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SNAP Library , Developer Reference
2013-01-07 14:03:36
SNAP, a general purpose, high performance system for analysis and manipulation of large networks
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#include <http.h>

Public Member Functions | |
| THttpResp (const int &_StatusCd, const TStr &ContTypeVal, const bool &CacheCtrlP, const PSIn &BodySIn, const TStr LocStr) | |
| THttpResp (const PSIn &SIn) | |
| ~THttpResp () | |
| THttpResp (TSIn &) | |
| void | Save (TSOut &) |
| THttpResp & | operator= (const THttpResp &) |
| bool | IsOk () const |
| int | Len () const |
| bool | IsContLenOk () const |
| void | GetAsMem (TMem &Mem) const |
| TStr | GetHdStr () const |
| const TMem & | GetBodyAsMem () const |
| TStr | GetBodyAsStr () const |
| int | GetStatusCd () const |
| TStr | GetReasonPhrase () const |
| int | GetFlds () const |
| int | GetFldVals (const int &FldN) const |
| void | GetFldNmVal (const int &FldN, TStr &FldNm, TStr &FldVal) |
| void | GetFldNmVal (const int &FldN, const int &ValN, TStr &FldNm, TStr &FldVal) |
| bool | IsFldNm (const TStr &FldNm) const |
| TStr | GetFldVal (const TStr &FldNm, const int &ValN=0) const |
| void | GetFldValV (const TStr &FldNm, TStrV &FldValV) const |
| bool | IsFldVal (const TStr &FldNm, const TStr &FldVal) const |
| void | AddFldVal (const TStr &FldNm, const TStr &FldVal) |
| bool | IsStatusCd_Ok () const |
| bool | IsStatusCd_Redir () const |
| bool | IsContType () const |
| bool | IsContType (const TStr &ContTypeStr) const |
| bool | IsContLen (int &ContLen) const |
| TStr | GetSrvNm () const |
| void | GetCookieKeyValDmPathQuV (TStrQuV &CookieKeyValDmPathQuV) |
| int | GetTxtLen () const |
| void | SaveTxt (const PSOut &SOut) const |
| void | SaveBody (const PSOut &SOut) const |
| PSIn | GetSIn () const |
Static Public Member Functions | |
| static PHttpResp | New (const int &StatusCd, const TStr &ContTypeVal, const bool &CacheCtrlP, const PSIn &BodySIn, const TStr LocStr=TStr()) |
| static PHttpResp | New (const PSIn &SIn) |
| static PHttpResp | Load (TSIn &) |
| static PHttpResp | LoadTxt (PSIn &SIn) |
Private Member Functions | |
| void | AddHdFld (const TStr &FldNm, const TStr &FldVal, TChA &HdChA) |
| void | ParseHttpResp (const PSIn &SIn) |
Private Attributes | |
| TCRef | CRef |
| bool | Ok |
| int | MajorVerN |
| int | MinorVerN |
| int | StatusCd |
| TStr | ReasonPhrase |
| TStrStrVH | FldNmToValVH |
| TStr | HdStr |
| TMem | BodyMem |
Friends | |
| class | TPt< THttpResp > |
| THttpResp::THttpResp | ( | const int & | _StatusCd, |
| const TStr & | ContTypeVal, | ||
| const bool & | CacheCtrlP, | ||
| const PSIn & | BodySIn, | ||
| const TStr | LocStr | ||
| ) |
Definition at line 739 of file http.cpp.
References AddHdFld(), BodyMem, TStr::Empty(), TPt< TRec >::Empty(), GetReasonPhrase(), TInt::GetStr(), HdStr, TSIn::Len(), TMem::LoadMem(), MajorVerN, MinorVerN, ReasonPhrase, and StatusCd.
: Ok(true), MajorVerN(1), MinorVerN(0), StatusCd(_StatusCd), ReasonPhrase(), FldNmToValVH(20), HdStr(), BodyMem(){ ReasonPhrase=THttp::GetReasonPhrase(StatusCd); TChA HdChA; // first line HdChA+="HTTP/"; HdChA+=TInt::GetStr(MajorVerN); HdChA+="."; HdChA+=TInt::GetStr(MinorVerN); HdChA+=' '; HdChA+=TInt::GetStr(StatusCd); HdChA+=' '; HdChA+=ReasonPhrase; HdChA+="\r\n"; // header fields // server //AddHdFld(THttp::SrvFldNm, "Tralala", HdChA); if (!LocStr.Empty()){ AddHdFld("Location", LocStr, HdChA);} if (!BodySIn.Empty()){ // content-type AddHdFld(THttp::ContTypeFldNm, ContTypeVal, HdChA); // accept-ranges AddHdFld(THttp::AcceptRangesFldNm, "bytes", HdChA); // content-length TStr ContLenVal=TInt::GetStr(BodySIn->Len()); AddHdFld(THttp::ContLenFldNm, ContLenVal, HdChA); // cache-control if (!CacheCtrlP){ AddHdFld(THttp::CacheCtrlFldNm, "no-cache", HdChA);} } // header/body separator HdChA+="\r\n"; // header/body data HdStr=HdChA; if (!BodySIn.Empty()){ TMem::LoadMem(BodySIn, BodyMem);} }

