File:
[LON-CAPA] /
loncom /
interface /
slotrequest.pm
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1.130:
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Sun Sep 27 22:35:39 2015 UTC (8 years, 9 months ago) by
raeburn
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- Usage restriction for a particular slot can be for one or more .sequences
and/or .pages (in which casethe slot may be used for all resources within
those map(s)), or for one or more specific .problem(s).
1: # The LearningOnline Network with CAPA
2: # Handler for requesting to have slots added to a students record
3: #
4: # $Id: slotrequest.pm,v 1.130 2015/09/27 22:35:39 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() },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()},0,1);
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,$fullname)=&Apache::grades::getclasslist('all');
1477: &Apache::grades::reset_perm();
1478:
1479: # what to display filtering
1480: my %show_fields=&Apache::lonlocal::texthash(
1481: 'name' => 'Slot Name',
1482: 'description' => 'Description',
1483: 'type' => 'Type',
1484: 'starttime' => 'Start time',
1485: 'endtime' => 'End Time',
1486: 'startreserve' => 'Time students can start reserving',
1487: 'endreserve' => 'Time students can no longer reserve',
1488: 'reservationmsg' => 'Message triggered by reservation',
1489: 'secret' => 'Secret Word',
1490: 'space' => '# of students/max',
1491: 'ip' => 'IP or DNS restrictions',
1492: 'symb' => 'Resource(s)/Map(s) slot is restricted to.',
1493: 'allowedsections' => 'Sections slot is restricted to.',
1494: 'allowedusers' => 'Users slot is restricted to.',
1495: 'uniqueperiod' => 'Period of time slot is unique',
1496: 'scheduled' => 'Scheduled Students',
1497: 'proctor' => 'List of proctors');
1498: if ($crstype eq 'Community') {
1499: $show_fields{'startreserve'} = &mt('Time members can start reserving');
1500: $show_fields{'endreserve'} = &mt('Time members can no longer reserve');
1501: $show_fields{'scheduled'} = &mt('Scheduled Members');
1502: }
1503: my @show_order=('name','description','type','starttime','endtime',
1504: 'startreserve','endreserve','reservationmsg','secret','space',
1505: 'ip','symb','allowedsections','allowedusers','uniqueperiod',
1506: 'scheduled','proctor');
1507: my @show =
1508: (exists($env{'form.show'})) ? &Apache::loncommon::get_env_multiple('form.show')
1509: : keys(%show_fields);
1510: my %show = map { $_ => 1 } (@show);
1511:
1512: #when filtering setup
1513: my %when_fields=&Apache::lonlocal::texthash(
1514: 'now' => 'Open now',
1515: 'nextweek' => 'Open within the next week',
1516: 'lastweek' => 'Were open last week',
1517: 'willopen' => 'Will open later',
1518: 'wereopen' => 'Were open',
1519: 'any' => 'Anytime',
1520: );
1521: my @when_order=('any','now','nextweek','lastweek','willopen','wereopen');
1522: $when_fields{'select_form_order'} = \@when_order;
1523: my $when = (exists($env{'form.when'})) ? $env{'form.when'}
1524: : 'now';
1525:
1526: #display of students setup
1527: my %stu_display_fields=
1528: &Apache::lonlocal::texthash('username' => 'User name',
1529: 'fullname' => 'Full name',
1530: );
1531: my @stu_display_order=('fullname','username');
1532: my @stu_display =
1533: (exists($env{'form.studisplay'})) ? &Apache::loncommon::get_env_multiple('form.studisplay')
1534: : keys(%stu_display_fields);
1535: my %stu_display = map { $_ => 1 } (@stu_display);
1536:
1537: #name filtering setup
1538: my %name_filter_type_fields=
1539: &Apache::lonlocal::texthash('substring' => 'Substring',
1540: 'exact' => 'Exact',
1541: #'reg' => 'Regular Expression',
1542: );
1543: my @name_filter_type_order=('substring','exact');
1544:
1545: $name_filter_type_fields{'select_form_order'} = \@name_filter_type_order;
1546: my $name_filter_type =
1547: (exists($env{'form.name_filter_type'})) ? $env{'form.name_filter_type'}
1548: : 'substring';
1549: my $name_filter = {'type' => $name_filter_type,
1550: 'value' => $env{'form.name_filter_value'},};
1551:
1552:
1553: #deleted slot filtering
1554: #default to hide if no value
1555: $env{'form.deleted'} ||= 'hide';
1556: my $hide_radio =
1557: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'hide');
1558: my $show_radio =
1559: &Apache::lonhtmlcommon::radio('deleted',$env{'form.deleted'},'show');
1560:
1561: $r->print('<form method="post" action="/adm/slotrequest">
1562: <input type="hidden" name="command" value="showslots" />');
1563: $r->print('<div>');
1564: $r->print('<table class="inline">
1565: <tr><th>'.&mt('Show').'</th>
1566: <th>'.&mt('Student Display').'</th>
1567: <th>'.&mt('Open').'</th>
1568: <th>'.&mt('Slot Name Filter').'</th>
1569: <th>'.&mt('Options').'</th>
1570: </tr>
1571: <tr><td valign="top">'.&Apache::loncommon::multiple_select_form('show',\@show,6,\%show_fields,\@show_order).
1572: '</td>
1573: <td valign="top">
1574: '.&Apache::loncommon::multiple_select_form('studisplay',\@stu_display,
1575: 6,\%stu_display_fields,
1576: \@stu_display_order).'
1577: </td>
1578: <td valign="top">'.&Apache::loncommon::select_form($when,'when',\%when_fields).
1579: '</td>
1580: <td valign="top">'.&Apache::loncommon::select_form($name_filter_type,
1581: 'name_filter_type',
1582: \%name_filter_type_fields).
1583: '<br />'.
1584: &Apache::lonhtmlcommon::textbox('name_filter_value',
1585: $env{'form.name_filter_value'},
1586: 15).
1587: '</td>
1588: <td valign="top">
1589: <table>
1590: <tr>
1591: <td rowspan="2">'.&mt('Deleted slots:').'</td>
1592: <td><label>'.$show_radio.&mt('Show').'</label></td>
1593: </tr>
1594: <tr>
1595: <td><label>'.$hide_radio.&mt('Hide').'</label></td>
1596: </tr>
1597: </table>
1598: </td>
1599: </tr>
1600: </table>');
1601: $r->print('</div>');
1602: $r->print('<p><input type="submit" name="start" value="'.&mt('Update Display').'" /></p>');
1603: my $linkstart='<a href="/adm/slotrequest?command=showslots&order=';
1604: $r->print(&Apache::loncommon::start_data_table().
1605: &Apache::loncommon::start_data_table_header_row().'
1606: <th></th>');
1607: foreach my $which (@show_order) {
1608: if ($which ne 'proctor' && exists($show{$which})) {
1609: $r->print('<th>'.$linkstart.$which.'">'.$show_fields{$which}.'</a></th>');
1610: }
1611: }
1612: $r->print(&Apache::loncommon::end_data_table_header_row());
1613:
1614: my %name_cache;
1615: my $slotsort = sub {
1616: if ($env{'form.order'}=~/^(type|description|endtime|startreserve|endreserve|ip|symb|allowedsections|allowedusers|reservationmsg)$/) {
1617: if (lc($slots{$a}->{$env{'form.order'}})
1618: ne lc($slots{$b}->{$env{'form.order'}})) {
1619: return (lc($slots{$a}->{$env{'form.order'}})
1620: cmp lc($slots{$b}->{$env{'form.order'}}));
1621: }
1622: } elsif ($env{'form.order'} eq 'space') {
1623: if ($slots{$a}{'maxspace'} ne $slots{$b}{'maxspace'}) {
1624: return ($slots{$a}{'maxspace'} cmp $slots{$b}{'maxspace'});
1625: }
1626: } elsif ($env{'form.order'} eq 'name') {
1627: if (lc($a) cmp lc($b)) {
1628: return lc($a) cmp lc($b);
1629: }
1630: } elsif ($env{'form.order'} eq 'uniqueperiod') {
1631:
1632: if ($slots{$a}->{'uniqueperiod'}[0]
1633: ne $slots{$b}->{'uniqueperiod'}[0]) {
1634: return ($slots{$a}->{'uniqueperiod'}[0]
1635: cmp $slots{$b}->{'uniqueperiod'}[0]);
1636: }
1637: if ($slots{$a}->{'uniqueperiod'}[1]
1638: ne $slots{$b}->{'uniqueperiod'}[1]) {
1639: return ($slots{$a}->{'uniqueperiod'}[1]
1640: cmp $slots{$b}->{'uniqueperiod'}[1]);
1641: }
1642: }
1643: return $slots{$a}->{'starttime'} <=> $slots{$b}->{'starttime'};
1644: };
1645:
1646: my %consumed;
1647: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1648: %consumed=&Apache::lonnet::dump('slot_reservations',$cdom,$cnum);
1649: my ($tmp)=%consumed;
1650: if ($tmp =~ /^error: /) { undef(%consumed); }
1651: }
1652:
1653: my %msgops = &slot_reservationmsg_options();
1654:
1655: foreach my $slot (sort $slotsort (keys(%slots))) {
1656: if (!&to_show($slot,$slots{$slot},$when,
1657: $env{'form.deleted'},$name_filter)) { next; }
1658: my $reservemsg;
1659: if (defined($slots{$slot}->{'type'})
1660: && $slots{$slot}->{'type'} eq 'schedulable_student') {
1661: $reservemsg = $msgops{$slots{$slot}->{'reservationmsg'}};
1662: }
1663: my $description=&get_description($slot,$slots{$slot});
1664: my ($id_count,$ids);
1665:
1666: if (exists($show{'scheduled'}) || exists($show{'space'}) ) {
1667: my $re_str = "$slot\0";
1668: my @this_slot = grep(/^\Q$re_str\E/,keys(%consumed));
1669: $id_count = scalar(@this_slot);
1670: if (exists($show{'scheduled'})) {
1671: foreach my $entry (sort { $consumed{$a}{name} cmp
1672: $consumed{$b}{name} }
1673: (@this_slot)) {
1674: my (undef,$id)=split("\0",$entry);
1675: my ($uname,$udom) = split(':',$consumed{$entry}{'name'});
1676: $ids.= '<span class="LC_nobreak">';
1677: foreach my $item (@stu_display_order) {
1678: if ($stu_display{$item}) {
1679: if ($item eq 'fullname') {
1680: $ids.=$fullname->{"$uname:$udom"}.' ';
1681: } elsif ($item eq 'username') {
1682: $ids.="<tt>$uname:$udom</tt> ";
1683: }
1684: }
1685: }
1686: $ids.=&remove_link($slot,$entry,$uname,$udom,
1687: $consumed{$entry}{'symb'}).'</span><br />';
1688: }
1689: }
1690: }
1691:
1692: my $start=($slots{$slot}->{'starttime'}?
