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CFBundle_Resources.c
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CFBundle_Resources.c
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/*
* Copyright (c) 2015 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/* CFBundle_Resources.c
Copyright (c) 1999-2014, Apple Inc. All rights reserved.
Responsibility: Tony Parker
*/
#include "CFBundle_Internal.h"
#include <CoreFoundation/CFURLAccess.h>
#include <CoreFoundation/CFPropertyList.h>
#include <CoreFoundation/CFByteOrder.h>
#include <CoreFoundation/CFNumber.h>
#include <CoreFoundation/CFLocale.h>
#include <CoreFoundation/CFPreferences.h>
#include <string.h>
#include "CFInternal.h"
#include <CoreFoundation/CFPriv.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <sys/types.h>
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI || DEPLOYMENT_TARGET_LINUX
#include <unistd.h>
#include <sys/sysctl.h>
#include <sys/stat.h>
#include <dirent.h>
#endif
#if DEPLOYMENT_TARGET_WINDOWS
#include <io.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <errno.h>
#define close _close
#define write _write
#define read _read
#define open _NS_open
#define stat _NS_stat
#define fstat _fstat
#define mkdir(a,b) _NS_mkdir(a)
#define rmdir _NS_rmdir
#define unlink _NS_unlink
#endif
#pragma mark -
#pragma mark Directory Contents and Caches
// These are here for compatibility, but they do nothing anymore
CF_EXPORT void _CFBundleFlushCachesForURL(CFURLRef url) { }
CF_EXPORT void _CFBundleFlushCaches(void) { }
CF_PRIVATE void _CFBundleFlushQueryTableCache(CFBundleRef bundle) {
__CFLock(&bundle->_queryLock);
if (bundle->_queryTable) {
CFDictionaryRemoveAllValues(bundle->_queryTable);
}
__CFUnlock(&bundle->_queryLock);
}
#pragma mark -
#pragma mark Resource URL Lookup
static Boolean _CFIsResourceCommon(char *path, Boolean *isDir) {
Boolean exists;
SInt32 mode;
if (_CFGetPathProperties(kCFAllocatorSystemDefault, path, &exists, &mode, NULL, NULL, NULL, NULL) == 0) {
if (isDir) *isDir = ((exists && ((mode & S_IFMT) == S_IFDIR)) ? true : false);
return (exists && (mode & 0444));
}
return false;
}
CF_PRIVATE Boolean _CFIsResourceAtURL(CFURLRef url, Boolean *isDir) {
char path[CFMaxPathSize];
if (!CFURLGetFileSystemRepresentation(url, true, (uint8_t *)path, CFMaxPathLength)) return false;
return _CFIsResourceCommon(path, isDir);
}
CF_PRIVATE Boolean _CFIsResourceAtPath(CFStringRef path, Boolean *isDir) {
char pathBuf[CFMaxPathSize];
if (!CFStringGetFileSystemRepresentation(path, pathBuf, CFMaxPathSize)) return false;
return _CFIsResourceCommon(pathBuf, isDir);
}
static CFStringRef _CFBundleGetResourceDirForVersion(uint8_t version) {
if (1 == version) {
return _CFBundleSupportFilesDirectoryName1WithResources;
} else if (2 == version) {
return _CFBundleSupportFilesDirectoryName2WithResources;
} else if (0 == version) {
return _CFBundleResourcesDirectoryName;
}
return CFSTR("");
}
CF_PRIVATE void _CFBundleAppendResourceDir(CFMutableStringRef path, uint8_t version) {
if (1 == version) {
// /path/to/bundle/Support Files/
CFStringAppend(path, _CFBundleSupportFilesDirectoryName1);
_CFAppendTrailingPathSlash2(path);
} else if (2 == version) {
// /path/to/bundle/Contents/
CFStringAppend(path, _CFBundleSupportFilesDirectoryName2);
_CFAppendTrailingPathSlash2(path);
}
if (0 == version || 1 == version || 2 == version) {
// /path/to/bundle/<above>/Resources
CFStringAppend(path, _CFBundleResourcesDirectoryName);
}
}
CF_EXPORT CFURLRef CFBundleCopyResourceURL(CFBundleRef bundle, CFStringRef resourceName, CFStringRef resourceType, CFStringRef subDirName) {
if (!bundle) return NULL;
CFURLRef result = (CFURLRef) _CFBundleCopyFindResources(bundle, NULL, NULL, resourceName, resourceType, subDirName, NULL, false, false, NULL);
return result;
}
CF_EXPORT CFArrayRef CFBundleCopyResourceURLsOfType(CFBundleRef bundle, CFStringRef resourceType, CFStringRef subDirName) {
if (!bundle) return CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFArrayRef result = (CFArrayRef) _CFBundleCopyFindResources(bundle, NULL, NULL, NULL, resourceType, subDirName, NULL, true, false, NULL);
return result;
}
CF_EXPORT CFURLRef _CFBundleCopyResourceURLForLanguage(CFBundleRef bundle, CFStringRef resourceName, CFStringRef resourceType, CFStringRef subDirName, CFStringRef language) {
return CFBundleCopyResourceURLForLocalization(bundle, resourceName, resourceType, subDirName, language);
}
CF_EXPORT CFURLRef CFBundleCopyResourceURLForLocalization(CFBundleRef bundle, CFStringRef resourceName, CFStringRef resourceType, CFStringRef subDirName, CFStringRef localizationName) {
