common/SC_StandAloneInfo_Darwin.cpp

   1 #if defined(__APPLE__) || defined(SC_IPHONE)
   2
   3 #include <sys/param.h>
   4 #include <stdexcept>
   5 #include <cstring>  // for strncpy
   6
   7 #include <CoreFoundation/CFString.h>
   8 #include <CoreFoundation/CFBundle.h>
   9 //#include <CoreServices/CoreServices.h>
  10
  11 #include "SC_StandAloneInfo_Darwin.h"
  12
  13 bool SC_StandAloneInfo::sIsStandAlone;
  14 bool SC_StandAloneInfo::haveCheckedBundleStatus;
  15 char SC_StandAloneInfo::dirPath[PATH_MAX];
  16
  17 void SC_StandAloneInfo::SC_StandAloneInfoInit() {
  18         CFStringEncoding encoding = kCFStringEncodingASCII;
  19
  20         if ( !haveCheckedBundleStatus )
  21         {
  22                 haveCheckedBundleStatus = true;
  23                 CFStringRef stringToFind = CFSTR("SCClassLibrary");
  24                 CFURLRef enablerURL = CFBundleCopyResourceURL (
  25                         CFBundleGetMainBundle(),
  26                         stringToFind,
  27                         NULL,
  28                         NULL
  29                 );
  30                 if ( enablerURL )
  31                 {
  32                         CFStringRef string2ToFind = CFSTR(".app/");
  33                         CFRange findResult = CFStringFind(CFURLGetString(enablerURL), string2ToFind, kCFCompareCaseInsensitive);
  34                         if(findResult.length != 0)
  35                         {
  36                                 // You'd think we could get an absolute path to the Resources directory. But
  37                                 // we can't, we can only get a relative path, or an absolute path to a
  38                                 // specific resource. Since we don't know the application name, we get the
  39                                 // latter, and then hack off the resource name.
  40
  41                                 sIsStandAlone = true;
  42                                 CFStringRef rawPath = CFURLCopyFileSystemPath(enablerURL, kCFURLPOSIXPathStyle);
  43
  44                                 CFRange discardRange = CFStringFind (
  45                                    CFURLCopyFileSystemPath(enablerURL, kCFURLPOSIXPathStyle),
  46                                    stringToFind,
  47                                    0
  48                                 );
  49
  50                                 CFRange validRange;
  51                                 validRange.location = 0;
  52                                 validRange.length = discardRange.location - 1;
  53
  54                                 CFStringRef dirPathCFString = CFStringCreateWithSubstring (
  55                                         kCFAllocatorDefault,
  56                                         rawPath,
  57                                         validRange
  58                                 );
  59
  60                                 CFStringGetCString (
  61                                         dirPathCFString,
  62                                         dirPath,
  63                                         PATH_MAX,
  64                                         encoding
  65                                 );
  66                         }else
  67                         {
  68                                 getcwd(dirPath, PATH_MAX);
  69                         }
  70                 }
  71                 else
  72                 {
  73                         getcwd(dirPath, PATH_MAX);
  74                 }
  75         }
  76 }
  77
  78 bool SC_StandAloneInfo::IsStandAlone() {
  79         if ( !haveCheckedBundleStatus )
  80         {
  81                 SC_StandAloneInfoInit();
  82         }
  83         return sIsStandAlone;
  84 }
  85
  86 void SC_StandAloneInfo::GetResourceDir(char* pathBuf, int length)
  87 {
  88         if ( !haveCheckedBundleStatus )
  89         {
  90                 SC_StandAloneInfoInit();
  91         }
  92         strncpy(pathBuf, dirPath, length);
  93
  94 }
  95
  96 #endif