Annotation of loncom/interface/londropadd.pm, revision 1.45.4.1
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to drop and add students in courses
3: #
1.45.4.1! matthew 4: # $Id: londropadd.pm,v 1.45 2002/08/08 19:27:35 matthew Exp $
1.17 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
1.1 www 28: # (Handler to set parameters for assessments
29: #
30: # (Handler to resolve ambiguous file locations
31: #
32: # (TeX Content Handler
33: #
1.14 harris41 34: # YEAR=2000
1.1 www 35: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
36: #
37: # 10/11,10/12,10/16 Gerd Kortemeyer)
38: #
39: # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,
40: # 12/08,12/12 Gerd Kortemeyer)
41: #
1.7 www 42: # 12/26,12/27,12/28,
1.14 harris41 43: # YEAR=2001
1.13 www 44: # 01/01/01,01/15,02/10,02/13,02/14,02/22 Gerd Kortemeyer
1.14 harris41 45: # 8/6 Scott Harrison
1.16 www 46: # Guy Albertelli
47: # 9/25 Gerd Kortemeyer
1.18 www 48: # 12/19 Guy Albertelli
49: # YEAR=2002
50: # 1/4 Gerd Kortemeyer
1.1 www 51:
52: package Apache::londropadd;
53:
54: use strict;
1.24 albertel 55: use Apache::lonnet();
56: use Apache::loncommon();
1.1 www 57: use Apache::Constants qw(:common :http REDIRECT);
58:
1.10 www 59: # ================================================================ Print header
1.1 www 60:
1.10 www 61: sub header {
1.27 matthew 62: return(<<ENDHEAD);
1.1 www 63: <html>
64: <head>
1.40 matthew 65: <title>LON-CAPA Enrollment Manager</title>
1.1 www 66: </head>
67: <body bgcolor="#FFFFFF">
68: <img align=right src=/adm/lonIcons/lonlogos.gif>
1.40 matthew 69: <h1>$ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h1>
70: <h2>Enrollment Manager</h2>
71: <form method="post" enctype="multipart/form-data"
72: action="/adm/dropadd" name="studentform">
1.1 www 73: ENDHEAD
1.10 www 74: }
75:
76: # =========== Drop student from all sections of a course, except optional $csec
1.26 matthew 77: sub modifystudent {
1.33 matthew 78: my ($udom,$unam,$courseid,$csec,$desiredhost)=@_;
1.26 matthew 79: # if $csec is undefined, drop the student from all the courses matching
80: # this one. If $csec is defined, drop them from all other sections of
81: # this course and add them to section $csec
1.25 matthew 82: $courseid=~s/\_/\//g;
83: $courseid=~s/^(\w)/\/$1/;
1.26 matthew 84: my %roles = &Apache::lonnet::dump('roles',$udom,$unam);
85: my ($tmp) = keys(%roles);
86: # Bail out if we were unable to get the students roles
1.35 matthew 87: return "$1" if ($tmp =~ /^(con_lost|error|no_such_host)/i);
1.26 matthew 88: # Go through the roles looking for enrollment in this course
1.35 matthew 89: my $result = '';
1.26 matthew 90: foreach my $course (keys(%roles)) {
1.35 matthew 91: if ($course=~/^$courseid(?:\/)*(?:\s+)*(\w+)*\_st$/) {
1.26 matthew 92: # We are in this course
1.25 matthew 93: my $section=$1;
1.26 matthew 94: $section='' if ($course eq $courseid.'_st');
1.35 matthew 95: if ( ((!$section) && (!$csec)) || ($section ne $csec) ) {
1.27 matthew 96: my (undef,$end,$start)=split(/\_/,$roles{$course});
1.25 matthew 97: my $now=time;
1.27 matthew 98: if (!($start && ($now<$start)) || !($end && ($now>$end))) {
1.25 matthew 99: my $reply=&Apache::lonnet::modifystudent
1.33 matthew 100: ($udom,$unam,'','','','','','','',
101: $section,time,undef,undef,$desiredhost);
1.35 matthew 102: $result .= $reply.':';
1.25 matthew 103: }
1.10 www 104: }
105: }
1.20 harris41 106: }
1.35 matthew 107: if ($result eq '') {
108: $result eq 'Unable to find section for this student';
1.37 matthew 109: } else {
110: $result =~ s/(ok:)+/ok/g;
1.35 matthew 111: }
112: return $result;
1.10 www 113: }
114:
1.31 matthew 115: # ============ build a domain and server selection form
116: sub domain_form {
117: my ($defdom) = @_;
118: # Set up domain and server selection forms
119: #
120: # Get the domains
121: my @domains = &Apache::loncommon::get_domains();
122: # build up the menu information to be passed to
123: # &Apache::loncommon::linked_select_forms
124: my %select_menus;
125: foreach my $dom (@domains) {
126: # set up the text for this domain
127: $select_menus{$dom}->{'text'}= $dom;
128: # we want a choice of 'default' as the default in the second menu
129: $select_menus{$dom}->{'default'}= 'default';
130: $select_menus{$dom}->{'select2'}->{'default'} = 'default';
131: # Now build up the other items in the second menu
1.45 matthew 132: my %servers = &Apache::loncommon::get_library_servers($dom);
1.31 matthew 133: foreach my $server (keys(%servers)) {
134: $select_menus{$dom}->{'select2'}->{$server}
135: = "$server $servers{$server}";
136: }
137: }
138: my $result = &Apache::loncommon::linked_select_forms
139: ('studentform',' with home server ',$defdom,
140: 'lcdomain','lcserver',\%select_menus);
141: return $result;
142: }
143:
1.10 www 144: # ============================================================== Menu Phase One
145: sub menu_phase_one {
146: my $r=shift;
1.24 albertel 147: my $upfile_select=&Apache::loncommon::upfile_select_html();
1.43 bowersj2 148: my $create_classlist_help =
1.44 bowersj2 149: &Apache::loncommon::help_open_topic("Course_Create_Class_List",
150: "How do I create a class list from a spreadsheet");
1.43 bowersj2 151: my $create_csv_help =
1.44 bowersj2 152: &Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
153: "How do I create a CSV file from a spreadsheet");
1.10 www 154: $r->print(<<ENDUPFORM);
1.2 www 155: <input type=hidden name=phase value=two>
156: <hr>
157: <h3>Upload a courselist</h3>
1.24 albertel 158: $upfile_select
1.40 matthew 159: <p><input type=submit name="fileupload" value="Upload Courselist">
1.43 bowersj2 160: <br />
1.44 bowersj2 161: $create_classlist_help <br />
162: $create_csv_help
1.43 bowersj2 163:
1.40 matthew 164: <hr />
1.2 www 165: <h3>Enroll a single student</h3>
1.40 matthew 166: <p><input type=submit name="enroll" value="Enroll Student"></p>
167: <hr />
168: <h3>Classlist</h3>
1.41 matthew 169: <p><input type=submit name="view" value="View Class List">
170: <input type=submit name="viewcsv" value="Comma Separated Class List"></p>
1.40 matthew 171: <hr />
1.11 www 172: <h3>Drop students</h3>
1.40 matthew 173: <p><input type=submit name="drop" value="Selection List"></p>
