1: # The LearningOnline Network with CAPA
2: # input definitons
3: # 2/19 Guy
4:
5: package Apache::inputtags;
6: use strict;
7:
8: sub BEGIN {
9: &Apache::lonxml::register('Apache::inputtags',('textarea','textline','datasubmission'));
10: }
11:
12:
13: sub initialize_inputtags {
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: # id of current part, 0 means that no part is current (inside <problem> only
23: $Apache::inputtags::part='';
24: # list of problem date statuses, the first element is for <problem>
25: #if there is a second element it is for the current <part>
26: @Apache::inputtags::status=();
27: #hash of defined params for the current response
28: %Apache::inputtags::params=();
29: }
30:
31: sub start_input {
32: my ($parstack,$safeeval)=@_;
33: my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
34: push (@Apache::inputtags::input,$id);
35: push (@Apache::inputtags::inputlist,$id);
36: return $id;
37: }
38:
39: sub end_input {
40: pop @Apache::inputtags::input;
41: return '';
42: }
43:
44: sub start_textarea {
45: my ($target,$token,$parstack,$parser,$safeeval)=@_;
46: my $result = "";
47: my $id = &start_input($parstack,$safeeval);
48: if ($target eq 'web') {
49: my $oldresponse = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
50: my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
51: if ( $cols eq '') { $cols = 80; }
52: my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
53: if ( $rows eq '') { $rows = 10; }
54: $result= '<textarea name="HWVAL'.$Apache::inputtags::response['-1'].'" '.
55: "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
56: if ($oldresponse ne '') {
57: #get rid of any startup text if the user has already responded
58: &Apache::lonxml::get_all_text("/textarea",$$parser[$#$parser]);
59: }
60: }
61: return $result;
62: }
63:
64: sub end_textarea {
65: my ($target,$token,$parstack,$parser,$safeeval)=@_;
66: if ($target eq 'web') {
67: return "</textarea>";
68: }
69: &end_input;
70: return '';
71: }
72:
73: sub start_textline {
74: my ($target,$token,$parstack,$parser,$safeeval)=@_;
75: my $result = "";
76: if ($target eq 'web') {
77: my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
78: if ($size eq '') { $size=20; }
79: my $oldresponse = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
80: $result= '<input type="text" name="HWVAL'.$Apache::inputtags::response['-1'].'" value="'.$oldresponse.'" size="'.$size.'" />';
81: }
82: return $result;
83: }
84:
85: sub end_textline {
86: my ($target,$token,$parstack,$parser,$safeeval)=@_;
87: return "";
88: }
89:
90: sub start_datasubmission {
91: return '';
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') { $result = "NO_RESPONSE"; }
106: if ($result eq '' ) {
107: foreach $award (@_) { if ($award eq '') {$result='MISSING_ANSWER'; last;}}
108: }
109: if ($result eq '' ) {
110: foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
111: }
112: if ($result eq '' ) {
113: foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
114: }
115:
116: if ($result eq '' ) {
117: foreach $award (@_) {
118: if ($award eq 'UNIT_FAIL' ||
119: $award eq 'NO_UNIT' ||
120: $award eq 'UNIT_NOTNEEDED') {
121: $result=$award; last;
122: }
123: }
124: }
125: if ($result eq '' ) {
126: foreach $award (@_) {
127: if ($award eq 'WANTED_NUMERIC' ||
128: $award eq 'BAD_FORMULA') {$result=$award; last;}
129: }
130: }
131: if ($result eq '' ) {
132: foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
133: }
134: if ($result eq '' ) {
135: foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
136: }
137: if ($result eq '' ) {
138: foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
139: }
140: if ($result eq '' ) {
141: foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
142: }
143: if ($result eq '' ) { $result='EXACT_ANS'; }
144: return $result
145: }
146:
147: sub decideoutput {
148: my ($award,$solved)=@_;
149: my $message='';
150: my $button=0;
151: if ($solved =~ /^correct/ || $award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
152: $message = "<b>You are correct.</b> Your receipt is ".&Apache::lonnet::receipt;
153: $button=0;
154: } elsif ($award eq 'NO_RESPONSE') {
155: $message = '';
156: $button=1;
157: } elsif ($award eq 'MISSING_ANSWER') {
158: $message = 'Some parts were not submitted';
159: $button = 1;
160: } elsif ($award eq 'WANTED_NUMERIC') {
