private string GetContactInfoFromAddress(long address)
{
var uri = Uri.WithAppendedPath(
ContactsContract.PhoneLookup.ContentFilterUri,
Uri.Encode(address.ToString()));
string[] projection =
{
ContactsContract.Contacts.InterfaceConsts.Id,
ContactsContract.Contacts.InterfaceConsts.DisplayName
};
var contactCursor = FetchCursor(uri, projection, null);
if (contactCursor.MoveToFirst())
{
string name;
do
{
var contactId = contactCursor.GetString(
contactCursor.GetColumnIndex(projection[0]));
var emailAddress = GetEmailFromContactId(contactId);
name = contactCursor.GetString(
contactCursor.GetColumnIndex(
projection[1]));
if (!string.IsNullOrEmpty(emailAddress))
{
return($"{name} <{emailAddress}>");
}
} while (contactCursor.MoveToNext());
return(name);
}
else
{
return(address.ToString());
}
}
Bitmap GetPersonPicture(AndroidPerson androidDetails)
{
if (string.IsNullOrEmpty(androidDetails.LookupID))
{
return(null);
}
Bitmap bmp = null;
if (faceCache.TryGet(androidDetails.LookupID, out bmp))
{
return(bmp);
}
var lookupUri = AUri.WithAppendedPath(AUri.WithAppendedPath(ContactsContract.Contacts.ContentLookupUri,
androidDetails.LookupID),
androidDetails.ContactID);
var contactUri = ContactsContract.Contacts.LookupContact(activity.ContentResolver,
lookupUri);
if (contactUri == null)
{
return(null);
}
var photo = ContactsContract.Contacts.OpenContactPhotoInputStream(activity.ContentResolver,
contactUri,
true);
if (photo == null)
{
return(null);
}
bmp = Bitmap.CreateScaledBitmap(BitmapFactory.DecodeStream(photo),
64.ToPixels (),
64.ToPixels (),
true);
faceCache.AddOrUpdate(androidDetails.LookupID, bmp, TimeSpan.FromDays(1));
return(bmp);
}
/// <summary>
/// Returns ContactInfo for the phone number.
/// This may return more than 1 record if they have multiple
/// contacts in their contact database that have the same number.
/// </summary>
/// <param name="phoneNumber">The phone number to look for.</param>
/// <param name="context">The context to run the method under.</param>
/// <returns>A list of possible contacts.</returns>
public static List <ContactInfo> FindContact(string phoneNumber, Context context)
{
var contactInfo = new List <ContactInfo>();
var uri = Uri.WithAppendedPath(
ContactsContract.CommonDataKinds.Phone.ContentFilterUri, Uri.Encode(phoneNumber));
var projection = new[]
{
ContactsContract.CommonDataKinds.Phone.InterfaceConsts.Id,
ContactsContract.CommonDataKinds.Phone.InterfaceConsts.DisplayName
};
var cursor = context.ContentResolver.Query(uri, projection, null, null, null, null);
try
{
if (cursor.MoveToFirst())
{
do
{
contactInfo.Add(new ContactInfo
{
ID = cursor.GetString(cursor.GetColumnIndexOrThrow(projection[0])),
Name = cursor.GetString(cursor.GetColumnIndexOrThrow(projection[1])),
PhoneNumber = phoneNumber
});
} while (cursor.MoveToNext());
}
}
finally
{
cursor.Close();
}
// Return the contact info that we found.
return(contactInfo);
}
protected static Uri IdToUri(long id)
{
var uri = Uri.WithAppendedPath(MediaStore.Images.Media.ExternalContentUri, id.ToString());
return(uri);
}
/// <summary>
/// Try go get output file
/// </summary>
/// <param name="context"></param>
/// <param name="subdir"></param>
/// <param name="name"></param>
/// <param name="isPhoto"></param>
/// <param name="saveToAlbum"></param>
/// <returns></returns>
public static Uri GetOutputMediaFile(Context context, string subdir, string name, bool isPhoto, bool saveToAlbum)
{
subdir = subdir ?? string.Empty;
Uri uri;
if (string.IsNullOrWhiteSpace(name))
{
var timestamp = DateTime.Now.ToString("yyyyMMdd_HHmmss", CultureInfo.InvariantCulture);
if (isPhoto)
{
name = "IMG_" + timestamp + ".jpg";
}
else
{
name = "VID_" + timestamp + ".mp4";
}
}
if ((int)Build.VERSION.SdkInt < 29)
{
var mediaType = (isPhoto) ? Environment.DirectoryPictures : Environment.DirectoryMovies;
var directory = saveToAlbum ? Environment.GetExternalStoragePublicDirectory(mediaType) : context.GetExternalFilesDir(mediaType);
using (var mediaStorageDir = new Java.IO.File(directory, subdir))
{
if (!mediaStorageDir.Exists())
{
if (!mediaStorageDir.Mkdirs())
{
throw new IOException("Couldn't create directory, have you added the WRITE_EXTERNAL_STORAGE permission?");
}
if (!saveToAlbum)
{
// Ensure this media doesn't show up in gallery apps
using (var nomedia = new Java.IO.File(mediaStorageDir, ".nomedia"))
nomedia.CreateNewFile();
}
}
uri = Uri.FromFile(new Java.IO.File(GetUniquePath(mediaStorageDir.Path, name, isPhoto)));
}
}
else
{
var mediaType = (isPhoto) ? Environment.DirectoryPictures : Environment.DirectoryMovies;
var directory = context.GetExternalFilesDir(mediaType);
using (var mediaStorageDir = new Java.IO.File(directory, subdir))
{
mediaStorageDir.Mkdirs();
if (!saveToAlbum)
{
// Ensure this media doesn't show up in gallery apps
using (var nomedia = new Java.IO.File(mediaStorageDir, ".nomedia"))
nomedia.CreateNewFile();
}
uri = Uri.FromFile(new Java.IO.File(GetUniquePath(mediaStorageDir.Path, name, isPhoto)));
}
if (saveToAlbum)
{
uri = (isPhoto) ? MediaStore.Images.Media.ExternalContentUri : MediaStore.Video.Media.ExternalContentUri;
uri = Uri.WithAppendedPath(uri, name);
}
}
return(uri);
}