File:
[LON-CAPA] /
loncom /
interface /
slotrequest.pm
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1.127:
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Fri Sep 25 02:03:29 2015 UTC (8 years, 9 months ago) by
raeburn
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- Reservations screen for students.
- If all problems in a folder have useslots set to map or map_map and
slotstatus is the same for each problem, slot actions menu shown for
folder, and rows for individual resources are hidden.
- Arrow to left of folder icon toggles display.
1: # The LearningOnline Network with CAPA
2: # Handler for requesting to have slots added to a students record
3: #
4: # $Id: slotrequest.pm,v 1.127 2015/09/25 02:03:29 raeburn Exp $
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: #
28: ###
29:
30: package Apache::slotrequest;
31:
32: use strict;
33: use Apache::Constants qw(:common :http :methods);
34: use Apache::loncommon();
35: use Apache::lonlocal;
36: use Apache::lonnet;
37: use Apache::lonnavmaps();
38: use Date::Manip;
39: use lib '/home/httpd/lib/perl/';
40: use LONCAPA qw(:DEFAULT :match);
41:
42: sub fail {
43: my ($r,$code)=@_;
44: if ($code eq 'not_valid') {
45: $r->print('<p>'.&mt('Unable to understand what resource you wanted to sign up for.').'</p>');
46: } elsif ($code eq 'not_available') {
47: $r->print('<p>'.&mt('No slots are available.').'</p>');
48: } elsif ($code eq 'not_allowed') {
49: $r->print('<p>'.&mt('Not allowed to sign up or change reservations at this time.').'</p>');
50: } else {
51: $r->print('<p>'.&mt('Failed.').'</p>');
52: }
53:
54: &return_link($r);
55: &end_page($r);
56: }
57:
58: sub start_page {
59: my ($r,$title,$brcrum,$js)=@_;
60: my $args;
61: if (ref($brcrum) eq 'ARRAY') {
62: $args = {bread_crumbs => $brcrum};
63: }
64: if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
65: my %loaditems = (
66: onload => 'javascript:uncheckSlotRadio();',
67: );
68: if (ref($args) eq 'HASH') {
69: $args->{'add_entries'} = \%loaditems;
70: } else {
71: $args = { 'add_entries' => \%loaditems };
72: }
73: }
74: $r->print(&Apache::loncommon::start_page($title,$js,$args));
75: }
76:
77: sub end_page {
78: my ($r)=@_;
79: $r->print(&Apache::loncommon::end_page());
80: }
81:
82: sub reservation_js {
83: my ($slots,$consumed_uniqueperiods,$available,$got_slots,$symb) = @_;
84: return unless ((ref($slots) eq 'HASH') && (ref($available) eq 'ARRAY'));
85: my $toskip;
86: if ($symb eq '') {
87: $toskip = { symb => 1, };
88: }
89: my ($i,$j) = (0,0);
90: my $js;
91: foreach my $slot (sort
92: { return $slots->{$a}->{'starttime'} <=> $slots->{$b}->{'starttime'} }
93: (keys(%{$slots}))) {
94:
95: next if (!&allowed_slot($slot,$slots->{$slot},$symb,$slots,
96: $consumed_uniqueperiods,$toskip));
97: $js .= " slotstart[$i]='$slots->{$slot}->{'starttime'}';\n".
98: " slotend[$i]='$slots->{$slot}->{'endtime'}';\n".
99: " slotname[$i]='$slot';\n";
100: if (($symb) && (ref($got_slots) eq 'ARRAY')) {
101: if (grep(/^\Q$slot\E$/,@{$got_slots})) {
102: $js .= " currslot[$j]='$slot';\n";
103: $j++;
104: }
105: }
106: $i++;
107: push(@{$available},$slot);
108: }
109: if ($j) {
110: $js = " var currslot = new Array($j);\n\n$js";
111: }
112: my %alerts = &Apache::lonlocal::texthash (
113: none => 'No reservable time slots found',
114: invalid => 'Invalid date format',
115: );
116: return <<"ENDSCRIPT";
117: <script type="text/javascript">
118: // <![CDATA[
119: function updateSlotDisplay(form,num,slotpickradio) {
120: var slotstart = new Array($i);
121: var slotend = new Array($i);
122: var slotname = new Array($i);
123: $js
124:
125: if (slotpickradio == 'all') {
126: for (var i=0; i<$i; i++) {
127: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
128: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = '';
129: }
130: if (document.getElementById('LC_slotsearch_'+num)) {
131: document.getElementById('LC_slotsearch_'+num).style.display = 'block';
132: }
133: }
134: } else {
135: if (slotpickradio == 'show') {
136: for (var i=0; i<$i; i++) {
137: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
138: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = 'none';
139: }
140: }
141: for (var j=0; j<$j; j++) {
142: if (document.getElementById('LC_slotrow_'+num+'_'+currslot[j])) {
143: document.getElementById('LC_slotrow_'+num+'_'+currslot[j]).style.display = '';
144: }
145: }
146: if (document.getElementById('LC_slotsearch_'+num)) {
147: document.getElementById('LC_slotsearch_'+num).style.display = 'block';
148: }
149: } else {
150: var numberRegExp = /^[0-9]+\$/;
151: var startm = form.start_month.options[form.start_month.selectedIndex].value;
152: var startd = form.start_day.value;
153: startd=startd.trim();
154: var starty = form.start_year.value;
155: starty=starty.trim();
156: var endm = form.end_month.options[form.end_month.selectedIndex].value;
157: var endd = form.end_day.value;
158: endd=endd.trim();
159: var endy = form.end_year.value;
160: endy=endy.trim();
161: if (numberRegExp.test(endd) && numberRegExp.test(endy) && numberRegExp.test(startd) && numberRegExp.test(starty)) {
162: var startdate = startm+"/"+startd+"/"+starty;
163: var starttime = new Date(startdate).getTime();
164: starttime = starttime/1000;
165: var enddate = endm+"/"+endd+"/"+endy;
166: var endtime = new Date(enddate).getTime();
167: endtime = endtime/1000;
168: var shown = 0;
169: for (var i=0; i<$i; i++) {
170: if ((slotstart[i] >= starttime) && (slotend[i] <= endtime)) {
171: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
172: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = '';
173: shown ++;
174: }
175: } else {
176: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
177: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = 'none';
178: }
179: }
180: }
181: if (document.getElementById('LC_slotsearch_'+num)) {
182: if (shown) {
183: document.getElementById('LC_slotsearch_'+num).style.display = 'block';
184: } else {
185: document.getElementById('LC_slotsearch_'+num).style.display = 'none';
186: }
187: }
188: if (shown == 0) {
189: alert('$alerts{"none"}');
190: }
191: } else {
192: alert('$alerts{"invalid"}');
193: }
194: }
195: }
196: return;
197: }
198:
199: function toggleSlotDisplay(form,num) {
200: if (form.slotpick.length) {
201: for (var i=0; i<form.slotpick.length; i++) {
202: if (form.slotpick[i].checked) {
203: var val = form.slotpick[i].value;
204: if (document.getElementById('LC_slotfilter_'+num)) {
205: document.getElementById('LC_slotsearch_'+num).style.display = 'none';
206: if (val == 'filter') {
207: document.getElementById('LC_slotfilter_'+num).style.display = 'block';
208: } else {
209: document.getElementById('LC_slotfilter_'+num).style.display = 'none';
210: if (val == 'all') {
211: updateSlotDisplay(form,num,val);
212: } else {
213: updateSlotDisplay(form,num,val);
214: }
215: }
216: }
217: break;
218: }
219: }
220: }
221: return false;
222: }
223:
224: if (!document.getElementsByClassName) {
225: function getElementsByClassName(node, classname) {
226: var a = [];
227: var re = new RegExp('(^| )'+classname+'( |$)');
228: var els = node.getElementsByTagName("*");
229: for(var i=0,j=els.length; i<j; i++)
230: if(re.test(els[i].className))a.push(els[i]);
231: return a;
232: }
233: }
234:
235: function uncheckSlotRadio() {
236: var slotpicks;
237: if (document.getElementsByClassName) {
238: slotpicks = document.getElementsByClassName('LC_slotpick_radio');
239: } else {
240: slotpicks = getElementsByClassName(document.body,'LC_slotpick_radio');
241: }
242: if (slotpicks.length) {
243: for (var i=0; i<slotpicks.length; i++) {
244: slotpicks[i].checked = false;
245: }
246: }
247: }
248:
249: function toggleSlotMap(maprownum) {
250: if (document.getElementById('arrow'+maprownum)) {
251: var img = document.getElementById('arrow'+maprownum);
252: var rowdisplay;
253: var celldisplay = '';
254: if (img.src.indexOf('arrow.open.gif')!=-1) {
255: img.src = '/adm/lonIcons/arrow.closed.gif';
256: rowdisplay = 'none';
257: }
258: else {
259: img.src = '/adm/lonIcons/arrow.open.gif';
260: rowdisplay = 'table-row';
261: celldisplay = 'none';
262: }
263: var resrows;
264: var maptext;
265: if (document.getElementsByClassName) {
266: resrows = document.getElementsByClassName('LC_slotmaprow_'+maprownum);
267: maptext = document.getElementsByClassName('LC_slotmaptext_'+maprownum);
268: } else {
269: resrows = getElementsByClassName(document.body,'LC_slotmaprow_'+maprownum);
270: maptext = getElementsByClassName(document.body,'LC_slotmaptext_'+maprownum);
271: }
272: if (resrows.length) {
273: for (var i=0; i<resrows.length; i++) {
274: resrows[i].style.display = rowdisplay;
275: }
276: }
277: if (maptext.length) {
278: for (var i=0; i<maptext.length; i++) {
279: maptext[i].style.display = celldisplay;
280: }
281: }
282: }
283: }
284: // ]]>
285: </script>
286: ENDSCRIPT
287:
288: }
289:
290:
291: =pod
292:
293: slot_reservations db
294: - keys are
295: - slotname\0id -> value is an hashref of
296: name -> user@domain of holder
297: timestamp -> timestamp of reservation
298: symb -> symb of resource that it is reserved for
299:
300: =cut
301:
302: sub get_course {
303: (undef,my $courseid)=&Apache::lonnet::whichuser();
304: my $cdom=$env{'course.'.$courseid.'.domain'};
305: my $cnum=$env{'course.'.$courseid.'.num'};
306: return ($cnum,$cdom);
307: }
308:
309: sub get_reservation_ids {
310: my ($slot_name)=@_;
311:
312: my ($cnum,$cdom)=&get_course();
313:
314: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
315: "^$slot_name\0");
316: if (&Apache::lonnet::error(%consumed)) {
317: return 'error: Unable to determine current status';
318: }
319: my ($tmp)=%consumed;
320: if ($tmp=~/^error: 2 / ) {
321: return 0;
322: }
323: return keys(%consumed);
324: }
325:
326: sub space_available {
327: my ($slot_name,$slot)=@_;
328: my $max=$slot->{'maxspace'};
329:
330: if (!defined($max)) { return 1; }
331:
332: my $consumed=scalar(&get_reservation_ids($slot_name));
333: if ($consumed < $max) {
334: return 1
335: }
336: return 0;
337: }
338:
339: sub check_for_reservation {
340: my ($symb,$mode)=@_;
341: my $student = &Apache::lonnet::EXT("resource.0.availablestudent", $symb,
342: $env{'user.domain'}, $env{'user.name'});
343: my $course = &Apache::lonnet::EXT("resource.0.available", $symb,
344: $env{'user.domain'}, $env{'user.name'});
345: my @slots = (split(/:/,$student), split(/:/, $course));
346:
347: &Apache::lonxml::debug(" slot list is ".join(':',@slots));
348:
349: my ($cnum,$cdom)=&get_course();
350: my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum);
351:
352: if (&Apache::lonnet::error($student)
353: || &Apache::lonnet::error($course)
354: || &Apache::lonnet::error(%slots)) {
355: return 'error: Unable to determine current status';
356: }
357: my @got;
358: my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots,'starttime');
359: foreach my $slot_name (@sorted_slots) {
360: next if (!defined($slots{$slot_name}) ||
361: !ref($slots{$slot_name}));
362: &Apache::lonxml::debug(time." $slot_name ".
363: $slots{$slot_name}->{'starttime'}." -- ".
364: $slots{$slot_name}->{'startreserve'}." -- ".
365: $slots{$slot_name}->{'endreserve'});
366: if (($slots{$slot_name}->{'endtime'} > time) &&
367: ($slots{$slot_name}->{'startreserve'} < time) &&
368: ((!$slots{$slot_name}->{'endreserve'}) ||
369: ($slots{$slot_name}->{'endreserve'} > time))) {
370: # between start of reservation time and end of reservation time
371: # and before end of slot
372: if ($mode eq 'allslots') {
373: push(@got,$slot_name);
374: } else {
375: return($slot_name, $slots{$slot_name});
376: }
377: }
378: }
379: if ($mode eq 'allslots' && @got) {
380: return @got;
381: }
382: return (undef,undef);
383: }
384:
385: sub get_consumed_uniqueperiods {
386: my ($slots) = @_;
387: my $navmap=Apache::lonnavmaps::navmap->new;
388: if (!defined($navmap)) {
389: return 'error: Unable to determine current status';
390: }
391: my @problems = $navmap->retrieveResources(undef,
392: sub { $_[0]->is_problem() },1,0);
393: my %used_slots;
394: foreach my $problem (@problems) {
395: my $symb = $problem->symb();
396: my $student = &Apache::lonnet::EXT("resource.0.availablestudent",
397: $symb, $env{'user.domain'},
398: $env{'user.name'});
399: my $course = &Apache::lonnet::EXT("resource.0.available",
400: $symb, $env{'user.domain'},
401: $env{'user.name'});
402: if (&Apache::lonnet::error($student)
403: || &Apache::lonnet::error($course)) {
404: return 'error: Unable to determine current status';
405: }
406: foreach my $slot (split(/:/,$student), split(/:/, $course)) {
407: $used_slots{$slot}=1;
408: }
409: }
410:
411: if (!ref($slots)) {
412: my ($cnum,$cdom)=&get_course();
413: my %slots=&Apache::lonnet::get('slots', [keys(%used_slots)], $cdom, $cnum);
414: if (&Apache::lonnet::error(%slots)) {
415: return 'error: Unable to determine current status';
416: }
417: $slots = \%slots;
418: }
419:
420: my %consumed_uniqueperiods;
421: foreach my $slot_name (keys(%used_slots)) {
422: next if (!defined($slots->{$slot_name}) ||
423: !ref($slots->{$slot_name}));
424:
425: next if (!defined($slots->{$slot_name}{'uniqueperiod'}) ||
426: !ref($slots->{$slot_name}{'uniqueperiod'}));
427: $consumed_uniqueperiods{$slot_name} =
428: $slots->{$slot_name}{'uniqueperiod'};
429: }
430: return \%consumed_uniqueperiods;
431: }
432:
433: sub check_for_conflict {
434: my ($symb,$new_slot_name,$new_slot,$slots,$consumed_uniqueperiods)=@_;
435:
436: if (!defined($new_slot->{'uniqueperiod'})) { return undef; }
437:
438: if (!ref($consumed_uniqueperiods)) {
439: if ($consumed_uniqueperiods =~ /^error: /) {
440: return $consumed_uniqueperiods;
441: } else {
442: $consumed_uniqueperiods = &get_consumed_uniqueperiods($slots);
443: if (ref($consumed_uniqueperiods) eq 'HASH') {
444: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
445: return 'error: Unable to determine current status';
446: }
447: } else {
448: return 'error: Unable to determine current status';
449: }
450: }
451: }
452: my ($new_uniq_start,$new_uniq_end) = @{$new_slot->{'uniqueperiod'}};
453: foreach my $slot_name (keys(%$consumed_uniqueperiods)) {
454: my ($start,$end)=@{$consumed_uniqueperiods->{$slot_name}};
455: if (!