1693: &Apache::lonlocal::locallocaltime($slots{$slot}->{'starttime'}):'');
1694: my $end=($slots{$slot}->{'endtime'}?
1695: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endtime'}):'');
1696: my $start_reserve=($slots{$slot}->{'startreserve'}?
1697: &Apache::lonlocal::locallocaltime($slots{$slot}->{'startreserve'}):'');
1698: my $end_reserve=($slots{$slot}->{'endreserve'}?
1699: &Apache::lonlocal::locallocaltime($slots{$slot}->{'endreserve'}):'');
1700:
1701: my $unique;
1702: if (ref($slots{$slot}{'uniqueperiod'})) {
1703: $unique=localtime($slots{$slot}{'uniqueperiod'}[0]).', '.
1704: localtime($slots{$slot}{'uniqueperiod'}[1]);
1705: }
1706:
1707: my @titles;
1708: if (exists($slots{$slot}{'symb'})) {
1709: my @symbs;
1710: if ($slots{$slot}{'symb'} =~ /,/) {
1711: @symbs = split(/\s*,\s*/,$slots{$slot}{'symb'});
1712: } else {
1713: @symbs = ($slots{$slot}{'symb'});
1714: }
1715: foreach my $reqsymb (@symbs) {
1716: my (undef,undef,$res) =
1717: &Apache::lonnet::decode_symb($reqsymb);
1718: $res = &Apache::lonnet::clutter($res);
1719: my $title = &Apache::lonnet::gettitle($reqsymb);
1720: push(@titles,'<a href="'.$res.'?symb='.$reqsymb.'">'.$title.'</a>');
1721: }
1722: }
1723:
1724: my $allowedsections;
1725: if (exists($show{'allowedsections'})) {
1726: $allowedsections =
1727: join(', ',sort(split(/\s*,\s*/,
1728: $slots{$slot}->{'allowedsections'})));
1729: }
1730:
1731: my @allowedusers;
1732: if (exists($show{'allowedusers'})) {
1733: @allowedusers= map {
1734: my ($uname,$udom)=split(/:/,$_);
1735: my $fullname=$name_cache{$_};
1736: if (!defined($fullname)) {
1737: $fullname = &Apache::loncommon::plainname($uname,$udom);
1738: $fullname =~s/\s/ /g;
1739: $name_cache{$_} = $fullname;
1740: }
1741: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1742: } (sort(split(/\s*,\s*/,$slots{$slot}->{'allowedusers'})));
1743: }
1744: my $allowedusers=join(', ',@allowedusers);
1745:
1746: my @proctors;
1747: my $rowspan=1;
1748: my $colspan=1;
1749: if (exists($show{'proctor'})) {
1750: $rowspan=2;
1751: @proctors= map {
1752: my ($uname,$udom)=split(/:/,$_);
1753: my $fullname=$name_cache{$_};
1754: if (!defined($fullname)) {
1755: $fullname = &Apache::loncommon::plainname($uname,$udom);
1756: $fullname =~s/\s/ /g;
1757: $name_cache{$_} = $fullname;
1758: }
1759: &Apache::loncommon::aboutmewrapper($fullname,$uname,$udom);
1760: } (sort(split(/\s*,\s*/,$slots{$slot}->{'proctor'})));
1761: }
1762: my $proctors=join(', ',@proctors);
1763:
1764: my %lt = &Apache::lonlocal::texthash (
1765: edit => 'Edit',
1766: delete => 'Delete',
1767: slotlog => 'History',
1768: );
1769: my $edit=(<<"EDITLINK");
1770: <a href="/adm/helper/newslot.helper?name=$slot">$lt{'edit'}</a>
1771: EDITLINK
1772:
1773: my $delete=(<<"DELETELINK");
1774: <a href="/adm/slotrequest?command=delete&slotname=$slot">$lt{'delete'}</a>
1775: DELETELINK
1776:
1777: my $showlog=(<<"LOGLINK");
1778: <a href="/adm/slotrequest?command=slotlog&slotname=$slot">$lt{'slotlog'}</a>
1779: LOGLINK
1780:
1781: my $remove_all=&remove_link($slot,'remove all').'<br />';
1782:
1783: if ($ids eq '') {
1784: undef($remove_all);
1785: } else {
1786: undef($delete);
1787: }
1788: if ($slots{$slot}{'type'} ne 'schedulable_student') {
1789: undef($showlog);
1790: undef($remove_all);
1791: }
1792:
1793: my $row_start=&Apache::loncommon::start_data_table_row();
1794: my $row_end=&Apache::loncommon::end_data_table_row();
1795: $r->print($row_start.
1796: "\n<td rowspan=\"$rowspan\">$edit $delete $showlog</td>\n");
1797: if (exists($show{'name'})) {
1798: $colspan++;$r->print("<td>$slot</td>");
1799: }
1800: if (exists($show{'description'})) {
1801: $colspan++;$r->print("<td>$description</td>\n");
1802: }
1803: if (exists($show{'type'})) {
1804: $colspan++;$r->print("<td>$slots{$slot}->{'type'}</td>\n");
1805: }
1806: if (exists($show{'starttime'})) {
1807: $colspan++;$r->print("<td>$start</td>\n");
1808: }
1809: if (exists($show{'endtime'})) {
1810: $colspan++;$r->print("<td>$end</td>\n");
1811: }
1812: if (exists($show{'startreserve'})) {
1813: $colspan++;$r->print("<td>$start_reserve</td>\n");
1814: }
1815: if (exists($show{'endreserve'})) {
1816: $colspan++;$r->print("<td>$end_reserve</td>\n");
1817: }
1818: if (exists($show{'reservationmsg'})) {
1819: $colspan++;$r->print("<td>$reservemsg</td>\n");
1820: }
1821: if (exists($show{'secret'})) {
1822: $colspan++;$r->print("<td>$slots{$slot}{'secret'}</td>\n");
1823: }
1824: if (exists($show{'space'})) {
1825: my $display = $id_count;
1826: if ($slots{$slot}{'maxspace'}>0) {
1827: $display.='/'.$slots{$slot}{'maxspace'};
1828: if ($slots{$slot}{'maxspace'} <= $id_count) {
1829: $display = '<strong>'.$display.' (full) </strong>';
1830: }
1831: }
1832: $colspan++;$r->print("<td>$display</td>\n");
1833: }
1834: if (exists($show{'ip'})) {
1835: $colspan++;$r->print("<td>$slots{$slot}{'ip'}</td>\n");
1836: }
1837: if (exists($show{'symb'})) {
1838: $colspan++;$r->print("<td>".join('<br />',@titles)."</td>\n");
1839: }
1840: if (exists($show{'allowedsections'})) {
1841: $colspan++;$r->print("<td>$allowedsections</td>\n");
1842: }
1843: if (exists($show{'allowedusers'})) {
1844: $colspan++;$r->print("<td>$allowedusers</td>\n");
1845: }
1846: if (exists($show{'uniqueperiod'})) {
1847: $colspan++;$r->print("<td>$unique</td>\n");
1848: }
1849: if (exists($show{'scheduled'})) {
1850: $colspan++;$r->print("<td>$remove_all $ids</td>\n");
1851: }
1852: $r->print("$row_end\n");
1853: if (exists($show{'proctor'})) {
1854: $r->print(<<STUFF);
1855: $row_start
1856: <td colspan="$colspan">$proctors</td>
1857: $row_end
1858: STUFF
1859: }
1860: }
1861: $r->print(&Apache::loncommon::end_data_table().'</form>');
1862: return;
1863: }
1864:
1865: sub manage_reservations {
1866: my ($r,$crstype,$slots,$consumed_uniqueperiods,$allavailable) = @_;
1867: my $navmap = Apache::lonnavmaps::navmap->new();
1868: $r->print('<p>'
1869: .&mt('Instructors may use a reservation system to place restrictions on when and where assignments can be worked on.')
1870: .'<br />'
1871: .&mt('One example is for management of laboratory space, which is only available at certain times, and has a limited number of seats.')
1872: .'</p>'
1873: );
1874: if (!defined($navmap)) {
1875: $r->print('<div class="LC_error">');
1876: if ($crstype eq 'Community') {
1877: $r->print(&mt('Unable to retrieve information about community contents'));
1878: } else {
1879: $r->print(&mt('Unable to retrieve information about course contents'));
1880: }
1881: $r->print('</div>');
1882: &Apache::lonnet::logthis('Manage Reservations - could not create navmap object in '.lc($crstype).':'.$env{'request.course.id'});
1883: return;
1884: }
1885: if (ref($consumed_uniqueperiods) eq 'HASH') {
1886: if (&Apache::lonnet::error(%$consumed_uniqueperiods)) {
1887: $r->print('<span class="LC_error">'.
1888: &mt('An error occurred determining slot availability.').
1889: '</span>');
1890: return;
1891: }
1892: } elsif ($consumed_uniqueperiods =~ /^error: /) {
1893: $r->print('<span class="LC_error">'.
1894: &mt('An error occurred determining slot availability.').
1895: '</span>');
1896: return;
1897: }
1898: my (%parent,%shownparent,%container,%container_title,%contents);
1899: my ($depth,$count,$reservable,$lastcontainer,$rownum,$shown) = (0,0,0,0,0,0);
1900: my @backgrounds = ("LC_odd_row","LC_even_row");
1901: my $numcolors = scalar(@backgrounds);
1902: my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace_21.gif");
1903: my $slotheader = '<p>'.
1904: &mt('Your reservation status for any such assignments is listed below:').
1905: '</p>'.