1.2 www 174: ENDUPFORM
1.10 www 175: }
176:
1.23 albertel 177: sub phase_two_header {
178: my ($r,$datatoken,$distotal,$krbdefdom)=@_;
1.24 albertel 179: my $javascript;
180: if ($ENV{'form.upfile_associate'} eq 'reverse') {
181: $javascript=&phase_two_javascript_reverse_associate();
182: } else {
183: $javascript=&phase_two_javascript_forward_associate();
184: }
185: my $javascript_validations=&javascript_validations($krbdefdom);
1.10 www 186: $r->print(<<ENDPICK);
1.40 matthew 187: <h3>Uploading Class List</h3>
1.2 www 188: <hr>
189: <h3>Identify fields</h3>
1.22 albertel 190: Total number of records found in file: $distotal <hr />
191: Enter as many fields as you can. The system will inform you and bring you back
192: to this page if the data selected is insufficient to run your class.<hr />
1.36 albertel 193: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
194: <input type="hidden" name="associate" value="" />
1.26 matthew 195: <input type="hidden" name="phase" value="three" />
196: <input type="hidden" name="datatoken" value="$datatoken" />
1.24 albertel 197: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
198: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
1.26 matthew 199: <input type="hidden" name="upfile_associate"
200: value="$ENV{'form.upfile_associate'}" />
1.24 albertel 201: <hr />
1.28 matthew 202: <script type="text/javascript" language="Javascript">
1.24 albertel 203: $javascript
204: $javascript_validations
205: </script>
206: ENDPICK
207: }
208:
209: sub javascript_validations {
210: my ($krbdefdom)=@_;
1.28 matthew 211: my %param = ( formname => 'studentform',
212: kerb_def_dom => $krbdefdom );
213: my $authheader = &Apache::loncommon::authform_header(%param);
1.24 albertel 214: return (<<ENDPICK);
215: function verify_message (vf,founduname,foundpwd,foundname,foundid,foundsec) {
1.3 www 216: var foundatype=0;
217: var message='';
218: if (founduname==0) {
1.28 matthew 219: alert('You need to specify the username field');
1.3 www 220: return;
221: }
1.29 matthew 222: if (current.radiovalue == null || current.radiovalue == 'nochange') {
1.28 matthew 223: // They did not check any of the login radiobuttons.
224: alert('You must choose an authentication type');
225: return;
226: }
227: foundatype=1;
1.29 matthew 228: if (current.argfield == null || current.argfield == '') {
1.28 matthew 229: var alertmsg = '';
1.29 matthew 230: switch (current.value) {
1.28 matthew 231: case 'krb':
232: alertmsg = 'You need to specify the Kerberos domain';
233: break;
234: case 'loc':
235: case 'fsys':
236: alertmsg = 'You need to specify the initial password';
237: break;
238: case 'fsys':
239: alertmsg = '';
240: break;
241: default:
242: alertmsg = '';
1.3 www 243: }
1.28 matthew 244: if (alertmsg != '') {
245: alert(alertmsg);
1.3 www 246: return;
247: }
248: }
1.28 matthew 249:
1.3 www 250: if (foundname==0) { message='No name fields specified. '; }
251: if (foundid==0) { message+='No ID or student number field specified. '; }
252: if (foundsec==0) { message+='No section or group field specified. '; }
1.4 www 253: if (vf.startdate.value=='') {
254: message+='No starting date set. ';
1.3 www 255: }
1.4 www 256: if (vf.enddate.value=='') {
257: message+='No ending date set. ';
258: }
259: if ((vf.enddate.value!='') && (vf.startdate.value!='')) {
1.10 www 260: if (Math.round(vf.enddate.value)<Math.round(vf.startdate.value)) {
1.4 www 261: alert('Ending date is before starting date');
262: return;
263: }
264: }
265: if (message!='') {
266: message+='Continue enrollment?';
267: if (confirm(message)) {
268: pclose();
269: vf.submit();
270: }
271: } else {
272: pclose();
273: vf.submit();
1.24 albertel 274: }
1.3 www 275: }
276:
277:
1.4 www 278: function pclose() {
279: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
280: "height=350,width=350,scrollbars=no,menubar=no");
281: parmwin.close();
282: }
283:
284: function pjump(type,dis,value,marker,ret,call) {
285: parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
286: +"&value="+escape(value)+"&marker="+escape(marker)
287: +"&return="+escape(ret)
288: +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
289: "height=350,width=350,scrollbars=no,menubar=no");
290:
291: }
292:
293: function dateset() {
294: if (document.studentform.pres_marker.value=='end') {
295: document.studentform.enddate.value=
296: document.studentform.pres_value.value;
297: }
298: if (document.studentform.pres_marker.value=='start') {
299: document.studentform.startdate.value=
300: document.studentform.pres_value.value;
301: }
302: pclose();
303: }
1.3 www 304:
1.28 matthew 305: $authheader
1.24 albertel 306: ENDPICK
1.28 matthew 307:
1.24 albertel 308: }
309:
310: sub phase_two_javascript_forward_associate {
311: return(<<ENDPICK);
312: function verify(vf) {
313: var founduname=0;
314: var foundpwd=0;
315: var foundname=0;
316: var foundid=0;
317: var foundsec=0;
318: var tw;
319: for (i=0;i<=vf.nfields.value;i++) {
320: tw=eval('vf.f'+i+'.selectedIndex');
321: if (tw==1) { founduname=1; }
322: if ((tw>=2) && (tw<=6)) { foundname=1; }
323: if (tw==7) { foundid=1; }
324: if (tw==8) { foundsec=1; }
325: if (tw==9) { foundpwd=1; }
326: }
327: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
328: }
329:
1.45.4.1! matthew 330: //
! 331: // vf = this.form
! 332: // tf = column number
! 333: //
! 334: // values of nw
! 335: //
! 336: // 0 = none
! 337: // 1 = username
! 338: // 2 = names (lastname, firstnames)
! 339: // 3 = fname (firstname)
! 340: // 4 = mname (middlename)
! 341: // 5 = lname (lastname)
! 342: // 6 = gen (generation)
! 343: // 7 = id
! 344: // 8 = section
! 345: // 9 = ipwd (password)
! 346: //
1.24 albertel 347: function flip(vf,tf) {
348: var nw=eval('vf.f'+tf+'.selectedIndex');
349: var i;
1.45.4.1! matthew 350: // make sure no other columns are labeled the same as this one
1.24 albertel 351: for (i=0;i<=vf.nfields.value;i++) {
352: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
353: eval('vf.f'+i+'.selectedIndex=0;')
354: }
355: }
1.45.4.1! matthew 356: // If we set this to 'lastname, firstnames', clear out all the ones
! 357: // set to 'fname','mname','lname','gen' (3,4,5,6) currently.
