SNAP Library 2.1, Developer Reference  2013-09-25 10:47:25
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THtmlTok Class Reference

#include <html.h>

Collaboration diagram for THtmlTok:

List of all members.

Public Member Functions

 THtmlTok ()
 THtmlTok (const THtmlLxSym &_Sym)
 THtmlTok (const THtmlLxSym &_Sym, const TStr &_Str)
 THtmlTok (const THtmlLxSym &_Sym, const TStr &_Str, const THtmlLx::TArgNmValV &_ArgNmValV)
 THtmlTok (TSIn &)
void Save (TSOut &)
THtmlTokoperator= (const THtmlTok &)
THtmlLxSym GetSym () const
TStr GetStr () const
TStr GetFullStr () const
bool IsArg (const TStr &ArgNm) const
TStr GetArg (const TStr &ArgNm) const
TStr GetArg (const TStr &ArgNm, const TStr &DfArgVal) const
bool IsUrlTok (TStr &RelUrlStr) const
bool IsRedirUrlTok () const
void SaveTxt (const PSOut &SOut, const bool &TxtMode=true)

Static Public Member Functions

static PHtmlTok Load (TSIn &)
static bool IsBreakTag (const TStr &TagNm)
static bool IsBreakTok (const PHtmlTok &Tok)
static bool IsHTag (const TStr &TagNm, int &HTagN)
static PHtmlTok GetHTok (const bool &IsBTag, const int &HTagN)

Static Public Attributes

static const TStr ATagNm = "<A>"
static const TStr AreaTagNm = "<AREA>"
static const TStr BrTagNm = "<BR>"
static const TStr CardTagNm = "<CARD>"
static const TStr CenterTagNm = "<CENTER>"
static const TStr FrameTagNm = "<FRAME>"
static const TStr H1TagNm = "<H1>"
static const TStr H2TagNm = "<H2>"
static const TStr H3TagNm = "<H3>"
static const TStr H4TagNm = "<H4>"
static const TStr H5TagNm = "<H5>"
static const TStr H6TagNm = "<H6>"
static const TStr ImgTagNm = "<IMG>"
static const TStr LiTagNm = "<LI>"
static const TStr MetaTagNm = "<META>"
static const TStr PTagNm = "<P>"
static const TStr UlTagNm = "<UL>"
static const TStr TitleTagNm = "<TITLE>"
static const TStr TitleETagNm = "</TITLE>"
static const TStr AltArgNm = "ALT"
static const TStr HRefArgNm = "HREF"
static const TStr SrcArgNm = "SRC"
static const TStr TitleArgNm = "TITLE"
static const TStr HttpEquivArgNm = "HTTP-EQUIV"

Private Attributes

TCRef CRef
THtmlLxSym Sym
TStr Str
THtmlLx::TArgNmValV ArgNmValV

Friends

class TPt< THtmlTok >

Detailed Description

Definition at line 182 of file html.h.


Constructor & Destructor Documentation

THtmlTok::THtmlTok ( ) [inline]

Definition at line 188 of file html.h.

Referenced by GetHTok().

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THtmlTok::THtmlTok ( const THtmlLxSym _Sym) [inline]

Definition at line 189 of file html.h.

                                  :
    Sym(_Sym), Str(), ArgNmValV(){}
THtmlTok::THtmlTok ( const THtmlLxSym _Sym,
const TStr _Str 
) [inline]

Definition at line 191 of file html.h.

                                                    :
    Sym(_Sym), Str(_Str), ArgNmValV(){}
THtmlTok::THtmlTok ( const THtmlLxSym _Sym,
const TStr _Str,
const THtmlLx::TArgNmValV _ArgNmValV 
) [inline]

Definition at line 193 of file html.h.

                                       :
    Sym(_Sym), Str(_Str), ArgNmValV(_ArgNmValV){}
THtmlTok::THtmlTok ( TSIn ) [inline]

Definition at line 196 of file html.h.

References Fail.

{Fail;}

Member Function Documentation

TStr THtmlTok::GetArg ( const TStr ArgNm) const [inline]

Definition at line 207 of file html.h.

Referenced by IsRedirUrlTok(), and IsUrlTok().

                                       {
    return ArgNmValV[ArgNmValV.SearchForw(TStrKd(ArgNm))].Dat;}

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TStr THtmlTok::GetArg ( const TStr ArgNm,
const TStr DfArgVal 
) const [inline]

Definition at line 209 of file html.h.

