1: # The LearningOnline Network with CAPA
2: # Handler for requesting to have slots added to a students record
3: #
4: # $Id: slotrequest.pm,v 1.137 2018/01/31 15:28:47 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_problem() || $_[0]->is_tool() },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_problem() || $_[0]->is_tool() },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 ($cnum,$cdom)=&get_course();
1894: my $navmap = Apache::lonnavmaps::navmap->new();
1895: $r->print('<p>'
1896: .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.')
1897: .'<br />'
1898: .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.')
1899: .'</p>'
1900: );
1901: if (!defined($navmap)) {
1902: $r->print('<div class="LC_error">');
1903: if ($crstype eq 'Community') {
1904: $r->print(&mt('Unable to retrieve information about community contents'));
1905: } else {
1906: $r->print(&mt('Unable to retrieve information about course contents'));
1907: }
1908: $r->print('</div>');
1909: &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
1910: return;
1911: }
1912: if (ref($consumed_uniqueperiods) eq 'HASH') {
1913: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
1914: $r->print('<span class="LC_error">'.
1915: &mt('An error occurred determining slot availability.').
1916: '</span>');
1917: return;
1918: }
1919: } elsif ($consumed_uniqueperiods =~ /^error: /) {
1920: $r->print('<span class="LC_error">'.
1921: &mt('An error occurred determining slot availability.').
1922: '</span>');
1923: return;
1924: }
1925: my (%output,%slotinfo,%statusbymap,%repsymbs,%shownmaps);
1926: my @possibles = $navmap->retrieveResources(undef,
1927: sub { $_[0]->is_problem() || $_[0]->is_tool() },1,0);
1928:
1929: foreach my $resource (@possibles) {
1930: my ($useslots) = $resource->slot_control();
1931: next if (($useslots eq '') || ($useslots =~ /^\s*no\s*$/i));
1932: my $symb = $resource->symb();
1933: my ($slot_status,$date,$slot_name) = $resource->check_for_slot('0');
1934: my ($msg,$get_choices,$slotdescription);
1935: my $status = $resource->simpleStatus('0');
1936: my ($msg,$get_choices,$slotdescription);
1937: if ($slot_name ne '') {
1938: my %slot=&Apache::lonnet::get_slot($slot_name);
1939: $slotdescription=&get_description($slot_name,\%slot);
1940: }
1941: if ($slot_status == $resource->NOT_IN_A_SLOT) {
1942: $msg=&mt('No current reservation.');
1943: $get_choices = 1;
1944: } elsif ($slot_status == $resource->NEEDS_CHECKIN) {
1945: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1946: ' '.$slotdescription.'</span><br />'.
1947: &mt('Access requires proctor validation.');
1948: } elsif ($slot_status == $resource->WAITING_FOR_GRADE) {
1949: $msg=&mt('Submitted and currently in grading queue.');
1950: } elsif ($slot_status == $resource->CORRECT) {
1951: $msg=&mt('Problem is unavailable.');
1952: } elsif ($slot_status == $resource->RESERVED) {
1953: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1954: ' '.$slotdescription.'</span><br />'.
1955: &mt('Problem is currently available.');
1956: } elsif ($slot_status == $resource->RESERVED_LOCATION) {
1957: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1958: ' '.$slotdescription.'</span><br />'.
1959: &mt('Problem is available at a different location.');
1960: $get_choices = 1;
1961: } elsif ($slot_status == $resource->RESERVED_LATER) {
1962: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
1963: ' '.$slotdescription.'</span><br />'.
1964: &mt('Problem will be available later.');
1965: $get_choices = 1;
1966: } elsif ($slot_status == $resource->RESERVABLE) {
1967: $msg=&mt('Reservation needed');
1968: $get_choices = 1;
1969: } elsif ($slot_status == $resource->RESERVABLE_LATER) {
1970: $msg=&mt('Reservation needed: will be reservable later.');
1971: } elsif ($slot_status == $resource->NOTRESERVABLE) {
1972: $msg=&mt('Reservation needed: none available.');
1973: } elsif ($slot_status == $resource->UNKNOWN) {
1974: $msg=&mt('Unable to determine status due to network problems.');
1975: } else {
1976: if ($status != $resource->OPEN) {
1977: $msg = &Apache::lonnavmaps::getDescription($resource,'0');
1978: }
1979: }
1980: $output{$symb}{'msg'} = $msg;
1981: if (($status == $resource->OPEN) && ($get_choices)) {
1982: $output{$symb}{'hasaction'} = 1;
1983: }
1984: my ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($symb);
1985: $mapurl = &Apache::lonnet::clutter($mapurl);
1986: unless ($mapurl =~ /default\.sequence$/) {
1987: $shownmaps{$mapurl} = 1;
1988: my $map = $navmap->getResourceByUrl($mapurl);
1989: if (ref($map)) {
1990: my @pcs = split(/,/,$map->map_hierarchy());
1991: shift(@pcs);
1992: shift(@pcs);
1993: if (@pcs) {
1994: map { $shownmaps{$navmap->getByMapPc($_)->src()} = 1; } reverse(@pcs);
1995: }
1996: }
1997: }
1998: if (($useslots eq 'map_map') || ($useslots eq 'map')) {
1999: if ($slot_status ne '') {
2000: if (ref($statusbymap{$mapurl}{$slot_status}) eq 'ARRAY') {
2001: push(@{$statusbymap{$mapurl}{$slot_status}},$symb);
2002: } else {
2003: $statusbymap{$mapurl}{$slot_status} = [$symb];
2004: }
2005: }
2006: }
2007: }
2008:
2009: foreach my $mapurl (keys(%statusbymap)) {
2010: if (ref($statusbymap{$mapurl}) eq 'HASH') {
2011: if (keys(%{$statusbymap{$mapurl}}) == 1) {
2012: my @values = values(%{$statusbymap{$mapurl}});
2013: my $repsymb = $values[0][0];
2014: if (ref($output{$repsymb}) eq 'HASH') {
2015: $output{$mapurl}{'msg'} = $output{$repsymb}{'msg'};
2016: $output{$mapurl}{'hasaction'} = $output{$repsymb}{'hasaction'};
2017: }
2018: $repsymbs{$mapurl} = $repsymb;
2019: }
2020: }
2021: }
2022:
2023: my (%parent,%container,%container_title);
2024: my ($depth,$count,$reservable,$currcontainer,$rownum,$mapnum,$shown) = (0,0,0,0,0,0,0);
2025: my @backgrounds = ("LC_even_row","LC_odd_row");
2026: my $numcolors = scalar(@backgrounds);
2027: my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");
2028: my $slotheader = '<p>'.
2029: &mt('Your reservation status for any such assignments is listed below:').
2030: '</p>'.
2031: '<table class="LC_data_table LC_tableOfContent" id="LC_slot_reservations">'."\n";
2032: my $shownheader = 0;
2033: my $currmap;
2034: my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
2035: while (my $resource = $it->next()) {
2036: if ($resource == $it->BEGIN_MAP()) {
2037: $depth++;
2038: $parent{$depth} = $currcontainer;
2039: if (ref($container{$currcontainer})) {
2040: my $currmapres = $container{$currcontainer};
2041: my $currmaptitle = $container_title{$currcontainer};
2042: $currmap = $currmapres->src();
2043: my $currmaptype = 'sequence';
2044: if ($currmapres->is_page()) {
2045: $currmaptype = 'page';
2046: }
2047: if ($shownmaps{$currmap}) {
2048: $mapnum ++;
2049: $rownum ++;
2050: $shown ++;
2051: if (!$shownheader) {
2052: $r->print($slotheader);
2053: $shownheader = 1;
2054: }
2055: my $bgcolor = $backgrounds[$shown % $numcolors];
2056: my ($spacers,$icon);
2057: my $row = '<tr class="'.$bgcolor.'" id="LC_slotmaprow_'.$rownum.'">';
2058: if (ref($statusbymap{$currmap}) eq 'HASH') {
2059: my ($spacers,$icon) = &show_map_row($depth-1,$location,$currmaptype,$currmaptitle);
2060: my $arrowstate = 'open';
2061: if (keys(%{$statusbymap{$currmap}}) == 1) {
2062: $arrowstate = 'closed';
2063: }
2064: $row .= '<td>'.$spacers.'<img src="/adm/lonIcons/arrow.'.$arrowstate.'.gif" '.
