protected internal override void RemoveNode(SiteMapNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
SiteMapProvider provider = node.Provider;
if (provider != this)
{
for (SiteMapProvider provider2 = provider.ParentProvider; provider2 != this; provider2 = provider2.ParentProvider)
{
if (provider2 == null)
{
throw new InvalidOperationException(System.Web.SR.GetString("XmlSiteMapProvider_cannot_remove_node", new object[] { node.ToString(), this.Name, provider.Name }));
}
}
}
if (node.Equals(provider.GetRootNodeCore()))
{
throw new InvalidOperationException(System.Web.SR.GetString("SiteMapProvider_cannot_remove_root_node"));
}
if (provider != this)
{
provider.RemoveNode(node);
}
base.RemoveNode(node);
}
private SiteMapNode GetNodeFromProvider(string providerName)
{
SiteMapProvider providerFromName = this.GetProviderFromName(providerName);
SiteMapNode rootNodeCore = null;
if (providerFromName is XmlSiteMapProvider)
{
XmlSiteMapProvider provider2 = (XmlSiteMapProvider)providerFromName;
StringCollection strings = new StringCollection();
if (this._parentSiteMapFileCollection != null)
{
foreach (string str in this._parentSiteMapFileCollection)
{
strings.Add(str);
}
}
provider2.BuildSiteMap();
strings.Add(this._normalizedVirtualPath.VirtualPathString);
if (strings.Contains(VirtualPath.GetVirtualPathString(provider2._normalizedVirtualPath)))
{
throw new InvalidOperationException(System.Web.SR.GetString("XmlSiteMapProvider_FileName_already_in_use", new object[] { provider2._virtualPath }));
}
provider2._parentSiteMapFileCollection = strings;
}
rootNodeCore = providerFromName.GetRootNodeCore();
if (rootNodeCore == null)
{
throw new InvalidOperationException(System.Web.SR.GetString("XmlSiteMapProvider_invalid_GetRootNodeCore", new object[] { providerFromName.Name }));
}
this.ChildProviderTable.Add(providerFromName, rootNodeCore);
this._childProviderList = null;
providerFromName.ParentProvider = this;
return(rootNodeCore);
}
private SiteMapNode GetNodeFromProvider(string providerName)
{
SiteMapProvider provider = GetProviderFromName(providerName);
SiteMapNode node = null;
// Check infinite recursive sitemap files
if (provider is XmlSiteMapProvider)
{
XmlSiteMapProvider xmlProvider = (XmlSiteMapProvider)provider;
StringCollection parentSiteMapFileCollection = new StringCollection();
if (_parentSiteMapFileCollection != null)
{
foreach (string filename in _parentSiteMapFileCollection)
{
parentSiteMapFileCollection.Add(filename);
}
}
// Make sure the provider is initialized before adding to the collection.
xmlProvider.BuildSiteMap();
parentSiteMapFileCollection.Add(_normalizedVirtualPath.VirtualPathString);
if (parentSiteMapFileCollection.Contains(VirtualPath.GetVirtualPathString(xmlProvider._normalizedVirtualPath)))
{
throw new InvalidOperationException(SR.GetString(SR.XmlSiteMapProvider_FileName_already_in_use, xmlProvider._virtualPath));
}
xmlProvider._parentSiteMapFileCollection = parentSiteMapFileCollection;
}
node = provider.GetRootNodeCore();
if (node == null)
{
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_invalid_GetRootNodeCore, ((ProviderBase)provider).Name));
}
ChildProviderTable.Add(provider, node);
_childProviderList = null;
provider.ParentProvider = this;
return(node);
}
protected internal override void RemoveNode(SiteMapNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
SiteMapProvider ownerProvider = node.Provider;
if (ownerProvider != this)
{
// Only nodes defined in this provider tree can be removed.
SiteMapProvider parentProvider = ownerProvider.ParentProvider;
while (parentProvider != this)
{
if (parentProvider == null)
{
// Cannot remove nodes defined in other providers
throw new InvalidOperationException(
SR.GetString(SR.XmlSiteMapProvider_cannot_remove_node, node.ToString(),
this.Name, ownerProvider.Name));
}
parentProvider = parentProvider.ParentProvider;
}
}
if (node.Equals(ownerProvider.GetRootNodeCore()))
{
throw new InvalidOperationException(SR.GetString(SR.SiteMapProvider_cannot_remove_root_node));
}
if (ownerProvider != this)
{
// Remove node from the owner provider.
