Annotation of loncom/interface/londropadd.pm, revision 1.52
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to drop and add students in courses
3: #
1.52 ! matthew 4: # $Id: londropadd.pm,v 1.51 2002/09/18 14:17:47 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: #
1.50 matthew 34: ###############################################################
35: ###############################################################
1.1 www 36:
37: package Apache::londropadd;
38:
39: use strict;
1.24 albertel 40: use Apache::lonnet();
41: use Apache::loncommon();
1.50 matthew 42: use Apache::lonhtmlcommon();
1.1 www 43: use Apache::Constants qw(:common :http REDIRECT);
44:
1.50 matthew 45: ###############################################################
46: ###############################################################
1.10 www 47: sub header {
1.46 www 48: my $bodytag=&Apache::loncommon::bodytag('Enrollment Manager');
1.27 matthew 49: return(<<ENDHEAD);
1.1 www 50: <html>
51: <head>
1.40 matthew 52: <title>LON-CAPA Enrollment Manager</title>
1.1 www 53: </head>
1.46 www 54: $bodytag
1.40 matthew 55: <form method="post" enctype="multipart/form-data"
56: action="/adm/dropadd" name="studentform">
1.1 www 57: ENDHEAD
1.10 www 58: }
59:
1.50 matthew 60: ###############################################################
61: ###############################################################
62: # Drop student from all sections of a course, except optional $csec
1.26 matthew 63: sub modifystudent {
1.33 matthew 64: my ($udom,$unam,$courseid,$csec,$desiredhost)=@_;
1.26 matthew 65: # if $csec is undefined, drop the student from all the courses matching
66: # this one. If $csec is defined, drop them from all other sections of
67: # this course and add them to section $csec
1.25 matthew 68: $courseid=~s/\_/\//g;
69: $courseid=~s/^(\w)/\/$1/;
1.26 matthew 70: my %roles = &Apache::lonnet::dump('roles',$udom,$unam);
71: my ($tmp) = keys(%roles);
72: # Bail out if we were unable to get the students roles
1.35 matthew 73: return "$1" if ($tmp =~ /^(con_lost|error|no_such_host)/i);
1.26 matthew 74: # Go through the roles looking for enrollment in this course
1.35 matthew 75: my $result = '';
1.26 matthew 76: foreach my $course (keys(%roles)) {
1.35 matthew 77: if ($course=~/^$courseid(?:\/)*(?:\s+)*(\w+)*\_st$/) {
1.26 matthew 78: # We are in this course
1.25 matthew 79: my $section=$1;
1.26 matthew 80: $section='' if ($course eq $courseid.'_st');
1.35 matthew 81: if ( ((!$section) && (!$csec)) || ($section ne $csec) ) {
1.27 matthew 82: my (undef,$end,$start)=split(/\_/,$roles{$course});
1.25 matthew 83: my $now=time;
1.50 matthew 84: # if this is an active role
1.27 matthew 85: if (!($start && ($now<$start)) || !($end && ($now>$end))) {
1.25 matthew 86: my $reply=&Apache::lonnet::modifystudent
1.33 matthew 87: ($udom,$unam,'','','','','','','',
88: $section,time,undef,undef,$desiredhost);
1.35 matthew 89: $result .= $reply.':';
1.25 matthew 90: }
1.10 www 91: }
92: }
1.20 harris41 93: }
1.35 matthew 94: if ($result eq '') {
95: $result eq 'Unable to find section for this student';
1.37 matthew 96: } else {
97: $result =~ s/(ok:)+/ok/g;
1.35 matthew 98: }
99: return $result;
1.10 www 100: }
101:
1.50 matthew 102: ###############################################################
103: ###############################################################
104: # build a domain and server selection form
1.31 matthew 105: sub domain_form {
106: my ($defdom) = @_;
107: # Set up domain and server selection forms
108: #
109: # Get the domains
110: my @domains = &Apache::loncommon::get_domains();
111: # build up the menu information to be passed to
112: # &Apache::loncommon::linked_select_forms
113: my %select_menus;
114: foreach my $dom (@domains) {
115: # set up the text for this domain
116: $select_menus{$dom}->{'text'}= $dom;
117: # we want a choice of 'default' as the default in the second menu
118: $select_menus{$dom}->{'default'}= 'default';
119: $select_menus{$dom}->{'select2'}->{'default'} = 'default';
120: # Now build up the other items in the second menu
1.45 matthew 121: my %servers = &Apache::loncommon::get_library_servers($dom);
1.31 matthew 122: foreach my $server (keys(%servers)) {
123: $select_menus{$dom}->{'select2'}->{$server}
124: = "$server $servers{$server}";
125: }
126: }
127: my $result = &Apache::loncommon::linked_select_forms
128: ('studentform',' with home server ',$defdom,
129: 'lcdomain','lcserver',\%select_menus);
130: return $result;
131: }
132:
1.50 matthew 133: ###############################################################
134: ###############################################################
135: # Menu Phase One
136: sub print_main_menu {
1.10 www 137: my $r=shift;
1.48 matthew 138: $r->print(<<END);
139: <p>
1.50 matthew 140: <font size="+1">
141: <a href="/adm/dropadd?action=upload">Upload a course list</a>
142: </font>
143: </p><p>
144: <font size="+1">
145: <a href="/adm/dropadd?action=enrollstudent">Enroll a single student</a>
146: </font>
1.48 matthew 147: </p><p>
1.50 matthew 148: <font size="+1">
149: <a href="/adm/dropadd?action=modifystudent">Modify student data</a>
150: </font>
1.48 matthew 151: </p><p>
1.50 matthew 152: <font size="+1">
153: <a href="/adm/dropadd?action=classlist">View Classlist</a>
154: </font>
1.48 matthew 155: </p><p>
1.50 matthew 156: <font size="+1">
157: <a href="/adm/dropadd?action=drop">Drop Students</a>
158: </font>
1.48 matthew 159: </p>
160: END
1.10 www 161: }
162:
1.50 matthew 163: ###############################################################
164: ###############################################################
165: sub print_upload_manager_header {
1.23 albertel 166: my ($r,$datatoken,$distotal,$krbdefdom)=@_;
1.24 albertel 167: my $javascript;
1.50 matthew 168: if (! exists($ENV{'form.upfile_associate'})) {
169: $ENV{'form.upfile_associate'} = 'forward';
170: }
171: if ($ENV{'form.associate'} eq 'Reverse Association') {
172: if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
173: $ENV{'form.upfile_associate'} = 'reverse';
174: } else {
175: $ENV{'form.upfile_associate'} = 'forward';
176: }
177: }
1.24 albertel 178: if ($ENV{'form.upfile_associate'} eq 'reverse') {
1.50 matthew 179: $javascript=&upload_manager_javascript_reverse_associate();
1.24 albertel 180: } else {
1.50 matthew 181: $javascript=&upload_manager_javascript_forward_associate();
1.24 albertel 182: }
183: my $javascript_validations=&javascript_validations($krbdefdom);
1.10 www 184: $r->print(<<ENDPICK);
1.40 matthew 185: <h3>Uploading Class List</h3>
1.2 www 186: <hr>
187: <h3>Identify fields</h3>
1.22 albertel 188: Total number of records found in file: $distotal <hr />
189: Enter as many fields as you can. The system will inform you and bring you back
190: to this page if the data selected is insufficient to run your class.<hr />
1.36 albertel 191: <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
1.50 matthew 192: <input type="hidden" name="action" value="upload" />
193: <input type="hidden" name="state" value="got_file" />
1.36 albertel 194: <input type="hidden" name="associate" value="" />
1.26 matthew 195: <input type="hidden" name="datatoken" value="$datatoken" />
1.24 albertel 196: <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
197: <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
1.26 matthew 198: <input type="hidden" name="upfile_associate"
199: value="$ENV{'form.upfile_associate'}" />
1.24 albertel 200: <hr />
1.28 matthew 201: <script type="text/javascript" language="Javascript">
1.24 albertel 202: $javascript
203: $javascript_validations
204: </script>
205: ENDPICK
206: }
207:
1.50 matthew 208: ###############################################################
209: ###############################################################
1.24 albertel 210: sub javascript_validations {
211: my ($krbdefdom)=@_;
1.28 matthew 212: my %param = ( formname => 'studentform',
213: kerb_def_dom => $krbdefdom );
214: my $authheader = &Apache::loncommon::authform_header(%param);
1.24 albertel 215: return (<<ENDPICK);
216: function verify_message (vf,founduname,foundpwd,foundname,foundid,foundsec) {
1.3 www 217: var foundatype=0;
218: var message='';
219: if (founduname==0) {
1.28 matthew 220: alert('You need to specify the username field');
1.3 www 221: return;
222: }
1.29 matthew 223: if (current.radiovalue == null || current.radiovalue == 'nochange') {
1.28 matthew 224: // They did not check any of the login radiobuttons.
