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/**
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* Yii validation module.
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*
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* This JavaScript module provides the validation methods for the built-in validators.
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*
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @since 2.0
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*/
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yii.validation = (function ($) {
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var pub = {
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isEmpty: function (value) {
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return value === null || value === undefined || value == [] || value === '';
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},
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addMessage: function (messages, message, value) {
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messages.push(message.replace(/\{value\}/g, value));
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},
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required: function (value, messages, options) {
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var valid = false;
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if (options.requiredValue === undefined) {
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var isString = typeof value == 'string' || value instanceof String;
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if (options.strict && value !== undefined || !options.strict && !pub.isEmpty(isString ? $.trim(value) : value)) {
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valid = true;
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}
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} else if (!options.strict && value == options.requiredValue || options.strict && value === options.requiredValue) {
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valid = true;
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}
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if (!valid) {
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pub.addMessage(messages, options.message, value);
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}
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},
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boolean: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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var valid = !options.strict && (value == options.trueValue || value == options.falseValue)
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|| options.strict && (value === options.trueValue || value === options.falseValue);
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if (!valid) {
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pub.addMessage(messages, options.message, value);
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}
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},
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string: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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if (typeof value !== 'string') {
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pub.addMessage(messages, options.message, value);
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return;
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}
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if (options.min !== undefined && value.length < options.min) {
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pub.addMessage(messages, options.tooShort, value);
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}
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if (options.max !== undefined && value.length > options.max) {
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pub.addMessage(messages, options.tooLong, value);
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}
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if (options.is !== undefined && value.length != options.is) {
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pub.addMessage(messages, options.notEqual, value);
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}
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},
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file: function (attribute, messages, options) {
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var files = getUploadedFiles(attribute, messages, options);
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$.each(files, function (i, file) {
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validateFile(file, messages, options);
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});
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},
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image: function (attribute, messages, options, deferred) {
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var files = getUploadedFiles(attribute, messages, options);
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$.each(files, function (i, file) {
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validateFile(file, messages, options);
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// Skip image validation if FileReader API is not available
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if (typeof FileReader === "undefined") {
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return;
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}
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var def = $.Deferred(),
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fr = new FileReader(),
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img = new Image();
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img.onload = function () {
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if (options.minWidth && this.width < options.minWidth) {
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messages.push(options.underWidth.replace(/\{file\}/g, file.name));
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}
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if (options.maxWidth && this.width > options.maxWidth) {
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messages.push(options.overWidth.replace(/\{file\}/g, file.name));
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}
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if (options.minHeight && this.height < options.minHeight) {
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messages.push(options.underHeight.replace(/\{file\}/g, file.name));
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}
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if (options.maxHeight && this.height > options.maxHeight) {
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messages.push(options.overHeight.replace(/\{file\}/g, file.name));
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}
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def.resolve();
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};
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img.onerror = function () {
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messages.push(options.notImage.replace(/\{file\}/g, file.name));
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def.resolve();
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};
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fr.onload = function () {
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img.src = fr.result;
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};
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// Resolve deferred if there was error while reading data
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fr.onerror = function () {
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def.resolve();
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};
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fr.readAsDataURL(file);
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deferred.push(def);
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});
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},
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number: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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if (typeof value === 'string' && !value.match(options.pattern)) {
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pub.addMessage(messages, options.message, value);
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return;
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}
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if (options.min !== undefined && value < options.min) {
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pub.addMessage(messages, options.tooSmall, value);
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}
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if (options.max !== undefined && value > options.max) {
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pub.addMessage(messages, options.tooBig, value);
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}
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},
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range: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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if (!options.allowArray && $.isArray(value)) {
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pub.addMessage(messages, options.message, value);
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return;
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}
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var inArray = true;
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$.each($.isArray(value) ? value : [value], function(i, v) {
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if ($.inArray(v, options.range) == -1) {
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inArray = false;
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return false;
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} else {
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return true;
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}
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});
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if (options.not === inArray) {
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pub.addMessage(messages, options.message, value);
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}
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},
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regularExpression: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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if (!options.not && !value.match(options.pattern) || options.not && value.match(options.pattern)) {
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pub.addMessage(messages, options.message, value);
