version 1.166, 2014/06/24 18:02:47
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version 1.172.2.1, 2019/04/03 22:46:30
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Line 632 sub hinton {
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Line 632 sub hinton {
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sub random { |
sub random { |
my ($start,$end,$step)=@_; |
my ($start,$end,$step)=@_; |
if ( ! $hidden::RANDOMINIT ) { |
if ( ! $hidden::RANDOMINIT ) { |
if ($external::randomseed == 0) { $external::randomseed=1; } |
if ($external::randomseed == 0) { $external::randomseed=1; } |
if ($external::randomseed =~/,/) { |
if ($external::randomseed =~/,/) { |
my ($num1,$num2)=split(/,/,$external::randomseed); |
my ($num1,$num2) = map { abs($_); } split(/,/,$external::randomseed); |
&random_set_seed(1,abs($num1)); |
if ((!$num1) || ($num1 > 2147483398)) { |
} elsif ($external::randomseed =~/:/) { |
&random_set_seed_from_phrase($external::randomseed); |
my ($num1,$num2)=split(/:/,$external::randomseed); |
} else { |
&random_set_seed(abs($num1),abs($num2)); |
&random_set_seed(1,$num1); |
} else { |
} |
&random_set_seed(1,int(abs($external::randomseed))); |
} elsif ($external::randomseed =~/:/) { |
} |
my ($num1,$num2) = map { abs($_); } split(/:/,$external::randomseed); |
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if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) { |
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&random_set_seed_from_phrase($external::randomseed); |
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} else { |
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&random_set_seed($num1,$num2); |
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} |
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} else { |
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my $num1 = int(abs($external::randomseed)); |
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if ((!$num1) || ($num1 > 2147483398)) { |
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&random_set_seed_from_phrase($external::randomseed); |
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} else { |
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&random_set_seed(1,$num1); |
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} |
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} |
&math_random_uniform(); |
&math_random_uniform(); |
$hidden::RANDOMINIT=1; |
$hidden::RANDOMINIT=1; |
} |
} |
Line 902 sub chemparse {
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Line 915 sub chemparse {
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my $formula = ''; |
my $formula = ''; |
foreach my $token (@tokens) { |
foreach my $token (@tokens) { |
if ($token eq '->' ) { |
if ($token eq '->' ) { |
$formula .= '<m>\ensuremath{\rightarrow}</m> '; |
if ($external::target eq 'web') { |
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$formula .= '→ '; |
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} else { |
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$formula .= '<m>\ensuremath{\rightarrow}</m> '; |
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} |
next; |
next; |
} |
} |
if ($token eq '<-' ) { |
if ($token eq '<-' ) { |
$formula .= '<m>\ensuremath{\leftarrow}</m> '; |
if ($external::target eq 'web') { |
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$formula .= '← '; |
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} else { |
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$formula .= '<m>\ensuremath{\leftarrow}</m> '; |
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} |
next; |
next; |
} |
} |
if ($token eq '<=>') { |
if ($token eq '<=>') { |
Line 1059 sub format_significant_figures {
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Line 1080 sub format_significant_figures {
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} |
} |
$numSig =~ s/^(\d+)\.(\d+)(\e?(.*)?)$/$1\.$2$zeros$3/; |
$numSig =~ s/^(\d+)\.(\d+)(\e?(.*)?)$/$1\.$2$zeros$3/; |
} else { |
} else { |
if ($numSig =~ /0$/) { |
if ($numSig =~ /^(\d+)e([\+\-]\d+)$/i) { |
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my $pre_exp = $1; |
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my $exponent = $2; |
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$numSig = $pre_exp.'.'.$zeros.'E'.$exponent; |
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} elsif ($numSig =~ /0$/) { |
# add decimal pt for number ending with 0 and length == # of sig figs |
# add decimal pt for number ending with 0 and length == # of sig figs |
if (length($numSig) == $sig) { |
if (length($numSig) == $sig) { |
$numSig.='.'; |
$numSig.='.'; |
Line 1067 sub format_significant_figures {
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Line 1092 sub format_significant_figures {
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# exponential form for number ending with 0 and length > # of sig figs |
# exponential form for number ending with 0 and length > # of sig figs |
my $fmtsig = $sig-1; |
my $fmtsig = $sig-1; |
if ($fmtsig) { |
if ($fmtsig) { |
$numSig = sprintf('%.'.$fmtsig.'e',$numSig); |
$numSig = sprintf('%.'.$fmtsig.'E',$numSig); |
} |
} |
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} elsif (length($numSig) < $sig) { |
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$numSig.='.'.substr($zeros,0,($sig-length($numSig))); |
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} |
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} else { |
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if (length($numSig) < $sig) { |
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$numSig.='.'.substr($zeros,0,($sig-length($numSig))); |
} |
} |
} |
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if (length($numSig) < $sig) { |
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$numSig.='.'.substr($zeros,0,($sig-length($numSig))); |
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} |
} |
} |
} |
# return number with sign |
# return number with sign |
Line 1221 sub sec {