2065: 'id="arrow'.$mapnum.'" '.'alt="arrow" onmouseover="this.style.cursor=\'pointer\'" '.
2066: 'onclick="'."toggleSlotMap('$mapnum','$rownum');".'" />'.
2067: $icon.(' ' x6).'</td>'."\n";
2068: if (ref($output{$currmap}) eq 'HASH') {
2069: my $formnum = $mapnum.'_'.$reservable+1;
2070: my $class = 'LC_slotmaptext_'.$mapnum;
2071: if ($output{$currmap}{'hasaction'}) {
2072: $row .= '<td valign="top"><span class="'.$class.'">'.
2073: $output{$currmap}{'msg'}.
2074: '</span></td><td valign="top">'.
2075: &slot_chooser($repsymbs{$currmap},$class,$formnum,
2076: $allavailable,$slots,$consumed_uniqueperiods).
2077: '</td>';
2078: } else {
2079: $row .= '<td colspan="2" valign="middle"><span class="'.$class.'">'.
2080: $output{$currmap}{'msg'}.
2081: '</span></td>';
2082: }
2083: $row .= '</tr>'."\n";
2084: } else {
2085: $row .= '<td colspan="2"> </td></tr>'."\n";
2086: }
2087: } else {
2088: my ($spacers,$icon) = &show_map_row($depth,$location,$currmaptype,$currmaptitle);
2089: $row .= '<td>'.$spacers.$icon.(' ' x6).'</td><td colspan="2"> </td></tr>'."\n";
2090: }
2091: $r->print($row);
2092: }
2093: }
2094: } elsif ($resource == $it->END_MAP()) {
2095: $depth--;
2096: $currcontainer = $parent{$depth};
2097: } elsif (ref($resource)) {
2098: my $symb = $resource->symb();
2099: next if (!$resource->is_problem() && !$resource->is_tool() &&
2100: !$resource->is_sequence() && !$resource->is_page());
2101: $count ++;
2102: if (($resource->is_sequence()) || ($resource->is_page())) {
2103: $currcontainer = $count;
2104: $container{$currcontainer} = $resource;
2105: $container_title{$currcontainer} = $resource->compTitle();
2106: }
2107: if (($resource->is_problem() || $resource->is_tool)) {
2108: next unless (exists($output{$symb}));
2109: $reservable ++;
2110: $rownum ++;
2111: if (!$shownheader) {
2112: $r->print($slotheader);
2113: $shownheader = 1;
2114: }
2115: my $style;
2116: if (exists($output{$currmap})) {
2117: $style = 'none';
2118: } else {
2119: $style = 'table-row';
2120: $shown ++;
2121: }
2122: my $title = $resource->compTitle();
2123: my $bgcolor = $backgrounds[$shown % $numcolors];
2124: $r->print('<tr class="'.$bgcolor.' LC_slotresrow_'.$mapnum.'"'.
2125: ' style="display:'.$style.'" id="LC_slotresrow_'.$rownum.'">'.
2126: '<td>');
2127: for (my $i=0; $i<$depth; $i++) {
2128: $r->print('<img src="'.$location.'" alt="" />');
2129: }
2130: $r->print('<a href="'.$resource->src().'?symb='.$symb.'">'.
2131: '<img class="LC_contentImage" src="/adm/lonIcons/');
2132: if ($resource->is_task()) {
2133: $r->print('task.gif" alt="'.&mt('Task'));
2134: } elsif ($resource->is_tool()) {
2135: $r->print('unknown.gif" alt="'.&mt('External Tool'));
2136: } else {
2137: $r->print('problem.gif" alt="'.&mt('Problem'));
2138: }
2139: $r->print('" /><b>'.$title.'</b></a>'.(' ' x6).'</td>');
2140: my $class = 'LC_slottext_'.$mapnum;
2141: if ($output{$symb}{'hasaction'}) {
2142: $r->print('<td valign="top"><span class="'.$class.'">'.$output{$symb}{'msg'}.'</span></td>'.
2143: '<td valign="top">'.
2144: &slot_chooser($symb,$class,$reservable,$allavailable,$slots,
2145: $consumed_uniqueperiods).'</td>');
2146: } else {
2147: $r->print('<td colspan="2" valign="middle">'.
2148: '<span class="'.$class.'">'.$output{$symb}{'msg'}.'</span>'.
2149: '</td>');
2150: }
2151: $r->print('</tr>'."\n");
2152: }
2153: }
2154: }
2155: if ($shownheader) {
2156: $r->print('</table>');
2157: }
2158: if (!$reservable) {
2159: $r->print('<span class="LC_info">');
2160: if ($crstype eq 'Community') {
2161: $r->print(&mt('No community items currently require a reservation to gain access.'));
2162: } else {
2163: $r->print(&mt('No course items currently require a reservation to gain access.'));
2164: }
2165: $r->print('</span>');
2166: }
2167: $r->print('<p><a href="/adm/slotrequest?command=showresv">'.
2168: &mt('Reservation History').'</a></p>');
2169: }
2170:
2171: sub show_map_row {
2172: my ($depth,$location,$type,$title) = @_;
2173: my $spacers;
2174: for (my $i=0; $i<$depth-1; $i++) {
2175: $spacers .= '<img src="'.$location.'" alt="" />';
2176: }
2177: my $icon;
2178: if ($type eq 'page') {
2179: $icon = '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" /> '."\n";
2180: } else {
2181: $icon = '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\n";
2182: }
2183: $icon .= $title;
2184: return ($spacers,$icon);
2185: }
2186:
2187: sub slot_chooser {
2188: my ($symb,$class,$formnum,$allavailable,$slots,$consumed_uniqueperiods) = @_;
2189: my $output;
2190: my @got_slots=&check_for_reservation($symb,'allslots');
2191: if ($got_slots[0] =~ /^error: /) {
2192: $output = '<span class="'.$class.'"><span class="LC_error">'.
2193: &mt('An error occurred determining slot availability.').
