/// <summary>
/// Executes the plug-in.
/// </summary>
/// <param name="localContext">The <see cref="LocalPluginContext"/> which contains the
/// <see cref="IPluginExecutionContext"/>,
/// <see cref="IOrganizationService"/>
/// and <see cref="ITracingService"/>
/// </param>
/// <remarks>
/// For improved performance, Microsoft Dynamics CRM caches plug-in instances.
/// The plug-in's Execute method should be written to be stateless as the constructor
/// is not called for every invocation of the plug-in. Also, multiple system threads
/// could execute the plug-in at the same time. All per invocation state information
/// is stored in the context. This means that you should not use global variables in plug-ins.
/// </remarks>
protected void ExecutePreValidatePurchaseOrderCreate(LocalPluginContext localContext)
{
if (localContext == null)
{
throw new ArgumentNullException("localContext");
}
IPluginExecutionContext context = localContext.PluginExecutionContext;
IOrganizationService service = localContext.OrganizationService;
ITracingService trace = localContext.TracingService;
Entity purchaseOrderEntity = (Entity)context.InputParameters["Target"];
string message = context.MessageName;
string error = "";
try
{
VehiclePurchasOrderHandler purchaseOrderHandler = new VehiclePurchasOrderHandler(service, trace);
purchaseOrderHandler.PopulatePurchaseOrderFields(purchaseOrderEntity);
}
catch (Exception ex)
{
throw new InvalidPluginExecutionException(String.Concat("(Exception)\n", ex.Message, Environment.NewLine, ex.StackTrace, Environment.NewLine, error));
}
}
/// <summary>
/// Executes the plug-in.
/// </summary>
/// <param name="localContext">The <see cref="LocalPluginContext"/> which contains the
/// <see cref="IPluginExecutionContext"/>,
/// <see cref="IOrganizationService"/>
/// and <see cref="ITracingService"/>
/// </param>
/// <remarks>
/// For improved performance, Microsoft Dynamics CRM caches plug-in instances.
/// The plug-in's Execute method should be written to be stateless as the constructor
/// is not called for every invocation of the plug-in. Also, multiple system threads
/// could execute the plug-in at the same time. All per invocation state information
/// is stored in the context. This means that you should not use global variables in plug-ins.
/// </remarks>
protected void ExecutePostVehiclePurchaseOrderUpdate(LocalPluginContext localContext)
{
if (localContext == null)
{
throw new ArgumentNullException("localContext");
}
IPluginExecutionContext context = localContext.PluginExecutionContext;
Entity preImageEntity = (context.PreEntityImages != null && context.PreEntityImages.Contains(this.preImageAlias)) ? context.PreEntityImages[this.preImageAlias] : null;
Entity postImageEntity = (context.PostEntityImages != null && context.PostEntityImages.Contains(this.postImageAlias)) ? context.PostEntityImages[this.postImageAlias] : null;
IOrganizationService service = localContext.OrganizationService;
ITracingService trace = localContext.TracingService;
if (!(context.InputParameters.Contains("Target") && context.InputParameters["Target"] is Entity))
{
return;
}
Entity vehiclePurchaseOrder = (Entity)context.InputParameters["Target"];
if (vehiclePurchaseOrder.LogicalName != "gsc_cmn_purchaseorder")
{
return;
}
if (context.Mode == 0) //synchronous plugin
{
try
{
VehiclePurchasOrderHandler vpoHandler = new VehiclePurchasOrderHandler(service, trace);
Entity purchaseOrder = service.Retrieve(vehiclePurchaseOrder.LogicalName, vehiclePurchaseOrder.Id, new ColumnSet(true));
#region pre images
var preDeliveryDate = preImageEntity.Contains("gsc_desireddate") ? preImageEntity.GetAttributeValue <DateTime>("gsc_desireddate")
: (DateTime?)null;
var preApprovalStatus = preImageEntity.Contains("gsc_approvalstatus") ? preImageEntity.GetAttributeValue <OptionSetValue>("gsc_approvalstatus").Value
: 0;
var preImagePOStatus = preImageEntity.GetAttributeValue <OptionSetValue>("gsc_vpostatus") != null
? preImageEntity.GetAttributeValue <OptionSetValue>("gsc_vpostatus").Value
: 0;
#endregion
#region post images
var postDeliveryDate = postImageEntity.Contains("gsc_desireddate") ? postImageEntity.GetAttributeValue <DateTime>("gsc_desireddate")
: (DateTime?)null;
var postApprovalStatus = postImageEntity.Contains("gsc_approvalstatus") ? postImageEntity.GetAttributeValue <OptionSetValue>("gsc_approvalstatus").Value
: 0;
var postImagePOStatus = postImageEntity.GetAttributeValue <OptionSetValue>("gsc_vpostatus") != null
? postImageEntity.GetAttributeValue <OptionSetValue>("gsc_vpostatus").Value
: 0;
#endregion
if (preDeliveryDate != postDeliveryDate)
{
if (vpoHandler.ValidateDesiredDate(postImageEntity) == false)
{
throw new InvalidPluginExecutionException("Delivery date cannot be earlier than Purchase Order creation date.");
}
}
//approval status changed
if (preApprovalStatus != postApprovalStatus)
{
if (postApprovalStatus == 100000003)
{
vpoHandler.GetLevel1ApproverEmails(postImageEntity);
}
}
if (preImagePOStatus != postImagePOStatus)
{
vpoHandler.AdjustProductQuantity(purchaseOrder);
vpoHandler.UpdatePurchaseOrderStatusCopy(postImageEntity);
}
}
catch (Exception ex)
{
if (ex.Message.Contains("Delivery date cannot be earlier than Purchase Order creation date."))
{
throw new InvalidPluginExecutionException(ex.Message);
}
else
{
throw new InvalidPluginExecutionException(String.Concat("(Exception)\n", ex.Message, Environment.NewLine, ex.StackTrace));
}
}
}
}