1906: '<table class="LC_data_table LC_tableOfContent" id="LC_slot_reservations">'."\n";
1907: my $shownheader = 0;
1908: my $it=$navmap->getIterator(undef,undef,undef,1,undef,undef);
1909: my (@ordered,%output,$mapitem,$got_map_slot,$currmapoutput,$mapnum);
1910: $mapnum = 0;
1911: $shown = 0;
1912: while (my $resource = $it->next()) {
1913: if ($resource == $it->BEGIN_MAP()) {
1914: $depth++;
1915: $parent{$depth} = $lastcontainer;
1916: }
1917: if ($resource == $it->END_MAP()) {
1918: $depth--;
1919: $lastcontainer = $parent{$depth};
1920: my %allstatuses;
1921: foreach my $symb (@ordered) {
1922: if (ref($output{$symb}) eq 'HASH') {
1923: if (($output{$symb}{'type'} eq 'map_map') || ($output{$symb}{'type'} eq 'map')) {
1924: if ($output{$symb}{'slotstatus'} ne '') {
1925: if (ref($allstatuses{$output{$symb}{'slotstatus'}}) eq 'ARRAY') {
1926: push(@{$allstatuses{$output{$symb}{'slotstatus'}}},$symb);
1927: } else {
1928: $allstatuses{$output{$symb}{'slotstatus'}} = [$symb];
1929: }
1930: }
1931: }
1932: }
1933: }
1934: if (keys(%allstatuses) == 1) {
1935: $got_map_slot = 1;
1936: my $repsymb;
1937: my @values = values(%allstatuses);
1938: if (ref($values[0]) eq 'ARRAY') {
1939: if (ref($output{$values[0][0]}) eq 'HASH') {
1940: $repsymb = $values[0][0];
1941: }
1942: }
1943: if (($mapitem) && ($repsymb)) {
1944: my $formnum = $mapnum.'_'.$output{$repsymb}{'reservable'};
1945: my $class = 'LC_slotmaptext_'.$mapnum;
1946: if ($output{$repsymb}{'hasaction'}) {
1947: $mapitem .= '<td valign="top"><span class="'.$class.'">'.
1948: $output{$repsymb}{'msg'}.
1949: '</span></td><td valign="top">'.
1950: &slot_chooser($repsymb,$class,$formnum,$allavailable,$slots,
1951: $consumed_uniqueperiods).
1952: '</td>';
1953:
1954: } else {
1955: $mapitem .= '<td colspan="2" valign="middle"><span class="'.$class.'">'.
1956: $output{$repsymb}{'msg'}.
1957: '</span></td>';
1958: }
1959: }
1960: my $counter = 0;
1961: foreach my $symb (@ordered) {
1962: if (ref($output{$symb}) eq 'HASH') {
1963: $counter ++;
1964: my $bgcolor = $backgrounds[($output{$symb}{'shown'} + $counter) % $numcolors];
1965: $currmapoutput .= $output{$symb}{'header'}.
1966: '<tr class="'.$bgcolor.' LC_slotresrow_'.$output{$symb}{'mapnum'}.'"'.
1967: ' style="display:none" id="LC_slotresrow_'.$output{$symb}{'rownum'}.'">'.
1968: $output{$symb}{'info'}.
1969: $output{$symb}{'data'}.'</tr>'."\n";
1970: }
1971: }
1972: } else {
1973: my $counter = 0;
1974: foreach my $symb (@ordered) {
1975: if (ref($output{$symb}) eq 'HASH') {
1976: $counter ++;
1977: my $bgcolor = $backgrounds[($output{$symb}{'shown'} + $counter) % $numcolors];
1978: $currmapoutput .= $output{$symb}{'header'}.
1979: '<tr class="'.$bgcolor.' LC_slotresrow_'.$output{$symb}{'mapnum'}.'"'.
1980: ' style="display:table-row" id="LC_slotresrow_'.$output{$symb}{'rownum'}.'">'.
1981: $output{$symb}{'info'}.
1982: $output{$symb}{'data'}.'</tr>'."\n";
1983: $shown ++;
1984: }
1985: }
1986: }
1987: if ($mapitem) {
1988: if ($got_map_slot) {
1989: $mapitem =~ s{(<img src=\"/adm/lonIcons/arrow\.)open(\.gif\")}{$1closed$2};
1990: $mapitem .= '</tr>'."\n";
1991: } else {
1992: $mapitem .= '<td colspan="2"> </td></tr>'."\n";
1993: }
1994: }
1995: $r->print($mapitem.$currmapoutput);
1996: @ordered=();
1997: undef(%output);
1998: $currmapoutput = '';
1999: $got_map_slot = '';
2000: $mapitem = '';
2001: }
2002: if (ref($resource)) {
2003: my $symb = $resource->symb();
2004: $contents{$lastcontainer} ++;
2005: next if (!$resource->is_problem() && !$resource->is_sequence() &&
2006: !$resource->is_page());
2007: $count ++;
2008: if (($resource->is_sequence()) || ($resource->is_page())) {
2009: $lastcontainer = $count;
2010: $container{$lastcontainer} = $resource;
2011: $container_title{$lastcontainer} = $resource->compTitle();
2012: }
2013: if ($resource->is_problem()) {
2014: my ($useslots) = $resource->slot_control();
2015: next if (($useslots eq '') || ($useslots =~ /^\s*no\s*$/i));
2016: push(@ordered,$symb);
2017: $output{$symb}{type} = $useslots;
2018: my ($msg,$get_choices,$slotdescription);
2019: my $title = $resource->compTitle();
2020: my $status = $resource->simpleStatus('0');
2021: my ($slot_status,$date,$slot_name) = $resource->check_for_slot('0');
2022:
2023: $output{$symb}{'slotstatus'} = $slot_status;
2024: $output{$symb}{'slotname'} = $slot_name;
2025: if ($slot_name ne '') {
2026: my %slot=&Apache::lonnet::get_slot($slot_name);
2027: $slotdescription=&get_description($slot_name,\%slot);
2028: }
2029: if ($slot_status == $resource->NOT_IN_A_SLOT) {
2030: $msg=&mt('No current reservation.');
2031: $get_choices = 1;
2032: } elsif ($slot_status == $resource->NEEDS_CHECKIN) {
2033: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2034: ' '.$slotdescription.'</span><br />'.
2035: &mt('Access requires proctor validation.');
2036: } elsif ($slot_status == $resource->WAITING_FOR_GRADE) {
2037: $msg=&mt('Submitted and currently in grading queue.');
2038: } elsif ($slot_status == $resource->CORRECT) {
2039: $msg=&mt('Problem is unavailable.');
2040: } elsif ($slot_status == $resource->RESERVED) {
2041: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2042: ' '.$slotdescription.'</span><br />'.
2043: &mt('Problem is currently available.');
2044: } elsif ($slot_status == $resource->RESERVED_LOCATION) {
2045: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2046: ' '.$slotdescription.'</span><br />'.
2047: &mt('Problem is available at a different location.');
2048: $get_choices = 1;
2049: } elsif ($slot_status == $resource->RESERVED_LATER) {
2050: $msg='<span class="LC_nobreak">'.&mt('Reserved:').
2051: ' '.$slotdescription.'</span><br />'.
2052: &mt('Problem will be available later.');
2053: $get_choices = 1;
2054: } elsif ($slot_status == $resource->RESERVABLE) {
2055: $msg=&mt('Reservation needed');
2056: $get_choices = 1;
2057: } elsif ($slot_status == $resource->RESERVABLE_LATER) {
2058: $msg=&mt('Reservation needed: will be reservable later.');
2059: } elsif ($slot_status == $resource->NOTRESERVABLE) {
2060: $msg=&mt('Reservation needed: none available.');
2061: } elsif ($slot_status == $resource->UNKNOWN) {
2062: $msg=&mt('Unable to determine status due to network problems.');
2063: } else {
2064: if ($status != $resource->OPEN) {
2065: $msg = &Apache::lonnavmaps::getDescription($resource,'0');
2066: }
2067: }
2068: $output{$symb}{'msg'} = $msg;
2069: $reservable ++;
2070: $output{$symb}{'reservable'} = $reservable;
2071: my $treelevel = $depth;
2072: my $higherup = $lastcontainer;
2073: if ($depth > 1) {
2074: my @maprows;
2075: while ($treelevel > 1) {
2076: if (ref($container{$higherup})) {
2077: my $res = $container{$higherup};
2078: last if (defined($shownparent{$higherup}));
2079: my $maptitle = $res->compTitle();
2080: my $type = 'sequence';
2081: if ($res->is_page()) {
2082: $type = 'page';
2083: }
2084: &show_map_row($treelevel,$location,$type,$maptitle,
2085: \@maprows);
2086: $shownparent{$higherup} = 1;
2087: }
2088: $treelevel --;
2089: $higherup = $parent{$treelevel};
2090: }
2091: for (my $i=0; $i<@maprows; $i++) {
2092: $mapnum ++;
2093: $rownum ++;
2094: $shown ++;
2095: my $bgcolor = $backgrounds[$shown % $numcolors];
2096: if (!$shownheader) {
2097: $mapitem .= $slotheader;
2098: $shownheader = 1;
2099: }
2100: if (ref($maprows[$i]) eq 'ARRAY') {
2101: if ($i < scalar(@maprows)-1) {
2102: $mapitem .= '<tr class="'.$bgcolor.'" id="LC_slotmaprow_'.$rownum.'">'.
2103: '<td>'.join('',@{$maprows[$i]}).'</td>'.
2104: '<td colspan="2"> </td></tr>'."\n";
2105: } else {
2106: $mapitem .=
2107: '<tr class="'.$bgcolor.'" id="LC_slotmaprow_'.$rownum.'">'.
2108: '<td>'.$maprows[$i][0].
2109: '<img src="/adm/lonIcons/arrow.open.gif" id="arrow'.$mapnum.'" '.
2110: 'alt="arrow" onmouseover="this.style.cursor=\'pointer\'" '.
2111: 'onclick="'."toggleSlotMap('$mapnum','$rownum');".'" />'.
2112: $maprows[$i][1].(' ' x6).'</td>'."\n";
2113: }
2114: }
2115: }
2116: $output{$symb}{'mapnum'} = $mapnum;
2117: }
2118: $rownum ++;
2119: $output{$symb}{'rownum'} = $rownum;
2120: $output{$symb}{'shown'} = $shown;
2121: if (!$shownheader) {
2122: $output{$symb}{'header'} = $slotheader;
2123: $shownheader = 1;
2124: }
2125: $output{$symb}{'info'} = '<td>';
2126: for (my $i=0; $i<$depth; $i++) {
2127: $output{$symb}{'info'} .= '<img src="'.$location.'" alt="" />';
2128: }
2129: $output{$symb}{'info'} .= '<a href="'.$resource->src().'?symb='.$symb.'">'.
