1: # The LearningOnline Network with CAPA
2: # Handler to set parameters for assessments
3: #
4: # $Id: lonparmset.pm,v 1.56 2002/08/08 13:44:17 www 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: # (Handler to resolve ambiguous file locations
29: #
30: # (TeX Content Handler
31: #
32: # YEAR=2000
33: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
34: #
35: # 10/11,10/12,10/16 Gerd Kortemeyer)
36: #
37: # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,
38: # 12/08,12/12,
39: # YEAR=2001
40: # 16/01/01,02/08,03/20,03/23,03/24,03/26,05/09,
41: # 07/05,07/06,08/08,08/09,09/01,09/21 Gerd Kortemeyer
42: # 12/17 Scott Harrison
43: # 12/19 Guy Albertelli
44: # 12/26,12/27 Gerd Kortemeyer
45: #
46: # YEAR=2002
47: # 7/19 Jeremy Bowers
48: ###
49:
50: package Apache::lonparmset;
51:
52: use strict;
53: use Apache::lonnet;
54: use Apache::Constants qw(:common :http REDIRECT);
55: use Apache::loncommon;
56: use GDBM_File;
57:
58:
59: my %courseopt;
60: my %useropt;
61: my %parmhash;
62:
63: my @ids;
64: my %symbp;
65: my %mapp;
66: my %typep;
67: my %keyp;
68:
69: my $uname;
70: my $udom;
71: my $uhome;
72: my $csec;
73:
74: # -------------------------------------------- Figure out a cascading parameter
75:
76: sub parmval {
77: my ($what,$id,$def)=@_;
78: my $result='';
79: my @outpar=();
80: # ----------------------------------------------------- Cascading lookup scheme
81:
82: my $symbparm=$symbp{$id}.'.'.$what;
83: my $mapparm=$mapp{$id}.'___(all).'.$what;
84:
85: my $seclevel=$ENV{'request.course.id'}.'.['.$csec.'].'.$what;
86: my $seclevelr=$ENV{'request.course.id'}.'.['.$csec.'].'.$symbparm;
87: my $seclevelm=$ENV{'request.course.id'}.'.['.$csec.'].'.$mapparm;
88:
89: my $courselevel=$ENV{'request.course.id'}.'.'.$what;
90: my $courselevelr=$ENV{'request.course.id'}.'.'.$symbparm;
91: my $courselevelm=$ENV{'request.course.id'}.'.'.$mapparm;
92:
93: # -------------------------------------------------------- first, check default
94:
95: if ($def) { $outpar[11]=$def; $result=11; }
96:
97: # ----------------------------------------------------- second, check map parms
98:
99: my $thisparm=$parmhash{$symbparm};
100: if ($thisparm) { $outpar[10]=$thisparm; $result=10; }
101:
102: # --------------------------------------------------------- third, check course
103:
104: if ($courseopt{$courselevel}) {
105: $outpar[9]=$courseopt{$courselevel};
106: $result=9;
107: }
108:
109: if ($courseopt{$courselevelm}) {
110: $outpar[8]=$courseopt{$courselevelm};
111: $result=8;
112: }
113:
114: if ($courseopt{$courselevelr}) {
115: $outpar[7]=$courseopt{$courselevelr};
116: $result=7;
117: }
118:
119: if ($csec) {
120: if ($courseopt{$seclevel}) {
121: $outpar[6]=$courseopt{$seclevel};
122: $result=6;
123: }
124: if ($courseopt{$seclevelm}) {
125: $outpar[5]=$courseopt{$seclevelm};
126: $result=5;
127: }
128:
129: if ($courseopt{$seclevelr}) {
130: $outpar[4]=$courseopt{$seclevelr};
131: $result=4;
132: }
133: }
134:
135: # ---------------------------------------------------------- fourth, check user
136:
137: if ($uname) {
138: if ($useropt{$courselevel}) {
139: $outpar[3]=$useropt{$courselevel};
140: $result=3;
141: }
142:
143: if ($useropt{$courselevelm}) {
144: $outpar[2]=$useropt{$courselevelm};
145: $result=2;
146: }
147:
148: if ($useropt{$courselevelr}) {
149: $outpar[1]=$useropt{$courselevelr};
150: $result=1;
151: }
152: }
153:
154: return ($result,@outpar);
155: }
156:
157: # ------------------------------------------------------------ Output for value
158:
159: sub valout {
160: my ($value,$type)=@_;
161: return ($value?(($type=~/^date/)?localtime($value):$value):' ');
162: }
163:
164: # -------------------------------------------------------- Produces link anchor
165:
166: sub plink {
167: my ($type,$dis,$value,$marker,$return,$call)=@_;
168: my $winvalue=$value;
169: unless ($winvalue) {
170: if ($type=~/^date/) {
171: $winvalue=$ENV{'form.recent_'.$type};
172: } else {
173: $winvalue=$ENV{'form.recent_'.(split(/\_/,$type))[0]};
174: }
175: }
176: return
177: '<a href="javascript:pjump('."'".$type."','".$dis."','".$winvalue."','"
178: .$marker."','".$return."','".$call."'".');">'.
