Annotation of loncom/homework/default_homework.lcpm, revision 1.15
1.1 harris41 1: # file name (temp): default_homework
2: # used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run()
3: #
4: #
1.3 albertel 5: $RANDOMINIT=0;
6:
1.7 albertel 7: sub caparesponse_check {
1.10 albertel 8: my $answer=''; #done
9: my $type=''; #done
10: my $tol_type=''; # gets it's value from whether tol has a % or not done
11: my $tol=''; #done
1.12 albertel 12: my $sig='';
1.7 albertel 13: my $sig_lbound='';
14: my $sig_ubound='';
15: my $ans_fmt='';
1.9 albertel 16: my $units='';
1.7 albertel 17: my $calc='';
18: my ($response,$expr)=@_;
19:
1.12 albertel 20: ($answer,$type,$tol,$sig,$ans_fmt,
21: $units,$calc) = eval $expr.';return $answer,$type,$tol,$sig,$ans_fmt,$units,$calc';
1.8 albertel 22: #type's definitons come from capaParser.h
23: if ($type eq '' ) {
24: if ( $answer eq ($answer *1.0)) { $type = 2;
25: } else { $type = 3; }
26: } else {
27: if ($type eq 'cs') { $type = 4;
28: } elsif ($type eq 'ci') { $type = 3;
29: } elsif ($type eq 'mc') { $type = 5;
30: } elsif ($type eq 'fml') { $type = 8;
1.9 albertel 31: } elsif ($type eq 'subj') { $type = 7;
32: } else { return "ERROR: Unknown type of answer: $type" }
1.8 albertel 33: }
34:
1.10 albertel 35: if ($tol eq '') {
36: $tol=0.0;
37: $tol_type=1; #TOL_ABSOLUTE
38: } else {
39: if ($tol =~ /%$/) {
1.12 albertel 40: chop $tol;
1.10 albertel 41: $tol_type=2; #TOL_PERCENTAGE
42: } else {
43: $tol_type=1; #TOL_ABSOLUTE
44: }
45: }
1.12 albertel 46:
47: if ($sig eq '') {
48: $sig_lbound = 0; #SIG_LB_DEFAULT
49: $sig_ubound =15; #SIG_UB_DEFAULT
50: } else {
51: ($sig_lbound,$sig_ubound) = split /,/,$sig;
52: }
1.7 albertel 53: my $result = &caparesponse_capa_check_answer($response,$answer,$type,
1.10 albertel 54: $tol_type,$tol,
1.7 albertel 55: $sig_lbound,$sig_ubound,
1.12 albertel 56: $ans_fmt,$units,$calc);
1.9 albertel 57:
58: if ($result == '1') { $result='EXACT_ANS'; }
59: elsif ($result == '2') { $result='APPROX_ANS'; }
60: elsif ($result == '3') { $result='SIG_FAIL'; }
61: elsif ($result == '4') { $result='UNIT_FAIL'; }
62: elsif ($result == '5') { $result='NO_UNIT'; }
63: elsif ($result == '6') { $result='UNIT_OK'; }
64: elsif ($result == '7') { $result='INCORRECT'; }
65: elsif ($result == '8') { $result='UNIT_NOTNEEDED'; }
66: elsif ($result == '9') { $result='ANS_CNT_NOT_MATCH'; }
67: elsif ($result =='10') { $result='SUB_RECORDED'; }
68: elsif ($result =='11') { $result='BAD_FORMULA'; }
69: elsif ($result =='12') { $result='WANTED_NUMERIC'; }
1.13 albertel 70: else {$result = "ERROR: Unknown Result:$result:$@:";}
1.9 albertel 71:
1.15 ! albertel 72: return "$result:<br>Error $error:<br>Answer $answer:<br>Response $response:<br>$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$units<br>";
1.14 albertel 73: }
74:
75: sub caparesponse_check_list {
76: my ($response,$expr)=@_;
77: my $result='';
1.15 ! albertel 78: my $aresult='';
