Annotation of loncom/interface/londropadd.pm, revision 1.3
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to drop and add students in courses
3: #
4: # (Handler to set parameters for assessments
5: #
6: # (Handler to resolve ambiguous file locations
7: #
8: # (TeX Content Handler
9: #
10: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
11: #
12: # 10/11,10/12,10/16 Gerd Kortemeyer)
13: #
14: # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,
15: # 12/08,12/12 Gerd Kortemeyer)
16: #
1.3 ! www 17: # 12/26, 12/27 Gerd Kortemeyer
1.1 www 18:
19: package Apache::londropadd;
20:
21: use strict;
22: use Apache::lonnet;
23: use Apache::Constants qw(:common :http REDIRECT);
24:
25:
26: # ================================================================ Main Handler
27:
28: sub handler {
29: my $r=shift;
30:
31: if ($r->header_only) {
32: $r->content_type('text/html');
33: $r->send_http_header;
34: return OK;
35: }
36:
37: # ----------------------------------------------------- Needs to be in a course
38:
39: if (($ENV{'request.course.fn'}) &&
40: (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) {
41:
42: # ------------------------------------------------------------------ Start page
43: $r->content_type('text/html');
44: $r->send_http_header;
45: $r->print(<<ENDHEAD);
46: <html>
47: <head>
48: <title>LON-CAPA Student Drop/Add</title>
49: </head>
50: <body bgcolor="#FFFFFF">
51: <img align=right src=/adm/lonIcons/lonlogos.gif>
52: <h1>Drop/Add Students</h1>
53: <form method="post" enctype="multipart/form-data"
54: action="/adm/dropadd" name="studentform">
55: <h2>Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h2>
56: ENDHEAD
1.2 www 57: # --------------------------------------------------- Phase one, initial screen
58: unless ($ENV{'form.phase'}) {
59: $r->print(<<ENDUPFORM);
60: <input type=hidden name=phase value=two>
61: <hr>
62: <h3>Upload a courselist</h3>
63: <input type=file name=upfile size=50>
64: <br>Type: <select name=upfiletype>
65: <option value=csv>CSV (comma separated values, spreadsheet)</option>
66: <option value=space>Space separated</option>
67: <option value=tab>Tabulator separated</option>
68: <option value=xml>HTML/XML</option>
69: </select>
70: <p><input type=submit name=fileupload value="Upload Courselist">
71: <hr>
72: <h3>Enroll a single student</h3>
73: <p><input type=submit name=enroll value="Enroll Student">
74: <hr>
75: <h3>Drop a student</h3>
76: <p><input type=submit name=drop value="Drop Student">
77: ENDUPFORM
78: }
79: # ------------------------------------------------------------------- Phase two
80: if ($ENV{'form.phase'} eq 'two') {
81: if ($ENV{'form.fileupload'}) {
82: my $datatoken=Apache::lonnet::reply(
83: 'tmpput:'.Apache::lonnet::escape($ENV{'form.upfile'}),
84: $r->dir_config('lonHostID'));
85: my $separator='';
86: my $remove='';
87: if ($ENV{'form.upfiletype'} eq 'csv') {
88: $separator='\"\,\s*\"';
89: $remove='"';
90: } elsif ($ENV{'form.upfiletype'} eq 'space') {
91: $separator='\s+';
92: } elsif ($ENV{'form.upfiletype'} eq 'tab') {
93: $separator='\t+';
94: } elsif ($ENV{'form.upfiletype'} eq 'xml') {
95: }
96: my @lines=split(/\n/,$ENV{'form.upfile'});
97: my $total=$#lines+1;
1.3 ! www 98: $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
! 99: my $krbdefdom=$1;
! 100: $krbdefdom=~tr/a-z/A-Z/;
1.2 www 101: $r->print(<<ENDPICK);
102: <input type=hidden name=phase value=three>
103: <input type=hidden name=datatoken value="$datatoken">
104: <input type=hidden name=upfiletype value=$ENV{'form.upfiletype'}>
105: <hr>
106: <h3>Identify fields</h3>
107: Total number of students: $total
1.3 ! www 108: <script>
! 109: function verify(vf) {
! 110: var founduname=0;
! 111: var foundpwd=0;