179: &valout($value,$type).'</a><a name="'.$marker.'"></a>';
180: }
181:
182:
183: sub startpage {
184: my ($r,$id,$udom,$csec,$uname)=@_;
185: $r->content_type('text/html');
186: $r->send_http_header;
187: $r->print(<<ENDHEAD);
188: <html>
189: <head>
190: <title>LON-CAPA Course Parameters</title>
191: <script>
192:
193: function pclose() {
194: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
195: "height=350,width=350,scrollbars=no,menubar=no");
196: parmwin.close();
197: }
198:
199: function pjump(type,dis,value,marker,ret,call) {
200: document.parmform.pres_marker.value='';
201: parmwin=window.open("/adm/rat/parameter.html?type="+escape(type)
202: +"&value="+escape(value)+"&marker="+escape(marker)
203: +"&return="+escape(ret)
204: +"&call="+escape(call)+"&name="+escape(dis),"LONCAPAparms",
205: "height=350,width=350,scrollbars=no,menubar=no");
206:
207: }
208:
209: function psub() {
210: pclose();
211: if (document.parmform.pres_marker.value!='') {
212: document.parmform.action+='#'+document.parmform.pres_marker.value;
213: var typedef=new Array();
214: typedef=document.parmform.pres_type.value.split('_');
215: if (document.parmform.pres_type.value!='') {
216: if (typedef[0]=='date') {
217: eval('document.parmform.recent_'+
218: document.parmform.pres_type.value+
219: '.value=document.parmform.pres_value.value;');
220: } else {
221: eval('document.parmform.recent_'+typedef[0]+
222: '.value=document.parmform.pres_value.value;');
223: }
224: }
225: document.parmform.submit();
226: } else {
227: document.parmform.pres_value.value='';
228: document.parmform.pres_marker.value='';
229: }
230: }
231:
232: </script>
233: </head>
234: <body bgcolor="#FFFFFF" onUnload="pclose()">
235: <h1>Set Course Parameters</h1>
236: <form method="post" action="/adm/parmset" name="envform">
237: <h2>Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h2>
238: <h3>Course Environment</h3>
239: <input type="submit" name="crsenv" value="Set Course Environment">
240: </form>
241: <form method="post" action="/adm/parmset" name="parmform">
242: <h3>Course Assessments</h3>
243: <b>
244: Section/Group:
245: <input type="text" value="$csec" size="6" name="csec">
246: <br>
247: For User
248: <input type="text" value="$uname" size="12" name="uname">
249: or ID
250: <input type="text" value="$id" size="12" name="id">
251: at Domain
252: <input type="text" value="$udom" size="6" name="udom">
253: </b>
254: <input type="hidden" value='' name="pres_value">
255: <input type="hidden" value='' name="pres_type">
256: <input type="hidden" value='' name="pres_marker">
257: ENDHEAD
258:
259: }
260:
261: sub print_row {
262: my ($r,$which,$part,$name,$rid,$default,$type,$display,$defbgone,
263: $defbgtwo)=@_;
264: my ($result,@outpar)=&parmval($$part{$which}.'.'.$$name{$which},
265: $rid,$$default{$which});
266: $r->print("<td bgcolor=".$defbgtwo.
267: '>'.$$part{$which}.'</td><td bgcolor='.$defbgone.
268: '>'.$$display{$which}.'</td>');
269: my $thismarker=$which;
270: $thismarker=~s/^parameter\_//;
271: my $mprefix=$rid.'&'.$thismarker.'&';
272:
273: &print_td($r,11,'#FFDDDD',$result,\@outpar,$mprefix,$_,$type,$display);
274: &print_td($r,10,'#FFDDDD',$result,\@outpar,$mprefix,$_,$type,$display);
275: &print_td($r,9,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
276: &print_td($r,8,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
277: &print_td($r,7,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
278: if ($csec) {
279: &print_td($r,6,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
280: &print_td($r,5,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
281: &print_td($r,4,$defbgtwo,$result,\@outpar,$mprefix,$_,$type,$display);
282: }
283: if ($uname) {
284: &print_td($r,3,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
285: &print_td($r,2,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
286: &print_td($r,1,$defbgone,$result,\@outpar,$mprefix,$_,$type,$display);
287: }
288: $r->print('<td bgcolor=#CCCCFF>'.&valout($outpar[$result],$$type{$which}).'</td>');
289: my $sessionval=&Apache::lonnet::EXT('resource.'.$$part{$which}.