225: alert('You must choose an authentication type');
226: return;
227: }
228: foundatype=1;
1.29 matthew 229: if (current.argfield == null || current.argfield == '') {
1.28 matthew 230: var alertmsg = '';
1.29 matthew 231: switch (current.value) {
1.28 matthew 232: case 'krb':
233: alertmsg = 'You need to specify the Kerberos domain';
234: break;
235: case 'loc':
236: case 'fsys':
237: alertmsg = 'You need to specify the initial password';
238: break;
239: case 'fsys':
240: alertmsg = '';
241: break;
242: default:
243: alertmsg = '';
1.3 www 244: }
1.28 matthew 245: if (alertmsg != '') {
246: alert(alertmsg);
1.3 www 247: return;
248: }
249: }
1.28 matthew 250:
1.3 www 251: if (foundname==0) { message='No name fields specified. '; }
252: if (foundid==0) { message+='No ID or student number field specified. '; }
253: if (foundsec==0) { message+='No section or group field specified. '; }
1.4 www 254: if (vf.startdate.value=='') {
255: message+='No starting date set. ';
1.3 www 256: }
1.4 www 257: if (vf.enddate.value=='') {
258: message+='No ending date set. ';
259: }
260: if ((vf.enddate.value!='') && (vf.startdate.value!='')) {
1.10 www 261: if (Math.round(vf.enddate.value)<Math.round(vf.startdate.value)) {
1.4 www 262: alert('Ending date is before starting date');
263: return;
264: }
265: }
266: if (message!='') {
267: message+='Continue enrollment?';
268: if (confirm(message)) {
269: pclose();
1.50 matthew 270: vf.state.value='enrolling';
1.4 www 271: vf.submit();
272: }
273: } else {
274: pclose();
1.50 matthew 275: vf.state.value='enrolling';
1.4 www 276: vf.submit();
1.24 albertel 277: }
1.3 www 278: }
279:
280:
1.4 www 281: function pclose() {
282: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
283: "height=350,width=350,scrollbars=no,menubar=no");
284: parmwin.close();
285: }
286:
287: function pjump(type,dis,value,marker,ret,call) {
288: parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
289: +"&value="+escape(value)+"&marker="+escape(marker)
290: +"&return="+escape(ret)
291: +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
292: "height=350,width=350,scrollbars=no,menubar=no");
293:
294: }
295:
296: function dateset() {
297: if (document.studentform.pres_marker.value=='end') {
298: document.studentform.enddate.value=
299: document.studentform.pres_value.value;
300: }
301: if (document.studentform.pres_marker.value=='start') {
302: document.studentform.startdate.value=
303: document.studentform.pres_value.value;
304: }
305: pclose();
306: }
1.3 www 307:
1.28 matthew 308: $authheader
1.24 albertel 309: ENDPICK
1.28 matthew 310:
1.24 albertel 311: }
312:
1.50 matthew 313: ###############################################################
314: ###############################################################
315: sub upload_manager_javascript_forward_associate {
1.24 albertel 316: return(<<ENDPICK);
317: function verify(vf) {
318: var founduname=0;
319: var foundpwd=0;
320: var foundname=0;
321: var foundid=0;
322: var foundsec=0;
323: var tw;
324: for (i=0;i<=vf.nfields.value;i++) {
325: tw=eval('vf.f'+i+'.selectedIndex');
326: if (tw==1) { founduname=1; }
327: if ((tw>=2) && (tw<=6)) { foundname=1; }
328: if (tw==7) { foundid=1; }
329: if (tw==8) { foundsec=1; }
330: if (tw==9) { foundpwd=1; }
331: }
332: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
333: }
334:
1.49 matthew 335: //
336: // vf = this.form
337: // tf = column number
338: //
339: // values of nw
340: //
341: // 0 = none
342: // 1 = username
343: // 2 = names (lastname, firstnames)
344: // 3 = fname (firstname)
345: // 4 = mname (middlename)
346: // 5 = lname (lastname)
347: // 6 = gen (generation)
348: // 7 = id
349: // 8 = section
350: // 9 = ipwd (password)
351: //
1.24 albertel 352: function flip(vf,tf) {
353: var nw=eval('vf.f'+tf+'.selectedIndex');
354: var i;
1.49 matthew 355: // make sure no other columns are labeled the same as this one
1.24 albertel 356: for (i=0;i<=vf.nfields.value;i++) {
357: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
358: eval('vf.f'+i+'.selectedIndex=0;')
359: }
360: }
1.49 matthew 361: // If we set this to 'lastname, firstnames', clear out all the ones
362: // set to 'fname','mname','lname','gen' (3,4,5,6) currently.
1.24 albertel 363: if (nw==2) {
364: for (i=0;i<=vf.nfields.value;i++) {
365: if ((eval('vf.f'+i+'.selectedIndex')>=3) &&
366: (eval('vf.f'+i+'.selectedIndex')<=6)) {
367: eval('vf.f'+i+'.selectedIndex=0;')
368: }
369: }
370: }
1.49 matthew 371: // If we set this to one of 'fname','mname','lname','gen' (3,4,5,6),
372: // clear out any that are set to 'lastname, firstnames' (2)
1.24 albertel 373: if ((nw>=3) && (nw<=6)) {
374: for (i=0;i<=vf.nfields.value;i++) {
375: if (eval('vf.f'+i+'.selectedIndex')==2) {
376: eval('vf.f'+i+'.selectedIndex=0;')
377: }
378: }
379: }
1.49 matthew 380: // If we set the password, make the password form below correspond to
381: // the new value.
