1: # The LearningOnline Network with CAPA
2: # Homework Performance Chart
3: #
4: # (Navigate Maps Handler
5: #
6: # (Page Handler
7: #
8: # (TeX Content Handler
9: #
10: # 05/29/00,05/30 Gerd Kortemeyer)
11: # 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23,
12: # 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16 Gerd Kortemeyer)
13: #
14: # 3/1/1,6/1,17/1,29/1,30/1,31/1 Gerd Kortemeyer)
15: # 7/10/01 Behrouz Minaei
16: # 9/8 Gerd Kortemeyer
17: # 10/18/01, 10/19/01 Behrouz Minaei
18: # 11/17/01, 11/22/01, 11/24/01 Behrouz Minaei
19:
20: package Apache::lonchart;
21:
22: use strict;
23: use Apache::Constants qw(:common :http);
24: use Apache::lonnet();
25: use HTML::TokeParser;
26: use GDBM_File;
27:
28: # -------------------------------------------------------------- Module Globals
29: my %hash;
30: my @cols;
31: my @rowlabels;
32: my @students;
33: my $r;
34:
35: # ------------------------------------------------------------- Find out status
36:
37: sub ExtractStudentData {
38: my ($index,$coid)=@_;
39: my ($sname,$sdom) = split( /\:/, $students[$index] );
40: my $shome=&Apache::lonnet::homeserver( $sname,$sdom );
41: my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome );
42: my %result=();
43: my $ResId;
44: my $Code;
45: my $Tries;
46: my $Wrongs;
47: my %TempHash;
48: my $Version;
49: my $ProbNo;
50: my $PrTotal;
51: my $LatestVersion;
52:
53: my $test = $ENV{'request.course.fn'};
54: my $comp = '/home/httpd/perl/tmp/minaeibi_msu_12679c3ed543a25msul1';
55:
56: my $Str=substr($students[$index].
57: ' ',0,14).' ! '.
58: substr($rowlabels[$index].
59: ' ',0,45).' ! ';
60: unless ($reply=~/^error\:/) {
61: map {
62: my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_));
63: $result{$name}=$value;
64: } split(/\&/,$reply);
65: $ProbNo = 0;
66: $PrTotal = 0;
67: my $IterationNo = 0;
68: foreach $ResId (@cols) {
69: if ($IterationNo == 0) {$IterationNo++; next;}
70: if (!$ResId) {
71: my $PrNo = sprintf( "%3d", $ProbNo );
72: $Str .= ' '.'<font color="#007700">'.$PrNo.'</font> ';
73: $PrTotal += $ProbNo;
74: $ProbNo=0;
75: next;
76: }
77: $ResId=~/(\d+)\.(\d+)/;
78: my $meta=$hash{'src_'.$ResId};
79: my $PartNo = 0;
80: undef %TempHash;
81: map {
82: if ($_=~/^stores\_(\d+)\_tries$/) {
83: my $Part=&Apache::lonnet::metadata($meta,$_.'.part');
84: if ( $TempHash{"$Part"} eq '' ) {
85: $TempHash{"$Part"} = $Part;
86: $TempHash{$PartNo}=$Part;
87: $TempHash{"$Part.Code"} = ' ';
88: $PartNo++;
89: }
90: }
91: } split(/\,/,&Apache::lonnet::metadata($meta,'keys'));
92:
93: my $Prob = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ).
94: '___'.$2.'___'.