2194: '</span></span>';
2195: } else {
2196: my $formname = 'manageres_'.$formnum;
2197: if (ref($allavailable) eq 'ARRAY') {
2198: my @available;
2199: if (ref($slots) eq 'HASH') {
2200: foreach my $slot (@{$allavailable}) {
2201: # not allowed for this resource
2202: if (ref($slots->{$slot}) eq 'HASH') {
2203: if ($slots->{$slot}->{'symb'} ne '') {
2204: my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
2205: my $exclude = 1;
2206: my @reqsymbs = split(/\s*,\s*/,$slots->{$slot}->{'symb'});
2207: if (@reqsymbs) {
2208: if (grep(/^\Q$symb\E$/,@reqsymbs)) {
2209: $exclude = 0;
2210: } else {
2211: foreach my $reqsymb (@reqsymbs) {
2212: my (undef,undef,$sloturl) = &Apache::lonnet::decode_symb($reqsymb);
2213: if ($sloturl=~/\.(page|sequence)$/) {
2214: if (($map ne '') && ($map eq $sloturl)) {
2215: $exclude = 0;
2216: last;
2217: }
2218: }
2219: }
2220: }
2221: next if ($exclude);
2222: }
2223: }
2224: }
2225: push(@available,$slot);
2226: }
2227: }
2228: $output .= &show_choices($symb,$formname,$formnum,$class,
2229: $slots,$consumed_uniqueperiods,
2230: \@available,\@got_slots);
2231: }
2232: }
2233: return $output;
2234: }
2235:
2236: sub show_reservations {
2237: my ($r,$uname,$udom) = @_;
2238: if (!defined($uname)) {
2239: $uname = $env{'user.name'};
2240: }
2241: if (!defined($udom)) {
2242: $udom = $env{'user.domain'};
2243: }
2244: my $formname = 'slotlog';
2245: my ($cnum,$cdom)=&get_course();
2246: my $crstype = &Apache::loncommon::course_type();
2247: my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname);
2248: if ($env{'form.origin'} eq 'aboutme') {
2249: $r->print('<div class="LC_fontsize_large">');
2250: my $name = &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'},
2251: 'firstname');
2252: if ($crstype eq 'Community') {
2253: $r->print(&mt('History of member-reservable slots for: [_1]',
2254: $name));
2255: } else {
2256: $r->print(&mt('History of student-reservable slots for: [_1]',
2257: $name));
2258:
2259: }
2260: $r->print('</div>');
2261: }
2262: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2263: # set defaults
2264: my $now = time();
2265: my $defstart = $now - (7*24*3600); #7 days ago
2266: my %defaults = (
2267: page => '1',
2268: show => '10',
2269: action => 'any',
2270: log_start_date => $defstart,
2271: log_end_date => $now,
2272: );
2273: my $more_records = 0;
2274:
2275: # set current
2276: my %curr;
2277: foreach my $item ('show','page','action') {
2278: $curr{$item} = $env{'form.'.$item};
2279: }
2280: my ($startdate,$enddate) =
2281: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2282: 'log_end_date');
2283: $curr{'log_start_date'} = $startdate;
2284: $curr{'log_end_date'} = $enddate;
2285: foreach my $key (keys(%defaults)) {
2286: if ($curr{$key} eq '') {
2287: $curr{$key} = $defaults{$key};
2288: }
2289: }
2290: my ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2291: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version));
2292: my $showntablehdr = 0;
2293: my $tablehdr = &Apache::loncommon::start_data_table().
2294: &Apache::loncommon::start_data_table_header_row().
2295: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Action').'</th>'.
2296: '<th>'.&mt('Description').'</th><th>'.&mt('Start time').'</th>'.
2297: '<th>'.&mt('End time').'</th><th>'.&mt('Resource').'</th>'.
2298: &Apache::loncommon::end_data_table_header_row();
2299: my ($minshown,$maxshown);
2300: $minshown = 1;
2301: my $count = 0;
2302: if ($curr{'show'} ne &mt('all')) {
2303: $maxshown = $curr{'page'} * $curr{'show'};
2304: if ($curr{'page'} > 1) {
2305: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2306: }
2307: }
2308: my (%titles,%maptitles);
2309: my %lt = &reservationlog_contexts($crstype);
2310: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2311: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2312: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2313: if ($curr{'show'} ne &mt('all')) {
2314: if ($count >= $curr{'page'} * $curr{'show'}) {
2315: $more_records = 1;
2316: last;
2317: }
2318: }
2319: if ($curr{'action'} ne 'any') {
2320: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2321: }
2322: $count ++;
2323: next if ($count < $minshown);
2324: if (!$showntablehdr) {
2325: $r->print($tablehdr);
2326: $showntablehdr = 1;
2327: }
2328: my $symb = $log{$id}{'logentry'}{'symb'};
2329: my $slot_name = $log{$id}{'logentry'}{'slot'};
2330: my %slot=&Apache::lonnet::get_slot($slot_name);
2331: my $description = $slot{'description'};
2332: my $start = ($slot{'starttime'}?
2333: &Apache::lonlocal::locallocaltime($slot{'starttime'}):'');
2334: my $end = ($slot{'endtime'}?
2335: &Apache::lonlocal::locallocaltime($slot{'endtime'}):'');
2336: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2337: my $chgaction = $log{$id}{'logentry'}{'action'};
2338: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2339: $chgaction = $lt{$chgaction};
2340: }
2341: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$chgaction.'</td><td>'.$description.'</td><td>'.$start.'</td><td>'.$end.'</td><td>'.$title.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2342: }
2343: if ($showntablehdr) {
2344: $r->print(&Apache::loncommon::end_data_table().'<br />');
2345: if (($curr{'page'} > 1) || ($more_records)) {
2346: $r->print('<p>');
2347: if ($curr{'page'} > 1) {
2348: $r->print('<input type="button" onclick="javascript:chgPage('."'previous'".');" value="'.
2349: &mt('Previous [_1] changes',$curr{'show'}).'" />');
2350: }
2351: if ($more_records) {
2352: $r->print('<input type="button" onclick="javascript:chgPage('."'next'".');" value="'.
2353: &mt('Next [_1] changes',$curr{'show'}).'" />');
2354: }
2355: $r->print('</p>');
2356: $r->print(<<"ENDSCRIPT");
2357: <script type="text/javascript">
2358: // <![CDATA[
2359: function chgPage(caller) {
2360: if (caller == 'previous') {
2361: document.$formname.page.value --;
2362: }
2363: if (caller == 'next') {
2364: document.$formname.page.value ++;
2365: }
2366: document.$formname.submit();
2367: return;
2368: }
2369: // ]]>
2370: </script>
2371: ENDSCRIPT
2372: }
2373: } else {
2374: $r->print('<span class="LC_info">'
2375: .&mt('There are no transactions to display.')
2376: .'</span>'
2377: );
2378: }
2379: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'."\n".
2380: '<input type="hidden" name="command" value="showresv" />'."\n");
2381: if ($env{'form.origin'} eq 'aboutme') {
2382: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n".
2383: '<input type="hidden" name="uname" value="'.$env{'form.uname'}.'" />'."\n".