1.24 albertel 358: if (nw==2) {
359: for (i=0;i<=vf.nfields.value;i++) {
360: if ((eval('vf.f'+i+'.selectedIndex')>=3) &&
361: (eval('vf.f'+i+'.selectedIndex')<=6)) {
362: eval('vf.f'+i+'.selectedIndex=0;')
363: }
364: }
365: }
1.45.4.1! matthew 366: // If we set this to one of 'fname','mname','lname','gen' (3,4,5,6),
! 367: // clear out any that are set to 'lastname, firstnames' (2)
1.24 albertel 368: if ((nw>=3) && (nw<=6)) {
369: for (i=0;i<=vf.nfields.value;i++) {
370: if (eval('vf.f'+i+'.selectedIndex')==2) {
371: eval('vf.f'+i+'.selectedIndex=0;')
372: }
373: }
374: }
1.45.4.1! matthew 375: // If we set the password, make the password form below correspond to
! 376: // the new value.
1.24 albertel 377: if (nw==9) {
1.28 matthew 378: changed_radio('int',document.studentform);
379: set_auth_radio_buttons('int',document.studentform);
380: vf.intarg.value='';
381: vf.krbarg.value='';
1.24 albertel 382: vf.locarg.value='';
383: }
384: }
385:
386: function clearpwd(vf) {
387: var i;
388: for (i=0;i<=vf.nfields.value;i++) {
389: if (eval('vf.f'+i+'.selectedIndex')==9) {
390: eval('vf.f'+i+'.selectedIndex=0;')
391: }
392: }
393: }
394:
395: ENDPICK
396: }
397:
398: sub phase_two_javascript_reverse_associate {
399: return(<<ENDPICK);
400: function verify(vf) {
401: var founduname=0;
402: var foundpwd=0;
403: var foundname=0;
404: var foundid=0;
405: var foundsec=0;
406: var tw;
407: for (i=0;i<=vf.nfields.value;i++) {
408: tw=eval('vf.f'+i+'.selectedIndex');
409: if (i==0 && tw!=0) { founduname=1; }
410: if (((i>=1) && (i<=5)) && tw!=0 ) { foundname=1; }
411: if (i==6 && tw!=0) { foundid=1; }
412: if (i==7 && tw!=0) { foundsec=1; }
413: if (i==8 && tw!=0) { foundpwd=1; }
414: }
415: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
416: }
417:
418: function flip(vf,tf) {
419: var nw=eval('vf.f'+tf+'.selectedIndex');
420: var i;
421: // picked the all one one name field, reset the other name ones to blank
422: if (tf==1 && nw!=0) {
423: for (i=2;i<=5;i++) {
424: eval('vf.f'+i+'.selectedIndex=0;')
425: }
426: }
427: //picked one of the piecewise name fields, reset the all in
428: //one field to blank
429: if ((tf>=2) && (tf<=5) && (nw!=0)) {
430: eval('vf.f1.selectedIndex=0;')
431: }
432: // intial password specified, pick internal authentication
433: if (tf==8 && nw!=0) {
1.28 matthew 434: changed_radio('int',document.studentform);
435: set_auth_radio_buttons('int',document.studentform);
436: vf.krbarg.value='';
437: vf.intarg.value='';
1.24 albertel 438: vf.locarg.value='';
439: }
440: }
441:
442: function clearpwd(vf) {
443: var i;
444: if (eval('vf.f8.selectedIndex')!=0) {
445: eval('vf.f8.selectedIndex=0;')
446: }
447: }
1.2 www 448: ENDPICK
1.23 albertel 449: }
1.10 www 450:
1.23 albertel 451: sub phase_two_end {
452: my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_;
1.28 matthew 453: my %param = ( formname => 'document.studentform');
454: my $krbform = &Apache::loncommon::authform_kerberos(%param);
455: my $intform = &Apache::loncommon::authform_internal(%param);
456: my $locform = &Apache::loncommon::authform_local(%param);
1.31 matthew 457: my $domform = &domain_form($defdom);
1.23 albertel 458: $r->print(<<ENDPICK);
1.3 www 459: </table>
1.10 www 460: <input type=hidden name=nfields value=$i>
461: <input type=hidden name=keyfields value="$keyfields">
1.3 www 462: <h3>Login Type</h3>
1.15 albertel 463: <p>Note: this will not take effect if the user already exists</p>
464: <p>
1.28 matthew 465: $krbform
1.15 albertel 466: </p>
467: <p>
1.28 matthew 468: $intform
1.15 albertel 469: </p>
470: <p>
1.28 matthew 471: $locform
1.15 albertel 472: </p>
1.5 www 473: <h3>LON-CAPA Domain for Students</h3>
1.29 matthew 474: LON-CAPA domain: $domform <p>
1.5 www 475: <h3>Starting and Ending Dates</h3>
1.26 matthew 476: <input type="hidden" value='' name="pres_value" >
477: <input type="hidden" value='' name="pres_type" >
478: <input type="hidden" value='' name="pres_marker" >
479: <input type="hidden" value='$today' name="startdate" >
480: <input type="hidden" value='$halfyear' name="enddate" >
1.4 www 481: <a
482: href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"
483: >Set Starting Date</a><p>
484:
485: <a
486: href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
487: >Set Ending Date</a><p>
1.5 www 488: <h3>Full Update</h3>
489: <input type=checkbox name=fullup value=yes> Full update
1.11 www 490: (also print list of users not enrolled anymore)<p>
1.18 www 491: <h3>ID/Student Number</h3>
492: <input type=checkbox name=forceid value=yes>
493: Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
1.19 www 494: (only do if you know what you are doing)<p>
1.36 albertel 495: <input type="button" onClick="javascript:verify(this.form)" value="Update Courselist" /><br />
1.6 www 496: Note: for large courses, this operation might be time consuming.
