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//
// SHKTwitterAuthView.m
// ShareKit
//
// Created by Nathan Weiner on 6/21/10.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
//
#import "SHKOAuthView.h"
#import "SHK.h"
#import "SHKOAuthSharer.h"
@implementation SHKOAuthView
@synthesize webView, delegate, spinner;
- (void)dealloc
{
[webView release];
[delegate release];
[spinner release];
[super dealloc];
}
- (id)initWithURL:(NSURL *)authorizeURL delegate:(id)d
{
if ((self = [super initWithNibName:nil bundle:nil]))
{
[self.navigationItem setLeftBarButtonItem:[[[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel
target:self
action:@selector(cancel)] autorelease] animated:NO];
self.delegate = d;
self.webView = [[UIWebView alloc] initWithFrame:CGRectZero];
webView.delegate = self;
webView.scalesPageToFit = YES;
webView.dataDetectorTypes = UIDataDetectorTypeNone;
[webView release];
[webView loadRequest:[NSURLRequest requestWithURL:authorizeURL]];
}
return self;
}
- (void)loadView
{
self.view = webView;
}
- (void)viewDidDisappear:(BOOL)animated
{
[super viewDidDisappear:animated];
// Remove the SHK view wrapper from the window
[[SHK currentHelper] viewWasDismissed];
}
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType
{
if ([request.URL.absoluteString rangeOfString:[delegate authorizeCallbackURL].absoluteString].location != NSNotFound)
{
// Get query
NSMutableDictionary *queryParams = nil;
if (request.URL.query != nil)
{
queryParams = [NSMutableDictionary dictionaryWithCapacity:0];
NSArray *vars = [request.URL.query componentsSeparatedByString:@"&"];
NSArray *parts;
for(NSString *var in vars)
{
parts = [var componentsSeparatedByString:@"="];
if (parts.count == 2)
[queryParams setObject:[parts objectAtIndex:1] forKey:[parts objectAtIndex:0]];
}
}
[delegate tokenAuthorizeView:self didFinishWithSuccess:YES queryParams:queryParams error:nil];
self.delegate = nil;
return NO;
}
return YES;
}
- (void)webViewDidStartLoad:(UIWebView *)webView
{
[self startSpinner];
}
- (void)webViewDidFinishLoad:(UIWebView *)aWebView
{
[self stopSpinner];
// Extra sanity check for Twitter OAuth users to make sure they are using BROWSER with a callback instead of pin based auth
if ([webView.request.URL.host isEqualToString:@"twitter.com"] && [webView stringByEvaluatingJavaScriptFromString:@"document.getElementById('oauth_pin').innerHTML"].length)
[delegate tokenAuthorizeView:self didFinishWithSuccess:NO queryParams:nil error:[SHK error:@"Your SHKTwitter config is incorrect. You must set your application type to Browser and define a callback url. See SHKConfig.h for more details"]];
}
- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error
{
if ([error code] != NSURLErrorCancelled && [error code] != 102 && [error code] != NSURLErrorFileDoesNotExist)
{
[self stopSpinner];
[delegate tokenAuthorizeView:self didFinishWithSuccess:NO queryParams:nil error:error];
}
}
- (void)startSpinner
{
if (spinner == nil)
{
self.spinner = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhite];
[self.navigationItem setRightBarButtonItem:[[[UIBarButtonItem alloc] initWithCustomView:spinner] autorelease] animated:NO];
spinner.hidesWhenStopped = YES;
[spinner release];
}
[spinner startAnimating];
}
- (void)stopSpinner
{
[spinner stopAnimating];
}
#pragma mark -
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
return YES;
}
- (void)cancel
{
[delegate tokenAuthorizeCancelledView:self];
[[SHK currentHelper] hideCurrentViewControllerAnimated:YES];
}
@end
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