Esempio n. 1
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        /// <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 ExecutePreValidateSalesOrderDelete(LocalPluginContext localContext)
        {
            if (localContext == null)
            {
                throw new ArgumentNullException("localContext");
            }

            IPluginExecutionContext context = localContext.PluginExecutionContext;
            IOrganizationService    service = localContext.OrganizationService;
            ITracingService         trace   = localContext.TracingService;
            var    SalesOrderTargetEntity   = (EntityReference)context.InputParameters["Target"];
            string message = context.MessageName;
            string error   = "";

            try
            {
                SalesOrderHandler SalesOrderHandler = new SalesOrderHandler(service, trace);

                EntityCollection SalesOrderCollection = CommonHandler.RetrieveRecordsByOneValue(SalesOrderTargetEntity.LogicalName, "salesorderid", SalesOrderTargetEntity.Id, service,
                                                                                                null, OrderType.Ascending, new[] { "salesorderid", "gsc_statuscopy", "quoteid" });

                if (SalesOrderCollection.Entities.Count > 0)
                {
                    if (SalesOrderHandler.ValidateDelete(SalesOrderCollection.Entities[0]) == false)
                    {
                        throw new InvalidPluginExecutionException("Sales order record(s) cannot be deleted.");
                    }
                }
            }

            catch (Exception ex)
            {
                throw new InvalidPluginExecutionException(ex.Message);
            }
        }