1.24 albertel 382: if (nw==9) {
1.28 matthew 383: changed_radio('int',document.studentform);
384: set_auth_radio_buttons('int',document.studentform);
385: vf.intarg.value='';
386: vf.krbarg.value='';
1.24 albertel 387: vf.locarg.value='';
388: }
389: }
390:
391: function clearpwd(vf) {
392: var i;
393: for (i=0;i<=vf.nfields.value;i++) {
394: if (eval('vf.f'+i+'.selectedIndex')==9) {
395: eval('vf.f'+i+'.selectedIndex=0;')
396: }
397: }
398: }
399:
400: ENDPICK
401: }
402:
1.50 matthew 403: ###############################################################
404: ###############################################################
405: sub upload_manager_javascript_reverse_associate {
1.24 albertel 406: return(<<ENDPICK);
407: function verify(vf) {
408: var founduname=0;
409: var foundpwd=0;
410: var foundname=0;
411: var foundid=0;
412: var foundsec=0;
413: var tw;
414: for (i=0;i<=vf.nfields.value;i++) {
415: tw=eval('vf.f'+i+'.selectedIndex');
416: if (i==0 && tw!=0) { founduname=1; }
417: if (((i>=1) && (i<=5)) && tw!=0 ) { foundname=1; }
418: if (i==6 && tw!=0) { foundid=1; }
419: if (i==7 && tw!=0) { foundsec=1; }
420: if (i==8 && tw!=0) { foundpwd=1; }
421: }
422: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
423: }
424:
425: function flip(vf,tf) {
426: var nw=eval('vf.f'+tf+'.selectedIndex');
427: var i;
428: // picked the all one one name field, reset the other name ones to blank
429: if (tf==1 && nw!=0) {
430: for (i=2;i<=5;i++) {
431: eval('vf.f'+i+'.selectedIndex=0;')
432: }
433: }
434: //picked one of the piecewise name fields, reset the all in
435: //one field to blank
436: if ((tf>=2) && (tf<=5) && (nw!=0)) {
437: eval('vf.f1.selectedIndex=0;')
438: }
439: // intial password specified, pick internal authentication
440: if (tf==8 && nw!=0) {
1.28 matthew 441: changed_radio('int',document.studentform);
442: set_auth_radio_buttons('int',document.studentform);
443: vf.krbarg.value='';
444: vf.intarg.value='';
1.24 albertel 445: vf.locarg.value='';
446: }
447: }
448:
449: function clearpwd(vf) {
450: var i;
451: if (eval('vf.f8.selectedIndex')!=0) {
452: eval('vf.f8.selectedIndex=0;')
453: }
454: }
1.2 www 455: ENDPICK
1.23 albertel 456: }
1.10 www 457:
1.50 matthew 458: ###############################################################
459: ###############################################################
460: sub print_upload_manager_footer {
1.23 albertel 461: my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_;
1.28 matthew 462: my %param = ( formname => 'document.studentform');
463: my $krbform = &Apache::loncommon::authform_kerberos(%param);
464: my $intform = &Apache::loncommon::authform_internal(%param);
465: my $locform = &Apache::loncommon::authform_local(%param);
1.31 matthew 466: my $domform = &domain_form($defdom);
1.23 albertel 467: $r->print(<<ENDPICK);
1.3 www 468: </table>
1.10 www 469: <input type=hidden name=nfields value=$i>
470: <input type=hidden name=keyfields value="$keyfields">
1.3 www 471: <h3>Login Type</h3>
1.15 albertel 472: <p>Note: this will not take effect if the user already exists</p>
473: <p>
1.28 matthew 474: $krbform
1.15 albertel 475: </p>
476: <p>
1.28 matthew 477: $intform
1.15 albertel 478: </p>
479: <p>
1.28 matthew 480: $locform
1.15 albertel 481: </p>
1.5 www 482: <h3>LON-CAPA Domain for Students</h3>
1.29 matthew 483: LON-CAPA domain: $domform <p>
1.5 www 484: <h3>Starting and Ending Dates</h3>
1.26 matthew 485: <input type="hidden" value='' name="pres_value" >
486: <input type="hidden" value='' name="pres_type" >
487: <input type="hidden" value='' name="pres_marker" >
488: <input type="hidden" value='$today' name="startdate" >
489: <input type="hidden" value='$halfyear' name="enddate" >
1.4 www 490: <a
491: href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"
492: >Set Starting Date</a><p>
493:
494: <a
495: href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
496: >Set Ending Date</a><p>
1.5 www 497: <h3>Full Update</h3>
498: <input type=checkbox name=fullup value=yes> Full update
1.11 www 499: (also print list of users not enrolled anymore)<p>
1.18 www 500: <h3>ID/Student Number</h3>
501: <input type=checkbox name=forceid value=yes>
502: Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
1.19 www 503: (only do if you know what you are doing)<p>
1.36 albertel 504: <input type="button" onClick="javascript:verify(this.form)" value="Update Courselist" /><br />
1.50 matthew 505: Note: for large courses, this operation may be time consuming.
1.3 www 506: ENDPICK
1.23 albertel 507: }
1.24 albertel 508:
1.23 albertel 509: # ======================================================= Menu Phase Two Upload
1.50 matthew 510: sub print_upload_manager_form {
1.23 albertel 511: my $r=shift;
1.26 matthew 512:
1.24 albertel 513: my $datatoken;
514: if (!$ENV{'form.datatoken'}) {
1.26 matthew 515: $datatoken=&Apache::loncommon::upfile_store($r);
1.24 albertel 516: } else {
1.26 matthew 517: $datatoken=$ENV{'form.datatoken'};
518: &Apache::loncommon::load_tmp_file($r);
1.24 albertel 519: }
520: my @records=&Apache::loncommon::upfile_record_sep();
1.23 albertel 521: my $total=$#records;
522: my $distotal=$total+1;
523: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
524: my $krbdefdom=$1;
525: $krbdefdom=~tr/a-z/A-Z/;
526: my $today=time;
527: my $halfyear=$today+15552000;
528: my $defdom=$r->dir_config('lonDefDomain');
1.50 matthew 529: &print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom);
1.24 albertel 530: my $i;
531: my $keyfields;
1.23 albertel 532: if ($total>=0) {
1.50 matthew 533: my @d=(['username','Username'],
534: ['names','Last Name, First Names'],
535: ['fname','First Name'],
536: ['mname','Middle Names/Initials'],
537: ['lname','Last Name'],
538: ['gen','Generation'],
539: ['id','ID/Student Number'],
540: ['sec','Group/Section'],
1.24 albertel 541: ['ipwd','Initial Password']);
542: if ($ENV{'form.upfile_associate'} eq 'reverse') {
543: &Apache::loncommon::csv_print_samples($r,\@records);
544: $i=&Apache::loncommon::csv_print_select_table($r,\@records,\@d);
545: foreach (@d) { $keyfields.=$_->[0].','; }
546: chop($keyfields);
547: } else {
548: unshift(@d,['none','']);
549: $i=&Apache::loncommon::csv_samples_select_table($r,\@records,\@d);
550: my %sone=&Apache::loncommon::record_sep($records[0]);
551: $keyfields=join(',',sort(keys(%sone)));
1.23 albertel 552: }
553: }
1.50 matthew 554: &print_upload_manager_footer($r,$i,$keyfields,$defdom,$today,$halfyear);
1.10 www 555: }
556:
1.12 www 557: # ======================================================= Enroll single student
558: sub enroll_single_student {
559: my $r=shift;
560: $r->print('<h3>Enrolling Student</h3>');
1.34 matthew 561: $r->print('<p>Enrolling '.$ENV{'form.cuname'}." in domain ".
562: $ENV{'form.lcdomain'}.'</p>');
1.12 www 563: if (($ENV{'form.cuname'})&&($ENV{'form.cuname'}!~/\W/)&&
1.31 matthew 564: ($ENV{'form.lcdomain'})&&($ENV{'form.lcdomain'}!~/\W/)) {
565: # Deal with home server selection
566: my $domain=$ENV{'form.lcdomain'};
567: my $desiredhost = $ENV{'form.lcserver'};
568: if (lc($desiredhost) eq 'default') {
569: $desiredhost = undef;
570: } else {
1.45 matthew 571: my %home_servers =&Apache::loncommon::get_library_servers($domain);
1.31 matthew 572: if (! exists($home_servers{$desiredhost})) {
573: $r->print('<font color="#ff0000">Error:</font>'.
574: 'Invalid home server specified');
575: return;
576: }
577: }
1.34 matthew 578: $r->print(" with server $desiredhost :") if (defined($desiredhost));
1.31 matthew 579: # End of home server selection logic
1.12 www 580: my $amode='';
581: my $genpwd='';
582: if ($ENV{'form.login'} eq 'krb') {
1.47 albertel 583: $amode='krb';
584: $amode.=$ENV{'form.krbver'};
1.28 matthew 585: $genpwd=$ENV{'form.krbarg'};
1.12 www 586: } elsif ($ENV{'form.login'} eq 'int') {
1.26 matthew 587: $amode='internal';
1.28 matthew 588: $genpwd=$ENV{'form.intarg'};
1.15 albertel 589: } elsif ($ENV{'form.login'} eq 'loc') {
590: $amode='localauth';
591: $genpwd=$ENV{'form.locarg'};
592: if (!$genpwd) { $genpwd=" "; }
593: }
1.34 matthew 594: my $home = &Apache::lonnet::homeserver($ENV{'form.cuname'},
595: $ENV{'form.lcdomain'});
596: if ((($amode) && ($genpwd)) || ($home ne 'no_host')) {
1.33 matthew 597: &modifystudent($ENV{'form.lcdomain'},$ENV{'form.cuname'},
598: $ENV{'request.course.id'},$ENV{'form.csec'},
599: $desiredhost);
1.26 matthew 600: $r->print(&Apache::lonnet::modifystudent(
1.31 matthew 601: $ENV{'form.lcdomain'},$ENV{'form.cuname'},
1.26 matthew 602: $ENV{'form.cstid'},$amode,$genpwd,
603: $ENV{'form.cfirst'},$ENV{'form.cmiddle'},
604: $ENV{'form.clast'},$ENV{'form.cgen'},
605: $ENV{'form.csec'},$ENV{'form.enddate'},
1.31 matthew 606: $ENV{'form.startdate'},$ENV{'form.forceid'},
607: $desiredhost));
1.12 www 608: } else {
1.34 matthew 609: $r->print('<p><font color="#ff0000">ERROR</font> '.
