SNAP Library 6.0, Developer Reference  2020-12-09 16:24:20
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Public Member Functions | Static Public Member Functions | Private Attributes | Friends | List of all members
TWebPg Class Reference

#include <html.h>

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Public Member Functions

 TWebPg ()
 
 TWebPg (const TStrV &_UrlStrV, const TStrV &_IpNumV, const PHttpResp &_HttpResp)
 
 ~TWebPg ()
 
 TWebPg (TSIn &)
 
void Save (TSOut &)
 
TWebPg & operator= (const TWebPg &)
 
int GetUrls () const
 
TStr GetUrlStr (const int &UrlN=-1) const
 
PUrl GetUrl (const int &UrlN=-1) const
 
int GetIps () const
 
TStr GetIpNum (const int &IpN=-1) const
 
PHttpResp GetHttpResp () const
 
TStr GetHttpHdStr () const
 
TStr GetHttpBodyAsStr () const
 
void GetOutUrlV (TUrlV &OutUrlV, TUrlV &OutRedirUrlV) const
 
void GetOutUrlV (TUrlV &OutUrlV) const
 
void GetOutDescUrlStrKdV (TStrKdV &OutDescUrlStrKdV) const
 
void PutFetchMSecs (const uint64 &_FetchMSecs)
 
uint64 GetFetchMSecs () const
 
void SaveAsHttpBody (const TStr &FNm) const
 
void SaveAsHttp (const TStr &FNm) const
 
bool IsTxt () const
 

Static Public Member Functions

static PWebPg New (const TStrV &UrlStrV, const TStrV &IpNumV, const PHttpResp &HttpResp)
 
static PWebPg New (const TStrV &UrlStrV, const PHttpResp &HttpResp)
 
static PWebPg New (const TStr &UrlStr, const PHttpResp &HttpResp)
 
static PWebPg Load (TSIn &)
 

Private Attributes

TCRef CRef
 
TStrV UrlStrV
 
TStrV IpNumV
 
PHttpResp HttpResp
 
uint64 FetchMSecs
 

Friends

class TPt< TWebPg >
 

Detailed Description

Definition at line 330 of file html.h.

Constructor & Destructor Documentation

TWebPg::TWebPg ( )
inline

Definition at line 337 of file html.h.

337 : UrlStrV(), IpNumV(), HttpResp(){}
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TWebPg::IpNumV
TStrV IpNumV
Definition: html.h:333
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332
TWebPg::TWebPg ( const TStrV &  _UrlStrV,
const TStrV &  _IpNumV,
const PHttpResp &  _HttpResp 
)
inline

Definition at line 338 of file html.h.

338  :
339  UrlStrV(_UrlStrV), IpNumV(_IpNumV), HttpResp(_HttpResp){}
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TWebPg::IpNumV
TStrV IpNumV
Definition: html.h:333
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332
TWebPg::~TWebPg ( )
inline

Definition at line 347 of file html.h.

347 {}
TWebPg::TWebPg ( TSIn &  )
inline

Definition at line 348 of file html.h.

References Fail.

348 {Fail;}
Fail
#define Fail
Definition: bd.h:238

Member Function Documentation

uint64 TWebPg::GetFetchMSecs ( ) const
inline

Definition at line 377 of file html.h.

377 {return FetchMSecs;}
TWebPg::FetchMSecs
uint64 FetchMSecs
Definition: html.h:335
TStr TWebPg::GetHttpBodyAsStr ( ) const
inline

Definition at line 368 of file html.h.

Referenced by GetOutDescUrlStrKdV(), and GetOutUrlV().

368 {return GetHttpResp()->GetBodyAsStr();}
THttpResp::GetBodyAsStr
TStr GetBodyAsStr() const
Definition: http.h:170
TWebPg::GetHttpResp
PHttpResp GetHttpResp() const
Definition: html.h:366

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TStr TWebPg::GetHttpHdStr ( ) const
inline

Definition at line 367 of file html.h.