2384: '<input type="hidden" name="udom" value="'.$env{'form.udom'}.'" />'."\n");
2385: }
2386: $r->print('</form>');
2387: return;
2388: }
2389:
2390: sub show_reservations_log {
2391: my ($r) = @_;
2392: my $badslot;
2393: my $crstype = &Apache::loncommon::course_type();
2394: if ($env{'form.slotname'} eq '') {
2395: $r->print('<div class="LC_warning">'.&mt('No slot name provided').'</div>');
2396: $badslot = 1;
2397: } else {
2398: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2399: if (keys(%slot) == 0) {
2400: $r->print('<div class="LC_warning">'.&mt('Invalid slot name: [_1]',$env{'form.slotname'}).'</div>');
2401: $badslot = 1;
2402: } elsif ($slot{type} ne 'schedulable_student') {
2403: my $description = &get_description($env{'form.slotname'},\%slot);
2404: $r->print('<div class="LC_warning">');
2405: if ($crstype eq 'Community') {
2406: $r->print(&mt('Reservation history unavailable for non-member-reservable slot: [_1].',$description));
2407: } else {
2408: $r->print(&mt('Reservation history unavailable for non-student-reservable slot: [_1].',$description));
2409: }
2410: $r->print('</div>');
2411: $badslot = 1;
2412: }
2413: }
2414: if ($badslot) {
2415: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
2416: &mt('Return to slot list').'</a></p>');
2417: return;
2418: }
2419: my $formname = 'reservationslog';
2420: my ($cnum,$cdom)=&get_course();
2421: my %slotlog=&Apache::lonnet::dump('nohist_slotreservationslog',$cdom,$cnum);
2422: if ((keys(%slotlog))[0]=~/^error\:/) { undef(%slotlog); }
2423:
2424: my (%log,@allsymbs);
2425: if (keys(%slotlog)) {
2426: foreach my $key (keys(%slotlog)) {
2427: if (ref($slotlog{$key}) eq 'HASH') {
2428: if (ref($slotlog{$key}{'logentry'}) eq 'HASH') {
2429: if ($slotlog{$key}{'logentry'}{'slot'} eq $env{'form.slotname'}) {
2430: $log{$key} = $slotlog{$key};
2431: if ($slotlog{$key}{'logentry'}{'symb'} ne '') {
2432: push(@allsymbs,$slotlog{$key}{'logentry'}{'symb'});
2433: }
2434: }
2435: }
2436: }
2437: }
2438: }
2439:
2440: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2441: my %saveable_parameters = ('show' => 'scalar',);
2442: &Apache::loncommon::store_course_settings('reservationslog',
2443: \%saveable_parameters);
2444: &Apache::loncommon::restore_course_settings('reservationslog',
2445: \%saveable_parameters);
2446: # set defaults
2447: my $now = time();
2448: my $defstart = $now - (7*24*3600); #7 days ago
2449: my %defaults = (
2450: page => '1',
2451: show => '10',
2452: chgcontext => 'any',
2453: action => 'any',
2454: symb => 'any',
2455: log_start_date => $defstart,
2456: log_end_date => $now,
2457: );
2458: my $more_records = 0;
2459:
2460: # set current
2461: my %curr;
2462: foreach my $item ('show','page','chgcontext','action','symb') {
2463: $curr{$item} = $env{'form.'.$item};
2464: }
2465: my ($startdate,$enddate) =
2466: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2467: 'log_end_date');
2468: $curr{'log_start_date'} = $startdate;
2469: $curr{'log_end_date'} = $enddate;
2470: foreach my $key (keys(%defaults)) {
2471: if ($curr{$key} eq '') {
2472: $curr{$key} = $defaults{$key};
2473: }
2474: }
2475: my (%whodunit,%changed,$version);
2476: ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2477:
2478: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2479: my $description = $slot{'description'};
2480: $r->print('<span class="LC_fontsize_large">');
2481: if ($crstype eq 'Community') {
2482: $r->print(&mt('Reservation changes for member-reservable slot: [_1]',$description));
2483: } else {
2484: $r->print(&mt('Reservation changes for student-reservable slot: [_1]',$description));
2485: }
2486: $r->print('</span><br />');
2487: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version,\@allsymbs));
2488: my $showntablehdr = 0;
2489: my $tablehdr = &Apache::loncommon::start_data_table().
2490: &Apache::loncommon::start_data_table_header_row().
2491: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Who made the change').
2492: '</th><th>'.&mt('Affected User').'</th><th>'.&mt('Action').'</th>'.
2493: '<th>'.&mt('Resource').'</th><th>'.&mt('Context').'</th>'.
2494: &Apache::loncommon::end_data_table_header_row();
2495: my ($minshown,$maxshown);
2496: $minshown = 1;
2497: my $count = 0;
2498: if ($curr{'show'} ne &mt('all')) {
2499: $maxshown = $curr{'page'} * $curr{'show'};
2500: if ($curr{'page'} > 1) {
2501: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2502: }
2503: }
2504: my %lt = &reservationlog_contexts($crstype);
2505: my (%titles,%maptitles);
2506: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2507: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2508: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2509: if ($curr{'show'} ne &mt('all')) {
2510: if ($count >= $curr{'page'} * $curr{'show'}) {
2511: $more_records = 1;
2512: last;
2513: }
2514: }
2515: if ($curr{'chgcontext'} ne 'any') {
2516: if ($curr{'chgcontext'} eq 'user') {
2517: next if (($log{$id}{'logentry'}{'context'} ne 'user') &&
2518: ($log{$id}{'logentry'}{'context'} ne 'usermanage'));
2519: } else {
2520: next if ($log{$id}{'logentry'}{'context'} ne $curr{'chgcontext'});
2521: }
2522: }
2523: if ($curr{'action'} ne 'any') {
2524: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2525: }
2526: if ($curr{'symb'} ne 'any') {
2527: next if ($log{$id}{'logentry'}{'symb'} ne $curr{'symb'});
2528: }
2529: $count ++;
2530: next if ($count < $minshown);
2531: if (!$showntablehdr) {
2532: $r->print($tablehdr);
2533: $showntablehdr = 1;
2534: }
2535: if ($whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} eq '') {
2536: $whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} =
2537: &Apache::loncommon::plainname($log{$id}{'exe_uname'},$log{$id}{'exe_udom'});
2538: }
2539: if ($changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} eq '') {
2540: $changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} =
2541: &Apache::loncommon::plainname($log{$id}{'uname'},$log{$id}{'udom'});
2542: }
2543: my $symb = $log{$id}{'logentry'}{'symb'};
2544: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2545: my $chgcontext = $log{$id}{'logentry'}{'context'};
2546: if ($chgcontext ne '' && $lt{$chgcontext} ne '') {
2547: $chgcontext = $lt{$chgcontext};
2548: }
2549: my $chgaction = $log{$id}{'logentry'}{'action'};
2550: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2551: $chgaction = $lt{$chgaction};
2552: }
2553: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$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>'.$chgcontext.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2554: }
2555: if ($showntablehdr) {
2556: $r->print(&Apache::loncommon::end_data_table().'<br />');
2557: if (($curr{'page'} > 1) || ($more_records)) {
2558: $r->print('<p>');
2559: if ($curr{'page'} > 1) {
2560: $r->print('<input type="button" onclick="javascript:chgPage('."'previous'".');" value="'.
2561: &mt('Previous [_1] changes',$curr{'show'}).'" />');
2562: }
2563: if ($more_records) {
2564: $r->print('<input type="button" onclick="javascript:chgPage('."'next'".');" value="'.
2565: &mt('Next [_1] changes',$curr{'show'}).'" />');
2566: }
2567: $r->print('</p>');
2568: $r->print(<<"ENDSCRIPT");
2569: <script type="text/javascript">
2570: function chgPage(caller) {
2571: if (caller == 'previous') {
2572: document.$formname.page.value --;
2573: }
2574: if (caller == 'next') {
2575: document.$formname.page.value ++;
2576: }
2577: document.$formname.submit();
2578: return;
2579: }
2580: </script>
2581: ENDSCRIPT
2582: }
2583: } else {
2584: $r->print(&mt('There are no records to display.'));
2585: }
2586: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'.
2587: '<input type="hidden" name="slotname" value="'.$env{'form.slotname'}.'" />'.
2588: '<input type="hidden" name="command" value="slotlog" /></form>'.
2589: '<p><a href="/adm/slotrequest?command=showslots">'.
2590: &mt('Return to slot list').'</a></p>');
2591: return;
2592: }
2593:
2594: sub get_resource_title {
2595: my ($symb,$titles,$maptitles) = @_;
2596: my $title;
2597: if ((ref($titles) eq 'HASH') && (ref($maptitles) eq 'HASH')) {
2598: if (defined($titles->{$symb})) {
2599: $title = $titles->{$symb};
2600: } else {
2601: $title = &Apache::lonnet::gettitle($symb);
2602: my $maptitle;
2603: my ($mapurl) = &Apache::lonnet::decode_symb($symb);
2604: if (defined($maptitles->{$mapurl})) {
2605: $maptitle = $maptitles->{$mapurl};
2606: } else {
2607: if ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'}) {
2608: $maptitle=&mt('Main Content');
2609: } else {
2610: $maptitle=&Apache::lonnet::gettitle($mapurl);
2611: }
2612: $maptitles->{$mapurl} = $maptitle;
2613: }
2614: if ($maptitle ne '') {
2615: $title .= ' '.&mt('(in [_1])',$maptitle);
2616: }
2617: $titles->{$symb} = $title;
2618: }
2619: } else {
2620: $title = $symb;
2621: }
2622: return $title;
2623: }
2624:
2625: sub reservationlog_contexts {
2626: my ($crstype) = @_;
2627: my %lt = &Apache::lonlocal::texthash (
2628: any => 'Any',
2629: user => 'By student',
2630: manage => 'Via Slot Manager',
2631: parameter => 'Via Parameter Manager',
2632: reserve => 'Made reservation',
2633: release => 'Dropped reservation',
2634: usermanage => 'By student',
2635: );
2636: if ($crstype eq 'Community') {
2637: $lt{'user'} = &mt('By member');
2638: $lt{'usermanage'} = $lt{'user'};
2639: }
2640: return %lt;
2641: }
2642:
2643: sub display_filter {
2644: my ($formname,$cdom,$cnum,$curr,$version,$allsymbs) = @_;
2645: my $nolink = 1;
2646: my (%titles,%maptitles);
2647: my $output = '<br /><table><tr><td valign="top">'.
