Annotation of loncom/interface/lonchart.pm, revision 1.42
1.1 www 1: # The LearningOnline Network with CAPA
1.25 minaeibi 2: # (Publication Handler
3: #
1.42 ! stredwic 4: # $Id: lonchart.pm,v 1.41 2002/06/03 19:28:17 albertel Exp $
1.25 minaeibi 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: #
1.1 www 28: # Homework Performance Chart
29: #
30: # (Navigate Maps Handler
31: #
32: # (Page Handler
33: #
34: # (TeX Content Handler
1.27 minaeibi 35: # YEAR=2000
1.1 www 36: # 05/29/00,05/30 Gerd Kortemeyer)
37: # 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23,
38: # 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16 Gerd Kortemeyer)
1.27 minaeibi 39: # YEAR=2001
1.14 minaeibi 40: # 3/1/1,6/1,17/1,29/1,30/1,31/1 Gerd Kortemeyer)
1.5 minaeibi 41: # 7/10/01 Behrouz Minaei
1.6 www 42: # 9/8 Gerd Kortemeyer
1.27 minaeibi 43: # 10/1, 10/19, 11/17, 11/22, 11/24, 11/28 12/18 Behrouz Minaei
44: # YEAR=2002
1.33 minaeibi 45: # 2/1, 2/6, 2/19, 2/28 Behrouz Minaei
1.26 minaeibi 46: #
47: ###
1.1 www 48:
49: package Apache::lonchart;
50:
51: use strict;
52: use Apache::Constants qw(:common :http);
53: use Apache::lonnet();
1.28 albertel 54: use Apache::loncommon();
1.1 www 55: use HTML::TokeParser;
56: use GDBM_File;
57:
58: # -------------------------------------------------------------- Module Globals
59: my %hash;
1.30 minaeibi 60: my %CachData;
1.1 www 61: my @cols;
62: my @rowlabels;
63: my @students;
1.30 minaeibi 64: my @PreCol;
65: my $r;
1.33 minaeibi 66:
1.1 www 67: # ------------------------------------------------------------- Find out status
68:
1.5 minaeibi 69: sub ExtractStudentData {
70: my ($index,$coid)=@_;
71: my ($sname,$sdom) = split( /\:/, $students[$index] );
1.39 stredwic 72: my %result=&Apache::lonnet::dump($coid,$sdom,$sname);
1.5 minaeibi 73: my $ResId;
74: my $Code;
75: my $Tries;
76: my $Wrongs;
1.7 minaeibi 77: my %TempHash;
1.5 minaeibi 78: my $Version;
1.10 minaeibi 79: my $ProbNo;
1.26 minaeibi 80: my $ProbSolved;
81: my $ProbTotal;
1.22 minaeibi 82: my $LatestVersion;
1.5 minaeibi 83: my $Str=substr($students[$index].
84: ' ',0,14).' ! '.
85: substr($rowlabels[$index].
86: ' ',0,45).' ! ';
1.39 stredwic 87:
1.40 stredwic 88: my($checkForError)=keys (%result);
89: if($checkForError =~ /^(con_lost|error|no_such_host)/i) {
90: my $PrTot = sprintf( "%5d", $ProbTotal );
91: my $PrSvd = sprintf( "%5d", $ProbSolved );
92: $Str .= ' '.'<font color="#000088">'.$PrSvd.' /'.$PrTot.'</font> ';
93: return $Str;
94: }
95:
1.39 stredwic 96: $ProbNo = 0;
97: $ProbTotal = 0;
98: $ProbSolved = 0;
99: my $IterationNo = 0;
100: foreach $ResId (@cols) {
101: if ($IterationNo == 0) {$IterationNo++; next;}
102: if (!$ResId) {
103: my $PrNo = sprintf( "%3d", $ProbNo );
104: $Str .= ' '.'<font color="#007700">'.$PrNo.'</font> ';
105: $ProbSolved += $ProbNo;
106: $ProbNo=0;
107: next;
108: }
109: $ResId=~/(\d+)\.(\d+)/;
110: my $meta=$hash{'src_'.$ResId};
111: my $PartNo = 0;
112: undef %TempHash;
113: foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) {
114: if ($_=~/^stores\_(\d+)\_tries$/) {
115: my $Part=&Apache::lonnet::metadata($meta,$_.'.part');
116: if ( $TempHash{"$Part"} eq '' ) {
117: $TempHash{"$Part"} = $Part;
118: $TempHash{$PartNo}=$Part;
119: $TempHash{"$Part.Code"} = ' ';
120: $PartNo++;
121: }
1.10 minaeibi 122: }
1.39 stredwic 123: }
1.11 minaeibi 124:
1.39 stredwic 125: my $Prob = &Apache::lonnet::symbclean(
126: &Apache::lonnet::declutter($hash{'map_id_'.$1} ).