2130: '<img class="LC_contentImage" src="/adm/lonIcons/';
2131: if ($resource->is_task()) {
2132: $output{$symb}{'info'} .= 'task.gif" alt="'.&mt('Task');
2133: } else {
2134: $output{$symb}{'info'} .= 'problem.gif" alt="'.&mt('Problem');
2135: }
2136: $output{$symb}{'info'} .= '" /><b>'.$title.'</b></a>'.(' ' x6).'</td>';
2137:
2138: my $hasaction;
2139: if ($status == $resource->OPEN) {
2140: if ($get_choices) {
2141: $hasaction = 1;
2142: $output{$symb}{'hasaction'} = $hasaction;
2143: }
2144: }
2145: my $class = 'LC_slottext_'.$mapnum;
2146: if ($hasaction) {
2147: $output{$symb}{'data'} = '<td valign="top"><span class="'.$class.'">'.$msg.'</span></td>'.
2148: '<td valign="top">'.
2149: &slot_chooser($symb,$class,$reservable,$allavailable,$slots,
2150: $consumed_uniqueperiods).'</td>';
2151: } else {
2152: $output{$symb}{'data'} = '<td colspan="2" valign="middle">'.
2153: '<span class="'.$class.'">'.$msg.'</span>'.
2154: '</td>';
2155: }
2156: }
2157: }
2158: }
2159: if ($shownheader) {
2160: $r->print('</table>');
2161: }
2162: if (!$reservable) {
2163: $r->print('<span class="LC_info">');
2164: if ($crstype eq 'Community') {
2165: $r->print(&mt('No community items currently require a reservation to gain access.'));
2166: } else {
2167: $r->print(&mt('No course items currently require a reservation to gain access.'));
2168: }
2169: $r->print('</span>');
2170: }
2171: $r->print('<p><a href="/adm/slotrequest?command=showresv">'.
2172: &mt('Reservation History').'</a></p>');
2173: }
2174:
2175: sub show_map_row {
2176: my ($depth,$location,$type,$title,$maprows) = @_;
2177: my $spacers;
2178: for (my $i=0; $i<$depth-2; $i++) {
2179: $spacers .= '<img src="'.$location.'" alt="" />';
2180: }
2181: my $icon;
2182: if ($type eq 'page') {
2183: $icon = '<img src="/adm/lonIcons/navmap.page.open.gif" alt="" /> '."\n";
2184: } else {
2185: $icon = '<img src="/adm/lonIcons/navmap.folder.open.gif" alt="" /> '."\n";
2186: }
2187: $icon .= $title;
2188: unshift (@{$maprows},[$spacers,$icon]);
2189: return;
2190: }
2191:
2192: sub slot_chooser {
2193: my ($symb,$class,$formnum,$allavailable,$slots,$consumed_uniqueperiods) = @_;
2194: my $output;
2195: my @got_slots=&check_for_reservation($symb,'allslots');
2196: if ($got_slots[0] =~ /^error: /) {
2197: $output = '<span class="'.$class.'"><span class="LC_error">'.
2198: &mt('An error occurred determining slot availability.').
2199: '</span></span>';
2200: } else {
2201: my $formname = 'manageres_'.$formnum;
2202: if (ref($allavailable) eq 'ARRAY') {
2203: my @available;
2204: if (ref($slots) eq 'HASH') {
2205: foreach my $slot (@{$allavailable}) {
2206: # not allowed for this resource
2207: if (ref($slots->{$slot}) eq 'HASH') {
2208: if ($slots->{$slot}->{'symb'} ne '') {
2209: my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
2210: my $exclude = 1;
2211: my @reqsymbs = split(/\s*,\s*/,$slots->{$slot}->{'symb'});
2212: if (@reqsymbs) {
2213: if (grep(/^\Q$symb\E$/,@reqsymbs)) {
2214: $exclude = 0;
2215: } else {
2216: foreach my $reqsymb (@reqsymbs) {
2217: my (undef,undef,$sloturl) = &Apache::lonnet::decode_symb($reqsymb);
2218: if ($sloturl=~/\.(page|sequence)$/) {
2219: if (($map ne '') && ($map eq $sloturl)) {
2220: $exclude = 0;
2221: last;
2222: }
2223: }
2224: }
2225: }
2226: next if ($exclude);
2227: }
2228: }
2229: }
2230: push(@available,$slot);
2231: }
2232: }
2233: $output .= &show_choices($symb,$formname,$formnum,$class,
2234: $slots,$consumed_uniqueperiods,
2235: \@available,\@got_slots);
2236: }
2237: }
2238: return $output;
2239: }
2240:
2241: sub show_reservations {
2242: my ($r,$uname,$udom) = @_;
2243: if (!defined($uname)) {
2244: $uname = $env{'user.name'};
2245: }
2246: if (!defined($udom)) {
2247: $udom = $env{'user.domain'};
2248: }
2249: my $formname = 'slotlog';
2250: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2251: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2252: my $crstype = &Apache::loncommon::course_type();
2253: my %log=&Apache::lonnet::dump('nohist_'.$cdom.'_'.$cnum.'_slotlog',$udom,$uname);
2254: if ($env{'form.origin'} eq 'aboutme') {
2255: $r->print('<div class="LC_fontsize_large">');
2256: my $name = &Apache::loncommon::plainname($env{'form.uname'},$env{'form.udom'},
2257: 'firstname');
2258: if ($crstype eq 'Community') {
2259: $r->print(&mt('History of member-reservable slots for: [_1]',
2260: $name));
2261: } else {
2262: $r->print(&mt('History of student-reservable slots for: [_1]',
2263: $name));
2264:
2265: }
2266: $r->print('</div>');
2267: }
2268: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2269: # set defaults
2270: my $now = time();
2271: my $defstart = $now - (7*24*3600); #7 days ago
2272: my %defaults = (
2273: page => '1',
2274: show => '10',
2275: action => 'any',
2276: log_start_date => $defstart,
2277: log_end_date => $now,
2278: );
2279: my $more_records = 0;
2280:
2281: # set current
2282: my %curr;
2283: foreach my $item ('show','page','action') {
2284: $curr{$item} = $env{'form.'.$item};
2285: }
2286: my ($startdate,$enddate) =
2287: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2288: 'log_end_date');
2289: $curr{'log_start_date'} = $startdate;
2290: $curr{'log_end_date'} = $enddate;
2291: foreach my $key (keys(%defaults)) {
2292: if ($curr{$key} eq '') {
2293: $curr{$key} = $defaults{$key};
2294: }
2295: }
2296: my ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2297: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version));
2298: my $showntablehdr = 0;
2299: my $tablehdr = &Apache::loncommon::start_data_table().
2300: &Apache::loncommon::start_data_table_header_row().
2301: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Action').'</th>'.
2302: '<th>'.&mt('Description').'</th><th>'.&mt('Start time').'</th>'.
2303: '<th>'.&mt('End time').'</th><th>'.&mt('Resource').'</th>'.
2304: &Apache::loncommon::end_data_table_header_row();
2305: my ($minshown,$maxshown);
2306: $minshown = 1;
2307: my $count = 0;
2308: if ($curr{'show'} ne &mt('all')) {
2309: $maxshown = $curr{'page'} * $curr{'show'};
2310: if ($curr{'page'} > 1) {
2311: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2312: }
2313: }
2314: my (%titles,%maptitles);
2315: my %lt = &reservationlog_contexts($crstype);
2316: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2317: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2318: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2319: if ($curr{'show'} ne &mt('all')) {
2320: if ($count >= $curr{'page'} * $curr{'show'}) {
2321: $more_records = 1;
2322: last;
2323: }
2324: }
2325: if ($curr{'action'} ne 'any') {
2326: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2327: }
2328: $count ++;
2329: next if ($count < $minshown);
2330: if (!$showntablehdr) {
2331: $r->print($tablehdr);
2332: $showntablehdr = 1;
2333: }
2334: my $symb = $log{$id}{'logentry'}{'symb'};
2335: my $slot_name = $log{$id}{'logentry'}{'slot'};
2336: my %slot=&Apache::lonnet::get_slot($slot_name);
2337: my $description = $slot{'description'};
2338: my $start = ($slot{'starttime'}?
2339: &Apache::lonlocal::locallocaltime($slot{'starttime'}):'');
2340: my $end = ($slot{'endtime'}?
2341: &Apache::lonlocal::locallocaltime($slot{'endtime'}):'');
2342: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2343: my $chgaction = $log{$id}{'logentry'}{'action'};
2344: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2345: $chgaction = $lt{$chgaction};
2346: }
2347: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$count.'</td><td>'.&Apache::lonlocal::locallocaltime($log{$id}{'exe_time'}).'</td><td>'.$chgaction.'</td><td>'.$description.'</td><td>'.$start.'</td><td>'.$end.'</td><td>'.$title.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2348: }
2349: if ($showntablehdr) {
2350: $r->print(&Apache::loncommon::end_data_table().'<br />');
2351: if (($curr{'page'} > 1) || ($more_records)) {
2352: $r->print('<table><tr>');
2353: if ($curr{'page'} > 1) {
2354: $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>');
2355: }
2356: if ($more_records) {
2357: $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>');
2358: }
2359: $r->print('</tr></table>');
2360: $r->print(<<"ENDSCRIPT");
2361: <script type="text/javascript">
2362: // <![CDATA[
2363: function chgPage(caller) {
2364: if (caller == 'previous') {
2365: document.$formname.page.value --;
2366: }
2367: if (caller == 'next') {
2368: document.$formname.page.value ++;
2369: }
2370: document.$formname.submit();
2371: return;
2372: }
2373: // ]]>
2374: </script>
2375: ENDSCRIPT
2376: }
2377: } else {
2378: $r->print('<span class="LC_info">'
2379: .&mt('There are no transactions to display.')
2380: .'</span>'
2381: );
2382: }
2383: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'."\n".
2384: '<input type="hidden" name="command" value="showresv" />'."\n");
2385: if ($env{'form.origin'} eq 'aboutme') {
2386: $r->print('<input type="hidden" name="origin" value="'.$env{'form.origin'}.'" />'."\n".
2387: '<input type="hidden" name="uname" value="'.$env{'form.uname'}.'" />'."\n".
