oxjs/source/Ox/js/Format.js

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JavaScript

/*@
Ox.formatArea <f> Formats a number of meters as square meters or kilometers
> Ox.formatArea(1000)
'1,000 m\u00B2'
> Ox.formatArea(1000000)
'1 km\u00B2'
@*/
Ox.formatArea = function(num, dec) {
var km = num >= 1000000;
return Ox.formatNumber(
(km ? num / 1000000 : num).toPrecision(8)
) + ' ' + (km ? 'k' : '') + 'm\u00B2';
}
/*@
Ox.formatColor <f> (strange one)
@*/
Ox.formatColor = function(val, type) {
var background, color, element;
if (type == 'hue') {
background = Ox.rgb(val, 1, 0.25).map(function(val) {
return Math.round(val);
});
color = Ox.rgb(val, 1, 0.75).map(function(val) {
return Math.round(val);
});
} else if (type == 'saturation') {
background = Ox.range(7).map(function(i) {
return Ox.rgb(i * 60, val, 0.25).map(function(val) {
return Math.round(val);
});
});
color = Ox.range(3).map(function() {
return Math.round(128 + val * 127);
});
} else if (type == 'lightness') {
background = Ox.range(3).map(function() {
return Math.round(val * 255);
});
color = Ox.range(3).map(function() {
var v = Math.round(val * 255);
return val < 0.5 ? 128 + v : v - 128;
});
}
element = Ox.element('<div>')
.css({
borderRadius: '4px',
padding: '0 3px 1px 3px',
color: 'rgb(' + color.join(', ') + ')',
overflow: 'hidden',
textOverflow: 'ellipsis',
//textShadow: 'black 1px 1px 1px'
})
.html(Ox.formatNumber(val, 3));
if (Ox.isNumber(background[0])) {
element.css({background: 'rgb(' + background.join(', ') + ')'});
} else {
['moz', 'o', 'webkit'].forEach(function(browser) {
element.css({
background: '-' + browser + '-linear-gradient(left, '
+ background.map(function(rgb, i) {
return 'rgb(' + rgb.join(', ') + ') '
+ Math.round(i * 100 / 6) + '%';
}).join(', ')
+ ')'
});
});
}
return element
};
/*@
Ox.formatCurrency <f> Formats a number with a currency symbol
> Ox.formatCurrency(1000, '$', 2)
'$1,000.00'
@*/
Ox.formatCurrency = function(num, str, dec) {
return str + Ox.formatNumber(num, dec);
};
/*@
Ox.formatDate <f> Formats a date according to a format string
See
<a href="http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/strftime.3.html">strftime</a>
and <a href="http://en.wikipedia.org/wiki/ISO_8601">ISO 8601</a>.
'%Q' (quarter) and '%X'/'%x' (year with 'BC'/'AD') are non-standard
<script>
Ox.test.date = new Date('2005-01-02 00:03:04');
</script>
> Ox.formatDate(Ox.test.date, '%A') // Full weekday
'Sunday'
> Ox.formatDate(Ox.test.date, '%a') // Abbreviated weekday
'Sun'
> Ox.formatDate(Ox.test.date, '%B') // Full month
'January'
> Ox.formatDate(Ox.test.date, '%b') // Abbreviated month
'Jan'
> Ox.formatDate(Ox.test.date, '%C') // Century
'20'
> Ox.formatDate(Ox.test.date, '%c') // US time and date
'01/02/05 12:03:04 AM'
> Ox.formatDate(Ox.test.date, '%D') // US date
'01/02/05'
> Ox.formatDate(Ox.test.date, '%d') // Zero-padded day of the month
'02'
> Ox.formatDate(Ox.test.date, '%e') // Space-padded day of the month
' 2'
> Ox.formatDate(Ox.test.date, '%F') // Date
'2005-01-02'
> Ox.formatDate(Ox.test.date, '%G') // Full ISO-8601 year
'2004'
> Ox.formatDate(Ox.test.date, '%g') // Abbreviated ISO-8601 year
'04'
> Ox.formatDate(Ox.test.date, '%H') // Zero-padded hour (24-hour clock)
'00'
> Ox.formatDate(Ox.test.date, '%h') // Abbreviated month
'Jan'
> Ox.formatDate(Ox.test.date, '%I') // Zero-padded hour (12-hour clock)
