loncom/interface/londropadd.pm - diff

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Diff for /loncom/interface/Attic/londropadd.pm between versions 1.98 and 1.143

version 1.98, 2004/01/15 03:18:19	version 1.143, 2006/05/18 01:08:51
Line 32	Line 32
package Apache::londropadd;	package Apache::londropadd;

use strict;	use strict;
use Apache::lonnet();	use Apache::lonnet;
use Apache::loncommon();	use Apache::loncommon();
use Apache::lonhtmlcommon();	use Apache::lonhtmlcommon();
use Apache::Constants qw(:common :http REDIRECT);	use Apache::Constants qw(:common :http REDIRECT);
use Spreadsheet::WriteExcel;	use Spreadsheet::WriteExcel;
	use Apache::lonstathelpers();
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::longroup;

###############################################################	###############################################################
###############################################################	###############################################################
sub header {	sub header {
my $bodytag=&Apache::loncommon::bodytag('Enrollment Manager').	my $start_page=&Apache::loncommon::start_page('Enrollment Manager');
&Apache::loncommon::help_open_faq(9).
&Apache::loncommon::help_open_bug('Instructor Interface');
my $title = &mt('LON-CAPA Enrollment Manager');
return(<<ENDHEAD);	return(<<ENDHEAD);
<html>	$start_page
<head>
<title>$title</title>
</head>
$bodytag
<form method="post" enctype="multipart/form-data"	<form method="post" enctype="multipart/form-data"
action="/adm/dropadd" name="studentform">	action="/adm/dropadd" name="studentform">
ENDHEAD	ENDHEAD
Line 83 sub modifystudent {	Line 78 sub modifystudent {
} elsif ( ((!$section) && (!$csec)) \|\| ($section ne $csec) ) {	} elsif ( ((!$section) && (!$csec)) \|\| ($section ne $csec) ) {
my (undef,$end,$start)=split(/\_/,$roles{$course});	my (undef,$end,$start)=split(/\_/,$roles{$course});
my $now=time;	my $now=time;
# if this is an active role	# if this is an active role
if (!($start && ($now<$start)) \|\| !($end && ($now>$end))) {	if (!($start && ($now<$start)) \|\| !($end && ($now>$end))) {
my $reply=&Apache::lonnet::modifystudent	my $reply=&Apache::lonnet::modifystudent
# dom name id mode pass f m l g	# dom name id mode pass f m l g
Line 137 sub domain_form {	Line 132 sub domain_form {
###############################################################	###############################################################
# Menu Phase One	# Menu Phase One
sub print_main_menu {	sub print_main_menu {
my $r=shift;	my ($r,$enrl_permission,$view_permission,$grp_manage_permission,
my %Text = &Apache::lonlocal::texthash	$grp_view_permission)=@_;
('upload' => 'Upload a class list',	#
'enrollone' => 'Enroll a single student',	my ($cdom,$cnum) = split/_/,$env{'request.course.id'};
'modify' => 'Modify student data',	my @menu =
'view' => 'View Class List',	(
'drop' => 'Drop Students',	{ text => 'Upload a class list',
'populate' => 'Automated Enrollment Manager');	help => 'Course_Create_Class_List',
my %help=();	action => 'upload',
foreach ('Course_Drop_Student','Course_Add_Student',	permission => $enrl_permission,
'Course_Modify_Student_Data','Course_View_Class_List',	},
'Course_Create_Class_List') {	{ text => 'Enroll a single student',
$help{$_}=&Apache::loncommon::help_open_topic($_);	help => 'Course_Add_Student',
	action => 'enrollstudent',
	permission => $enrl_permission,
	},
	{ text => 'Modify student data',
	help => 'Course_Modify_Student_Data',
	action => 'modifystudent',
	permission => $enrl_permission,
	},
	{ text => 'View Class List',
	help => 'Course_View_Class_List',
	action => 'classlist',
	permission => $view_permission,
	},
	{ text => 'Drop Students',
	help => 'Course_Drop_Student',
	action => 'drop',
	permission => $enrl_permission,
	},
	{ text => 'Automated Enrollment Manager',
	permission => &Apache::lonnet::auto_run($cnum,$cdom),
	url => '/adm/populate',
	},
	{ text => 'Create a new group',
	help => 'Course_Create_Group',
	permission => $grp_manage_permission,
	url => '/adm/coursegroups?refpage=enrl&action=create',
	},
	{ text => 'Modify an existing group',
	help => 'Course_Modify_Group',
	permission => $grp_manage_permission,
	url => '/adm/coursegroups?refpage=enrl&action=modify',
	},
	{ text => 'Delete an existing group',
	help => 'Course_Delete_Group',
	permission => $grp_manage_permission,
	url => '/adm/coursegroups?refpage=enrl&action=delete',
	},
	{ text => 'Enter an existing group',
	help => 'Course_Display_Group',
	permission => $grp_view_permission,
	url => '/adm/coursegroups?refpage=enrl&action=view',
	},
	);
	my $menu_html = '';
	foreach my $menu_item (@menu) {
	next if (! $menu_item->{'permission'});
	$menu_html.='<p>';
	$menu_html.='<font size="+1">';
	if (exists($menu_item->{'url'})) {
	$menu_html.=qq{<a href="$menu_item->{'url'}">};
	} else {
	$menu_html.=
	qq{<a href="/adm/dropadd?action=$menu_item->{'action'}">};
	}
	$menu_html.= &mt($menu_item->{'text'}).'</a></font>';
	if (exists($menu_item->{'help'})) {
	$menu_html.=
	&Apache::loncommon::help_open_topic($menu_item->{'help'});
	}
	$menu_html.='</p>'.$/;
}	}
	$r->print($menu_html);
$r->print(<<END);	return;
<p>
<font size="+1">
<a href="/adm/dropadd?action=upload">$Text{'upload'}</a>
</font>$help{'Course_Create_Class_List'}
</p><p>
<font size="+1">
<a href="/adm/dropadd?action=enrollstudent">$Text{'enrollone'}</a>
</font>$help{'Course_Add_Student'}
</p><p>
<font size="+1">
<a href="/adm/dropadd?action=modifystudent">$Text{'modify'}</a>
</font>$help{'Course_Modify_Student_Data'}
</p><p>
<font size="+1">
<a href="/adm/dropadd?action=classlist">$Text{'view'}</a>
</font>$help{'Course_View_Class_List'}
</p><p>
<font size="+1">
<a href="/adm/dropadd?action=drop">$Text{'drop'}</a>
</font>$help{'Course_Drop_Student'}
</p><p>
<font size="+1">
<a href="/adm/populate">$Text{'populate'}</a>
</font>
END
}	}

###############################################################	###############################################################
Line 190 sub hidden_input {	Line 220 sub hidden_input {
sub print_upload_manager_header {	sub print_upload_manager_header {
my ($r,$datatoken,$distotal,$krbdefdom)=@_;	my ($r,$datatoken,$distotal,$krbdefdom)=@_;
my $javascript;	my $javascript;
if (! exists($ENV{'form.upfile_associate'})) {	#
$ENV{'form.upfile_associate'} = 'forward';	if (! exists($env{'form.upfile_associate'})) {
	$env{'form.upfile_associate'} = 'forward';
}	}
if ($ENV{'form.associate'} eq 'Reverse Association') {	if ($env{'form.associate'} eq 'Reverse Association') {
if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {	if ( $env{'form.upfile_associate'} ne 'reverse' ) {
$ENV{'form.upfile_associate'} = 'reverse';	$env{'form.upfile_associate'} = 'reverse';
} else {	} else {
$ENV{'form.upfile_associate'} = 'forward';	$env{'form.upfile_associate'} = 'forward';
}	}
}	}
if ($ENV{'form.upfile_associate'} eq 'reverse') {	if ($env{'form.upfile_associate'} eq 'reverse') {
$javascript=&upload_manager_javascript_reverse_associate();	$javascript=&upload_manager_javascript_reverse_associate();
} else {	} else {
$javascript=&upload_manager_javascript_forward_associate();	$javascript=&upload_manager_javascript_forward_associate();
}	}
my $javascript_validations=&javascript_validations('auth',$krbdefdom);	#
my $checked=(($ENV{'form.noFirstLine'})?' checked="1"':'');	# Deal with restored settings
	my $password_choice = '';
	if (exists($env{'form.ipwd_choice'}) &&
	$env{'form.ipwd_choice'} ne '') {
	# If a column was specified for password, assume it is for an
	# internal password. This is a bug waiting to be filed (could be
	# local or krb auth instead of internal) but I do not have the
	# time to mess around with this now.
	$password_choice = 'int';
	}
	#
	my $javascript_validations=&javascript_validations('auth',$krbdefdom,
	$password_choice);
	my $checked=(($env{'form.noFirstLine'})?' checked="1"':'');
$r->print('<h3>'.&mt('Uploading Class List')."</h3>\n".	$r->print('<h3>'.&mt('Uploading Class List')."</h3>\n".
"<hr>\n".	"<hr>\n".
'<h3>'.&mt('Identify fields')."</h3>\n");	'<h3>'.&mt('Identify fields')."</h3>\n");
Line 219 sub print_upload_manager_header {	Line 263 sub print_upload_manager_header {
&hidden_input('state','got_file').	&hidden_input('state','got_file').
&hidden_input('associate','').	&hidden_input('associate','').
&hidden_input('datatoken',$datatoken).	&hidden_input('datatoken',$datatoken).
&hidden_input('fileupload',$ENV{'form.fileupload'}).	&hidden_input('fileupload',$env{'form.fileupload'}).
&hidden_input('upfiletype',$ENV{'form.upfiletype'}).	&hidden_input('upfiletype',$env{'form.upfiletype'}).
&hidden_input('upfile_associate',$ENV{'form.upfile_associate'}));	&hidden_input('upfile_associate',$env{'form.upfile_associate'}));
$r->print('<input type="button" value="Reverse Association" '.	$r->print('<input type="button" value="Reverse Association" '.
'name="'.&mt('Reverse Association').'" '.	'name="'.&mt('Reverse Association').'" '.
'onClick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />');	'onClick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />');
$r->print('<input type="checkbox" name="noFirstLine" $checked />'.	$r->print('<label><input type="checkbox" name="noFirstLine" $checked />'.
&mt('Ignore First Line'));	&mt('Ignore First Line').'</label>');
$r->print("<hr />\n".	$r->print("<hr />\n".
'<script type="text/javascript" language="Javascript">'."\n".	'<script type="text/javascript" language="Javascript">'."\n".
$javascript."\n".$javascript_validations.'</script>');	$javascript."\n".$javascript_validations.'</script>');
Line 239 sub javascript_validations {	Line 283 sub javascript_validations {
my $authheader;	my $authheader;
if ($mode eq 'auth') {	if ($mode eq 'auth') {
my %param = ( formname => 'studentform',	my %param = ( formname => 'studentform',
kerb_def_dom => $krbdefdom );	kerb_def_dom => $krbdefdom,
	curr_authtype => $curr_authtype);
$authheader = &Apache::loncommon::authform_header(%param);	$authheader = &Apache::loncommon::authform_header(%param);
} elsif ($mode eq 'createcourse') {	} elsif ($mode eq 'createcourse') {
my %param = ( formname => 'ccrs',	my %param = ( formname => 'ccrs',
kerb_def_dom => $krbdefdom );	kerb_def_dom => $krbdefdom,
	curr_authtype => $curr_authtype );
$authheader = &Apache::loncommon::authform_header(%param);	$authheader = &Apache::loncommon::authform_header(%param);
} elsif ($mode eq 'modifycourse') {	} elsif ($mode eq 'modifycourse') {
my %param = ( formname => 'cmod',	my %param = ( formname => 'cmod',
Line 262 sub javascript_validations {	Line 308 sub javascript_validations {
ipass => 'You need to specify the initial password.',	ipass => 'You need to specify the initial password.',
name => 'The optional name field was not specified.',	name => 'The optional name field was not specified.',
snum => 'The optional student number field was not specified.',	snum => 'The optional student number field was not specified.',
section => 'The optional section or group field was not specified.',	section => 'The optional section field was not specified.',
email => 'The optional email address field was not specified.',	email => 'The optional email address field was not specified.',
continue => 'Continue enrollment?',	continue => 'Continue enrollment?',
);	);
Line 289 END	Line 335 END
return;	return;
}	}
// alert('current.radiovalue = '+current.radiovalue);	// alert('current.radiovalue = '+current.radiovalue);
if (current.radiovalue == null \|\| current.radiovalue == 'nochange') {	if (current.radiovalue == null \|\| current.radiovalue == '' \|\| current.radiovalue == 'nochange') {
// They did not check any of the login radiobuttons.	// They did not check any of the login radiobuttons.
alert('$alert{'authen'}');	alert('$alert{'authen'}');
return;	return;
Line 348 END	Line 394 END
}	}
END	END
}	}
	my $section_checks;
my $optional_checks = '';	my $optional_checks = '';
if ( ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {	if ( ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {
$optional_checks = (<<END);	$optional_checks = (<<END);
Line 355 END	Line 402 END
}	}
END	END
} else {	} else {
	$section_checks = &section_check_js();
$optional_checks = (<<END);	$optional_checks = (<<END);
var message='';	var message='';
if (foundname==0) {	if (foundname==0) {
Line 395 END	Line 443 END
if ( ($mode eq 'auth') \|\| ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {	if ( ($mode eq 'auth') \|\| ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {
$result .= $auth_checks;	$result .= $auth_checks;
}	}
$result .= $optional_checks;	$result .= $optional_checks."\n".$section_checks;
if ( ($mode eq 'auth') \|\| ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {	if ( ($mode eq 'auth') \|\| ($mode eq 'createcourse') \|\| ($mode eq 'modifycourse') ) {
$result .= $authheader;	$result .= $authheader;
}	}
Line 406 END	Line 454 END
###############################################################	###############################################################
sub upload_manager_javascript_forward_associate {	sub upload_manager_javascript_forward_associate {
return(<<ENDPICK);	return(<<ENDPICK);
function verify(vf) {	function verify(vf,sec_caller) {
var founduname=0;	var founduname=0;
var foundpwd=0;	var foundpwd=0;
var foundname=0;	var foundname=0;
Line 499 ENDPICK	Line 547 ENDPICK
###############################################################	###############################################################
sub upload_manager_javascript_reverse_associate {	sub upload_manager_javascript_reverse_associate {
return(<<ENDPICK);	return(<<ENDPICK);
function verify(vf) {	function verify(vf,sec_caller) {
var founduname=0;	var founduname=0;
var foundpwd=0;	var foundpwd=0;
var foundname=0;	var foundname=0;
Line 561 sub print_upload_manager_footer {	Line 609 sub print_upload_manager_footer {
kerb_def_dom => $krbdefdom,	kerb_def_dom => $krbdefdom,
kerb_def_auth => $krbdef	kerb_def_auth => $krbdef
);	);
	if (exists($env{'form.ipwd_choice'}) &&
	defined($env{'form.ipwd_choice'}) &&
	$env{'form.ipwd_choice'} ne '') {
	$param{'curr_authtype'} = 'int';
	}
my $krbform = &Apache::loncommon::authform_kerberos(%param);	my $krbform = &Apache::loncommon::authform_kerberos(%param);
my $intform = &Apache::loncommon::authform_internal(%param);	my $intform = &Apache::loncommon::authform_internal(%param);
my $locform = &Apache::loncommon::authform_local(%param);	my $locform = &Apache::loncommon::authform_local(%param);
Line 572 sub print_upload_manager_footer {	Line 625 sub print_upload_manager_footer {
$Str .= '<h3>'.&mt('Login Type')."</h3>\n";	$Str .= '<h3>'.&mt('Login Type')."</h3>\n";
$Str .= "<p>\n".	$Str .= "<p>\n".
&mt('Note: this will not take effect if the user already exists').	&mt('Note: this will not take effect if the user already exists').
	&Apache::loncommon::help_open_topic('Auth_Options').
"</p><p>\n";	"</p><p>\n";
$Str .= $krbform."\n</p><p>\n".	$Str .= $krbform."\n</p><p>\n".
$intform."\n</p><p>\n".	$intform."\n</p><p>\n".
Line 581 sub print_upload_manager_footer {	Line 635 sub print_upload_manager_footer {
$Str .= "<h3>".&mt('Starting and Ending Dates')."</h3>\n";	$Str .= "<h3>".&mt('Starting and Ending Dates')."</h3>\n";
$Str .= "<p>\n".$date_table."</p>\n";	$Str .= "<p>\n".$date_table."</p>\n";
$Str .= "<h3>".&mt('Full Update')."</h3>\n";	$Str .= "<h3>".&mt('Full Update')."</h3>\n";
$Str .= '<input type="checkbox" name="fullup" value="yes">'.	$Str .= '<label><input type="checkbox" name="fullup" value="yes">'.
' '.&mt('Full update (also print list of users not enrolled anymore)').	' '.&mt('Full update (also print list of users not enrolled anymore)').
"</p>\n";	"</label></p>\n";
$Str .= "<h3>".&mt('Student Number')."</h3>\n";	$Str .= "<h3>".&mt('Student Number')."</h3>\n";
$Str .= "<p>\n".'<input type="checkbox" name="forceid" value="yes">';	$Str .= "<p>\n".'<label><input type="checkbox" name="forceid" value="yes">';
$Str .= &mt('Disable ID/Student Number Safeguard and Force Change '.	$Str .= &mt('Disable ID/Student Number Safeguard and Force Change '.
'of Conflicting IDs (only do if you know what you are doing)').	'of Conflicting IDs (only do if you know what you are doing)').
"\n</p><p>\n";	"</label>\n</p><p>\n";
$Str .= '<input type="button" onClick="javascript:verify(this.form)" '.	$Str .= '<input type="button"'.
	'onClick="javascript:verify(this.form,this.form.csec)" '.
'value="Update Class List" />'."<br />\n";	'value="Update Class List" />'."<br />\n";
$Str .= &mt('Note: for large courses, this operation may be time '.	$Str .= &mt('Note: for large courses, this operation may be time '.
'consuming');	'consuming');
Line 601 sub print_upload_manager_footer {	Line 656 sub print_upload_manager_footer {
###############################################################	###############################################################
sub print_upload_manager_form {	sub print_upload_manager_form {
my $r=shift;	my $r=shift;