1.3 www 497: ENDPICK
1.23 albertel 498: }
1.24 albertel 499:
1.23 albertel 500: # ======================================================= Menu Phase Two Upload
501: sub menu_phase_two_upload {
502: my $r=shift;
1.26 matthew 503:
1.24 albertel 504: my $datatoken;
505: if (!$ENV{'form.datatoken'}) {
1.26 matthew 506: $datatoken=&Apache::loncommon::upfile_store($r);
1.24 albertel 507: } else {
1.26 matthew 508: $datatoken=$ENV{'form.datatoken'};
509: &Apache::loncommon::load_tmp_file($r);
1.24 albertel 510: }
511: my @records=&Apache::loncommon::upfile_record_sep();
1.23 albertel 512: my $total=$#records;
513: my $distotal=$total+1;
514: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
515: my $krbdefdom=$1;
516: $krbdefdom=~tr/a-z/A-Z/;
517: my $today=time;
518: my $halfyear=$today+15552000;
519: my $defdom=$r->dir_config('lonDefDomain');
520: &phase_two_header($r,$datatoken,$distotal,$krbdefdom);
1.24 albertel 521: my $i;
522: my $keyfields;
1.23 albertel 523: if ($total>=0) {
1.24 albertel 524: my @d=(['username','Username'],['names','Last Name, First Names'],
525: ['fname','First Name'],['mname','Middle Names/Initials'],
526: ['lname','Last Name'],['gen','Generation'],
527: ['id','ID/Student Number'],['sec','Group/Section'],
528: ['ipwd','Initial Password']);
529: if ($ENV{'form.upfile_associate'} eq 'reverse') {
530: &Apache::loncommon::csv_print_samples($r,\@records);
531: $i=&Apache::loncommon::csv_print_select_table($r,\@records,\@d);
532: foreach (@d) { $keyfields.=$_->[0].','; }
533: chop($keyfields);
534: } else {
535: unshift(@d,['none','']);
536: $i=&Apache::loncommon::csv_samples_select_table($r,\@records,\@d);
537: my %sone=&Apache::loncommon::record_sep($records[0]);
538: $keyfields=join(',',sort(keys(%sone)));
1.23 albertel 539: }
540: }
541: &phase_two_end($r,$i,$keyfields,$defdom,$today,$halfyear);
1.10 www 542: }
543:
1.12 www 544: # ======================================================= Enroll single student
545: sub enroll_single_student {
546: my $r=shift;
547: $r->print('<h3>Enrolling Student</h3>');
1.34 matthew 548: $r->print('<p>Enrolling '.$ENV{'form.cuname'}." in domain ".
549: $ENV{'form.lcdomain'}.'</p>');
1.12 www 550: if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&&
1.31 matthew 551: ($ENV{'form.lcdomain'})&&($ENV{'form.lcdomain'}!~/\W/)) {
552: # Deal with home server selection
553: my $domain=$ENV{'form.lcdomain'};
554: my $desiredhost = $ENV{'form.lcserver'};
555: if (lc($desiredhost) eq 'default') {
556: $desiredhost = undef;
557: } else {
1.45 matthew 558: my %home_servers =&Apache::loncommon::get_library_servers($domain);
1.31 matthew 559: if (! exists($home_servers{$desiredhost})) {
560: $r->print('<font color="#ff0000">Error:</font>'.
561: 'Invalid home server specified');
562: return;
563: }
564: }
1.34 matthew 565: $r->print(" with server $desiredhost :") if (defined($desiredhost));
1.31 matthew 566: # End of home server selection logic
1.12 www 567: my $amode='';
568: my $genpwd='';
569: if ($ENV{'form.login'} eq 'krb') {
1.26 matthew 570: $amode='krb4';
1.28 matthew 571: $genpwd=$ENV{'form.krbarg'};
1.12 www 572: } elsif ($ENV{'form.login'} eq 'int') {
1.26 matthew 573: $amode='internal';
1.28 matthew 574: $genpwd=$ENV{'form.intarg'};
1.15 albertel 575: } elsif ($ENV{'form.login'} eq 'loc') {
576: $amode='localauth';
577: $genpwd=$ENV{'form.locarg'};
578: if (!$genpwd) { $genpwd=" "; }
579: }
1.34 matthew 580: my $home = &Apache::lonnet::homeserver($ENV{'form.cuname'},
581: $ENV{'form.lcdomain'});
582: if ((($amode) && ($genpwd)) || ($home ne 'no_host')) {
1.33 matthew 583: &modifystudent($ENV{'form.lcdomain'},$ENV{'form.cuname'},
584: $ENV{'request.course.id'},$ENV{'form.csec'},
585: $desiredhost);
1.26 matthew 586: $r->print(&Apache::lonnet::modifystudent(
1.31 matthew 587: $ENV{'form.lcdomain'},$ENV{'form.cuname'},
1.26 matthew 588: $ENV{'form.cstid'},$amode,$genpwd,
589: $ENV{'form.cfirst'},$ENV{'form.cmiddle'},
590: $ENV{'form.clast'},$ENV{'form.cgen'},
591: $ENV{'form.csec'},$ENV{'form.enddate'},
1.31 matthew 592: $ENV{'form.startdate'},$ENV{'form.forceid'},
593: $desiredhost));
1.12 www 594: } else {
1.34 matthew 595: $r->print('<p><font color="#ff0000">ERROR</font> '.
596: 'Invalid login mode or password. '.
