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If an email field is entered, validate the string and only allow addresses that look correct

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This commit is contained in:
Andreas Linde
2012-10-15 00:47:50 +02:00
parent 4de48051a8
commit 003de59f3d
1 changed files with 17 additions and 0 deletions
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17
Classes/BITFeedbackUserDataViewController.m
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@@ -106,6 +106,20 @@
#pragma mark - Private methods
- (BOOL)validateEmail {
NSString *emailRegex =
@"(?:[a-z0-9!#$%\\&'*+/=?\\^_`{|}~-]+(?:\\.[a-z0-9!#$%\\&'*+/=?\\^_`{|}"
@"~-]+)*|\"(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21\\x23-\\x5b\\x5d-\\"
@"x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])*\")@(?:(?:[a-z0-9](?:[a-"
@"z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\\[(?:(?:25[0-5"
@"]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-"
@"9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\\x01-\\x08\\x0b\\x0c\\x0e-\\x1f\\x21"
@"-\\x5a\\x53-\\x7f]|\\\\[\\x01-\\x09\\x0b\\x0c\\x0e-\\x7f])+)\\])";
NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
return [emailTest evaluateWithObject:self.email];
}
- (BOOL)allRequiredFieldsEntered {
if ([self.manager requireUserName] == BITFeedbackUserDataElementRequired && [self.name length] == 0)
return NO;
@@ -113,6 +127,9 @@
if ([self.manager requireUserEmail] == BITFeedbackUserDataElementRequired && [self.email length] == 0)
return NO;
if ([self.email length] > 0 && ![self validateEmail])
return NO;
return YES;
}