mirror of
https://github.com/zhigang1992/RETableViewManager.git
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53 lines
2.0 KiB
Objective-C
53 lines
2.0 KiB
Objective-C
//
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// REEmailValidator.m
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// REValidation
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//
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// Copyright (c) 2013 Roman Efimov (https://github.com/romaonthego)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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#import "REEmailValidator.h"
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#import "REValidation.h"
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@implementation REEmailValidator
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+ (NSString *)name
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{
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return @"email";
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}
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+ (NSError *)validateObject:(NSString *)object variableName:(NSString *)name parameters:(NSDictionary *)parameters
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{
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NSString *string = object ? object : @"";
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if (string.length == 0)
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return nil;
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NSError *error = NULL;
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NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}" options:NSRegularExpressionCaseInsensitive error:&error];
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NSTextCheckingResult *match = [regex firstMatchInString:string options:0 range:NSMakeRange(0, string.length)];
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if (!match)
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return [NSError re_validationErrorForDomain:@"com.REValidation.email", name];
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return nil;
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}
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@end
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