2648: '<span class="LC_nobreak"><b>'.&mt('Changes/page:').'</b><br />'.
2649: &Apache::lonmeta::selectbox('show',$curr->{'show'},undef,
2650: (&mt('all'),5,10,20,50,100,1000,10000)).
2651: '</td><td> </td>';
2652: my $startform =
2653: &Apache::lonhtmlcommon::date_setter($formname,'log_start_date',
2654: $curr->{'log_start_date'},undef,
2655: undef,undef,undef,undef,undef,undef,$nolink);
2656: my $endform =
2657: &Apache::lonhtmlcommon::date_setter($formname,'log_end_date',
2658: $curr->{'log_end_date'},undef,
2659: undef,undef,undef,undef,undef,undef,$nolink);
2660: my $crstype = &Apache::loncommon::course_type();
2661: my %lt = &reservationlog_contexts($crstype);
2662: $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:').
2663: '</b><br /><table><tr><td>'.&mt('After:').
2664: '</td><td>'.$startform.'</td></tr><tr><td>'.&mt('Before:').'</td><td>'.
2665: $endform.'</td></tr></table></td><td> </td>';
2666: if (ref($allsymbs) eq 'ARRAY') {
2667: $output .= '<td valign="top"><b>'.&mt('Resource').'</b><br />'.
2668: '<select name="resource"><option value="any"';
2669: if ($curr->{'resource'} eq 'any') {
2670: $output .= ' selected="selected"';
2671: }
2672: $output .= '>'.&mt('Any').'</option>'."\n";
2673: foreach my $symb (@{$allsymbs}) {
2674: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2675: my $selstr = '';
2676: if ($curr->{'resource'} eq $symb) {
2677: $selstr = ' selected="selected"';
2678: }
2679: $output .= ' <option value="'.$symb.'"'.$selstr.'>'.$title.'</option>';
2680: }
2681: $output .= '</select></td><td> </td><td valign="top"><b>'.
2682: &mt('Context:').'</b><br /><select name="chgcontext">';
2683: foreach my $chgtype ('any','user','manage','parameter') {
2684: my $selstr = '';
2685: if ($curr->{'chgcontext'} eq $chgtype) {
2686: $output .= $selstr = ' selected="selected"';
2687: }
2688: $output .= '<option value="'.$chgtype.'"'.$selstr.'>'.$lt{$chgtype}.'</option>'."\n";
2689: }
2690: $output .= '</select></td>';
2691: } else {
2692: $output .= '<td valign="top"><b>'.&mt('Action').'</b><br />'.
2693: '<select name="action"><option value="any"';
2694: if ($curr->{'action'} eq 'any') {
2695: $output .= ' selected="selected"';
2696: }
2697: $output .= '>'.&mt('Any').'</option>'."\n";
2698: foreach my $actiontype ('reserve','release') {
2699: my $selstr = '';
2700: if ($curr->{'action'} eq $actiontype) {
2701: $output .= $selstr = ' selected="selected"';
2702: }
2703: $output .= '<option value="'.$actiontype.'"'.$selstr.'>'.$lt{$actiontype}.'</option>'."\n";
2704: }
2705: $output .= '</select></td>';
2706: }
2707: $output .= '<td> </td></tr></table>'.
2708: '<p><input type="submit" value="'.
2709: &mt('Update Display').'" /></p>'.
2710: '<p class="LC_info">'.
2711: &mt('Only changes made from servers running LON-CAPA [_1] or later are displayed.'
2712: ,'2.9.0');
2713: if ($version) {
2714: $output .= ' '.&mt('This LON-CAPA server is version [_1]',$version);
2715: }
2716: $output .= '</p><hr /><br />';
2717: return $output;
2718: }
2719:
2720: sub slot_change_messaging {
2721: my ($setting,$subject,$msg,$action) = @_;
2722: my $user = $env{'user.name'};
2723: my $domain = $env{'user.domain'};
2724: my ($message_status,$comment_status);
2725: if ($setting eq 'only_student'
2726: || $setting eq 'student_and_user_notes_screen') {
2727: $message_status =
2728: &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg);
2729: $message_status = '<li>'.&mt('Sent to you: [_1]',
2730: $message_status).' </li>';
2731: }
2732: if ($setting eq 'student_and_user_notes_screen') {
2733: $comment_status =
2734: &Apache::lonmsg::store_instructor_comment($subject.'<br />'.
2735: $msg,$user,$domain);
2736: $comment_status = '<li>'.&mt('Entry added to course record (viewable by instructor): [_1]',
2737: $comment_status).'</li>';
2738: }
2739: if ($message_status || $comment_status) {
2740: my $msgtitle;
2741: if ($action eq 'reserve') {
2742: $msgtitle = &mt('Status of messages about saved reservation');
2743: } elsif ($action eq 'release') {
2744: $msgtitle = &mt('Status of messages about dropped reservation');
2745: } elsif ($action eq 'nochange') {
2746: $msgtitle = &mt('Status of messages about unchanged existing reservation');
2747: }
2748: return '<span class="LC_info">'.$msgtitle.'</span>'
2749: .'<ul>'
2750: .$message_status
2751: .$comment_status
2752: .'</ul><hr />';
2753: }
2754: }
2755:
2756: sub upload_start {
2757: my ($r)=@_;
2758: $r->print(
2759: &Apache::grades::checkforfile_js()
2760: .'<h2>'.&mt('Upload a file containing the slot definitions').'</h2>'
2761: .'<form method="post" enctype="multipart/form-data"'
2762: .' action="/adm/slotrequest" name="slotupload">'
2763: .'<input type="hidden" name="command" value="csvuploadmap" />'
2764: .&Apache::lonhtmlcommon::start_pick_box()
2765: .&Apache::lonhtmlcommon::row_title(&mt('File'))
2766: .&Apache::loncommon::upfile_select_html()
2767: .&Apache::lonhtmlcommon::row_closure()
2768: .&Apache::lonhtmlcommon::row_title(
2769: '<label for="noFirstLine">'
2770: .&mt('Ignore First Line')
2771: .'</label>')
2772: .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />'
2773: .&Apache::lonhtmlcommon::row_closure(1)
2774: .&Apache::lonhtmlcommon::end_pick_box()
2775: .'<p>'
2776: .'<input type="button" onclick="javascript:checkUpload(this.form);"'
2777: .' value="'.&mt('Next').'" />'
2778: .'</p>'
2779: .'</form>'
2780: );
2781: }
2782:
2783: sub csvuploadmap_header {
2784: my ($r,$datatoken,$distotal)= @_;
2785: my $javascript;
2786: if ($env{'form.upfile_associate'} eq 'reverse') {
2787: $javascript=&csvupload_javascript_reverse_associate();
2788: } else {
2789: $javascript=&csvupload_javascript_forward_associate();
2790: }
2791:
2792: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
2793: my $ignore=&mt('Ignore First Line');
2794: my $buttontext = &mt('Reverse Association');
2795:
2796: $r->print(
2797: '<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload">'
2798: .'<h2>'.&mt('Identify fields in uploaded list').'</h2>'
2799: .'<div class="LC_columnSection">'
2800: .&Apache::loncommon::help_open_topic(
2801: 'Slot About',&mt('Help on slots'))
2802: .' '.&Apache::loncommon::help_open_topic(
2803: 'Slot SelectingField',&mt('Help on selecting Fields'))
2804: ."</div>\n"
2805: .'<p class="LC_info">'
2806: .&mt('Total number of records found in file: [_1]','<b>'.$distotal.'</b>')
2807: ."</p>\n"
2808: );
2809: if ($distotal == 0) {
2810: $r->print('<p class="LC_warning">'.&mt('None found').'</p>');
2811: }
2812: $r->print(
2813: '<p>'
2814: .&mt('Enter as many fields as you can.').'<br />'
