/// <summary>
/// Gets the connection name from environment.
/// </summary>
/// <param name="collection">The collection.</param>
/// <param name="unqualifiedKey">The unqualified key.</param>
/// <param name="environmentName">Name of the environment.</param>
/// <param name="delimiter">The delimiter.</param>
/// <param name="throwConfigurationErrorsException">if set to <c>true</c> throw configuration errors exception.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">unqualifiedKey - The expected App Settings key is not here.</exception>
/// <exception cref="ConfigurationErrorsException"></exception>
public static string GetConnectionNameFromEnvironment(this ConnectionStringSettingsCollection collection, string unqualifiedKey, string environmentName, string delimiter, bool throwConfigurationErrorsException)
{
if (collection == null)
{
return(null);
}
if (string.IsNullOrEmpty(unqualifiedKey))
{
throw new ArgumentNullException("unqualifiedKey", "The expected App Settings key is not here.");
}
var name1 = string.Concat(environmentName, delimiter, unqualifiedKey);
var name2 = string.Concat(unqualifiedKey, delimiter, environmentName);
var containsKey1 = collection.OfType <ConnectionStringSettings>().Any(i => i.Name == name1);
if (!containsKey1 && !collection.OfType <ConnectionStringSettings>().Any(i => i.Name == name2))
{
if (throwConfigurationErrorsException)
{
throw new ConfigurationErrorsException(string.Format("The expected Name, “{0}” or “{1}”, is not here.", name1, name2));
}
return(null);
}
return(containsKey1 ? name1 : name2);
}
/// <summary>
/// Returns <see cref="ConnectionStringSettingsCollection" />
/// with the application settings
/// of the specified external configuration <see cref="XDocument" />.
/// </summary>
/// <param name="collection">The collection.</param>
/// <param name="externalConfigurationDoc">The external configuration document.</param>
/// <returns></returns>
public static ConnectionStringSettingsCollection WithConnectionStringSettingsCollection(this ConnectionStringSettingsCollection collection, XDocument externalConfigurationDoc)
{
var externalCollection = externalConfigurationDoc.ToConnectionStringSettingsCollection();
if (externalCollection == null)
{
return(null);
}
collection.OfType <ConnectionStringSettings>().ForEachInEnumerable(i => externalCollection.Add(i));
return(externalCollection);
}
public ConfigurationSource(IConfigurationManager configManager, Func <System.Configuration.Configuration, IConfiguration> configFactory)
{
_configManager = configManager;
_configFactory = configFactory;
NameValueCollection appSettings = _configManager.AppSettings;
if (appSettings != null)
{
AppSettings = appSettings.AllKeys.ToDictionary(key => key, key => appSettings[key]);
}
ConnectionStringSettingsCollection connectionStrings = _configManager.ConnectionStrings;
if (connectionStrings != null)
{
ConnectionStrings = connectionStrings.OfType <ConnectionStringSettings>().ToDictionary(settings => settings.Name, settings => settings);
}
}