--- loncom/interface/Attic/londropadd.pm 2002/05/09 15:56:02 1.42 +++ loncom/interface/Attic/londropadd.pm 2003/06/20 18:34:52 1.67 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Handler to drop and add students in courses # -# $Id: londropadd.pm,v 1.42 2002/05/09 15:56:02 matthew Exp $ +# $Id: londropadd.pm,v 1.67 2003/06/20 18:34:52 matthew Exp $ # # Copyright Michigan State University Board of Trustees # @@ -31,49 +31,36 @@ # # (TeX Content Handler # -# YEAR=2000 -# 05/29/00,05/30,10/11 Gerd Kortemeyer) -# -# 10/11,10/12,10/16 Gerd Kortemeyer) -# -# 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28, -# 12/08,12/12 Gerd Kortemeyer) -# -# 12/26,12/27,12/28, -# YEAR=2001 -# 01/01/01,01/15,02/10,02/13,02/14,02/22 Gerd Kortemeyer -# 8/6 Scott Harrison -# Guy Albertelli -# 9/25 Gerd Kortemeyer -# 12/19 Guy Albertelli -# YEAR=2002 -# 1/4 Gerd Kortemeyer +############################################################### +############################################################### package Apache::londropadd; use strict; use Apache::lonnet(); use Apache::loncommon(); +use Apache::lonhtmlcommon(); use Apache::Constants qw(:common :http REDIRECT); +use Spreadsheet::WriteExcel; -# ================================================================ Print header - +############################################################### +############################################################### sub header { + my $bodytag=&Apache::loncommon::bodytag('Enrollment Manager'); return(<<ENDHEAD); <html> <head> <title>LON-CAPA Enrollment Manager</title> </head> -<body bgcolor="#FFFFFF"> -<img align=right src=/adm/lonIcons/lonlogos.gif> -<h1>$ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h1> -<h2>Enrollment Manager</h2> +$bodytag <form method="post" enctype="multipart/form-data" action="/adm/dropadd" name="studentform"> ENDHEAD } -# =========== Drop student from all sections of a course, except optional $csec +############################################################### +############################################################### +# Drop student from all sections of a course, except optional $csec sub modifystudent { my ($udom,$unam,$courseid,$csec,$desiredhost)=@_; # if $csec is undefined, drop the student from all the courses matching @@ -95,6 +82,7 @@ sub modifystudent { if ( ((!$section) && (!$csec)) || ($section ne $csec) ) { my (undef,$end,$start)=split(/\_/,$roles{$course}); my $now=time; + # if this is an active role if (!($start && ($now<$start)) || !($end && ($now>$end))) { my $reply=&Apache::lonnet::modifystudent ($udom,$unam,'','','','','','','', @@ -105,14 +93,16 @@ sub modifystudent { } } if ($result eq '') { - $result eq 'Unable to find section for this student'; + $result = 'Unable to find section for this student'; } else { $result =~ s/(ok:)+/ok/g; } return $result; } -# ============ build a domain and server selection form +############################################################### +############################################################### +# build a domain and server selection form sub domain_form { my ($defdom) = @_; # Set up domain and server selection forms @@ -129,7 +119,7 @@ sub domain_form { $select_menus{$dom}->{'default'}= 'default'; $select_menus{$dom}->{'select2'}->{'default'} = 'default'; # Now build up the other items in the second menu - my %servers = &Apache::loncommon::get_home_servers($dom); + my %servers = &Apache::loncommon::get_library_servers($dom); foreach my $server (keys(%servers)) { $select_menus{$dom}->{'select2'}->{$server} = "$server $servers{$server}"; @@ -141,36 +131,55 @@ sub domain_form { return $result; } -# ============================================================== Menu Phase One -sub menu_phase_one { +############################################################### +############################################################### +# Menu Phase One +sub print_main_menu { my $r=shift; - my $upfile_select=&Apache::loncommon::upfile_select_html(); - $r->print(<<ENDUPFORM); -<input type=hidden name=phase value=two> -<hr> -<h3>Upload a courselist</h3> -$upfile_select -<p><input type=submit name="fileupload" value="Upload Courselist"> -<hr /> -<h3>Enroll a single student</h3> -<p><input type=submit name="enroll" value="Enroll Student"></p> -<hr /> -<h3>Classlist</h3> -<p><input type=submit name="view" value="View Class List"> -<input type=submit name="viewcsv" value="Comma Separated Class List"></p> -<hr /> -<h3>Drop students</h3> -<p><input type=submit name="drop" value="Selection List"></p> -ENDUPFORM + $r->print(<<END); +<p> +<font size="+1"> + <a href="/adm/dropadd?action=upload">Upload a course list</a> +</font> +</p><p> +<font size="+1"> + <a href="/adm/dropadd?action=enrollstudent">Enroll a single student</a> +</font> +</p><p> +<font size="+1"> + <a href="/adm/dropadd?action=modifystudent">Modify student data</a> +</font> +</p><p> +<font size="+1"> + <a href="/adm/dropadd?action=classlist">View Classlist</a> +</font> +</p><p> +<font size="+1"> + <a href="/adm/dropadd?action=drop">Drop Students</a> +</font> +</p> +END } -sub phase_two_header { +############################################################### +############################################################### +sub print_upload_manager_header { my ($r,$datatoken,$distotal,$krbdefdom)=@_; my $javascript; + if (! exists($ENV{'form.upfile_associate'})) { + $ENV{'form.upfile_associate'} = 'forward'; + } + if ($ENV{'form.associate'} eq 'Reverse Association') { + if ( $ENV{'form.upfile_associate'} ne 'reverse' ) { + $ENV{'form.upfile_associate'} = 'reverse'; + } else { + $ENV{'form.upfile_associate'} = 'forward'; + } + } if ($ENV{'form.upfile_associate'} eq 'reverse') { - $javascript=&phase_two_javascript_reverse_associate(); + $javascript=&upload_manager_javascript_reverse_associate(); } else { - $javascript=&phase_two_javascript_forward_associate(); + $javascript=&upload_manager_javascript_forward_associate(); } my $javascript_validations=&javascript_validations($krbdefdom); $r->print(<<ENDPICK); @@ -181,8 +190,9 @@ Total number of records found in file: $ 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.