if (!bundle) return NULL;
CFURLRef result = (CFURLRef) _CFBundleCopyFindResources(bundle, NULL, NULL, resourceName, resourceType, subDirName, localizationName, false, true, NULL);
return result;
}
CF_EXPORT CFArrayRef _CFBundleCopyResourceURLsOfTypeForLanguage(CFBundleRef bundle, CFStringRef resourceType, CFStringRef subDirName, CFStringRef language) {
return CFBundleCopyResourceURLsOfTypeForLocalization(bundle, resourceType, subDirName, language);
}
CF_EXPORT CFArrayRef CFBundleCopyResourceURLsOfTypeForLocalization(CFBundleRef bundle, CFStringRef resourceType, CFStringRef subDirName, CFStringRef localizationName) {
if (!bundle) return CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFArrayRef result = (CFArrayRef) _CFBundleCopyFindResources(bundle, NULL, NULL, NULL, resourceType, subDirName, localizationName, true, true, NULL);
return result;
}
CF_EXPORT CFURLRef CFBundleCopyResourceURLInDirectory(CFURLRef bundleURL, CFStringRef resourceName, CFStringRef resourceType, CFStringRef subDirName) {
CFURLRef result = NULL;
unsigned char buff[CFMaxPathSize];
CFURLRef newURL = NULL;
if (!CFURLGetFileSystemRepresentation(bundleURL, true, buff, CFMaxPathSize)) return NULL;
newURL = CFURLCreateFromFileSystemRepresentation(kCFAllocatorSystemDefault, buff, strlen((char *)buff), true);
if (!newURL) newURL = (CFURLRef)CFRetain(bundleURL);
if (_CFBundleCouldBeBundle(newURL)) {
result = (CFURLRef) _CFBundleCopyFindResources(NULL, bundleURL, NULL, resourceName, resourceType, subDirName, NULL, false, false, NULL);
}
if (newURL) CFRelease(newURL);
return result;
}
CF_EXPORT CFArrayRef CFBundleCopyResourceURLsOfTypeInDirectory(CFURLRef bundleURL, CFStringRef resourceType, CFStringRef subDirName) {
CFArrayRef array = NULL;
unsigned char buff[CFMaxPathSize];
CFURLRef newURL = NULL;
if (!CFURLGetFileSystemRepresentation(bundleURL, true, buff, CFMaxPathSize)) return NULL;
newURL = CFURLCreateFromFileSystemRepresentation(kCFAllocatorSystemDefault, buff, strlen((char *)buff), true);
if (!newURL) newURL = (CFURLRef)CFRetain(bundleURL);
if (_CFBundleCouldBeBundle(newURL)) {
array = (CFArrayRef) _CFBundleCopyFindResources(NULL, bundleURL, NULL, NULL, resourceType, subDirName, NULL, true, false, NULL);
}
if (newURL) CFRelease(newURL);
return array;
}
#pragma mark -
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_WINDOWS
// Note that subDirName is expected to be the string for a URL
CF_INLINE Boolean _CFBundleURLHasSubDir(CFURLRef url, CFStringRef subDirName) {
Boolean isDir = false, result = false;
CFURLRef dirURL = CFURLCreateWithString(kCFAllocatorSystemDefault, subDirName, url);
if (dirURL) {
if (_CFIsResourceAtURL(dirURL, &isDir) && isDir) result = true;
CFRelease(dirURL);
}
return result;
}
#endif
CF_PRIVATE uint8_t _CFBundleGetBundleVersionForURL(CFURLRef url) {
// check for existence of "Resources" or "Contents" or "Support Files"
// but check for the most likely one first
// version 0: old-style "Resources" bundles
// version 1: obsolete "Support Files" bundles
// version 2: modern "Contents" bundles
// version 3: none of the above (see below)
// version 4: not a bundle (for main bundle only)
CFURLRef absoluteURL = CFURLCopyAbsoluteURL(url);
CFStringRef directoryPath = CFURLCopyFileSystemPath(absoluteURL, PLATFORM_PATH_STYLE);
CFRelease(absoluteURL);
Boolean hasFrameworkSuffix = CFStringHasSuffix(CFURLGetString(url), CFSTR(".framework/"));
#if DEPLOYMENT_TARGET_WINDOWS
hasFrameworkSuffix = hasFrameworkSuffix || CFStringHasSuffix(CFURLGetString(url), CFSTR(".framework\\"));
#endif
/*
#define _CFBundleSupportFilesDirectoryName1 CFSTR("Support Files")
#define _CFBundleSupportFilesDirectoryName2 CFSTR("Contents")
#define _CFBundleResourcesDirectoryName CFSTR("Resources")
#define _CFBundleExecutablesDirectoryName CFSTR("Executables")
#define _CFBundleNonLocalizedResourcesDirectoryName CFSTR("Non-localized Resources")
*/
__block uint8_t localVersion = 3;
CFIndex resourcesDirectoryLength = CFStringGetLength(_CFBundleResourcesDirectoryName);
CFIndex contentsDirectoryLength = CFStringGetLength(_CFBundleSupportFilesDirectoryName2);
CFIndex supportFilesDirectoryLength = CFStringGetLength(_CFBundleSupportFilesDirectoryName1);
__block Boolean foundResources = false;
__block Boolean foundSupportFiles2 = false;
__block Boolean foundSupportFiles1 = false;
_CFIterateDirectory(directoryPath, ^Boolean (CFStringRef fileName, uint8_t fileType) {
// We're looking for a few different names, and also some info on if it's a directory or not.
