зеркало из https://github.com/mozilla/pjs.git
Generic Conversion module. b=72933, r=zach.
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ian%hixie.ch
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Коммит
af9f14a5d1
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# -*- Mode: perl; tab-width: 4; indent-tabs-mode: nil; -*-
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################################
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# Converter Module #
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################################
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# Originally by GluffiS <gluffis@mean.net>
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package BotModules::Converter;
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use vars qw(@ISA);
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@ISA = qw(BotModules);
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1;
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# XXX support the suffixes "to <n> sf" or "to <n> dp"
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sub Help {
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my $self = shift;
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my ($event) = @_;
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return {
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'' => 'A generic converter. Currently supports converting between positive integers in binary, octal, decimal and hexidecimal forms, converting temperatures, and converting lengths.',
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'syntax' => 'To convert a number, simply give the number with units or appropriate prefixes, for example to convert from hexadecimal: \'0x2F\'',
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'integers' => 'Decimal: Simply give the number. Hexadecimal: Prefix with 0x. Octal: Prefix with 0. Binary: Prefix with 0b.',
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'temperature' => 'Kelvin: Suffix with K. Celsius: Suffix with C. Fahrenheit: Suffix with F.',
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'length' => 'Imperial: in, ft, yd, mi. Metric: A, nm, mm, cm, m, km', # XXX should support light year, parsec, furlong; f, p, n, µ, m, -, k, M, G, T, P
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# XXX should support weight, speed, volume, twips
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};
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}
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sub Told {
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my $self = shift;
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my ($event, $message) = @_;
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# integers
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if ($message =~ m/^\s*([1-9][0-9]*|0)\s*\??\s*$/osi) {
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$self->convertDecimal($event, $1);
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} elsif ($message =~ m/^\s*0x([a-f0-9]+)\s*\??\s*$/osi) {
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$self->convertHex($event, $1);
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} elsif ($message =~ m/^\s*0([0-9]+)\s*\??\s*$/osi) {
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$self->convertOctal($event, $1);
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} elsif ($message =~ m/^\s*0b([0-9]+)\s*\??\s*$/osi) {
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$self->convertBinary($event, $1);
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# temperatures
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:kelvin|K)\s*\??\s*$/osi) {
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$self->convertKelvin($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:deg(?:rees?)|[\`°])?\s*(?:cel[sc]ius|centigrade|c)\s*\??\s*$/osi) {
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$self->convertCelsius($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:deg(?:rees?)|[\`°])?\s*(?:fahrenheit|f)\s*\??\s*$/osi) {
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$self->convertFahrenheit($event, $1);
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# imperial lengths
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:ins?|inch(?:es)?)\s*\??\s*$/osi) {
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$self->convertInches($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:ft|feet|foot)\s*\??\s*$/osi) {
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$self->convertFeet($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:yds?|yards?)\s*\??\s*$/osi) {
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$self->convertYards($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:mi|miles?)\s*\??\s*$/osi) {
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$self->convertMiles($event, $1);
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# metric lengths
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:Å|a|angstroms?)\s*\??\s*$/osi) {
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$self->convertAngstroms($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:nms?|nanometers?|nanometres?)\s*\??\s*$/osi) {
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$self->convertNanometers($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:mms?|millimeters?|millimetres?)\s*\??\s*$/osi) {
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$self->convertMillimeters($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:cms?|centimeters?|centimetres?)\s*\??\s*$/osi) {
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$self->convertCentieters($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:m|meters?|metres?)\s*\??\s*$/osi) {
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$self->convertMeters($event, $1);
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} elsif ($message =~ m/^\s*(-?(?:[0-9]+\.?|[0-9]+\.[0-9]+|\.[0-9]+)(?:e-?[0-9]+)?)\s*(?:kms?|kilometers?|kilometres?|klic?ks?)\s*\??\s*$/osi) {
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$self->convertKilometers($event, $1);
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# oh well
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} else {
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return $self->SUPER::Told(@_);
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}
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return 0;
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}
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# Integers
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sub convertDecimal {
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my $self = shift;
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my($event, $decimal) = @_;
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my $hex = sprintf('%X', $decimal);
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my $octal = sprintf('%o', $decimal);
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my $binary = sprintf('%b', $decimal);
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$self->say($event, "$event->{'from'}: $decimal = 0x$hex, 0$octal, 0b$binary");
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}