<hr /> <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" /> +<input type="hidden" name="action" value="upload" /> +<input type="hidden" name="state" value="got_file" /> <input type="hidden" name="associate" value="" /> -<input type="hidden" name="phase" value="three" /> <input type="hidden" name="datatoken" value="$datatoken" /> <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" /> <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" /> @@ -196,11 +206,14 @@ $javascript_validations ENDPICK } +############################################################### +############################################################### sub javascript_validations { my ($krbdefdom)=@_; my %param = ( formname => 'studentform', kerb_def_dom => $krbdefdom ); my $authheader = &Apache::loncommon::authform_header(%param); + my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition(); return (<<ENDPICK); function verify_message (vf,founduname,foundpwd,foundname,foundid,foundsec) { var foundatype=0; @@ -209,6 +222,7 @@ function verify_message (vf,founduname,f alert('You need to specify the username field'); return; } + // alert('current.radiovalue = '+current.radiovalue); if (current.radiovalue == null || current.radiovalue == 'nochange') { // They did not check any of the login radiobuttons. alert('You must choose an authentication type'); @@ -256,10 +270,12 @@ function verify_message (vf,founduname,f message+='Continue enrollment?'; if (confirm(message)) { pclose(); + vf.state.value='enrolling'; vf.submit(); } } else { pclose(); + vf.state.value='enrolling'; vf.submit(); } } @@ -271,14 +287,7 @@ function verify_message (vf,founduname,f parmwin.close(); } - function pjump(type,dis,value,marker,ret,call) { - parmwin=window.open("/adm/rat/parameter.html?type="+escape(type) - +"&value="+escape(value)+"&marker="+escape(marker) - +"&return="+escape(ret) - +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms", - "height=350,width=350,scrollbars=no,menubar=no"); - - } + $pjump_def function dateset() { if (document.studentform.pres_marker.value=='end') { @@ -297,7 +306,9 @@ ENDPICK } -sub phase_two_javascript_forward_associate { +############################################################### +############################################################### +sub upload_manager_javascript_forward_associate { return(<<ENDPICK); function verify(vf) { var founduname=0; @@ -317,19 +328,34 @@ function verify(vf) { verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec); } +// +// vf = this.form +// tf = column number +// +// values of nw +// +// 0 = none +// 1 = username +// 2 = names (lastname, firstnames) +// 3 = fname (firstname) +// 4 = mname (middlename) +// 5 = lname (lastname) +// 6 = gen (generation) +// 7 = id +// 8 = section +// 9 = ipwd (password) +// function flip(vf,tf) { var nw=eval('vf.f'+tf+'.selectedIndex'); var i; + // make sure no other columns are labeled the same as this one for (i=0;i<=vf.nfields.value;i++) { if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) { eval('vf.f'+i+'.selectedIndex=0;') } } - if (tf==1 && nw!=0) { - for (i=2;i<=5;i++) { - eval('vf.f'+i+'.selectedIndex=0;') - } - } + // If we set this to 'lastname, firstnames', clear out all the ones + // set to 'fname','mname','lname','gen' (3,4,5,6) currently. if (nw==2) { for (i=0;i<=vf.nfields.value;i++) { if ((eval('vf.f'+i+'.selectedIndex')>=3) && @@ -338,6 +364,8 @@ function flip(vf,tf) { } } } + // If we set this to one of 'fname','mname','lname','gen' (3,4,5,6), + // clear out any that are set to 'lastname, firstnames' (2) if ((nw>=3) && (nw<=6)) { for (i=0;i<=vf.nfields.value;i++) { if (eval('vf.f'+i+'.selectedIndex')==2) { @@ -345,6 +373,8 @@ function flip(vf,tf) { } } } + // If we set the password, make the password form below correspond to + // the new value. if (nw==9) { changed_radio('int',document.studentform); set_auth_radio_buttons('int',document.studentform); @@ -366,7 +396,9 @@ function clearpwd(vf) { ENDPICK } -sub phase_two_javascript_reverse_associate { +############################################################### +############################################################### +sub upload_manager_javascript_reverse_associate { return(<<ENDPICK); function verify(vf) { var founduname=0; @@ -419,9 +451,17 @@ function clearpwd(vf) { ENDPICK } -sub phase_two_end { +############################################################### +############################################################### +sub print_upload_manager_footer { my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_; - my %param = ( formname => 'document.studentform'); + + my ($krbdef,$krbdefdom) = + &Apache::loncommon::get_kerberos_defaults($defdom); + my %param = ( formname => 'document.studentform', + kerb_def_dom => $krbdefdom, + kerb_def_auth => $krbdef + ); my $krbform = &Apache::loncommon::authform_kerberos(%param); my $intform = &Apache::loncommon::authform_internal(%param); my $locform = &Apache::loncommon::authform_local(%param); @@ -464,12 +504,12 @@ LON-CAPA domain: $domform <p> Disable ID/Student Number Safeguard and Force Change of Conflicting IDs (only do if you know what you are doing)<p> <input type="button" onClick="javascript:verify(this.form)" value="Update Courselist" /><br /> -Note: for large courses, this operation might be time consuming. +Note: for large courses, this operation may be time consuming. ENDPICK } # ======================================================= Menu Phase Two Upload -sub menu_phase_two_upload { +sub print_upload_manager_form { my $r=shift; my $datatoken; @@ -482,20 +522,23 @@ sub menu_phase_two_upload { my @records=&Apache::loncommon::upfile_record_sep(); my $total=$#records; my $distotal=$total+1; - $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; - my $krbdefdom=$1; - $krbdefdom=~tr/a-z/A-Z/; my $today=time; my $halfyear=$today+15552000; my $defdom=$r->dir_config('lonDefDomain'); - &phase_two_header($r,$datatoken,$distotal,$krbdefdom); + my ($krbdef,$krbdefdom) = + &Apache::loncommon::get_kerberos_defaults($defdom); + &print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom); my $i; my $keyfields; if ($total>=0) { - my @d=(['username','Username'],['names','Last Name, First Names'], - ['fname','First Name'],['mname','Middle Names/Initials'], - ['lname','Last Name'],['gen','Generation'], - ['id','ID/Student Number'],['sec','Group/Section'], + my @d=(['username','Username'], + ['names','Last Name, First Names'], + ['fname','First Name'], + ['mname','Middle Names/Initials'], + ['lname','Last Name'], + ['gen','Generation'], + ['id','ID/Student Number'], + ['sec','Group/Section'], ['ipwd','Initial Password']); if ($ENV{'form.upfile_associate'} eq 'reverse') { &Apache::loncommon::csv_print_samples($r,\@records); @@ -509,14 +552,14 @@ sub menu_phase_two_upload { $keyfields=join(',',sort(keys(%sone))); } } - &phase_two_end($r,$i,$keyfields,$defdom,$today,$halfyear); + &print_upload_manager_footer($r,$i,$keyfields,$defdom,$today,$halfyear); } # ======================================================= Enroll single student sub enroll_single_student { my $r=shift; $r->print('<h3>Enrolling Student</h3>'); - $r->print('<p>Enrolling '.