// We don't stop looking once we find one of the names. Otherwise we could run into the situation where we have both "Contents" and "Resources" in a framework, and we see Contents first but Resources is more important.
if (fileType == DT_DIR || fileType == DT_LNK) {
CFIndex fileNameLen = CFStringGetLength(fileName);
if (fileNameLen == resourcesDirectoryLength && CFStringCompareWithOptions(fileName, _CFBundleResourcesDirectoryName, CFRangeMake(0, resourcesDirectoryLength), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
foundResources = true;
} else if (fileNameLen == contentsDirectoryLength && CFStringCompareWithOptions(fileName, _CFBundleSupportFilesDirectoryName2, CFRangeMake(0, contentsDirectoryLength), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
foundSupportFiles2 = true;
} else if (fileNameLen == supportFilesDirectoryLength && CFStringCompareWithOptions(fileName, _CFBundleSupportFilesDirectoryName1, CFRangeMake(0, supportFilesDirectoryLength), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
foundSupportFiles1 = true;
}
}
return true;
});
// The order of these if statements is important - the Resources directory presence takes precedence over Contents, and so forth.
if (hasFrameworkSuffix) {
if (foundResources) {
localVersion = 0;
} else if (foundSupportFiles2) {
localVersion = 2;
} else if (foundSupportFiles1) {
localVersion = 1;
}
} else {
if (foundSupportFiles2) {
localVersion = 2;
} else if (foundResources) {
localVersion = 0;
} else if (foundSupportFiles1) {
localVersion = 1;
}
}
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_WINDOWS
// Do a more substantial check for the subdirectories that make up version 0/1/2 bundles. These are sometimes symlinks (like in Frameworks) and they would have been missed by our check above. Perhaps we can do a check for DT_LNK there as well, if it's sufficient instead of looking at the actual contents.
if (localVersion == 3) {
if (hasFrameworkSuffix) {
if (_CFBundleURLHasSubDir(url, _CFBundleResourcesURLFromBase0)) localVersion = 0;
else if (_CFBundleURLHasSubDir(url, _CFBundleSupportFilesURLFromBase2)) localVersion = 2;
else if (_CFBundleURLHasSubDir(url, _CFBundleSupportFilesURLFromBase1)) localVersion = 1;
} else {
if (_CFBundleURLHasSubDir(url, _CFBundleSupportFilesURLFromBase2)) localVersion = 2;
else if (_CFBundleURLHasSubDir(url, _CFBundleResourcesURLFromBase0)) localVersion = 0;
else if (_CFBundleURLHasSubDir(url, _CFBundleSupportFilesURLFromBase1)) localVersion = 1;
}
}
#endif
CFRelease(directoryPath);
return localVersion;
}
#pragma mark -
#pragma mark Platforms
CF_EXPORT CFArrayRef _CFBundleGetSupportedPlatforms(CFBundleRef bundle) {
// This function is obsolete
return NULL;
}
CF_EXPORT CFStringRef _CFBundleGetCurrentPlatform(void) {
#if DEPLOYMENT_TARGET_MACOSX
return CFSTR("MacOS");
#elif DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI
return CFSTR("iPhoneOS");
#elif DEPLOYMENT_TARGET_WINDOWS
return CFSTR("Windows");
#elif DEPLOYMENT_TARGET_SOLARIS
return CFSTR("Solaris");
#elif DEPLOYMENT_TARGET_HPUX
return CFSTR("HPUX");
#elif DEPLOYMENT_TARGET_LINUX
return CFSTR("Linux");
#elif DEPLOYMENT_TARGET_FREEBSD
return CFSTR("FreeBSD");
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
}
CF_PRIVATE CFStringRef _CFBundleGetPlatformExecutablesSubdirectoryName(void) {
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI
return CFSTR("MacOS");
#elif DEPLOYMENT_TARGET_WINDOWS
return CFSTR("Windows");
#elif DEPLOYMENT_TARGET_SOLARIS
return CFSTR("Solaris");
#elif DEPLOYMENT_TARGET_HPUX
return CFSTR("HPUX");
#elif DEPLOYMENT_TARGET_LINUX
return CFSTR("Linux");
#elif DEPLOYMENT_TARGET_FREEBSD
return CFSTR("FreeBSD");
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
}
CF_PRIVATE CFStringRef _CFBundleGetAlternatePlatformExecutablesSubdirectoryName(void) {
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI
return CFSTR("Mac OS X");
#elif DEPLOYMENT_TARGET_WINDOWS
return CFSTR("WinNT");
#elif DEPLOYMENT_TARGET_SOLARIS
return CFSTR("Solaris");
#elif DEPLOYMENT_TARGET_HPUX
return CFSTR("HP-UX");
#elif DEPLOYMENT_TARGET_LINUX
return CFSTR("Linux");
#elif DEPLOYMENT_TARGET_FREEBSD
return CFSTR("FreeBSD");
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
}
CF_PRIVATE CFStringRef _CFBundleGetOtherPlatformExecutablesSubdirectoryName(void) {
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI
return CFSTR("MacOSClassic");
#elif DEPLOYMENT_TARGET_WINDOWS
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_HPUX
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_SOLARIS
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_LINUX
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_FREEBSD
return CFSTR("Other");
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
}
CF_PRIVATE CFStringRef _CFBundleGetOtherAlternatePlatformExecutablesSubdirectoryName(void) {
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI
return CFSTR("Mac OS 8");
#elif DEPLOYMENT_TARGET_WINDOWS