2388: '<input type="hidden" name="udom" value="'.$env{'form.udom'}.'" />'."\n");
2389: }
2390: $r->print('</form>');
2391: return;
2392: }
2393:
2394: sub show_reservations_log {
2395: my ($r) = @_;
2396: my $badslot;
2397: my $crstype = &Apache::loncommon::course_type();
2398: if ($env{'form.slotname'} eq '') {
2399: $r->print('<div class="LC_warning">'.&mt('No slot name provided').'</div>');
2400: $badslot = 1;
2401: } else {
2402: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2403: if (keys(%slot) == 0) {
2404: $r->print('<div class="LC_warning">'.&mt('Invalid slot name: [_1]',$env{'form.slotname'}).'</div>');
2405: $badslot = 1;
2406: } elsif ($slot{type} ne 'schedulable_student') {
2407: my $description = &get_description($env{'form.slotname'},\%slot);
2408: $r->print('<div class="LC_warning">');
2409: if ($crstype eq 'Community') {
2410: $r->print(&mt('Reservation history unavailable for non-member-reservable slot: [_1].',$description));
2411: } else {
2412: $r->print(&mt('Reservation history unavailable for non-student-reservable slot: [_1].',$description));
2413: }
2414: $r->print('</div>');
2415: $badslot = 1;
2416: }
2417: }
2418: if ($badslot) {
2419: $r->print('<p><a href="/adm/slotrequest?command=showslots">'.
2420: &mt('Return to slot list').'</a></p>');
2421: return;
2422: }
2423: my $formname = 'reservationslog';
2424: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
2425: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
2426: my %slotlog=&Apache::lonnet::dump('nohist_slotreservationslog',$cdom,$cnum);
2427: if ((keys(%slotlog))[0]=~/^error\:/) { undef(%slotlog); }
2428:
2429: my (%log,@allsymbs);
2430: if (keys(%slotlog)) {
2431: foreach my $key (keys(%slotlog)) {
2432: if (ref($slotlog{$key}) eq 'HASH') {
2433: if (ref($slotlog{$key}{'logentry'}) eq 'HASH') {
2434: if ($slotlog{$key}{'logentry'}{'slot'} eq $env{'form.slotname'}) {
2435: $log{$key} = $slotlog{$key};
2436: if ($slotlog{$key}{'logentry'}{'symb'} ne '') {
2437: push(@allsymbs,$slotlog{$key}{'logentry'}{'symb'});
2438: }
2439: }
2440: }
2441: }
2442: }
2443: }
2444:
2445: $r->print('<form action="/adm/slotrequest" method="post" name="'.$formname.'">');
2446: my %saveable_parameters = ('show' => 'scalar',);
2447: &Apache::loncommon::store_course_settings('reservationslog',
2448: \%saveable_parameters);
2449: &Apache::loncommon::restore_course_settings('reservationslog',
2450: \%saveable_parameters);
2451: # set defaults
2452: my $now = time();
2453: my $defstart = $now - (7*24*3600); #7 days ago
2454: my %defaults = (
2455: page => '1',
2456: show => '10',
2457: chgcontext => 'any',
2458: action => 'any',
2459: symb => 'any',
2460: log_start_date => $defstart,
2461: log_end_date => $now,
2462: );
2463: my $more_records = 0;
2464:
2465: # set current
2466: my %curr;
2467: foreach my $item ('show','page','chgcontext','action','symb') {
2468: $curr{$item} = $env{'form.'.$item};
2469: }
2470: my ($startdate,$enddate) =
2471: &Apache::lonuserutils::get_dates_from_form('log_start_date',
2472: 'log_end_date');
2473: $curr{'log_start_date'} = $startdate;
2474: $curr{'log_end_date'} = $enddate;
2475: foreach my $key (keys(%defaults)) {
2476: if ($curr{$key} eq '') {
2477: $curr{$key} = $defaults{$key};
2478: }
2479: }
2480: my (%whodunit,%changed,$version);
2481: ($version) = ($r->dir_config('lonVersion') =~ /^([\d\.]+)\-/);
2482:
2483: my %slot=&Apache::lonnet::get_slot($env{'form.slotname'});
2484: my $description = $slot{'description'};
2485: $r->print('<span class="LC_fontsize_large">');
2486: if ($crstype eq 'Community') {
2487: $r->print(&mt('Reservation changes for member-reservable slot: [_1]',$description));
2488: } else {
2489: $r->print(&mt('Reservation changes for student-reservable slot: [_1]',$description));
2490: }
2491: $r->print('</span><br />');
2492: $r->print(&display_filter($formname,$cdom,$cnum,\%curr,$version,\@allsymbs));
2493: my $showntablehdr = 0;
2494: my $tablehdr = &Apache::loncommon::start_data_table().
2495: &Apache::loncommon::start_data_table_header_row().
2496: '<th> </th><th>'.&mt('When').'</th><th>'.&mt('Who made the change').
2497: '</th><th>'.&mt('Affected User').'</th><th>'.&mt('Action').'</th>'.
2498: '<th>'.&mt('Resource').'</th><th>'.&mt('Context').'</th>'.
2499: &Apache::loncommon::end_data_table_header_row();
2500: my ($minshown,$maxshown);
2501: $minshown = 1;
2502: my $count = 0;
2503: if ($curr{'show'} ne &mt('all')) {
2504: $maxshown = $curr{'page'} * $curr{'show'};
2505: if ($curr{'page'} > 1) {
2506: $minshown = 1 + ($curr{'page'} - 1) * $curr{'show'};
2507: }
2508: }
2509: my %lt = &reservationlog_contexts($crstype);
2510: my (%titles,%maptitles);
2511: foreach my $id (sort { $log{$b}{'exe_time'}<=>$log{$a}{'exe_time'} } (keys(%log))) {
2512: next if (($log{$id}{'exe_time'} < $curr{'log_start_date'}) ||
2513: ($log{$id}{'exe_time'} > $curr{'log_end_date'}));
2514: if ($curr{'show'} ne &mt('all')) {
2515: if ($count >= $curr{'page'} * $curr{'show'}) {
2516: $more_records = 1;
2517: last;
2518: }
2519: }
2520: if ($curr{'chgcontext'} ne 'any') {
2521: if ($curr{'chgcontext'} eq 'user') {
2522: next if (($log{$id}{'logentry'}{'context'} ne 'user') &&
2523: ($log{$id}{'logentry'}{'context'} ne 'usermanage'));
2524: } else {
2525: next if ($log{$id}{'logentry'}{'context'} ne $curr{'chgcontext'});
2526: }
2527: }
2528: if ($curr{'action'} ne 'any') {
2529: next if ($log{$id}{'logentry'}{'action'} ne $curr{'action'});
2530: }
2531: if ($curr{'symb'} ne 'any') {
2532: next if ($log{$id}{'logentry'}{'symb'} ne $curr{'symb'});
2533: }
2534: $count ++;
2535: next if ($count < $minshown);
2536: if (!$showntablehdr) {
2537: $r->print($tablehdr);
2538: $showntablehdr = 1;
2539: }
2540: if ($whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} eq '') {
2541: $whodunit{$log{$id}{'exe_uname'}.':'.$log{$id}{'exe_udom'}} =
2542: &Apache::loncommon::plainname($log{$id}{'exe_uname'},$log{$id}{'exe_udom'});
2543: }
2544: if ($changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} eq '') {
2545: $changed{$log{$id}{'uname'}.':'.$log{$id}{'udom'}} =
2546: &Apache::loncommon::plainname($log{$id}{'uname'},$log{$id}{'udom'});
2547: }
2548: my $symb = $log{$id}{'logentry'}{'symb'};
2549: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2550: my $chgcontext = $log{$id}{'logentry'}{'context'};
2551: if ($chgcontext ne '' && $lt{$chgcontext} ne '') {
2552: $chgcontext = $lt{$chgcontext};
2553: }
2554: my $chgaction = $log{$id}{'logentry'}{'action'};
2555: if ($chgaction ne '' && $lt{$chgaction} ne '') {
2556: $chgaction = $lt{$chgaction};
2557: }
2558: $r->print(&Apache::loncommon::start_data_table_row().'<td>'.$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>'.$chgcontext.'</td>'.&Apache::loncommon::end_data_table_row()."\n");
2559: }
2560: if ($showntablehdr) {
2561: $r->print(&Apache::loncommon::end_data_table().'<br />');
2562: if (($curr{'page'} > 1) || ($more_records)) {
2563: $r->print('<table><tr>');
2564: if ($curr{'page'} > 1) {
2565: $r->print('<td><a href="javascript:chgPage('."'previous'".');">'.&mt('Previous [_1] changes',$curr{'show'}).'</a></td>');
2566: }
2567: if ($more_records) {
2568: $r->print('<td><a href="javascript:chgPage('."'next'".');">'.&mt('Next [_1] changes',$curr{'show'}).'</a></td>');
2569: }
2570: $r->print('</tr></table>');
2571: $r->print(<<"ENDSCRIPT");
2572: <script type="text/javascript">
2573: function chgPage(caller) {
2574: if (caller == 'previous') {
2575: document.$formname.page.value --;
2576: }
2577: if (caller == 'next') {
2578: document.$formname.page.value ++;
2579: }
2580: document.$formname.submit();
2581: return;
2582: }
2583: </script>
2584: ENDSCRIPT
2585: }
2586: } else {
2587: $r->print(&mt('There are no records to display.'));
2588: }
2589: $r->print('<input type="hidden" name="page" value="'.$curr{'page'}.'" />'.
2590: '<input type="hidden" name="slotname" value="'.$env{'form.slotname'}.'" />'.
2591: '<input type="hidden" name="command" value="slotlog" /></form>'.
2592: '<p><a href="/adm/slotrequest?command=showslots">'.
