Embed an image in a post SharePoint Server 2013 using CSOM

Steps

• Open Visual Studio in your system
• Select Console Applciation template and give as name .
• Add a Microsoft.Cleint Assembly refrence file in right side refrence tab in visual studio.
• Replace Program.cs with the source code

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.SharePoint.Client;
using Microsoft.SharePoint.Client.Social;
namespace EmbedImageInPost
{
   class Program
   {
      static void Main(string[] args)
      {
        // Replace the following placeholder values with the actual values.
        const string serverUrl = "http://gauti.sharepoint.com/sp";
        const string imageUrl = "http://gauti.sharepoint .com/Shared%20Documents/testimage.jpg";
        // Define the image attachment that you want to embed in the post.
        SocialAttachment attachment = new SocialAttachment()
         {
            AttachmentKind = SocialAttachmentKind.Image,
            Uri = imageUrl
         };

      // Define properties for the post and add the attachment.
      SocialPostCreationData postCreationData = new SocialPostCreationData();
      postCreationData.ContentText = "Look at this!";
      postCreationData.Attachment = attachment;

   try
   {
      // Get the context and the SocialFeedManager instance.
      ClientContext clientContext = new ClientContext(serverUrl);
      SocialFeedManager feedManager = new SocialFeedManager(clientContext);
      // Publish the post. This is a root post to the user's feed, so specify
      // null for the targetId parameter.
      feedManager.CreatePost(null, postCreationData);
      clientContext.ExecuteQuery();
      Console.Write("The post was published.");
      Console.ReadLine();
   }
   catch (Exception ex)
      {
      Console.Write("Error publishing the post: " + ex.Message);
      Console.ReadLine();
      }
   }
 }
}

Hit F5 and check the output .

 

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