my $firstLine;	my $firstLine;
my $datatoken;	my $datatoken;
if (!$ENV{'form.datatoken'}) {	if (!$env{'form.datatoken'}) {
$datatoken=&Apache::loncommon::upfile_store($r);	$datatoken=&Apache::loncommon::upfile_store($r);
} else {	} else {
$datatoken=$ENV{'form.datatoken'};	$datatoken=$env{'form.datatoken'};
&Apache::loncommon::load_tmp_file($r);	&Apache::loncommon::load_tmp_file($r);
}	}
my @records=&Apache::loncommon::upfile_record_sep();	my @records=&Apache::loncommon::upfile_record_sep();
if($ENV{'form.noFirstLine'}){	if($env{'form.noFirstLine'}){
$firstLine=shift(@records);	$firstLine=shift(@records);
}	}
my $total=$#records;	my $total=$#records;
my $distotal=$total+1;	my $distotal=$total+1;
my $today=time;	my $today=time;
my $halfyear=$today+15552000;	my $halfyear=$today+15552000;
my $defdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};	#
	# Restore memorized settings
	&Apache::loncommon::restore_course_settings
	('enrollment_upload',{ 'username_choice' => 'scalar', # column settings
	'names_choice' => 'scalar',
	'fname_choice' => 'scalar',
	'mname_choice' => 'scalar',
	'lname_choice' => 'scalar',
	'gen_choice' => 'scalar',
	'id_choice' => 'scalar',
	'sec_choice' => 'scalar',
	'ipwd_choice' => 'scalar',
	'email_choice' => 'scalar',
	});
	#
	# Determine kerberos parameters as appropriate
	my $defdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my ($krbdef,$krbdefdom) =	my ($krbdef,$krbdefdom) =
&Apache::loncommon::get_kerberos_defaults($defdom);	&Apache::loncommon::get_kerberos_defaults($defdom);
	#
&print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom);	&print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom);
my $i;	my $i;
my $keyfields;	my $keyfields;
if ($total>=0) {	if ($total>=0) {
my @field=(['username',&mt('Username')],	my @field=
['names',&mt('Last Name, First Names')],	(['username',&mt('Username'), $env{'form.username_choice'}],
['fname',&mt('First Name')],	['names',&mt('Last Name, First Names'),$env{'form.names_choice'}],
['mname',&mt('Middle Names/Initials')],	['fname',&mt('First Name'), $env{'form.fname_choice'}],
['lname',&mt('Last Name')],	['mname',&mt('Middle Names/Initials'),$env{'form.mname_choice'}],
['gen',&mt('Generation')],	['lname',&mt('Last Name'), $env{'form.lname_choice'}],
['id',&mt('ID/Student Number')],	['gen', &mt('Generation'), $env{'form.gen_choice'}],
['sec',&mt('Group/Section')],	['id', &mt('ID/Student Number'),$env{'form.id_choice'}],
['ipwd',&mt('Initial Password')],	['sec', &mt('Section'), $env{'form.sec_choice'}],
['email',&mt('EMail Address')]);	['ipwd', &mt('Initial Password'),$env{'form.ipwd_choice'}],
if ($ENV{'form.upfile_associate'} eq 'reverse') {	['email',&mt('EMail Address'), $env{'form.email_choice'}]);
	if ($env{'form.upfile_associate'} eq 'reverse') {
&Apache::loncommon::csv_print_samples($r,\@records);	&Apache::loncommon::csv_print_samples($r,\@records);
$i=&Apache::loncommon::csv_print_select_table($r,\@records,	$i=&Apache::loncommon::csv_print_select_table($r,\@records,
\@field);	\@field);
Line 658 sub print_upload_manager_form {	Line 732 sub print_upload_manager_form {
sub enroll_single_student {	sub enroll_single_student {
my $r=shift;	my $r=shift;
# Remove non alphanumeric values from section	# Remove non alphanumeric values from section
$ENV{'form.csec'}=~s/\W//g;	$env{'form.csec'}=~s/\W//g;
#	#
# We do the dates first because the action of making them the defaul	# We do the dates first because the action of making them the defaul
# in the course is entirely seperate from the action of enrolling the	# in the course is entirely separate from the action of enrolling the
# student. Also, a failure in setting the dates as default is not fatal	# student. Also, a failure in setting the dates as default is not fatal
# to the process of enrolling / modifying a student.	# to the process of enrolling / modifying a student.
my ($startdate,$enddate) = &get_dates_from_form();	my ($startdate,$enddate) = &get_dates_from_form();
if ($ENV{'form.makedatesdefault'}) {	if ($env{'form.makedatesdefault'}) {
$r->print(&make_dates_default($startdate,$enddate));	$r->print(&make_dates_default($startdate,$enddate));
}	}

