| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "../../include/fpdfdoc/fpdf_doc.h" |
| #include "../../include/fxcrt/fx_xml.h" |
| #include "doc_utils.h" |
| |
| const int nMaxRecursion = 32; |
| |
| class _CFieldNameExtractor |
| { |
| public: |
| _CFieldNameExtractor(const CFX_WideString& full_name) |
| { |
| m_pStart = full_name.c_str(); |
| m_pEnd = m_pStart + full_name.GetLength(); |
| m_pCur = m_pStart; |
| } |
| void GetNext(FX_LPCWSTR &pSubName, FX_STRSIZE& size) |
| { |
| pSubName = m_pCur; |
| while (m_pCur < m_pEnd && m_pCur[0] != L'.') { |
| m_pCur++; |
| } |
| size = (FX_STRSIZE)(m_pCur - pSubName); |
| if (m_pCur < m_pEnd && m_pCur[0] == L'.') { |
| m_pCur++; |
| } |
| } |
| protected: |
| FX_LPCWSTR m_pStart; |
| FX_LPCWSTR m_pEnd; |
| FX_LPCWSTR m_pCur; |
| }; |
| class CFieldTree |
| { |
| public: |
| struct _Node { |
| _Node *parent; |
| CFX_PtrArray children; |
| CFX_WideString short_name; |
| CPDF_FormField *field_ptr; |
| int CountFields(int nLevel = 0) |
| { |
| if (nLevel > nMaxRecursion) { |
| return 0; |
| } |
| if (field_ptr) { |
| return 1; |
| } |
| int count = 0; |
| for (int i = 0; i < children.GetSize(); i ++) { |
| count += ((_Node *)children.GetAt(i))->CountFields(nLevel + 1); |
| } |
| return count; |
| } |
| CPDF_FormField* GetField(int* fields_to_go) |
| { |
| if (field_ptr) { |
| if (*fields_to_go == 0) { |
| return field_ptr; |
| } |
| --*fields_to_go; |
| return NULL; |
| } |
| for (int i = 0; i < children.GetSize(); i++) { |
| _Node *pNode = (_Node *)children.GetAt(i); |
| CPDF_FormField* pField = pNode->GetField(fields_to_go); |
| if (pField) { |
| return pField; |
| } |
| } |
| return NULL; |
| } |
| CPDF_FormField* GetField(int index) |
| { |
| int fields_to_go = index; |
| return GetField(&fields_to_go); |
| } |
| }; |
| CFieldTree(); |
| ~CFieldTree(); |
| void SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr); |
| CPDF_FormField *GetField(const CFX_WideString &full_name); |
| CPDF_FormField *RemoveField(const CFX_WideString &full_name); |
| void RemoveAll(); |
| _Node *FindNode(const CFX_WideString &full_name); |
| _Node * AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr); |
| void RemoveNode(_Node *pNode, int nLevel = 0); |
| _Node *_Lookup(_Node *pParent, const CFX_WideString &short_name); |
| _Node m_Root; |
| }; |
| CFieldTree::CFieldTree() |
| { |
| m_Root.parent = NULL; |
| m_Root.field_ptr = NULL; |
| } |
| CFieldTree::~CFieldTree() |
| { |
| RemoveAll(); |
| } |
| CFieldTree::_Node *CFieldTree::AddChild(_Node *pParent, const CFX_WideString &short_name, CPDF_FormField *field_ptr) |
| { |
| if (pParent == NULL) { |
| return NULL; |
| } |
| _Node* pNode = new _Node; |
| pNode->parent = pParent; |
| pNode->short_name = short_name; |
| pNode->field_ptr = field_ptr; |
| pParent->children.Add(pNode); |
| return pNode; |
| } |
| void CFieldTree::RemoveNode(_Node *pNode, int nLevel) |
| { |
| if (pNode == NULL) { |
| return ; |
| } |
| if (nLevel > nMaxRecursion) { |
| delete pNode; |
| return ; |
| } |
| CFX_PtrArray& ptr_array = pNode->children; |
| for (int i = 0; i < ptr_array.GetSize(); i ++) { |
| _Node *pChild = (_Node *)ptr_array[i]; |
| RemoveNode(pChild, nLevel + 1); |
| } |
| delete pNode; |
| } |
| CFieldTree::_Node *CFieldTree::_Lookup(_Node *pParent, const CFX_WideString &short_name) |
| { |
| if (pParent == NULL) { |
| return NULL; |
| } |
| CFX_PtrArray& ptr_array = pParent->children; |
| for (int i = 0; i < ptr_array.GetSize(); i ++) { |
| _Node *pNode = (_Node *)ptr_array[i]; |
| if (pNode->short_name.GetLength() == short_name.GetLength() && |
| FXSYS_memcmp32(pNode->short_name.c_str(), short_name.c_str(), short_name.GetLength()*sizeof(FX_WCHAR)) == 0) { |
| return pNode; |
| } |
| } |
| return NULL; |
| } |
| void CFieldTree::RemoveAll() |
| { |
| CFX_PtrArray& ptr_array = m_Root.children; |
| for (int i = 0; i < ptr_array.GetSize(); i ++) { |
| _Node *pNode = (_Node *)ptr_array[i]; |
| RemoveNode(pNode); |
| } |
| } |
| void CFieldTree::SetField(const CFX_WideString &full_name, CPDF_FormField *field_ptr) |
| { |
| if (full_name == L"") { |
| return; |
| } |
| _CFieldNameExtractor name_extractor(full_name); |
| FX_LPCWSTR pName; |
| FX_STRSIZE nLength; |
| name_extractor.GetNext(pName, nLength); |
| _Node *pNode = &m_Root, *pLast = NULL; |
| while (nLength > 0) { |
| pLast = pNode; |
| CFX_WideString name = CFX_WideString(pName, nLength); |
| pNode = _Lookup(pLast, name); |
| if (pNode == NULL) { |
| pNode = AddChild(pLast, name, NULL); |
| } |
| name_extractor.GetNext(pName, nLength); |
| } |
| if (pNode != &m_Root) { |
| pNode->field_ptr = field_ptr; |
| } |
| } |
| CPDF_FormField *CFieldTree::GetField(const CFX_WideString &full_name) |
| { |
| if (full_name == L"") { |
| return NULL; |
| } |
| _CFieldNameExtractor name_extractor(full_name); |
| FX_LPCWSTR pName; |
| FX_STRSIZE nLength; |
| name_extractor.GetNext(pName, nLength); |
| _Node *pNode = &m_Root, *pLast = NULL; |
| while (nLength > 0 && pNode) { |
| pLast = pNode; |
| CFX_WideString name = CFX_WideString(pName, nLength); |
| pNode = _Lookup(pLast, name); |
| name_extractor.GetNext(pName, nLength); |
| } |
| return pNode ? pNode->field_ptr : NULL; |
| } |
| CPDF_FormField *CFieldTree::RemoveField(const CFX_WideString & full_name) |
| { |
| if (full_name == L"") { |
| return NULL; |
| } |
| _CFieldNameExtractor name_extractor(full_name); |
| FX_LPCWSTR pName; |
| FX_STRSIZE nLength; |
| name_extractor.GetNext(pName, nLength); |
| _Node *pNode = &m_Root, *pLast = NULL; |
| while (nLength > 0 && pNode) { |
| pLast = pNode; |
| CFX_WideString name = CFX_WideString(pName, nLength); |
| pNode = _Lookup(pLast, name); |
| name_extractor.GetNext(pName, nLength); |
| } |
| if (pNode && pNode != &m_Root) { |
| CFX_PtrArray& ptr_array = pLast->children; |
| for (int i = 0; i < ptr_array.GetSize(); i ++) { |
| if (pNode == (_Node *)ptr_array[i]) { |
