1: # The LearningOnline Network with CAPA
2: # Handler for requesting to have slots added to a students record
3: #
4: # $Id: slotrequest.pm,v 1.136 2017/12/22 02:00:46 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 starth = form.start_hour.options[form.start_hour.selectedIndex].value;
166: if (numberRegExp.test(starth)) {
167: starth = parseInt(starth);
168: if (starth > 0 && starth <= 23) {
169: starttime += 3600 * starth;
170: }
171: }
172: var enddate = endm+"/"+endd+"/"+endy;
173: var endtime = new Date(enddate).getTime();
174: endtime = endtime/1000;
175: var endh = form.end_hour.options[form.end_hour.selectedIndex].value;
176: if (numberRegExp.test(endh)) {
177: endh = parseInt(endh);
178: if (endh > 0 && endh <= 23) {
179: endtime += 3600 * endh;
180: }
181: }
182:
183: var shown = 0;
184: for (var i=0; i<$i; i++) {
185: if ((slotstart[i] >= starttime) && (slotend[i] <= endtime)) {
186: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
187: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = '';
188: shown ++;
189: }
190: } else {
191: if (document.getElementById('LC_slotrow_'+num+'_'+slotname[i])) {
192: document.getElementById('LC_slotrow_'+num+'_'+slotname[i]).style.display = 'none';
193: }
194: }
195: }
196: if (document.getElementById('LC_slotsearch_'+num)) {
197: if (shown) {
198: document.getElementById('LC_slotsearch_'+num).style.display = 'block';
199: } else {
200: document.getElementById('LC_slotsearch_'+num).style.display = 'none';
201: }
202: }
203: if (shown == 0) {
204: alert('$alerts{"none"}');
205: }
206: } else {
207: alert('$alerts{"invalid"}');
208: }
209: }
210: }
211: return;
212: }
213:
214: function toggleSlotDisplay(form,num) {
215: if (form.slotpick.length) {
216: for (var i=0; i<form.slotpick.length; i++) {
217: if (form.slotpick[i].checked) {
218: var val = form.slotpick[i].value;
219: if (document.getElementById('LC_slotfilter_'+num)) {
220: document.getElementById('LC_slotsearch_'+num).style.display = 'none';
221: if (val == 'filter') {
222: document.getElementById('LC_slotfilter_'+num).style.display = 'block';
223: } else {
224: document.getElementById('LC_slotfilter_'+num).style.display = 'none';
225: if (val == 'all') {
226: updateSlotDisplay(form,num,val);
227: } else {
228: updateSlotDisplay(form,num,val);
229: }
230: }
231: }
232: break;
233: }
234: }
235: }
236: return false;
237: }
238:
239: if (!document.getElementsByClassName) {
240: function getElementsByClassName(node, classname) {
241: var a = [];
242: var re = new RegExp('(^| )'+classname+'( |$)');
243: var els = node.getElementsByTagName("*");
244: for(var i=0,j=els.length; i<j; i++)
245: if(re.test(els[i].className))a.push(els[i]);
246: return a;
247: }
248: }
249:
250: function uncheckSlotRadio() {
251: var slotpicks;
252: if (document.getElementsByClassName) {
253: slotpicks = document.getElementsByClassName('LC_slotpick_radio');
254: } else {
255: slotpicks = getElementsByClassName(document.body,'LC_slotpick_radio');
256: }
257: if (slotpicks.length) {
258: for (var i=0; i<slotpicks.length; i++) {
259: slotpicks[i].checked = false;
260: }
261: }
262: }
263:
264: function toggleSlotMap(maprownum,rownum) {
265: if (document.getElementById('arrow'+maprownum)) {
266: var img = document.getElementById('arrow'+maprownum);
267: var rowdisplay;
268: var celldisplay = '';
269: if (img.src.indexOf('arrow.open.gif')!=-1) {
270: img.src = '/adm/lonIcons/arrow.closed.gif';
271: rowdisplay = 'none';
272: }
273: else {
274: img.src = '/adm/lonIcons/arrow.open.gif';
275: rowdisplay = 'table-row';
276: celldisplay = 'none';
277: }
278: var resrows;
279: var maptext;
280: if (document.getElementsByClassName) {
281: resrows = document.getElementsByClassName('LC_slotresrow_'+maprownum);
282: maptext = document.getElementsByClassName('LC_slotmaptext_'+maprownum);
283: } else {
284: resrows = getElementsByClassName(document.body,'LC_slotresrow_'+maprownum);
285: maptext = getElementsByClassName(document.body,'LC_slotmaptext_'+maprownum);
286: }
287: if (maptext.length) {
288: for (var i=0; i<maptext.length; i++) {
289: maptext[i].style.display = celldisplay;
290: }
291: }
292: if (resrows.length) {
293: var mapbgidx = 0;
294: var rowclasses = ['LC_even_row','LC_odd_row'];
295: var mapbgClass = 'LC_even_row';
296: var regExpBg = /LC_odd_row/i;
297: if (rowdisplay == 'table-row') {
298: if (document.getElementById('LC_slotmaprow_'+rownum)) {
299: mapbgClass = document.getElementById('LC_slotmaprow_'+rownum).className;
300: if (regExpBg.test(mapbgClass)) {
301: mapbgidx = 1;
302: }
303: }
304: }
305: for (var i=0; i<resrows.length; i++) {
306: resrows[i].style.display = rowdisplay;
307: if (rowdisplay == 'table-row') {
308: mapbgidx ++;
309: var bgcolnew = mapbgidx % 2;
310: var bgcolold = (mapbgidx+1) % 2;
311: var k = i+parseInt(rownum)+1;
312: if (document.getElementById('LC_slotresrow_'+k)) {
313: document.getElementById('LC_slotresrow_'+k).className = document.getElementById('LC_slotresrow_'+k).className.replace(rowclasses[bgcolold],rowclasses[bgcolnew]);
314: }
315: }
316: }
317: if (document.getElementById('LC_slot_reservations')) {
318: var numrowsOdd = resrows.length % 2;
319: if (numrowsOdd) {
320: var lastbgClass = 'LC_even_row';
321: var idx = 0;
322: var lastresnum = parseInt(rownum) + resrows.length;
323: if (rowdisplay == 'none') {
324: lastresnum = rownum;
325: if (document.getElementById('LC_slotmaprow_'+rownum)) {
326: lastbgClass = document.getElementById('LC_slotmaprow_'+rownum).className;
327: }
328: } else {
329: lastresnum = parseInt(rownum) + resrows.length;
330: if (document.getElementById('LC_slotresrow_'+lastresnum)) {
331: lastbgClass = document.getElementById('LC_slotresrow_'+lastresnum).className;
332: }
333: }
334: if (regExpBg.test(lastbgClass)) {
335: idx = 1;
336: }
337: var table = document.getElementById('LC_slot_reservations');
338: if ((table.rows.length) && (table.rows.length >= lastresnum)) {
339: for (var i=lastresnum; i<table.rows.length; i++) {
340: if (table.rows[i].style.display != 'none') {
341: idx ++;
342: var bgcolnew = idx % 2;
343: var bgcolold = (idx+1) % 2;
344: j = i+1;
345: if (document.getElementById('LC_slotmaprow_'+j)) {
346: document.getElementById('LC_slotmaprow_'+j).className = rowclasses[bgcolnew];
347: } else {
348: if (document.getElementById('LC_slotresrow_'+j)) {
349: document.getElementById('LC_slotresrow_'+j).className = document.getElementById('LC_slotresrow_'+j).className.replace(rowclasses[bgcolold],rowclasses[bgcolnew]);
350: }
351: }
352: }
353: }
354: }
355: }
356: }
357: }
358: }
359: }
360: // ]]>
361: </script>
362: ENDSCRIPT
363:
364: }
365:
366:
367: =pod
368:
369: slot_reservations db
370: - keys are
371: - slotname\0id -> value is an hashref of
372: name -> user@domain of holder
373: timestamp -> timestamp of reservation
374: symb -> symb of resource that it is reserved for
375:
376: =cut
377:
378: sub get_course {
379: (undef,my $courseid)=&Apache::lonnet::whichuser();
380: my $cdom=$env{'course.'.$courseid.'.domain'};
381: my $cnum=$env{'course.'.$courseid.'.num'};
382: return ($cnum,$cdom);
383: }
384:
385: sub get_reservation_ids {
386: my ($slot_name)=@_;
387:
388: my ($cnum,$cdom)=&get_course();
389:
390: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
391: "^$slot_name\0");
392: if (&Apache::lonnet::error(%consumed)) {
393: return 'error: Unable to determine current status';
394: }
395: my ($tmp)=%consumed;
396: if ($tmp=~/^error: 2 / ) {
397: return 0;
398: }
399: return keys(%consumed);
400: }
401:
402: sub space_available {
403: my ($slot_name,$slot)=@_;
404: my $max=$slot->{'maxspace'};
405:
406: if (!defined($max)) { return 1; }
407:
408: my $consumed=scalar(&get_reservation_ids($slot_name));
409: if ($consumed < $max) {
410: return 1
411: }
412: return 0;
413: }
414:
415: sub check_for_reservation {
416: my ($symb,$mode)=@_;
417: my $student = &Apache::lonnet::EXT("resource.0.availablestudent", $symb,
418: $env{'user.domain'}, $env{'user.name'});
419: my $course = &Apache::lonnet::EXT("resource.0.available", $symb,
420: $env{'user.domain'}, $env{'user.name'});
421: my @slots = (split(/:/,$student), split(/:/, $course));
422:
423: &Apache::lonxml::debug(" slot list is ".join(':',@slots));
424:
425: my ($cnum,$cdom)=&get_course();
426: my %slots=&Apache::lonnet::get('slots', [@slots], $cdom, $cnum);
427:
428: if (&Apache::lonnet::error($student)
429: || &Apache::lonnet::error($course)
430: || &Apache::lonnet::error(%slots)) {
431: return 'error: Unable to determine current status';
432: }
433: my @got;
434: my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots,'starttime');
435: foreach my $slot_name (@sorted_slots) {
436: next if (!defined($slots{$slot_name}) ||
437: !ref($slots{$slot_name}));
438: &Apache::lonxml::debug(time." $slot_name ".
439: $slots{$slot_name}->{'starttime'}." -- ".
440: $slots{$slot_name}->{'startreserve'}." -- ".
441: $slots{$slot_name}->{'endreserve'});
442: if (($slots{$slot_name}->{'endtime'} > time) &&
443: ($slots{$slot_name}->{'startreserve'} < time) &&
444: ((!$slots{$slot_name}->{'endreserve'}) ||
445: ($slots{$slot_name}->{'endreserve'} > time))) {
446: # between start of reservation time and end of reservation time
447: # and before end of slot
448: if ($mode eq 'allslots') {
449: push(@got,$slot_name);
450: } else {
451: return($slot_name, $slots{$slot_name});
452: }
453: }
454: }
455: if ($mode eq 'allslots' && @got) {
456: return @got;
457: }
458: return (undef,undef);
459: }
460:
461: sub get_consumed_uniqueperiods {
462: my ($slots) = @_;
463: my $navmap=Apache::lonnavmaps::navmap->new;
464: if (!defined($navmap)) {
465: return 'error: Unable to determine current status';
466: }
467: my @problems = $navmap->retrieveResources(undef,
468: sub { $_[0]->is_gradable() },1,0);
469: my %used_slots;
470: foreach my $problem (@problems) {
471: my $symb = $problem->symb();
472: my $student = &Apache::lonnet::EXT("resource.0.availablestudent",
473: $symb, $env{'user.domain'},
474: $env{'user.name'});
475: my $course = &Apache::lonnet::EXT("resource.0.available",
476: $symb, $env{'user.domain'},
477: $env{'user.name'});
478: if (&Apache::lonnet::error($student)
479: || &Apache::lonnet::error($course)) {
480: return 'error: Unable to determine current status';
481: }
482: foreach my $slot (split(/:/,$student), split(/:/, $course)) {
483: $used_slots{$slot}=1;
484: }
485: }
486:
487: if (!ref($slots)) {
488: my ($cnum,$cdom)=&get_course();
489: my %slots=&Apache::lonnet::get('slots', [keys(%used_slots)], $cdom, $cnum);
490: if (&Apache::lonnet::error(%slots)) {
491: return 'error: Unable to determine current status';
492: }
493: $slots = \%slots;
494: }
495:
496: my %consumed_uniqueperiods;
497: foreach my $slot_name (keys(%used_slots)) {
498: next if (!defined($slots->{$slot_name}) ||
499: !ref($slots->{$slot_name}));
500:
501: next if (!defined($slots->{$slot_name}{'uniqueperiod'}) ||
502: !ref($slots->{$slot_name}{'uniqueperiod'}));
503: $consumed_uniqueperiods{$slot_name} =
504: $slots->{$slot_name}{'uniqueperiod'};
505: }
506: return \%consumed_uniqueperiods;
507: }
508:
509: sub check_for_conflict {
510: my ($symb,$new_slot_name,$new_slot,$slots,$consumed_uniqueperiods)=@_;
511:
512: if (!defined($new_slot->{'uniqueperiod'})) { return undef; }
513:
514: if (!ref($consumed_uniqueperiods)) {
515: if ($consumed_uniqueperiods =~ /^error: /) {
516: return $consumed_uniqueperiods;
517: } else {
518: $consumed_uniqueperiods = &get_consumed_uniqueperiods($slots);
519: if (ref($consumed_uniqueperiods) eq 'HASH') {
520: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
521: return 'error: Unable to determine current status';
522: }
523: } else {
524: return 'error: Unable to determine current status';
525: }
526: }
527: }
528: my ($new_uniq_start,$new_uniq_end) = @{$new_slot->{'uniqueperiod'}};
529: foreach my $slot_name (keys(%$consumed_uniqueperiods)) {
530: my ($start,$end)=@{$consumed_uniqueperiods->{$slot_name}};
531: if (!