1.5 minaeibi 127: '___'.$2.'___'.
1.38 www 128: &Apache::lonnet::declutter( $hash{'src_'.$ResId} ));
1.39 stredwic 129: $Code=' ';
130: $Tries = 0;
131: $LatestVersion = $result{"version:$Prob"};
132:
133: if ( $LatestVersion ) {
134: for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) {
135: my $vkeys = $result{"$Version:keys:$Prob"};
136: my @keys = split(/\:/,$vkeys);
137:
138: foreach my $Key (@keys) {
139: if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) {
140: my $Part = $1;
141: $Tries = $result{"$Version:$Prob:resource.$Part.tries"};
142: $TempHash{"$Part.Tries"}=($Tries) ? $Tries : 0;
143: my $Val = $result{"$Version:$Prob:resource.$Part.solved"};
144: if ($Val eq 'correct_by_student'){$Code='*';}
145: elsif ($Val eq 'correct_by_override'){$Code = '+';}
146: elsif ($Val eq 'incorrect_attempted'){$Code = '.';}
147: elsif ($Val eq 'incorrect_by_override'){$Code = '-';}
148: elsif ($Val eq 'excused'){$Code = 'x';}
149: elsif ($Val eq 'ungraded_attempted'){$Code = '#';}
150: else {$Code = ' ';}
151:
152: $TempHash{"$Part.Code"} = $Code;
153: }
154: }
155: }
1.38 www 156: # Actually append problem to output (all parts)
1.39 stredwic 157: $Str.='<a href="/adm/grades?symb='.
1.38 www 158: &Apache::lonnet::escape($Prob).
159: '&student='.$sname.'&domain='.$sdom.'&command=submission">';
1.39 stredwic 160: for ( my $n = 0; $n < $PartNo; $n++ ) {
161: my $part = $TempHash{$n};
162: my $Code = $TempHash{"$part.Code"};
163: if ( $Code eq '*') {
164: $ProbNo++;
165: if (($TempHash{"$part.Tries"}<10) ||
166: ($TempHash{"$part.Tries"} eq '')) {
167: $TempHash{"$part.Code"}=$TempHash{"$part.Tries"};
168: }
1.26 minaeibi 169: }
1.39 stredwic 170: elsif ( $Code eq '+' ) {$ProbNo++;}
171: $Str .= $TempHash{"$part.Code"};
172: if ( $Code ne 'x' ) {$ProbTotal++;}
173: }
174: $Str.='</a>';
175: } else {
176: for(my $n=0; $n<$PartNo; $n++) {
177: $Str.=' ';
178: $ProbTotal++;
1.26 minaeibi 179: }
1.39 stredwic 180: }
1.1 www 181: }
1.39 stredwic 182:
1.26 minaeibi 183: my $PrTot = sprintf( "%5d", $ProbTotal );
184: my $PrSvd = sprintf( "%5d", $ProbSolved );
185: $Str .= ' '.'<font color="#000088">'.$PrSvd.' /'.$PrTot.'</font> ';
1.11 minaeibi 186:
1.10 minaeibi 187: return $Str ;
1.1 www 188: }
189:
1.5 minaeibi 190:
1.1 www 191: # ------------------------------------------------------------ Build page table
192:
193: sub tracetable {
194: my ($rid,$beenhere)=@_;
195: unless ($beenhere=~/\&$rid\&/) {
196: $beenhere.=$rid.'&';
1.7 minaeibi 197: # new ... updating the map according to sequence and page
1.1 www 198: if (defined($hash{'is_map_'.$rid})) {
1.7 minaeibi 199: my $cmap=$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$rid}}};
200: if ( $cmap eq 'sequence' || $cmap eq 'page' ) {
1.1 www 201: $cols[$#cols+1]=0;
202: }
203: if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) &&
204: (defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) {
205: my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}};
206:
207: &tracetable($hash{'map_start_'.$hash{'src_'.$rid}},
208: '&'.$frid.'&');
209:
210: if ($hash{'src_'.$frid}) {
211: if ($hash{'src_'.$frid}=~
212: /\.(problem|exam|quiz|assess|survey|form)$/) {
213: $cols[$#cols+1]=$frid;
214: }
215: }
216:
217: }
218: } else {
219: if ($hash{'src_'.$rid}) {
220: if ($hash{'src_'.$rid}=~
221: /\.(problem|exam|quiz|assess|survey|form)$/) {
222: $cols[$#cols+1]=$rid;
223: }
224: }
225: }
226: if (defined($hash{'to_'.$rid})) {
1.31 minaeibi 227: foreach (split(/\,/,$hash{'to_'.$rid})){
