void CPDF_FormField::LoadDA() {
CPDF_Dictionary* pFormDict = m_pForm->m_pFormDict;
if (!pFormDict)
return;
CFX_ByteString DA;
if (CPDF_Object* pObj = FPDF_GetFieldAttr(m_pDict, "DA"))
DA = pObj->GetString();
if (DA.IsEmpty())
DA = pFormDict->GetStringFor("DA");
if (DA.IsEmpty())
return;
CPDF_Dictionary* pDR = pFormDict->GetDictFor("DR");
if (!pDR)
return;
CPDF_Dictionary* pFont = pDR->GetDictFor("Font");
if (!pFont)
return;
CPDF_SimpleParser syntax(DA.AsStringC());
syntax.FindTagParamFromStart("Tf", 2);
CFX_ByteString font_name(syntax.GetWord());
CPDF_Dictionary* pFontDict = pFont->GetDictFor(font_name);
if (!pFontDict)
return;
m_pFont = m_pForm->m_pDocument->LoadFont(pFontDict);
m_FontSize = FX_atof(syntax.GetWord());
}
void CheckUnSupportError(CPDF_Document* pDoc, uint32_t err_code) {
// Security
if (err_code == FPDF_ERR_SECURITY) {
FPDF_UnSupportError(FPDF_UNSP_DOC_SECURITY);
return;
}
if (!pDoc)
return;
// Portfolios and Packages
CPDF_Dictionary* pRootDict = pDoc->GetRoot();
if (pRootDict) {
CFX_ByteString cbString;
if (pRootDict->KeyExist("Collection")) {
FPDF_UnSupportError(FPDF_UNSP_DOC_PORTABLECOLLECTION);
return;
}
if (pRootDict->KeyExist("Names")) {
CPDF_Dictionary* pNameDict = pRootDict->GetDictFor("Names");
if (pNameDict && pNameDict->KeyExist("EmbeddedFiles")) {
FPDF_UnSupportError(FPDF_UNSP_DOC_ATTACHMENT);
return;
}
if (pNameDict && pNameDict->KeyExist("JavaScript")) {
CPDF_Dictionary* pJSDict = pNameDict->GetDictFor("JavaScript");
CPDF_Array* pArray = pJSDict ? pJSDict->GetArrayFor("Names") : nullptr;
if (pArray) {
for (size_t i = 0; i < pArray->GetCount(); i++) {
CFX_ByteString cbStr = pArray->GetStringAt(i);
if (cbStr.Compare("com.adobe.acrobat.SharedReview.Register") == 0) {
FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDREVIEW);
return;
}
}
}
}
}
}
// SharedForm
CPDF_Metadata metaData(pDoc);
const CXML_Element* pElement = metaData.GetRoot();
if (pElement)
CheckSharedForm(pElement, "workflowType");
#ifndef PDF_ENABLE_XFA
// XFA Forms
CPDF_InterForm interform(pDoc);
if (interform.HasXFAForm())
FPDF_UnSupportError(FPDF_UNSP_DOC_XFAFORM);
#endif // PDF_ENABLE_XFA
}
CPDF_NameTree::CPDF_NameTree(CPDF_Document* pDoc,
const CFX_ByteString& category)
: m_pRoot(nullptr) {
CPDF_Dictionary* pRoot = pDoc->GetRoot();
if (!pRoot)
return;
CPDF_Dictionary* pNames = pRoot->GetDictFor("Names");
if (!pNames)
return;
m_pRoot = pNames->GetDictFor(category);
}
CPDFSDK_Widget* CPDFSDK_InterForm::GetWidget(CPDF_FormControl* pControl,
bool createIfNeeded) const {
if (!pControl || !m_pInterForm)
return nullptr;
CPDFSDK_Widget* pWidget = nullptr;
const auto it = m_Map.find(pControl);
if (it != m_Map.end())
pWidget = it->second;
if (pWidget)
return pWidget;
if (!createIfNeeded)
return nullptr;
CPDF_Dictionary* pControlDict = pControl->GetWidget();
CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
CPDFSDK_PageView* pPage = nullptr;
if (CPDF_Dictionary* pPageDict = pControlDict->GetDictFor("P")) {
int nPageIndex = pDocument->GetPageIndex(pPageDict->GetObjNum());
if (nPageIndex >= 0)
pPage = m_pDocument->GetPageView(nPageIndex);
}
if (!pPage) {
int nPageIndex = GetPageIndexByAnnotDict(pDocument, pControlDict);
if (nPageIndex >= 0)
pPage = m_pDocument->GetPageView(nPageIndex);
}
if (!pPage)
return nullptr;
return static_cast<CPDFSDK_Widget*>(pPage->GetAnnotByDict(pControlDict));
}
DLLEXPORT void STDCALL FORM_DoPageAAction(FPDF_PAGE page,
FPDF_FORMHANDLE hHandle,
int aaType) {
if (!hHandle)
return;
CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle);
if (!pSDKDoc)
return;
UnderlyingPageType* pPage = UnderlyingFromFPDFPage(page);
CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page);
if (!pPDFPage)
return;
if (!pSDKDoc->GetPageView(pPage, false))
return;
CPDFSDK_Environment* pEnv = pSDKDoc->GetEnv();
CPDFSDK_ActionHandler* pActionHandler = pEnv->GetActionHander();
CPDF_Dictionary* pPageDict = pPDFPage->m_pFormDict;
CPDF_AAction aa(pPageDict->GetDictFor("AA"));
if (FPDFPAGE_AACTION_OPEN == aaType) {
if (aa.ActionExist(CPDF_AAction::OpenPage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::OpenPage);