532: ($start < $new_uniq_start && $end < $new_uniq_start) ||
533: ($start > $new_uniq_end && $end > $new_uniq_end )) {
534: return $slot_name;
535: }
536: }
537: return undef;
538: }
539:
540: sub make_reservation {
541: my ($slot_name,$slot,$symb,$cnum,$cdom)=@_;
542:
543: my $value=&Apache::lonnet::EXT("resource.0.availablestudent",$symb,
544: $env{'user.domain'},$env{'user.name'});
545: &Apache::lonxml::debug("value is $value<br />");
546:
547: my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",$symb,
548: $env{'user.domain'},$env{'user.name'});
549: &Apache::lonxml::debug("use_slots is $use_slots<br />");
550:
551: if (&Apache::lonnet::error($value)
552: || &Apache::lonnet::error($use_slots)) {
553: return 'error: Unable to determine current status';
554: }
555:
556: my $parm_symb = $symb;
557: my $parm_level = 1;
558: if ($use_slots eq 'map' || $use_slots eq 'map_map') {
559: my ($map) = &Apache::lonnet::decode_symb($symb);
560: $parm_symb = &Apache::lonnet::symbread($map);
561: $parm_level = 2;
562: }
563:
564: foreach my $other_slot (split(/:/, $value)) {
565: if ($other_slot eq $slot_name) {
566: my %consumed=&Apache::lonnet::dump('slot_reservations', $cdom,
567: $cnum, "^$slot_name\0");
568: if (&Apache::lonnet::error($value)) {
569: return 'error: Unable to determine current status';
570: }
571: my $me=$env{'user.name'}.':'.$env{'user.domain'};
572: foreach my $key (keys(%consumed)) {
573: if ($consumed{$key}->{'name'} eq $me) {
574: my $num=(split('\0',$key))[1];
575: return -$num;
576: }
577: }
578: }
579: }
580:
581: my $max=$slot->{'maxspace'};
582: if (!defined($max)) { $max=99999; }
583:
584: my (@ids)=&get_reservation_ids($slot_name);
585: if (&Apache::lonnet::error(@ids)) {
586: return 'error: Unable to determine current status';
587: }
588: my $last=0;
589: foreach my $id (@ids) {
590: my $num=(split('\0',$id))[1];
591: if ($num > $last) { $last=$num; }
592: }
593:
594: my $wanted=$last+1;
595: &Apache::lonxml::debug("wanted $wanted<br />");
596: if (scalar(@ids) >= $max) {
597: # full up
598: return undef;
599: }
600:
601: my %reservation=('name' => $env{'user.name'}.':'.$env{'user.domain'},
602: 'timestamp' => time,
603: 'symb' => $parm_symb);
604:
605: my $success=&Apache::lonnet::newput('slot_reservations',
606: {"$slot_name\0$wanted" =>
607: \%reservation},
608: $cdom, $cnum);
609:
610: if ($success eq 'ok') {
611: my $new_value=$slot_name;
612: if ($value) {
613: $new_value=$value.':'.$new_value;
614: }
615: &store_slot_parm($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom);
616: return $wanted;
617: }
618:
619: # someone else got it
620: return undef;
621: }
622:
623: sub store_slot_parm {
624: my ($symb,$slot_name,$parm_level,$new_value,$cnum,$cdom) = @_;
625: my $result=&Apache::lonparmset::storeparm_by_symb($symb,
626: '0_availablestudent',
627: $parm_level, $new_value,
628: 'string',
629: $env{'user.name'},
630: $env{'user.domain'});
631: &Apache::lonxml::debug("hrrm $result");
632: my %storehash = (
633: symb => $symb,
634: slot => $slot_name,
635: action => 'reserve',
636: context => $env{'form.context'},
637: );
638:
639: &Apache::lonnet::write_log('course','slotreservationslog',\%storehash,
640: '',$env{'user.name'},$env{'user.domain'},
641: $cnum,$cdom);
642: &Apache::lonnet::write_log('course',$cdom.'_'.$cnum.'_slotlog',\%storehash,
643: 1,$env{'user.name'},$env{'user.domain'},
644: $env{'user.name'},$env{'user.domain'});
645:
646: return;
647: }
648:
649: sub remove_registration {
650: my ($r) = @_;
651: if ($env{'form.entry'} ne 'remove all') {
652: return &remove_registration_user($r);
653: }
654: my $slot_name = $env{'form.slotname'};
655: my %slot=&Apache::lonnet::get_slot($slot_name);
656:
657: my ($cnum,$cdom)=&get_course();
658: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
659: "^$slot_name\0");
660: if (&Apache::lonnet::error(%consumed)) {
661: $r->print("<p><span class=\"LC_error\">".&mt('A network error has occurred.').'</span></p>');
662: return;
663: }
664: if (!%consumed) {
665: $r->print('<p>'.&mt('Slot [_1] has no reservations.',
666: '<tt>'.$slot_name.'</tt>').'</p>');
667: return;
668: }
669:
670: my @names = map { $consumed{$_}{'name'} } (sort(keys(%consumed)));
671: my $names = join(' ',@names);
672:
673: my $msg = &mt('Remove all of [_1] from slot [_2]?',$names,$slot_name);
674: &remove_registration_confirmation($r,$msg,['entry','slotname','context']);
675: }
676:
677: sub remove_registration_user {
678: my ($r) = @_;
679:
680: my $slot_name = $env{'form.slotname'};
681:
682: my $name = &Apache::loncommon::plainname($env{'form.uname'},
683: $env{'form.udom'});
684:
685: my $title = &Apache::lonnet::gettitle($env{'form.symb'});
686:
687: my $msg = &mt('Remove [_1] from slot [_2] for [_3]',
688: $name,$slot_name,$title);
689:
690: &remove_registration_confirmation($r,$msg,['uname','udom','slotname',
691: 'entry','symb','context']);
692: }
693:
694: sub remove_registration_confirmation {
695: my ($r,$msg,$inputs) =@_;
696:
697: my $hidden_input;
698: foreach my $parm (@{$inputs}) {
699: $hidden_input .=
700: '<input type="hidden" name="'.$parm.'" value="'
701: .&HTML::Entities::encode($env{'form.'.$parm},'"<>&\'').'" />'."\n";
702: }
703: my %lt = &Apache::lonlocal::texthash(
704: 'yes' => 'Yes',
705: 'no' => 'No',
706: );
707: $r->print(<<"END_CONFIRM");
708: <p> $msg </p>
709: <form action="/adm/slotrequest" method="post">
710: <input type="hidden" name="command" value="release" />
711: <input type="hidden" name="button" value="yes" />
712: $hidden_input
713: <input type="submit" value="$lt{'yes'}" />
714: </form>
715: <form action="/adm/slotrequest" method="post">
716: <input type="hidden" name="command" value="showslots" />
717: <input type="submit" value="$lt{'no'}" />
718: </form>
719: END_CONFIRM
720:
721: }
722:
723: sub release_all_slot {
724: my ($r,$mgr)=@_;
725:
726: my $slot_name = $env{'form.slotname'};
727:
728: my ($cnum,$cdom)=&get_course();
729:
730: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
731: "^$slot_name\0");
732:
733: $r->print('<p>'.&mt('Releasing reservations').'</p>');
734:
735: foreach my $entry (sort { $consumed{$a}{'name'} cmp
736: $consumed{$b}{'name'} } (keys(%consumed))) {
737: my ($uname,$udom) = split(':',$consumed{$entry}{'name'});
738: my ($result,$msg) =
739: &release_reservation($slot_name,$uname,$udom,
740: $consumed{$entry}{'symb'},$mgr);
741: if (!$result) {
742: $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>');
743: } else {
744: $r->print("<p>$msg</p>");
745: }
746: $r->rflush();
747: }
748: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
749: &mt('Return to slot list').'</a></p>');
750: &return_link($r);
751: }
752:
753: sub release_slot {
754: my ($r,$symb,$slot_name,$inhibit_return_link,$mgr)=@_;
755:
756: if ($slot_name eq '') { $slot_name=$env{'form.slotname'}; }
757:
758: my ($uname,$udom) = ($env{'user.name'}, $env{'user.domain'});
759: if ($mgr eq 'F'
760: && defined($env{'form.uname'}) && defined($env{'form.udom'})) {
761: ($uname,$udom) = ($env{'form.uname'}, $env{'form.udom'});
762: }
763:
764: if ($mgr eq 'F'
765: && defined($env{'form.symb'})) {
766: $symb = &unescape($env{'form.symb'});
767: }
768:
769: my ($result,$msg) =
770: &release_reservation($slot_name,$uname,$udom,$symb,$mgr);
771: if (!$result) {
772: $r->print('<p><span class="LC_error">'.&mt($msg).'</span></p>');
773: } else {
774: $r->print("<p>$msg</p>");
775: }
776:
777: if ($mgr eq 'F') {
778: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
779: &mt('Return to slot list').'</a></p>');
780: }
781:
782: if (!$inhibit_return_link) { &return_link($r); }
783: return $result;
784: }
785:
786: sub release_reservation {
787: my ($slot_name,$uname,$udom,$symb,$mgr) = @_;
788: my %slot=&Apache::lonnet::get_slot($slot_name);
789: my $description=&get_description($slot_name,\%slot);
790:
791: if ($mgr ne 'F') {
792: if ($slot{'starttime'} < time) {
793: return (0,&mt('Not allowed to release Reservation: [_1], as it has already ended.',$description));
794: }
795: }
796:
797: # if the reservation symb is for a map get a resource in that map
798: # to check slot parameters on
799: my $navmap=Apache::lonnavmaps::navmap->new;
800: if (!defined($navmap)) {
801: return (0,'error: Unable to determine current status');
802: }
803: my $passed_resource = $navmap->getBySymb($symb);
804: if (ref($passed_resource)) {
805: if ($passed_resource->is_map()) {
806: my ($a_resource) =
807: $navmap->retrieveResources($passed_resource,
808: sub {$_[0]->is_gradable()},0,1);
809: $symb = $a_resource->symb();
810: }
811: } else {
812: unless ($mgr eq 'F') {
813: return (0,'error: Unable to determine current status');
814: }
815: }
816:
817: # get parameter string, check for existence, rebuild string with the slot
818: my $student = &Apache::lonnet::EXT("resource.0.availablestudent",
819: $symb,$udom,$uname);
820: my @slots = split(/:/,$student);
821:
822: my @new_slots;
823: foreach my $exist_slot (@slots) {
824: if ($exist_slot eq $slot_name) { next; }
825: push(@new_slots,$exist_slot);
826: }
827: my $new_param = join(':',@new_slots);
828:
829: my ($cnum,$cdom)=&get_course();
830:
831: # get slot reservations, check if user has one, if so remove reservation
832: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
833: "^$slot_name\0");
834: foreach my $entry (keys(%consumed)) {
835: if ( $consumed{$entry}->{'name'} eq ($uname.':'.$udom) ) {
836: &Apache::lonnet::del('slot_reservations',[$entry],
837: $cdom,$cnum);
838: my %storehash = (
839: symb => $symb,
840: slot => $slot_name,
841: action => 'release',
842: context => $env{'form.context'},
843: );
844: &Apache::lonnet::write_log('slotreservationslog',\%storehash,
845: 1,$uname,$udom,$cnum,$cdom);
846: &Apache::lonnet::write_log($cdom.'_'.$cnum.'_slotlog',\%storehash,
847: 1,$uname,$udom,$uname,$udom);
848: }
849: }
850:
851: my $use_slots = &Apache::lonnet::EXT("resource.0.useslots",
852: $symb,$udom,$uname);
853: &Apache::lonxml::debug("use_slots is $use_slots<br />");
854:
855: if (&Apache::lonnet::error($use_slots)) {
856: return (0,'error: Unable to determine current status');
857: }
858:
859: my $parm_level = 1;
860: if ($use_slots eq 'map' || $use_slots eq 'map_map') {
861: $parm_level = 2;
862: }
863: # store new parameter string
864: my $result=&Apache::lonparmset::storeparm_by_symb($symb,
865: '0_availablestudent',
866: $parm_level, $new_param,
867: 'string', $uname, $udom);
868: my $msg;
869: if ($mgr eq 'F') {
870: $msg = &mt('Released Reservation for user: [_1]',"$uname:$udom");
871: } else {
872: $msg = '<span style="font-weight: bold;">'.&mt('Released reservation: [_1]',$description).'</span><br /><br />';
873: my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
874: my $subject = &mt('Reservation change: [_1]',$description);
875: my $msgbody = &mt('Reservation released by [_1] for [_2].',$person,$description);
876: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'release');
877: }
878: return (1,$msg);
879: }
880:
881: sub delete_slot {
882: my ($r)=@_;
883:
884: my $slot_name = $env{'form.slotname'};
885: my %slot=&Apache::lonnet::get_slot($slot_name);
886:
887: my ($cnum,$cdom)=&get_course();
888: my %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum,
889: "^$slot_name\0");
890: my ($tmp) = %consumed;
891: if ($tmp =~ /error: 2/) { undef(%consumed); }
892:
893: if (%slot && !%consumed) {
894: $slot{'type'} = 'deleted';
895: my $ret = &Apache::lonnet::cput('slots', {$slot_name => \%slot},
896: $cdom, $cnum);
897: if ($ret eq 'ok') {
898: $r->print('<p>'.&mt('Slot [_1] marked as deleted.','<tt>'.$slot_name.'</tt>').'</p>');
899: } else {
900: $r->print('<p><span class="LC_error">'.&mt('An error occurred when attempting to delete slot: [_1]','<tt>'.$slot_name.'</tt>')." ($ret)</span></p>");
901: }
902: } else {
903: if (%consumed) {
904: $r->print('<p>'.&mt('Slot [_1] has active reservations.','<tt>'.$slot_name.'</tt>').'</p>');
905: } else {
906: $r->print('<p>'.&mt('Slot [_1] does not exist.','<tt>'.$slot_name.'</tt>').'</p>');
907: }
908: }
909: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
910: &mt('Return to slot list').'</a></p>');
911: &return_link($r);
912: }
913:
914: sub return_link {
915: my ($r) = @_;
916: if (($env{'form.command'} eq 'manageresv') || ($env{'form.context'} eq 'usermanage')) {
917: $r->print('<p><a href="/adm/slotrequest?command=manageresv">'.
918: &mt('Return to reservations'));
919: } else {
920: $r->print('<p><a href="/adm/flip?postdata=return:">'.
921: &mt('Return to last resource').'</a></p>');
922: }
923: }
924:
925: sub get_slot {
926: my ($r,$symb,$conflictable_slot,$inhibit_return_link)=@_;
927:
928: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
929: my $slot_name=&check_for_conflict($symb,$env{'form.slotname'},\%slot);
930:
931: if ($slot_name =~ /^error: (.*)/) {
932: $r->print('<p><span class="LC_error">'
933: .&mt('An error occurred while attempting to make a reservation. ([_1])',$1)
934: .'</span></p>');
935: &return_link($r);
936: return 0;
937: }
938: if ($slot_name && $slot_name ne $conflictable_slot) {
939: my %slot=&Apache::lonnet::get_slot($slot_name);
940: my $description1=&get_description($slot_name,\%slot);
941: %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
942: my $description2=&get_description($env{'form.slotname'},\%slot);
943: if ($slot_name ne $env{'form.slotname'}) {
944: $r->print(<<STUFF);
945: <form method="post" action="/adm/slotrequest">
946: <input type="hidden" name="symb" value="$env{'form.symb'}" />
947: <input type="hidden" name="slotname" value="$env{'form.slotname'}" />
948: <input type="hidden" name="releaseslot" value="$slot_name" />
949: <input type="hidden" name="command" value="change" />
950: STUFF
951: $r->print('<p class="LC_error">'.&mt('Reservation currently unchanged').'</p>');
952: if ($slot_name ne '') {
953: $r->print('<p>'.&mt('To complete the transaction you [_1]must confirm[_2] you want to [_3]process the change[_4] to [_5].'
954: ,'<b>','</b>','<i>','</i>','<b>'.$description2.'</b>')
955: .'<br />'
956: .&mt('Or you can choose to [_1]make no change[_2] and continue[_2] with the reservation you already had: [_3].'