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sub convertHex {
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my $self = shift;
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my($event, $hex) = @_;
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my $decimal = hex($hex);
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my $hex = sprintf('%X', $decimal); # normalise
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my $octal = sprintf('%o', $decimal);
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my $binary = sprintf('%b', $decimal);
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$self->say($event, "$event->{'from'}: 0x$hex = $decimal, 0$octal, 0b$binary");
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}
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sub convertOctal {
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my $self = shift;
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my($event, $octal) = @_;
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my $decimal = oct("0$octal");
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my $hex = sprintf('%X', $decimal);
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my $binary = sprintf('%b', $decimal);
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$self->say($event, "$event->{'from'}: 0$octal = $decimal, 0x$hex, 0b$binary");
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}
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sub convertBinary {
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my $self = shift;
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my($event, $binary) = @_;
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my $decimal = oct("0b$binary");
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my $hex = sprintf('%X', $decimal);
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my $octal = sprintf('%o', $decimal);
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$self->say($event, "$event->{'from'}: 0b$binary = $decimal, 0x$hex, 0$octal");
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}
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# Temperature
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sub convertKelvin {
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my $self = shift;
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my($event, $kelvin) = @_;
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my $celsius = round(1, $kelvin - 273.14);
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my $fahrenheit = round(1, ($kelvin - 273.14) * 9 / 5 + 32);
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my $kelvin = round(1, $kelvin); # normalise
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my $prognosis = diagnoseTemperature($kelvin, $celsius, $fahrenheit);
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$self->say($event, "$event->{'from'}: ${kelvin}K = $celsius°C, $fahrenheit°F, $prognosis");
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}
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sub convertCelsius {
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my $self = shift;
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my($event, $celsius) = @_;
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my $kelvin = round(1, $celsius + 273.14);
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my $fahrenheit = round(1, $celsius * 9 / 5 + 32);
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my $celsius = round(1, $celsius); # normalise
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my $prognosis = diagnoseTemperature($kelvin, $celsius, $fahrenheit);
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$self->say($event, "$event->{'from'}: $celsius°C = ${kelvin}K, $fahrenheit°F, $prognosis");
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}
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sub convertFahrenheit {
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my $self = shift;
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my($event, $fahrenheit) = @_;
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my $celsius = round(1, ($fahrenheit - 32) * 5 / 9);
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my $kelvin = round(1, ($fahrenheit - 32) * 5 / 9 + 273.14);
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my $fahrenheit = round(1, $fahrenheit); # normalise
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my $prognosis = diagnoseTemperature($kelvin, $celsius, $fahrenheit);
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$self->say($event, "$event->{'from'}: $fahrenheit°F = ${kelvin}K, $celsius°C, $prognosis");
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}
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sub diagnoseTemperature($$$) {
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my($kelvin, $celsius, $fahrenheit) = @_;
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return
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$kelvin < 0 ? 'an impossible temperature' :
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$kelvin == 0 ? 'absolute zero' :
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$fahrenheit < 0 ? 'extremely cold' :
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$celsius < 0 ? 'freezing cold' :
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$celsius == 0 ? 'freezing point of water' :
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$celsius < 18 ? 'cold' :
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$celsius == 20 ? 'standard room temperature' :
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$celsius < 35 ? 'warm' :
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$celsius < 36 ? 'body temperature' :
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$celsius < 65 ? 'hot' :
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$celsius < 95 ? 'very hot' :
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$celsius == 100 ? 'boiling point of water' :
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$celsius < 105 ? 'boiling hot' :
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'ridiculously hot';
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}
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# Imperial Lengths
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sub convertInches {
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my $self = shift;
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my($event, $inches) = @_;
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# imperial
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# (inches)
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my $feet = sigfig(3, $inches / 12.0);
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my $yards = sigfig(3, $inches / 36.0);
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my $miles = sigfig(3, $inches / 190080.0);
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# metric
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my $kilometers = sigfig(3, $inches * 0.00000254);
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my $meters = sigfig(3, $inches * 0.00254);
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my $centimeters = sigfig(3, $inches * 0.254);
