public EsiMiddleware(
RequestDelegate next,
EsiBodyParser parser,
EsiFragmentExecutor executor,
EsiFragmentCacheFacade cache)
{
_next = next ?? throw new ArgumentNullException(nameof(next));
_parser = parser ?? throw new ArgumentNullException(nameof(parser));
_executor = executor ?? throw new ArgumentNullException(nameof(executor));
_cache = cache ?? throw new ArgumentNullException(nameof(cache));
}
public static EsiFragmentExecutor Create(
EsiFragmentCacheFacade cache,
IHttpLoader httpLoader,
EsiBodyParser parser,
Log log,
ServiceFactory serviceFactory,
IncludeUriParser includeUriParser)
{
if (cache == null)
{
throw new ArgumentNullException(nameof(cache));
}
if (httpLoader == null)
{
throw new ArgumentNullException(nameof(httpLoader));
}
if (parser == null)
{
throw new ArgumentNullException(nameof(parser));
}
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
if (serviceFactory == null)
{
throw new ArgumentNullException(nameof(serviceFactory));
}
if (includeUriParser == null)
{
throw new ArgumentNullException(nameof(includeUriParser));
}
var executors = new Dictionary <Type, Func <IEsiFragment, EsiExecutionContext, Task <IEnumerable <string> > > >();
var fragmentExecutor = new EsiFragmentExecutor(executors, serviceFactory);
var includeExecutor = new EsiIncludeFragmentExecutor(includeUriParser, cache, httpLoader, parser, fragmentExecutor);
var ignoreExecutor = new EsiIgnoreFragmentExecutor();
var textExecutor = new EsiTextFragmentExecutor();
var compositeExecutor = new EsiCompositeFragmentExecutor(fragmentExecutor);
var tryExecutor = new EsiTryFragmentExecutor(fragmentExecutor, log);
var chooseExecutor = new EsiChooseFragmentExecutor(fragmentExecutor);
var varsExecutor = new EsiVarsFragmentExecutor();
executors[typeof(EsiIncludeFragment)] = (f, ec) => includeExecutor.Execute((EsiIncludeFragment)f, ec);
executors[typeof(EsiIgnoreFragment)] = (f, ec) => ignoreExecutor.Execute((EsiIgnoreFragment)f, ec);
executors[typeof(EsiTextFragment)] = (f, ec) => textExecutor.Execute((EsiTextFragment)f, ec);
executors[typeof(EsiCompositeFragment)] = (f, ec) => compositeExecutor.Execute((EsiCompositeFragment)f, ec);
executors[typeof(EsiTryFragment)] = (f, ec) => tryExecutor.Execute((EsiTryFragment)f, ec);
executors[typeof(EsiChooseFragment)] = (f, ec) => chooseExecutor.Execute((EsiChooseFragment)f, ec);
executors[typeof(EsiVarsFragment)] = (f, ec) => varsExecutor.Execute((EsiVarsFragment)f, ec);
return(fragmentExecutor);
}
public EsiIncludeFragmentExecutor(
IncludeUriParser uriParser,
EsiFragmentCacheFacade cache,
IHttpLoader httpLoader,
EsiBodyParser esiBodyParser,
EsiFragmentExecutor fragmentExecutor)
{
_uriParser = uriParser ?? throw new ArgumentNullException(nameof(uriParser));
_cache = cache ?? throw new ArgumentNullException(nameof(cache));
_httpLoader = httpLoader ?? throw new ArgumentNullException(nameof(httpLoader));
_esiBodyParser = esiBodyParser ?? throw new ArgumentNullException(nameof(esiBodyParser));
_fragmentExecutor = fragmentExecutor ?? throw new ArgumentNullException(nameof(fragmentExecutor));
}
public static EsiBodyParser Create(
IEnumerable <IFragmentParsePipeline> parsePipelines)
{
if (parsePipelines == null)
{
throw new ArgumentNullException(nameof(parsePipelines));
}
var parsers = new Dictionary <string, IEsiFragmentParser>();
var fragmentParser = new EsiFragmentParser(parsers, parsePipelines);
var bodyParser = new EsiBodyParser(fragmentParser);
parsers["esi:include"] = new EsiIncludeParser();
parsers["esi:remove"] = new EsiIgnoreParser();
parsers["esi:comment"] = new EsiIgnoreParser();
parsers["esi:text"] = new EsiTextParser();
parsers["esi:try"] = new EsiTryParser(bodyParser);
parsers["esi:choose"] = new EsiChooseParser(bodyParser);
parsers["esi:vars"] = new EsiVarsParser();
return(bodyParser);
}
public EsiTryParser(EsiBodyParser bodyParser)
{
_bodyParser = bodyParser ?? throw new ArgumentNullException(nameof(bodyParser));
}