pActionHandler->DoAction_Page(action, CPDF_AAction::OpenPage, pSDKDoc);
}
} else {
if (aa.ActionExist(CPDF_AAction::ClosePage)) {
CPDF_Action action = aa.GetAction(CPDF_AAction::ClosePage);
pActionHandler->DoAction_Page(action, CPDF_AAction::ClosePage, pSDKDoc);
}
}
}
CPDF_Font* CPDF_FormControl::GetDefaultControlFont() {
CPDF_DefaultAppearance cDA = GetDefaultAppearance();
CFX_ByteString csFontNameTag;
FX_FLOAT fFontSize;
cDA.GetFont(csFontNameTag, fFontSize);
if (csFontNameTag.IsEmpty())
return nullptr;
CPDF_Object* pObj = FPDF_GetFieldAttr(m_pWidgetDict, "DR");
if (CPDF_Dictionary* pDict = ToDictionary(pObj)) {
CPDF_Dictionary* pFonts = pDict->GetDictFor("Font");
if (pFonts) {
CPDF_Dictionary* pElement = pFonts->GetDictFor(csFontNameTag);
if (pElement) {
CPDF_Font* pFont = m_pField->m_pForm->m_pDocument->LoadFont(pElement);
if (pFont)
return pFont;
}
}
}
if (CPDF_Font* pFormFont = m_pField->m_pForm->GetFormFont(csFontNameTag))
return pFormFont;
CPDF_Dictionary* pPageDict = m_pWidgetDict->GetDictFor("P");
pObj = FPDF_GetFieldAttr(pPageDict, "Resources");
if (CPDF_Dictionary* pDict = ToDictionary(pObj)) {
CPDF_Dictionary* pFonts = pDict->GetDictFor("Font");
if (pFonts) {
CPDF_Dictionary* pElement = pFonts->GetDictFor(csFontNameTag);
if (pElement) {
CPDF_Font* pFont = m_pField->m_pForm->m_pDocument->LoadFont(pElement);
if (pFont)
return pFont;
}
}
}
return nullptr;
}
CPDF_Object* CPDF_Page::GetPageAttr(const CFX_ByteString& name) const {
CPDF_Dictionary* pPageDict = m_pFormDict;
std::set<CPDF_Dictionary*> visited;
while (1) {
visited.insert(pPageDict);
if (CPDF_Object* pObj = pPageDict->GetDirectObjectFor(name))
return pObj;
pPageDict = pPageDict->GetDictFor("Parent");
if (!pPageDict || pdfium::ContainsKey(visited, pPageDict))
break;
}
return nullptr;
}
CFX_ByteString CPDF_Action::GetURI(CPDF_Document* pDoc) const {
CFX_ByteString csURI;
if (!m_pDict)
return csURI;
if (m_pDict->GetStringFor("S") != "URI")
return csURI;
csURI = m_pDict->GetStringFor("URI");
CPDF_Dictionary* pRoot = pDoc->GetRoot();
CPDF_Dictionary* pURI = pRoot->GetDictFor("URI");
if (pURI) {
if (csURI.Find(":", 0) < 1)
csURI = pURI->GetStringFor("Base") + csURI;
}
return csURI;
}
bool CPDF_OCContext::LoadOCGStateFromConfig(
const ByteString& csConfig,
const CPDF_Dictionary* pOCGDict) const {
CPDF_Dictionary* pConfig = GetConfig(m_pDocument.Get(), pOCGDict);
if (!pConfig)
return true;
bool bState = pConfig->GetStringFor("BaseState", "ON") != "OFF";
CPDF_Array* pArray = pConfig->GetArrayFor("ON");
if (pArray) {
if (FindGroup(pArray, pOCGDict) >= 0)
bState = true;
}
pArray = pConfig->GetArrayFor("OFF");
if (pArray) {
if (FindGroup(pArray, pOCGDict) >= 0)
bState = false;
}
pArray = pConfig->GetArrayFor("AS");
if (!pArray)
return bState;
ByteString csFind = csConfig + "State";
for (size_t i = 0; i < pArray->size(); i++) {
CPDF_Dictionary* pUsage = pArray->GetDictAt(i);
if (!pUsage)
continue;
if (pUsage->GetStringFor("Event", "View") != csConfig)
continue;
CPDF_Array* pOCGs = pUsage->GetArrayFor("OCGs");
if (!pOCGs)
continue;
if (FindGroup(pOCGs, pOCGDict) < 0)
continue;
CPDF_Dictionary* pState = pUsage->GetDictFor(csConfig);
if (!pState)
continue;
bState = pState->GetStringFor(csFind) != "OFF";
}
return bState;
}
static FX_BOOL LoadCryptInfo(CPDF_Dictionary* pEncryptDict,
const CFX_ByteString& name,
int& cipher,
int& keylen) {
int Version = pEncryptDict->GetIntegerFor("V");
cipher = FXCIPHER_RC4;
keylen = 0;
if (Version >= 4) {
CPDF_Dictionary* pCryptFilters = pEncryptDict->GetDictFor("CF");
if (!pCryptFilters) {
return FALSE;
}
if (name == "Identity") {
cipher = FXCIPHER_NONE;
} else {
CPDF_Dictionary* pDefFilter = pCryptFilters->GetDictFor(name);
if (!pDefFilter) {
return FALSE;
}
int nKeyBits = 0;
if (Version == 4) {
nKeyBits = pDefFilter->GetIntegerFor("Length", 0);
if (nKeyBits == 0) {
nKeyBits = pEncryptDict->GetIntegerFor("Length", 128);
}
} else {
nKeyBits = pEncryptDict->GetIntegerFor("Length", 256);
}
if (nKeyBits < 40) {
nKeyBits *= 8;
}
keylen = nKeyBits / 8;
CFX_ByteString cipher_name = pDefFilter->GetStringFor("CFM");