                                                             {
    int ArgN=ArgNmValV.SearchForw(TStrKd(ArgNm));
    if (ArgN==-1){return DfArgVal;} else {return ArgNmValV[ArgN].Dat;}}

Definition at line 628 of file html.cpp.

References ArgNmValV, GetStr(), TStr::GetSubStr(), hsyBTag, hsyETag, TStr::Len(), TVec< TVal, TSizeTy >::Len(), Str, and Sym.

Referenced by SaveTxt().

                                {
  if ((Sym==hsyBTag)&&(ArgNmValV.Len()>0)){
    TChA FullChA;
    FullChA+=Str.GetSubStr(0, Str.Len()-2);
    for (int ArgNmValN=0; ArgNmValN<ArgNmValV.Len(); ArgNmValN++){
      FullChA+=' '; FullChA+=ArgNmValV[ArgNmValN].Key; FullChA+='=';
      FullChA+='"'; FullChA+=ArgNmValV[ArgNmValN].Dat; FullChA+='"';
    }
    FullChA+='>';
    return FullChA;
  } else
  if (Sym==hsyETag){
    TChA FullChA;
    FullChA+='<'; FullChA+='/'; FullChA+=Str.GetSubStr(1, Str.Len()-1);
    return FullChA;
  } else {
    return GetStr();
  }
}

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PHtmlTok THtmlTok::GetHTok ( const bool &  IsBTag,
const int &  HTagN 
) [static]

Definition at line 762 of file html.cpp.

References Fail, H1TagNm, H2TagNm, H3TagNm, H4TagNm, H5TagNm, H6TagNm, hsyBTag, hsyETag, and THtmlTok().

Referenced by THtmlHldV::THtmlHldV().

                                                              {
  THtmlLxSym HTagSym=IsBTag?hsyBTag:hsyETag;
  TStr HTagNm;
  switch (HTagN){
    case 1: HTagNm=H1TagNm; break;
    case 2: HTagNm=H2TagNm; break;
    case 3: HTagNm=H3TagNm; break;
    case 4: HTagNm=H4TagNm; break;
    case 5: HTagNm=H5TagNm; break;
    case 6: HTagNm=H6TagNm; break;
    default: Fail;
  }
  return PHtmlTok(new THtmlTok(HTagSym, HTagNm));
}

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TStr THtmlTok::GetStr ( ) const [inline]

Definition at line 203 of file html.h.

Referenced by GetFullStr(), IsRedirUrlTok(), and IsUrlTok().

{return Str;}

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THtmlLxSym THtmlTok::GetSym ( ) const [inline]

Definition at line 202 of file html.h.

Referenced by IsRedirUrlTok(), and IsUrlTok().

{return Sym;}

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bool THtmlTok::IsArg ( const TStr ArgNm) const [inline]

Definition at line 205 of file html.h.

Referenced by IsRedirUrlTok(), and IsUrlTok().

                                      {
    return ArgNmValV.SearchForw(TStrKd(ArgNm))!=-1;}

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bool THtmlTok::IsBreakTag ( const TStr TagNm) [static]

Definition at line 726 of file html.cpp.

References THash< TKey, TDat, THashFunc >::AddKey(), THash< TKey, TDat, THashFunc >::IsKey(), and THash< TKey, TDat, THashFunc >::Len().

Referenced by IsBreakTok().

                                          {
  static TStrH BreakTagNmH(50);
  if (BreakTagNmH.Len()==0){
    BreakTagNmH.AddKey(TStr("<H1>")); BreakTagNmH.AddKey(TStr("<H2>"));
    BreakTagNmH.AddKey(TStr("<H3>")); BreakTagNmH.AddKey(TStr("<H4>"));
    BreakTagNmH.AddKey(TStr("<H5>")); BreakTagNmH.AddKey(TStr("<H6>"));
    BreakTagNmH.AddKey(TStr("<BR>")); BreakTagNmH.AddKey(TStr("<HR>"));
    BreakTagNmH.AddKey(TStr("<P>")); BreakTagNmH.AddKey(TStr("<DL>"));
    BreakTagNmH.AddKey(TStr("<UL>")); BreakTagNmH.AddKey(TStr("<OL>"));
    BreakTagNmH.AddKey(TStr("<LI>")); BreakTagNmH.AddKey(TStr("<DT>"));
    BreakTagNmH.AddKey(TStr("<DD>")); BreakTagNmH.AddKey(TStr("<HEAD>"));
    BreakTagNmH.AddKey(TStr("<TITLE>")); BreakTagNmH.AddKey(TStr("<META>"));
    BreakTagNmH.AddKey(TStr("<SCRIPT>"));
    BreakTagNmH.AddKey(TStr("<HEAD>")); BreakTagNmH.AddKey(TStr("<BODY>"));
  }
  return BreakTagNmH.IsKey(TagNm);
}