ownerProvider.RemoveNode(node);
}
base.RemoveNode(node);
}
protected virtual void AddProvider(string providerName, SiteMapNode parentNode)
{
if (parentNode == null)
{
throw new ArgumentNullException("parentNode");
}
if (parentNode.Provider != this)
{
throw new ArgumentException("The Provider property of the parentNode does not reference the current provider.", "parentNode");
}
SiteMapProvider smp = SiteMap.Providers [providerName];
if (smp == null)
{
throw new ProviderException("Provider with name [" + providerName + "] was not found.");
}
AddNode(smp.GetRootNodeCore());
RegisterChildProvider(providerName, smp);
}
private void EnsureChildSiteMapProviderUpToDate(SiteMapProvider childProvider)
{
SiteMapNode oldNode = (SiteMapNode)ChildProviderTable[childProvider];
SiteMapNode newNode = childProvider.GetRootNodeCore();
if (newNode == null)
{
throw new ProviderException(SR.GetString(SR.XmlSiteMapProvider_invalid_sitemapnode_returned, childProvider.Name));
}
// child providers have been updated.
if (!oldNode.Equals(newNode))
{
// If the child provider table has been updated, simply return null.
// This will happen when the current provider's sitemap file is changed or Clear() is called;
if (oldNode == null)
{
return;
}
lock (_lock) {
oldNode = (SiteMapNode)ChildProviderTable[childProvider];
// If the child provider table has been updated, simply return null. See above.
if (oldNode == null)
{
return;
}
newNode = childProvider.GetRootNodeCore();
if (newNode == null)
{
throw new ProviderException(SR.GetString(SR.XmlSiteMapProvider_invalid_sitemapnode_returned, childProvider.Name));
}
if (!oldNode.Equals(newNode))
{
// If the current provider does not contain any nodes but one child provider
// ie. _siteMapNode == oldNode
// the oldNode needs to be removed from Url table and the new node will be added.
if (_siteMapNode.Equals(oldNode))
{
UrlTable.Remove(oldNode.Url);
KeyTable.Remove(oldNode.Key);
UrlTable.Add(newNode.Url, newNode);
KeyTable.Add(newNode.Key, newNode);
_siteMapNode = newNode;
}
// First find the parent node
SiteMapNode parent = (SiteMapNode)ParentNodeTable[oldNode];
// parent is null when the provider does not contain any static nodes, ie.
// it only contains definition to include one child provider.
if (parent != null)
{
// Update the child nodes table
SiteMapNodeCollection list = (SiteMapNodeCollection)ChildNodeCollectionTable[parent];
// Add the newNode to where the oldNode is within parent node's collection.
int index = list.IndexOf(oldNode);
if (index != -1)
{
list.Remove(oldNode);
list.Insert(index, newNode);
}
else
{
list.Add(newNode);
}
// Update the parent table
ParentNodeTable[newNode] = parent;
ParentNodeTable.Remove(oldNode);
// Update the Url table
UrlTable.Remove(oldNode.Url);
KeyTable.Remove(oldNode.Key);
UrlTable.Add(newNode.Url, newNode);
KeyTable.Add(newNode.Key, newNode);
}
else
{
// Notify the parent provider to update its child provider collection.
XmlSiteMapProvider provider = ParentProvider as XmlSiteMapProvider;
if (provider != null)
{
provider.EnsureChildSiteMapProviderUpToDate(this);
}
}
// Update provider nodes;
ChildProviderTable[childProvider] = newNode;
_childProviderList = null;
}
}
}
}
protected static SiteMapNode GetRootNodeCoreFromProvider(SiteMapProvider provider)
{
return(provider.GetRootNodeCore());
}
void BuildSiteMapRecursive(XmlNode xmlNode, SiteMapNode parent)
{
if (xmlNode.Name != "siteMapNode")
{
throw new ConfigurationException("incorrect element name", xmlNode);
}
string attrValue = GetNonEmptyOptionalAttribute(xmlNode, "provider");
if (attrValue != null)
{
SiteMapProvider provider = SiteMap.Providers [attrValue];
if (provider == null)
{
throw new ProviderException("Provider with name [" + attrValue + "] was not found.");
}
provider.ParentProvider = this;
SiteMapNode providerRoot = provider.GetRootNodeCore();
if (parent == null)
{
root = providerRoot;
}
else
{
AddNodeNoCheck(providerRoot, parent);
}
return;
}
attrValue = GetNonEmptyOptionalAttribute(xmlNode, "siteMapFile");
if (attrValue != null)
{
var nvc = new NameValueCollection();
nvc.Add("siteMapFile", attrValue);
string description = GetOptionalAttribute(xmlNode, "description");
if (!String.IsNullOrEmpty(description))
{
nvc.Add("description", description);
}
string name = MapUrl(attrValue);
var provider = new XmlSiteMapProvider();
provider.Initialize(name, nvc);
SiteMapNode providerRoot = provider.GetRootNodeCore();
if (parent == null)
{
root = providerRoot;
}
else
{
AddNodeNoCheck(providerRoot, parent);
}
return;
}
SiteMapNode curNode = ConvertToSiteMapNode(xmlNode);
if (parent == null)
{
root = curNode;
}
else
{
AddNodeNoCheck(curNode, parent);
}
XmlNodeList childNodes = xmlNode.ChildNodes;
if (childNodes == null || childNodes.Count < 1)
{
return;
}
foreach (XmlNode child in childNodes)
{
if (child.NodeType != XmlNodeType.Element)
{
continue;
}
BuildSiteMapRecursive(child, curNode);
}
}
private void EnsureChildSiteMapProviderUpToDate(SiteMapProvider childProvider) {
SiteMapNode oldNode = (SiteMapNode)ChildProviderTable[childProvider];
SiteMapNode newNode = childProvider.GetRootNodeCore();
if (newNode == null) {
throw new ProviderException(SR.GetString(SR.XmlSiteMapProvider_invalid_sitemapnode_returned, childProvider.Name));
}
// child providers have been updated.
if (!oldNode.Equals(newNode)) {
// If the child provider table has been updated, simply return null.
// This will happen when the current provider's sitemap file is changed or Clear() is called;
if (oldNode == null) {
return;
}
lock (_lock) {
oldNode = (SiteMapNode)ChildProviderTable[childProvider];
// If the child provider table has been updated, simply return null. See above.
if (oldNode == null) {
return;
}
newNode = childProvider.GetRootNodeCore();
if (newNode == null) {
throw new ProviderException(SR.GetString(SR.XmlSiteMapProvider_invalid_sitemapnode_returned, childProvider.Name));
}
if (!oldNode.Equals(newNode)) {
// If the current provider does not contain any nodes but one child provider
// ie. _siteMapNode == oldNode
// the oldNode needs to be removed from Url table and the new node will be added.
if (_siteMapNode.Equals(oldNode)) {
UrlTable.Remove(oldNode.Url);
KeyTable.Remove(oldNode.Key);
UrlTable.Add(newNode.Url, newNode);
KeyTable.Add(newNode.Key, newNode);
_siteMapNode = newNode;
}
// First find the parent node
SiteMapNode parent = (SiteMapNode)ParentNodeTable[oldNode];
// parent is null when the provider does not contain any static nodes, ie.
// it only contains definition to include one child provider.
if (parent != null) {
// Update the child nodes table
SiteMapNodeCollection list = (SiteMapNodeCollection)ChildNodeCollectionTable[parent];
// Add the newNode to where the oldNode is within parent node's collection.
int index = list.IndexOf(oldNode);
if (index != -1) {
list.Remove(oldNode);
list.Insert(index, newNode);
}
else {
list.Add(newNode);
}
// Update the parent table
ParentNodeTable[newNode] = parent;
ParentNodeTable.Remove(oldNode);
// Update the Url table
UrlTable.Remove(oldNode.Url);
KeyTable.Remove(oldNode.Key);
UrlTable.Add(newNode.Url, newNode);
KeyTable.Add(newNode.Key, newNode);
}
else {
// Notify the parent provider to update its child provider collection.