$r->print('<h3>'.&mt('Enrolling Student').'</h3>');	$r->print('<h3>'.&mt('Enrolling Student').'</h3>');
$r->print('<p>'.&mt('Enrolling').' '.$ENV{'form.cuname'}." \@ ".	$r->print('<p>'.&mt('Enrolling').' '.$env{'form.cuname'}." \@ ".
$ENV{'form.lcdomain'}.'</p>');	$env{'form.lcdomain'}.'</p>');
if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&&	if (($env{'form.cuname'})&&($env{'form.cuname'}!~/\W/)&&
($ENV{'form.lcdomain'})&&($ENV{'form.lcdomain'}!~/\W/)) {	($env{'form.lcdomain'})&&($env{'form.lcdomain'}!~/\W/)) {
# Deal with home server selection	# Deal with home server selection
my $domain=$ENV{'form.lcdomain'};	my $domain=$env{'form.lcdomain'};
my $desiredhost = $ENV{'form.lcserver'};	my $desiredhost = $env{'form.lcserver'};
if (lc($desiredhost) eq 'default') {	if (lc($desiredhost) eq 'default') {
$desiredhost = undef;	$desiredhost = undef;
} else {	} else {
Line 691 sub enroll_single_student {	Line 765 sub enroll_single_student {
# End of home server selection logic	# End of home server selection logic
my $amode='';	my $amode='';
my $genpwd='';	my $genpwd='';
if ($ENV{'form.login'} eq 'krb') {	if ($env{'form.login'} eq 'krb') {
$amode='krb';	$amode='krb';
$amode.=$ENV{'form.krbver'};	$amode.=$env{'form.krbver'};
$genpwd=$ENV{'form.krbarg'};	$genpwd=$env{'form.krbarg'};
} elsif ($ENV{'form.login'} eq 'int') {	} elsif ($env{'form.login'} eq 'int') {
$amode='internal';	$amode='internal';
$genpwd=$ENV{'form.intarg'};	$genpwd=$env{'form.intarg'};
} elsif ($ENV{'form.login'} eq 'loc') {	} elsif ($env{'form.login'} eq 'loc') {
$amode='localauth';	$amode='localauth';
$genpwd=$ENV{'form.locarg'};	$genpwd=$env{'form.locarg'};
if (!$genpwd) { $genpwd=" "; }	if (!$genpwd) { $genpwd=" "; }
}	}
my $home = &Apache::lonnet::homeserver($ENV{'form.cuname'},	my $home = &Apache::lonnet::homeserver($env{'form.cuname'},
$ENV{'form.lcdomain'});	$env{'form.lcdomain'});
if ((($amode) && ($genpwd)) \|\| ($home ne 'no_host')) {	if ((($amode) && ($genpwd)) \|\| ($home ne 'no_host')) {
# Clean out any old roles the student has in this class.	# Clean out any old roles the student has in this class.
&modifystudent($ENV{'form.lcdomain'},$ENV{'form.cuname'},	&modifystudent($env{'form.lcdomain'},$env{'form.cuname'},
$ENV{'request.course.id'},$ENV{'form.csec'},	$env{'request.course.id'},$env{'form.csec'},
$desiredhost);	$desiredhost);
my $login_result = &Apache::lonnet::modifystudent	my $login_result = &Apache::lonnet::modifystudent
($ENV{'form.lcdomain'},$ENV{'form.cuname'},	($env{'form.lcdomain'},$env{'form.cuname'},
$ENV{'form.cstid'},$amode,$genpwd,	$env{'form.cstid'},$amode,$genpwd,
$ENV{'form.cfirst'},$ENV{'form.cmiddle'},	$env{'form.cfirst'},$env{'form.cmiddle'},
$ENV{'form.clast'},$ENV{'form.cgen'},	$env{'form.clast'},$env{'form.cgen'},
$ENV{'form.csec'},$enddate,	$env{'form.csec'},$enddate,
$startdate,$ENV{'form.forceid'},	$startdate,$env{'form.forceid'},
$desiredhost);	$desiredhost,$env{'form.emailaddress'});
if ($login_result =~ /^ok/) {	if ($login_result =~ /^ok/) {
$r->print($login_result);	$r->print($login_result);
$r->print("<p> ".&mt('If active, the new role will be available when the student next logs in to LON-CAPA.')."</p>");	$r->print("<p> ".&mt('If active, the new role will be available when the student next logs in to LON-CAPA.')."</p>");
Line 731 sub enroll_single_student {	Line 805 sub enroll_single_student {
} else {	} else {
$r->print(&mt('Invalid login mode or password.').' ');	$r->print(&mt('Invalid login mode or password.').' ');
}	}
$r->print('<b>'.&mt('Unable to enroll').' '.$ENV{'form.cuname'}.'.</b></p>');	$r->print('<b>'.&mt('Unable to enroll').' '.$env{'form.cuname'}.'.</b></p>');
}	}
} else {	} else {
$r->print(&mt('Invalid username or domain'));	$r->print(&mt('Invalid username or domain'));
Line 742 sub setup_date_selectors {	Line 816 sub setup_date_selectors {
my ($starttime,$endtime,$mode) = @_;	my ($starttime,$endtime,$mode) = @_;
if (! defined($starttime)) {	if (! defined($starttime)) {
$starttime = time;	$starttime = time;
unless ($mode eq 'createcourse') {	unless ($mode eq 'create_enrolldates' \|\| $mode eq 'create_defaultdates') {
if (exists($ENV{'course.'.$ENV{'request.course.id'}.	if (exists($env{'course.'.$env{'request.course.id'}.
'.default_enrollment_start_date'})) {	'.default_enrollment_start_date'})) {
$starttime = $ENV{'course.'.$ENV{'request.course.id'}.	$starttime = $env{'course.'.$env{'request.course.id'}.
'.default_enrollment_start_date'};	'.default_enrollment_start_date'};
}	}
}	}
Line 753 sub setup_date_selectors {	Line 827 sub setup_date_selectors {
if (! defined($endtime)) {	if (! defined($endtime)) {
$endtime = time+(630246060); # 6 months from now, approx	$endtime = time+(630246060); # 6 months from now, approx
unless ($mode eq 'createcourse') {	unless ($mode eq 'createcourse') {
if (exists($ENV{'course.'.$ENV{'request.course.id'}.	if (exists($env{'course.'.$env{'request.course.id'}.
'.default_enrollment_end_date'})) {	'.default_enrollment_end_date'})) {
$endtime = $ENV{'course.'.$ENV{'request.course.id'}.	$endtime = $env{'course.'.$env{'request.course.id'}.
'.default_enrollment_end_date'};	'.default_enrollment_end_date'};
}	}
}	}
Line 766 sub setup_date_selectors {	Line 840 sub setup_date_selectors {
my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform',	my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform',
'enddate',	'enddate',
$endtime);	$endtime);
if ($mode eq 'createcourse') {	if ($mode eq 'create_enrolldates') {
$startdateform = &Apache::lonhtmlcommon::date_setter('ccrs',	$startdateform = &Apache::lonhtmlcommon::date_setter('ccrs',
'startdate',	'startenroll',
$starttime);	$starttime);
$enddateform = &Apache::lonhtmlcommon::date_setter('ccrs',	$enddateform = &Apache::lonhtmlcommon::date_setter('ccrs',
'enddate',	'endenroll',
	$endtime);
	}
	if ($mode eq 'create_defaultdates') {
	$startdateform = &Apache::lonhtmlcommon::date_setter('ccrs',
	'startaccess',
	$starttime);
	$enddateform = &Apache::lonhtmlcommon::date_setter('ccrs',
	'endaccess',
$endtime);	$endtime);
}	}
return ($startdateform,$enddateform);	return ($startdateform,$enddateform);
Line 780 sub setup_date_selectors {	Line 862 sub setup_date_selectors {
sub get_dates_from_form {	sub get_dates_from_form {
my $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');	my $startdate = &Apache::lonhtmlcommon::get_date_from_form('startdate');
my $enddate = &Apache::lonhtmlcommon::get_date_from_form('enddate');	my $enddate = &Apache::lonhtmlcommon::get_date_from_form('enddate');
if ($ENV{'form.no_end_date'}) {	if ($env{'form.no_end_date'}) {
$enddate = 0;	$enddate = 0;
}	}
return ($startdate,$enddate);	return ($startdate,$enddate);
Line 790 sub date_setting_table {	Line 872 sub date_setting_table {
my ($starttime,$endtime,$mode) = @_;	my ($starttime,$endtime,$mode) = @_;
my ($startform,$endform)=&setup_date_selectors($starttime,$endtime,$mode);	my ($startform,$endform)=&setup_date_selectors($starttime,$endtime,$mode);
my $dateDefault = '<nobr>'.	my $dateDefault = '<nobr>'.
'<input type="checkbox" name="makedatesdefault" /> '.	'<label><input type="checkbox" name="makedatesdefault" /> '.
&mt('make these dates the default for future enrollment');	&mt('make these dates the default for future enrollment').'</label>';
if ($mode eq 'createcourse') {	if ($mode eq 'create_enrolldates' \|\| $mode eq 'create_defaultdates') {
$dateDefault = ' ';	$dateDefault = ' ';
}	}
my $perpetual = '<nobr><input type="checkbox" name="no_end_date"';	my $perpetual = '<nobr><label><input type="checkbox" name="no_end_date"';
if (defined($endtime) && $endtime == 0) {	if (defined($endtime) && $endtime == 0) {
$perpetual .= ' checked';	$perpetual .= ' checked';
}	}
$perpetual.= ' /> '.&mt('no ending date').'</nobr>';	$perpetual.= ' /> '.&mt('no ending date').'</label></nobr>';
	if ($mode eq 'create_enrolldates') {
	$perpetual = ' ';
	}
my $result = '';	my $result = '';
$result .= "<table>\n";	$result .= "<table>\n";
$result .= '<tr><td align="right">'.&mt('Starting Date').'</td>'.	$result .= '<tr><td align="right">'.&mt('Starting Date').'</td>'.
Line 815 sub date_setting_table {	Line 900 sub date_setting_table {
sub make_dates_default {	sub make_dates_default {
my ($startdate,$enddate) = @_;	my ($startdate,$enddate) = @_;
my $result = '';	my $result = '';
my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};	my $dom = $env{'course.'.$env{'request.course.id'}.'.domain'};
my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};	my $crs = $env{'course.'.$env{'request.course.id'}.'.num'};
my $put_result = &Apache::lonnet::put('environment',	my $put_result = &Apache::lonnet::put('environment',
{'default_enrollment_start_date'=>$startdate,	{'default_enrollment_start_date'=>$startdate,
'default_enrollment_end_date' =>$enddate},$dom,$crs);	'default_enrollment_end_date' =>$enddate},$dom,$crs);
Line 824 sub make_dates_default {	Line 909 sub make_dates_default {
$result .= "Set default start and end dates for course<br />";	$result .= "Set default start and end dates for course<br />";
#	#
# Refresh the course environment	# Refresh the course environment
&Apache::lonnet::coursedescription($ENV{'request.course.id'});	&Apache::lonnet::coursedescription($env{'request.course.id'},
	{'freshen_cache' => 1});
} else {	} else {
$result .= &mt('Unable to set default dates for course').":".$put_result.	$result .= &mt('Unable to set default dates for course').":".$put_result.
'<br />';	'<br />';
Line 838 sub make_dates_default {	Line 924 sub make_dates_default {
sub get_student_username_domain_form {	sub get_student_username_domain_form {
my $r = shift;	my $r = shift;
my $domform = &Apache::loncommon::select_dom_form	my $domform = &Apache::loncommon::select_dom_form
($ENV{'course.'.$ENV{'request.course.id'}.'.domain'},'cudomain',0);	($env{'course.'.$env{'request.course.id'}.'.domain'},'cudomain',0);
my %lt=&Apache::lonlocal::texthash(	my %lt=&Apache::lonlocal::texthash(
'eos' => "Enroll One Student",	'eos' => "Enroll One Student",
'usr' => "Username",	'usr' => "Username",
Line 859 sub get_student_username_domain_form {	Line 945 sub get_student_username_domain_form {
<input type="submit" name="Begin Enrollment" value="$lt{'been'}" />	<input type="submit" name="Begin Enrollment" value="$lt{'been'}" />
</td></tr>	</td></tr>
</table>	</table>
	<script type="text/javascript">
	// the if prevents the script error if the browser can not handle this
	if ( document.studentform.cuname ) { document.studentform.cuname.focus(); }
	</script>
END	END
return;	return;
}	}
Line 867 sub print_enroll_single_student_form {	Line 957 sub print_enroll_single_student_form {
my $r=shift;	my $r=shift;
$r->print("<h3>".&mt('Enroll One Student')."</h3>");	$r->print("<h3>".&mt('Enroll One Student')."</h3>");
#	#
my $username = $ENV{'form.cuname'};	my $username = $env{'form.cuname'};
my $domain = $ENV{'form.cudomain'};	my $domain = $env{'form.cudomain'};
	$username=~s/\W//gs;
	$domain=~s/\W//gs;
my $home = &Apache::lonnet::homeserver($username,$domain);	my $home = &Apache::lonnet::homeserver($username,$domain);
# $new_user flags whether we are creating a new user or using an old one	# $new_user flags whether we are creating a new user or using an old one
my $new_user = 1;	my $new_user = 1;
Line 879 sub print_enroll_single_student_form {	Line 971 sub print_enroll_single_student_form {
my $user_data_html = '';	my $user_data_html = '';
my $javascript_validations = '';	my $javascript_validations = '';
if ($new_user) {	if ($new_user) {
my $defdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'};	my $defdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
# Set up authentication forms	# Set up authentication forms
my ($krbdef,$krbdefdom) =	my ($krbdef,$krbdefdom) =
&Apache::loncommon::get_kerberos_defaults($domain);	&Apache::loncommon::get_kerberos_defaults($domain);
Line 913 sub print_enroll_single_student_form {	Line 1005 sub print_enroll_single_student_form {
'hs' => "Home Server",	'hs' => "Home Server",
'pswd' => "Password",	'pswd' => "Password",
'psam' => "Please select an authentication mechanism",	'psam' => "Please select an authentication mechanism",
	'mail' => "Email Address"
);	);
	my $authhelp=&Apache::loncommon::help_open_topic('Auth_Options');
$user_data_html = <<END;	$user_data_html = <<END;
<h3>$lt{'udf'} $username\@$domain</h3>	<h3>$lt{'udf'} $username\@$domain</h3>
<table>	<table>
Line 927 sub print_enroll_single_student_form {	Line 1021 sub print_enroll_single_student_form {
<td><input type="text" name="cgen" size="5"> </td></tr>	<td><input type="text" name="cgen" size="5"> </td></tr>
<tr><th>$lt{'hs'}:</th>	<tr><th>$lt{'hs'}:</th>
<td>$homeserver_form</td></tr>	<td>$homeserver_form</td></tr>
	<tr><th>$lt{'mail'}:</th>
	<td><input type="text" name="emailaddress" size="20" /></td></tr>
</table>	</table>
<h3>$lt{'pswd'}</h3>	<h3>$lt{'pswd'}</h3>
$lt{'psam'}	$lt{'psam'}$authhelp
<table>	<table>
<p>	<p>
$krbform	$krbform
Line 949 END	Line 1045 END
'mn' => "Middle Name",	'mn' => "Middle Name",
'ln' => "Last Name",	'ln' => "Last Name",
'gen' => "Generation",	'gen' => "Generation",
	'mail' => "Email Address",
);	);
$user_data_html = <<END;	$user_data_html = <<END;
<h3>$lt{'udf'} $username\@$domain</h3>	<h3>$lt{'udf'} $username\@$domain</h3>
Line 970 END	Line 1067 END
<td>	<td>
<input type="text" name="cgen" value="$uenv{'generation'}" size="5" />	<input type="text" name="cgen" value="$uenv{'generation'}" size="5" />
</td></tr>	</td></tr>
	<tr><th>$lt{'mail'}:</th>
	<td>
	<input type="text" name="emailaddress" value="$uenv{'permanentemail'}" size="20" />
	</td></tr>
</table>	</table>
END	END
}	}
Line 977 END	Line 1078 END
# Print it all out	# Print it all out
my %lt=&Apache::lonlocal::texthash(	my %lt=&Apache::lonlocal::texthash(
'cd' => "Course Data",	'cd' => "Course Data",
'gs' => "Group/Section",	'gs' => "Section",
'idsn' => "ID/Student Number",	'idsn' => "ID/Student Number",
'disn' => "Disable ID/Student Number Safeguard and Force Change of Conflicting IDs (only do if you know what you are doing)",	'disn' => "Disable ID/Student Number Safeguard and Force Change of Conflicting IDs (only do if you know what you are doing)",
'eas' => "Enroll as student",	'eas' => "Enroll as student",
Line 988 END	Line 1089 END
<input type="hidden" name="cuname" value="$username" />	<input type="hidden" name="cuname" value="$username" />
<input type="hidden" name="lcdomain" value="$domain" />	<input type="hidden" name="lcdomain" value="$domain" />
<script type="text/javascript" language="Javascript">	<script type="text/javascript" language="Javascript">
function verify(vf) {	function verify(vf,sec_caller) {
var founduname=0;	var founduname=0;
var foundpwd=0;	var foundpwd=0;
var foundname=0;	var foundname=0;
Line 1005 function verify(vf) {	Line 1106 function verify(vf) {
}	}
if ((typeof(vf.csec.value)!="undefined") && (vf.csec.value!='')) {	if ((typeof(vf.csec.value)!="undefined") && (vf.csec.value!='')) {
foundsec=1;	foundsec=1;
	if (validate(sec_caller) == "error") {
	return;
	}
}	}
if ((typeof(vf.cstid.value)!="undefined") && (vf.cstid.value!='')) {	if ((typeof(vf.cstid.value)!="undefined") && (vf.cstid.value!='')) {
foundid=1;	foundid=1;
Line 1036 $date_table	Line 1140 $date_table
<p>	<p>
$lt{'idsn'}: <input type="text" name="cstid" size="10">	$lt{'idsn'}: <input type="text" name="cstid" size="10">
</p><p>	</p><p>
	<label>
<input type="checkbox" name="forceid" value="yes">	<input type="checkbox" name="forceid" value="yes">
$lt{'disn'}	$lt{'disn'}
	</label>
</p><p>	</p><p>
<input type="button" onClick="verify(this.form)" value="$lt{'eas'}">	<input type="button" onClick="verify(this.form,this.form.csec)" value="$lt{'eas'}">
</p>	</p>
END	END
return;	return;
Line 1049 END	Line 1155 END
sub print_drop_menu {	sub print_drop_menu {
my $r=shift;	my $r=shift;
$r->print("<h3>".&mt('Drop Students')."</h3>");	$r->print("<h3>".&mt('Drop Students')."</h3>");
my $cid=$ENV{'request.course.id'};	my $cid=$env{'request.course.id'};
my ($classlist,$keylist) = &Apache::loncoursedata::get_classlist();	my ($classlist,$keylist) = &Apache::loncoursedata::get_classlist();
if (! defined($classlist)) {	if (! defined($classlist)) {
$r->print(&mt('There are no students currently enrolled.')."\n");	$r->print(&mt('There are no students currently enrolled.')."\n");
Line 1062 sub print_drop_menu {	Line 1168 sub print_drop_menu {

