static string ResolvePhysicalPath(AndroidUri uri)
{
if (Platform.HasApiLevelKitKat && DocumentsContract.IsDocumentUri(Platform.AppContext, uri))
{
var resolved = ResolveDocumentPath(uri);
if (File.Exists(resolved))
{
return(resolved);
}
}
if (uri.Scheme.Equals(UriSchemeContent, StringComparison.OrdinalIgnoreCase))
{
var resolved = ResolveContentPath(uri);
if (File.Exists(resolved))
{
return(resolved);
}
}
else if (uri.Scheme.Equals(UriSchemeFile, StringComparison.OrdinalIgnoreCase))
{
var resolved = uri.Path;
if (File.Exists(resolved))
{
return(resolved);
}
}
return(null);
}
public async void Start()
{
try
{
fileData = await CrossFilePicker.Current.PickFile();
}
catch (Exception ex)
{
Logger.Log("Error", ex.Message);
}
string path = null;
if (fileData != null)
{
Android.Net.Uri potentialUri = Android.Net.Uri.Parse(fileData.FilePath);
if (DocumentsContract.IsDocumentUri(context, potentialUri))
{
string docId = DocumentsContract.GetDocumentId(potentialUri);
path = "/storage/" + docId.Replace(':', '/');
}
else
{
path = fileData.FilePath;
}
}
Finished.Invoke(this, new FinishedEventArgs()
{
PathToFile = path
});
}
public static String GetPath(Context context, Android.Net.Uri uri)
{
// DocumentProvider
if (DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if ("com.android.externalstorage.documents".Equals(uri.Authority, StringComparison.OrdinalIgnoreCase))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(":");
string type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
return(System.IO.Path.Combine(Android.OS.Environment.ExternalStorageDirectory.Path, split[1]));
}
// TODO handle non-primary volumes
}
// DownloadsProvider
else if ("com.android.providers.downloads.documents".Equals(uri.Authority, StringComparison.OrdinalIgnoreCase))
{
string id = DocumentsContract.GetDocumentId(uri);
var contentUri = ContentUris.WithAppendedId(Android.Net.Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if ("com.android.providers.media.documents".Equals(uri.Authority, StringComparison.OrdinalIgnoreCase))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(":");
string type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type) || "video".Equals(type) || "audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new String[] { split[1] };
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(GetDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
/* Check whether this uri represent a document or not. */
private bool isDocumentUri(Context ctx, Uri uri)
{
bool ret = false;
if (ctx != null && uri != null)
{
ret = DocumentsContract.IsDocumentUri(ctx, uri);
}
return(ret);
}
// https://stackoverflow.com/a/39388941
public static string GetPathFromUri(Context context, Uri uri)
{
string getDataColumn(Uri uri, string selection, string[] selectionArgs)
{
using ICursor cursor = context.ContentResolver.Query(uri, new string[] { "_data" }, selection, selectionArgs, null);
if (cursor != null && cursor.MoveToFirst())
{
return(cursor.GetString(cursor.GetColumnIndexOrThrow("_data")));
}
else
{
return(null);
}
}
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
if (uri.Authority == "com.android.externalstorage.documents")
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(":");
string type = split[0];
if (type.Equals("primary", StringComparison.InvariantCultureIgnoreCase))
{
return(context.GetExternalFilesDir(null) + "/" + split[1]);
//Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]; // replace with non deprecated alternative
}
// TODO non primary volumes
}
else if (uri.Authority == "com.android.providers.downloads.documents")
{
return(getDataColumn(ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), long.Parse(DocumentsContract.GetDocumentId(uri))), null, null));
}
else if (uri.Authority == "com.android.providers.media.documents")
{
return(getDataColumn(MediaStore.Images.Media.ExternalContentUri, "_id=?", new[] { DocumentsContract.GetDocumentId(uri).Split(":")[1] }));
}
}
else if (uri.Scheme.Equals("content", StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Authority == "com.google.android.apps.photos.content"
? uri.LastPathSegment
: getDataColumn(uri, null, null));
}
else if (uri.Scheme.Equals("file", StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Path);
}
return(null);
}
static bool IsVirtualFile(AndroidUri uri)
{
if (!DocumentsContract.IsDocumentUri(Platform.AppContext, uri))
{
return(false);
}
var value = GetColumnValue(uri, DocumentsContract.Document.ColumnFlags);
if (!string.IsNullOrEmpty(value) && int.TryParse(value, out var flagsInt))
{
var flags = (DocumentContractFlags)flagsInt;
return(flags.HasFlag(DocumentContractFlags.VirtualDocument));
}
return(false);
}
static string ResolvePhysicalPath(AndroidUri uri, bool requireExtendedAccess = true)
{
if (uri.Scheme.Equals(UriSchemeFile, StringComparison.OrdinalIgnoreCase))
{
// if it is a file, then return directly
var resolved = uri.Path;
if (File.Exists(resolved))
{
return(resolved);
}
}
else if (!requireExtendedAccess || !OperatingSystem.IsAndroidVersionAtLeast(29))
{
// if this is on an older OS version, or we just need it now
if (Platform.HasApiLevelKitKat && DocumentsContract.IsDocumentUri(Platform.AppContext, uri))
{
var resolved = ResolveDocumentPath(uri);
if (File.Exists(resolved))
{
return(resolved);
}
}
else if (uri.Scheme.Equals(UriSchemeContent, StringComparison.OrdinalIgnoreCase))