$ENV{'form.cuname'}." in domain ". + $r->print('<p>Enrolling '.$ENV{'form.cuname'}." \@ ". $ENV{'form.lcdomain'}.'</p>'); if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&& ($ENV{'form.lcdomain'})&&($ENV{'form.lcdomain'}!~/\W/)) { @@ -526,7 +569,7 @@ sub enroll_single_student { if (lc($desiredhost) eq 'default') { $desiredhost = undef; } else { - my %home_servers = &Apache::loncommon::get_home_servers($domain); + my %home_servers =&Apache::loncommon::get_library_servers($domain); if (! exists($home_servers{$desiredhost})) { $r->print('<font color="#ff0000">Error:</font>'. 'Invalid home server specified'); @@ -538,7 +581,8 @@ sub enroll_single_student { my $amode=''; my $genpwd=''; if ($ENV{'form.login'} eq 'krb') { - $amode='krb4'; + $amode='krb'; + $amode.=$ENV{'form.krbver'}; $genpwd=$ENV{'form.krbarg'}; } elsif ($ENV{'form.login'} eq 'int') { $amode='internal'; @@ -551,17 +595,31 @@ sub enroll_single_student { my $home = &Apache::lonnet::homeserver($ENV{'form.cuname'}, $ENV{'form.lcdomain'}); if ((($amode) && ($genpwd)) || ($home ne 'no_host')) { + # Clean out any old roles the student has in this class. &modifystudent($ENV{'form.lcdomain'},$ENV{'form.cuname'}, $ENV{'request.course.id'},$ENV{'form.csec'}, $desiredhost); - $r->print(&Apache::lonnet::modifystudent( - $ENV{'form.lcdomain'},$ENV{'form.cuname'}, - $ENV{'form.cstid'},$amode,$genpwd, - $ENV{'form.cfirst'},$ENV{'form.cmiddle'}, - $ENV{'form.clast'},$ENV{'form.cgen'}, - $ENV{'form.csec'},$ENV{'form.enddate'}, - $ENV{'form.startdate'},$ENV{'form.forceid'}, - $desiredhost)); + my $startdate = + &Apache::lonhtmlcommon::get_date_from_form('startdate'); + my $enddate = + &Apache::lonhtmlcommon::get_date_from_form('enddate'); + &Apache::lonnet::logthis('startdate = '.$startdate); + &Apache::lonnet::logthis('enddate = '.$enddate); + my $login_result = &Apache::lonnet::modifystudent + ($ENV{'form.lcdomain'},$ENV{'form.cuname'}, + $ENV{'form.cstid'},$amode,$genpwd, + $ENV{'form.cfirst'},$ENV{'form.cmiddle'}, + $ENV{'form.clast'},$ENV{'form.cgen'}, + $ENV{'form.csec'},$enddate, + $startdate,$ENV{'form.forceid'}, + $desiredhost); + if ($login_result =~ /^ok/) { + $r->print($login_result); + $r->print("<p> If active, the new role will be available ". + "when the student next logs in to LON-CAPA.</p>"); + } else { + $r->print("unable to enroll: ".$login_result); + } } else { $r->print('<p><font color="#ff0000">ERROR</font> '. 'Invalid login mode or password. '. @@ -573,24 +631,48 @@ sub enroll_single_student { } # ======================================================= Menu Phase Two Enroll -sub menu_phase_two_enroll { +sub print_enroll_single_student_form { my $r=shift; $r->print("<h3>Enroll One Student</h3>"); - my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/; - $krbdefdom=~tr/a-z/A-Z/; my $today = time; my $halfyear = $today+15552000; my $defdom=$r->dir_config('lonDefDomain'); - my $javascript_validations=&javascript_validations($krbdefdom); # Set up authentication forms - my %param = ( formname => 'document.studentform'); + my ($krbdef,$krbdefdom) = + &Apache::loncommon::get_kerberos_defaults($defdom); + my $javascript_validations=&javascript_validations($krbdefdom); + my %param = ( formname => 'document.studentform', + kerb_def_dom => $krbdefdom, + kerb_def_auth => $krbdef + ); my $krbform = &Apache::loncommon::authform_kerberos(%param); my $intform = &Apache::loncommon::authform_internal(%param); my $locform = &Apache::loncommon::authform_local(%param); # Set up domain selection form my $domform = &domain_form($defdom); + my $starttime = 'now'; + if (exists($ENV{'course.'.$ENV{'request.course.id'}. + '.default_enrollment_start_date'})) { + $starttime = $ENV{'course.'.$ENV{'request.course.id'}. + '.default_enrollment_start_date'}; + } + my $endtime = time+(6*30*24*60*60); # 6 months from now, approx + if (exists($ENV{'course.'.$ENV{'request.course.id'}. + '.default_enrollment_end_date'})) { + $endtime = $ENV{'course.'.$ENV{'request.course.id'}. + '.default_enrollment_end_date'}; + } + my $startdateform = &Apache::lonhtmlcommon::date_setter('studentform', + 'startdate', + $starttime); + my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform', + 'enddate', + $endtime); # Print it all out - $r->print(<<ENDSENROLL); + $r->print(<<END); +<input type="hidden" name="action" value="enrollstudent"> +<input type="hidden" name="state" value="done"> + <script type="text/javascript" language="Javascript"> function verify(vf) { var founduname=0; @@ -628,14 +710,12 @@ function clearpwd(vf) { </script> <h3>Personal Data</h3> -First Name: <input type="text" name="cfirst" size="15"><br> -Middle Name: <input type="text" name="cmiddle" size="15"><br> -Last Name: <input type="text" name="clast" size="15"><br> -Generation: <input type="text" name="cgen" size="5"> - -<p>ID/Student Number: <input type="text" name="cstid" size="10"></p> - -<p>Group/Section: <input type=text name=csec size=5></p> +<table> +<tr><td>First Name:</td><td> <input type="text" name="cfirst" size="15"></td></tr> +<tr><td>Middle Name:</td><td> <input type="text" name="cmiddle" size="15"></td></tr> +<tr><td>Last Name: </td><td><input type="text" name="clast" size="15"></td></tr> +<tr><td>Generation: </td><td><input type="text" name="cgen" size="5"> </td></tr> +</table> <h3>Login Data</h3> <p>Username: <input type="text" name="cuname" size="15"></p> @@ -648,229 +728,638 @@ $intform </p><p> $locform </p><p> -<h3>Starting and Ending Dates</h3> -<input type="hidden" value='' name="pres_value"> -<input type="hidden" value='' name="pres_type"> -<input type="hidden" value='' name="pres_marker"> -<input type="hidden" value='$today' name=startdate> -<input type="hidden" value='$halfyear' name=enddate> -</p><p> -<a - href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');" ->Set Starting Date</a> -</p><p> -<a - href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');" ->Set Ending Date</a> + +<h3>Course Data</h3> + +<p>Group/Section: <input type="text" name="csec" size="5" /> +<p> +<!