597: 'Unable to enroll '.$ENV{'form.cuname'}.'.</p>');
1.12 www 598: }
599: } else {
600: $r->print('Invalid username or domain');
1.26 matthew 601: }
1.12 www 602: }
603:
1.10 www 604: # ======================================================= Menu Phase Two Enroll
605: sub menu_phase_two_enroll {
606: my $r=shift;
1.40 matthew 607: $r->print("<h3>Enroll One Student</h3>");
1.26 matthew 608: my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
1.11 www 609: $krbdefdom=~tr/a-z/A-Z/;
1.26 matthew 610: my $today = time;
611: my $halfyear = $today+15552000;
1.11 www 612: my $defdom=$r->dir_config('lonDefDomain');
1.24 albertel 613: my $javascript_validations=&javascript_validations($krbdefdom);
1.28 matthew 614: # Set up authentication forms
615: my %param = ( formname => 'document.studentform');
616: my $krbform = &Apache::loncommon::authform_kerberos(%param);
617: my $intform = &Apache::loncommon::authform_internal(%param);
618: my $locform = &Apache::loncommon::authform_local(%param);
1.29 matthew 619: # Set up domain selection form
1.31 matthew 620: my $domform = &domain_form($defdom);
1.28 matthew 621: # Print it all out
1.11 www 622: $r->print(<<ENDSENROLL);
1.28 matthew 623: <script type="text/javascript" language="Javascript">
1.12 www 624: function verify(vf) {
625: var founduname=0;
626: var foundpwd=0;
627: var foundname=0;
628: var foundid=0;
629: var foundsec=0;
630: var tw;
1.26 matthew 631: if ((typeof(vf.cuname.value) !="undefined") && (vf.cuname.value!='') &&
1.31 matthew 632: (typeof(vf.lcdomain.value)!="undefined") && (vf.lcdomain.value!='')) {
1.12 www 633: founduname=1;
634: }
1.14 harris41 635: if ((typeof(vf.cfirst.value)!="undefined") && (vf.cfirst.value!='') &&
1.26 matthew 636: (typeof(vf.clast.value) !="undefined") && (vf.clast.value!='')) {
1.12 www 637: foundname=1;
638: }
1.14 harris41 639: if ((typeof(vf.csec.value)!="undefined") && (vf.csec.value!='')) {
1.12 www 640: foundsec=1;
641: }
1.14 harris41 642: if ((typeof(vf.cstid.value)!="undefined") && (vf.cstid.value!='')) {
1.12 www 643: foundid=1;
644: }
645: if (founduname==0) {
646: alert('You need to specify at least the username and domain fields');
647: return;
648: }
1.24 albertel 649: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
1.12 www 650: }
651:
1.24 albertel 652: $javascript_validations
1.12 www 653:
1.24 albertel 654: function clearpwd(vf) {
655: //nothing else needs clearing
1.15 albertel 656: }
657:
1.12 www 658: </script>
1.11 www 659: <h3>Personal Data</h3>
1.26 matthew 660: First Name: <input type="text" name="cfirst" size="15"><br>
661: Middle Name: <input type="text" name="cmiddle" size="15"><br>
662: Last Name: <input type="text" name="clast" size="15"><br>
663: Generation: <input type="text" name="cgen" size="5">
1.11 www 664:
1.26 matthew 665: <p>ID/Student Number: <input type="text" name="cstid" size="10"></p>
1.11 www 666:
1.26 matthew 667: <p>Group/Section: <input type=text name=csec size=5></p>
1.11 www 668:
1.12 www 669: <h3>Login Data</h3>
1.26 matthew 670: <p>Username: <input type="text" name="cuname" size="15"></p>
1.29 matthew 671: <p>Domain: $domform</p>
1.26 matthew 672: <p>Note: login settings below will not take effect if the user already exists
673: </p><p>
1.28 matthew 674: $krbform
1.26 matthew 675: </p><p>
1.28 matthew 676: $intform
1.26 matthew 677: </p><p>
1.28 matthew 678: $locform
1.26 matthew 679: </p><p>
1.11 www 680: <h3>Starting and Ending Dates</h3>
681: <input type="hidden" value='' name="pres_value">
682: <input type="hidden" value='' name="pres_type">
683: <input type="hidden" value='' name="pres_marker">
684: <input type="hidden" value='$today' name=startdate>
685: <input type="hidden" value='$halfyear' name=enddate>
1.26 matthew 686: </p><p>
1.11 www 687: <a
688: href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"
1.26 matthew 689: >Set Starting Date</a>
690: </p><p>
1.11 www 691: <a
692: href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
1.26 matthew 693: >Set Ending Date</a>
694: </p><p>
1.18 www 695: <h3>ID/Student Number</h3>
1.26 matthew 696: <input type="checkbox" name="forceid" value="yes">
1.18 www 697: Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
1.19 www 698: (only do if you know what you are doing)<p>
1.26 matthew 699: <input type="button" onClick="verify(this.form)" value="Enroll as student"><br>
700: <input type="hidden" name="phase" value="five">
701: </p>
1.11 www 702: ENDSENROLL
1.10 www 703: }
704:
1.26 matthew 705: # =================================================== get the current classlist
706: sub get_current_classlist {
707: my ($domain,$identifier) = @_;
708: # domain is the domain the class is being run in
709: # identifier is the internal, unique identifier for the class.