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_HPUX
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_SOLARIS
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_LINUX
return CFSTR("Other");
#elif DEPLOYMENT_TARGET_FREEBSD
return CFSTR("Other");
#else
#error Unknown or unspecified DEPLOYMENT_TARGET
#endif
}
CFArrayRef CFBundleCopyExecutableArchitecturesForURL(CFURLRef url) {
CFArrayRef result = NULL;
CFBundleRef bundle = CFBundleCreate(kCFAllocatorSystemDefault, url);
if (bundle) {
result = CFBundleCopyExecutableArchitectures(bundle);
CFRelease(bundle);
} else {
result = _CFBundleCopyArchitecturesForExecutable(url);
}
return result;
}
#pragma mark -
#pragma mark Resource Lookup - Query Table
static void _CFBundleAddValueForType(CFStringRef type, CFMutableDictionaryRef queryTable, CFMutableDictionaryRef typeDir, CFTypeRef value, CFMutableDictionaryRef addedTypes, Boolean firstLproj) {
CFMutableArrayRef tFiles = (CFMutableArrayRef) CFDictionaryGetValue(typeDir, type);
if (!tFiles) {
CFStringRef key = CFStringCreateWithFormat(kCFAllocatorSystemDefault, NULL, CFSTR("%@.%@"), _CFBundleTypeIndicator, type);
tFiles = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFDictionarySetValue(queryTable, key, tFiles);
CFDictionarySetValue(typeDir, type, tFiles);
CFRelease(tFiles);
CFRelease(key);
}
if (!addedTypes) {
CFArrayAppendValue(tFiles, value);
} else if (firstLproj) {
CFDictionarySetValue(addedTypes, type, type);
CFArrayAppendValue(tFiles, value);
} else if (!(CFDictionaryGetValue(addedTypes, type))) {
CFArrayAppendValue(tFiles, value);
}
}
typedef enum {
_CFBundleFileVersionNoProductNoPlatform = 1,
_CFBundleFileVersionWithProductNoPlatform,
_CFBundleFileVersionNoProductWithPlatform,
_CFBundleFileVersionWithProductWithPlatform,
_CFBundleFileVersionUnmatched
} _CFBundleFileVersion;
static _CFBundleFileVersion _CFBundleCheckFileProductAndPlatform(CFStringRef file, CFRange searchRange, CFStringRef product, CFStringRef platform)
{
_CFBundleFileVersion version;
Boolean foundprod, foundplat;
foundplat = foundprod = NO;
Boolean wrong = false;
if (CFStringFindWithOptions(file, CFSTR("~"), searchRange, 0, NULL)) {
if (CFStringGetLength(product) != 1) {
// todo: really, search the same range again?
if (CFStringFindWithOptions(file, product, searchRange, kCFCompareEqualTo, NULL)) {
foundprod = YES;
}
}
if (!foundprod) {
wrong = _CFBundleSupportedProductName(file, searchRange);
}
}
if (!wrong && CFStringFindWithOptions(file, CFSTR("-"), searchRange, 0, NULL)) {
if (CFStringFindWithOptions(file, platform, searchRange, kCFCompareEqualTo, NULL)) {
foundplat = YES;
}
if (!foundplat) {
wrong = _CFBundleSupportedPlatformName(file, searchRange);
}
}
if (wrong) {
version = _CFBundleFileVersionUnmatched;
} else if (foundplat && foundprod) {
version = _CFBundleFileVersionWithProductWithPlatform;
} else if (foundplat) {
version = _CFBundleFileVersionNoProductWithPlatform;
} else if (foundprod) {
version = _CFBundleFileVersionWithProductNoPlatform;
} else {
version = _CFBundleFileVersionNoProductNoPlatform;
}
return version;
}
static _CFBundleFileVersion _CFBundleVersionForFileName(CFStringRef fileName, CFStringRef expectedProduct, CFStringRef expectedPlatform, CFRange *outProductRange, CFRange *outPlatformRange) {
// Search for a product name, e.g.: foo~iphone.jpg or bar~ipad
Boolean foundProduct = false;
Boolean foundPlatform = false;
CFIndex fileNameLen = CFStringGetLength(fileName);
CFRange productRange;
CFRange platformRange;
CFIndex dotLocation = fileNameLen;
for (CFIndex i = fileNameLen - 1; i > 0; i--) {
UniChar c = CFStringGetCharacterAtIndex(fileName, i);
if (c == '.') {
dotLocation = i;
}
#if DEPLOYMENT_TARGET_EMBEDDED
// Product names are only supported on iOS
// ref docs here: "iOS Supports Device-Specific Resources" in "Resource Programming Guide"
else if (c == '~' && !foundProduct) {
productRange = CFRangeMake(i, dotLocation - i);
foundProduct = (CFStringCompareWithOptions(fileName, expectedProduct, productRange, kCFCompareAnchored) == kCFCompareEqualTo);
if (foundProduct && outProductRange) *outProductRange = productRange;
}
#endif
else if (c == '-') {
if (foundProduct) {
platformRange = CFRangeMake(i, productRange.location - i);
} else {
platformRange = CFRangeMake(i, dotLocation - i);
}
foundPlatform = (CFStringCompareWithOptions(fileName, expectedPlatform, platformRange, kCFCompareAnchored) == kCFCompareEqualTo);
if (foundPlatform && outPlatformRange) *outPlatformRange = platformRange;
break;
}
}
_CFBundleFileVersion version;
if (foundPlatform && foundProduct) {
version = _CFBundleFileVersionWithProductWithPlatform;
} else if (foundPlatform) {
version = _CFBundleFileVersionNoProductWithPlatform;
} else if (foundProduct) {
version = _CFBundleFileVersionWithProductNoPlatform;
} else {
version = _CFBundleFileVersionNoProductNoPlatform;
}
return version;
}
// Splits up a string into its various parts. Note that the out-types must be released by the caller if they exist.