'12'
> Ox.formatDate(Ox.test.date, '%j') // Zero-padded day of the year
'002'
> Ox.formatDate(Ox.test.date, '%k') // Space-padded hour (24-hour clock)
' 0'
> Ox.formatDate(Ox.test.date, '%l') // Space-padded hour (12-hour clock)
'12'
> Ox.formatDate(Ox.test.date, '%M') // Zero-padded minute
'03'
> Ox.formatDate(Ox.test.date, '%m') // Zero-padded month
'01'
> Ox.formatDate(Ox.test.date, '%n') // Newline
'\n'
> Ox.formatDate(Ox.test.date, '%p') // AM or PM
'AM'
> Ox.formatDate(Ox.test.date, '%Q') // Quarter of the year
'1'
> Ox.formatDate(Ox.test.date, '%R') // Zero-padded hour and minute
'00:03'
> Ox.formatDate(Ox.test.date, '%r') // US time
'12:03:04 AM'
> Ox.formatDate(Ox.test.date, '%S') // Zero-padded second
'04'
> Ox.formatDate(Ox.test.date, '%s', true) // Number of seconds since the Epoch
'1104620584'
> Ox.formatDate(Ox.test.date, '%T') // Time
'00:03:04'
> Ox.formatDate(Ox.test.date, '%t') // Tab
'\t'
> Ox.formatDate(Ox.test.date, '%U') // Zero-padded week of the year (00-53, Sunday as first day)
'01'
> Ox.formatDate(Ox.test.date, '%u') // Decimal weekday (1-7, Monday as first day)
'7'
> Ox.formatDate(Ox.test.date, '%V') // Zero-padded ISO-8601 week of the year
'53'
> Ox.formatDate(Ox.test.date, '%v') // Formatted date
' 2-Jan-2005'
> Ox.formatDate(Ox.test.date, '%W') // Zero-padded week of the year (00-53, Monday as first day)
'00'
> Ox.formatDate(Ox.test.date, '%w') // Decimal weekday (0-6, Sunday as first day)
'0'
> Ox.formatDate(Ox.test.date, '%X') // Full year with BC or AD
'2005 AD'
> Ox.formatDate(Ox.test.date, '%x') // Full year with BC or AD if year < 1000
'2005'
> Ox.formatDate(Ox.test.date, '%Y') // Full year
'2005'
> Ox.formatDate(Ox.test.date, '%y') // Abbreviated year
'05'
> Ox.formatDate(Ox.test.date, '%Z', true) // Time zone name
'UTC'
> Ox.formatDate(Ox.test.date, '%z', true) // Time zone offset
'+0000'
> Ox.formatDate(Ox.test.date, '%+', true) // Formatted date and time
'Sun Jan 2 00:03:04 CET 2005'
> Ox.formatDate(Ox.test.date, '%%')
'%'
@*/
Ox.formatDate = function(date, str, utc) {
// fixme: date and utc are optional, date can be date, number or string
date = Ox.makeDate(date);
var format = [
['%', function() {return '%{%}';}],
['c', function() {return '%D %r';}],
['D', function() {return '%m/%d/%y';}],
['F', function() {return '%Y-%m-%d';}],
['h', function() {return '%b';}],
['R', function() {return '%H:%M';}],
['r', function() {return '%I:%M:%S %p';}],
['T', function() {return '%H:%M:%S';}],
['v', function() {return '%e-%b-%Y';}],
['\\+', function() {return '%a %b %e %H:%M:%S %Z %Y';}],
['A', function(d) {return Ox.WEEKDAYS[(Ox.getDay(d, utc) + 6) % 7];}],
['a', function(d) {return Ox.SHORT_WEEKDAYS[(Ox.getDay(d, utc) + 6) % 7];}],
['B', function(d) {return Ox.MONTHS[Ox.getMonth(d, utc)];}],
['b', function(d) {return Ox.SHORT_MONTHS[Ox.getMonth(d, utc)];}],
['C', function(d) {return Math.floor(Ox.getFullYear(d, utc) / 100).toString();}],
['d', function(d) {return Ox.pad(Ox.getDate(d, utc), 2);}],
['e', function(d) {return Ox.pad(Ox.getDate(d, utc), 2, ' ');}],
['G', function(d) {return Ox.getISOYear(d, utc);}],
['g', function(d) {return Ox.getISOYear(d, utc).toString().substr(-2);}],
['H', function(d) {return Ox.pad(Ox.getHours(d, utc), 2);}],
['I', function(d) {return Ox.pad((Ox.getHours(d, utc) + 11) % 12 + 1, 2);}],
