/*
* "f" is for Format & WHAT THE diff?? v0.5.0
*
* Copyright (c) 2009 Joshua Faulkenberry
* Dual licensed under the MIT and GPL licenses.
* http://docs.jquery.com/License
*
* Date: 2009-03-20 22:15:23 -0700 (Fri, 20 Mar 2009)
* Revision: 6
*/
window.Date.prototype.f = function (format) { if (format == "@") { return this.getTime() } else { if (format == "REL") { var diff = (((new Date()).getTime() - this.getTime()) / 1000), day_diff = Math.floor(diff / 86400); return day_diff == 0 && (diff > -60 && "right now" || diff > -120 && "1 minute from now" || diff > -3600 && -(Math.floor(diff / 60)) + " minutes from now" || diff > -7200 && "1 hour ago" || diff > -86400 && -(Math.floor(diff / 3600)) + " hours from now" || diff < 60 && "just now" || diff < 120 && "1 minute ago" || diff < 3600 && Math.floor(diff / 60) + " minutes ago" || diff < 7200 && "1 hour ago" || diff < 86400 && Math.floor(diff / 3600) + " hours ago") || day_diff == 0 && "Tomorrow" || day_diff > -7 && -(day_diff) + " days from now" || -(Math.ceil(day_diff / 7)) == 1 && "1 week from now" || day_diff > -78 && -(Math.ceil(day_diff / 7)) + " weeks from now" || day_diff > -730 && -(Math.ceil(day_diff / 30)) + " months from now" || day_diff <= -730 && -(Math.ceil(day_diff / 365)) + " years from now" || day_diff == 1 && "Yesterday" || day_diff < 7 && day_diff + " days ago" || (Math.ceil(day_diff / 7)) == 1 && "1 week ago" || day_diff < 78 && Math.ceil(day_diff / 7) + " weeks ago" || day_diff < 730 && Math.ceil(day_diff / 30) + " months ago" || Math.ceil(day_diff / 365) + " years ago" } } var MONTH_NAMES = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"], DAY_NAMES = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"], LZ = function (x) { return (x < 0 || x > 9 ? "" : "0") + x }, date = this, format = format + "", result = "", i_format = 0, c = "", token = "", y = date.getYear() + "", M = date.getMonth() + 1, d = date.getDate(), E = date.getDay(), H = date.getHours(), m = date.getMinutes(), s = date.getSeconds(), yyyy, yy, MMM, MM, dd, hh, h, mm, ss, ampm, HH, H, KK, K, kk, k, value = new Object(); if (y.length < 4) { y = "" + (y - 0 + 1900) } value.y = "" + y; value.yyyy = y; value.yy = y.substr(2, 4); value.M = M; value.MM = LZ(M); value.MMM = MONTH_NAMES[M - 1]; value.NNN = MONTH_NAMES[M - 1].substr(0, 3); value.N = MONTH_NAMES[M - 1].substr(0, 1); value.d = d; value.dd = LZ(d); value.e = DAY_NAMES[E].substr(0, 1); value.ee = DAY_NAMES[E].substr(0, 2); value.E = DAY_NAMES[E].substr(0, 3); value.EE = DAY_NAMES[E]; value.H = H; value.HH = LZ(H); if (H == 0) { value.h = 12 } else { if (H > 12) { value.h = H - 12 } else { value.h = H } } value.hh = LZ(value.h); if (H > 11) { value.K = H - 12 } else { value.K = H } value.k = H + 1; value.KK = LZ(value.K); value.kk = LZ(value.k); if (H > 11) { value.a = "PM" } else { value.a = "AM" } value.m = m; value.mm = LZ(m); value.s = s; value.ss = LZ(s); while (i_format < format.length) { c = format.charAt(i_format); token = ""; while ((format.charAt(i_format) == c) && (i_format < format.length)) { token += format.charAt(i_format++) } if (value[token] != null) { result = result + value[token] } else { result = result + token } } return result }; window.Date.prototype.diff = function (date, breakdown) { var options = {}; if (typeof date == "string") { if ((new Date(date)) != "Invalid Date" && (new Date(date)) != "NaN") { date = new Date(date) } else { breakdown = date; date = new Date() } } else { if (typeof date == "object" && !date.getTime) { options = date; date = new Date() } } if (typeof breakdown == "object") { options = breakdown; breakdown = options.breakdown || "*" } options.labels = options.labels || {}; if (breakdown) { function processTime(trg) { var result = null; if (diff >= tl[trg]) { if (trg == "Y" || trg == "D" || trg == "C" || trg == "T") { for (var yr = (min); yr.getFullYear() <= max.getFullYear(); yr.setYear(yr.getFullYear() + 1)) { if (yr.isLeapYear()) { diff -= tl.d } } } if (diff >= tl[trg]) { result = Math.floor(diff / tl[trg]) + " " + (Math.floor(diff / tl[trg]) == 1 && names[trg][0] || names[trg][1]); diff = diff % tl[trg] } } eval("breakdown = breakdown.replace(/" + trg + '/g, "")'); return result } var min = date <= this && date || date > this && this, max = date > this && date || date <= this && this, diff = (max.getTime() - min.getTime()), tl = { T: 1000 * 60 * 60 * 24 * 365 * 100 * 10, C: 1000 * 60 * 60 * 24 * 365 * 100, D: 1000 * 60 * 60 * 24 * 365 * 10, Y: 1000 * 60 * 60 * 24 * 365, M: 1000 * 60 * 60 * 24 * 28, W: 1000 * 60 * 60 * 24 * 7, d: 1000 * 60 * 60 * 24, H: 1000 * 60 * 60, m: 1000 * 60, S: 1000, N: 1 }, names = { T: options.labels.T || ["Mellinium", "Mellinia"], C: options.labels.C || ["Century", "Centuries"], D: options.labels.D || ["Decade", "Decades"], Y: options.labels.Y || ["Year", "Years"], M: options.labels.M || ["Month", "Months"], W: options.labels.W || ["Week", "Weeks"], d: options.labels.d || ["Day", "Days"], H: options.labels.H || ["Hour", "Hours"], m: options.labels.m || ["Minute", "Minutes"], S: options.labels.S || ["Second", "Seconds"], N: options.labels.N || ["Millisecond", "Milliseconds"] }; if (options.len) { for (var x in names) { names[x] = names[x].substr(0, options.len) } } var testDt = new Date(min.toString()); if (max.getFullYear() - testDt.getFullYear() > 1) { testDt.setYear(max.getFullYear() - 1) } while (testDt < max) { if (testDt.isDayLightSavingsDay() && testDt.getMonth() < 5) { diff += tl.H } else { if (testDt.isDayLightSavingsDay()) { diff -= tl.H } } testDt.setDate(testDt.getDate() + 1) } if (((max.getMonth() == max.getDayLightSavingsDays()[0].getMonth() && max.getDate() < max.getDayLightSavingsDays()[0].getDate()) || max.getMonth() < max.getDayLightSavingsDays()[0].getMonth()) && max.getMonth() == min.getMonth()) { diff += tl.H } else { if (((min.getMonth() == min.getDayLightSavingsDays()[1].getMonth() && min.getDate() > min.getDayLightSavingsDays()[1].getDate()) || min.getMonth() < min.getDayLightSavingsDays()[1].getMonth()) && min.getMonth() == min.getMonth()) { diff -= tl.H } } var result = [], out; while (diff > 0) { if (breakdown == "*") { breakdown = "TCDYMWdHmSN" } else { if (breakdown.indexOf("T") > -1) { if (out = processTime("T")) { result[result.length] = out } } else { if (breakdown.indexOf("C") > -1) { if (out = processTime("C")) { result[result.length] = out } } else { if (breakdown.indexOf("D") > -1) { if (out = processTime("D")) { result[result.length] = out } } else { if (breakdown.indexOf("Y") > -1) { if (out = processTime("Y")) { result[result.length] = out } } else { if (breakdown.indexOf("M") > -1) { if (diff >= tl.M) { var cur = (new Date(max.getTime() - diff)); var monthCount = 0; var lastVal = 0; for (var yr = cur.getFullYear(); yr <= max.getFullYear(); yr++) { while (cur.getFullYear() == yr) { lastVal = cur.getTime(); cur.setMonth(cur.getMonth() + 1); if (diff - (cur.getTime() - lastVal) >= 0) { monthCount++; diff -= (cur.getTime() - lastVal) } if (yr == max.getFullYear() && cur.getMonth() == max.getMonth()) { break } } } if (monthCount) { result[result.length] = monthCount + " " + (monthCount == 1 && names.M[0] || names.M[1]) } } breakdown = breakdown.replace(/M/g, "") } else { if (breakdown.indexOf("W") > -1) { if (out = processTime("W")) { result[result.length] = out } } else { if (breakdown.indexOf("d") > -1) { if (out = processTime("d")) { result[result.length] = out } } else { if (breakdown.indexOf("H") > -1) { if (out = processTime("H")) { result[result.length] = out } } else { if (breakdown.indexOf("m") > -1) { if (out = processTime("m")) { result[result.length] = out } } else { if (breakdown.indexOf("S") > -1) { if (out = processTime("S")) { result[result.length] = out } } else { if (breakdown.indexOf("N") > -1) { if (out = processTime("N")) { result[result.length] = out } } else { diff = 0 } } } } } } } } } } } } } options.divider = options.divider || ", "; if (options.divider == ", " && result.length > 1 && !options.hideAnd) { result[result.length - 1] = "and " + result[result.length - 1] } diff = result.join(options.divider) } if (diff == "") { diff = "Same" } if (options.lc) { diff = diff.toLowerCase() } return diff }; window.Date.prototype.getDaysInMonth = function () { return [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][this.getMonth()] }; window.Date.prototype.isLeapYear = function () { return (new Date(this.getFullYear(), 2 - 1, 29)).getDate() == 29 }; window.Date.prototype.getDayLightSavingsDays = function () { var result = []; var day1 = new Date("03/07/" + this.getFullYear()); var day2 = new Date("03/06/" + this.getFullYear()); while (day1.getMonth() < 3 || (day1.getMonth() == 3 && day1.getDate() < 16)) { if ((day1.getTime() - day2.getTime()) / 1000 / 60 / 60 != 24) { result[result.length] = new Date(day2.getTime()) } day1.setDate(day1.getDate() + 1); day2.setDate(day2.getDate() + 1) } var day1 = new Date("10/31/" + this.getFullYear()); var day2 = new Date("10/30/" + this.getFullYear()); while (day1.getMonth() < 11 || (day1.getMonth() == 10 && day1.getDate() < 9)) { if ((day1.getTime() - day2.getTime()) / 1000 / 60 / 60 != 24) { result[result.length] = new Date(day2.getTime()) } day1.setDate(day1.getDate() + 1); day2.setDate(day2.getDate() + 1) } return result }; window.Date.prototype.isDayLightSavingsDay = function () { var comp = new Date(this.getTime()); comp.setDate(comp.getDate() + 1); return (comp.getTime() - this.getTime()) / 1000 / 60 / 60 != 24 };