290: '.'.$$name{$which},$symbp{$rid});
291: $r->print('<td bgcolor=#999999><font color=#FFFFFF>'.
292: &valout($sessionval,$$type{$which}).' '.
293: '</font></td>');
294: $r->print('</tr>');
295: }
296:
297: sub print_td {
298: my ($r,$which,$defbg,$result,$outpar,$mprefix,$value,$type,$display)=@_;
299: $r->print('<td bgcolor='.(($result==$which)?'"#AAFFAA"':$defbg).'>'.
300: &plink($$type{$value},$$display{$value},$$outpar[$which],
301: $mprefix."$which",'parmform.pres','psub').'</td>');
302: }
303:
304: sub assessparms {
305:
306: my $r=shift;
307: # -------------------------------------------------------- Variable declaration
308: my %allkeys;
309: my %allmaps;
310: my %defp;
311: %courseopt=();
312: %useropt=();
313: my %bighash=();
314:
315: @ids=();
316: %symbp=();
317: %typep=();
318:
319: my $message='';
320:
321: $csec=$ENV{'form.csec'};
322: $udom=$ENV{'form.udom'};
323: unless ($udom) { $udom=$r->dir_config('lonDefDomain'); }
324:
325: my $pscat=$ENV{'form.pscat'};
326: my $pschp=$ENV{'form.pschp'};
327: my $pssymb='';
328:
329: # ----------------------------------------------- Was this started from grades?
330:
331: if (($ENV{'form.command'} eq 'set') && ($ENV{'form.url'})
332: && (!$ENV{'form.dis'})) {
333: my $url=$ENV{'form.url'};
334: $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
335: $pssymb=&Apache::lonnet::symbread($url);
336: $pscat='all';
337: $pschp='';
338: } elsif ($ENV{'form.symb'}) {
339: $pssymb=$ENV{'form.symb'};
340: $pscat='all';
341: $pschp='';
342: } else {
343: $ENV{'form.url'}='';
344: }
345:
346: my $id=$ENV{'form.id'};
347: if (($id) && ($udom)) {
348: $uname=(&Apache::lonnet::idget($udom,$id))[1];
349: if ($uname) {
350: $id='';
351: } else {
352: $message=
353: "<font color=red>Unknown ID '$id' at domain '$udom'</font>";
354: }
355: } else {
356: $uname=$ENV{'form.uname'};
357: }
358: unless ($udom) { $uname=''; }
359: $uhome='';
360: if ($uname) {
361: $uhome=&Apache::lonnet::homeserver($uname,$udom);
362: if ($uhome eq 'no_host') {
363: $message=
364: "<font color=red>Unknown user '$uname' at domain '$udom'</font>";
365: $uname='';
366: } else {
367: $csec=&Apache::lonnet::usection($udom,$uname,
368: $ENV{'request.course.id'});
369: if ($csec eq '-1') {
370: $message="<font color=red>".
371: "User '$uname' at domain '$udom' not ".
372: "in this course</font>";
373: $uname='';
374: $csec=$ENV{'form.csec'};
375: } else {
376: my %name=&Apache::lonnet::userenvironment($udom,$uname,
377: ('firstname','middlename','lastname','generation','id'));
378: $message="\n<p>\nFull Name: ".
379: $name{'firstname'}.' '.$name{'middlename'}.' '
380: .$name{'lastname'}.' '.$name{'generation'}.