710: my %currentlist=();
711: my $now=time;
712: my %results=&Apache::lonnet::dump('classlist',$domain,$identifier);
713: my ($tmp) = keys(%results);
714: if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
715: foreach my $student (keys(%results)) {
716: # Extract the start and end dates
717: my ($end,$start)=split(/\:/,$results{$student});
718: # If the class isn't over, put it in the list
719: unless (($end) && ($now>$end)) {
720: $currentlist{$student}=1;
721: }
722: }
1.27 matthew 723: return (undef,%currentlist);
1.26 matthew 724: } else {
1.38 matthew 725: $tmp =~ s/^error://;
1.27 matthew 726: return ($tmp,undef);
1.26 matthew 727: }
728: }
729:
1.10 www 730: # ========================================================= Menu Phase Two Drop
731: sub menu_phase_two_drop {
732: my $r=shift;
1.40 matthew 733: $r->print("<h3>Drop Students</h3>");
1.11 www 734: my $cid=$ENV{'request.course.id'};
1.38 matthew 735: my ($error,%currentlist)=&get_current_classlist
736: ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'});
1.27 matthew 737: if (defined($error)) {
1.39 matthew 738: if ($error =~ /^No such file or directory/) {
739: $r->print("There are no students currently enrolled.\n");
740: } else {
741: $r->print("<pre>ERROR:$error</pre>");
742: }
1.38 matthew 743: } elsif (!defined(%currentlist)) {
1.27 matthew 744: $r->print("There are no students currently enrolled.\n");
1.26 matthew 745: } else {
746: # Print out the available choices
1.25 matthew 747: &show_drop_list($r,%currentlist);
748: }
1.11 www 749: }
750:
1.40 matthew 751: # ============================================== view classlist
752: sub menu_phase_two_view {
753: my $r=shift;
754: $r->print("<h3>Current Classlist</h3>");
755: my $cid=$ENV{'request.course.id'};
756: my ($error,%currentlist)=&get_current_classlist
757: ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'});
758: if (defined($error)) {
759: if ($error =~ /^No such file or directory/) {
760: $r->print("There are no students currently enrolled.\n");
761: } else {
762: $r->print("<pre>ERROR:$error</pre>");
763: }
764: } elsif (!defined(%currentlist)) {
765: $r->print("There are no students currently enrolled.\n");
766: } else {
767: # Print out the available choices
1.41 matthew 768: &show_class_list($r,'view',%currentlist);
769: }
770: }
771:
772: # ============================================== view classlist
773: sub menu_phase_two_viewcsv {
774: my $r=shift;
775: my $cid=$ENV{'request.course.id'};
776: my ($error,%currentlist)=&get_current_classlist
777: ($ENV{'course.'.$cid.'.domain'},$ENV{'course.'.$cid.'.num'});
778: if (defined($error)) {
779: if ($error =~ /^No such file or directory/) {
780: $r->print("There are no students currently enrolled.\n");
781: } else {
782: $r->print("<pre>ERROR:$error</pre>");
783: }
784: } elsif (!defined(%currentlist)) {
785: $r->print("There are no students currently enrolled.\n");
786: } else {
787: &show_class_list($r,'csv',%currentlist);
1.40 matthew 788: }
789: }
790:
791: # =================================================== Show student list to drop
792: sub show_class_list {
1.41 matthew 793: my ($r,$mode,%currentlist)=@_;
1.40 matthew 794: my $cid=$ENV{'request.course.id'};
1.42 matthew 795: # Print out header
1.41 matthew 796: if ($mode eq 'view') {
797: $r->print(<<END);
1.40 matthew 798: <p>
799: <table border=2>
800: <tr><th>username</th><th>domain</th><th>ID</th>
801: <th>student name</th><th>generation</th><th>section</th></tr>
802: END
1.41 matthew 803: } elsif ($mode eq 'csv') {
804: $r->print(<<END);
805: username,domain,ID,last name,first name,middle name,generation,section
806: END
807: }
1.40 matthew 808: foreach (sort keys %currentlist) {
809: my ($sname,$sdom)=split(/\:/,$_);
810: my %reply=&Apache::lonnet::idrget($sdom,$sname);
811: my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid);
812: my %info=&Apache::lonnet::get('environment',
813: ['firstname','middlename',
814: 'lastname','generation'],
815: $sdom, $sname);
816: my ($tmp) = keys(%info);
817: if ($tmp =~ /^(con_lost|error|no_such_host)/i) {
1.41 matthew 818: $r->print( ($mode eq 'view' ?
819: '<tr><td colspan="6"><font color="red">' :'').
820: 'Internal error: unable to get environment '.
821: 'for '.$sname.' in domain '.$sdom.
822: ( $mode eq 'view' ?'</font></td></tr>' :''));
1.40 matthew 823: } else {
1.41 matthew 824: if ($mode eq 'view') {
825: $r->print(<<"END");
1.40 matthew 826: <tr>
827: <td>$sname</td>
828: <td>$sdom</td>
829: <td>$reply{$sname}</td>
830: <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td>
831: <td>$info{'generation'}</td>
832: <td>$ssec</td>
833: </tr>
834: END
1.41 matthew 835: } elsif ($mode eq 'csv') {
1.42 matthew 836: my @line = ();
837: foreach ($sname,$sdom,$reply{$sname},
838: $info{'lastname'},$info{'firstname'},
839: $info{'middlename'},$info{'generation'},$ssec) {
840: push @line,&Apache::loncommon::csv_translate($_);
841: }
842: my $tmp = $";
843: $" = '","';
844: $r->print("\"@line\"\n");
845: $" = $tmp;
1.41 matthew 846: }
1.40 matthew 847: }
848: }
1.41 matthew 849: $r->print('</table><br>') if ($mode eq 'view');
1.40 matthew 850: }
851:
1.11 www 852: # =================================================== Show student list to drop
853: sub show_drop_list {
854: my ($r,%currentlist)=@_;
855: my $cid=$ENV{'request.course.id'};
1.26 matthew 856: $r->print(<<'END');
1.32 matthew 857: <script>
858: function checkAll(field)
859: {
860: for (i = 0; i < field.length; i++)
861: field[i].checked = true ;
862: }
863:
864: function uncheckAll(field)
865: {
866: for (i = 0; i < field.length; i++)
867: field[i].checked = false ;
868: }
869: </script>
870: <p>
1.26 matthew 871: <input type="hidden" name="phase" value="four">
872: <table border=2>
873: <tr><th> </th><th>username</th><th>domain</th>
874: <th>ID</th><th>student name</th><th>generation</th>
875: <th>section</th></tr>
876: END
1.25 matthew 877: foreach (sort keys %currentlist) {
878: my ($sname,$sdom)=split(/\:/,$_);
879: my %reply=&Apache::lonnet::idrget($sdom,$sname);
880: my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid);
1.26 matthew 881: my %info=&Apache::lonnet::get('environment',
882: ['firstname','middlename',
883: 'lastname','generation'],
884: $sdom, $sname);
885: my ($tmp) = keys(%info);
886: if ($tmp =~ /^(con_lost|error|no_such_host)/i) {
887: $r->print('<tr><td colspan="7"><font color="red">'.
888: 'Internal error: unable to get environment '.