367 {return GetHttpResp()->GetHdStr();}
THttpResp::GetHdStr
TStr GetHdStr() const
Definition: http.h:168
TWebPg::GetHttpResp
PHttpResp GetHttpResp() const
Definition: html.h:366
PHttpResp TWebPg::GetHttpResp ( ) const
inline

Definition at line 366 of file html.h.

366 {return HttpResp;}
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TStr TWebPg::GetIpNum ( const int &  IpN = -1) const
inline

Definition at line 363 of file html.h.

363  {
364  if (IpN==-1){return IpNumV.Last();} else {return IpNumV[IpN];}}
TWebPg::IpNumV
TStrV IpNumV
Definition: html.h:333
TVec::Last
const TVal & Last() const
Returns a reference to the last element of the vector.
Definition: ds.h:579
int TWebPg::GetIps ( ) const
inline

Definition at line 362 of file html.h.

362 {return IpNumV.Len();}
TVec::Len
TSizeTy Len() const
Returns the number of elements in the vector.
Definition: ds.h:575
TWebPg::IpNumV
TStrV IpNumV
Definition: html.h:333
void TWebPg::GetOutDescUrlStrKdV ( TStrKdV &  OutDescUrlStrKdV) const

Definition at line 1258 of file html.cpp.

References TVec< TVal, TSizeTy >::Add(), TVec< TVal, TSizeTy >::Clr(), TChA::Empty(), GetHttpBodyAsStr(), THtmlDoc::GetTok(), THtmlDoc::GetToks(), TUrl::GetUrlStr(), GetUrlStr(), hsyBTag, hsyETag, hsyNum, hsySSym, hsyStr, TUrl::IsOk(), TUrl::New(), THtmlDoc::New(), and TStrIn::New().

1258  {
1259  // create outgoing url vector
1260  OutDescUrlStrKdV.Clr();
1261  // take interesting web-page components
1262  TStr UrlStr=GetUrlStr();
1263  TStr HtmlStr=GetHttpBodyAsStr();
1264  // prepare html parsing
1265  PSIn HtmlSIn=TStrIn::New(HtmlStr);
1266  PHtmlDoc HtmlDoc=THtmlDoc::New(HtmlSIn);
1267  // traverse html documents
1268  PHtmlTok Tok; THtmlLxSym TokSym; TStr TokStr;
1269  int TokN=0; int Toks=HtmlDoc->GetToks();
1270  while (TokN<Toks){
1271  Tok=HtmlDoc->GetTok(TokN, TokSym, TokStr); TokN++;
1272  if ((TokSym==hsyBTag)&&(TokStr==THtmlTok::ATagNm)){
1273  TStr RelUrlStr;
1274  if (Tok->IsUrlTok(RelUrlStr)){
1275  PUrl Url=TUrl::New(RelUrlStr, UrlStr);
1276  if (Url->IsOk()){
1277  TChA DescChA;
1278  while (TokN<Toks){
1279  Tok=HtmlDoc->GetTok(TokN, TokSym, TokStr); TokN++;
1280  if ((TokSym==hsyETag)&&(TokStr==THtmlTok::ATagNm)){
1281  break;
1282  } else {
1283  if ((TokSym==hsyStr)||(TokSym==hsyNum)||(TokSym==hsySSym)){
1284  if (!DescChA.Empty()){DescChA+=' ';}
1285  DescChA+=TokStr;
1286  }
1287  }
1288  }
1289  OutDescUrlStrKdV.Add(TStrKd(DescChA, Url->GetUrlStr()));
1290  }
1291  }
1292  }
1293  }
1294 }
THtmlLxSym
THtmlLxSym
Definition: html.h:78
hsySSym
Definition: html.h:79
TWebPg::GetUrlStr
TStr GetUrlStr(const int &UrlN=-1) const
Definition: html.h:355
TChA::Empty
bool Empty() const
Definition: dt.h:260
hsyStr
Definition: html.h:79
TUrl::New
static PUrl New(const TStr &RelUrlStr, const TStr &BaseUrlStr=TStr())
Definition: url.h:25
THtmlTok::ATagNm
static const TStr ATagNm
Definition: html.h:217
TVec::Clr
void Clr(const bool &DoDel=true, const TSizeTy &NoDelLim=-1)
Clears the contents of the vector.
Definition: ds.h:1022
TStrIn::New
static PSIn New(const TStr &Str)
Definition: dt.h:711
THtmlDoc::GetToks
int GetToks() const
Definition: html.h:270
TChA
Definition: dt.h:201
hsyNum
Definition: html.h:79
hsyETag
Definition: html.h:80
hsyBTag
Definition: html.h:80
TStr
Definition: dt.h:412
THtmlDoc::New
static PHtmlDoc New(const PSIn &SIn, const THtmlDocType &Type=hdtAll, const bool &DoUc=true)
Definition: html.h:261
TVec::Add
TSizeTy Add()
Adds a new element at the end of the vector, after its current last element.
Definition: ds.h:602
THtmlDoc::GetTok
PHtmlTok GetTok(const int &TokN) const
Definition: html.h:271
TStrKd
TKeyDat< TStr, TStr > TStrKd
Definition: ds.h:405
TWebPg::GetHttpBodyAsStr
TStr GetHttpBodyAsStr() const
Definition: html.h:368