1.1 www 228: &tracetable($hash{'goesto_'.$_},$beenhere);
1.31 minaeibi 229: }
1.1 www 230: }
231: }
232: }
1.33 minaeibi 233:
234: sub usection {
1.36 minaeibi 235: my ($udom,$unam,$courseid,$ActiveFlag)=@_;
1.33 minaeibi 236: $courseid=~s/\_/\//g;
237: $courseid=~s/^(\w)/\/$1/;
1.39 stredwic 238:
239: my %result=&Apache::lonnet::dump('roles',$udom,$unam);
1.40 stredwic 240:
241: my($checkForError)=keys (%result);
242: if($checkForError =~ /^(con_lost|error|no_such_host)/i) {
243: return -1;
244: }
1.41 albertel 245: my $cursection='-1';
246: my $oldsection='-1';
247: my $status='Expired';
1.39 stredwic 248: foreach my $key (keys (%result)) {
249: my $value = $result{$key};
1.33 minaeibi 250: if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) {
251: my $section=$1;
252: if ($key eq $courseid.'_st') { $section=''; }
1.39 stredwic 253: my ($dummy,$end,$start)=split(/\_/,$value);
1.41 albertel 254: my $now=time;
255: my $notactive=0;
256: if ($start) { if ($now<$start) { $notactive=1; } }
257: if ($end) { if ($now>$end) { $notactive=1; } }
258: if ($notactive == 0) { $status='Active';$cursection=$section;}
259: if ($notactive == 1) { $oldsection=$section;}
1.33 minaeibi 260: }
1.34 minaeibi 261: }
1.41 albertel 262: if ($status eq $ActiveFlag) {
263: if ($cursection eq '-1') { return $oldsection; }
264: return $cursection;
265: }
266: if ($ActiveFlag eq 'Any') {
267: if ($cursection eq '-1') { return $oldsection; }
268: return $cursection;
269: }
1.36 minaeibi 270: return '-1';
1.33 minaeibi 271: }
272:
1.30 minaeibi 273: sub BuildChart {
274: # ----------------------- Get first and last resource, see if there is anything
275: my $firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}};
276: my $lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}};
277: if (($firstres) && ($lastres)) {
278: # ----------------------------------------------------------------- Render page
279: my $cid=$ENV{'request.course.id'};
280: my $chome=$ENV{'course.'.$cid.'.home'};
281: my ($cdom,$cnum)=split(/\_/,$cid);
282: # ---------------------------------------------- Read class list and row labels
1.39 stredwic 283: my %classlist=&Apache::lonnet::dump('classlist',$cdom,$cnum);
1.40 stredwic 284:
285: my($checkForError)=keys (%classlist);
286: if($checkForError =~ /^(con_lost|error|no_such_host)/i) {
287: $r->print('<h1>Could not access course data</h1>');
288: } else {
289: my $now=time;
1.41 albertel 290: foreach my $name (sort(keys(%classlist))) {
1.40 stredwic 291: my $value=$classlist{$name};
292: my ($end,$start)=split(/\:/,$value);
293: my $active=1;
294: my $Status=$ENV{'form.status'};
295: $Status = ($Status) ? $Status : 'Active';
296: if ( ( ($end) && $now > $end ) &&
297: ( ($Status eq 'Active') ) ) { $active=0; }
298: if ( ($Status eq 'Expired') &&
299: ($end == 0 || $now < $end) ) { $active=0; }
300: if ($active) {
301: my $thisindex=$#students+1;
302: $students[$thisindex]=$name;
303: my ($sname,$sdom)=split(/\:/,$name);
304: $PreCol[$thisindex]=$sname.':';
305: my $ssec=&usection($sdom,$sname,$cid,$Status);
306: if ($ssec==-1) {
307: $rowlabels[$thisindex]=
308: 'Data not available: '.$name;
309: } else {
310: my %reply=&Apache::lonnet::idrget($sdom,$sname);
1.41 albertel 311: my %name=&Apache::lonnet::get('environment',
1.40 stredwic 312: ['lastname','generation'
313: ,'firstname'
314: ,'middlename'],
315: $sdom,$sname);
1.42 ! stredwic 316: my $name=$name{'lastname'};
! 317: if ($name{'generation'}) {$name.=" $name{generation}";}
1.41 albertel 318: $name.=',';
