Classes/BonjourWebAppDelegate.m
/* |
File: BonjourWebAppDelegate.m |
Abstract: The application delegate. |
It creates the BonjourBrowser (a navigation controller) and is the delgate for |
that BonjourBrowser. |
When it gets the delegate callback, it constructs a URL and launches that URL |
in Safari. |
Version: 2.9 |
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*/ |
#import "BonjourWebAppDelegate.h" |
#import "BonjourBrowser.h" |
#define kWebServiceType @"_http._tcp" |
#define kInitialDomain @"local" |
@implementation BonjourWebAppDelegate |
@synthesize window; |
@synthesize browser; |
- (void)applicationDidFinishLaunching:(UIApplication *)application { |
// Create the Bonjour Browser for Web services |
BonjourBrowser *aBrowser = [[BonjourBrowser alloc] initForType:kWebServiceType |
inDomain:kInitialDomain |
customDomains:nil // we won't save any additional domains added by the user |
showDisclosureIndicators:NO |
showCancelButton:NO]; |
self.browser = aBrowser; |
[aBrowser release]; |
self.browser.delegate = self; |
// We want to let the user know that the services list is dynamic and always updating, even when there are no |
// services currently found. |
self.browser.searchingForServicesString = NSLocalizedString(@"Searching for web services", @"Searching for web services string"); |
// Add the controller's view as a subview of the window |
[self.window addSubview:[self.browser view]]; |
} |
- (void)dealloc { |
[browser release]; |
[window release]; |
[super dealloc]; |
} |
- (NSString *)copyStringFromTXTDict:(NSDictionary *)dict which:(NSString*)which { |
// Helper for getting information from the TXT data |
NSData* data = [dict objectForKey:which]; |
NSString *resultString = nil; |
if (data) { |
resultString = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]; |
} |
return resultString; |
} |
- (void) bonjourBrowser:(BonjourBrowser*)browser didResolveInstance:(NSNetService*)service { |
// Construct the URL including the port number |
// Also use the path, username and password fields that can be in the TXT record |
NSDictionary* dict = [[NSNetService dictionaryFromTXTRecordData:[service TXTRecordData]] retain]; |
NSString *host = [service hostName]; |
NSString* user = [self copyStringFromTXTDict:dict which:@"u"]; |
NSString* pass = [self copyStringFromTXTDict:dict which:@"p"]; |
NSString* portStr = @""; |
// Note that [NSNetService port:] returns an NSInteger in host byte order |
NSInteger port = [service port]; |
if (port != 0 && port != 80) |
portStr = [[NSString alloc] initWithFormat:@":%d",port]; |
NSString* path = [self copyStringFromTXTDict:dict which:@"path"]; |
if (!path || [path length]==0) { |
[path release]; |
path = [[NSString alloc] initWithString:@"/"]; |
} else if (![[path substringToIndex:1] isEqual:@"/"]) { |
NSString *tempPath = [[NSString alloc] initWithFormat:@"/%@",path]; |
[path release]; |
path = tempPath; |
} |
NSString* string = [[NSString alloc] initWithFormat:@"http://%@%@%@%@%@%@%@", |
user?user:@"", |
pass?@":":@"", |
pass?pass:@"", |
(user||pass)?@"@":@"", |
host, |
portStr, |
path]; |
NSURL *url = [[NSURL alloc] initWithString:string]; |
[[UIApplication sharedApplication] openURL:url]; |
[url release]; |
[string release]; |
[portStr release]; |
[pass release]; |
[user release]; |
[dict release]; |
[path release]; |
} |
@end |
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