Allow user to create file with ending with space or period

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/androidTest/java/com/nextcloud/utils/FileNameValidatorTests.kt

@@ -72,10 +72,15 @@ class FileNameValidatorTests : AbstractOnServerIT() {
     @Test
     fun testEndsWithSpaceOrPeriod() {
         val result = FileNameValidator.checkFileName("filename ", capability, targetContext)
-        assertEquals(targetContext.getString(R.string.file_name_validator_error_ends_with_space_period), result)
-
         val result2 = FileNameValidator.checkFileName("filename.", capability, targetContext)
-        assertEquals(targetContext.getString(R.string.file_name_validator_error_ends_with_space_period), result2)
+
+        if (capability.version.isOlderThan(NextcloudVersion.nextcloud_30)) {
+            assertEquals(null, result)
+            assertEquals(null, result2)
+        } else {
+            assertEquals(targetContext.getString(R.string.file_name_validator_error_ends_with_space_period), result)
+            assertEquals(targetContext.getString(R.string.file_name_validator_error_ends_with_space_period), result2)
+        }
     }
 
     @Test
@@ -169,7 +174,7 @@ class FileNameValidatorTests : AbstractOnServerIT() {
         val filePaths = listOf("file1.txt", "file2.doc", "file3.jpg")
 
         val result = FileNameValidator.checkFolderAndFilePaths(folderPath, filePaths, capability, targetContext)
-        assertFalse(result)
+        assertEquals(capability.version.isOlderThan(NextcloudVersion.nextcloud_30), result)
     }
 
     @Test
@@ -178,7 +183,7 @@ class FileNameValidatorTests : AbstractOnServerIT() {
         val filePaths = listOf("file1.txt", "file2.doc", "file3.")
 
         val result = FileNameValidator.checkFolderAndFilePaths(folderPath, filePaths, capability, targetContext)
-        assertFalse(result)
+        assertEquals(capability.version.isOlderThan(NextcloudVersion.nextcloud_30), result)
     }
 
     @Test

app/src/main/java/com/nextcloud/utils/fileNameValidator/FileNameValidator.kt

@@ -49,69 +49,50 @@ object FileNameValidator {
             }
         }
 
-        return if (capability.version.isNewerOrEqual(NextcloudVersion.nextcloud_30)) {
-            validateForNCThirtyOrAbove(filename, capability, context)
-        } else {
-            validateForBelowNCThirty(filename, context)
-        }
-    }
-
-    private fun validateForBelowNCThirty(
-        filename: String,
-        context: Context,
-    ): String? {
-        if (filename.endsWith(StringConstants.SPACE) || filename.endsWith(StringConstants.DOT)) {
-            return context.getString(R.string.file_name_validator_error_ends_with_space_period)
-        }
-
-        return null
-    }
-
-    private fun validateForNCThirtyOrAbove(
-        filename: String,
-        capability: OCCapability,
-        context: Context,
-    ): String? {
-        checkInvalidCharacters(filename, capability, context)?.let {
-            return it
-        }
-
-        capability.forbiddenFilenameBaseNames().let {
-            val forbiddenFilenameBaseNames = capability.forbiddenFilenameBaseNames().map { it.lowercase() }
-
-            if (forbiddenFilenameBaseNames.contains(filename.lowercase()) || forbiddenFilenameBaseNames.contains(
-                    filename.removeFileExtension().lowercase()
-                )
-            ) {
-                return context.getString(
-                    R.string.file_name_validator_error_reserved_names,
-                    filename.substringBefore(StringConstants.DOT)
-                )
+        if (capability.version.isNewerOrEqual(NextcloudVersion.nextcloud_30)) {
+            checkInvalidCharacters(filename, capability, context)?.let {
+                return it
             }
-        }
-
-        capability.forbiddenFilenamesJson?.let {
-            val forbiddenFilenames = capability.forbiddenFilenames().map { it.lowercase() }
-
-            if (forbiddenFilenames.contains(filename.uppercase()) || forbiddenFilenames.contains(
-                    filename.removeFileExtension().uppercase()
-                )
-            ) {
-                return context.getString(
-                    R.string.file_name_validator_error_reserved_names,
-                    filename.substringBefore(StringConstants.DOT)
-                )
-            }
-        }
-
-        capability.forbiddenFilenameExtensionJson?.let {
-            val forbiddenFilenameExtension = capability.forbiddenFilenameExtension()
 