| THttpResp::THttpResp | ( | const PSIn & | SIn | ) |
Definition at line 776 of file http.cpp.
References Ok, and ParseHttpResp().
: Ok(false), MajorVerN(0), MinorVerN(0), StatusCd(-1), ReasonPhrase(), FldNmToValVH(20), HdStr(), BodyMem(){ try { ParseHttpResp(SIn); } catch (THttpEx){Ok=false;} }

| THttpResp::~THttpResp | ( | ) | [inline] |
| THttpResp::THttpResp | ( | TSIn & | ) | [inline] |
| void THttpResp::AddFldVal | ( | const TStr & | FldNm, |
| const TStr & | FldVal | ||
| ) |
Definition at line 812 of file http.cpp.
References TVec< TVal >::Add(), THash< TKey, TDat, THashFunc >::AddDat(), FldNmToValVH, THttpLx::GetNrStr(), HdStr, TStr::IsSuffix(), and TChA::Pop().
{
TStr NrFldNm=THttpLx::GetNrStr(FldNm);
FldNmToValVH.AddDat(NrFldNm).Add(FldVal);
if (HdStr.IsSuffix("\r\n\r\n")){
TChA HdChA=HdStr;
HdChA.Pop(); HdChA.Pop();
HdChA+=NrFldNm; HdChA+=": "; HdChA+=FldVal;
HdChA+="\r\n\r\n";
HdStr=HdChA;
}
}

| void THttpResp::AddHdFld | ( | const TStr & | FldNm, |
| const TStr & | FldVal, | ||
| TChA & | HdChA | ||
| ) | [private] |
Definition at line 692 of file http.cpp.
References TVec< TVal >::Add(), THash< TKey, TDat, THashFunc >::AddDat(), FldNmToValVH, and THttpLx::GetNrStr().
Referenced by THttpResp().
{
TStr NrFldNm=THttpLx::GetNrStr(FldNm);
FldNmToValVH.AddDat(NrFldNm).Add(FldVal);
HdChA+=FldNm; HdChA+=": "; HdChA+=FldVal; HdChA+="\r\n";
}


| void THttpResp::GetAsMem | ( | TMem & | Mem | ) | const [inline] |
| const TMem& THttpResp::GetBodyAsMem | ( | ) | const [inline] |
| TStr THttpResp::GetBodyAsStr | ( | ) | const [inline] |
Definition at line 168 of file http.h.
Referenced by TWebPg::IsTxt().