['j', function(d) {return Ox.pad(Ox.getDayOfTheYear(d, utc), 3);}],
['k', function(d) {return Ox.pad(Ox.getHours(d, utc), 2, ' ');}],
['l', function(d) {return Ox.pad(((Ox.getHours(d, utc) + 11) % 12 + 1), 2, ' ');}],
['M', function(d) {return Ox.pad(Ox.getMinutes(d, utc), 2);}],
['m', function(d) {return Ox.pad((Ox.getMonth(d, utc) + 1), 2);}],
['p', function(d) {return Ox.AMPM[Math.floor(Ox.getHours(d, utc) / 12)];}],
['Q', function(d) {return Math.floor(Ox.getMonth(d, utc) / 4) + 1;}],
['S', function(d) {return Ox.pad(Ox.getSeconds(d, utc), 2);}],
['s', function(d) {return Math.floor(d.getTime() / 1000);}],
['U', function(d) {return Ox.pad(Ox.getWeek(d, utc), 2);}],
['u', function(d) {return Ox.getISODay(d, utc);}],
['V', function(d) {return Ox.pad(Ox.getISOWeek(d, utc), 2);}],
['W', function(d) {
return Ox.pad(Math.floor((Ox.getDayOfTheYear(d, utc) +
(Ox.getFirstDayOfTheYear(d, utc) || 7) - 2) / 7), 2);
}],
['w', function(d) {return Ox.getDay(d, utc);}],
['X', function(d) {
var y = Ox.getFullYear(d, utc);
return Math.abs(y) + ' ' + Ox.BCAD[y < 0 ? 0 : 1];
}],
['x', function(d) {
var y = Ox.getFullYear(d, utc);
return Math.abs(y) + (y < 1000 ? ' ' + Ox.BCAD[y < 0 ? 0 : 1] : '');
}],
['Y', function(d) {return Ox.getFullYear(d, utc);}],
['y', function(d) {return Ox.getFullYear(d, utc).toString().substr(-2);}],
['Z', function(d) {return d.toString().split('(')[1].replace(')', '');}],
['z', function(d) {return Ox.getTimezoneOffsetString(d);}],
['n', function() {return '\n';}],
['t', function() {return '\t';}],
['\\{%\\}', function() {return '%';}]
];
format.forEach(function(v) {
var regexp = new RegExp('%' + v[0], 'g');
if (regexp.test(str)) {
str = str.replace(regexp, v[1](date));
}
});
return str;
};
/*@
Ox.formatDateRange <f> Formats a date range as a string
A date range is a pair of arbitrary-presicion date strings
> Ox.formatDateRange('2000', '2001')
'2000'
> Ox.formatDateRange('2000', '2002')
'2000 - 2002'
> Ox.formatDateRange('2000-01', '2000-02')
'January 2000'
> Ox.formatDateRange('2000-01', '2000-03')
'January - March 2000'
> Ox.formatDateRange('2000-01-01', '2000-01-02')
'Sat, Jan 1, 2000'
> Ox.formatDateRange('2000-01-01', '2000-01-03')
'Sat, Jan 1 - Mon, Jan 3, 2000'
> Ox.formatDateRange('2000-01-01 00', '2000-01-01 01')
'Sat, Jan 1, 2000, 00:00'
> Ox.formatDateRange('2000-01-01 00', '2000-01-01 02')
'Sat, Jan 1, 2000, 00:00 - 02:00'
> Ox.formatDateRange('2000-01-01 00:00', '2000-01-01 00:01')
'Sat, Jan 1, 2000, 00:00'
> Ox.formatDateRange('2000-01-01 00:00', '2000-01-01 00:02')
'Sat, Jan 1, 2000, 00:00 - 00:02'
> Ox.formatDateRange('2000-01-01 00:00:00', '2000-01-01 00:00:01')
'Sat, Jan 1, 2000, 00:00:00'
> Ox.formatDateRange('2000-01-01 00:00:00', '2000-01-01 00:00:02')
'Sat, Jan 1, 2000, 00:00:00 - 00:00:02'
> Ox.formatDateRange('-50', '50')
'50 BC - 50 AD'
> Ox.formatDateRange('-50-01-01', '-50-12-31')
'Sun, Jan 1 - Sun, Dec 31, 50 BC'
> Ox.formatDateRange('-50-01-01 00:00:00', '-50-01-01 23:59:59')
'Sun, Jan 1, 50 BC, 00:00:00 - 23:59:59'
@*/
Ox.formatDateRange = function(start, end, utc) {
var isOneUnit = false,
range = [start, end],
strings,
dates = range.map(function(str){
return Ox.parseDate(str, utc);
}),
parts = range.map(function(str) {
var parts = Ox.compact(
/(-?\d+)-?(\d+)?-?(\d+)? ?(\d+)?:?(\d+)?:?(\d+)?/.exec(str)
);
parts.shift();
return parts.map(function(part) {
