1: # The LearningOnline Network with CAPA
2: # input definitons
3:
4: package Apache::inputtags;
5: use strict;
6:
7: sub BEGIN {
8: &Apache::lonxml::register('Apache::inputtags',('textarea','textline','datasubmission'));
9: }
10:
11:
12: sub initialize_inputtags {
13: @Apache::inputtags::input=();
14: @Apache::inputtags::response=();
15: @Apache::inputtags::responselist=();
16: @Apache::inputtags::answergroup=();
17: $Apache::inputtags::part='';
18: %Apache::inputtags::params=();
19: }
20:
21: sub start_textarea {
22: my ($target,$token,$parstack,$parser,$safeeval)=@_;
23: my $result = "";
24: if ($target eq 'web') {
25: $result= '<textarea name="HWVAL'.$Apache::inputtags::curvalue.'" value="">';
26: }
27: return $result;
28: }
29:
30: sub end_textarea {
31: my ($target,$token,$parstack,$parser,$safeeval)=@_;
32: if ($target eq 'web') {
33: return "</textarea>";
34: }
35: return '';
36: }
37:
38: sub start_textline {
39: my ($target,$token,$parstack,$parser,$safeeval)=@_;
40: my $result = "";
41: if ($target eq 'web') {
42: my $args ='';
43: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
44: my $size = &Apache::run::run("{$args;".'return $size}',$safeeval);
45: if ($size eq '') { $size=20; }
46: $result= '<input type="text" name="HWVAL'.$Apache::inputtags::curvalue.'" value="" size="'.$size.'">';
47: }
48: return $result;
49: }
50:
51: sub end_textline {
52: my ($target,$token,$parstack,$parser,$safeeval)=@_;
53: return "";
54: }
55:
56: #answergroup is deprecated
57: #sub start_answergroup {
58: # my ($target,$token,$parstack,$parser,$safeeval)=@_;
59: # my $args ='';
60: # if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
61: # my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);
62: # push (@Apache::inputtags::answergroup,$id);
63: # if ($target == 'web') {
64: #
65: # }
66: # return '';
67: #}
68: #
69: #sub end_answergroup {
70: # my ($target,$token,$parstack,$parser,$safeeval)=@_;
71: # return ''; # <answergroup> has ben deprecated
72: # my $args ='';
73: # if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
74: # my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);
75: # push (@Apache::inputtags::answergroup,$id);
76: # my $result='';
77: # my $button='<input type="submit" name="submit" value="Submit All Answers">';
78: # my $showbutton='1';
79: # my $usedtry='1';
80: # my $response='';
81: # if ( $target == 'web' ) {
82: # if ( defined $ENV{'form.submit'}) {
83: # }
84: # if ($showbutton > 0) { $result.=$button }
85: # }
86: # pop @Apache::inputtags::answergroup;
87: # return $result;
88: #}
89:
90:
91: sub start_datasubmission {
92: }
93:
94: sub end_datasubmission {
95: my ($target,$token,$parstack,$parser,$safeeval)=@_;
96: if ( $target == 'web' ) {
97: return '<input type="submit" name="submit" value="Submit All Data">';
98: }
99: return '';
100: }
101:
102: sub finalizeawards {
103: my $result='';
104: my $award;
105: if ($#_ == '-1') { $result = "NO_RESPONSE"; }
106: foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
107: if ($result eq '' ) {
108: foreach $award (@_) {
109: if ($award eq 'UNIT_FAIL' ||
110: $award eq 'NO_UNIT' ||
111: $award eq 'UNIT_NOTNEEDED') {
112: $result=$award; last;
113: }
114: }
115: }
116: if ($result eq '' ) {
117: foreach $award (@_) {
118: if ($award eq 'WANTED_NUMERIC' ||
119: $award eq 'BAD_FORMULA') {$result=$award; last;}
120: }
121: }
122: if ($result eq '' ) {
123: foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
124: }
125: if ($result eq '' ) {
126: foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
127: }
128: if ($result eq '' ) {
129: foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
130: }
131: if ($result eq '' ) { $result='EXACT_ANS'; }
132: return $result
133: }
134:
135: sub decideoutput {
136: my ($award)=@_;
137: my $message='';
138: my $button=0;