{
var resolved = ResolveContentPath(uri);
if (File.Exists(resolved))
{
return(resolved);
}
}
}
return(null);
}
// @TargetApi(Build.VERSION_CODES.KITKAT)
public static String GetPath(Context context, Android.Net.Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat; //Build.VERSION_CODES.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
String[] split = docId.Split(":");
String type = split[0];
if ("primary".Equals(type, StringComparison.InvariantCultureIgnoreCase)) //equalsIgnoreCase
{
return(Android.OS.Environment.GetExternalStoragePublicDirectory(type) + "/" + split[1]);
}
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
/*
* final String id = DocumentsContract.getDocumentId(uri);
* final Uri contentUri = ContentUris.withAppendedId(
* Uri.parse("content://<span id=\"IL_AD1\" class=\"IL_AD\">downloads</span>/public_downloads"), Long.valueOf(id));
* return getDataColumn(context, contentUri, null, null);
*/
String fileName = GetFileName(context, uri);
File downFile = new File(Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryDownloads), "/" + fileName);
return(downFile.AbsolutePath);
}
// MediaProvider
else if (IsMediaDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
String[] split = docId.Split(":");
String type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
String selection = "_id=?";
String[] selectionArgs = new String[] {
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.InvariantCultureIgnoreCase))
{
// Return the remote address
if (IsGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(GetDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Path);
}
return(null);
}
public static string ToPhysicalPath(this Uri uri, Context ctx)
{
var isKitkat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
var isDocumentUri = DocumentsContract.IsDocumentUri(ctx, uri);
var isTreeUri = DocumentsContract.IsTreeUri(uri);
if (isKitkat && (isDocumentUri || isTreeUri))
{
var rootUri = isDocumentUri
? DocumentsContract.GetDocumentId(uri)
: DocumentsContract.GetTreeDocumentId(uri);
if (uri.Authority == "com.android.localstorage.documents")
{
return(rootUri);
}
if (uri.Authority == "com.android.externalstorage.documents")
{
var splitDocumentId = rootUri.Split(':');
var type = splitDocumentId[0];
if (string.Compare(type, "primary", StringComparison.InvariantCultureIgnoreCase) == 0)
{
return(Path.Combine(Android.OS.Environment.ExternalStorageDirectory.Path, splitDocumentId[1]));
}
// Handle non-primary
//! TODO: This is absolutely disgusting but android offers no easy way to obtain a path to a directory from an Uri to a directory.
//! I'm not even sure this is portable.
var contentUri = MediaStore.Files.GetContentUri(type);
var cursor = ctx.ContentResolver.Query(contentUri, null, null, null, null);
if (cursor != null && cursor.MoveToFirst())
{
var path = cursor.GetString(0);
cursor.Close();
return(path);
}
else
{
return("/storage/" + rootUri.Replace(':', '/'));
}
return(contentUri.ToPhysicalPath(ctx));
}
if (uri.Authority == "com.android.providers.downloads.documents")
{
var contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), long.Parse(rootUri));
return(ctx.GetDataColumn(contentUri, MediaStore.MediaColumns.Data, null, null));
}
if (uri.Authority == "com.android.providers.media.documents")
{
var splitDocumentId = rootUri.Split(':');
var type = splitDocumentId[0];
Uri contentUri = null;
if ("image" == type)
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video" == type)
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio" == type)
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
return(ctx.GetDataColumn(contentUri, MediaStore.MediaColumns.Data, "_id?=", splitDocumentId[1]));
}
}
// MediaStore and general
else if (uri.Scheme == "content")
{
if (uri.Authority == "com.google.android.apps.photos.content")
{
return(uri.LastPathSegment);
}
return(ctx.GetDataColumn(uri, MediaStore.MediaColumns.Data, null, null));
}
else if (uri.Scheme == "file")
{
return(uri.Path);
}
return("");
}
internal static String GetPathFromURI(Context context, Android.Net.Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
String[] split = docId.Split(':');
String type = split[0];
if ("primary".Equals(type, StringComparison.InvariantCultureIgnoreCase))
{
return(Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
String id = DocumentsContract.GetDocumentId(uri);
Android.Net.Uri contentUri = ContentUris.WithAppendedId(Android.Net.Uri.Parse("content://downloads/public_downloads"), (long)Convert.ToDouble(id));
return(GetDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if (IsMediaDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
String[] split = docId.Split(':');
String type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
String selection = "_id=?";
String[] selectionArgs = new String[] { split[1] };
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
{
return(GetDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
{
return(uri.Path);
}
return(null);
}
/// <summary>
/// Tries to find a file system path for given Uri. Note that this isn't always possible,
/// since the content referenced by the Uri may not be stored on a file system, but is
/// returned by the responsible app by using a ContentProvider. In this case, the method
/// returns null, and access to the content is only possible by opening a stream.