456: ($start < $new_uniq_start && $end < $new_uniq_start) ||
457: ($start > $new_uniq_end && $end > $new_uniq_end )) {
458: return $slot_name;
459: }
460: }
461: return undef;
462: }
463:
464: sub make_reservation {
465: my ($slot_name,$slot,$symb,$cnum,$cdom)=@_;
466:
467: my $value=&Apache::lonnet::EXT("resource.0.availablestudent",$symb,
468: $env{'user.domain'},$env{'user.name'});
469: &Apache::lonxml::debug("value is $value<br />");
470:
471: my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",$symb,
472: $env{'user.domain'},$env{'user.name'});
473: &Apache::lonxml::debug("use_slots is $use_slots<br />");
474:
475: if (&Apache::lonnet::error($value)
476: || &Apache::lonnet::error($use_slots)) {
477: return 'error: Unable to determine current status';
478: }
479:
480: my $parm_symb = $symb;
481: my $parm_level = 1;
482: if ($use_slots eq 'map' || $use_slots eq 'map_map') {
483: my ($map) = &Apache::lonnet::decode_symb($symb);
484: $parm_symb = &Apache::lonnet::symbread($map);
485: $parm_level = 2;
486: }
487:
488: foreach my $other_slot (split(/:/, $value)) {
489: if ($other_slot eq $slot_name) {
490: my %consumed=&Apache::lonnet::dump('slot_reservations', $cdom,
491: $cnum, "^$slot_name\0");
492: if (&Apache::lonnet::error($value)) {
493: return 'error: Unable to determine current status';
494: }
495: my $me=$env{'user.name'}.':'.$env{'user.domain'};
496: foreach my $key (keys(%consumed)) {
497: if ($consumed{$key}->{'name'} eq $me) {
498: my $num=(split('\0',$key))[1];
499: return -$num;
500: }
501: }
502: }
503: }
504:
505: my $max=$slot->{'maxspace'};
506: if (!defined($max)) { $max=99999; }
507:
508: my (@ids)=&get_reservation_ids($slot_name);
509: if (&Apache::lonnet::error(@ids)) {
510: return 'error: Unable to determine current status';
511: }
512: my $last=0;
513: foreach my $id (@ids) {
514: my $num=(split('\0',$id))[1];
515: if ($num > $last) { $last=$num; }
516: }
517:
518: my $wanted=$last+1;
519: &Apache::lonxml::debug("wanted $wanted<br />");
520: if (scalar(@ids) >= $max) {
521: # full up
522: return undef;
523: }
524:
525: my %reservation=('name' => $env{'user.name'}.':'.$env{'user.domain'},
526: 'timestamp' => time,
527: 'symb' => $parm_symb);
528:
529: my $success=&Apache::lonnet::newput('slot_reservations',
530: {"$slot_name\0$wanted" =>
531: \%reservation},
532: $cdom, $cnum);
533:
534: if ($success eq 'ok') {
535: my $new_value=$slot_name;
536: if ($value) {
537: $new_value=$value.':'.$new_value;
538: }
539: &store_slot_parm($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom);
540: return $wanted;
541: }
542:
543: # someone else got it
544: return undef;
545: }
546:
547: sub store_slot_parm {
548: my ($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom) = @_;
549: my $result=&Apache::lonparmset::storeparm_by_symb($symb,
550: '0_availablestudent',
551: $parm_level, $new_value,
552: 'string',
553: $env{'user.name'},
554: $env{'user.domain'});
555: &Apache::lonxml::debug("hrrm $result");
556: my %storehash = (
557: symb => $symb,
558: slot => $slot_name,
559: action => 'reserve',
560: context => $env{'form.context'},
561: );
562:
563: &Apache::lonnet::write_log('course','slotreservationslog',\%storehash,
564: '',$env{'user.name'},$env{'user.domain'},
565: $cnum,$cdom);
566: &Apache::lonnet::write_log('course',$cdom.'_'.$cnum.'_slotlog',\%storehash,
567: 1,$env{'user.name'},$env{'user.domain'},
568: $env{'user.name'},$env{'user.domain'});
569:
570: return;
571: }
572:
573: sub remove_registration {
574: my ($r) = @_;
575: if ($env{'form.entry'} ne 'remove all') {
576: return &remove_registration_user($r);
577: }
578: my $slot_name = $env{'form.slotname'};
579: my %slot=&Apache::lonnet::get_slot($slot_name);
580:
581: my ($cnum,$cdom)=&get_course();
582: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
583: "^$slot_name\0");
584: if (&Apache::lonnet::error(%consumed)) {
585: $r->print("<p><span class=\"LC_error\">".&mt('A network error has occurred.').'</span></p>');
586: return;
587: }
588: if (!%consumed) {
589: $r->print('<p>'.&mt('Slot [_1] has no reservations.',
590: '<tt>'.$slot_name.'</tt>').'</p>');
591: return;
592: }
593:
594: my @names = map { $consumed{$_}{'name'} } (sort(keys(%consumed)));
595: my $names = join(' ',@names);
596:
597: my $msg = &mt('Remove all of [_1] from slot [_2]?',$names,$slot_name);
598: &remove_registration_confirmation($r,$msg,['entry','slotname','context']);
599: }
600:
601: sub remove_registration_user {
602: my ($r) = @_;
603:
604: my $slot_name = $env{'form.slotname'};
605:
606: my $name = &Apache::loncommon::plainname($env{'form.uname'},
607: $env{'form.udom'});
608:
609: my $title = &Apache::lonnet::gettitle($env{'form.symb'});
610:
611: my $msg = &mt('Remove [_1] from slot [_2] for [_3]',
612: $name,$slot_name,$title);
613:
614: &remove_registration_confirmation($r,$msg,['uname','udom','slotname',
615: 'entry','symb','context']);
616: }
617:
618: sub remove_registration_confirmation {
619: my ($r,$msg,$inputs) =@_;
620:
621: my $hidden_input;
622: foreach my $parm (@{$inputs}) {
623: $hidden_input .=
624: '<input type="hidden" name="'.$parm.'" value="'
625: .&HTML::Entities::encode($env{'form.'.$parm},'"<>&\'').'" />'."\n";
626: }
627: my %lt = &Apache::lonlocal::texthash(
628: 'yes' => 'Yes',
629: 'no' => 'No',
630: );
631: $r->print(<<"END_CONFIRM");
632: <p> $msg </p>
633: <form action="/adm/slotrequest" method="post">
634: <input type="hidden" name="command" value="release" />
635: <input type="hidden" name="button" value="yes" />
636: $hidden_input
637: <input type="submit" value="$lt{'yes'}" />
638: </form>
639: <form action="/adm/slotrequest" method="post">
640: <input type="hidden" name="command" value="showslots" />
641: <input type="submit" value="$lt{'no'}" />
642: </form>
643: END_CONFIRM
644:
645: }
646:
647: sub release_all_slot {
648: my ($r,$mgr)=@_;
649:
650: my $slot_name = $env{'form.slotname'};
651:
652: my ($cnum,$cdom)=&get_course();
653:
654: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
655: "^$slot_name\0");
656:
657: $r->print('<p>'.&mt('Releasing reservations').'</p>');
658:
659: foreach my $entry (sort { $consumed{$a}{'name'} cmp
660: $consumed{$b}{'name'} } (keys(%consumed))) {
661: my ($uname,$udom) = split(':',$consumed{$entry}{'name'});
662: my ($result,$msg) =
663: &release_reservation($slot_name,$uname,$udom,
664: $consumed{$entry}{'symb'},$mgr);
665: if (!$result) {
666: $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>');
667: } else {
668: $r->print("<p>$msg</p>");
669: }
670: $r->rflush();
671: }
672: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
673: &mt('Return to slot list').'</a></p>');
674: &return_link($r);
675: }
676:
677: sub release_slot {
678: my ($r,$symb,$slot_name,$inhibit_return_link,$mgr)=@_;
679:
680: if ($slot_name eq '') { $slot_name=$env{'form.slotname'}; }
681:
682: my ($uname,$udom) = ($env{'user.name'}, $env{'user.domain'});
683: if ($mgr eq 'F'
684: && defined($env{'form.uname'}) && defined($env{'form.udom'})) {
685: ($uname,$udom) = ($env{'form.uname'}, $env{'form.udom'});
686: }
687:
688: if ($mgr eq 'F'
689: && defined($env{'form.symb'})) {
690: $symb = &unescape($env{'form.symb'});
691: }
692:
693: my ($result,$msg) =
694: &release_reservation($slot_name,$uname,$udom,$symb,$mgr);
695: if (!$result) {
696: $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>');
697: } else {
698: $r->print("<p>$msg</p>");
699: }
700:
701: if ($mgr eq 'F') {
702: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
703: &mt('Return to slot list').'</a></p>');
704: }
705:
706: if (!$inhibit_return_link) { &return_link($r); }
707: return $result;
708: }
709:
710: sub release_reservation {
711: my ($slot_name,$uname,$udom,$symb,$mgr) = @_;
712: my %slot=&Apache::lonnet::get_slot($slot_name);
713: my $description=&get_description($slot_name,\%slot);
714:
715: if ($mgr ne 'F') {
716: if ($slot{'starttime'} < time) {
717: return (0,&mt('Not allowed to release Reservation: [_1], as it has already ended.',$description));
718: }
719: }
720:
721: # if the reservation symb is for a map get a resource in that map
722: # to check slot parameters on
723: my $navmap=Apache::lonnavmaps::navmap->new;
724: if (!defined($navmap)) {
725: return (0,'error: Unable to determine current status');
726: }
727: my $passed_resource = $navmap->getBySymb($symb);
728: if (ref($passed_resource)) {
729: if ($passed_resource->is_map()) {
730: my ($a_resource) =
731: $navmap->retrieveResources($passed_resource,
732: sub {$_[0]->is_problem()},0,1);
733: $symb = $a_resource->symb();
734: }
735: } else {
736: unless ($mgr eq 'F') {
737: return (0,'error: Unable to determine current status');
738: }
739: }
740:
741: # get parameter string, check for existence, rebuild string with the slot
742: my $student = &Apache::lonnet::EXT("resource.0.availablestudent",
743: $symb,$udom,$uname);
744: my @slots = split(/:/,$student);
745:
746: my @new_slots;
747: foreach my $exist_slot (@slots) {
748: if ($exist_slot eq $slot_name) { next; }
749: push(@new_slots,$exist_slot);
750: }
751: my $new_param = join(':',@new_slots);
752:
753: my ($cnum,$cdom)=&get_course();
754:
755: # get slot reservations, check if user has one, if so remove reservation
756: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
757: "^$slot_name\0");
758: foreach my $entry (keys(%consumed)) {
759: if ( $consumed{$entry}->{'name'} eq ($uname.':'.$udom) ) {
760: &Apache::lonnet::del('slot_reservations',[$entry],
761: $cdom,$cnum);
762: my %storehash = (
763: symb => $symb,
764: slot => $slot_name,
765: action => 'release',
766: context => $env{'form.context'},
767: );
768: &Apache::lonnet::write_log('slotreservationslog',\%storehash,
769: 1,$uname,$udom,$cnum,$cdom);
770: &Apache::lonnet::write_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
771: 1,$uname,$udom,$uname,$udom);
772: }
773: }
774:
775: my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",
776: $symb,$udom,$uname);
777: &Apache::lonxml::debug("use_slots is $use_slots<br />");
778:
779: if (&Apache::lonnet::error($use_slots)) {
780: return (0,'error: Unable to determine current status');
781: }
782:
783: my $parm_level = 1;
784: if ($use_slots eq 'map' || $use_slots eq 'map_map') {
785: $parm_level = 2;
786: }
787: # store new parameter string
788: my $result=&Apache::lonparmset::storeparm_by_symb($symb,
789: '0_availablestudent',
790: $parm_level, $new_param,
791: 'string', $uname, $udom);
792: my $msg;
793: if ($mgr eq 'F') {
794: $msg = &mt('Released Reservation for user: [_1]',"$uname:$udom");
795: } else {
796: $msg = '<span style="font-weight: bold;">'.&mt('Released reservation: [_1]',$description).'</span><br /><br />';
797: my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
798: my $subject = &mt('Reservation change: [_1]',$description);
799: my $msgbody = &mt('Reservation released by [_1] for [_2].',$person,$description);
800: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'release');
801: }
802: return (1,$msg);
803: }
804:
805: sub delete_slot {
806: my ($r)=@_;
807:
808: my $slot_name = $env{'form.slotname'};
809: my %slot=&Apache::lonnet::get_slot($slot_name);
810:
811: my ($cnum,$cdom)=&get_course();
812: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
813: "^$slot_name\0");
814: my ($tmp) = %consumed;
815: if ($tmp =~ /error: 2/) { undef(%consumed); }
816:
817: if (%slot && !%consumed) {
818: $slot{'type'} = 'deleted';
819: my $ret = &Apache::lonnet::cput('slots', {$slot_name => \%slot},
820: $cdom, $cnum);
821: if ($ret eq 'ok') {
822: $r->print('<p>'.&mt('Slot [_1] marked as deleted.','<tt>'.$slot_name.'</tt>').'</p>');
823: } else {
824: $r->print('<p><span class="LC_error">'.&mt('An error occurred when attempting to delete slot: [_1]','<tt>'.$slot_name.'</tt>')." ($ret)</span></p>");
825: }
826: } else {
827: if (%consumed) {
828: $r->print('<p>'.&mt('Slot [_1] has active reservations.','<tt>'.$slot_name.'</tt>').'</p>');
829: } else {
830: $r->print('<p>'.&mt('Slot [_1] does not exist.','<tt>'.$slot_name.'</tt>').'</p>');
831: }
832: }
833: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
834: &mt('Return to slot list').'</a></p>');
835: &return_link($r);
836: }
837:
838: sub return_link {
839: my ($r) = @_;
840: if (($env{'form.command'} eq 'manageresv') || ($env{'form.context'} eq 'usermanage')) {
841: $r->print('<p><a href="/adm/slotrequest?command=manageresv">'.
842: &mt('Return to reservations'));
843: } else {
844: $r->print('<p><a href="/adm/flip?postdata=return:">'.
845: &mt('Return to last resource').'</a></p>');
846: }
847: }
848:
849: sub get_slot {
850: my ($r,$symb,$conflictable_slot,$inhibit_return_link)=@_;
851:
852: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
853: my $slot_name=&check_for_conflict($symb,$env{'form.slotname'},\%slot);
854:
855: if ($slot_name =~ /^error: (.*)/) {
856: $r->print('<p><span class="LC_error">'
857: .&mt('An error occurred while attempting to make a reservation. ([_1])',$1)
858: .'</span></p>');
859: &return_link($r);
860: return 0;
861: }
862: if ($slot_name && $slot_name ne $conflictable_slot) {
863: my %slot=&Apache::lonnet::get_slot($slot_name);
864: my $description1=&get_description($slot_name,\%slot);
865: %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
866: my $description2=&get_description($env{'form.slotname'},\%slot);
867: if ($slot_name ne $env{'form.slotname'}) {
868: $r->print(<<STUFF);
869: <form method="post" action="/adm/slotrequest">
870: <input type="hidden" name="symb" value="$env{'form.symb'}" />
871: <input type="hidden" name="slotname" value="$env{'form.slotname'}" />
872: <input type="hidden" name="releaseslot" value="$slot_name" />
873: <input type="hidden" name="command" value="change" />
874: STUFF
875: $r->print('<p class="LC_error">'.&mt('Reservation currently unchanged').'</p>');
876: if ($slot_name ne '') {
877: $r->print('<p>'.&mt('To complete the transaction you [_1]must confirm[_2] you want to [_3]process the change[_4] to [_5].'
878: ,'<b>','</b>','<i>','</i>','<b>'.$description2.'</b>')
879: .'<br />'
880: .&mt('Or you can choose to [_1]make no change[_2] and continue[_2] with the reservation you already had: [_3].'