| ptr_array.RemoveAt(i); |
| break; |
| } |
| } |
| CPDF_FormField *pField = pNode->field_ptr; |
| RemoveNode(pNode); |
| return pField; |
| } |
| return NULL; |
| } |
| CFieldTree::_Node *CFieldTree::FindNode(const CFX_WideString& full_name) |
| { |
| if (full_name == L"") { |
| return NULL; |
| } |
| _CFieldNameExtractor name_extractor(full_name); |
| FX_LPCWSTR pName; |
| FX_STRSIZE nLength; |
| name_extractor.GetNext(pName, nLength); |
| _Node *pNode = &m_Root, *pLast = NULL; |
| while (nLength > 0 && pNode) { |
| pLast = pNode; |
| CFX_WideString name = CFX_WideString(pName, nLength); |
| pNode = _Lookup(pLast, name); |
| name_extractor.GetNext(pName, nLength); |
| } |
| return pNode; |
| } |
| CPDF_InterForm::CPDF_InterForm(CPDF_Document* pDocument, FX_BOOL bGenerateAP) : CFX_PrivateData() |
| { |
| m_pDocument = pDocument; |
| m_bGenerateAP = bGenerateAP; |
| m_pFormNotify = NULL; |
| m_bUpdated = FALSE; |
| m_pFieldTree = new CFieldTree; |
| CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); |
| m_pFormDict = pRoot->GetDict("AcroForm"); |
| if (m_pFormDict == NULL) { |
| return; |
| } |
| CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); |
| if (pFields == NULL) { |
| return; |
| } |
| int count = pFields->GetCount(); |
| for (int i = 0; i < count; i ++) { |
| LoadField(pFields->GetDict(i)); |
| } |
| } |
| CPDF_InterForm::~CPDF_InterForm() |
| { |
| FX_POSITION pos = m_ControlMap.GetStartPosition(); |
| while (pos) { |
| FX_LPVOID key, value; |
| m_ControlMap.GetNextAssoc(pos, key, value); |
| delete (CPDF_FormControl*)value; |
| } |
| if (m_pFieldTree != NULL) { |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i++) { |
| CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); |
| delete pField; |
| } |
| delete m_pFieldTree; |
| } |
| } |
| FX_BOOL CPDF_InterForm::m_bUpdateAP = TRUE; |
| FX_BOOL CPDF_InterForm::UpdatingAPEnabled() |
| { |
| return m_bUpdateAP; |
| } |
| void CPDF_InterForm::EnableUpdateAP(FX_BOOL bUpdateAP) |
| { |
| m_bUpdateAP = bUpdateAP; |
| } |
| CFX_ByteString CPDF_InterForm::GenerateNewResourceName(const CPDF_Dictionary* pResDict, FX_LPCSTR csType, int iMinLen, FX_LPCSTR csPrefix) |
| { |
| CFX_ByteString csStr = csPrefix; |
| CFX_ByteString csBType = csType; |
| if (csStr.IsEmpty()) { |
| if (csBType == "ExtGState") { |
| csStr = "GS"; |
| } else if (csBType == "ColorSpace") { |
| csStr = "CS"; |
| } else if (csBType == "Font") { |
| csStr = "ZiTi"; |
| } else { |
| csStr = "Res"; |
| } |
| } |
| CFX_ByteString csTmp = csStr; |
| int iCount = csStr.GetLength(); |
| int m = 0; |
| if (iMinLen > 0) { |
| csTmp = ""; |
| while (m < iMinLen && m < iCount) { |
| csTmp += csStr[m ++]; |
| } |
| while (m < iMinLen) { |
| csTmp += '0' + m % 10; |
| m ++; |
| } |
| } else { |
| m = iCount; |
| } |
| if (pResDict == NULL) { |
| return csTmp; |
| } |
| CPDF_Dictionary* pDict = pResDict->GetDict(csType); |
| if (pDict == NULL) { |
| return csTmp; |
| } |
| int num = 0; |
| CFX_ByteString bsNum; |
| while (TRUE) { |
| if (!pDict->KeyExist(csTmp + bsNum)) { |
| return csTmp + bsNum; |
| } |
| if (m < iCount) { |
| csTmp += csStr[m ++]; |
| } else { |
| bsNum.Format("%d", num++); |
| } |
| m ++; |
| } |
| return csTmp; |
| } |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| typedef struct _PDF_FONTDATA { |
| FX_BOOL bFind; |
| LOGFONTA lf; |
| } PDF_FONTDATA, FAR* LPDF_FONTDATA; |
| static int CALLBACK EnumFontFamExProc( ENUMLOGFONTEXA *lpelfe, |
| NEWTEXTMETRICEX *lpntme, |
| DWORD FontType, |
| LPARAM lParam |
| ) |
| { |
| if (FontType != 0x004 || strchr(lpelfe->elfLogFont.lfFaceName, '@') != NULL) { |
| return 1; |
| } else { |
| LPDF_FONTDATA pData = (LPDF_FONTDATA)lParam; |
| memcpy(&pData->lf, &lpelfe->elfLogFont, sizeof(LOGFONTA)); |
| pData->bFind = TRUE; |
| return 0; |
| } |
| } |
| static FX_BOOL RetrieveSpecificFont(LOGFONTA& lf) |
| { |
| PDF_FONTDATA fd; |
| memset(&fd, 0, sizeof(PDF_FONTDATA)); |
| HDC hDC = ::GetDC(NULL); |
| EnumFontFamiliesExA(hDC, &lf, (FONTENUMPROCA)EnumFontFamExProc, (LPARAM)&fd, 0); |
| ::ReleaseDC(NULL, hDC); |
| if (fd.bFind) { |
| memcpy(&lf, &fd.lf, sizeof(LOGFONTA)); |
| } |
| return fd.bFind; |
| } |
| static FX_BOOL RetrieveSpecificFont(FX_BYTE charSet, FX_BYTE pitchAndFamily, LPCSTR pcsFontName, LOGFONTA& lf) |
| { |
| memset(&lf, 0, sizeof(LOGFONTA)); |
| lf.lfCharSet = charSet; |
| lf.lfPitchAndFamily = pitchAndFamily; |
| if (pcsFontName != NULL) { |
| strcpy(lf.lfFaceName, pcsFontName); |
| } |
| return RetrieveSpecificFont(lf); |
| } |
| static FX_BOOL RetrieveStockFont(int iFontObject, FX_BYTE charSet, LOGFONTA& lf) |
| { |
| HFONT hFont = (HFONT)::GetStockObject(iFontObject); |
| if (hFont != NULL) { |
| memset(&lf, 0, sizeof(LOGFONTA)); |
| int iRet = ::GetObject(hFont, sizeof(LOGFONTA), &lf); |
| if (iRet > 0 && (lf.lfCharSet == charSet || charSet == 255)) { |
| return RetrieveSpecificFont(lf); |
| } |
| } |
| return FALSE; |
| } |
| #endif |
| CPDF_Font* CPDF_InterForm::AddSystemDefaultFont(const CPDF_Document* pDocument) |
| { |
| if (pDocument == NULL) { |
| return NULL; |
| } |
| CPDF_Font* pFont = NULL; |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| LOGFONTA lf; |
| FX_BOOL bRet; |
| bRet = RetrieveStockFont(DEFAULT_GUI_FONT, 255, lf); |
| if (!bRet) { |
| bRet = RetrieveStockFont(SYSTEM_FONT, 255, lf); |
| } |
| if (bRet) { |
| pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); |
| } |
| #endif |
| return pFont; |
| } |
| CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_ByteString csFontName, FX_BYTE iCharSet) |
| { |
| if (pDocument == NULL || csFontName.IsEmpty()) { |
| return NULL; |
| } |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| if (iCharSet == 1) { |
| iCharSet = GetNativeCharSet(); |
| } |
| HFONT hFont = ::CreateFontA(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, csFontName.c_str()); |
| if (hFont != NULL) { |