610: 'Invalid login mode or password. '.
611: 'Unable to enroll '.$ENV{'form.cuname'}.'.</p>');
1.12 www 612: }
613: } else {
614: $r->print('Invalid username or domain');
1.26 matthew 615: }
1.12 www 616: }
617:
1.10 www 618: # ======================================================= Menu Phase Two Enroll
1.50 matthew 619: sub print_enroll_single_student_form {
1.10 www 620: my $r=shift;
1.40 matthew 621: $r->print("<h3>Enroll One Student</h3>");
1.26 matthew 622: my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
1.11 www 623: $krbdefdom=~tr/a-z/A-Z/;
1.26 matthew 624: my $today = time;
625: my $halfyear = $today+15552000;
1.11 www 626: my $defdom=$r->dir_config('lonDefDomain');
1.24 albertel 627: my $javascript_validations=&javascript_validations($krbdefdom);
1.28 matthew 628: # Set up authentication forms
629: my %param = ( formname => 'document.studentform');
630: my $krbform = &Apache::loncommon::authform_kerberos(%param);
631: my $intform = &Apache::loncommon::authform_internal(%param);
632: my $locform = &Apache::loncommon::authform_local(%param);
1.29 matthew 633: # Set up domain selection form
1.31 matthew 634: my $domform = &domain_form($defdom);
1.28 matthew 635: # Print it all out
1.50 matthew 636: $r->print(<<END);
637: <input type="hidden" name="action" value="enrollstudent">
638: <input type="hidden" name="state" value="done">
639:
1.28 matthew 640: <script type="text/javascript" language="Javascript">
1.12 www 641: function verify(vf) {
642: var founduname=0;
643: var foundpwd=0;
644: var foundname=0;
645: var foundid=0;
646: var foundsec=0;
647: var tw;
1.26 matthew 648: if ((typeof(vf.cuname.value) !="undefined") && (vf.cuname.value!='') &&
1.31 matthew 649: (typeof(vf.lcdomain.value)!="undefined") && (vf.lcdomain.value!='')) {
1.12 www 650: founduname=1;
651: }
1.14 harris41 652: if ((typeof(vf.cfirst.value)!="undefined") && (vf.cfirst.value!='') &&
1.26 matthew 653: (typeof(vf.clast.value) !="undefined") && (vf.clast.value!='')) {
1.12 www 654: foundname=1;
655: }
1.14 harris41 656: if ((typeof(vf.csec.value)!="undefined") && (vf.csec.value!='')) {
1.12 www 657: foundsec=1;
658: }
1.14 harris41 659: if ((typeof(vf.cstid.value)!="undefined") && (vf.cstid.value!='')) {
1.12 www 660: foundid=1;
661: }
662: if (founduname==0) {
663: alert('You need to specify at least the username and domain fields');
664: return;
665: }
1.24 albertel 666: verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
1.12 www 667: }
668:
1.24 albertel 669: $javascript_validations
1.12 www 670:
1.24 albertel 671: function clearpwd(vf) {
672: //nothing else needs clearing
1.15 albertel 673: }
674:
1.12 www 675: </script>
1.11 www 676: <h3>Personal Data</h3>
1.50 matthew 677: <table>
678: <tr><td>First Name:</td><td> <input type="text" name="cfirst" size="15"></td></tr>
679: <tr><td>Middle Name:</td><td> <input type="text" name="cmiddle" size="15"></td></tr>
680: <tr><td>Last Name: </td><td><input type="text" name="clast" size="15"></td></tr>
681: <tr><td>Generation: </td><td><input type="text" name="cgen" size="5"> </td></tr>
682: </table>
1.11 www 683:
1.12 www 684: <h3>Login Data</h3>
1.26 matthew 685: <p>Username: <input type="text" name="cuname" size="15"></p>
1.29 matthew 686: <p>Domain: $domform</p>
1.26 matthew 687: <p>Note: login settings below will not take effect if the user already exists
688: </p><p>
1.28 matthew 689: $krbform
1.26 matthew 690: </p><p>
1.28 matthew 691: $intform
1.26 matthew 692: </p><p>
1.28 matthew 693: $locform
1.26 matthew 694: </p><p>
1.50 matthew 695:
696: <h3>Course Data</h3>
697:
698: <p>Group/Section: <input type="text" name="csec" size="5" />
699: <p>
700: <!-- Date setting form elements -->
701: <input type="hidden" name="pres_value" value='' />
702: <input type="hidden" name="pres_type" value='' />
703: <input type="hidden" name="pres_marker" value='' />
704: <input type="hidden" name="startdate" value='$today' />
705: <input type="hidden" name="enddate" value='$halfyear' />
1.26 matthew 706: </p><p>
1.11 www 707: <a
708: href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"
1.26 matthew 709: >Set Starting Date</a>
710: </p><p>
1.11 www 711: <a
712: href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
1.26 matthew 713: >Set Ending Date</a>
1.50 matthew 714: </p>
715: <h3>ID/Student Number</h3>
716: <p>
717: ID/Student Number: <input type="text" name="cstid" size="10">
1.26 matthew 718: </p><p>
719: <input type="checkbox" name="forceid" value="yes">
1.18 www 720: Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
1.50 matthew 721: (only do if you know what you are doing)
722: </p><p>
723: <input type="button" onClick="verify(this.form)" value="Enroll as student">
1.26 matthew 724: </p>
1.50 matthew 725: END
726: return;
1.10 www 727: }
728:
1.26 matthew 729: # =================================================== get the current classlist
730: sub get_current_classlist {
1.51 matthew 731: my $r = shift;
732: # Call DownloadClasslist
733: my $cid = $ENV{'request.course.id'};
734: my $c = $r->connection;
735: my $classlisthash = &Apache::loncoursedata::DownloadClasslist
736: ($cid,'Not downloaded',$c);
737: # Call ProcessClasslist
738: my %cache;
739: my @students = &Apache::loncoursedata::ProcessClasslist(\%cache,
740: $classlisthash,
741: $cid,$c);
742: return (\@students,\%cache);
1.26 matthew 743: }
744:
1.10 www 745: # ========================================================= Menu Phase Two Drop
1.51 matthew 746: sub print_drop_menu {
1.10 www 747: my $r=shift;
1.40 matthew 748: $r->print("<h3>Drop Students</h3>");
1.11 www 749: my $cid=$ENV{'request.course.id'};
1.51 matthew 750: my ($student_array,$student_data)=&get_current_classlist($r);
751: if (! scalar(@$student_array)) {
1.27 matthew 752: $r->print("There are no students currently enrolled.\n");
1.51 matthew 753: return;
1.25 matthew 754: }
1.51 matthew 755: # Print out the available choices
756: &show_drop_list($student_array,$student_data,$r);
757: return;
1.11 www 758: }
759:
1.40 matthew 760: # ============================================== view classlist
1.50 matthew 761: sub print_html_classlist {
1.40 matthew 762: my $r=shift;
1.48 matthew 763: $r->print(<<END);
1.50 matthew 764: <p>
1.48 matthew 765: <font size="+1">Current Classlist</font>
1.50 matthew 766: <font size="+1"><a href="/adm/dropadd?action=classlist&state=csv">CSV format</a></font>
767: </p>
1.48 matthew 768: END
1.40 matthew 769: my $cid=$ENV{'request.course.id'};
1.51 matthew 770: my ($student_array,$student_data)=&get_current_classlist($r);
771: if (! scalar(@$student_array)) {
1.40 matthew 772: $r->print("There are no students currently enrolled.\n");
773: } else {
774: # Print out the available choices
1.50 matthew 775: if ($ENV{'form.action'} eq 'modifystudent') {