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bool THtmlTok::IsBreakTok ( const PHtmlTok Tok) [static]

Definition at line 744 of file html.cpp.

References hsyBTag, hsyETag, and IsBreakTag().

Referenced by THtmlHldV::THtmlHldV().

                                            {
  if ((Tok->GetSym()==hsyBTag)||(Tok->GetSym()==hsyETag)){
    return IsBreakTag(Tok->GetStr());
  } else {
    return false;
  }
}

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bool THtmlTok::IsHTag ( const TStr TagNm,
int &  HTagN 
) [static]

Definition at line 752 of file html.cpp.

References TStr::Len().

Referenced by THtmlHldV::THtmlHldV().

                                                  {
  if ((TagNm.Len()==4)&&(TagNm[0]=='<')&&(TagNm[1]=='H')&&(TagNm[3]=='>')){
    char Ch=TagNm[2];
    if (('1'<=Ch)&&(Ch<='6')){HTagN=Ch-'0'; return true;}
    else {HTagN=-1; return false;}
  } else {
    HTagN=-1; return false;
  }
}

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bool THtmlTok::IsRedirUrlTok ( ) const

Definition at line 676 of file html.cpp.

References GetArg(), GetStr(), GetSym(), TStr::GetUc(), hsyBTag, HttpEquivArgNm, IsArg(), and MetaTagNm.

                                   {
  if (GetSym()==hsyBTag){
    TStr TagNm=GetStr();
    if ((TagNm==MetaTagNm)&&(IsArg(HttpEquivArgNm))){
      TStr HttpEquivArgVal=GetArg(HttpEquivArgNm).GetUc();
      if ((HttpEquivArgVal=="REFRESH")&&IsArg("CONTENT")){
        return true;
      } else {
        return false;
      }
    }
  }
  return false;
}

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bool THtmlTok::IsUrlTok ( TStr RelUrlStr) const

Definition at line 648 of file html.cpp.

References AreaTagNm, ATagNm, TStr::Empty(), FrameTagNm, GetArg(), GetStr(), TStr::GetSubStr(), GetSym(), TStr::GetUc(), HRefArgNm, hsyBTag, HttpEquivArgNm, ImgTagNm, IsArg(), TStr::Len(), MetaTagNm, TStr::SplitOnStr(), and SrcArgNm.

                                             {
  if (GetSym()==hsyBTag){
    TStr TagNm=GetStr();
    if ((TagNm==ATagNm)&&(IsArg(HRefArgNm))){
      RelUrlStr=GetArg(HRefArgNm); return true;}
    else if ((TagNm==AreaTagNm)&&(IsArg(HRefArgNm))){
      RelUrlStr=GetArg(HRefArgNm); return true;}
    else if ((TagNm==FrameTagNm)&&(IsArg(SrcArgNm))){
      RelUrlStr=GetArg(SrcArgNm); return true;}
    else if ((TagNm==ImgTagNm)&&(IsArg(SrcArgNm))){
      RelUrlStr=GetArg(SrcArgNm); return true;}
    else if ((TagNm==MetaTagNm)&&(IsArg(HttpEquivArgNm))){
      TStr HttpEquivArgVal=GetArg(HttpEquivArgNm).GetUc();
      if ((HttpEquivArgVal=="REFRESH")&&IsArg("CONTENT")){
        TStr ContentStr=GetArg("CONTENT");
        TStr LeftStr; TStr RightStr; TStr UrlEqStr="URL=";
        ContentStr.GetUc().SplitOnStr(LeftStr, UrlEqStr, RightStr);
        RelUrlStr=ContentStr.GetSubStr(
         LeftStr.Len()+UrlEqStr.Len(), ContentStr.Len());
        return !RelUrlStr.Empty();
      } else {
        return false;
      }
    }
  }
  return false;
}

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static PHtmlTok THtmlTok::Load ( TSIn ) [inline, static]

Definition at line 197 of file html.h.