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Line 1249 sub sec {
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} |
} |
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sub submission { |
sub submission { |
my ($partid,$responseid,$subnumber,$encode)=@_; |
my ($partid,$responseid,$subnumber,$encode,$cleanupnum,$mapalias)=@_; |
my $sub=''; |
my $sub=''; |
if ($subnumber) { $sub=$subnumber.':'; } |
if ($subnumber) { $sub=$subnumber.':'; } |
my $output = |
my $output = |
&EXT('user.resource.'.$sub.'resource.'.$partid.'.'.$responseid.'.submission'); |
&EXT('user.resource.'.$sub.'resource.'.$partid.'.'.$responseid.'.submission',$mapalias); |
if ($encode) { |
if (ref($output) eq 'ARRAY') { |
$output =~ s/&/&/g; |
my @items = @{$output}; |
$output =~ s/</</g; |
if ($encode) { |
$output =~ s/>/>/g; |
@items = map { &encode_response($_); } @items; |
$output =~ s/"/"/g; |
} |
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if (ref($cleanupnum) eq 'HASH') { |
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@items = map { &cleanup_numerical_response($cleanupnum,$_); } @items; |
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} |
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return \@items; |
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} else { |
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if ($encode) { |
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$output = &encode_response($output); |
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} |
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if (ref($cleanupnum) eq 'HASH') { |
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$output = &cleanup_numerical_response($cleanupnum,$output); |
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} |
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return $output; |
} |
} |
return $output; |
} |
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sub encode_response { |
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my ($value) = @_; |
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$value =~ s/&/&/g; |
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$value =~ s/</</g; |
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$value =~ s/>/>/g; |
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$value =~ s/"/"/g; |
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return $value; |
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} |
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sub cleanup_numerical_response { |
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my ($cleanupnum,$value) = @_; |
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if (ref($cleanupnum) eq 'HASH') { |
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if ($cleanupnum->{exponent}) { |
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if ($value =~ m{^(.*)[\*xX]\s*10\s*\^\s*(\+|\-)?\s*(\d+)(.*)$}) { |
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my $pre_exp = $1; |
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my $sign = $2; |
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my $exponent = $3; |
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my $post_exp = $4; |
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if ($pre_exp !~ /\./) { |
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$pre_exp .= '.'; |
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} |
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if ($sign eq '') { |
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$sign = '+'; |
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} |
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$value = $pre_exp.'E'.$sign.$exponent.$post_exp; |
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} |
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} |
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if ($cleanupnum->{comma}) { |
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$value =~ s{(\d+),(\d+)}{$1$2}; |
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} |
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if ($cleanupnum->{letterforzero}) { |
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$value =~ s/^\s*o(\.\d+)/0$1/i; |
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} |
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if ($cleanupnum->{spaces}) { |
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$value =~ s{^\s+|\s+$}{}g; |
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if ($value =~ m{^(.*)\.\s+(\d+)(.*)$}) { |
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my $pre_pt = $1; |
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my $decimal = $2; |
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my $post_dec = $3; |
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$value = $pre_pt.'.'.$decimal.$post_dec; |
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} |
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} |
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if ($cleanupnum->{format} =~ /^\d+s$/i) { |
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$value = &format_significant_figures($value,$cleanupnum->{format}); |
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} |
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} |
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return $value; |
} |
} |
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sub currentpart { |
sub currentpart { |
Line 1391 sub proper_path {
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Line 1479 sub proper_path {
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} |
} |
} |
} |
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sub input_id { |
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my ($part_id, $response_id, $textline_id) = @_; |
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return 'HWVAL_'.$part_id.'_'.$response_id.'_'.$textline_id; |
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} |
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