! 112: var foundname=0;
! 113: var foundid=0;
! 114: var foundsec=0;
! 115: var foundatype=0;
! 116: var tw;
! 117: var message='';
! 118: for (i=0;i<=vf.nfields.value;i++) {
! 119: tw=eval('vf.f'+i+'.selectedIndex');
! 120: if (tw==1) { founduname=1; }
! 121: if ((tw>=2) && (tw<=6)) { foundname=1; }
! 122: if (tw==7) { foundid=1; }
! 123: if (tw==8) { foundsec=1; }
! 124: if (tw==9) { foundpwd=1; }
! 125: }
! 126: if (founduname==0) {
! 127: alert('You need to specify at least the username field');
! 128: return;
! 129: }
! 130: if (vf.login[0].checked) {
! 131: foundatype=1;
! 132: if (vf.krbdom.value=='') {
! 133: alert('You need to specify the Kerberos domain');
! 134: return;
! 135: }
! 136: }
! 137: if (vf.login[1].checked) {
! 138: foundatype=1;
! 139: if ((vf.intpwd.value=='') && (foundpwd==0)) {
! 140: alert('You need to specify the initial password');
! 141: return;
! 142: }
! 143: }
! 144: if (foundatype==0) {
! 145: alert('You need to set the login type');
! 146: return;
! 147: }
! 148: if (foundname==0) { message='No name fields specified. '; }
! 149: if (foundid==0) { message+='No ID or student number field specified. '; }
! 150: if (foundsec==0) { message+='No section or group field specified. '; }
! 151: message+='Complete enrollment?';
! 152: if (confirm(message)) {
! 153: vf.submit();
! 154: }
! 155: }
! 156:
! 157: function flip(vf,tf) {
! 158: var nw=eval('vf.f'+tf+'.selectedIndex');
! 159: var i;
! 160: for (i=0;i<=vf.nfields.value;i++) {
! 161: if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
! 162: eval('vf.f'+i+'.selectedIndex=0;')
! 163: }
! 164: }
! 165: if (nw==2) {
! 166: for (i=0;i<=vf.nfields.value;i++) {
! 167: if ((eval('vf.f'+i+'.selectedIndex')>=3) &&
! 168: (eval('vf.f'+i+'.selectedIndex')<=6)) {
! 169: eval('vf.f'+i+'.selectedIndex=0;')
! 170: }
! 171: }
! 172: }
! 173: if ((nw>=3) && (nw<=6)) {
! 174: for (i=0;i<=vf.nfields.value;i++) {
! 175: if (eval('vf.f'+i+'.selectedIndex')==2) {
! 176: eval('vf.f'+i+'.selectedIndex=0;')
! 177: }
! 178: }
! 179: }
! 180: if (nw==9) {
! 181: vf.login[1].checked=true;
! 182: vf.intpwd.value='';
! 183: vf.krbdom.value='';
! 184: }
! 185:
! 186: }
! 187:
! 188: function clearpwd(vf) {
! 189: var i;
! 190: for (i=0;i<=vf.nfields.value;i++) {
! 191: if (eval('vf.f'+i+'.selectedIndex')==9) {
! 192: eval('vf.f'+i+'.selectedIndex=0;')
! 193: }
! 194: }
! 195: }
! 196:
! 197: function setkrb(vf) {
! 198: if (vf.krbdom.value!='') {
! 199: clearpwd(vf);
! 200: vf.login[0].checked=true;
! 201: vf.krbdom.value=vf.krbdom.value.toUpperCase();
! 202: vf.intpwd.value='';
! 203: }
! 204: }
! 205:
! 206: function setint(vf) {
! 207: if (vf.intpwd.value!='') {
! 208: clearpwd(vf);
! 209: vf.login[1].checked=true;
! 210: vf.krbdom.value='';
! 211: }
! 212: }
! 213:
! 214: function clickkrb(vf) {
! 215: vf.krbdom.value='$krbdefdom';
! 216: clearpwd(vf);
! 217: vf.intpwd.value='';
! 218: }
! 219:
! 220: function clickint(vf) {
! 221: vf.krbdom.value='';
! 222: }
! 223:
! 224:
! 225:
! 226: </script>
1.2 www 227: <table border=2><tr><th>Field</th><th>Samples</th></tr>
228: ENDPICK
229: my @sone; my @stwo; my @sthree; my $nfields=0;
230: if ($#lines>=0) {
231: $lines[0]=~s/^$remove//;
232: $lines[0]=~s/$remove$//;
233: @sone=split(/$separator/,$lines[0]);
234: $nfields=$#sone;
235: if ($#lines>=1) {
236: $lines[1]=~s/^$remove//;
237: $lines[1]=~s/$remove$//;
238: @stwo=split(/$separator/,$lines[1]);
239: $nfields=$#stwo;
240: }
241: if ($#lines>=2) {
242: $lines[2]=~s/^$remove//;
243: $lines[2]=~s/$remove$//;
244: @sthree=split(/$separator/,$lines[2]);
245: $nfields=$#sthree;
246: }
247: my $i;
248: for ($i=0;$i<=$nfields;$i++) {
1.3 ! www 249: $r->print('<tr><td><select name=f'.$i.
