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 =~ /[0-9]+/) {
59: my $id = $Apache::inputtags::response['-1'];
60: my @whichfoils=&whichfoils($max,$answer);
61: my %responsehash;
62: $responsehash{$whichfoil[$reponse]}=$response;
63: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
64: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
65: &Apache::lonxml::debug("submitted a $response<br />\n");
66: }
67: }
68: return '';
69: }
70:
71: sub end_foilgroup {
72: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
73:
74: my $result;
75: if ($target eq 'grade' || $target eq 'web' || $target eq 'answer') {
76: my $style = $Apache::lonhomework::type;
77: if ( $style eq 'survey' ) {
78: if ($target eq 'web' || $target eq 'answer') {
79: $result=&displayallfoils();
80: } elsif ( $target eq 'grade' ) {
81: $result=&storesurvey();
82: }
83: } else {
84: my $name;
85: my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
86: my $count=0;
87: # we will add in 1 of the true statements
88: if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
89: my $answer = int(rand ($count));
90: &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
91: if ($target eq 'web') {
92: $result=&displayfoils($max,$answer);
93: } elsif ($target eq 'answer' ) {
94: $result=&displayanswers($max,$answer);
95: } elsif ( $target eq 'grade') {
96: if ( defined $ENV{'form.submitted'}) {
97: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
98: if ( $response =~ /[0-9]+/) {
99: my $id = $Apache::inputtags::response['-1'];
100: my @whichfoils=&whichfoils($max,$answer);
101: my %responsehash;
102: $responsehash{$whichfoil[$reponse]}=$response;
103: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
104: &Apache::lonxml::debug("submitted a $response<br />\n");
105: if ($response == $answer) {
106: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
107: } else {
108: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
109: }
110: }
111: }
112: }
113: }
114: }
115: return $result;
116: }
117:
118: sub getfoilcounts {
119: my ($parstack,$safeeval)=@_;
120: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
121: my @names = @{ $Apache::response::foilgroup{'names'} };
122: my $truecnt=0;
123: my $falsecnt=0;
124: my $name;
125:
126: foreach $name (@names) {
127: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
128: $truecnt++;
129: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
130: $falsecnt++;
131: }
132: }
133: return ($truecnt,$falsecnt,$max);
134: }
135:
136: sub displayallfoils {
137: my $result;
138: &Apache::lonxml::debug("survey style display");
139: my @names = @{ $Apache::response::foilgroup{'names'} };
140: my $temp=0;
141: my $id=$Apache::inputtags::response['-1'];
142: my $part=$Apache::inputtags::part;
143: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
144: foreach my $name (@names) {
145: if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
146: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
147: if ($lastresponse eq $temp) { $result .= 'checked="on"'; }
148: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
149: $temp++;
150: }
151: }
152: return $result;
153: }
154:
155: sub whichfoils {
156: my ($max,$answer)=@_;
157:
158: my @truelist;
159: my @falselist;
160:
161: my @names = @{ $Apache::response::foilgroup{'names'} };
162: foreach my $name (@names) {
163: #result.="<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
164: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
165: push (@truelist,$name);
166: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
167: push (@falselist,$name);
168: } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
169: } else {
170: &Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>");
171: }
172: }
173: my $whichtrue = int(rand($#truelist+1));
174: &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
175: my @whichfalse =();
176: while ((($#whichfalse+1) < $max) && ($#falselist > -1)) {
177: &Apache::lonxml::debug("Have $#whichfalse max is $max");
178: my $afalse=int(rand($#falselist+1));
179: &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
180: $afalse=splice(@falselist,$afalse,1);
181: &Apache::lonxml::debug("Picked $afalse");
182: push (@whichfalse,$afalse);
183: }
184: splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
185: &Apache::lonxml::debug("the true statement is $answer");
186: return @whichfalse;
187: }
188:
189: sub displayfoils {
190: my ($max,$answer)=@_;
191: my $result;
192:
193: my @whichfoils=&whichfoils($max,$answer);
194: if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
195: foreach my $name (@whichfoils) {
