Exemple #1
0
DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle, FPDF_PAGE page,double page_x, double page_y)
{
	if(!page || !hHandle)
		return -1;
	CPDF_Page * pPage = (CPDF_Page*) page;

	CPDF_InterForm * pInterForm = NULL;
	pInterForm = new CPDF_InterForm(pPage->m_pDocument,FALSE);
	if (!pInterForm)
		return -1;
	CPDF_FormControl* pFormCtrl = pInterForm->GetControlAtPoint(pPage, (FX_FLOAT)page_x, (FX_FLOAT)page_y);
	if(!pFormCtrl)
	{
		delete pInterForm;
		return -1;
	}
	CPDF_FormField* pFormField = pFormCtrl->GetField();
	if(!pFormField)
	{
		delete pInterForm;
		return -1;
	}
	
	int nType = pFormField->GetFieldType();
	delete pInterForm;
	return nType;
}
Exemple #2
0
CPDF_FormField* CPDF_InterForm::CheckRequiredFields(
    const std::vector<CPDF_FormField*>* fields,
    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)
      continue;

    int32_t iType = pField->GetType();
    if (iType == CPDF_FormField::PushButton ||
        iType == CPDF_FormField::CheckBox || iType == CPDF_FormField::ListBox) {
      continue;
    }
    uint32_t dwFlags = pField->GetFieldFlags();
    // TODO(thestig): Look up these magic numbers and add constants for them.
    if (dwFlags & 0x04)
      continue;

    bool bFind = true;
    if (fields)
      bFind = pdfium::ContainsValue(*fields, pField);
    if (bIncludeOrExclude == bFind) {
      CPDF_Dictionary* pFieldDict = pField->m_pDict;
      if ((dwFlags & 0x02) != 0 && pFieldDict->GetStringBy("V").IsEmpty())
        return pField;
    }
  }
  return nullptr;
}
bool CPDF_InterForm::CheckRequiredFields(
    const std::vector<CPDF_FormField*>* fields,
    bool bIncludeOrExclude) const {
  size_t nCount = m_pFieldTree->m_Root.CountFields();
  for (size_t i = 0; i < nCount; ++i) {
    CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
    if (!pField)
      continue;

    int32_t iType = pField->GetType();
    if (iType == CPDF_FormField::PushButton ||
        iType == CPDF_FormField::CheckBox || iType == CPDF_FormField::ListBox) {
      continue;
    }
    uint32_t dwFlags = pField->GetFieldFlags();
    // TODO(thestig): Look up these magic numbers and add constants for them.
    if (dwFlags & FORMFLAG_NOEXPORT)
      continue;

    bool bFind = true;
    if (fields)
      bFind = pdfium::ContainsValue(*fields, pField);
    if (bIncludeOrExclude == bFind) {
      CPDF_Dictionary* pFieldDict = pField->m_pDict;
      if ((dwFlags & FORMFLAG_REQUIRED) != 0 &&
          pFieldDict->GetStringFor("V").IsEmpty()) {
        return false;
      }
    }
  }
  return true;
}
Exemple #4
0
void CFFL_CheckBox::SaveData(CPDFSDK_PageView* pPageView) {
  CPWL_CheckBox* pWnd = GetCheckBox(pPageView, false);
  if (!pWnd)
    return;

  bool bNewChecked = pWnd->IsChecked();
  if (bNewChecked) {
    CPDF_FormField* pField = m_pWidget->GetFormField();
    for (int32_t i = 0, sz = pField->CountControls(); i < sz; i++) {
      if (CPDF_FormControl* pCtrl = pField->GetControl(i)) {
        if (pCtrl->IsChecked()) {
          break;
        }
      }
    }
  }
  CPDFSDK_Widget::ObservedPtr observed_widget(m_pWidget.Get());
  CFFL_CheckBox::ObservedPtr observed_this(this);
  m_pWidget->SetCheck(bNewChecked, NotificationOption::kDoNotNotify);
  if (!observed_widget)
    return;

  m_pWidget->UpdateField();
  if (!observed_widget || !observed_this)
    return;