XmlSiteMapProvider provider = ParentProvider as XmlSiteMapProvider;
if (provider != null) {
provider.EnsureChildSiteMapProviderUpToDate(this);
}
}
// Update provider nodes;
ChildProviderTable[childProvider] = newNode;
_childProviderList = null;
}
}
}
}
protected static SiteMapNode GetRootNodeCoreFromProvider (SiteMapProvider provider)
{
return provider.GetRootNodeCore ();
}
private void EnsureChildSiteMapProviderUpToDate(SiteMapProvider childProvider)
{
SiteMapNode node = (SiteMapNode)this.ChildProviderTable[childProvider];
SiteMapNode rootNodeCore = childProvider.GetRootNodeCore();
if (rootNodeCore == null)
{
throw new ProviderException(System.Web.SR.GetString("XmlSiteMapProvider_invalid_sitemapnode_returned", new object[] { childProvider.Name }));
}
if (!node.Equals(rootNodeCore) && (node != null))
{
lock (base._lock)
{
node = (SiteMapNode)this.ChildProviderTable[childProvider];
if (node != null)
{
rootNodeCore = childProvider.GetRootNodeCore();
if (rootNodeCore == null)
{
throw new ProviderException(System.Web.SR.GetString("XmlSiteMapProvider_invalid_sitemapnode_returned", new object[] { childProvider.Name }));
}
if (!node.Equals(rootNodeCore))
{
if (this._siteMapNode.Equals(node))
{
base.UrlTable.Remove(node.Url);
base.KeyTable.Remove(node.Key);
base.UrlTable.Add(rootNodeCore.Url, rootNodeCore);
base.KeyTable.Add(rootNodeCore.Key, rootNodeCore);
this._siteMapNode = rootNodeCore;
}
SiteMapNode node3 = (SiteMapNode)base.ParentNodeTable[node];
if (node3 != null)
{
SiteMapNodeCollection nodes = (SiteMapNodeCollection)base.ChildNodeCollectionTable[node3];
int index = nodes.IndexOf(node);
if (index != -1)
{
nodes.Remove(node);
nodes.Insert(index, rootNodeCore);
}
else
{
nodes.Add(rootNodeCore);
}
base.ParentNodeTable[rootNodeCore] = node3;
base.ParentNodeTable.Remove(node);
base.UrlTable.Remove(node.Url);
base.KeyTable.Remove(node.Key);
base.UrlTable.Add(rootNodeCore.Url, rootNodeCore);
base.KeyTable.Add(rootNodeCore.Key, rootNodeCore);
}
else
{
XmlSiteMapProvider parentProvider = this.ParentProvider as XmlSiteMapProvider;
if (parentProvider != null)
{
parentProvider.EnsureChildSiteMapProviderUpToDate(this);
}
}
this.ChildProviderTable[childProvider] = rootNodeCore;
this._childProviderList = null;
}
}
}
}
}
private void EnsureChildSiteMapProviderUpToDate(SiteMapProvider childProvider)
{
SiteMapNode node = (SiteMapNode) this.ChildProviderTable[childProvider];
SiteMapNode rootNodeCore = childProvider.GetRootNodeCore();
if (rootNodeCore == null)
{
throw new ProviderException(System.Web.SR.GetString("XmlSiteMapProvider_invalid_sitemapnode_returned", new object[] { childProvider.Name }));
}
if (!node.Equals(rootNodeCore) && (node != null))
{
lock (base._lock)
{
node = (SiteMapNode) this.ChildProviderTable[childProvider];
if (node != null)
{
rootNodeCore = childProvider.GetRootNodeCore();
if (rootNodeCore == null)
{
throw new ProviderException(System.Web.SR.GetString("XmlSiteMapProvider_invalid_sitemapnode_returned", new object[] { childProvider.Name }));
}
if (!node.Equals(rootNodeCore))
{
if (this._siteMapNode.Equals(node))
{
base.UrlTable.Remove(node.Url);
base.KeyTable.Remove(node.Key);
base.UrlTable.Add(rootNodeCore.Url, rootNodeCore);
base.KeyTable.Add(rootNodeCore.Key, rootNodeCore);
this._siteMapNode = rootNodeCore;
}
SiteMapNode node3 = (SiteMapNode) base.ParentNodeTable[node];
if (node3 != null)
{
SiteMapNodeCollection nodes = (SiteMapNodeCollection) base.ChildNodeCollectionTable[node3];
int index = nodes.IndexOf(node);
if (index != -1)
{
nodes.Remove(node);
nodes.Insert(index, rootNodeCore);
}
else
{
nodes.Add(rootNodeCore);
}
base.ParentNodeTable[rootNodeCore] = node3;
base.ParentNodeTable.Remove(node);
base.UrlTable.Remove(node.Url);
base.KeyTable.Remove(node.Key);
base.UrlTable.Add(rootNodeCore.Url, rootNodeCore);
base.KeyTable.Add(rootNodeCore.Key, rootNodeCore);
}
else
{
XmlSiteMapProvider parentProvider = this.ParentProvider as XmlSiteMapProvider;
if (parentProvider != null)
{
parentProvider.EnsureChildSiteMapProviderUpToDate(this);
}
}
this.ChildProviderTable[childProvider] = rootNodeCore;
this._childProviderList = null;
}
}
}
}
}