| LOGFONTA lf; |
| memset(&lf, 0, sizeof(LOGFONTA)); |
| ::GetObjectA(hFont, sizeof(LOGFONTA), &lf); |
| ::DeleteObject(hFont); |
| if (strlen(lf.lfFaceName) > 0) { |
| return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); |
| } |
| } |
| #endif |
| return NULL; |
| } |
| CPDF_Font* CPDF_InterForm::AddSystemFont(const CPDF_Document* pDocument, CFX_WideString csFontName, FX_BYTE iCharSet) |
| { |
| if (pDocument == NULL || csFontName.IsEmpty()) { |
| return NULL; |
| } |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| if (iCharSet == 1) { |
| iCharSet = GetNativeCharSet(); |
| } |
| HFONT hFont = ::CreateFontW(0, 0, 0, 0, 0, 0, 0, 0, iCharSet, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE, csFontName.c_str()); |
| if (hFont != NULL) { |
| LOGFONTA lf; |
| memset(&lf, 0, sizeof(LOGFONTA)); |
| ::GetObject(hFont, sizeof(LOGFONTA), &lf); |
| ::DeleteObject(hFont); |
| if (strlen(lf.lfFaceName) > 0) { |
| return ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); |
| } |
| } |
| #endif |
| return NULL; |
| } |
| CPDF_Font* CPDF_InterForm::AddStandardFont(const CPDF_Document* pDocument, CFX_ByteString csFontName) |
| { |
| if (pDocument == NULL || csFontName.IsEmpty()) { |
| return NULL; |
| } |
| CPDF_Font* pFont = NULL; |
| if (csFontName == "ZapfDingbats") { |
| pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, NULL); |
| } else { |
| CPDF_FontEncoding encoding(PDFFONT_ENCODING_WINANSI); |
| pFont = ((CPDF_Document*)pDocument)->AddStandardFont(csFontName, &encoding); |
| } |
| return pFont; |
| } |
| CFX_ByteString CPDF_InterForm::GetNativeFont(FX_BYTE charSet, FX_LPVOID pLogFont) |
| { |
| CFX_ByteString csFontName; |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| LOGFONTA lf; |
| FX_BOOL bRet; |
| if (charSet == ANSI_CHARSET) { |
| csFontName = "Helvetica"; |
| return csFontName; |
| } |
| bRet = FALSE; |
| if (charSet == SHIFTJIS_CHARSET) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MS Mincho", lf); |
| } else if (charSet == GB2312_CHARSET) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "SimSun", lf); |
| } else if (charSet == CHINESEBIG5_CHARSET) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "MingLiU", lf); |
| } |
| if (!bRet) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Arial Unicode MS", lf); |
| } |
| if (!bRet) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, "Microsoft Sans Serif", lf); |
| } |
| if (!bRet) { |
| bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE, NULL, lf); |
| } |
| if (bRet) { |
| if (pLogFont != NULL) { |
| memcpy(pLogFont, &lf, sizeof(LOGFONTA)); |
| } |
| csFontName = lf.lfFaceName; |
| return csFontName; |
| } |
| #endif |
| return csFontName; |
| } |
| CFX_ByteString CPDF_InterForm::GetNativeFont(FX_LPVOID pLogFont) |
| { |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| FX_BYTE charSet = GetNativeCharSet(); |
| return GetNativeFont(charSet, pLogFont); |
| #else |
| return CFX_ByteString(); |
| #endif |
| } |
| FX_BYTE CPDF_InterForm::GetNativeCharSet() |
| { |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| FX_BYTE charSet = ANSI_CHARSET; |
| UINT iCodePage = ::GetACP(); |
| switch (iCodePage) { |
| case 932: |
| charSet = SHIFTJIS_CHARSET; |
| break; |
| case 936: |
| charSet = GB2312_CHARSET; |
| break; |
| case 950: |
| charSet = CHINESEBIG5_CHARSET; |
| break; |
| case 1252: |
| charSet = ANSI_CHARSET; |
| break; |
| case 874: |
| charSet = THAI_CHARSET; |
| break; |
| case 949: |
| charSet = HANGUL_CHARSET; |
| break; |
| case 1200: |
| charSet = ANSI_CHARSET; |
| break; |
| case 1250: |
| charSet = EASTEUROPE_CHARSET; |
| break; |
| case 1251: |
| charSet = RUSSIAN_CHARSET; |
| break; |
| case 1253: |
| charSet = GREEK_CHARSET; |
| break; |
| case 1254: |
| charSet = TURKISH_CHARSET; |
| break; |
| case 1255: |
| charSet = HEBREW_CHARSET; |
| break; |
| case 1256: |
| charSet = ARABIC_CHARSET; |
| break; |
| case 1257: |
| charSet = BALTIC_CHARSET; |
| break; |
| case 1258: |
| charSet = VIETNAMESE_CHARSET; |
| break; |
| case 1361: |
| charSet = JOHAB_CHARSET; |
| break; |
| } |
| return charSet; |
| #else |
| return 0; |
| #endif |
| } |
| CPDF_Font* CPDF_InterForm::AddNativeFont(FX_BYTE charSet, const CPDF_Document* pDocument) |
| { |
| if (pDocument == NULL) { |
| return NULL; |
| } |
| CPDF_Font* pFont = NULL; |
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ |
| LOGFONTA lf; |
| CFX_ByteString csFontName = GetNativeFont(charSet, &lf); |
| if (!csFontName.IsEmpty()) { |
| if (csFontName == "Helvetica") { |
| pFont = AddStandardFont(pDocument, csFontName); |
| } else { |
| pFont = ((CPDF_Document*)pDocument)->AddWindowsFont(&lf, FALSE, TRUE); |
| } |
| } |
| #endif |
| return pFont; |
| } |
| CPDF_Font* CPDF_InterForm::AddNativeFont(const CPDF_Document* pDocument) |
| { |
| if (pDocument == NULL) { |
| return NULL; |
| } |
| CPDF_Font* pFont = NULL; |
| FX_BYTE charSet = GetNativeCharSet(); |
| pFont = AddNativeFont(charSet, pDocument); |
| return pFont; |
| } |
| FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType, const CPDF_FormField* pExcludedField, const CPDF_FormControl* pExcludedControl) |
| { |
| if (csNewFieldName.IsEmpty()) { |
| return FALSE; |
| } |
| int iPos = 0; |
| int iLength = csNewFieldName.GetLength(); |
| CFX_WideString csSub; |
| while (TRUE) { |
| while (iPos < iLength && (csNewFieldName[iPos] == L'.' || csNewFieldName[iPos] == L' ')) { |
| iPos ++; |
| } |
| if (iPos < iLength && !csSub.IsEmpty()) { |
| csSub += L'.'; |
| } |
| while (iPos < iLength && csNewFieldName[iPos] != L'.') { |
| csSub += csNewFieldName[iPos ++]; |
| } |
| for (int i = csSub.GetLength() - 1; i > -1; i --) { |
| if (csSub[i] == L' ' || csSub[i] == L'.') { |
| csSub.SetAt(i, L'\0'); |
| } else { |
| break; |
| } |
| } |
| FX_DWORD dwCount = m_pFieldTree->m_Root.CountFields(); |
| for (FX_DWORD m = 0; m < dwCount; m ++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(m); |