if (cipher_name == "AESV2" || cipher_name == "AESV3") {
cipher = FXCIPHER_AES;
}
}
} else {
keylen = Version > 1 ? pEncryptDict->GetIntegerFor("Length", 40) / 8 : 5;
}
if (keylen > 32 || keylen < 0) {
return FALSE;
}
return TRUE;
}
CFX_ByteString CPDF_FormControl::GetOnStateName() const {
ASSERT(GetType() == CPDF_FormField::CheckBox ||
GetType() == CPDF_FormField::RadioButton);
CFX_ByteString csOn;
CPDF_Dictionary* pAP = m_pWidgetDict->GetDictFor("AP");
if (!pAP)
return csOn;
CPDF_Dictionary* pN = pAP->GetDictFor("N");
if (!pN)
return csOn;
for (const auto& it : *pN) {
if (it.first != "Off")
return it.first;
}
return CFX_ByteString();
}
CFX_WideString FPDF_GetFullName(CPDF_Dictionary* pFieldDict) {
CFX_WideString full_name;
std::set<CPDF_Dictionary*> visited;
CPDF_Dictionary* pLevel = pFieldDict;
while (pLevel) {
visited.insert(pLevel);
CFX_WideString short_name = pLevel->GetUnicodeTextFor("T");
if (!short_name.IsEmpty()) {
if (full_name.IsEmpty())
full_name = short_name;
else
full_name = short_name + L"." + full_name;
}
pLevel = pLevel->GetDictFor("Parent");
if (pdfium::ContainsKey(visited, pLevel))
break;
}
return full_name;
}
DLLEXPORT void STDCALL FORM_DoDocumentAAction(FPDF_FORMHANDLE hHandle,
int aaType) {
CPDFSDK_Document* pSDKDoc = CPDFSDK_Document::FromFPDFFormHandle(hHandle);
if (!pSDKDoc)
return;
CPDF_Document* pDoc = pSDKDoc->GetPDFDocument();
CPDF_Dictionary* pDic = pDoc->GetRoot();
if (!pDic)
return;
CPDF_AAction aa(pDic->GetDictFor("AA"));
if (aa.ActionExist((CPDF_AAction::AActionType)aaType)) {
CPDF_Action action = aa.GetAction((CPDF_AAction::AActionType)aaType);
CPDFSDK_ActionHandler* pActionHandler =
HandleToCPDFSDKEnvironment(hHandle)->GetActionHander();
pActionHandler->DoAction_Document(action, (CPDF_AAction::AActionType)aaType,
pSDKDoc);
}
}
CPDF_InterForm::CPDF_InterForm(CPDF_Document* pDocument)
: m_pDocument(pDocument),
m_pFormDict(nullptr),
m_pFieldTree(new CFieldTree),
m_pFormNotify(nullptr) {
CPDF_Dictionary* pRoot = m_pDocument->GetRoot();
if (!pRoot)
return;
m_pFormDict = pRoot->GetDictFor("AcroForm");
if (!m_pFormDict)
return;
CPDF_Array* pFields = m_pFormDict->GetArrayFor("Fields");
if (!pFields)
return;
for (size_t i = 0; i < pFields->GetCount(); ++i)
LoadField(pFields->GetDictAt(i), 0);
}
DLLEXPORT FPDF_BOOL STDCALL FPDF_CopyViewerPreferences(FPDF_DOCUMENT dest_doc,
FPDF_DOCUMENT src_doc) {
CPDF_Document* pDstDoc = CPDFDocumentFromFPDFDocument(dest_doc);
if (!pDstDoc)
return FALSE;
CPDF_Document* pSrcDoc = CPDFDocumentFromFPDFDocument(src_doc);
if (!pSrcDoc)
return FALSE;
CPDF_Dictionary* pSrcDict = pSrcDoc->GetRoot();
pSrcDict = pSrcDict->GetDictFor("ViewerPreferences");
if (!pSrcDict)
return FALSE;
CPDF_Dictionary* pDstDict = pDstDoc->GetRoot();
if (!pDstDict)
return FALSE;
pDstDict->SetFor("ViewerPreferences", pSrcDict->CloneDirectObject());
return TRUE;
}
CFX_WideString CPDF_PageLabel::GetLabel(int nPage) const {
CFX_WideString wsLabel;
if (!m_pDocument)
return wsLabel;
CPDF_Dictionary* pPDFRoot = m_pDocument->GetRoot();
if (!pPDFRoot)
return wsLabel;
CPDF_Dictionary* pLabels = pPDFRoot->GetDictFor("PageLabels");
CPDF_NumberTree numberTree(pLabels);
CPDF_Object* pValue = nullptr;
int n = nPage;
while (n >= 0) {
pValue = numberTree.LookupValue(n);
if (pValue)
break;
n--;
}
if (pValue) {
pValue = pValue->GetDirect();
if (CPDF_Dictionary* pLabel = pValue->AsDictionary()) {
if (pLabel->KeyExist("P"))
wsLabel += pLabel->GetUnicodeTextFor("P");
CFX_ByteString bsNumberingStyle = pLabel->GetStringFor("S", "");
int nLabelNum = nPage - n + pLabel->GetIntegerFor("St", 1);
CFX_WideString wsNumPortion =
GetLabelNumPortion(nLabelNum, bsNumberingStyle);
wsLabel += wsNumPortion;
return wsLabel;
}
}
wsLabel.Format(L"%d", nPage + 1);
return wsLabel;
}
FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFPage_TransFormWithClip(FPDF_PAGE page,
const FS_MATRIX* matrix,
const FS_RECTF* clipRect) {
if (!matrix && !clipRect)
return false;
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!pPage)
return false;
std::ostringstream textBuf;
textBuf << "q ";