-- Date setting form elements --> +<input type="hidden" name="pres_value" value='' /> +<input type="hidden" name="pres_type" value='' /> +<input type="hidden" name="pres_marker" value='' /> +<input type="hidden" name="startdate" value='$today' /> +<input type="hidden" name="enddate" value='$halfyear' /> </p><p> +<table> +<tr><td align="right" ><b>Starting Date</b></td><td>$startdateform</td></tr> +<tr><td align="right" ><b>Ending Date</b></td><td>$enddateform</td></tr> +</table> +</p> <h3>ID/Student Number</h3> +<p> +ID/Student Number: <input type="text" name="cstid" size="10"> +</p><p> <input type="checkbox" name="forceid" value="yes"> Disable ID/Student Number Safeguard and Force Change of Conflicting IDs -(only do if you know what you are doing)<p> -<input type="button" onClick="verify(this.form)" value="Enroll as student"><br> -<input type="hidden" name="phase" value="five"> +(only do if you know what you are doing) +</p><p> +<input type="button" onClick="verify(this.form)" value="Enroll as student"> </p> -ENDSENROLL -} - -# =================================================== get the current classlist -sub get_current_classlist { - my ($domain,$identifier) = @_; - # domain is the domain the class is being run in - # identifier is the internal, unique identifier for the class. - my %currentlist=(); - my $now=time; - my %results=&Apache::lonnet::dump('classlist',$domain,$identifier); - my ($tmp) = keys(%results); - if ($tmp !~ /^(con_lost|error|no_such_host)/i) { - foreach my $student (keys(%results)) { - # Extract the start and end dates - my ($end,$start)=split(/\:/,$results{$student}); - # If the class isn't over, put it in the list - unless (($end) && ($now>$end)) { - $currentlist{$student}=1; - } - } - return (undef,%currentlist); - } else { - $tmp =~ s/^error://; - return ($tmp,undef); - } +END + return; } # ========================================================= Menu Phase Two Drop -sub menu_phase_two_drop { +sub print_drop_menu { my $r=shift; $r->print("<h3>Drop Students</h3>"); my $cid=$ENV{'request.course.id'}; - my ($error,%currentlist)=&get_current_classlist - ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'}); - if (defined($error)) { - if ($error =~ /^No such file or directory/) { - $r->print("There are no students currently enrolled.\n"); - } else { - $r->print("<pre>ERROR:$error</pre>"); - } - } elsif (!defined(%currentlist)) { + my ($classlist,$keylist) = &Apache::loncoursedata::get_classlist(); + if (! defined($classlist)) { $r->print("There are no students currently enrolled.\n"); - } else { - # Print out the available choices - &show_drop_list($r,%currentlist); + return; } + # Print out the available choices + &show_drop_list($r,$classlist,$keylist); + return; } # ============================================== view classlist -sub menu_phase_two_view { +sub print_html_classlist { my $r=shift; - $r->print("<h3>Current Classlist</h3>"); + if (! exists($ENV{'form.sortby'})) { + $ENV{'form.sortby'} = 'username'; + } + if ($ENV{'form.Status'} !~ /^(Any|Expired|Active)$/) { + $ENV{'form.Status'} = 'Active'; + } + my $status_select = &Apache::lonhtmlcommon::StatusOptions + ($ENV{'form.Status'},'studentform'); + $r->print(<<END); +<input type="hidden" name="action" value="$ENV{'form.action'}" /> +<input type="hidden" name="state" value="" /> +<p> +<font size="+1">Current Classlist</font> + +END + if ($ENV{'form.action'} ne 'modifystudent') { + $r->print(<<END); +<font size="+1"> +<a href="javascript:document.studentform.state.value='csv';document.studentform.submit();">CSV format</a> + +<a href="javascript:document.studentform.state.value='excel';document.studentform.submit();">Excel format</a> +</font> + +Student Status: +END + } + $r->print($status_select."</p>\n"); my $cid=$ENV{'request.course.id'}; - my ($error,%currentlist)=&get_current_classlist - ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'}); - if (defined($error)) { - if ($error =~ /^No such file or directory/) { - $r->print("There are no students currently enrolled.\n"); - } else { - $r->print("<pre>ERROR:$error</pre>"); - } - } elsif (!defined(%currentlist)) { + my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist(); + if (! defined($classlist)) { $r->print("There are no students currently enrolled.\n"); } else { # Print out the available choices - &show_class_list($r,'view',%currentlist); + if ($ENV{'form.action'} eq 'modifystudent') { + &show_class_list($r,'view','modify','modifystudent', + $ENV{'form.Status'},$classlist,$keylist); + } else { + &show_class_list($r,'view','aboutme','classlist', + $ENV{'form.Status'},$classlist,$keylist); + } } } # ============================================== view classlist -sub menu_phase_two_viewcsv { +sub print_formatted_classlist { my $r=shift; + my $mode = shift; my $cid=$ENV{'request.course.id'}; - my ($error,%currentlist)=&get_current_classlist - ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'}); - if (defined($error)) { - if ($error =~ /^No such file or directory/) { - $r->print("There are no students currently enrolled.\n"); - } else { - $r->print("<pre>ERROR:$error</pre>"); - } - } elsif (!defined(%currentlist)) { + my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist(); + if (! defined($classlist)) { $r->print("There are no students currently enrolled.\n"); } else { - &show_class_list($r,'csv',%currentlist); + &show_class_list($r,$mode,'nolink','csv', + $ENV{'form.Status'},$classlist,$keylist); } } # =================================================== Show student list to drop sub show_class_list { - my ($r,$mode,%currentlist)=@_; + my ($r,$mode,$linkto,$action,$statusmode,$classlist,$keylist)=@_; my $cid=$ENV{'request.course.id'}; + # + # Variables for excel output + my ($excel_workbook, $excel_sheet, $excel_filename,$row); + # + my $sortby = $ENV{'form.sortby'}; + if ($sortby !~ /^(username|domain|section|fullname|id)$/) { + $sortby = 'username'; + } # Print out header if ($mode eq 'view') { + if ($linkto eq 'aboutme') { + $r->print('Select a user name to view the users personal page.'); + } elsif ($linkto eq 'modify') { + $r->print('Select a user name to modify the students information'); + } $r->print(<<END); + +<input type="hidden" name="sortby" value="$sortby" /> +<input type="hidden" name="sname" value="" /> +<input type="hidden" name="sdom" value="" /> <p> <table border=2> -<tr><th>username</th><th>domain</th><th>ID</th> - <th>student name</th><th>generation</th><th>section</th></tr> +<tr><th> + <a href="javascript:document.studentform.sortby.value='username';document.studentform.submit();">username</a> + </th><th> + <a href="javascript:document.studentform.sortby.value='domain';document.studentform.submit();">domain</a> + </th><th> + <a href="javascript:document.studentform.sortby.value='id';document.studentform.submit();">ID</a> + </th><th> + <a href="javascript:document.studentform.sortby.value='fullname';document.studentform.submit();">student name</a> + </th><th> + <a href="javascript:document.studentform.sortby.value='section';document.studentform.submit();">section</a> + </th> +</tr> END } elsif ($mode eq 'csv') { - $r->print(<<END); -username,domain,ID,last name,first name,middle name,generation,section + if($statusmode eq 'Expired') { + $r->print('"Students with expired roles"'); + } + if ($statusmode eq 'Any') { + $r->print('"'.join('","',("username","domain","ID","student name", + "section","status")).'"'