889: 'for '.$sname.' in domain '.$sdom.'</font></td></tr>');
890: } else {
891: $r->print(<<"END");
892: <tr>
893: <td><input type="checkbox" name="droplist" value="$_"></td>
894: <td>$sname</td>
895: <td>$sdom</td>
896: <td>$reply{$sname}</td>
897: <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td>
898: <td>$info{'generation'}</td>
899: <td>$ssec</td>
900: </tr>
901: END
902: }
1.25 matthew 903: }
904: $r->print('</table><br>');
1.32 matthew 905: $r->print(<<"END");
906: </p><p>
907: <input type="button" value="check all" onclick="javascript:checkAll(document.studentform.droplist)">
908: <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.droplist)">
909: <p><input type=submit value="Drop Students"></p>
910: END
1.10 www 911: }
912:
913: # ================================================= Drop/Add from uploaded file
914: sub upfile_drop_add {
915: my $r=shift;
1.24 albertel 916: &Apache::loncommon::load_tmp_file($r);
917: my @studentdata=&Apache::loncommon::upfile_record_sep();
1.26 matthew 918: my @keyfields = split(/\,/,$ENV{'form.keyfields'});
919: my $cid = $ENV{'request.course.id'};
1.25 matthew 920: my %fields=();
1.26 matthew 921: for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
1.25 matthew 922: if ($ENV{'form.upfile_associate'} eq 'reverse') {
923: if ($ENV{'form.f'.$i} ne 'none') {
924: $fields{$keyfields[$i]}=$ENV{'form.f'.$i};
925: }
926: } else {
927: $fields{$ENV{'form.f'.$i}}=$keyfields[$i];
928: }
929: }
1.26 matthew 930: #
931: my $startdate = $ENV{'form.startdate'};
932: my $enddate = $ENV{'form.enddate'};
1.25 matthew 933: if ($startdate=~/\D/) { $startdate=''; }
1.26 matthew 934: if ($enddate=~/\D/) { $enddate=''; }
1.31 matthew 935: # Determine domain and desired host (home server)
1.25 matthew 936: my $domain=$ENV{'form.lcdomain'};
1.31 matthew 937: my $desiredhost = $ENV{'form.lcserver'};
938: if (lc($desiredhost) eq 'default') {
939: $desiredhost = undef;
940: } else {
1.45 matthew 941: my %home_servers = &Apache::loncommon::get_library_servers($domain);
1.31 matthew 942: if (! exists($home_servers{$desiredhost})) {
943: $r->print('<font color="#ff0000">Error:</font>'.
944: 'Invalid home server specified');
945: return;
946: }
947: }
1.26 matthew 948: # Determine authentication mechanism
949: my $amode = '';
950: my $genpwd = '';
1.25 matthew 951: if ($ENV{'form.login'} eq 'krb') {
952: $amode='krb4';
1.28 matthew 953: $genpwd=$ENV{'form.krbarg'};
1.25 matthew 954: } elsif ($ENV{'form.login'} eq 'int') {
955: $amode='internal';
1.28 matthew 956: if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) {
957: $genpwd=$ENV{'form.intarg'};
1.25 matthew 958: }
959: } elsif ($ENV{'form.login'} eq 'loc') {
960: $amode='localauth';
961: if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {
962: $genpwd=$ENV{'form.locarg'};
963: }
964: }
965: unless (($domain=~/\W/) || ($amode eq '')) {
1.26 matthew 966: #######################################
967: ## Enroll Students ##
968: #######################################
1.25 matthew 969: $r->print('<h3>Enrolling Students</h3>');
970: my $count=0;
971: my $flushc=0;
972: my %student=();
1.26 matthew 973: # Get new classlist
1.25 matthew 974: foreach (@studentdata) {
975: my %entries=&Apache::loncommon::record_sep($_);
1.26 matthew 976: # Determine student name
1.25 matthew 977: unless (($entries{$fields{'username'}} eq '') ||
978: (!defined($entries{$fields{'username'}}))) {
1.26 matthew 979: my ($fname, $mname, $lname,$gen) = ('','','','');
1.25 matthew 980: if (defined($fields{'names'})) {
1.26 matthew 981: ($lname,$fname,$mname)=($entries{$fields{'names'}}=~
982: /([^\,]+)\,\s*(\w+)\s*(.*)$/);
1.25 matthew 983: } else {
984: if (defined($fields{'fname'})) {
985: $fname=$entries{$fields{'fname'}};
986: }
987: if (defined($fields{'mname'})) {
988: $mname=$entries{$fields{'mname'}};
989: }
990: if (defined($fields{'lname'})) {
991: $lname=$entries{$fields{'lname'}};
992: }
993: if (defined($fields{'gen'})) {
994: $gen=$entries{$fields{'gen'}};
995: }
996: }
997: if ($entries{$fields{'username'}}=~/\W/) {
998: $r->print('<p><b>Unacceptable username: '.
1.10 www 999: $entries{$fields{'username'}}.' for user '.
1.4 www 1000: $fname.' '.$mname.' '.$lname.' '.$gen.'</b><p>');
1.25 matthew 1001: } else {
1.26 matthew 1002: # determine section number
1.25 matthew 1003: my $sec='';
1004: my $username=$entries{$fields{'username'}};
1005: if (defined($fields{'sec'})) {
1006: if (defined($entries{$fields{'sec'}})) {
1007: $sec=$entries{$fields{'sec'}};
1008: }
1009: }
1.26 matthew 1010: # determine student id number
1.25 matthew 1011: my $id='';
1012: if (defined($fields{'id'})) {
1013: if (defined($entries{$fields{'id'}})) {
1014: $id=$entries{$fields{'id'}};
1015: }
1016: $id=~tr/A-Z/a-z/;
1017: }
1.26 matthew 1018: # determine student password
1.25 matthew 1019: my $password='';
1020: if ($genpwd) {
1021: $password=$genpwd;
1022: } else {
1023: if (defined($fields{'ipwd'})) {
1024: if ($entries{$fields{'ipwd'}}) {
1025: $password=$entries{$fields{'ipwd'}};
1026: }
1027: }
1028: }
1029: if ($password) {
1.33 matthew 1030: &modifystudent($domain,$username,$cid,$sec,
1031: $desiredhost);
1.25 matthew 1032: my $reply=&Apache::lonnet::modifystudent
1033: ($domain,$username,$id,$amode,$password,
1034: $fname,$mname,$lname,$gen,$sec,$enddate,
1.31 matthew 1035: $startdate,$ENV{'form.forceid'},$desiredhost);
1.26 matthew 1036: if ($reply ne 'ok') {
1037: $r->print('<p><b>'.