381: "<br>\nID: ".$name{'id'}.'<p>';
382: }
383: }
384: }
385:
386: unless ($csec) { $csec=''; }
387:
388: my $fcat=$ENV{'form.fcat'};
389: unless ($fcat) { $fcat=''; }
390:
391: # ------------------------------------------------------------------- Tie hashs
392: if (!(tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
393: &GDBM_READER,0640))) {
394: $r->print("Unable to access course data. (File $ENV{'request.course.fn'}.db not tieable)");
395: return ;
396: }
397: if (!(tie(%parmhash,'GDBM_File',
398: $ENV{'request.course.fn'}.'_parms.db',&GDBM_READER,0640))) {
399: $r->print("Unable to access parameter data. (File $ENV{'request.course.fn'}_parms.db not tieable)");
400: return ;
401: }
402: # --------------------------------------------------------- Get all assessments
403: foreach (keys %bighash) {
404: if ($_=~/^src\_(\d+)\.(\d+)$/) {
405: my $mapid=$1;
406: my $resid=$2;
407: my $id=$mapid.'.'.$resid;
408: my $srcf=$bighash{$_};
409: if ($srcf=~/\.(problem|exam|quiz|assess|survey|form)$/) {
410: $ids[$#ids+1]=$id;
411: $typep{$id}=$1;
412: $keyp{$id}='';
413: foreach (split(/\,/,
414: &Apache::lonnet::metadata($srcf,'keys'))) {
415: if ($_=~/^parameter\_(.*)/) {
416: my $key=$_;
417: my $allkey=$1;
418: $allkey=~s/\_/\./;
419: my $display=
420: &Apache::lonnet::metadata($srcf,$key.'.display');
421: unless ($display) {
422: $display=
423: &Apache::lonnet::metadata($srcf,$key.'.name');
424: }
425: $allkeys{$allkey}=$display;
426: if ($allkey eq $fcat) {
427: $defp{$id}=
428: &Apache::lonnet::metadata($srcf,$key);
429: }
430: if ($keyp{$id}) {
431: $keyp{$id}.=','.$key;
432: } else {
433: $keyp{$id}=$key;
434: }
435: }
436: }
437: $mapp{$id}=
438: &Apache::lonnet::declutter($bighash{'map_id_'.$mapid});
439: $allmaps{$mapid}=$mapp{$id};
440: $symbp{$id}=$mapp{$id}.
441: '___'.$resid.'___'.
442: &Apache::lonnet::declutter($srcf);
443: }
444: }
445: }
446: # ---------------------------------------------------------- Anything to store?
447: if ($ENV{'form.pres_marker'}) {
448: my ($sresid,$spnam,$snum)=split(/\&/,$ENV{'form.pres_marker'});
449: $spnam=~s/\_([^\_]+)$/\.$1/;
450: # ---------------------------------------------------------- Construct prefixes
451:
452: my $symbparm=$symbp{$sresid}.'.'.$spnam;
453: my $mapparm=$mapp{$sresid}.'___(all).'.$spnam;
454:
455: my $seclevel=$ENV{'request.course.id'}.'.['.$csec.'].'.$spnam;
456: my $seclevelr=$ENV{'request.course.id'}.'.['.$csec.'].'.$symbparm;
457: my $seclevelm=$ENV{'request.course.id'}.'.['.$csec.'].'.$mapparm;
458:
459: my $courselevel=$ENV{'request.course.id'}.'.'.$spnam;
460: my $courselevelr=$ENV{'request.course.id'}.'.'.$symbparm;
461: my $courselevelm=$ENV{'request.course.id'}.'.'.$mapparm;
462:
463: my $storeunder='';
464: if (($snum==9) || ($snum==3)) { $storeunder=$courselevel; }
465: if (($snum==8) || ($snum==2)) { $storeunder=$courselevelm; }
466: if (($snum==7) || ($snum==1)) { $storeunder=$courselevelr; }
467: if ($snum==6) { $storeunder=$seclevel; }
468: if ($snum==5) { $storeunder=$seclevelm; }
469: if ($snum==4) { $storeunder=$seclevelr; }
470:
471: my %storecontent = ($storeunder => $ENV{'form.pres_value'},
472: $storeunder.'type' => $ENV{'form.pres_type'});
473: my $reply='';
474: if ($snum>3) {
475: # ---------------------------------------------------------------- Store Course
476: #
477: # Expire sheets
478: &Apache::lonnet::expirespread('','','studentcalc');
479: if (($snum==7) || ($snum==4)) {
480: &Apache::lonnet::expirespread('','','assesscalc',$symbp{$sresid});
481: } elsif (($snum==8) || ($snum==5)) {
482: &Apache::lonnet::expirespread('','','assesscalc',$mapp{$sresid});
483: } else {
484: &Apache::lonnet::expirespread('','','assesscalc');
485: }
486: # Store parameter
487: $reply=&Apache::lonnet::cput
488: ('resourcedata',\%storecontent,
489: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
490: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
491: } else {
492: # ------------------------------------------------------------------ Store User