| if (pField == NULL) { |
| continue; |
| } |
| if (pField == pExcludedField) { |
| if (pExcludedControl != NULL) { |
| if (pField->CountControls() < 2) { |
| continue; |
| } |
| } else { |
| continue; |
| } |
| } |
| CFX_WideString csFullName = pField->GetFullName(); |
| int iRet = CompareFieldName(csSub, csFullName); |
| if (iRet == 1) { |
| if (pField->GetFieldType() != iType) { |
| return FALSE; |
| } |
| } else if (iRet == 2 && csSub == csNewFieldName) { |
| if (csFullName[iPos] == L'.') { |
| return FALSE; |
| } |
| } else if (iRet == 3 && csSub == csNewFieldName) { |
| if (csNewFieldName[csFullName.GetLength()] == L'.') { |
| return FALSE; |
| } |
| } |
| } |
| if (iPos >= iLength) { |
| break; |
| } |
| } |
| if (csSub.IsEmpty()) { |
| return FALSE; |
| } |
| csNewFieldName = csSub; |
| return TRUE; |
| } |
| FX_BOOL CPDF_InterForm::ValidateFieldName(CFX_WideString& csNewFieldName, int iType) |
| { |
| return ValidateFieldName(csNewFieldName, iType, NULL, NULL); |
| } |
| FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormField* pField, CFX_WideString& csNewFieldName) |
| { |
| if (pField == NULL || csNewFieldName.IsEmpty()) { |
| return FALSE; |
| } |
| return ValidateFieldName(csNewFieldName, ((CPDF_FormField*)pField)->GetFieldType(), pField, NULL); |
| } |
| FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormControl* pControl, CFX_WideString& csNewFieldName) |
| { |
| if (pControl == NULL || csNewFieldName.IsEmpty()) { |
| return FALSE; |
| } |
| CPDF_FormField* pField = ((CPDF_FormControl*)pControl)->GetField(); |
| return ValidateFieldName(csNewFieldName, pField->GetFieldType(), pField, pControl); |
| } |
| int CPDF_InterForm::CompareFieldName(const CFX_ByteString& name1, const CFX_ByteString& name2) |
| { |
| FX_LPCSTR ptr1 = name1, ptr2 = name2; |
| if (name1.GetLength() != name2.GetLength()) { |
| int i = 0; |
| while (ptr1[i] == ptr2[i]) { |
| i ++; |
| } |
| if (i == name1.GetLength()) { |
| return 2; |
| } |
| if (i == name2.GetLength()) { |
| return 3; |
| } |
| return 0; |
| } else { |
| return name1 == name2 ? 1 : 0; |
| } |
| } |
| int CPDF_InterForm::CompareFieldName(const CFX_WideString& name1, const CFX_WideString& name2) |
| { |
| FX_LPCWSTR ptr1 = name1.c_str(); |
| FX_LPCWSTR ptr2 = name2.c_str(); |
| if (name1.GetLength() != name2.GetLength()) { |
| int i = 0; |
| while (ptr1[i] == ptr2[i]) { |
| i ++; |
| } |
| if (i == name1.GetLength()) { |
| return 2; |
| } |
| if (i == name2.GetLength()) { |
| return 3; |
| } |
| return 0; |
| } else { |
| return name1 == name2 ? 1 : 0; |
| } |
| } |
| FX_DWORD CPDF_InterForm::CountFields(const CFX_WideString &csFieldName) |
| { |
| if (csFieldName.IsEmpty()) { |
| return (FX_DWORD)m_pFieldTree->m_Root.CountFields(); |
| } |
| CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); |
| if (pNode == NULL) { |
| return 0; |
| } |
| return pNode->CountFields(); |
| } |
| CPDF_FormField* CPDF_InterForm::GetField(FX_DWORD index, const CFX_WideString &csFieldName) |
| { |
| if (csFieldName == L"") { |
| return m_pFieldTree->m_Root.GetField(index); |
| } |
| CFieldTree::_Node *pNode = m_pFieldTree->FindNode(csFieldName); |
| if (pNode == NULL) { |
| return NULL; |
| } |
| return pNode->GetField(index); |
| } |
| void CPDF_InterForm::GetAllFieldNames(CFX_WideStringArray& allFieldNames) |
| { |
| allFieldNames.RemoveAll(); |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i ++) { |
| CPDF_FormField *pField = m_pFieldTree->m_Root.GetField(i); |
| if (pField) { |
| CFX_WideString full_name = GetFullName(pField->GetFieldDict()); |
| allFieldNames.Add(full_name); |
| } |
| } |
| } |
| FX_BOOL CPDF_InterForm::IsValidFormField(const void* pField) |
| { |
| if (pField == NULL) { |
| return FALSE; |
| } |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i++) { |
| CPDF_FormField *pFormField = m_pFieldTree->m_Root.GetField(i); |
| if (pField == pFormField) { |
| return TRUE; |
| } |
| } |
| return FALSE; |
| } |
| CPDF_FormField* CPDF_InterForm::GetFieldByDict(CPDF_Dictionary* pFieldDict) const |
| { |
| if (pFieldDict == NULL) { |
| return NULL; |
| } |
| CFX_WideString csWName = GetFullName(pFieldDict); |
| return m_pFieldTree->GetField(csWName); |
| } |
| FX_DWORD CPDF_InterForm::CountControls(CFX_WideString csFieldName) |
| { |
| if (csFieldName.IsEmpty()) { |
| return (FX_DWORD)m_ControlMap.GetCount(); |
| } |
| CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); |
| if (pField == NULL) { |
| return 0; |
| } |
| return pField->m_ControlList.GetSize(); |
| } |
| CPDF_FormControl* CPDF_InterForm::GetControl(FX_DWORD index, CFX_WideString csFieldName) |
| { |
| CPDF_FormField *pField = m_pFieldTree->GetField(csFieldName); |
| if (pField == NULL) { |
| return NULL; |
| } |
| if (index < (FX_DWORD)pField->m_ControlList.GetSize()) { |
| return (CPDF_FormControl *)pField->m_ControlList.GetAt(index); |
| } |
| return NULL; |
| } |
| FX_BOOL CPDF_InterForm::IsValidFormControl(const void* pControl) |
| { |
| if (pControl == NULL) { |
| return FALSE; |
| } |
| FX_POSITION pos = m_ControlMap.GetStartPosition(); |
| while (pos) { |
| CPDF_Dictionary* pWidgetDict = NULL; |
| void* pFormControl = NULL; |
| m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, pFormControl); |
| if (pControl == pFormControl) { |
| return TRUE; |
| } |
| } |
| return FALSE; |
| } |
| int CPDF_InterForm::CountPageControls(CPDF_Page* pPage) const |
| { |
| CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); |
| if (pAnnotList == NULL) { |
| return 0; |
| } |
| int count = 0; |
| for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { |
| CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); |
| if (pAnnot == NULL) { |
| continue; |
| } |
| CPDF_FormControl* pControl; |
| if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { |
| continue; |
| } |
| count ++; |
| } |
| return count; |