return parseInt(part);
});
}),
precision = parts.map(function(parts) {
return parts.length;
}),
y = parts[0][0] < 0 ? '%X' : '%Y',
formats = [
y,
'%B ' + y,
'%a, %b %e, ' + y,
'%a, %b %e, ' + y + ', %H:%M',
'%a, %b %e, ' + y + ', %H:%M',
'%a, %b %e, ' + y + ', %H:%M:%S',
];
if (precision[0] == precision[1]) {
isOneUnit = true;
Ox.loop(precision[0], function(i) {
if (i < precision[0] - 1 && parts[0][i] != parts[1][i]) {
isOneUnit = false;
}
if (i == precision[0] - 1 && parts[0][i] != parts[1][i] - 1) {
isOneUnit = false;
}
return isOneUnit;
});
}
if (isOneUnit) {
strings = [Ox.formatDate(dates[0], formats[precision[0] - 1], utc)];
} else {
format = formats[precision[0] - 1];
strings = [
Ox.formatDate(dates[0], formats[precision[0] - 1], utc),
Ox.formatDate(dates[1], formats[precision[1] - 1], utc)
];
// if same year, and neither date is more precise than day, then omit first year
if (
parts[0][0] == parts[1][0]
&& precision[0] <= 3
&& precision[1] <= 3
) {
strings[0] = Ox.formatDate(
dates[0], formats[precision[0] - 1].replace(
new RegExp(',? ' + y), ''
), utc
);
}
// if same day then omit second day
if (
parts[0][0] == parts[1][0]
&& parts[0][1] == parts[1][1]
&& parts[0][2] == parts[1][2]
) {
strings[1] = strings[1].split(', ').pop();
}
}
return strings.map(function(string) {
// %e is a space-padded day
return string.replace(' ', ' ');
}).join(' - ');
};
/*@
Ox.formatDateRangeDuration <f> Formats the duration of a date range as a string
A date range is a pair of arbitrary-presicion date strings
> Ox.formatDateRangeDuration('2000-01-01 00:00:00', '2001-03-04 04:05:06')
'1 year 2 months 3 days 4 hours 5 minutes 6 seconds'
> Ox.formatDateRangeDuration('1999', '2000', true)
'1 year'
> Ox.formatDateRangeDuration('2000', '2001', true)
'1 year'
> Ox.formatDateRangeDuration('1999-02', '1999-03', true)
'1 month'
> Ox.formatDateRangeDuration('2000-02', '2000-03', true)
'1 month'
@*/
Ox.formatDateRangeDuration = function(start, end, utc) {
var date = Ox.parseDate(start, utc),
dates = [start, end].map(function(str) {
return Ox.parseDate(str, utc);
}),
keys = ['year', 'month', 'day', 'hour', 'minute', 'second'],
parts = ['FullYear', 'Month', 'Date', 'Hours', 'Minutes', 'Seconds'],
values = [];
Ox.forEach(keys, function(key, i) {
while (true) {
if (key == 'month') {
Ox.setDate(date, Math.min(
Ox.getDate(date, utc),
Ox.getDaysInMonth(
Ox.getFullYear(date, utc),
Ox.getMonth(date, utc) + 2
)
), utc);
}
Ox['set' + parts[i]](date, Ox['get' + parts[i]](date, utc) + 1, utc);
if (date <= dates[1]) {
values[i] = (values[i] || 0) + 1;
} else {
Ox['set' + parts[i]](date, Ox['get' + parts[i]](date, utc) - 1, utc);
break;
}
}
});
return Ox.map(values, function(value, i) {
return value ? value + ' ' + keys[i] + (value > 1 ? 's' : '') : null;
}).join(' ');
};
/*@
Ox.formatDuration <f> Formats a duration as a string
> Ox.formatDuration(123456.789, 3)
"1:10:17:36.789"
> Ox.formatDuration(12345.6789)
"03:25:46"
> Ox.formatDuration(12345.6789, true)
"0:03:25:46"
> Ox.formatDuration(3599.999, 3)
"00:59:59.999"
> Ox.formatDuration(3599.999)
"01:00:00"
@*/
Ox.formatDuration = function(sec, dec, format) {
var format = arguments.length == 3 ? format : (Ox.isString(dec) ? dec : "short"),
dec = (arguments.length == 3 || Ox.isNumber(dec)) ? dec : 0,
sec = dec ? sec : Math.round(sec),
val = [
Math.floor(sec / 31536000),
