public static void Enable(IApplicationPipelines applicationPipelines, IRootPathProvider rootPathProvider, IStitchConfiguration configuration)
{
if (applicationPipelines == null)
{
throw new ArgumentNullException("applicationPipelines");
}
if (configuration == null)
{
throw new ArgumentNullException("configuration");
}
if (rootPathProvider == null)
{
throw new ArgumentNullException("rootPathProvider");
}
var compilerTypes =
from type in AppDomainAssemblyTypeScanner.Types
where typeof(ICompile).IsAssignableFrom(type)
select type;
var compilers = compilerTypes.Select(compiler => (ICompile) Activator.CreateInstance(compiler)).ToList();
applicationPipelines.BeforeRequest.AddItemToStartOfPipeline(GetStitchResponse(compilers, rootPathProvider, configuration));
}
private static Func<NancyContext, Response> GetStitchResponse(IEnumerable<ICompile> compilers, IRootPathProvider rootPathProvider, IStitchConfiguration configuration)
{
return ctx =>
{
if (ctx.Request == null) return null;
if (compilers == null) return null;
if (rootPathProvider == null) return null;
if (ctx.Request.Uri.ToLowerInvariant().EndsWith(".stitch"))
{
Package package = null;
if (configuration.Files != null)
{
var file = configuration.Files.Where(f => f.Name.Equals(ctx.Request.Uri, StringComparison.InvariantCultureIgnoreCase)).FirstOrDefault();
if (file != null)
{
package = new Package(
rootPathProvider.GetRootPath(),
file.Paths,
file.Dependencies,
file.Identifier ?? configuration.Identifier ?? "require",
compilers);
}
}
if (package == null)
{
package = new Package(
rootPathProvider.GetRootPath(),
configuration.Paths,
configuration.Dependencies,
configuration.Identifier ?? "require",
compilers);
}
var response = new Response
{
StatusCode = HttpStatusCode.OK,
ContentType = "application/x-javascript",
Contents = s =>
{
using (var writer = new StreamWriter(s))
{
writer.Write(package.Compile());
writer.Flush();
}
}
};
return response;
}
return null;
};
}