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void TWebPg::GetOutUrlV ( TUrlV &  OutUrlV,
TUrlV &  OutRedirUrlV 
) const

Definition at line 1230 of file html.cpp.

References TVec< TVal, TSizeTy >::Add(), TVec< TVal, TSizeTy >::Clr(), GetHttpBodyAsStr(), THtmlDoc::GetTok(), THtmlDoc::GetToks(), GetUrlStr(), hsyBTag, TUrl::IsOk(), TUrl::New(), THtmlDoc::New(), TStrIn::New(), and usHttp.

1230  {
1231  // create outgoing url vector
1232  OutUrlV.Clr(); OutRedirUrlV.Clr();
1233  // take interesting web-page components
1234  TStr UrlStr=GetUrlStr();
1235  TStr HtmlStr=GetHttpBodyAsStr();
1236  // prepare html parsing
1237  PSIn HtmlSIn=TStrIn::New(HtmlStr);
1238  PHtmlDoc HtmlDoc=THtmlDoc::New(HtmlSIn);
1239  PHtmlTok Tok;
1240  // traverse html
1241  for (int TokN=0; TokN<HtmlDoc->GetToks(); TokN++){
1242  PHtmlTok Tok=HtmlDoc->GetTok(TokN);
1243  if (Tok->GetSym()==hsyBTag){
1244  TStr RelUrlStr;
1245  if (Tok->IsUrlTok(RelUrlStr)){
1246  PUrl Url=TUrl::New(RelUrlStr, UrlStr);
1247  if (Url->IsOk(usHttp)){
1248  OutUrlV.Add(Url);
1249  if (Tok->IsRedirUrlTok()){
1250  OutRedirUrlV.Add(Url);
1251  }
1252  }
1253  }
1254  }
1255  }
1256 }
TWebPg::GetUrlStr
TStr GetUrlStr(const int &UrlN=-1) const
Definition: html.h:355
usHttp
Definition: url.h:5
TUrl::New
static PUrl New(const TStr &RelUrlStr, const TStr &BaseUrlStr=TStr())
Definition: url.h:25
TVec::Clr
void Clr(const bool &DoDel=true, const TSizeTy &NoDelLim=-1)
Clears the contents of the vector.
Definition: ds.h:1022
TStrIn::New
static PSIn New(const TStr &Str)
Definition: dt.h:711
THtmlDoc::GetToks
int GetToks() const
Definition: html.h:270
hsyBTag
Definition: html.h:80
TStr
Definition: dt.h:412
THtmlDoc::New
static PHtmlDoc New(const PSIn &SIn, const THtmlDocType &Type=hdtAll, const bool &DoUc=true)
Definition: html.h:261
TVec::Add
TSizeTy Add()
Adds a new element at the end of the vector, after its current last element.
Definition: ds.h:602
THtmlDoc::GetTok
PHtmlTok GetTok(const int &TokN) const
Definition: html.h:271
TWebPg::GetHttpBodyAsStr
TStr GetHttpBodyAsStr() const
Definition: html.h:368

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void TWebPg::GetOutUrlV ( TUrlV &  OutUrlV) const
inline

Definition at line 371 of file html.h.