161: $message = "This question expects a numeric answer";
162: $button=1;
163: } elsif ($award eq 'SIG_FAIL') {
164: $message = "Please adjust significant figures.";# you provided %s significant figures";
165: $button=1;
166: } elsif ($award eq 'UNIT_FAIL') {
167: $message = "Units incorrect."; #Computer reads units as %s";
168: $button=1;
169: } elsif ($award eq 'UNIT_NOTNEEDED') {
170: $message = "Only a number required.";# Computer reads units of %s";
171: $button=1;
172: } elsif ($award eq 'NO_UNIT') {
173: $message = "Units required";
174: $button=1;
175: } elsif ($award eq 'BAD_FORMULA') {
176: $message = "Unable to understand formula";
177: $button=1;
178: } elsif ($award eq 'INCORRECT') {
179: $message = "Incorrect";
180: $button=1;
181: } elsif ($award eq 'SUBMITTED') {
182: $message = "Your submission has been recorded.";
183: $button=1;
184: } else {
185: $message = "Unknown message: $award";
186: $button=1;
187: }
188: return ($button,$message);
189: }
190:
191: sub setgradedata {
192: my ($award,$id) = @_;
193: if ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
194: $Apache::lonhomework::results{"resource.$id.tries"} =
195: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
196: $Apache::lonhomework::results{"resource.$id.solved"} =
197: 'correct_by_student';
198: $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
199: } elsif ( $award eq 'INCORRECT' ) {
200: $Apache::lonhomework::results{"resource.$id.tries"} =
201: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
202: $Apache::lonhomework::results{"resource.$id.solved"} =
203: 'incorrect_attempted';
204: } elsif ( $award eq 'SUBMITTED' ) {
205: $Apache::lonhomework::results{"resource.$id.tries"} =
206: $Apache::lonhomework::history{"resource.$id.tries"} + 1;
207: $Apache::lonhomework::results{"resource.$id.solved"} =
208: 'ungraded_attempted';
209: } else {
210: $Apache::lonhomework::results{"resource.$id.solved"} =
211: 'incorrect_attempted';
212: }
213: $Apache::lonhomework::results{"resource.$id.award"} = $award;
214: }
215:
216: sub grade {
217: my ($target) = @_;
218: my $id = $Apache::inputtags::part;
219: # my $result='';
220: my $response='';
221: if ( $target == 'web' ) {
222: if ( defined $ENV{'form.submitted'}) {
223: my @awards = ();
224: &Apache::lonxml::debug("$#Apache::inputtags::responselist");
225: foreach $response (@Apache::inputtags::responselist) {
226: &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
227: my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
228: if ( $value ne '' ) {
229: &Apache::lonxml::debug("keeping $value from $response for $id");
230: push (@awards,$value);
231: } else {
232: &Apache::lonxml::debug("skipping $value from $response for $id");
233: }
234: }
235: my $finalaward = &finalizeawards(@awards);
236: &Apache::lonxml::debug("final award $finalaward");
237: &setgradedata($finalaward,$id);
238: }
239: }
240: return '';
241: }
242:
243: sub gradestatus {
244: my ($id) = @_;
245: my $showbutton = 1;
246: my $message = '';
247: my $trystr='';
248: my $button='';
249:
250: my $status = $Apache::inputtags::status['-1'];
251: &Apache::lonxml::debug("gradestatus has :$status:");
252: if ( $status ne 'CLOSED' ) {
253: my $award = $Apache::lonhomework::history{"resource.$id.award"};
254: my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
255: &Apache::lonxml::debug("Found Award |$award|$solved|");
256: if ( $award ne '' ) {
257: &Apache::lonxml::debug('Getting message');
258: ($showbutton,$message) = &decideoutput($award,$solved);
259: $message="<br /><table bgcolor=\"#aaffaa\"><tr><td>$message</td></tr></table>";
260: }
261: my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
262: my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
263: &Apache::lonxml::debug("got maxtries of :$maxtries:");
264: if ( $tries eq '' ) { $tries = '0'; }
265: if ( $maxtries eq '' ) { $maxtries = '2'; }
266: if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; }
267: if ( $showbutton ) {
268: $trystr = "<br />Tries $tries/$maxtries";
269: }
270: if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
271: if ( $showbutton ) {
272: $button = '<br /><input type="submit" name="submit" value="Submit All Answers" />';
273: }
274: }
275: return $button.$message.$trystr;
276: }
277: 1;
278: __END__
279:
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