public static void ShareVideoOnFacebook(string videoUrl, byte[] previewImage = null, string hashtag = null)
{
Thread.UI.Post(() =>
{
var video = new ShareVideo(new NSCoder())
{
PreviewPhoto = SharePhoto.From(UIImage.LoadFromData(NSData.FromArray(previewImage)), true),
VideoUrl = NSUrl.FromString(videoUrl)
};
var content = new ShareVideoContent {
Video = video
};
if (string.IsNullOrEmpty(hashtag))
{
content.Hashtag = new Hashtag()
{
StringRepresentation = hashtag
}
}
;
var dialog = new ShareDialog
{
Mode = ShareDialogMode.ShareSheet,
FromViewController = (UIViewController)UIRuntime.NativeRootScreen
};
dialog.SetShareContent(content);
dialog.Show();
});
}
public OperationResult ShareVideoFile(string assetPath, List <string> hashtags = null)
{
var url = new NSUrl(assetPath);
var video = ShareVideo.From(url);
var content = new ShareVideoContent();
content.Video = video;
AddTagsToContent(content, hashtags);
return(ShowSharingSheet(content));
}
public static async Task ShareFacebook(UIViewController controller, Post post)
{
var dialog = new ShareDialog();
dialog.FromViewController = controller;
dialog.Mode = ShareDialogMode.Automatic;
if (post.Links.Any())
{
var content = new ShareLinkContent();
content.SetContentUrl(new NSUrl(post.Links.FirstOrDefault().LinkUrl));
dialog.SetShareContent(content);
}
if (post.Images.Any())
{
var content = new SharePhotoContent();
var path = await DownloadFileIfNecessary(post.Images.FirstOrDefault().Url);
content.Photos = new SharePhoto[1] {
SharePhoto.From(UIImage.FromFile(path), true)
};
dialog.SetShareContent(content);
}
if (post.Videos.Any())
{
var path = await DownloadFileIfNecessary(post.Videos.FirstOrDefault().Url);
ALAssetsLibrary library = new ALAssetsLibrary();
library.WriteVideoToSavedPhotosAlbum(NSUrl.FromFilename(path), (arg1, arg2) =>
{
controller.InvokeOnMainThread(() =>
{
var content = new ShareVideoContent();
content.Video = ShareVideo.From(arg1.AbsoluteUrl);
dialog.SetShareContent(content);
dialog.Show();
});
});
}
NSError error = new NSError();
dialog.ValidateWithError(out error);
var result = dialog.Show();
}
void RequestShare(Dictionary <string, object> paramsDictionary)
{
if (paramsDictionary.TryGetValue("content", out object shareContent) && shareContent is FacebookShareContent)
{
ISharingContent content = null;
if (shareContent is FacebookShareLinkContent)
{
FacebookShareLinkContent linkContent = shareContent as FacebookShareLinkContent;
ShareLinkContent sLinkContent = new ShareLinkContent();
if (linkContent.Quote != null)
{
sLinkContent.Quote = linkContent.Quote;
}
if (linkContent.ContentLink != null)
{
sLinkContent.SetContentUrl(linkContent.ContentLink);
}
if (!string.IsNullOrEmpty(linkContent.Hashtag))
{
var shareHashTag = new Hashtag();
shareHashTag.StringRepresentation = linkContent.Hashtag;
sLinkContent.Hashtag = shareHashTag;
}
if (linkContent.PeopleIds != null && linkContent.PeopleIds.Length > 0)
{
sLinkContent.SetPeopleIds(linkContent.PeopleIds);
}
if (!string.IsNullOrEmpty(linkContent.PlaceId))
{
sLinkContent.SetPlaceId(linkContent.PlaceId);
}
if (!string.IsNullOrEmpty(linkContent.Ref))
{
sLinkContent.SetRef(linkContent.Ref);
}
content = sLinkContent;
}
else if (shareContent is FacebookSharePhotoContent)
{
FacebookSharePhotoContent photoContent = shareContent as FacebookSharePhotoContent;
SharePhotoContent sharePhotoContent = new SharePhotoContent();
if (photoContent.Photos != null && photoContent.Photos.Length > 0)