if (clipRect) {
CFX_FloatRect rect = CFXFloatRectFromFSRECTF(*clipRect);
rect.Normalize();
textBuf << ByteString::Format("%f %f %f %f re W* n ", rect.left,
rect.bottom, rect.Width(), rect.Height());
}
if (matrix) {
textBuf << ByteString::Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b,
matrix->c, matrix->d, matrix->e, matrix->f);
}
CPDF_Dictionary* pPageDict = pPage->GetDict();
CPDF_Object* pContentObj = GetPageContent(pPageDict);
if (!pContentObj)
return false;
CPDF_Document* pDoc = pPage->GetDocument();
if (!pDoc)
return false;
CPDF_Stream* pStream =
pDoc->NewIndirect<CPDF_Stream>(nullptr, 0, pDoc->New<CPDF_Dictionary>());
pStream->SetDataFromStringstream(&textBuf);
CPDF_Stream* pEndStream =
pDoc->NewIndirect<CPDF_Stream>(nullptr, 0, pDoc->New<CPDF_Dictionary>());
pEndStream->SetData(ByteStringView(" Q").span());
if (CPDF_Array* pContentArray = ToArray(pContentObj)) {
pContentArray->InsertAt(0, pStream->MakeReference(pDoc));
pContentArray->Add(pEndStream->MakeReference(pDoc));
} else if (pContentObj->IsStream() && !pContentObj->IsInline()) {
pContentArray = pDoc->NewIndirect<CPDF_Array>();
pContentArray->Add(pStream->MakeReference(pDoc));
pContentArray->Add(pContentObj->MakeReference(pDoc));
pContentArray->Add(pEndStream->MakeReference(pDoc));
pPageDict->SetFor(pdfium::page_object::kContents,
pContentArray->MakeReference(pDoc));
}
// Need to transform the patterns as well.
CPDF_Dictionary* pRes =
pPageDict->GetDictFor(pdfium::page_object::kResources);
if (!pRes)
return true;
CPDF_Dictionary* pPatternDict = pRes->GetDictFor("Pattern");
if (!pPatternDict)
return true;
CPDF_DictionaryLocker locker(pPatternDict);
for (const auto& it : locker) {
CPDF_Object* pObj = it.second.get();
if (pObj->IsReference())
pObj = pObj->GetDirect();
CPDF_Dictionary* pDict = nullptr;
if (pObj->IsDictionary())
pDict = pObj->AsDictionary();
else if (CPDF_Stream* pObjStream = pObj->AsStream())
pDict = pObjStream->GetDict();
else
continue;
if (matrix) {
CFX_Matrix m = CFXMatrixFromFSMatrix(*matrix);
pDict->SetMatrixFor("Matrix", pDict->GetMatrixFor("Matrix") * m);
}
}
return true;
}
DLLEXPORT int STDCALL FPDFPage_Flatten(FPDF_PAGE page, int nFlag) {
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!page) {
return FLATTEN_FAIL;
}
CPDF_Document* pDocument = pPage->m_pDocument;
CPDF_Dictionary* pPageDict = pPage->m_pFormDict;
if (!pDocument || !pPageDict) {
return FLATTEN_FAIL;
}
CPDF_ObjectArray ObjectArray;
CPDF_RectArray RectArray;
int iRet = FLATTEN_FAIL;
iRet = ParserAnnots(pDocument, pPageDict, &RectArray, &ObjectArray, nFlag);
if (iRet == FLATTEN_NOTHINGTODO || iRet == FLATTEN_FAIL)
return iRet;
CFX_FloatRect rcOriginalCB;
CFX_FloatRect rcMerger = CalculateRect(&RectArray);
CFX_FloatRect rcOriginalMB = pPageDict->GetRectFor("MediaBox");
if (pPageDict->KeyExist("CropBox"))
rcOriginalMB = pPageDict->GetRectFor("CropBox");
if (rcOriginalMB.IsEmpty()) {
rcOriginalMB = CFX_FloatRect(0.0f, 0.0f, 612.0f, 792.0f);
}
rcMerger.left =
rcMerger.left < rcOriginalMB.left ? rcOriginalMB.left : rcMerger.left;
rcMerger.right =
rcMerger.right > rcOriginalMB.right ? rcOriginalMB.right : rcMerger.right;
rcMerger.top =
rcMerger.top > rcOriginalMB.top ? rcOriginalMB.top : rcMerger.top;
rcMerger.bottom = rcMerger.bottom < rcOriginalMB.bottom ? rcOriginalMB.bottom
: rcMerger.bottom;
if (pPageDict->KeyExist("ArtBox"))
rcOriginalCB = pPageDict->GetRectFor("ArtBox");
else
rcOriginalCB = rcOriginalMB;
if (!rcOriginalMB.IsEmpty()) {
CPDF_Array* pMediaBox = new CPDF_Array();
pMediaBox->Add(new CPDF_Number(rcOriginalMB.left));
pMediaBox->Add(new CPDF_Number(rcOriginalMB.bottom));
pMediaBox->Add(new CPDF_Number(rcOriginalMB.right));
pMediaBox->Add(new CPDF_Number(rcOriginalMB.top));
pPageDict->SetFor("MediaBox", pMediaBox);
}
if (!rcOriginalCB.IsEmpty()) {
CPDF_Array* pCropBox = new CPDF_Array();
pCropBox->Add(new CPDF_Number(rcOriginalCB.left));
pCropBox->Add(new CPDF_Number(rcOriginalCB.bottom));
pCropBox->Add(new CPDF_Number(rcOriginalCB.right));
pCropBox->Add(new CPDF_Number(rcOriginalCB.top));
pPageDict->SetFor("ArtBox", pCropBox);
}