# ============================================== view classlist	# ============================================== view classlist
sub print_html_classlist {	sub print_html_classlist {
my $r=shift;	my ($r,$mode) = @_;
if (! exists($ENV{'form.sortby'})) {	if (! exists($env{'form.sortby'})) {
$ENV{'form.sortby'} = 'username';	$env{'form.sortby'} = 'username';
}	}
if ($ENV{'form.Status'} !~ /^(Any\|Expired\|Active)$/) {	if ($env{'form.Status'} !~ /^(Any\|Expired\|Active)$/) {
$ENV{'form.Status'} = 'Active';	$env{'form.Status'} = 'Active';
}	}
my $status_select = &Apache::lonhtmlcommon::StatusOptions	my $status_select = &Apache::lonhtmlcommon::StatusOptions
($ENV{'form.Status'},'studentform');	($env{'form.Status'});
my $CCL=&mt('Current Class List');	my $cid=$env{'request.course.id'};
$r->print(<<END);	my $cdom=$env{'course.'.$cid.'.domain'};
<input type="hidden" name="action" value="$ENV{'form.action'}" />	my $cnum=$env{'course.'.$cid.'.num'};
<input type="hidden" name="state" value="" />	#
<p>	# List course personnel
<font size="+1">$CCL</font>	my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum);
	#
END	if (! defined($env{'form.output'}) \|\|
if ($ENV{'form.action'} ne 'modifystudent') {	$env{'form.output'} !~ /^(csv\|excel\|html)$/ ) {
my %lt=&Apache::lonlocal::texthash(	$env{'form.output'} = 'html';
'ef' => "Excel format",	}
'ss' => "Student Status",	#
);	$r->print('<br />'.&Apache::loncommon::start_data_table());
$r->print(<<END);	foreach my $role (sort keys %coursepersonnel) {
<font size="+1">	next if ($role =~ /^\s*$/);
<a href="javascript:document.studentform.state.value='csv';document.studentform.submit();">CSV format</a>	$r->print(&Apache::loncommon::start_data_table_row().
	'<td>'.$role.'</td><td>');
<a href="javascript:document.studentform.state.value='excel';document.studentform.submit();">$lt{'ef'}</a>	foreach my $user (split(',',$coursepersonnel{$role})) {
</font>	my ($puname,$pudom)=split(':',$user);
	$r->print(' '.&Apache::loncommon::aboutmewrapper(
$lt{'ss'}:	&Apache::loncommon::plainname($puname,
END	$pudom),
	$puname,$pudom));
	}
	$r->print('</td>'.&Apache::loncommon::end_data_table_row());
	}
	$r->print(&Apache::loncommon::end_data_table());
	#
	# Interface output
	$r->print('<input type="hidden" name="action" value="'.
	$env{'form.action'}.'" />');
	$r->print("<p>\n");
	if ($env{'form.action'} ne 'modifystudent') {
	my %lt=&Apache::lonlocal::texthash('csv' => "CSV",
	'excel' => "Excel",
	'html' => 'HTML');
	my $output_selector = '<select size="1" name="output" >';
	foreach my $outputformat ('html','csv','excel') {
	my $option = '<option value="'.$outputformat.'" ';
	if ($outputformat eq $env{'form.output'}) {
	$option .= 'selected ';
	}
	$option .='>'.$lt{$outputformat}.'</option>';
	$output_selector .= "\n".$option;
	}
	$output_selector .= '</select>';
	$r->print(&mt('Output Format: [_1]',$output_selector).(' 'x3));
}	}
$r->print($status_select."</p>\n");	$r->print(&mt('Student Status: [_1]',$status_select)."\n");
my $cid=$ENV{'request.course.id'};	$r->print('<input type="submit" value="'.&mt('Update Display').'" />'.
	"\n</p>\n");
	#
	# Print the classlist
	$r->print('<h2>'.&mt('Current Class List').'</h2>');
my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();	my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
if (! defined($classlist)) {	if (! defined($classlist)) {
$r->print(&mt('There are no students currently enrolled.')."\n");	$r->print(&mt('There are no students currently enrolled.')."\n");
} else {	} else {
# Print out the available choices	# Print out the available choices
if ($ENV{'form.action'} eq 'modifystudent') {	if ($env{'form.action'} eq 'modifystudent') {
&show_class_list($r,'view','modify','modifystudent',	&show_class_list($r,'view','modify',
$ENV{'form.Status'},$classlist,$keylist);	$env{'form.Status'},$classlist,$keylist);
} else {	} else {
&show_class_list($r,'view','aboutme','classlist',	&show_class_list($r,$env{'form.output'},'aboutme',
$ENV{'form.Status'},$classlist,$keylist);	$env{'form.Status'},$classlist,$keylist);
}	}
}	}
}	}

# ============================================== view classlist
sub print_formatted_classlist {
my $r=shift;
my $mode = shift;
my $cid=$ENV{'request.course.id'};
my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
if (! defined($classlist)) {
$r->print(&mt('There are no students currently enrolled.')."\n");
} else {
&show_class_list($r,$mode,'nolink','csv',
$ENV{'form.Status'},$classlist,$keylist);
}
}

# =================================================== Show student list to drop	# =================================================== Show student list to drop
sub show_class_list {	sub show_class_list {
my ($r,$mode,$linkto,$action,$statusmode,$classlist,$keylist)=@_;	my ($r,$mode,$linkto,$statusmode,$classlist,$keylist)=@_;
my $cid=$ENV{'request.course.id'};	my $cid=$env{'request.course.id'};
	my $cdom = $env{'course.'.$cid.'.domain'};
	my $cnum = $env{'course.'.$cid.'.num'};
	my ($classgroups) = &Apache::loncoursedata::get_group_memberships(
	$classlist,$keylist,$cdom,$cnum);
#	#
# Variables for excel output	# Variables for excel output
my ($excel_workbook, $excel_sheet, $excel_filename,$row);	my ($excel_workbook, $excel_sheet, $excel_filename,$row,$format);
	#
	# Variables for csv output
	my ($CSVfile,$CSVfilename);
#	#
my $sortby = $ENV{'form.sortby'};	my $sortby = $env{'form.sortby'};
if ($sortby !~ /^(username\|domain\|section\|fullname\|id)$/) {	if ($sortby !~ /^(username\|domain\|section\|groups\|fullname\|id\|start\|end\|type)$/) {
$sortby = 'username';	$sortby = 'username';
}	}
	if (! exists($env{'form.displayphotos'})) {
	$env{'form.displayphotos'} = 'off';
	}
	my $displayphotos = $env{'form.displayphotos'};