."\n"); + } else { + $r->print('"'.join('","',("username","domain","ID","student name", + "section")).'"'."\n"); + } + } elsif ($mode eq 'excel') { + # Create the excel spreadsheet + $excel_filename = '/prtspool/'. + $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. + time.'_'.rand(1000000000).'.xls'; + $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'. + $excel_filename); + $excel_workbook->set_tempdir('/home/httpd/perl/tmp'); + $excel_sheet = $excel_workbook->addworksheet('classlist'); + # + my $description = 'Classlist for '. + $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; + $excel_sheet->write($row++,0,$description); + # + $excel_sheet->write($row++,0,["username","domain","ID", + "student name","section","status"]); + } + # + # Sort the students + my %index; + my $i; + foreach (@$keylist) { + $index{$_} = $i++; + } + my $index = $index{$sortby}; + my $second = $index{'username'}; + my $third = $index{'domain'}; + my @Sorted_Students = sort { + lc($classlist->{$a}->[$index]) cmp lc($classlist->{$b}->[$index]) + || + lc($classlist->{$a}->[$second]) cmp lc($classlist->{$b}->[$second]) + || + lc($classlist->{$a}->[$third]) cmp lc($classlist->{$b}->[$third]) + } (keys(%$classlist)); + foreach my $student (@Sorted_Students) { + my $username = $classlist->{$student}->[$index{'username'}]; + my $domain = $classlist->{$student}->[$index{'domain'}]; + my $section = $classlist->{$student}->[$index{'section'}]; + my $name = $classlist->{$student}->[$index{'fullname'}]; + my $id = $classlist->{$student}->[$index{'id'}]; + my $status = $classlist->{$student}->[$index{'status'}]; + next if (($statusmode ne 'Any') && ($status ne $statusmode)); + if ($mode eq 'view') { + $r->print("<tr>\n <td>\n "); + if ($linkto eq 'nothing') { + $r->print($username); + } elsif ($linkto eq 'aboutme') { + $r->print(&Apache::loncommon::aboutmewrapper($username, + $username, + $domain)); + } elsif ($linkto eq 'modify') { + $r->print('<a href="'. + "javascript:document.studentform.sname.value='". + $username. + "';document.studentform.sdom.value='".$domain. + "';document.studentform.state.value='selected". + "';document.studentform.submit();".'">'. + $username."</a>\n"); + } + $r->print(<<"END"); + </td> + <td>$domain</td> + <td>$id</td> + <td>$name</td> + <td>$section</td> +</tr> END + } elsif ($mode eq 'csv') { + # no need to bother with $linkto + my @line = (); + foreach ($username,$domain,$id,$name,$section) { + push @line,&Apache::loncommon::csv_translate($_); + } + if ($statusmode eq 'Any') { + push @line,&Apache::loncommon::csv_translate($status); + } + my $tmp = $"; + $" = '","'; + $r->print("\"@line\"\n"); + $" = $tmp; + } elsif ($mode eq 'excel') { + $excel_sheet->write($row++,0,[$username,$domain,$id, + $name,$section,$status]); + } } - foreach (sort keys %currentlist) { - my ($sname,$sdom)=split(/\:/,$_); - my %reply=&Apache::lonnet::idrget($sdom,$sname); - my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); - my %info=&Apache::lonnet::get('environment', - ['firstname','middlename', - 'lastname','generation'], - $sdom, $sname); - my ($tmp) = keys(%info); - if ($tmp =~ /^(con_lost|error|no_such_host)/i) { - $r->print( ($mode eq 'view' ? - '<tr><td colspan="6"><font color="red">' :''). - 'Internal error: unable to get environment '. - 'for '.$sname.' in domain '.$sdom. - ( $mode eq 'view' ?'</font></td></tr>' :'')); - } else { - if ($mode eq 'view') { - $r->print(<<"END"); + if ($mode eq 'view') { + $r->print('</table><br>'); + } elsif ($mode eq 'excel') { + $excel_workbook->close(); + $r->print('<p><a href="'.$excel_filename.'">'. + 'Your Excel spreadsheet</a> is ready for download.</p>'."\n"); + } +} + + +# +# print out form for modification of a single students data +# +sub print_modify_student_form { + my $r = shift(); + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['sdom','sname']); + my $sname = $ENV{'form.sname'}; + my $sdom = $ENV{'form.sdom'}; + my $sortby = $ENV{'form.sortby'}; + # determine the students name information + my %info=&Apache::lonnet::get('environment', + ['firstname','middlename', + 'lastname','generation','id'], + $sdom, $sname); + my ($tmp) = keys(%info); + if ($tmp =~ /^(con_lost|error|no_such_host)/i) { + $r->print('<font color="#ff0000" size="+2">Error</font>'. + '<p>'. + 'Unable to retrieve environment data for '.$sname. + 'in domain '.$sdom.'</p><p>'. + 'Please contact your LON-CAPA administrator '. + 'regarding this situation.</p></body></html>'); + return; + } + # determine the students starting and ending times and section + my ($starttime,$endtime,$section) = &get_enrollment_data($sname,$sdom); + # Deal with date forms + my $startdateform = &Apache::lonhtmlcommon::date_setter('studentform', + 'startdate', + $starttime); + my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform', + 'enddate', + $endtime); + # + if (! exists($ENV{'form.Status'}) || + $ENV{'form.Status'} !~ /^(Any|Expired|Active)$/) { + $ENV{'form.Status'} = 'crap'; + } + # Make sure student is enrolled in course + $r->print(<<END); +<p> +<font size="+1"> +Only domain coordinators can change a users password. +</font> +</p> +<input type="hidden" name="slogin" value="$sname" /> +<input type="hidden" name="sdomain" value="$sdom" /> +<input type="hidden" name="action" value="modifystudent" /> +<input type="hidden" name="state" value="done" /> +<input type="hidden" name="sortby" value="$sortby" /> +<input type="hidden" name="Status" value="$ENV{'form.Status'}" /> + +<h2>Modify Enrollment for $info{'firstname'} $info{'middlename'} +$info{'lastname'} $info{'generation'}, $sname\@$sdom</h2> +<p> +<b>Student Name</b> +<table> +<tr><th>First</th><th>Middle</th><th>Last</th><th>Generation</th></tr> +<tr><td> +<input type="text" name="firstname" value="$info{'firstname'}" /></td><td> +<input type="text" name="middlename" value="$info{'middlename'}" /></td><td> +<input type="text" name="lastname" value="$info{'lastname'}" /></td><td> +<input type="text" name="generation" value="$info{'generation'}" /></td></tr> +</table> +</p><p> +<b>Student ID</b>: <input type="text" name="id" value="$info{'id'}" size="12"/> +</p><p> +<input type="checkbox" name="forceid" > +Disable ID/Student Number Safeguard and Force Change of Conflicting IDs +(only do if you know what you are doing) +</p><p> +<b>Section</b>: <input type="text" name="section" value="$section" size="4"/> +</p><p> +<table> +<tr><td