881: ,'<i>','</i>','<b>'.$description1.'</b>')
882: .'</p><p><span class="LC_nobreak">'
883: .'<input type="submit" name="change" value="'.&mt('Process the change').'" />'
884: .(' 'x3)
885: .'<input type="submit" name="nochange" value="'.&mt('Make no change').'" />'
886: .'</span></p>');
887: }
888: $r->print(<<STUFF);
889: </form>
890: STUFF
891: } else {
892: $r->print('<p>'.&mt('Already have a reservation: [_1].',$description1).'</p>');
893: &return_link($r);
894: }
895: return 0;
896: }
897:
898: my ($cnum,$cdom)=&get_course();
899: my $reserved=&make_reservation($env{'form.slotname'},
900: \%slot,$symb,$cnum,$cdom);
901: my $description=&get_description($env{'form.slotname'},\%slot);
902: if (defined($reserved)) {
903: my $retvalue = 0;
904: if ($slot_name =~ /^error: (.*)/) {
905: $r->print('<p><span class="LC_error">'
906: .&mt('An error occurred while attempting to make a reservation. ([_1])',$1)
907: .'</span></p>');
908: } elsif ($reserved > -1) {
909: $r->print('<p style="font-weight: bold;">'.&mt('Successfully signed up: [_1]',$description).'</p>');
910: $retvalue = 1;
911: my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
912: my $subject = &mt('Reservation change: [_1]',$description);
913: my $msgbody = &mt('Successful reservation by [_1] for [_2].',$person,$description);
914: my $msg = &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'reserve');
915: if ($msg) {
916: $r->print($msg);
917: }
918: } elsif ($reserved < 0) {
919: $r->print('<p>'.&mt('Already reserved: [_1]',$description).'</p>');
920: }
921: if (!$inhibit_return_link) { &return_link($r); }
922: return 1;
923: }
924:
925: my %lt = &Apache::lonlocal::texthash(
926: 'request' => 'Availability list',
927: 'try' => 'Try again?',
928: 'or' => 'or',
929: );
930:
931: my $extra_input;
932: if ($conflictable_slot) {
933: $extra_input='<input type="hidden" name="releaseslot" value="'.$env{'form.slotname'}.'" />';
934: }
935:
936: $r->print('<p>'.&mt('[_1]Failed[_2] to reserve a slot for [_3].','<span class="LC_warning">','</span>',$description).'</p>');
937: $r->print(<<STUFF);
938: <p>
939: <form method="post" action="/adm/slotrequest">
940: <input type="submit" name="Try Again" value="$lt{'try'}" />
941: <input type="hidden" name="symb" value="$env{'form.symb'}" />
942: <input type="hidden" name="slotname" value="$env{'form.slotname'}" />
943: <input type="hidden" name="command" value="$env{'form.command'}" />
944: $extra_input
945: </form>
946: </p>
947: <p>
948: $lt{'or'}
949: <form method="post" action="/adm/slotrequest">
950: <input type="hidden" name="symb" value="$env{'form.symb'}" />
951: <input type="submit" name="requestattempt" value="$lt{'request'}" />
952: </form>
953: STUFF
954:
955: if (!$inhibit_return_link) {
956: $r->print(&mt('or').'</p>');
957: &return_link($r);
958: } else {
959: $r->print('</p>');
960: }
961: return 0;
962: }
963:
964: sub allowed_slot {
965: my ($slot_name,$slot,$symb,$slots,$consumed_uniqueperiods,$toskip)=@_;
966:
967: #already started
968: if ($slot->{'starttime'} < time) {
969: return 0;
970: }
971: &Apache::lonxml::debug("$slot_name starttime good");
972:
973: #already ended
974: if ($slot->{'endtime'} < time) {
975: return 0;
976: }
977: &Apache::lonxml::debug("$slot_name endtime good");
978:
979: # not allowed to pick this one
980: if (defined($slot->{'type'})
981: && $slot->{'type'} ne 'schedulable_student') {
982: return 0;
983: }
984: &Apache::lonxml::debug("$slot_name type good");
985:
986: # reserve time not yet started
987: if ($slot->{'startreserve'} > time) {
988: return 0;
989: }
990: # reserve time ended
991: if (($slot->{'endreserve'}) &&
992: ($slot->{'endreserve'} < time)) {
993: return 0;
994: }
995: &Apache::lonxml::debug("$slot_name reserve good");
996:
997: my $userallowed=0;
998: # its for a different set of users
999: if (defined($slot->{'allowedsections'})) {
1000: if (!defined($env{'request.role.sec'})
1001: && grep(/^No section assigned$/,
1002: split(',',$slot->{'allowedsections'}))) {
1003: $userallowed=1;
1004: }
1005: if (defined($env{'request.role.sec'})
1006: && grep(/^\Q$env{'request.role.sec'}\E$/,
1007: split(',',$slot->{'allowedsections'}))) {
1008: $userallowed=1;
1009: }
1010: if (defined($env{'request.course.groups'})) {
1011: my @groups = split(/:/,$env{'request.course.groups'});
1012: my @allowed_sec = split(',',$slot->{'allowedsections'});
1013: foreach my $group (@groups) {
1014: if (grep {$_ eq $group} (@allowed_sec)) {
1015: $userallowed=1;
1016: last;
1017: }
1018: }
1019: }
1020: }
1021: &Apache::lonxml::debug("$slot_name sections is $userallowed");
1022:
1023: # its for a different set of users
1024: if (defined($slot->{'allowedusers'})
1025: && grep(/^\Q$env{'user.name'}:$env{'user.domain'}\E$/,
1026: split(',',$slot->{'allowedusers'}))) {
1027: $userallowed=1;
1028: }
1029:
1030: if (!defined($slot->{'allowedusers'})
1031: && !defined($slot->{'allowedsections'})) {
1032: $userallowed=1;
1033: }
1034:
1035: &Apache::lonxml::debug("$slot_name user is $userallowed");
1036: return 0 if (!$userallowed);
1037:
1038: # not allowed for this resource
1039: if (defined($slot->{'symb'})) {
1040: my $exclude = 1;
1041: my ($slotmap,$slotid,$sloturl) = &Apache::lonnet::decode_symb($slot->{'symb'});
1042: if ($sloturl=~/\.(page|sequence)$/) {
1043: my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
1044: if (($map ne '') && ($map eq $slotmap)) {
1045: $exclude = 0;
1046: }
1047: } elsif ($slot->{'symb'} eq $symb) {
1048: $exclude = 0;
1049: }
1050: if ($exclude) {
1051: unless ((ref($toskip) eq 'HASH') && ($toskip->{'symb'})) {
1052: return 0;
1053: }
1054: }
1055: }
1056:
1057: my $conflict = &check_for_conflict($symb,$slot_name,$slot,$slots,
1058: $consumed_uniqueperiods);
1059: if ($conflict =~ /^error: /) {
1060: return 0;
1061: } elsif ($conflict ne '') {
1062: if ($slots->{$conflict}{'starttime'} < time) {
1063: return 0;
1064: }
1065: }
1066: &Apache::lonxml::debug("$slot_name symb good");
1067: return 1;
1068: }
1069:
1070: sub get_description {
1071: my ($slot_name,$slot)=@_;
1072: my $description=$slot->{'description'};
1073: if (!defined($description)) {
1074: $description=&mt('[_1] From [_2] to [_3]',$slot_name,
1075: &Apache::lonlocal::locallocaltime($slot->{'starttime'}),
1076: &Apache::lonlocal::locallocaltime($slot->{'endtime'}));
1077: }
1078: return $description;
1079: }
1080:
1081: sub show_choices {
1082: my ($symb,$formname,$num,$class,$slots,$consumed_uniqueperiods,$available,$got_slots)=@_;
1083: my $output;
1084: &Apache::lonxml::debug("Checking Slots");
1085: if (!ref($available) eq 'ARRAY') {
1086: return;
1087: }
1088: if (!@{$available}) {
1089: $output = '<span class="LC_info">'.&mt('No available times.').'</span>';
1090: if ($env{'form.command'} ne 'manageresv') {
1091: $output .= ' <a href="/adm/flip?postdata=return:">'.
1092: &mt('Return to last resource').'</a>';
1093: }
1094: if ($class) {
1095: return '<div class="'.$class.'">'.$output.'</div>';
1096: } else {
1097: return $output;
1098: }
1099: }
1100: if (@{$available} > 1) {
1101: my $numavailable = scalar(@{$available});
1102: my $numreserved = 0;
1103: my $js;
1104: my $j = 0;
1105: foreach my $got (@{$got_slots}) {
1106: unless (($got eq '') || (!defined($got))) {
1107: $numreserved ++;
1108: if ($env{'form.command'} eq 'manageresv') {
1109: $js .= " currslot[$j]='$got';\n";
1110: $j++;
1111: }
1112: }
1113: }
1114: my $showfilter = 'none';
1115: $output .= '<fieldset><legend>'.&mt('Actions').'</legend>'."\n".
1116: '<form method="post" name="reservationdisplay_'.$num.
1117: '" action="" onsubmit="toggleSlotDisplay(this.form,'."'$num'".');">';
1118: my @options = ('all','filter');
1119: if ($numreserved) {
1120: unshift(@options,'show');
1121: }
1122: my %resmenu = &Apache::lonlocal::texthash (
1123: show => 'Show current reservation',
1124: all => 'Show all',
1125: filter => 'Search by date',
1126: );
1127: foreach my $option (@options) {
1128: my $onclick = "toggleSlotDisplay(this.form,'$num');";
1129: if (($option eq 'show') && ($env{'form.command'} eq 'manageresv')) {
1130: $onclick .= "currSlotDisplay$num(this.form,'$num');";
1131: }
1132: $output .= '<span class="LC_nobreak"><label>'.
1133: '<input type="radio" class="LC_slotpick_radio" name="slotpick" value="'.
1134: $option.'" onclick="'.$onclick.'" />'.
1135: $resmenu{$option}.
1136: '</label></span>'.(' ' x3)."\n";
1137: }
1138: $output .= '</form>';
1139: my $chooserform = 'reservationchooser_'.$num;
1140: my $starttime = $slots->{$available->[0]}->{'starttime'};
1141: my $endtime = $slots->{$available->[-1]}->{'starttime'};
1142: if ($env{'form.command'} eq 'manageresv') {
1143: $output .= <<"ENDSCRIPT";
1144:
1145: <script type="text/javascript">
1146: // <![CDATA[
1147: function currSlotDisplay$num() {
1148: var currslot = new Array($numreserved);
1149: $js
1150: for (var j=0; j<$numreserved; j++) {
1151: if (document.getElementById('LC_slotrow_$num\_'+currslot[j])) {
1152: document.getElementById('LC_slotrow_$num\_'+currslot[j]).style.display = '';
1153: }
1154: }
1155: }
1156: // ]]>
1157: </script>
1158:
1159: ENDSCRIPT
1160: }
1161: $output .=
1162: '<div id="LC_slotfilter_'.$num.'" style="display:'.$showfilter.'">'.
1163: '<form method="post" name="'.$chooserform.'" action="">'.
1164: '<table><tr><td>'.&mt('Open after').'</td><td>'.
1165: &Apache::lonhtmlcommon::date_setter($chooserform,'start',$starttime,'','','','','','','',1,1).
1166: '</td></tr><tr><td>'.&mt('Closed before').'</td><td>'.
1167: &Apache::lonhtmlcommon::date_setter($chooserform,'end',$endtime,'','','','','','','',1,1).
1168: '</td></tr></table><br />'.
1169: '<input type="button" name="slotfilter" value="Search for reservable slots" onclick="updateSlotDisplay(this.form,'."'$num'".');" />'.
1170: '</form></div><div id="LC_slotsearch_'.$num.'" style="display:none"><hr />';
1171: }
1172: if ($env{'form.command'} eq 'manageresv') {
1173: $output .= '<table border="0">';
1174: } else {
1175: $output .= &Apache::loncommon::start_data_table();
1176: }
1177: foreach my $slot (@{$available}) {
1178: my $description=&get_description($slot,$slots->{$slot});
1179: my $form;
1180: if ((grep(/^\Q$slot\E$/,@{$got_slots})) ||
1181: &space_available($slot,$slots->{$slot},$symb)) {
1182: my $text=&mt('Select');
1183: my $command='get';
1184: if (grep(/^\Q$slot\E$/,@{$got_slots})) {
1185: $text=&mt('Drop Reservation');
1186: $command='release';
1187: } else {
1188: my $conflict = &check_for_conflict($symb,$slot,$slots->{$slot},
1189: $slots,$consumed_uniqueperiods);
1190: if ($conflict) {
1191: if ($conflict =~ /^error: /) {
1192: $form = '<span class="LC_error">'.
1193: &mt('Slot: [_1] has unknown status.',$description).
1194: '</span>';
1195: } else {
1196: $text=&mt('Change Reservation');
1197: $command='get';
1198: }
1199: }
1200: }
1201: my $escsymb=&escape($symb);
1202: if (!$form) {
1203: my $name;
1204: if ($formname) {
1205: $name = 'name="'.$formname.'"';
1206: }
1207: my $context = 'user';
1208: if ($env{'form.command'} eq 'manageresv') {
1209: $context = 'usermanage';
1210: }
1211: $form=<<STUFF;
1212: <form method="post" action="/adm/slotrequest" $name>
1213: <input type="submit" name="Select" value="$text" />
1214: <input type="hidden" name="symb" value="$escsymb" />
1215: <input type="hidden" name="slotname" value="$slot" />
1216: <input type="hidden" name="command" value="$command" />
1217: <input type="hidden" name="context" value="$context" />
1218: </form>
1219: STUFF
1220: }
1221: } else {
1222: $form = &mt('Unavailable');
1223: }
1224: if ($env{'form.command'} eq 'manageresv') {
1225: $output .= '<tr id="LC_slotrow_'.$num.'_'.$slot.'" >';
1226: } else {
1227: $output .= &Apache::loncommon::start_data_table_row('','LC_slotrow_'.$num.'_'.$slot);
1228: }
1229: $output .= "
1230: <td>$form</td>
1231: <td>$description</td>\n";
1232: if ($env{'form.command'} eq 'manageresv') {
1233: $output .= '</tr>';
1234: } else {
1235: $output .= &Apache::loncommon::end_data_table_row();
1236: }
1237: }
1238: if ($env{'form.command'} eq 'manageresv') {
1239: $output .= '</table>';
1240: } else {
1241: $output .= &Apache::loncommon::end_data_table();
1242: }
1243: if (@{$available} > 1) {
1244: $output .= '</div></fieldset>';
1245: }
1246: if ($class) {
1247: return '<div class="'.$class.'">'.$output.'</div>';
1248: } else {
1249: return $output;
1250: }
1251: }
1252:
1253: sub to_show {
1254: my ($slotname,$slot,$when,$deleted,$name) = @_;
1255: my $time=time;
1256: my $week=60*60*24*7;
1257:
1258: if ($deleted eq 'hide' && $slot->{'type'} eq 'deleted') {
1259: return 0;
1260: }
1261:
1262: if ($name && $name->{'value'} =~ /\w/) {
1263: if ($name->{'type'} eq 'substring') {
1264: if ($slotname !~ /\Q$name->{'value'}\E/) {
1265: return 0;
1266: }
1267: }
1268: if ($name->{'type'} eq 'exact') {
1269: if ($slotname eq $name->{'value'}) {
1270: return 0;
1271: }
1272: }
1273: }
1274:
1275: if ($when eq 'any') {
1276: return 1;
1277: } elsif ($when eq 'now') {
1278: if ($time > $slot->{'starttime'} &&
1279: $time < $slot->{'endtime'}) {
1280: return 1;
1281: }
1282: return 0;
1283: } elsif ($when eq 'nextweek') {
1284: if ( ($time < $slot->{'starttime'} &&
1285: ($time+$week) > $slot->{'starttime'})
1286: ||
1287: ($time < $slot->{'endtime'} &&
1288: ($time+$week) > $slot->{'endtime'}) ) {
1289: return 1;
1290: }
1291: return 0;
1292: } elsif ($when eq 'lastweek') {
1293: if ( ($time > $slot->{'starttime'} &&
1294: ($time-$week) < $slot->{'starttime'})
1295: ||
1296: ($time > $slot->{'endtime'} &&
1297: ($time-$week) < $slot->{'endtime'}) ) {
1298: return 1;
1299: }
1300: return 0;
1301: } elsif ($when eq 'willopen') {
1302: if ($time < $slot->{'starttime'}) {
1303: return 1;
1304: }
1305: return 0;
1306: } elsif ($when eq 'wereopen') {
1307: if ($time > $slot->{'endtime'}) {
1308: return 1;
1309: }
1310: return 0;
1311: }
1312:
1313: return 1;
1314: }
1315:
1316: sub remove_link {
1317: my ($slotname,$entry,$uname,$udom,$symb) = @_;
1318:
1319: my $remove = &mt('Remove');
1320:
1321: if ($entry eq 'remove all') {
1322: $remove = &mt('Remove All');
1323: undef($uname);
1324: undef($udom);
1325: }
1326:
1327: $slotname = &escape($slotname);
1328: $entry = &escape($entry);
1329: $uname = &escape($uname);
1330: $udom = &escape($udom);
1331: $symb = &escape($symb);
1332:
1333: return <<"END_LINK";
1334: <a href="/adm/slotrequest?command=remove_registration&slotname=$slotname&entry=$entry&uname=$uname&udom=$udom&symb=$symb&context=manage"
1335: >($remove)</a>
1336: END_LINK
1337:
1338: }
1339:
1340: sub show_table {
1341: my ($r,$mgr)=@_;
1342:
1343: my ($cnum,$cdom)=&get_course();
1344: my $crstype=&Apache::loncommon::course_type($cdom.'_'.$cnum);
1345: my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);
1346: if ( (keys(%slots))[0] =~ /^error: 2 /) {
1347: undef(%slots);
1348: }
1349: my $available;
1350: if ($mgr eq 'F') {
1351: # FIXME: This line should be deleted once Slots uses breadcrumbs
1352: $r->print('<br />'.&Apache::loncommon::help_open_topic(
1353: 'Slot About', &mt('Help on slots')));
1354:
1355: $r->print('<div>');
1356: $r->print('<form method="post" action="/adm/slotrequest">
1357: <input type="hidden" name="command" value="uploadstart" />
1358: <input type="submit" name="start" value="'.&mt('Upload Slot List').'" />
1359: </form>');
1360: $r->print(&Apache::loncommon::help_open_topic('Slot CommaDelimited'));
1361: $r->print('<form method="post" action="/adm/helper/newslot.helper">
1362: <input type="submit" name="newslot" value="'.&mt('Create a New Slot').'" />
1363: </form>');
1364: $r->print(&Apache::loncommon::help_open_topic('Slot AddInterface'));
1365: $r->print('</div>');
1366: }
1367:
1368: if (!keys(%slots)) {
1369: $r->print(
1370: '<p class="LC_info">'
1371: .&mt('No slots have been created in this '.lc($crstype).'.')
