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></tr><tr><td colspan=\"3\">\n";
24: }
25:
26: return $result;
27: }
28:
29: sub end_optionresponse {
30: &Apache::response::end_response;
31: pop @Apache::lonxml::namespace;
32: return '';
33: }
34:
35: sub insert_optionresponse {
36: return '
37: <optionresponse max="10">
38: <foilgroup options=\"\">
39: </foilgroup>
40: </optionresponse>';
41: }
42:
43: %Apache::response::foilgroup={};
44: sub start_foilgroup {
45: my ($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=0;
57: foreach $option (@opt) {
58: $optionlist.="<option value=\"$count\">$option</option>\n";
59: }
60: my $insertlist=&Apache::edit::insertlist($target,$token);
61: $result.=&Apache::edit::start_table($token);
62: $result.= (<<ENDTABLE);
63: <tr><td>Select Options</td>
64: <td>
65: Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
66: </td>
67: <td>Delete an Option:
68: <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
69: </td>
70: </tr>
71: <tr><td colspan="3">$insertlist<br />
72: ENDTABLE
73: }
74: if ($target eq 'modified') {
75: my @options;
76: my $optchanged=0;
77: eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
78: if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
79: my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
80: splice(@options,$delopt,1);
81: $optchanged=1;
82: }
83: if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
84: my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
85: if ($options[0]) {
86: push(@options,$newopt);
87: } else {
88: $options[0]=$newopt;
89: }
90: $optchanged=1;
91: }
92: if ($optchanged) {
93: $result = "<foilgroup options=\"(";
94: foreach my $option (@options) {
95: $option=~s/\'/\\\'/;
96: &Apache::lonxml::debug("adding option :$option:");
97: $result .="'".$option."',";
98: }
99: chop $result;
100: $result.=')">';
101: } # else nothing changed so just use the default mechanism
102: }
103: return $result;
104: }
105:
106: sub end_foilgroup {
107: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
108:
109: my $result;
110: if ($target ne 'meta') {
111: my $name;
112: my ($count,$max) = &getfoilcounts($parstack,$safeeval);
113: if ($count>$max) { $count=$max }
114: &Apache::lonxml::debug("Count is $count from $max");
115: my @opt;
116: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
117: &Apache::lonxml::debug("Options are $#opt");
118: if ($target eq 'web') {
119: $result=&displayfoils($count,@opt);
120: } elsif ( $target eq 'grade') {
121: if ( defined $ENV{'form.submitted'}) {
122: my @whichopt = &whichfoils($count);
123: my $temp=1;my $name;
124: my $allresponse;
125: my $right=0;
126: my $wrong=0;
127: my $ignored=0;
128: foreach $name (@whichopt) {
129: my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
130: $allresponse.="$response:";
131: if ( $response =~ /[^\s]/) {
132: &Apache::lonxml::debug("submitted a $response<br />\n");
133: my $value=$Apache::response::foilgroup{$name.'.value'};
134: if ($value eq $response) {$right++;} else {$wrong++;}
135: } else {
136: $ignored++;
137: }
138: $temp++;
139: }
140: my $id = $Apache::inputtags::response['-1'];
141: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$allresponse;
142: &Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
143: if ($wrong==0 && $ignored==0) {
144: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
145: } else {
146: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
147: }
148: }
149: }
150: }
151: return $result;
152: }
153:
154: sub getfoilcounts {
155: my ($parstack,$safeeval)=@_;
156: my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
157: # +1 since instructors will count from 1
158: my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
159: return ($count,$max);
160: }
161:
162: sub whichfoils {
163: my ($max)=@_;
164: my @names = @{ $Apache::response::foilgroup{'names'} };
165: my @whichopt =();
166: while ((($#whichopt+1) < $max) && ($#names > -1)) {
167: &Apache::lonxml::debug("Have $#whichopt max is $max");
168: my $aopt=int(rand($#names+1));
169: &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
170: $aopt=splice(@names,$aopt,1);
171: &Apache::lonxml::debug("Picked $aopt");
172: push (@whichopt,$aopt);
173: }
174: return @whichopt;
175: }
176:
177: sub displayfoils {
178: my ($max,@opt)=@_;
179: my @names = @{ $Apache::response::foilgroup{'names'} };
180: my @truelist;
181: my @falselist;
182: my $result;
183: my $name;
184: my @whichopt = &whichfoils($max);
185: my $optionlist="<option></option>\n";
186: my $option;
187: foreach $option (@opt) {
188: $optionlist.="<option>$option</option>\n";
189: }
190: if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
191: foreach $name (@whichopt) {
192: $result.="<br />".$Apache::response::foilgroup{$name.'.value'}.
193: ":".$Apache::response::foilgroup{$name.'.text'}."\n";
194: }
195: } else {
196: my $temp=1;
197: foreach $name (@whichopt) {
198: $result.="<br /><select name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">"
199: .$optionlist
200: ."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
201: $temp++;
202: }
203: }
204: return $result."<br />";
205: }
206:
207:
208: sub start_conceptgroup {
209: $Apache::optionresponse::conceptgroup=1;
210: %Apache::response::conceptgroup={};
211: return '';
212: }
213:
214: sub end_conceptgroup {
215: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
216: $Apache::optionresponse::conceptgroup=0;
217: if ($target eq 'web' || $target eq 'grade') {
218: my @names = @{ $Apache::response::conceptgroup{'names'} };
219: my $pick=int rand $#names+1;
220: my $name=$names[$pick];
221: push @{ $Apache::response::foilgroup{'names'} }, $name;
222: $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
223: $Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
224: my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
225: $Apache::response::foilgroup{"$name.concept"} = $concept;
226: &Apache::lonxml::debug("Selecting $name in $concept");
227: }
228: return '';
229: }
230:
231: sub start_foil {
232: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
233: my $result='';
234: if ($target eq 'web') { &Apache::lonxml::startredirection; }
235: if ($target eq 'edit') {
236: $result=&Apache::edit::tag_start($target,$token,"Foil");
237: my @opt;
238: eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,'-2');
239: my $optionlist="<option></option>\n";
240: foreach my $option (@opt) {
241: $optionlist.="<option>$option</option>\n";
242: }
243: $result.="Name: <input name=\"$Apache::lonxml::curdepth.name\" type=\"text\" />".
244: "Correct Option:<select>$optionlist</select></td></tr><tr><td colspan=\"3\">";
245: }
246: return $result;
247: }
248:
249: sub end_foil {
250: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
251: my $text ='';
252: my $result = '';
253: if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
254: if ($target eq 'web' || $target eq 'grade') {
255: my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
256: if ($value ne 'unused') {
257: my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
258: if (!$name) { $name=$Apache::lonxml::curdepth; }
259: if ( $Apache::optionresponse::conceptgroup ) {
260: push @{ $Apache::response::conceptgroup{'names'} }, $name;
261: $Apache::response::conceptgroup{"$name.value"} = $value;
262: $Apache::response::conceptgroup{"$name.text"} = $text;
263: } else {
264: push @{ $Apache::response::foilgroup{'names'} }, $name;
265: $Apache::response::foilgroup{"$name.value"} = $value;
266: $Apache::response::foilgroup{"$name.text"} = $text;
267: }
268: }
269: }
270: if ($target eq 'edit') {
271: $result.= &Apache::edit::tag_end($target,$token,'');
272: }
273: return $result;
274: }
275:
276: sub insert_foil {
277: return '
278: <foil name="" value="">
279: <startouttext />
280: <endouttext />
281: </foil>';
282: }
283: 1;
284: __END__
285:
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