# Print out header	# Print out header
if ($mode eq 'view') {	unless ($mode eq 'autoenroll') {
	$r->print(<<END);
	<input type="hidden" name="state" value="$env{'form.state'}" />
	END
	}
	$r->print(<<END);
	<input type="hidden" name="sortby" value="$sortby" />
	<input type="hidden" name="displayphotos" value="$displayphotos" />
	END
	if ($mode eq 'html' \|\| $mode eq 'view' \|\| $mode eq 'autoenroll') {
if ($linkto eq 'aboutme') {	if ($linkto eq 'aboutme') {
$r->print(&mt('Select a user name to view the users personal page.'));	$r->print(&mt("Select a user name to view the user's personal page."));
} elsif ($linkto eq 'modify') {	} elsif ($linkto eq 'modify') {
$r->print(&mt('Select a user name to modify the students information'));	$r->print(&mt("Select a user name to modify the student's information"));
}	}
my %lt=&Apache::lonlocal::texthash(	my %lt=&Apache::lonlocal::texthash(
'usrn' => "username",	'usrn' => "username",
'dom' => "domain",	'dom' => "domain",
'sn' => "student name",	'sn' => "student name",
'sec' => "section",	'sec' => "section",
	'grp' => "active groups",
	'start' => "start date",
	'end' => "end date",
	'type' => "enroll type/action",
	'photo' => "photo",
);	);
$r->print(<<END);	unless ($mode eq 'autoenroll') {
	$r->print(<<END);
<input type="hidden" name="sortby" value="$sortby" />
<input type="hidden" name="sname" value="" />	<input type="hidden" name="sname" value="" />
<input type="hidden" name="sdom" value="" />	<input type="hidden" name="sdom" value="" />
	END
	}
	if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
	$r->print('
	<script type="text/javascript">
	function photowindow(photolink) {
	var title = "Photo_Viewer";
	var options = "scrollbars=1,resizable=1,menubar=0";
	options += ",width=240,height=240";
	stdeditbrowser = open(photolink,title,options,"1");
	stdeditbrowser.focus();
	}
	</script>
	');
	}
	$r->print("
<p>	<p>
<table border=2>	".&Apache::loncommon::start_data_table()."
<tr><th>	<tr>
	");
	if ($mode eq 'autoenroll') {
	$r->print("
	<th><a href=\"javascript:document.studentform.sortby.value='type';document.studentform.submit();\">$lt{'type'}</a></th>
	");
	} else {
	$r->print("
	<th>Count</th>
	");
	}
	$r->print(<<END);
	<th>
<a href="javascript:document.studentform.sortby.value='username';document.studentform.submit();">$lt{'usrn'}</a>	<a href="javascript:document.studentform.sortby.value='username';document.studentform.submit();">$lt{'usrn'}</a>
</th><th>	</th><th>
<a href="javascript:document.studentform.sortby.value='domain';document.studentform.submit();">$lt{'dom'}</a>	<a href="javascript:document.studentform.sortby.value='domain';document.studentform.submit();">$lt{'dom'}</a>
Line 1167 sub show_class_list {	Line 1341 sub show_class_list {
<a href="javascript:document.studentform.sortby.value='fullname';document.studentform.submit();">$lt{'sn'}</a>	<a href="javascript:document.studentform.sortby.value='fullname';document.studentform.submit();">$lt{'sn'}</a>
</th><th>	</th><th>
<a href="javascript:document.studentform.sortby.value='section';document.studentform.submit();">$lt{'sec'}</a>	<a href="javascript:document.studentform.sortby.value='section';document.studentform.submit();">$lt{'sec'}</a>
	</th><th>
	<a href="javascript:document.studentform.sortby.value='start';document.studentform.submit();">$lt{'start'}</a>
	</th><th>
	<a href="javascript:document.studentform.sortby.value='end';document.studentform.submit();">$lt{'end'}</a>
	</th><th>
	<a href="javascript:document.studentform.sortby.value='groups';document.studentform.submit();">$lt{'grp'}</a>
</th>	</th>
</tr>
END	END
	if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) {
	my %photo_options = &Apache::lonlocal::texthash(
	'on' => 'Show',
	'off' => 'Hide',
	);
	my $photochg = 'on';
	if ($displayphotos eq 'on') {
	$photochg = 'off';
	}
	$r->print(' <th>'."\n".' '.
	'<a href="javascript:document.studentform.displayphotos.value='.
	"'".$photochg."'".';document.studentform.submit();">'.
	$photo_options{$photochg}.'</a> '.$lt{'photo'}."\n".
	' </th>'."\n");
	}
	$r->print(" </tr>\n");
} elsif ($mode eq 'csv') {	} elsif ($mode eq 'csv') {
	#
	# Open a file
	$CSVfilename = '/prtspool/'.
	$env{'user.name'}.'_'.$env{'user.domain'}.'_'.
	time.'_'.rand(1000000000).'.csv';
	unless ($CSVfile = Apache::File->new('>/home/httpd'.$CSVfilename)) {
	$r->log_error("Couldn't open $CSVfilename for output $!");
	$r->print("Problems occured in writing the csv file. ".
	"This error has been logged. ".
	"Please alert your LON-CAPA administrator.");
	$CSVfile = undef;
	}
	#
	# Write headers and data to file
if($statusmode eq 'Expired') {	if($statusmode eq 'Expired') {
$r->print(&mt('Students with expired roles'));	print $CSVfile '"'.&mt('Students with expired roles').'"'."\n";
}	}
if ($statusmode eq 'Any') {	if ($statusmode eq 'Any') {
$r->print('"'.join('","',(&mt("username"),&mt("domain"),"ID",	print $CSVfile '"'.join('","',map {
&mt("student name"),&mt("section"),&mt("status"))).	&Apache::loncommon::csv_translate(&mt($_))
'"'."\n");	} ("username","domain","ID","student name",
	"section","start date","end date","status","active groups"))
	.'"'."\n";
} else {	} else {
$r->print('"'.join('","',(&mt("username"),&mt("domain"),"ID",	print $CSVfile '"'.join('","',map {
&mt("student name"),&mt("section"))).'"'."\n");	&Apache::loncommon::csv_translate(&mt($_))
	} ("username","domain","ID","student name",
	"section","start date","end date","active groups")).'"'."\n";
}	}
} elsif ($mode eq 'excel') {	} elsif ($mode eq 'excel') {
# Create the excel spreadsheet	# Create the excel spreadsheet
$excel_filename = '/prtspool/'.	($excel_workbook,$excel_filename,$format) =
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.	&Apache::loncommon::create_workbook($r);
time.'_'.rand(1000000000).'.xls';	return if (! defined($excel_workbook));
$excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.
$excel_filename);
$excel_workbook->set_tempdir('/home/httpd/perl/tmp');
$excel_sheet = $excel_workbook->addworksheet('classlist');	$excel_sheet = $excel_workbook->addworksheet('classlist');
#	#
my $description = 'Class List for '.	my $description = 'Class List for '.
$ENV{'course.'.$ENV{'request.course.id'}.'.description'};	$env{'course.'.$env{'request.course.id'}.'.description'};
$excel_sheet->write($row++,0,$description);	$excel_sheet->write($row++,0,$description,$format->{'h1'});
#	#
$excel_sheet->write($row++,0,["username","domain","ID",	$excel_sheet->write($row++,0,["username","domain","ID",
"student name","section","status"]);	"student name","section",
	"start date","end date","status",
	"active groups"],
	$format->{'bold'});
}	}
#	#
# Sort the students	# Sort the students
Line 1206 END	Line 1419 END
foreach (@$keylist) {	foreach (@$keylist) {
$index{$_} = $i++;	$index{$_} = $i++;
}	}
	$index{'groups'} = scalar(@{$keylist});
my $index = $index{$sortby};	my $index = $index{$sortby};
my $second = $index{'username'};	my $second = $index{'username'};
my $third = $index{'domain'};	my $third = $index{'domain'};
Line 1216 END	Line 1430 END
\|\|	\|\|
lc($classlist->{$a}->[$third]) cmp lc($classlist->{$b}->[$third])	lc($classlist->{$a}->[$third]) cmp lc($classlist->{$b}->[$third])
} (keys(%$classlist));	} (keys(%$classlist));
	my $studentcount = 0;
	my $autocount = 0;
	my $manualcount = 0;
	my $unlockcount = 0;
	my $lockcount = 0;
foreach my $student (@Sorted_Students) {	foreach my $student (@Sorted_Students) {
my $username = $classlist->{$student}->[$index{'username'}];	my $sdata = $classlist->{$student};
my $domain = $classlist->{$student}->[$index{'domain'}];	my $groups = $classgroups->{$student};
my $section = $classlist->{$student}->[$index{'section'}];	my $username = $sdata->[$index{'username'}];
my $name = $classlist->{$student}->[$index{'fullname'}];	my $domain = $sdata->[$index{'domain'}];
my $id = $classlist->{$student}->[$index{'id'}];	my $section = $sdata->[$index{'section'}];
my $status = $classlist->{$student}->[$index{'status'}];	my $active_groups;
	if (ref($groups->{active}) eq 'HASH') {
	$active_groups = join(', ',keys(%{$groups->{'active'}}));
	}
	my $name = $sdata->[$index{'fullname'}];
	my $id = $sdata->[$index{'id'}];
	my $status = $sdata->[$index{'status'}];
	my $start = $sdata->[$index{'start'}];
	my $end = $sdata->[$index{'end'}];
	my $type = $sdata->[$index{'type'}];
next if (($statusmode ne 'Any') && ($status ne $statusmode));	next if (($statusmode ne 'Any') && ($status ne $statusmode));
if ($mode eq 'view') {	if ($mode eq 'view' \|\| $mode eq 'html' \|\| $mode eq 'autoenroll') {
$r->print("<tr>\n <td>\n ");	if (! defined($start) \|\| $start == 0) {
	$start = &mt('none');
	} else {
	$start = &Apache::lonlocal::locallocaltime($start);
	}
	if (! defined($end) \|\| $end == 0) {
	$end = &mt('none');
	} else {
	$end = &Apache::lonlocal::locallocaltime($end);
	}
	$r->print(&Apache::loncommon::start_data_table_row());
	if ($mode eq 'autoenroll') {
	my $lockedtype = $sdata->[$index{'lockedtype'}];
	$studentcount++;
	my $cellentry;
	if ($type eq 'auto') {
	$cellentry = '<b>'.&mt('auto').'</b> <label><input type="checkbox" name="chgauto" value="'.$username.':'.$domain.'" /> Change</label>';
	$autocount ++;
	} else {
	$cellentry = '<table border="0" cellspacing="0"><tr><td rowspan="2"><b>'.&mt('manual').'</b></td><td><nobr><label><input type="checkbox" name="chgmanual" value="'.$username.':'.$domain.'" /> Change</label></nobr></td></tr><tr><td><nobr>';
	$manualcount ++;
	if ($lockedtype) {
	$cellentry .= '<label><input type="checkbox" name="unlockchg" value="'.$username.':'.$domain.'" /> '.&mt('Unlock').'</label>';
	$unlockcount ++;
	} else {
	$cellentry .= '<label><input type="checkbox" name="lockchg" value="'.$username.':'.$domain.'" /> '.&mt('Lock').'</label>';
	$lockcount ++;
	}
	$cellentry .= '</nobr></td></tr></table>';
	}
	$r->print("<td>$cellentry<td>\n ");
	} else {
	$r->print("<td>".(++$studentcount)."</td><td>\n ");
	}
if ($linkto eq 'nothing') {	if ($linkto eq 'nothing') {
$r->print($username);	$r->print($username);
} elsif ($linkto eq 'aboutme') {	} elsif ($linkto eq 'aboutme') {
Line 1247 END	Line 1508 END
<td>$id</td>	<td>$id</td>
<td>$name</td>	<td>$name</td>
<td>$section</td>	<td>$section</td>
</tr>	<td>$start</td>
END	<td>$end</td>
	<td>$active_groups</td>
	END
	if ($env{'course.'.$env{'request.course.id'}.
	'.internal.showphoto'}) {
	if ($displayphotos eq 'on') {
	my $imgurl =
	&Apache::lonnet::retrievestudentphoto($domain,
	$username,'gif',
	'thumbnail');

	$r->print(' <td align="right"><a href="javascript:photowindow('."'".&Apache::lonnet::studentphoto($domain,$username,'jpg')."'".')"><img src="'.$imgurl.'" border="1"></a></td>');
	} else {
	$r->print(' <td> </td> ');
	}
	}
	$r->print(&Apache::loncommon::end_data_table_row());
} elsif ($mode eq 'csv') {	} elsif ($mode eq 'csv') {
	next if (! defined($CSVfile));
# no need to bother with $linkto	# no need to bother with $linkto
	if (! defined($start) \|\| $start == 0) {
	$start = &mt('none');
	} else {
	$start = &Apache::lonlocal::locallocaltime($start);
	}
	if (! defined($end) \|\| $end == 0) {
	$end = &mt('none');
	} else {
	$end = &Apache::lonlocal::locallocaltime($end);
	}
my @line = ();	my @line = ();
foreach ($username,$domain,$id,$name,$section) {	foreach ($username,$domain,$id,$name,$section,$start,$end) {
push @line,&Apache::loncommon::csv_translate($_);	push @line,&Apache::loncommon::csv_translate($_);
}	}
if ($statusmode eq 'Any') {	if ($statusmode eq 'Any') {
push @line,&Apache::loncommon::csv_translate($status);	push @line,&Apache::loncommon::csv_translate($status);
}	}
my $tmp = $";	push @line,&Apache::loncommon::csv_translate($active_groups);
$" = '","';	print $CSVfile '"'.join('","',@line).'"'."\n";
$r->print("\"@line\"\n");
$" = $tmp;
} elsif ($mode eq 'excel') {	} elsif ($mode eq 'excel') {
$excel_sheet->write($row++,0,[$username,$domain,$id,	$excel_sheet->write($row,0,[$username,$domain,$id,
$name,$section,$status]);	$name,$section]);
	my $col = 5;
	foreach my $time ($start,$end) {
	if (defined($time) && $time != 0) {
	$excel_sheet->write($row,$col++,
	&Apache::lonstathelpers::calc_serial($time),
	$format->{'date'});
	} else {
	$excel_sheet->write($row,$col++,'none');
	}
	}
	$excel_sheet->write($row,$col++,$status);
	$excel_sheet->write($row,$col++,$active_groups);
	$row++;
}	}
}	}
if ($mode eq 'view') {	if ($mode eq 'view' \|\| $mode eq 'html' \|\| $mode eq 'autoenroll') {
$r->print('</table><br>');	$r->print(&Apache::loncommon::end_data_table().'<br />');
} elsif ($mode eq 'excel') {	} elsif ($mode eq 'excel') {
$excel_workbook->close();	$excel_workbook->close();
$r->print('<p><a href="'.$excel_filename.'">'.	$r->print('<p><a href="'.$excel_filename.'">'.
&mt('Your Excel spreadsheet').'</a> '.&mt('is ready for download').'.</p>'."\n");	&mt('Your Excel spreadsheet').'</a> '.&mt('is ready for download').'.</p>'."\n");
	} elsif ($mode eq 'csv') {
	close($CSVfile);
	$r->print('<a href="'.$CSVfilename.'">'.
	&mt('Your CSV file').'</a> is ready for download.'.
	"\n");
	$r->rflush();
	}
	if ($mode eq 'autoenroll') {
	return ($studentcount,$autocount,$manualcount,$lockcount,$unlockcount);
}	}
	return;
}	}


