Subversion Repositories Applications.papyrus

Rev

Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
2150 mathias 1
if(!dojo._hasResource["dojox.date.posix"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
2
dojo._hasResource["dojox.date.posix"] = true;
3
dojo.provide("dojox.date.posix");
4
 
5
dojo.require("dojo.date");
6
dojo.require("dojo.date.locale");
7
dojo.require("dojo.string");
8
 
9
dojox.date.posix.strftime = function(/*Date*/dateObject, /*String*/format, /*String?*/locale){
10
//
11
// summary:
12
//		Formats the date object using the specifications of the POSIX strftime function
13
//
14
// description:
15
//		see <http://www.opengroup.org/onlinepubs/007908799/xsh/strftime.html>
16
 
17
	// zero pad
18
	var padChar = null;
19
	var _ = function(s, n){
20
		return dojo.string.pad(s, n || 2, padChar || "0");
21
	};
22
 
23
	var bundle = dojo.date.locale._getGregorianBundle(locale);
24
 
25
	var $ = function(property){
26
		switch(property){
27
			case "a": // abbreviated weekday name according to the current locale
28
				return dojo.date.locale.getNames('days', 'abbr', 'format', locale)[dateObject.getDay()];
29
 
30
			case "A": // full weekday name according to the current locale
31
				return dojo.date.locale.getNames('days', 'wide', 'format', locale)[dateObject.getDay()];
32
 
33
			case "b":
34
			case "h": // abbreviated month name according to the current locale
35
				return dojo.date.locale.getNames('months', 'abbr', 'format', locale)[dateObject.getMonth()];
36
 
37
			case "B": // full month name according to the current locale
38
				return dojo.date.locale.getNames('months', 'wide', 'format', locale)[dateObject.getMonth()];
39
 
40
			case "c": // preferred date and time representation for the current
41
				      // locale
42
				return dojo.date.locale.format(dateObject, {formatLength: 'full', locale: locale});
43
 
44
			case "C": // century number (the year divided by 100 and truncated
45
				      // to an integer, range 00 to 99)
46
				return _(Math.floor(dateObject.getFullYear()/100));
47
 
48
			case "d": // day of the month as a decimal number (range 01 to 31)
49
				return _(dateObject.getDate());
50
 
51
			case "D": // same as %m/%d/%y
52
				return $("m") + "/" + $("d") + "/" + $("y");
53
 
54
			case "e": // day of the month as a decimal number, a single digit is
55
				      // preceded by a space (range ' 1' to '31')
56
				if(padChar == null){ padChar = " "; }
57
				return _(dateObject.getDate());
58
 
59
			case "f": // month as a decimal number, a single digit is
60
							// preceded by a space (range ' 1' to '12')
61
				if(padChar == null){ padChar = " "; }
62
				return _(dateObject.getMonth()+1);
63
 
64
			case "g": // like %G, but without the century.
65
				break;
66
 
67
			case "G": // The 4-digit year corresponding to the ISO week number
68
				      // (see %V).  This has the same format and value as %Y,
69
				      // except that if the ISO week number belongs to the
70
				      // previous or next year, that year is used instead.
71
				dojo.unimplemented("unimplemented modifier 'G'");
72
				break;
73
 
74
			case "F": // same as %Y-%m-%d
75
				return $("Y") + "-" + $("m") + "-" + $("d");
76
 
77
			case "H": // hour as a decimal number using a 24-hour clock (range
78
				      // 00 to 23)
79
				return _(dateObject.getHours());
80
 
81
			case "I": // hour as a decimal number using a 12-hour clock (range
82
				      // 01 to 12)
83
				return _(dateObject.getHours() % 12 || 12);
84
 
85
			case "j": // day of the year as a decimal number (range 001 to 366)
86
				return _(dojo.date.locale._getDayOfYear(dateObject), 3);
87
 
88
			case "k": // Hour as a decimal number using a 24-hour clock (range
89
					  // 0 to 23 (space-padded))
90
				if(padChar == null){ padChar = " "; }
91
				return _(dateObject.getHours());
92
 
93
			case "l": // Hour as a decimal number using a 12-hour clock (range
94
					  // 1 to 12 (space-padded))
95
				if(padChar == null){ padChar = " "; }
96
				return _(dateObject.getHours() % 12 || 12);
97
 