139: if ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
140: $message = "Correct computer gets %s";
141: $button=0;
142: } elsif ($award eq 'NO_RESPONSE') {
143: $message = '';
144: $button=1;
145: } elsif ($award eq 'WANTED_NUMERIC') {
146: $message = "This question expects a numeric answer";
147: $button=1;
148: } elsif ($award eq 'SIG_FAIL') {
149: $message = "Please adjust significant figures, you provided %s significant figures";
150: $button=1;
151: } elsif ($award eq 'UNIT_FAIL') {
152: $message = "Units incorrect, Computer reads units as %s";
153: $button=1;
154: } elsif ($award eq 'UNIT_NOTNEEDED') {
155: $message = "Only a number required, Computer reads units of %s";
156: $button=1;
157: } elsif ($award eq 'NO_UNIT') {
158: $message = "Units required";
159: $button=1;
160: } elsif ($award eq 'BAD_FORMULA') {
161: $message = "Unable to understand formula";
162: $button=1;
163: } elsif ($award eq 'INCORRECT') {
164: $message = "Incorrect";
165: $button=1;
166: } else {
167: $message = "Unknown message: $award";
168: $button=1;
169: }
170: return ($button,$message);
171: }
172:
173: sub setgradedata {
174: my ($award,$id) = @_;
175: if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
176: $Apache::lonhomework::results{"resource.tries.$id"} =
177: $Apache::lonhomework::history{"resource.tries.$id"} + 1;
178: $Apache::lonhomework::results{"resource.solved.$id"} =
179: 'correct_by_student';
180: $Apache::lonhomework::results{"resource.awarded.$id"} = '1';
181: } elsif ( $award eq 'INCORRECT' ) {
182: $Apache::lonhomework::results{"resource.tries.$id"} =
183: $Apache::lonhomework::history{"resource.tries.$id"} + 1;
184: $Apache::lonhomework::results{"resource.solved.$id"} =
185: 'incorrect_attempted';
186: } else {
187: $Apache::lonhomework::results{"resource.solved.$id"} =
188: 'incorrect_attempted';
189: }
190: $Apache::lonhomework::results{"resource.award.$id"} = $award;
191: }
192:
193: sub grade {
194: my ($target) = @_;
195: my $id = $Apache::inputtags::part;
196: my $result='';
197: my $response='';
198: if ( $target == 'web' ) {
199: if ( defined $ENV{'form.submit'}) {
200: my @awards = ();
201: &Apache::lonxml::debug("$#Apache::inputtags::responselist");
202: foreach $response (@Apache::inputtags::responselist) {
203: &Apache::lonxml::debug("looking for response.awarddetail.$id.$response");
204: my $value=$Apache::lonhomework::results{"resource.awarddetail.$id.$response"};
205: if ( $value ne '' ) {
206: &Apache::lonxml::debug("keep ing $value from $response for $id");
207: push (@awards,$value);
208: } else {
209: &Apache::lonxml::debug("skipping $value from $response for $id");
210: }
211: }
212: my $finalaward = &finalizeawards(@awards);
213: &Apache::lonxml::debug("final award $finalaward");
214: &setgradedata($finalaward,$id);
215: }
216: }
217: return $result;
218: }
219:
220: sub gradestatus {
221: my ($id) = @_;
222: my $showbutton = 1;
223: my $message = '';
224: my $award = $Apache::lonhomework::history{"resource.award.$id"};
225: &Apache::lonxml::debug("Found Award |$award|");
226: if ( $award ne '' ) {
227: &Apache::lonxml::debug('Getting message');
228: ($showbutton,$message) = &decideoutput($award);
229: }
230: my $button='';
231: my $tries = $Apache::lonhomework::history{"resource.tries.$id"};
232: my $maxtries = $Apache::lonhomework::history{"resource.maxtries.$id"};
233: if ( $tries eq '' ) { $tries = '0'; }
234: if ( $maxtries eq '' ) { $maxtries = '2'; }
235: my $trystr='';
236: if ( $showbutton ) {
237: $trystr = "<br></br>Tries $tries/$maxtries";
238: }
239: if ( $tries >= $maxtries ) { $showbutton = 0; }
240: if ( $showbutton ) {
241: $button = '<input type="submit" name="submit" value="Submit All Answers"><br></br>';
242: }
243: return $button.$message.$trystr;
244: }
245: 1;
246: __END__
247:
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