1: # The LearningOnline Network with CAPA
2: # various response type definitons response definition
3:
4: # 11/23,11/24,11/28 Gerd Kortemeyer
5:
6: package Apache::response;
7: use strict;
8:
9: sub BEGIN {
10: &Apache::lonxml::register('Apache::response',('responseparam','caparesponse','numericalresponse','radiobuttonresponse','optionresponse','imageresponse','essayresponse'));
11: }
12:
13: sub start_response {
14: my ($parstack,$safeeval)=@_;
15: my $args ='';
16: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
17: my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);
18: if ($id eq '') { $id = $Apache::lonxml::curdepth; }
19: push (@Apache::inputtags::response,$id);
20: push (@Apache::inputtags::responselist,$id);
21: @Apache::inputtags::inputlist=();
22: return $id;
23: }
24:
25: sub end_response {
26: pop @Apache::inputtags::response;
27: @Apache::inputtags::inputlist=();
28: return '';
29: }
30:
31: # used by response to set the non-safe space random number generator to something
32: # that is stable and unique based on the part number and response number
33: sub setrandomnumber {
34: my $rndseed=&Apache::lonnet::rndseed();
35: &Apache::lonxml::debug("randseed $rndseed");
36: # $rndseed=unpack("%32i",$rndseed);
37: $rndseed=$rndseed
38: +(&Apache::lonnet::numval($Apache::inputtags::part) << 10)
39: +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
40: srand($rndseed);
41: &Apache::lonxml::debug("randseed $rndseed");
42: return '';
43: }
44:
45: sub meta_parameter_write {
46: my ($name,$type,$default,$display)=@_;
47: return '<parameter part="'.$Apache::inputtags::part.
48: '" name="'.$name.
49: '" type="'.$type.
50: '" default="'.$default.
51: '" display="'.$display.
52: ' [Part: '.$Apache::inputtags::part.']"></parameter>'
53: ."\n";
54: }
55:
56: sub meta_stores_write {
57: my ($name,$type,$display)=@_;
58: return '<stores part="'.$Apache::inputtags::part.
59: '" name="'.$name.
60: '" type="'.$type.
61: '" display="'.$display.
62: ' [Part: '.$Apache::inputtags::part.']"></stores>'
63: ."\n";
64: }
65:
66: sub mandatory_part_meta {
67: #
68: # Autogenerate metadata for mandatory
69: # input (from RAT or lonparmset) and
70: # output (to lonspreadsheet)
71: # of each part
72: #
73: return
74: &meta_parameter_write('opendate','date_start','',
75: 'Opening Date').
76: &meta_parameter_write('duedate','date_end','',
77: 'Due Date').
78: &meta_parameter_write('answerdate','date_start','',
79: 'Show Answer Date').
80: &meta_parameter_write('weight','int_zeropos','',
81: 'Available Points').
82: &meta_parameter_write('maxtries','int_pos','',
83: 'Maximum Number of Tries').
84:
85: &meta_stores_write('solved','string',
86: 'Problem Status').
87: &meta_stores_write('tries','int_zeropos',
88: 'Number of Attempts').
89: &meta_stores_write('awarded','float',
90: 'Partial Credit Factor');
91: #
92: # Note: responseid-specific data 'submission' and 'awarddetail'
93: # not available to spreadsheet -> skip here
94: #
95: }
96:
97: sub check_for_previous {
98: return '0';
99: }
100:
101: sub start_numericalresponse {
102: require Apache::caparesponse;
103: import Apache::caparesponse;
104: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
105: return &Apache::caparesponse::start_numericalresponse($target,$token,$parstack,$parser,$safeeval,$style);
106: }
107:
108: sub start_caparesponse {
109: require Apache::caparesponse;
110: import Apache::caparesponse;
111: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
112: # print "\n<br />\nsimple caparesponse\n";
113: return &Apache::caparesponse::start_caparesponse($target,$token,$parstack,$parser,$safeeval,$style);
114: }
115:
116: sub start_radiobuttonresponse {
117: require Apache::radiobuttonresponse;
118: import Apache::radiobuttonresponse;
119: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
120: return &Apache::radiobuttonresponse::start_radiobuttonresponse($target,$token,$parstack,$parser,$safeeval,$style);
121: }
122:
123: sub start_optionresponse {
124: require Apache::optionresponse;
125: import Apache::optionresponse;
126: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
127: return &Apache::optionresponse::start_optionresponse($target,$token,$parstack,$parser,$safeeval,$style);
128: }
129:
130: sub start_imageresponse {
131: require Apache::imageresponse;
132: import Apache::imageresponse;
133: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
134: return &Apache::imageresponse::start_imageresponse($target,$token,$parstack,$parser,$safeeval,$style);
135: }
136:
137: sub start_essayresponse {
138: require Apache::essayresponse;
139: import Apache::essayresponse;
140: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
141: return &Apache::essayresponse::start_essayresponse($target,$token,$parstack,$parser,$safeeval,$style);
142: }
143:
144: sub start_responseparam {
145: my ($target,$token,$parstack,$parser,$safeeval)=@_;
146: if ($target eq 'grade' || $target eq 'web') {
147: my $args='';
148: if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
149: my $default = &Apache::run::run("{$args;".'return $default}',$safeeval);
150: my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
151: &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part.$name");
152: my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.$name");
153: &Apache::lonxml::debug("$name has value :$value: and default :$default:");
154: if ($value eq '' || $value eq 'con_lost') {
155: &Apache::lonxml::debug("defaulting");
156: $Apache::inputtags::params{$name}=$default;
157: } else {
158: &Apache::lonxml::debug("using value");
159: $Apache::inputtags::params{$name}=$value;
160: }
161: return '';
162: } elsif ($target eq 'meta') {
163: return &meta_parameter_write($token->[2]->{'name'},
164: $token->[2]->{'type'},
165: $token->[2]->{'default'},
166: $token->[2]->{'description'});
167: } else {
168: return '';
169: }
170: }
171:
172: sub end_responseparam {
173: return '';
174: }
175:
176: 1;
177: __END__
178:
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