371  {
372  TUrlV OutRedirUrlV; GetOutUrlV(OutUrlV, OutRedirUrlV);}
TWebPg::GetOutUrlV
void GetOutUrlV(TUrlV &OutUrlV, TUrlV &OutRedirUrlV) const
Definition: html.cpp:1230
TVec
Vector is a sequence TVal objects representing an array that can change in size.
Definition: ds.h:430
PUrl TWebPg::GetUrl ( const int &  UrlN = -1) const
inline

Definition at line 357 of file html.h.

References TUrl::New().

357  {
358  TStr UrlStr;
359  if (UrlN==-1){UrlStr=UrlStrV.Last();} else {UrlStr=UrlStrV[UrlN];}
360  return TUrl::New(UrlStr);}
TUrl::New
static PUrl New(const TStr &RelUrlStr, const TStr &BaseUrlStr=TStr())
Definition: url.h:25
TVec::Last
const TVal & Last() const
Returns a reference to the last element of the vector.
Definition: ds.h:579
TStr
Definition: dt.h:412
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332

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int TWebPg::GetUrls ( ) const
inline

Definition at line 354 of file html.h.

354 {return UrlStrV.Len();}
TVec::Len
TSizeTy Len() const
Returns the number of elements in the vector.
Definition: ds.h:575
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332
TStr TWebPg::GetUrlStr ( const int &  UrlN = -1) const
inline

Definition at line 355 of file html.h.

Referenced by GetOutDescUrlStrKdV(), and GetOutUrlV().

355  {
356  if (UrlN==-1){return UrlStrV.Last();} else {return UrlStrV[UrlN];}}
TVec::Last
const TVal & Last() const
Returns a reference to the last element of the vector.
Definition: ds.h:579
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332

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bool TWebPg::IsTxt ( ) const

Definition at line 1310 of file html.cpp.

References TCh::CrCh, THttpResp::GetBodyAsStr(), HttpResp, THttpResp::IsContType(), TStr::Len(), TCh::LfCh, TCh::TabCh, and THttp::TextFldVal.

1310  {
1311  if ((!HttpResp->IsContType())||HttpResp->IsContType(THttp::TextFldVal)){
1312  TStr Str=HttpResp->GetBodyAsStr();
1313  int StrLen=Str.Len(); int ChN=0; int PrintChs=0;
1314  while ((ChN<100)&&(ChN<StrLen)){
1315  char Ch=Str[ChN++];
1316  if (((' '<=Ch)&&(Ch<='~'))||(Ch==TCh::TabCh)||(Ch==TCh::LfCh)||(Ch==TCh::CrCh)){
1317  PrintChs++;}
1318  }
1319  double PrintPrb=double(PrintChs)/double(ChN+1);
1320  return PrintPrb>0.9;
1321  } else {
1322  return false;
1323  }
1324 }
TStr::Len
int Len() const
Definition: dt.h:490
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TCh::TabCh
static const char TabCh
Definition: dt.h:1037
THttpResp::GetBodyAsStr
TStr GetBodyAsStr() const
Definition: http.h:170
TCh::LfCh
static const char LfCh
Definition: dt.h:1038
TStr
Definition: dt.h:412
TCh::CrCh
static const char CrCh
Definition: dt.h:1039
THttpResp::IsContType
bool IsContType() const
Definition: http.h:192
THttp::TextFldVal
static const TStr TextFldVal
Definition: http.h:25

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static PWebPg TWebPg::Load ( TSIn &  )
inlinestatic

Definition at line 349 of file html.h.

References Fail.

349 {Fail; return NULL;}
Fail
#define Fail
Definition: bd.h:238
static PWebPg TWebPg::New ( const TStrV &  UrlStrV,
const TStrV &  IpNumV,
const PHttpResp &  HttpResp 
)
inlinestatic

Definition at line 340 of file html.h.