align="right"><b>Starting Date:</b></td><td>$startdateform</td></tr> +<tr><td align="right"><b>Ending Date:</b></td><td>$enddateform</td></tr> +</table> +</p> +<input type="submit" value="Submit Modifications" /> +</body></html> +END + return; +} + +# +# modify a single students section +# +sub modify_single_student { + my $r = shift; + # Get the 'sortby' and 'Status' variables so the user goes back to their + # previous screen + my $sortby = $ENV{'form.sortby'}; + my $status = $ENV{'form.Status'}; + # + # We always need this information + my $slogin = $ENV{'form.slogin'}; + my $sdom = $ENV{'form.sdomain'}; + # + # Get the old data + my %old=&Apache::lonnet::get('environment', + ['firstname','middlename', + 'lastname','generation','id'], + $sdom, $slogin); + $old{'section'} = &Apache::lonnet::getsection($sdom,$slogin, + $ENV{'request.course.id'}); + my ($tmp) = keys(%old); + if ($tmp =~ /^(con_lost|error|no_such_host)/i) { + $r->print("There was an error determining the environment values ". + " for $slogin \@ $sdom."); + return; + } + undef $tmp; + # + # Get the new data + my $firstname = $ENV{'form.firstname'}; + my $middlename = $ENV{'form.middlename'}; + my $lastname = $ENV{'form.lastname'}; + my $generation = $ENV{'form.generation'}; + my $section = $ENV{'form.section'}; + my $courseid = $ENV{'request.course.id'}; + my $sid = $ENV{'form.id'}; + my $starttime = &Apache::lonhtmlcommon::get_date_from_form('startdate'); + my $endtime = &Apache::lonhtmlcommon::get_date_from_form('enddate'); + my $displayable_starttime = localtime($starttime); + my $displayable_endtime = localtime($endtime); + # + # check for forceid override + if ((defined($old{'id'})) && ($old{'id'} ne '') && + ($sid ne $old{'id'}) && (! exists($ENV{'form.forceid'}))) { + $r->print("<font color=\"ff0000\">You changed the students id ". + " but did not disable the ID change safeguard.". + " The students id will not be changed.</font>"); + $sid = $old{'id'}; + } + # + # talk to the user about what we are going to do + $r->print(<<END); + <h2>Modifying data for user $slogin \@ $sdom </h2> +<h3>Student Information</h3> +<table rules="rows" border="1" cellpadding="3" > <tr> - <td>$sname</td> - <td>$sdom</td> - <td>$reply{$sname}</td> - <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td> - <td>$info{'generation'}</td> - <td>$ssec</td> + <th> Field </th> + <th> Old Value </th> + <th> New Value </th> </tr> +<tr> + <td> <b>First name</b> </td> + <td> $old{'firstname'} </td> + <td> $firstname </td> +</tr><tr> + <td> <b>Middle name</b> </td> + <td> $old{'middlename'} </td> + <td> $middlename </td> +</tr><tr> + <td> <b>Last name</b> </td> + <td> $old{'lastname'} </td> + <td> $lastname </td> +</tr><tr> + <td> <b>Generation</b> </td> + <td> $old{'generation'} </td> + <td> $generation </td> +</tr><tr> + <td> <b>ID</b> </td> + <td> $old{'id'} </td> + <td> $sid </td> +</tr><tr> + <td> <b>Section</b> </td> + <td> $old{'section'} </td> + <td> $section</td> +</tr> +</table> +<h3>Role Information</h3> +<table> +<tr><td>Start Time </td><td> $displayable_starttime </td></tr> +<tr><td>End Time </td><td> $displayable_endtime </td></tr> +</table> +<p> END - } elsif ($mode eq 'csv') { - my @line = (); - foreach ($sname,$sdom,$reply{$sname}, - $info{'lastname'},$info{'firstname'}, - $info{'middlename'},$info{'generation'},$ssec) { - push @line,&Apache::loncommon::csv_translate($_); - } - my $tmp = $"; - $" = '","'; - $r->print("\"@line\"\n"); - $" = $tmp; + # + # Send request(s) to modify data (final undef is for 'desiredhost', + # which is a moot point because the student already has an account. + my $modify_section_results = &modifystudent($sdom,$slogin, + $ENV{'request.course.id'}, + $section,undef); + if ($modify_section_results !~ /^ok/) { + $r->print("An error occured during the attempt to change the ". + "section for this student.<br />"); + } + my $roleresults = &Apache::lonnet::modifystudent + ($sdom,$slogin,$sid,undef,undef,$firstname,$middlename,$lastname, + $generation,$section,$endtime,$starttime,$ENV{'form.forceid'}); + if ($roleresults eq 'refused' ) { + $r->print("Your request to change the role information for this ". + "student was refused. You do not appear to have ". + "sufficient authority to change student information."); + } elsif ($roleresults !~ /ok/) { + $r->print("An error occurred during the attempt to change the role". + " information for this student. <br />". + "The error reported was ". + $roleresults); + &Apache::lonnet::logthis("londropadd:failed attempt to modify student". + " data for ".$slogin." \@ ".$sdom." by ". + $ENV{'user.name'}." \@ ".$ENV{'user.domain'}. + ":".$roleresults); + } else { # everything is okay! + $r->print("Student information updated successfully. <br />". + "The student must log out and log in again to see ". + "these changes."); + } + $r->print(<<END); +</p><p> +<input type="hidden" name="action" value="modifystudent" /> +<input type="hidden" name="sortby" value="$sortby" /> +<input type="hidden" name="Status" value="$status" /> +<a href="javascript:document.studentform.submit();">Modify another students data</a> +</body></html> +END + return; +} + +sub get_enrollment_data { + my ($sname,$sdomain) = @_; + my $courseid = $ENV{'request.course.id'}; + $courseid =~ s:_:/:g; + my %roles = &Apache::lonnet::dump('roles',$sdomain,$sname); + my ($tmp) = keys(%roles); + # Bail out if we were unable to get the students roles + return "666" if ($tmp =~ /^(con_lost|error|no_such_host)/i); + # Go through the roles looking for enrollment in this course + my ($end,$start) = (undef,undef); + my $section = ''; + my $count = scalar(keys(%roles)); + while (my ($course,$role) = each(%roles)) { + &Apache::lonnet::logthis('course = '.$course.' role = '.$role); + if ($course=~ /^\/$courseid\/*\s*(\w+)*_st$/ ) { + # + # Get active role + $section=$1; + (undef,$end,$start)=split(/\_/,$role); + my $now=time; + my $notactive=0; + if ($start) { + if ($now<$start) { $notactive=1; } } + if ($end) { + if ($now>$end) { $notactive=1; } + } + unless ($notactive) { return ($start,$end,$section); } } } - $r->print('</table><br>') if ($mode eq 'view'); + return ($start,$end,$section); } -# =================================================== Show student list to drop +################################################# +################################################# + +=pod + +=item show_drop_list + +Display a list of students to drop +Inputs: + +=over 4 + +=item $r, Apache request + +=item $classlist, hash pointer returned from loncoursedata::get_classlist(); + +=item $keylist, array pointer returned from loncoursedata::get_classlist() +which describes the order elements are stored in the %$classlist values. + +=item $nosort, if true, sorting links are omitted. + +=back + +=cut + +################################################# +################################################# sub show_drop_list { - my ($r,%currentlist)=@_; + my ($r,$classlist,$keylist,$nosort)=@_; my $cid=$ENV{'request.course.id'}; - $r->print(<<'END'); + if (! exists($ENV{'form.sortby'})) { + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['sortby']); + } + my $sortby = $ENV{'form.sortby'}; + if ($sortby !