2593: &mt('Return to slot list').'</a></p>');
2594: return;
2595: }
2596:
2597: sub get_resource_title {
2598: my ($symb,$titles,$maptitles) = @_;
2599: my $title;
2600: if ((ref($titles) eq 'HASH') && (ref($maptitles) eq 'HASH')) {
2601: if (defined($titles->{$symb})) {
2602: $title = $titles->{$symb};
2603: } else {
2604: $title = &Apache::lonnet::gettitle($symb);
2605: my $maptitle;
2606: my ($mapurl) = &Apache::lonnet::decode_symb($symb);
2607: if (defined($maptitles->{$mapurl})) {
2608: $maptitle = $maptitles->{$mapurl};
2609: } else {
2610: if ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'}) {
2611: $maptitle=&mt('Main Content');
2612: } else {
2613: $maptitle=&Apache::lonnet::gettitle($mapurl);
2614: }
2615: $maptitles->{$mapurl} = $maptitle;
2616: }
2617: if ($maptitle ne '') {
2618: $title .= ' '.&mt('(in [_1])',$maptitle);
2619: }
2620: $titles->{$symb} = $title;
2621: }
2622: } else {
2623: $title = $symb;
2624: }
2625: return $title;
2626: }
2627:
2628: sub reservationlog_contexts {
2629: my ($crstype) = @_;
2630: my %lt = &Apache::lonlocal::texthash (
2631: any => 'Any',
2632: user => 'By student',
2633: manage => 'Via Slot Manager',
2634: parameter => 'Via Parameter Manager',
2635: reserve => 'Made reservation',
2636: release => 'Dropped reservation',
2637: usermanage => 'By student',
2638: );
2639: if ($crstype eq 'Community') {
2640: $lt{'user'} = &mt('By member');
2641: $lt{'usermanage'} = $lt{'user'};
2642: }
2643: return %lt;
2644: }
2645:
2646: sub display_filter {
2647: my ($formname,$cdom,$cnum,$curr,$version,$allsymbs) = @_;
2648: my $nolink = 1;
2649: my (%titles,%maptitles);
2650: my $output = '<br /><table><tr><td valign="top">'.
2651: '<span class="LC_nobreak"><b>'.&mt('Changes/page:').'</b><br />'.
2652: &Apache::lonmeta::selectbox('show',$curr->{'show'},undef,
2653: (&mt('all'),5,10,20,50,100,1000,10000)).
2654: '</td><td> </td>';
2655: my $startform =
2656: &Apache::lonhtmlcommon::date_setter($formname,'log_start_date',
2657: $curr->{'log_start_date'},undef,
2658: undef,undef,undef,undef,undef,undef,$nolink);
2659: my $endform =
2660: &Apache::lonhtmlcommon::date_setter($formname,'log_end_date',
2661: $curr->{'log_end_date'},undef,
2662: undef,undef,undef,undef,undef,undef,$nolink);
2663: my $crstype = &Apache::loncommon::course_type();
2664: my %lt = &reservationlog_contexts($crstype);
2665: $output .= '<td valign="top"><b>'.&mt('Window during which changes occurred:').
2666: '</b><br /><table><tr><td>'.&mt('After:').
2667: '</td><td>'.$startform.'</td></tr><tr><td>'.&mt('Before:').'</td><td>'.
2668: $endform.'</td></tr></table></td><td> </td>';
2669: if (ref($allsymbs) eq 'ARRAY') {
2670: $output .= '<td valign="top"><b>'.&mt('Resource').'</b><br />'.
2671: '<select name="resource"><option value="any"';
2672: if ($curr->{'resource'} eq 'any') {
2673: $output .= ' selected="selected"';
2674: }
2675: $output .= '>'.&mt('Any').'</option>'."\n";
2676: foreach my $symb (@{$allsymbs}) {
2677: my $title = &get_resource_title($symb,\%titles,\%maptitles);
2678: my $selstr = '';
2679: if ($curr->{'resource'} eq $symb) {
2680: $selstr = ' selected="selected"';
2681: }
2682: $output .= ' <option value="'.$symb.'"'.$selstr.'>'.$title.'</option>';
2683: }
2684: $output .= '</select></td><td> </td><td valign="top"><b>'.
2685: &mt('Context:').'</b><br /><select name="chgcontext">';
2686: foreach my $chgtype ('any','user','manage','parameter') {
2687: my $selstr = '';
2688: if ($curr->{'chgcontext'} eq $chgtype) {
2689: $output .= $selstr = ' selected="selected"';
2690: }
2691: $output .= '<option value="'.$chgtype.'"'.$selstr.'>'.$lt{$chgtype}.'</option>'."\n";
2692: }
2693: $output .= '</select></td>';
2694: } else {
2695: $output .= '<td valign="top"><b>'.&mt('Action').'</b><br />'.
2696: '<select name="action"><option value="any"';
2697: if ($curr->{'action'} eq 'any') {
2698: $output .= ' selected="selected"';
2699: }
2700: $output .= '>'.&mt('Any').'</option>'."\n";
2701: foreach my $actiontype ('reserve','release') {
2702: my $selstr = '';
2703: if ($curr->{'action'} eq $actiontype) {
2704: $output .= $selstr = ' selected="selected"';
2705: }
2706: $output .= '<option value="'.$actiontype.'"'.$selstr.'>'.$lt{$actiontype}.'</option>'."\n";
2707: }
2708: $output .= '</select></td>';
2709: }
2710: $output .= '<td> </td><td valign="middle"><input type="submit" value="'.
2711: &mt('Update Display').'" /></tr></table>'.
2712: '<p class="LC_info">'.
2713: &mt('Only changes made from servers running LON-CAPA [_1] or later are displayed.'
2714: ,'2.9.0');
2715: if ($version) {
2716: $output .= ' '.&mt('This LON-CAPA server is version [_1]',$version);
2717: }
2718: $output .= '</p><hr /><br />';
2719: return $output;
2720: }
2721:
2722: sub slot_change_messaging {
2723: my ($setting,$subject,$msg,$action) = @_;
2724: my $user = $env{'user.name'};
2725: my $domain = $env{'user.domain'};
2726: my ($message_status,$comment_status);
2727: if ($setting eq 'only_student'
2728: || $setting eq 'student_and_user_notes_screen') {
2729: $message_status =
2730: &Apache::lonmsg::user_normal_msg($user,$domain,$subject,$msg);
2731: $message_status = '<li>'.&mt('Sent to you: [_1]',
2732: $message_status).' </li>';
2733: }
2734: if ($setting eq 'student_and_user_notes_screen') {
2735: $comment_status =
2736: &Apache::lonmsg::store_instructor_comment($subject.'<br />'.
2737: $msg,$user,$domain);
2738: $comment_status = '<li>'.&mt('Entry added to course record (viewable by instructor): [_1]',
2739: $comment_status).'</li>';
2740: }
2741: if ($message_status || $comment_status) {
2742: my $msgtitle;
2743: if ($action eq 'reserve') {
2744: $msgtitle = &mt('Status of messages about saved reservation');
2745: } elsif ($action eq 'release') {
2746: $msgtitle = &mt('Status of messages about dropped reservation');
2747: } elsif ($action eq 'nochange') {
2748: $msgtitle = &mt('Status of messages about unchanged existing reservation');
2749: }
2750: return '<span class="LC_info">'.$msgtitle.'</span>'
2751: .'<ul>'
2752: .$message_status
2753: .$comment_status
2754: .'</ul><hr />';
2755: }
2756: }
2757:
2758: sub upload_start {
2759: my ($r)=@_;
2760: $r->print(
2761: &Apache::grades::checkforfile_js()
2762: .'<h2>'.&mt('Upload a file containing the slot definitions').'</h2>'
2763: .'<form method="post" enctype="multipart/form-data"'
2764: .' action="/adm/slotrequest" name="slotupload">'
2765: .'<input type="hidden" name="command" value="csvuploadmap" />'
2766: .&Apache::lonhtmlcommon::start_pick_box()
2767: .&Apache::lonhtmlcommon::row_title(&mt('File'))
2768: .&Apache::loncommon::upfile_select_html()
2769: .&Apache::lonhtmlcommon::row_closure()
2770: .&Apache::lonhtmlcommon::row_title(
2771: '<label for="noFirstLine">'
2772: .&mt('Ignore First Line')
2773: .'</label>')
2774: .'<input type="checkbox" name="noFirstLine" id="noFirstLine" />'
2775: .&Apache::lonhtmlcommon::row_closure(1)
2776: .&Apache::lonhtmlcommon::end_pick_box()
2777: .'<p>'
2778: .'<input type="button" onclick="javascript:checkUpload(this.form);"'
2779: .' value="'.&mt('Next').'" />'
2780: .'</p>'
2781: .'</form>'
2782: );
2783: }
2784:
2785: sub csvuploadmap_header {
2786: my ($r,$datatoken,$distotal)= @_;
2787: my $javascript;
2788: if ($env{'form.upfile_associate'} eq 'reverse') {
2789: $javascript=&csvupload_javascript_reverse_associate();
2790: } else {
2791: $javascript=&csvupload_javascript_forward_associate();
2792: }
2793:
2794: my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
2795: my $ignore=&mt('Ignore First Line');
2796: my $buttontext = &mt('Reverse Association');
2797:
2798: $r->print(
2799: '<form method="post" enctype="multipart/form-data" action="/adm/slotrequest" name="slotupload">'
2800: .'<h2>'.&mt('Identify fields in uploaded list').'</h2>'
2801: .'<div class="LC_columnSection">'
2802: .&Apache::loncommon::help_open_topic(
2803: 'Slot About',&mt('Help on slots'))
2804: .' '.&Apache::loncommon::help_open_topic(
2805: 'Slot SelectingField',&mt('Help on selecting Fields'))
2806: ."</div>\n"
2807: .'<p class="LC_info">'
2808: .&mt('Total number of records found in file: [_1]','<b>'.$distotal.'</b>')
2809: ."</p>\n"
2810: );
2811: if ($distotal == 0) {
2812: $r->print('<p class="LC_warning">'.&mt('None found').'</p>');
2813: }
2814: $r->print(
2815: '<p>'
2816: .&mt('Enter as many fields as you can.').'<br />'
2817: .&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 />')
2818: .'</p>'
2819: );
2820: $r->print(
2821: '<div class="LC_left_float">'
2822: .'<fieldset><legend>'.&mt('Functions').'</legend>'
2823: .'<label><input type="checkbox" name="noFirstLine"'.$checked.' />'.$ignore.'</label>'
2824: .' <input type="button" value="'.$buttontext