340  {
341  return new TWebPg(UrlStrV, IpNumV, HttpResp);}
TWebPg::TWebPg
TWebPg()
Definition: html.h:337
static PWebPg TWebPg::New ( const TStrV &  UrlStrV,
const PHttpResp &  HttpResp 
)
inlinestatic

Definition at line 342 of file html.h.

342  {
343  return new TWebPg(UrlStrV, TStrV(), HttpResp);}
TWebPg::TWebPg
TWebPg()
Definition: html.h:337
TStrV
TVec< TStr > TStrV
Definition: ds.h:1599
static PWebPg TWebPg::New ( const TStr &  UrlStr,
const PHttpResp &  HttpResp 
)
inlinestatic

Definition at line 344 of file html.h.

References TVec< TVal, TSizeTy >::Add().

344  {
345  TStrV UrlStrV; UrlStrV.Add(UrlStr);
346  return new TWebPg(UrlStrV, TStrV(), HttpResp);}
TWebPg::TWebPg
TWebPg()
Definition: html.h:337
TStrV
TVec< TStr > TStrV
Definition: ds.h:1599
TWebPg::UrlStrV
TStrV UrlStrV
Definition: html.h:332
TVec::Add
TSizeTy Add()
Adds a new element at the end of the vector, after its current last element.
Definition: ds.h:602

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TWebPg& TWebPg::operator= ( const TWebPg &  )
inline

Definition at line 352 of file html.h.

References Fail.

352 {Fail; return *this;}
Fail
#define Fail
Definition: bd.h:238
void TWebPg::PutFetchMSecs ( const uint64 &  _FetchMSecs)
inline

Definition at line 376 of file html.h.

376 {FetchMSecs=_FetchMSecs;}
TWebPg::FetchMSecs
uint64 FetchMSecs
Definition: html.h:335
void TWebPg::Save ( TSOut &  )
inline

Definition at line 350 of file html.h.

References Fail.

350 {Fail;}
Fail
#define Fail
Definition: bd.h:238
void TWebPg::SaveAsHttp ( const TStr &  FNm) const

Definition at line 1303 of file html.cpp.

References HttpResp, TFOut::New(), and THttpResp::SaveTxt().

1303  {
1304  // create output file
1305  PSOut SOut=TFOut::New(FNm);
1306  // save http
1307  HttpResp->SaveTxt(SOut);
1308 }
TFOut::New
static PSOut New(const TStr &FNm, const bool &Append=false)
Definition: fl.cpp:442
THttpResp::SaveTxt
void SaveTxt(const PSOut &SOut) const
Definition: http.h:205
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TPt
Definition: bd.h:196

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void TWebPg::SaveAsHttpBody ( const TStr &  FNm) const

Definition at line 1296 of file html.cpp.

References HttpResp, TFOut::New(), and THttpResp::SaveBody().

1296  {
1297  // create output file
1298  PSOut SOut=TFOut::New(FNm);
1299  // save http-body
1300  HttpResp->SaveBody(SOut);
1301 }
TFOut::New
static PSOut New(const TStr &FNm, const bool &Append=false)
Definition: fl.cpp:442
TWebPg::HttpResp
PHttpResp HttpResp
Definition: html.h:334
TPt
Definition: bd.h:196
THttpResp::SaveBody
void SaveBody(const PSOut &SOut) const
Definition: http.h:207

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Friends And Related Function Documentation

friend class TPt< TWebPg >
friend

Definition at line 330 of file html.h.

Member Data Documentation

TCRef TWebPg::CRef
private

Definition at line 330 of file html.h.

uint64 TWebPg::FetchMSecs
private

Definition at line 335 of file html.h.

PHttpResp TWebPg::HttpResp
private

Definition at line 334 of file html.h.

Referenced by IsTxt(), SaveAsHttp(), and SaveAsHttpBody().

TStrV TWebPg::IpNumV
private

Definition at line 333 of file html.h.

TStrV TWebPg::UrlStrV
private

Definition at line 332 of file html.h.

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