/** * Validates that the value is a valid number. * * A valid number may include a leading + or -, comma separators, and a single decimal point. */Ext.define('Ext.data.validator.Number', { extend: 'Ext.data.validator.Validator', alias: 'data.validator.number', type: 'number', config: { /** * @cfg {String} decimalSeparator * The decimal separator. Defaults to {@link Ext.util.Format#decimalSeparator}. */ decimalSeparator: undefined, /** * @cfg {String} message * The error message to return when the value is not a valid number. * @locale */ message: 'Is not a valid number', /** * @cfg {String} thousandSeparator * The thousand separator. Defaults to {@link Ext.util.Format#thousandSeparator}. */ thousandSeparator: undefined }, constructor: function(config) { this.callParent([config]); this.rebuildMatcher(); }, applyDecimalSeparator: function(v) { return v === undefined ? Ext.util.Format.decimalSeparator : v; }, updateDecimalSeparator: function() { this.rebuildMatcher(); }, applyThousandSeparator: function(v) { return v === undefined ? Ext.util.Format.thousandSeparator : v; }, updateThousandSeparator: function() { this.rebuildMatcher(); }, parse: function(v) { var sep = this.getDecimalSeparator(), N = Ext.Number; if (typeof v === 'string') { if (!this.matcher.test(v)) { return null; } v = this.parseValue(v); } return sep ? N.parseFloat(v) : N.parseInt(v); }, validate: function(value) { return this.parse(value) === null ? this.getMessage() : true; }, privates: { getMatcherText: function(preventSign) { var t = this.getThousandSeparator(), d = this.getDecimalSeparator(), s = '(?:'; if (t) { t = Ext.String.escapeRegex(t); s += '(?:\\d{1,3}(' + t + '\\d{3})*)|'; } s += '\\d*)'; if (d) { d = Ext.String.escapeRegex(d); s += '(?:' + d + '\\d*)?'; } if (!preventSign) { s = this.getSignPart() + s; } return s; }, getSignPart: function() { return '(\\+|\\-)?'; }, parseValue: function(v) { var thousandMatcher = this.thousandMatcher, decimal; if (thousandMatcher) { v = v.replace(thousandMatcher, ''); } decimal = this.getDecimalSeparator(); if (decimal && decimal !== '.') { v = v.replace(decimal, '.'); } return v; }, rebuildMatcher: function() { var me = this, sep; if (!me.isConfiguring) { sep = me.getThousandSeparator(); me.matcher = new RegExp('^' + me.getMatcherText() + '$'); if (sep) { me.thousandMatcher = sep ? new RegExp(Ext.String.escapeRegex(sep), 'g') : null; } } } }});