Annotation of loncom/homework/inputtags.pm, revision 1.47
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
1.47 ! albertel 3: #
! 4: # $Id: gplheader.pl,v 1.1 2001/11/29 18:19:27 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: #
1.43 albertel 28: # 2/19 Guy
1.1 albertel 29:
30: package Apache::inputtags;
31: use strict;
32:
33: sub BEGIN {
1.43 albertel 34: &Apache::lonxml::register('Apache::inputtags',('textarea','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 $id;
1.14 albertel 67: }
68:
69: sub end_input {
1.43 albertel 70: pop @Apache::inputtags::input;
71: return '';
1.14 albertel 72: }
73:
1.6 albertel 74: sub start_textarea {
1.43 albertel 75: my ($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
92: &Apache::lonxml::get_all_text("/textarea",$$parser[$#$parser]);
1.30 albertel 93: }
1.43 albertel 94: }
95: return $result;
1.6 albertel 96: }
97:
98: sub end_textarea {
1.43 albertel 99: my ($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') {
126: $result=&Apache::edit::tag_start($target,$token,
127: &Apache::lonxml::description($token));
1.43 albertel 128: $result.=&Apache::edit::text_arg('Size:','size',$token,'5')."</td></tr>";
129: $result.=&Apache::edit::end_table;
1.44 albertel 130: } elsif ($target eq 'modified') {
1.43 albertel 131: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size');
132: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
133: }
134: return $result;
1.1 albertel 135: }
136:
137: sub end_textline {
1.43 albertel 138: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
139: if ($target eq 'edit') { return ('','no'); }
140: return "";
1.1 albertel 141: }
142:
1.6 albertel 143: sub start_datasubmission {
1.44 albertel 144: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
145: my $id = &Apache::response::start_response($parstack,$safeeval);
146: my $result;
147: if ($target eq 'meta') {
148: $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
149: $token->[2]->{'type'},
150: $token->[2]->{'display'});
151: $result .= &Apache::response::meta_package_write('datasubmission');
152: }
153: return $result;
1.6 albertel 154: }
155:
156: sub end_datasubmission {
1.43 albertel 157: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.44 albertel 158: my $result;
159: if ( $target eq 'web' ) {
160: } elsif ($target eq 'grade' ) {
161: if ( defined $ENV{'form.submitted'}) {
162: &Apache::response::setup_params('datasubmission');
163: my $partid = $Apache::inputtags::part;
164: my $id = $Apache::inputtags::response['-1'];
165: my $response = $ENV{'form.HWVAL'.$id};
166: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
167: if ( $response =~ /[^\s]/) {
168: $Apache::lonhomework::results{"resource.$partid.$id.$name"}=
169: $response;
170: }
171: }
1.43 albertel 172: }
1.44 albertel 173: &Apache::response::end_response;
174: return $result;
1.9 albertel 175: }
176:
177: sub finalizeawards {
1.43 albertel 178: my $result='';
179: my $award;
180: if ($#_ == '-1') { $result = "NO_RESPONSE"; }
181: if ($result eq '' ) {
182: foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
183: }
184: if ($result eq '' ) {
185: foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
186: }
187: if ($result eq '' ) {
188: foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
189: }
190:
191: if ($result eq '' ) {
192: foreach $award (@_) {
193: if ($award eq 'UNIT_FAIL' ||
194: $award eq 'NO_UNIT' ||
195: $award eq 'UNIT_NOTNEEDED') {
196: $result=$award; last;
197: }
198: }
199: }
200: if ($result eq '' ) {
201: foreach $award (@_) {
202: if ($award eq 'WANTED_NUMERIC' ||
203: $award eq 'BAD_FORMULA') {$result=$award; last;}
204: }
205: }
206: if ($result eq '' ) {
207: foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
208: }
209: if ($result eq '' ) {
210: foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
211: }
212: if ($result eq '' ) {
213: foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
214: }
215: if ($result eq '' ) {
216: foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
217: }
218: if ($result eq '' ) { $result='EXACT_ANS'; }
219: return $result
1.9 albertel 220: }
221:
1.10 albertel 222: sub decideoutput {
1.43 albertel 223: my ($award,$solved,$previous)=@_;
224: my $message='';
225: my $button=0;
226: my $previousmsg;
227:
228: if ($previous) { $previousmsg='You have entered that answer before'; }
229:
230: if ($solved =~ /^correct/) {
231: $message = "<b>You are correct.</b> Your receipt is ".
232: &Apache::lonnet::receipt;
233: $button=0;
234: $previousmsg='';
235: } elsif ($solved =~ /^excused/) {
236: $message = "<b>You are excused from the problem.</b>";
237: $button=0;
238: $previousmsg='';
239: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
240: if ($solved =~ /^incorrect/ || $solved eq '') {
241: $message = "Incorrect";
242: $button=1;
1.37 albertel 243: } else {
1.43 albertel 244: $message = "<b>You are correct.</b> Your receipt is ".
