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simplify check if file is outside cache dir

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Signed-off-by: Marcel Hibbe <dev@mhibbe.de>
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Marcel Hibbe 2024-11-21 11:53:02 +01:00
parent f1d03e235a
commit 19a69e0abf
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1 changed files with 1 additions and 6 deletions
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app/src/main/java/com/nextcloud/talk/utils/FileUtils.kt
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@ -98,12 +98,7 @@ object FileUtils {
fun copyFileToCache(context: Context, sourceFileUri: Uri, filename: String): File? { fun copyFileToCache(context: Context, sourceFileUri: Uri, filename: String): File? {
val cachedFile = File(context.cacheDir, filename) val cachedFile = File(context.cacheDir, filename)
val aboveOrEqualAPI26Check = if (!cachedFile.toPath().normalize().startsWith(context.cacheDir.toPath())) {
!cachedFile.toPath().normalize().startsWith(context.cacheDir.toPath())
val isOutsideCacheDir = aboveOrEqualAPI26Check
if (isOutsideCacheDir) {
Log.w(TAG, "cachedFile was not created in cacheDir. Aborting for security reasons.") Log.w(TAG, "cachedFile was not created in cacheDir. Aborting for security reasons.")
cachedFile.delete() cachedFile.delete()
return null return null