static void _CFBundleSplitFileName(CFStringRef fileName, CFStringRef *noProductOrPlatform, CFStringRef *endType, CFStringRef *startType, CFStringRef expectedProduct, CFStringRef expectedPlatform, _CFBundleFileVersion *version) {
CFIndex fileNameLen = CFStringGetLength(fileName);
if (endType || startType) {
// Search for the type from the end (type defined as everything after the last '.')
// e.g., a file name like foo.jpg has a type of 'jpg'
Boolean foundDot = false;
uint16_t dotLocation = 0;
for (CFIndex i = fileNameLen; i > 0; i--) {
if (CFStringGetCharacterAtIndex(fileName, i - 1) == '.') {
foundDot = true;
dotLocation = i - 1;
break;
}
}
if (foundDot && dotLocation != fileNameLen - 1) {
if (endType) *endType = CFStringCreateWithSubstring(kCFAllocatorSystemDefault, fileName, CFRangeMake(dotLocation + 1, CFStringGetLength(fileName) - dotLocation - 1));
}
// Search for the type from the beginning (type defined as everything after the first '.')
// e.g., a file name like foo.jpg.gz has a type of 'jpg.gz'
if (startType) {
for (CFIndex i = 0; i < fileNameLen; i++) {
if (CFStringGetCharacterAtIndex(fileName, i) == '.') {
// no need to create this again if it's the same as previous
if (i != dotLocation) {
*startType = CFStringCreateWithSubstring(kCFAllocatorSystemDefault, fileName, CFRangeMake(i + 1, CFStringGetLength(fileName) - i - 1));
}
break;
}
}
}
}
CFRange productRange, platformRange;
*version = _CFBundleVersionForFileName(fileName, expectedProduct, expectedPlatform, &productRange, &platformRange);
Boolean foundPlatform = (*version == _CFBundleFileVersionNoProductWithPlatform || *version == _CFBundleFileVersionWithProductWithPlatform);
Boolean foundProduct = (*version == _CFBundleFileVersionWithProductNoPlatform || *version == _CFBundleFileVersionWithProductWithPlatform);
// Create a string that excludes both platform and product name
// e.g., foo-iphone~iphoneos.jpg -> foo.jpg
if (foundPlatform || foundProduct) {
CFMutableStringRef fileNameScratch = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, fileName);
CFIndex start, length = 0;
// Because the platform always comes first and is immediately followed by product if it exists, we'll use the platform start location as the start of our range to delete.
if (foundPlatform) {
start = platformRange.location;
} else {
start = productRange.location;
}
if (foundPlatform && foundProduct) {
length = platformRange.length + productRange.length;
} else if (foundPlatform) {
length = platformRange.length;
} else if (foundProduct) {
length = productRange.length;
}
CFStringDelete(fileNameScratch, CFRangeMake(start, length));
*noProductOrPlatform = (CFStringRef)fileNameScratch;
}
}
static Boolean _CFBundleReadDirectory(CFStringRef pathOfDir, CFStringRef subdirectory, CFMutableArrayRef allFiles, Boolean hasFileAdded, CFMutableDictionaryRef queryTable, CFMutableDictionaryRef typeDir, CFMutableDictionaryRef addedTypes, Boolean firstLproj, CFStringRef product, CFStringRef platform, CFStringRef lprojName, Boolean appendLprojCharacters) {
Boolean result = true;
CFMutableStringRef pathPrefix = NULL;
if (lprojName) {
pathPrefix = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, lprojName);
if (appendLprojCharacters) _CFAppendPathExtension2(pathPrefix, _CFBundleLprojExtension);
_CFAppendTrailingPathSlash2(pathPrefix);
}
if (subdirectory) {
if (pathPrefix) {
CFStringAppend(pathPrefix, subdirectory);
} else {
pathPrefix = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, subdirectory);
}
UniChar lastChar = CFStringGetCharacterAtIndex(subdirectory, CFStringGetLength(subdirectory)-1);
if (lastChar != _CFGetSlash()) {
_CFAppendTrailingPathSlash2(pathPrefix);
}
}
_CFIterateDirectory(pathOfDir, ^Boolean(CFStringRef fileName, uint8_t fileType) {
CFStringRef startType = NULL, endType = NULL, noProductOrPlatform = NULL;
_CFBundleFileVersion fileVersion;
_CFBundleSplitFileName(fileName, &noProductOrPlatform, &endType, &startType, product, platform, &fileVersion);
CFStringRef pathToFile;
if (pathPrefix && CFStringGetLength(pathPrefix) > 0) {
CFMutableStringRef tmp = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, pathPrefix);
CFStringAppend(tmp, fileName);
pathToFile = (CFStringRef)tmp;
} else {
pathToFile = (CFStringRef)CFRetain(fileName);
}
// If this file is a directory, the path needs to include a trailing slash so we can later create the right kind of CFURL object
Boolean appendSlash = false;
if (fileType == DT_DIR) {
appendSlash = true;
}
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_EMBEDDED_MINI || DEPLOYMENT_TARGET_LINUX || DEPLOYMENT_TARGET_FREEBSD