493: #
494: # Expire sheets
495: &Apache::lonnet::expirespread($uname,$udom,'studentcalc');
496: if ($snum==1) {
497: &Apache::lonnet::expirespread
498: ($uname,$udom,'assesscalc',$symbp{$sresid});
499: } elsif ($snum==2) {
500: &Apache::lonnet::expirespread
501: ($uname,$udom,'assesscalc',$mapp{$sresid});
502: } else {
503: &Apache::lonnet::expirespread($uname,$udom,'assesscalc');
504: }
505: # Store parameter
506: $reply=&Apache::lonnet::cput
507: ('resourcedata',\%storecontent,$udom,$uname);
508: }
509:
510: if ($reply=~/^error\:(.*)/) {
511: $message.="<font color=red>Write Error: $1</font>";
512: }
513: # ---------------------------------------------------------------- Done storing
514: }
515: # -------------------------------------------------------------- Get coursedata
516: %courseopt = &Apache::lonnet::dump
517: ('resourcedata',
518: $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
519: $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
520: # --------------------------------------------------- Get userdata (if present)
521: if ($uname) {
522: %useropt=&Apache::lonnet::dump('resourcedata',$udom,$uname);
523: }
524:
525: # ------------------------------------------------------------------- Sort this
526:
527: @ids=sort {
528: if ($fcat eq '') {
529: $a<=>$b;
530: } else {
531: my ($result,@outpar)=&parmval($fcat,$a,$defp{$a});
532: my $aparm=$outpar[$result];
533: ($result,@outpar)=&parmval($fcat,$b,$defp{$b});
534: my $bparm=$outpar[$result];
535: 1*$aparm<=>1*$bparm;
536: }
537: } @ids;
538:
539: # ------------------------------------------------------------------ Start page
540: &startpage($r,$id,$udom,$csec,$uname);
541: # if ($ENV{'form.url'}) {
542: # $r->print('<input type="hidden" value="'.$ENV{'form.url'}.
543: # '" name="url"><input type="hidden" name="command" value="set">');
544: # }
545: foreach ('tolerance','date_default','date_start','date_end',
546: 'date_interval','int','float','string') {
547: $r->print('<input type="hidden" value="'.
548: $ENV{'form.recent_'.$_}.'" name="recent_'.$_.'">');
549: }
550:
551: $r->print('<h2>'.$message.'</h2><table><tr><td>Sort list by</td><td>');
552: $r->print('<select name="fcat">');
553: $r->print('<option value="">Enclosing Map</option>');
554: foreach (reverse sort keys %allkeys) {
555: $r->print('<option value="'.$_.'"');
556: if ($fcat eq $_) { $r->print(' selected'); }
557: $r->print('>'.$allkeys{$_}.'</option>');
558: }
559: if (!$pssymb) {
560: $r->print('</select></tr><tr><td>Select Enclosing Map</td><td><select name=pschp>');
561: $r->print('<option value=all>All Maps</option>');
562: foreach (sort keys %allmaps) {
563: $r->print('<option value="'.$_.'"');
564: if (($pssymb=~/^$allmaps{$_}/) ||
565: ($pschp eq $_)) { $r->print(' selected'); }
566: $r->print('>'.$allmaps{$_}.'</option>');
567: }
568: } else {
569: my ($map,$id,$resource)=split(/___/,$pssymb);
570: $r->print('<tr><td>Specfic Resource</td><td> </td></tr>');
571: $r->print('<input type="hidden" value="'.$pssymb.'" name="symb">');
572: }
573: $r->print('</select></td></tr><tr><td>Select Parameter</td><td><select name=pscat>');
574: $r->print('<option value=all>All Parameters</option>');
575: foreach (reverse sort keys %allkeys) {
576: $r->print('<option value="'.$_.'"');
577: if ($pscat eq $_) { $r->print(' selected'); }
578: $r->print('>'.$allkeys{$_}.'</option>');
579: }
580: $r->print('</select></td></tr></table><br><input name=dis type="submit" value="Display">');
581: if (($pscat) || ($pschp) || ($pssymb)) {
582: # ----------------------------------------------------------------- Start Table
583: my $catmarker='parameter_'.$pscat;
584: $catmarker=~s/\./\_/g;
585: my $coursespan=$csec?8:5;
586: my $csuname=$ENV{'user.name'};
587: my $csudom=$ENV{'user.domain'};
588: $r->print(<<ENDTABLEHEAD);
589: <p><table border=2>
590: <tr><td colspan=5></td>
591: <th colspan=$coursespan>Any User</th>
592: ENDTABLEHEAD
593: if ($uname) {
594: $r->print("<th colspan=3 rowspan=2>User $uname at Domain $udom</th>");