| void THttpResp::GetCookieKeyValDmPathQuV | ( | TStrQuV & | CookieKeyValDmPathQuV | ) |
Definition at line 824 of file http.cpp.
References TVec< TVal >::Add(), TVec< TVal >::Clr(), TStr::Empty(), GetFldValV(), TStr::GetTrunc(), TStr::IsChIn(), TVec< TVal >::Len(), TStr::SplitOnAllCh(), and TStr::ToTrunc().
{
CookieKeyValDmPathQuV.Clr();
TStrV CookieFldValV; GetFldValV(THttp::SetCookieFldNm, CookieFldValV);
for (int CookieN=0; CookieN<CookieFldValV.Len(); CookieN++){
TStr CookieFldVal=CookieFldValV[CookieN];
TStrV KeyValStrV;
CookieFldVal.SplitOnAllCh(';', KeyValStrV, true);
TStrPrV KeyValPrV; TStr DmNm; TStr PathStr;
for (int KeyValStrN=0; KeyValStrN<KeyValStrV.Len(); KeyValStrN++){
TStr KeyValStr=KeyValStrV[KeyValStrN];
TStr KeyNm; TStr ValStr;
if (KeyValStr.IsChIn('=')){
KeyValStrV[KeyValStrN].SplitOnCh(KeyNm, '=', ValStr);
KeyNm.ToTrunc(); ValStr.ToTrunc();
} else {
KeyNm=KeyValStr.GetTrunc();
}
if (KeyNm=="expires"){}
else if (KeyNm=="domain"){DmNm=ValStr;}
else if (KeyNm=="path"){PathStr=ValStr;}
else if (KeyNm=="expires"){}
else if (KeyNm=="secure"){}
else if (KeyNm=="httponly"){}
else if (!KeyNm.Empty()){
KeyValPrV.Add(TStrPr(KeyNm, ValStr));
}
}
for (int KeyValPrN=0; KeyValPrN<KeyValPrV.Len(); KeyValPrN++){
TStr KeyNm=KeyValPrV[KeyValPrN].Val1;
TStr ValStr=KeyValPrV[KeyValPrN].Val2;
CookieKeyValDmPathQuV.Add(TStrQu(KeyNm, ValStr, DmNm, PathStr));
}
}
}

| void THttpResp::GetFldNmVal | ( | const int & | FldN, |
| TStr & | FldNm, | ||
| TStr & | FldVal | ||
| ) | [inline] |
Definition at line 174 of file http.h.
{
FldNm=FldNmToValVH.GetKey(FldN); FldVal=FldNmToValVH[FldN][0];}
| void THttpResp::GetFldNmVal | ( | const int & | FldN, |
| const int & | ValN, | ||
| TStr & | FldNm, | ||
| TStr & | FldVal | ||
| ) | [inline] |
Definition at line 176 of file http.h.
{
FldNm=FldNmToValVH.GetKey(FldN); FldVal=FldNmToValVH[FldN][ValN];}
| int THttpResp::GetFlds | ( | ) | const [inline] |
Definition at line 171 of file http.h.
{return FldNmToValVH.Len();}
| TStr THttpResp::GetFldVal | ( | const TStr & | FldNm, |
| const int & | ValN = 0 |
||
| ) | const |
Definition at line 789 of file http.cpp.
References FldNmToValVH, THash< TKey, TDat, THashFunc >::GetDat(), THttpLx::GetNrStr(), THash< TKey, TDat, THashFunc >::IsKey(), and TVec< TVal >::Len().
Referenced by IsFldVal().
{
TStr NrFldNm=THttpLx::GetNrStr(FldNm);
if (FldNmToValVH.IsKey(NrFldNm)){
const TStrV& ValV=FldNmToValVH.GetDat(NrFldNm);
if (ValV.Len()>0){return ValV[ValN];} else {return TStr();}
} else {
return TStr();
}
}


| int THttpResp::GetFldVals | ( | const int & | FldN | ) | const [inline] |
Definition at line 172 of file http.h.
{
return FldNmToValVH[FldN].Len();}
| void THttpResp::GetFldValV | ( | const TStr & | FldNm, |
| TStrV & | FldValV | ||
| ) | const |
Definition at line 799 of file http.cpp.
References TVec< TVal >::Clr(), FldNmToValVH, THash< TKey, TDat, THashFunc >::GetDat(), THttpLx::GetNrStr(), and THash< TKey, TDat, THashFunc >::IsKey().
Referenced by GetCookieKeyValDmPathQuV().
{
TStr NrFldNm=THttpLx::GetNrStr(FldNm);
if (FldNmToValVH.IsKey(NrFldNm)){
FldValV=FldNmToValVH.GetDat(NrFldNm);
} else {
FldValV.Clr();
}
}