2825: .'" onclick="javascript:this.form.associate.value=\'Reverse Association\';submit(this.form);" />'
2826: .'</fieldset></div><br clear="all" />'
2827: );
2828:
2829: $r->print(<<ENDPICK);
2830: <input type="hidden" name="associate" value="" />
2831: <input type="hidden" name="datatoken" value="$datatoken" />
2832: <input type="hidden" name="fileupload" value="$env{'form.fileupload'}" />
2833: <input type="hidden" name="upfiletype" value="$env{'form.upfiletype'}" />
2834: <input type="hidden" name="upfile_associate"
2835: value="$env{'form.upfile_associate'}" />
2836: <input type="hidden" name="command" value="csvuploadassign" />
2837: <script type="text/javascript" language="Javascript">
2838: // <![CDATA[
2839: $javascript
2840: // ]]>
2841: </script>
2842: ENDPICK
2843: return '';
2844:
2845: }
2846:
2847: sub csvuploadmap_footer {
2848: my ($request,$i,$keyfields) =@_;
2849: my $buttontext = &mt('Create Slots');
2850: $request->print(<<ENDPICK);
2851: <input type="hidden" name="nfields" value="$i" />
2852: <input type="hidden" name="keyfields" value="$keyfields" />
2853: <input type="button" onclick="javascript:verify(this.form)" value="$buttontext" /><br />
2854: </form>
2855: ENDPICK
2856: }
2857:
2858: sub csvupload_javascript_reverse_associate {
2859: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2860: return(<<ENDPICK);
2861: function verify(vf) {
2862: var foundstart=0;
2863: var foundend=0;
2864: var foundname=0;
2865: var foundtype=0;
2866: for (i=0;i<=vf.nfields.value;i++) {
2867: tw=eval('vf.f'+i+'.selectedIndex');
2868: if (i==0 && tw!=0) { foundname=1; }
2869: if (i==1 && tw!=0) { foundtype=1; }
2870: if (i==2 && tw!=0) { foundstat=1; }
2871: if (i==3 && tw!=0) { foundend=1; }
2872: }
2873: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2874: alert('$error1');
2875: return;
2876: }
2877: vf.submit();
2878: }
2879: function flip(vf,tf) {
2880: }
2881: ENDPICK
2882: }
2883:
2884: sub csvupload_javascript_forward_associate {
2885: my $error1=&mt('You need to specify the name, start time, end time and a type.');
2886: return(<<ENDPICK);
2887: function verify(vf) {
2888: var foundstart=0;
2889: var foundend=0;
2890: var foundname=0;
2891: var foundtype=0;
2892: for (i=0;i<=vf.nfields.value;i++) {
2893: tw=eval('vf.f'+i+'.selectedIndex');
2894: if (tw==1) { foundname=1; }
2895: if (tw==2) { foundtype=1; }
2896: if (tw==3) { foundstat=1; }
2897: if (tw==4) { foundend=1; }
2898: }
2899: if (foundstart==0 && foundend==0 && foundtype==0 && foundname==0) {
2900: alert('$error1');
2901: return;
2902: }
2903: vf.submit();
2904: }
2905: function flip(vf,tf) {
2906: }
2907: ENDPICK
2908: }
2909:
2910: sub csv_upload_map {
2911: my ($r)= @_;
2912:
2913: my $datatoken;
2914: if (!$env{'form.datatoken'}) {
2915: $datatoken=&Apache::loncommon::upfile_store($r);
2916: } else {
2917: $datatoken=$env{'form.datatoken'};
2918: &Apache::loncommon::load_tmp_file($r);
2919: }
2920: my @records=&Apache::loncommon::upfile_record_sep();
2921: if ($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: ['proctor','List of proctor ids'],
2956: ['description','Slot Description'],
2957: ['maxspace','Maximum number of reservations'],
2958: ['symb','Resource(s)/Map(s) Restriction'],
2959: ['uniqueperiod','Date range of slot exclusion'],
2960: ['secret','Secret word proctor uses to validate'],
2961: ['allowedsections','Sections slot is restricted to'],
2962: ['allowedusers','Users slot is restricted to'],
2963: );
2964: }
2965:
2966: sub csv_upload_assign {
2967: my ($r,$mgr)= @_;
2968: &Apache::loncommon::load_tmp_file($r);
2969: my @slotdata = &Apache::loncommon::upfile_record_sep();
2970: if ($env{'form.noFirstLine'}) { shift(@slotdata); }
2971: my %fields=&Apache::grades::get_fields();
2972: $r->print('<h3>'.&mt('Creating Slots').'</h3>');
2973: my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
2974: my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
2975: my $countdone=0;
2976: my @errors;
2977: foreach my $slot (@slotdata) {
2978: my %slot;
2979: my %entries=&Apache::loncommon::record_sep($slot);
2980: my $domain;
2981: my $name=$entries{$fields{'name'}};
2982: if ($name=~/^\s*$/) {
2983: push(@errors,"Did not create slot with no name");
2984: next;
2985: }
2986: if ($name=~/\s/) {
2987: push(@errors,"$name not created -- Name must not contain spaces");
2988: next;
2989: }
2990: if ($name=~/\W/) {
2991: push(@errors,"$name not created -- Name must contain only letters, numbers and _");
2992: next;
2993: }
2994: if ($entries{$fields{'type'}}) {
2995: $slot{'type'}=$entries{$fields{'type'}};
2996: } else {
2997: $slot{'type'}='preassigned';
2998: }
2999: if ($slot{'type'} ne 'preassigned' &&
3000: $slot{'type'} ne 'schedulable_student') {
3001: push(@errors,"$name not created -- invalid type ($slot{'type'}) must be either preassigned or schedulable_student");
3002: next;
3003: }
3004: if ($entries{$fields{'starttime'}}) {
3005: $slot{'starttime'}=&UnixDate($entries{$fields{'starttime'}},"%s");
3006: }
3007: if ($entries{$fields{'endtime'}}) {
3008: $slot{'endtime'}=&UnixDate($entries{$fields{'endtime'}},"%s");
3009: }
3010:
3011: # start/endtime must be defined and greater than zero
3012: if (!$slot{'starttime'}) {
3013: push(@errors,"$name not created -- Invalid start time");
3014: next;
3015: }
3016: if (!$slot{'endtime'}) {
3017: push(@errors,"$name not created -- Invalid end time");
3018: next;
3019: }
3020: if ($slot{'starttime'} > $slot{'endtime'}) {
3021: push(@errors,"$name not created -- Slot starts after it ends");
3022: next;
3023: }
3024:
3025: if ($entries{$fields{'startreserve'}}) {
3026: $slot{'startreserve'}=
3027: &UnixDate($entries{$fields{'startreserve'}},"%s");
3028: }
3029: if (defined($slot{'startreserve'})
3030: && $slot{'startreserve'} > $slot{'starttime'}) {
3031: push(@errors,"$name not created -- Slot's reservation start time is after the slot's start time.");
3032: next;
3033: }
3034:
3035: if ($entries{$fields{'endreserve'}}) {
3036: $slot{'endreserve'}=
3037: &UnixDate($entries{$fields{'endreserve'}},"%s");
3038: }
3039: if (defined($slot{'endreserve'})
3040: && $slot{'endreserve'} > $slot{'starttime'}) {
3041: push(@errors,"$name not created -- Slot's reservation end time is after the slot's start time.");
3042: next;
3043: }
3044:
3045: if ($slot{'type'} eq 'schedulable_student') {
3046: if ($entries{$fields{'reservationmsg'}}) {
3047: if (($entries{$fields{'reservationmsg'}} eq 'only_student') ||
3048: ($entries{$fields{'reservationmsg'}} eq 'student_and_user_notes_screen')) {
3049: $slot{'reservationmsg'}=$entries{$fields{'reservationmsg'}};
3050: } else {
3051: unless (($entries{$fields{'reservationmsg'}} eq 'none') ||
3052: ($entries{$fields{'reservationmsg'}} eq '')) {
3053: push(@errors,"$name -- Slot's reservationmsg setting ignored - not one of: 'only_student', 'student_and_user_notes_screen', 'none' or ''");
3054: }
3055: }
3056: }
3057: }
3058:
3059: foreach my $key ('ip','proctor','description','maxspace',
3060: 'secret','symb') {
3061: if ($entries{$fields{$key}}) {
3062: $slot{$key}=$entries{$fields{$key}};
3063: }
3064: }
3065: if ($entries{$fields{'allowedusers'}}) {
3066: $entries{$fields{'allowedusers'}} =~ s/^\s+//;
3067: $entries{$fields{'allowedusers'}} =~ s/\s+$//;
3068: my @allowedusers;
3069: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedusers'}})) {
3070: my ($possuname,$possudom) = split(/:/,$poss);
3071: if (($possuname =~ /^$match_username$/) && ($possudom =~ /^$match_domain$/)) {
3072: unless (grep(/^\Q$poss\E$/,@allowedusers)) {
3073: push(@allowedusers,$poss);
3074: }
3075: }
3076: }
3077: if (@allowedusers > 0) {
3078: $slot{'allowedusers'} = join(',',@allowedusers);
3079: }
3080: }
3081: if ($entries{$fields{'allowedsections'}}) {
3082: $entries{$fields{'allowedsections'}} =~ s/^\s+//;
3083: $entries{$fields{'allowedsections'}} =~ s/\s+$//;
3084: my @allowedsections;
3085: foreach my $poss (split(/\s*,\s*/,$entries{$fields{'allowedsections'}})) {
3086: if (($poss !~ /\W/) && ($poss ne 'none')) {
3087: unless (grep(/^\Q$poss\E$/,@allowedsections)) {
3088: push(@allowedsections,$poss);
3089: }
3090: }
3091: }
3092: if (@allowedsections > 0) {
3093: $slot{'allowedsections'} = join(',',@allowedsections);
3094: }
3095: }
3096: if ($entries{$fields{'uniqueperiod'}}) {
3097: my ($start,$end)=split(',',$entries{$fields{'uniqueperiod'}});
3098: my @times=(&UnixDate($start,"%s"),
3099: &UnixDate($end,"%s"));
3100: $slot{'uniqueperiod'}=\@times;
3101: }
3102: if (defined($slot{'uniqueperiod'})
3103: && $slot{'uniqueperiod'}[0] > $slot{'uniqueperiod'}[1]) {
3104: push(@errors,"$name not created -- Slot's unique period start time is later than the unique period's end time.");
3105: next;
3106: }
3107:
3108: &Apache::lonnet::cput('slots',{$name=>\%slot},$cdom,$cname);