1372: .'</p>'
1373: );
1374: return;
1375: }
1376:
1377: my %Saveable_Parameters = ('show' => 'array',
1378: 'when' => 'scalar',
1379: 'order' => 'scalar',
1380: 'deleted' => 'scalar',
1381: 'name_filter_type' => 'scalar',
1382: 'name_filter_value' => 'scalar',
1383: );
1384: &Apache::loncommon::store_course_settings('slotrequest',
1385: \%Saveable_Parameters);
1386: &Apache::loncommon::restore_course_settings('slotrequest',
1387: \%Saveable_Parameters);
1388: &Apache::grades::init_perm();
1389: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all');
1390: &Apache::grades::reset_perm();
1391:
1392: # what to display filtering
1393: my %show_fields=&Apache::lonlocal::texthash(
1394: 'name' => 'Slot Name',
1395: 'description' => 'Description',
1396: 'type' => 'Type',
1397: 'starttime' => 'Start time',
1398: 'endtime' => 'End Time',
1399: 'startreserve' => 'Time students can start reserving',
1400: 'endreserve' => 'Time students can no longer reserve',
1401: 'reservationmsg' => 'Message triggered by reservation',
1402: 'secret' => 'Secret Word',
1403: 'space' => '# of students/max',
1404: 'ip' => 'IP or DNS restrictions',
1405: 'symb' => 'Resource/Map slot is restricted to.',
1406: 'allowedsections' => 'Sections slot is restricted to.',
1407: 'allowedusers' => 'Users slot is restricted to.',
1408: 'uniqueperiod' => 'Period of time slot is unique',
1409: 'scheduled' => 'Scheduled Students',
1410: 'proctor' => 'List of proctors');
1411: if ($crstype eq 'Community') {
1412: $show_fields{'startreserve'} = &mt('Time members can start reserving');
1413: $show_fields{'endreserve'} = &mt('Time members can no longer reserve');
1414: $show_fields{'scheduled'} = &mt('Scheduled Members');
1415: }
1416: my @show_order=('name','description','type','starttime','endtime',
1417: 'startreserve','endreserve','reservationmsg','secret','space',
1418: 'ip','symb','allowedsections','allowedusers','uniqueperiod',
1419: 'scheduled','proctor');
1420: my @show =
1421: (exists($env{'form.show'})) ? &Apache::loncommon::get_env_multiple('form.show')
1422: : keys(%show_fields);
1423: my %show = map { $_ => 1 } (@show);
1424:
1425: #when filtering setup
1426: my %when_fields=&Apache::lonlocal::texthash(
1427: 'now' => 'Open now',
1428: 'nextweek' => 'Open within the next week',
1429: 'lastweek' => 'Were open last week',
1430: 'willopen' => 'Will open later',
1431: 'wereopen' => 'Were open',
1432: 'any' => 'Anytime',
1433: );
1434: my @when_order=('any','now','nextweek','lastweek','willopen','wereopen');
1435: $when_fields{'select_form_order'} = \@when_order;
1436: my $when = (exists($env{'form.when'})) ? $env{'form.when'}
1437: : 'now';
1438:
1439: #display of students setup
1440: my %stu_display_fields=
1441: &Apache::lonlocal::texthash('username' => 'User name',
1442: 'fullname' => 'Full name',
1443: );
1444: my @stu_display_order=('fullname','username');
1445: my @stu_display =
1446: (exists($env{'form.studisplay'})) ? &Apache::loncommon::get_env_multiple('form.studisplay')
1447: : keys(%stu_display_fields);
1448: my %stu_display = map { $_ => 1 } (@stu_display);
1449:
1450: #name filtering setup
1451: my %name_filter_type_fields=
1452: &Apache::lonlocal::texthash('substring' => 'Substring',
1453: 'exact' => 'Exact',
1454: #'reg' => 'Regular Expression',
1455: );
1456: my @name_filter_type_order=('substring','exact');
1457:
1458: $name_filter_type_fields{'select_form_order'} = \@name_filter_type_order;
1459: my $name_filter_type =
1460: (exists($env{'form.name_filter_type'})) ? $env{'form.name_filter_type'}
1461: : 'substring';
1462: my $name_filter = {'type' => $name_filter_type,
1463: 'value' => $env{'form.name_filter_value'},};
1464:
1465:
1466: #deleted slot filtering
1467: #default to hide if no value
1468: $env{'form.deleted'} ||= 'hide';
1469: my $hide_radio =
1470: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'hide');
1471: my $show_radio =
1472: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'show');
1473:
1474: $r->print('<form method="post" action="/adm/slotrequest">
1475: <input type="hidden" name="command" value="showslots" />');
1476: $r->print('<div>');
1477: $r->print('<table class="inline">
1478: <tr><th>'.&mt('Show').'</th>
1479: <th>'.&mt('Student Display').'</th>
1480: <th>'.&mt('Open').'</th>
1481: <th>'.&mt('Slot Name Filter').'</th>
1482: <th>'.&mt('Options').'</th>
1483: </tr>
1484: <tr><td valign="top">'.&Apache::loncommon::multiple_select_form('show',\@show,6,\%show_fields,\@show_order).
1485: '</td>
1486: <td valign="top">
1487: '.&Apache::loncommon::multiple_select_form('studisplay',\@stu_display,
1488: 6,\%stu_display_fields,
1489: \@stu_display_order).'
1490: </td>
1491: <td valign="top">'.&Apache::loncommon::select_form($when,'when',\%when_fields).
1492: '</td>
1493: <td valign="top">'.&Apache::loncommon::select_form($name_filter_type,
1494: 'name_filter_type',
1495: \%name_filter_type_fields).
1496: '<br />'.
1497: &Apache::lonhtmlcommon::textbox('name_filter_value',
1498: $env{'form.name_filter_value'},
1499: 15).
1500: '</td>
1501: <td valign="top">
1502: <table>
1503: <tr>
1504: <td rowspan="2">'.&mt('Deleted slots:').'</td>
1505: <td><label>'.$show_radio.&mt('Show').'</label></td>
1506: </tr>
1507: <tr>
1508: <td><label>'.$hide_radio.&mt('Hide').'</label></td>
1509: </tr>
1510: </table>
1511: </td>
1512: </tr>
1513: </table>');
1514: $r->print('</div>');
1515: $r->print('<p><input type="submit" name="start" value="'.&mt('Update Display').'" /></p>');
1516: my $linkstart='<a href="/adm/slotrequest?command=showslots&order=';
1517: $r->print(&Apache::loncommon::start_data_table().
1518: &Apache::loncommon::start_data_table_header_row().'
1519: <th></th>');
1520: foreach my $which (@show_order) {
1521: if ($which ne 'proctor' && exists($show{$which})) {
1522: $r->print('<th>'.$linkstart.$which.'">'.$show_fields{$which}.'</a></th>');
1523: }
1524: }
1525: $r->print(&Apache::loncommon::end_data_table_header_row());
1526:
1527: my %name_cache;
1528: my $slotsort = sub {
1529: if ($env{'form.order'}=~/^(type|description|endtime|startreserve|endreserve|ip|symb|allowedsections|allowedusers|reservationmsg)$/) {
1530: if (lc($slots{$a}->{$env{'form.order'}})
1531: ne lc($slots{$b}->{$env{'form.order'}})) {
1532: return (lc($slots{$a}->{$env{'form.order'}})
1533: cmp lc($slots{$b}->{$env{'form.order'}}));
1534: }
1535: } elsif ($env{'form.order'} eq 'space') {
1536: if ($slots{$a}{'maxspace'} ne $slots{$b}{'maxspace'}) {
1537: return ($slots{$a}{'maxspace'} cmp $slots{$b}{'maxspace'});
1538: }
1539: } elsif ($env{'form.order'} eq 'name') {
1540: if (lc($a) cmp lc($b)) {
1541: return lc($a) cmp lc($b);
1542: }
1543: } elsif ($env{'form.order'} eq 'uniqueperiod') {
1544:
1545: if ($slots{$a}->{'uniqueperiod'}[0]
1546: ne $slots{$b}->{'uniqueperiod'}[0]) {
1547: return ($slots{$a}->{'uniqueperiod'}[0]
1548: cmp $slots{$b}->{'uniqueperiod'}[0]);
1549: }
1550: if ($slots{$a}->{'uniqueperiod'}[1]
1551: ne $slots{$b}->{'uniqueperiod'}[1]) {
1552: return ($slots{$a}->{'uniqueperiod'}[1]
1553: cmp $slots{$b}->{'uniqueperiod'}[1]);
1554: }
1555: }
1556: return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'};
1557: };
1558:
1559: my %consumed;
1560: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1561: %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum);
1562: my ($tmp)=%consumed;
1563: if ($tmp =~ /^error: /) { undef(%consumed); }
1564: }
1565:
1566: my %msgops = &slot_reservationmsg_options();
1567:
1568: foreach my $slot (sort $slotsort (keys(%slots))) {
1569: if (!&to_show($slot,$slots{$slot},$when,
1570: $env{'form.deleted'},$name_filter)) { next; }
1571: my $reservemsg;
1572: if (defined($slots{$slot}->{'type'})
1573: && $slots{$slot}->{'type'} eq 'schedulable_student') {
1574: $reservemsg = $msgops{$slots{$slot}->{'reservationmsg'}};
1575: }
1576: my $description=&get_description($slot,$slots{$slot});
1577: my ($id_count,$ids);
1578:
1579: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1580: my $re_str = "$slot\0";
1581: my @this_slot = grep(/^\Q$re_str\E/,keys(%consumed));
1582: $id_count = scalar(@this_slot);
1583: if (exists($show{'scheduled'})) {
1584: foreach my $entry (sort { $consumed{$a}{name} cmp
1585: $consumed{$b}{name} }
1586: (@this_slot)) {
1587: my (undef,$id)=split("\0",$entry);
1588: my ($uname,$udom) = split(':',$consumed{$entry}{'name'});
1589: $ids.= '<span class="LC_nobreak">';
1590: foreach my $item (@stu_display_order) {
1591: if ($stu_display{$item}) {
1592: if ($item eq 'fullname') {
1593: $ids.=$fullname->{"$uname:$udom"}.' ';
1594: } elsif ($item eq 'username') {
1595: $ids.="<tt>$uname:$udom</tt> ";
1596: }
1597: }
1598: }
1599: $ids.=&remove_link($slot,$entry,$uname,$udom,
1600: $consumed{$entry}{'symb'}).'</span><br />';
1601: }
1602: }
1603: }
1604:
1605: my $start=($slots{$slot}->{'starttime'}?
1606: &Apache::lonlocal::locallocaltime($slots{$slot}->{'starttime'}):'');
1607: my $end=($slots{$slot}->{'endtime'}?
1608: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endtime'}):'');
1609: my $start_reserve=($slots{$slot}->{'startreserve'}?
1610: &Apache::lonlocal::locallocaltime($slots{$slot}->{'startreserve'}):'');
1611: my $end_reserve=($slots{$slot}->{'endreserve'}?
1612: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endreserve'}):'');
1613:
1614: my $unique;
1615: if (ref($slots{$slot}{'uniqueperiod'})) {
1616: $unique=localtime($slots{$slot}{'uniqueperiod'}[0]).', '.
1617: localtime($slots{$slot}{'uniqueperiod'}[1]);
1618: }
1619:
1620: my $title;
1621: if (exists($slots{$slot}{'symb'})) {
1622: my (undef,undef,$res)=
1623: &Apache::lonnet::decode_symb($slots{$slot}{'symb'});
1624: $res = &Apache::lonnet::clutter($res);
1625: $title = &Apache::lonnet::gettitle($slots{$slot}{'symb'});
1626: $title='<a href="'.$res.'?symb='.$slots{$slot}{'symb'}.'">'.$title.'</a>';
1627: }
1628:
1629: my $allowedsections;
1630: if (exists($show{'allowedsections'})) {
1631: $allowedsections =
1632: join(', ',sort(split(/\s*,\s*/,
1633: $slots{$slot}->{'allowedsections'})));
1634: }
1635:
1636: my @allowedusers;
1637: if (exists($show{'allowedusers'})) {
1638: @allowedusers= map {
1639: my ($uname,$udom)=split(/:/,$_);
1640: my $fullname=$name_cache{$_};
1641: if (!defined($fullname)) {
1642: $fullname = &Apache::loncommon::plainname($uname,$udom);
1643: $fullname =~s/\s/ /g;
1644: $name_cache{$_} = $fullname;
1645: }
1646: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1647: } (sort(split(/\s*,\s*/,$slots{$slot}->{'allowedusers'})));
1648: }
1649: my $allowedusers=join(', ',@allowedusers);
1650:
1651: my @proctors;
1652: my $rowspan=1;
1653: my $colspan=1;
1654: if (exists($show{'proctor'})) {
1655: $rowspan=2;
1656: @proctors= map {
1657: my ($uname,$udom)=split(/:/,$_);
1658: my $fullname=$name_cache{$_};
1659: if (!defined($fullname)) {
1660: $fullname = &Apache::loncommon::plainname($uname,$udom);
1661: $fullname =~s/\s/ /g;
1662: $name_cache{$_} = $fullname;
1663: }
1664: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1665: } (sort(split(/\s*,\s*/,$slots{$slot}->{'proctor'})));
1666: }
1667: my $proctors=join(', ',@proctors);
1668:
1669: my %lt = &Apache::lonlocal::texthash (
1670: edit => 'Edit',
1671: delete => 'Delete',
1672: slotlog => 'History',
1673: );
1674: my $edit=(<<"EDITLINK");
1675: <a href="/adm/helper/newslot.helper?name=$slot">$lt{'edit'}</a>
1676: EDITLINK
1677:
1678: my $delete=(<<"DELETELINK");
1679: <a href="/adm/slotrequest?command=delete&slotname=$slot">$lt{'delete'}</a>
1680: DELETELINK
1681:
1682: my $showlog=(<<"LOGLINK");
1683: <a href="/adm/slotrequest?command=slotlog&slotname=$slot">$lt{'slotlog'}</a>
1684: LOGLINK
1685:
1686: my $remove_all=&remove_link($slot,'remove all').'<br />';
1687:
1688: if ($ids eq '') {
1689: undef($remove_all);
1690: } else {
1691: undef($delete);
1692: }
1693: if ($slots{$slot}{'type'} ne 'schedulable_student') {
1694: undef($showlog);
1695: undef($remove_all);
1696: }
1697:
1698: my $row_start=&Apache::loncommon::start_data_table_row();
1699: my $row_end=&Apache::loncommon::end_data_table_row();
1700: $r->print($row_start.