95: &Apache::lonnet::declutter( $hash{'src_'.$ResId} );
96: $Code=' ';
97: $Tries = 0;
98: $LatestVersion = $result{"version:$Prob"};
99:
100: if ( $LatestVersion ) {
101: for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) {
102: my $vkeys = $result{"$Version:keys:$Prob"};
103: my @keys = split(/\:/,$vkeys);
104:
105: foreach my $Key (@keys) {
106: if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) {
107: my $Part = $1;
108: $Tries = $result{"$Version:$Prob:resource.$Part.tries"};
109: $TempHash{"$Part.Tries"}=($Tries) ? $Tries : 0;
110: my $Val = $result{"$Version:$Prob:resource.$Part.solved"};
111: if ($Val eq 'correct_by_student'){$Code='*';}
112: elsif ($Val eq 'correct_by_override'){$Code = '+';}
113: elsif ($Val eq 'incorrect_attempted'){$Code = '.';}
114: elsif ($Val eq 'incorrect_by_override'){$Code = '-';}
115: elsif ($Val eq 'excused'){$Code = 'x';}
116: else {$Code = ' ';}
117: $TempHash{"$Part.Code"} = $Code;
118: # if ($test=~/*minaeibi*/) {
119: $r->print($Key." PartNo =$PartNo "." Tries=$Tries!<br>$Version:$Prob:resource.$Part.tries".' = '.$result{"$Version:$Prob:resource.$Part.tries"}." $Val "."($Code)".'<br>');
120: # }
121: }
122: }
123: }
124:
125: for ( my $n = 0; $n < $PartNo; $n++ ) {
126: my $part = $TempHash{$n};
127: if ($TempHash{"$part.Code"} eq '*') {
128: $ProbNo++;
129: if (($TempHash{"$part.Tries"}<10) ||
130: ($TempHash{"$part.Tries"} eq '')) {
131: $TempHash{"$part.Code"}=$TempHash{"$part.Tries"};
132: }
133: }
134: $Str .= $TempHash{"$part.Code"};
135: $r->print($n.") Part=".$part." code=$TempHash{$part.'.Code'}<br>");
136: }
137: }
138: else {for(my $n=0; $n<$PartNo; $n++) {$Str.=' ';}}
139: }
140: }
141: my $PrTot = sprintf( "%5d", $PrTotal );
142: $Str .= ' '.'<font color="#000088">'.$PrTot.'</font> ';
143:
144: return $Str ;
145: }
146:
147:
148: # ------------------------------------------------------------ Build page table
149:
150: sub tracetable {
151: my ($rid,$beenhere)=@_;
152: unless ($beenhere=~/\&$rid\&/) {
153: $beenhere.=$rid.'&';
154: # new ... updating the map according to sequence and page
155: if (defined($hash{'is_map_'.$rid})) {
156: my $cmap=$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$rid}}};
157: if ( $cmap eq 'sequence' || $cmap eq 'page' ) {
158: $cols[$#cols+1]=0;
159: }
160: if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) &&
161: (defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) {
162: my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}};
163:
164: &tracetable($hash{'map_start_'.$hash{'src_'.$rid}},
165: '&'.$frid.'&');
166:
167: if ($hash{'src_'.$frid}) {
168: if ($hash{'src_'.$frid}=~
169: /\.(problem|exam|quiz|assess|survey|form)$/) {
170: $cols[$#cols+1]=$frid;
171: }
172: }
173:
174: }
175: } else {
176: if ($hash{'src_'.$rid}) {
177: if ($hash{'src_'.$rid}=~
178: /\.(problem|exam|quiz|assess|survey|form)$/) {
179: $cols[$#cols+1]=$rid;
180: }
181: }
182: }
183: if (defined($hash{'to_'.$rid})) {
184: map {
185: &tracetable($hash{'goesto_'.$_},$beenhere);
186: } split(/\,/,$hash{'to_'.$rid});
187: }
188: }
189: }
190:
191: # ================================================================ Main Handler
192:
193: sub handler {
194: $r=shift;
195:
196: if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) {
197: # ------------------------------------------- Set document type for header only
198:
199: if ($r->header_only) {
200: if ($ENV{'browser.mathml'}) {
201: $r->content_type('text/xml');
202: } else {
203: $r->content_type('text/html');
204: }
205: $r->send_http_header;
206: return OK;
207: }
208:
209: my $requrl=$r->uri;
210: # ----------------------------------------------------------------- Tie db file
211: if ($ENV{'request.course.fn'}) {
212: my $fn=$ENV{'request.course.fn'};
213: if (-e "$fn.db") {
214: if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) {
215: # ------------------------------------------------------------------- Hash tied
216:
217:
218: # ------------------------------------------------------------------ Build page
219:
220: # ---------------------------------------------------------------- Send headers
221:
222: $r->content_type('text/html');
223: $r->send_http_header;
224: $r->print(
225: '<html><head><title>LON-CAPA Assessment Chart</title></head>');
226:
227: $r->print('<body bgcolor="#FFFFFF">'.
228: '<script>window.focus();</script>'.
229: '<img align=right src=/adm/lonIcons/lonlogos.gif>'.
230: '<h1>Assessment Chart</h1>');
231:
232: # ---------------------------------------------------------------- Course title
233:
234: $r->print('<h1>'.
235: $ENV{'course.'.$ENV{'request.course.id'}.'.description'}.'</h1><h3>'.
