IEnumerable <string> GetDirectoriesToWatch(ModuleCollection modules, string conventionalTopLevelDirectory)
{
var paths = new List <string>();
if (modules.Count == 0)
{
// Use conventional directory e.g. "scripts".
var scriptsPath = Path.Combine(HttpRuntime.AppDomainAppPath, conventionalTopLevelDirectory);
if (Directory.Exists(scriptsPath))
{
paths.Add(scriptsPath);
// HACK: CacheDependency does not seem to monitor file changes within subdirectories
// so manually watch each subdirectory of "scripts" as well.
paths.AddRange(Directory.GetDirectories(scriptsPath));
}
}
else
{
var configPaths =
from element in modules.Cast <ModuleElement>()
let endsWithStar = element.Path.EndsWith("*")
select endsWithStar // Path.Combine does not like paths with a "*" in them.
? Path.Combine(HttpRuntime.AppDomainAppPath, element.Path.Substring(0, element.Path.Length - 1)) + "*"
: Path.Combine(HttpRuntime.AppDomainAppPath, element.Path);
foreach (var path in configPaths)
{
if (path.EndsWith("*")) // e.g. "scripts/*"
{
// So we watch all of "scripts".
var topLevel = path.Substring(0, path.Length - 2);
paths.Add(topLevel);
// HACK: CacheDependency does not seem to monitor file changes within subdirectories
// so manually watch each subdirectory of "scripts" as well.
paths.AddRange(Directory.GetDirectories(topLevel));
}
else
{
paths.Add(path);
}
}
}
return(paths);
}