Line 1284 sub print_modify_student_form {	Line 1593 sub print_modify_student_form {
my $r = shift();	my $r = shift();
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['sdom','sname']);	['sdom','sname']);
my $sname = $ENV{'form.sname'};	my $sname = $env{'form.sname'};
my $sdom = $ENV{'form.sdom'};	my $sdom = $env{'form.sdom'};
my $sortby = $ENV{'form.sortby'};	my $sortby = $env{'form.sortby'};
# determine the students name information	# determine the students name information
my %info=&Apache::lonnet::get('environment',	my %info=&Apache::lonnet::get('environment',
['firstname','middlename',	['firstname','middlename',
Line 1298 sub print_modify_student_form {	Line 1607 sub print_modify_student_form {
'<p>'.	'<p>'.
&mt('Unable to retrieve environment data for').' '.$sname.	&mt('Unable to retrieve environment data for').' '.$sname.
&mt('in domain').' '.$sdom.'</p><p>'.	&mt('in domain').' '.$sdom.'</p><p>'.
&mt('Please contact your LON-CAPA administrator regarding this situation.').'</p></body></html>');	&mt('Please contact your LON-CAPA administrator regarding this situation.').'</p>'.&Apache::loncommon::end_page());
return;	return;
}	}
# determine the students starting and ending times and section	# determine the students starting and ending times and section
Line 1308 sub print_modify_student_form {	Line 1617 sub print_modify_student_form {
$r->print('<p>'.$starttime.'</p>');	$r->print('<p>'.$starttime.'</p>');
return;	return;
}	}
	#
# Deal with date forms	# Deal with date forms
	my $current_date_description = '';
	my $textdate = '';

	if (! defined($starttime) \|\| $starttime == 0) {
	$current_date_description = &mt('Current Starting Date: not set').
	'<br />';
	} else {
	$current_date_description =
	&mt('Current Starting Date: [_1]',
	&Apache::lonlocal::locallocaltime($starttime)).'<br />';
	}
	if (! defined($endtime) \|\| $endtime == 0) {
	$current_date_description.= &mt('Current Ending Date: not set').
	'<br />';
	} else {
	$current_date_description.=
	&mt('Current Ending Date: [_1]',
	&Apache::lonlocal::locallocaltime($endtime)).'<br />';

	}
my $date_table = &date_setting_table($starttime,$endtime);	my $date_table = &date_setting_table($starttime,$endtime);
#	#
if (! exists($ENV{'form.Status'}) \|\|	if (! exists($env{'form.Status'}) \|\|
$ENV{'form.Status'} !~ /^(Any\|Expired\|Active)$/) {	$env{'form.Status'} !~ /^(Any\|Expired\|Active)$/) {
$ENV{'form.Status'} = 'crap';	$env{'form.Status'} = 'crap';
}	}
# Make sure student is enrolled in course	# Make sure student is enrolled in course
my %lt=&Apache::lonlocal::texthash(	my %lt=&Apache::lonlocal::texthash(
Line 1329 sub print_modify_student_form {	Line 1659 sub print_modify_student_form {
'sec' => "Section",	'sec' => "Section",
'sm' => "Submit Modifications",	'sm' => "Submit Modifications",
);	);
$r->print(<<END);	# Check if section name is valid
	my $section_check = &section_check_js();
	$r->print(<<"END");
	<script type="text/javascript">
	$section_check
	function secverify(formname,caller) {
	if (validate(caller) == "error") {
	return;
	} else {
	formname.submit();
	}
	}
	</script>
<p>	<p>
<font size="+1">	<font size="+1">
$lt{'odcc'}	$lt{'odcc'}
Line 1340 $lt{'odcc'}	Line 1682 $lt{'odcc'}
<input type="hidden" name="action" value="modifystudent" />	<input type="hidden" name="action" value="modifystudent" />
<input type="hidden" name="state" value="done" />	<input type="hidden" name="state" value="done" />
<input type="hidden" name="sortby" value="$sortby" />	<input type="hidden" name="sortby" value="$sortby" />
<input type="hidden" name="Status" value="$ENV{'form.Status'}" />	<input type="hidden" name="Status" value="$env{'form.Status'}" />

<h2>$lt{'mef'} $info{'firstname'} $info{'middlename'}	<h2>$lt{'mef'} $info{'firstname'} $info{'middlename'}
$info{'lastname'} $info{'generation'}, $sname\@$sdom</h2>	$info{'lastname'} $info{'generation'}, $sname\@$sdom</h2>
<p>	<p>
Line 1357 $info{'lastname'} $info{'generation'}, $	Line 1698 $info{'lastname'} $info{'generation'}, $
</p><p>	</p><p>
<b>$lt{'sid'}</b>: <input type="text" name="id" value="$info{'id'}" size="12"/>	<b>$lt{'sid'}</b>: <input type="text" name="id" value="$info{'id'}" size="12"/>
</p><p>	</p><p>
	<label>
<input type="checkbox" name="forceid" >	<input type="checkbox" name="forceid" >
$lt{'disn'}	$lt{'disn'}
	</label>
</p><p>	</p><p>
<b>$lt{'sec'}</b>: <input type="text" name="section" value="$section" size="4"/>	<b>$lt{'sec'}</b>: <input type="text" name="section" value="$section" size="14"/>
</p>	</p>
	<p>$current_date_description</p>
<p>$date_table</p>	<p>$date_table</p>
<input type="submit" value="$lt{'sm'}" />	<input type="button" value="$lt{'sm'}" onClick="secverify(this.form,this.form.section)" />
</body></html>
END	END
	$r->print(&Apache::loncommon::end_page());
return;	return;
}	}

Line 1373 END	Line 1717 END
# modify a single students section	# modify a single students section
#	#
sub modify_single_student {	sub modify_single_student {
my $r = shift;	my ($r) = @_;
#	#
# Remove non alphanumeric values from the section	# Remove non alphanumeric values from the section
$ENV{'form.section'} =~ s/\W//g;	$env{'form.section'} =~ s/\W//g;
#	#
# Do the date defaults first	# Do the date defaults first
my ($starttime,$endtime) = &get_dates_from_form();	my ($starttime,$endtime) = &get_dates_from_form();
if ($ENV{'form.makedatesdefault'}) {	if ($env{'form.makedatesdefault'}) {
$r->print(&make_dates_default($starttime,$endtime));	$r->print(&make_dates_default($starttime,$endtime));
}	}
# Get the 'sortby' and 'Status' variables so the user goes back to their	# Get the 'sortby' and 'Status' variables so the user goes back to their
# previous screen	# previous screen
my $sortby = $ENV{'form.sortby'};	my $sortby = $env{'form.sortby'};
my $status = $ENV{'form.Status'};	my $status = $env{'form.Status'};
#	#
# We always need this information	# We always need this information
my $slogin = $ENV{'form.slogin'};	my $slogin = $env{'form.slogin'};
my $sdom = $ENV{'form.sdomain'};	my $sdom = $env{'form.sdomain'};
#	#
# Get the old data	# Get the old data
my %old=&Apache::lonnet::get('environment',	my %old=&Apache::lonnet::get('environment',
Line 1398 sub modify_single_student {	Line 1742 sub modify_single_student {
'lastname','generation','id'],	'lastname','generation','id'],
$sdom, $slogin);	$sdom, $slogin);
$old{'section'} = &Apache::lonnet::getsection($sdom,$slogin,	$old{'section'} = &Apache::lonnet::getsection($sdom,$slogin,
$ENV{'request.course.id'});	$env{'request.course.id'});
my ($tmp) = keys(%old);	my ($tmp) = keys(%old);
if ($tmp =~ /^(con_lost\|error\|no_such_host)/i) {	if ($tmp =~ /^(con_lost\|error\|no_such_host)/i) {
$r->print(&mt('There was an error determining the environment values for')." $slogin \@ $sdom.");	$r->print(&mt('There was an error determining the environment values for')." $slogin \@ $sdom.");
Line 1407 sub modify_single_student {	Line 1751 sub modify_single_student {
undef $tmp;	undef $tmp;
#	#
# Get the new data	# Get the new data
my $firstname = $ENV{'form.firstname'};	my $firstname = $env{'form.firstname'};
my $middlename = $ENV{'form.middlename'};	my $middlename = $env{'form.middlename'};
my $lastname = $ENV{'form.lastname'};	my $lastname = $env{'form.lastname'};
my $generation = $ENV{'form.generation'};	my $generation = $env{'form.generation'};
my $section = $ENV{'form.section'};	my $section = $env{'form.section'};
my $courseid = $ENV{'request.course.id'};	my $courseid = $env{'request.course.id'};
my $sid = $ENV{'form.id'};	my $sid = $env{'form.id'};
my $displayable_starttime = localtime($starttime);	my $displayable_starttime = localtime($starttime);
my $displayable_endtime = localtime($endtime);	my $displayable_endtime = localtime($endtime);
#	#
# check for forceid override	# check for forceid override
if ((defined($old{'id'})) && ($old{'id'} ne '') &&	if ((defined($old{'id'})) && ($old{'id'} ne '') &&
($sid ne $old{'id'}) && (! exists($ENV{'form.forceid'}))) {	($sid ne $old{'id'}) && (! exists($env{'form.forceid'}))) {
$r->print("<font color=\"ff0000\">".&mt('You changed the students id but did not disable the ID change safeguard. The students id will not be changed.')."</font>");	$r->print("<font color=\"ff0000\">".&mt('You changed the students id but did not disable the ID change safeguard. The students id will not be changed.')."</font>");
$sid = $old{'id'};	$sid = $old{'id'};
}	}
Line 1486 END	Line 1830 END
# Send request(s) to modify data (final undef is for 'desiredhost',	# Send request(s) to modify data (final undef is for 'desiredhost',
# which is a moot point because the student already has an account.	# which is a moot point because the student already has an account.
my $modify_section_results = &modifystudent($sdom,$slogin,	my $modify_section_results = &modifystudent($sdom,$slogin,
$ENV{'request.course.id'},	$env{'request.course.id'},
$section,undef);	$section,undef);
if ($modify_section_results !~ /^ok/) {	if ($modify_section_results !~ /^ok/) {
$r->print(&mt('An error occured during the attempt to change the section for this student.')."<br />");	$r->print(&mt('An error occured during the attempt to change the section for this student.')."<br />");
}	}
my $roleresults = &Apache::lonnet::modifystudent	my $roleresults = &Apache::lonnet::modifystudent
($sdom,$slogin,$sid,undef,undef,$firstname,$middlename,$lastname,	($sdom,$slogin,$sid,undef,undef,$firstname,$middlename,$lastname,
$generation,$section,$endtime,$starttime,$ENV{'form.forceid'});	$generation,$section,$endtime,$starttime,$env{'form.forceid'});
if ($roleresults eq 'refused' ) {	if ($roleresults eq 'refused' ) {
$r->print(&mt('Your request to change the role information for this student was refused. You do not appear to have sufficient authority to change student information.'));	$r->print(&mt('Your request to change the role information for this student was refused. You do not appear to have sufficient authority to change student information.'));
} elsif ($roleresults !~ /ok/) {	} elsif ($roleresults !~ /ok/) {
Line 1502 END	Line 1846 END
$roleresults);	$roleresults);
&Apache::lonnet::logthis("londropadd:failed attempt to modify student".	&Apache::lonnet::logthis("londropadd:failed attempt to modify student".
" data for ".$slogin." \@ ".$sdom." by ".	" data for ".$slogin." \@ ".$sdom." by ".
$ENV{'user.name'}." \@ ".$ENV{'user.domain'}.	$env{'user.name'}." \@ ".$env{'user.domain'}.
":".$roleresults);	":".$roleresults);
} else { # everything is okay!	} else { # everything is okay!
$r->print(&mt('Student information updated successfully.')." <br />".	$r->print(&mt('Student information updated successfully.')." <br />".
Line 1515 END	Line 1859 END
<input type="hidden" name="sortby" value="$sortby" />	<input type="hidden" name="sortby" value="$sortby" />
<input type="hidden" name="Status" value="$status" />	<input type="hidden" name="Status" value="$status" />
<a href="javascript:document.studentform.submit();">$Masd</a>	<a href="javascript:document.studentform.submit();">$Masd</a>
</body></html>
END	END
	$r->print(&Apache::loncommon::end_page());
return;	return;
}	}

sub get_enrollment_data {	sub get_enrollment_data {
my ($sname,$sdomain) = @_;	my ($sname,$sdomain) = @_;
my $courseid = $ENV{'request.course.id'};	my $courseid = $env{'request.course.id'};
$courseid =~ s:_:/:g;	$courseid =~ s:_:/:g;
my %roles = &Apache::lonnet::dump('roles',$sdomain,$sname);	my %roles = &Apache::lonnet::dump('roles',$sdomain,$sname);
my ($tmp) = keys(%roles);	my ($tmp) = keys(%roles);
Line 1581 which describes the order elements are s	Line 1925 which describes the order elements are s
#################################################	#################################################
sub show_drop_list {	sub show_drop_list {
my ($r,$classlist,$keylist,$nosort)=@_;	my ($r,$classlist,$keylist,$nosort)=@_;
my $cid=$ENV{'request.course.id'};	my $cid=$env{'request.course.id'};
if (! exists($ENV{'form.sortby'})) {	if (! exists($env{'form.sortby'})) {
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['sortby']);	['sortby']);
}	}
my $sortby = $ENV{'form.sortby'};	my $sortby = $env{'form.sortby'};
if ($sortby !~ /^(username\|domain\|section\|fullname\|id)$/) {	if ($sortby !~ /^(username\|domain\|section\|groups\|fullname\|id\|start\|end)$/) {
$sortby = 'username';	$sortby = 'username';
}	}
	my $cdom = $env{'course.'.$cid.'.domain'};
	my $cnum = $env{'course.'.$cid,'.num'};
	my ($classgroups) = &Apache::loncoursedata::get_group_memberships(
	$classlist,$keylist,$cdom,$cnum);
#	#
my $action = "drop";	my $action = "drop";
$r->print(<<END);	$r->print(<<END);
Line 1611 function uncheckAll(field) {	Line 1959 function uncheckAll(field) {
<input type="hidden" name="phase" value="four">	<input type="hidden" name="phase" value="four">
END	END