957: ,'<i>','</i>','<b>'.$description1.'</b>')
958: .'</p><p><span class="LC_nobreak">'
959: .'<input type="submit" name="change" value="'.&mt('Process the change').'" />'
960: .(' 'x3)
961: .'<input type="submit" name="nochange" value="'.&mt('Make no change').'" />'
962: .'</span></p>');
963: }
964: $r->print(<<STUFF);
965: </form>
966: STUFF
967: } else {
968: $r->print('<p>'.&mt('Already have a reservation: [_1].',$description1).'</p>');
969: &return_link($r);
970: }
971: return 0;
972: }
973:
974: my ($cnum,$cdom)=&get_course();
975: my $reserved=&make_reservation($env{'form.slotname'},
976: \%slot,$symb,$cnum,$cdom);
977: my $description=&get_description($env{'form.slotname'},\%slot);
978: if (defined($reserved)) {
979: my $retvalue = 0;
980: if ($slot_name =~ /^error: (.*)/) {
981: $r->print('<p><span class="LC_error">'
982: .&mt('An error occurred while attempting to make a reservation. ([_1])',$1)
983: .'</span></p>');
984: } elsif ($reserved > -1) {
985: $r->print('<p style="font-weight: bold;">'.&mt('Successfully signed up: [_1]',$description).'</p>');
986: $retvalue = 1;
987: my $person = &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
988: my $subject = &mt('Reservation change: [_1]',$description);
989: my $msgbody = &mt('Successful reservation by [_1] for [_2].',$person,$description);
990: my $msg = &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'reserve');
991: if ($msg) {
992: $r->print($msg);
993: }
994: } elsif ($reserved < 0) {
995: $r->print('<p>'.&mt('Already reserved: [_1]',$description).'</p>');
996: }
997: if (!$inhibit_return_link) { &return_link($r); }
998: return 1;
999: }
1000:
1001: my %lt = &Apache::lonlocal::texthash(
1002: 'request' => 'Availability list',
1003: 'try' => 'Try again?',
1004: 'or' => 'or',
1005: );
1006:
1007: my $extra_input;
1008: if ($conflictable_slot) {
1009: $extra_input='<input type="hidden" name="releaseslot" value="'.$env{'form.slotname'}.'" />';
1010: }
1011:
1012: $r->print('<p>'.&mt('[_1]Failed[_2] to reserve a slot for [_3].','<span class="LC_warning">','</span>',$description).'</p>');
1013: $r->print(<<STUFF);
1014: <p>
1015: <form method="post" action="/adm/slotrequest">
1016: <input type="submit" name="Try Again" value="$lt{'try'}" />
1017: <input type="hidden" name="symb" value="$env{'form.symb'}" />
1018: <input type="hidden" name="slotname" value="$env{'form.slotname'}" />
1019: <input type="hidden" name="command" value="$env{'form.command'}" />
1020: $extra_input
1021: </form>
1022: </p>
1023: <p>
1024: $lt{'or'}
1025: <form method="post" action="/adm/slotrequest">
1026: <input type="hidden" name="symb" value="$env{'form.symb'}" />
1027: <input type="submit" name="requestattempt" value="$lt{'request'}" />
1028: </form>
1029: STUFF
1030:
1031: if (!$inhibit_return_link) {
1032: $r->print(&mt('or').'</p>');
1033: &return_link($r);
1034: } else {
1035: $r->print('</p>');
1036: }
1037: return 0;
1038: }
1039:
1040: sub allowed_slot {
1041: my ($slot_name,$slot,$symb,$slots,$consumed_uniqueperiods,$toskip)=@_;
1042:
1043: #already started
1044: if ($slot->{'starttime'} < time) {
1045: return 0;
1046: }
1047: &Apache::lonxml::debug("$slot_name starttime good");
1048:
1049: #already ended
1050: if ($slot->{'endtime'} < time) {
1051: return 0;
1052: }
1053: &Apache::lonxml::debug("$slot_name endtime good");
1054:
1055: # not allowed to pick this one
1056: if (defined($slot->{'type'})
1057: && $slot->{'type'} ne 'schedulable_student') {
1058: return 0;
1059: }
1060: &Apache::lonxml::debug("$slot_name type good");
1061:
1062: # reserve time not yet started
1063: if ($slot->{'startreserve'} > time) {
1064: return 0;
1065: }
1066: # reserve time ended
1067: if (($slot->{'endreserve'}) &&
1068: ($slot->{'endreserve'} < time)) {
1069: return 0;
1070: }
1071: &Apache::lonxml::debug("$slot_name reserve good");
1072:
1073: my $userallowed=0;
1074: # its for a different set of users
1075: if (defined($slot->{'allowedsections'})) {
1076: if (!defined($env{'request.role.sec'})
1077: && grep(/^No section assigned$/,
1078: split(',',$slot->{'allowedsections'}))) {
1079: $userallowed=1;
1080: }
1081: if (defined($env{'request.role.sec'})
1082: && grep(/^\Q$env{'request.role.sec'}\E$/,
1083: split(',',$slot->{'allowedsections'}))) {
1084: $userallowed=1;
1085: }
1086: if (defined($env{'request.course.groups'})) {
1087: my @groups = split(/:/,$env{'request.course.groups'});
1088: my @allowed_sec = split(',',$slot->{'allowedsections'});
1089: foreach my $group (@groups) {
1090: if (grep {$_ eq $group} (@allowed_sec)) {
1091: $userallowed=1;
1092: last;
1093: }
1094: }
1095: }
1096: }
1097: &Apache::lonxml::debug("$slot_name sections is $userallowed");
1098:
1099: # its for a different set of users
1100: if (defined($slot->{'allowedusers'})
1101: && grep(/^\Q$env{'user.name'}:$env{'user.domain'}\E$/,
1102: split(',',$slot->{'allowedusers'}))) {
1103: $userallowed=1;
1104: }
1105:
1106: if (!defined($slot->{'allowedusers'})
1107: && !defined($slot->{'allowedsections'})) {
1108: $userallowed=1;
1109: }
1110:
1111: &Apache::lonxml::debug("$slot_name user is $userallowed");
1112: return 0 if (!$userallowed);
1113:
1114: # not allowed for this resource
1115: if (defined($slot->{'symb'})) {
1116: my $exclude = 1;
1117: my @symbs;
1118: if ($slot->{'symb'} =~ /,/) {
1119: @symbs = split(/\s*,\s*/,$slot->{'symb'});
1120: } else {
1121: @symbs = ($slot->{'symb'});
1122: }
1123: my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
1124: foreach my $reqsymb (@symbs) {
1125: next if ($reqsymb eq '');
1126: my ($slotmap,$slotid,$sloturl) = &Apache::lonnet::decode_symb($reqsymb);
1127: if ($sloturl=~/\.(page|sequence)$/) {
1128: if (($map ne '') && ($map eq $sloturl)) {
1129: $exclude = 0;
1130: last;
1131: }
1132: } elsif ($reqsymb eq $symb) {
1133: $exclude = 0;
1134: last;
1135: }
1136: }
1137: if ($exclude) {
1138: unless ((ref($toskip) eq 'HASH') && ($toskip->{'symb'})) {
1139: return 0;
1140: }
1141: }
1142: }
1143:
1144: my $conflict = &check_for_conflict($symb,$slot_name,$slot,$slots,
1145: $consumed_uniqueperiods);
1146: if ($conflict =~ /^error: /) {
1147: return 0;
1148: } elsif ($conflict ne '') {
1149: if ($slots->{$conflict}{'starttime'} < time) {
1150: return 0;
1151: }
1152: }
1153: &Apache::lonxml::debug("$slot_name symb good");
1154: return 1;
1155: }
1156:
1157: sub get_description {
1158: my ($slot_name,$slot)=@_;
1159: my $description=$slot->{'description'};
1160: if (!defined($description)) {
1161: $description=&mt('[_1] From [_2] to [_3]',$slot_name,
1162: &Apache::lonlocal::locallocaltime($slot->{'starttime'}),
1163: &Apache::lonlocal::locallocaltime($slot->{'endtime'}));
1164: }
1165: return $description;
1166: }
1167:
1168: sub show_choices {
1169: my ($symb,$formname,$num,$class,$slots,$consumed_uniqueperiods,$available,$got_slots)=@_;
1170: my $output;
1171: &Apache::lonxml::debug("Checking Slots");
1172: if (!ref($available) eq 'ARRAY') {
1173: return;
1174: }
1175: if (!@{$available}) {
1176: $output = '<span class="LC_info">'.&mt('No available times.').'</span>';
1177: if ($env{'form.command'} ne 'manageresv') {
1178: $output .= ' <a href="/adm/flip?postdata=return:">'.
1179: &mt('Return to last resource').'</a>';
1180: }
1181: if ($class) {
1182: return '<div class="'.$class.'">'.$output.'</div>';
1183: } else {
1184: return $output;
1185: }
1186: }
1187: if (@{$available} > 1) {
1188: my $numavailable = scalar(@{$available});
1189: my $numreserved = 0;
1190: my $js;
1191: my $j = 0;
1192: foreach my $got (@{$got_slots}) {
1193: unless (($got eq '') || (!defined($got))) {
1194: $numreserved ++;
1195: if ($env{'form.command'} eq 'manageresv') {
1196: $js .= " currslot[$j]='$got';\n";
1197: $j++;
1198: }
1199: }
1200: }
1201: my $showfilter = 'none';
1202: $output .= '<fieldset><legend>'.&mt('Actions').'</legend>'."\n".
1203: '<form method="post" name="reservationdisplay_'.$num.
1204: '" action="" onsubmit="toggleSlotDisplay(this.form,'."'$num'".');">';
1205: my @options = ('all','filter');
1206: if ($numreserved) {
1207: unshift(@options,'show');
1208: }
1209: my %resmenu = &Apache::lonlocal::texthash (
1210: show => 'Show current reservation',
1211: all => 'Show all',
1212: filter => 'Search by date',
1213: );
1214: foreach my $option (@options) {
1215: my $onclick = "toggleSlotDisplay(this.form,'$num');";
1216: if (($option eq 'show') && ($env{'form.command'} eq 'manageresv')) {
1217: $onclick .= "currSlotDisplay$num(this.form,'$num');";
1218: }
1219: $output .= '<span class="LC_nobreak"><label>'.
1220: '<input type="radio" class="LC_slotpick_radio" name="slotpick" value="'.
1221: $option.'" onclick="'.$onclick.'" />'.
1222: $resmenu{$option}.
1223: '</label></span>'.(' ' x3)."\n";
1224: }
1225: $output .= '</form>';
1226: my $chooserform = 'reservationchooser_'.$num;
1227: my $starttime = $slots->{$available->[0]}->{'starttime'};
1228: my $endtime = $slots->{$available->[-1]}->{'starttime'};
1229: if ($env{'form.command'} eq 'manageresv') {
1230: $output .= <<"ENDSCRIPT";
1231:
1232: <script type="text/javascript">
1233: // <![CDATA[
1234: function currSlotDisplay$num() {
1235: var currslot = new Array($numreserved);
1236: $js
1237: for (var j=0; j<$numreserved; j++) {
1238: if (document.getElementById('LC_slotrow_$num\_'+currslot[j])) {
1239: document.getElementById('LC_slotrow_$num\_'+currslot[j]).style.display = '';
1240: }
1241: }
1242: }
1243: // ]]>
1244: </script>
1245:
1246: ENDSCRIPT
1247: }
1248: $output .=
1249: '<div id="LC_slotfilter_'.$num.'" style="display:'.$showfilter.'">'.
1250: '<form method="post" name="'.$chooserform.'" action="">'.
1251: '<table><tr><td>'.&mt('Open after').'</td><td>'.
1252: &Apache::lonhtmlcommon::date_setter($chooserform,'start',$starttime,'','','','','','','',1,1).
1253: '</td></tr><tr><td>'.&mt('Closed before').'</td><td>'.
1254: &Apache::lonhtmlcommon::date_setter($chooserform,'end',$endtime,'','','','','','','',1,1).
1255: '</td></tr></table><br />'.
1256: '<input type="button" name="slotfilter" value="Search for reservable slots" onclick="updateSlotDisplay(this.form,'."'$num'".');" />'.
1257: '</form></div><div id="LC_slotsearch_'.$num.'" style="display:none"><hr />';
1258: }
1259: if ($env{'form.command'} eq 'manageresv') {
1260: $output .= '<table border="0">';
1261: } else {
1262: $output .= &Apache::loncommon::start_data_table();
1263: }
1264: foreach my $slot (@{$available}) {
1265: my $description=&get_description($slot,$slots->{$slot});
1266: my $form;
1267: if ((grep(/^\Q$slot\E$/,@{$got_slots})) ||
1268: &space_available($slot,$slots->{$slot},$symb)) {
1269: my $text=&mt('Select');
1270: my $command='get';
1271: if (grep(/^\Q$slot\E$/,@{$got_slots})) {
1272: $text=&mt('Drop Reservation');
1273: $command='release';
1274: } else {
1275: my $conflict = &check_for_conflict($symb,$slot,$slots->{$slot},
1276: $slots,$consumed_uniqueperiods);
1277: if ($conflict) {
1278: if ($conflict =~ /^error: /) {
1279: $form = '<span class="LC_error">'.
1280: &mt('Slot: [_1] has unknown status.',$description).
1281: '</span>';
1282: } else {
1283: $text=&mt('Change Reservation');
1284: $command='get';
1285: }
1286: }
1287: }
1288: my $escsymb=&escape($symb);
1289: if (!$form) {
1290: my $name;
1291: if ($formname) {
1292: $name = 'name="'.$formname.'"';
1293: }
1294: my $context = 'user';
1295: if ($env{'form.command'} eq 'manageresv') {
1296: $context = 'usermanage';
1297: }
1298: $form=<<STUFF;
1299: <form method="post" action="/adm/slotrequest" $name>
1300: <input type="submit" name="Select" value="$text" />
1301: <input type="hidden" name="symb" value="$escsymb" />
1302: <input type="hidden" name="slotname" value="$slot" />
1303: <input type="hidden" name="command" value="$command" />
1304: <input type="hidden" name="context" value="$context" />
1305: </form>
1306: STUFF
1307: }
1308: } else {
1309: $form = &mt('Unavailable');
1310: }
1311: if ($env{'form.command'} eq 'manageresv') {
1312: $output .= '<tr id="LC_slotrow_'.$num.'_'.$slot.'" >';
1313: } else {
1314: $output .= &Apache::loncommon::start_data_table_row('','LC_slotrow_'.$num.'_'.$slot);
1315: }
1316: $output .= "
1317: <td>$form</td>
1318: <td>$description</td>\n";
1319: if ($env{'form.command'} eq 'manageresv') {
1320: $output .= '</tr>';
1321: } else {
1322: $output .= &Apache::loncommon::end_data_table_row();
1323: }
1324: }
1325: if ($env{'form.command'} eq 'manageresv') {
1326: $output .= '</table>';
1327: } else {
1328: $output .= &Apache::loncommon::end_data_table();
1329: }
1330: if (@{$available} > 1) {
1331: $output .= '</div></fieldset>';
1332: }
1333: if ($class) {
1334: return '<div class="'.$class.'">'.$output.'</div>';
1335: } else {
1336: return $output;
1337: }
1338: }
1339:
1340: sub to_show {
1341: my ($slotname,$slot,$when,$deleted,$name) = @_;
1342: my $time=time;
1343: my $week=60*60*24*7;
1344:
1345: if ($deleted eq 'hide' && $slot->{'type'} eq 'deleted') {
1346: return 0;
1347: }
1348:
1349: if ($name && $name->{'value'} =~ /\w/) {
1350: if ($name->{'type'} eq 'substring') {
1351: if ($slotname !~ /\Q$name->{'value'}\E/) {
1352: return 0;
1353: }
1354: }
1355: if ($name->{'type'} eq 'exact') {
1356: if ($slotname eq $name->{'value'}) {
1357: return 0;
1358: }
1359: }
1360: }
1361:
1362: if ($when eq 'any') {
1363: return 1;
1364: } elsif ($when eq 'now') {
1365: if ($time > $slot->{'starttime'} &&
1366: $time < $slot->{'endtime'}) {
1367: return 1;
1368: }
1369: return 0;
1370: } elsif ($when eq 'nextweek') {
1371: if ( ($time < $slot->{'starttime'} &&
1372: ($time+$week) > $slot->{'starttime'})
1373: ||
1374: ($time < $slot->{'endtime'} &&
1375: ($time+$week) > $slot->{'endtime'}) ) {
1376: return 1;
1377: }
1378: return 0;
1379: } elsif ($when eq 'lastweek') {
1380: if ( ($time > $slot->{'starttime'} &&
1381: ($time-$week) < $slot->{'starttime'})
1382: ||
1383: ($time > $slot->{'endtime'} &&
1384: ($time-$week) < $slot->{'endtime'}) ) {
1385: return 1;
1386: }
1387: return 0;
1388: } elsif ($when eq 'willopen') {
1389: if ($time < $slot->{'starttime'}) {
1390: return 1;
1391: }
1392: return 0;
1393: } elsif ($when eq 'wereopen') {
1394: if ($time > $slot->{'endtime'}) {
1395: return 1;
1396: }
1397: return 0;
1398: }
1399:
1400: return 1;
1401: }
1402:
1403: sub remove_link {
1404: my ($slotname,$entry,$uname,$udom,$symb) = @_;
1405:
1406: my $remove = &mt('Remove');
1407:
1408: if ($entry eq 'remove all') {
1409: $remove = &mt('Remove All');
1410: undef($uname);
1411: undef($udom);
1412: }
1413:
1414: $slotname = &escape($slotname);
1415: $entry = &escape($entry);
1416: $uname = &escape($uname);
1417: $udom = &escape($udom);
1418: $symb = &escape($symb);
1419:
1420: return <<"END_LINK";
1421: <a href="/adm/slotrequest?command=remove_registration&slotname=$slotname&entry=$entry&uname=$uname&udom=$udom&symb=$symb&context=manage"
1422: >($remove)</a>
1423: END_LINK
1424:
1425: }
1426:
1427: sub show_table {
1428: my ($r,$mgr)=@_;
1429:
1430: my ($cnum,$cdom)=&get_course();
1431: my $crstype=&Apache::loncommon::course_type($cdom.'_'.$cnum);
1432: my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);
1433: if ( (keys(%slots))[0] =~ /^error: 2 /) {
1434: undef(%slots);
1435: }
1436: my $available;
1437: if ($mgr eq 'F') {
1438: # FIXME: This line should be deleted once Slots uses breadcrumbs
1439: $r->print('<br />'.&Apache::loncommon::help_open_topic(
1440: 'Slot About', &mt('Help on slots')));
1441:
1442: $r->print('<div>');
1443: $r->print('<form method="post" action="/adm/slotrequest">
1444: <input type="hidden" name="command" value="uploadstart" />
1445: <input type="submit" name="start" value="'.&mt('Upload Slot List').'" />
1446: </form>');
1447: $r->print(&Apache::loncommon::help_open_topic('Slot CommaDelimited'));
1448: $r->print('<form method="post" action="/adm/helper/newslot.helper">
1449: <input type="submit" name="newslot" value="'.&mt('Create a New Slot').'" />
1450: </form>');
1451: $r->print(&Apache::loncommon::help_open_topic('Slot AddInterface'));
1452: $r->print('</div>');
1453: }
1454:
1455: if (!keys(%slots)) {
1456: $r->print(
1457: '<p class="LC_info">'
1458: .&mt('No slots have been created in this '.lc($crstype).'.')
