NewsBlur/clients/ios/Classes/OriginalStoryViewController.m
David Sinclair a0b628409e #817 (three column layout)
- Fixing deprecations.
2020-09-22 17:28:14 -07:00

439 lines
16 KiB
Objective-C

//
// OriginalStoryViewController.m
// NewsBlur
//
// Created by Samuel Clay on 11/13/10.
// Copyright 2010 NewsBlur. All rights reserved.
//
#import "NBContainerViewController.h"
#import "OriginalStoryViewController.h"
#import "NSString+HTML.h"
#import "TransparentToolbar.h"
#import "MBProgressHUD.h"
#import "UIBarButtonItem+Image.h"
#import "NBBarButtonItem.h"
//#import "SloppySwiper.h"
@implementation OriginalStoryViewController
@synthesize appDelegate;
@synthesize webView;
//@synthesize swiper;
@synthesize progressView;
- (void)viewDidLoad {
[super viewDidLoad];
self.appDelegate = [NewsBlurAppDelegate sharedAppDelegate];
self.view.layer.masksToBounds = NO;
self.view.layer.shadowRadius = 5;
self.view.layer.shadowOpacity = 0.5;
self.view.layer.shadowPath = [UIBezierPath bezierPathWithRect:self.view.bounds].CGPath;
if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
closeButton = [UIBarButtonItem barItemWithImage:[UIImage imageNamed:@"ios7_back_button"]
target:self
action:@selector(closeOriginalView)];
self.navigationItem.leftBarButtonItem = closeButton;
}
titleView = [[UILabel alloc] init];
titleView.textColor = UIColorFromRGB(0x303030);
titleView.font = [UIFont fontWithName:@"Helvetica-Bold" size:14.0];
titleView.text = @"Loading...";
[titleView sizeToFit];
titleView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
self.navigationItem.titleView = titleView;
webView = [[WKWebView alloc] initWithFrame:self.view.frame];
[webView sizeToFit];
webView.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth;
[webView setNavigationDelegate:self];
[webView setUIDelegate:self];
[self.view addSubview:webView];
[self.webView addObserver:self forKeyPath:@"estimatedProgress" options:NSKeyValueObservingOptionNew context:NULL];
CGFloat progressBarHeight = 1.f;
CGRect navigationBarFrame = self.navigationController.navigationBar.bounds;
CGRect barFrame = CGRectMake(0, CGRectGetMaxY(navigationBarFrame) - progressBarHeight - 2, navigationBarFrame.size.width, progressBarHeight);
progressView = [[UIProgressView alloc] initWithFrame:barFrame];
progressView.progressViewStyle = UIProgressViewStyleBar;
progressView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleTopMargin;
[self.navigationController.navigationBar addSubview:progressView];
[[ThemeManager themeManager] addThemeGestureRecognizerToView:self.webView];
// This makes the theme gesture work reliably, but makes scrolling more "sticky", so isn't acceptable:
// UIGestureRecognizer *themeGesture = [[ThemeManager themeManager] addThemeGestureRecognizerToView:self.webView];
// [self.webView.scrollView.panGestureRecognizer requireGestureRecognizerToFail:themeGesture];
if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
UIPanGestureRecognizer *gesture = [[UIPanGestureRecognizer alloc]
initWithTarget:self action:@selector(handlePanGesture:)];
gesture.delegate = self;
[self.webView.scrollView addGestureRecognizer:gesture];
// [self.webView.scrollView.panGestureRecognizer requireGestureRecognizerToFail:gesture];
}
[self.webView loadHTMLString:@"" baseURL:nil];
[self addCancelKeyCommandWithAction:@selector(closeOriginalView) discoverabilityTitle:@"Close Original View"];
}
- (void)dealloc {
[webView removeObserver:self forKeyPath:@"estimatedProgress"];
// if you have set either WKWebView delegate also set these to nil here
[webView setNavigationDelegate:nil];
[webView setUIDelegate:nil];
}
- (void)viewWillAppear:(BOOL)animated {
[super viewWillAppear:animated];
appDelegate.originalStoryViewNavController.navigationBar.hidden = YES;
[self resetProgressBar];
}
- (void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
}
- (void)viewDidDisappear:(BOOL)animated {
[super viewDidDisappear:animated];
if ([self.webView isLoading]) {
[self.webView stopLoading];
}
activeUrl = nil;
titleView.alpha = 1.0;
if (![appDelegate.feedsNavigationController.viewControllers containsObject:self]) {
[self.webView loadHTMLString:@"" baseURL:nil];
}
self.navigationController.delegate = appDelegate;
}
- (void)updateTheme {
[super updateTheme];
titleView.textColor = UIColorFromRGB(0x303030);
}
- (void)resetProgressBar {
progressView.alpha = 0.0f;
[progressView setProgress:0 animated:NO];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
