void ProcessFederationPropertiesChanged(FederationUpdate updates)
{
if (!updates.FederationPropertiesChanged)
return;
foreach (string each in AllKeysToInvalidateForFederationPropertiesChanged)
Remove(each);
AllKeysToInvalidateForFederationPropertiesChanged = new Set();
}
void ProcessNamespaceListChanged(FederationUpdate updates)
{
if (!updates.NamespaceListChanged)
return;
foreach (string each in AllKeysToInvalidateForNamespaceListChanged)
Remove(each);
AllKeysToInvalidateForNamespaceListChanged = new Set();
}
public FederationUpdateEventArgs(FederationUpdate batch)
{
_Updates = batch;
}
public GenerationCompleteEventArgs(FederationUpdate batch)
{
_Updates = batch;
}
/// Delete a content base (kills all .wiki and .awiki files; removed the dir if empty)
/// </summary>
override public void Delete()
{
FederationUpdate update = new FederationUpdate();
foreach (AbsoluteTopicName topic in AllTopics(false))
if (!IsBackingTopic(topic.LocalName))
update.RecordDeletedTopic(topic);
DirectoryInfo dir = new DirectoryInfo(Root);
foreach (FileInfo each in dir.GetFiles("*.wiki"))
each.Delete();
foreach (FileInfo each in dir.GetFiles("*.awiki"))
each.Delete();
if (dir.GetFiles().Length == 0)
dir.Delete(true);
OnFederationUpdated(new FederationUpdateEventArgs(update));
}
/// <summary>
/// Delete a topic
/// </summary>
/// <param name="topic"></param>
override public void DeleteTopic(LocalTopicName topic)
{
string path = TopicPath(topic);
if (!File.Exists(path))
return;
// Delete the sucker!
File.Delete(path);
// Fire the event
FederationUpdate update = new FederationUpdate();
update.RecordDeletedTopic(topic.AsAbsoluteTopicName(Namespace));
OnFederationUpdated(new FederationUpdateEventArgs(update));
}
void ProcessChangedTopics(FederationUpdate updates)
{
Set topics = new Set();
topics.AddRange(updates.CreatedTopics);
topics.AddRange(updates.UpdatedTopics);
topics.AddRange(updates.DeletedTopics);
foreach (AbsoluteTopicName topic in topics)
{
IList keysToInvalidate = KeysToInvalidateForTopic(topic);
foreach (string each in keysToInvalidate)
Remove(each);
keysToInvalidate.Clear();
}
// if the list of topics in the namespace changed, invalidate appropriate keys
Set namespaces = new Set();
foreach (AbsoluteTopicName each in updates.CreatedTopics)
namespaces.Add(each.Namespace);
foreach (AbsoluteTopicName each in updates.DeletedTopics)
namespaces.Add(each.Namespace);
foreach (string each in namespaces)
{
// get the list of keys to invalidate for this namespace when its topic list changes
IEnumerable list = (IEnumerable)(KeysToInvalidateOnTopicsInNamespaceChange[each]);
if (list != null)
{
foreach (string k in list)
Remove(k);
KeysToInvalidateOnTopicsInNamespaceChange[each] = new Set();
}
}
}
/// Delete a content base (kills everything inside recursively). Note that this does *not* include unregistering
/// the content base within the federation.
/// </summary>
public override void Delete()
{
FederationUpdate update = new FederationUpdate();
foreach (AbsoluteTopicName topic in AllTopics(false))
if (!IsBackingTopic(topic.LocalName))
update.RecordDeletedTopic(topic);
SqlHelper.DeleteNamespace(Namespace, _ConnectionString);
OnFederationUpdated(new FederationUpdateEventArgs(update));
}
void ProcessChangedProperties(FederationUpdate updates)
{
foreach (string propertyName in updates.AllAddedOrDeletedProperties)
{
string key = KeyForProperty(propertyName);
Remove(key);
IList list = KeysToInvalidateForProperty(propertyName);
foreach (string innerKey in list)
Remove(innerKey);
list.Clear();
}
}
/// <summary>
/// Delete a topic
/// </summary>
/// <param name="topic"></param>
public override void DeleteTopic(LocalTopicName topic)
{
if( !SqlHelper.TopicExists(Namespace, topic.Name, _ConnectionString) )
{
return;
}
SqlHelper.DeleteTopic(Namespace, topic.Name, _ConnectionString);
// Fire the event
FederationUpdate update = new FederationUpdate();
update.RecordDeletedTopic(topic.AsAbsoluteTopicName(Namespace));
OnFederationUpdated(new FederationUpdateEventArgs(update));
}
public void AddUpdatesFrom(FederationUpdate src)
{
foreach (QualifiedTopicRevision top in src.CreatedTopics)
RecordCreatedTopic(top);
foreach (QualifiedTopicRevision top in src.DeletedTopics)
RecordDeletedTopic(top);
foreach (QualifiedTopicRevision top in src.UpdatedTopics)
RecordUpdatedTopic(top);
foreach (DictionaryEntry e in src._addedPropertiesByTopic)
_addedPropertiesByTopic[e.Key] = e.Value;
foreach (DictionaryEntry e in src._removedPropertiesByTopic)
_removedPropertiesByTopic[e.Key] = e.Value;
foreach (DictionaryEntry e in src._changedPropertiesByTopic)
_changedPropertiesByTopic[e.Key] = e.Value;
foreach (DictionaryEntry e in src._addedPropertiesByProperty)
_addedPropertiesByProperty[e.Key] = e.Value;
foreach (DictionaryEntry e in src._removedPropertiesByProperty)
_removedPropertiesByProperty[e.Key] = e.Value;
foreach (DictionaryEntry e in src._changedPropertiesByProperty)
_changedPropertiesByProperty[e.Key] = e.Value;
if (src.FederationPropertiesChanged)
RecordFederationPropertiesChanged();
if (src.NamespaceListChanged)
RecordNamespaceListChanged();
}
/// <summary>
/// Push a generation context. If this is the outermost context, start a new FederationUpdate to collect all the changes
/// </summary>
public void Push()
{
if (_Depth == 0)
_Update = new FederationUpdate();
_Depth++;
}
public void RecordPropertyChange(QualifiedTopicRevision topic, string propertyName, FederationUpdate.PropertyChangeType aType)
{
if (_Update == null)
ThrowMissingContext();
_Update.RecordPropertyChange(topic, propertyName, aType);
}
public void RecordPropertyChange(AbsoluteTopicName topic, string propertyName, FederationUpdate.PropertyChangeType aType)
{
if (_Update == null)
ThrowMissingContext();
_Update.RecordPropertyChange(topic, propertyName, aType);
}
