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//
// SUInstaller.m
// Sparkle
//
// Created by Andy Matuschak on 4/10/08.
// Copyright 2008 Andy Matuschak. All rights reserved.
//
#import "SUInstaller.h"
#import "SUPlainInstaller.h"
#import "SUPackageInstaller.h"
NSString *SUInstallerPathKey = @"SUInstallerPath";
NSString *SUInstallerHostBundleKey = @"SUInstallerHostBundle";
NSString *SUInstallerDelegateKey = @"SUInstallerDelegate";
@implementation SUInstaller
+ (void)installFromUpdateFolder:(NSString *)updateFolder overHostBundle:(NSBundle *)hostBundle delegate:delegate synchronously:(BOOL)synchronously
{
// Search subdirectories for the application
NSString *currentFile, *newAppDownloadPath = nil, *bundleFileName = [[hostBundle bundlePath] lastPathComponent], *alternateBundleFileName = [[hostBundle name] stringByAppendingPathExtension:[[hostBundle bundlePath] pathExtension]];
BOOL isPackage = NO;
NSDirectoryEnumerator *dirEnum = [[NSFileManager defaultManager] enumeratorAtPath:updateFolder];
while ((currentFile = [dirEnum nextObject]))
{
NSString *currentPath = [updateFolder stringByAppendingPathComponent:currentFile];
if ([[currentFile lastPathComponent] isEqualToString:bundleFileName] ||
[[currentFile lastPathComponent] isEqualToString:alternateBundleFileName]) // We found one!
{
isPackage = NO;
newAppDownloadPath = currentPath;
break;
}
else if (([[currentFile pathExtension] isEqualToString:@"pkg"] || [[currentFile pathExtension] isEqualToString:@"mpkg"]) &&
[[[currentFile lastPathComponent] stringByDeletingPathExtension] isEqualToString:[bundleFileName stringByDeletingPathExtension]])
{
isPackage = YES;
newAppDownloadPath = currentPath;
break;
}
// Some DMGs have symlinks into /Applications! That's no good! And there's no point in looking in bundles.
if ([[NSFileManager defaultManager] isAliasFolderAtPath:currentPath] ||
[[currentFile pathExtension] isEqualToString:[[hostBundle bundlePath] pathExtension]] ||
[[currentFile pathExtension] isEqualToString:@"pkg"] ||
[[currentFile pathExtension] isEqualToString:@"mpkg"])
{
[dirEnum skipDescendents];
}
}
if (newAppDownloadPath == nil)
{
[self _finishInstallationWithResult:NO hostBundle:hostBundle error:[NSError errorWithDomain:SUSparkleErrorDomain code:SUMissingUpdateError userInfo:[NSDictionary dictionaryWithObject:@"Couldn't find an appropriate update in the downloaded package." forKey:NSLocalizedDescriptionKey]] delegate:delegate];
}
else
{
[(isPackage ? [SUPackageInstaller class] : [SUPlainInstaller class]) performInstallationWithPath:newAppDownloadPath hostBundle:hostBundle delegate:delegate synchronously:synchronously];
}
}
+ (void)_mdimportBundle:(NSBundle *)bundle
{
NSTask *mdimport = [[[NSTask alloc] init] autorelease];
[mdimport setLaunchPath:@"/usr/bin/mdimport"];
[mdimport setArguments:[NSArray arrayWithObject:[bundle bundlePath]]];
[mdimport launch];
}
+ (void)_finishInstallationWithResult:(BOOL)result hostBundle:(NSBundle *)hostBundle error:(NSError *)error delegate:delegate
{
if (result == YES)
{
[self _mdimportBundle:hostBundle];
if ([delegate respondsToSelector:@selector(installerFinishedForHostBundle:)])
[delegate installerFinishedForHostBundle:hostBundle];
}
else
{
if ([delegate respondsToSelector:@selector(installerForHostBundle:failedWithError:)])
[delegate installerForHostBundle:hostBundle failedWithError:error];
}
}
@end
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