| } |
| CPDF_FormControl* CPDF_InterForm::GetPageControl(CPDF_Page* pPage, int index) const |
| { |
| CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); |
| if (pAnnotList == NULL) { |
| return NULL; |
| } |
| int count = 0; |
| for (FX_DWORD i = 0; i < pAnnotList->GetCount(); i ++) { |
| CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i); |
| if (pAnnot == NULL) { |
| continue; |
| } |
| CPDF_FormControl* pControl; |
| if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { |
| continue; |
| } |
| if (index == count) { |
| return pControl; |
| } |
| count ++; |
| } |
| return NULL; |
| } |
| CPDF_FormControl* CPDF_InterForm::GetControlAtPoint(CPDF_Page* pPage, FX_FLOAT pdf_x, FX_FLOAT pdf_y) const |
| { |
| CPDF_Array* pAnnotList = pPage->m_pFormDict->GetArray("Annots"); |
| if (pAnnotList == NULL) { |
| return NULL; |
| } |
| for (FX_DWORD i = pAnnotList->GetCount(); i > 0; i --) { |
| CPDF_Dictionary* pAnnot = pAnnotList->GetDict(i - 1); |
| if (pAnnot == NULL) { |
| continue; |
| } |
| CPDF_FormControl* pControl; |
| if (!m_ControlMap.Lookup(pAnnot, (FX_LPVOID&)pControl)) { |
| continue; |
| } |
| CFX_FloatRect rect = pControl->GetRect(); |
| if (rect.Contains(pdf_x, pdf_y)) { |
| return pControl; |
| } |
| } |
| return NULL; |
| } |
| CPDF_FormControl* CPDF_InterForm::GetControlByDict(CPDF_Dictionary* pWidgetDict) const |
| { |
| CPDF_FormControl* pControl = NULL; |
| m_ControlMap.Lookup(pWidgetDict, (FX_LPVOID&)pControl); |
| return pControl; |
| } |
| FX_DWORD CPDF_InterForm::CountInternalFields(const CFX_WideString& csFieldName) const |
| { |
| if (m_pFormDict == NULL) { |
| return 0; |
| } |
| CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); |
| if (pArray == NULL) { |
| return 0; |
| } |
| if (csFieldName.IsEmpty()) { |
| return pArray->GetCount(); |
| } else { |
| int iLength = csFieldName.GetLength(); |
| int iPos = 0; |
| CPDF_Dictionary* pDict = NULL; |
| while (pArray != NULL) { |
| CFX_WideString csSub; |
| if (iPos < iLength && csFieldName[iPos] == L'.') { |
| iPos ++; |
| } |
| while (iPos < iLength && csFieldName[iPos] != L'.') { |
| csSub += csFieldName[iPos ++]; |
| } |
| int iCount = pArray->GetCount(); |
| FX_BOOL bFind = FALSE; |
| for (int i = 0; i < iCount; i ++) { |
| pDict = pArray->GetDict(i); |
| if (pDict == NULL) { |
| continue; |
| } |
| CFX_WideString csT = pDict->GetUnicodeText("T"); |
| if (csT == csSub) { |
| bFind = TRUE; |
| break; |
| } |
| } |
| if (!bFind) { |
| return 0; |
| } |
| if (iPos >= iLength) { |
| break; |
| } |
| pArray = pDict->GetArray("Kids"); |
| } |
| if (pDict == NULL) { |
| return 0; |
| } else { |
| pArray = pDict->GetArray("Kids"); |
| if (pArray == NULL) { |
| return 1; |
| } else { |
| return pArray->GetCount(); |
| } |
| } |
| } |
| } |
| CPDF_Dictionary* CPDF_InterForm::GetInternalField(FX_DWORD index, const CFX_WideString& csFieldName) const |
| { |
| if (m_pFormDict == NULL) { |
| return NULL; |
| } |
| CPDF_Array* pArray = m_pFormDict->GetArray("Fields"); |
| if (pArray == NULL) { |
| return 0; |
| } |
| if (csFieldName.IsEmpty()) { |
| return pArray->GetDict(index); |
| } else { |
| int iLength = csFieldName.GetLength(); |
| int iPos = 0; |
| CPDF_Dictionary* pDict = NULL; |
| while (pArray != NULL) { |
| CFX_WideString csSub; |
| if (iPos < iLength && csFieldName[iPos] == L'.') { |
| iPos ++; |
| } |
| while (iPos < iLength && csFieldName[iPos] != L'.') { |
| csSub += csFieldName[iPos ++]; |
| } |
| int iCount = pArray->GetCount(); |
| FX_BOOL bFind = FALSE; |
| for (int i = 0; i < iCount; i ++) { |
| pDict = pArray->GetDict(i); |
| if (pDict == NULL) { |
| continue; |
| } |
| CFX_WideString csT = pDict->GetUnicodeText("T"); |
| if (csT == csSub) { |
| bFind = TRUE; |
| break; |
| } |
| } |
| if (!bFind) { |
| return NULL; |
| } |
| if (iPos >= iLength) { |
| break; |
| } |
| pArray = pDict->GetArray("Kids"); |
| } |
| if (pDict == NULL) { |
| return NULL; |
| } else { |
| pArray = pDict->GetArray("Kids"); |
| if (pArray == NULL) { |
| return pDict; |
| } else { |
| return pArray->GetDict(index); |
| } |
| } |
| } |
| } |
| FX_BOOL CPDF_InterForm::NeedConstructAP() |
| { |
| if (m_pFormDict == NULL) { |
| return FALSE; |
| } |
| return m_pFormDict->GetBoolean("NeedAppearances"); |
| } |
| void CPDF_InterForm::NeedConstructAP(FX_BOOL bNeedAP) |
| { |
| if (m_pFormDict == NULL) { |
| InitInterFormDict(m_pFormDict, m_pDocument); |
| } |
| m_pFormDict->SetAtBoolean("NeedAppearances", bNeedAP); |
| m_bGenerateAP = bNeedAP; |
| } |
| int CPDF_InterForm::CountFieldsInCalculationOrder() |
| { |
| if (m_pFormDict == NULL) { |
| return 0; |
| } |
| CPDF_Array* pArray = m_pFormDict->GetArray("CO"); |
| if (pArray == NULL) { |
| return 0; |
| } |
| return pArray->GetCount(); |
| } |
| CPDF_FormField* CPDF_InterForm::GetFieldInCalculationOrder(int index) |
| { |
| if (m_pFormDict == NULL || index < 0) { |
| return NULL; |
| } |
| CPDF_Array* pArray = m_pFormDict->GetArray("CO"); |
| if (pArray == NULL) { |
| return NULL; |
| } |
| CPDF_Object* pElement = pArray->GetElementValue(index); |
| if (pElement != NULL && pElement->GetType() == PDFOBJ_DICTIONARY) { |
| return GetFieldByDict((CPDF_Dictionary*)pElement); |
| } |
| return NULL; |
| } |
| int CPDF_InterForm::FindFieldInCalculationOrder(const CPDF_FormField* pField) |
| { |
| if (m_pFormDict == NULL || pField == NULL) { |
| return -1; |
| } |
| CPDF_Array* pArray = m_pFormDict->GetArray("CO"); |
| if (pArray == NULL) { |
| return -1; |
| } |
| for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) { |
| CPDF_Object* pElement = pArray->GetElementValue(i); |
| if (pElement == pField->m_pDict) { |
| return i; |
| } |
| } |
| return -1; |
| } |
| FX_DWORD CPDF_InterForm::CountFormFonts() |
| { |
| return CountInterFormFonts(m_pFormDict); |
| } |
| CPDF_Font* CPDF_InterForm::GetFormFont(FX_DWORD index, CFX_ByteString& csNameTag) |
| { |