1459: .'</p>'
1460: );
1461: return;
1462: }
1463:
1464: my %Saveable_Parameters = ('show' => 'array',
1465: 'when' => 'scalar',
1466: 'order' => 'scalar',
1467: 'deleted' => 'scalar',
1468: 'name_filter_type' => 'scalar',
1469: 'name_filter_value' => 'scalar',
1470: );
1471: &Apache::loncommon::store_course_settings('slotrequest',
1472: \%Saveable_Parameters);
1473: &Apache::loncommon::restore_course_settings('slotrequest',
1474: \%Saveable_Parameters);
1475: &Apache::grades::init_perm();
1476: my ($classlist,$section,$fullname)=&Apache::grades::getclasslist('all');
1477: &Apache::grades::reset_perm();
1478:
1479: # what to display filtering
1480: my %show_fields=&Apache::lonlocal::texthash(
1481: 'name' => 'Slot Name',
1482: 'description' => 'Description',
1483: 'type' => 'Type',
1484: 'starttime' => 'Start time',
1485: 'endtime' => 'End Time',
1486: 'startreserve' => 'Time students can start reserving',
1487: 'endreserve' => 'Time students can no longer reserve',
1488: 'reservationmsg' => 'Message triggered by reservation',
1489: 'secret' => 'Secret Word',
1490: 'space' => '# of students/max',
1491: 'ip' => 'IP or DNS restrictions',
1492: 'symb' => 'Resource(s)/Map(s) slot is restricted to.',
1493: 'allowedsections' => 'Sections slot is restricted to.',
1494: 'allowedusers' => 'Users slot is restricted to.',
1495: 'uniqueperiod' => 'Period of time slot is unique',
1496: 'scheduled' => 'Scheduled Students',
1497: 'proctor' => 'List of proctors',
1498: 'iptied' => 'Unique IP each student',);
1499: if ($crstype eq 'Community') {
1500: $show_fields{'startreserve'} = &mt('Time members can start reserving');
1501: $show_fields{'endreserve'} = &mt('Time members can no longer reserve');
1502: $show_fields{'scheduled'} = &mt('Scheduled Members');
1503: }
1504: my @show_order=('name','description','type','starttime','endtime',
1505: 'startreserve','endreserve','reservationmsg','secret','space',
1506: 'ip','iptied','symb','allowedsections','allowedusers','uniqueperiod',
1507: 'scheduled','proctor');
1508: my @show =
1509: (exists($env{'form.show'})) ? &Apache::loncommon::get_env_multiple('form.show')
1510: : keys(%show_fields);
1511: my %show = map { $_ => 1 } (@show);
1512:
1513: #when filtering setup
1514: my %when_fields=&Apache::lonlocal::texthash(
1515: 'now' => 'Open now',
1516: 'nextweek' => 'Open within the next week',
1517: 'lastweek' => 'Were open last week',
1518: 'willopen' => 'Will open later',
1519: 'wereopen' => 'Were open',
1520: 'any' => 'Anytime',
1521: );
1522: my @when_order=('any','now','nextweek','lastweek','willopen','wereopen');
1523: $when_fields{'select_form_order'} = \@when_order;
1524: my $when = (exists($env{'form.when'})) ? $env{'form.when'}
1525: : 'now';
1526:
1527: #display of students setup
1528: my %stu_display_fields=
1529: &Apache::lonlocal::texthash('username' => 'User name',
1530: 'fullname' => 'Full name',
1531: );
1532: my @stu_display_order=('fullname','username');
1533: my @stu_display =
1534: (exists($env{'form.studisplay'})) ? &Apache::loncommon::get_env_multiple('form.studisplay')
1535: : keys(%stu_display_fields);
1536: my %stu_display = map { $_ => 1 } (@stu_display);
1537:
1538: #name filtering setup
1539: my %name_filter_type_fields=
1540: &Apache::lonlocal::texthash('substring' => 'Substring',
1541: 'exact' => 'Exact',
1542: #'reg' => 'Regular Expression',
1543: );
1544: my @name_filter_type_order=('substring','exact');
1545:
1546: $name_filter_type_fields{'select_form_order'} = \@name_filter_type_order;
1547: my $name_filter_type =
1548: (exists($env{'form.name_filter_type'})) ? $env{'form.name_filter_type'}
1549: : 'substring';
1550: my $name_filter = {'type' => $name_filter_type,
1551: 'value' => $env{'form.name_filter_value'},};
1552:
1553:
1554: #deleted slot filtering
1555: #default to hide if no value
1556: $env{'form.deleted'} ||= 'hide';
1557: my $hide_radio =
1558: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'hide');
1559: my $show_radio =
1560: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'show');
1561:
1562: $r->print('<form method="post" action="/adm/slotrequest">
1563: <input type="hidden" name="command" value="showslots" />');
1564: $r->print('<div>');
1565: $r->print('<table class="inline">
1566: <tr><th>'.&mt('Show').'</th>
1567: <th>'.&mt('Student Display').'</th>
1568: <th>'.&mt('Open').'</th>
1569: <th>'.&mt('Slot Name Filter').'</th>
1570: <th>'.&mt('Options').'</th>
1571: </tr>
1572: <tr><td valign="top">'.&Apache::loncommon::multiple_select_form('show',\@show,6,\%show_fields,\@show_order).
1573: '</td>
1574: <td valign="top">
1575: '.&Apache::loncommon::multiple_select_form('studisplay',\@stu_display,
1576: 6,\%stu_display_fields,
1577: \@stu_display_order).'
1578: </td>
1579: <td valign="top">'.&Apache::loncommon::select_form($when,'when',\%when_fields).
1580: '</td>
1581: <td valign="top">'.&Apache::loncommon::select_form($name_filter_type,
1582: 'name_filter_type',
1583: \%name_filter_type_fields).
1584: '<br />'.
1585: &Apache::lonhtmlcommon::textbox('name_filter_value',
1586: $env{'form.name_filter_value'},
1587: 15).
1588: '</td>
1589: <td valign="top">
1590: <table>
1591: <tr>
1592: <td rowspan="2">'.&mt('Deleted slots:').'</td>
1593: <td><label>'.$show_radio.&mt('Show').'</label></td>
1594: </tr>
1595: <tr>
1596: <td><label>'.$hide_radio.&mt('Hide').'</label></td>
1597: </tr>
1598: </table>
1599: </td>
1600: </tr>
1601: </table>');
1602: $r->print('</div>');
1603: $r->print('<p><input type="submit" name="start" value="'.&mt('Update Display').'" /></p>');
1604: my $linkstart='<a href="/adm/slotrequest?command=showslots&order=';
1605: my $tableheader = &Apache::loncommon::start_data_table().
1606: &Apache::loncommon::start_data_table_header_row().'
1607: <th></th>';
1608: foreach my $which (@show_order) {
1609: if ($which ne 'proctor' && exists($show{$which})) {
1610: $tableheader .= '<th>'.$linkstart.$which.'">'.$show_fields{$which}.'</a></th>';
1611: }
1612: }
1613: $tableheader .= &Apache::loncommon::end_data_table_header_row();
1614: my $shownheader = 0;
1615:
1616: my %name_cache;
1617: my $slotsort = sub {
1618: if ($env{'form.order'}=~/^(type|description|endtime|startreserve|endreserve|ip|symb|allowedsections|allowedusers|reservationmsg)$/) {
1619: if (lc($slots{$a}->{$env{'form.order'}})
1620: ne lc($slots{$b}->{$env{'form.order'}})) {
1621: return (lc($slots{$a}->{$env{'form.order'}})
1622: cmp lc($slots{$b}->{$env{'form.order'}}));
1623: }
1624: } elsif ($env{'form.order'} eq 'space') {
1625: if ($slots{$a}{'maxspace'} ne $slots{$b}{'maxspace'}) {
1626: return ($slots{$a}{'maxspace'} cmp $slots{$b}{'maxspace'});
1627: }
1628: } elsif ($env{'form.order'} eq 'name') {
1629: if (lc($a) cmp lc($b)) {
1630: return lc($a) cmp lc($b);
1631: }
1632: } elsif ($env{'form.order'} eq 'uniqueperiod') {
1633:
1634: if ($slots{$a}->{'uniqueperiod'}[0]
1635: ne $slots{$b}->{'uniqueperiod'}[0]) {
1636: return ($slots{$a}->{'uniqueperiod'}[0]
1637: cmp $slots{$b}->{'uniqueperiod'}[0]);
1638: }
1639: if ($slots{$a}->{'uniqueperiod'}[1]
1640: ne $slots{$b}->{'uniqueperiod'}[1]) {
1641: return ($slots{$a}->{'uniqueperiod'}[1]
1642: cmp $slots{$b}->{'uniqueperiod'}[1]);
1643: }
1644: }
1645: return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'};
1646: };
1647:
1648: my %consumed;
1649: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1650: %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum);
1651: my ($tmp)=%consumed;
1652: if ($tmp =~ /^error: /) { undef(%consumed); }
1653: }
1654:
1655: my %msgops = &slot_reservationmsg_options();
1656:
1657: foreach my $slot (sort $slotsort (keys(%slots))) {
1658: if (!&to_show($slot,$slots{$slot},$when,
1659: $env{'form.deleted'},$name_filter)) { next; }
1660: my $reservemsg;
1661: if (defined($slots{$slot}->{'type'})
1662: && $slots{$slot}->{'type'} eq 'schedulable_student') {
1663: $reservemsg = $msgops{$slots{$slot}->{'reservationmsg'}};
1664: }
1665: my $description=&get_description($slot,$slots{$slot});
1666: my ($id_count,$ids);
1667:
1668: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1669: my $re_str = "$slot\0";
1670: my @this_slot = grep(/^\Q$re_str\E/,keys(%consumed));
1671: $id_count = scalar(@this_slot);
1672: if (exists($show{'scheduled'})) {
1673: foreach my $entry (sort { $consumed{$a}{name} cmp
1674: $consumed{$b}{name} }
1675: (@this_slot)) {
1676: my (undef,$id)=split("\0",$entry);
1677: my ($uname,$udom) = split(':',$consumed{$entry}{'name'});
1678: $ids.= '<span class="LC_nobreak">';
1679: foreach my $item (@stu_display_order) {
1680: if ($stu_display{$item}) {
1681: if ($item eq 'fullname') {
1682: $ids.=$fullname->{"$uname:$udom"}.' ';
1683: } elsif ($item eq 'username') {
1684: $ids.="<tt>$uname:$udom</tt> ";
1685: }
1686: }
1687: }
1688: $ids.=&remove_link($slot,$entry,$uname,$udom,
1689: $consumed{$entry}{'symb'}).'</span><br />';
1690: }
1691: }
1692: }
1693:
1694: my $start=($slots{$slot}->{'starttime'}?
1695: &Apache::lonlocal::locallocaltime($slots{$slot}->{'starttime'}):'');
1696: my $end=($slots{$slot}->{'endtime'}?
1697: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endtime'}):'');
1698: my $start_reserve=($slots{$slot}->{'startreserve'}?
1699: &Apache::lonlocal::locallocaltime($slots{$slot}->{'startreserve'}):'');
1700: my $end_reserve=($slots{$slot}->{'endreserve'}?
1701: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endreserve'}):'');
1702:
1703: my $unique;
1704: if (ref($slots{$slot}{'uniqueperiod'})) {
1705: $unique=localtime($slots{$slot}{'uniqueperiod'}[0]).', '.
1706: localtime($slots{$slot}{'uniqueperiod'}[1]);
1707: }
1708:
1709: my @titles;
1710: if (exists($slots{$slot}{'symb'})) {
1711: my @symbs;
1712: if ($slots{$slot}{'symb'} =~ /,/) {
1713: @symbs = split(/\s*,\s*/,$slots{$slot}{'symb'});
1714: } else {
1715: @symbs = ($slots{$slot}{'symb'});
1716: }
1717: foreach my $reqsymb (@symbs) {
1718: my (undef,undef,$res) =
1719: &Apache::lonnet::decode_symb($reqsymb);
1720: $res = &Apache::lonnet::clutter($res);
1721: my $title = &Apache::lonnet::gettitle($reqsymb);
1722: push(@titles,'<a href="'.$res.'?symb='.$reqsymb.'">'.$title.'</a>');
1723: }
1724: }
1725:
1726: my $allowedsections;
1727: if (exists($show{'allowedsections'})) {
1728: $allowedsections =
1729: join(', ',sort(split(/\s*,\s*/,
1730: $slots{$slot}->{'allowedsections'})));
1731: }
1732:
1733: my @allowedusers;
1734: if (exists($show{'allowedusers'})) {
1735: @allowedusers= map {
1736: my ($uname,$udom)=split(/:/,$_);
1737: my $fullname=$name_cache{$_};
1738: if (!defined($fullname)) {
1739: $fullname = &Apache::loncommon::plainname($uname,$udom);
1740: $fullname =~s/\s/ /g;
1741: $name_cache{$_} = $fullname;
1742: }
1743: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1744: } (sort(split(/\s*,\s*/,$slots{$slot}->{'allowedusers'})));
1745: }
1746: my $allowedusers=join(', ',@allowedusers);
1747:
1748: my @proctors;
1749: my $rowspan=1;
1750: my $colspan=1;
1751: if (exists($show{'proctor'})) {
1752: $rowspan=2;
1753: @proctors= map {
1754: my ($uname,$udom)=split(/:/,$_);
1755: my $fullname=$name_cache{$_};
1756: if (!defined($fullname)) {
1757: $fullname = &Apache::loncommon::plainname($uname,$udom);
1758: $fullname =~s/\s/ /g;
1759: $name_cache{$_} = $fullname;
1760: }
1761: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1762: } (sort(split(/\s*,\s*/,$slots{$slot}->{'proctor'})));
1763: }
1764: my $proctors=join(', ',@proctors);
1765:
1766: my %lt = &Apache::lonlocal::texthash (
1767: edit => 'Edit',
1768: delete => 'Delete',
1769: slotlog => 'History',
1770: );
1771: my ($edit,$delete,$showlog,$remove_all);
1772: if ($mgr) {
1773: $edit=(<<"EDITLINK");
1774: <a href="/adm/helper/newslot.helper?name=$slot">$lt{'edit'}</a>
1775: EDITLINK
1776:
1777: $delete=(<<"DELETELINK");
1778: <a href="/adm/slotrequest?command=delete&slotname=$slot">$lt{'delete'}</a>
1779: DELETELINK
1780:
1781: $remove_all=&remove_link($slot,'remove all').'<br />';
1782:
1783: if ($ids eq '') {
1784: undef($remove_all);
1785: } else {
1786: undef($delete);
1787: }
1788: }
1789:
1790: $showlog=(<<"LOGLINK");
1791: <a href="/adm/slotrequest?command=slotlog&slotname=$slot">$lt{'slotlog'}</a>
1792: LOGLINK
1793:
1794: if ($slots{$slot}{'type'} ne 'schedulable_student') {
1795: undef($showlog);
1796: undef($remove_all);
1797: }
1798:
1799: unless ($shownheader) {
1800: $r->print($tableheader);
1801: $shownheader = 1;
1802: }
1803:
1804: my $row_start=&Apache::loncommon::start_data_table_row();
1805: my $row_end=&Apache::loncommon::end_data_table_row();
1806: $r->print($row_start.