236: localtime()."</h3><p><pre>1..9: correct by student in 1..9 tries\n".
237: " *: correct by student in more than 9 tries\n".
238: " +: correct by override\n".
239: " -: incorrect by override\n".
240: " .: incorrect attempted\n".
241: " : not attempted\n".
242: " x: excused</pre><p>");
243:
244: # ------------------------------- This is going to take a while, produce output
245:
246: $r->rflush();
247:
248: # ----------------------- Get first and last resource, see if there is anything
249:
250:
251: my $firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}};
252: my $lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}};
253: if (($firstres) && ($lastres)) {
254: # ----------------------------------------------------------------- Render page
255:
256: my $cid=$ENV{'request.course.id'};
257: my $chome=$ENV{'course.'.$cid.'.home'};
258: my ($cdom,$cnum)=split(/\_/,$cid);
259:
260: # ---------------------------------------------- Read class list and row labels
261:
262: undef @rowlabels;
263: undef @students;
264:
265: my $classlst=&Apache::lonnet::reply
266: ('dump:'.$cdom.':'.$cnum.':classlist',$chome);
267: my $now=time;
268: unless ($classlst=~/^error\:/) {
269: map {
270: my ($name,$value)=split(/\=/,$_);
271: my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value));
272: my $active=1;
273: if (($end) && ($now>$end)) { $active=0; }
274: if ($active) {
275: my $thisindex=$#students+1;
276: $name=&Apache::lonnet::unescape($name);
277: $students[$thisindex]=$name;
278: my ($sname,$sdom)=split(/\:/,$name);
279: my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid);
280: if ($ssec==-1) {
281: $rowlabels[$thisindex]=
282: 'Data not available: '.$name;
283: } else {
284: my %reply=&Apache::lonnet::idrget($sdom,$sname);
285: my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname.
286: ':environment:lastname&generation&firstname&middlename',
287: &Apache::lonnet::homeserver($sname,$sdom));
288: $rowlabels[$thisindex]=
289: sprintf('%3s',$ssec).' '.$reply{$sname}.' ';
290: my $i=0;
291: map {
292: $i++;
293: if ( $_ ne '') {
294: $rowlabels[$thisindex].=&Apache::lonnet::unescape($_).' ';
295: }
296: if ($i == 2) {
297: chop($rowlabels[$thisindex]);
298: $rowlabels[$thisindex].=', ';
299: }
300: } split(/\&/,$reply);
301:
302: }
303: }
304: } sort split(/\&/,$classlst);
305:
306: } else {
307: $r->print('<h1>Could not access course data</h1>');
308: }
309:
310: my $allstudents=$#students+1;
311: $r->print('<h3>'.$allstudents.' students</h3>');
312: $r->rflush();
313:
314: # --------------- Find all assessments and put them into some linear-like order
315:
316: &tracetable($firstres,'&'.$lastres.'&');
317:
318: # ----------------------------------------------------------------- Start table
319:
320: $r->print('<p><pre>');
321: my $index;
322: for ($index=0;$index<=$#students;$index++) {
323: $r->print(&ExtractStudentData($index,$cid).'<br>');
324: $r->rflush();
325: }
326: $r->print('</pre>');
327:
328: } else {
329: $r->print('<h3>Undefined course sequence</h3>');
330: }
331:
332: $r->print('</body></html>');
333:
334: # ------------------------------------------------------------- End render page
335: } else {
336: $r->content_type('text/html');
337: $r->send_http_header;
338: $r->print('<html><body>Coursemap undefined.</body></html>');
339: }
340: # ------------------------------------------------------------------ Untie hash
341: unless (untie(%hash)) {
342: &Apache::lonnet::logthis("<font color=blue>WARNING: ".
343: "Could not untie coursemap $fn (browse).</font>");
344: }
345:
346: # -------------------------------------------------------------------- All done
347: return OK;
348: # ----------------------------------------------- Errors, hash could no be tied
349: }
350: } else {
351: $ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized";
352: return HTTP_NOT_ACCEPTABLE;
353: }
354: } else {
355: $ENV{'user.error.msg'}=
356: $r->uri.":vgr:0:0:Cannot view grades for complete course";
357: return HTTP_NOT_ACCEPTABLE;
358:
359: }
360: }
361: 1;
362: __END__
363:
364:
365:
366:
367:
368:
369:
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