/// <summary>
/// Formats and rewrites the link pattern with the specified <paramref name="linkName" />.
/// </summary>
/// <param name="linkName">Name of the link.</param>
/// <param name="parameters">The parameters.</param>
/// <param name="hashString">The hash string.</param>
/// <param name="qualify">If set to <c>true</c> the resulting URL will be prefixed with <see cref="ServerPrefix"/>.</param>
/// <returns>The full rewritten Url, ready to use</returns>
/// <exception cref="ConfigurationError">Current configuration doesn't contain a link with name specified with
/// <paramref name="linkName" />.</exception>
internal string FormatAndRewriteUrl(string linkName, NameValueCollection parameters, string hashString = null, bool qualify = false)
{
if (!this.Links.ContainsKey(linkName))
{
log.ErrorFormat("The url configuration doesn't contain a url with name '{0}'", linkName);
return string.Format("javascript:alert('Unresolved link: {0}')", linkName);
}
string linkPattern = this.Links[linkName].Value;
QueryString formatValues = new QueryString { { "locale", context.Locale }, { "category", context.Category } };
if (parameters != null)
formatValues.Merge(parameters);
string resultUrl = this.FormatPattern(linkPattern, formatValues);
formatValues.Remove("locale");
formatValues.Remove("category");
string queryString = formatValues.ToString();
if (queryString != string.Empty)
{
string join = resultUrl.Contains("?") ? "&" : "?";
resultUrl = string.Concat(resultUrl, join, queryString);
}
if (!string.IsNullOrWhiteSpace(hashString))
{
string join = resultUrl.Contains("#") ? string.Empty : "#";
resultUrl = string.Concat(resultUrl, join, hashString);
}
if (qualify)
resultUrl = string.Concat(this.ServerPrefix, resultUrl);
return resultUrl;
}
private static void OnApplicationRequestStart(object sender, EventArgs e)
{
try
{
HttpApplication application = (HttpApplication) sender;
SageContext context = new SageContext(application.Context);
if (File.Exists(context.Request.PhysicalPath))
return;
QueryString query = new QueryString(HttpContext.Current.Request.Url.Query);
string view = query.GetString(MetaViewDictionary.ParamNameMetaView);
if (view != null && !context.ProjectConfiguration.MetaViews.ContainsKey(view))
view = null;
//// \.(html|xml|xmlx|htmlx)$
//// Meta view extension gets removed from the path
//// Path is rewritten with ?view=$1
string path = MetaExtensionRewriter.MetaViewExpression.Replace(context.Request.Path, delegate(Match m)
{
if (view == null)
view = m.Groups[1].Value;
return string.Empty;
});
if (view != null)
{
query.Remove(MetaViewDictionary.ParamNameMetaView);
query.Add(MetaViewDictionary.ParamNameMetaView, view);
string newUri = new Uri(path + query.ToString("?"), UriKind.RelativeOrAbsolute).ToString();
log.DebugFormat("Rewriting the context path from '{0}' to '{1}'.", context.Request.Path, newUri);
application.Context.RewritePath(newUri);
}
}
catch (Exception ex)
{
log.ErrorFormat("Failed to rewrite path: {0}", ex.Message);
}
}