CPDF_Dictionary* pRes = pPageDict->GetDictFor("Resources");
if (!pRes) {
pRes = new CPDF_Dictionary(pDocument->GetByteStringPool());
pPageDict->SetFor("Resources", pRes);
}
CPDF_Stream* pNewXObject = new CPDF_Stream(
nullptr, 0, new CPDF_Dictionary(pDocument->GetByteStringPool()));
uint32_t dwObjNum = pDocument->AddIndirectObject(pNewXObject);
CPDF_Dictionary* pPageXObject = pRes->GetDictFor("XObject");
if (!pPageXObject) {
pPageXObject = new CPDF_Dictionary(pDocument->GetByteStringPool());
pRes->SetFor("XObject", pPageXObject);
}
CFX_ByteString key = "";
int nStreams = ObjectArray.GetSize();
if (nStreams > 0) {
for (int iKey = 0; /*iKey < 100*/; iKey++) {
char sExtend[5] = {};
FXSYS_itoa(iKey, sExtend, 10);
key = CFX_ByteString("FFT") + CFX_ByteString(sExtend);
if (!pPageXObject->KeyExist(key))
break;
}
}
SetPageContents(key, pPageDict, pDocument);
CPDF_Dictionary* pNewXORes = nullptr;
if (!key.IsEmpty()) {
pPageXObject->SetReferenceFor(key, pDocument, dwObjNum);
CPDF_Dictionary* pNewOXbjectDic = pNewXObject->GetDict();
pNewXORes = new CPDF_Dictionary(pDocument->GetByteStringPool());
pNewOXbjectDic->SetFor("Resources", pNewXORes);
pNewOXbjectDic->SetNameFor("Type", "XObject");
pNewOXbjectDic->SetNameFor("Subtype", "Form");
pNewOXbjectDic->SetIntegerFor("FormType", 1);
pNewOXbjectDic->SetNameFor("Name", "FRM");
CFX_FloatRect rcBBox = pPageDict->GetRectFor("ArtBox");
pNewOXbjectDic->SetRectFor("BBox", rcBBox);
}
for (int i = 0; i < nStreams; i++) {
CPDF_Dictionary* pAnnotDic = ObjectArray.GetAt(i);
if (!pAnnotDic)
continue;
CFX_FloatRect rcAnnot = pAnnotDic->GetRectFor("Rect");
rcAnnot.Normalize();
CFX_ByteString sAnnotState = pAnnotDic->GetStringFor("AS");
CPDF_Dictionary* pAnnotAP = pAnnotDic->GetDictFor("AP");
if (!pAnnotAP)
continue;
CPDF_Stream* pAPStream = pAnnotAP->GetStreamFor("N");
if (!pAPStream) {
CPDF_Dictionary* pAPDic = pAnnotAP->GetDictFor("N");
if (!pAPDic)
continue;
if (!sAnnotState.IsEmpty()) {
pAPStream = pAPDic->GetStreamFor(sAnnotState);
} else {
auto it = pAPDic->begin();
if (it != pAPDic->end()) {
CPDF_Object* pFirstObj = it->second;
if (pFirstObj) {
if (pFirstObj->IsReference())
pFirstObj = pFirstObj->GetDirect();
if (!pFirstObj->IsStream())
continue;
pAPStream = pFirstObj->AsStream();
}
}
}
}
if (!pAPStream)
continue;
CPDF_Dictionary* pAPDic = pAPStream->GetDict();
CFX_Matrix matrix = pAPDic->GetMatrixFor("Matrix");
CFX_FloatRect rcStream;
if (pAPDic->KeyExist("Rect"))
rcStream = pAPDic->GetRectFor("Rect");
else if (pAPDic->KeyExist("BBox"))
rcStream = pAPDic->GetRectFor("BBox");
if (rcStream.IsEmpty())
continue;
CPDF_Object* pObj = pAPStream;
if (pObj) {
CPDF_Dictionary* pObjDic = pObj->GetDict();
if (pObjDic) {
pObjDic->SetNameFor("Type", "XObject");
pObjDic->SetNameFor("Subtype", "Form");
}
}
CPDF_Dictionary* pXObject = pNewXORes->GetDictFor("XObject");
if (!pXObject) {
pXObject = new CPDF_Dictionary(pDocument->GetByteStringPool());
pNewXORes->SetFor("XObject", pXObject);
}
CFX_ByteString sFormName;
sFormName.Format("F%d", i);
pXObject->SetReferenceFor(sFormName, pDocument,
pDocument->AddIndirectObject(pObj));
CPDF_StreamAcc acc;
acc.LoadAllData(pNewXObject);
const uint8_t* pData = acc.GetData();
CFX_ByteString sStream(pData, acc.GetSize());
if (matrix.IsIdentity()) {
matrix.a = 1.0f;
matrix.b = 0.0f;
matrix.c = 0.0f;
matrix.d = 1.0f;
matrix.e = 0.0f;
matrix.f = 0.0f;
}
CFX_ByteString sTemp;
CFX_Matrix m = GetMatrix(rcAnnot, rcStream, matrix);
sTemp.Format("q %f 0 0 %f %f %f cm /%s Do Q\n", m.a, m.d, m.e, m.f,
sFormName.c_str());
sStream += sTemp;
pNewXObject->SetData(sStream.raw_str(), sStream.GetLength());
}
pPageDict->RemoveFor("Annots");
ObjectArray.RemoveAll();
RectArray.RemoveAll();
return FLATTEN_SUCCESS;
}
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page,
FS_MATRIX* matrix,
FS_RECTF* clipRect) {
CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
if (!pPage)
return false;
CFX_ByteTextBuf textBuf;
textBuf << "q ";
CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right,
clipRect->top);
rect.Normalize();
CFX_ByteString bsClipping;
bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom,
rect.Width(), rect.Height());
textBuf << bsClipping;
CFX_ByteString bsMatix;
bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b, matrix->c,
matrix->d, matrix->e, matrix->f);
textBuf << bsMatix;
CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
CPDF_Object* pContentObj =
pPageDic ? pPageDic->GetObjectFor("Contents") : nullptr;
if (!pContentObj)
pContentObj = pPageDic ? pPageDic->GetArrayFor("Contents") : nullptr;
if (!pContentObj)
return false;
CPDF_Document* pDoc = pPage->m_pDocument;
if (!pDoc)
return false;
CPDF_Stream* pStream = pDoc->NewIndirect<CPDF_Stream>(
nullptr, 0,
pdfium::MakeUnique<CPDF_Dictionary>(pDoc->GetByteStringPool()));
pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize());
CPDF_Stream* pEndStream = pDoc->NewIndirect<CPDF_Stream>(
nullptr, 0,
pdfium::MakeUnique<CPDF_Dictionary>(pDoc->GetByteStringPool()));
pEndStream->SetData((const uint8_t*)" Q", 2);
CPDF_Array* pContentArray = nullptr;
CPDF_Array* pArray = ToArray(pContentObj);
if (pArray) {
pContentArray = pArray;
pContentArray->InsertNewAt<CPDF_Reference>(0, pDoc, pStream->GetObjNum());
pContentArray->AddNew<CPDF_Reference>(pDoc, pEndStream->GetObjNum());
} else if (CPDF_Reference* pReference = ToReference(pContentObj)) {
CPDF_Object* pDirectObj = pReference->GetDirect();
if (pDirectObj) {
CPDF_Array* pObjArray = pDirectObj->AsArray();
if (pObjArray) {
pContentArray = pObjArray;
pContentArray->InsertNewAt<CPDF_Reference>(0, pDoc,
pStream->GetObjNum());
pContentArray->AddNew<CPDF_Reference>(pDoc, pEndStream->GetObjNum());
} else if (pDirectObj->IsStream()) {
pContentArray = pDoc->NewIndirect<CPDF_Array>();
pContentArray->AddNew<CPDF_Reference>(pDoc, pStream->GetObjNum());
pContentArray->AddNew<CPDF_Reference>(pDoc, pDirectObj->GetObjNum());
pContentArray->AddNew<CPDF_Reference>(pDoc, pEndStream->GetObjNum());
pPageDic->SetNewFor<CPDF_Reference>("Contents", pDoc,
pContentArray->GetObjNum());
}
}
}
// Need to transform the patterns as well.
CPDF_Dictionary* pRes = pPageDic->GetDictFor("Resources");
if (pRes) {
CPDF_Dictionary* pPattenDict = pRes->GetDictFor("Pattern");
if (pPattenDict) {
for (const auto& it : *pPattenDict) {
CPDF_Object* pObj = it.second.get();
if (pObj->IsReference())
pObj = pObj->GetDirect();
CPDF_Dictionary* pDict = nullptr;
if (pObj->IsDictionary())
pDict = pObj->AsDictionary();
else if (CPDF_Stream* pObjStream = pObj->AsStream())
pDict = pObjStream->GetDict();
else
continue;
CFX_Matrix m = pDict->GetMatrixFor("Matrix");
CFX_Matrix t = *(CFX_Matrix*)matrix;
m.Concat(t);
pDict->SetMatrixFor("Matrix", m);
}
}
}
return true;
}
bool CPDF_CIDFont::Load() {
if (m_pFontDict->GetStringFor("Subtype") == "TrueType") {
LoadGB2312();
return true;
}
CPDF_Array* pFonts = m_pFontDict->GetArrayFor("DescendantFonts");
if (!pFonts || pFonts->GetCount() != 1)
return false;
CPDF_Dictionary* pCIDFontDict = pFonts->GetDictAt(0);
if (!pCIDFontDict)
return false;
m_BaseFont = pCIDFontDict->GetStringFor("BaseFont");
if ((m_BaseFont.Compare("CourierStd") == 0 ||
m_BaseFont.Compare("CourierStd-Bold") == 0 ||
m_BaseFont.Compare("CourierStd-BoldOblique") == 0 ||
m_BaseFont.Compare("CourierStd-Oblique") == 0) &&
!IsEmbedded()) {
m_bAdobeCourierStd = true;
}
CPDF_Dictionary* pFontDesc = pCIDFontDict->GetDictFor("FontDescriptor");
if (pFontDesc)
LoadFontDescriptor(pFontDesc);
CPDF_Object* pEncoding = m_pFontDict->GetDirectObjectFor("Encoding");
if (!pEncoding)
return false;
CFX_ByteString subtype = pCIDFontDict->GetStringFor("Subtype");
m_bType1 = (subtype == "CIDFontType0");
CPDF_CMapManager& manager = GetFontGlobals()->m_CMapManager;
if (pEncoding->IsName()) {
CFX_ByteString cmap = pEncoding->GetString();
bool bPromptCJK = m_pFontFile && m_bType1;
m_pCMap = manager.GetPredefinedCMap(cmap, bPromptCJK);
if (!m_pCMap)
return false;
} else if (CPDF_Stream* pStream = pEncoding->AsStream()) {
m_pCMap = pdfium::MakeUnique<CPDF_CMap>();
CPDF_StreamAcc acc;
acc.LoadAllData(pStream, false);
m_pCMap->LoadEmbedded(acc.GetData(), acc.GetSize());
} else {
return false;
}
m_Charset = m_pCMap->m_Charset;
