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#include "response.h"
#include <util/generic/vector.h>
#include <util/stream/output.h>
#include <util/stream/mem.h>
#include <util/string/cast.h>
THttpResponse& THttpResponse::AddMultipleHeaders(const THttpHeaders& headers) {
for (THttpHeaders::TConstIterator i = headers.Begin(); i != headers.End(); ++i) {
this->Headers.AddHeader(*i);
}
return *this;
}
THttpResponse& THttpResponse::SetContentType(const TStringBuf& contentType) {
Headers.AddOrReplaceHeader(THttpInputHeader("Content-Type", ToString(contentType)));
return *this;
}
void THttpResponse::OutTo(IOutputStream& os) const {
TVector<IOutputStream::TPart> parts;
const size_t FIRST_LINE_PARTS = 3;
const size_t HEADERS_PARTS = Headers.Count() * 4;
const size_t CONTENT_PARTS = 5;
parts.reserve(FIRST_LINE_PARTS + HEADERS_PARTS + CONTENT_PARTS);
// first line
parts.push_back(IOutputStream::TPart(TStringBuf("HTTP/1.1 ")));
parts.push_back(IOutputStream::TPart(HttpCodeStrEx(Code)));
parts.push_back(IOutputStream::TPart::CrLf());
// headers
for (THttpHeaders::TConstIterator i = Headers.Begin(); i != Headers.End(); ++i) {
parts.push_back(IOutputStream::TPart(i->Name()));
parts.push_back(IOutputStream::TPart(TStringBuf(": ")));
parts.push_back(IOutputStream::TPart(i->Value()));
parts.push_back(IOutputStream::TPart::CrLf());
}
char buf[50];
if (!Content.empty()) {
TMemoryOutput mo(buf, sizeof(buf));
mo << Content.size();
parts.push_back(IOutputStream::TPart(TStringBuf("Content-Length: ")));
parts.push_back(IOutputStream::TPart(buf, mo.Buf() - buf));
parts.push_back(IOutputStream::TPart::CrLf());
}
// content
parts.push_back(IOutputStream::TPart::CrLf());
if (!Content.empty()) {
parts.push_back(IOutputStream::TPart(Content));
}
os.Write(parts.data(), parts.size());
}
template <>
void Out<THttpResponse>(IOutputStream& os, const THttpResponse& resp) {
resp.OutTo(os);
}
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