Annotation of loncom/homework/inputtags.pm, revision 1.45
1.43 albertel 1: # The LearningOnline Network with CAPA
2: # input definitons
3: # 2/19 Guy
1.1 albertel 4:
5: package Apache::inputtags;
6: use strict;
7:
8: sub BEGIN {
1.43 albertel 9: &Apache::lonxml::register('Apache::inputtags',('textarea','textline','datasubmission'));
1.1 albertel 10: }
11:
1.43 albertel 12:
1.1 albertel 13: sub initialize_inputtags {
1.43 albertel 14: # list of current input ids
15: @Apache::inputtags::input=();
16: # list of all input ids seen in this problem
17: @Apache::inputtags::inputlist=();
18: # list of all current response ids
19: @Apache::inputtags::response=();
20: # list of all response ids seen in this problem
21: @Apache::inputtags::responselist=();
22: # list of whether or not a specific response was previously used
23: @Apache::inputtags::previous=();
24: # id of current part, 0 means that no part is current (inside <problem> only
25: $Apache::inputtags::part='';
26: # list of problem date statuses, the first element is for <problem>
27: #if there is a second element it is for the current <part>
28: @Apache::inputtags::status=();
29: #hash of defined params for the current response
30: %Apache::inputtags::params=();
1.1 albertel 31: }
32:
1.14 albertel 33: sub start_input {
1.43 albertel 34: my ($parstack,$safeeval)=@_;
35: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
36: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
37: push (@Apache::inputtags::input,$id);
38: push (@Apache::inputtags::inputlist,$id);
39: return $id;
1.14 albertel 40: }
41:
42: sub end_input {
1.43 albertel 43: pop @Apache::inputtags::input;
44: return '';
1.14 albertel 45: }
46:
1.6 albertel 47: sub start_textarea {
1.43 albertel 48: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
49: my $result = "";
50: my $id = &start_input($parstack,$safeeval);
51: if ($target eq 'web') {
52: my $oldresponse = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
53: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
54: if ( $cols eq '') { $cols = 80; }
55: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
56: if ( $rows eq '') { $rows = 10; }
1.45 ! albertel 57: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
! 58: $result= '<textarea name="HWVAL'.$Apache::inputtags::response['-1'].'" '.
! 59: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
! 60: } else {
! 61: $result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
! 62: }
1.43 albertel 63: if ($oldresponse ne '') {
64: #get rid of any startup text if the user has already responded
65: &Apache::lonxml::get_all_text("/textarea",$$parser[$#$parser]);
1.30 albertel 66: }
1.43 albertel 67: }
68: return $result;
1.6 albertel 69: }
70:
71: sub end_textarea {
1.43 albertel 72: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
73: if ($target eq 'web') {
1.45 ! albertel 74: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
! 75: return "</textarea>";
! 76: }
! 77: }
1.43 albertel 78: &end_input;
79: return '';
1.6 albertel 80: }
81:
1.1 albertel 82: sub start_textline {
1.43 albertel 83: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
84: my $result = "";
85: if ($target eq 'web') {
86: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
87: if ($size eq '') { $size=20; }
1.44 albertel 88: my $partid=$Apache::inputtags::part;
89: my $id=$Apache::inputtags::response['-1'];
90: my $oldresponse =
91: $Apache::lonhomework::history{"resource.$partid.$id.submission"};
1.45 ! albertel 92: if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
! 93: $result= '<input type="text" name="HWVAL'.$id.'" value="'.