References Fail.

{Fail; return NULL;}
THtmlTok& THtmlTok::operator= ( const THtmlTok ) [inline]

Definition at line 200 of file html.h.

References Fail.

{Fail; return *this;}
void THtmlTok::Save ( TSOut ) [inline]

Definition at line 198 of file html.h.

References Fail.

{Fail;}
void THtmlTok::SaveTxt ( const PSOut SOut,
const bool &  TxtMode = true 
)

Definition at line 691 of file html.cpp.

References GetFullStr(), THtmlLx::GetSymStr(), TSOut::PutStr(), and Sym.

                                                            {
  if (TxtMode){
    SOut->PutStr(GetFullStr()); SOut->PutStr(" ");
  } else {
    SOut->PutStr(THtmlLx::GetSymStr(Sym)); SOut->PutStr(" ");
    SOut->PutStr(GetFullStr()); SOut->PutStr(" ");
  }
}

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Friends And Related Function Documentation

friend class TPt< THtmlTok > [friend]

Definition at line 182 of file html.h.


Member Data Documentation

const TStr THtmlTok::AltArgNm = "ALT" [static]

Definition at line 237 of file html.h.

const TStr THtmlTok::AreaTagNm = "<AREA>" [static]

Definition at line 218 of file html.h.

Referenced by IsUrlTok().

Definition at line 186 of file html.h.

Referenced by GetFullStr().

const TStr THtmlTok::ATagNm = "<A>" [static]

Definition at line 217 of file html.h.

Referenced by IsUrlTok().

const TStr THtmlTok::BrTagNm = "<BR>" [static]

Definition at line 219 of file html.h.

const TStr THtmlTok::CardTagNm = "<CARD>" [static]

Definition at line 220 of file html.h.

const TStr THtmlTok::CenterTagNm = "<CENTER>" [static]

Definition at line 221 of file html.h.

TCRef THtmlTok::CRef [private]

Definition at line 182 of file html.h.

const TStr THtmlTok::FrameTagNm = "<FRAME>" [static]

Definition at line 222 of file html.h.

Referenced by IsUrlTok().

const TStr THtmlTok::H1TagNm = "<H1>" [static]

Definition at line 223 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::H2TagNm = "<H2>" [static]

Definition at line 224 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::H3TagNm = "<H3>" [static]

Definition at line 225 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::H4TagNm = "<H4>" [static]

Definition at line 226 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::H5TagNm = "<H5>" [static]

Definition at line 227 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::H6TagNm = "<H6>" [static]

Definition at line 228 of file html.h.

Referenced by GetHTok().

const TStr THtmlTok::HRefArgNm = "HREF" [static]

Definition at line 238 of file html.h.

Referenced by IsUrlTok().

const TStr THtmlTok::HttpEquivArgNm = "HTTP-EQUIV" [static]

Definition at line 241 of file html.h.

Referenced by IsRedirUrlTok(), and IsUrlTok().

const TStr THtmlTok::ImgTagNm = "<IMG>" [static]

Definition at line 229 of file html.h.

Referenced by IsUrlTok().

const TStr THtmlTok::LiTagNm = "<LI>" [static]

Definition at line 230 of file html.h.

const TStr THtmlTok::MetaTagNm = "<META>" [static]

Definition at line 231 of file html.h.

Referenced by IsRedirUrlTok(), and IsUrlTok().

const TStr THtmlTok::PTagNm = "<P>" [static]

Definition at line 232 of file html.h.

const TStr THtmlTok::SrcArgNm = "SRC" [static]

Definition at line 239 of file html.h.

Referenced by IsUrlTok().

TStr THtmlTok::Str [private]

Definition at line 185 of file html.h.

Referenced by GetFullStr().

Definition at line 184 of file html.h.

Referenced by GetFullStr(), and SaveTxt().

const TStr THtmlTok::TitleArgNm = "TITLE" [static]

Definition at line 240 of file html.h.

const TStr THtmlTok::TitleETagNm = "</TITLE>" [static]

Definition at line 235 of file html.h.

const TStr THtmlTok::TitleTagNm = "<TITLE>" [static]

Definition at line 234 of file html.h.

const TStr THtmlTok::UlTagNm = "<UL>" [static]

Definition at line 233 of file html.h.


The documentation for this class was generated from the following files: