BayernMessenger/vector/src/main/java/im/vector/riotx/core/intent/Filename.kt

44 lines
1.4 KiB
Kotlin

/*
* Copyright 2019 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.riotx.core.intent
import android.content.Context
import android.database.Cursor
import android.net.Uri
import android.provider.OpenableColumns
fun getFilenameFromUri(context: Context?, uri: Uri): String? {
var result: String? = null
if (context != null && uri.scheme == "content") {
val cursor: Cursor? = context.contentResolver.query(uri, null, null, null, null)
try {
if (cursor != null && cursor.moveToFirst()) {
result = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME))
}
} finally {
cursor?.close()
}
}
if (result == null) {
result = uri.path
val cut = result.lastIndexOf('/')
if (cut != -1) {
result = result.substring(cut + 1)
}
}
return result
}