1.52 ! matthew 776: &show_class_list($r,'view','modify','any',$student_array,$student_data);
1.50 matthew 777: } else {
1.52 ! matthew 778: &show_class_list($r,'view','aboutme','any',$student_array,$student_data);
1.50 matthew 779: }
1.41 matthew 780: }
781: }
782:
783: # ============================================== view classlist
1.50 matthew 784: sub print_csv_classlist {
1.41 matthew 785: my $r=shift;
786: my $cid=$ENV{'request.course.id'};
1.51 matthew 787: my ($student_array,$student_data)=&get_current_classlist($r);
788: if (! scalar(@$student_array)) {
1.41 matthew 789: $r->print("There are no students currently enrolled.\n");
790: } else {
1.52 ! matthew 791: &show_class_list($r,'csv','nolink','any',$student_array,$student_data);
1.40 matthew 792: }
793: }
794:
795: # =================================================== Show student list to drop
796: sub show_class_list {
1.52 ! matthew 797: my ($r,$mode,$linkto,$statusmode,$students,$student_data)=@_;
1.40 matthew 798: my $cid=$ENV{'request.course.id'};
1.42 matthew 799: # Print out header
1.41 matthew 800: if ($mode eq 'view') {
1.50 matthew 801: if ($linkto eq 'aboutme') {
802: $r->print('Select a user name to view the users page.');
803: } elsif ($linkto eq 'modify') {
804: $r->print('Select a user name to modify the students information');
805: }
1.41 matthew 806: $r->print(<<END);
1.40 matthew 807: <p>
808: <table border=2>
809: <tr><th>username</th><th>domain</th><th>ID</th>
1.51 matthew 810: <th>student name</th><th>section</th></tr>
1.40 matthew 811: END
1.41 matthew 812: } elsif ($mode eq 'csv') {
1.51 matthew 813: $r->print('"'.join('","',("username","domain","ID","student name",
1.50 matthew 814: "section")).'"'."\n");
1.41 matthew 815: }
1.51 matthew 816: foreach my $student (@$students) {
1.52 ! matthew 817: my $error;
! 818: if (exists($student_data->{$student.':error'})) {
! 819: $error = $student_data->{$student.':error'};
! 820: }
! 821: if ($error) {
! 822: $r->print('<tr><td colspan="6">'.
! 823: '<font color="#FF8888">Error</font>'.
! 824: 'Error retrieving data for '.
! 825: join('@',split(/:/,$student)).
! 826: ', '.$error.'</td></tr>'."\n");
! 827: next;
! 828: }
1.51 matthew 829: my $username = $student_data->{$student.':username'};
830: my $domain = $student_data->{$student.':domain'};
831: my $section = $student_data->{$student.':section'};
832: my $name = $student_data->{$student.':fullname'};
833: my $status = $student_data->{$student.':Status'};
834: my $id = $student_data->{$student.':id'};
1.52 ! matthew 835: next if (($statusmode ne 'any') && ($status ne $statusmode));
1.51 matthew 836: if ($mode eq 'view') {
837: $r->print("<tr>\n <td>\n ");
838: if ($linkto eq 'nothing') {
839: $r->print($username);
840: } elsif ($linkto eq 'aboutme') {
841: $r->print(&Apache::loncommon::aboutmewrapper($username,
842: $username,
843: $domain));
844: } elsif ($linkto eq 'modify') {
845: $r->print('<a href="/adm/dropadd?action=modifystudent'.
846: '&state=selected'.'&sname='.$username.
847: '&sdom='.$domain.'">'.$username."</a>\n");
1.50 matthew 848: }
1.51 matthew 849: $r->print(<<"END");
1.50 matthew 850: </td>
1.51 matthew 851: <td>$domain</td>
852: <td>$id</td>
853: <td>$name</td>
854: <td>$section</td>
1.40 matthew 855: </tr>
856: END
1.51 matthew 857: } elsif ($mode eq 'csv') {
858: # no need to bother with $linkto
859: my @line = ();
860: foreach ($username,$domain,$id,$name,$section) {
861: push @line,&Apache::loncommon::csv_translate($_);
1.41 matthew 862: }
1.51 matthew 863: my $tmp = $";
864: $" = '","';
865: $r->print("\"@line\"\n");
866: $" = $tmp;
1.40 matthew 867: }
868: }
1.41 matthew 869: $r->print('</table><br>') if ($mode eq 'view');
1.40 matthew 870: }
871:
1.50 matthew 872:
873: #
874: # print out form for modification of a single students data
875: #
876: sub print_modify_student_form {
877: my $r = shift();
878: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
879: ['sdom','sname']);
880:
881: my $sname = $ENV{'form.sname'};
882: my $sdom = $ENV{'form.sdom'};
883: # determine the students name information
884: my %info=&Apache::lonnet::get('environment',
885: ['firstname','middlename',
1.52 ! matthew 886: 'lastname','generation','id'],
1.50 matthew 887: $sdom, $sname);
888: my ($tmp) = keys(%info);
889: if ($tmp =~ /^(con_lost|error|no_such_host)/i) {
890: $r->print('<font color="#ff0000" size="+2">Error</font>'.
891: '<p>'.
892: 'Unable to retrieve environment data for '.$sname.
893: 'in domain '.$sdom.'</p><p>'.
894: 'Please contact your LON-CAPA administrator '.
895: 'regarding this situation.</p></body></html>');
896: return;
897: }
898: # determine the students starting and ending times and section
899: my ($starttime,$endtime,$section) = &get_enrollment_data($sname,$sdom);
900: # Deal with date forms
901: my $startdateform = &Apache::lonhtmlcommon::date_setter('studentform',
902: 'startdate',
903: $starttime);
904: my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform',
905: 'enddate',
906: $endtime);
907: # Make sure student is enrolled in course
908: $r->print(<<END);
1.52 ! matthew 909: <p>
! 910: <font size="+1">
! 911: Only domain coordinators can change a users password.
! 912: </font>
! 913: </p>
1.50 matthew 914: <input type="hidden" name="slogin" value="$sname" />
915: <input type="hidden" name="sdomain" value="$sdom" />
916: <input type="hidden" name="action" value="modifystudent" />
917: <input type="hidden" name="state" value="done" />
918: <h2>Modify Enrollment for $info{'firstname'} $info{'middlename'}
919: $info{'lastname'} $info{'generation'}, $sname\@$sdom</h2>
920: <p>
921: <b>Student Name</b>
922: <table>
923: <tr><th>First</th><th>Middle</th><th>Last</th><th>Generation</th></tr>
924: <tr><td>
925: <input type="text" name="firstname" value="$info{'firstname'}" /></td><td>
926: <input type="text" name="middlename" value="$info{'middlename'}" /></td><td>
927: <input type="text" name="lastname" value="$info{'lastname'}" /></td><td>
928: <input type="text" name="generation" value="$info{'generation'}" /></td></tr>
929: </table>
930: </p><p>
1.52 ! matthew 931: <b>Student ID</b>: <input type="text" name="id" value="$info{'id'}" size="12"/>
! 932: </p><p>
1.50 matthew 933: <b>Section</b>: <input type="text" name="section" value="$section" size="4"/>
934: </p><p>
935: <table>
936: <tr><td align="right"><b>Starting Date:</b></td><td>$startdateform</td></tr>
937: <tr><td align="right"><b>Ending Date:</b></td><td>$enddateform</td></tr>
938: </table>
939: </p>
940: <input type="submit" value="Submit Modifications" />
941: </body></html>
942: END
943: return;
944: }
945:
946: #
947: # modify a single students section
948: #
949: sub modify_single_student {
950: my $r = shift;
951: # make sure user can modify student data?