98
			case "m": // month as a decimal number (range 01 to 12)
99
				return _(dateObject.getMonth() + 1);
100
 
101
			case "M": // minute as a decimal number
102
				return _(dateObject.getMinutes());
103
 
104
			case "n":
105
				return "\n";
106
 
107
			case "p": // either `am' or `pm' according to the given time value,
108
				      // or the corresponding strings for the current locale
109
				return bundle[dateObject.getHours() < 12 ? "am" : "pm"];
110
 
111
			case "r": // time in a.m. and p.m. notation
112
				return $("I") + ":" + $("M") + ":" + $("S") + " " + $("p");
113
 
114
			case "R": // time in 24 hour notation
115
				return $("H") + ":" + $("M");
116
 
117
			case "S": // second as a decimal number
118
				return _(dateObject.getSeconds());
119
 
120
			case "t":
121
				return "\t";
122
 
123
			case "T": // current time, equal to %H:%M:%S
124
				return $("H") + ":" + $("M") + ":" + $("S");
125
 
126
			case "u": // weekday as a decimal number [1,7], with 1 representing
127
				      // Monday
128
				return String(dateObject.getDay() || 7);
129
 
130
			case "U": // week number of the current year as a decimal number,
131
				      // starting with the first Sunday as the first day of the
132
				      // first week
133
				return _(dojo.date.locale._getWeekOfYear(dateObject));
134
 
135
			case "V": // week number of the year (Monday as the first day of the
136
				      // week) as a decimal number [01,53]. If the week containing
137
				      // 1 January has four or more days in the new year, then it
138
				      // is considered week 1. Otherwise, it is the last week of
139
				      // the previous year, and the next week is week 1.
140
				return _(dojox.date.posix.getIsoWeekOfYear(dateObject));
141
 
142
			case "W": // week number of the current year as a decimal number,
143
				      // starting with the first Monday as the first day of the
144
				      // first week
145
				return _(dojo.date.locale._getWeekOfYear(dateObject, 1));
146
 
147
			case "w": // day of the week as a decimal, Sunday being 0
148
				return String(dateObject.getDay());
149
 
150
			case "x": // preferred date representation for the current locale
151
				      // without the time
152
				return dojo.date.locale.format(dateObject, {selector:'date', formatLength: 'full', locale:locale});
153
 
154
			case "X": // preferred time representation for the current locale
155
				      // without the date
156
				return dojo.date.locale.format(dateObject, {selector:'time', formatLength: 'full', locale:locale});
157
 
158
			case "y": // year as a decimal number without a century (range 00 to
159
				      // 99)
160
				return _(dateObject.getFullYear()%100);
161
 
162
			case "Y": // year as a decimal number including the century
163
				return String(dateObject.getFullYear());
164
 
165
			case "z": // time zone or name or abbreviation
166
				var timezoneOffset = dateObject.getTimezoneOffset();
167
				return (timezoneOffset > 0 ? "-" : "+") +
168
					_(Math.floor(Math.abs(timezoneOffset)/60)) + ":" +
169
					_(Math.abs(timezoneOffset)%60);
170
 
171
			case "Z": // time zone or name or abbreviation
172
				return dojo.date.getTimezoneName(dateObject);
173
 
174
			case "%":
175
				return "%";
176
		}
177
	};
178
 
179
	// parse the formatting string and construct the resulting string
180
	var string = "";
181
	var i = 0;
182
	var index = 0;
183
	var switchCase = null;
184
	while ((index = format.indexOf("%", i)) != -1){
185
		string += format.substring(i, index++);
186
 
187
		// inspect modifier flag
188
		switch (format.charAt(index++)) {
189
			case "_": // Pad a numeric result string with spaces.
190
				padChar = " "; break;
191
			case "-": // Do not pad a numeric result string.
192
				padChar = ""; break;
193
			case "0": // Pad a numeric result string with zeros.
194
				padChar = "0"; break;
195
			case "^": // Convert characters in result string to uppercase.
196
				switchCase = "upper"; break;
197
			case "*": // Convert characters in result string to lowercase
198
				switchCase = "lower"; break;
199
			case "#": // Swap the case of the result string.
200
				switchCase = "swap"; break;
201
			default: // no modifier flag so decrement the index
202
				padChar = null; index--; break;
203
		}
204
 
