protected void btnExport_Click(object sender, EventArgs e)
{
RockContext rockContext = new RockContext();
WidgityTypeService widgityTypeService = new WidgityTypeService(rockContext);
var widgityType = widgityTypeService.Get(PageParameter(PageParameterKey.WidgityTypeId).AsInteger());
if (widgityType == null)
{
return;
}
var coder = new EntityCoder(new RockContext());
coder.EnqueueEntity(widgityType, new WidgityTypeExporter());
var container = coder.GetExportedEntities();
Page.EnableViewState = false;
Page.Response.Clear();
Page.Response.ContentType = "application/json";
Page.Response.AppendHeader("Content-Disposition", string.Format("attachment; filename=\"{0}_{1}.json\"", widgityType.Name.MakeValidFileName(), RockDateTime.Now.ToString("yyyyMMddHHmm")));
Page.Response.Write(Newtonsoft.Json.JsonConvert.SerializeObject(container, Newtonsoft.Json.Formatting.Indented));
Page.Response.Flush();
Page.Response.End();
}
/// <summary>
/// Handles the Click event of the btnPreview control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
protected void btnPreview_Click(object sender, EventArgs e)
{
// Clean-up UI
gPreview.Visible = true;
ltImportResults.Text = string.Empty;
RockContext rockContext = new RockContext();
var workflowTypeService = new WorkflowTypeService(rockContext);
var workflowType = workflowTypeService.Get(wtpExport.SelectedValueAsId().Value);
var coder = new EntityCoder(new RockContext());
var exporter = new WorkflowTypeExporter();
coder.EnqueueEntity(workflowType, exporter);
List <PreviewEntity> previewEntities = new List <PreviewEntity>();
foreach (var qe in coder.Entities)
{
string shortType = CodingHelper.GetEntityType(qe.Entity).Name;
if (shortType == "Attribute" || shortType == "AttributeValue" || shortType == "AttributeQualifier" || shortType == "WorkflowActionFormAttribute")
{
continue;
}
var preview = new PreviewEntity
{
Guid = qe.Entity.Guid,
Name = EntityFriendlyName(qe.Entity),
ShortType = shortType,
IsCritical = qe.IsCritical,
IsNewGuid = qe.RequiresNewGuid,
Paths = qe.ReferencePaths.Select(p => p.ToString()).ToList()
};
previewEntities.Add(preview);
}
ViewState["PreviewEntities"] = previewEntities;
BindPreviewGrid();
}
/// <summary>
/// Handles the Click event of the btnExport control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
protected void btnExport_Click(object sender, EventArgs e)
{
RockContext rockContext = new RockContext();
var workflowTypeService = new WorkflowTypeService(rockContext);
var workflowType = workflowTypeService.Get(wtpExport.SelectedValueAsId().Value);
var coder = new EntityCoder(new RockContext());
coder.EnqueueEntity(workflowType, new WorkflowTypeExporter());
var container = coder.GetExportedEntities();
// TODO: This should probably be stored as a BinaryFile and the user given a link to
// click to download.
Page.EnableViewState = false;
Page.Response.Clear();
Page.Response.ContentType = "application/json";
Page.Response.AppendHeader("Content-Disposition", string.Format("attachment; filename=\"{0}_{1}.json\"", workflowType.Name.MakeValidFileName(), RockDateTime.Now.ToString("yyyyMMddHHmm")));
Page.Response.Write(Newtonsoft.Json.JsonConvert.SerializeObject(container, Newtonsoft.Json.Formatting.Indented));
Page.Response.Flush();
Page.Response.End();
}
/// <summary>
/// Evaluate the list of referenced entities. This is a list of key value pairs that identify
/// the property that the reference came from as well as the referenced entity itself. Implementations
/// of this method may add or remove from this list. For example, an AttributeValue has
/// the entity it is referencing in a EntityId column, but there is no general use information for
/// what kind of entity it is. The processor can provide that information.
/// </summary>
/// <param name="entity">The parent entity of the references.</param>
/// <param name="references"></param>
/// <param name="helper">The helper class for this export.</param>
/// <exception cref="System.Exception"></exception>
protected override void EvaluateReferencedEntities(Rock.Model.Attribute entity, List <KeyValuePair <string, IEntity> > references, EntityCoder helper)
{
//
// Only process if the entity qualifier column looks to be a reference to an Entity.
//
if (entity.EntityTypeQualifierColumn == null || !entity.EntityTypeQualifierColumn.EndsWith("Id"))
{
return;
}
//
// Get the EntityType and Id of the qualifiers.
//
int?entityId = entity.EntityTypeQualifierValue.AsIntegerOrNull();
var entityType = helper.FindEntityType(entity.EntityType.Name);
if (!entityId.HasValue || entityType == null)
{
return;
}
//
// Try to get the property mentioned by the qualifier.
//
var property = entityType.GetProperty(entity.EntityTypeQualifierColumn.ReplaceLastOccurrence("Id", string.Empty));
if (property == null)
{
return;
}
//
// If the property is of type IEntity, then it is a reference we want to add.
//
if (typeof(IEntity).IsAssignableFrom(property.PropertyType))
{
var target = helper.GetExistingEntity(property.PropertyType.FullName, entityId.Value);
if (target != null)
{
references.Add(new KeyValuePair <string, IEntity>("EntityTypeQualifierValue", target));
}
else
{
throw new Exception(string.Format("Could not find referenced qualifier of Attribute {0}", entity.Guid));
}
}
}
/// <summary>
/// Evaluate the list of child entities. This is a list of key value pairs that identify
/// the property that the child came from as well as the child entity itself. Implementations
/// of this method may add or remove from this list. For example, a WorkflowActionForm has
/// it's actions encoded in a single string. This must processed to include any other
/// objects that should exist (such as a DefinedValue for the button type).
