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452 lines
15 KiB
452 lines
15 KiB
/** |
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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 ($) { |
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var pub = { |
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isEmpty: function (value) { |
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return value === null || value === undefined || ($.isArray(value) && value.length === 0) || 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" is a reserved keyword in older versions of ES so it's quoted for IE < 9 support |
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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.is !== undefined && value.length != options.is) { |
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pub.addMessage(messages, options.notEqual, 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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}, |
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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, deferredList) { |
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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 deferred = $.Deferred(); |
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pub.validateImage(file, messages, options, deferred, new FileReader(), new Image()); |
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deferredList.push(deferred); |
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}); |
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}, |
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validateImage: function (file, messages, options, deferred, fileReader, image) { |
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image.onload = function() { |
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validateImageSize(file, image, messages, options); |
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deferred.resolve(); |
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}; |
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image.onerror = function () { |
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messages.push(options.notImage.replace(/\{file\}/g, file.name)); |
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deferred.resolve(); |
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}; |
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fileReader.onload = function () { |
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image.src = this.result; |
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}; |
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// Resolve deferred if there was error while reading data |
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fileReader.onerror = function () { |
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deferred.resolve(); |
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}; |
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fileReader.readAsDataURL(file); |
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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' && !options.pattern.test(value)) { |
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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 === undefined) { |
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options.not = false; |
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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 && !options.pattern.test(value) || options.not && options.pattern.test(value)) { |
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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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regexp = /^((?:"?([^"]*)"?\s)?)(?:\s+)?(?:(<?)((.+)@([^>]+))(>?))$/, |
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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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var localPart = matches[5], |
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domain = matches[6]; |
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if (options.enableIDN) { |
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localPart = punycode.toASCII(localPart); |
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domain = punycode.toASCII(domain); |
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value = matches[1] + matches[3] + localPart + '@' + domain + matches[7]; |
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} |
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if (localPart.length > 64) { |
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valid = false; |
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} else if ((localPart + '@' + domain).length > 254) { |
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valid = false; |
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} else { |
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valid = options.pattern.test(value) || (options.allowName && options.fullPattern.test(value)); |
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} |
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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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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 && !/:\/\//.test(value)) { |
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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 matches = /^([^:]+):\/\/([^\/]+)(.*)$/.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 || !options.pattern.test(value)) { |
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pub.addMessage(messages, options.message, value); |
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} |
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}, |
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trim: function ($form, attribute, options) { |
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var $input = $form.find(attribute.input); |
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var value = $input.val(); |
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if (!options.skipOnEmpty || !pub.isEmpty(value)) { |
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value = $.trim(value); |
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$input.val(value); |
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} |
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return value; |
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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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hash = hash == null ? options.hash : hash[options.caseSensitive ? 0 : 1]; |
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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, $form) { |
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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, |
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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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var attributes = $form.data('yiiActiveForm').attributes |
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for (var i = attributes.length - 1; i >= 0; i--) { |
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if (attributes[i].id === options.compareAttribute) { |
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compareValue = $(attributes[i].input).val(); |
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} |
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} |
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} |
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if (options.type === 'number') { |
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value = parseFloat(value); |
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compareValue = parseFloat(compareValue); |
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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 = 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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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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ip: 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 negation = null, |
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cidr = null, |
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matches = new RegExp(options.ipParsePattern).exec(value); |
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if (matches) { |
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negation = matches[1] || null; |
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value = matches[2]; |
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cidr = matches[4] || null; |
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} |
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if (options.subnet === true && cidr === null) { |
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pub.addMessage(messages, options.messages.noSubnet, value); |
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return; |
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} |
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if (options.subnet === false && cidr !== null) { |
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pub.addMessage(messages, options.messages.hasSubnet, value); |
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return; |
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} |
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if (options.negation === false && negation !== null) { |
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pub.addMessage(messages, options.messages.message, value); |
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return; |
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} |
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var ipVersion = value.indexOf(':') === -1 ? 4 : 6; |
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if (ipVersion == 6) { |
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if (!(new RegExp(options.ipv6Pattern)).test(value)) { |
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pub.addMessage(messages, options.messages.message, value); |
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} |
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if (!options.ipv6) { |
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pub.addMessage(messages, options.messages.ipv6NotAllowed, value); |
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} |
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} else { |
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if (!(new RegExp(options.ipv4Pattern)).test(value)) { |
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pub.addMessage(messages, options.messages.message, value); |
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} |
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if (!options.ipv4) { |
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pub.addMessage(messages, options.messages.ipv4NotAllowed, value); |
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} |
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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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// Skip validation if File API is not available |
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if (typeof File === "undefined") { |
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return []; |
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} |
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var files = $(attribute.input, attribute.$form).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 = file.name.lastIndexOf('.'); |
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var ext = !~index ? '' : file.name.substr(index + 1, file.name.length).toLowerCase(); |
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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 (!validateMimeType(options.mimeTypes, 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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function validateMimeType(mimeTypes, fileType) { |
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for (var i = 0, len = mimeTypes.length; i < len; i++) { |
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if (new RegExp(mimeTypes[i]).test(fileType)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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function validateImageSize(file, image, messages, options) { |
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if (options.minWidth && image.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 && image.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 && image.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 && image.height > options.maxHeight) { |
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messages.push(options.overHeight.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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