1: # The LearningOnline Network with CAPA
2: # mutliple choice style responses
3: # 2/21 Guy
4:
5: package Apache::radiobuttonresponse;
6: use strict;
7:
8: sub BEGIN {
9: &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
10: }
11:
12: sub start_radiobuttonresponse {
13: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
14: my $result;
15: #when in a radiobutton response use these
16: &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
17: push (@Apache::lonxml::namespace,'radiobuttonresponse');
18: my $id = &Apache::response::start_response($parstack,$safeeval);
19: if ($target eq 'meta') {
20: $result=&Apache::response::meta_package_write('radiobuttonresponse');
21: } elsif ($target eq 'edit' ) {
22: $result.=&Apache::edit::start_table($token).
23: '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
24: &Apache::edit::deletelist($target,$token)
25: ."</td><td> </td></tr><tr><td colspan=\"3\">\n";
26: $result.=&Apache::edit::text_arg('Max Number Of Foils:','max',$token,'4').
27: "</td></tr>";
28: $result.="<tr><td colspan=\"3\">\n";
29: } elsif ($target eq 'modified') {
30: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
31: $safeeval,'max');
32: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
33: }
34: return $result;
35: }
36:
37: sub end_radiobuttonresponse {
38: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
39: my $result;
40: if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
41: &Apache::response::end_response;
42: pop @Apache::lonxml::namespace;
43: return $result;
44: }
45:
46: %Apache::response::foilgroup={};
47: sub start_foilgroup {
48: %Apache::response::foilgroup={};
49: $Apache::radiobuttonresponse::conceptgroup=0;
50: &Apache::response::setrandomnumber();
51: return '';
52: }
53:
54: sub storesurvey {
55: if ( defined $ENV{'form.submitted'}) {
56: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
57: &Apache::lonxml::debug("Here I am!:$response:");
58: if ( $response =~ /[^\s]/) {
59: my $id = $Apache::inputtags::response['-1'];
60: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
61: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
62: &Apache::lonxml::debug("submitted a $response<br />\n");
63: }
64: }
65: return '';
66: }
67:
68: sub end_foilgroup {
69: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
70:
71: my $result;
72: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer') {
73: my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval,'-2');
74: if ( $style eq 'survey' ) {
75: if ($target eq 'web') {
76: $result=&displayallfoils();
77: } elsif ( $target eq 'grade' ) {
78: $result=&storesurvey();
79: }
80: } else {
81: my $name;
82: my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
83: my $count=0;
84: # we will add in 1 of the true statements
85: if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
86: my $answer = int(rand ($count));
87: &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
88: if ($target eq 'web') {
89: $result=&displayfoils($max,$answer);
90: } elsif ($target eq 'answer' ) {
91: $result=&displayanswers($max,$answer);
92: } elsif ( $target eq 'grade') {
93: if ( defined $ENV{'form.submitted'}) {
94: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
95: if ( $response =~ /[^\s]/) {
96: my $id = $Apache::inputtags::response['-1'];
97: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
98: &Apache::lonxml::debug("submitted a $response<br />\n");
99: if ($response == $answer) {
100: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
101: } else {
102: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
103: }
104: }
105: }
106: }
107: }
108: }
109: return $result;
110: }
111:
112: sub getfoilcounts {
113: my ($parstack,$safeeval)=@_;
114: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
115: my @names = @{ $Apache::response::foilgroup{'names'} };
116: my $truecnt=0;
117: my $falsecnt=0;
118: my $name;
119:
120: foreach $name (@names) {
121: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
122: $truecnt++;
123: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
124: $falsecnt++;
125: }
126: }
127: return ($truecnt,$falsecnt,$max);
128: }
129:
130: sub displayallfoils {
131: my $result;
132: &Apache::lonxml::debug("survey style display");
133: my @names = @{ $Apache::response::foilgroup{'names'} };
134: my $temp=0;
135: my $id=$Apache::inputtags::response['-1'];
136: my $part=$Apache::inputtags::part;
137: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
138: foreach my $name (@names) {
139: if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
140: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
141: if ($lastresponse eq $temp) { $result .= 'checked="on"'; }
142: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
143: $temp++;
144: }
145: }
146: return $result;
147: }
148:
149: sub whichfoils {
150: my ($max,$answer)=@_;
151:
152: my @truelist;
153: my @falselist;
154:
155: my @names = @{ $Apache::response::foilgroup{'names'} };
156: foreach my $name (@names) {
157: #result.="<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
158: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
159: push (@truelist,$name);
160: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
161: push (@falselist,$name);
162: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
163: } else {
164: &Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>");
165: }
166: }
167: my $whichtrue = int(rand($#truelist+1));