1.42 ! stredwic 319: if ($name{'firstname'}) {$name.=" $name{firstname}";}
! 320: if ($name{'middlename'}) {$name.=" $name{middlename}";}
1.41 albertel 321: if ($name eq ',') {$name='';}
1.40 stredwic 322: #$ssec=(int($ssec)) ? int($ssec) : $ssec;
323: my $sec=sprintf('%3s',$ssec);
324: $rowlabels[$thisindex]=$sec.' '.$reply{$sname}.' ';
1.41 albertel 325: $PreCol[$thisindex] .= $name.':'.$sec;
326: $rowlabels[$thisindex].=$name.' ';
1.30 minaeibi 327: }
328: }
1.31 minaeibi 329: }
1.30 minaeibi 330: }
331:
332: my $allstudents=$#students+1;
333: $r->print('<h3>'.$allstudents.' students</h3>');
334: &CreateForm();
335: $r->rflush();
1.24 minaeibi 336:
1.30 minaeibi 337: # --------------- Find all assessments and put them into some linear-like order
338: &tracetable($firstres,'&'.$lastres.'&');
339: # ----------------------------------------------------------------- Start table
1.1 www 340:
1.30 minaeibi 341: $r->print('<p><pre>');
342: my $index;
343: for ($index=0;$index<=$#students;$index++) {
344: my $Str=&ExtractStudentData($index,$cid);
345: $r->print($Str.'<br>');
346: $r->rflush();
347: $CachData{$PreCol[$index]}=$Str;
348: }
349: $r->print('</pre>');
350: } else {
351: $r->print('<h3>Undefined course sequence</h3>');
352: }
353: }
1.1 www 354:
1.30 minaeibi 355: sub CreateForm {
1.33 minaeibi 356: my $OpSel1='';
357: my $OpSel2='';
1.36 minaeibi 358: my $OpSel3='';
359: my $Status = $ENV{'form.status'};
360: if ( $Status eq 'Any' ) { $OpSel3='selected'; }
361: elsif ($Status eq 'Expired' ) { $OpSel2 = 'selected'; }
1.33 minaeibi 362: else { $OpSel1 = 'selected'; }
363:
1.30 minaeibi 364: my $Ptr = '<form name=stat method=post action="/adm/chart" >'."\n";
365: $Ptr .= '<b> Sort by: </b>'."\n";
366: $Ptr .= ' ';
1.33 minaeibi 367: $Ptr .= '<input type=submit name=sort value="User Name" />'."\n";
1.30 minaeibi 368: $Ptr .= ' ';
369: $Ptr .= '<input type=submit name=sort value="Last Name" />'."\n";
370: $Ptr .= ' ';
371: $Ptr .= '<input type=submit name=sort value="Section"/>'."\n";
1.33 minaeibi 372: $Ptr .= '<br><br>';
1.36 minaeibi 373: $Ptr .= '<b> Student Status: </b>'."\n".
374: '<select name="status">'.
375: '<option '.$OpSel1.' >Active</option>'."\n".
376: '<option '.$OpSel2.' >Expired</option>'."\n".
377: '<option '.$OpSel3.' >Any</option> </select> '."\n";
1.33 minaeibi 378: $Ptr .= ' ';
1.30 minaeibi 379: $Ptr .= '<input type=submit name=sort value="Recalculate Chart"/>'."\n";
380: $Ptr .= '</form>'."\n";
381: $r->print( $Ptr );
382: }
1.1 www 383:
1.30 minaeibi 384: sub CacheChart {
1.35 albertel 385: my %list = ();
1.30 minaeibi 386: my $count=0;
387:
388: my $Pos = $ENV{'form.sort'};
389: if ( $Pos eq 'Last Name' ) {$Pos=1;}
390: elsif ( $Pos eq 'Section' ) {$Pos=2;}
391: else {$Pos=0;}
392:
393: foreach my $key( keys %CachData) {
394: my @Temp=split(/\:/,$key);
395: my $Use = $Temp[$Pos];
1.35 albertel 396: $list{$Use.$key}=$key;
1.30 minaeibi 397: $count++;
398: }
1.1 www 399:
1.35 albertel 400: my @order = sort(keys(%list));
1.1 www 401:
1.30 minaeibi 402: $r->print('<h3>'.$count.' students</h3>');
403: &CreateForm();
404: $r->rflush();
405:
406: $r->print('<p><pre>');
407: for ( my $n; $n < $count; $n++) {
1.35 albertel 408: $r->print($CachData{$list{$order[$n]}}.'<br>');
1.30 minaeibi 409: }
410: $r->print('</pre>');
411: }
1.1 www 412:
1.30 minaeibi 413: sub Start {
414: undef %hash;
415: undef %CachData;
416: undef @students;
417: undef @cols;
418: undef @rowlabels;
419: undef @PreCol;
420:
421: $r->print('<html><head><title>'.