952: my $firstname = $ENV{'form.firstname'};
953: my $middlename = $ENV{'form.middlename'};
954: my $lastname = $ENV{'form.lastname'};
955: my $generation = $ENV{'form.generation'};
956: my $section = $ENV{'form.section'};
957: my $courseid = $ENV{'request.course.id'};
958: my $sname = $ENV{'form.slogin'};
959: my $sdom = $ENV{'form.sdomain'};
1.52 ! matthew 960: my $sid = $ENV{'form.id'};
1.50 matthew 961: my $starttime = &Apache::lonhtmlcommon::get_date_from_form('startdate',
962: time);
963: my $endtime = &Apache::lonhtmlcommon::get_date_from_form('enddate',
964: time);
965: my $displayable_starttime = localtime($starttime);
966: my $displayable_endtime = localtime($endtime);
967: # talk to the user about what we are going to do
968: $r->print(<<END);
1.52 ! matthew 969: <h2>Modifying data for user $sname \@ $sdom </h2>
1.50 matthew 970: <h3>Student Information</h3>
971: <table>
972: <tr><td>First name </td><td> $firstname </td></tr>
973: <tr><td>Middle name </td><td> $middlename </td></tr>
974: <tr><td>Last name </td><td> $lastname </td></tr>
975: <tr><td>Generation </td><td> $generation </td></tr>
976: </table>
977: <h3>Role Information</h3>
978: <table>
979: <tr><td>Section </td><td> $section </td></tr>
980: <tr><td>Start Time </td><td> $displayable_starttime </td></tr>
981: <tr><td>End Time </td><td> $displayable_endtime </td></tr>
982: </table>
1.52 ! matthew 983: <p>
1.50 matthew 984: END
1.52 ! matthew 985: # Send request(s) to modify data
! 986: # The '1' in the call to modifystudent is to force the students
! 987: # id to be changed.
! 988: my $roleresults = &Apache::lonnet::modifystudent
! 989: ($sdom,$sname,$sid,undef,undef,$firstname,$middlename,$lastname,
! 990: $generation,$section,$endtime,$starttime,1);
1.50 matthew 991: if ($roleresults =~/refused/) {
992: $r->print("Your request to change the role information for this ".
993: "student was refused.");
994: } elsif ($roleresults !~ /ok/) {
995: $r->print("An error occurred during the attempt to change the role".
1.52 ! matthew 996: " information for this student. <br />".
! 997: "The error reported was ".
1.50 matthew 998: $roleresults);
999: } else { # everything is okay!
1.52 ! matthew 1000: $r->print("Student information updated successfully. <br />".
! 1001: "The student must log out and log in again to see ".
! 1002: "these changes.");
1.50 matthew 1003: }
1004: $r->print(<<END);
1.52 ! matthew 1005: </p><p>
! 1006: <a href="/adm/dropadd?action=modifystudent">Modify another students data</a>
1.50 matthew 1007: </body></html>
1008: END
1009: return;
1010: }
1011:
1012: sub get_enrollment_data {
1013: my ($sname,$sdomain) = @_;
1014: my $courseid = $ENV{'request.course.id'};
1015: $courseid =~ s:_:/:g;
1016: my %roles = &Apache::lonnet::dump('roles',$sdomain,$sname);
1017: my ($tmp) = keys(%roles);
1018: # Bail out if we were unable to get the students roles
1019: return "666" if ($tmp =~ /^(con_lost|error|no_such_host)/i);
1020: # Go through the roles looking for enrollment in this course
1021: my ($end,$start) = (undef,undef);
1022: my $section = '';
1023: my $count = scalar(keys(%roles));
1024: while (my ($course,$role) = each(%roles)) {
1025: &Apache::lonnet::logthis('course = '.$course.' role = '.$role);
1026: if ($course=~ /^\/$courseid\/*\s*(\w+)*_st$/ ) {
1027: #
1028: # Get active role
1029: $section=$1;
1030: (undef,$end,$start)=split(/\_/,$role);
1031: my $now=time;
1032: my $notactive=0;
1033: if ($start) {
1034: if ($now<$start) { $notactive=1; }
1035: }
1036: if ($end) {
1037: if ($now>$end) { $notactive=1; }
1038: }
1039: unless ($notactive) { return ($start,$end,$section); }
1040: }
1041: }
1042: return ($start,$end,$section);
1043: }
1044:
1.11 www 1045: # =================================================== Show student list to drop
1046: sub show_drop_list {
1.51 matthew 1047: my ($students,$student_data,$r)=@_;
1.11 www 1048: my $cid=$ENV{'request.course.id'};
1.26 matthew 1049: $r->print(<<'END');
1.50 matthew 1050: <input type="hidden" name="action" value="drop" />
1051: <input type="hidden" name="state" value="done" />
1.32 matthew 1052: <script>
1.51 matthew 1053: function checkAll(field) {
1.32 matthew 1054: for (i = 0; i < field.length; i++)
1055: field[i].checked = true ;
1056: }
1057:
1.51 matthew 1058: function uncheckAll(field) {
1.32 matthew 1059: for (i = 0; i < field.length; i++)
1060: field[i].checked = false ;
1061: }
1062: </script>
1063: <p>
1.26 matthew 1064: <input type="hidden" name="phase" value="four">
1065: <table border=2>
1066: <tr><th> </th><th>username</th><th>domain</th>
1.51 matthew 1067: <th>ID</th><th>student name</th><th>section</th></tr>
1.26 matthew 1068: END
1.51 matthew 1069: foreach my $student (@$students) {
1.52 ! matthew 1070: my $error;
! 1071: if (exists($student_data->{$student.':error'})) {
! 1072: $error = $student_data->{$student.':error'};
! 1073: }
! 1074: if ($error) {
! 1075: $r->print('<tr><td colspan="6">'.
! 1076: '<font color="#FF8888">Error</font>'.
! 1077: 'Error retrieving data for '.
! 1078: join('@',split(/:/,$student)).
! 1079: ', '.$error.'</td></tr>'."\n");
! 1080: next;
! 1081: }
1.51 matthew 1082: my $username = $student_data->{$student.':username'};
1083: my $domain = $student_data->{$student.':domain'};
1084: my $section = $student_data->{$student.':section'};
1085: my $name = $student_data->{$student.':fullname'};
1086: my $status = $student_data->{$student.':Status'};
1087: my $id = $student_data->{$student.':id'};
1088: next if ($status ne 'Active');
1089: #
1090: $r->print(<<"END");
1.26 matthew 1091: <tr>
1.51 matthew 1092: <td><input type="checkbox" name="droplist" value="$student"></td>
1093: <td>$username</td>
1094: <td>$domain</td>
1095: <td>$id</td>
1096: <td>$name</td>
1097: <td>$section</td>
1.26 matthew 1098: </tr>
1099: END
1.25 matthew 1100: }
1101: $r->print('</table><br>');
1.32 matthew 1102: $r->print(<<"END");
1103: </p><p>
1104: <input type="button" value="check all" onclick="javascript:checkAll(document.studentform.droplist)">
1105: <input type="button" value="uncheck all" onclick="javascript:uncheckAll(document.studentform.droplist)">
1106: <p><input type=submit value="Drop Students"></p>
1107: END
1.51 matthew 1108: return;
1.10 www 1109: }
1110:
1.48 matthew 1111: #
1112: # Print out the initial form to get the courselist file
1113: #
1114: sub print_first_courselist_upload_form {
1115: my $r=shift;
1116: my $upfile_select=&Apache::loncommon::upfile_select_html();
1117: my $create_classlist_help =
1118: &Apache::loncommon::help_open_topic("Course_Create_Class_List",
1119: "How do I create a class list from a spreadsheet");
1120: my $create_csv_help =
1121: &Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
1122: "How do I create a CSV file from a spreadsheet");
1123: $r->print(<<ENDUPFORM);
1124: <input type=hidden name=phase value=two>
1125: <h3>Upload a courselist</h3>
1126: $upfile_select
1.50 matthew 1127: <p>
1128: <input type=submit name="fileupload" value="Upload Courselist">
1129: <input type="hidden" name="action" value="upload" />
1130: <input type="hidden" name="state" value="got_file" />
1131: </p>
1.48 matthew 1132: $create_classlist_help <br />
1133: $create_csv_help
1134: </body></html>
1135: ENDUPFORM
1136: return;
1137: }
1138:
1.10 www 1139: # ================================================= Drop/Add from uploaded file
1140: sub upfile_drop_add {
1141: my $r=shift;
1.24 albertel 1142: &Apache::loncommon::load_tmp_file($r);
1143: my @studentdata=&Apache::loncommon::upfile_record_sep();
1.26 matthew 1144: my @keyfields = split(/\,/,$ENV{'form.keyfields'});
1145: my $cid = $ENV{'request.course.id'};
1.25 matthew 1146: my %fields=();
1.26 matthew 1147: for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) {
1.25 matthew 1148: if ($ENV{'form.upfile_associate'} eq 'reverse') {
1149: if ($ENV{'form.f'.$i} ne 'none') {
1150: $fields{$keyfields[$i]}=$ENV{'form.f'.$i};
1151: }
1152: } else {
1153: $fields{$ENV{'form.f'.$i}}=$keyfields[$i];
1154: }
1155: }
1.26 matthew 1156: #
1157: my $startdate = $ENV{'form.startdate'};
1158: my $enddate = $ENV{'form.enddate'};
1.25 matthew 1159: if ($startdate=~/\D/) { $startdate=''; }
1.26 matthew 1160: if ($enddate=~/\D/) { $enddate=''; }
1.31 matthew 1161: # Determine domain and desired host (home server)
1.25 matthew 1162: my $domain=$ENV{'form.lcdomain'};
1.31 matthew 1163: my $desiredhost = $ENV{'form.lcserver'};
1164: if (lc($desiredhost) eq 'default') {
1165: $desiredhost = undef;
1166: } else {
1.45 matthew 1167: my %home_servers = &Apache::loncommon::get_library_servers($domain);
1.31 matthew 1168: if (! exists($home_servers{$desiredhost})) {
1169: $r->print('<font color="#ff0000">Error:</font>'.