if (m_Charset == CIDSET_UNKNOWN) {
CPDF_Dictionary* pCIDInfo = pCIDFontDict->GetDictFor("CIDSystemInfo");
if (pCIDInfo) {
m_Charset =
CharsetFromOrdering(pCIDInfo->GetStringFor("Ordering").AsStringC());
}
}
if (m_Charset != CIDSET_UNKNOWN) {
bool bPromptCJK = !m_pFontFile && (m_pCMap->m_Coding == CIDCODING_CID ||
pCIDFontDict->KeyExist("W"));
m_pCID2UnicodeMap = manager.GetCID2UnicodeMap(m_Charset, bPromptCJK);
}
if (m_Font.GetFace()) {
if (m_bType1)
FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE);
else
FT_UseCIDCharmap(m_Font.GetFace(), m_pCMap->m_Coding);
}
m_DefaultWidth = pCIDFontDict->GetIntegerFor("DW", 1000);
CPDF_Array* pWidthArray = pCIDFontDict->GetArrayFor("W");
if (pWidthArray)
LoadMetricsArray(pWidthArray, &m_WidthList, 1);
if (!IsEmbedded())
LoadSubstFont();
if (m_pFontFile || (GetSubstFont()->m_SubstFlags & FXFONT_SUBST_EXACT)) {
CPDF_Object* pmap = pCIDFontDict->GetDirectObjectFor("CIDToGIDMap");
if (pmap) {
if (CPDF_Stream* pStream = pmap->AsStream()) {
m_pStreamAcc = pdfium::MakeUnique<CPDF_StreamAcc>();
m_pStreamAcc->LoadAllData(pStream, false);
} else if (pmap->GetString() == "Identity") {
#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
if (m_pFontFile)
m_bCIDIsGID = true;
#else
m_bCIDIsGID = true;
#endif
}
}
}
CheckFontMetrics();
if (IsVertWriting()) {
pWidthArray = pCIDFontDict->GetArrayFor("W2");
if (pWidthArray)
LoadMetricsArray(pWidthArray, &m_VertMetrics, 3);
CPDF_Array* pDefaultArray = pCIDFontDict->GetArrayFor("DW2");
if (pDefaultArray) {
m_DefaultVY = pDefaultArray->GetIntegerAt(0);
m_DefaultW1 = pDefaultArray->GetIntegerAt(1);
} else {
m_DefaultVY = 880;
m_DefaultW1 = -1000;
}
}
return true;
}
bool CPDFXFA_DocEnvironment::ExportSubmitFile(FPDF_FILEHANDLER* pFileHandler,
int fileType,
FPDF_DWORD encodeType,
FPDF_DWORD flag) {
if (!m_pContext->GetXFADocView())
return false;
CFX_ByteString content;
CPDFSDK_FormFillEnvironment* pFormFillEnv = m_pContext->GetFormFillEnv();
if (!pFormFillEnv)
return false;
CFX_RetainPtr<IFX_SeekableStream> fileStream =
MakeSeekableStream(pFileHandler);
if (fileType == FXFA_SAVEAS_XML) {
const char kContent[] = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n";
fileStream->WriteBlock(kContent, 0, strlen(kContent));
m_pContext->GetXFADoc()->SavePackage(XFA_HASHCODE_Data, fileStream,
nullptr);
return true;
}
if (fileType != FXFA_SAVEAS_XDP)
return true;
if (!flag) {
flag = FXFA_CONFIG | FXFA_TEMPLATE | FXFA_LOCALESET | FXFA_DATASETS |
FXFA_XMPMETA | FXFA_XFDF | FXFA_FORM;
}
if (!m_pContext->GetPDFDoc()) {
fileStream->Flush();
return false;
}
CPDF_Dictionary* pRoot = m_pContext->GetPDFDoc()->GetRoot();
if (!pRoot) {
fileStream->Flush();
return false;
}
CPDF_Dictionary* pAcroForm = pRoot->GetDictFor("AcroForm");
if (!pAcroForm) {
fileStream->Flush();
return false;
}
CPDF_Array* pArray = ToArray(pAcroForm->GetObjectFor("XFA"));
if (!pArray) {
fileStream->Flush();
return false;
}
int size = pArray->GetCount();
for (int i = 1; i < size; i += 2) {
CPDF_Object* pPDFObj = pArray->GetObjectAt(i);
CPDF_Object* pPrePDFObj = pArray->GetObjectAt(i - 1);
if (!pPrePDFObj->IsString())
continue;
if (!pPDFObj->IsReference())
continue;
CPDF_Object* pDirectObj = pPDFObj->GetDirect();
if (!pDirectObj->IsStream())
continue;
if (pPrePDFObj->GetString() == "config" && !(flag & FXFA_CONFIG))
continue;
if (pPrePDFObj->GetString() == "template" && !(flag & FXFA_TEMPLATE))
continue;
if (pPrePDFObj->GetString() == "localeSet" && !(flag & FXFA_LOCALESET))
continue;
if (pPrePDFObj->GetString() == "datasets" && !(flag & FXFA_DATASETS))
continue;
if (pPrePDFObj->GetString() == "xmpmeta" && !(flag & FXFA_XMPMETA))
continue;
if (pPrePDFObj->GetString() == "xfdf" && !(flag & FXFA_XFDF))
continue;
if (pPrePDFObj->GetString() == "form" && !(flag & FXFA_FORM))
continue;
if (pPrePDFObj->GetString() == "form") {
m_pContext->GetXFADoc()->SavePackage(XFA_HASHCODE_Form, fileStream,
nullptr);
} else if (pPrePDFObj->GetString() == "datasets") {
m_pContext->GetXFADoc()->SavePackage(XFA_HASHCODE_Datasets, fileStream,
nullptr);
} else {
// PDF,creator.
