string GetJavaScript(string scriptPath)
{
if (scriptPath.EndsWith(".coffee", StringComparison.OrdinalIgnoreCase))
{
return(coffeeScriptCompiler.CompileFile(scriptPath));
}
else // assume it's a regular ".js" file
{
return(loadSourceFromFile(scriptPath));
}
}
void ProcessCoffeeRequest(HttpContextBase context)
{
// Request PathInfo contains the coffeescript file.
// (After we remove the "/coffee" prefix.)
var appRelativePath = "~" + context.Request.PathInfo.Substring("/coffee".Length) + ".coffee";
var path = context.Server.MapPath(appRelativePath);
if (!File.Exists(path))
{
NotFound(context);
return;
}
var lastModified = File.GetLastWriteTimeUtc(path);
DateTime clientLastModified;
if (DateTime.TryParse(context.Request.Headers["If-Modified-Since"], out clientLastModified))
{
// If-Modified-Since header is only to the nearest second.
// So must ignore any fractional difference from file write time.
// Thus the cast to int.
if ((int)(clientLastModified.Subtract(lastModified)).TotalSeconds >= 0)
{
NotModified(context);
return;
}
}
string javaScript;
try
{
javaScript = coffeeScriptCompiler.CompileFile(path);
}
catch (CompileException ex)
{
// Since we treat this type of request as "debug" only,
// return javascript that "alerts" the compilation error.
// I think it's good to "fail loud"!
javaScript = JavaScriptErrorAlert(ex);
}
context.Response.ContentType = "text/javascript";
context.Response.Cache.SetLastModified(lastModified);
context.Response.Write(javaScript);
}
