Annotation of loncom/homework/inputtags.pm, revision 1.49
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 albertel 3: #
1.49 ! matthew 4: # $Id: inputtags.pm,v 1.48 2002/01/08 21:09:23 albertel Exp $
1.47 albertel 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: #
1.43 albertel 28: # 2/19 Guy
1.1 albertel 29:
30: package Apache::inputtags;
31: use strict;
32:
33: sub BEGIN {
1.48 albertel 34: &Apache::lonxml::register('Apache::inputtags',('textfield','textline','datasubmission'));
1.1 albertel 35: }
36:
1.43 albertel 37:
1.1 albertel 38: sub initialize_inputtags {
1.43 albertel 39: # list of current input ids
40: @Apache::inputtags::input=();
41: # list of all input ids seen in this problem
42: @Apache::inputtags::inputlist=();
43: # list of all current response ids
44: @Apache::inputtags::response=();
45: # list of all response ids seen in this problem
46: @Apache::inputtags::responselist=();
47: # list of whether or not a specific response was previously used
48: @Apache::inputtags::previous=();
49: # id of current part, 0 means that no part is current (inside <problem> only
50: $Apache::inputtags::part='';
1.46 albertel 51: # list of problem date statuses, the first element is for <problem>
52: # if there is a second element it is for the current <part>
1.43 albertel 53: @Apache::inputtags::status=();
1.46 albertel 54: # hash of defined params for the current response
1.43 albertel 55: %Apache::inputtags::params=();
1.46 albertel 56: # list of all ids, for <import>, these get join()ed and prepended
57: @Apache::inputtags::import=();
1.1 albertel 58: }
59:
1.14 albertel 60: sub start_input {
1.43 albertel 61: my ($parstack,$safeeval)=@_;
62: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
63: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
64: push (@Apache::inputtags::input,$id);
65: push (@Apache::inputtags::inputlist,$id);
66: return $id;
1.14 albertel 67: }
68:
69: sub end_input {
1.43 albertel 70: pop @Apache::inputtags::input;
71: return '';
1.14 albertel 72: }
73:
1.48 albertel 74: sub start_textfield {
1.43 albertel 75: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
76: my $result = "";
77: my $id = &start_input($parstack,$safeeval);
78: if ($target eq 'web') {
79: my $oldresponse = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
80: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
81: if ( $cols eq '') { $cols = 80; }
82: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
83: if ( $rows eq '') { $rows = 10; }
1.45 albertel 84: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
85: $result= '<textarea name="HWVAL'.$Apache::inputtags::response['-1'].'" '.
86: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
87: } else {
88: $result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
89: }
1.43 albertel 90: if ($oldresponse ne '') {
91: #get rid of any startup text if the user has already responded
1.48 albertel 92: &Apache::lonxml::get_all_text("/textfield",$$parser[$#$parser]);
1.30 albertel 93: }
1.43 albertel 94: }
95: return $result;
1.6 albertel 96: }
97:
1.48 albertel 98: sub end_textfield {
1.43 albertel 99: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
100: if ($target eq 'web') {
1.45 albertel 101: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
102: return "</textarea>";
103: }
104: }
1.43 albertel 105: &end_input;
106: return '';
1.6 albertel 107: }
108:
1.1 albertel 109: sub start_textline {
1.43 albertel 110: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
111: my $result = "";
112: if ($target eq 'web') {
113: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
114: if ($size eq '') { $size=20; }
1.44 albertel 115: my $partid=$Apache::inputtags::part;
116: my $id=$Apache::inputtags::response['-1'];
117: my $oldresponse =
118: $Apache::lonhomework::history{"resource.$partid.$id.submission"};
1.45 albertel 119: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
120: $result= '<input type="text" name="HWVAL'.$id.'" value="'.