| return GetInterFormFont(m_pFormDict, m_pDocument, index, csNameTag); |
| } |
| CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csNameTag) |
| { |
| return GetInterFormFont(m_pFormDict, m_pDocument, csNameTag); |
| } |
| CPDF_Font* CPDF_InterForm::GetFormFont(CFX_ByteString csFontName, CFX_ByteString& csNameTag) |
| { |
| return GetInterFormFont(m_pFormDict, m_pDocument, csFontName, csNameTag); |
| } |
| CPDF_Font* CPDF_InterForm::GetNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) |
| { |
| return GetNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); |
| } |
| CPDF_Font* CPDF_InterForm::GetNativeFormFont(CFX_ByteString& csNameTag) |
| { |
| return GetNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); |
| } |
| FX_BOOL CPDF_InterForm::FindFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) |
| { |
| return FindInterFormFont(m_pFormDict, pFont, csNameTag); |
| } |
| FX_BOOL CPDF_InterForm::FindFormFont(CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag) |
| { |
| return FindInterFormFont(m_pFormDict, m_pDocument, csFontName, pFont, csNameTag); |
| } |
| void CPDF_InterForm::AddFormFont(const CPDF_Font* pFont, CFX_ByteString& csNameTag) |
| { |
| AddInterFormFont(m_pFormDict, m_pDocument, pFont, csNameTag); |
| m_bUpdated = TRUE; |
| } |
| CPDF_Font* CPDF_InterForm::AddNativeFormFont(FX_BYTE charSet, CFX_ByteString& csNameTag) |
| { |
| m_bUpdated = TRUE; |
| return AddNativeInterFormFont(m_pFormDict, m_pDocument, charSet, csNameTag); |
| } |
| CPDF_Font* CPDF_InterForm::AddNativeFormFont(CFX_ByteString& csNameTag) |
| { |
| m_bUpdated = TRUE; |
| return AddNativeInterFormFont(m_pFormDict, m_pDocument, csNameTag); |
| } |
| void CPDF_InterForm::RemoveFormFont(const CPDF_Font* pFont) |
| { |
| m_bUpdated = TRUE; |
| RemoveInterFormFont(m_pFormDict, pFont); |
| } |
| void CPDF_InterForm::RemoveFormFont(CFX_ByteString csNameTag) |
| { |
| m_bUpdated = TRUE; |
| RemoveInterFormFont(m_pFormDict, csNameTag); |
| } |
| CPDF_DefaultAppearance CPDF_InterForm::GetDefaultAppearance() |
| { |
| CFX_ByteString csDA; |
| if (m_pFormDict == NULL) { |
| return csDA; |
| } |
| csDA = m_pFormDict->GetString("DA"); |
| return csDA; |
| } |
| CPDF_Font* CPDF_InterForm::GetDefaultFormFont() |
| { |
| return GetDefaultInterFormFont(m_pFormDict, m_pDocument); |
| } |
| int CPDF_InterForm::GetFormAlignment() |
| { |
| if (m_pFormDict == NULL) { |
| return 0; |
| } |
| return m_pFormDict->GetInteger("Q", 0); |
| } |
| FX_BOOL CPDF_InterForm::ResetForm(const CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bNotify) |
| { |
| if (bNotify && m_pFormNotify != NULL) { |
| int iRet = m_pFormNotify->BeforeFormReset(this); |
| if (iRet < 0) { |
| return FALSE; |
| } |
| } |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); |
| if (pField == NULL) { |
| continue; |
| } |
| FX_BOOL bFind = FALSE; |
| int iCount = fields.GetSize(); |
| for (int i = 0; i < iCount; i ++) { |
| if (pField == (CPDF_FormField*)fields[i]) { |
| bFind = TRUE; |
| break; |
| } |
| } |
| if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { |
| pField->ResetField(bNotify); |
| } |
| } |
| if (bNotify && m_pFormNotify != NULL) { |
| m_pFormNotify->AfterFormReset(this); |
| } |
| return TRUE; |
| } |
| FX_BOOL CPDF_InterForm::ResetForm(FX_BOOL bNotify) |
| { |
| if (bNotify && m_pFormNotify != NULL) { |
| int iRet = m_pFormNotify->BeforeFormReset(this); |
| if (iRet < 0) { |
| return FALSE; |
| } |
| } |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); |
| if (pField == NULL) { |
| continue; |
| } |
| pField->ResetField(bNotify); |
| } |
| if (bNotify && m_pFormNotify != NULL) { |
| m_pFormNotify->AfterFormReset(this); |
| } |
| return TRUE; |
| } |
| void CPDF_InterForm::ReloadForm() |
| { |
| FX_POSITION pos = m_ControlMap.GetStartPosition(); |
| while (pos) { |
| CPDF_Dictionary* pWidgetDict; |
| CPDF_FormControl* pControl; |
| m_ControlMap.GetNextAssoc(pos, (FX_LPVOID&)pWidgetDict, (FX_LPVOID&)pControl); |
| delete pControl; |
| } |
| m_ControlMap.RemoveAll(); |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int k = 0; k < nCount; k ++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(k); |
| delete pField; |
| } |
| m_pFieldTree->RemoveAll(); |
| if (m_pFormDict == NULL) { |
| return; |
| } |
| CPDF_Array* pFields = m_pFormDict->GetArray("Fields"); |
| if (pFields == NULL) { |
| return; |
| } |
| int iCount = pFields->GetCount(); |
| for (int i = 0; i < iCount; i ++) { |
| LoadField(pFields->GetDict(i)); |
| } |
| } |
| void CPDF_InterForm::LoadField(CPDF_Dictionary* pFieldDict, int nLevel) |
| { |
| if (nLevel > nMaxRecursion) { |
| return; |
| } |
| if (pFieldDict == NULL) { |
| return; |
| } |
| FX_DWORD dwParentObjNum = pFieldDict->GetObjNum(); |
| CPDF_Array* pKids = pFieldDict->GetArray("Kids"); |
| if (!pKids) { |
| AddTerminalField(pFieldDict); |
| return; |
| } |
| CPDF_Dictionary* pFirstKid = pKids->GetDict(0); |
| if (pFirstKid == NULL) { |
| return; |
| } |
| if (pFirstKid->KeyExist("T") || pFirstKid->KeyExist("Kids")) { |
| for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { |
| CPDF_Dictionary * pChildDict = pKids->GetDict(i); |
| if (pChildDict) { |
| if (pChildDict->GetObjNum() != dwParentObjNum) { |
| LoadField(pChildDict, nLevel + 1); |
| } |
| } |
| } |
| } else { |
| AddTerminalField(pFieldDict); |
| } |
| } |
| FX_BOOL CPDF_InterForm::HasXFAForm() const |
| { |
| return m_pFormDict && m_pFormDict->GetArray(FX_BSTRC("XFA")) != NULL; |
| } |
| void CPDF_InterForm::FixPageFields(const CPDF_Page* pPage) |
| { |
| ASSERT(pPage != NULL); |
| CPDF_Dictionary* pPageDict = pPage->m_pFormDict; |
| if (pPageDict == NULL) { |
| return; |
| } |
| CPDF_Array* pAnnots = pPageDict->GetArray(FX_BSTRC("Annots")); |
| if (pAnnots == NULL) { |
| return; |
| } |
| int iAnnotCount = pAnnots->GetCount(); |
| for (int i = 0; i < iAnnotCount; i++) { |