1170: 'Invalid home server specified');
1171: return;
1172: }
1173: }
1.26 matthew 1174: # Determine authentication mechanism
1175: my $amode = '';
1176: my $genpwd = '';
1.25 matthew 1177: if ($ENV{'form.login'} eq 'krb') {
1.47 albertel 1178: $amode='krb';
1179: $amode.=$ENV{'form.krbver'};
1.28 matthew 1180: $genpwd=$ENV{'form.krbarg'};
1.25 matthew 1181: } elsif ($ENV{'form.login'} eq 'int') {
1182: $amode='internal';
1.28 matthew 1183: if ((defined($ENV{'form.intarg'})) && ($ENV{'form.intarg'})) {
1184: $genpwd=$ENV{'form.intarg'};
1.25 matthew 1185: }
1186: } elsif ($ENV{'form.login'} eq 'loc') {
1187: $amode='localauth';
1188: if ((defined($ENV{'form.locarg'})) && ($ENV{'form.locarg'})) {
1189: $genpwd=$ENV{'form.locarg'};
1190: }
1191: }
1192: unless (($domain=~/\W/) || ($amode eq '')) {
1.26 matthew 1193: #######################################
1194: ## Enroll Students ##
1195: #######################################
1.25 matthew 1196: $r->print('<h3>Enrolling Students</h3>');
1197: my $count=0;
1198: my $flushc=0;
1199: my %student=();
1.26 matthew 1200: # Get new classlist
1.25 matthew 1201: foreach (@studentdata) {
1202: my %entries=&Apache::loncommon::record_sep($_);
1.26 matthew 1203: # Determine student name
1.25 matthew 1204: unless (($entries{$fields{'username'}} eq '') ||
1205: (!defined($entries{$fields{'username'}}))) {
1.26 matthew 1206: my ($fname, $mname, $lname,$gen) = ('','','','');
1.25 matthew 1207: if (defined($fields{'names'})) {
1.26 matthew 1208: ($lname,$fname,$mname)=($entries{$fields{'names'}}=~
1209: /([^\,]+)\,\s*(\w+)\s*(.*)$/);
1.25 matthew 1210: } else {
1211: if (defined($fields{'fname'})) {
1212: $fname=$entries{$fields{'fname'}};
1213: }
1214: if (defined($fields{'mname'})) {
1215: $mname=$entries{$fields{'mname'}};
1216: }
1217: if (defined($fields{'lname'})) {
1218: $lname=$entries{$fields{'lname'}};
1219: }
1220: if (defined($fields{'gen'})) {
1221: $gen=$entries{$fields{'gen'}};
1222: }
1223: }
1224: if ($entries{$fields{'username'}}=~/\W/) {
1225: $r->print('<p><b>Unacceptable username: '.
1.10 www 1226: $entries{$fields{'username'}}.' for user '.
1.4 www 1227: $fname.' '.$mname.' '.$lname.' '.$gen.'</b><p>');
1.25 matthew 1228: } else {
1.26 matthew 1229: # determine section number
1.25 matthew 1230: my $sec='';
1231: my $username=$entries{$fields{'username'}};
1232: if (defined($fields{'sec'})) {
1233: if (defined($entries{$fields{'sec'}})) {
1234: $sec=$entries{$fields{'sec'}};
1235: }
1236: }
1.26 matthew 1237: # determine student id number
1.25 matthew 1238: my $id='';
1239: if (defined($fields{'id'})) {
1240: if (defined($entries{$fields{'id'}})) {
1241: $id=$entries{$fields{'id'}};
1242: }
1243: $id=~tr/A-Z/a-z/;
1244: }
1.26 matthew 1245: # determine student password
1.25 matthew 1246: my $password='';
1247: if ($genpwd) {
1248: $password=$genpwd;
1249: } else {
1250: if (defined($fields{'ipwd'})) {
1251: if ($entries{$fields{'ipwd'}}) {
1252: $password=$entries{$fields{'ipwd'}};
1253: }
1254: }
1255: }
1256: if ($password) {
1.33 matthew 1257: &modifystudent($domain,$username,$cid,$sec,
1258: $desiredhost);
1.25 matthew 1259: my $reply=&Apache::lonnet::modifystudent
1260: ($domain,$username,$id,$amode,$password,
1261: $fname,$mname,$lname,$gen,$sec,$enddate,
1.31 matthew 1262: $startdate,$ENV{'form.forceid'},$desiredhost);
1.26 matthew 1263: if ($reply ne 'ok') {
1264: $r->print('<p><b>'.
1265: 'Error enrolling '.$username.': '.
1266: $reply.'</b></p>');
1.10 www 1267: } else {
1.7 www 1268: $count++; $flushc++;
1269: $student{$username}=1;
1.6 www 1270: $r->print('. ');
1.7 www 1271: if ($flushc>15) {
1272: $r->rflush;
1273: $flushc=0;
1274: }
1.6 www 1275: }
1.25 matthew 1276: } else {
1277: $r->print("<p><b>No password for $username</b><p>");
1278: }
1279: }
1.26 matthew 1280: }
1281: } # end of foreach (@studentdata)
1.25 matthew 1282: $r->print('<p>Processed Students: '.$count);
1.26 matthew 1283: #####################################
1284: # Drop students #
1285: #####################################
1.25 matthew 1286: if ($ENV{'form.fullup'} eq 'yes') {
1287: $r->print('<h3>Dropping Students</h3>');
1.26 matthew 1288: # Get current classlist
1.51 matthew 1289: my ($error,%currentlist)=&get_current_classlist($r);
1.27 matthew 1290: if (defined($error)) {
1291: $r->print('<pre>ERROR:$error</pre>');
1292: }
1.26 matthew 1293: if (defined(%currentlist)) {
1294: # Drop the students
1.25 matthew 1295: foreach (@studentdata) {
1296: my %entries=&Apache::loncommon::record_sep($_);
1297: unless (($entries{$fields{'username'}} eq '') ||
1298: (!defined($entries{$fields{'username'}}))) {
1.26 matthew 1299: delete($currentlist{$entries{$fields{'username'}}.