595: }
596: $r->print(<<ENDTABLETWO);
597: <th rowspan=3>Parameter in Effect</th>
598: <th rowspan=3>Current Session Value<br>($csuname at $csudom)</th>
599: </tr><tr><td colspan=5></td>
600: <th colspan=2>Resource Level</th>
601: <th colspan=3>in Course</th>
602: ENDTABLETWO
603: if ($csec) {
604: $r->print("<th colspan=3>in Section/Group $csec</th>");
605: }
606: $r->print(<<ENDTABLEHEADFOUR);
607: </tr><tr><th>Assessment URL and Title</th><th>Type</th>
608: <th>Enclosing Map</th><th>Part No.</th><th>Parameter Name</th>
609: <th>default</th><th>from Enclosing Map</th>
610: <th>general</th><th>for Enclosing Map</th><th>for Resource</th>
611: ENDTABLEHEADFOUR
612: if ($csec) {
613: $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
614: }
615: if ($uname) {
616: $r->print('<th>general</th><th>for Enclosing Map</th><th>for Resource</th>');
617: }
618: $r->print('</tr>');
619: my $defbgone='';
620: my $defbgtwo='';
621: foreach (@ids) {
622: my $rid=$_;
623: my ($inmapid)=($rid=~/\.(\d+)$/);
624: if (($pschp eq 'all') || ($allmaps{$pschp} eq $mapp{$rid}) ||
625: ($pssymb eq $symbp{$rid})) {
626: # ------------------------------------------------------ Entry for one resource
627: if ($defbgone eq '"E0E099"') {
628: $defbgone='"E0E0DD"';
629: } else {
630: $defbgone='"E0E099"';
631: }
632: if ($defbgtwo eq '"FFFF99"') {
633: $defbgtwo='"FFFFDD"';
634: } else {
635: $defbgtwo='"FFFF99"';
636: }
637: my $thistitle='';
638: my %name= ();
639: undef %name;
640: my %part= ();
641: my %display=();
642: my %type= ();
643: my %default=();
644: my $uri=&Apache::lonnet::declutter($bighash{'src_'.$rid});
645:
646: foreach (split(/\,/,$keyp{$rid})) {
647: if (($_ eq $catmarker) || ($pscat eq 'all')) {
648: $part{$_}=&Apache::lonnet::metadata($uri,$_.'.part');
649: $name{$_}=&Apache::lonnet::metadata($uri,$_.'.name');
650: $display{$_}=&Apache::lonnet::metadata($uri,$_.'.display');
651: unless ($display{$_}) { $display{$_}=''; }
652: $display{$_}.=' ('.$name{$_}.')';
653: $default{$_}=&Apache::lonnet::metadata($uri,$_);
654: $type{$_}=&Apache::lonnet::metadata($uri,$_.'.type');
655: $thistitle=&Apache::lonnet::metadata($uri,$_.'.title');
656: }
657: }
658: my $totalparms=scalar keys %name;
659: if ($totalparms>0) {
660: my $firstrow=1;
661: $r->print('<tr><td bgcolor='.$defbgone.
662: ' rowspan='.$totalparms.'><tt><font size=-1>'.
663: join(' / ',split(/\//,$uri)).
664: '</font></tt><p><b>'.
665: $bighash{'title_'.$rid});
666: if ($thistitle) {
667: $r->print(' ('.$thistitle.')');
668: }
669: $r->print('</b></td>');
670: $r->print('<td bgcolor='.$defbgtwo.
671: ' rowspan='.$totalparms.'>'.$typep{$rid}.'</td>');
672: $r->print('<td bgcolor='.$defbgone.
673: ' rowspan='.$totalparms.'><tt><font size=-1>'.
674: join(' / ',split(/\//,$mapp{$rid})).'</font></tt></td>');
675: foreach (sort keys %name) {
676: unless ($firstrow) {
677: $r->print('<tr>');
678: } else {
679: $firstrow=0;
680: }
681: &print_row($r,$_,\%part,\%name,$rid,\%default,
682: \%type,\%display,$defbgone,$defbgtwo);
683: }
684: }
685: # -------------------------------------------------- End entry for one resource
686: }
687: }
688: $r->print('</table>');
689: }
690: $r->print('</form></body></html>');
691: untie(%bighash);
692: untie(%parmhash);
693: }
694:
695: # Set course environment parameters
696: sub crsenv {
697: my $r=shift;
698: my $setoutput='';
699: my $dom = $ENV{'course.'.$ENV{'request.course.id'}.'.domain'};
700: my $crs = $ENV{'course.'.$ENV{'request.course.id'}.'.num'};
701: # -------------------------------------------------- Go through list of changes
702: foreach (keys %ENV) {
703: if ($_=~/^form\.(.+)\_setparmval$/) {
704: my $name=$1;
705: my $value=$ENV{'form.'.$name.'_value'};
706: if ($name eq 'newp') {
707: $name=$ENV{'form.newp_name'};
708: }
709: if ($name eq 'url') {
710: $value=~s/^\/res\///;
711: my @tmp = &Apache::lonnet::get
712: ('environment',['url'],$dom,$crs);
713: $setoutput.='Backing up previous URL: '.