~ /^(username|domain|section|fullname|id)$/) { + $sortby = 'username'; + } + # + my $action = "drop"; + $r->print(<<END); +<input type="hidden" name="sortby" value="$sortby" /> +<input type="hidden" name="action" value="$action" /> +<input type="hidden" name="state" value="done" /> <script> -function checkAll(field) -{ +function checkAll(field) { for (i = 0; i < field.length; i++) field[i].checked = true ; } -function uncheckAll(field) -{ +function uncheckAll(field) { for (i = 0; i < field.length; i++) field[i].checked = false ; } </script> <p> <input type="hidden" name="phase" value="four"> +END + + if ($nosort) { + $r->print(<<END); <table border=2> -<tr><th> </th><th>username</th><th>domain</th> -<th>ID</th><th>student name</th><th>generation</th> -<th>section</th></tr> +<tr> + <th> </th> + <th>username</th> + <th>domain</th> + <th>ID</th> + <th>student name</th> + <th>section</th> +</tr> END - foreach (sort keys %currentlist) { - my ($sname,$sdom)=split(/\:/,$_); - my %reply=&Apache::lonnet::idrget($sdom,$sname); - my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); - my %info=&Apache::lonnet::get('environment', - ['firstname','middlename', - 'lastname','generation'], - $sdom, $sname); - my ($tmp) = keys(%info); - if ($tmp =~ /^(con_lost|error|no_such_host)/i) { - $r->print('<tr><td colspan="7"><font color="red">'. - 'Internal error: unable to get environment '. - 'for '.$sname.' in domain '.$sdom.'</font></td></tr>'); - } else { - $r->print(<<"END"); + + } else { + $r->print(<<END); +<table border=2> +<tr><th> </th> + <th> + <a href="/adm/dropadd?action=$action&sortby=username">username</a> + </th><th> + <a href="/adm/dropadd?action=$action&sortby=domain">domain</a> + </th><th> + <a href="/adm/dropadd?action=$action&sortby=id">ID</a> + </th><th> + <a href="/adm/dropadd?action=$action&sortby=fullname">student name</a> + </th><th> + <a href="/adm/dropadd?action=$action&sortby=section">section</a> + </th> +</tr> +END + } + # + # Sort the students + my %index; + my $i; + foreach (@$keylist) { + $index{$_} = $i++; + } + my $index = $index{$sortby}; + my $second = $index{'username'}; + my $third = $index{'domain'}; + my @Sorted_Students = sort { + lc($classlist->{$a}->[$index]) cmp lc($classlist->{$b}->[$index]) + || + lc($classlist->{$a}->[$second]) cmp lc($classlist->{$b}->[$second]) + || + lc($classlist->{$a}->[$third]) cmp lc($classlist->{$b}->[$third]) + } (keys(%$classlist)); + foreach my $student (@Sorted_Students) { + my $error; + my $username = $classlist->{$student}->[$index{'username'}]; + my $domain = $classlist->{$student}->[$index{'domain'}]; + my $section = $classlist->{$student}->[$index{'section'}]; + my $name = $classlist->{$student}->[$index{'fullname'}]; + my $id = $classlist->{$student}->[$index{'id'}]; + my $status = $classlist->{$student}->[$index{'status'}]; + next if ($status ne 'Active'); + # + $r->print(<<"END"); <tr> - <td><input type="checkbox" name="droplist" value="$_"></td> - <td>$sname</td> - <td>$sdom</td> - <td>$reply{$sname}</td> - <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td> - <td>$info{'generation'}</td> - <td>$ssec</td> + <td><input type="checkbox" name="droplist" value="$student"></td> + <td>$username</td> + <td>$domain</td> + <td>$id</td> + <td>$name</td> + <td>$section</td> </tr> END - } } $r->print('</table><br>'); $r->print(<<"END"); @@ -879,6 +1368,35 @@ END <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.droplist)"> <p><input type=submit value="Drop Students"></p> END + return; +} + +# +# Print out the initial form to get the courselist file +# +sub print_first_courselist_upload_form { + my $r=shift; + my $upfile_select=&Apache::loncommon::upfile_select_html(); + my $create_classlist_help = + &Apache::loncommon::help_open_topic("Course_Create_Class_List", + "How do I create a class list from a spreadsheet"); + my $create_csv_help = + &Apache::loncommon::help_open_topic("Course_Convert_To_CSV", + "How do I create a CSV file from a spreadsheet"); + $r->print(<<ENDUPFORM); +<input type=hidden name=phase value=two> +<h3>Upload a courselist</h3> +$upfile_select +<p> +<input type=submit name="fileupload" value="Upload Courselist"> +<input type="hidden" name="action" value="upload" /> +<input type="hidden" name="state" value="got_file" /> +</p> +$create_classlist_help <br /> +$create_csv_help +</body></html> +ENDUPFORM + return; } # ================================================= Drop/Add from uploaded file @@ -909,7 +1427,7 @@ sub upfile_drop_add { if (lc($desiredhost) eq 'default') { $desiredhost = undef; } else { - my %home_servers = &Apache::loncommon::get_home_servers($domain); + my %home_servers = &Apache::loncommon::get_library_servers($domain); if (! exists($home_servers{$desiredhost})) { $r->print('<font color="#ff0000">Error:</font>'. 'Invalid home server specified'); @@ -920,7 +1438,8 @@ sub upfile_drop_add { my $amode = ''; my $genpwd = ''; if ($ENV{'form.login'} eq 'krb') { - $amode='krb4'; + $amode='krb'; + $amode.=$ENV{'form.krbver'}; $genpwd=$ENV{'form.krbarg'}; } elsif ($ENV{'form.login'} eq 'int') { $amode='internal'; @@ -997,6 +1516,11 @@ sub upfile_drop_add { } } } + # Clean up whitespace + foreach (\$domain,\$username,\$id,\$fname,\$mname, + \$lname,\$gen,\$sec) { + $$_ =~ s/(\s+$|^\s+)//g; + } if ($password) { &modifystudent($domain,$username,$cid,$sec, $desiredhost); @@ -1023,33 +1547,30 @@ sub upfile_drop_add { } } } # end of foreach (@studentdata) - $r->print('<p>Processed Students: '.$count); + $r->print('<p>Processed Students: '.$count.'</p>'); + $r->print("<p>If active, the new role will be available when the ". + "students next log in to LON-CAPA.</p>"); ##################################### # Drop students # ##################################### if ($ENV{'form.fullup'} eq 'yes') { $r->print('<h3>Dropping Students</h3>'); # Get current classlist - my ($error,%currentlist)=&get_current_classlist - ($ENV{'course.'.$cid.'.domain'}, - $ENV{'course.'.$cid.'