private static IPublishedContent FindContentByAlias(ContextualPublishedContentCache cache, int rootNodeId, string alias)
{
if (alias == null) throw new ArgumentNullException("alias");
// the alias may be "foo/bar" or "/foo/bar"
// there may be spaces as in "/foo/bar, /foo/nil"
// these should probably be taken care of earlier on
alias = alias.TrimStart('/');
var xpathBuilder = new StringBuilder();
xpathBuilder.Append(XPathStringsDefinition.Root);
if (rootNodeId > 0)
xpathBuilder.AppendFormat(XPathStrings.DescendantDocumentById, rootNodeId);
XPathVariable var = null;
if (alias.Contains('\'') || alias.Contains('"'))
{
// use a var, as escaping gets ugly pretty quickly
var = new XPathVariable("alias", alias);
alias = "$alias";
}
xpathBuilder.AppendFormat(XPathStrings.DescendantDocumentByAlias, alias);
var xpath = xpathBuilder.ToString();
// note: it's OK if var is null, will be ignored
return cache.GetSingleByXPath(xpath, var);
}
public virtual IPublishedContent GetSingleByXPath(UmbracoContext umbracoContext, bool preview, string xpath, XPathVariable[] vars)
{
throw new NotImplementedException("PublishedMediaCache does not support XPath.");
}
public virtual IEnumerable<IPublishedContent> GetByXPath(UmbracoContext umbracoContext, bool preview, XPathExpression xpath, XPathVariable[] vars)
{
throw new NotImplementedException("PublishedMediaCache does not support XPath.");
}
public IPublishedContent GetDocumentByUrlAlias(UmbracoContext umbracoContext, int rootNodeId, string alias)
{
if (umbracoContext == null) throw new ArgumentNullException("umbracoContext");
if (alias == null) throw new ArgumentNullException("alias");
// the alias may be "foo/bar" or "/foo/bar"
// there may be spaces as in "/foo/bar, /foo/nil"
// these should probably be taken care of earlier on
alias = alias.TrimStart('/');
var xpathBuilder = new StringBuilder();
xpathBuilder.Append(XPathStrings.Root);
if (rootNodeId > 0)
xpathBuilder.AppendFormat(XPathStrings.DescendantDocumentById, rootNodeId);
XPathVariable var = null;
if (alias.Contains('\'') || alias.Contains('"'))
{
// use a var, escaping gets ugly pretty quickly
var = new XPathVariable("alias", alias);
alias = "$alias";
}
xpathBuilder.AppendFormat(XPathStrings.DescendantDocumentByAlias, alias);
var xpath = xpathBuilder.ToString();
return ConvertToDocument(GetXml(umbracoContext).SelectSingleNode(xpath, var));
}
private dynamic DocumentsByXPath(XPathExpression xpath, XPathVariable[] vars, ContextualPublishedCache cache)
{
return new DynamicPublishedContentList(
cache.GetByXPath(xpath, vars)
.Select(publishedContent => new DynamicPublishedContent(publishedContent))
);
}
private dynamic DocumentByXPath(XPathExpression xpath, XPathVariable[] vars, ContextualPublishedCache cache, object ifNotFound)
{
var doc = cache.GetSingleByXPath(xpath, vars);
return doc == null
? ifNotFound
: new DynamicPublishedContent(doc).AsDynamic();
}
private IEnumerable<IPublishedContent> TypedDocumentsByXPath(XPathExpression xpath, XPathVariable[] vars, ContextualPublishedContentCache cache)
{
var doc = cache.GetByXPath(xpath, vars);
return doc;
}
private IPublishedContent TypedDocumentByXPath(string xpath, XPathVariable[] vars, ContextualPublishedContentCache cache)
{
var doc = cache.GetSingleByXPath(xpath, vars);
return doc;
}