245: &Apache::lonnet::receipt;
246: $button=0;
247: $previousmsg='';
248: }
249: } elsif ($award eq 'NO_RESPONSE') {
250: $message = '';
251: $button=1;
252: } elsif ($award eq 'MISSING_ANSWER') {
253: $message = 'Some parts were not submitted';
254: $button = 1;
255: } elsif ($award eq 'WANTED_NUMERIC') {
256: $message = "This question expects a numeric answer";
257: $button=1;
258: } elsif ($award eq 'SIG_FAIL') {
259: $message = "Please adjust significant figures.";# you provided %s significant figures";
260: $button=1;
261: } elsif ($award eq 'UNIT_FAIL') {
262: $message = "Units incorrect."; #Computer reads units as %s";
263: $button=1;
264: } elsif ($award eq 'UNIT_NOTNEEDED') {
265: $message = "Only a number required.";# Computer reads units of %s";
266: $button=1;
267: } elsif ($award eq 'NO_UNIT') {
268: $message = "Units required";
269: $button=1;
270: } elsif ($award eq 'BAD_FORMULA') {
271: $message = "Unable to understand formula";
272: $button=1;
273: } elsif ($award eq 'INCORRECT') {
274: $message = "Incorrect";
275: $button=1;
276: } elsif ($award eq 'SUBMITTED') {
277: $message = "Your submission has been recorded.";
278: $button=1;
279: } else {
280: $message = "Unknown message: $award";
281: $button=1;
282: }
283: return ($button,$message,$previousmsg);
1.12 albertel 284: }
285:
286: sub setgradedata {
1.43 albertel 287: my ($award,$id,$previously_used) = @_;
288: # if the student already has it correct, don't modify the status
289: if ( $Apache::lonhomework::history{"resource.$id.solved"} !~
290: /^correct/ ) {
291: #handle assignment of tries and solved status
292: if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
293: $Apache::lonhomework::results{"resource.$id.tries"} =
294: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
295: $Apache::lonhomework::results{"resource.$id.solved"} =
296: 'correct_by_student';
297: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
298: } elsif ( $award eq 'INCORRECT' ) {
299: $Apache::lonhomework::results{"resource.$id.tries"} =
300: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
301: $Apache::lonhomework::results{"resource.$id.solved"} =
302: 'incorrect_attempted';
303: } elsif ( $award eq 'SUBMITTED' ) {
304: $Apache::lonhomework::results{"resource.$id.tries"} =
305: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
306: $Apache::lonhomework::results{"resource.$id.solved"} =
307: 'ungraded_attempted';
308: } elsif ( $award eq 'NO_RESPONSE' ) {
309: return '';
310: } else {
311: $Apache::lonhomework::results{"resource.$id.solved"} =
312: 'incorrect_attempted';
313: }
314:
315: # check if this was a previous submission if it was delete the
316: # unneeded data and update the previously_used attribute
317: if ( $previously_used eq 'PREVIOUSLY_USED') {
318: delete($Apache::lonhomework::results{"resource.$id.tries"});
319: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
320: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
321: #delete all data as they student didn't do anything
322: foreach my $key (keys(%Apache::lonhomework::results)) {
323: if ($key =~ /^resource\.$id\./) {
324: &Apache::lonxml::debug("Removing $key");
325: delete($Apache::lonhomework::results{$key});
326: }
327: }
328: #and since they didn't do anything we were never here
329: return '';
330: } else {
331: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
1.40 albertel 332: }
1.43 albertel 333: }
334: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.10 albertel 335: }
336:
1.9 albertel 337: sub grade {
1.43 albertel 338: my ($target) = @_;
339: my $id = $Apache::inputtags::part;
340: my $response='';
341: if ( defined $ENV{'form.submitted'}) {
342: my @awards = ();
343: foreach $response (@Apache::inputtags::responselist) {
344: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
345: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
346: if ( $value ne '' ) {
347: &Apache::lonxml::debug("keeping $value from $response for $id");
348: push (@awards,$value);
349: } else {
350: &Apache::lonxml::debug("skipping $value from $response for $id");
351: }
352: }
353: my $finalaward = &finalizeawards(@awards);
354: my $previously_used;
355: if ( $#Apache::inputtags::previous eq $#awards ) {
356: $previously_used = 'PREVIOUSLY_LAST';
357: foreach my $value (@Apache::inputtags::previous) {
358: if ($value eq 'PREVIOUSLY_USED' ) {
359: $previously_used = $value;
360: last;
361: }
362: }
363: }
364: &Apache::lonxml::debug("final award $finalaward, $previously_used");
365: &setgradedata($finalaward,$id,$previously_used);
366: }
367: return '';
1.1 albertel 368: }
369:
1.11 albertel 370: sub gradestatus {
1.43 albertel 371: my ($id) = @_;
372: my $showbutton = 1;
373: my $message = '';
374: my $trystr='';
375: my $button='';
376: my $previousmsg='';
377:
378: my $status = $Apache::inputtags::status['-1'];
379: &Apache::lonxml::debug("gradestatus has :$status:");
380: if ( $status ne 'CLOSED' ) {
381: my $award = $Apache::lonhomework::history{"resource.$id.award"};
382: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
383: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
384: &Apache::lonxml::debug("Found Award |$award|$solved|");
385: if ( $award ne '' ) {
386: &Apache::lonxml::debug('Getting message');
387: ($showbutton,$message,$previousmsg) =
388: &decideoutput($award,$solved,$previous);
389: $message="<td bgcolor=\"#aaffaa\">$message</td>";
390: if ($previousmsg) {
391: $previousmsg="<td bgcolor=\"#ffaaaa\">$previousmsg</td>";
392: }
393: }
394: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
395: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
396: &Apache::lonxml::debug("got maxtries of :$maxtries:");
397: if ( $tries eq '' ) { $tries = '0'; }
398: if ( $maxtries eq '' ) { $maxtries = '2'; }
399: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
400: if ( $showbutton ) {
401: $trystr = "<td>Tries $tries/$maxtries</td>";
402: }
403: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
404: if ( $showbutton ) {
405: $button = '<br /><input type="submit" name="submit" value="Submit All Answers" />';
406: }
407: }
408: my $output= $previousmsg.$message.$trystr;
409: if ($output =~ /^\s*$/) {
410: return $button;
411: } else {
412: return $button.'<table><tr>'.$previousmsg.$message.$trystr.'</tr></table>';
413: }
1.11 albertel 414: }
1.1 albertel 415: 1;
416: __END__
1.43 albertel 417:
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