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}
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},
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email: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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var valid = true;
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if (options.enableIDN) {
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var regexp = /^(.*<?)(.*)@(.*)(>?)$/,
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matches = regexp.exec(value);
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if (matches === null) {
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valid = false;
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} else {
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value = matches[1] + punycode.toASCII(matches[2]) + '@' + punycode.toASCII(matches[3]) + matches[4];
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}
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}
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if (!valid || !(value.match(options.pattern) || (options.allowName && value.match(options.fullPattern)))) {
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pub.addMessage(messages, options.message, value);
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}
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},
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url: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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if (options.defaultScheme && !value.match(/:\/\//)) {
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value = options.defaultScheme + '://' + value;
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}
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var valid = true;
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if (options.enableIDN) {
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var regexp = /^([^:]+):\/\/([^\/]+)(.*)$/,
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matches = regexp.exec(value);
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if (matches === null) {
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valid = false;
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} else {
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value = matches[1] + '://' + punycode.toASCII(matches[2]) + matches[3];
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}
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}
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if (!valid || !value.match(options.pattern)) {
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pub.addMessage(messages, options.message, value);
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}
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},
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captcha: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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// CAPTCHA may be updated via AJAX and the updated hash is stored in body data
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var hash = $('body').data(options.hashKey);
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if (hash == null) {
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hash = options.hash;
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} else {
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hash = hash[options.caseSensitive ? 0 : 1];
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}
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var v = options.caseSensitive ? value : value.toLowerCase();
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for (var i = v.length - 1, h = 0; i >= 0; --i) {
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h += v.charCodeAt(i);
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}
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if (h != hash) {
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pub.addMessage(messages, options.message, value);
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}
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},
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compare: function (value, messages, options) {
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if (options.skipOnEmpty && pub.isEmpty(value)) {
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return;
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}
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var compareValue, valid = true;
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if (options.compareAttribute === undefined) {
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compareValue = options.compareValue;
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} else {
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compareValue = $('#' + options.compareAttribute).val();
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}
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switch (options.operator) {
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case '==':
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valid = value == compareValue;
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break;
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case '===':
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valid = value === compareValue;
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break;
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case '!=':
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valid = value != compareValue;
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break;
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case '!==':
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valid = value !== compareValue;
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break;
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case '>':
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valid = parseFloat(value) > parseFloat(compareValue);
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break;
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case '>=':
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valid = parseFloat(value) >= parseFloat(compareValue);
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break;
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case '<':
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valid = parseFloat(value) < parseFloat(compareValue);
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break;
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case '<=':
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valid = parseFloat(value) <= parseFloat(compareValue);
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break;
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default:
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valid = false;
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break;
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}
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if (!valid) {
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pub.addMessage(messages, options.message, value);
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}
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}
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};
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function getUploadedFiles(attribute, messages, options) {
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var files = $(attribute.input).get(0).files;
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if (!files) {
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messages.push(options.message);
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return [];
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}
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if (files.length === 0) {
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if (!options.skipOnEmpty) {
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messages.push(options.uploadRequired);
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}
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return [];
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}
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if (options.maxFiles && options.maxFiles < files.length) {
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messages.push(options.tooMany);
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return [];
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}
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return files;
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}
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function validateFile(file, messages, options) {
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if (options.extensions && options.extensions.length > 0) {
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var index, ext;
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index = file.name.lastIndexOf('.');
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if (!~index) {
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ext = '';
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} else {
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ext = file.name.substr(index + 1, file.name.length).toLowerCase();
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}
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if (!~options.extensions.indexOf(ext)) {
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messages.push(options.wrongExtension.replace(/\{file\}/g, file.name));
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}
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}
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if (options.mimeTypes && options.mimeTypes.length > 0) {
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if (!~options.mimeTypes.indexOf(file.type)) {
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messages.push(options.wrongMimeType.replace(/\{file\}/g, file.name));
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}
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}
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if (options.maxSize && options.maxSize < file.size) {
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messages.push(options.tooBig.replace(/\{file\}/g, file.name));
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}
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if (options.minSize && options.minSize > file.size) {
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messages.push(options.tooSmall.replace(/\{file\}/g, file.name));
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}
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}
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return pub;
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})(jQuery);
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