! 250: ' onChange="flip(this.form,'.$i.');">');
1.2 www 251: map {
252: my ($value,$display)=split(/\:/,$_);
253: $r->print('<option value='.$value.'>'.$display.
254: '</option>');
255: } ('none: ','username:Username',
256: 'names:Last Name, First Names',
257: 'fname:First Name','mname:Middle Names/Initials',
258: 'lname:Last Name','gen:Generation',
1.3 ! www 259: 'id:ID/Student Number','sec:Group/Section',
! 260: 'ipwd:Initial Password');
1.2 www 261: $r->print('</select></td><td>');
262: if (defined($sone[$i])) {
263: $r->print($sone[$i]."</br>\n");
264: }
265: if (defined($stwo[$i])) {
266: $r->print($stwo[$i]."</br>\n");
267: }
268: if (defined($sthree[$i])) {
269: $r->print($sthree[$i]."</br>\n");
270: }
271: $r->print('</td></tr>');
272: }
273: }
1.3 ! www 274: $r->print(<<ENDPICK);
! 275: </table>
! 276: <input type=hidden name=nfields value=$nfields>
! 277: <h3>Login Type</h3>
! 278: <input type=radio name=login value=krb onClick="clickkrb(this.form);">
! 279: Kerberos authenticated with domain
! 280: <input type=text size=10 name=krbdom onChange="setkrb(this.form);"><p>
! 281: <input type=radio name=login value=int onClick="clickint(this.form);">
! 282: Internally authenticated (with initial password
! 283: <input type=text size=10 name=intpwd onChange="setint(this.form);">)<p>
! 284: <input type=button onClick="verify(this.form)" value="Submit Selection">
! 285: ENDPICK
1.2 www 286: } elsif ($ENV{'form.enroll'}) {
287: } elsif ($ENV{'form.drop'}) {
288: }
289: }
290: # ----------------------------------------------------------------- Phase three
291: if ($ENV{'form.phase'} eq 'three') {
292: if ($ENV{'form.datatoken'}) {
293: my $separator='';
294: my $remove='';
295: if ($ENV{'form.upfiletype'} eq 'csv') {
296: $separator='\"\,\s*\"';
297: $remove='"';
298: } elsif ($ENV{'form.upfiletype'} eq 'space') {
299: $separator='\s+';
300: } elsif ($ENV{'form.upfiletype'} eq 'tab') {
301: $separator='\t+';
302: } elsif ($ENV{'form.upfiletype'} eq 'xml') {
303: }
304: map {
305: my $line=$_;
306: $line=~s/^$remove//;
307: $line=~s/$remove$//;
308: my @entries=split(/$separator/,$line);
309: $r->print($entries[8].'<br>');
310: } split(/\n/,
311: &Apache::lonnet::unescape(Apache::lonnet::reply(
312: 'tmpget:'.$ENV{'form.datatoken'},$r->dir_config('lonHostID')))
313: );
314:
315: }
316: }
317: # ------------------------------------------------------------------------- End
1.1 www 318: $r->print('</form></body></html>');
319: } else {
320: # ----------------------------- Not in a course, or not allowed to modify parms
321: $ENV{'user.error.msg'}=
322: "/adm/dropadd:cst:0:0:Cannot drop or add students";
323: return HTTP_NOT_ACCEPTABLE;
324: }
325: return OK;
326: }
327:
328: 1;
329: __END__
330:
331:
332:
333:
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