/*
  Copyright (C) 2007 Marcus Mueller and Helge Hess

  This file is part of Resiprocate.

  SIPDialTool is free software; you can redistribute it and/or modify it under
  the terms of the GNU Lesser General Public License as published by the
  Free Software Foundation; either version 2, or (at your option) any
  later version.

  SIPDialTool is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or
  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with OGo; see the file COPYING.  If not, write to the
  Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "AppDelegate.h"
#import <AppKit/NSApplication.h>

@implementation AppDelegate

- (void)_registerDefaults {
  NSDictionary *bundleInfo;
  NSString     *bundleInfoPath;
  
  bundleInfoPath = [[NSBundle mainBundle]
    pathForResource:[[NSBundle mainBundle] bundleIdentifier]
    ofType:@"plist"];
  
  bundleInfo = [NSDictionary dictionaryWithContentsOfFile:bundleInfoPath];
  
  [[NSUserDefaults standardUserDefaults] registerDefaults:bundleInfo];
}

- (void)_registerForAppleEvents {
  [[NSAppleEventManager sharedAppleEventManager]
      setEventHandler:self andSelector:@selector(handleURLEvent:withReplyEvent:)
      forEventClass:kInternetEventClass
      andEventID:kAEGetURL];
}

- (void)applicationWillFinishLaunching:(NSNotification *) notification {
  [self _registerDefaults];
  [self _registerForAppleEvents];
  
  /* quit the application now and then */
  
  [NSTimer scheduledTimerWithTimeInterval:(60.0 * 5.0) // every five minutes
	   target:self selector:@selector(quit:)
	   userInfo:nil repeats:NO];
}

- (void)quit:(NSTimer *)_timer {
  [[NSApplication sharedApplication] terminate:nil];
}

- (NSString *)toolPath {
  NSString *toolPath;
  
  toolPath = [[NSBundle bundleForClass:[self class]]
			pathForResource:@"sipdialer" ofType:nil];
  if ([toolPath length] > 3)
    return toolPath;
  
  toolPath = @"/usr/local/bin/sipdialer";
  if ([[NSFileManager defaultManager] isExecutableFileAtPath:toolPath])
    return toolPath;
    
  NSLog(@"ERROR: did not find sipdialer tool inside the bundle nor "
        @"in /usr/local/bin!");
  return nil;
}

/* AppleEvents glue code */

- (void)handleURLEvent:(NSAppleEventDescriptor *) event
  withReplyEvent:(NSAppleEventDescriptor *) replyEvent
{
  NSURL *url = [NSURL URLWithString:[[event descriptorAtIndex:1] stringValue]];
  [self performActionForURL:url];
}

/* the actual method to invoke the sipdialer */

- (void)performActionForURL:(NSURL *)_url {
  NSTask   *task;
  NSArray  *args;
  NSString *toolPath;
  
  if ((toolPath = [self toolPath]) == nil)
    return;
  
  args = [NSArray arrayWithObject:[_url absoluteString]];
  NSLog(@"invoking sipdialer with arguments: %@", args);
  
  task = [[NSTask alloc] init];
  [task setLaunchPath:toolPath];
  [task setArguments:args];
  [task launch];
  
  /*
    Somehow the sipdialer does not properly shut down, so we just wait a bit
    and then kill it. Possibly we need to reset stdio to /dev/null or something?
    (setting stdio to nil raises an exception)
    (and no, waitFor... doesn't solve it ;-)
  */
  
  sleep(2);
  
  if ([task isRunning]) {
    NSLog(@"sipdialer still running after 2s, sending terminate ...");
    [task terminate];
  }
  [task release]; task = nil;
  
  /*
    Enable this to quit the application after each request during development.
    Otherwise it continues running in the background.
  */
  //exit(0);
}

@end /* AppDelegate */