public override void FeatureActivated(SPFeatureReceiverProperties properties)
{
SPWebApplication parent = (SPWebApplication)properties.Feature.Parent;
// First step is register the action to the Nintex Workflow database
XmlDocument nwaXml = GetNWADefinition(properties);
ActivityReference newActivityReference = ActivityReference.ReadFromNWA(nwaXml);
ActivityReference action = ActivityReferenceCollection.FindByAdapter(newActivityReference.AdapterType, newActivityReference.AdapterAssembly);
if (action != null)
{
// update the details if the adapter already exists
ActivityReferenceCollection.UpdateActivity(action.ActivityId, newActivityReference.Name, newActivityReference.Description, newActivityReference.Category, newActivityReference.ActivityAssembly, newActivityReference.ActivityType, newActivityReference.AdapterAssembly, newActivityReference.AdapterType, newActivityReference.HandlerUrl, newActivityReference.ConfigPage, newActivityReference.RenderBehaviour, newActivityReference.Icon, newActivityReference.ToolboxIcon, newActivityReference.WarningIcon, newActivityReference.QuickAccess, newActivityReference.ListTypeFilter);
}
else
{
ActivityReferenceCollection.AddActivity(newActivityReference.Name, newActivityReference.Description, newActivityReference.Category, newActivityReference.ActivityAssembly, newActivityReference.ActivityType, newActivityReference.AdapterAssembly, newActivityReference.AdapterType, newActivityReference.HandlerUrl, newActivityReference.ConfigPage, newActivityReference.RenderBehaviour, newActivityReference.Icon, newActivityReference.ToolboxIcon, newActivityReference.WarningIcon, newActivityReference.QuickAccess, newActivityReference.ListTypeFilter);
action = ActivityReferenceCollection.FindByAdapter(newActivityReference.AdapterType, newActivityReference.AdapterAssembly);
}
// Second step is to modify the web.config file to allow use of the activity in declarative workflows
string activityTypeName = string.Empty;
string activityNamespace = string.Empty;
Utility.ExtractNamespaceAndClassName(action.ActivityType, out activityTypeName, out activityNamespace);
AuthorisedTypes.InstallAuthorizedWorkflowTypes(parent, action.ActivityAssembly, activityNamespace, activityTypeName);
// Third step is to activate the action for the farm
ActivityActivationReference reference = new ActivityActivationReference(action.ActivityId, Guid.Empty, Guid.Empty);
reference.AddOrUpdateActivationReference();
}
public override void FeatureDeactivating(SPFeatureReceiverProperties properties)
{
// Retrieve a reference to the parent web application for the feature.
SPWebApplication parent = (SPWebApplication)properties.Feature.Parent;
foreach (var file in GetAllNwaFilesNWADefinition())
{
XmlDocument nwaXml = GetNWADefinition(file);
ActivityReference action = ActivityReference.ReadFromNWA(nwaXml);
if (action != null)
{
// If the feature is not activated in any other web application, remove the action
// definition from the configuration database.
if (!IsFeatureActivatedInAnyWebApp(parent, properties.Definition.Id))
{
ActivityReferenceCollection.RemoveAction(action.ActivityId);
}
// Remove the modification from the web.config file for the web application, to uninstall the
// custom workflow activity from the collection of authorized activity types for the
// web application.
string activityTypeName = string.Empty;
string activityNamespace = string.Empty;
// Extract the type name and namespace name from the value of the ActivityType property.
Utility.ExtractNamespaceAndClassName(action.ActivityType, out activityTypeName, out activityNamespace);
// Identify and remove the modification from the web.config file.
Collection <SPWebConfigModification> modifications = parent.WebConfigModifications;
foreach (SPWebConfigModification modification in modifications)
{
// If the modification was added by Nintex Workflow, compare the assembly, namespace, and type of the workflow activity to the collection of
// authorized activity types in the modification. If they match, remove the modification.
