--- /dev/null
+/*!
+ * Ext JS Library 3.0.0
+ * Copyright(c) 2006-2009 Ext JS, LLC
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+/**\r
+ * @class Ext.util.Format\r
+ * Reusable data formatting functions\r
+ * @singleton\r
+ */\r
+Ext.util.Format = function(){\r
+ var trimRe = /^\s+|\s+$/g;\r
+ return {\r
+ /**\r
+ * Truncate a string and add an ellipsis ('...') to the end if it exceeds the specified length\r
+ * @param {String} value The string to truncate\r
+ * @param {Number} length The maximum length to allow before truncating\r
+ * @param {Boolean} word True to try to find a common work break\r
+ * @return {String} The converted text\r
+ */\r
+ ellipsis : function(value, len, word){\r
+ if(value && value.length > len){\r
+ if(word){\r
+ var vs = value.substr(0, len - 2);\r
+ var index = Math.max(vs.lastIndexOf(' '), vs.lastIndexOf('.'), vs.lastIndexOf('!'), vs.lastIndexOf('?'));\r
+ if(index == -1 || index < (len - 15)){\r
+ return value.substr(0, len - 3) + "...";\r
+ }else{\r
+ return vs.substr(0, index) + "...";\r
+ }\r
+ } else{\r
+ return value.substr(0, len - 3) + "...";\r
+ }\r
+ }\r
+ return value;\r
+ },\r
+\r
+ /**\r
+ * Checks a reference and converts it to empty string if it is undefined\r
+ * @param {Mixed} value Reference to check\r
+ * @return {Mixed} Empty string if converted, otherwise the original value\r
+ */\r
+ undef : function(value){\r
+ return value !== undefined ? value : "";\r
+ },\r
+\r
+ /**\r
+ * Checks a reference and converts it to the default value if it's empty\r
+ * @param {Mixed} value Reference to check\r
+ * @param {String} defaultValue The value to insert of it's undefined (defaults to "")\r
+ * @return {String}\r
+ */\r
+ defaultValue : function(value, defaultValue){\r
+ return value !== undefined && value !== '' ? value : defaultValue;\r
+ },\r
+\r
+ /**\r
+ * Convert certain characters (&, <, >, and ') to their HTML character equivalents for literal display in web pages.\r
+ * @param {String} value The string to encode\r
+ * @return {String} The encoded text\r
+ */\r
+ htmlEncode : function(value){\r
+ return !value ? value : String(value).replace(/&/g, "&").replace(/>/g, ">").replace(/</g, "<").replace(/"/g, """);\r
+ },\r
+\r
+ /**\r
+ * Convert certain characters (&, <, >, and ') from their HTML character equivalents.\r
+ * @param {String} value The string to decode\r
+ * @return {String} The decoded text\r
+ */\r
+ htmlDecode : function(value){\r
+ return !value ? value : String(value).replace(/>/g, ">").replace(/</g, "<").replace(/"/g, '"').replace(/&/g, "&");\r
+ },\r
+\r
+ /**\r
+ * Trims any whitespace from either side of a string\r
+ * @param {String} value The text to trim\r
+ * @return {String} The trimmed text\r
+ */\r
+ trim : function(value){\r
+ return String(value).replace(trimRe, "");\r
+ },\r
+\r
+ /**\r
+ * Returns a substring from within an original string\r
+ * @param {String} value The original text\r
+ * @param {Number} start The start index of the substring\r
+ * @param {Number} length The length of the substring\r
+ * @return {String} The substring\r
+ */\r
+ substr : function(value, start, length){\r
+ return String(value).substr(start, length);\r
+ },\r
+\r
+ /**\r
+ * Converts a string to all lower case letters\r
+ * @param {String} value The text to convert\r
+ * @return {String} The converted text\r
+ */\r
+ lowercase : function(value){\r
+ return String(value).toLowerCase();\r
+ },\r
+\r
+ /**\r
+ * Converts a string to all upper case letters\r
+ * @param {String} value The text to convert\r
+ * @return {String} The converted text\r
+ */\r
+ uppercase : function(value){\r
+ return String(value).toUpperCase();\r
+ },\r
+\r
+ /**\r
+ * Converts the first character only of a string to upper case\r
+ * @param {String} value The text to convert\r
+ * @return {String} The converted text\r
