vlc-ios/AspenProject/VLCAboutViewController.m

//
//  VLCAboutViewController.m
//  AspenProject
//
//  Created by Felix Paul Kühne on 07.04.13.
//  Copyright (c) 2013 VideoLAN. All rights reserved.
//
//  Refer to the COPYING file of the official project for license.
//

#import "VLCAboutViewController.h"
#import "UIBarButtonItem+Theme.h"

@implementation VLCAboutViewController

- (void)viewDidLoad
{
    [super viewDidLoad];

    self.navigationItem.titleView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"title"]];

    UIBarButtonItem *contributeButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"BUTTON_CONTRIBUTE",@"") style:UIBarButtonItemStyleBordered target:self action:@selector(openContributePage:)];
    [contributeButton setBackgroundImage:[UIImage imageNamed:@"button"] forState:UIControlStateNormal barMetrics:UIBarMetricsDefault];
    [contributeButton setBackgroundImage:[UIImage imageNamed:@"buttonHighlight"] forState:UIControlStateHighlighted barMetrics:UIBarMetricsDefault];

    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {
        self.navigationItem.rightBarButtonItem = contributeButton;
        self.navigationItem.leftBarButtonItem = [UIBarButtonItem themedBackButtonWithTarget:self andSelector:@selector(goBack:)];
    } else
        self.navigationItem.leftBarButtonItem = contributeButton;

    NSMutableString *htmlContent = [NSMutableString stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"About Contents" ofType:@"html"] encoding:NSUTF8StringEncoding error:nil];
    [htmlContent replaceOccurrencesOfString:@"ASPENVERSION" withString:[[NSString stringWithFormat:NSLocalizedString(@"VERSION_FORMAT",@""), [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleVersion"]] stringByAppendingFormat:@" %@", kVLCVersionCodename] options:NSLiteralSearch range:NSMakeRange(0, 1000)];
    [htmlContent replaceOccurrencesOfString:@"MOBILEVLCKITVERSION" withString:[NSString stringWithFormat:NSLocalizedString(@"BASED_ON_FORMAT",@""),[[VLCLibrary sharedLibrary] version]] options:NSLiteralSearch range:NSMakeRange(0, 1000)];
    [self.webView loadHTMLString:[NSString stringWithString:htmlContent] baseURL:[NSURL fileURLWithPath:[[NSBundle mainBundle] bundlePath]]];
    htmlContent = nil;
    self.webView.delegate = self;
}

- (IBAction)goBack:(id)sender
{
    [self.navigationController popViewControllerAnimated:YES];
}

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{
    NSURL *requestURL = request.URL;
    if (![requestURL.scheme isEqualToString:@""])
        return ![[UIApplication sharedApplication] openURL:requestURL];
    else
        return YES;
}

- (void)webViewDidFinishLoad:(UIWebView *)webView
{
    webView.alpha = 0.;
    CGFloat alpha = 1.;

    void (^animationBlock)() = ^() {
        webView.alpha = alpha;
    };

    void (^completionBlock)(BOOL finished) = ^(BOOL finished) {
        webView.hidden = NO;
    };

    [UIView animateWithDuration:.3 animations:animationBlock completion:completionBlock];
}

- (IBAction)openContributePage:(id)sender
{
    [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"http://www.videolan.org/contribute.html"]];
}

@end