/// <summary>
/// This method is called just before a node is updated by the repository.
/// </summary>
/// <param name="context">The <see cref="IMansionContext"/>.</param>
/// <param name="node">The node which will be modified.</param>
/// <param name="modifiedProperties">The updated properties of the node.</param>
protected override void DoBeforeUpdate(IMansionContext context, Node node, IPropertyBag modifiedProperties)
{
// if the name has not changed we are not interested
string newName;
if (!modifiedProperties.TryGet(context, "name", out newName))
return;
// if the name has not changed after normalization we are not interested
newName = TagUtilities.Normalize(newName);
if (node.Pointer.Name.Equals(newName))
{
modifiedProperties.Remove("name");
return;
}
modifiedProperties.Set("name", newName);
// if the tag is renamed to another already existing tag, move all content to that existing tag and delete this one
Node existingTag;
var tagIndexNode = TagUtilities.RetrieveTagIndexNode(context);
if (TagUtilities.TryRetrieveTagNode(context, tagIndexNode, newName, out existingTag))
{
// TODO: move all content to the existing tag
// TODO: delete this tag
}
}
public void RemoveKeyFromPropertyBag(string key, IPropertyBag propertyBag)
{
if (propertyBag == null)
{
throw new ArgumentNullException("propertyBag");
}
propertyBag.Remove(key);
propertyBag.Update();
}
public void RemoveKeyFromPropertyBag(string key, IPropertyBag propertyBag)
{
Validation.ArgumentNotNullOrEmpty(key, "key");
Validation.ArgumentNotNull(propertyBag, "propertyBag");
string fullKey = GetNamespacedKey(key);
bool savedConfig = false;
Exception savedException = null;
for (int retryCnt = 0; retryCnt < maxRetryCount && !savedConfig; retryCnt++)
{
// if multiple writes occur concurrently to the property bag for an object at the same time, SharePoint will throw.
// catch that exception and retry saving the configuration a few times before giving up.
try
{
propertyBag.Remove(fullKey);
savedConfig = true;
if (retryCnt > 0)
{
this.Logger.TraceToDeveloper(string.Format("ConfigManager: Remove to config after retry to '{0}' level, retry count: '{1}', key: '{2}'", propertyBag.Level, retryCnt, key),
SandboxTraceSeverity.High);
}
}
catch (Exception ex)
{
if (ExceptionManaged(ex))
{
savedException = ex;
this.Logger.TraceToDeveloper(string.Format("ConfigManager: Remove saving config to '{0}' level, retry count: '{1}', key: '{2}'", propertyBag.Level, retryCnt, key),
SandboxTraceSeverity.High);
}
else
{
throw;
}
}
}
if (savedConfig == false)
{
throw savedException;
}
this.Logger.TraceToDeveloper(string.Format("ConfigManager: Removed config setting for key: '{0}'", key), SandboxTraceSeverity.Medium);
}
/// <summary>
/// Manages the tags.
/// </summary>
/// <param name="context">The <see cref="IMansionContext"/>.</param>
/// <param name="properties">The new properties.</param>
public static void ToGuids(IMansionContext context, IPropertyBag properties)
{
// validate arguments
if (context == null)
throw new ArgumentNullException("context");
if (properties == null)
throw new ArgumentNullException("properties");
// get the tag name string
string tagNameString;
if (!properties.TryGet(context, "_tags", out tagNameString))
return;
// normalize the tag names
var tagNames = NormalizeNames(tagNameString).ToList();
// retrieve the tag index node
var tagIndexNode = RetrieveTagIndexNode(context);
// loop over all the tag names
var tagNodes = tagNames.Select(tagName => RetrieveTagNode(context, tagIndexNode, tagName));
// set the new tag guids
properties.Set("tagGuids", string.Join(",", tagNodes.Select(x => x.PermanentId)));
properties.Remove("_tags");
}