| CPDF_Dictionary* pAnnot = pAnnots->GetDict(i); |
| if (pAnnot != NULL && pAnnot->GetString(FX_BSTRC("Subtype")) == "Widget") { |
| LoadField(pAnnot); |
| } |
| } |
| } |
| CPDF_FormField* CPDF_InterForm::AddTerminalField(const CPDF_Dictionary* pFieldDict) |
| { |
| if (!pFieldDict->KeyExist(FX_BSTRC("T"))) { |
| return NULL; |
| } |
| CPDF_Dictionary* pDict = (CPDF_Dictionary*)pFieldDict; |
| CFX_WideString csWName = GetFullName(pDict); |
| if (csWName.IsEmpty()) { |
| return NULL; |
| } |
| CPDF_FormField* pField = NULL; |
| pField = m_pFieldTree->GetField(csWName); |
| if (pField == NULL) { |
| CPDF_Dictionary *pParent = (CPDF_Dictionary*)pFieldDict; |
| if (!pFieldDict->KeyExist(FX_BSTR("T")) && |
| pFieldDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget")) { |
| pParent = pFieldDict->GetDict(FX_BSTRC("Parent")); |
| if (!pParent) { |
| pParent = (CPDF_Dictionary*)pFieldDict; |
| } |
| } |
| if (pParent && pParent != pFieldDict && !pParent->KeyExist(FX_BSTRC("FT"))) { |
| if (pFieldDict->KeyExist(FX_BSTRC("FT"))) { |
| CPDF_Object *pFTValue = pFieldDict->GetElementValue(FX_BSTRC("FT")); |
| if (pFTValue) { |
| pParent->SetAt(FX_BSTRC("FT"), pFTValue->Clone()); |
| } |
| } |
| if (pFieldDict->KeyExist(FX_BSTRC("Ff"))) { |
| CPDF_Object *pFfValue = pFieldDict->GetElementValue(FX_BSTRC("Ff")); |
| if (pFfValue) { |
| pParent->SetAt(FX_BSTRC("Ff"), pFfValue->Clone()); |
| } |
| } |
| } |
| pField = new CPDF_FormField(this, pParent); |
| CPDF_Object* pTObj = pDict->GetElement("T"); |
| if (pTObj && pTObj->GetType() == PDFOBJ_REFERENCE) { |
| CPDF_Object* pClone = pTObj->Clone(TRUE); |
| if (pClone) { |
| pDict->SetAt("T", pClone); |
| } else { |
| pDict->SetAtName("T", ""); |
| } |
| } |
| m_pFieldTree->SetField(csWName, pField); |
| } |
| CPDF_Array* pKids = pFieldDict->GetArray("Kids"); |
| if (pKids == NULL) { |
| if (pFieldDict->GetString("Subtype") == "Widget") { |
| AddControl(pField, pFieldDict); |
| } |
| } else { |
| for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { |
| CPDF_Dictionary* pKid = pKids->GetDict(i); |
| if (pKid == NULL) { |
| continue; |
| } |
| if (pKid->GetString("Subtype") != "Widget") { |
| continue; |
| } |
| AddControl(pField, pKid); |
| } |
| } |
| return pField; |
| } |
| CPDF_FormControl* CPDF_InterForm::AddControl(const CPDF_FormField* pField, const CPDF_Dictionary* pWidgetDict) |
| { |
| void *rValue = NULL; |
| if (m_ControlMap.Lookup((CPDF_Dictionary*)pWidgetDict, rValue)) { |
| return (CPDF_FormControl*)rValue; |
| } |
| CPDF_FormControl* pControl = new CPDF_FormControl((CPDF_FormField*)pField, (CPDF_Dictionary*)pWidgetDict); |
| m_ControlMap.SetAt((CPDF_Dictionary*)pWidgetDict, pControl); |
| ((CPDF_FormField*)pField)->m_ControlList.Add(pControl); |
| return pControl; |
| } |
| CPDF_FormField* CPDF_InterForm::CheckRequiredFields(const CFX_PtrArray *fields, FX_BOOL bIncludeOrExclude) const |
| { |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); |
| if (pField == NULL) { |
| continue; |
| } |
| FX_INT32 iType = pField->GetType(); |
| if (iType == CPDF_FormField::PushButton || iType == CPDF_FormField::CheckBox || iType == CPDF_FormField::ListBox) { |
| continue; |
| } |
| FX_DWORD dwFlags = pField->GetFieldFlags(); |
| if (dwFlags & 0x04) { |
| continue; |
| } |
| FX_BOOL bFind = TRUE; |
| if (fields != NULL) { |
| bFind = fields->Find(pField, 0) >= 0; |
| } |
| if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { |
| CPDF_Dictionary *pFieldDict = pField->m_pDict; |
| if ((dwFlags & 0x02) != 0 && pFieldDict->GetString("V").IsEmpty()) { |
| return pField; |
| } |
| } |
| } |
| return NULL; |
| } |
| CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, FX_BOOL bSimpleFileSpec) const |
| { |
| CFX_PtrArray fields; |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i ++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); |
| fields.Add(pField); |
| } |
| return ExportToFDF(pdf_path, fields, TRUE, bSimpleFileSpec); |
| } |
| CFX_WideString FILESPEC_EncodeFileName(FX_WSTR filepath); |
| CFDF_Document* CPDF_InterForm::ExportToFDF(FX_WSTR pdf_path, CFX_PtrArray& fields, FX_BOOL bIncludeOrExclude, FX_BOOL bSimpleFileSpec) const |
| { |
| CFDF_Document* pDoc = CFDF_Document::CreateNewDoc(); |
| if (pDoc == NULL) { |
| return NULL; |
| } |
| CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDict("FDF"); |
| if (!pdf_path.IsEmpty()) { |
| if (bSimpleFileSpec) { |
| CFX_WideString wsFilePath = FILESPEC_EncodeFileName(pdf_path); |
| pMainDict->SetAtString(FX_BSTRC("F"), CFX_ByteString::FromUnicode(wsFilePath)); |
| pMainDict->SetAtString(FX_BSTRC("UF"), PDF_EncodeText(wsFilePath)); |
| } else { |
| CPDF_FileSpec filespec; |
| filespec.SetFileName(pdf_path); |
| pMainDict->SetAt("F", (CPDF_Object*)filespec); |
| } |
| } |
| CPDF_Array* pFields = CPDF_Array::Create(); |
| if (pFields == NULL) { |
| return NULL; |
| } |
| pMainDict->SetAt("Fields", pFields); |
| int nCount = m_pFieldTree->m_Root.CountFields(); |
| for (int i = 0; i < nCount; i ++) { |
| CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i); |
| if (pField == NULL || pField->GetType() == CPDF_FormField::PushButton) { |
| continue; |
| } |
| FX_DWORD dwFlags = pField->GetFieldFlags(); |
| if (dwFlags & 0x04) { |
| continue; |
| } |
| FX_BOOL bFind = fields.Find(pField, 0) >= 0; |
| if ((bIncludeOrExclude && bFind) || (!bIncludeOrExclude && !bFind)) { |
| if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetString("V").IsEmpty()) { |
| continue; |
| } |
| CFX_WideString fullname = GetFullName(pField->GetFieldDict()); |
| CPDF_Dictionary* pFieldDict = CPDF_Dictionary::Create(); |
| if (pFieldDict == NULL) { |
| return NULL; |
| } |
| CPDF_String* pString = CPDF_String::Create(fullname); |
| if (pString == NULL) { |
| pFieldDict->Release(); |
| return NULL; |
| } |
| pFieldDict->SetAt("T", pString); |
| if (pField->GetType() == CPDF_FormField::CheckBox || pField->GetType() == CPDF_FormField::RadioButton) { |