-            if (forbiddenFilenameExtension.any { filename.endsWith(it, ignoreCase = true) }) {
-                return context.getString(
-                    R.string.file_name_validator_error_forbidden_file_extensions,
-                    filename.substringAfter(StringConstants.DOT)
-                )
+            capability.run {
+                forbiddenFilenameBaseNames().let {
+                    val forbiddenFilenameBaseNames = capability.forbiddenFilenameBaseNames().map { it.lowercase() }
+
+                    if (forbiddenFilenameBaseNames.contains(filename.lowercase()) || forbiddenFilenameBaseNames.contains(
+                            filename.removeFileExtension().lowercase()
+                        )
+                    ) {
+                        return context.getString(
+                            R.string.file_name_validator_error_reserved_names,
+                            filename.substringBefore(StringConstants.DOT)
+                        )
+                    }
+                }
+
+                forbiddenFilenamesJson?.let {
+                    val forbiddenFilenames = capability.forbiddenFilenames().map { it.lowercase() }
+
+                    if (forbiddenFilenames.contains(filename.uppercase()) || forbiddenFilenames.contains(
+                            filename.removeFileExtension().uppercase()
+                        )
+                    ) {
+                        return context.getString(
+                            R.string.file_name_validator_error_reserved_names,
+                            filename.substringBefore(StringConstants.DOT)
+                        )
+                    }
+                }
+
+                forbiddenFilenameExtensionJson?.let {
+                    val forbiddenFilenameExtension = capability.forbiddenFilenameExtension()
+
+                    if (forbiddenFilenameExtension.any { filename.endsWith(it, ignoreCase = true) }) {
+                        return context.getString(
+                            R.string.file_name_validator_error_forbidden_file_extensions,
+                            filename.substringAfter(StringConstants.DOT)
+                        )
+                    }
+                }
             }
         }
 

app/src/main/java/com/owncloud/android/ui/dialog/CreateFolderDialogFragment.kt

@@ -133,7 +133,7 @@ class CreateFolderDialogFragment : DialogFragment(), DialogInterface.OnClickList
     private fun getOCCapability(): OCCapability = fileDataStorageManager.getCapability(accountProvider.user.accountName)
 
     private fun checkFileNameAfterEachType(fileNames: MutableSet<String>) {
-        val newFileName = binding.userInput.text?.toString()?.trim() ?: ""
+        val newFileName = binding.userInput.text?.toString() ?: ""
 
         val fileNameValidatorResult: String? =
             FileNameValidator.checkFileName(newFileName, getOCCapability(), requireContext(), fileNames)
@@ -172,7 +172,7 @@ class CreateFolderDialogFragment : DialogFragment(), DialogInterface.OnClickList
     override fun onClick(dialog: DialogInterface, which: Int) {
         if (which == AlertDialog.BUTTON_POSITIVE) {
             val newFolderName = (getDialog()?.findViewById<View>(R.id.user_input) as TextView)
-                .text.toString().trim { it <= ' ' }
+                .text.toString()
 
             val errorMessage: String? =
                 FileNameValidator.checkFileName(newFolderName, getOCCapability(), requireContext())

app/src/main/java/com/owncloud/android/ui/dialog/RenameFileDialogFragment.kt

@@ -136,7 +136,7 @@ class RenameFileDialogFragment : DialogFragment(), DialogInterface.OnClickListen
             var newFileName = ""
 
             if (binding.userInput.text != null) {
-                newFileName = binding.userInput.text.toString().trim { it <= ' ' }
+                newFileName = binding.userInput.text.toString()
             }
 
             val errorMessage = checkFileName(newFileName, oCCapability, requireContext(), null)
@@ -166,7 +166,7 @@ class RenameFileDialogFragment : DialogFragment(), DialogInterface.OnClickListen
     override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
         var newFileName = ""
         if (binding.userInput.text != null) {
-            newFileName = binding.userInput.text.toString().trim { it <= ' ' }
+            newFileName = binding.userInput.text.toString()
         }
 
         val errorMessage = checkFileName(newFileName, oCCapability, requireContext(), fileNames)