/// </summary>
/// <param name="context">Android context to access content resolver</param>
/// <param name="uri">Uri to use</param>
/// <returns>full file system path, or null</returns>
public static string GetPath(Context context, Android.Net.Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
var type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
return(context.GetExternalFilesDir(null) + "/" + split[1]);
}
// TODO handle non-primary volumes
}
else if (IsDownloadsDocument(uri))
{
// android 11 使用原来的方法已无法获取，采用先获取文件名，再合成路径
string fileName = GetFileName(context, uri);
if (!string.IsNullOrEmpty(fileName))
{
return(System.IO.Path.Combine(GetDownloadsPath(), fileName));
}
// DownloadsProvider
string id = DocumentsContract.GetDocumentId(uri);
if (!string.IsNullOrEmpty(id) && id.StartsWith("raw:"))
{
return(id.Substring(4));
}
string[] contentUriPrefixesToTry = new string[]
{
"content://downloads/public_downloads",
"content://downloads/my_downloads",
"content://downloads/all_downloads",
};
foreach (string contentUriPrefix in contentUriPrefixesToTry)
{
Android.Net.Uri contentUri = ContentUris.WithAppendedId(
Android.Net.Uri.Parse(contentUriPrefix), long.Parse(id));
try
{
var path = GetDataColumn(context, contentUri, null, null);
if (path != null)
{
return(path);
}
}
catch (Exception)
{
// ignore exception; path can't be retrieved using ContentResolver
}
}
}
else if (IsMediaDocument(uri))
{
// MediaProvider
var docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
var type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
var selection = "_id=?";
var selectionArgs = new string[]
{
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
if (IsMediaStore(uri.Scheme))
{
return(GetDataColumn(context, uri, null, null));
}
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
public static string GetActualPathFromFile(Android.Net.Uri uri, Context context)
{
bool isKitKat = Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (isExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
string[] split = docId.Split(chars);
string type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
return Android.OS.Environment.ExternalStorageDirectory + "/" + split[1];
}
}
// DownloadsProvider
else if (isDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Android.Net.Uri contentUri = ContentUris.WithAppendedId(
Android.Net.Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
//System.Diagnostics.Debug.WriteLine(contentUri.ToString());
return getDataColumn(context, contentUri, null, null);
}
// MediaProvider
else if (isMediaDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
String[] split = docId.Split(chars);
String type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
String selection = "_id=?";
String[] selectionArgs = new String[]
{
split[1]
};
return getDataColumn(context, contentUri, selection, selectionArgs);
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
// Return the remote address
if (isGooglePhotosUri(uri))
return uri.LastPathSegment;
return getDataColumn(context, uri, null, null);
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return uri.Path;
}
return null;
}
public static string GetPath(Context context, Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider (da Kitkat in su)
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(":");
string type = split[0];
if (type.Equals("primary", System.StringComparison.InvariantCultureIgnoreCase))
{
if (split.Length > 1)
{
return(System.IO.Path.Combine(ExtractExternalStorageFolderRoot(context.GetExternalFilesDir(null).AbsolutePath), split[1]));
}
else
{
return(ExtractExternalStorageFolderRoot(context.GetExternalFilesDir(null).AbsolutePath) + Java.IO.File.Separator);
}
}
Java.IO.File[] externalPaths = Android.App.Application.Context.GetExternalFilesDirs(null);
if (externalPaths.Length <= 1)
{
throw new System.Exception("Unable to access to the external storage");
}
// SDCard è in posizione 1
return(System.IO.Path.Combine(ExtractExternalStorageFolderRoot(externalPaths[1].AbsolutePath), split[1]));
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Uri contentUri = ContentUris.WithAppendedId(
Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if (IsMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(":");
string type = split[0];
Uri contentUri = null;
if (type.Equals("image"))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if (type.Equals("video"))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if (type.Equals("audio"))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] {
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (generale)
else if (uri.Scheme.Equals("content", System.StringComparison.InvariantCultureIgnoreCase))
{
if (IsGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(GetDataColumn(context, uri, null, null));
}
// File
else if (uri.Scheme.Equals("file", System.StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Path);
}
throw new System.Exception("Unable to compute the real path of uri: " + uri.Path);
}
//MaX Add
public string getPathFromUri(Context context, Android.Net.Uri uri)
{
if (uri == null)
{
return(null);
}
// 判斷是否為Android 4.4之後的版本
bool after44 = (Int32)Build.VERSION.SdkInt >= 19;
if (after44 && DocumentsContract.IsDocumentUri(context, uri))
{
// 如果是Android 4.4之後的版本，而且屬於文件URI
string authority = uri.Authority;
// 判斷Authority是否為本地端檔案所使用的
if ("com.android.externalstorage.documents".Equals(authority))
{
// 外部儲存空間
string docId = DocumentsContract.GetDocumentId(uri);
string[] divide = docId.Split(':');
string type = divide[0];
if ("primary".Equals(type))
{
return(Android.OS.Environment.ExternalStorageDirectory + "/" + divide[1]);
}
}
else if ("com.android.providers.downloads.documents".Equals(authority))
{
// 下載目錄
string docId = DocumentsContract.GetDocumentId(uri);
Android.Net.Uri downloadUri = ContentUris.WithAppendedId(Android.Net.Uri.Parse("content://downloads/public_downloads"), Long.ParseLong(docId));
return(queryAbsolutePath(context, downloadUri));
}
else if ("com.android.providers.media.documents".Equals(authority))
{
// 圖片、影音檔案