422: 'LON-CAPA Assessment Chart</title></head>');
423: $r->print('<body bgcolor="#FFFFFF">'.
424: '<script>window.focus();</script>'.
425: '<img align=right src=/adm/lonIcons/lonlogos.gif>'.
426: '<h1>Assessment Chart</h1>');
1.1 www 427: # ---------------------------------------------------------------- Course title
1.30 minaeibi 428: $r->print('<h1>'.$ENV{'course.'.$ENV{'request.course.id'}.
429: '.description'}.'</h1><h3>'.localtime().
430: "</h3><p><pre>1..9: correct by student in 1..9 tries\n".
431: " *: correct by student in more than 9 tries\n".
432: " +: correct by override\n".
433: " -: incorrect by override\n".
434: " .: incorrect attempted\n".
435: " #: ungraded attempted\n".
436: " : not attempted\n".
437: " x: excused</pre><p>");
1.1 www 438: # ------------------------------- This is going to take a while, produce output
1.30 minaeibi 439: $r->rflush();
1.1 www 440:
1.30 minaeibi 441: my $cid=$ENV{'request.course.id'};
442: my $ChartDB = "/home/httpd/perl/tmp/$ENV{'user.name'}".
443: "_$ENV{'user.domain'}_$cid\_chart.db";
444:
445: if ((-e "$ChartDB") && ($ENV{'form.sort'} ne 'Recalculate Chart')) {
446: if (tie(%CachData,'GDBM_File',"$ChartDB",&GDBM_READER,0640)) {
447: &CacheChart();
448: }
449: else {
450: $r->print("Unable to tie hash to db file");
451: }
452: }
453: else {
454: if (tie(%CachData,'GDBM_File',$ChartDB,&GDBM_WRCREAT,0640)) {
455: foreach (keys %CachData) {delete $CachData{$_};}
456: &BuildChart();
457: }
458: else {
459: $r->print("Unable to tie hash to db file");
460: }
1.1 www 461: }
1.30 minaeibi 462: untie(%CachData);
463: }
1.1 www 464:
1.30 minaeibi 465: # ================================================================ Main Handler
1.1 www 466:
1.30 minaeibi 467: sub handler {
468: $r=shift;
469: if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) {
470: # ------------------------------------------- Set document type for header only
471: if ($r->header_only) {
472: if ($ENV{'browser.mathml'}) {
473: $r->content_type('text/xml');
474: } else {
475: $r->content_type('text/html');
476: }
477: &Apache::loncommon::no_cache($r);
478: $r->send_http_header;
479: return OK;
480: }
1.1 www 481:
1.30 minaeibi 482: my $requrl=$r->uri;
483: # ----------------------------------------------------------------- Tie db file
484: if ($ENV{'request.course.fn'}) {
485: my $fn=$ENV{'request.course.fn'};
486: if (-e "$fn.db") {
487: if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) {
488: # ------------------------------------------------------------------- Hash tied
489: # ---------------------------------------------------------------- Send headers
490: $r->content_type('text/html');
491: $r->send_http_header;
492: &Start();
493: $r->print('</body></html>');
1.1 www 494: # ------------------------------------------------------------- End render page
1.30 minaeibi 495: } else {
496: $r->content_type('text/html');
497: $r->send_http_header;
498: $r->print('<html><body>Coursemap undefined.</body></html>');
499: }
1.1 www 500: # ------------------------------------------------------------------ Untie hash
1.30 minaeibi 501: unless (untie(%hash)) {
502: &Apache::lonnet::logthis("<font color=blue>WARNING: ".
503: "Could not untie coursemap $fn (browse).</font>");
504: }
1.1 www 505:
506: # -------------------------------------------------------------------- All done
1.30 minaeibi 507: return OK;
1.1 www 508: # ----------------------------------------------- Errors, hash could no be tied
1.30 minaeibi 509: }
510: } else {
511: $ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized";
512: return HTTP_NOT_ACCEPTABLE;
513: }
514: } else {
515: $ENV{'user.error.msg'}=
1.1 www 516: $r->uri.":vgr:0:0:Cannot view grades for complete course";
1.30 minaeibi 517: return HTTP_NOT_ACCEPTABLE;
518: }
1.1 www 519: }
520: 1;
521: __END__
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