2815: .&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 />')
2816: .'</p>'
2817: );
2818: $r->print(
2819: '<div class="LC_left_float">'
2820: .'<fieldset><legend>'.&mt('Functions').'</legend>'
2821: .'<label><input type="checkbox" name="noFirstLine"'.$checked.' />'.$ignore.'</label>'
2822: .' <input type="button" value="'.$buttontext
2823: .'" onclick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />'
2824: .'</fieldset></div><br clear="all" />'
2825: );
2826:
2827: $r->print(<<ENDPICK);
2828: <input type="hidden" name="associate" value="" />
2829: <input type="hidden" name="datatoken" value="$datatoken" />
2830: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
2831: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
2832: <input type="hidden" name="upfile_associate"
2833: value="$env{'form.upfile_associate'}" />
2834: <input type="hidden" name="command" value="csvuploadassign" />
2835: <script type="text/javascript" language="Javascript">
2836: // <![CDATA[
2837: $javascript
2838: // ]]>
2839: </script>
2840: ENDPICK
2841: return '';
2842:
2843: }
2844:
2845: sub csvuploadmap_footer {
2846: my ($request,$i,$keyfields) =@_;
2847: my $buttontext = &mt('Create Slots');
2848: $request->print(<<ENDPICK);
2849: <input type="hidden" name="nfields" value="$i" />
2850: <input type="hidden" name="keyfields" value="$keyfields" />
2851: <input type="button" onclick="javascript:verify(this.form)" value="$buttontext" /><br />
2852: </form>
2853: ENDPICK
2854: }
2855:
2856: sub csvupload_javascript_reverse_associate {
2857: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2858: return(<<ENDPICK);
2859: function verify(vf) {
2860: var foundstart=0;
2861: var foundend=0;
2862: var foundname=0;
2863: var foundtype=0;
2864: for (i=0;i<=vf.nfields.value;i++) {
2865: tw=eval('vf.f'+i+'.selectedIndex');
2866: if (i==0 && tw!=0) { foundname=1; }
2867: if (i==1 && tw!=0) { foundtype=1; }
2868: if (i==2 && tw!=0) { foundstat=1; }
2869: if (i==3 && tw!=0) { foundend=1; }
2870: }
2871: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2872: alert('$error1');
2873: return;
2874: }
2875: vf.submit();
2876: }
2877: function flip(vf,tf) {
2878: }
2879: ENDPICK
2880: }
2881:
2882: sub csvupload_javascript_forward_associate {
2883: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2884: return(<<ENDPICK);
2885: function verify(vf) {
2886: var foundstart=0;
2887: var foundend=0;
2888: var foundname=0;
2889: var foundtype=0;
2890: for (i=0;i<=vf.nfields.value;i++) {
2891: tw=eval('vf.f'+i+'.selectedIndex');
2892: if (tw==1) { foundname=1; }
2893: if (tw==2) { foundtype=1; }
2894: if (tw==3) { foundstat=1; }
2895: if (tw==4) { foundend=1; }
2896: }
2897: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2898: alert('$error1');
2899: return;
2900: }
2901: vf.submit();
2902: }
2903: function flip(vf,tf) {
2904: }
2905: ENDPICK
2906: }
2907:
2908: sub csv_upload_map {
2909: my ($r)= @_;
2910:
2911: my $datatoken;
2912: if (!$env{'form.datatoken'}) {
2913: $datatoken=&Apache::loncommon::upfile_store($r);
2914: } else {
2915: $datatoken=&Apache::loncommon::valid_datatoken($env{'form.datatoken'});
2916: if ($datatoken ne '') {
2917: &Apache::loncommon::load_tmp_file($r,$datatoken);
2918: }
2919: }
2920: my @records=&Apache::loncommon::upfile_record_sep();
2921: if ($env{'form.noFirstLine'}) { shift(@records); }
2922: &csvuploadmap_header($r,$datatoken,$#records+1);
2923: my ($i,$keyfields);
2924: if (@records) {
2925: my @fields=&csvupload_fields();
2926:
2927: if ($env{'form.upfile_associate'} eq 'reverse') {
2928: &Apache::loncommon::csv_print_samples($r,\@records);
2929: $i=&Apache::loncommon::csv_print_select_table($r,\@records,
2930: \@fields);
2931: foreach (@fields) { $keyfields.=$_->[0].','; }
2932: chop($keyfields);
2933: } else {
2934: unshift(@fields,['none','']);
2935: $i=&Apache::loncommon::csv_samples_select_table($r,\@records,
2936: \@fields);
2937: my %sone=&Apache::loncommon::record_sep($records[0]);
2938: $keyfields=join(',',sort(keys(%sone)));
2939: }
2940: }
2941: &csvuploadmap_footer($r,$i,$keyfields);
2942:
2943: return '';
2944: }
2945:
2946: sub csvupload_fields {
2947: return (['name','Slot name'],
2948: ['type','Type of slot'],
2949: ['starttime','Start Time of slot'],
2950: ['endtime','End Time of slot'],
2951: ['startreserve','Reservation Start Time'],
2952: ['endreserve','Reservation End Time'],
2953: ['reservationmsg','Message when reservation changed'],
2954: ['ip','IP or DNS restriction'],
2955: ['iptied','Unique IP each student'],
2956: ['proctor','List of proctor ids'],
2957: ['description','Slot Description'],
2958: ['maxspace','Maximum number of reservations'],
2959: ['symb','Resource(s)/Map(s) Restriction'],
2960: ['uniqueperiod','Date range of slot exclusion'],
2961: ['secret','Secret word proctor uses to validate'],
2962: ['allowedsections','Sections slot is restricted to'],
2963: ['allowedusers','Users slot is restricted to'],
2964: );
2965: }
2966:
2967: sub csv_upload_assign {
2968: my ($r,$mgr)= @_;
2969: my $datatoken = &Apache::loncommon::valid_datatoken($env{'form.datatoken'});
2970: if ($datatoken ne '') {
2971: &Apache::loncommon::load_tmp_file($r,$datatoken);
2972: }
2973: my @slotdata = &Apache::loncommon::upfile_record_sep();
2974: if ($env{'form.noFirstLine'}) { shift(@slotdata); }
2975: my %fields=&Apache::grades::get_fields();
2976: $r->print('<h3>'.&mt('Creating Slots').'</h3>');
2977: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
2978: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
2979: my $countdone=0;
2980: my @errors;
2981: foreach my $slot (@slotdata) {
2982: my %slot;
2983: my %entries=&Apache::loncommon::record_sep($slot);
2984: my $domain;
2985: my $name=$entries{$fields{'name'}};
2986: if ($name=~/^\s*$/) {
2987: push(@errors,"Did not create slot with no name");
2988: next;
2989: }
2990: if ($name=~/\s/) {
2991: push(@errors,"$name not created -- Name must not contain spaces");
2992: next;
2993: }
2994: if ($name=~/\W/) {
2995: push(@errors,"$name not created -- Name must contain only letters, numbers and _");
2996: next;
2997: }
2998: if ($entries{$fields{'type'}}) {
2999: $slot{'type'}=$entries{$fields{'type'}};
3000: } else {
3001: $slot{'type'}='preassigned';
3002: }
3003: if ($slot{'type'} ne 'preassigned' &&
3004: $slot{'type'} ne 'schedulable_student') {
3005: push(@errors,"$name not created -- invalid type ($slot{'type'}) must be either preassigned or schedulable_student");
3006: next;
3007: }
3008: if ($entries{$fields{'starttime'}}) {