if ([keyPath isEqualToString:@"estimatedProgress"] && object == self.webView) {
progressView.alpha = 1.0f;
[progressView setProgress:webView.estimatedProgress animated:YES];
if (webView.estimatedProgress >= 100) {
finishedLoading = YES;
[self resetProgressBar];
}
}
else {
// Make sure to call the superclass's implementation in the else block in case it is also implementing KVO
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
}
// allow keyboard comands
- (BOOL)canBecomeFirstResponder {
return YES;
}
- (BOOL)becomeFirstResponder {
// delegate to Web view
return [webView becomeFirstResponder];
}
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer {
CGPoint velocity = CGPointMake(0, 0);
if ([gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]]) {
velocity = [(UIPanGestureRecognizer *)gestureRecognizer velocityInView:self.view];
}
if (self.webView.scrollView.contentOffset.x == 0 &&
velocity.x > 0 && fabs(velocity.y) < 200) {
return NO;
}
return YES;
}
- (BOOL)gestureRecognizerShouldBegin:(UIGestureRecognizer *)gestureRecognizer{
if (self.customPageTitle != nil) {
return NO;
}
CGPoint velocity = CGPointMake(0, 0);
if ([gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]]) {
velocity = [(UIPanGestureRecognizer *)gestureRecognizer velocityInView:self.view];
}
if (self.webView.scrollView.contentOffset.x == 0 &&
velocity.x > 0 && fabs(velocity.y) < 200) {
return YES;
}
return NO;
}
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch {
if (self.webView.scrollView.contentOffset.x == 0 &&
[gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]]) {
return YES;
}
return NO;
}
- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldBeRequiredToFailByGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer {
CGPoint velocity = CGPointMake(0, 0);
if ([gestureRecognizer isKindOfClass:[UIPanGestureRecognizer class]]) {
velocity = [(UIPanGestureRecognizer *)gestureRecognizer velocityInView:self.view];
}
if (self.webView.scrollView.contentOffset.x == 0 &&
velocity.x > 0 && fabs(velocity.y) < 200) {
return YES;
}
return NO;
}
- (void)handlePanGesture:(UIPanGestureRecognizer *)recognizer {
CGFloat percentage = 1 - (self.view.frame.size.width - self.view.frame.origin.x) / self.view.frame.size.width;
CGPoint center = self.view.center;
CGPoint translation = [recognizer translationInView:self.view];
if (self.webView.scrollView.contentOffset.x != 0) {
return;
}
if (recognizer.state == UIGestureRecognizerStateChanged) {
center = CGPointMake(MAX(self.view.frame.size.width / 2, center.x + translation.x),
center.y);
self.view.center = center;
[recognizer setTranslation:CGPointZero inView:self.view];
if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
[appDelegate.masterContainerViewController interactiveTransitionFromOriginalView:percentage];
} else {
}
}
if ([recognizer state] == UIGestureRecognizerStateEnded ||
[recognizer state] == UIGestureRecognizerStateCancelled) {
CGFloat velocity = [recognizer velocityInView:self.view].x;
if ((percentage > 0.25 && velocity > 0) ||
(percentage > 0.05 && velocity > 1000)) {
// NSLog(@"Original velocity ESCAPED: %f (at %.2f%%)", velocity, percentage*100);
[self transitionToFeedDetail:recognizer];
} else {
// NSLog(@"Original velocity: %f (at %.2f%%)", velocity, percentage*100);
if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
[appDelegate.masterContainerViewController transitionToOriginalView:NO];
} else {
}
}
}
}
- (void)transitionToFeedDetail:(UIGestureRecognizer *)recognizer {
if ([[UIDevice currentDevice] userInterfaceIdiom] == UIUserInterfaceIdiomPad) {
[appDelegate.masterContainerViewController transitionFromOriginalView];
} else {
}
}
- (void)updateBarItems {
if (self.customPageTitle != nil) {
self.navigationItem.rightBarButtonItems = nil;
} else {
UIBarButtonItem *sendToBarButton = [UIBarButtonItem
barItemWithImage:[UIImage imageNamed:@"barbutton_sendto"]
target:self
action:@selector(doOpenActionSheet:)];
UIImage *separatorImage = [UIImage imageNamed:@"bar-separator.png"];
if ([ThemeManager themeManager].isDarkTheme) {
separatorImage = [UIImage imageNamed:@"bar_separator_dark"];
}
UIBarButtonItem *separatorBarButton = [UIBarButtonItem barItemWithImage:separatorImage
target:nil
action:nil];
[separatorBarButton setEnabled:NO];
backBarButton = [UIBarButtonItem
barItemWithImage:[UIImage imageNamed:@"barbutton_back"]
target:self
action:@selector(webViewGoBack:)];
