private string GetExistingTemplateContent()
{
var fileLocation = FileMetadata.GetFullLocationPathWithFileName();
if (File.Exists(fileLocation))
{
return(File.ReadAllText(fileLocation));
}
return(null);
}
public override string TransformText()
{
var location = FileMetadata.GetFullLocationPathWithFileName();
var doc = LoadOrCreateWebConfig(location);
if (doc == null)
{
throw new Exception("doc is null");
}
if (doc.Root == null)
{
throw new Exception("doc.Root is null");
}
var namespaces = new XmlNamespaceManager(new NameTable());
namespaces.AddNamespace("ns", doc.Root.GetDefaultNamespace().NamespaceName);
var configurationElement = doc.XPathSelectElement("/ns:configuration", namespaces);
if (configurationElement == null)
{
doc.Add(configurationElement = new XElement("configuration"));
}
// App Settings:
var appSettingsElement = doc.XPathSelectElement("/ns:configuration/ns:appSettings", namespaces);
if (appSettingsElement == null && _appSettings.Any())
{
configurationElement.AddFirst(appSettingsElement = new XElement("appSettings"));
}
foreach (var appSetting in _appSettings)
{
if (appSettingsElement == null)
{
throw new Exception("appSettingsElement is null");
}
if (appSettingsElement.XPathSelectElement($"//add[@key='{appSetting.Key}']", namespaces) == null)
{
var setting = new XElement("add");
setting.Add(new XAttribute("key", appSetting.Key));
setting.Add(new XAttribute("value", appSetting.Value));
appSettingsElement.Add(setting);
}
}
// Connection Strings:
var connectionStringsElement = doc.XPathSelectElement("/ns:configuration/ns:connectionStrings", namespaces);
if (connectionStringsElement == null && _connectionStrings.Any())
{
connectionStringsElement = new XElement("connectionStrings");
if (appSettingsElement != null)
{
appSettingsElement.AddBeforeSelf(connectionStringsElement);
}
else
{
configurationElement.AddFirst(connectionStringsElement);
}
}
foreach (var connectionString in _connectionStrings)
{
if (connectionStringsElement == null)
{
throw new Exception("connectionStringsElement is null");
}
if (connectionStringsElement.XPathSelectElement($"//add[@name='{connectionString.Name}']", namespaces) == null)
{
var setting = new XElement("add");
setting.Add(new XAttribute("name", connectionString.Name));
setting.Add(new XAttribute("providerName", connectionString.ProviderName));
setting.Add(new XAttribute("connectionString", connectionString.ConnectionString));
connectionStringsElement.Add(setting);
}
}
foreach (var webConfigDecorator in GetDecorators())
{
webConfigDecorator.Install(doc, Project);
}
return(doc.ToStringUTF8());
}