3009: $slot{'starttime'}=&UnixDate($entries{$fields{'starttime'}},"%s");
3010: }
3011: if ($entries{$fields{'endtime'}}) {
3012: $slot{'endtime'}=&UnixDate($entries{$fields{'endtime'}},"%s");
3013: }
3014:
3015: # start/endtime must be defined and greater than zero
3016: if (!$slot{'starttime'}) {
3017: push(@errors,"$name not created -- Invalid start time");
3018: next;
3019: }
3020: if (!$slot{'endtime'}) {
3021: push(@errors,"$name not created -- Invalid end time");
3022: next;
3023: }
3024: if ($slot{'starttime'} > $slot{'endtime'}) {
3025: push(@errors,"$name not created -- Slot starts after it ends");
3026: next;
3027: }
3028:
3029: if ($entries{$fields{'startreserve'}}) {
3030: my $date = &UnixDate($entries{$fields{'startreserve'}},"%s");
3031: if ($date eq '') {
3032: push(@errors,"$name -- No reservation start time set for slot -- value provided had invalid format");
3033: } else {
3034: $slot{'startreserve'} = $date;
3035: }
3036: }
3037: if (defined($slot{'startreserve'})
3038: && $slot{'startreserve'} > $slot{'starttime'}) {
3039: push(@errors,"$name not created -- Slot's reservation start time is after the slot's start time.");
3040: next;
3041: }
3042:
3043: if ($entries{$fields{'endreserve'}}) {
3044: my $date = &UnixDate($entries{$fields{'endreserve'}},"%s");
3045: if ($date eq '') {
3046: push(@errors,"$name -- No reservation end time set for slot -- value provided had invalid format");
3047: } else {
3048: $slot{'endreserve'} = $date;
3049: }
3050: }
3051: if (defined($slot{'endreserve'})
3052: && $slot{'endreserve'} > $slot{'starttime'}) {
3053: push(@errors,"$name not created -- Slot's reservation end time is after the slot's start time.");
3054: next;
3055: }
3056:
3057: if ($slot{'type'} eq 'schedulable_student') {
3058: if ($entries{$fields{'reservationmsg'}}) {
3059: if (($entries{$fields{'reservationmsg'}} eq 'only_student') ||
3060: ($entries{$fields{'reservationmsg'}} eq 'student_and_user_notes_screen')) {
3061: $slot{'reservationmsg'}=$entries{$fields{'reservationmsg'}};
3062: } else {
3063: unless (($entries{$fields{'reservationmsg'}} eq 'none') ||
3064: ($entries{$fields{'reservationmsg'}} eq '')) {
3065: push(@errors,"$name -- Slot's reservationmsg setting ignored - not one of: 'only_student', 'student_and_user_notes_screen', 'none' or ''");
3066: }
3067: }
3068: }
3069: }
3070:
3071: foreach my $key ('ip','proctor','description','maxspace',
3072: 'secret','symb') {
3073: if ($entries{$fields{$key}}) {
3074: $slot{$key}=$entries{$fields{$key}};
3075: }
3076: }
3077: if ($entries{$fields{'iptied'}} =~ /^\s*(yes|1)\s*$/i) {
3078: $slot{'iptied'}='yes';
3079: } elsif ($entries{$fields{'iptied'}} =~ /^\s*answer\s*$/i) {
3080: $slot{'iptied'}='answer';
3081: }
3082: if ($entries{$fields{'allowedusers'}}) {
3083: $entries{$fields{'allowedusers'}} =~ s/^\s+//;
3084: $entries{$fields{'allowedusers'}} =~ s/\s+$//;
3085: my @allowedusers;
3086: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedusers'}})) {
3087: my ($possuname,$possudom) = split(/:/,$poss);
3088: if (($possuname =~ /^$match_username$/) && ($possudom =~ /^$match_domain$/)) {
3089: unless (grep(/^\Q$poss\E$/,@allowedusers)) {
3090: push(@allowedusers,$poss);
3091: }
3092: }
3093: }
3094: if (@allowedusers > 0) {
3095: $slot{'allowedusers'} = join(',',@allowedusers);
3096: }
3097: }
3098: if ($entries{$fields{'allowedsections'}}) {
3099: $entries{$fields{'allowedsections'}} =~ s/^\s+//;
3100: $entries{$fields{'allowedsections'}} =~ s/\s+$//;
3101: my @allowedsections;
3102: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedsections'}})) {
3103: if (($poss !~ /\W/) && ($poss ne 'none')) {
3104: unless (grep(/^\Q$poss\E$/,@allowedsections)) {
3105: push(@allowedsections,$poss);
3106: }
3107: }
3108: }
3109: if (@allowedsections > 0) {
3110: $slot{'allowedsections'} = join(',',@allowedsections);
3111: }
3112: }
3113: if ($entries{$fields{'uniqueperiod'}}) {
3114: my ($start,$end)= map { &UnixDate($_,"%s"); } split(',',$entries{$fields{'uniqueperiod'}});
3115: if (($start ne '') && ($end ne '')) {
3116: $slot{'uniqueperiod'}=[$start,$end];
3117: } else {
3118: push(@errors,"$name -- Slot's unique period ignored -- one or both of the comma separated values for start and end had an invalid format");
3119: }
3120: }
3121: if (ref($slot{'uniqueperiod'}) eq 'ARRAY'
3122: && $slot{'uniqueperiod'}[0] > $slot{'uniqueperiod'}[1]) {
3123: push(@errors,"$name not created -- Slot's unique period start time is later than the unique period's end time.");
3124: next;
3125: }
3126:
3127: &Apache::lonnet::cput('slots',{$name=>\%slot},$cdom,$cname);
3128: $r->print('.');
3129: $r->rflush();
3130: $countdone++;
3131: }
3132: if ($countdone) {
3133: &Apache::lonnet::devalidate_slots_cache($cname,$cdom);
3134: }
3135: $r->print('<p>'.&mt('Created [quant,_1,slot]',$countdone)."\n".'</p>');
3136: foreach my $error (@errors) {
3137: $r->print('<p><span class="LC_warning">'.$error.'</span></p>'."\n");
3138: }
3139: &show_table($r,$mgr);
3140: return '';
3141: }
3142:
3143: sub slot_command_titles {
3144: my %titles = (
3145: slotlog => 'Reservation Logs',
3146: showslots => 'Manage Slots',
3147: showresv => 'Reservation History',
3148: manageresv => 'Manage Reservations',
3149: uploadstart => 'Upload Slots File',
3150: csvuploadmap => 'Upload Slots File',
3151: csvuploadassign => 'Upload Slots File',
3152: delete => 'Slot Deletion',
3153: release => 'Reservation Result',
3154: remove_reservation => 'Remove Registration',
3155: get_reservation => 'Request Reservation',
3156: );
3157: return %titles;
3158: }
3159:
3160: sub slot_reservationmsg_options {
3161: my %options = &Apache::lonlocal::texthash (
3162: only_student => 'Sent to student',
3163: student_and_user_notes_screen => 'Sent to student and added to user notes',
3164: none => 'None sent and no record in user notes',
3165: );
3166: return %options;
3167: }
3168:
3169: sub handler {
3170: my $r=shift;
3171:
3172: &Apache::loncommon::content_type($r,'text/html');
3173: &Apache::loncommon::no_cache($r);
3174: if ($r->header_only()) {
3175: $r->send_http_header();
3176: return OK;
3177: }
3178:
3179: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
3180:
3181: my %crumb_titles = &slot_command_titles();
3182: my $brcrum;
3183:
3184: my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
3185: my $mgr=&Apache::lonnet::allowed('mgr',$env{'request.course.id'});
3186: my (%slots,$consumed_uniqueperiods);
3187: if ($env{'form.command'} eq 'showslots') {
3188: if (($vgr ne 'F') && ($mgr ne 'F')) {
3189: $env{'form.command'} = 'manageresv';
3190: }