1701: "\n<td rowspan=\"$rowspan\">$edit $delete $showlog</td>\n");
1702: if (exists($show{'name'})) {
1703: $colspan++;$r->print("<td>$slot</td>");
1704: }
1705: if (exists($show{'description'})) {
1706: $colspan++;$r->print("<td>$description</td>\n");
1707: }
1708: if (exists($show{'type'})) {
1709: $colspan++;$r->print("<td>$slots{$slot}->{'type'}</td>\n");
1710: }
1711: if (exists($show{'starttime'})) {
1712: $colspan++;$r->print("<td>$start</td>\n");
1713: }
1714: if (exists($show{'endtime'})) {
1715: $colspan++;$r->print("<td>$end</td>\n");
1716: }
1717: if (exists($show{'startreserve'})) {
1718: $colspan++;$r->print("<td>$start_reserve</td>\n");
1719: }
1720: if (exists($show{'endreserve'})) {
1721: $colspan++;$r->print("<td>$end_reserve</td>\n");
1722: }
1723: if (exists($show{'reservationmsg'})) {
1724: $colspan++;$r->print("<td>$reservemsg</td>\n");
1725: }
1726: if (exists($show{'secret'})) {
1727: $colspan++;$r->print("<td>$slots{$slot}{'secret'}</td>\n");
1728: }
1729: if (exists($show{'space'})) {
1730: my $display = $id_count;
1731: if ($slots{$slot}{'maxspace'}>0) {
1732: $display.='/'.$slots{$slot}{'maxspace'};
1733: if ($slots{$slot}{'maxspace'} <= $id_count) {
1734: $display = '<strong>'.$display.' (full) </strong>';
1735: }
1736: }
1737: $colspan++;$r->print("<td>$display</td>\n");
1738: }
1739: if (exists($show{'ip'})) {
1740: $colspan++;$r->print("<td>$slots{$slot}{'ip'}</td>\n");
1741: }
1742: if (exists($show{'symb'})) {
1743: $colspan++;$r->print("<td>$title</td>\n");
1744: }
1745: if (exists($show{'allowedsections'})) {
1746: $colspan++;$r->print("<td>$allowedsections</td>\n");
1747: }
1748: if (exists($show{'allowedusers'})) {
1749: $colspan++;$r->print("<td>$allowedusers</td>\n");
1750: }
1751: if (exists($show{'uniqueperiod'})) {
1752: $colspan++;$r->print("<td>$unique</td>\n");
1753: }
1754: if (exists($show{'scheduled'})) {
1755: $colspan++;$r->print("<td>$remove_all $ids</td>\n");
1756: }
1757: $r->print("$row_end\n");
1758: if (exists($show{'proctor'})) {
1759: $r->print(<<STUFF);
1760: $row_start
1761: <td colspan="$colspan">$proctors</td>
1762: $row_end
1763: STUFF
1764: }
1765: }
1766: $r->print(&Apache::loncommon::end_data_table().'</form>');
1767: return;
1768: }
1769:
1770: sub manage_reservations {
1771: my ($r,$crstype,$slots,$consumed_uniqueperiods,$allavailable) = @_;
1772: my $navmap = Apache::lonnavmaps::navmap->new();
1773: $r->print('<p>'
1774: .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.')
1775: .'<br />'
1776: .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.')
1777: .'</p>'
1778: );
1779: if (!defined($navmap)) {
1780: $r->print('<div class="LC_error">');
1781: if ($crstype eq 'Community') {
1782: $r->print(&mt('Unable to retrieve information about community contents'));
1783: } else {
1784: $r->print(&mt('Unable to retrieve information about course contents'));
1785: }
1786: $r->print('</div>');
1787: &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
1788: return;
1789: }
1790: if (ref($consumed_uniqueperiods) eq 'HASH') {
1791: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
1792: $r->print('<span class="LC_error">'.
1793: &mt('An error occurred determining slot availability.').
1794: '</span>');
1795: return;
1796: }
1797: } elsif ($consumed_uniqueperiods =~ /^error: /) {
1798: $r->print('<span class="LC_error">'.
1799: &mt('An error occurred determining slot availability.').
1800: '</span>');
1801: return;
1802: }
1803: my (%parent,%shownparent,%container,%container_title,%contents);
1804: my ($depth,$count,$reservable,$lastcontainer,$rownum) = (0,0,0,0,0);
1805: my @backgrounds = ("LC_odd_row","LC_even_row");
1806: my $numcolors = scalar(@backgrounds);
1807: my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");
1808: my $slotheader = '<p>'.
1809: &mt('Your reservation status for any such assignments is listed below:').
1810: '</p>'.
1811: '<table class="LC_data_table LC_tableOfContent">'."\n";
1812: my $shownheader = 0;
1813: my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
1814: my (@ordered,%output,$mapitem,$got_map_slot,$currmapoutput,$mapnum);
1815: $mapnum = 0;
1816: while (my $resource = $it->next()) {
1817: if ($resource == $it->BEGIN_MAP()) {
1818: @ordered=();
1819: undef(%output);
1820: $currmapoutput = '';
1821: $got_map_slot = '';
1822: $mapitem = '';
1823: $depth++;
1824: $parent{$depth} = $lastcontainer;
1825: }
1826: if ($resource == $it->END_MAP()) {
1827: $depth--;
1828: $lastcontainer = $parent{$depth};
1829: my %allstatuses;
1830: foreach my $symb (@ordered) {
1831: if (ref($output{$symb}) eq 'HASH') {
1832: if (($output{$symb}{'type'} eq 'map_map') || ($output{$symb}{'type'} eq 'map')) {
1833: if ($output{$symb}{'slotstatus'} ne '') {
1834: if (ref($allstatuses{$output{$symb}{'slotstatus'}}) eq 'ARRAY') {
1835: push(@{$allstatuses{$output{$symb}{'slotstatus'}}},$symb);
1836: } else {
1837: $allstatuses{$output{$symb}{'slotstatus'}} = [$symb];
1838: }
1839: }
1840: }
1841: }
1842: }
1843: if (keys(%allstatuses) == 1) {
1844: $got_map_slot = 1;
1845: my $repsymb;
1846: my @values = values(%allstatuses);
1847: if (ref($values[0]) eq 'ARRAY') {
1848: if (ref($output{$values[0][0]}) eq 'HASH') {
1849: $repsymb = $values[0][0];
1850: }
1851: }
1852: if (($mapitem) && ($repsymb)) {
1853: my $formnum = $mapnum.'_'.$output{$repsymb}{'reservable'};
1854: my $class = 'LC_slotmaptext_'.$mapnum;
1855: if ($output{$repsymb}{'hasaction'}) {
1856: $mapitem .= '<td valign="top"><span class="'.$class.'">'.
1857: $output{$repsymb}{'msg'}.
1858: '</span></td><td valign="top">'.
1859: &slot_chooser($repsymb,$class,$formnum,$allavailable,$slots,
1860: $consumed_uniqueperiods).
1861: '</td>';
1862:
1863: } else {
1864: $mapitem .= '<td colspan="2" valign="middle"><span class="'.$class.'">'.
1865: $output{$repsymb}{'msg'}.
1866: '</span></td>';
1867: }
1868: }
1869: foreach my $symb (@ordered) {
1870: if (ref($output{$symb}) eq 'HASH') {
1871: my $bgcolor = $backgrounds[$output{$symb}{'rownum'} % $numcolors];
1872: $currmapoutput .= $output{$symb}{'header'}.
1873: '<tr class="'.$bgcolor.' LC_slotmaprow_'.$output{$symb}{'mapnum'}.'"'.
1874: ' style="display:none">'.$output{$symb}{'info'}.
1875: $output{$symb}{'data'}.'</tr>'."\n";
1876: }
1877: }
1878: } else {
1879: foreach my $symb (@ordered) {
1880: if (ref($output{$symb}) eq 'HASH') {
1881: my $bgcolor = $backgrounds[$output{$symb}{'rownum'} % $numcolors];
1882: $currmapoutput .= $output{$symb}{'header'}.
1883: '<tr class="'.$bgcolor.' LC_slotmaprow_'.$output{$symb}{'mapnum'}.'"'.
1884: ' style="display:table-row">'.$output{$symb}{'info'}.
1885: $output{$symb}{'data'}.'</tr>'."\n";
1886: }
1887: }
1888: }
1889: if ($mapitem) {
1890: if ($got_map_slot) {
1891: $mapitem =~ s{(<img src=\"/adm/lonIcons/arrow\.)open(\.gif\")}{$1closed$2};
1892: $mapitem .= '</tr>'."\n";
1893: } else {
1894: $mapitem .= '<td colspan="2"> </td></tr>'."\n";
1895: }
1896: }
1897: $r->print($mapitem.$currmapoutput);
1898: }
1899: if (ref($resource)) {
1900: my $symb = $resource->symb();
1901: $contents{$lastcontainer} ++;
1902: next if (!$resource->is_problem() && !$resource->is_sequence() &&
1903: !$resource->is_page());
1904: $count ++;
1905: if (($resource->is_sequence()) || ($resource->is_page())) {
1906: $lastcontainer = $count;
1907: $container{$lastcontainer} = $resource;
1908: $container_title{$lastcontainer} = $resource->compTitle();
1909: }
1910: if ($resource->is_problem()) {
1911: my ($useslots) = $resource->slot_control();
1912: next if (($useslots eq '') || ($useslots =~ /^\s*no\s*$/i));
1913: push(@ordered,$symb);
1914: $output{$symb}{type} = $useslots;
1915: my ($msg,$get_choices,$slotdescription);
1916: my $title = $resource->compTitle();
1917: my $status = $resource->simpleStatus('0');
1918: my ($slot_status,$date,$slot_name) = $resource->check_for_slot('0');
1919:
1920: $output{$symb}{'slotstatus'} = $slot_status;
1921: $output{$symb}{'slotname'} = $slot_name;
1922: if ($slot_name ne '') {
1923: my %slot=&Apache::lonnet::get_slot($slot_name);
1924: $slotdescription=&get_description($slot_name,\%slot);
1925: }
1926: if ($slot_status == $resource->NOT_IN_A_SLOT) {
1927: $msg=&mt('No current reservation.');
1928: $get_choices = 1;
1929: } elsif ($slot_status == $resource->NEEDS_CHECKIN) {
1930: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1931: ' '.$slotdescription.'</span><br />'.
1932: &mt('Access requires proctor validation.');
1933: } elsif ($slot_status == $resource->WAITING_FOR_GRADE) {
1934: $msg=&mt('Submitted and currently in grading queue.');
1935: } elsif ($slot_status == $resource->CORRECT) {
1936: $msg=&mt('Problem is unavailable.');
1937: } elsif ($slot_status == $resource->RESERVED) {
1938: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1939: ' '.$slotdescription.'</span><br />'.
1940: &mt('Problem is currently available.');
1941: } elsif ($slot_status == $resource->RESERVED_LOCATION) {
1942: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1943: ' '.$slotdescription.'</span><br />'.
1944: &mt('Problem is available at a different location.');
1945: $get_choices = 1;
1946: } elsif ($slot_status == $resource->RESERVED_LATER) {
1947: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1948: ' '.$slotdescription.'</span><br />'.
1949: &mt('Problem will be available later.');
1950: $get_choices = 1;
1951: } elsif ($slot_status == $resource->RESERVABLE) {
1952: $msg=&mt('Reservation needed');
1953: $get_choices = 1;
1954: } elsif ($slot_status == $resource->RESERVABLE_LATER) {
1955: $msg=&mt('Reservation needed: will be reservable later.');
1956: } elsif ($slot_status == $resource->NOTRESERVABLE) {
1957: $msg=&mt('Reservation needed: none available.');
1958: } elsif ($slot_status == $resource->UNKNOWN) {
1959: $msg=&mt('Unable to determine status due to network problems.');
1960: } else {
1961: if ($status != $resource->OPEN) {
1962: $msg = &Apache::lonnavmaps::getDescription($resource,'0');
1963: }
1964: }
1965: $output{$symb}{'msg'} = $msg;
1966: $reservable ++;
1967: $output{$symb}{'reservable'} = $reservable;
1968: my $treelevel = $depth;
1969: my $higherup = $lastcontainer;
1970: if ($depth > 1) {
1971: my @maprows;
1972: while ($treelevel > 1) {
1973: if (ref($container{$higherup})) {
1974: my $res = $container{$higherup};
1975: last if (defined($shownparent{$higherup}));
1976: my $maptitle = $res->compTitle();
1977: my $type = 'sequence';
1978: if ($res->is_page()) {
1979: $type = 'page';
1980: }
1981: &show_map_row($treelevel,$location,$type,$maptitle,
1982: \@maprows);
1983: $shownparent{$higherup} = 1;
1984: }
1985: $treelevel --;
1986: $higherup = $parent{$treelevel};
1987: }
1988: for (my $i=0; $i<@maprows; $i++) {
1989: $mapnum ++;
1990: $rownum ++;
1991: my $bgcolor = $backgrounds[$rownum % $numcolors];
1992: if (!$shownheader) {
1993: $mapitem .= $slotheader;
1994: $shownheader = 1;
1995: }
1996: if (ref($maprows[$i]) eq 'ARRAY') {
1997: if ($i < scalar(@maprows)-1) {
1998: $mapitem .= '<tr class="'.$bgcolor.'"><td>'.join('',@{$maprows[$i]}).'</td>'.
1999: '<td colspan="2"> </td></tr>'."\n";
2000: } else {
2001: $mapitem .=
2002: '<tr class="'.$bgcolor.'"><td>'.$maprows[$i][0].
2003: '<img src="/adm/lonIcons/arrow.open.gif" id="arrow'.$mapnum.'" '.
2004: 'alt="arrow" onmouseover="this.style.cursor=\'pointer\'" '.
2005: 'onclick="'."toggleSlotMap('$mapnum');".'" />'.
2006: $maprows[$i][1].(' ' x6).'</td>'."\n";
2007: }
2008: }
2009: }
2010: $output{$symb}{'mapnum'} = $mapnum;
2011: }
2012: $rownum ++;
2013: $output{$symb}{'rownum'} = $rownum;
2014: if (!$shownheader) {
2015: $output{$symb}{'header'} = $slotheader;
2016: $shownheader = 1;
2017: }
2018: $output{$symb}{'info'} = '<td>';
2019: for (my $i=0; $i<$depth; $i++) {
2020: $output{$symb}{'info'} .= '<img src="'.$location.'" alt="" />';
2021: }
2022: $output{$symb}{'info'} .= '<a href="'.$resource->src().'?symb='.$symb.'">'.