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my $millimeters = sigfig(3, $inches * 2.54);
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my $nanometers = sigfig(3, $inches * 2540000.0);
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my $angstroms = sigfig(3, $inches * 25400000.0);
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# normalise
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my $inches = sigfig(3, $inches);
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$self->say($event, "$event->{'from'}: ${inches}in = ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
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}
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sub convertFeet {
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my $self = shift;
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my($event, $feet) = @_;
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# imperial
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my $inches = sigfig(3, $feet * 12.0);
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# (feet)
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my $yards = sigfig(3, $feet / 3.0);
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my $miles = sigfig(3, $feet / 15840.0);
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# metric
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my $kilometers = sigfig(3, $feet * 0.00000254 * 12.0);
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my $meters = sigfig(3, $feet * 0.00254 * 12.0);
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my $centimeters = sigfig(3, $feet * 0.254 * 12.0);
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my $millimeters = sigfig(3, $feet * 2.54 * 12.0);
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my $nanometers = sigfig(3, $feet * 2540000.0 * 12.0);
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my $angstroms = sigfig(3, $feet * 25400000.0 * 12.0);
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# normalise
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my $feet = sigfig(3, $feet);
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$self->say($event, "$event->{'from'}: ${feet}ft = ${inches}in, ${yards}yd, ${miles}mi, ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
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}
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sub convertYards {
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my $self = shift;
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my($event, $yards) = @_;
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# imperial
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my $inches = sigfig(3, $yards * 36.0);
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my $feet = sigfig(3, $yards * 3.0);
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# (yards)
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my $miles = sigfig(3, $yards / 5280.0);
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# metric
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my $kilometers = sigfig(3, $yards * 0.0000000254 * 36.0);
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my $meters = sigfig(3, $yards * 0.00254 * 36.0);
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my $centimeters = sigfig(3, $yards * 0.254 * 36.0);
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my $millimeters = sigfig(3, $yards * 2.54 * 36.0);
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my $nanometers = sigfig(3, $yards * 2540000.0 * 36.0);
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my $angstroms = sigfig(3, $yards * 25400000.0 * 36.0);
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# normalise
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my $yards = sigfig(3, $yards);
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$self->say($event, "$event->{'from'}: ${yards}yd = ${inches}in, ${feet}ft, ${miles}mi, ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
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}
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sub convertMiles {
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my $self = shift;
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my($event, $miles) = @_;
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# imperial
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my $inches = sigfig(3, $miles * 190080.0);
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my $feet = sigfig(3, $miles * 15840.0);
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my $yards = sigfig(3, $miles * 5280.0);
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# (miles)
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# metric
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my $kilometers = sigfig(3, $miles * 0.00000254 * 190080.0);
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my $meters = sigfig(3, $miles * 0.00254 * 190080.0);
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my $centimeters = sigfig(3, $miles * 0.254 * 190080.0);
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my $millimeters = sigfig(3, $miles * 2.54 * 190080.0);
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my $nanometers = sigfig(3, $miles * 2540000.0 * 190080.0);
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my $angstroms = sigfig(3, $miles * 25400000.0 * 190080.0);
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# normalise
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my $miles = sigfig(3, $miles);
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$self->say($event, "$event->{'from'}: ${miles}mi = ${inches}in, ${feet}ft, ${yards}yd, ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
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}
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# Metric Lengths
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sub convertAngstroms {
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my $self = shift;
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my($event, $input) = @_;
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# get the number
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my $accurateMeters = $input / 10000000000.0;
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$self->debug("Accurate KiloMeters: ".$accurateMeters/1000);
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# imperial
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my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
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my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
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my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
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my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
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# metric
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my $kilometers = sigfig(3, $accurateMeters / 1000.0);
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my $meters = sigfig(3, $accurateMeters);
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my $centimeters = sigfig(3, $accurateMeters * 100.0);