	my %lt=&Apache::lonlocal::texthash('usrn' => "username",
	'dom' => "domain",
	'sn' => "student name",
	'sec' => "section",
	'start' => "start date",
	'end' => "end date",
	'groups' => "active groups",
	);
if ($nosort) {	if ($nosort) {
my %lt=&Apache::lonlocal::texthash(	$r->print(&Apache::loncommon::start_data_table());
'usrn' => "username",
'dom' => "domain",
'sn' => "student name",
'sec' => "section",
);
$r->print(<<END);	$r->print(<<END);
<table border=2>
<tr>	<tr>
<th> </th>	<th> </th>
<th>$lt{'usrn'}</th>	<th>$lt{'usrn'}</th>
Line 1627 END	Line 1977 END
<th>ID</th>	<th>ID</th>
<th>$lt{'sn'}</th>	<th>$lt{'sn'}</th>
<th>$lt{'sec'}</th>	<th>$lt{'sec'}</th>
	<th>$lt{'start'}</th>
	<th>$lt{'end'}</th>
	<th>$lt{'groups'}</th>
</tr>	</tr>
END	END

} else {	} else {
my %lt=&Apache::lonlocal::texthash(	$r->print(&Apache::loncommon::start_data_table());
'usrn' => "username",
'dom' => "domain",
'sn' => "student name",
'sec' => "section",
);
$r->print(<<END);	$r->print(<<END);
<table border=2>
<tr><th> </th>	<tr><th> </th>
<th>	<th>
<a href="/adm/dropadd?action=$action&sortby=username">$lt{'usrn'}</a>	<a href="/adm/dropadd?action=$action&sortby=username">$lt{'usrn'}</a>
Line 1650 END	Line 1997 END
<a href="/adm/dropadd?action=$action&sortby=fullname">$lt{'sn'}</a>	<a href="/adm/dropadd?action=$action&sortby=fullname">$lt{'sn'}</a>
</th><th>	</th><th>
<a href="/adm/dropadd?action=$action&sortby=section">$lt{'sec'}</a>	<a href="/adm/dropadd?action=$action&sortby=section">$lt{'sec'}</a>
	</th><th>
	<a href="/adm/dropadd?action=$action&sortby=start">$lt{'start'}</a>
	</th><th>
	<a href="/adm/dropadd?action=$action&sortby=end">$lt{'end'}</a>
	</th><th>
	<a href="/adm/dropadd?action=$action&sortby=groups">$lt{'groups'}</a>
</th>	</th>
</tr>	</tr>
END	END
Line 1661 END	Line 2014 END
foreach (@$keylist) {	foreach (@$keylist) {
$index{$_} = $i++;	$index{$_} = $i++;
}	}
	$index{'groups'} = scalar(@$keylist);
my $index = $index{$sortby};	my $index = $index{$sortby};
my $second = $index{'username'};	my $second = $index{'username'};
my $third = $index{'domain'};	my $third = $index{'domain'};
Line 1673 END	Line 2027 END
} (keys(%$classlist));	} (keys(%$classlist));
foreach my $student (@Sorted_Students) {	foreach my $student (@Sorted_Students) {
my $error;	my $error;
my $username = $classlist->{$student}->[$index{'username'}];	my $sdata = $classlist->{$student};
my $domain = $classlist->{$student}->[$index{'domain'}];	my $username = $sdata->[$index{'username'}];
my $section = $classlist->{$student}->[$index{'section'}];	my $domain = $sdata->[$index{'domain'}];
my $name = $classlist->{$student}->[$index{'fullname'}];	my $section = $sdata->[$index{'section'}];
my $id = $classlist->{$student}->[$index{'id'}];	my $name = $sdata->[$index{'fullname'}];
my $status = $classlist->{$student}->[$index{'status'}];	my $id = $sdata->[$index{'id'}];
	my $start = $sdata->[$index{'start'}];
	my $end = $sdata->[$index{'end'}];
	my $groups = $classgroups->{$student};
	my $active_groups;
	if (ref($groups->{active}) eq 'HASH') {
	$active_groups = join(', ',keys(%{$groups->{'active'}}));
	}
	if (! defined($start) \|\| $start == 0) {
	$start = &mt('none');
	} else {
	$start = &Apache::lonlocal::locallocaltime($start);
	}
	if (! defined($end) \|\| $end == 0) {
	$end = &mt('none');
	} else {
	$end = &Apache::lonlocal::locallocaltime($end);
	}
	my $status = $sdata->[$index{'status'}];
next if ($status ne 'Active');	next if ($status ne 'Active');
#	#
	$r->print(&Apache::loncommon::start_data_table_row());
$r->print(<<"END");	$r->print(<<"END");
<tr>
<td><input type="checkbox" name="droplist" value="$student"></td>	<td><input type="checkbox" name="droplist" value="$student"></td>
<td>$username</td>	<td>$username</td>
<td>$domain</td>	<td>$domain</td>
<td>$id</td>	<td>$id</td>
<td>$name</td>	<td>$name</td>
<td>$section</td>	<td>$section</td>
</tr>	<td>$start</td>
	<td>$end</td>
	<td>$active_groups</td>
END	END
	$r->print(&Apache::loncommon::end_data_table_row());
}	}
$r->print('</table><br>');	$r->print(&Apache::loncommon::end_data_table().'<br />');
my %lt=&Apache::lonlocal::texthash(	%lt=&Apache::lonlocal::texthash(
'dp' => "Drop Students",	'dp' => "Drop Students",
'ca' => "check all",	'ca' => "check all",
'ua' => "uncheck all",	'ua' => "uncheck all",
Line 1721 sub print_first_courselist_upload_form {	Line 2096 sub print_first_courselist_upload_form {
$str .= "<p>\n";	$str .= "<p>\n";
$str .= '<input type="submit" name="fileupload" value="'.	$str .= '<input type="submit" name="fileupload" value="'.
&mt('Upload class list').'">'."\n";	&mt('Upload class list').'">'."\n";
$str .= '<input type="checkbox" name="noFirstLine" /> '.	$str .= '<label><input type="checkbox" name="noFirstLine" /> '.
&mt('Ignore First Line')."</p>\n";	&mt('Ignore First Line')."</label></p>\n";
$str .= &Apache::loncommon::help_open_topic("Course_Create_Class_List",	$str .= &Apache::loncommon::help_open_topic("Course_Create_Class_List",
&mt("How do I create a class list from a spreadsheet")).	&mt("How do I create a class list from a spreadsheet")).
"<br />\n";	"<br />\n";
$str .= &Apache::loncommon::help_open_topic("Course_Convert_To_CSV",	$str .= &Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
&mt("How do I create a CSV file from a spreadsheet")).	&mt("How do I create a CSV file from a spreadsheet")).
"<br />\n";	"<br />\n";
$str .= "</body>\n</html>\n";	$str .= &Apache::loncommon::end_page();
$r->print($str);	$r->print($str);
return;	return;
}	}
Line 1739 sub upfile_drop_add {	Line 2114 sub upfile_drop_add {
my $r=shift;	my $r=shift;
&Apache::loncommon::load_tmp_file($r);	&Apache::loncommon::load_tmp_file($r);
my @studentdata=&Apache::loncommon::upfile_record_sep();	my @studentdata=&Apache::loncommon::upfile_record_sep();
if($ENV{'form.noFirstLine'}){shift(@studentdata);}	if($env{'form.noFirstLine'}){shift(@studentdata);}
my @keyfields = split(/\,/,$ENV{'form.keyfields'});	my @keyfields = split(/\,/,$env{'form.keyfields'});
my $cid = $ENV{'request.course.id'};	my $cid = $env{'request.course.id'};
my %fields=();	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 ($env{'form.upfile_associate'} eq 'reverse') {
if ($ENV{'form.f'.$i} ne 'none') {	if ($env{'form.f'.$i} ne 'none') {
$fields{$keyfields[$i]}=$ENV{'form.f'.$i};	$fields{$keyfields[$i]}=$env{'form.f'.$i};
}	}
} else {	} else {
$fields{$ENV{'form.f'.$i}}=$keyfields[$i];	$fields{$env{'form.f'.$i}}=$keyfields[$i];
}	}
}	}
#	#
	# Store the field choices away
	foreach my $field (qw/username names
	fname mname lname gen id sec ipwd email/) {
	$env{'form.'.$field.'_choice'}=$fields{$field};
	}
	&Apache::loncommon::store_course_settings('enrollment_upload',
	{ 'username_choice' => 'scalar',
	'names_choice' => 'scalar',
	'fname_choice' => 'scalar',
	'mname_choice' => 'scalar',
	'lname_choice' => 'scalar',
	'gen_choice' => 'scalar',
	'id_choice' => 'scalar',
	'sec_choice' => 'scalar',
	'ipwd_choice' => 'scalar',
	'email_choice' => 'scalar' });

