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@sabberworm /x
Created Jan 19, 2009

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UnitConversion Ubiquity command (uses GNU Units)
var UnitConversion = {};
UnitConversion.convert = function(from, to, callback) {
jQuery.get('http://www.sabberworm.com/get_file/units/', {from: from, to: to}, callback);
};
UnitConversion.conversionFinished = function(data, textStatus) {
if(data.indexOf('invalid') !== -1) {
displayMessage(data);
return;
}
CmdUtils.setSelection(data);
};
UnitConversion.prepareFrom = function(modifiers) {
var from = CmdUtils.getSelection();
if(modifiers['from']) {
from = modifiers['from'].text;
}
from = from.replace(/(\d+)\s*\/\s*(\d+)/, "$1|$2");
from = from.replace(/(USD|\$)(d+)/, 'USD $2');
return from;
};
UnitConversion.getPreview = function(previewBlock, input, modifiers) {
var short_message = "Converts ${from} to ${to}";
var long_message = CmdUtils.renderTemplate(short_message, {from: '${from} (${converted_from})', to: '${to}'});
var from = UnitConversion.prepareFrom(modifiers);
var to = input.text;
previewBlock.innerHTML = CmdUtils.renderTemplate(short_message, {from: from, to: to});
if(!from) {
return;
}
UnitConversion.convert(from, '', function(data, textStatus) {
previewBlock.innerHTML = CmdUtils.renderTemplate(long_message, {from: from, converted_from: data, to: to});
});
};
CmdUtils.CreateCommand({
name: 'unit-convert',
takes: {to: noun_arb_text},
modifiers: {from: noun_arb_text},
preview: UnitConversion.getPreview,
execute: function(input, modifiers) {
UnitConversion.convert(UnitConversion.prepareFrom(modifiers), input.text, UnitConversion.conversionFinished);
},
description: "Converts the unit of the selected text (or the from modifier) to the specfied unit using GNU Units.",
author: {name: 'Raphael Schweikert', homepage: 'http://www.sabberworm.com/'}
});
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