1807: "\n<td rowspan=\"$rowspan\">$edit $delete $showlog</td>\n");
1808: if (exists($show{'name'})) {
1809: $colspan++;$r->print("<td>$slot</td>");
1810: }
1811: if (exists($show{'description'})) {
1812: $colspan++;$r->print("<td>$description</td>\n");
1813: }
1814: if (exists($show{'type'})) {
1815: $colspan++;$r->print("<td>$slots{$slot}->{'type'}</td>\n");
1816: }
1817: if (exists($show{'starttime'})) {
1818: $colspan++;$r->print("<td>$start</td>\n");
1819: }
1820: if (exists($show{'endtime'})) {
1821: $colspan++;$r->print("<td>$end</td>\n");
1822: }
1823: if (exists($show{'startreserve'})) {
1824: $colspan++;$r->print("<td>$start_reserve</td>\n");
1825: }
1826: if (exists($show{'endreserve'})) {
1827: $colspan++;$r->print("<td>$end_reserve</td>\n");
1828: }
1829: if (exists($show{'reservationmsg'})) {
1830: $colspan++;$r->print("<td>$reservemsg</td>\n");
1831: }
1832: if (exists($show{'secret'})) {
1833: $colspan++;$r->print("<td>$slots{$slot}{'secret'}</td>\n");
1834: }
1835: if (exists($show{'space'})) {
1836: my $display = $id_count;
1837: if ($slots{$slot}{'maxspace'}>0) {
1838: $display.='/'.$slots{$slot}{'maxspace'};
1839: if ($slots{$slot}{'maxspace'} <= $id_count) {
1840: $display = '<strong>'.$display.' (full) </strong>';
1841: }
1842: }
1843: $colspan++;$r->print("<td>$display</td>\n");
1844: }
1845: if (exists($show{'ip'})) {
1846: $colspan++;$r->print("<td>$slots{$slot}{'ip'}</td>\n");
1847: }
1848: if (exists($show{'iptied'})) {
1849: $colspan++;
1850: if ($slots{$slot}{'iptied'} eq 'yes') {
1851: $r->print('<td>'.&mt('Yes')."</td>\n");
1852: } elsif ($slots{$slot}{'iptied'} eq 'answer') {
1853: $r->print('<td>'.&mt('Yes, including post-answer date')."</td>\n");
1854: } else {
1855: $r->print('<td>'.&mt('No')."</td>\n");
1856: }
1857: }
1858: if (exists($show{'symb'})) {
1859: $colspan++;$r->print("<td>".join('<br />',@titles)."</td>\n");
1860: }
1861: if (exists($show{'allowedsections'})) {
1862: $colspan++;$r->print("<td>$allowedsections</td>\n");
1863: }
1864: if (exists($show{'allowedusers'})) {
1865: $colspan++;$r->print("<td>$allowedusers</td>\n");
1866: }
1867: if (exists($show{'uniqueperiod'})) {
1868: $colspan++;$r->print("<td>$unique</td>\n");
1869: }
1870: if (exists($show{'scheduled'})) {
1871: $colspan++;$r->print("<td>$remove_all $ids</td>\n");
1872: }
1873: $r->print("$row_end\n");
1874: if (exists($show{'proctor'})) {
1875: $r->print(<<STUFF);
1876: $row_start
1877: <td colspan="$colspan">$proctors</td>
1878: $row_end
1879: STUFF
1880: }
1881: }
1882: if ($shownheader) {
1883: $r->print(&Apache::loncommon::end_data_table());
1884: } else {
1885: $r->print('<p>'.&mt('No slots meet the criteria for display').'</p>');
1886: }
1887: $r->print('</form>');
1888: return;
1889: }
1890:
1891: sub manage_reservations {
1892: my ($r,$crstype,$slots,$consumed_uniqueperiods,$allavailable) = @_;
1893: my $navmap = Apache::lonnavmaps::navmap->new();
1894: $r->print('<p>'
1895: .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.')
1896: .'<br />'
1897: .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.')
1898: .'</p>'
1899: );
1900: if (!defined($navmap)) {
1901: $r->print('<div class="LC_error">');
1902: if ($crstype eq 'Community') {
1903: $r->print(&mt('Unable to retrieve information about community contents'));
1904: } else {
1905: $r->print(&mt('Unable to retrieve information about course contents'));
1906: }
1907: $r->print('</div>');
1908: &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
1909: return;
1910: }
1911: if (ref($consumed_uniqueperiods) eq 'HASH') {
1912: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
1913: $r->print('<span class="LC_error">'.
1914: &mt('An error occurred determining slot availability.').
1915: '</span>');
1916: return;
1917: }
1918: } elsif ($consumed_uniqueperiods =~ /^error: /) {
1919: $r->print('<span class="LC_error">'.
1920: &mt('An error occurred determining slot availability.').
1921: '</span>');
1922: return;
1923: }
1924: my (%parent,%shownparent,%container,%container_title,%contents);
1925: my ($depth,$count,$reservable,$lastcontainer,$rownum,$shown) = (0,0,0,0,0,0);
1926: my @backgrounds = ("LC_odd_row","LC_even_row");
1927: my $numcolors = scalar(@backgrounds);
1928: my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");
1929: my $slotheader = '<p>'.
1930: &mt('Your reservation status for any such assignments is listed below:').
1931: '</p>'.
1932: '<table class="LC_data_table LC_tableOfContent" id="LC_slot_reservations">'."\n";
1933: my $shownheader = 0;
1934: my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
1935: my (@ordered,%output,$mapitem,$got_map_slot,$currmapoutput,$mapnum);
1936: $mapnum = 0;
1937: $shown = 0;
1938: while (my $resource = $it->next()) {
1939: if ($resource == $it->BEGIN_MAP()) {
1940: $depth++;
1941: $parent{$depth} = $lastcontainer;
1942: }
1943: if ($resource == $it->END_MAP()) {
1944: $depth--;
1945: $lastcontainer = $parent{$depth};
1946: my %allstatuses;
1947: foreach my $symb (@ordered) {
1948: if (ref($output{$symb}) eq 'HASH') {
1949: if (($output{$symb}{'type'} eq 'map_map') || ($output{$symb}{'type'} eq 'map')) {
1950: if ($output{$symb}{'slotstatus'} ne '') {
1951: if (ref($allstatuses{$output{$symb}{'slotstatus'}}) eq 'ARRAY') {
1952: push(@{$allstatuses{$output{$symb}{'slotstatus'}}},$symb);
1953: } else {
1954: $allstatuses{$output{$symb}{'slotstatus'}} = [$symb];
1955: }
1956: }
1957: }
1958: }
1959: }
1960: if (keys(%allstatuses) == 1) {
1961: $got_map_slot = 1;
1962: my $repsymb;
1963: my @values = values(%allstatuses);
1964: if (ref($values[0]) eq 'ARRAY') {
1965: if (ref($output{$values[0][0]}) eq 'HASH') {
1966: $repsymb = $values[0][0];
1967: }
1968: }
1969: if (($mapitem) && ($repsymb)) {
1970: my $formnum = $mapnum.'_'.$output{$repsymb}{'reservable'};
1971: my $class = 'LC_slotmaptext_'.$mapnum;
1972: if ($output{$repsymb}{'hasaction'}) {
1973: $mapitem .= '<td valign="top"><span class="'.$class.'">'.
1974: $output{$repsymb}{'msg'}.
1975: '</span></td><td valign="top">'.
1976: &slot_chooser($repsymb,$class,$formnum,$allavailable,$slots,
1977: $consumed_uniqueperiods).
1978: '</td>';
1979:
1980: } else {
1981: $mapitem .= '<td colspan="2" valign="middle"><span class="'.$class.'">'.
1982: $output{$repsymb}{'msg'}.
1983: '</span></td>';
1984: }
1985: }
1986: my $counter = 0;
1987: foreach my $symb (@ordered) {
1988: if (ref($output{$symb}) eq 'HASH') {
1989: $counter ++;
1990: my $bgcolor = $backgrounds[($output{$symb}{'shown'} + $counter) % $numcolors];
1991: $currmapoutput .= $output{$symb}{'header'}.
1992: '<tr class="'.$bgcolor.' LC_slotresrow_'.$output{$symb}{'mapnum'}.'"'.
1993: ' style="display:none" id="LC_slotresrow_'.$output{$symb}{'rownum'}.'">'.
1994: $output{$symb}{'info'}.
1995: $output{$symb}{'data'}.'</tr>'."\n";
1996: }
1997: }
1998: } else {
1999: my $counter = 0;
2000: foreach my $symb (@ordered) {
2001: if (ref($output{$symb}) eq 'HASH') {
2002: $counter ++;
2003: my $bgcolor = $backgrounds[($output{$symb}{'shown'} + $counter) % $numcolors];
2004: $currmapoutput .= $output{$symb}{'header'}.
2005: '<tr class="'.$bgcolor.' LC_slotresrow_'.$output{$symb}{'mapnum'}.'"'.
2006: ' style="display:table-row" id="LC_slotresrow_'.$output{$symb}{'rownum'}.'">'.
2007: $output{$symb}{'info'}.
2008: $output{$symb}{'data'}.'</tr>'."\n";
2009: $shown ++;
2010: }
2011: }
2012: }
2013: if ($mapitem) {
2014: if ($got_map_slot) {
2015: $mapitem =~ s{(<img src=\"/adm/lonIcons/arrow\.)open(\.gif\")}{$1closed$2};
2016: $mapitem .= '</tr>'."\n";
2017: } else {
2018: $mapitem .= '<td colspan="2"> </td></tr>'."\n";
2019: }
2020: }
2021: $r->print($mapitem.$currmapoutput);
2022: @ordered=();
2023: undef(%output);
2024: $currmapoutput = '';
2025: $got_map_slot = '';
2026: $mapitem = '';
2027: }
2028: if (ref($resource)) {
2029: my $symb = $resource->symb();
2030: $contents{$lastcontainer} ++;
2031: next if (!$resource->is_gradable() && !$resource->is_sequence() &&
2032: !$resource->is_page());
2033: $count ++;
2034: if (($resource->is_sequence()) || ($resource->is_page())) {
2035: $lastcontainer = $count;
2036: $container{$lastcontainer} = $resource;
2037: $container_title{$lastcontainer} = $resource->compTitle();
2038: }
2039: if ($resource->is_gradable()) {
2040: my ($useslots) = $resource->slot_control();
2041: next if (($useslots eq '') || ($useslots =~ /^\s*no\s*$/i));
2042: push(@ordered,$symb);
2043: $output{$symb}{type} = $useslots;
2044: my ($msg,$get_choices,$slotdescription);
2045: my $title = $resource->compTitle();
2046: my $status = $resource->simpleStatus('0');
2047: my ($slot_status,$date,$slot_name) = $resource->check_for_slot('0');
2048:
2049: $output{$symb}{'slotstatus'} = $slot_status;
2050: $output{$symb}{'slotname'} = $slot_name;
2051: if ($slot_name ne '') {
2052: my %slot=&Apache::lonnet::get_slot($slot_name);
2053: $slotdescription=&get_description($slot_name,\%slot);
2054: }
2055: if ($slot_status == $resource->NOT_IN_A_SLOT) {
2056: $msg=&mt('No current reservation.');
2057: $get_choices = 1;
2058: } elsif ($slot_status == $resource->NEEDS_CHECKIN) {
2059: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2060: ' '.$slotdescription.'</span><br />'.
2061: &mt('Access requires proctor validation.');
2062: } elsif ($slot_status == $resource->WAITING_FOR_GRADE) {
2063: $msg=&mt('Submitted and currently in grading queue.');
2064: } elsif ($slot_status == $resource->CORRECT) {
2065: $msg=&mt('Problem is unavailable.');
2066: } elsif ($slot_status == $resource->RESERVED) {
2067: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2068: ' '.$slotdescription.'</span><br />'.
2069: &mt('Problem is currently available.');
2070: } elsif ($slot_status == $resource->RESERVED_LOCATION) {
2071: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2072: ' '.$slotdescription.'</span><br />'.
2073: &mt('Problem is available at a different location.');
2074: $get_choices = 1;
2075: } elsif ($slot_status == $resource->RESERVED_LATER) {
2076: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2077: ' '.$slotdescription.'</span><br />'.
2078: &mt('Problem will be available later.');
2079: $get_choices = 1;
2080: } elsif ($slot_status == $resource->RESERVABLE) {
2081: $msg=&mt('Reservation needed');
2082: $get_choices = 1;
2083: } elsif ($slot_status == $resource->RESERVABLE_LATER) {
2084: $msg=&mt('Reservation needed: will be reservable later.');
2085: } elsif ($slot_status == $resource->NOTRESERVABLE) {
2086: $msg=&mt('Reservation needed: none available.');
2087: } elsif ($slot_status == $resource->UNKNOWN) {
2088: $msg=&mt('Unable to determine status due to network problems.');
2089: } else {
2090: if ($status != $resource->OPEN) {
2091: $msg = &Apache::lonnavmaps::getDescription($resource,'0');
2092: }
2093: }
2094: $output{$symb}{'msg'} = $msg;
2095: $reservable ++;
2096: $output{$symb}{'reservable'} = $reservable;
2097: my $treelevel = $depth;
2098: my $higherup = $lastcontainer;
2099: if ($depth > 1) {
2100: my @maprows;
2101: while ($treelevel > 1) {
2102: if (ref($container{$higherup})) {
2103: my $res = $container{$higherup};
2104: last if (defined($shownparent{$higherup}));
2105: my $maptitle = $res->compTitle();
2106: my $type = 'sequence';
2107: if ($res->is_page()) {
2108: $type = 'page';
2109: }
2110: &show_map_row($treelevel,$location,$type,$maptitle,
2111: \@maprows);
2112: $shownparent{$higherup} = 1;
2113: }
2114: $treelevel --;
2115: $higherup = $parent{$treelevel};
2116: }
2117: for (my $i=0; $i<@maprows; $i++) {
2118: $mapnum ++;
2119: $rownum ++;
2120: $shown ++;
2121: my $bgcolor = $backgrounds[$shown % $numcolors];
2122: if (!$shownheader) {
2123: $mapitem .= $slotheader;
2124: $shownheader = 1;
2125: }
2126: if (ref($maprows[$i]) eq 'ARRAY') {
2127: if ($i < scalar(@maprows)-1) {
2128: $mapitem .= '<tr class="'.$bgcolor.'" id="LC_slotmaprow_'.$rownum.'">'.
2129: '<td>'.join('',@{$maprows[$i]}).'</td>'.
2130: '<td colspan="2"> </td></tr>'."\n";
2131: } else {
2132: $mapitem .=
2133: '<tr class="'.$bgcolor.'" id="LC_slotmaprow_'.$rownum.'">'.
2134: '<td>'.$maprows[$i][0].
2135: '<img src="/adm/lonIcons/arrow.open.gif" id="arrow'.$mapnum.'" '.
2136: 'alt="arrow" onmouseover="this.style.cursor=\'pointer\'" '.
2137: 'onclick="'."toggleSlotMap('$mapnum','$rownum');".'" />'.
2138: $maprows[$i][1].(' ' x6).'</td>'."\n";
2139: }
2140: }
2141: }
2142: $output{$symb}{'mapnum'} = $mapnum;
2143: }
2144: $rownum ++;
2145: $output{$symb}{'rownum'} = $rownum;
2146: $output{$symb}{'shown'} = $shown;
2147: if (!$shownheader) {
2148: $output{$symb}{'header'} = $slotheader;
2149: $shownheader = 1;
2150: }
2151: $output{$symb}{'info'} = '<td>';
2152: for (my $i=0; $i<$depth; $i++) {
2153: $output{$symb}{'info'} .= '<img src="'.$location.'" alt="" />';
2154: }
2155: $output{$symb}{'info'} .= '<a href="'.$resource->src().'?symb='.$symb.'">'.
2156: '<img class="LC_contentImage" src="/adm/lonIcons/';
2157: if ($resource->is_task()) {
2158: $output{$symb}{'info'} .= 'task.gif" alt="'.&mt('Task');
2159: } else {
2160: $output{$symb}{'info'} .= 'problem.gif" alt="'.&mt('Problem');
2161: }
2162: $output{$symb}{'info'} .= '" /><b>'.$title.'</b></a>'.(' ' x6).'</td>';
2163:
2164: my $hasaction;
2165: if ($status == $resource->OPEN) {
2166: if ($get_choices) {
2167: $hasaction = 1;
2168: $output{$symb}{'hasaction'} = $hasaction;
2169: }
2170: }
2171: my $class = 'LC_slottext_'.$mapnum;
2172: if ($hasaction) {
2173: $output{$symb}{'data'} = '<td valign="top"><span class="'.$class.'">'.$msg.'</span></td>'.
2174: '<td valign="top">'.
2175: &slot_chooser($symb,$class,$reservable,$allavailable,$slots,
2176: $consumed_uniqueperiods).'</td>';
2177: } else {
2178: $output{$symb}{'data'} = '<td colspan="2" valign="middle">'.
2179: '<span class="'.$class.'">'.$msg.'</span>'.
