//
//  IASKAppSettingsWebViewController.h
//  http://www.inappsettingskit.com
//
//  Copyright (c) 2010:
//  Luc Vandal, Edovia Inc., http://www.edovia.com
//  Ortwin Gentz, FutureTap GmbH, http://www.futuretap.com
//  All rights reserved.
//
//  It is appreciated but not required that you give credit to Luc Vandal and Ortwin Gentz,
//  as the original authors of this code. You can give credit in a blog post, a tweet or on
//  a info page of your app. Also, the original authors appreciate letting them know if you use this code.
//
//  This code is licensed under the BSD license that is available at: http://www.opensource.org/licenses/bsd-license.php
//

#import "IASKAppSettingsWebViewController.h"

@implementation IASKAppSettingsWebViewController

@synthesize url;
@synthesize webView;

- (id)initWithFile:(NSString*)urlString key:(NSString*)key {
	if (!(self = [super initWithNibName:nil bundle:nil])) {
		return nil;
	}

	self.url = [NSURL URLWithString:urlString];
	if (!self.url || ![self.url scheme]) {
		NSString *path = [[NSBundle mainBundle] pathForResource:[urlString stringByDeletingPathExtension] ofType:[urlString pathExtension]];
		if(path)
			self.url = [NSURL fileURLWithPath:path];
		else
			self.url = nil;
	}
	return self;
}


- (void)dealloc {
	webView = nil;
	url = nil;

}

- (void)viewWillAppear:(BOOL)animated {
	[webView loadRequest:[NSURLRequest requestWithURL:self.url]];
}

- (void)viewDidUnload {
	[super viewDidUnload];
	self.webView = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
    return YES;
}

- (void)webViewDidFinishLoad:(UIWebView *)webView {
	self.navigationItem.title = [self.webView stringByEvaluatingJavaScriptFromString:@"document.title"];
}

- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType {
	NSURL *newURL = [request URL];

	// intercept mailto URL and send it to an in-app Mail compose view instead
	if ([[newURL scheme] isEqualToString:@"mailto"]) {

		NSArray *rawURLparts = [[newURL resourceSpecifier] componentsSeparatedByString:@"?"];
		if (rawURLparts.count > 2) {
			return NO; // invalid URL
		}

		MFMailComposeViewController *mailViewController = [[MFMailComposeViewController alloc] init];
		mailViewController.mailComposeDelegate = self;

		NSMutableArray *toRecipients = [NSMutableArray array];
		NSString *defaultRecipient = [rawURLparts objectAtIndex:0];
		if (defaultRecipient.length) {
			[toRecipients addObject:defaultRecipient];
		}

		if (rawURLparts.count == 2) {
			NSString *queryString = [rawURLparts objectAtIndex:1];

			NSArray *params = [queryString componentsSeparatedByString:@"&"];
			for (NSString *param in params) {
				NSArray *keyValue = [param componentsSeparatedByString:@"="];
				if (keyValue.count != 2) {
					continue;
				}
				NSString *key = [[keyValue objectAtIndex:0] lowercaseString];
				NSString *value = [keyValue objectAtIndex:1];

				value =  (__bridge_transfer NSString *)CFURLCreateStringByReplacingPercentEscapesUsingEncoding(kCFAllocatorDefault,
																							 (__bridge CFStringRef)value,
																							 CFSTR(""),
																							 kCFStringEncodingUTF8);
				if ([key isEqualToString:@"subject"]) {
					[mailViewController setSubject:value];
				}

				if ([key isEqualToString:@"body"]) {
					[mailViewController setMessageBody:value isHTML:NO];
				}

				if ([key isEqualToString:@"to"]) {
					[toRecipients addObjectsFromArray:[value componentsSeparatedByString:@","]];
				}

				if ([key isEqualToString:@"cc"]) {
					NSArray *recipients = [value componentsSeparatedByString:@","];
					[mailViewController setCcRecipients:recipients];
				}

				if ([key isEqualToString:@"bcc"]) {
					NSArray *recipients = [value componentsSeparatedByString:@","];
					[mailViewController setBccRecipients:recipients];
				}
			}
		}

		[mailViewController setToRecipients:toRecipients];

		[self presentModalViewController:mailViewController animated:YES];
		return NO;
	}

	// open inline if host is the same, otherwise, pass to the system
	if (![newURL host] || [[newURL host] isEqualToString:[self.url host]]) {
		return YES;
	}
	[[UIApplication sharedApplication] openURL:newURL];
	return NO;
}

- (void)mailComposeController:(MFMailComposeViewController*)controller didFinishWithResult:(MFMailComposeResult)result error:(NSError*)error {
	[self dismissModalViewControllerAnimated:YES];
}



@end