string docId = DocumentsContract.GetDocumentId(uri);
string[] divide = docId.Split(':');
string type = divide[0];
Android.Net.Uri mediaUri = null;
if ("image".Equals(type))
{
mediaUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
mediaUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
mediaUri = MediaStore.Audio.Media.ExternalContentUri;
}
else
{
return(null);
}
mediaUri = ContentUris.WithAppendedId(mediaUri, Long.ParseLong(divide[1]));
return(queryAbsolutePath(context, mediaUri));
}
}
else
{
// 如果是一般的URI
string scheme = uri.Scheme;
string path = null;
if ("content".Equals(scheme))
{
// 內容URI
path = queryAbsolutePath(context, uri);
}
else if ("file".Equals(scheme))
{
// 檔案URI
path = uri.Path;
}
return(path);
//return createFileObjFromPath(path, mustCanRead);
}
return(null);
}
private static string getRealPathFromUri_AboveApi19(Context context, Android.Net.Uri uri)
{
if (DocumentsContract.IsDocumentUri(context, uri))
{
if (isExternalStorageDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(":");
var type = split[0];
if ("primary" == (type))
{
return(Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
else if (isDownloadsDocument(uri))
{
var id = DocumentsContract.GetDocumentId(uri);
var contentUri = ContentUris.WithAppendedId(
Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(getDataColumn(context, contentUri, null, null));
}
else if (isMediaDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(":");
var type = split[0];
Uri contentUri;
if ("image" == (type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video" == (type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio" == (type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
else
{
contentUri = MediaStore.Files.GetContentUri("external");
}
var selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
return(getDataColumn(context, contentUri, selection, selectionArgs));
}
}
else if ("content" == (uri.Scheme))
{
return(getDataColumn(context, uri, null, null));
}
else if ("file" == (uri.Scheme))
{
return(uri.Path);
}
return(null);
}
private static string GetRealPathFromURI_API19(Context context, Uri uri)
{
var isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
if (IsExternalStorageDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
if (string.Equals(type, "primary", StringComparison.OrdinalIgnoreCase))
{
return(Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
else if (IsDownloadsDocument(uri))
{
var id = DocumentsContract.GetDocumentId(uri);
var contentUri = ContentUris.WithAppendedId(
Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(context, contentUri, null, null));
}
else if (IsMediaDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
Uri contentUri = null;
switch (type)
{
case "image":
contentUri = MediaStore.Images.Media.ExternalContentUri;
break;
case "video":
contentUri = MediaStore.Video.Media.ExternalContentUri;
break;
case "audio":
contentUri = MediaStore.Audio.Media.ExternalContentUri;
break;
}
const string selection = "_id=?";
var selectionArgs = new[]
{
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
else if (string.Equals("content", uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(IsGooglePhotoUri(uri) ? uri.LastPathSegment : GetDataColumn(context, uri, null, null));
}
else if (string.Equals("file", uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
// found API version variations at http://hmkcode.com/android-display-selected-image-and-its-real-path/
// private string GetPathToImageApi19(Uri uri)
// {
// string path = uri.Path;
// if (!DocumentsContract.IsDocumentUri(Application.Context, uri))
// return path;
// string wholeId = DocumentsContract.GetDocumentId(uri);
// string id = wholeId.Split(new[] {':'})[1];
// string[] column = {MediaStore.Images.Media.InterfaceConsts.Data};
// string sel = MediaStore.Images.Media.InterfaceConsts.Id + "=?";
// using (var cursor = ContentResolver.Query(MediaStore.Images.Media.ExternalContentUri, column, sel,
// new string[] {id}, null))
// {
// int columnIndex = cursor.GetColumnIndex(column[0]);
// if (cursor.MoveToFirst())
// path = cursor.GetString(columnIndex);
// cursor.Close();
// }
// return path;
// }
//
// private string GetPathToImage(Uri uri)
// {
// string path = uri.Path;
// // The projection contains the columns we want to return in our query.
// string[] projection = new[] { MediaStore.Images.Media.InterfaceConsts.Data };
// using (var cursor = ContentResolver.Query(uri, projection, null, null, null))
// {
// if (cursor != null && cursor.MoveToFirst())
// {
// int columnIndex = cursor.GetColumnIndexOrThrow(Android.Provider.MediaStore.Images.Media.InterfaceConsts.Data);
// path = cursor.GetString(columnIndex);
// }
// }
// return path;
// }
// found this method at http://stackoverflow.com/questions/31715181/android-get-image-path
// and converted it for Xamarin. Covers more options than the previous and seems to be working well.
public string GetPath(Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(Application.Context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(new char[] { ':' });
string type = split[0];
if (type.ToLower() == "primary")
{
return(Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(Application.Context, contentUri, null, null));
}
// MediaProvider
else if (IsMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(new char[] { ':' });
string type = split[0];
Uri contentUri = null;
if (type == "image")
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if (type == "video")
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if (type == "audio")
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new String[] { split[1] };
return(GetDataColumn(Application.Context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if (uri.Scheme.ToLower() == "content")
{
// Return the remote address
if (IsGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(GetDataColumn(Application.Context, uri, null, null));
}
// File
else if (uri.Scheme.ToLower() == "file")
{
return(uri.Path);
}
return(null);
}
/// <summary>
/// Main feature. Return actual path for file from uri.