{
List <SharePhoto> photos = new List <SharePhoto>();
foreach (var p in photoContent.Photos)
{
if (p.ImageUrl != null && !string.IsNullOrEmpty(p.ImageUrl.AbsoluteUri))
{
SharePhoto photoFromUrl = SharePhoto.From(p.ImageUrl, true);
if (!string.IsNullOrEmpty(p.Caption))
{
photoFromUrl.Caption = p.Caption;
}
photos.Add(photoFromUrl);
}
if (p.Image != null)
{
UIImage image = null;
var imageBytes = p.Image as byte[];
if (imageBytes != null)
{
using (var data = NSData.FromArray(imageBytes))
image = UIImage.LoadFromData(data);
SharePhoto sPhoto = Facebook.ShareKit.SharePhoto.From(image, true);
if (!string.IsNullOrEmpty(p.Caption))
{
sPhoto.Caption = p.Caption;
}
photos.Add(sPhoto);
}
}
}
if (photos.Count > 0)
{
sharePhotoContent.Photos = photos.ToArray();
}
}
if (photoContent.ContentLink != null)
{
sharePhotoContent.SetContentUrl(photoContent.ContentLink);
}
if (!string.IsNullOrEmpty(photoContent.Hashtag))
{
var shareHashTag = new Hashtag();
shareHashTag.StringRepresentation = photoContent.Hashtag;
sharePhotoContent.SetHashtag(shareHashTag);
}
if (photoContent.PeopleIds != null && photoContent.PeopleIds.Length > 0)
{
sharePhotoContent.SetPeopleIds(photoContent.PeopleIds);
}
if (!string.IsNullOrEmpty(photoContent.PlaceId))
{
sharePhotoContent.SetPlaceId(photoContent.PlaceId);
}
if (!string.IsNullOrEmpty(photoContent.Ref))
{
sharePhotoContent.SetRef(photoContent.Ref);
}
content = sharePhotoContent;
}
else if (shareContent is FacebookShareVideoContent)
{
FacebookShareVideoContent videoContent = shareContent as FacebookShareVideoContent;
ShareVideoContent shareVideoContent = new ShareVideoContent();
if (videoContent.PreviewPhoto != null)
{
if (videoContent.PreviewPhoto.ImageUrl != null && !string.IsNullOrEmpty(videoContent.PreviewPhoto.ImageUrl.AbsoluteUri))
{
SharePhoto photoFromUrl = Facebook.ShareKit.SharePhoto.From(videoContent.PreviewPhoto.ImageUrl, true);
if (!string.IsNullOrEmpty(videoContent.PreviewPhoto.Caption))
{
photoFromUrl.Caption = videoContent.PreviewPhoto.Caption;
}
shareVideoContent.PreviewPhoto = photoFromUrl;
}
if (videoContent.PreviewPhoto.Image != null)
{
UIImage image = null;
var imageBytes = videoContent.PreviewPhoto.Image as byte[];
if (imageBytes != null)
{
using (var data = NSData.FromArray(imageBytes))
image = UIImage.LoadFromData(data);
SharePhoto photo = Facebook.ShareKit.SharePhoto.From(image, true);
if (!string.IsNullOrEmpty(videoContent.PreviewPhoto.Caption))
{
photo.Caption = videoContent.PreviewPhoto.Caption;
}
shareVideoContent.PreviewPhoto = photo;
}
}
}
if (videoContent.Video != null)
{
if (videoContent.Video.LocalUrl != null)
{
shareVideoContent.Video = ShareVideo.From(videoContent.Video.LocalUrl);
}
}
if (videoContent.ContentLink != null)
{
shareVideoContent.SetContentUrl(videoContent.ContentLink);
}
if (!string.IsNullOrEmpty(videoContent.Hashtag))
{
var shareHashTag = new Hashtag();
shareHashTag.StringRepresentation = videoContent.Hashtag;
shareVideoContent.SetHashtag(shareHashTag);
}
if (videoContent.PeopleIds != null && videoContent.PeopleIds.Length > 0)
{
shareVideoContent.SetPeopleIds(videoContent.PeopleIds);
}
if (!string.IsNullOrEmpty(videoContent.PlaceId))
{
shareVideoContent.SetPlaceId(videoContent.PlaceId);
}
if (!string.IsNullOrEmpty(videoContent.Ref))
{
shareVideoContent.SetRef(videoContent.Ref);
}
content = shareVideoContent;
}
if (content != null)
{
ShareAPI.Share(content, this);
}
}
}