121: $oldresponse.'" size="'.$size.'" />';
122: } else {
123: $result='<i>'.$oldresponse.'</i>';
124: }
1.44 albertel 125: } elsif ($target eq 'edit') {
1.49 ! matthew 126: $result=&Apache::edit::tag_start($target,$token);
1.43 albertel 127: $result.=&Apache::edit::text_arg('Size:','size',$token,'5')."</td></tr>";
128: $result.=&Apache::edit::end_table;
1.44 albertel 129: } elsif ($target eq 'modified') {
1.43 albertel 130: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size');
131: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
132: }
133: return $result;
1.1 albertel 134: }
135:
136: sub end_textline {
1.43 albertel 137: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
138: if ($target eq 'edit') { return ('','no'); }
139: return "";
1.1 albertel 140: }
141:
1.6 albertel 142: sub start_datasubmission {
1.44 albertel 143: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
144: my $id = &Apache::response::start_response($parstack,$safeeval);
145: my $result;
146: if ($target eq 'meta') {
147: $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
148: $token->[2]->{'type'},
149: $token->[2]->{'display'});
150: $result .= &Apache::response::meta_package_write('datasubmission');
151: }
152: return $result;
1.6 albertel 153: }
154:
155: sub end_datasubmission {
1.43 albertel 156: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.44 albertel 157: my $result;
158: if ( $target eq 'web' ) {
159: } elsif ($target eq 'grade' ) {
160: if ( defined $ENV{'form.submitted'}) {
161: &Apache::response::setup_params('datasubmission');
162: my $partid = $Apache::inputtags::part;
163: my $id = $Apache::inputtags::response['-1'];
164: my $response = $ENV{'form.HWVAL'.$id};
165: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
166: if ( $response =~ /[^\s]/) {
167: $Apache::lonhomework::results{"resource.$partid.$id.$name"}=
168: $response;
169: }
170: }
1.43 albertel 171: }
1.44 albertel 172: &Apache::response::end_response;
173: return $result;
1.9 albertel 174: }
175:
176: sub finalizeawards {
1.43 albertel 177: my $result='';
178: my $award;
179: if ($#_ == '-1') { $result = "NO_RESPONSE"; }
180: if ($result eq '' ) {
181: foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
182: }
183: if ($result eq '' ) {
184: foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
185: }
186: if ($result eq '' ) {
187: foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
188: }
189:
190: if ($result eq '' ) {
191: foreach $award (@_) {
192: if ($award eq 'UNIT_FAIL' ||
193: $award eq 'NO_UNIT' ||
194: $award eq 'UNIT_NOTNEEDED') {
195: $result=$award; last;
196: }
197: }
198: }
199: if ($result eq '' ) {
200: foreach $award (@_) {
201: if ($award eq 'WANTED_NUMERIC' ||
202: $award eq 'BAD_FORMULA') {$result=$award; last;}
203: }
204: }
205: if ($result eq '' ) {
206: foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
207: }
208: if ($result eq '' ) {
209: foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
210: }
211: if ($result eq '' ) {
212: foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
213: }
214: if ($result eq '' ) {
215: foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
216: }
217: if ($result eq '' ) { $result='EXACT_ANS'; }
218: return $result
1.9 albertel 219: }
220:
1.10 albertel 221: sub decideoutput {
1.43 albertel 222: my ($award,$solved,$previous)=@_;
223: my $message='';
224: my $button=0;
225: my $previousmsg;
226:
227: if ($previous) { $previousmsg='You have entered that answer before'; }
228:
229: if ($solved =~ /^correct/) {
230: $message = "<b>You are correct.</b> Your receipt is ".
231: &Apache::lonnet::receipt;
232: $button=0;
233: $previousmsg='';
234: } elsif ($solved =~ /^excused/) {
235: $message = "<b>You are excused from the problem.</b>";
236: $button=0;
237: $previousmsg='';
238: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
239: if ($solved =~ /^incorrect/ || $solved eq '') {
240: $message = "Incorrect";
241: $button=1;
1.37 albertel 242: } else {
1.43 albertel 243: $message = "<b>You are correct.</b> Your receipt is ".
244: &Apache::lonnet::receipt;
245: $button=0;
246: $previousmsg='';
247: }
248: } elsif ($award eq 'NO_RESPONSE') {
249: $message = '';
250: $button=1;
251: } elsif ($award eq 'MISSING_ANSWER') {
252: $message = 'Some parts were not submitted';
253: $button = 1;
254: } elsif ($award eq 'WANTED_NUMERIC') {
255: $message = "This question expects a numeric answer";
256: $button=1;
257: } elsif ($award eq 'SIG_FAIL') {
258: $message = "Please adjust significant figures.";# you provided %s significant figures";
259: $button=1;
260: } elsif ($award eq 'UNIT_FAIL') {
261: $message = "Units incorrect."; #Computer reads units as %s";
262: $button=1;
263: } elsif ($award eq 'UNIT_NOTNEEDED') {
264: $message = "Only a number required.";# Computer reads units of %s";
265: $button=1;
266: } elsif ($award eq 'NO_UNIT') {
267: $message = "Units required";
268: $button=1;
269: } elsif ($award eq 'BAD_FORMULA') {
270: $message = "Unable to understand formula";
271: $button=1;
272: } elsif ($award eq 'INCORRECT') {
273: $message = "Incorrect";
274: $button=1;
275: } elsif ($award eq 'SUBMITTED') {
276: $message = "Your submission has been recorded.";
277: $button=1;
278: } else {