3191: } elsif ($env{'form.command'} eq 'manageresv') {
3192: if (($vgr eq 'F') || ($mgr eq 'F')) {
3193: $env{'form.command'} = 'showslots';
3194: }
3195: }
3196: my $title='Requesting Another Worktime';
3197: if ($env{'form.command'} eq 'showresv') {
3198: $title = 'Reservation History';
3199: if ($env{'form.origin'} eq 'aboutme') {
3200: $brcrum =[{href=>"/adm/$env{'form.udom'}/$env{'form.uname'}/aboutme",text=>'Personal Information Page'}];
3201: } else {
3202: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>'Manage Reservations'}];
3203: }
3204: if (ref($brcrum) eq 'ARRAY') {
3205: push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title});
3206: }
3207: } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3208: if ($env{'form.command'} eq 'manageresv') {
3209: $title = 'Manage Reservations';
3210: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}];
3211: }
3212: my ($cnum,$cdom)=&get_course();
3213: %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);
3214: $consumed_uniqueperiods = &get_consumed_uniqueperiods(\%slots);
3215: } elsif ($vgr eq 'F') {
3216: if ($env{'form.command'} =~ /^(slotlog|showslots|uploadstart|csvuploadmap|csvuploadassign|delete|release|remove_registration)$/) {
3217: $brcrum =[{href=>"/adm/slotrequest?command=showslots",
3218: text=>$crumb_titles{'showslots'}}];
3219: $title = 'Managing Slots';
3220: unless ($env{'form.command'} eq 'showslots') {
3221: if (ref($brcrum) eq 'ARRAY') {
3222: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3223: }
3224: }
3225: }
3226: } elsif ($env{'form.command'} eq 'release') {
3227: if ($env{'form.context'} eq 'usermanage') {
3228: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",
3229: text=>$crumb_titles{'showslots'}}];
3230: $title = 'Manage Reservations';
3231: if (ref($brcrum) eq 'ARRAY') {
3232: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3233: }
3234: }
3235: } else {
3236: $brcrum =[];
3237: }
3238: my ($symb,$js,$available,$allavailable,$got_slots);
3239: $available = [];
3240: if ($env{'form.requestattempt'}) {
3241: $symb=&unescape($env{'form.symb'});
3242: @{$got_slots}=&check_for_reservation($symb,'allslots');
3243: }
3244: if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3245: $js = &reservation_js(\%slots,$consumed_uniqueperiods,$available,$got_slots,$symb);
3246: }
3247: &start_page($r,$title,$brcrum,$js);
3248:
3249: if ($env{'form.command'} eq 'manageresv') {
3250: $allavailable = $available;
3251: undef($available);
3252: undef($got_slots);
3253: my $crstype = &Apache::loncommon::course_type();
3254: &manage_reservations($r,$crstype,\%slots,$consumed_uniqueperiods,$allavailable);
3255: } elsif ($env{'form.command'} eq 'showresv') {
3256: &show_reservations($r,$env{'form.uname'},$env{'form.udom'});
3257: } elsif ($env{'form.command'} eq 'showslots' && $vgr eq 'F') {
3258: &show_table($r,$mgr);
3259: } elsif ($env{'form.command'} eq 'remove_registration' && $mgr eq 'F') {
3260: &remove_registration($r);
3261: } elsif ($env{'form.command'} eq 'release' && $mgr eq 'F') {
3262: if ($env{'form.entry'} eq 'remove all') {
3263: &release_all_slot($r,$mgr);
3264: } else {
3265: &release_slot($r,undef,undef,undef,$mgr);
3266: }
3267: } elsif ($env{'form.command'} eq 'delete' && $mgr eq 'F') {
3268: &delete_slot($r);
3269: } elsif ($env{'form.command'} eq 'uploadstart' && $mgr eq 'F') {
3270: &upload_start($r);
3271: } elsif ($env{'form.command'} eq 'csvuploadmap' && $mgr eq 'F') {
3272: &csv_upload_map($r);
3273: } elsif ($env{'form.command'} eq 'csvuploadassign' && $mgr eq 'F') {
3274: if ($env{'form.associate'} ne 'Reverse Association') {
3275: &csv_upload_assign($r,$mgr);
3276: } else {
3277: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
3278: $env{'form.upfile_associate'} = 'reverse';
3279: } else {
3280: $env{'form.upfile_associate'} = 'forward';
3281: }
3282: &csv_upload_map($r);
3283: }
3284: } elsif (($env{'form.command'} eq 'slotlog') && ($vgr eq 'F')) {
3285: &show_reservations_log($r);
3286: } else {
3287: my $symb=&unescape($env{'form.symb'});
3288: if (!defined($symb)) {
3289: &fail($r,'not_valid');
3290: return OK;
3291: }
3292: my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb);
3293: my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
3294: if ($useslots ne 'resource'
3295: && $useslots ne 'map'
3296: && $useslots ne 'map_map') {
3297: &fail($r,'not_available');
3298: return OK;
3299: }
3300: $env{'request.symb'}=$symb;
3301: my $type = ($res =~ /\.task$/) ? 'Task'
3302: : 'problem';
3303: my ($status) = &Apache::lonhomework::check_slot_access('0',$type);
3304: if ($status eq 'CAN_ANSWER' ||
3305: $status eq 'NEEDS_CHECKIN' ||
3306: $status eq 'WAITING_FOR_GRADE' ||
3307: $status eq 'NEED_DIFFERENT_IP') {
3308: &fail($r,'not_allowed');
3309: return OK;
3310: }
3311: if ($env{'form.requestattempt'}) {
3312: $r->print('<div class="LC_left_float">');
3313: $r->print(&show_choices($symb,undef,undef,undef,\%slots,$consumed_uniqueperiods,$available,$got_slots));
3314: $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
3315: } elsif ($env{'form.command'} eq 'release') {
3316: &release_slot($r,$symb);
3317: } elsif ($env{'form.command'} eq 'get') {
3318: &get_slot($r,$symb);
3319: } elsif ($env{'form.command'} eq 'change') {
3320: if ($env{'form.nochange'}) {
3321: my $slot_name = $env{'form.releaseslot'};
3322: my @slots = &check_for_reservation($symb,'allslots');
3323: my $msg;
3324: if (($slot_name ne '') && (grep(/^\Q$slot_name\E/,@slots))) {
3325: my %slot=&Apache::lonnet::get_slot($env{'form.releaseslot'});
3326: my $description=&get_description($slot_name,\%slot);
3327: $msg = '<span style="font-weight: bold;">'.
3328: &mt('Unchanged reservation: [_1]',$description).'</span><br /><br />';
3329: my $person =
3330: &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
3331: my $subject = &mt('Reservation unchanged: [_1]',$description);
3332: my $msgbody = &mt('No change to existing registration by [_1] for [_2].',$person,$description);
3333: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'nochange');
3334: } else {
3335: $msg = '<span class="LC_warning">'.&mt('Reservation no longer reported as available.').'</span>';
3336: }
3337: $r->print($msg);
3338: &return_link($r);
3339: } elsif (&get_slot($r,$symb,$env{'form.releaseslot'},1)) {
3340: &release_slot($r,$symb,$env{'form.releaseslot'});
3341: }
3342: } else {
3343: $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>');
3344: }
3345: }
3346: &end_page($r);
3347: return OK;
3348: }
3349:
3350: 1;
3351: __END__
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