/// </summary>
/// <param name="entity">The parent entity of the children.</param>
/// <param name="children">The child entities and what properties of the parent they came from.</param>
/// <param name="helper">The helper class for this export.</param>
protected override void EvaluateChildEntities(WidgityType entity, List <KeyValuePair <string, IEntity> > children, EntityCoder helper)
{
var attributeService = new AttributeService(helper.RockContext);
var entityIds = new List <int?> {
EntityTypeCache.GetId(typeof(Widgity)), EntityTypeCache.GetId(typeof(WidgityItem))
};
var items = attributeService
.Queryable()
.Where(a =>
entityIds.Contains(a.EntityTypeId) &&
a.EntityTypeQualifierColumn.Equals("WidgityTypeId", StringComparison.OrdinalIgnoreCase) &&
a.EntityTypeQualifierValue.Equals(entity.Id.ToString()))
.ToList();
//
// We have to special process the attributes since we modify them.
//
foreach (var item in items)
{
children.Add(new KeyValuePair <string, IEntity>("AttributeTypes", item));
}
}
/// <summary>
/// Evaluate the list of child entities. This is a list of key value pairs that identify
/// the property that the child came from as well as the child entity itself. Implementations
/// of this method may add or remove from this list. For example, a WorkflowActionForm has
/// it's actions encoded in a single string. This must processed to include any other
/// objects that should exist (such as a DefinedValue for the button type).
/// </summary>
/// <param name="entity">The parent entity of the children.</param>
/// <param name="children">The child entities and what properties of the parent they came from.</param>
/// <param name="helper">The helper class for this export.</param>
protected override void EvaluateChildEntities(WorkflowType entity, List <KeyValuePair <string, IEntity> > children, EntityCoder helper)
{
var attributeService = new AttributeService(helper.RockContext);
var items = attributeService
.GetByEntityTypeId(new Model.Workflow().TypeId).AsQueryable()
.Where(a =>
a.EntityTypeQualifierColumn.Equals("WorkflowTypeId", StringComparison.OrdinalIgnoreCase) &&
a.EntityTypeQualifierValue.Equals(entity.Id.ToString()))
.ToList();
//
// We have to special process the attributes since we modify them.
//
foreach (var item in items)
{
children.Add(new KeyValuePair <string, IEntity>("AttributeTypes", item));
}
}
/// <summary>
/// Evaluate the list of referenced entities. This is a list of key value pairs that identify
/// the property that the reference came from as well as the referenced entity itself. Implementations
/// of this method may add or remove from this list. For example, an AttributeValue has
/// the entity it is referencing in a EntityId column, but there is no general use information for
/// what kind of entity it is. The processor can provide that information.
/// </summary>
/// <param name="entity">The parent entity of the references.</param>
/// <param name="references"></param>
/// <param name="helper">The helper class for this export.</param>
/// <exception cref="System.Exception"></exception>
protected override void EvaluateReferencedEntities(AttributeValue entity, List <KeyValuePair <string, IEntity> > references, EntityCoder helper)
{
if (!entity.EntityId.HasValue || entity.Attribute == null)
{
return;
}
var target = helper.GetExistingEntity(entity.Attribute.EntityType.Name, entity.EntityId.Value);
if (target != null)
{
references.Add(new KeyValuePair <string, IEntity>("EntityId", target));
}
else
{
throw new Exception(string.Format("Cannot export AttributeValue {0} because we cannot determine what entity it references.", entity.Guid));
}
}
/// <summary>
/// An entity has been exported and can now have any post-processing done to it
/// that is needed. For example a processor might remove some properties that shouldn't
/// actually have been exported.
/// </summary>
/// <param name="entity">The source entity that was exported.</param>
/// <param name="encodedEntity">The exported data from the entity.</param>
/// <param name="helper">The helper that is doing the exporting.</param>
/// <returns>
/// An object that will be encoded with the entity and passed to the ProcessImportEntity method later, or null.
/// </returns>
protected override object ProcessExportedEntity(WorkflowActionForm entity, EncodedEntity encodedEntity, EntityCoder helper)
{
//
// Return the Actions data that we will pre-process on import to fixup any references.
//
return(entity.Actions);
}
/// <summary>
/// Evaluate the list of referenced entities. This is a list of key value pairs that identify
/// the property that the reference came from as well as the referenced entity itself. Implementations
/// of this method may add or remove from this list. For example, an AttributeValue has
/// the entity it is referencing in a EntityId column, but there is no general use information for
/// what kind of entity it is. The processor can provide that information.
/// </summary>
/// <param name="entity">The parent entity of the references.</param>
/// <param name="references"></param>
/// <param name="helper">The helper class for this export.</param>
protected override void EvaluateReferencedEntities(WorkflowActionForm entity, List <KeyValuePair <string, IEntity> > references, EntityCoder helper)
{
//
// Workflow Action Forms have a string field of "Actions" that contains references
// to Defined Values for the button types.
//
List <string> actions = entity.Actions.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries).ToList();
for (int i = 0; i < actions.Count; i++)
{
var details = actions[i].Split(new char[] { '^' });
if (details.Length > 2)
{
Guid definedValueGuid = details[1].AsGuid();
IEntity definedValue = helper.GetExistingEntity("Rock.Model.DefinedValue", definedValueGuid);
if (definedValue != null)
{
references.Add(new KeyValuePair <string, IEntity>("Actions", definedValue));
}
}
}
}