1.14 albertel 79: my $current_answer;
80: my $answer = eval $expr.';return $answer';
81: my (@list) = eval $answer;
82: my (@responselist)=split /,/,$response;
1.15 ! albertel 83: my $unit='';
! 84: $result.="Final response :$responselist['-1']:<br>";
! 85: if ( $responselist['-1']=~ /(.*[^\s])\s+([^\s]+)/ ) {
! 86: $responselist['-1']=$1;
! 87: $unit=$2;
! 88: }
! 89: $result.="Final response :$responselist['-1']:<br>";
1.14 albertel 90: $unit=~s/\s//;
91: my $i=0;
92: my $awards='';
93: for ($i=0; $i<@list;$i++) {
1.15 ! albertel 94: $aresult=&caparesponse_check($responselist[$i]." $unit",
1.14 albertel 95: $expr.';my $answer='.$list[$i].';');
1.15 ! albertel 96: my ($temp)=split /:/, $aresult;
1.14 albertel 97: $awards.="$temp,";
1.15 ! albertel 98: $result.=$aresult;
1.14 albertel 99: }
100: chop $awards;
1.15 ! albertel 101: return "$awards:<br>$result";
1.7 albertel 102: }
103:
1.4 albertel 104: sub tex {
105: if ( $external::target eq "tex" ) {
106: return @_[0];
107: } else {
108: return @_[1];
109: }
110: }
111:
112: sub web {
113: if ( $external::target eq "tex" ) {
114: return @_[1];
115: } else {
116: if ( $external::target eq "web") {
117: return @_[0];
118: } else {
119: return @_[2];
120: }
121: }
122: }
123:
124: sub problem {
1.11 albertel 125: return '1';
1.4 albertel 126: }
127:
1.1 harris41 128: sub hinton {
129: return 0;
130: }
131:
132: sub random {
133: my ($start,$end,$step)=@_;
1.3 albertel 134: if ( ! $RANDOMINIT ) { srand($external::randomseed); $RANDOMINIT=1; }
1.1 harris41 135: my $num=1+int(($end-$start)/$step);
136: my $result=$start + int(rand() * $num)*$step;
137: return $result;
138: }
139:
140: sub tan { sin($_[0]) / cos($_[0]) }
141: sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); }
142: sub asin { atan2($_[0], sqrt(1- $_[0] * $_[0]) ); }
143:
144: sub html {
1.4 albertel 145: if ( $external::target eq "web" ) {
146: return @_[0];
1.1 harris41 147: }
148: }
149:
150:
151: sub pow {return $_[0] ** $_[1]; }
152: sub ceil {return (($_[0]-int($_[0]))== 0.0) ? $_[0] : (int($_[0])+ 1); }
153: sub floor {return int($_[0]); }
154:
1.2 albertel 155: sub format {
156: my ($value,$fmt)=@_;
1.11 albertel 157: return sprintf('%.'.$fmt,$value);
1.2 albertel 158: }
1.5 albertel 159:
160: sub map {
161: my $num = $#_/2;
162: my $i;
1.6 albertel 163: my @used;
164: my @permutation;
165: for ($i=0; $i < $num;) {
166: $rand = &random(1,$num,1);
167: if ( $used[$rand] == '0' ) {
168: $i++;
169: $used[$rand]='1';
170: $permutation[$i]=$rand;
171: }
172: }
1.5 albertel 173: for ( $i=1 ; $i<$num+1 ; $i++ ) {
1.6 albertel 174: ${$_[$permutation[$i]]}=$_[$i+$num]
1.5 albertel 175: }
176: }
177:
178: sub choose {
179: my $num = $_[0];
180: return $_[$num];
181: }
1.6 albertel 182: #$external::randomseed=time;
1.5 albertel 183: #$a=2;
184: #$b=2;
1.6 albertel 185: #$c=2;
186: #&map(1,\$a,\$b,\$c,3,4,5);
1.5 albertel 187: #print $a."\n".$b."\n";
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