2023: '<img class="LC_contentImage" src="/adm/lonIcons/';
2024: if ($resource->is_task()) {
2025: $output{$symb}{'info'} .= 'task.gif" alt="'.&mt('Task');
2026: } else {
2027: $output{$symb}{'info'} .= 'problem.gif" alt="'.&mt('Problem');
2028: }
2029: $output{$symb}{'info'} .= '" /><b>'.$title.'</b></a>'.(' ' x6).'</td>';
2030:
2031: my $hasaction;
2032: if ($status == $resource->OPEN) {
2033: if ($get_choices) {
2034: $hasaction = 1;
2035: $output{$symb}{'hasaction'} = $hasaction;
2036: }
2037: }
2038: my $class = 'LC_slottext_'.$mapnum;
2039: if ($hasaction) {
2040: $output{$symb}{'data'} = '<td valign="top"><span class="'.$class.'">'.$msg.'</span></td>'.
2041: '<td valign="top">'.
2042: &slot_chooser($symb,$class,$reservable,$allavailable,$slots,
2043: $consumed_uniqueperiods).'</td>';
2044: } else {
2045: $output{$symb}{'data'} = '<td colspan="2" valign="middle">'.
2046: '<span class="'.$class.'">'.$msg.'</span>'.
2047: '</td>';
2048: }
2049: }
2050: }
2051: }
2052: if ($shownheader) {
2053: $r->print('</table>');
2054: }
2055: if (!$reservable) {
2056: $r->print('<span class="LC_info">');
2057: if ($crstype eq 'Community') {
2058: $r->print(&mt('No community items currently require a reservation to gain access.'));
2059: } else {
2060: $r->print(&mt('No course items currently require a reservation to gain access.'));
2061: }
2062: $r->print('</span>');
2063: }
2064: $r->print('<p><a href="/adm/slotrequest?command=showresv">'.
2065: &mt('Reservation History').'</a></p>');
2066: }
2067:
2068: sub show_map_row {
2069: my ($depth,$location,$type,$title,$maprows) = @_;
2070: my $spacers;
2071: for (my $i=0; $i<$depth-2; $i++) {
2072: $spacers .= '<img src="'.$location.'" alt="" />';
2073: }
2074: my $icon;
2075: if ($type eq 'page') {
2076: $icon = '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" /> '."\n";
2077: } else {
2078: $icon = '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\n";
2079: }
2080: $icon .= $title;
2081: unshift (@{$maprows},[$spacers,$icon]);
2082: return;
2083: }
2084:
2085: sub slot_chooser {
2086: my ($symb,$class,$formnum,$allavailable,$slots,$consumed_uniqueperiods) = @_;
2087: my $output;
2088: my @got_slots=&check_for_reservation($symb,'allslots');
2089: if ($got_slots[0] =~ /^error: /) {
2090: $output = '<span class="'.$class.'"><span class="LC_error">'.
2091: &mt('An error occurred determining slot availability.').
2092: '</span></span>';
2093: } else {
2094: my $formname = 'manageres_'.$formnum;
2095: if (ref($allavailable) eq 'ARRAY') {
2096: my @available;
2097: if (ref($slots) eq 'HASH') {
2098: foreach my $slot (@{$allavailable}) {
2099: # not allowed for this resource
2100: if (ref($slots->{$slot}) eq 'HASH') {
2101: if ((defined($slots->{$slot}->{'symb'})) &&
2102: ($slots->{$slot}->{'symb'} ne $symb)) {
2103: next;
2104: }
2105: }
2106: push(@available,$slot);
2107: }
2108: }
2109: $output .= &show_choices($symb,$formname,$formnum,$class,
2110: $slots,$consumed_uniqueperiods,
2111: \@available,\@got_slots);
2112: }
2113: }
2114: return $output;
2115: }
2116:
2117: sub show_reservations {
2118: my ($r,$uname,$udom) = @_;
2119: if (!defined($uname)) {
2120: $uname = $env{'user.name'};
2121: }
2122: if (!defined($udom)) {
2123: $udom = $env{'user.domain'};
2124: }
2125: my $formname = 'slotlog';
2126: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2127: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2128: my $crstype = &Apache::loncommon::course_type();
2129: my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname);
2130: if ($env{'form.origin'} eq 'aboutme') {
2131: $r->print('<div class="LC_fontsize_large">');
2132: my $name = &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'},
2133: 'firstname');
2134: if ($crstype eq 'Community') {
2135: $r->print(&mt('History of member-reservable slots for: [_1]',
2136: $name));
2137: } else {
2138: $r->print(&mt('History of student-reservable slots for: [_1]',
2139: $name));
2140:
2141: }
2142: $r->print('</div>');
2143: }
2144: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2145: # set defaults
2146: my $now = time();
2147: my $defstart = $now - (7*24*3600); #7 days ago
2148: my %defaults = (
2149: page => '1',
2150: show => '10',
2151: action => 'any',
2152: log_start_date => $defstart,
2153: log_end_date => $now,
2154: );
2155: my $more_records = 0;
2156:
2157: # set current
2158: my %curr;
2159: foreach my $item ('show','page','action') {
2160: $curr{$item} = $env{'form.'.$item};
2161: }
2162: my ($startdate,$enddate) =
2163: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2164: 'log_end_date');
2165: $curr{'log_start_date'} = $startdate;
2166: $curr{'log_end_date'} = $enddate;
2167: foreach my $key (keys(%defaults)) {
2168: if ($curr{$key} eq '') {
2169: $curr{$key} = $defaults{$key};
2170: }
2171: }
2172: my ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2173: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version));
2174: my $showntablehdr = 0;
2175: my $tablehdr = &Apache::loncommon::start_data_table().
2176: &Apache::loncommon::start_data_table_header_row().
2177: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Action').'</th>'.
2178: '<th>'.&mt('Description').'</th><th>'.&mt('Start time').'</th>'.
2179: '<th>'.&mt('End time').'</th><th>'.&mt('Resource').'</th>'.
2180: &Apache::loncommon::end_data_table_header_row();
2181: my ($minshown,$maxshown);
2182: $minshown = 1;
2183: my $count = 0;
2184: if ($curr{'show'} ne &mt('all')) {
2185: $maxshown = $curr{'page'} * $curr{'show'};
2186: if ($curr{'page'} > 1) {
2187: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2188: }
2189: }
2190: my (%titles,%maptitles);
2191: my %lt = &reservationlog_contexts($crstype);
2192: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2193: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2194: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2195: if ($curr{'show'} ne &mt('all')) {
2196: if ($count >= $curr{'page'} * $curr{'show'}) {
2197: $more_records = 1;
2198: last;
2199: }
2200: }
2201: if ($curr{'action'} ne 'any') {
2202: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2203: }
2204: $count ++;
2205: next if ($count < $minshown);
2206: if (!$showntablehdr) {
2207: $r->print($tablehdr);
2208: $showntablehdr = 1;
2209: }
2210: my $symb = $log{$id}{'logentry'}{'symb'};
2211: my $slot_name = $log{$id}{'logentry'}{'slot'};
2212: my %slot=&Apache::lonnet::get_slot($slot_name);
2213: my $description = $slot{'description'};
2214: my $start = ($slot{'starttime'}?
2215: &Apache::lonlocal::locallocaltime($slot{'starttime'}):'');
2216: my $end = ($slot{'endtime'}?
2217: &Apache::lonlocal::locallocaltime($slot{'endtime'}):'');
2218: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2219: my $chgaction = $log{$id}{'logentry'}{'action'};
2220: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2221: $chgaction = $lt{$chgaction};
2222: }
2223: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$chgaction.'</td><td>'.$description.'</td><td>'.$start.'</td><td>'.$end.'</td><td>'.$title.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2224: }
2225: if ($showntablehdr) {
2226: $r->print(&Apache::loncommon::end_data_table().'<br />');
2227: if (($curr{'page'} > 1) || ($more_records)) {
2228: $r->print('<table><tr>');
2229: if ($curr{'page'} > 1) {
2230: $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>');
2231: }
2232: if ($more_records) {
2233: $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>');
2234: }
2235: $r->print('</tr></table>');
2236: $r->print(<<"ENDSCRIPT");
2237: <script type="text/javascript">
2238: // <![CDATA[
2239: function chgPage(caller) {
2240: if (caller == 'previous') {
2241: document.$formname.page.value --;
2242: }
2243: if (caller == 'next') {
2244: document.$formname.page.value ++;
2245: }
2246: document.$formname.submit();
2247: return;
2248: }
2249: // ]]>
2250: </script>
2251: ENDSCRIPT
2252: }
2253: } else {
2254: $r->print('<span class="LC_info">'
2255: .&mt('There are no transactions to display.')
2256: .'</span>'
2257: );
2258: }
2259: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'."\n".
2260: '<input type="hidden" name="command" value="showresv" />'."\n");
2261: if ($env{'form.origin'} eq 'aboutme') {
2262: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n".
2263: '<input type="hidden" name="uname" value="'.$env{'form.uname'}.'" />'."\n".
2264: '<input type="hidden" name="udom" value="'.$env{'form.udom'}.'" />'."\n");
2265: }
2266: $r->print('</form>');
2267: return;
2268: }
2269:
2270: sub show_reservations_log {
2271: my ($r) = @_;
2272: my $badslot;
2273: my $crstype = &Apache::loncommon::course_type();
2274: if ($env{'form.slotname'} eq '') {
2275: $r->print('<div class="LC_warning">'.&mt('No slot name provided').'</div>');
2276: $badslot = 1;
2277: } else {
2278: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2279: if (keys(%slot) == 0) {
2280: $r->print('<div class="LC_warning">'.&mt('Invalid slot name: [_1]',$env{'form.slotname'}).'</div>');
2281: $badslot = 1;
2282: } elsif ($slot{type} ne 'schedulable_student') {
2283: my $description = &get_description($env{'form.slotname'},\%slot);
2284: $r->print('<div class="LC_warning">');
2285: if ($crstype eq 'Community') {
2286: $r->print(&mt('Reservation history unavailable for non-member-reservable slot: [_1].',$description));
2287: } else {
2288: $r->print(&mt('Reservation history unavailable for non-student-reservable slot: [_1].',$description));
2289: }
2290: $r->print('</div>');
2291: $badslot = 1;
2292: }
2293: }
2294: if ($badslot) {
2295: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
2296: &mt('Return to slot list').'</a></p>');
2297: return;
2298: }
2299: my $formname = 'reservationslog';
2300: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2301: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2302: my %slotlog=&Apache::lonnet::dump('nohist_slotreservationslog',$cdom,$cnum);
2303: if ((keys(%slotlog))[0]=~/^error\:/) { undef(%slotlog); }
2304:
2305: my (%log,@allsymbs);
2306: if (keys(%slotlog)) {
2307: foreach my $key (keys(%slotlog)) {
2308: if (ref($slotlog{$key}) eq 'HASH') {
2309: if (ref($slotlog{$key}{'logentry'}) eq 'HASH') {
2310: if ($slotlog{$key}{'logentry'}{'slot'} eq $env{'form.slotname'}) {
2311: $log{$key} = $slotlog{$key};
2312: if ($slotlog{$key}{'logentry'}{'symb'} ne '') {
2313: push(@allsymbs,$slotlog{$key}{'logentry'}{'symb'});
2314: }
2315: }
2316: }
2317: }
2318: }
2319: }
2320:
2321: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2322: my %saveable_parameters = ('show' => 'scalar',);
2323: &Apache::loncommon::store_course_settings('reservationslog',
2324: \%saveable_parameters);
2325: &Apache::loncommon::restore_course_settings('reservationslog',
2326: \%saveable_parameters);
2327: # set defaults
2328: my $now = time();
2329: my $defstart = $now - (7*24*3600); #7 days ago
2330: my %defaults = (
2331: page => '1',
2332: show => '10',
2333: chgcontext => 'any',
2334: action => 'any',
2335: symb => 'any',
2336: log_start_date => $defstart,
2337: log_end_date => $now,
2338: );
2339: my $more_records = 0;
2340:
2341: # set current
2342: my %curr;
2343: foreach my $item ('show','page','chgcontext','action','symb') {
2344: $curr{$item} = $env{'form.'.$item};
2345: }
2346: my ($startdate,$enddate) =
2347: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2348: 'log_end_date');
2349: $curr{'log_start_date'} = $startdate;
2350: $curr{'log_end_date'} = $enddate;
2351: foreach my $key (keys(%defaults)) {
2352: if ($curr{$key} eq '') {
2353: $curr{$key} = $defaults{$key};
2354: }
2355: }
2356: my (%whodunit,%changed,$version);
2357: ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2358:
2359: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2360: my $description = $slot{'description'};
2361: $r->print('<span class="LC_fontsize_large">');
2362: if ($crstype eq 'Community') {
2363: $r->print(&mt('Reservation changes for member-reservable slot: [_1]',$description));
2364: } else {
2365: $r->print(&mt('Reservation changes for student-reservable slot: [_1]',$description));
2366: }
2367: $r->print('</span><br />');
2368: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version,\@allsymbs));
2369: my $showntablehdr = 0;
2370: my $tablehdr = &Apache::loncommon::start_data_table().
2371: &Apache::loncommon::start_data_table_header_row().
2372: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Who made the change').
2373: '</th><th>'.&mt('Affected User').'</th><th>'.&mt('Action').'</th>'.
2374: '<th>'.&mt('Resource').'</th><th>'.&mt('Context').'</th>'.
2375: &Apache::loncommon::end_data_table_header_row();
2376: my ($minshown,$maxshown);
2377: $minshown = 1;
2378: my $count = 0;
2379: if ($curr{'show'} ne &mt('all')) {
2380: $maxshown = $curr{'page'} * $curr{'show'};
2381: if ($curr{'page'} > 1) {
2382: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2383: }
2384: }
2385: my %lt = &reservationlog_contexts($crstype);
2386: my (%titles,%maptitles);
2387: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2388: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2389: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2390: if ($curr{'show'} ne &mt('all')) {
2391: if ($count >= $curr{'page'} * $curr{'show'}) {
2392: $more_records = 1;
2393: last;
2394: }
2395: }
2396: if ($curr{'chgcontext'} ne 'any') {
2397: if ($curr{'chgcontext'} eq 'user') {
2398: next if (($log{$id}{'logentry'}{'context'} ne 'user') &&
2399: ($log{$id}{'logentry'}{'context'} ne 'usermanage'));
2400: } else {
2401: next if ($log{$id}{'logentry'}{'context'} ne $curr{'chgcontext'});
2402: }
2403: }
2404: if ($curr{'action'} ne 'any') {
2405: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2406: }
2407: if ($curr{'symb'} ne 'any') {
2408: next if ($log{$id}{'logentry'}{'symb'} ne $curr{'symb'});
2409: }
2410: $count ++;
2411: next if ($count < $minshown);
2412: if (!$showntablehdr) {
2413: $r->print($tablehdr);
2414: $showntablehdr = 1;
2415: }
2416: if ($whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} eq '') {
2417: $whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} =
2418: &Apache::loncommon::plainname($log{$id}{'exe_uname'},$log{$id}{'exe_udom'});
2419: }
2420: if ($changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} eq '') {
2421: $changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} =
2422: &Apache::loncommon::plainname($log{$id}{'uname'},$log{$id}{'udom'});
2423: }
2424: my $symb = $log{$id}{'logentry'}{'symb'};
2425: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2426: my $chgcontext = $log{$id}{'logentry'}{'context'};
2427: if ($chgcontext ne '' && $lt{$chgcontext} ne '') {
2428: $chgcontext = $lt{$chgcontext};
2429: }
2430: my $chgaction = $log{$id}{'logentry'}{'action'};
2431: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2432: $chgaction = $lt{$chgaction};
2433: }
2434: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}}.'</td><td>'.$changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}}.'</td><td>'.$chgaction.'</td><td>'.$title.'</td><td>'.$chgcontext.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2435: }
2436: if ($showntablehdr) {
2437: $r->print(&Apache::loncommon::end_data_table().'<br />');
2438: if (($curr{'page'} > 1) || ($more_records)) {
2439: $r->print('<table><tr>');
2440: if ($curr{'page'} > 1) {
2441: $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>');
2442: }
2443: if ($more_records) {
2444: $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>');
2445: }
2446: $r->print('</tr></table>');
2447: $r->print(<<"ENDSCRIPT");
2448: <script type="text/javascript">
2449: function chgPage(caller) {
2450: if (caller == 'previous') {
2451: document.$formname.page.value --;
2452: }
2453: if (caller == 'next') {
2454: document.$formname.page.value ++;
2455: }
2456: document.$formname.submit();
2457: return;
2458: }
2459: </script>
2460: ENDSCRIPT
2461: }
2462: } else {
2463: $r->print(&mt('There are no records to display.'));
2464: }
2465: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'.
