2014-05-12 20:08:19 +02:00
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'use strict';
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2016-06-07 10:50:15 +02:00
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angular.module('ffffng').factory('Validator', function (_, Strings, Logger) {
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function isValidBoolean(value) {
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return _.isBoolean(value);
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}
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function isValidNumber(constraint, value) {
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if (_.isString(value)) {
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value = Strings.parseInt(value);
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2014-05-12 20:08:19 +02:00
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}
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2016-06-07 10:50:15 +02:00
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if (!_.isNumber(value)) {
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return false;
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}
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if (_.isNaN(value) || !_.isFinite(value)) {
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return false;
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}
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if (_.isNumber(constraint.min) && value < constraint.min) {
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return false;
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}
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if (_.isNumber(constraint.max) && value > constraint.max) {
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return false;
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2016-06-07 00:21:26 +02:00
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}
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2016-06-07 10:50:15 +02:00
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return true;
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}
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function isValidString(constraint, value) {
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2016-05-24 14:42:25 +02:00
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if (!_.isString(value)) {
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return false;
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}
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2014-05-12 20:08:19 +02:00
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var trimmed = value.trim();
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return (trimmed === '' && constraint.optional) || trimmed.match(constraint.regex);
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2016-06-07 10:50:15 +02:00
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}
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function isValid(constraint, acceptUndefined, value) {
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if (value === undefined) {
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return acceptUndefined || constraint.optional;
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}
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2014-05-12 20:08:19 +02:00
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2016-06-07 10:50:15 +02:00
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switch (constraint.type) {
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case 'boolean':
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return isValidBoolean(value);
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case 'number':
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return isValidNumber(constraint, value);
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case 'string':
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return isValidString(constraint, value);
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}
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Logger.tag('validation').error('No validation method for constraint type: {}', constraint.type);
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return false;
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}
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function areValid(constraints, acceptUndefined, values) {
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2014-05-12 20:08:19 +02:00
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var fields = Object.keys(constraints);
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for (var i = 0; i < fields.length; i ++) {
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var field = fields[i];
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if (!isValid(constraints[field], acceptUndefined, values[field])) {
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return false;
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}
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}
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return true;
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2016-06-07 10:50:15 +02:00
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}
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2014-05-12 20:08:19 +02:00
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return {
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forConstraint: function (constraint, acceptUndefined) {
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return _.partial(isValid, constraint, acceptUndefined);
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},
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forConstraints: function (constraints, acceptUndefined) {
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return _.partial(areValid, constraints, acceptUndefined);
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}
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};
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});
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