/// </summary>
/// <param name="uri">File's uri</param>
/// <param name="context">Current context</param>
/// <returns>Actual path</returns>
public static string GetActualPathForFile(global::Android.Net.Uri uri, Context context)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
string[] split = docId.Split(chars);
string type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
return(global::Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
// Google Drive
else if (IsDiskContentUri(uri))
{
return(GetDriveFileAbsolutePath(context, uri));
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
try
{
string id = DocumentsContract.GetDocumentId(uri);
if (!TextUtils.IsEmpty(id))
{
if (id.StartsWith("raw:"))
{
return(id.Replace("raw:", ""));
}
string[] contentUriPrefixesToTry = new string[] {
"content://downloads/public_downloads",
"content://downloads/my_downloads",
"content://downloads/all_downloads"
};
string path = null;
foreach (string contentUriPrefix in contentUriPrefixesToTry)
{
global::Android.Net.Uri contentUri = ContentUris.WithAppendedId(
global::Android.Net.Uri.Parse(contentUriPrefix), long.Parse(id));
path = GetDataColumn(context, contentUri, null, null);
if (!string.IsNullOrEmpty(path))
{
return(path);
}
}
// path could not be retrieved using ContentResolver, therefore copy file to accessible cache using streams
string fileName = GetFileName(context, uri);
Java.IO.File cacheDir = GetDocumentCacheDir(context);
Java.IO.File file = GenerateFileName(fileName, cacheDir);
if (file != null)
{
path = file.AbsolutePath;
SaveFileFromUri(context, uri, path);
//CopyFileAsync(context, uri, path);
}
// last try
if (string.IsNullOrEmpty(path))
{
return(global::Android.OS.Environment.ExternalStorageDirectory.ToString() + "/Download/" + GetFileName(context, uri));
}
return(path);
}
}
catch
{
return(global::Android.OS.Environment.ExternalStorageDirectory.ToString() + "/Download/" + GetFileName(context, uri));
}
}
// MediaProvider
else if (IsMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
string[] split = docId.Split(chars);
string type = split[0];
global::Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
// Return the remote address
if (IsGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
// Google Disk document .legacy
if (IsDiskLegacyContentUri(uri))
{
return(GetDriveFileAbsolutePath(context, uri));
}
return(GetDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
public static string GetPathToImage(Activity activity, Android.Net.Uri uri)
{
Boolean isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(activity, uri))
{
if (isExternalStorageDocument(uri))
{
string docID = DocumentsContract.GetDocumentId(uri);
string[] split = docID.Split(':');
string type = split[0];
if (type.Equals("primary", StringComparison.OrdinalIgnoreCase))
{
return((string)Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]);
}
}
else if (isDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Android.Net.Uri contentUri = ContentUris.WithAppendedId(Android.Net.Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(getDataColumn(activity, contentUri, null, null));
}
else if (isMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
Android.Net.Uri contentUri = null;
switch (type.ToLower())
{
case "image":
contentUri = MediaStore.Images.Media.ExternalContentUri;
break;
case "video":
contentUri = MediaStore.Video.Media.ExternalContentUri;
break;
case "audio":
contentUri = MediaStore.Audio.Media.ExternalContentUri;
break;
}
string selection = "_id?";
string[] selectionArgs = new string[] { split[1] };
return(getDataColumn(activity, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if (uri.Scheme.Equals("content", StringComparison.OrdinalIgnoreCase))
{
return(getDataColumn(activity, uri, null, null));
}
// File
else if (uri.Scheme.Equals("file", StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
private void SetNotifySoundPathWithUri(Android.Net.Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat;
if (isKitKat && DocumentsContract.IsDocumentUri(this, uri))
{
// ExternalStorageProvider
if (isExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
string[] split = docId.Split(chars);
string type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
streamerData.NotifySoundPath = Android.OS.Environment.ExternalStorageDirectory + "/" + split[1];
return;
}
}
// DownloadsProvider
else if (isDownloadsDocument(uri))
{
var id = DocumentsContract.GetDocumentId(uri);
if (id != null && id.StartsWith("raw:"))
{
streamerData.NotifySoundPath = id.Substring(4);
return;
}
String[] contentUriPrefixesToTry = new String[] {
"content://downloads/public_downloads",
"content://downloads/my_downloads",
"content://downloads/all_downloads"
};
foreach (String contentUriPrefix in contentUriPrefixesToTry)
{
Uri contentUri = ContentUris.WithAppendedId(Uri.Parse(contentUriPrefix), long.Parse(id));
try
{
String path = getDataColumn(this, contentUri, null, null);
if (path != null)
{
streamerData.NotifySoundPath = path;
return;
}
}
catch (Exception e) { }
}
var builder = new AlertDialog.Builder(this);
builder.SetTitle(Resource.String.app_name);
builder.SetMessage(Resource.String.need_to_copy_to_local);
builder.SetPositiveButton(Resource.String.yes, (ev, ct) =>
{
try
{
Stream stream = ContentResolver.OpenInputStream(uri);
var data = AndroidPlatformUtils.ReadFully(stream);
stream.Close();
var notify = Path.Combine(PlatformUtils.Instance.GetConfigBasePath(), "notify");
PlatformUtils.Instance.EnsureDirectory(notify);
streamerData.NotifySoundPath = Path.Combine(notify, streamerData.Id);
PlatformUtils.Instance.WriteAllBytes(streamerData.NotifySoundPath, data);
}
catch
{
streamerData.NotifySoundPath = null;
}
});
builder.SetNegativeButton(Resource.String.no, (ev, ct) =>
{
});
builder.Show();
return;
}
// MediaProvider
else if (isMediaDocument(uri))
{
String docId = DocumentsContract.GetDocumentId(uri);
char[] chars = { ':' };
String[] split = docId.Split(chars);
String type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
String selection = "_id=?";
String[] selectionArgs = new String[]
