firstname&middlename&lastname&generation',
- &Apache::lonnet::homeserver($sname,$sdom)));
- $r->print('
');
$r->print('');
}
# ================================================= 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 @keyfields = split(/\,/,$ENV{'form.keyfields'});
+ my $cid = $ENV{'request.course.id'};
my %fields=();
- for (my $i=0;$i<=$ENV{'form.nfields'};$i++) {
+ 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};
@@ -721,13 +734,16 @@ sub upfile_drop_add {
$fields{$ENV{'form.f'.$i}}=$keyfields[$i];
}
}
- my $startdate=$ENV{'form.startdate'};
- my $enddate=$ENV{'form.enddate'};
+ #
+ my $startdate = $ENV{'form.startdate'};
+ my $enddate = $ENV{'form.enddate'};
if ($startdate=~/\D/) { $startdate=''; }
- if ($enddate=~/\D/) { $enddate=''; }
+ if ($enddate=~/\D/) { $enddate=''; }
+ #
my $domain=$ENV{'form.lcdomain'};
- my $amode='';
- my $genpwd='';
+ # Determine authentication mechanism
+ my $amode = '';
+ my $genpwd = '';
if ($ENV{'form.login'} eq 'krb') {
$amode='krb4';
$genpwd=$ENV{'form.krbdom'};
@@ -743,20 +759,23 @@ sub upfile_drop_add {
}
}
unless (($domain=~/\W/) || ($amode eq '')) {
+ #######################################
+ ## Enroll Students ##
+ #######################################
$r->print('
Enrolling Students
');
my $count=0;
my $flushc=0;
my %student=();
-# ----------------------------------------------------------- Get new classlist
-# --------------------------------------------------------- Enroll new students
+ # Get new classlist
foreach (@studentdata) {
my %entries=&Apache::loncommon::record_sep($_);
+ # Determine student name
unless (($entries{$fields{'username'}} eq '') ||
(!defined($entries{$fields{'username'}}))) {
- my $fname=''; my $mname=''; my $lname=''; my $gen='';
+ my ($fname, $mname, $lname,$gen) = ('','','','');
if (defined($fields{'names'})) {
- ($lname,$fname,$mname)=
- ($entries{$fields{'names'}}=~/([^\,]+)\,\s*(\w+)\s*(.*)$/);
+ ($lname,$fname,$mname)=($entries{$fields{'names'}}=~
+ /([^\,]+)\,\s*(\w+)\s*(.*)$/);
} else {
if (defined($fields{'fname'})) {
$fname=$entries{$fields{'fname'}};
@@ -776,6 +795,7 @@ sub upfile_drop_add {
$entries{$fields{'username'}}.' for user '.
$fname.' '.$mname.' '.$lname.' '.$gen.'
');
} else {
+ # determine section number
my $sec='';
my $username=$entries{$fields{'username'}};
if (defined($fields{'sec'})) {
@@ -783,6 +803,7 @@ sub upfile_drop_add {
$sec=$entries{$fields{'sec'}};
}
}
+ # determine student id number
my $id='';
if (defined($fields{'id'})) {
if (defined($entries{$fields{'id'}})) {
@@ -790,6 +811,7 @@ sub upfile_drop_add {
}
$id=~tr/A-Z/a-z/;
}
+ # determine student password
my $password='';
if ($genpwd) {
$password=$genpwd;
@@ -801,14 +823,15 @@ sub upfile_drop_add {
}
}
if ($password) {
- &dropstudent($domain,$username,$cid,$sec);
+ &modifystudent($domain,$username,$cid,$sec);
my $reply=&Apache::lonnet::modifystudent
($domain,$username,$id,$amode,$password,
$fname,$mname,$lname,$gen,$sec,$enddate,
$startdate,$ENV{'form.forceid'});
- unless ($reply eq 'ok') {
- $r->print(
- "
");
}
}
- }
- }
+ }
+ } # end of foreach (@studentdata)
$r->print('
Processed Students: '.$count);
-# --------------------------------------------------------------- Drop students
+ #####################################
+ # Drop students #
+ #####################################
if ($ENV{'form.fullup'} eq 'yes') {
$r->print('
Dropping Students
');
-# ------------------------------------------------------- Get current classlist
- 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\:/) {
- foreach (split(/\&/,$classlst)) {
- my ($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;
- }
- }
-# ------------------------------------------------ Now got up-to-date classlist
+ # Get current classlist
+ my %currentlist=&get_current_classlist
+ ($ENV{'course.'.$cid.'.domain'},
+ $ENV{'course.'.$cid.'.num'});
+ 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'}}.':'.
- $domain});
+ delete($currentlist{$entries{$fields{'username'}}.
+ ':'.$domain});
}
}
-# ----------------------------------------------------------- Print out choices
+ # Print out list of dropped students
&show_drop_list($r,%currentlist);
} else {
- $r->print('
Could not access classlist: '.
- $classlst.'
');
+ $r->print(''.
+ '
Could not access classlist
');
}
}
-# ------------------------------------------------------------------------ Done
- }
+ } # end of unless
}
# ================================================================== Phase four
-
sub drop_student_list {
my $r=shift;
my $count=0;
- foreach (keys %ENV) {
- if ($_=~/^form\.drop\:/) {
- my ($dummy,$uname,$udom)=split(/\:/,$_);
- &dropstudent($udom,$uname,$ENV{'request.course.id'});
- $r->print('Dropped '.$uname.' at '.$udom.' ');
- $count++;
- }
+ foreach (@{$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;
- $Apache::lonxml::debug=1;
- if ($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');
- $r->send_http_header;
- &header($r);
-# --------------------------------------------------- Phase one, initial screen
- unless ($ENV{'form.phase'}) {
- &menu_phase_one($r);
- }
-# ------------------------------------------------------------------- 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('