/// <summary>
/// Returns PackageSources if specified in the config file. Else returns the default sources specified in the constructor.
/// If no default values were specified, returns an empty sequence.
/// </summary>
public IEnumerable <PackageSource> LoadPackageSources()
{
var sources = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var settingsValue = new List <SettingValue>();
IList <SettingValue> values = Settings.GetSettingValues(PackageSourcesSectionName);
var machineWideSourcesCount = 0;
if (values != null && values.Any())
{
var machineWideSources = new List <SettingValue>();
// remove duplicate sources. Pick the one with the highest priority.
// note that Reverse() is needed because items in 'values' is in
// ascending priority order.
foreach (var settingValue in values.Reverse())
{
if (!sources.Contains(settingValue.Key))
{
if (settingValue.IsMachineWide)
{
machineWideSources.Add(settingValue);
}
else
{
settingsValue.Add(settingValue);
}
sources.Add(settingValue.Key);
}
}
// Reverse the the list to be backward compatible
settingsValue.Reverse();
machineWideSourcesCount = machineWideSources.Count;
// Add machine wide sources at the end
settingsValue.AddRange(machineWideSources);
}
var loadedPackageSources = new List <PackageSource>();
if (settingsValue != null && settingsValue.Any())
{
// get list of disabled packages
var disabledSetting = Settings.GetSettingValues(DisabledPackageSourcesSectionName) ?? Enumerable.Empty <SettingValue>();
Dictionary <string, SettingValue> disabledSources = new Dictionary <string, SettingValue>();
foreach (var setting in disabledSetting)
{
if (disabledSources.ContainsKey(setting.Key.ToLower()))
{
disabledSources[setting.Key.ToLower()] = setting;
}
else
{
disabledSources.Add(setting.Key.ToLower(), setting);
}
}
loadedPackageSources = settingsValue.
Select(p =>
{
string name = p.Key;
string src = p.Value;
PackageSourceCredential creds = ReadCredential(name);
bool isEnabled = true;
SettingValue disabledSource;
if (disabledSources.TryGetValue(name, out disabledSource) &&
disabledSource.Priority >= p.Priority)
{
isEnabled = false;
}
return(new PackageSource(src, name, isEnabled)
{
UserName = creds != null ? creds.Username : null,
Password = creds != null ? creds.Password : null,
IsPasswordClearText = creds != null && creds.IsPasswordClearText,
IsMachineWide = p.IsMachineWide
});
}).ToList();
if (_migratePackageSources != null)
{
MigrateSources(loadedPackageSources);
}
}
SetDefaultPackageSources(loadedPackageSources, machineWideSourcesCount);
foreach (var source in loadedPackageSources)
{
source.Description = GetDescription(source);
}
return(loadedPackageSources);
}