| CFX_WideString csExport = pField->GetCheckValue(FALSE); |
| CFX_ByteString csBExport = PDF_EncodeText(csExport); |
| CPDF_Object* pOpt = FPDF_GetFieldAttr(pField->m_pDict, "Opt"); |
| if (pOpt == NULL) { |
| pFieldDict->SetAtName("V", csBExport); |
| } else { |
| pFieldDict->SetAtString("V", csBExport); |
| } |
| } else { |
| CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V"); |
| if (pV != NULL) { |
| pFieldDict->SetAt("V", pV->Clone(TRUE)); |
| } |
| } |
| pFields->Add(pFieldDict); |
| } |
| } |
| return pDoc; |
| } |
| const struct _SupportFieldEncoding { |
| FX_LPCSTR m_name; |
| FX_INT32 m_codePage; |
| } g_fieldEncoding[] = { |
| { "BigFive", 950 }, |
| { "GBK", 936 }, |
| { "Shift-JIS", 932 }, |
| { "UHC", 949 }, |
| }; |
| static void FPDFDOC_FDF_GetFieldValue(CPDF_Dictionary *pFieldDict, CFX_WideString &csValue, CFX_ByteString &bsEncoding) |
| { |
| ASSERT(pFieldDict != NULL); |
| CFX_ByteString csBValue = pFieldDict->GetString("V"); |
| FX_INT32 iCount = sizeof(g_fieldEncoding) / sizeof(g_fieldEncoding[0]); |
| FX_INT32 i = 0; |
| for (; i < iCount; ++i) |
| if (bsEncoding == g_fieldEncoding[i].m_name) { |
| break; |
| } |
| if (i < iCount) { |
| CFX_CharMap *pCharMap = CFX_CharMap::GetDefaultMapper(g_fieldEncoding[i].m_codePage); |
| FXSYS_assert(pCharMap != NULL); |
| csValue.ConvertFrom(csBValue, pCharMap); |
| return; |
| } |
| CFX_ByteString csTemp = csBValue.Left(2); |
| if (csTemp == "\xFF\xFE" || csTemp == "\xFE\xFF") { |
| csValue = PDF_DecodeText(csBValue); |
| } else { |
| csValue = CFX_WideString::FromLocal(csBValue); |
| } |
| } |
| void CPDF_InterForm::FDF_ImportField(CPDF_Dictionary* pFieldDict, const CFX_WideString& parent_name, FX_BOOL bNotify, int nLevel) |
| { |
| CFX_WideString name; |
| if (!parent_name.IsEmpty()) { |
| name = parent_name + L"."; |
| } |
| name += pFieldDict->GetUnicodeText("T"); |
| CPDF_Array* pKids = pFieldDict->GetArray("Kids"); |
| if (pKids) { |
| for (FX_DWORD i = 0; i < pKids->GetCount(); i ++) { |
| CPDF_Dictionary* pKid = pKids->GetDict(i); |
| if (pKid == NULL) { |
| continue; |
| } |
| if (nLevel <= nMaxRecursion) { |
| FDF_ImportField(pKid, name, bNotify, nLevel + 1); |
| } |
| } |
| return; |
| } |
| if (!pFieldDict->KeyExist("V")) { |
| return; |
| } |
| CPDF_FormField* pField = m_pFieldTree->GetField(name); |
| if (pField == NULL) { |
| return; |
| } |
| CFX_WideString csWValue; |
| FPDFDOC_FDF_GetFieldValue(pFieldDict, csWValue, m_bsEncoding); |
| int iType = pField->GetFieldType(); |
| if (bNotify && m_pFormNotify != NULL) { |
| int iRet = 0; |
| if (iType == FIELDTYPE_LISTBOX) { |
| iRet = m_pFormNotify->BeforeSelectionChange(pField, csWValue); |
| } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { |
| iRet = m_pFormNotify->BeforeValueChange(pField, csWValue); |
| } |
| if (iRet < 0) { |
| return; |
| } |
| } |
| CFX_ByteArray statusArray; |
| if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { |
| SaveCheckedFieldStatus(pField, statusArray); |
| } |
| pField->SetValue(csWValue); |
| CPDF_FormField::Type eType = pField->GetType(); |
| if ((eType == CPDF_FormField::ListBox || eType == CPDF_FormField::ComboBox) && pFieldDict->KeyExist("Opt")) { |
| pField->m_pDict->SetAt("Opt", pFieldDict->GetElementValue("Opt")->Clone(TRUE)); |
| } |
| if (bNotify && m_pFormNotify != NULL) { |
| if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON) { |
| m_pFormNotify->AfterCheckedStatusChange(pField, statusArray); |
| } else if (iType == FIELDTYPE_LISTBOX) { |
| m_pFormNotify->AfterSelectionChange(pField); |
| } else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD) { |
| m_pFormNotify->AfterValueChange(pField); |
| } |
| } |
| if (CPDF_InterForm::m_bUpdateAP) { |
| pField->UpdateAP(NULL); |
| } |
| } |
| FX_BOOL CPDF_InterForm::ImportFromFDF(const CFDF_Document* pFDF, FX_BOOL bNotify) |
| { |
| if (pFDF == NULL) { |
| return FALSE; |
| } |
| CPDF_Dictionary* pMainDict = pFDF->GetRoot()->GetDict("FDF"); |
| if (pMainDict == NULL) { |
| return FALSE; |
| } |
| CPDF_Array* pFields = pMainDict->GetArray("Fields"); |
| if (pFields == NULL) { |
| return FALSE; |
| } |
| m_bsEncoding = pMainDict->GetString(FX_BSTRC("Encoding")); |
| if (bNotify && m_pFormNotify != NULL) { |
| int iRet = m_pFormNotify->BeforeFormImportData(this); |
| if (iRet < 0) { |
| return FALSE; |
| } |
| } |
| for (FX_DWORD i = 0; i < pFields->GetCount(); i ++) { |
| CPDF_Dictionary* pField = pFields->GetDict(i); |
| if (pField == NULL) { |
| continue; |
| } |
| FDF_ImportField(pField, L"", bNotify); |
| } |
| if (bNotify && m_pFormNotify != NULL) { |
| m_pFormNotify->AfterFormImportData(this); |
| } |
| return TRUE; |
| } |
| void CPDF_InterForm::SetFormNotify(const CPDF_FormNotify* pNotify) |
| { |
| m_pFormNotify = (CPDF_FormNotify*)pNotify; |
| } |
| int CPDF_InterForm::GetPageWithWidget(int iCurPage, FX_BOOL bNext) |
| { |
| if (iCurPage < 0) { |
| return -1; |
| } |
| int iPageCount = m_pDocument->GetPageCount(); |
| if (iCurPage >= iPageCount) { |
| return -1; |
| } |
| int iNewPage = iCurPage; |
| do { |
| iNewPage += bNext ? 1 : -1; |
| if (iNewPage >= iPageCount) { |
| iNewPage = 0; |
| } |
| if (iNewPage < 0) { |
| iNewPage = iPageCount - 1; |
| } |
| if (iNewPage == iCurPage) { |
| break; |
| } |
| CPDF_Dictionary* pPageDict = m_pDocument->GetPage(iNewPage); |
| if (pPageDict == NULL) { |
| continue; |
| } |
| CPDF_Array* pAnnots = pPageDict->GetArray("Annots"); |
| if (pAnnots == NULL) { |
| continue; |
| } |
| FX_DWORD dwCount = pAnnots->GetCount(); |
| for (FX_DWORD i = 0; i < dwCount; i ++) { |
| CPDF_Object* pAnnotDict = pAnnots->GetElementValue(i); |
| if (pAnnotDict == NULL) { |
| continue; |
| } |
| CPDF_FormControl* pControl = NULL; |
| if (m_ControlMap.Lookup(pAnnotDict, (void*&)pControl)) { |
| return iNewPage; |
| } |
| } |
| } while (TRUE); |
| return -1; |
| } |