{
split[1]
};
streamerData.NotifySoundPath = getDataColumn(this, contentUri, selection, selectionArgs);
return;
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
// Return the remote address
if (isGooglePhotosUri(uri))
{
streamerData.NotifySoundPath = uri.LastPathSegment;
return;
}
streamerData.NotifySoundPath = getDataColumn(this, uri, null, null);
return;
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
streamerData.NotifySoundPath = uri.Path;
return;
}
}
public static string GetFilePath(this Uri uri, Context context)
{
try
{
var isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
return(Environment.GetExternalStoragePublicDirectory(type) + "/" + split[1]);
}
// DownloadsProvider
if (IsDownloadsDocument(uri))
{
var id = DocumentsContract.GetDocumentId(uri);
var contentUri = ContentUris.WithAppendedId(
Uri.Parse("content://downloads/public_downloads"), Long.ParseLong(id));
return(GetDataColumn(context, contentUri, null, null));
}
// MediaProvider
if (IsMediaDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
Uri contentUri = null;
switch (type)
{
case "image":
contentUri = MediaStore.Images.Media.ExternalContentUri;
break;
case "video":
contentUri = MediaStore.Video.Media.ExternalContentUri;
break;
case "audio":
contentUri = MediaStore.Audio.Media.ExternalContentUri;
break;
}
const string selection = "_id=?";
var selectionArgs = new[]
{
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else
{
switch (uri.Scheme)
{
case "content":
return(GetDataColumn(context, uri, null, null));
case "file":
return(uri.Path);
}
}
return(null);
}
catch (Exception e)
{
Debug.WriteLine($"[Uri.GetPath Extension error]\n{e.Message}\n{e.StackTrace}");
return(null);
}
}
/**
* Get a file path from a Uri. This will get the the path for Storage Access
* Framework Documents, as well as the _data field for the MediaStore and
* other file-based ContentProviders.
*
* @param context The context.
* @param uri The Uri to query.
* @author paulburke
*/
// @SuppressLint("NewApi")
public static string GetRealPathFromURI_API19(Context context, Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (isExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
if ("primary".Equals(type, StringComparison.InvariantCultureIgnoreCase))
{
return(Environment.ExternalStorageDirectory + "/" + split[1]);
}
// TODO handle non-primary volumes
}
// DownloadsProvider
else if (isDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Uri contentUri;
try
{
long iid = long.Parse(id);
contentUri = ContentUris.WithAppendedId(
Uri.Parse("content://downloads/public_downloads"), iid);
}
catch
{
return(id);
}
return(getDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if (isMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
return(getDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".Equals(uri.Scheme, StringComparison.InvariantCultureIgnoreCase))
{
// Return the remote address
if (isGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(getDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Path);
}
return(null);
}
public static string GetUriRealPath(Context context, Uri uri)
{
if (uri == null)
{
return(null);
}
string ret = "";
if (context != null)
{
if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
ret = "com.google.android.apps.photos.content".Equals(uri.Authority) ? uri.LastPathSegment : GetRealPathFromMediaStore(context, uri, null);
}
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
ret = uri.Path;
}
else if (DocumentsContract.IsDocumentUri(context, uri)) // Document uri
{
var documentId = DocumentsContract.GetDocumentId(uri);
var uriAuthority = uri.Authority;
if ("com.android.providers.media.documents".Equals(uriAuthority))
{
string[] idArr = documentId.Split(':');
if (idArr.Length == 2)
{
var docType = idArr[0];
var realDocId = idArr[1];
var mediaContentUri = MediaStore.Images.Media.ExternalContentUri;
switch (docType)
{
case "image":
mediaContentUri = MediaStore.Images.Media.ExternalContentUri;
break;
case "video":
mediaContentUri = MediaStore.Video.Media.ExternalContentUri;
break;
case "audio":
mediaContentUri = MediaStore.Audio.Media.ExternalContentUri;
break;
}
var whereClause = MediaStore.Images.ImageColumns.Id + " = " + realDocId;
ret = GetRealPathFromMediaStore(context, mediaContentUri, whereClause);
}
}
else if ("com.android.providers.downloads.documents".Equals(uriAuthority))
{
var downloadUri = Uri.Parse("content://downloads/public_downloads");
var downloadUriAppendId = ContentUris.WithAppendedId(downloadUri, long.Parse(documentId));
ret = GetRealPathFromMediaStore(context, downloadUriAppendId, null);
}
else if ("com.android.externalstorage.documents".Equals(uriAuthority))
{
string[] idArr = documentId.Split(':');
if (idArr.Length == 2)
{
var type = idArr[0];
var realDocId = idArr[1];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
ret = Environment.ExternalStorageDirectory + "/" + realDocId;
}
}
}
}
}
return(ret);
}
public static string GetMediaPath(Context context, Uri uri)
{
bool afterKitKat = Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Kitkat;
if (afterKitKat && DocumentsContract.IsDocumentUri(context, uri)) // DocumentProvider
{
string docId = DocumentsContract.GetDocumentId(uri);
if (IsExternalStorageDocument(uri)) // ExternalStorageProvider
{
string[] split = docId.Split(':');
string type = split[0];
if (string.Equals(type, "primary", StringComparison.OrdinalIgnoreCase))
{
return(Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]);
}
// TODO handle non-primary volumes
}
else if (IsDownloadsDocument(uri)) // DownloadsProvider
{
long id;
if (!long.TryParse(docId, out id))
{
return(null);
}
Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), id);
return(GetDataColumn(context, contentUri, null, null));
}
else if (IsMediaDocument(uri)) // MediaProvider
{
string[] split = docId.Split(':');
string type = split[0];
Uri contentUri = null;
