pyatil · August 8, 2013 05:56 · Dec 21, 2011 · Dec 21, 2011
diff --git a/date.coffee.js b/date.coffee.js
@@ -0,0 +1,142 @@
+// Automatically compiled to JavaScript
+
+var __hasProp = Object.prototype.hasOwnProperty;
+
+Number.prototype.pad = function(digits, signed) {
+  var s;
+  s = Math.abs(this).toString();
+  while (s.length < digits) {
+    s = "0" + s;
+  }
+  return (this < 0 ? "-" : (signed ? "+" : "")) + s;
+};
+
+Date.months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
+
+Date.weekdays = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
+
+Date.formats = {
+  "a": function() {
+    return Date.weekdays[this.getDay()].substring(0, 3);
+  },
+  "A": function() {
+    return Date.weekdays[this.getDay()];
+  },
+  "b": function() {
+    return Date.months[this.getMonth()].substring(0, 3);
+  },
+  "B": function() {
+    return Date.months[this.getMonth()];
+  },
+  "c": function() {
+    return this.toLocaleString();
+  },
+  "d": function() {
+    return this.getDate().toString();
+  },
+  "F": function() {
+    return "" + (this.getFullYear()) + "-" + (this.getMonth() + 1) + "-" + (this.getDate());
+  },
+  "H": function() {
+    return this.getHours().pad(2);
+  },
+  "I": function() {
+    return "" + ((this.getHours() % 12) || 12);
+  },
+  "j": function() {
+    return this.getDayOfYear();
+  },
+  "L": function() {
+    return this.getMilliseconds().pad(3);
+  },
+  "m": function() {
+    return (this.getMonth() + 1).pad(2);
+  },
+  "M": function() {
+    return this.getMinutes().pad(2);
+  },
+  "N": function() {
+    return this.getMilliseconds().pad(3);
+  },
+  "p": function() {
+    if (this.getHours() < 12) {
+      return "AM";
+    } else {
+      return "PM";
+    }
+  },
+  "P": function() {
+    if (this.getHours() < 12) {
+      return "am";
+    } else {
+      return "pm";
+    }
+  },
+  "S": function() {
+    return this.getSeconds().pad(2);
+  },
+  "s": function() {
+    return Math.floor(this.getTime() / 1000);
+  },
+  "U": function() {
+    return this.getWeekOfYear();
+  },
+  "w": function() {
+    return this.getDay();
+  },
+  "W": function() {
+    return this.getWeekOfYear(1);
+  },
+  "y": function() {
+    return this.getFullYear() % 100;
+  },
+  "Y": function() {
+    return this.getFullYear();
+  },
+  "x": function() {
+    return this.toLocaleDateString();
+  },
+  "X": function() {
+    return this.toLocaleTimeString();
+  },
+  "z": function() {
+    var z;
+    return Math.floor((z = -this.getTimezoneOffset()) / 60).pad(2, true) + (Math.abs(z) % 60).pad(2);
+  },
+  "Z": function() {
+    return /\(([^\)]*)\)$/.exec(this.toString())[1];
+  }
+};
+
+Date.prototype.format = function(fmt) {
+  var callback, char, part, parts, r, _ref;
+  parts = (fmt || "%c").split("%%");
+  _ref = Date.formats;
+  for (char in _ref) {
+    if (!__hasProp.call(_ref, char)) continue;
+    callback = _ref[char];
+    r = new RegExp("%" + char, "g");
+    parts = (function() {
+      var _i, _len, _results,
+        _this = this;
+      _results = [];
+      for (_i = 0, _len = parts.length; _i < _len; _i++) {
+        part = parts[_i];
+        _results.push(part.replace(r, function() {
+          return callback.apply(_this);
+        }));
+      }
+      return _results;
+    }).call(this);
+  }
+  return parts.join("%");
+};
+
+Date.prototype.getDayOfYear = function() {
+  return Math.ceil((this.getTime() - new Date(this.getFullYear(), 0, 1).getTime()) / 24 / 60 / 60 / 1000);
+};
+
+Date.prototype.getWeekOfYear = function(start) {
+  if (start == null) start = 0;
+  return Math.floor((this.getDayOfYear() - (start + 7 - new Date(this.getFullYear(), 0, 1).getDay()) % 7) / 7) + 1;
+};
diff --git a/date.coffee b/date.coffee
@@ -0,0 +1,48 @@
+Number::pad = (digits, signed) ->
+  s = Math.abs(@).toString()
+  s = "0" + s while s.length < digits
+  (if @ < 0 then "-" else (if signed then "+" else "")) + s
+
+Date.months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ]
+Date.weekdays = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]
+
+Date.formats =
+  "a": -> Date.weekdays[@getDay()].substring(0, 3)
+  "A": -> Date.weekdays[@getDay()]
+  "b": -> Date.months[@getMonth()].substring(0, 3)
+  "B": -> Date.months[@getMonth()]
+  "c": -> @toLocaleString()
+  "d": -> @getDate().toString()
+  "F": -> "#{@getFullYear()}-#{@getMonth() + 1}-#{@getDate()}"
+  "H": -> @getHours().pad(2)
+  "I": -> "#{(@getHours() % 12) || 12}"
+  "j": -> @getDayOfYear()
+  "L": -> @getMilliseconds().pad(3)
+  "m": -> (@getMonth() + 1).pad(2)
+  "M": -> @getMinutes().pad(2)
+  "N": -> @getMilliseconds().pad(3)
+  "p": -> if @getHours() < 12 then "AM" else "PM"
+  "P": -> if @getHours() < 12 then "am" else "pm"
+  "S": -> @getSeconds().pad(2)
+  "s": -> Math.floor(@getTime() / 1000)
+  "U": -> @getWeekOfYear()
+  "w": -> @getDay()
+  "W": -> @getWeekOfYear(1)
+  "y": -> @getFullYear() % 100
+  "Y": -> @getFullYear()
+  "x": -> @toLocaleDateString()
+  "X": -> @toLocaleTimeString()
+  "z": -> Math.floor((z = -@getTimezoneOffset()) / 60).pad(2, true) + (Math.abs(z) % 60).pad(2)
+  "Z": -> /\(([^\)]*)\)$/.exec(@toString())[1]
+
+Date::format = (fmt) ->
+  parts = (fmt || "%c").split "%%"
+  for own char, callback of Date.formats
+    r = new RegExp("%#{char}", "g")
+    parts = (part.replace(r, => callback.apply(this)) for part in parts)
+  parts.join "%"
+
+Date::getDayOfYear = -> Math.ceil((@getTime() - new Date(@getFullYear(), 0, 1).getTime()) / 24 / 60 / 60 / 1000)
+
+Date::getWeekOfYear = (start = 0) ->
+  Math.floor((@getDayOfYear() - (start + 7 - new Date(@getFullYear(), 0, 1).getDay()) % 7) / 7) + 1