protected override void OnCreate(Android.OS.Bundle savedInstanceState)
{
string title = Intent.GetStringExtra("Title");
string description = Intent.GetStringExtra("Description");
string imageUrl = Intent.GetStringExtra("ImageUrl");
string localImagePath = Intent.GetStringExtra("ImagePath");
string localVideoPath = Intent.GetStringExtra("VideoPath");
string link = Intent.GetStringExtra("Link");
base.OnCreate(savedInstanceState);
FacebookSdk.ApplicationId = Droid.DS.FacebookLogin.FacebookAppId;
FacebookSdk.ApplicationName = "";
FacebookSdk.SdkInitialize(ApplicationContext);
callbackManager = CallbackManagerFactory.Create();
fbShareCallback = new FacebookCallback <SharerResult>
{
HandleSuccess = loginResult =>
{
Toast.MakeText(ApplicationContext, "Your post has been shared successfully.", ToastLength.Long).Show();
ShareCompleted(ShareStatus.Success, "Your post has been shared successfully.");
},
HandleCancel = () =>
{
Toast.MakeText(ApplicationContext, "Cancelled", ToastLength.Long).Show();
ShareCompleted(ShareStatus.Cancelled, "User has cancelled.");
},
HandleError = loginError =>
{
Toast.MakeText(ApplicationContext, "Error " + loginError.Message, ToastLength.Long).Show();
ShareCompleted(ShareStatus.Error, loginError.Message);
}
};
ShareContent shareContent = null;
if (!string.IsNullOrWhiteSpace(localImagePath))
{
SharePhoto sharePhoto = (SharePhoto) new SharePhoto.Builder()
.SetBitmap(Android.Graphics.BitmapFactory.DecodeFile(localImagePath))
.SetCaption(title)
.Build();
SharePhotoContent content = new SharePhotoContent.Builder()
.AddPhoto(sharePhoto)
.Build();
shareContent = content; // new ShareMediaContent.Builder().AddMedium(sharePhoto).Build();
}
else if (!string.IsNullOrWhiteSpace(localVideoPath))
{
Android.Net.Uri videoFileUri = Android.Net.Uri.FromFile(new Java.IO.File(localVideoPath));
ShareVideo shareVideo = (ShareVideo) new ShareVideo.Builder()
.SetLocalUrl(videoFileUri)
.Build();
ShareVideoContent content = new ShareVideoContent.Builder()
.SetVideo(shareVideo)
.Build();
shareContent = content;
}
else
{
var contentBuilder = new ShareLinkContent.Builder();
contentBuilder.SetContentTitle(title);
if (!string.IsNullOrWhiteSpace(description))
{
contentBuilder.SetContentDescription(description);
}
if (!string.IsNullOrWhiteSpace(imageUrl))
{
contentBuilder.SetImageUrl(Android.Net.Uri.Parse(imageUrl));
}
if (!string.IsNullOrWhiteSpace(link))
{
contentBuilder.SetContentUrl(Android.Net.Uri.Parse(link));
}
shareContent = contentBuilder.Build();
}
if (ShareDialog.CanShow(shareContent.Class))
{
var shareDialog = new ShareDialog(this);
shareDialog.RegisterCallback(callbackManager, fbShareCallback);
shareDialog.Show(shareContent, ShareDialog.Mode.Automatic);
return;
}
else
{
var FBLoginCallback = new FacebookCallback <LoginResult>
{
HandleSuccess = loginResult =>
{
ShareApi.Share(shareContent, fbShareCallback);
},
HandleCancel = () =>
{
Toast.MakeText(ApplicationContext, "Cancelled", ToastLength.Long).Show();
ShareCompleted(ShareStatus.Cancelled, "User has cancelled.");
},
HandleError = loginError =>
{
LoginManager.Instance.LogOut();
Toast.MakeText(ApplicationContext, "Error " + loginError.Message, ToastLength.Long).Show();
ShareCompleted(ShareStatus.Error, loginError.Message);
}
};
LoginManager.Instance.RegisterCallback(callbackManager, FBLoginCallback);
LoginManager.Instance.LogInWithPublishPermissions(this, new System.Collections.Generic.List <string>()
{
"publish_actions"
});
}
}
