117 lines
5.2 KiB
Objective-C
Executable File
117 lines
5.2 KiB
Objective-C
Executable File
//
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// VKCaptchaView.m
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//
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// Copyright (c) 2014 VK.com
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// 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 all
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// 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, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#import "VKCaptchaView.h"
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#import "VKUtil.h"
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#import "VKHTTPClient.h"
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#import "VKHTTPOperation.h"
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@interface VKCaptchaView () <UITextFieldDelegate> {
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VKError *_error;
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UIImageView *_captchaImage;
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UILabel *_infoLabel;
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UITextField *_captchaTextField;
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UIButton *_doneButton;
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UIActivityIndicatorView *_imageLoadingActivity;
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}
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@end
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CGFloat kCaptchaImageWidth = 240;
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CGFloat kCaptchaImageHeight = 96;
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CGFloat kCaptchaViewHeight = 138;
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@implementation VKCaptchaView
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- (void)dealloc {
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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}
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- (id)initWithFrame:(CGRect)frame andError:(VKError *)captchaError {
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if ((self = [super initWithFrame:frame])) {
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self.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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[self setBackgroundColor:VK_COLOR];
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_error = captchaError;
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_imageLoadingActivity = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake((self.bounds.size.width - 30) / 2, 40, 30, 30)];
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_imageLoadingActivity.activityIndicatorViewStyle = UIActivityIndicatorViewStyleWhiteLarge;
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_imageLoadingActivity.hidesWhenStopped = YES;
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_imageLoadingActivity.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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[self addSubview:_imageLoadingActivity];
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[_imageLoadingActivity startAnimating];
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_captchaImage = [[UIImageView alloc] init];
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_captchaImage.contentMode = UIViewContentModeScaleAspectFit;
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_captchaImage.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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[self addSubview:_captchaImage];
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_captchaTextField = [[UITextField alloc] init];
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_captchaTextField.delegate = self;
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_captchaTextField.borderStyle = UITextBorderStyleNone;
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_captchaTextField.textAlignment = NSTextAlignmentCenter;
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_captchaTextField.returnKeyType = UIReturnKeyDone;
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_captchaTextField.backgroundColor = [UIColor whiteColor];
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_captchaTextField.autocorrectionType = UITextAutocorrectionTypeNo;
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_captchaTextField.placeholder = NSLocalizedString(@"Enter captcha text", @"");
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_captchaTextField.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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[self addSubview:_captchaTextField];
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VKHTTPOperation *operation = [[VKHTTPOperation alloc] initWithURLRequest:[[VKHTTPClient getClient] requestWithMethod:@"GET" path:_error.captchaImg parameters:nil secure:NO]];
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[operation setCompletionBlockWithSuccess:^(VKHTTPOperation *operation, id responseObject) {
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[_captchaImage setImage:[UIImage imageWithData:operation.responseData]];
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} failure:^(VKHTTPOperation *operation, NSError *error) {
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}];
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[[VKHTTPClient getClient] enqueueOperation:operation];
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(deviceDidRotate:) name:UIDeviceOrientationDidChangeNotification object:nil];
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[self deviceDidRotate:nil];
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}
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return self;
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}
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- (void)deviceDidRotate:(NSNotification *)notification {
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[UIView animateWithDuration:notification ? 0.3 : 0 animations:^{
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_captchaImage.frame = CGRectMake((self.bounds.size.width - kCaptchaImageWidth) / 2, 5, kCaptchaImageWidth, kCaptchaImageHeight);
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_captchaTextField.frame = CGRectMake(_captchaImage.frame.origin.x, _captchaImage.frame.origin.y + kCaptchaImageHeight + 10, kCaptchaImageWidth, kCaptchaViewHeight - kCaptchaImageHeight - 10);
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}];
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}
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- (void)doneButtonPressed:(UIButton *)sender {
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[_error answerCaptcha:_captchaTextField.text];
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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[[NSNotificationCenter defaultCenter] postNotificationName:VKCaptchaAnsweredEvent object:nil];
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}
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- (void)didMoveToSuperview {
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[_captchaTextField becomeFirstResponder];
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}
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#pragma mark - UITextField delegate
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- (BOOL)textFieldShouldReturn:(UITextField *)textField {
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if (textField == _captchaTextField) {
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[self doneButtonPressed:_doneButton];
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[textField endEditing:YES];
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return NO;
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}
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return YES;
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}
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@end
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