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