.num'}); - if (defined($error)) { - $r->print('<pre>ERROR:$error</pre>'); - } - if (defined(%currentlist)) { - # Drop the students + my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist(); + if (! defined($classlist)) { + $r->print("There are no students currently enrolled.\n"); + } else { + # Remove the students we just added from the list of students. foreach (@studentdata) { my %entries=&Apache::loncommon::record_sep($_); unless (($entries{$fields{'username'}} eq '') || (!defined($entries{$fields{'username'}}))) { - delete($currentlist{$entries{$fields{'username'}}. + delete($classlist->{$entries{$fields{'username'}}. ':'.$domain}); } } - # Print out list of dropped students - &show_drop_list($r,%currentlist); - } else { - $r->print("There are no students currently enrolled.\n"); + # Print out list of dropped students. + &show_drop_list($r,$classlist,$keylist,'nosort'); } } } # end of unless @@ -1067,20 +1588,53 @@ sub drop_student_list { } foreach (@droplist) { my ($uname,$udom)=split(/\:/,$_); + # drop student my $result = &modifystudent($udom,$uname,$ENV{'request.course.id'}); if ($result eq 'ok' || $result eq 'ok:') { - $r->print('Dropped '.$uname.' at '.$udom.'<br>'); + $r->print('Dropped '.$uname.' @ '.$udom.'<br>'); + $count++; } else { - $r->print('Error dropping '.$uname.' at '.$udom.': '.$result. + $r->print('Error dropping '.$uname.' @ '.$udom.': '.$result. '<br />'); } - $count++; } $r->print('<p><b>Dropped '.$count.' student(s).</b>'); - $r->print('<p>Re-enrollment will re-activate data.'); + $r->print('<p>Re-enrollment will re-activate data.') if ($count); } -# ================================================================ Main Handler +################################################################### +################################################################### + +=pod + +=item &handler + +The typical handler you see in all these modules. Takes $r, the +http request, as an argument. + +The response to the request is governed by two form variables + + form.action form.state response + --------------------------------------------------- + undefined undefined print main menu + upload undefined print courselist upload menu + upload got_file deal with uploaded file, + print the upload managing menu + upload enrolling enroll students based on upload + drop undefined print the classlist ready to drop + drop done drop the selected students + enrollstudent undefined print single student enroll menu + enrollstudent enrolling enroll student + classlist undefined print html classlist + classlist csv print csv classlist + modifystudent undefined print classlist to select student to modify + modifystudent selected print modify student menu + modifystudent done make modifications to student record + +=cut + +################################################################### +################################################################### sub handler { my $r=shift; if ($r->header_only) { @@ -1088,64 +1642,102 @@ sub handler { $r->send_http_header; return OK; } + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['action','state']); # Needs to be in a course - if (($ENV{'request.course.fn'}) && - (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) { + if (! (($ENV{'request.course.fn'}) && + (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'})))) { + # Not in a course, or not allowed to modify parms + $ENV{'user.error.msg'}= + "/adm/dropadd:cst:0:0:Cannot drop or add students"; + return HTTP_NOT_ACCEPTABLE; + } + # + # Only output the header information if they did not request csv format + # + if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) { + $r->content_type('text/csv'); + } else { # Start page - $r->content_type('text/html') if (! exists($ENV{'form.viewcsv'})); + $r->content_type('text/html'); $r->send_http_header; - $r->print(&header()) if (! exists($ENV{'form.viewcsv'})); - # 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); - } elsif ($ENV{'form.view'}) { - &menu_phase_two_view($r); - } elsif ($ENV{'form.viewcsv'}) { - &menu_phase_two_viewcsv($r); - } - } - # Phase three - if ($ENV{'form.phase'} eq 'three') { + $r->print(&header()); + } + # + # Main switch on form.action and form.state, as appropriate + if (! exists($ENV{'form.action'})) { + &print_main_menu($r); + } elsif ($ENV{'form.action'} eq 'upload') { + if (! exists($ENV{'form.state'})) { + &print_first_courselist_upload_form($r); + } elsif ($ENV{'form.state'} eq 'got_file') { + &print_upload_manager_form($r); + } elsif ($ENV{'form.state'} eq 'enrolling') { if ($ENV{'form.datatoken'}) { &upfile_drop_add($r); + } else { + # Hmmm, this is an error } + } else { + &print_first_courselist_upload_form($r); } - # Phase four - if ($ENV{'form.phase'} eq 'four') { + } elsif ($ENV{'form.action'} eq 'drop') { + if (! exists($ENV{'form.state'})) { + &print_drop_menu($r); + } elsif ($ENV{'form.state'} eq 'done') { &drop_student_list($r); + } else { + &print_drop_menu($r); } - # Phase five - if ($ENV{'form.phase'} eq 'five') { + } elsif ($ENV{'form.action'} eq 'enrollstudent') { + if (! exists($ENV{'form.state'})) { + &print_enroll_single_student_form($r); + } elsif ($ENV{'form.state'} eq 'enrolling') { &enroll_single_student($r); + } else { + &print_enroll_single_student_form($r); + } + } elsif ($ENV{'form.action'} eq 'classlist') { + if (! exists($ENV{'form.state'})) { + &print_html_classlist($r); + } elsif ($ENV{'form.state'} eq 'csv') { + &print_formatted_classlist($r,'csv'); + } elsif ($ENV{'form.state'} eq 'excel') { + &print_formatted_classlist($r,'excel'); + } else { + &print_html_classlist($r); } - # End - $r->print('</form></body></html>') if (! exists($ENV{'form.viewcsv'})); + } elsif ($ENV{'form.action'} eq 'modifystudent') { + if (! exists($ENV{'form.state'})) { + &print_html_classlist($r); + } elsif ($ENV{'form.state'} eq 'selected') { + &print_modify_student_form($r); + } elsif ($ENV{'form.state'} eq 'done') { + &modify_single_student($r); + } else { + &print_html_classlist($r); + } } else { - # Not in a course, or not allowed to modify parms - $ENV{'user.error.msg'}= - "/adm/dropadd:cst:0:0:Cannot drop or add students"; - return HTTP_NOT_ACCEPTABLE; + # We should not end up here, but I guess it is possible + &Apache::lonnet::logthis("Undetermined state in londropadd.pm. ". + "form.action = ".$ENV{'form.action'}. + "Someone should fix this."); + &print_main_menu($r); + } + # + # Finish up + if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) { + $r->print("\n"); + } else { + $r->print('</form></body></html>'); } return OK; } +################################################################### +################################################################### + 1; __END__ +