else if (fileType == DT_UNKNOWN) {
Boolean isDir = false;
char subdirPath[CFMaxPathLength];
struct stat statBuf;
if (CFStringGetFileSystemRepresentation(pathOfDir, subdirPath, sizeof(subdirPath))) {
strlcat(subdirPath, "/", sizeof(subdirPath));
char fileNameBuf[CFMaxPathLength];
if (CFStringGetFileSystemRepresentation(fileName, fileNameBuf, sizeof(fileNameBuf))) {
strlcat(subdirPath, fileNameBuf, sizeof(subdirPath));
if (stat(subdirPath, &statBuf) == 0) {
isDir = ((statBuf.st_mode & S_IFMT) == S_IFDIR);
}
if (isDir) {
appendSlash = true;
}
}
}
}
#endif
if (appendSlash) {
// This is fairly inefficient
CFMutableStringRef tmp = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, pathToFile);
_CFAppendTrailingPathSlash2(tmp);
CFRelease(pathToFile);
pathToFile = (CFStringRef)tmp;
}
// put it into all file array
if (!hasFileAdded) {
CFArrayAppendValue(allFiles, pathToFile);
}
if (startType) {
_CFBundleAddValueForType(startType, queryTable, typeDir, pathToFile, addedTypes, firstLproj);
}
if (endType) {
_CFBundleAddValueForType(endType, queryTable, typeDir, pathToFile, addedTypes, firstLproj);
}
if (fileVersion == _CFBundleFileVersionNoProductNoPlatform || fileVersion == _CFBundleFileVersionUnmatched) {
// No product/no platform, or unmatched files get added directly to the query table.
CFStringRef prevPath = (CFStringRef)CFDictionaryGetValue(queryTable, fileName);
if (!prevPath) {
CFDictionarySetValue(queryTable, fileName, pathToFile);
}
} else {
// If the file has a product or platform extension, we add the full name to the query table so that it may be found using that name. But only if it doesn't already exist.
CFStringRef prevPath = (CFStringRef)CFDictionaryGetValue(queryTable, fileName);
if (!prevPath) {
CFDictionarySetValue(queryTable, fileName, pathToFile);
}
// Then we add the more specific name as well, replacing the existing one if this is a more specific version.
if (noProductOrPlatform) {
// add the path of the key into the query table
prevPath = (CFStringRef) CFDictionaryGetValue(queryTable, noProductOrPlatform);
if (!prevPath) {
CFDictionarySetValue(queryTable, noProductOrPlatform, pathToFile);
} else {
if (!lprojName || CFStringHasPrefix(prevPath, lprojName)) {
// we need to know the version of exisiting path to see if we can replace it by the current path
CFRange searchRange;
if (lprojName) {
searchRange.location = CFStringGetLength(lprojName);
searchRange.length = CFStringGetLength(prevPath) - searchRange.location;
} else {
searchRange.location = 0;
searchRange.length = CFStringGetLength(prevPath);
}
_CFBundleFileVersion prevFileVersion = _CFBundleCheckFileProductAndPlatform(prevPath, searchRange, product, platform);
switch (prevFileVersion) {
case _CFBundleFileVersionNoProductNoPlatform:
CFDictionarySetValue(queryTable, noProductOrPlatform, pathToFile);
break;
case _CFBundleFileVersionWithProductNoPlatform:
if (fileVersion == _CFBundleFileVersionWithProductWithPlatform) CFDictionarySetValue(queryTable, noProductOrPlatform, pathToFile);
break;
case _CFBundleFileVersionNoProductWithPlatform:
CFDictionarySetValue(queryTable, noProductOrPlatform, pathToFile);
break;
default:
break;
}
}
}
}
}
if (pathToFile) CFRelease(pathToFile);
if (startType) CFRelease(startType);
if (endType) CFRelease(endType);
if (noProductOrPlatform) CFRelease(noProductOrPlatform);
return true;
});
if (pathPrefix) CFRelease(pathPrefix);
return result;
}
static CFDictionaryRef _CFBundleCreateQueryTableAtPath(CFStringRef inPath, CFArrayRef languages, CFStringRef resourcesDirectory, CFStringRef subdirectory)
{
CFMutableDictionaryRef queryTable = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, &kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
CFMutableArrayRef allFiles = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFMutableDictionaryRef typeDir = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, &kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
CFStringRef productName = _CFGetProductName();//CFSTR("iphone");
CFStringRef platformName = _CFGetPlatformName();//CFSTR("iphoneos");
if (CFEqual(productName, CFSTR("ipod"))) {
productName = CFSTR("iphone");
}
CFStringRef product = CFStringCreateWithFormat(kCFAllocatorSystemDefault, NULL, CFSTR("~%@"), productName);
CFStringRef platform = CFStringCreateWithFormat(kCFAllocatorSystemDefault, NULL, CFSTR("-%@"), platformName);
CFMutableStringRef path = CFStringCreateMutableCopy(kCFAllocatorSystemDefault, 0, inPath);
if (resourcesDirectory) {