}
}
return true;
}
void CPDFXFA_DocEnvironment::ExportData(CXFA_FFDoc* hDoc,
const CFX_WideString& wsFilePath,
bool bXDP) {
if (hDoc != m_pContext->GetXFADoc())
return;
if (m_pContext->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
m_pContext->GetDocType() != DOCTYPE_STATIC_XFA) {
return;
}
CPDFSDK_FormFillEnvironment* pFormFillEnv = m_pContext->GetFormFillEnv();
if (!pFormFillEnv)
return;
int fileType = bXDP ? FXFA_SAVEAS_XDP : FXFA_SAVEAS_XML;
CFX_ByteString bs = wsFilePath.UTF16LE_Encode();
if (wsFilePath.IsEmpty()) {
if (!pFormFillEnv->GetFormFillInfo() ||
!pFormFillEnv->GetFormFillInfo()->m_pJsPlatform) {
return;
}
CFX_WideString filepath = pFormFillEnv->JS_fieldBrowse();
bs = filepath.UTF16LE_Encode();
}
int len = bs.GetLength();
FPDF_FILEHANDLER* pFileHandler =
pFormFillEnv->OpenFile(bXDP ? FXFA_SAVEAS_XDP : FXFA_SAVEAS_XML,
(FPDF_WIDESTRING)bs.GetBuffer(len), "wb");
bs.ReleaseBuffer(len);
if (!pFileHandler)
return;
CFX_RetainPtr<IFX_SeekableStream> fileWrite =
MakeSeekableStream(pFileHandler);
CFX_ByteString content;
if (fileType == FXFA_SAVEAS_XML) {
content = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n";
fileWrite->WriteBlock(content.c_str(), fileWrite->GetSize(),
content.GetLength());
m_pContext->GetXFADocView()->GetDoc()->SavePackage(XFA_HASHCODE_Data,
fileWrite, nullptr);
} else if (fileType == FXFA_SAVEAS_XDP) {
if (!m_pContext->GetPDFDoc())
return;
CPDF_Dictionary* pRoot = m_pContext->GetPDFDoc()->GetRoot();
if (!pRoot)
return;
CPDF_Dictionary* pAcroForm = pRoot->GetDictFor("AcroForm");
if (!pAcroForm)
return;
CPDF_Array* pArray = ToArray(pAcroForm->GetObjectFor("XFA"));
if (!pArray)
return;
int size = pArray->GetCount();
for (int i = 1; i < size; i += 2) {
CPDF_Object* pPDFObj = pArray->GetObjectAt(i);
CPDF_Object* pPrePDFObj = pArray->GetObjectAt(i - 1);
if (!pPrePDFObj->IsString())
continue;
if (!pPDFObj->IsReference())
continue;
CPDF_Stream* pStream = ToStream(pPDFObj->GetDirect());
if (!pStream)
continue;
if (pPrePDFObj->GetString() == "form") {
m_pContext->GetXFADocView()->GetDoc()->SavePackage(XFA_HASHCODE_Form,
fileWrite, nullptr);
continue;
}
if (pPrePDFObj->GetString() == "datasets") {
m_pContext->GetXFADocView()->GetDoc()->SavePackage(
XFA_HASHCODE_Datasets, fileWrite, nullptr);
continue;
}
if (i == size - 1) {
CFX_WideString wPath = CFX_WideString::FromUTF16LE(
reinterpret_cast<const unsigned short*>(bs.c_str()),
bs.GetLength() / sizeof(unsigned short));
CFX_ByteString bPath = wPath.UTF8Encode();
const char* szFormat =
"\n<pdf href=\"%s\" xmlns=\"http://ns.adobe.com/xdp/pdf/\"/>";
content.Format(szFormat, bPath.c_str());
fileWrite->WriteBlock(content.c_str(), fileWrite->GetSize(),
content.GetLength());
}
std::unique_ptr<CPDF_StreamAcc> pAcc(new CPDF_StreamAcc);
pAcc->LoadAllData(pStream);
fileWrite->WriteBlock(pAcc->GetData(), fileWrite->GetSize(),
pAcc->GetSize());
}
}
fileWrite->Flush();
}
CPDF_Dictionary* CPDF_Document::GetPagesDict() const {
CPDF_Dictionary* pRoot = GetRoot();
return pRoot ? pRoot->GetDictFor("Pages") : nullptr;
}