| TStr THttpResp::GetHdStr | ( | ) | const [inline] |
| TStr THttpResp::GetReasonPhrase | ( | ) | const [inline] |
Definition at line 170 of file http.h.
References THttp::GetReasonPhrase().
Referenced by THttpResp().
{return THttp::GetReasonPhrase(StatusCd);}


| PSIn THttpResp::GetSIn | ( | ) | const |
Definition at line 859 of file http.cpp.
References BodyMem, HdStr, TMem::Len(), TStr::Len(), and TSOut::PutStr().
{
TMOut MOut(HdStr.Len()+BodyMem.Len());
MOut.PutStr(HdStr); MOut.PutMem(BodyMem);
return MOut.GetSIn();
}

| TStr THttpResp::GetSrvNm | ( | ) | const [inline] |
Definition at line 195 of file http.h.
References THttp::SrvFldNm.
{
return GetFldVal(THttp::SrvFldNm);}
| int THttpResp::GetStatusCd | ( | ) | const [inline] |
| int THttpResp::GetTxtLen | ( | ) | const [inline] |
| bool THttpResp::IsContLen | ( | int & | ContLen | ) | const [inline] |
Definition at line 193 of file http.h.
References THttp::ContLenFldNm.
{
return GetFldVal(THttp::ContLenFldNm).IsInt(ContLen);}
| bool THttpResp::IsContLenOk | ( | ) | const [inline] |
| bool THttpResp::IsContType | ( | ) | const [inline] |
Definition at line 189 of file http.h.
References THttp::ContTypeFldNm.
Referenced by TWebPg::IsTxt().
{
return IsFldNm(THttp::ContTypeFldNm);}

| bool THttpResp::IsContType | ( | const TStr & | ContTypeStr | ) | const [inline] |
Definition at line 191 of file http.h.
References THttp::ContTypeFldNm.
{
return GetFldVal(THttp::ContTypeFldNm).IsStrIn(ContTypeStr);}
| bool THttpResp::IsFldNm | ( | const TStr & | FldNm | ) | const |
Definition at line 785 of file http.cpp.
References FldNmToValVH, THttpLx::GetNrStr(), and THash< TKey, TDat, THashFunc >::IsKey().
{
return FldNmToValVH.IsKey(THttpLx::GetNrStr(FldNm));
}

| bool THttpResp::IsFldVal | ( | const TStr & | FldNm, |
| const TStr & | FldVal | ||
| ) | const |
Definition at line 808 of file http.cpp.
References GetFldVal(), and THttpLx::GetNrStr().
{
return THttpLx::GetNrStr(FldVal)==THttpLx::GetNrStr(GetFldVal(FldNm));
}