! 94: $oldresponse.'" size="'.$size.'" />';
! 95: } else {
! 96: $result='<i>'.$oldresponse.'</i>';
! 97: }
1.44 albertel 98: } elsif ($target eq 'edit') {
99: $result=&Apache::edit::tag_start($target,$token,
100: &Apache::lonxml::description($token));
1.43 albertel 101: $result.=&Apache::edit::text_arg('Size:','size',$token,'5')."</td></tr>";
102: $result.=&Apache::edit::end_table;
1.44 albertel 103: } elsif ($target eq 'modified') {
1.43 albertel 104: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size');
105: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
106: }
107: return $result;
1.1 albertel 108: }
109:
110: sub end_textline {
1.43 albertel 111: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
112: if ($target eq 'edit') { return ('','no'); }
113: return "";
1.1 albertel 114: }
115:
1.6 albertel 116: sub start_datasubmission {
1.44 albertel 117: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
118: my $id = &Apache::response::start_response($parstack,$safeeval);
119: my $result;
120: if ($target eq 'meta') {
121: $result = &Apache::response::meta_stores_write($token->[2]->{'name'},
122: $token->[2]->{'type'},
123: $token->[2]->{'display'});
124: $result .= &Apache::response::meta_package_write('datasubmission');
125: }
126: return $result;
1.6 albertel 127: }
128:
129: sub end_datasubmission {
1.43 albertel 130: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.44 albertel 131: my $result;
132: if ( $target eq 'web' ) {
133: } elsif ($target eq 'grade' ) {
134: if ( defined $ENV{'form.submitted'}) {
135: &Apache::response::setup_params('datasubmission');
136: my $partid = $Apache::inputtags::part;
137: my $id = $Apache::inputtags::response['-1'];
138: my $response = $ENV{'form.HWVAL'.$id};
139: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
140: if ( $response =~ /[^\s]/) {
141: $Apache::lonhomework::results{"resource.$partid.$id.$name"}=
142: $response;
143: }
144: }
1.43 albertel 145: }
1.44 albertel 146: &Apache::response::end_response;
147: return $result;
1.9 albertel 148: }
149:
150: sub finalizeawards {
1.43 albertel 151: my $result='';
152: my $award;
153: if ($#_ == '-1') { $result = "NO_RESPONSE"; }
154: if ($result eq '' ) {
155: foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
156: }
157: if ($result eq '' ) {
158: foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
159: }
160: if ($result eq '' ) {
161: foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
162: }
163:
164: if ($result eq '' ) {
165: foreach $award (@_) {
166: if ($award eq 'UNIT_FAIL' ||
167: $award eq 'NO_UNIT' ||
168: $award eq 'UNIT_NOTNEEDED') {
169: $result=$award; last;
170: }
171: }
172: }
173: if ($result eq '' ) {
174: foreach $award (@_) {
175: if ($award eq 'WANTED_NUMERIC' ||
176: $award eq 'BAD_FORMULA') {$result=$award; last;}
177: }
178: }
179: if ($result eq '' ) {
180: foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
181: }
182: if ($result eq '' ) {
183: foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
184: }
185: if ($result eq '' ) {
186: foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
187: }
188: if ($result eq '' ) {
189: foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
190: }
191: if ($result eq '' ) { $result='EXACT_ANS'; }
192: return $result
1.9 albertel 193: }
194:
1.10 albertel 195: sub decideoutput {
1.43 albertel 196: my ($award,$solved,$previous)=@_;
197: my $message='';
198: my $button=0;
199: my $previousmsg;
200:
201: if ($previous) { $previousmsg='You have entered that answer before'; }
202:
203: if ($solved =~ /^correct/) {
204: $message = "<b>You are correct.</b> Your receipt is ".
205: &Apache::lonnet::receipt;
206: $button=0;
207: $previousmsg='';
208: } elsif ($solved =~ /^excused/) {
209: $message = "<b>You are excused from the problem.</b>";
210: $button=0;
211: $previousmsg='';
212: } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
213: if ($solved =~ /^incorrect/ || $solved eq '') {
214: $message = "Incorrect";
215: $button=1;
1.37 albertel 216: } else {
1.43 albertel 217: $message = "<b>You are correct.</b> Your receipt is ".
218: &Apache::lonnet::receipt;
219: $button=0;
220: $previousmsg='';
221: }
222: } elsif ($award eq 'NO_RESPONSE') {
223: $message = '';
224: $button=1;
225: } elsif ($award eq 'MISSING_ANSWER') {
226: $message = 'Some parts were not submitted';
227: $button = 1;
228: } elsif ($award eq 'WANTED_NUMERIC') {
229: $message = "This question expects a numeric answer";
230: $button=1;
231: } elsif ($award eq 'SIG_FAIL') {
232: $message = "Please adjust significant figures.";# you provided %s significant figures";
233: $button=1;
234: } elsif ($award eq 'UNIT_FAIL') {
235: $message = "Units incorrect."; #Computer reads units as %s";
236: $button=1;
237: } elsif ($award eq 'UNIT_NOTNEEDED') {
238: $message = "Only a number required.";# Computer reads units of %s";
239: $button=1;
240: } elsif ($award eq 'NO_UNIT') {
241: $message = "Units required";
242: $button=1;
243: } elsif ($award eq 'BAD_FORMULA') {
244: $message = "Unable to understand formula";
245: $button=1;
246: } elsif ($award eq 'INCORRECT') {
247: $message = "Incorrect";
248: $button=1;
249: } elsif ($award eq 'SUBMITTED') {
250: $message = "Your submission has been recorded.";
251: $button=1;
252: } else {
253: $message = "Unknown message: $award";
254: $button=1;
255: }
256: return ($button,$message,$previousmsg);
1.12 albertel 257: }
258:
259: sub setgradedata {
1.43 albertel 260: my ($award,$id,$previously_used) = @_;
261: # if the student already has it correct, don't modify the status
262: if ( $Apache::lonhomework::history{"resource.$id.solved"} !~
263: /^correct/ ) {
264: #handle assignment of tries and solved status
265: if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
266: $Apache::lonhomework::results{"resource.$id.tries"} =
267: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
268: $Apache::lonhomework::results{"resource.$id.solved"} =
269: 'correct_by_student';
270: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
271: } elsif ( $award eq 'INCORRECT' ) {
272: $Apache::lonhomework::results{"resource.$id.tries"} =
273: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
274: $Apache::lonhomework::results{"resource.$id.solved"} =
275: 'incorrect_attempted';
276: } elsif ( $award eq 'SUBMITTED' ) {
277: $Apache::lonhomework::results{"resource.$id.tries"} =
278: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
279: $Apache::lonhomework::results{"resource.$id.solved"} =
280: 'ungraded_attempted';
281: } elsif ( $award eq 'NO_RESPONSE' ) {
282: return '';
283: } else {
284: $Apache::lonhomework::results{"resource.$id.solved"} =
285: 'incorrect_attempted';
286: }
287:
288: # check if this was a previous submission if it was delete the
289: # unneeded data and update the previously_used attribute
290: if ( $previously_used eq 'PREVIOUSLY_USED') {
291: delete($Apache::lonhomework::results{"resource.$id.tries"});
292: $Apache::lonhomework::results{"resource.$id.previous"} = '1';
293: } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
294: #delete all data as they student didn't do anything
295: foreach my $key (keys(%Apache::lonhomework::results)) {
296: if ($key =~ /^resource\.$id\./) {
297: &Apache::lonxml::debug("Removing $key");
298: delete($Apache::lonhomework::results{$key});
299: }
300: }
301: #and since they didn't do anything we were never here
302: return '';
303: } else {
304: $Apache::lonhomework::results{"resource.$id.previous"} = '0';
1.40 albertel 305: }
1.43 albertel 306: }
307: $Apache::lonhomework::results{"resource.$id.award"} = $award;
1.10 albertel 308: }
309:
1.9 albertel 310: sub grade {
1.43 albertel 311: my ($target) = @_;
312: my $id = $Apache::inputtags::part;
313: my $response='';
314: if ( defined $ENV{'form.submitted'}) {
315: my @awards = ();
316: foreach $response (@Apache::inputtags::responselist) {
317: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
318: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
319: if ( $value ne '' ) {
320: &Apache::lonxml::debug("keeping $value from $response for $id");
321: push (@awards,$value);
322: } else {
323: &Apache::lonxml::debug("skipping $value from $response for $id");
324: }
325: }
326: my $finalaward = &finalizeawards(@awards);
327: my $previously_used;
328: if ( $#Apache::inputtags::previous eq $#awards ) {
329: $previously_used = 'PREVIOUSLY_LAST';
330: foreach my $value (@Apache::inputtags::previous) {
331: if ($value eq 'PREVIOUSLY_USED' ) {
332: $previously_used = $value;
333: last;
334: }
335: }
336: }
337: &Apache::lonxml::debug("final award $finalaward, $previously_used");
338: &setgradedata($finalaward,$id,$previously_used);
339: }
340: return '';
1.1 albertel 341: }
342:
1.11 albertel 343: sub gradestatus {
1.43 albertel 344: my ($id) = @_;
345: my $showbutton = 1;
346: my $message = '';
347: my $trystr='';
348: my $button='';
349: my $previousmsg='';
350:
351: my $status = $Apache::inputtags::status['-1'];
352: &Apache::lonxml::debug("gradestatus has :$status:");
353: if ( $status ne 'CLOSED' ) {
354: my $award = $Apache::lonhomework::history{"resource.$id.award"};
355: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
356: my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
357: &Apache::lonxml::debug("Found Award |$award|$solved|");
358: if ( $award ne '' ) {
359: &Apache::lonxml::debug('Getting message');
360: ($showbutton,$message,$previousmsg) =
361: &decideoutput($award,$solved,$previous);
362: $message="<td bgcolor=\"#aaffaa\">$message</td>";
363: if ($previousmsg) {
364: $previousmsg="<td bgcolor=\"#ffaaaa\">$previousmsg</td>";
365: }
366: }
367: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
368: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
369: &Apache::lonxml::debug("got maxtries of :$maxtries:");
370: if ( $tries eq '' ) { $tries = '0'; }
371: if ( $maxtries eq '' ) { $maxtries = '2'; }
372: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
373: if ( $showbutton ) {
374: $trystr = "<td>Tries $tries/$maxtries</td>";
375: }
376: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
377: if ( $showbutton ) {
378: $button = '<br /><input type="submit" name="submit" value="Submit All Answers" />';
379: }
380: }
381: my $output= $previousmsg.$message.$trystr;
382: if ($output =~ /^\s*$/) {
383: return $button;
384: } else {
385: return $button.'<table><tr>'.$previousmsg.$message.$trystr.'</tr></table>';
386: }
1.11 albertel 387: }
1.1 albertel 388: 1;
389: __END__
1.43 albertel 390:
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