+ */\r
+ capitalize : function(value){\r
+ return !value ? value : value.charAt(0).toUpperCase() + value.substr(1).toLowerCase();\r
+ },\r
+\r
+ // private\r
+ call : function(value, fn){\r
+ if(arguments.length > 2){\r
+ var args = Array.prototype.slice.call(arguments, 2);\r
+ args.unshift(value);\r
+ return eval(fn).apply(window, args);\r
+ }else{\r
+ return eval(fn).call(window, value);\r
+ }\r
+ },\r
+\r
+ /**\r
+ * Format a number as US currency\r
+ * @param {Number/String} value The numeric value to format\r
+ * @return {String} The formatted currency string\r
+ */\r
+ usMoney : function(v){\r
+ v = (Math.round((v-0)*100))/100;\r
+ v = (v == Math.floor(v)) ? v + ".00" : ((v*10 == Math.floor(v*10)) ? v + "0" : v);\r
+ v = String(v);\r
+ var ps = v.split('.');\r
+ var whole = ps[0];\r
+ var sub = ps[1] ? '.'+ ps[1] : '.00';\r
+ var r = /(\d+)(\d{3})/;\r
+ while (r.test(whole)) {\r
+ whole = whole.replace(r, '$1' + ',' + '$2');\r
+ }\r
+ v = whole + sub;\r
+ if(v.charAt(0) == '-'){\r
+ return '-$' + v.substr(1);\r
+ }\r
+ return "$" + v;\r
+ },\r
+\r
+ /**\r
+ * Parse a value into a formatted date using the specified format pattern.\r
+ * @param {String/Date} value The value to format (Strings must conform to the format expected by the javascript Date object's <a href="http://www.w3schools.com/jsref/jsref_parse.asp">parse()</a> method)\r
+ * @param {String} format (optional) Any valid date format string (defaults to 'm/d/Y')\r
+ * @return {String} The formatted date string\r
+ */\r
+ date : function(v, format){\r
+ if(!v){\r
+ return "";\r
+ }\r
+ if(!Ext.isDate(v)){\r
+ v = new Date(Date.parse(v));\r
+ }\r
+ return v.dateFormat(format || "m/d/Y");\r
+ },\r
+\r
+ /**\r
+ * Returns a date rendering function that can be reused to apply a date format multiple times efficiently\r
+ * @param {String} format Any valid date format string\r
+ * @return {Function} The date formatting function\r
+ */\r
+ dateRenderer : function(format){\r
+ return function(v){\r
+ return Ext.util.Format.date(v, format);\r
+ };\r
+ },\r
+\r
+ // private\r
+ stripTagsRE : /<\/?[^>]+>/gi,\r
+ \r
+ /**\r
+ * Strips all HTML tags\r
+ * @param {Mixed} value The text from which to strip tags\r
+ * @return {String} The stripped text\r
+ */\r
+ stripTags : function(v){\r
+ return !v ? v : String(v).replace(this.stripTagsRE, "");\r
+ },\r
+\r
+ stripScriptsRe : /(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)/ig,\r
+\r
+ /**\r
+ * Strips all script tags\r
+ * @param {Mixed} value The text from which to strip script tags\r
+ * @return {String} The stripped text\r
+ */\r
+ stripScripts : function(v){\r
+ return !v ? v : String(v).replace(this.stripScriptsRe, "");\r
+ },\r
+\r
+ /**\r
+ * Simple format for a file size (xxx bytes, xxx KB, xxx MB)\r
+ * @param {Number/String} size The numeric value to format\r
+ * @return {String} The formatted file size\r
+ */\r
+ fileSize : function(size){\r
+ if(size < 1024) {\r
+ return size + " bytes";\r
+ } else if(size < 1048576) {\r
+ return (Math.round(((size*10) / 1024))/10) + " KB";\r
+ } else {\r
+ return (Math.round(((size*10) / 1048576))/10) + " MB";\r
+ }\r
+ },\r
+\r
+ /**\r
+ * It does simple math for use in a template, for example:<pre><code>\r
+ * var tpl = new Ext.Template('{value} * 10 = {value:math("* 10")}');\r
+ * </code></pre>\r
+ * @return {Function} A function that operates on the passed value.\r
+ */\r
+ math : function(){\r
+ var fns = {};\r
+ return function(v, a){\r
+ if(!fns[a]){\r
+ fns[a] = new Function('v', 'return v ' + a + ';');\r
+ }\r
+ return fns[a](v);\r
+ }\r
+ }(),\r
+\r
+ /**\r
+ * Rounds the passed number to the required decimal precision.\r
+ * @param {Number/String} value The numeric value to round.\r
+ * @param {Number} precision The number of decimal places to which to round the first parameter's value.\r