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my $millimeters = sigfig(3, $accurateMeters * 1000.0);
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my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
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my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
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$self->say($event, "$event->{'from'}: ${angstroms}Å = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm (to 3sf)");
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}
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sub convertNanometers {
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my $self = shift;
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my($event, $input) = @_;
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# get the number
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||||||
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my $accurateMeters = $input / 1000000000.0;
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# imperial
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my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
|
||||||
|
my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
|
||||||
|
my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
|
||||||
|
my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
|
||||||
|
# metric
|
||||||
|
my $kilometers = sigfig(3, $accurateMeters / 1000.0);
|
||||||
|
my $meters = sigfig(3, $accurateMeters);
|
||||||
|
my $centimeters = sigfig(3, $accurateMeters * 100.0);
|
||||||
|
my $millimeters = sigfig(3, $accurateMeters * 1000.0);
|
||||||
|
my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
|
||||||
|
my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
|
||||||
|
$self->say($event, "$event->{'from'}: ${nanometers}nm = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${meters}m, ${centimeters}cm, ${millimeters}mm, ${angstroms}Å (to 3sf)");
|
||||||
|
}
|
||||||
|
|
||||||
|
sub convertMillimeters {
|
||||||
|
my $self = shift;
|
||||||
|
my($event, $input) = @_;
|
||||||
|
# get the number
|
||||||
|
my $accurateMeters = $input / 1000.0;
|
||||||
|
# imperial
|
||||||
|
my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
|
||||||
|
my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
|
||||||
|
my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
|
||||||
|
my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
|
||||||
|
# metric
|
||||||
|
my $kilometers = sigfig(3, $accurateMeters / 1000.0);
|
||||||
|
my $meters = sigfig(3, $accurateMeters);
|
||||||
|
my $centimeters = sigfig(3, $accurateMeters * 100.0);
|
||||||
|
my $millimeters = sigfig(3, $accurateMeters * 1000.0);
|
||||||
|
my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
|
||||||
|
my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
|
||||||
|
$self->say($event, "$event->{'from'}: ${millimeters}mm = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${meters}m, ${centimeters}cm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
|
||||||
|
}
|
||||||
|
|
||||||
|
sub convertCentieters {
|
||||||
|
my $self = shift;
|
||||||
|
my($event, $input) = @_;
|
||||||
|
# get the number
|
||||||
|
my $accurateMeters = $input / 100.0;
|
||||||
|
# imperial
|
||||||
|
my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
|
||||||
|
my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
|
||||||
|
my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
|
||||||
|
my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
|
||||||
|
# metric
|
||||||
|
my $kilometers = sigfig(3, $accurateMeters / 1000.0);
|
||||||
|
my $meters = sigfig(3, $accurateMeters);
|
||||||
|
my $centimeters = sigfig(3, $accurateMeters * 100.0);
|
||||||
|
my $millimeters = sigfig(3, $accurateMeters * 1000.0);
|
||||||
|
my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
|
||||||
|
my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
|
||||||
|
$self->say($event, "$event->{'from'}: ${centimeters}cm = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${meters}m, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
|
||||||
|
}
|
||||||
|
|
||||||
|
sub convertMeters {
|
||||||
|
my $self = shift;
|
||||||
|
my($event, $input) = @_;
|
||||||
|
# get the number
|
||||||
|
my $accurateMeters = $input * 1.0;
|
||||||
|
# imperial
|
||||||
|
my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
|
||||||
|
my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
|
||||||
|
my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
|
||||||
|
my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
|
||||||
|
# metric
|
||||||
|
my $kilometers = sigfig(3, $accurateMeters / 1000.0);
|
||||||
|
my $meters = sigfig(3, $accurateMeters);
|
||||||
|
my $centimeters = sigfig(3, $accurateMeters * 100.0);
|
||||||
|
my $millimeters = sigfig(3, $accurateMeters * 1000.0);
|
||||||
|
my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
|
||||||
|
my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
|
||||||
|
$self->say($event, "$event->{'from'}: ${meters}m = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${kilometers}Km, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
|
||||||
|
}
|
||||||
|
|
||||||
|
sub convertKilometers {
|
||||||
|
my $self = shift;
|
||||||
|
my($event, $input) = @_;
|
||||||
|
# get the number
|
||||||
|
my $accurateMeters = $input * 1000.0;
|
||||||
|
# imperial
|
||||||
|
my $inches = sigfig(3, $accurateMeters / (0.00254 * 1.0));
|
||||||
|
my $feet = sigfig(3, $accurateMeters / (0.00254 * 12.0));
|
||||||
|
my $yards = sigfig(3, $accurateMeters / (0.00254 * 36.0));
|
||||||
|
my $miles = sigfig(3, $accurateMeters / (0.00254 * 190080.0));
|
||||||
|
# metric
|
||||||
|
my $kilometers = sigfig(3, $accurateMeters / 1000.0);
|
||||||
|
my $meters = sigfig(3, $accurateMeters);
|
||||||
|
my $centimeters = sigfig(3, $accurateMeters * 100.0);
|
||||||
|
my $millimeters = sigfig(3, $accurateMeters * 1000.0);
|
||||||
|
my $nanometers = sigfig(3, $accurateMeters * 1000000000.0);
|
||||||
|
my $angstroms = sigfig(3, $accurateMeters * 10000000000.0);
|
||||||
|
$self->say($event, "$event->{'from'}: ${kilometers}km = ${inches}in, ${feet}ft, ${yards}yd, ${miles}mi; ${meters}m, ${centimeters}cm, ${millimeters}mm, ${nanometers}nm, ${angstroms}Å (to 3sf)");
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
# Utility Functions
|
||||||
|
|
||||||
|
sub round($$) {
|
||||||
|
return sprintf("%.*f", @_);
|
||||||
|
}
|
||||||
|
|
||||||
|
sub sigfig($$) {
|
||||||
|
my($sf, $float) = @_;
|
||||||
|
my $length = length(int($float));
|
||||||
|
if ($length == $sf) {
|
||||||
|
$float = int($float);
|
||||||
|
} elsif ($length > $sf) {
|
||||||
|
my $factor = (10 ** ($length - $sf));
|
||||||
|
$float = int($float / $factor) * $factor;
|
||||||
|
} else {
|
||||||
|
my $factor = 0;
|
||||||
|
while (length(int($float * 10 ** $factor)) < $sf) {
|
||||||
|
$factor++;
|
||||||
|
}
|
||||||
|
$float = int($float * 10 ** $factor) / (10 ** $factor);
|
||||||
|
}
|
||||||
|
$float = sprintf("%g", $float);
|
||||||
|
$float =~ s/e(?:\+|(-))0*/x10^$1/os;
|
||||||
|
return $float;
|
||||||
|
}
|
||||||
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