279: $message = "Unknown message: $award";
280: $button=1;
281: }
282: return ($button,$message,$previousmsg);
1.12 albertel 283: }
284:
285: sub setgradedata {
1.43 albertel 286: my ($award,$id,$previously_used) = @_;
287: # if the student already has it correct, don't modify the status
288: if ( $Apache::lonhomework::history{"resource.$id.solved"} !~
289: /^correct/ ) {
290: #handle assignment of tries and solved status
291: if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
292: $Apache::lonhomework::results{"resource.$id.tries"} =
293: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
294: $Apache::lonhomework::results{"resource.$id.solved"} =
295: 'correct_by_student';
296: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
297: } elsif ( $award eq 'INCORRECT' ) {
298: $Apache::lonhomework::results{"resource.$id.tries"} =
299: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
300: $Apache::lonhomework::results{"resource.$id.solved"} =
301: 'incorrect_attempted';
302: } elsif ( $award eq 'SUBMITTED' ) {
303: $Apache::lonhomework::results{"resource.$id.tries"} =
304: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
305: $Apache::lonhomework::results{"resource.$id.solved"} =
306: 'ungraded_attempted';
307: } elsif ( $award eq 'NO_RESPONSE' ) {
308: return '';
309: } else {
310: $Apache::lonhomework::results{"resource.$id.solved"} =
311: 'incorrect_attempted';
312: }
313:
314: # check if this was a previous submission if it was delete the
315: # unneeded data and update the previously_used attribute
316: if ( $previously_used eq 'PREVIOUSLY_USED') {
317: delete($Apache::lonhomework::results{"resource.$id.tries"});
318: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
319: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
320: #delete all data as they student didn't do anything
321: foreach my $key (keys(%Apache::lonhomework::results)) {
322: if ($key =~ /^resource\.$id\./) {
323: &Apache::lonxml::debug("Removing $key");
324: delete($Apache::lonhomework::results{$key});
325: }
326: }
327: #and since they didn't do anything we were never here
328: return '';
329: } else {
330: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
1.40 albertel 331: }
1.43 albertel 332: }
333: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.10 albertel 334: }
335:
1.9 albertel 336: sub grade {
1.43 albertel 337: my ($target) = @_;
338: my $id = $Apache::inputtags::part;
339: my $response='';
340: if ( defined $ENV{'form.submitted'}) {
341: my @awards = ();
342: foreach $response (@Apache::inputtags::responselist) {
343: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
344: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
345: if ( $value ne '' ) {
346: &Apache::lonxml::debug("keeping $value from $response for $id");
347: push (@awards,$value);
348: } else {
349: &Apache::lonxml::debug("skipping $value from $response for $id");
350: }
351: }
352: my $finalaward = &finalizeawards(@awards);
353: my $previously_used;
354: if ( $#Apache::inputtags::previous eq $#awards ) {
355: $previously_used = 'PREVIOUSLY_LAST';
356: foreach my $value (@Apache::inputtags::previous) {
357: if ($value eq 'PREVIOUSLY_USED' ) {
358: $previously_used = $value;
359: last;
360: }
361: }
362: }
363: &Apache::lonxml::debug("final award $finalaward, $previously_used");
364: &setgradedata($finalaward,$id,$previously_used);
365: }
366: return '';
1.1 albertel 367: }
368:
1.11 albertel 369: sub gradestatus {
1.43 albertel 370: my ($id) = @_;
371: my $showbutton = 1;
372: my $message = '';
373: my $trystr='';
374: my $button='';
375: my $previousmsg='';
376:
377: my $status = $Apache::inputtags::status['-1'];
378: &Apache::lonxml::debug("gradestatus has :$status:");
379: if ( $status ne 'CLOSED' ) {
380: my $award = $Apache::lonhomework::history{"resource.$id.award"};
381: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
382: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
383: &Apache::lonxml::debug("Found Award |$award|$solved|");
384: if ( $award ne '' ) {
385: &Apache::lonxml::debug('Getting message');
386: ($showbutton,$message,$previousmsg) =
387: &decideoutput($award,$solved,$previous);
388: $message="<td bgcolor=\"#aaffaa\">$message</td>";
389: if ($previousmsg) {
390: $previousmsg="<td bgcolor=\"#ffaaaa\">$previousmsg</td>";
391: }
392: }
393: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
394: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
395: &Apache::lonxml::debug("got maxtries of :$maxtries:");
396: if ( $tries eq '' ) { $tries = '0'; }
397: if ( $maxtries eq '' ) { $maxtries = '2'; }
398: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
399: if ( $showbutton ) {
400: $trystr = "<td>Tries $tries/$maxtries</td>";
401: }
402: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
403: if ( $showbutton ) {
404: $button = '<br /><input type="submit" name="submit" value="Submit All Answers" />';
405: }
406: }
407: my $output= $previousmsg.$message.$trystr;
408: if ($output =~ /^\s*$/) {
409: return $button;
410: } else {
411: return $button.'<table><tr>'.$previousmsg.$message.$trystr.'</tr></table>';
412: }
1.11 albertel 413: }
1.1 albertel 414: 1;
415: __END__
1.43 albertel 416:
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