+ * @return {Number} The rounded value.\r
+ */\r
+ round : function(value, precision) {\r
+ var result = Number(value);\r
+ if (typeof precision == 'number') {\r
+ precision = Math.pow(10, precision);\r
+ result = Math.round(value * precision) / precision;\r
+ }\r
+ return result;\r
+ },\r
+\r
+ /**\r
+ * Formats the number according to the format string.\r
+ * <div style="margin-left:40px">examples (123456.789):\r
+ * <div style="margin-left:10px">\r
+ * 0 - (123456) show only digits, no precision<br>\r
+ * 0.00 - (123456.78) show only digits, 2 precision<br>\r
+ * 0.0000 - (123456.7890) show only digits, 4 precision<br>\r
+ * 0,000 - (123,456) show comma and digits, no precision<br>\r
+ * 0,000.00 - (123,456.78) show comma and digits, 2 precision<br>\r
+ * 0,0.00 - (123,456.78) shortcut method, show comma and digits, 2 precision<br>\r
+ * To reverse the grouping (,) and decimal (.) for international numbers, add /i to the end.\r
+ * For example: 0.000,00/i\r
+ * </div></div>\r
+ * @param {Number} v The number to format.\r
+ * @param {String} format The way you would like to format this text.\r
+ * @return {String} The formatted number.\r
+ */\r
+ number: function(v, format) {\r
+ if(!format){\r
+ return v;\r
+ }\r
+ v = Ext.num(v, NaN);\r
+ if (isNaN(v)){\r
+ return '';\r
+ }\r
+ var comma = ',',\r
+ dec = '.',\r
+ i18n = false,\r
+ neg = v < 0;\r
+ \r
+ v = Math.abs(v);\r
+ if(format.substr(format.length - 2) == '/i'){\r
+ format = format.substr(0, format.length - 2);\r
+ i18n = true;\r
+ comma = '.';\r
+ dec = ',';\r
+ }\r
+ \r
+ var hasComma = format.indexOf(comma) != -1, \r
+ psplit = (i18n ? format.replace(/[^\d\,]/g, '') : format.replace(/[^\d\.]/g, '')).split(dec);\r
+ \r
+ if(1 < psplit.length){\r
+ v = v.toFixed(psplit[1].length);\r
+ }else if(2 < psplit.length){\r
+ throw ('NumberFormatException: invalid format, formats should have no more than 1 period: ' + format);\r
+ }else{\r
+ v = v.toFixed(0);\r
+ }\r
+ \r
+ var fnum = v.toString();\r
+ if(hasComma){\r
+ psplit = fnum.split('.');\r
+ \r
+ var cnum = psplit[0], parr = [], j = cnum.length, m = Math.floor(j / 3), n = cnum.length % 3 || 3;\r
+ \r
+ for(var i = 0; i < j; i += n){\r
+ if(i != 0){\r
+ n = 3;\r
+ }\r
+ parr[parr.length] = cnum.substr(i, n);\r
+ m -= 1;\r
+ }\r
+ fnum = parr.join(comma);\r
+ if(psplit[1]){\r
+ fnum += dec + psplit[1];\r
+ }\r
+ }\r
+ \r
+ return (neg ? '-' : '') + format.replace(/[\d,?\.?]+/, fnum);\r
+ },\r
+\r
+ /**\r
+ * Returns a number rendering function that can be reused to apply a number format multiple times efficiently\r
+ * @param {String} format Any valid number format string for {@link #number}\r
+ * @return {Function} The number formatting function\r
+ */\r
+ numberRenderer : function(format){\r
+ return function(v){\r
+ return Ext.util.Format.number(v, format);\r
+ };\r
+ },\r
+\r
+ /**\r
+ * Selectively do a plural form of a word based on a numeric value. For example, in a template,\r
+ * {commentCount:plural("Comment")} would result in "1 Comment" if commentCount was 1 or would be "x Comments"\r
+ * if the value is 0 or greater than 1.\r
+ * @param {Number} value The value to compare against\r
+ * @param {String} singular The singular form of the word\r
+ * @param {String} plural (optional) The plural form of the word (defaults to the singular with an "s")\r
+ */\r
+ plural : function(v, s, p){\r
+ return v +' ' + (v == 1 ? s : (p ? p : s+'s'));\r
+ },\r
+ \r
+ /**\r
+ * Converts newline characters to the HTML tag <br/>\r
+ * @param {String} The string value to format.\r
+ * @return {String} The string with embedded <br/> tags in place of newlines.\r
+ */\r
+ nl2br : function(v){\r
+ return v === undefined || v === null ? '' : v.replace(/\n/g, '<br/>');\r
+ }\r
+ }\r
+}();
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