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/sprintf.js | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 js/sprintf.js

(limited to 'js/sprintf.js')

diff --git a/js/sprintf.js b/js/sprintf.js
new file mode 100644
index 0000000..4d61fa2
--- /dev/null
+++ b/js/sprintf.js
@@ -0,0 +1,78 @@
+/**
+ *
+ * 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 sprintf()
+{		
+	var argc = 0;
+	var args = arguments;
+	var fmt = args[argc++];
+	
+	function lpad (str, padString, length) 
+	{ 
+		while (str.length < length) 
+			str = padString + str; 
+		return str; 
+	};
+
+	function format (match, width, dot, precision, length, conversion)
+	{
+		if (match === '%%') return '%';		
+
+		var value = args[argc++];
+		var prefix;
+
+		if (width === undefined) 
+			width = 0;
+		else 
+			width = +width;
+		
+		if (precision === undefined)
+			precision = conversion == 'd' ? 0 : 6;
+		else 
+			precision = +precision;
+
+		switch (conversion) {
+			case 's':
+			case 'c':
+				return value;
+				break;
+			case 'd':
+				return parseInt(value, 10);
+				break;
+			case 'e':
+				prefix = value < 0 ? '-' : '';
+				return lpad(prefix+Math.abs(value).toExponential(precision),' ',width);
+				break;
+			case 'F':
+			case 'f':
+				prefix = value < 0 ? '-' : '';
+				return lpad(prefix+Math.abs(value).toFixed(precision),' ',width);
+				break;
+			case 'g':
+				prefix = value < 0 ? '-' : '';
+				return lpad(prefix+Math.abs(value).toPrecision(precision),' ',width);
+				break;
+			default:
+				return match;
+		}
+
+	};
+	return fmt.replace(/%(\d+)?(\.(\d+))?(l?)([%scdfFeg])/g,format);
+};
-- 
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