// NOTE: AuthorizedTypes.OWNER_TOKEN is the owner token for any modification added by
// Nintex Workflow.
if (modification.Owner == AuthorisedTypes.OWNER_TOKEN)
{
if (IsAuthorizedTypeMatch(modification.Value, action.ActivityAssembly, activityTypeName, activityNamespace))
{
// Remove the modification.
modifications.Remove(modification);
// Apply the updated modifications to the SharePoint farm containing the web application.
parent.Farm.Services.GetValue <SPWebService>().ApplyWebConfigModifications();
break;
}
}
}
}
}
}
public override void FeatureActivated(SPFeatureReceiverProperties properties)
{
// Retrieve a reference to the parent web application for the feature.
SPWebApplication parent = (SPWebApplication)properties.Feature.Parent;
foreach (var file in GetAllNwaFilesNWADefinition())
{
// Retrieve the contents of the action definition file.
XmlDocument nwaXml = GetNWADefinition(file);
// Instantiate an ActivityReference object from the action definition file.
ActivityReference newActivityReference = ActivityReference.ReadFromNWA(nwaXml);
// Attempt to instantiate an ActivityReference object from the the workflow action adapter
// identified by the AdapterType and AdapterAssembly elements from the action definition file.
// For new deployments, action is set to null; otherwise, the existing ActivityReference
// for the custom workflow action is retrieved.
ActivityReference action = ActivityReferenceCollection.FindByAdapter(
newActivityReference.AdapterType, newActivityReference.AdapterAssembly);
// If the custom workflow action has been previously deployed,
// update the ActivityReference for the custom action; otherwise,
// add a new Activityreference for the custom action and then
// instantiate it.
if (action != null)
{
// Update the ActivityReference for the custom workflow action.
ActivityReferenceCollection.UpdateActivity(
action.ActivityId,
newActivityReference.Name,
newActivityReference.Description,
newActivityReference.Category,
newActivityReference.ActivityAssembly,
newActivityReference.ActivityType,
newActivityReference.AdapterAssembly,
newActivityReference.AdapterType,
newActivityReference.HandlerUrl,
newActivityReference.ConfigPage,
newActivityReference.RenderBehaviour,
newActivityReference.Icon,
newActivityReference.ToolboxIcon,
newActivityReference.WarningIcon,
newActivityReference.QuickAccess,
newActivityReference.ListTypeFilter);
}
else
{
// Add a new ActivityReference for the custom workflow action.
ActivityReferenceCollection.AddActivity(
newActivityReference.Name,
newActivityReference.Description,
newActivityReference.Category,
newActivityReference.ActivityAssembly,
newActivityReference.ActivityType,
newActivityReference.AdapterAssembly,
newActivityReference.AdapterType,
newActivityReference.HandlerUrl,
newActivityReference.ConfigPage,
newActivityReference.RenderBehaviour,
newActivityReference.Icon,
newActivityReference.ToolboxIcon,
newActivityReference.WarningIcon,
newActivityReference.QuickAccess,
newActivityReference.ListTypeFilter);
// Instantiate the newly-added ActivityReference.
action = ActivityReferenceCollection.FindByAdapter(
newActivityReference.AdapterType, newActivityReference.AdapterAssembly);
}
// Add a modification to the web.config file for the web application, to install the
// custom workflow activity to the collection of authorized activity types for the
// web application.
string activityTypeName = string.Empty;
string activityNamespace = string.Empty;
// Extract the type name and namespace name from the value of the ActivityType property.
Utility.ExtractNamespaceAndClassName(action.ActivityType, out activityTypeName, out activityNamespace);
// Add the assembly, namespace, and type of the workflow activity to the collection of
// authorized activity types for the web application.
// Activate the custom workflow action.
ActivityActivationReference reference = new ActivityActivationReference(
action.ActivityId, Guid.Empty, Guid.Empty);
reference.AddOrUpdateActivationReference();
}
}