	#
my ($startdate,$enddate) = &get_dates_from_form();	my ($startdate,$enddate) = &get_dates_from_form();
if ($ENV{'form.makedatesdefault'}) {	if ($env{'form.makedatesdefault'}) {
$r->print(&make_dates_default($startdate,$enddate));	$r->print(&make_dates_default($startdate,$enddate));
}	}
# Determine domain and desired host (home server)	# Determine domain and desired host (home server)
my $domain=$ENV{'form.lcdomain'};	my $domain=$env{'form.lcdomain'};
my $desiredhost = $ENV{'form.lcserver'};	my $desiredhost = $env{'form.lcserver'};
if (lc($desiredhost) eq 'default') {	if (lc($desiredhost) eq 'default') {
$desiredhost = undef;	$desiredhost = undef;
} else {	} else {
Line 1767 sub upfile_drop_add {	Line 2160 sub upfile_drop_add {
if (! exists($home_servers{$desiredhost})) {	if (! exists($home_servers{$desiredhost})) {
$r->print('<font color="#ff0000">'.&mt('Error').'</font>'.	$r->print('<font color="#ff0000">'.&mt('Error').'</font>'.
&mt('Invalid home server specified'));	&mt('Invalid home server specified'));
$r->print("</body>\n</html>\n");	$r->print(&Apache::loncommon::end_page());
return;	return;
}	}
}	}
# Determine authentication mechanism	# Determine authentication mechanism
my $amode = '';	my $amode = '';
my $genpwd = '';	my $genpwd = '';
if ($ENV{'form.login'} eq 'krb') {	if ($env{'form.login'} eq 'krb') {
$amode='krb';	$amode='krb';
$amode.=$ENV{'form.krbver'};	$amode.=$env{'form.krbver'};
$genpwd=$ENV{'form.krbarg'};	$genpwd=$env{'form.krbarg'};
} elsif ($ENV{'form.login'} eq 'int') {	} elsif ($env{'form.login'} eq 'int') {
$amode='internal';	$amode='internal';
if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) {	if ((defined($env{'form.intarg'})) && ($env{'form.intarg'})) {
$genpwd=$ENV{'form.intarg'};	$genpwd=$env{'form.intarg'};
}	}
} elsif ($ENV{'form.login'} eq 'loc') {	} elsif ($env{'form.login'} eq 'loc') {
$amode='localauth';	$amode='localauth';
if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {	if ((defined($env{'form.locarg'})) && ($env{'form.locarg'})) {
$genpwd=$ENV{'form.locarg'};	$genpwd=$env{'form.locarg'};
}	}
}	}
if ($amode =~ /^krb/) {	if ($amode =~ /^krb/) {
Line 1805 sub upfile_drop_add {	Line 2198 sub upfile_drop_add {
my $count=0;	my $count=0;
my $flushc=0;	my $flushc=0;
my %student=();	my %student=();
	# Get information about course groups
	my %curr_groups = &Apache::longroup::coursegroups();
# Get new classlist	# Get new classlist
foreach (@studentdata) {	foreach (@studentdata) {
my %entries=&Apache::loncommon::record_sep($_);	my %entries=&Apache::loncommon::record_sep($_);
Line 1845 sub upfile_drop_add {	Line 2240 sub upfile_drop_add {
}	}
# remove non alphanumeric values from section	# remove non alphanumeric values from section
$sec =~ s/\W//g;	$sec =~ s/\W//g;
	if ($sec eq "none" \|\| $sec eq 'all') {
	$r->print('<br />'.
	&mt('<b>[_1]</b>: Unable to enroll: section name "[_2]" for user [_3] [_4] [_5] [_6] is a reserved word.',
	$username,$sec,$fname,$mname,$lname,$gen));
	next;
	} elsif (($sec ne '') && (exists($curr_groups{$sec}))) {
	$r->print('<br />'.
	&mt('<b>[_1]</b>: Unable to enroll: section name "[_2]" for user [_3] [_4] [_5] [_6] is a course group. Section names and group names must be distinct.',
	$username,$sec,$fname,$mname,$lname,$gen));
	next;
	}
# determine student id number	# determine student id number
my $id='';	my $id='';
if (defined($fields{'id'})) {	if (defined($fields{'id'})) {
Line 1877 sub upfile_drop_add {	Line 2283 sub upfile_drop_add {
\$lname,\$gen,\$sec) {	\$lname,\$gen,\$sec) {
$$_ =~ s/(\s+$\|^\s+)//g;	$$_ =~ s/(\s+$\|^\s+)//g;
}	}
if ($password \|\| $ENV{'form.login'} eq 'loc') {	if ($password \|\| $env{'form.login'} eq 'loc') {
&modifystudent($domain,$username,$cid,$sec,	&modifystudent($domain,$username,$cid,$sec,
$desiredhost);	$desiredhost);
my $reply=&Apache::lonnet::modifystudent	my $reply=&Apache::lonnet::modifystudent
($domain,$username,$id,$amode,$password,	($domain,$username,$id,$amode,$password,
$fname,$mname,$lname,$gen,$sec,$enddate,	$fname,$mname,$lname,$gen,$sec,$enddate,
$startdate,$ENV{'form.forceid'},$desiredhost,	$startdate,$env{'form.forceid'},$desiredhost,
$email);	$email);
if ($reply ne 'ok') {	if ($reply ne 'ok') {
$reply =~ s/^error://;	$reply =~ s/^error://;
Line 1914 sub upfile_drop_add {	Line 2320 sub upfile_drop_add {
#####################################	#####################################
# Drop students #	# Drop students #
#####################################	#####################################
if ($ENV{'form.fullup'} eq 'yes') {	if ($env{'form.fullup'} eq 'yes') {
$r->print('<h3>'.&mt('Dropping Students')."</h3>\n");	$r->print('<h3>'.&mt('Dropping Students')."</h3>\n");
# Get current classlist	# Get current classlist
my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();	my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist();
Line 1942 sub upfile_drop_add {	Line 2348 sub upfile_drop_add {
sub drop_student_list {	sub drop_student_list {
my $r=shift;	my $r=shift;
my $count=0;	my $count=0;
my @droplist;	my @droplist = &Apache::loncommon::get_env_multiple('form.droplist');
if (ref($ENV{'form.droplist'})) {
@droplist = @{$ENV{'form.droplist'}};
} else {
@droplist = ($ENV{'form.droplist'});
}
foreach (@droplist) {	foreach (@droplist) {
my ($uname,$udom)=split(/\:/,$_);	my ($uname,$udom)=split(/\:/,$_);
# drop student	# drop student
my $result = &modifystudent($udom,$uname,$ENV{'request.course.id'});	my $result = &modifystudent($udom,$uname,$env{'request.course.id'});
if ($result eq 'ok' \|\| $result eq 'ok:') {	if ($result eq 'ok' \|\| $result eq 'ok:') {
$r->print(&mt('Dropped [_1]',$uname.'@'.$udom).'<br>');	$r->print(&mt('Dropped [_1]',$uname.'@'.$udom).'<br>');
$count++;	$count++;
Line 1965 sub drop_student_list {	Line 2366 sub drop_student_list {
$r->print('<p>'.&mt('Re-enrollment will re-activate data.')) if ($count);	$r->print('<p>'.&mt('Re-enrollment will re-activate data.')) if ($count);
}	}

	sub section_check_js {
	my $groupslist;
	my %curr_groups = &Apache::longroup::coursegroups();
	if (%curr_groups) {
	$groupslist = join('","',sort(keys(%curr_groups)));
	}
	return <<"END";
	function validate(caller) {
	var groups = new Array("$groupslist");
	var secname = caller.value;
	if ((secname == 'all') \|\| (secname == 'none')) {
	alert("'"+secname+"' may not be used as the name for a section, as it is a reserved word.\\nPlease choose a different section name.");
	return 'error';
	}
	if (secname != '') {
	for (var k=0; k<groups.length; k++) {
	if (secname == groups[k]) {
	alert("'"+secname+"' may not be used as the name for a section, as it is the name of a course group.\\nSection names and group names must be distinct. Please choose a different section name.");
	return 'error';
	}
	}
	}
	return 'ok';
	}
	END
	}

###################################################################	###################################################################
###################################################################	###################################################################

Line 2008 sub handler {	Line 2436 sub handler {
}	}
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['action','state']);	['action','state']);

	&Apache::lonhtmlcommon::clear_breadcrumbs();
	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>"/adm/dropadd",
	text=>"Enrollment Manager",
	faq=>9,bug=>'Instructor Interface',});
# Needs to be in a course	# Needs to be in a course
if (! (($ENV{'request.course.fn'}) &&	if (! ($env{'request.course.fn'})) {
(&Apache::lonnet::allowed('cst',$ENV{'request.course.id'})))) {	# Not in a course
# Not in a course, or not allowed to modify parms	$env{'user.error.msg'}=
$ENV{'user.error.msg'}=	"/adm/dropadd:cst:0:0:Cannot manage or view course groups, ".
"/adm/dropadd:cst:0:0:Cannot drop or add students";	"or drop or add students";
return HTTP_NOT_ACCEPTABLE;	return HTTP_NOT_ACCEPTABLE;
}	}
#	#
	my $view_permission =
	&Apache::lonnet::allowed('vcl',$env{'request.course.id'});
	my $enrl_permission =
	&Apache::lonnet::allowed('cst',$env{'request.course.id'});

	my $grp_view_permission =
	&Apache::lonnet::allowed('vcg',$env{'request.course.id'});
	my $grp_manage_permission =
	&Apache::lonnet::allowed('mdg',$env{'request.course.id'});


	if (! $grp_view_permission && ! $grp_manage_permission &&
	! $view_permission && ! $enrl_permission) {
	$env{'user.error.msg'}=
	"/adm/coursegroups:cst:0:0:Cannot manage or view course groups, ".
	"or drop or add students";
	return HTTP_NOT_ACCEPTABLE;
	}

	#
# Only output the header information if they did not request csv format	# Only output the header information if they did not request csv format
#	#
if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {	# Start page
$r->content_type('text/csv');	&Apache::loncommon::content_type($r,'text/html');
} else {	$r->send_http_header;
# Start page	$r->print(&header());
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
$r->print(&header());
}
#	#
# Main switch on form.action and form.state, as appropriate	# Main switch on form.action and form.state, as appropriate
if (! exists($ENV{'form.action'})) {	if (! exists($env{'form.action'})) {
&print_main_menu($r);	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Enrollment Manager'));
} elsif ($ENV{'form.action'} eq 'upload') {	&print_main_menu($r,$enrl_permission,$view_permission,$grp_manage_permission,
if (! exists($ENV{'form.state'})) {	$grp_view_permission);
	} elsif ($env{'form.action'} eq 'upload' && $enrl_permission) {
	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>'/adm/dropadd?action=upload&state=',
	text=>"Upload Classlist"});
	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Upload Classlist',
	'Course_Create_Class_List'));
	if (! exists($env{'form.state'})) {
&print_first_courselist_upload_form($r);	&print_first_courselist_upload_form($r);
} elsif ($ENV{'form.state'} eq 'got_file') {	} elsif ($env{'form.state'} eq 'got_file') {
&print_upload_manager_form($r);	&print_upload_manager_form($r);
} elsif ($ENV{'form.state'} eq 'enrolling') {	} elsif ($env{'form.state'} eq 'enrolling') {
if ($ENV{'form.datatoken'}) {	if ($env{'form.datatoken'}) {
&upfile_drop_add($r);	&upfile_drop_add($r);
} else {	} else {
# Hmmm, this is an error	# Hmmm, this is an error
Line 2045 sub handler {	Line 2502 sub handler {
} else {	} else {
&print_first_courselist_upload_form($r);	&print_first_courselist_upload_form($r);
}	}
} elsif ($ENV{'form.action'} eq 'drop') {	} elsif ($env{'form.action'} eq 'drop' && $enrl_permission) {
if (! exists($ENV{'form.state'})) {	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>'/adm/dropadd?action=drop',
	text=>"Drop Students"});
	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Drop Students',
	'Course_Drop_Student'));
	if (! exists($env{'form.state'})) {
&print_drop_menu($r);	&print_drop_menu($r);
} elsif ($ENV{'form.state'} eq 'done') {	} elsif ($env{'form.state'} eq 'done') {
&drop_student_list($r);	&drop_student_list($r);
} else {	} else {
&print_drop_menu($r);	&print_drop_menu($r);
}	}
} elsif ($ENV{'form.action'} eq 'enrollstudent') {	} elsif ($env{'form.action'} eq 'enrollstudent' && $enrl_permission) {
if (! exists($ENV{'form.state'})) {	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>'/adm/dropadd?action=enrollstudent',
	text=>"Enroll Student"});
	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Enroll Student',
	'Course_Add_Student'));
	if (! exists($env{'form.state'})) {
&get_student_username_domain_form($r);	&get_student_username_domain_form($r);
} elsif ($ENV{'form.state'} eq 'gotusername') {	} elsif ($env{'form.state'} eq 'gotusername') {
&print_enroll_single_student_form($r);	&print_enroll_single_student_form($r);
} elsif ($ENV{'form.state'} eq 'enrolling') {	} elsif ($env{'form.state'} eq 'enrolling') {
&enroll_single_student($r);	&enroll_single_student($r);
} else {	} else {
&get_student_username_domain_form($r);	&get_student_username_domain_form($r);
}	}
} elsif ($ENV{'form.action'} eq 'classlist') {	} elsif ($env{'form.action'} eq 'classlist' && $view_permission) {
if (! exists($ENV{'form.state'})) {	&Apache::lonhtmlcommon::add_breadcrumb
&print_html_classlist($r);	({href=>'/adm/dropadd?action=classlist',
} elsif ($ENV{'form.state'} eq 'csv') {	text=>"View Classlist"});
&print_formatted_classlist($r,'csv');	$r->print(&Apache::lonhtmlcommon::breadcrumbs('View Classlist',
} elsif ($ENV{'form.state'} eq 'excel') {	'Course_View_Class_List'));
&print_formatted_classlist($r,'excel');	if (! exists($env{'form.state'})) {
	&print_html_classlist($r,undef);
	} elsif ($env{'form.state'} eq 'csv') {
	&print_html_classlist($r,'csv');
	} elsif ($env{'form.state'} eq 'excel') {
	&print_html_classlist($r,'excel');
} else {	} else {
&print_html_classlist($r);	&print_html_classlist($r,undef);
}	}
} elsif ($ENV{'form.action'} eq 'modifystudent') {	} elsif ($env{'form.action'} eq 'modifystudent' && $enrl_permission) {
if (! exists($ENV{'form.state'})) {	&Apache::lonhtmlcommon::add_breadcrumb
	({href=>'/adm/dropadd?action=modifystudent',
	text=>"Modify Student Data"});
	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Modify Student Data',
	'Course_Modify_Student_Data'));
	if (! exists($env{'form.state'})) {
&print_html_classlist($r);	&print_html_classlist($r);
} elsif ($ENV{'form.state'} eq 'selected') {	} elsif ($env{'form.state'} eq 'selected') {
&print_modify_student_form($r);	&print_modify_student_form($r);
} elsif ($ENV{'form.state'} eq 'done') {	} elsif ($env{'form.state'} eq 'done') {
&modify_single_student($r);	&modify_single_student($r);
} else {	} else {
&print_html_classlist($r);	&print_html_classlist($r);
Line 2086 sub handler {	Line 2563 sub handler {
} else {	} else {
# We should not end up here, but I guess it is possible	# We should not end up here, but I guess it is possible
&Apache::lonnet::logthis("Undetermined state in londropadd.pm. ".	&Apache::lonnet::logthis("Undetermined state in londropadd.pm. ".
"form.action = ".$ENV{'form.action'}.	"form.action = ".$env{'form.action'}.
"Someone should fix this.");	"Someone should fix this.");
&print_main_menu($r);	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Enrollment Manager'));
	&print_main_menu($r,$enrl_permission,$view_permission);
}	}
#	#
# Finish up	# Finish up
if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {	$r->print('</form>'.&Apache::loncommon::end_page());
$r->print("\n");
} else {
$r->print('</form></body></html>');
}
return OK;	return OK;
}	}

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.98
changed lines
	Added in v.1.143