205
		// toggle case if a flag is set
206
		var property = $(format.charAt(index++));
207
		switch (switchCase){
208
			case "upper":
209
				property = property.toUpperCase();
210
				break;
211
			case "lower":
212
				property = property.toLowerCase();
213
				break;
214
			case "swap": // Upper to lower, and versey-vicea
215
				var compareString = property.toLowerCase();
216
				var swapString = '';
217
				var ch = '';
218
				for (var j = 0; j < property.length; j++){
219
					ch = property.charAt(j);
220
					swapString += (ch == compareString.charAt(j)) ?
221
						ch.toUpperCase() : ch.toLowerCase();
222
				}
223
				property = swapString;
224
				break;
225
			default:
226
				break;
227
		}
228
		switchCase = null;
229
 
230
		string += property;
231
		i = index;
232
	}
233
	string += format.substring(i);
234
 
235
	return string; // String
236
};
237
 
238
dojox.date.posix.getStartOfWeek = function(/*Date*/dateObject, /*Number*/firstDay){
239
	// summary: Return a date object representing the first day of the given
240
	//   date's week.
241
	if(isNaN(firstDay)){
242
		firstDay = dojo.cldr.supplemental.getFirstDayOfWeek ? dojo.cldr.supplemental.getFirstDayOfWeek() : 0;
243
	}
244
	var offset = firstDay;
245
	if(dateObject.getDay() >= firstDay){
246
		offset -= dateObject.getDay();
247
	}else{
248
		offset -= (7 - dateObject.getDay());
249
	}
250
	var date = new Date(dateObject);
251
	date.setHours(0, 0, 0, 0);
252
	return dojo.date.add(date, "day", offset); // Date
253
}
254
 
255
dojox.date.posix.setIsoWeekOfYear = function(/*Date*/dateObject, /*Number*/week){
256
	// summary: Set the ISO8601 week number of the given date.
257
	//   The week containing January 4th is the first week of the year.
258
	// week:
259
	//   can be positive or negative: -1 is the year's last week.
260
	if(!week){ return dateObject; }
261
	var currentWeek = dojox.date.posix.getIsoWeekOfYear(dateObject);
262
	var offset = week - currentWeek;
263
	if(week < 0){
264
		var weeks = dojox.date.posix.getIsoWeeksInYear(dateObject);
265
		offset = (weeks + week + 1) - currentWeek;
266
	}
267
	return dojo.date.add(dateObject, "week", offset); // Date
268
}
269
 
270
dojox.date.posix.getIsoWeekOfYear = function(/*Date*/dateObject){
271
	// summary: Get the ISO8601 week number of the given date.
272
	//   The week containing January 4th is the first week of the year.
273
	//   See http://en.wikipedia.org/wiki/ISO_week_date
274
	var weekStart = dojox.date.posix.getStartOfWeek(dateObject, 1);
275
	var yearStart = new Date(dateObject.getFullYear(), 0, 4); // January 4th
276
	yearStart = dojox.date.posix.getStartOfWeek(yearStart, 1);
277
	var diff = weekStart.getTime() - yearStart.getTime();
278
	if(diff < 0){ return dojox.date.posix.getIsoWeeksInYear(weekStart); } // Integer
279
	return Math.ceil(diff / 604800000) + 1; // Integer
280
}
281
 
282
dojox.date.posix.getIsoWeeksInYear = function(/*Date*/dateObject) {
283
	// summary: Determine the number of ISO8601 weeks in the year of the given
284
	//   date. Most years have 52 but some have 53.
285
	//   See http://www.phys.uu.nl/~vgent/calendar/isocalendar_text3.htm
286
	function p(y) {
287
		return y + Math.floor(y/4) - Math.floor(y/100) + Math.floor(y/400);
288
	}
289
	var y = dateObject.getFullYear();
290
	return ( p(y) % 7 == 4 || p(y-1) % 7 == 3 ) ? 53 : 52;	//	Integer
291
}
292
 
293
}