_CFAppendPathComponent2(path, resourcesDirectory);
}
// Record the length of the base path, so we can strip off the stuff we'll be appending later
CFIndex basePathLen = CFStringGetLength(path);
if (subdirectory) {
_CFAppendPathComponent2(path, subdirectory);
}
// read the content in sub dir and put them into query table
_CFBundleReadDirectory(path, subdirectory, allFiles, false, queryTable, typeDir, NULL, false, product, platform, NULL, false);
CFStringDelete(path, CFRangeMake(basePathLen, CFStringGetLength(path) - basePathLen)); // Strip the string back to the base path
CFIndex numOfAllFiles = CFArrayGetCount(allFiles);
CFIndex numLprojs = languages ? CFArrayGetCount(languages) : 0;
CFMutableDictionaryRef addedTypes = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, &kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
Boolean hasFileAdded = false;
Boolean firstLproj = true;
// First, search lproj for user's chosen language
if (numLprojs >= 1) {
CFStringRef lprojTarget = (CFStringRef)CFArrayGetValueAtIndex(languages, 0);
_CFAppendPathComponent2(path, lprojTarget);
_CFAppendPathExtension2(path, _CFBundleLprojExtension);
if (subdirectory) {
_CFAppendPathComponent2(path, subdirectory);
}
_CFBundleReadDirectory(path, subdirectory, allFiles, hasFileAdded, queryTable, typeDir, addedTypes, firstLproj, product, platform, lprojTarget, true);
CFStringDelete(path, CFRangeMake(basePathLen, CFStringGetLength(path) - basePathLen)); // Strip the string back to the base path
if (!hasFileAdded && numOfAllFiles < CFArrayGetCount(allFiles)) {
hasFileAdded = true;
}
firstLproj = false;
}
// Next, search Base.lproj folder
_CFAppendPathComponent2(path, _CFBundleBaseDirectory);
_CFAppendPathExtension2(path, _CFBundleLprojExtension);
if (subdirectory) {
_CFAppendPathComponent2(path, subdirectory);
}
_CFBundleReadDirectory(path, subdirectory, allFiles, hasFileAdded, queryTable, typeDir, addedTypes, YES, product, platform, _CFBundleBaseDirectory, true);
CFStringDelete(path, CFRangeMake(basePathLen, CFStringGetLength(path) - basePathLen)); // Strip the string back to the base path
if (!hasFileAdded && numOfAllFiles < CFArrayGetCount(allFiles)) {
hasFileAdded = true;
}
// Finally, search remaining languages (development language first)
if (numLprojs >= 2) {
// for each lproj we are interested in, read the content and put them into query table
for (CFIndex i = 1; i < CFArrayGetCount(languages); i++) {
CFStringRef lprojTarget = (CFStringRef) CFArrayGetValueAtIndex(languages, i);
_CFAppendPathComponent2(path, lprojTarget);
_CFAppendPathExtension2(path, _CFBundleLprojExtension);
if (subdirectory) {
_CFAppendPathComponent2(path, subdirectory);
}
_CFBundleReadDirectory(path, subdirectory, allFiles, hasFileAdded, queryTable, typeDir, addedTypes, false, product, platform, lprojTarget, true);
CFStringDelete(path, CFRangeMake(basePathLen, CFStringGetLength(path) - basePathLen)); // Strip the string back to the base path
if (!hasFileAdded && numOfAllFiles < CFArrayGetCount(allFiles)) {
hasFileAdded = true;
}
}
}
CFRelease(addedTypes);
CFRelease(path);
// put the array of all files in sub dir to the query table
if (CFArrayGetCount(allFiles) > 0) {
CFDictionarySetValue(queryTable, _CFBundleAllFiles, allFiles);
}
CFRelease(platform);
CFRelease(product);
CFRelease(allFiles);
CFRelease(typeDir);
return queryTable;
}
// caller need to release the table
static CFDictionaryRef _CFBundleCopyQueryTable(CFBundleRef bundle, CFURLRef bundleURL, CFArrayRef languages, CFStringRef resourcesDirectory, CFStringRef subdirectory)
{
CFDictionaryRef subTable = NULL;
if (bundle && !languages) {
languages = _CFBundleCopyLanguageSearchListInBundle(bundle);
} else if (languages) {
CFRetain(languages);
}
if (bundle) {
CFMutableStringRef argDirStr = NULL;
if (subdirectory) {
argDirStr = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, resourcesDirectory);
_CFAppendPathComponent2(argDirStr, subdirectory);
} else {
argDirStr = (CFMutableStringRef)CFRetain(resourcesDirectory);
}
__CFLock(&bundle->_queryLock);
// check if the query table for the given sub dir has been created
subTable = (CFDictionaryRef) CFDictionaryGetValue(bundle->_queryTable, argDirStr);
if (!subTable) {
// create the query table for the given sub dir
subTable = _CFBundleCreateQueryTableAtPath(bundle->_bundleBasePath, languages, resourcesDirectory, subdirectory);
CFDictionarySetValue(bundle->_queryTable, argDirStr, subTable);
} else {
CFRetain(subTable);
}
__CFUnlock(&bundle->_queryLock);
CFRelease(argDirStr);
} else {
CFURLRef url = CFURLCopyAbsoluteURL(bundleURL);