1038: 'Error enrolling '.$username.': '.
1039: $reply.'</b></p>');
1.10 www 1040: } else {
1.7 www 1041: $count++; $flushc++;
1042: $student{$username}=1;
1.6 www 1043: $r->print('. ');
1.7 www 1044: if ($flushc>15) {
1045: $r->rflush;
1046: $flushc=0;
1047: }
1.6 www 1048: }
1.25 matthew 1049: } else {
1050: $r->print("<p><b>No password for $username</b><p>");
1051: }
1052: }
1.26 matthew 1053: }
1054: } # end of foreach (@studentdata)
1.25 matthew 1055: $r->print('<p>Processed Students: '.$count);
1.26 matthew 1056: #####################################
1057: # Drop students #
1058: #####################################
1.25 matthew 1059: if ($ENV{'form.fullup'} eq 'yes') {
1060: $r->print('<h3>Dropping Students</h3>');
1.26 matthew 1061: # Get current classlist
1.27 matthew 1062: my ($error,%currentlist)=&get_current_classlist
1.26 matthew 1063: ($ENV{'course.'.$cid.'.domain'},
1064: $ENV{'course.'.$cid.'.num'});
1.27 matthew 1065: if (defined($error)) {
1066: $r->print('<pre>ERROR:$error</pre>');
1067: }
1.26 matthew 1068: if (defined(%currentlist)) {
1069: # Drop the students
1.25 matthew 1070: foreach (@studentdata) {
1071: my %entries=&Apache::loncommon::record_sep($_);
1072: unless (($entries{$fields{'username'}} eq '') ||
1073: (!defined($entries{$fields{'username'}}))) {
1.26 matthew 1074: delete($currentlist{$entries{$fields{'username'}}.
1075: ':'.$domain});
1.25 matthew 1076: }
1077: }
1.26 matthew 1078: # Print out list of dropped students
1.25 matthew 1079: &show_drop_list($r,%currentlist);
1080: } else {
1.27 matthew 1081: $r->print("There are no students currently enrolled.\n");
1.25 matthew 1082: }
1083: }
1.26 matthew 1084: } # end of unless
1.10 www 1085: }
1086:
1.11 www 1087: # ================================================================== Phase four
1088: sub drop_student_list {
1089: my $r=shift;
1090: my $count=0;
1.35 matthew 1091: my @droplist;
1092: if (ref($ENV{'form.droplist'})) {
1093: @droplist = @{$ENV{'form.droplist'}};
1094: } else {
1095: @droplist = ($ENV{'form.droplist'});
1096: }
1097: foreach (@droplist) {
1.26 matthew 1098: my ($uname,$udom)=split(/\:/,$_);
1.35 matthew 1099: my $result = &modifystudent($udom,$uname,$ENV{'request.course.id'});
1.37 matthew 1100: if ($result eq 'ok' || $result eq 'ok:') {
1.35 matthew 1101: $r->print('Dropped '.$uname.' at '.$udom.'<br>');
1102: } else {
1103: $r->print('Error dropping '.$uname.' at '.$udom.': '.$result.
1104: '<br />');
1105: }
1.26 matthew 1106: $count++;
1.20 harris41 1107: }
1.11 www 1108: $r->print('<p><b>Dropped '.$count.' student(s).</b>');
1109: $r->print('<p>Re-enrollment will re-activate data.');
1110: }
1111:
1.10 www 1112: # ================================================================ Main Handler
1113: sub handler {
1.26 matthew 1114: my $r=shift;
1115: if ($r->header_only) {
1116: $r->content_type('text/html');
1117: $r->send_http_header;
1118: return OK;
1119: }
1120: # Needs to be in a course
1121: if (($ENV{'request.course.fn'}) &&
1122: (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) {
1123: # Start page
1.41 matthew 1124: $r->content_type('text/html') if (! exists($ENV{'form.viewcsv'}));
1.26 matthew 1125: $r->send_http_header;
1.41 matthew 1126: $r->print(&header()) if (! exists($ENV{'form.viewcsv'}));
1.26 matthew 1127: # Phase one, initial screen
1128: unless ($ENV{'form.phase'}) {
1129: &menu_phase_one($r);
1130: }
1131: # Phase two
1132: if ($ENV{'form.associate'} eq 'Reverse Association') {
1133: $ENV{'form.phase'} = 'two';
1134: if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
1135: $ENV{'form.upfile_associate'} = 'reverse';
1136: } else {
1137: $ENV{'form.upfile_associate'} = 'forward';
1138: }
1139: }
1140: if ($ENV{'form.phase'} eq 'two') {
1141: if ($ENV{'form.fileupload'}) {
1142: &menu_phase_two_upload($r);
1143: } elsif ($ENV{'form.enroll'}) {
1144: &menu_phase_two_enroll($r);
1145: } elsif ($ENV{'form.drop'}) {
1146: &menu_phase_two_drop($r);
1.40 matthew 1147: } elsif ($ENV{'form.view'}) {
1148: &menu_phase_two_view($r);
1.41 matthew 1149: } elsif ($ENV{'form.viewcsv'}) {
1150: &menu_phase_two_viewcsv($r);
1.26 matthew 1151: }
1152: }
1153: # Phase three
1154: if ($ENV{'form.phase'} eq 'three') {
1155: if ($ENV{'form.datatoken'}) {
1156: &upfile_drop_add($r);
1157: }
1158: }
1159: # Phase four
1160: if ($ENV{'form.phase'} eq 'four') {
1161: &drop_student_list($r);
1162: }
1163: # Phase five
1164: if ($ENV{'form.phase'} eq 'five') {
1165: &enroll_single_student($r);
1166: }
1167: # End
1.41 matthew 1168: $r->print('</form></body></html>') if (! exists($ENV{'form.viewcsv'}));
1.26 matthew 1169: } else {
1170: # Not in a course, or not allowed to modify parms
1171: $ENV{'user.error.msg'}=
1172: "/adm/dropadd:cst:0:0:Cannot drop or add students";
1173: return HTTP_NOT_ACCEPTABLE;
1174: }
1175: return OK;
1.1 www 1176: }
1177:
1178: 1;
1179: __END__
1180:
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