168: &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
169: my @whichfalse =();
170: while ((($#whichfalse+1) < $max) && ($#falselist > -1)) {
171: &Apache::lonxml::debug("Have $#whichfalse max is $max");
172: my $afalse=int(rand($#falselist+1));
173: &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
174: $afalse=splice(@falselist,$afalse,1);
175: &Apache::lonxml::debug("Picked $afalse");
176: push (@whichfalse,$afalse);
177: }
178: splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
179: &Apache::lonxml::debug("the true statement is $answer");
180: return @whichfalse;
181: }
182:
183: sub displayfoils {
184: my ($max,$answer)=@_;
185: my $result;
186:
187: my @whichfoils=&whichfoils($max,$answer);
188: if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
189: foreach my $name (@whichfoils) {
190: $result.="<br />";
191: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
192: $result.='Correct';
193: } else {
194: $result.='Incorrect';
195: }
196: $result.=":".$Apache::response::foilgroup{$name.'.text'}."</input>\n";
197: }
198: } else {
199: my $temp=0;
200: my $id=$Apache::inputtags::response['-1'];
201: my $part=$Apache::inputtags::part;
202: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
203: foreach my $name (@whichfoils) {
204: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
205: if ($lastresponse eq $temp) { $result .= 'checked="on"'; }
206: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
207: $temp++;
208: }
209: }
210: return $result."<br />";
211: }
212:
213: sub displayanswers {
214: my ($max,$answer)=@_;
215: my @names = @{ $Apache::response::foilgroup{'names'} };
216: my @whichopt = &whichfoils($max,$answer);
217: my $result=&Apache::response::answer_header('radiobuttonresponse');
218: foreach my $name (@whichopt) {
219: $result.=&Apache::response::answer_part('radiobuttonresponse',
220: $Apache::response::foilgroup{$name.'.value'})
221: }
222: $result.=&Apache::response::answer_footer('radiobuttonresponse');
223: return $result;
224: }
225:
226: sub start_conceptgroup {
227: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
228: $Apache::radiobuttonresponse::conceptgroup=1;
229: %Apache::response::conceptgroup={};
230: my $result;
231: if ($target eq 'edit') {
232: $result.=&Apache::edit::tag_start($target,$token);
233: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
234: "</td></tr><tr><td colspan=\"3\">\n";
235: } elsif ($target eq 'modified') {
236: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
237: $safeeval,'concept');
238: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
239: }
240: return $result;
241: }
242:
243: sub end_conceptgroup {
244: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
245: $Apache::radiobuttonresponse::conceptgroup=0;
246: my $result;
247: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
248: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
249: my @names = @{ $Apache::response::conceptgroup{'names'} };
250: my $pick=int(rand($#names+1));
251: my $name=$names[$pick];
252: push @{ $Apache::response::foilgroup{'names'} }, $name;
253: $Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
254: $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
255: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
256: $Apache::response::foilgroup{"$name.concept"} = $concept;
257: &Apache::lonxml::debug("Selecting $name in $concept");
258: }
259: } elsif ($target eq 'edit') {
260: $result=&Apache::edit::end_table();
261: }
262: return $result;
263: }
264:
265: sub insert_conceptgroup {
266: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
267: return $result;
268: }
269:
270: sub start_foil {
271: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
272: my $result='';
273: if ($target eq 'web') {
274: &Apache::lonxml::startredirection;
275: } elsif ($target eq 'edit') {
276: $result=&Apache::edit::tag_start($target,$token);
277: $result.=&Apache::edit::text_arg('Name:','name',$token);
278: $result.=&Apache::edit::select_arg('Correct Option:','value',
279: ['unused','true','false'],$token);
280: } elsif ($target eq 'modified') {
281: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
282: 'value','name');
283: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
284: }
285: return $result;
286: }
287:
288: sub end_foil {
289: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
290: my $text='';
291: if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
292: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
293: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
294: if ($value ne 'unused') {
295: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
296: if (!$name) { $name=$Apache::lonxml::curdepth; }
297: if ( $Apache::radiobuttonresponse::conceptgroup ) {
298: push @{ $Apache::response::conceptgroup{'names'} }, $name;
299: $Apache::response::conceptgroup{"$name.value"} = $value;
300: $Apache::response::conceptgroup{"$name.text"} = $text;
301: } else {
302: push @{ $Apache::response::foilgroup{'names'} }, $name;
303: $Apache::response::foilgroup{"$name.value"} = $value;
304: $Apache::response::foilgroup{"$name.text"} = $text;
305: }
306: }
307: }
308: return '';
309: }
310:
311: sub insert_foil {
312: return '
313: <foil name="" value="unused">
314: <startouttext />
315: <endouttext />
316: </foil>';
317: }
318: 1;
319: __END__
320:
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