Math.floor(sec % 31536000 / 86400),
Math.floor(sec % 86400 / 3600),
Math.floor(sec % 3600 / 60),
format == "short" ? Ox.formatNumber(sec % 60, dec) : sec % 60
],
str = {
medium: ["y", "d", "h", "m", "s"],
long: ["year", "day", "hour", "minute", "second"]
},
pad = [0, 3, 2, 2, dec ? dec + 3 : 2];
while (!val[0] && val.length > (format == "short" ? 3 : 1)) {
val.shift();
str.medium.shift();
str.long.shift();
pad.shift();
}
while (format != "short" && !val[val.length - 1] && val.length > 1) {
val.pop();
str.medium.pop();
str.long.pop();
}
return Ox.map(val, function(v, i) {
return format == "short" ? Ox.pad(v, pad[i]) :
v + (format == "long" ? " " : "") + str[format][i] +
(format == "long" && v != 1 ? "s" : "");
}).join(format == "short" ? ":" : " ");
};
/*@
Ox.formatNumber <f> Formats a number with thousands separators
> Ox.formatNumber(123456789, 3)
"123,456,789.000"
> Ox.formatNumber(-2000000 / 3, 3)
"-666,666.667"
> Ox.formatNumber(666666.666, 0)
"666,667"
@*/
Ox.formatNumber = function(num, dec) {
// fixme: specify decimal and thousands separators
var arr = [],
abs = Math.abs(num),
str = Ox.isUndefined(dec) ? abs.toString() : abs.toFixed(dec),
spl = str.split('.');
while (spl[0]) {
arr.unshift(spl[0].substr(-3));
spl[0] = spl[0].substr(0, spl[0].length - 3);
}
spl[0] = arr.join(',');
return (num < 0 ? '-' : '') + spl.join('.');
};
/*@
Ox.formatOrdinal <f> Formats a number as an ordinal
> Ox.formatOrdinal(1)
"1st"
> Ox.formatOrdinal(2)
"2nd"
> Ox.formatOrdinal(3)
"3rd"
> Ox.formatOrdinal(4)
"4th"
> Ox.formatOrdinal(11)
"11th"
> Ox.formatOrdinal(12)
"12th"
> Ox.formatOrdinal(13)
"13th"
@*/
Ox.formatOrdinal = function(num) {
var str = num.toString(),
end = str[str.length - 1],
ten = str.length > 1 && str[str.length - 2] == '1';
if (end == '1' && !ten) {
str += 'st';
} else if (end == '2' && !ten) {
str += 'nd';
} else if (end == '3' && !ten) {
str += 'rd';
} else {
str += 'th';
}
return str;
};
/*@
Ox.formatPercent <f> Formats the relation of two numbers as a percentage
> Ox.formatPercent(1, 1000, 2)
"0.10%"
@*/
Ox.formatPercent = function(num, total, dec) {
return Ox.formatNumber(num / total * 100, dec) + '%'
};
/*@
Ox.formatResolution <f> Formats two values as a resolution
> Ox.formatResolution([1920, 1080], 'px')
"1920 x 1080 px"
@*/
// fixme: should be formatDimensions
Ox.formatResolution = function(arr, str) {
return arr[0] + ' x ' + arr[1] + (str ? ' ' + str : '');
}
/*@
Ox.formatString <f> Basic string formatting
> Ox.formatString('{0}{1}', ['foo', 'bar'])
'foobar'
> Ox.formatString('{a}{b}', {a: 'foo', b: 'bar'})
'foobar'
@*/
Ox.formatString = function (str, obj) {
return str.replace(/\{([^}]+)\}/g, function(str, match) {
return obj[match];
});
}
/*@
Ox.formatValue <f> Formats a numerical value
> Ox.formatValue(0, "B")
"0 KB"
> Ox.formatValue(123456789, "B")
"123.5 MB"
> Ox.formatValue(1234567890, "B", true)
"1.15 GiB"
@*/
// fixme: is this the best name?
Ox.formatValue = function(num, str, bin) {
var base = bin ? 1024 : 1000,
len = Ox.PREFIXES.length,
val;
Ox.forEach(Ox.PREFIXES, function(chr, i) {
if (num < Math.pow(base, i + 2) || i == len - 1) {
val = Ox.formatNumber(num / Math.pow(base, i + 1), i) +
' ' + chr + (bin ? 'i' : '') + str;
return false;
}
});
return val;
};
/*@
Ox.formatUnit <f> Formats a number with a unit
@*/
Ox.formatUnit = function(num, str) {
return num + ' ' + str;
}