196: $result.="<br />";
197: if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
198: $result.='Correct';
199: } else {
200: $result.='Incorrect';
201: }
202: $result.=":".$Apache::response::foilgroup{$name.'.text'}."</input>\n";
203: }
204: } else {
205: my $temp=0;
206: my $id=$Apache::inputtags::response['-1'];
207: my $part=$Apache::inputtags::part;
208: my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
209: foreach my $name (@whichfoils) {
210: $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
211: if ($lastresponse eq $temp) { $result .= 'checked="on"'; }
212: $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
213: $temp++;
214: }
215: }
216: return $result."<br />";
217: }
218:
219: sub displayanswers {
220: my ($max,$answer)=@_;
221: my @names = @{ $Apache::response::foilgroup{'names'} };
222: my @whichopt = &whichfoils($max,$answer);
223: my $result=&Apache::response::answer_header('radiobuttonresponse');
224: foreach my $name (@whichopt) {
225: $result.=&Apache::response::answer_part('radiobuttonresponse',
226: $Apache::response::foilgroup{$name.'.value'})
227: }
228: $result.=&Apache::response::answer_footer('radiobuttonresponse');
229: return $result;
230: }
231:
232: sub start_conceptgroup {
233: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
234: $Apache::radiobuttonresponse::conceptgroup=1;
235: %Apache::response::conceptgroup={};
236: my $result;
237: if ($target eq 'edit') {
238: $result.=&Apache::edit::tag_start($target,$token);
239: $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
240: "</td></tr><tr><td colspan=\"3\">\n";
241: } elsif ($target eq 'modified') {
242: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
243: $safeeval,'concept');
244: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
245: }
246: return $result;
247: }
248:
249: sub end_conceptgroup {
250: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
251: $Apache::radiobuttonresponse::conceptgroup=0;
252: my $result;
253: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
254: if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
255: my @names = @{ $Apache::response::conceptgroup{'names'} };
256: my $pick=int(rand($#names+1));
257: my $name=$names[$pick];
258: push @{ $Apache::response::foilgroup{'names'} }, $name;
259: $Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
260: $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
261: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
262: $Apache::response::foilgroup{"$name.concept"} = $concept;
263: &Apache::lonxml::debug("Selecting $name in $concept");
264: }
265: } elsif ($target eq 'edit') {
266: $result=&Apache::edit::end_table();
267: }
268: return $result;
269: }
270:
271: sub insert_conceptgroup {
272: my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
273: return $result;
274: }
275:
276: sub start_foil {
277: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
278: my $result='';
279: if ($target eq 'web') {
280: &Apache::lonxml::startredirection;
281: } elsif ($target eq 'edit') {
282: $result=&Apache::edit::tag_start($target,$token);
283: $result.=&Apache::edit::text_arg('Name:','name',$token);
284: $result.=&Apache::edit::select_arg('Correct Option:','value',
285: ['unused','true','false'],$token);
286: } elsif ($target eq 'modified') {
287: my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
288: 'value','name');
289: if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
290: }
291: return $result;
292: }
293:
294: sub end_foil {
295: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
296: my $text='';
297: if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
298: if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
299: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
300: if ($value ne 'unused') {
301: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
302: if (!$name) { $name=$Apache::lonxml::curdepth; }
303: if ( $Apache::radiobuttonresponse::conceptgroup ) {
304: push @{ $Apache::response::conceptgroup{'names'} }, $name;
305: $Apache::response::conceptgroup{"$name.value"} = $value;
306: $Apache::response::conceptgroup{"$name.text"} = $text;
307: } else {
308: push @{ $Apache::response::foilgroup{'names'} }, $name;
309: $Apache::response::foilgroup{"$name.value"} = $value;
310: $Apache::response::foilgroup{"$name.text"} = $text;
311: }
312: }
313: }
314: return '';
315: }
316:
317: sub insert_foil {
318: return '
319: <foil name="" value="unused">
320: <startouttext />
321: <endouttext />
322: </foil>';
323: }
324: 1;
325: __END__
326:
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