714: &Apache::lonnet::put
715: ('environment',
716: {'top level map backup ' => $tmp[1] },
717: $dom,$crs).
718: '<br>';
719: }
720: if ($name) {
721: $setoutput.='Setting <tt>'.$name.'</tt> to <tt>'.
722: $value.'</tt>: '.
723: &Apache::lonnet::put
724: ('environment',{$name=>$value},$dom,$crs).
725: '<br>';
726: }
727: }
728: }
729: # -------------------------------------------------------- Get parameters again
730:
731: my %values=&Apache::lonnet::dump('environment',$dom,$crs);
732: my $output='';
733: if (! exists($values{'con_lost'})) {
734: my %descriptions=
735: ('url' => '<b>Top Level Map</b> '.
736: '<a href="javascript:openbrowser'.
737: "('envform','url','sequence')\">".
738: 'Browse</a><br><font color=red> '.
739: 'Modification may make assessment data '.
740: 'inaccessible</font>',
741: 'description' => '<b>Course Description</b>',
742: 'courseid' => '<b>Course ID or number</b><br>'.
743: '(internal, optional)',
744: 'default_xml_style' => '<b>Default XML Style File</b> '.
745: '<a href="javascript:openbrowser'.
746: "('envform','default_xml_style'".
747: ",'sty')\">Browse</a><br>",
748: 'question.email' => '<b>Feedback Addresses for Content '.
749: 'Questions</b><br>(<tt>user:domain,'.
750: 'user:domain,...</tt>)',
751: 'comment.email' => '<b>Feedback Addresses for Comments</b><br>'.
752: '(<tt>user:domain,user:domain,...</tt>)',
753: 'policy.email' => '<b>Feedback Addresses for Course Policy</b>'.
754: '<br>(<tt>user:domain,user:domain,...</tt>)',
755: 'hideemptyrows' => '<b>Hide Empty Rows in Spreadsheets</b><br>'.
756: '("<tt>yes</tt>" for default hiding)',
757: 'pageseparators' => '<b>Visibly Separate Items on Pages</b><br>'.
758: '("<tt>yes</tt>" for visible separation)',
759: 'pch.roles.denied'=> '<b>Disallow Resource Discussion for '.
760: 'Roles</b><br>"<tt>st</tt>": '.
761: 'student, "<tt>ta</tt>": '.
762: 'TA, "<tt>in</tt>": '.
763: 'instructor;<br><tt>role,role,...</tt>) '.
764: Apache::loncommon::help_open_topic("Course_Disable_Discussion"),
765: 'pch.users.denied' =>
766: '<b>Disallow Resource Discussion for Users</b><br>'.
767: '(<tt>user:domain,user:domain,...</tt>)',
768: 'spreadsheet_default_classcalc'
769: => '<b>Default Course Spreadsheet</b> '.
770: '<a href="javascript:openbrowser'.
771: "('envform','spreadsheet_default_classcalc'".
772: ",'spreadsheet')\">Browse</a><br>",
773: 'spreadsheet_default_studentcalc'
774: => '<b>Default Student Spreadsheet</b> '.
775: '<a href="javascript:openbrowser'.
776: "('envform','spreadsheet_default_calc'".
777: ",'spreadsheet')\">Browse</a><br>",
778: 'spreadsheet_default_assesscalc'
779: => '<b>Default Assessment Spreadsheet</b> '.
780: '<a href="javascript:openbrowser'.
781: "('envform','spreadsheet_default_assesscalc'".
782: ",'spreadsheet')\">Browse</a><br>",
783: );
784: foreach (keys(%values)) {
785: unless ($descriptions{$_}) {
786: $descriptions{$_}=$_;
787: }
788: }
789: foreach (sort keys %descriptions) {
790: # onchange is javascript to automatically check the 'Set' button.
791: my $onchange = 'onchange="javascript:window.document.forms'.
792: '[\'envform\'].elements[\''.$_.'_setparmval\']'.
793: '.checked=true;"';
794: $output.='<tr><td>'.$descriptions{$_}.'</td>'.
795: '<td><input name="'.$_.'_value" size=40 '.
796: 'value="'.$values{$_}.'" '.$onchange.' /></td>'.
797: '<td><input type=checkbox name="'.$_.'_setparmval"></td>'.
