source: ps/trunk/source/lib/sysdep/os/osx/osx_paths.mm

/* Copyright (C) 2013 Wildfire Games.
 *
 * 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 <AvailabilityMacros.h> // MAC_OS_X_VERSION_MIN_REQUIRED
#import <Foundation/Foundation.h>
#import <string>

#import "osx_paths.h"

// Helper function
static std::string getUserDirectoryPath(NSSearchPathDirectory directory)
{
    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
    std::string result;

    NSArray* paths;
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
    // Returns array of NSURL objects which are preferred for file paths
    if ([NSFileManager instancesRespondToSelector:@selector(URLsForDirectory)])
        paths = [[NSFileManager defaultManager] URLsForDirectory:directory inDomains:NSUserDomainMask];
    else
#endif  // fallback to 10.5 API
        paths = NSSearchPathForDirectoriesInDomains(directory, NSUserDomainMask, true);

    if ([paths count] > 0)
    {
        NSString* pathStr;
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
        // Retrieve first NSURL and convert to POSIX path, then get C-string
        //  encoded as UTF-8, and use it to construct std::string
        // NSURL:path "If the receiver does not conform to RFC 1808, returns nil."
        if ([NSFileManager instancesRespondToSelector:@selector(URLsForDirectory)])
            pathStr = [[paths objectAtIndex:0] path];
        else
#endif      // fallback to 10.5 API
            pathStr = [paths objectAtIndex:0];

        if (pathStr != nil)
            result = std::string([pathStr UTF8String]);
    }

    [pool drain];
    return result;
}

std::string osx_GetAppSupportPath()
{
    return getUserDirectoryPath(NSApplicationSupportDirectory);
}

std::string osx_GetCachesPath()
{
    return getUserDirectoryPath(NSCachesDirectory);
}