if (string.Equals(type, "image", StringComparison.OrdinalIgnoreCase))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if (string.Equals(type, "video", StringComparison.OrdinalIgnoreCase))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if (string.Equals(type, "audio", StringComparison.OrdinalIgnoreCase))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
else if (string.Equals(uri.Scheme, "content", StringComparison.OrdinalIgnoreCase)) // MediaStore (and general)
{
return(GetDataColumn(context, uri, null, null));
}
else if (string.Equals(uri.Scheme, "file", StringComparison.OrdinalIgnoreCase)) // File
{
return(uri.Path);
}
return(null);
}
public static string getPath(Context context, Android.Net.Uri uri)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (isExternalStorageDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
string [] split = docId.Split(':');
var type = split [0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
return(Android.OS.Environment.ExternalStorageDirectory + "/" + split [1]);
}
// TODO handle non-primary volumes
}
// DownloadsProvider
else if (isDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Android.Net.Uri contentUri = ContentUris.WithAppendedId(
Android.Net.Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(getDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if (isMediaDocument(uri))
{
var docId = DocumentsContract.GetDocumentId(uri);
string [] split = docId.Split(':');
var type = split [0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
var selection = "_id=?";
var selectionArgs = new string [] {
split[1]
};
return(getDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
if (isMediaStore(uri.Scheme))
{
return(getDataColumn(context, uri, null, null));
}
// File
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
return(uri.Path);
}
return(null);
}
public string GetLocalDownloadPath(string uriString)
{
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
Android.Net.Uri uri = Android.Net.Uri.Parse(uriString);
//Uri uri = data.Data;
string path = "";
if (!isKitKat)
{
//the usual function
//path = GetPathToImage(uri);
}
else
{
//Android.App.Application.Contex
//bool isdoc = DocumentsContract.IsDocumentUri(this, uri);
bool isdoc = DocumentsContract.IsDocumentUri(Android.App.Application.Context, uri);
if (isdoc)
{
if (IsGoogleDrive(uri))
{
CopyFile(Android.App.Application.Context, uri);
return(uri.Path);
}
if (IsExternalStorageDocument(uri))
{
CopyFile(Android.App.Application.Context, uri);
////Actually Here i don t know how to handle all possibility.......
//string docId = DocumentsContract.GetDocumentId(uri);
//string[] split = docId.Split(':');
//string type = split[0];
//if ("primary".Equals(type))
//{
// //return Android.OS.Environment.GetExternalStoragePublicDirectory() + "/" + split[1];
// return Environment.GetExternalStoragePublicDirectory().ToString()
// + "/"
// + split[1];
//}
return(uri.Path);
}
else if (IsDownloadsDocument(uri))
{
CopyFile(Android.App.Application.Context, uri);
string id = DocumentsContract.GetDocumentId(uri);
////content://com.android.providers.downloads.documents/document/21
////Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), System.Convert.ToInt64(id));
//Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/my_downloads"), System.Convert.ToInt64(id));
////Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://com.android.providers.downloads.documents/document"), System.Convert.ToInt64(id));
//path = GetDataColumn(Android.App.Application.Context, contentUri, null, null);
string[] contentUriPrefixesToTry = new string[]
{
"content://downloads/public_downloads",
"content://downloads/my_downloads"
};
foreach (string contentUriPrefix in contentUriPrefixesToTry)
{
Android.Net.Uri contentUri = ContentUris.WithAppendedId(
Android.Net.Uri.Parse(contentUriPrefix), long.Parse(id));
try
{
path = GetDataColumn(Android.App.Application.Context, contentUri, null, null);
if (path != null)
{
return(path);
}
}
catch (System.Exception ex)
{
System.Diagnostics.Debug.WriteLine("Image Exception : " + ex.Message);
// ignore exception; path can't be retrieved using ContentResolver
}
}
}
else if (IsMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
path = GetDataColumn(Android.App.Application.Context, contentUri, selection, selectionArgs);
}
}
}
return(path);
}
/// <summary>
/// Method to return File path of a Gallery Image from URI.
/// </summary>
/// <param name="context">The Context.</param>
/// <param name="uri">URI to Convert from.</param>
/// <returns>The Full File Path.</returns>
public static string GetPathFromUri(Context context, DroidUri uri)
{
//check here to KITKAT or new version
// bool isKitKat = Build.VERSION.SdkInt >= Build.VERSION_CODES.Kitkat;
bool isKitKat = Build.VERSION.SdkInt >= BuildVersionCodes.Kitkat;
// DocumentProvider
if (isKitKat && DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (isExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
if (type.Equals("primary", System.StringComparison.InvariantCultureIgnoreCase))
{
return(DroidEnv.ExternalStorageDirectory + "/" + split[1]);
}
}
// DownloadsProvider
else if (isDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
DroidUri ContentUri = ContentUris.WithAppendedId(
DroidUri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(context, ContentUri, null, null));
}
// MediaProvider
else if (isMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
DroidUri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] { split[1] };
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if (uri.Scheme.Equals("content", System.StringComparison.InvariantCultureIgnoreCase))
{
// Return the remote address
if (isGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(GetDataColumn(context, uri, null, null));
}
// File
else if (uri.Scheme.Equals("file", System.StringComparison.InvariantCultureIgnoreCase))
{
return(uri.Path);
}
return(null);
}
/**
* Get the file path for a uri. This is a convoluted way to get the path for an Uri created using the
* StorageAccessFramework. This in no way is the official way to do this but there does not seem to be a better
* way to do this at this point. It is taken from https://github.com/iPaulPro/aFileChooser.