backBarButton.enabled = NO;
self.navigationItem.rightBarButtonItems = @[sendToBarButton,
separatorBarButton,
backBarButton
];
}
}
- (void)loadInitialStory {
finishedLoading = NO;
activeUrl = nil;
[self updateBarItems];
[MBProgressHUD hideHUDForView:self.webView animated:YES];
MBProgressHUD *HUD = [MBProgressHUD showHUDAddedTo:self.webView animated:YES];
HUD.labelText = @"On its way...";
[HUD hide:YES afterDelay:2];
HUD.userInteractionEnabled = NO;
[self loadAddress:nil];
}
- (IBAction)webViewGoBack:(id)sender {
for (WKBackForwardListItem *item in webView.backForwardList.backList) {
NSLog(@"%@", item.URL);
}
[webView goBack];
NSLog(@" Current: %@", webView.URL);
}
- (IBAction)webViewGoForward:(id)sender {
[webView goForward];
}
- (IBAction)webViewRefresh:(id)sender {
[webView reload];
}
# pragma mark -
# pragma mark WKNavigationDelegate protocol
- (void)webView:(WKWebView *)aWebView didCommitNavigation:(null_unspecified WKNavigation *)navigation {
if ([webView canGoBack]) {
[backBarButton setEnabled:YES];
} else {
[backBarButton setEnabled:NO];
}
activeUrl = [[webView URL] absoluteString];
finishedLoading = NO;
// [UIApplication sharedApplication].networkActivityIndicatorVisible = YES;
}
- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {
[MBProgressHUD hideHUDForView:self.webView animated:YES];
// [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
[self updateTitle:self.webView];
finishedLoading = YES;
[self resetProgressBar];
}
- (void)webView:(WKWebView *)webView didFailLoadWithError:(NSError *)error
{
// [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
// if (error.code == 102 && [error.domain isEqual:@"WebKitErrorDomain"]) { }
// User clicking on another link before the page loads is OK.
if ([error code] != NSURLErrorCancelled) {
[self informError:error];
}
finishedLoading = YES;
[self resetProgressBar];
}
# pragma mark -
# pragma mark WKUIDelegate protocol
- (nullable WKWebView *)webView:(WKWebView *)aWebView createWebViewWithConfiguration:(WKWebViewConfiguration *)configuration forNavigationAction:(WKNavigationAction *)navigationAction windowFeatures:(WKWindowFeatures *)windowFeatures {
if (!navigationAction.targetFrame.isMainFrame) {
// Load target="_blank" links into the same frame.
[webView loadRequest:navigationAction.request];
}
return nil;
}
# pragma mark -
- (void)updateTitle:(WKWebView*)aWebView
{
if (self.customPageTitle != nil) {
titleView.text = self.customPageTitle;
} else {
NSString *pageTitleValue = webView.title;
titleView.text = [pageTitleValue stringByDecodingHTMLEntities];
}
[titleView sizeToFit];
}
- (IBAction)loadAddress:(id)sender {
if (!activeUrl) {
activeUrl = [appDelegate.activeOriginalStoryURL absoluteString];
}
if (![[appDelegate.activeStory objectForKey:@"story_permalink"] isEqualToString:activeUrl]) {
titleView.text = @"Loading...";
} else {
titleView.text = [[[appDelegate activeStory] objectForKey:@"story_title"]
stringByDecodingHTMLEntities];
}
[titleView sizeToFit];
NSString* urlString = activeUrl;
NSURL* url = [NSURL URLWithString:urlString];
// if ([urlString containsString:@"story_images"]) {
// NSArray *paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
// NSString *storyImagesDirectory = [[paths objectAtIndex:0] stringByAppendingPathComponent:@"story_images"];
//
// urlString = [urlString substringFromIndex:NSMaxRange([urlString
// rangeOfString:@"story_images/"])];
// NSString *path = [storyImagesDirectory stringByAppendingPathComponent:urlString];
// url = [NSURL fileURLWithPath:path];
// }
if (!url.scheme) {
NSString* modifiedURLString = [NSString stringWithFormat:@"%@", urlString];
url = [NSURL URLWithString:modifiedURLString];
}
// if ([self.webView isLoading]) {
// [self.webView stopLoading];
// }
NSURLRequest* request = [NSURLRequest requestWithURL:url];
[self.webView loadRequest:request];
}
- (void)didReceiveMemoryWarning {
// Releases the view if it doesn't have a superview.
[super didReceiveMemoryWarning];
// Release any cached data, images, etc that aren't in use.
}
- (IBAction)doOpenActionSheet:(id)sender {
// NSURL *url = [NSURL URLWithString:appDelegate.activeOriginalStoryURL];
NSURL *url = [NSURL URLWithString:webView.URL.absoluteString];
NSString *title = webView.title;
[appDelegate showSendTo:self
sender:sender
withUrl:url
authorName:nil
text:nil
title:title
feedTitle:nil
images:nil];
}
- (void)closeOriginalView {
[appDelegate closeOriginalStory];
}
@end