1300: ':'.$domain});
1.25 matthew 1301: }
1302: }
1.26 matthew 1303: # Print out list of dropped students
1.25 matthew 1304: &show_drop_list($r,%currentlist);
1305: } else {
1.27 matthew 1306: $r->print("There are no students currently enrolled.\n");
1.25 matthew 1307: }
1308: }
1.26 matthew 1309: } # end of unless
1.10 www 1310: }
1311:
1.50 matthew 1312: ###################################################################
1313: ###################################################################
1314:
1315: =pod
1316:
1317: =item &drop_students
1318:
1319: Inputs: \@droplist, a pointer to an array of students to drop.
1320: Students should be in format of studentname:studentdomain
1321:
1322: Returns: $errors, a string describing any errors encountered.
1323: $successes, a string describing the successful dropping of students.
1324:
1325: =cut
1326:
1327: ###################################################################
1328: ###################################################################
1329: sub drop_students {
1330: my @droplist = @{shift()};
1331: my $courseid = $ENV{'request.course.id'};
1332: my $successes = '';
1333: my $errors = '';
1334: foreach (@droplist) {
1335: my ($sname,$sdom)=split(/:/,$_);
1336: my $result = &drop_student($sname,$sdom,$courseid);
1337: if ($result !~ /ok/) {
1338: $errors .= "Error dropping $sname\@$sdom: $result\n";
1339: } else {
1340: $successes .= "Dropped $sname\@$sdom\n";
1341: }
1342: }
1343: return ($errors,$successes);
1344: }
1345: ###################################################################
1346: ###################################################################
1347:
1348:
1.11 www 1349: # ================================================================== Phase four
1350: sub drop_student_list {
1351: my $r=shift;
1352: my $count=0;
1.35 matthew 1353: my @droplist;
1354: if (ref($ENV{'form.droplist'})) {
1355: @droplist = @{$ENV{'form.droplist'}};
1356: } else {
1357: @droplist = ($ENV{'form.droplist'});
1358: }
1359: foreach (@droplist) {
1.26 matthew 1360: my ($uname,$udom)=split(/\:/,$_);
1.35 matthew 1361: my $result = &modifystudent($udom,$uname,$ENV{'request.course.id'});
1.37 matthew 1362: if ($result eq 'ok' || $result eq 'ok:') {
1.35 matthew 1363: $r->print('Dropped '.$uname.' at '.$udom.'<br>');
1364: } else {
1365: $r->print('Error dropping '.$uname.' at '.$udom.': '.$result.
1366: '<br />');
1367: }
1.26 matthew 1368: $count++;
1.20 harris41 1369: }
1.11 www 1370: $r->print('<p><b>Dropped '.$count.' student(s).</b>');
1371: $r->print('<p>Re-enrollment will re-activate data.');
1372: }
1373:
1.50 matthew 1374: ###################################################################
1375: ###################################################################
1376:
1377: =pod
1378:
1379: =item &handler
1380:
1381: The typical handler you see in all these modules. Takes $r, the
1382: http request, as an argument.
1383:
1384: The response to the request is governed by two form variables
1385:
1386: form.action form.state response
1387: ---------------------------------------------------
1388: undefined undefined print main menu
1389: upload undefined print courselist upload menu
1390: upload got_file deal with uploaded file,
1391: print the upload managing menu
1392: upload enrolling enroll students based on upload
1393: drop undefined print the classlist ready to drop
1394: drop done drop the selected students
1395: enrollstudent undefined print single student enroll menu
1396: enrollstudent enrolling enroll student
1397: classlist undefined print html classlist
1398: classlist csv print csv classlist
1399: modifystudent undefined print classlist to select student to modify
1400: modifystudent selected print modify student menu
1401: modifystudent done make modifications to student record
1402:
1403: =cut
1404:
1405: ###################################################################
1406: ###################################################################
1.10 www 1407: sub handler {
1.26 matthew 1408: my $r=shift;
1409: if ($r->header_only) {
1410: $r->content_type('text/html');
1411: $r->send_http_header;
1412: return OK;
1413: }
1.48 matthew 1414: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.50 matthew 1415: ['action','state']);
1.26 matthew 1416: # Needs to be in a course
1.50 matthew 1417: if (! (($ENV{'request.course.fn'}) &&
1418: (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'})))) {
1419: # Not in a course, or not allowed to modify parms
1420: $ENV{'user.error.msg'}=
1421: "/adm/dropadd:cst:0:0:Cannot drop or add students";
1422: return HTTP_NOT_ACCEPTABLE;
1423: }
1424: #
1425: # Only output the header information if they did not request csv format
1426: #
1427: if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
1428: $r->content_type('text/csv');
1429: } else {
1.26 matthew 1430: # Start page
1.50 matthew 1431: $r->content_type('text/html');
1.26 matthew 1432: $r->send_http_header;
1.50 matthew 1433: $r->print(&header());
1434: }
1435: #
1436: # Main switch on form.action and form.state, as appropriate
1437: if (! exists($ENV{'form.action'})) {
1438: &print_main_menu($r);
1439: } elsif ($ENV{'form.action'} eq 'upload') {
1440: if (! exists($ENV{'form.state'})) {
1441: &print_first_courselist_upload_form($r);
1442: } elsif ($ENV{'form.state'} eq 'got_file') {
1443: &print_upload_manager_form($r);
1444: } elsif ($ENV{'form.state'} eq 'enrolling') {
1.26 matthew 1445: if ($ENV{'form.datatoken'}) {
1446: &upfile_drop_add($r);
1.50 matthew 1447: } else {
1448: # Hmmm, this is an error
1.26 matthew 1449: }
1.50 matthew 1450: } else {
1451: &print_first_courselist_upload_form($r);
1.26 matthew 1452: }
1.50 matthew 1453: } elsif ($ENV{'form.action'} eq 'drop') {
1454: if (! exists($ENV{'form.state'})) {
1.51 matthew 1455: &print_drop_menu($r);
1.50 matthew 1456: } elsif ($ENV{'form.state'} eq 'done') {
1.26 matthew 1457: &drop_student_list($r);
1.50 matthew 1458: } else {
1459: &menu_phase_two_drop($r);
1.26 matthew 1460: }
1.50 matthew 1461: } elsif ($ENV{'form.action'} eq 'enrollstudent') {
1462: if (! exists($ENV{'form.state'})) {
1463: &print_enroll_single_student_form($r);
1464: } elsif ($ENV{'form.state'} eq 'enrolling') {
1.26 matthew 1465: &enroll_single_student($r);
1.50 matthew 1466: } else {
1467: &print_enroll_single_student_form($r);
1.26 matthew 1468: }
1.50 matthew 1469: } elsif ($ENV{'form.action'} eq 'classlist') {
1470: if (! exists($ENV{'form.state'})) {
1471: &print_html_classlist($r);
1472: } elsif ($ENV{'form.state'} eq 'csv') {
1473: &print_csv_classlist($r);
1474: } else {
1475: &print_html_classlist($r);
1476: }
1477: } elsif ($ENV{'form.action'} eq 'modifystudent') {
1478: if (! exists($ENV{'form.state'})) {
1479: &print_html_classlist($r);
1480: } elsif ($ENV{'form.state'} eq 'selected') {
1481: &print_modify_student_form($r);
1482: } elsif ($ENV{'form.state'} eq 'done') {
1483: &modify_single_student($r);
1484: } else {
1485: &print_html_classlist($r);
1486: }
1487: } else {
1488: # We should not end up here, but I guess it is possible
1489: &Apache::lonnet::logthis("Undetermined state in londropadd.pm. ".
1490: "form.action = ".$ENV{'form.action'}.
1491: "Someone should fix this.");
1492: &print_main_menu($r);
1493: }
1494: #
1495: # Finish up
1496: if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
1497: $r->print("\n");
1.26 matthew 1498: } else {
1.50 matthew 1499: $r->print('</form></body></html>');
1.26 matthew 1500: }
1501: return OK;
1.1 www 1502: }
1503:
1.50 matthew 1504: ###################################################################
1505: ###################################################################
1506:
1.1 www 1507: 1;
1508: __END__
1.50 matthew 1509:
1.1 www 1510:
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