2180: '</td>';
2181: }
2182: }
2183: }
2184: }
2185: if ($shownheader) {
2186: $r->print('</table>');
2187: }
2188: if (!$reservable) {
2189: $r->print('<span class="LC_info">');
2190: if ($crstype eq 'Community') {
2191: $r->print(&mt('No community items currently require a reservation to gain access.'));
2192: } else {
2193: $r->print(&mt('No course items currently require a reservation to gain access.'));
2194: }
2195: $r->print('</span>');
2196: }
2197: $r->print('<p><a href="/adm/slotrequest?command=showresv">'.
2198: &mt('Reservation History').'</a></p>');
2199: }
2200:
2201: sub show_map_row {
2202: my ($depth,$location,$type,$title,$maprows) = @_;
2203: my $spacers;
2204: for (my $i=0; $i<$depth-2; $i++) {
2205: $spacers .= '<img src="'.$location.'" alt="" />';
2206: }
2207: my $icon;
2208: if ($type eq 'page') {
2209: $icon = '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" /> '."\n";
2210: } else {
2211: $icon = '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\n";
2212: }
2213: $icon .= $title;
2214: unshift (@{$maprows},[$spacers,$icon]);
2215: return;
2216: }
2217:
2218: sub slot_chooser {
2219: my ($symb,$class,$formnum,$allavailable,$slots,$consumed_uniqueperiods) = @_;
2220: my $output;
2221: my @got_slots=&check_for_reservation($symb,'allslots');
2222: if ($got_slots[0] =~ /^error: /) {
2223: $output = '<span class="'.$class.'"><span class="LC_error">'.
2224: &mt('An error occurred determining slot availability.').
2225: '</span></span>';
2226: } else {
2227: my $formname = 'manageres_'.$formnum;
2228: if (ref($allavailable) eq 'ARRAY') {
2229: my @available;
2230: if (ref($slots) eq 'HASH') {
2231: foreach my $slot (@{$allavailable}) {
2232: # not allowed for this resource
2233: if (ref($slots->{$slot}) eq 'HASH') {
2234: if ($slots->{$slot}->{'symb'} ne '') {
2235: my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
2236: my $exclude = 1;
2237: my @reqsymbs = split(/\s*,\s*/,$slots->{$slot}->{'symb'});
2238: if (@reqsymbs) {
2239: if (grep(/^\Q$symb\E$/,@reqsymbs)) {
2240: $exclude = 0;
2241: } else {
2242: foreach my $reqsymb (@reqsymbs) {
2243: my (undef,undef,$sloturl) = &Apache::lonnet::decode_symb($reqsymb);
2244: if ($sloturl=~/\.(page|sequence)$/) {
2245: if (($map ne '') && ($map eq $sloturl)) {
2246: $exclude = 0;
2247: last;
2248: }
2249: }
2250: }
2251: }
2252: next if ($exclude);
2253: }
2254: }
2255: }
2256: push(@available,$slot);
2257: }
2258: }
2259: $output .= &show_choices($symb,$formname,$formnum,$class,
2260: $slots,$consumed_uniqueperiods,
2261: \@available,\@got_slots);
2262: }
2263: }
2264: return $output;
2265: }
2266:
2267: sub show_reservations {
2268: my ($r,$uname,$udom) = @_;
2269: if (!defined($uname)) {
2270: $uname = $env{'user.name'};
2271: }
2272: if (!defined($udom)) {
2273: $udom = $env{'user.domain'};
2274: }
2275: my $formname = 'slotlog';
2276: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2277: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2278: my $crstype = &Apache::loncommon::course_type();
2279: my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname);
2280: if ($env{'form.origin'} eq 'aboutme') {
2281: $r->print('<div class="LC_fontsize_large">');
2282: my $name = &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'},
2283: 'firstname');
2284: if ($crstype eq 'Community') {
2285: $r->print(&mt('History of member-reservable slots for: [_1]',
2286: $name));
2287: } else {
2288: $r->print(&mt('History of student-reservable slots for: [_1]',
2289: $name));
2290:
2291: }
2292: $r->print('</div>');
2293: }
2294: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2295: # set defaults
2296: my $now = time();
2297: my $defstart = $now - (7*24*3600); #7 days ago
2298: my %defaults = (
2299: page => '1',
2300: show => '10',
2301: action => 'any',
2302: log_start_date => $defstart,
2303: log_end_date => $now,
2304: );
2305: my $more_records = 0;
2306:
2307: # set current
2308: my %curr;
2309: foreach my $item ('show','page','action') {
2310: $curr{$item} = $env{'form.'.$item};
2311: }
2312: my ($startdate,$enddate) =
2313: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2314: 'log_end_date');
2315: $curr{'log_start_date'} = $startdate;
2316: $curr{'log_end_date'} = $enddate;
2317: foreach my $key (keys(%defaults)) {
2318: if ($curr{$key} eq '') {
2319: $curr{$key} = $defaults{$key};
2320: }
2321: }
2322: my ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2323: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version));
2324: my $showntablehdr = 0;
2325: my $tablehdr = &Apache::loncommon::start_data_table().
2326: &Apache::loncommon::start_data_table_header_row().
2327: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Action').'</th>'.
2328: '<th>'.&mt('Description').'</th><th>'.&mt('Start time').'</th>'.
2329: '<th>'.&mt('End time').'</th><th>'.&mt('Resource').'</th>'.
2330: &Apache::loncommon::end_data_table_header_row();
2331: my ($minshown,$maxshown);
2332: $minshown = 1;
2333: my $count = 0;
2334: if ($curr{'show'} ne &mt('all')) {
2335: $maxshown = $curr{'page'} * $curr{'show'};
2336: if ($curr{'page'} > 1) {
2337: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2338: }
2339: }
2340: my (%titles,%maptitles);
2341: my %lt = &reservationlog_contexts($crstype);
2342: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2343: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2344: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2345: if ($curr{'show'} ne &mt('all')) {
2346: if ($count >= $curr{'page'} * $curr{'show'}) {
2347: $more_records = 1;
2348: last;
2349: }
2350: }
2351: if ($curr{'action'} ne 'any') {
2352: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2353: }
2354: $count ++;
2355: next if ($count < $minshown);
2356: if (!$showntablehdr) {
2357: $r->print($tablehdr);
2358: $showntablehdr = 1;
2359: }
2360: my $symb = $log{$id}{'logentry'}{'symb'};
2361: my $slot_name = $log{$id}{'logentry'}{'slot'};
2362: my %slot=&Apache::lonnet::get_slot($slot_name);
2363: my $description = $slot{'description'};
2364: my $start = ($slot{'starttime'}?
2365: &Apache::lonlocal::locallocaltime($slot{'starttime'}):'');
2366: my $end = ($slot{'endtime'}?
2367: &Apache::lonlocal::locallocaltime($slot{'endtime'}):'');
2368: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2369: my $chgaction = $log{$id}{'logentry'}{'action'};
2370: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2371: $chgaction = $lt{$chgaction};
2372: }
2373: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$chgaction.'</td><td>'.$description.'</td><td>'.$start.'</td><td>'.$end.'</td><td>'.$title.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2374: }
2375: if ($showntablehdr) {
2376: $r->print(&Apache::loncommon::end_data_table().'<br />');
2377: if (($curr{'page'} > 1) || ($more_records)) {
2378: $r->print('<p>');
2379: if ($curr{'page'} > 1) {
2380: $r->print('<input type="button" onclick="javascript:chgPage('."'previous'".');" value="'.
2381: &mt('Previous [_1] changes',$curr{'show'}).'" />');
2382: }
2383: if ($more_records) {
2384: $r->print('<input type="button" onclick="javascript:chgPage('."'next'".');" value="'.
2385: &mt('Next [_1] changes',$curr{'show'}).'" />');
2386: }
2387: $r->print('</p>');
2388: $r->print(<<"ENDSCRIPT");
2389: <script type="text/javascript">
2390: // <![CDATA[
2391: function chgPage(caller) {
2392: if (caller == 'previous') {
2393: document.$formname.page.value --;
2394: }
2395: if (caller == 'next') {
2396: document.$formname.page.value ++;
2397: }
2398: document.$formname.submit();
2399: return;
2400: }
2401: // ]]>
2402: </script>
2403: ENDSCRIPT
2404: }
2405: } else {
2406: $r->print('<span class="LC_info">'
2407: .&mt('There are no transactions to display.')
2408: .'</span>'
2409: );
2410: }
2411: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'."\n".
2412: '<input type="hidden" name="command" value="showresv" />'."\n");
2413: if ($env{'form.origin'} eq 'aboutme') {
2414: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n".
2415: '<input type="hidden" name="uname" value="'.$env{'form.uname'}.'" />'."\n".
2416: '<input type="hidden" name="udom" value="'.$env{'form.udom'}.'" />'."\n");
2417: }
2418: $r->print('</form>');
2419: return;
2420: }
2421:
2422: sub show_reservations_log {
2423: my ($r) = @_;
2424: my $badslot;
2425: my $crstype = &Apache::loncommon::course_type();
2426: if ($env{'form.slotname'} eq '') {
2427: $r->print('<div class="LC_warning">'.&mt('No slot name provided').'</div>');
2428: $badslot = 1;
2429: } else {
2430: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2431: if (keys(%slot) == 0) {
2432: $r->print('<div class="LC_warning">'.&mt('Invalid slot name: [_1]',$env{'form.slotname'}).'</div>');
2433: $badslot = 1;
2434: } elsif ($slot{type} ne 'schedulable_student') {
2435: my $description = &get_description($env{'form.slotname'},\%slot);
2436: $r->print('<div class="LC_warning">');
2437: if ($crstype eq 'Community') {
2438: $r->print(&mt('Reservation history unavailable for non-member-reservable slot: [_1].',$description));
2439: } else {
2440: $r->print(&mt('Reservation history unavailable for non-student-reservable slot: [_1].',$description));
2441: }
2442: $r->print('</div>');
2443: $badslot = 1;
2444: }
2445: }
2446: if ($badslot) {
2447: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
2448: &mt('Return to slot list').'</a></p>');
2449: return;
2450: }
2451: my $formname = 'reservationslog';
2452: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2453: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2454: my %slotlog=&Apache::lonnet::dump('nohist_slotreservationslog',$cdom,$cnum);
2455: if ((keys(%slotlog))[0]=~/^error\:/) { undef(%slotlog); }
2456:
2457: my (%log,@allsymbs);
2458: if (keys(%slotlog)) {
2459: foreach my $key (keys(%slotlog)) {
2460: if (ref($slotlog{$key}) eq 'HASH') {
2461: if (ref($slotlog{$key}{'logentry'}) eq 'HASH') {
2462: if ($slotlog{$key}{'logentry'}{'slot'} eq $env{'form.slotname'}) {
2463: $log{$key} = $slotlog{$key};
2464: if ($slotlog{$key}{'logentry'}{'symb'} ne '') {
2465: push(@allsymbs,$slotlog{$key}{'logentry'}{'symb'});
2466: }
2467: }
2468: }
2469: }
2470: }
2471: }
2472:
2473: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2474: my %saveable_parameters = ('show' => 'scalar',);
2475: &Apache::loncommon::store_course_settings('reservationslog',
2476: \%saveable_parameters);
2477: &Apache::loncommon::restore_course_settings('reservationslog',
2478: \%saveable_parameters);
2479: # set defaults
2480: my $now = time();
2481: my $defstart = $now - (7*24*3600); #7 days ago
2482: my %defaults = (
2483: page => '1',
2484: show => '10',
2485: chgcontext => 'any',
2486: action => 'any',
2487: symb => 'any',
2488: log_start_date => $defstart,
2489: log_end_date => $now,
2490: );
2491: my $more_records = 0;
2492:
2493: # set current
2494: my %curr;
2495: foreach my $item ('show','page','chgcontext','action','symb') {
2496: $curr{$item} = $env{'form.'.$item};
2497: }
2498: my ($startdate,$enddate) =
2499: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2500: 'log_end_date');
2501: $curr{'log_start_date'} = $startdate;
2502: $curr{'log_end_date'} = $enddate;
2503: foreach my $key (keys(%defaults)) {
2504: if ($curr{$key} eq '') {
2505: $curr{$key} = $defaults{$key};
2506: }
2507: }
2508: my (%whodunit,%changed,$version);
2509: ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2510:
2511: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2512: my $description = $slot{'description'};
2513: $r->print('<span class="LC_fontsize_large">');
2514: if ($crstype eq 'Community') {
2515: $r->print(&mt('Reservation changes for member-reservable slot: [_1]',$description));
2516: } else {
2517: $r->print(&mt('Reservation changes for student-reservable slot: [_1]',$description));
2518: }
2519: $r->print('</span><br />');
2520: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version,\@allsymbs));
2521: my $showntablehdr = 0;
2522: my $tablehdr = &Apache::loncommon::start_data_table().
2523: &Apache::loncommon::start_data_table_header_row().
2524: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Who made the change').
2525: '</th><th>'.&mt('Affected User').'</th><th>'.&mt('Action').'</th>'.
2526: '<th>'.&mt('Resource').'</th><th>'.&mt('Context').'</th>'.
2527: &Apache::loncommon::end_data_table_header_row();
2528: my ($minshown,$maxshown);
2529: $minshown = 1;
2530: my $count = 0;
2531: if ($curr{'show'} ne &mt('all')) {
2532: $maxshown = $curr{'page'} * $curr{'show'};
2533: if ($curr{'page'} > 1) {
2534: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2535: }
2536: }
2537: my %lt = &reservationlog_contexts($crstype);
2538: my (%titles,%maptitles);
2539: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2540: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2541: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2542: if ($curr{'show'} ne &mt('all')) {
2543: if ($count >= $curr{'page'} * $curr{'show'}) {
2544: $more_records = 1;
2545: last;
2546: }
2547: }
2548: if ($curr{'chgcontext'} ne 'any') {
2549: if ($curr{'chgcontext'} eq 'user') {
2550: next if (($log{$id}{'logentry'}{'context'} ne 'user') &&
2551: ($log{$id}{'logentry'}{'context'} ne 'usermanage'));
2552: } else {
2553: next if ($log{$id}{'logentry'}{'context'} ne $curr{'chgcontext'});
2554: }
2555: }
2556: if ($curr{'action'} ne 'any') {
2557: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2558: }
2559: if ($curr{'symb'} ne 'any') {
2560: next if ($log{$id}{'logentry'}{'symb'} ne $curr{'symb'});
2561: }
2562: $count ++;
2563: next if ($count < $minshown);
2564: if (!$showntablehdr) {
2565: $r->print($tablehdr);
2566: $showntablehdr = 1;
2567: }
2568: if ($whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} eq '') {
2569: $whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} =
2570: &Apache::loncommon::plainname($log{$id}{'exe_uname'},$log{$id}{'exe_udom'});
2571: }
2572: if ($changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} eq '') {
2573: $changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} =
2574: &Apache::loncommon::plainname($log{$id}{'uname'},$log{$id}{'udom'});
2575: }
2576: my $symb = $log{$id}{'logentry'}{'symb'};
2577: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2578: my $chgcontext = $log{$id}{'logentry'}{'context'};
2579: if ($chgcontext ne '' && $lt{$chgcontext} ne '') {
2580: $chgcontext = $lt{$chgcontext};
2581: }
2582: my $chgaction = $log{$id}{'logentry'}{'action'};
2583: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2584: $chgaction = $lt{$chgaction};
2585: }
2586: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$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>'.$chgcontext.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2587: }
2588: if ($showntablehdr) {
2589: $r->print(&Apache::loncommon::end_data_table().'<br />');
2590: if (($curr{'page'} > 1) || ($more_records)) {
2591: $r->print('<p>');
2592: if ($curr{'page'} > 1) {
2593: $r->print('<input type="button" onclick="javascript:chgPage('."'previous'".');" value="'.
2594: &mt('Previous [_1] changes',$curr{'show'}).'" />');
2595: }
2596: if ($more_records) {
2597: $r->print('<input type="button" onclick="javascript:chgPage('."'next'".');" value="'.
2598: &mt('Next [_1] changes',$curr{'show'}).'" />');
2599: }
2600: $r->print('</p>');
2601: $r->print(<<"ENDSCRIPT");
2602: <script type="text/javascript">
2603: function chgPage(caller) {
2604: if (caller == 'previous') {
2605: document.$formname.page.value --;
2606: }
2607: if (caller == 'next') {
2608: document.$formname.page.value ++;
2609: }
2610: document.$formname.submit();
2611: return;
2612: }
2613: </script>
2614: ENDSCRIPT
2615: }
2616: } else {
2617: $r->print(&mt('There are no records to display.'));
2618: }
2619: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'.