*
* @param context The context of the application
* @param uri The uri of the saved file
* @return The file with path pointing to the saved file. It can return null if we can't resolve the uri properly.
*/
public static string GetFileForUri(Context context, string filePath)
{
var uri = Android.Net.Uri.Parse(filePath);
var csuri = new Uri(uri.ToString());
String path = null;
// DocumentProvider
if (DocumentsContract.IsDocumentUri(context, uri))
{
// ExternalStorageProvider
if (IsExternalStorageDocument(csuri))
{
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
if ("primary".Equals(type, StringComparison.OrdinalIgnoreCase))
{
path = Android.OS.Environment.ExternalStorageState + "/" + split[1];
}
}
else if (IsDownloadsDocument(csuri))
{
// DownloadsProvider
var id = DocumentsContract.GetDocumentId(uri);
var contentUri = ContentUris
.WithAppendedId(
Android.Net.Uri.Parse("content://downloads/public_downloads"),
long.Parse(id));
path = GetDataColumn(context, contentUri, null, null);
}
else if (IsMediaDocument(csuri))
{
// MediaProvider
var docId = DocumentsContract.GetDocumentId(uri);
var split = docId.Split(':');
var type = split[0];
Android.Net.Uri contentUri = null;
if ("image".Equals(type))
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video".Equals(type))
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio".Equals(type))
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
var selection = "_id=?";
var selectionArgs = new[] {
split[1]
};
path = GetDataColumn(context, contentUri, selection, selectionArgs);
}
}
else if ("content".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
// MediaStore (and general)
path = GetDataColumn(context, uri, null, null);
}
else if ("file".Equals(uri.Scheme, StringComparison.OrdinalIgnoreCase))
{
// File
path = uri.Path;
}
return(path);
}
/**
* Get a file path from a Uri. This will get the the path for Storage Access
* Framework Documents, as well as the _data field for the MediaStore and
* other file-based ContentProviders.<br>
* <br>
* Callers should check whether the path is local before assuming it
* represents a local file.
*
* @param context The context.
* @param uri The Uri to query.
* @see #isLocal(string)
* @see #getFile(Context, Uri)
* @author paulburke
*/
public static string GetPath(Context context, Uri uri)
{
#if DEBUG
Log.Debug("FilePathHelper -",
"Authority: " + uri.Authority +
", Fragment: " + uri.Fragment +
", Port: " + uri.Port +
", Query: " + uri.Query +
", Scheme: " + uri.Scheme +
", Host: " + uri.Host +
", Segments: " + uri.PathSegments.ToString()
);
#endif
// DocumentProvider
if (DocumentsContract.IsDocumentUri(context, uri))
{
// LocalStorageProvider
if (IsLocalStorageDocument(uri))
{
// The path is the id
return(DocumentsContract.GetDocumentId(uri));
}
// ExternalStorageProvider
else if (IsExternalStorageDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
if ("primary".ToLower() == type.ToLower())
{
return(Android.OS.Environment.ExternalStorageDirectory + "/" + split[1]);
}
// TODO handle non-primary volumes
}
// DownloadsProvider
else if (IsDownloadsDocument(uri))
{
string id = DocumentsContract.GetDocumentId(uri);
Uri contentUri = ContentUris.WithAppendedId(Uri.Parse("content://downloads/public_downloads"), long.Parse(id));
return(GetDataColumn(context, contentUri, null, null));
}
// MediaProvider
else if (IsMediaDocument(uri))
{
string docId = DocumentsContract.GetDocumentId(uri);
string[] split = docId.Split(':');
string type = split[0];
Uri contentUri = null;
if ("image" == type)
{
contentUri = MediaStore.Images.Media.ExternalContentUri;
}
else if ("video" == type)
{
contentUri = MediaStore.Video.Media.ExternalContentUri;
}
else if ("audio" == type)
{
contentUri = MediaStore.Audio.Media.ExternalContentUri;
}
string selection = "_id=?";
string[] selectionArgs = new string[] {
split[1]
};
return(GetDataColumn(context, contentUri, selection, selectionArgs));
}
}
// MediaStore (and general)
else if ("content".ToLower() == uri.Scheme.ToLower())
{
// Return the remote address
if (IsGooglePhotosUri(uri))
{
return(uri.LastPathSegment);
}
return(GetDataColumn(context, uri, null, null));
}
// File
else if ("file".ToLower() == uri.Scheme.ToLower())
{
return(uri.Path);
}
return(null);
}
private static bool IsDocumentUri(Context context, Uri uri) => DocumentsContract.IsDocumentUri(context, uri);