798: '</tr>'."\n";
799: }
800: my $onchange = 'onchange="javascript:window.document.forms'.
801: '[\'envform\'].elements[\'newp_setparmval\']'.
802: '.checked=true;"';
803: $output.='<tr><td><i>Create New Environment Variable</i><br />'.
804: '<input type="text" size=40 name="newp_name" '.
805: $onchange.' /></td><td>'.
806: '<input type="text" size=40 name="newp_value" '.
807: $onchange.' /></td><td>'.
808: '<input type="checkbox" name="newp_setparmval" /></td></tr>';
809: }
810: $r->print(<<ENDENV);
811: <html>
812: <script type="text/javascript" language="Javascript" >
813: var editbrowser;
814: function openbrowser(formname,elementname,only,omit) {
815: var url = '/res/?';
816: if (editbrowser == null) {
817: url += 'launch=1&';
818: }
819: url += 'catalogmode=interactive&';
820: url += 'mode=parmset&';
821: url += 'form=' + formname + '&';
822: if (only != null) {
823: url += 'only=' + only + '&';
824: }
825: if (omit != null) {
826: url += 'omit=' + omit + '&';
827: }
828: url += 'element=' + elementname + '';
829: var title = 'Browser';
830: var options = 'scrollbars=1,resizable=1,menubar=0';
831: options += ',width=700,height=600';
832: editbrowser = open(url,title,options,'1');
833: editbrowser.focus();
834: }
835: </script>
836: <head>
837: <title>LON-CAPA Course Environment</title>
838: </head>
839: <body bgcolor="#FFFFFF">
840: <h1>Set Course Parameters</h1>
841: <form method="post" action="/adm/parmset" name="envform">
842: <h2>Course: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}</h2>
843: <h3>Course Environment</h3>
844: $setoutput
845: <p>
846: <table border=2>
847: <tr><th>Parameter</th><th>Value</th><th>Set?</th></tr>
848: $output
849: </table>
850: <input type="submit" name="crsenv" value="Set Course Environment">
851: </form>
852: </body>
853: </html>
854: ENDENV
855: }
856:
857: # ================================================================ Main Handler
858:
859: sub handler {
860: my $r=shift;
861:
862: if ($r->header_only) {
863: $r->content_type('text/html');
864: $r->send_http_header;
865: return OK;
866: }
867: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
868: # ----------------------------------------------------- Needs to be in a course
869:
870: if (($ENV{'request.course.id'}) &&
871: (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'}))) {
872:
873: unless (($ENV{'form.crsenv'}) || (!$ENV{'request.course.fn'})) {
874: # --------------------------------------------------------- Bring up assessment
875: &assessparms($r);
876: # ---------------------------------------------- This is for course environment
877: } else {
878: &crsenv($r);
879: }
880: } else {
881: # ----------------------------- Not in a course, or not allowed to modify parms
882: $ENV{'user.error.msg'}=
883: "/adm/parmset:opa:0:0:Cannot modify assessment parameters";
884: return HTTP_NOT_ACCEPTABLE;
885: }
886: return OK;
887: }
888:
889: 1;
890: __END__
891:
892:
893: =head1 NAME
894:
895: Apache::lonparmset - Handler to set parameters for assessments
896:
897: =head1 SYNOPSIS
898:
899: Invoked by /etc/httpd/conf/srm.conf:
900:
901: <Location /adm/parmset>
902: PerlAccessHandler Apache::lonacc
903: SetHandler perl-script
904: PerlHandler Apache::lonparmset
905: ErrorDocument 403 /adm/login
906: ErrorDocument 406 /adm/roles
907: ErrorDocument 500 /adm/errorhandler
908: </Location>
909:
910: =head1 INTRODUCTION
911:
912: This module sets assessment parameters.
913:
914: This is part of the LearningOnline Network with CAPA project
915: described at http://www.lon-capa.org.
916:
917: =head1 HANDLER SUBROUTINE
918:
919: This routine is called by Apache and mod_perl.
920:
921: =over 4
922:
923: =item *
924:
925: need to be in course
926:
927: =item *
928:
929: bring up assessment screen or course environment
930:
931: =back
932:
933: =head1 OTHER SUBROUTINES
934:
935: =over 4
936:
937: =item *
938:
939: parmval() : figure out a cascading parameter
940:
941: =item *
942:
943: valout() : format a value for output
944:
945: =item *
946:
947: plink() : produces link anchor
948:
949: =item *
950:
951: assessparms() : show assess data and parameters
952:
953: =item *
954:
955: crsenv() : for the course environment
956:
957: =back
958:
959: =cut
960:
961:
962:
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