2620: '<input type="hidden" name="slotname" value="'.$env{'form.slotname'}.'" />'.
2621: '<input type="hidden" name="command" value="slotlog" /></form>'.
2622: '<p><a href="/adm/slotrequest?command=showslots">'.
2623: &mt('Return to slot list').'</a></p>');
2624: return;
2625: }
2626:
2627: sub get_resource_title {
2628: my ($symb,$titles,$maptitles) = @_;
2629: my $title;
2630: if ((ref($titles) eq 'HASH') && (ref($maptitles) eq 'HASH')) {
2631: if (defined($titles->{$symb})) {
2632: $title = $titles->{$symb};
2633: } else {
2634: $title = &Apache::lonnet::gettitle($symb);
2635: my $maptitle;
2636: my ($mapurl) = &Apache::lonnet::decode_symb($symb);
2637: if (defined($maptitles->{$mapurl})) {
2638: $maptitle = $maptitles->{$mapurl};
2639: } else {
2640: if ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'}) {
2641: $maptitle=&mt('Main Content');
2642: } else {
2643: $maptitle=&Apache::lonnet::gettitle($mapurl);
2644: }
2645: $maptitles->{$mapurl} = $maptitle;
2646: }
2647: if ($maptitle ne '') {
2648: $title .= ' '.&mt('(in [_1])',$maptitle);
2649: }
2650: $titles->{$symb} = $title;
2651: }
2652: } else {
2653: $title = $symb;
2654: }
2655: return $title;
2656: }
2657:
2658: sub reservationlog_contexts {
2659: my ($crstype) = @_;
2660: my %lt = &Apache::lonlocal::texthash (
2661: any => 'Any',
2662: user => 'By student',
2663: manage => 'Via Slot Manager',
2664: parameter => 'Via Parameter Manager',
2665: reserve => 'Made reservation',
2666: release => 'Dropped reservation',
2667: usermanage => 'By student',
2668: );
2669: if ($crstype eq 'Community') {
2670: $lt{'user'} = &mt('By member');
2671: $lt{'usermanage'} = $lt{'user'};
2672: }
2673: return %lt;
2674: }
2675:
2676: sub display_filter {
2677: my ($formname,$cdom,$cnum,$curr,$version,$allsymbs) = @_;
2678: my $nolink = 1;
2679: my (%titles,%maptitles);
2680: my $output = '<br /><table><tr><td valign="top">'.
2681: '<span class="LC_nobreak"><b>'.&mt('Changes/page:').'</b><br />'.
2682: &Apache::lonmeta::selectbox('show',$curr->{'show'},undef,
2683: (&mt('all'),5,10,20,50,100,1000,10000)).
2684: '</td><td> </td>';
2685: my $startform =
2686: &Apache::lonhtmlcommon::date_setter($formname,'log_start_date',
2687: $curr->{'log_start_date'},undef,
2688: undef,undef,undef,undef,undef,undef,$nolink);
2689: my $endform =
2690: &Apache::lonhtmlcommon::date_setter($formname,'log_end_date',
2691: $curr->{'log_end_date'},undef,
2692: undef,undef,undef,undef,undef,undef,$nolink);
2693: my $crstype = &Apache::loncommon::course_type();
2694: my %lt = &reservationlog_contexts($crstype);
2695: $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:').
2696: '</b><br /><table><tr><td>'.&mt('After:').
2697: '</td><td>'.$startform.'</td></tr><tr><td>'.&mt('Before:').'</td><td>'.
2698: $endform.'</td></tr></table></td><td> </td>';
2699: if (ref($allsymbs) eq 'ARRAY') {
2700: $output .= '<td valign="top"><b>'.&mt('Resource').'</b><br />'.
2701: '<select name="resource"><option value="any"';
2702: if ($curr->{'resource'} eq 'any') {
2703: $output .= ' selected="selected"';
2704: }
2705: $output .= '>'.&mt('Any').'</option>'."\n";
2706: foreach my $symb (@{$allsymbs}) {
2707: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2708: my $selstr = '';
2709: if ($curr->{'resource'} eq $symb) {
2710: $selstr = ' selected="selected"';
2711: }
2712: $output .= ' <option value="'.$symb.'"'.$selstr.'>'.$title.'</option>';
2713: }
2714: $output .= '</select></td><td> </td><td valign="top"><b>'.
2715: &mt('Context:').'</b><br /><select name="chgcontext">';
2716: foreach my $chgtype ('any','user','manage','parameter') {
2717: my $selstr = '';
2718: if ($curr->{'chgcontext'} eq $chgtype) {
2719: $output .= $selstr = ' selected="selected"';
2720: }
2721: $output .= '<option value="'.$chgtype.'"'.$selstr.'>'.$lt{$chgtype}.'</option>'."\n";
2722: }
2723: $output .= '</select></td>';
2724: } else {
2725: $output .= '<td valign="top"><b>'.&mt('Action').'</b><br />'.
2726: '<select name="action"><option value="any"';
2727: if ($curr->{'action'} eq 'any') {
2728: $output .= ' selected="selected"';
2729: }
2730: $output .= '>'.&mt('Any').'</option>'."\n";
2731: foreach my $actiontype ('reserve','release') {
2732: my $selstr = '';
2733: if ($curr->{'action'} eq $actiontype) {
2734: $output .= $selstr = ' selected="selected"';
2735: }
2736: $output .= '<option value="'.$actiontype.'"'.$selstr.'>'.$lt{$actiontype}.'</option>'."\n";
2737: }
2738: $output .= '</select></td>';
2739: }
2740: $output .= '<td> </td></tr></table>'.
2741: '<p><input type="submit" value="'.
2742: &mt('Update Display').'" /></p>'.
2743: '<p class="LC_info">'.
2744: &mt('Only changes made from servers running LON-CAPA [_1] or later are displayed.'
2745: ,'2.9.0');
2746: if ($version) {
2747: $output .= ' '.&mt('This LON-CAPA server is version [_1]',$version);
2748: }
2749: $output .= '</p><hr /><br />';
2750: return $output;
2751: }
2752:
2753: sub slot_change_messaging {
2754: my ($setting,$subject,$msg,$action) = @_;
2755: my $user = $env{'user.name'};
2756: my $domain = $env{'user.domain'};
2757: my ($message_status,$comment_status);
2758: if ($setting eq 'only_student'
2759: || $setting eq 'student_and_user_notes_screen') {
2760: $message_status =
2761: &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg);
2762: $message_status = '<li>'.&mt('Sent to you: [_1]',
2763: $message_status).' </li>';
2764: }
2765: if ($setting eq 'student_and_user_notes_screen') {
2766: $comment_status =
2767: &Apache::lonmsg::store_instructor_comment($subject.'<br />'.
2768: $msg,$user,$domain);
2769: $comment_status = '<li>'.&mt('Entry added to course record (viewable by instructor): [_1]',
2770: $comment_status).'</li>';
2771: }
2772: if ($message_status || $comment_status) {
2773: my $msgtitle;
2774: if ($action eq 'reserve') {
2775: $msgtitle = &mt('Status of messages about saved reservation');
2776: } elsif ($action eq 'release') {
2777: $msgtitle = &mt('Status of messages about dropped reservation');
2778: } elsif ($action eq 'nochange') {
2779: $msgtitle = &mt('Status of messages about unchanged existing reservation');
2780: }
2781: return '<span class="LC_info">'.$msgtitle.'</span>'
2782: .'<ul>'
2783: .$message_status
2784: .$comment_status
2785: .'</ul><hr />';
2786: }
2787: }
2788:
2789: sub upload_start {
2790: my ($r)=@_;
2791: $r->print(
2792: &Apache::grades::checkforfile_js()
2793: .'<h2>'.&mt('Upload a file containing the slot definitions').'</h2>'
2794: .'<form method="post" enctype="multipart/form-data"'
2795: .' action="/adm/slotrequest" name="slotupload">'
2796: .'<input type="hidden" name="command" value="csvuploadmap" />'
2797: .&Apache::lonhtmlcommon::start_pick_box()
2798: .&Apache::lonhtmlcommon::row_title(&mt('File'))
2799: .&Apache::loncommon::upfile_select_html()
2800: .&Apache::lonhtmlcommon::row_closure()
2801: .&Apache::lonhtmlcommon::row_title(
2802: '<label for="noFirstLine">'
2803: .&mt('Ignore First Line')
2804: .'</label>')
2805: .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />'
2806: .&Apache::lonhtmlcommon::row_closure(1)
2807: .&Apache::lonhtmlcommon::end_pick_box()
2808: .'<p>'
2809: .'<input type="button" onclick="javascript:checkUpload(this.form);"'
2810: .' value="'.&mt('Next').'" />'
2811: .'</p>'
2812: .'</form>'
2813: );
2814: }
2815:
2816: sub csvuploadmap_header {
2817: my ($r,$datatoken,$distotal)= @_;
2818: my $javascript;
2819: if ($env{'form.upfile_associate'} eq 'reverse') {
2820: $javascript=&csvupload_javascript_reverse_associate();
2821: } else {
2822: $javascript=&csvupload_javascript_forward_associate();
2823: }
2824:
2825: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
2826: my $ignore=&mt('Ignore First Line');
2827: my $buttontext = &mt('Reverse Association');
2828:
2829: $r->print(
2830: '<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload">'
2831: .'<h2>'.&mt('Identify fields in uploaded list').'</h2>'
2832: .'<div class="LC_columnSection">'
2833: .&Apache::loncommon::help_open_topic(
2834: 'Slot About',&mt('Help on slots'))
2835: .' '.&Apache::loncommon::help_open_topic(
2836: 'Slot SelectingField',&mt('Help on selecting Fields'))
2837: ."</div>\n"
2838: .'<p class="LC_info">'
2839: .&mt('Total number of records found in file: [_1]','<b>'.$distotal.'</b>')
2840: ."</p>\n"
2841: );
2842: if ($distotal == 0) {
2843: $r->print('<p class="LC_warning">'.&mt('None found').'</p>');
2844: }
2845: $r->print(
2846: '<p>'
2847: .&mt('Enter as many fields as you can.').'<br />'
2848: .&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 />')
2849: .'</p>'
2850: );
2851: $r->print(
2852: '<div class="LC_left_float">'
2853: .'<fieldset><legend>'.&mt('Functions').'</legend>'
2854: .'<label><input type="checkbox" name="noFirstLine"'.$checked.' />'.$ignore.'</label>'
2855: .' <input type="button" value="'.$buttontext
2856: .'" onclick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />'
2857: .'</fieldset></div><br clear="all" />'
2858: );
2859:
2860: $r->print(<<ENDPICK);
2861: <input type="hidden" name="associate" value="" />
2862: <input type="hidden" name="datatoken" value="$datatoken" />
2863: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
2864: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
2865: <input type="hidden" name="upfile_associate"
2866: value="$env{'form.upfile_associate'}" />
2867: <input type="hidden" name="command" value="csvuploadassign" />
2868: <script type="text/javascript" language="Javascript">
2869: // <![CDATA[
2870: $javascript
2871: // ]]>
2872: </script>
2873: ENDPICK
2874: return '';
2875:
2876: }
2877:
2878: sub csvuploadmap_footer {
2879: my ($request,$i,$keyfields) =@_;
2880: my $buttontext = &mt('Create Slots');
2881: $request->print(<<ENDPICK);
2882: <input type="hidden" name="nfields" value="$i" />
2883: <input type="hidden" name="keyfields" value="$keyfields" />
2884: <input type="button" onclick="javascript:verify(this.form)" value="$buttontext" /><br />
2885: </form>
2886: ENDPICK
2887: }
2888:
2889: sub csvupload_javascript_reverse_associate {
2890: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2891: return(<<ENDPICK);
2892: function verify(vf) {
2893: var foundstart=0;
2894: var foundend=0;
2895: var foundname=0;
2896: var foundtype=0;
2897: for (i=0;i<=vf.nfields.value;i++) {
2898: tw=eval('vf.f'+i+'.selectedIndex');
2899: if (i==0 && tw!=0) { foundname=1; }
2900: if (i==1 && tw!=0) { foundtype=1; }
2901: if (i==2 && tw!=0) { foundstat=1; }
2902: if (i==3 && tw!=0) { foundend=1; }
2903: }
2904: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2905: alert('$error1');
2906: return;
2907: }
2908: vf.submit();
2909: }
2910: function flip(vf,tf) {
2911: }
2912: ENDPICK
2913: }
2914:
2915: sub csvupload_javascript_forward_associate {
2916: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2917: return(<<ENDPICK);
2918: function verify(vf) {
2919: var foundstart=0;
2920: var foundend=0;
2921: var foundname=0;
2922: var foundtype=0;
2923: for (i=0;i<=vf.nfields.value;i++) {
2924: tw=eval('vf.f'+i+'.selectedIndex');
2925: if (tw==1) { foundname=1; }
2926: if (tw==2) { foundtype=1; }
2927: if (tw==3) { foundstat=1; }
2928: if (tw==4) { foundend=1; }
2929: }
2930: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2931: alert('$error1');
2932: return;
2933: }
2934: vf.submit();
2935: }
2936: function flip(vf,tf) {
2937: }
2938: ENDPICK
2939: }
2940:
2941: sub csv_upload_map {
2942: my ($r)= @_;
2943:
2944: my $datatoken;
2945: if (!$env{'form.datatoken'}) {
2946: $datatoken=&Apache::loncommon::upfile_store($r);
2947: } else {
2948: $datatoken=&Apache::loncommon::valid_datatoken($env{'form.datatoken'});
2949: if ($datatoken ne '') {
2950: &Apache::loncommon::load_tmp_file($r,$datatoken);
2951: }
2952: }
2953: my @records=&Apache::loncommon::upfile_record_sep();
2954: if ($env{'form.noFirstLine'}) { shift(@records); }
2955: &csvuploadmap_header($r,$datatoken,$#records+1);
2956: my ($i,$keyfields);
2957: if (@records) {
2958: my @fields=&csvupload_fields();
2959:
2960: if ($env{'form.upfile_associate'} eq 'reverse') {
2961: &Apache::loncommon::csv_print_samples($r,\@records);
2962: $i=&Apache::loncommon::csv_print_select_table($r,\@records,
2963: \@fields);
2964: foreach (@fields) { $keyfields.=$_->[0].','; }
2965: chop($keyfields);
2966: } else {
2967: unshift(@fields,['none','']);
2968: $i=&Apache::loncommon::csv_samples_select_table($r,\@records,
2969: \@fields);
2970: my %sone=&Apache::loncommon::record_sep($records[0]);
2971: $keyfields=join(',',sort(keys(%sone)));
2972: }
2973: }
2974: &csvuploadmap_footer($r,$i,$keyfields);
2975:
2976: return '';
2977: }
2978:
2979: sub csvupload_fields {
2980: return (['name','Slot name'],
2981: ['type','Type of slot'],
2982: ['starttime','Start Time of slot'],
2983: ['endtime','End Time of slot'],
2984: ['startreserve','Reservation Start Time'],
2985: ['endreserve','Reservation End Time'],
2986: ['reservationmsg','Message when reservation changed'],
2987: ['ip','IP or DNS restriction'],
2988: ['iptied','Unique IP each student'],
2989: ['proctor','List of proctor ids'],
2990: ['description','Slot Description'],
2991: ['maxspace','Maximum number of reservations'],
2992: ['symb','Resource(s)/Map(s) Restriction'],
2993: ['uniqueperiod','Date range of slot exclusion'],
2994: ['secret','Secret word proctor uses to validate'],
2995: ['allowedsections','Sections slot is restricted to'],
2996: ['allowedusers','Users slot is restricted to'],
2997: );
2998: }
2999:
3000: sub csv_upload_assign {
3001: my ($r,$mgr)= @_;
3002: my $datatoken = &Apache::loncommon::valid_datatoken($env{'form.datatoken'});
3003: if ($datatoken ne '') {
3004: &Apache::loncommon::load_tmp_file($r,$datatoken);
3005: }
3006: my @slotdata = &Apache::loncommon::upfile_record_sep();
3007: if ($env{'form.noFirstLine'}) { shift(@slotdata); }
3008: my %fields=&Apache::grades::get_fields();
3009: $r->print('<h3>'.&mt('Creating Slots').'</h3>');
3010: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
3011: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
3012: my $countdone=0;
3013: my @errors;
3014: foreach my $slot (@slotdata) {