| bool THttpResp::IsOk | ( | ) | const [inline] |
| bool THttpResp::IsStatusCd_Ok | ( | ) | const [inline] |
Definition at line 184 of file http.h.
References THttp::OkStatusCd.
{
return IsOk() && (GetStatusCd()/100==THttp::OkStatusCd/100);}
| bool THttpResp::IsStatusCd_Redir | ( | ) | const [inline] |
Definition at line 186 of file http.h.
References THttp::RedirStatusCd.
{
return IsOk() && (GetStatusCd()/100==THttp::RedirStatusCd/100);}
| int THttpResp::Len | ( | ) | const [inline] |
| static PHttpResp THttpResp::Load | ( | TSIn & | ) | [inline, static] |
| static PHttpResp THttpResp::LoadTxt | ( | PSIn & | SIn | ) | [inline, static] |
| static PHttpResp THttpResp::New | ( | const PSIn & | SIn | ) | [inline, static] |
| void THttpResp::ParseHttpResp | ( | const PSIn & | SIn | ) | [private] |
Definition at line 698 of file http.cpp.
References TVec< TVal >::Add(), THash< TKey, TDat, THashFunc >::AddDat(), BodyMem, TMem::Clr(), TStr::Clr(), THttpLx::ClrMemSf(), THttpLx::Eof(), FldNmToValVH, TMem::GetAsStr(), THttpLx::GetCrLf(), THttpLx::GetFldVal(), THttpLx::GetInt(), THttpLx::GetMemSf(), THttpLx::GetNrStr(), THttpLx::GetPeriod(), THttpLx::GetRespReasonPhrase(), THttpLx::GetRest(), THttpLx::GetSpec(), THttpLx::GetToken(), HdStr, THttpLx::IsCrLf(), THttpLx::IsRespStatusLn(), MajorVerN, MinorVerN, Ok, ReasonPhrase, and StatusCd.
Referenced by THttpResp().
{
THttpLx Lx(SIn);
if (Lx.Eof()){
// no content
MajorVerN=0; MinorVerN=9; StatusCd=204;
HdStr.Clr(); BodyMem.Clr();
} else {
if (Lx.IsRespStatusLn()){
// status-line
Lx.GetToken(THttp::HttpStr); Lx.GetSpec(THttp::SlashStr);
MajorVerN=Lx.GetInt(1); Lx.GetPeriod(); MinorVerN=Lx.GetInt(1);
StatusCd=Lx.GetInt(3);
ReasonPhrase=Lx.GetRespReasonPhrase();
Lx.GetCrLf();
// header fields & values
while (!Lx.IsCrLf()){
TStr FldNm=Lx.GetToken(); Lx.GetSpec(THttp::ColonStr);
TStr FldVal=Lx.GetFldVal();
Lx.GetCrLf();
TStr NrFldNm=THttpLx::GetNrStr(FldNm);
FldNmToValVH.AddDat(NrFldNm).Add(FldVal);
}
// separator CrLf
Lx.GetCrLf();
// header & body strings
HdStr=Lx.GetMemSf().GetAsStr();
Lx.ClrMemSf();
Lx.GetRest();
BodyMem=Lx.GetMemSf();
} else {
// old fashion format
MajorVerN=0; MinorVerN=9; StatusCd=200;
HdStr.Clr();
Lx.ClrMemSf();
Lx.GetRest();
BodyMem=Lx.GetMemSf();
}
}
Ok=true;
}


| void THttpResp::Save | ( | TSOut & | ) | [inline] |
| void THttpResp::SaveBody | ( | const PSOut & | SOut | ) | const [inline] |
Definition at line 204 of file http.h.
Referenced by TWebPg::SaveAsHttpBody().

| void THttpResp::SaveTxt | ( | const PSOut & | SOut | ) | const [inline] |
TMem THttpResp::BodyMem [private] |
Definition at line 140 of file http.h.
Referenced by GetSIn(), ParseHttpResp(), and THttpResp().
TCRef THttpResp::CRef [private] |
TStrStrVH THttpResp::FldNmToValVH [private] |
Definition at line 138 of file http.h.
Referenced by AddFldVal(), AddHdFld(), GetFldVal(), GetFldValV(), IsFldNm(), and ParseHttpResp().
TStr THttpResp::HdStr [private] |
Definition at line 139 of file http.h.
Referenced by AddFldVal(), GetSIn(), ParseHttpResp(), and THttpResp().
int THttpResp::MajorVerN [private] |
Definition at line 135 of file http.h.
Referenced by ParseHttpResp(), and THttpResp().
int THttpResp::MinorVerN [private] |
Definition at line 135 of file http.h.
Referenced by ParseHttpResp(), and THttpResp().
bool THttpResp::Ok [private] |
Definition at line 134 of file http.h.
Referenced by ParseHttpResp(), and THttpResp().
TStr THttpResp::ReasonPhrase [private] |
Definition at line 137 of file http.h.
Referenced by ParseHttpResp(), and THttpResp().
int THttpResp::StatusCd [private] |
Definition at line 136 of file http.h.
Referenced by ParseHttpResp(), and THttpResp().