LCCaptcha

Objective-C

@interface LCCaptcha : NSObject

/**
 Request a captcha.

 This method get a captcha digest from server.
 You can use the captcha digest to verify a captcha code that recognized by user.

 @param options  The options that configure the captcha.
 @param callback The callback of request.
 */
+ (void)requestCaptchaWithOptions:(nullable LCCaptchaRequestOptions *)options
                         callback:(LCCaptchaRequestCallback)callback;

/**
 Verify a captcha code for captcha digest that you've requested before.

 @param captchaCode   The symbols user recognized from captcha image.
 @param captchaDigest The captcha digest that you've requested before.
 @param callback      The callback of request.
 */
+ (void)verifyCaptchaCode:(NSString *)captchaCode
         forCaptchaDigest:(LCCaptchaDigest *)captchaDigest
                 callback:(LCCaptchaVerificationCallback)callback;

@end

Swift

class LCCaptcha : NSObject

Undocumented

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                    +requestCaptchaWithOptions:callback:

Request a captcha.

This method get a captcha digest from server. You can use the captcha digest to verify a captcha code that recognized by user.

Declaration

Objective-C

+ (void)requestCaptchaWithOptions:(nullable LCCaptchaRequestOptions *)options
                         callback:(nonnull LCCaptchaRequestCallback)callback;

Swift

class func request(with options: LCCaptchaRequestOptions?, callback: @escaping LCCaptchaRequestCallback)

Parameters

`options`	The options that configure the captcha.
`callback`	The callback of request.

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                    +verifyCaptchaCode:forCaptchaDigest:callback:

Verify a captcha code for captcha digest that you’ve requested before.

Declaration

Objective-C

+ (void)verifyCaptchaCode:(nonnull NSString *)captchaCode
         forCaptchaDigest:(nonnull LCCaptchaDigest *)captchaDigest
                 callback:(nonnull LCCaptchaVerificationCallback)callback;

Swift

class func verifyCaptchaCode(_ captchaCode: String, for captchaDigest: LCCaptchaDigest, callback: @escaping LCCaptchaVerificationCallback)

Parameters

`captchaCode`	The symbols user recognized from captcha image.
`captchaDigest`	The captcha digest that you’ve requested before.
`callback`	The callback of request.

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