From 0163faefef02207ad0ea3330af688103633293ff Mon Sep 17 00:00:00 2001
From: Pim van den Berg
Date: Fri, 10 May 2013 21:36:54 +0200
Subject: import js directory from jsrrdgraph for client side graph rendering

Source: https://github.com/manuelluis/jsrrdgraph@276b880
---
 js/strftime.js | 146 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 js/strftime.js

(limited to 'js/strftime.js')

diff --git a/js/strftime.js b/js/strftime.js
new file mode 100644
index 0000000..0933c27
--- /dev/null
+++ b/js/strftime.js
@@ -0,0 +1,146 @@
+/**
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
+
+ **/
+
+"use strict";
+
+function strftime (fmt, time)
+{
+	var d = new Date(time*1000);
+
+	var days = [ 'Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat' ];
+	var fdays = [ 'Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];
+	var months = [ 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec' ];
+	var fmonths = [ 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'];
+
+	function pad2 (number) 
+	{ 
+		return (number < 10 ? '0' : '') + number 
+	};
+
+	function pad3(number) 
+	{ 
+		return (number < 10 ? '00' : number < 100 ? '0' : '') + number 
+	};
+
+	function lpad (str, padString, length) 
+	{ 
+		while (str.length < length) 
+			str = padString + str; 
+		return str; 
+	};
+		
+	function format(match, opt) 
+	{
+		if (match === '%%') return '%';		
+
+		switch (opt) {
+			case 'a':
+				return days[d.getDay()];
+				break;
+			case 'A':
+				return fdays[d.getDay()];
+				break;
+			case 'b':
+				return months[d.getMonth()];
+				break;
+			case 'B':
+				return fmonths[d.getMonth()];
+				break;
+			case 'c':
+				return d.toLocaleString();
+				break;
+			case 'd':
+				return pad2(d.getDate());	
+				break;
+			case 'H':
+				return pad2(d.getHours());	
+				break;
+			case 'I':	
+				var hours = d.getHours()%12;
+				return pad2(hours === 0 ? 12 : hours);
+				break;
+			case 'j':
+				var d01 = new Date (d.getFullYear(), 0, 1);
+				return pad3(Math.ceil((d.getTime()-d01.getTime())/86400000)+1);
+				break;
+			case 'm':	
+				return pad2(d.getMonth());
+				break;
+			case 'M':
+				return pad2(d.getMinutes());
+				break;
+			case 'p':
+				return d.getHours() >= 12 ? 'PM' : 'AM';
+				break;
+			case 's':
+				return pad2(d.getSeconds());
+				break;
+			case 'S':
+				return d.getTime()/1000;
+				break;
+			case 'u':
+				return d.getDay() === 0 ? 7 : d.getDay();
+				break;
+			case 'U': 
+				var d01 = new Date(d.getFullYear(),0,1);
+				return pad2(Math.round((Math.ceil((d.getTime()-d01.getTime())/86400000)+1 + 6 - d.getDay())/7)); 
+				break;
+			case 'V': 
+				var d01 = new Date(d.getFullYear(), 0, 1);
+				var w = Math.round((Math.ceil((d.getTime()-d01.getTime())/86400000)+1 + 7 - (d.getDay() === 0 ? 7 : d.getDay()))/7);
+				var d31 = new Date(d.getFullYear(), 11, 31);
+				if (d01.getDay() < 4 && d01.getDay() > 1) w++;
+				if (w === 53 && d31.getDay() < 4) {
+					w = 1;
+				} else if (w === 0) {
+					d31 = new Date(d.getFullYear()-1, 11, 31);
+					d01 = new Date(d31.getFullYear(), 0, 1);
+					w = Math.round((Math.ceil((d31.getTime()-d01.getTime())/86400000)+1 + 7 - (d31.getDay() === 0 ? 7 : d31.getDay()))/7);
+					if (d01.getDay() < 4 && d01.getDay() > 1) w++;
+					if (w === 53 && d31.getDay() < 4) w = 1;
+				}
+				return pad2(w);
+				break;
+			case 'w':
+				return d.getDay();
+				break;
+			case 'W': 
+				var d01 = new Date(d.getFullYear(),0,1); 
+				return pad2(Math.round((Math.ceil((d.getTime()-d01.getTime())/86400000)+1 + 7 - (d.getDay() === 0 ? 7 : d.getDay()))/7));
+				break;
+			case 'x':
+				return pad2(d.getDate())+'/'+pad2(d.getMonth())+'/'+d.getFullYear()
+				break;
+			case 'X':
+				return pad2(d.getHours())+':'+pad2(d.getMinutes())+':'+pad2(d.getSeconds());
+				break;
+			case 'y':	
+				return pad2(d.getFullYear()%100);
+				break;
+			case 'Y':
+				return d.getFullYear();
+				break;
+			case 'Z':
+				return d.toString().replace(/^.*\(([^)]+)\)$/, '$1');
+				break;
+			default:
+				return match;
+		}
+	};
+	return fmt.replace(/%([aAbBcdHIjmMpsSUVwWxXyYZ%])/g, format);
+};
-- 
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