Fix #1459: add script file/id to update descriptors

Author: gmarz

src/Nest/DSL/Bulk/BulkUpdateDescriptor.cs

@@ -20,6 +20,10 @@ public interface IBulkUpdateOperation<TDocument, TPartialDocument> : IBulkOperat
 		string Lang { get; set; }
 
 		string Script { get; set; }
+
+		string ScriptId { get; set; }
+
+		string ScriptFile { get; set; }
 
 		Dictionary<string, object> Params { get; set; }
 	}
@@ -88,6 +92,8 @@ public override object GetBody()
 		public bool? DocAsUpsert { get; set; }
 		public string Lang { get; set; }
 		public string Script { get; set; }
+		public string ScriptId { get; set; }
+		public string ScriptFile { get; set; }
 		public Dictionary<string, object> Params { get; set; }
 	}
 
@@ -112,6 +118,10 @@ public class BulkUpdateDescriptor<TDocument, TPartialDocument> : BulkOperationDe
 
 		string IBulkUpdateOperation<TDocument, TPartialDocument>.Script { get; set; }
 
+		string IBulkUpdateOperation<TDocument, TPartialDocument>.ScriptId { get; set; }
+
+		string IBulkUpdateOperation<TDocument, TPartialDocument>.ScriptFile { get; set; }
+
 		Dictionary<string, object> IBulkUpdateOperation<TDocument, TPartialDocument>.Params { get; set; }
 
 		protected override object GetBulkOperationBody()
@@ -225,6 +235,20 @@ public BulkUpdateDescriptor<TDocument, TPartialDocument> Script(string script)
 			return this;
 		}
 
+		public BulkUpdateDescriptor<TDocument, TPartialDocument> ScriptId(string scriptId)
+		{
+			scriptId.ThrowIfNull("scriptId");
+			Self.ScriptId = scriptId;
+			return this;
+		}
+
+		public BulkUpdateDescriptor<TDocument, TPartialDocument> ScriptFile(string scriptFile)
+		{
+			scriptFile.ThrowIfNull("scriptFile");
+			Self.ScriptFile = scriptFile;
+			return this;
+		}
+
 		public BulkUpdateDescriptor<TDocument, TPartialDocument> Params(Func<FluentDictionary<string, object>, FluentDictionary<string, object>> paramDictionary)
 		{
 			paramDictionary.ThrowIfNull("paramDictionary");

src/Nest/DSL/UpdateDescriptor.cs

@@ -15,6 +15,12 @@ public interface IUpdateRequest<TDocument,TPartialDocument> : IDocumentOptionalP
 		[JsonProperty(PropertyName = "script")]
 		string Script { get; set; }
 
+		[JsonProperty(PropertyName = "script_id")]
+		string ScriptId { get; set; }
+
+		[JsonProperty(PropertyName = "script_file")]
+		string ScriptFile { get; set; }
+
 		[JsonProperty(PropertyName = "lang")]
 		string Language { get; set; }
 
@@ -87,6 +93,7 @@ protected override void UpdatePathInfo(IConnectionSettingsValues settings, Elast
 
 
 		public string Script { get; set; }
+		public string ScriptFile { get; set; }
 		public string Language { get; set; }
 		public Dictionary<string, object> Params { get; set; }
 		public TDocument Upsert { get; set; }
@@ -104,6 +111,10 @@ public partial class UpdateDescriptor<TDocument,TPartialDocument>
 		private IUpdateRequest<TDocument, TPartialDocument> Self { get { return this; } }
 
 		string IUpdateRequest<TDocument, TPartialDocument>.Script { get; set; }
+		
+		string IUpdateRequest<TDocument, TPartialDocument>.ScriptId { get; set; }
+		
+		string IUpdateRequest<TDocument, TPartialDocument>.ScriptFile { get; set; }
 
 		string IUpdateRequest<TDocument, TPartialDocument>.Language { get; set; }
 
@@ -123,6 +134,13 @@ public UpdateDescriptor<TDocument, TPartialDocument> Script(string script)
 			return this;
 		}
 
+		public UpdateDescriptor<TDocument, TPartialDocument> ScriptFile(string scriptFile)
+		{
+			scriptFile.ThrowIfNull("scriptFile");
+			Self.ScriptFile = scriptFile;
+			return this;
+		}
+
 		public UpdateDescriptor<TDocument, TPartialDocument> Params(Func<FluentDictionary<string, object>, FluentDictionary<string, object>> paramDictionary)
 		{
 			paramDictionary.ThrowIfNull("paramDictionary");