2466: '<input type="hidden" name="slotname" value="'.$env{'form.slotname'}.'" />'.
2467: '<input type="hidden" name="command" value="slotlog" /></form>'.
2468: '<p><a href="/adm/slotrequest?command=showslots">'.
2469: &mt('Return to slot list').'</a></p>');
2470: return;
2471: }
2472:
2473: sub get_resource_title {
2474: my ($symb,$titles,$maptitles) = @_;
2475: my $title;
2476: if ((ref($titles) eq 'HASH') && (ref($maptitles) eq 'HASH')) {
2477: if (defined($titles->{$symb})) {
2478: $title = $titles->{$symb};
2479: } else {
2480: $title = &Apache::lonnet::gettitle($symb);
2481: my $maptitle;
2482: my ($mapurl) = &Apache::lonnet::decode_symb($symb);
2483: if (defined($maptitles->{$mapurl})) {
2484: $maptitle = $maptitles->{$mapurl};
2485: } else {
2486: if ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'}) {
2487: $maptitle=&mt('Main Content');
2488: } else {
2489: $maptitle=&Apache::lonnet::gettitle($mapurl);
2490: }
2491: $maptitles->{$mapurl} = $maptitle;
2492: }
2493: if ($maptitle ne '') {
2494: $title .= ' '.&mt('(in [_1])',$maptitle);
2495: }
2496: $titles->{$symb} = $title;
2497: }
2498: } else {
2499: $title = $symb;
2500: }
2501: return $title;
2502: }
2503:
2504: sub reservationlog_contexts {
2505: my ($crstype) = @_;
2506: my %lt = &Apache::lonlocal::texthash (
2507: any => 'Any',
2508: user => 'By student',
2509: manage => 'Via Slot Manager',
2510: parameter => 'Via Parameter Manager',
2511: reserve => 'Made reservation',
2512: release => 'Dropped reservation',
2513: usermanage => 'By student',
2514: );
2515: if ($crstype eq 'Community') {
2516: $lt{'user'} = &mt('By member');
2517: $lt{'usermanage'} = $lt{'user'};
2518: }
2519: return %lt;
2520: }
2521:
2522: sub display_filter {
2523: my ($formname,$cdom,$cnum,$curr,$version,$allsymbs) = @_;
2524: my $nolink = 1;
2525: my (%titles,%maptitles);
2526: my $output = '<br /><table><tr><td valign="top">'.
2527: '<span class="LC_nobreak"><b>'.&mt('Changes/page:').'</b><br />'.
2528: &Apache::lonmeta::selectbox('show',$curr->{'show'},undef,
2529: (&mt('all'),5,10,20,50,100,1000,10000)).
2530: '</td><td> </td>';
2531: my $startform =
2532: &Apache::lonhtmlcommon::date_setter($formname,'log_start_date',
2533: $curr->{'log_start_date'},undef,
2534: undef,undef,undef,undef,undef,undef,$nolink);
2535: my $endform =
2536: &Apache::lonhtmlcommon::date_setter($formname,'log_end_date',
2537: $curr->{'log_end_date'},undef,
2538: undef,undef,undef,undef,undef,undef,$nolink);
2539: my $crstype = &Apache::loncommon::course_type();
2540: my %lt = &reservationlog_contexts($crstype);
2541: $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:').
2542: '</b><br /><table><tr><td>'.&mt('After:').
2543: '</td><td>'.$startform.'</td></tr><tr><td>'.&mt('Before:').'</td><td>'.
2544: $endform.'</td></tr></table></td><td> </td>';
2545: if (ref($allsymbs) eq 'ARRAY') {
2546: $output .= '<td valign="top"><b>'.&mt('Resource').'</b><br />'.
2547: '<select name="resource"><option value="any"';
2548: if ($curr->{'resource'} eq 'any') {
2549: $output .= ' selected="selected"';
2550: }
2551: $output .= '>'.&mt('Any').'</option>'."\n";
2552: foreach my $symb (@{$allsymbs}) {
2553: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2554: my $selstr = '';
2555: if ($curr->{'resource'} eq $symb) {
2556: $selstr = ' selected="selected"';
2557: }
2558: $output .= ' <option value="'.$symb.'"'.$selstr.'>'.$title.'</option>';
2559: }
2560: $output .= '</select></td><td> </td><td valign="top"><b>'.
2561: &mt('Context:').'</b><br /><select name="chgcontext">';
2562: foreach my $chgtype ('any','user','manage','parameter') {
2563: my $selstr = '';
2564: if ($curr->{'chgcontext'} eq $chgtype) {
2565: $output .= $selstr = ' selected="selected"';
2566: }
2567: $output .= '<option value="'.$chgtype.'"'.$selstr.'>'.$lt{$chgtype}.'</option>'."\n";
2568: }
2569: $output .= '</select></td>';
2570: } else {
2571: $output .= '<td valign="top"><b>'.&mt('Action').'</b><br />'.
2572: '<select name="action"><option value="any"';
2573: if ($curr->{'action'} eq 'any') {
2574: $output .= ' selected="selected"';
2575: }
2576: $output .= '>'.&mt('Any').'</option>'."\n";
2577: foreach my $actiontype ('reserve','release') {
2578: my $selstr = '';
2579: if ($curr->{'action'} eq $actiontype) {
2580: $output .= $selstr = ' selected="selected"';
2581: }
2582: $output .= '<option value="'.$actiontype.'"'.$selstr.'>'.$lt{$actiontype}.'</option>'."\n";
2583: }
2584: $output .= '</select></td>';
2585: }
2586: $output .= '<td> </td><td valign="middle"><input type="submit" value="'.
2587: &mt('Update Display').'" /></tr></table>'.
2588: '<p class="LC_info">'.
2589: &mt('Only changes made from servers running LON-CAPA [_1] or later are displayed.'
2590: ,'2.9.0');
2591: if ($version) {
2592: $output .= ' '.&mt('This LON-CAPA server is version [_1]',$version);
2593: }
2594: $output .= '</p><hr /><br />';
2595: return $output;
2596: }
2597:
2598: sub slot_change_messaging {
2599: my ($setting,$subject,$msg,$action) = @_;
2600: my $user = $env{'user.name'};
2601: my $domain = $env{'user.domain'};
2602: my ($message_status,$comment_status);
2603: if ($setting eq 'only_student'
2604: || $setting eq 'student_and_user_notes_screen') {
2605: $message_status =
2606: &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg);
2607: $message_status = '<li>'.&mt('Sent to you: [_1]',
2608: $message_status).' </li>';
2609: }
2610: if ($setting eq 'student_and_user_notes_screen') {
2611: $comment_status =
2612: &Apache::lonmsg::store_instructor_comment($subject.'<br />'.
2613: $msg,$user,$domain);
2614: $comment_status = '<li>'.&mt('Entry added to course record (viewable by instructor): [_1]',
2615: $comment_status).'</li>';
2616: }
2617: if ($message_status || $comment_status) {
2618: my $msgtitle;
2619: if ($action eq 'reserve') {
2620: $msgtitle = &mt('Status of messages about saved reservation');
2621: } elsif ($action eq 'release') {
2622: $msgtitle = &mt('Status of messages about dropped reservation');
2623: } elsif ($action eq 'nochange') {
2624: $msgtitle = &mt('Status of messages about unchanged existing reservation');
2625: }
2626: return '<span class="LC_info">'.$msgtitle.'</span>'
2627: .'<ul>'
2628: .$message_status
2629: .$comment_status
2630: .'</ul><hr />';
2631: }
2632: }
2633:
2634: sub upload_start {
2635: my ($r)=@_;
2636: $r->print(
2637: &Apache::grades::checkforfile_js()
2638: .'<h2>'.&mt('Upload a file containing the slot definitions').'</h2>'
2639: .'<form method="post" enctype="multipart/form-data"'
2640: .' action="/adm/slotrequest" name="slotupload">'
2641: .'<input type="hidden" name="command" value="csvuploadmap" />'
2642: .&Apache::lonhtmlcommon::start_pick_box()
2643: .&Apache::lonhtmlcommon::row_title(&mt('File'))
2644: .&Apache::loncommon::upfile_select_html()
2645: .&Apache::lonhtmlcommon::row_closure()
2646: .&Apache::lonhtmlcommon::row_title(
2647: '<label for="noFirstLine">'
2648: .&mt('Ignore First Line')
2649: .'</label>')
2650: .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />'
2651: .&Apache::lonhtmlcommon::row_closure(1)
2652: .&Apache::lonhtmlcommon::end_pick_box()
2653: .'<p>'
2654: .'<input type="button" onclick="javascript:checkUpload(this.form);"'
2655: .' value="'.&mt('Next').'" />'
2656: .'</p>'
2657: .'</form>'
2658: );
2659: }
2660:
2661: sub csvuploadmap_header {
2662: my ($r,$datatoken,$distotal)= @_;
2663: my $javascript;
2664: if ($env{'form.upfile_associate'} eq 'reverse') {
2665: $javascript=&csvupload_javascript_reverse_associate();
2666: } else {
2667: $javascript=&csvupload_javascript_forward_associate();
2668: }
2669:
2670: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
2671: my $ignore=&mt('Ignore First Line');
2672: my $buttontext = &mt('Reverse Association');
2673:
2674: $r->print(
2675: '<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload">'
2676: .'<h2>'.&mt('Identify fields in uploaded list').'</h2>'
2677: .'<div class="LC_columnSection">'
2678: .&Apache::loncommon::help_open_topic(
2679: 'Slot About',&mt('Help on slots'))
2680: .' '.&Apache::loncommon::help_open_topic(
2681: 'Slot SelectingField',&mt('Help on selecting Fields'))
2682: ."</div>\n"
2683: .'<p class="LC_info">'
2684: .&mt('Total number of records found in file: [_1]','<b>'.$distotal.'</b>')
2685: ."</p>\n"
2686: );
2687: if ($distotal == 0) {
2688: $r->print('<p class="LC_warning">'.&mt('None found').'</p>');
2689: }
2690: $r->print(
2691: '<p>'
2692: .&mt('Enter as many fields as you can.').'<br />'
2693: .&mt('The system will inform you and bring you back to this page,[_1]if the data selected is insufficient to create the slots.','<br />')
2694: .'</p>'
2695: );
2696: $r->print(
2697: '<div class="LC_left_float">'
2698: .'<fieldset><legend>'.&mt('Functions').'</legend>'
2699: .'<label><input type="checkbox" name="noFirstLine"'.$checked.' />'.$ignore.'</label>'
2700: .' <input type="button" value="'.$buttontext
2701: .'" onclick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />'
2702: .'</fieldset></div><br clear="all" />'
2703: );
2704:
2705: $r->print(<<ENDPICK);
2706: <input type="hidden" name="associate" value="" />
2707: <input type="hidden" name="datatoken" value="$datatoken" />
2708: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
2709: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
2710: <input type="hidden" name="upfile_associate"
2711: value="$env{'form.upfile_associate'}" />
2712: <input type="hidden" name="command" value="csvuploadassign" />
2713: <script type="text/javascript" language="Javascript">
2714: // <![CDATA[
2715: $javascript
2716: // ]]>
2717: </script>
2718: ENDPICK
2719: return '';
2720:
2721: }
2722:
2723: sub csvuploadmap_footer {
2724: my ($request,$i,$keyfields) =@_;
2725: my $buttontext = &mt('Create Slots');
2726: $request->print(<<ENDPICK);
2727: <input type="hidden" name="nfields" value="$i" />
2728: <input type="hidden" name="keyfields" value="$keyfields" />
2729: <input type="button" onclick="javascript:verify(this.form)" value="$buttontext" /><br />
2730: </form>
2731: ENDPICK
2732: }
2733:
2734: sub csvupload_javascript_reverse_associate {
2735: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2736: return(<<ENDPICK);
2737: function verify(vf) {
2738: var foundstart=0;
2739: var foundend=0;
2740: var foundname=0;
2741: var foundtype=0;
2742: for (i=0;i<=vf.nfields.value;i++) {
2743: tw=eval('vf.f'+i+'.selectedIndex');
2744: if (i==0 && tw!=0) { foundname=1; }
2745: if (i==1 && tw!=0) { foundtype=1; }
2746: if (i==2 && tw!=0) { foundstat=1; }
2747: if (i==3 && tw!=0) { foundend=1; }
2748: }
2749: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2750: alert('$error1');
2751: return;
2752: }
2753: vf.submit();
2754: }
2755: function flip(vf,tf) {
2756: }
2757: ENDPICK
2758: }
2759:
2760: sub csvupload_javascript_forward_associate {
2761: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2762: return(<<ENDPICK);
2763: function verify(vf) {
2764: var foundstart=0;
2765: var foundend=0;
2766: var foundname=0;
2767: var foundtype=0;
2768: for (i=0;i<=vf.nfields.value;i++) {
2769: tw=eval('vf.f'+i+'.selectedIndex');
2770: if (tw==1) { foundname=1; }
2771: if (tw==2) { foundtype=1; }
2772: if (tw==3) { foundstat=1; }
2773: if (tw==4) { foundend=1; }
2774: }
2775: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2776: alert('$error1');
2777: return;
2778: }
2779: vf.submit();
2780: }
2781: function flip(vf,tf) {
2782: }
2783: ENDPICK
2784: }
2785:
2786: sub csv_upload_map {
2787: my ($r)= @_;
2788:
2789: my $datatoken;
2790: if (!$env{'form.datatoken'}) {
2791: $datatoken=&Apache::loncommon::upfile_store($r);
2792: } else {
2793: $datatoken=$env{'form.datatoken'};
2794: &Apache::loncommon::load_tmp_file($r);
2795: }
2796: my @records=&Apache::loncommon::upfile_record_sep();
2797: if ($env{'form.noFirstLine'}) { shift(@records); }
2798: &csvuploadmap_header($r,$datatoken,$#records+1);
2799: my ($i,$keyfields);
2800: if (@records) {
2801: my @fields=&csvupload_fields();
2802:
2803: if ($env{'form.upfile_associate'} eq 'reverse') {
2804: &Apache::loncommon::csv_print_samples($r,\@records);
2805: $i=&Apache::loncommon::csv_print_select_table($r,\@records,
2806: \@fields);
2807: foreach (@fields) { $keyfields.=$_->[0].','; }
2808: chop($keyfields);
2809: } else {
2810: unshift(@fields,['none','']);
2811: $i=&Apache::loncommon::csv_samples_select_table($r,\@records,
2812: \@fields);
2813: my %sone=&Apache::loncommon::record_sep($records[0]);
2814: $keyfields=join(',',sort(keys(%sone)));
2815: }
2816: }
2817: &csvuploadmap_footer($r,$i,$keyfields);
2818:
2819: return '';
2820: }
2821:
2822: sub csvupload_fields {
2823: return (['name','Slot name'],
2824: ['type','Type of slot'],
2825: ['starttime','Start Time of slot'],
2826: ['endtime','End Time of slot'],
2827: ['startreserve','Reservation Start Time'],
2828: ['endreserve','Reservation End Time'],
2829: ['reservationmsg','Message when reservation changed'],
2830: ['ip','IP or DNS restriction'],
2831: ['proctor','List of proctor ids'],
2832: ['description','Slot Description'],
2833: ['maxspace','Maximum number of reservations'],
2834: ['symb','Resource/Map Restriction'],
2835: ['uniqueperiod','Date range of slot exclusion'],
2836: ['secret','Secret word proctor uses to validate'],
2837: ['allowedsections','Sections slot is restricted to'],
2838: ['allowedusers','Users slot is restricted to'],
2839: );
2840: }
2841:
2842: sub csv_upload_assign {
2843: my ($r,$mgr)= @_;
2844: &Apache::loncommon::load_tmp_file($r);
2845: my @slotdata = &Apache::loncommon::upfile_record_sep();
2846: if ($env{'form.noFirstLine'}) { shift(@slotdata); }