3015: my %slot;
3016: my %entries=&Apache::loncommon::record_sep($slot);
3017: my $domain;
3018: my $name=$entries{$fields{'name'}};
3019: if ($name=~/^\s*$/) {
3020: push(@errors,"Did not create slot with no name");
3021: next;
3022: }
3023: if ($name=~/\s/) {
3024: push(@errors,"$name not created -- Name must not contain spaces");
3025: next;
3026: }
3027: if ($name=~/\W/) {
3028: push(@errors,"$name not created -- Name must contain only letters, numbers and _");
3029: next;
3030: }
3031: if ($entries{$fields{'type'}}) {
3032: $slot{'type'}=$entries{$fields{'type'}};
3033: } else {
3034: $slot{'type'}='preassigned';
3035: }
3036: if ($slot{'type'} ne 'preassigned' &&
3037: $slot{'type'} ne 'schedulable_student') {
3038: push(@errors,"$name not created -- invalid type ($slot{'type'}) must be either preassigned or schedulable_student");
3039: next;
3040: }
3041: if ($entries{$fields{'starttime'}}) {
3042: $slot{'starttime'}=&UnixDate($entries{$fields{'starttime'}},"%s");
3043: }
3044: if ($entries{$fields{'endtime'}}) {
3045: $slot{'endtime'}=&UnixDate($entries{$fields{'endtime'}},"%s");
3046: }
3047:
3048: # start/endtime must be defined and greater than zero
3049: if (!$slot{'starttime'}) {
3050: push(@errors,"$name not created -- Invalid start time");
3051: next;
3052: }
3053: if (!$slot{'endtime'}) {
3054: push(@errors,"$name not created -- Invalid end time");
3055: next;
3056: }
3057: if ($slot{'starttime'} > $slot{'endtime'}) {
3058: push(@errors,"$name not created -- Slot starts after it ends");
3059: next;
3060: }
3061:
3062: if ($entries{$fields{'startreserve'}}) {
3063: my $date = &UnixDate($entries{$fields{'startreserve'}},"%s");
3064: if ($date eq '') {
3065: push(@errors,"$name -- No reservation start time set for slot -- value provided had invalid format");
3066: } else {
3067: $slot{'startreserve'} = $date;
3068: }
3069: }
3070: if (defined($slot{'startreserve'})
3071: && $slot{'startreserve'} > $slot{'starttime'}) {
3072: push(@errors,"$name not created -- Slot's reservation start time is after the slot's start time.");
3073: next;
3074: }
3075:
3076: if ($entries{$fields{'endreserve'}}) {
3077: my $date = &UnixDate($entries{$fields{'endreserve'}},"%s");
3078: if ($date eq '') {
3079: push(@errors,"$name -- No reservation end time set for slot -- value provided had invalid format");
3080: } else {
3081: $slot{'endreserve'} = $date;
3082: }
3083: }
3084: if (defined($slot{'endreserve'})
3085: && $slot{'endreserve'} > $slot{'starttime'}) {
3086: push(@errors,"$name not created -- Slot's reservation end time is after the slot's start time.");
3087: next;
3088: }
3089:
3090: if ($slot{'type'} eq 'schedulable_student') {
3091: if ($entries{$fields{'reservationmsg'}}) {
3092: if (($entries{$fields{'reservationmsg'}} eq 'only_student') ||
3093: ($entries{$fields{'reservationmsg'}} eq 'student_and_user_notes_screen')) {
3094: $slot{'reservationmsg'}=$entries{$fields{'reservationmsg'}};
3095: } else {
3096: unless (($entries{$fields{'reservationmsg'}} eq 'none') ||
3097: ($entries{$fields{'reservationmsg'}} eq '')) {
3098: push(@errors,"$name -- Slot's reservationmsg setting ignored - not one of: 'only_student', 'student_and_user_notes_screen', 'none' or ''");
3099: }
3100: }
3101: }
3102: }
3103:
3104: foreach my $key ('ip','proctor','description','maxspace',
3105: 'secret','symb') {
3106: if ($entries{$fields{$key}}) {
3107: $slot{$key}=$entries{$fields{$key}};
3108: }
3109: }
3110: if ($entries{$fields{'iptied'}} =~ /^\s*(yes|1)\s*$/i) {
3111: $slot{'iptied'}='yes';
3112: } elsif ($entries{$fields{'iptied'}} =~ /^\s*answer\s*$/i) {
3113: $slot{'iptied'}='answer';
3114: }
3115: if ($entries{$fields{'allowedusers'}}) {
3116: $entries{$fields{'allowedusers'}} =~ s/^\s+//;
3117: $entries{$fields{'allowedusers'}} =~ s/\s+$//;
3118: my @allowedusers;
3119: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedusers'}})) {
3120: my ($possuname,$possudom) = split(/:/,$poss);
3121: if (($possuname =~ /^$match_username$/) && ($possudom =~ /^$match_domain$/)) {
3122: unless (grep(/^\Q$poss\E$/,@allowedusers)) {
3123: push(@allowedusers,$poss);
3124: }
3125: }
3126: }
3127: if (@allowedusers > 0) {
3128: $slot{'allowedusers'} = join(',',@allowedusers);
3129: }
3130: }
3131: if ($entries{$fields{'allowedsections'}}) {
3132: $entries{$fields{'allowedsections'}} =~ s/^\s+//;
3133: $entries{$fields{'allowedsections'}} =~ s/\s+$//;
3134: my @allowedsections;
3135: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedsections'}})) {
3136: if (($poss !~ /\W/) && ($poss ne 'none')) {
3137: unless (grep(/^\Q$poss\E$/,@allowedsections)) {
3138: push(@allowedsections,$poss);
3139: }
3140: }
3141: }
3142: if (@allowedsections > 0) {
3143: $slot{'allowedsections'} = join(',',@allowedsections);
3144: }
3145: }
3146: if ($entries{$fields{'uniqueperiod'}}) {
3147: my ($start,$end)= map { &UnixDate($_,"%s"); } split(',',$entries{$fields{'uniqueperiod'}});
3148: if (($start ne '') && ($end ne '')) {
3149: $slot{'uniqueperiod'}=[$start,$end];
3150: } else {
3151: push(@errors,"$name -- Slot's unique period ignored -- one or both of the comma separated values for start and end had an invalid format");
3152: }
3153: }
3154: if (ref($slot{'uniqueperiod'}) eq 'ARRAY'
3155: && $slot{'uniqueperiod'}[0] > $slot{'uniqueperiod'}[1]) {
3156: push(@errors,"$name not created -- Slot's unique period start time is later than the unique period's end time.");
3157: next;
3158: }
3159:
3160: &Apache::lonnet::cput('slots',{$name=>\%slot},$cdom,$cname);
3161: $r->print('.');
3162: $r->rflush();
3163: $countdone++;
3164: }
3165: if ($countdone) {
3166: &Apache::lonnet::devalidate_slots_cache($cname,$cdom);
3167: }
3168: $r->print('<p>'.&mt('Created [quant,_1,slot]',$countdone)."\n".'</p>');
3169: foreach my $error (@errors) {
3170: $r->print('<p><span class="LC_warning">'.$error.'</span></p>'."\n");
3171: }
3172: &show_table($r,$mgr);
3173: return '';
3174: }
3175:
3176: sub slot_command_titles {
3177: my %titles = (
3178: slotlog => 'Reservation Logs',
3179: showslots => 'Manage Slots',
3180: showresv => 'Reservation History',
3181: manageresv => 'Manage Reservations',
3182: uploadstart => 'Upload Slots File',
3183: csvuploadmap => 'Upload Slots File',
3184: csvuploadassign => 'Upload Slots File',
3185: delete => 'Slot Deletion',
3186: release => 'Reservation Result',
3187: remove_reservation => 'Remove Registration',
3188: get_reservation => 'Request Reservation',
3189: );
3190: return %titles;
3191: }
3192:
3193: sub slot_reservationmsg_options {
3194: my %options = &Apache::lonlocal::texthash (
3195: only_student => 'Sent to student',
3196: student_and_user_notes_screen => 'Sent to student and added to user notes',
3197: none => 'None sent and no record in user notes',
3198: );
3199: return %options;
3200: }
3201:
3202: sub handler {
3203: my $r=shift;
3204:
3205: &Apache::loncommon::content_type($r,'text/html');
3206: &Apache::loncommon::no_cache($r);
3207: if ($r->header_only()) {
3208: $r->send_http_header();
3209: return OK;
3210: }
3211:
3212: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
3213:
3214: my %crumb_titles = &slot_command_titles();
3215: my $brcrum;
3216:
3217: my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
3218: my $mgr=&Apache::lonnet::allowed('mgr',$env{'request.course.id'});
3219: my (%slots,$consumed_uniqueperiods);
3220: if ($env{'form.command'} eq 'showslots') {
3221: if (($vgr ne 'F') && ($mgr ne 'F')) {
3222: $env{'form.command'} = 'manageresv';
3223: }
3224: } elsif ($env{'form.command'} eq 'manageresv') {
3225: if (($vgr eq 'F') || ($mgr eq 'F')) {
3226: $env{'form.command'} = 'showslots';
3227: }
3228: }
3229: my $title='Requesting Another Worktime';
3230: if ($env{'form.command'} eq 'showresv') {
3231: $title = 'Reservation History';
3232: if ($env{'form.origin'} eq 'aboutme') {
3233: $brcrum =[{href=>"/adm/$env{'form.udom'}/$env{'form.uname'}/aboutme",text=>'Personal Information Page'}];
3234: } else {
3235: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>'Manage Reservations'}];
3236: }
3237: if (ref($brcrum) eq 'ARRAY') {
3238: push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title});
3239: }
3240: } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3241: if ($env{'form.command'} eq 'manageresv') {
3242: $title = 'Manage Reservations';
3243: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}];
3244: }
3245: my ($cnum,$cdom)=&get_course();
3246: %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);
3247: $consumed_uniqueperiods = &get_consumed_uniqueperiods(\%slots);
3248: } elsif ($vgr eq 'F') {
3249: if ($env{'form.command'} =~ /^(slotlog|showslots|uploadstart|csvuploadmap|csvuploadassign|delete|release|remove_registration)$/) {
3250: $brcrum =[{href=>"/adm/slotrequest?command=showslots",
3251: text=>$crumb_titles{'showslots'}}];
3252: $title = 'Managing Slots';
3253: unless ($env{'form.command'} eq 'showslots') {
3254: if (ref($brcrum) eq 'ARRAY') {
3255: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3256: }
3257: }
3258: }
3259: } elsif ($env{'form.command'} eq 'release') {
3260: if ($env{'form.context'} eq 'usermanage') {
3261: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",
3262: text=>$crumb_titles{'showslots'}}];
3263: $title = 'Manage Reservations';
3264: if (ref($brcrum) eq 'ARRAY') {
3265: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3266: }
3267: }
3268: } else {
3269: $brcrum =[];
3270: }
3271: my ($symb,$js,$available,$allavailable,$got_slots);
3272: $available = [];
3273: if ($env{'form.requestattempt'}) {
3274: $symb=&unescape($env{'form.symb'});
3275: @{$got_slots}=&check_for_reservation($symb,'allslots');
3276: }
3277: if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3278: $js = &reservation_js(\%slots,$consumed_uniqueperiods,$available,$got_slots,$symb);
3279: }
3280: &start_page($r,$title,$brcrum,$js);
3281:
3282: if ($env{'form.command'} eq 'manageresv') {
3283: $allavailable = $available;
3284: undef($available);
3285: undef($got_slots);
3286: my $crstype = &Apache::loncommon::course_type();
3287: &manage_reservations($r,$crstype,\%slots,$consumed_uniqueperiods,$allavailable);
3288: } elsif ($env{'form.command'} eq 'showresv') {
3289: &show_reservations($r,$env{'form.uname'},$env{'form.udom'});
3290: } elsif ($env{'form.command'} eq 'showslots' && $vgr eq 'F') {
3291: &show_table($r,$mgr);
3292: } elsif ($env{'form.command'} eq 'remove_registration' && $mgr eq 'F') {
3293: &remove_registration($r);
3294: } elsif ($env{'form.command'} eq 'release' && $mgr eq 'F') {
3295: if ($env{'form.entry'} eq 'remove all') {
3296: &release_all_slot($r,$mgr);
3297: } else {
3298: &release_slot($r,undef,undef,undef,$mgr);
3299: }
3300: } elsif ($env{'form.command'} eq 'delete' && $mgr eq 'F') {
3301: &delete_slot($r);
3302: } elsif ($env{'form.command'} eq 'uploadstart' && $mgr eq 'F') {
3303: &upload_start($r);
3304: } elsif ($env{'form.command'} eq 'csvuploadmap' && $mgr eq 'F') {
3305: &csv_upload_map($r);
3306: } elsif ($env{'form.command'} eq 'csvuploadassign' && $mgr eq 'F') {
3307: if ($env{'form.associate'} ne 'Reverse Association') {
3308: &csv_upload_assign($r,$mgr);
3309: } else {
3310: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
3311: $env{'form.upfile_associate'} = 'reverse';
3312: } else {
3313: $env{'form.upfile_associate'} = 'forward';
3314: }
3315: &csv_upload_map($r);
3316: }
3317: } elsif (($env{'form.command'} eq 'slotlog') && ($vgr eq 'F')) {
3318: &show_reservations_log($r);
3319: } else {
3320: my $symb=&unescape($env{'form.symb'});
3321: if (!defined($symb)) {
3322: &fail($r,'not_valid');
3323: return OK;
3324: }
3325: my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb);
3326: my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
3327: if ($useslots ne 'resource'
3328: && $useslots ne 'map'
3329: && $useslots ne 'map_map') {
3330: &fail($r,'not_available');
3331: return OK;
3332: }
3333: $env{'request.symb'}=$symb;
3334: my $type = ($res =~ /\.task$/) ? 'Task'
3335: : 'problem';
3336: my ($status) = &Apache::lonhomework::check_slot_access('0',$type);
3337: if ($status eq 'CAN_ANSWER' ||
3338: $status eq 'NEEDS_CHECKIN' ||
3339: $status eq 'WAITING_FOR_GRADE' ||
3340: $status eq 'NEED_DIFFERENT_IP') {
3341: &fail($r,'not_allowed');
3342: return OK;
3343: }
3344: if ($env{'form.requestattempt'}) {
3345: $r->print('<div class="LC_left_float">');
3346: $r->print(&show_choices($symb,undef,undef,undef,\%slots,$consumed_uniqueperiods,$available,$got_slots));
3347: $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
3348: } elsif ($env{'form.command'} eq 'release') {
3349: &release_slot($r,$symb);
3350: } elsif ($env{'form.command'} eq 'get') {
3351: &get_slot($r,$symb);
3352: } elsif ($env{'form.command'} eq 'change') {
3353: if ($env{'form.nochange'}) {
3354: my $slot_name = $env{'form.releaseslot'};
3355: my @slots = &check_for_reservation($symb,'allslots');
3356: my $msg;
3357: if (($slot_name ne '') && (grep(/^\Q$slot_name\E/,@slots))) {
3358: my %slot=&Apache::lonnet::get_slot($env{'form.releaseslot'});
3359: my $description=&get_description($slot_name,\%slot);
3360: $msg = '<span style="font-weight: bold;">'.
3361: &mt('Unchanged reservation: [_1]',$description).'</span><br /><br />';
3362: my $person =
3363: &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
3364: my $subject = &mt('Reservation unchanged: [_1]',$description);
3365: my $msgbody = &mt('No change to existing registration by [_1] for [_2].',$person,$description);
3366: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'nochange');
3367: } else {
3368: $msg = '<span class="LC_warning">'.&mt('Reservation no longer reported as available.').'</span>';
3369: }
3370: $r->print($msg);
3371: &return_link($r);
3372: } elsif (&get_slot($r,$symb,$env{'form.releaseslot'},1)) {
3373: &release_slot($r,$symb,$env{'form.releaseslot'});
3374: }
3375: } else {
3376: $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>');
3377: }
3378: }
3379: &end_page($r);
3380: return OK;
3381: }
3382:
3383: 1;
3384: __END__
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