3109: $r->print('.');
3110: $r->rflush();
3111: $countdone++;
3112: }
3113: if ($countdone) {
3114: &Apache::lonnet::devalidate_slots_cache($cname,$cdom);
3115: }
3116: $r->print('<p>'.&mt('Created [quant,_1,slot]',$countdone)."\n".'</p>');
3117: foreach my $error (@errors) {
3118: $r->print('<p><span class="LC_warning">'.$error.'</span></p>'."\n");
3119: }
3120: &show_table($r,$mgr);
3121: return '';
3122: }
3123:
3124: sub slot_command_titles {
3125: my %titles = (
3126: slotlog => 'Reservation Logs',
3127: showslots => 'Manage Slots',
3128: showresv => 'Reservation History',
3129: manageresv => 'Manage Reservations',
3130: uploadstart => 'Upload Slots File',
3131: csvuploadmap => 'Upload Slots File',
3132: csvuploadassign => 'Upload Slots File',
3133: delete => 'Slot Deletion',
3134: release => 'Reservation Result',
3135: remove_reservation => 'Remove Registration',
3136: get_reservation => 'Request Reservation',
3137: );
3138: return %titles;
3139: }
3140:
3141: sub slot_reservationmsg_options {
3142: my %options = &Apache::lonlocal::texthash (
3143: only_student => 'Sent to student',
3144: student_and_user_notes_screen => 'Sent to student and added to user notes',
3145: none => 'None sent and no record in user notes',
3146: );
3147: return %options;
3148: }
3149:
3150: sub handler {
3151: my $r=shift;
3152:
3153: &Apache::loncommon::content_type($r,'text/html');
3154: &Apache::loncommon::no_cache($r);
3155: if ($r->header_only()) {
3156: $r->send_http_header();
3157: return OK;
3158: }
3159:
3160: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
3161:
3162: my %crumb_titles = &slot_command_titles();
3163: my $brcrum;
3164:
3165: my $vgr=&Apache::lonnet::allowed('vgr',$env{'request.course.id'});
3166: my $mgr=&Apache::lonnet::allowed('mgr',$env{'request.course.id'});
3167: my (%slots,$consumed_uniqueperiods);
3168: if ($env{'form.command'} eq 'showslots') {
3169: if (($vgr ne 'F') && ($mgr ne 'F')) {
3170: $env{'form.command'} = 'manageresv';
3171: }
3172: } elsif ($env{'form.command'} eq 'manageresv') {
3173: if (($vgr eq 'F') || ($mgr eq 'F')) {
3174: $env{'form.command'} = 'showslots';
3175: }
3176: }
3177: my $title='Requesting Another Worktime';
3178: if ($env{'form.command'} eq 'showresv') {
3179: $title = 'Reservation History';
3180: if ($env{'form.origin'} eq 'aboutme') {
3181: $brcrum =[{href=>"/adm/$env{'form.udom'}/$env{'form.uname'}/aboutme",text=>'Personal Information Page'}];
3182: } else {
3183: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>'Manage Reservations'}];
3184: }
3185: if (ref($brcrum) eq 'ARRAY') {
3186: push(@{$brcrum},{href=>"/adm/slotrequest?command=showresv",text=>$title});
3187: }
3188: } elsif (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3189: if ($env{'form.command'} eq 'manageresv') {
3190: $title = 'Manage Reservations';
3191: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",text=>$title}];
3192: }
3193: my ($cnum,$cdom)=&get_course();
3194: %slots = &Apache::lonnet::get_course_slots($cnum,$cdom);
3195: $consumed_uniqueperiods = &get_consumed_uniqueperiods(\%slots);
3196: } elsif ($vgr eq 'F') {
3197: if ($env{'form.command'} =~ /^(slotlog|showslots|uploadstart|csvuploadmap|csvuploadassign|delete|release|remove_registration)$/) {
3198: $brcrum =[{href=>"/adm/slotrequest?command=showslots",
3199: text=>$crumb_titles{'showslots'}}];
3200: $title = 'Managing Slots';
3201: unless ($env{'form.command'} eq 'showslots') {
3202: if (ref($brcrum) eq 'ARRAY') {
3203: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3204: }
3205: }
3206: }
3207: } elsif ($env{'form.command'} eq 'release') {
3208: if ($env{'form.context'} eq 'usermanage') {
3209: $brcrum =[{href=>"/adm/slotrequest?command=manageresv",
3210: text=>$crumb_titles{'showslots'}}];
3211: $title = 'Manage Reservations';
3212: if (ref($brcrum) eq 'ARRAY') {
3213: push(@{$brcrum},{href=>"/adm/slotrequest?command=$env{'form.command'}",text=>$crumb_titles{$env{'form.command'}}});
3214: }
3215: }
3216: } else {
3217: $brcrum =[];
3218: }
3219: my ($symb,$js,$available,$allavailable,$got_slots);
3220: $available = [];
3221: if ($env{'form.requestattempt'}) {
3222: $symb=&unescape($env{'form.symb'});
3223: @{$got_slots}=&check_for_reservation($symb,'allslots');
3224: }
3225: if (($env{'form.requestattempt'}) || ($env{'form.command'} eq 'manageresv')) {
3226: $js = &reservation_js(\%slots,$consumed_uniqueperiods,$available,$got_slots,$symb);
3227: }
3228: &start_page($r,$title,$brcrum,$js);
3229:
3230: if ($env{'form.command'} eq 'manageresv') {
3231: $allavailable = $available;
3232: undef($available);
3233: undef($got_slots);
3234: my $crstype = &Apache::loncommon::course_type();
3235: &manage_reservations($r,$crstype,\%slots,$consumed_uniqueperiods,$allavailable);
3236: } elsif ($env{'form.command'} eq 'showresv') {
3237: &show_reservations($r,$env{'form.uname'},$env{'form.udom'});
3238: } elsif ($env{'form.command'} eq 'showslots' && $vgr eq 'F') {
3239: &show_table($r,$mgr);
3240: } elsif ($env{'form.command'} eq 'remove_registration' && $mgr eq 'F') {
3241: &remove_registration($r);
3242: } elsif ($env{'form.command'} eq 'release' && $mgr eq 'F') {
3243: if ($env{'form.entry'} eq 'remove all') {
3244: &release_all_slot($r,$mgr);
3245: } else {
3246: &release_slot($r,undef,undef,undef,$mgr);
3247: }
3248: } elsif ($env{'form.command'} eq 'delete' && $mgr eq 'F') {
3249: &delete_slot($r);
3250: } elsif ($env{'form.command'} eq 'uploadstart' && $mgr eq 'F') {
3251: &upload_start($r);
3252: } elsif ($env{'form.command'} eq 'csvuploadmap' && $mgr eq 'F') {
3253: &csv_upload_map($r);
3254: } elsif ($env{'form.command'} eq 'csvuploadassign' && $mgr eq 'F') {
3255: if ($env{'form.associate'} ne 'Reverse Association') {
3256: &csv_upload_assign($r,$mgr);
3257: } else {
3258: if ( $env{'form.upfile_associate'} ne 'reverse' ) {
3259: $env{'form.upfile_associate'} = 'reverse';
3260: } else {
3261: $env{'form.upfile_associate'} = 'forward';
3262: }
3263: &csv_upload_map($r);
3264: }
3265: } elsif ($env{'form.command'} eq 'slotlog' && $mgr eq 'F') {
3266: &show_reservations_log($r);
3267: } else {
3268: my $symb=&unescape($env{'form.symb'});
3269: if (!defined($symb)) {
3270: &fail($r,'not_valid');
3271: return OK;
3272: }
3273: my (undef,undef,$res)=&Apache::lonnet::decode_symb($symb);
3274: my $useslots = &Apache::lonnet::EXT("resource.0.useslots",$symb);
3275: if ($useslots ne 'resource'
3276: && $useslots ne 'map'
3277: && $useslots ne 'map_map') {
3278: &fail($r,'not_available');
3279: return OK;
3280: }
3281: $env{'request.symb'}=$symb;
3282: my $type = ($res =~ /\.task$/) ? 'Task'
3283: : 'problem';
3284: my ($status) = &Apache::lonhomework::check_slot_access('0',$type);
3285: if ($status eq 'CAN_ANSWER' ||
3286: $status eq 'NEEDS_CHECKIN' ||
3287: $status eq 'WAITING_FOR_GRADE') {
3288: &fail($r,'not_allowed');
3289: return OK;
3290: }
3291: if ($env{'form.requestattempt'}) {
3292: $r->print('<div class="LC_left_float">');
3293: $r->print(&show_choices($symb,undef,undef,undef,\%slots,$consumed_uniqueperiods,$available,$got_slots));
3294: $r->print('</div><div style="padding:0;clear:both;margin:0;border:0"></div>');
3295: } elsif ($env{'form.command'} eq 'release') {
3296: &release_slot($r,$symb);
3297: } elsif ($env{'form.command'} eq 'get') {
3298: &get_slot($r,$symb);
3299: } elsif ($env{'form.command'} eq 'change') {
3300: if ($env{'form.nochange'}) {
3301: my $slot_name = $env{'form.releaseslot'};
3302: my @slots = &check_for_reservation($symb,'allslots');
3303: my $msg;
3304: if (($slot_name ne '') && (grep(/^\Q$slot_name\E/,@slots))) {
3305: my %slot=&Apache::lonnet::get_slot($env{'form.releaseslot'});
3306: my $description=&get_description($slot_name,\%slot);
3307: $msg = '<span style="font-weight: bold;">'.
3308: &mt('Unchanged reservation: [_1]',$description).'</span><br /><br />';
3309: my $person =
3310: &Apache::loncommon::plainname($env{'user.name'},$env{'user.domain'});
3311: my $subject = &mt('Reservation unchanged: [_1]',$description);
3312: my $msgbody = &mt('No change to existing registration by [_1] for [_2].',$person,$description);
3313: $msg .= &slot_change_messaging($slot{'reservationmsg'},$subject,$msgbody,'nochange');
3314: } else {
3315: $msg = '<span class="LC_warning">'.&mt('Reservation no longer reported as available.').'</span>';
3316: }
3317: $r->print($msg);
3318: &return_link($r);
3319: } elsif (&get_slot($r,$symb,$env{'form.releaseslot'},1)) {
3320: &release_slot($r,$symb,$env{'form.releaseslot'});
3321: }
3322: } else {
3323: $r->print('<p>'.&mt('Unknown command: [_1]',$env{'form.command'}).'</p>');
3324: }
3325: }
3326: &end_page($r);
3327: return OK;
3328: }
3329:
3330: 1;
3331: __END__
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