2847: my %fields=&Apache::grades::get_fields();
2848: $r->print('<h3>'.&mt('Creating Slots').'</h3>');
2849: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
2850: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
2851: my $countdone=0;
2852: my @errors;
2853: foreach my $slot (@slotdata) {
2854: my %slot;
2855: my %entries=&Apache::loncommon::record_sep($slot);
2856: my $domain;
2857: my $name=$entries{$fields{'name'}};
2858: if ($name=~/^\s*$/) {
2859: push(@errors,"Did not create slot with no name");
2860: next;
2861: }
2862: if ($name=~/\s/) {
2863: push(@errors,"$name not created -- Name must not contain spaces");
2864: next;
2865: }
2866: if ($name=~/\W/) {
2867: push(@errors,"$name not created -- Name must contain only letters, numbers and _");
2868: next;
2869: }
2870: if ($entries{$fields{'type'}}) {
2871: $slot{'type'}=$entries{$fields{'type'}};
2872: } else {
2873: $slot{'type'}='preassigned';
2874: }
2875: if ($slot{'type'} ne 'preassigned' &&
2876: $slot{'type'} ne 'schedulable_student') {
2877: push(@errors,"$name not created -- invalid type ($slot{'type'}) must be either preassigned or schedulable_student");
2878: next;
2879: }
2880: if ($entries{$fields{'starttime'}}) {
2881: $slot{'starttime'}=&UnixDate($entries{$fields{'starttime'}},"%s");
2882: }
2883: if ($entries{$fields{'endtime'}}) {
2884: $slot{'endtime'}=&UnixDate($entries{$fields{'endtime'}},"%s");
2885: }
2886:
2887: # start/endtime must be defined and greater than zero
2888: if (!$slot{'starttime'}) {
2889: push(@errors,"$name not created -- Invalid start time");
2890: next;
2891: }
2892: if (!$slot{'endtime'}) {
2893: push(@errors,"$name not created -- Invalid end time");
2894: next;
2895: }
2896: if ($slot{'starttime'} > $slot{'endtime'}) {
2897: push(@errors,"$name not created -- Slot starts after it ends");
2898: next;
2899: }
2900:
2901: if ($entries{$fields{'startreserve'}}) {
2902: $slot{'startreserve'}=
2903: &UnixDate($entries{$fields{'startreserve'}},"%s");
2904: }
2905: if (defined($slot{'startreserve'})
2906: && $slot{'startreserve'} > $slot{'starttime'}) {
2907: push(@errors,"$name not created -- Slot's reservation start time is after the slot's start time.");
2908: next;
2909: }
2910:
2911: if ($entries{$fields{'endreserve'}}) {
2912: $slot{'endreserve'}=
2913: &UnixDate($entries{$fields{'endreserve'}},"%s");
2914: }
2915: if (defined($slot{'endreserve'})
2916: && $slot{'endreserve'} > $slot{'starttime'}) {
2917: push(@errors,"$name not created -- Slot's reservation end time is after the slot's start time.");
2918: next;
2919: }
2920:
2921: if ($slot{'type'} eq 'schedulable_student') {
2922: if ($entries{$fields{'reservationmsg'}}) {
2923: if (($entries{$fields{'reservationmsg'}} eq 'only_student') ||
2924: ($entries{$fields{'reservationmsg'}} eq 'student_and_user_notes_screen')) {
2925: $slot{'reservationmsg'}=$entries{$fields{'reservationmsg'}};
2926: } else {
2927: unless (($entries{$fields{'reservationmsg'}} eq 'none') ||
2928: ($entries{$fields{'reservationmsg'}} eq '')) {
2929: push(@errors,"$name -- Slot's reservationmsg setting ignored - not one of: 'only_student', 'student_and_user_notes_screen', 'none' or ''");
2930: }
2931: }
2932: }
2933: }
2934:
2935: foreach my $key ('ip','proctor','description','maxspace',
2936: 'secret','symb') {
2937: if ($entries{$fields{$key}}) {
2938: $slot{$key}=$entries{$fields{$key}};
2939: }
2940: }
2941: if ($entries{$fields{'allowedusers'}}) {
2942: $entries{$fields{'allowedusers'}} =~ s/^\s+//;
2943: $entries{$fields{'allowedusers'}} =~ s/\s+$//;
2944: my @allowedusers;
2945: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedusers'}})) {
2946: my ($possuname,$possudom) = split(/:/,$poss);
2947: if (($possuname =~ /^$match_username$/) && ($possudom =~ /^$match_domain$/)) {
2948: unless (grep(/^\Q$poss\E$/,@allowedusers)) {
2949: push(@allowedusers,$poss);
2950: }
2951: }
2952: }
2953: if (@allowedusers > 0) {
2954: $slot{'allowedusers'} = join(',',@allowedusers);
2955: }
2956: }
2957: if ($entries{$fields{'allowedsections'}}) {
2958: $entries{$fields{'allowedsections'}} =~ s/^\s+//;
2959: $entries{$fields{'allowedsections'}} =~ s/\s+$//;
2960: my @allowedsections;
2961: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedsections'}})) {
2962: if (($poss !~ /\W/) && ($poss ne 'none')) {
2963: unless (grep(/^\Q$poss\E$/,@allowedsections)) {
2964: push(@allowedsections,$poss);
2965: }
2966: }
2967: }
2968: if (@allowedsections > 0) {
2969: $slot{'allowedsections'} = join(',',@allowedsections);
2970: }
2971: }
2972: if ($entries{$fields{'uniqueperiod'}}) {
2973: my ($start,$end)=split(',',$entries{$fields{'uniqueperiod'}});
2974: my @times=(&UnixDate($start,"%s"),
2975: &UnixDate($end,"%s"));
2976: $slot{'uniqueperiod'}=\@times;
2977: }
2978: if (defined($slot{'uniqueperiod'})
2979: && $slot{'uniqueperiod'}[0] > $slot{'uniqueperiod'}[1]) {
2980: push(@errors,"$name not created -- Slot's unique period start time is later than the unique period's end time.");
2981: next;
2982: }
2983:
2984: &Apache::lonnet::cput('slots',{$name=>\%slot},$cdom,$cname);
2985: $r->print('.');
2986: $r->rflush();
2987: $countdone++;
2988: }
2989: if ($countdone) {
2990: &Apache::lonnet::devalidate_slots_cache($cname,$cdom);
2991: }
2992: $r->print('<p>'.&mt('Created [quant,_1,slot]',$countdone)."\n".'</p>');
2993: foreach my $error (@errors) {
2994: $r->print('<p><span class="LC_warning">'.$error.'</span></p>'."\n");
2995: }
2996: &show_table($r,$mgr);
2997: return '';
2998: }
2999:
3000: sub slot_command_titles {
3001: my %titles = (
3002: slotlog => 'Reservation Logs',
3003: showslots => 'Manage Slots',
3004: showresv => 'Reservation History',
3005: manageresv => 'Manage Reservations',
3006: uploadstart => 'Upload Slots File',
3007: csvuploadmap => 'Upload Slots File',
3008: csvuploadassign => 'Upload Slots File',
3009: delete => 'Slot Deletion',
3010: release => 'Reservation Result',
3011: remove_reservation => 'Remove Registration',
3012: get_reservation => 'Request Reservation',
3013: );
3014: return %titles;
3015: }
3016:
3017: sub slot_reservationmsg_options {
3018: my %options = &Apache::lonlocal::texthash (
3019: only_student => 'Sent to student',
3020: student_and_user_notes_screen => 'Sent to student and added to user notes',
3021: none => 'None sent and no record in user notes',
3022: );
3023: return %options;
3024: }
3025:
3026: sub handler {
3027: my $r=shift;
3028:
3029: &Apache::loncommon::content_type($r,'text/html');
3030: &Apache::loncommon::no_cache($r);
3031: if ($r->header_only()) {
3032: $r->send_http_header();
3033: return OK;
3034: }
3035:
3036: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
3037:
3038: my %crumb_titles = &slot_command_titles();
3039: my $brcrum;
3040:
3041: my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
3042: my $mgr=&Apache::lonnet::allowed('mgr',$env{'request.course.id'});
3043: my (%slots,$consumed_uniqueperiods);
3044: if ($env{'form.command'} eq 'showslots') {
3045: if (($vgr ne 'F') && ($mgr ne 'F')) {
3046: $env{'form.command'} = 'manageresv';
3047: }
3048: } elsif ($env{'form.command'} eq 'manageresv') {
3049: if (($vgr eq 'F') || ($mgr eq 'F')) {
3050: $env{'form.command'} = 'showslots';
3051: }
3052: }
3053: my $title='Requesting Another Worktime';
3054: if ($env{'form.command'} eq 'showresv') {
3055: $title = 'Reservation History';
3056: if ($env{'form.origin'} eq 'aboutme') {
3057: $brcrum =[{href=>"/adm/$env{'form.udom'}/$env{'form.uname'}/aboutme",text=>'Personal Information Page'}];
3058: } else {
3059: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>'Manage Reservations'}];
3060: }
3061: if (ref($brcrum) eq 'ARRAY') {
3062: push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title});
3063: }
3064: } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3065: if ($env{'form.command'} eq 'manageresv') {
3066: $title = 'Manage Reservations';
3067: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}];
3068: }
3069: my ($cnum,$cdom)=&get_course();
3070: %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);
3071: $consumed_uniqueperiods = &get_consumed_uniqueperiods(\%slots);
3072: } elsif ($vgr eq 'F') {
3073: if ($env{'form.command'} =~ /^(slotlog|showslots|uploadstart|csvuploadmap|csvuploadassign|delete|release|remove_registration)$/) {
3074: $brcrum =[{href=>"/adm/slotrequest?command=showslots",
3075: text=>$crumb_titles{'showslots'}}];
3076: $title = 'Managing Slots';
3077: unless ($env{'form.command'} eq 'showslots') {
3078: if (ref($brcrum) eq 'ARRAY') {
3079: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3080: }
3081: }
3082: }
3083: } elsif ($env{'form.command'} eq 'release') {
3084: if ($env{'form.context'} eq 'usermanage') {
3085: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",
3086: text=>$crumb_titles{'showslots'}}];
3087: $title = 'Manage Reservations';
3088: if (ref($brcrum) eq 'ARRAY') {
3089: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3090: }
3091: }
3092: } else {
3093: $brcrum =[];
3094: }
3095: my ($symb,$js,$available,$allavailable,$got_slots);
3096: $available = [];
3097: if ($env{'form.requestattempt'}) {
3098: $symb=&unescape($env{'form.symb'});
3099: @{$got_slots}=&check_for_reservation($symb,'allslots');
3100: }
3101: if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3102: $js = &reservation_js(\%slots,$consumed_uniqueperiods,$available,$got_slots,$symb);
3103: }
3104: &start_page($r,$title,$brcrum,$js);
3105:
3106: if ($env{'form.command'} eq 'manageresv') {
3107: $allavailable = $available;
3108: undef($available);
3109: undef($got_slots);
3110: my $crstype = &Apache::loncommon::course_type();
3111: &manage_reservations($r,$crstype,\%slots,$consumed_uniqueperiods,$allavailable);
3112: } elsif ($env{'form.command'} eq 'showresv') {
3113: &show_reservations($r,$env{'form.uname'},$env{'form.udom'});
3114: } elsif ($env{'form.command'} eq 'showslots' && $vgr eq 'F') {
3115: &show_table($r,$mgr);
3116: } elsif ($env{'form.command'} eq 'remove_registration' && $mgr eq 'F') {
3117: &remove_registration($r);
3118: } elsif ($env{'form.command'} eq 'release' && $mgr eq 'F') {
3119: if ($env{'form.entry'} eq 'remove all') {
3120: &release_all_slot($r,$mgr);
3121: } else {
3122: &release_slot($r,undef,undef,undef,$mgr);
3123: }
3124: } elsif ($env{'form.command'} eq 'delete' && $mgr eq 'F') {
3125: &delete_slot($r);
3126: } elsif ($env{'form.command'} eq 'uploadstart' && $mgr eq 'F') {
3127: &upload_start($r);
3128: } elsif ($env{'form.command'} eq 'csvuploadmap' && $mgr eq 'F') {
3129: &csv_upload_map($r);
3130: } elsif ($env{'form.command'} eq 'csvuploadassign' && $mgr eq 'F') {
3131: if ($env{'form.associate'} ne 'Reverse Association') {
3132: &csv_upload_assign($r,$mgr);
3133: } else {
3134: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
3135: $env{'form.upfile_associate'} = 'reverse';
3136: } else {
3137: $env{'form.upfile_associate'} = 'forward';
3138: }
3139: &csv_upload_map($r);
3140: }
3141: } elsif ($env{'form.command'} eq 'slotlog' && $mgr eq 'F') {
3142: &show_reservations_log($r);
3143: } else {
3144: my $symb=&unescape($env{'form.symb'});
3145: if (!defined($symb)) {
3146: &fail($r,'not_valid');
3147: return OK;
3148: }
3149: my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb);
3150: my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
3151: if ($useslots ne 'resource'
3152: && $useslots ne 'map'
3153: && $useslots ne 'map_map') {
3154: &fail($r,'not_available');
3155: return OK;
3156: }
3157: $env{'request.symb'}=$symb;
3158: my $type = ($res =~ /\.task$/) ? 'Task'
3159: : 'problem';
3160: my ($status) = &Apache::lonhomework::check_slot_access('0',$type);
3161: if ($status eq 'CAN_ANSWER' ||
3162: $status eq 'NEEDS_CHECKIN' ||
3163: $status eq 'WAITING_FOR_GRADE') {
3164: &fail($r,'not_allowed');
3165: return OK;
3166: }
3167: if ($env{'form.requestattempt'}) {
3168: $r->print('<div class="LC_left_float">');
3169: $r->print(&show_choices($symb,undef,undef,undef,\%slots,$consumed_uniqueperiods,$available,$got_slots));
3170: $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
3171: } elsif ($env{'form.command'} eq 'release') {
3172: &release_slot($r,$symb);
3173: } elsif ($env{'form.command'} eq 'get') {
3174: &get_slot($r,$symb);
3175: } elsif ($env{'form.command'} eq 'change') {
3176: if ($env{'form.nochange'}) {
3177: my $slot_name = $env{'form.releaseslot'};
3178: my @slots = &check_for_reservation($symb,'allslots');
3179: my $msg;
3180: if (($slot_name ne '') && (grep(/^\Q$slot_name\E/,@slots))) {
3181: my %slot=&Apache::lonnet::get_slot($env{'form.releaseslot'});
3182: my $description=&get_description($slot_name,\%slot);
3183: $msg = '<span style="font-weight: bold;">'.
3184: &mt('Unchanged reservation: [_1]',$description).'</span><br /><br />';
3185: my $person =
3186: &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
3187: my $subject = &mt('Reservation unchanged: [_1]',$description);
3188: my $msgbody = &mt('No change to existing registration by [_1] for [_2].',$person,$description);
3189: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'nochange');
3190: } else {
3191: $msg = '<span class="LC_warning">'.&mt('Reservation no longer reported as available.').'</span>';
3192: }
3193: $r->print($msg);
3194: &return_link($r);
3195: } elsif (&get_slot($r,$symb,$env{'form.releaseslot'},1)) {
3196: &release_slot($r,$symb,$env{'form.releaseslot'});
3197: }
3198: } else {
3199: $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>');
3200: }
3201: }
3202: &end_page($r);
3203: return OK;
3204: }
3205:
3206: 1;
3207: __END__
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