CFStringRef bundlePath = CFURLCopyFileSystemPath(url, PLATFORM_PATH_STYLE);
CFRelease(url);
subTable = _CFBundleCreateQueryTableAtPath(bundlePath, languages, resourcesDirectory, subdirectory);
CFRelease(bundlePath);
}
if (languages) CFRelease(languages);
return subTable;
}
static CFURLRef _CFBundleCreateRelativeURLFromBaseAndPath(CFStringRef path, CFURLRef base, UniChar slash, CFStringRef slashStr)
{
CFURLRef url = NULL;
CFRange resultRange;
Boolean needToRelease = false;
if (CFStringFindWithOptions(path, slashStr, CFRangeMake(0, CFStringGetLength(path)-1), kCFCompareBackwards, &resultRange)) {
CFStringRef subPathCom = CFStringCreateWithSubstring(kCFAllocatorSystemDefault, path, CFRangeMake(0, resultRange.location));
base = CFURLCreateCopyAppendingPathComponent(kCFAllocatorSystemDefault, base, subPathCom, YES);
path = CFStringCreateWithSubstring(kCFAllocatorSystemDefault, path, CFRangeMake(resultRange.location+1, CFStringGetLength(path)-resultRange.location-1));
CFRelease(subPathCom);
needToRelease = true;
}
if (CFStringGetCharacterAtIndex(path, CFStringGetLength(path)-1) == slash) {
url = (CFURLRef)CFURLCreateWithFileSystemPathRelativeToBase(kCFAllocatorSystemDefault, path, PLATFORM_PATH_STYLE, true, base);
} else {
url = (CFURLRef)CFURLCreateWithFileSystemPathRelativeToBase(kCFAllocatorSystemDefault, path, PLATFORM_PATH_STYLE, false, base);
}
if (needToRelease) {
CFRelease(base);
CFRelease(path);
}
return url;
}
static void _CFBundleFindResourcesWithPredicate(CFMutableArrayRef interResult, CFDictionaryRef queryTable, Boolean (^predicate)(CFStringRef filename, Boolean *stop), Boolean *stop)
{
CFIndex dictSize = CFDictionaryGetCount(queryTable);
if (dictSize == 0) {
return;
}
CFTypeRef *keys = (CFTypeRef *)malloc(sizeof(CFTypeRef) * dictSize);
CFTypeRef *values = (CFTypeRef *)malloc(sizeof(CFTypeRef) * dictSize);
if (!keys || !values) return;
CFDictionaryGetKeysAndValues(queryTable, keys, values);
for (CFIndex i = 0; i < dictSize; i++) {
if (predicate((CFStringRef)keys[i], stop)) {
if (CFGetTypeID(values[i]) == CFStringGetTypeID()) {
CFArrayAppendValue(interResult, values[i]);
} else {
CFArrayAppendArray(interResult, (CFArrayRef)values[i], CFRangeMake(0, CFArrayGetCount((CFArrayRef)values[i])));
}
}
if (*stop) break;
}
free(keys);
free(values);
}
static CFTypeRef _CFBundleCopyURLsOfKey(CFBundleRef bundle, CFURLRef bundleURL, CFArrayRef bundleURLLanguages, CFStringRef resourcesDirectory, CFStringRef subDir, CFStringRef key, CFStringRef lproj, Boolean returnArray, Boolean localized, uint8_t bundleVersion, Boolean (^predicate)(CFStringRef filename, Boolean *stop))
{
CFTypeRef value = NULL;
Boolean stop = false; // for predicate
CFMutableArrayRef interResult = CFArrayCreateMutable(kCFAllocatorSystemDefault, 0, &kCFTypeArrayCallBacks);
CFDictionaryRef subTable = NULL;
CFMutableStringRef path = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, resourcesDirectory);
if (1 == bundleVersion) {
CFIndex savedPathLength = CFStringGetLength(path);
// add the non-localized resource dir
_CFAppendPathComponent2(path, _CFBundleNonLocalizedResourcesDirectoryName);
subTable = _CFBundleCopyQueryTable(bundle, bundleURL, bundleURLLanguages, path, subDir);
if (predicate) {
_CFBundleFindResourcesWithPredicate(interResult, subTable, predicate, &stop);
} else {
value = CFDictionaryGetValue(subTable, key);
}
CFStringDelete(path, CFRangeMake(savedPathLength, CFStringGetLength(path) - savedPathLength)); // Strip the string back to the base path
}
if (!value && !stop) {
if (subTable) CFRelease(subTable);
subTable = _CFBundleCopyQueryTable(bundle, bundleURL, bundleURLLanguages, path, subDir);
if (predicate) {
_CFBundleFindResourcesWithPredicate(interResult, subTable, predicate, &stop);
} else {
// get the path or paths for the given key
value = CFDictionaryGetValue(subTable, key);
}
}
// if localization is needed, we filter out the paths for the localization and put the valid ones in the interResult
Boolean checkLP = true;
CFIndex lpLen = lproj ? CFStringGetLength(lproj) : 0;
if (localized && value) {
if (CFGetTypeID(value) == CFStringGetTypeID()){
// We had one result, but since we are going to do a search in a different localization, we will convert the one result into an array of results.
value = CFArrayCreate(kCFAllocatorSystemDefault, (const void **)&value, 1, &kCFTypeArrayCallBacks);
} else {
CFRetain(value);
}
CFRange resultRange, searchRange;
CFIndex pathValueLen;
CFIndex limit = returnArray ? CFArrayGetCount((CFArrayRef)value) : 1;
searchRange.location = 0;