  SetChangeMark();
}
void CFFL_RadioButton::SaveData(CPDFSDK_PageView* pPageView) {
  ASSERT(m_pWidget != NULL);

  if (CPWL_RadioButton* pWnd =
          (CPWL_RadioButton*)GetPDFWindow(pPageView, FALSE)) {
    FX_BOOL bNewChecked = pWnd->IsChecked();

    if (bNewChecked) {
      CPDF_FormField* pField = m_pWidget->GetFormField();
      ASSERT(pField != NULL);

      for (int32_t i = 0, sz = pField->CountControls(); i < sz; i++) {
        if (CPDF_FormControl* pCtrl = pField->GetControl(i)) {
          if (pCtrl->IsChecked()) {
            break;
          }
        }
      }
    }

    m_pWidget->SetCheck(bNewChecked, FALSE);
    m_pWidget->UpdateField();
    SetChangeMark();
  }
}
Exemple #6
0
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);
}
Exemple #7
0
FX_BOOL CPDF_InterForm::ValidateFieldName(const CPDF_FormControl* pControl,
                                          CFX_WideString& csNewFieldName) {
  if (!pControl || csNewFieldName.IsEmpty())
    return FALSE;

  CPDF_FormField* pField = pControl->GetField();
  return ValidateFieldName(csNewFieldName, pField->GetFieldType(), pField,
                           pControl);
}
bool CPDF_InterForm::ValidateFieldName(
    CFX_WideString& csNewFieldName,
    int iType,
    const CPDF_FormField* pExcludedField,
    const CPDF_FormControl* pExcludedControl) const {
  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'.')
        break;

      csSub.SetAt(i, L'\0');
    }
    size_t dwCount = m_pFieldTree->m_Root.CountFields();
    for (size_t m = 0; m < dwCount; ++m) {
      CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(m);
      if (!pField)
        continue;
      if (pField == pExcludedField) {
        if (!pExcludedControl || pField->CountControls() < 2)
          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;
}
Exemple #9
0
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->GetUnicodeTextBy("T");
  CPDF_Array* pKids = pFieldDict->GetArrayBy("Kids");
  if (pKids) {
    for (size_t i = 0; i < pKids->GetCount(); i++) {
      CPDF_Dictionary* pKid = pKids->GetDictAt(i);
      if (!pKid)
        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)
    return;

  CFX_WideString csWValue = GetFieldValue(*pFieldDict, m_bsEncoding);
  int iType = pField->GetFieldType();
  if (bNotify && m_pFormNotify) {
    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;
  }

  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->GetDirectObjectBy("Opt")->CloneDirectObject());
  }

  if (bNotify && m_pFormNotify) {
    if (iType == FIELDTYPE_CHECKBOX || iType == FIELDTYPE_RADIOBUTTON)
      m_pFormNotify->AfterCheckedStatusChange(pField);
    else if (iType == FIELDTYPE_LISTBOX)
      m_pFormNotify->AfterSelectionChange(pField);
    else if (iType == FIELDTYPE_COMBOBOX || iType == FIELDTYPE_TEXTFIELD)
      m_pFormNotify->AfterValueChange(pField);
  }
}
void CPDFSDK_InterForm::OnCalculate(CPDF_FormField* pFormField) {
  CPDFSDK_Environment* pEnv = m_pDocument->GetEnv();
  ASSERT(pEnv);
  if (!pEnv->IsJSInitiated())
    return;

  if (m_bBusy)
    return;

  m_bBusy = TRUE;

  if (!IsCalculateEnabled()) {
    m_bBusy = FALSE;
    return;
  }

  IJS_Runtime* pRuntime = m_pDocument->GetJsRuntime();
  pRuntime->SetReaderDocument(m_pDocument);

  int nSize = m_pInterForm->CountFieldsInCalculationOrder();
  for (int i = 0; i < nSize; i++) {
    CPDF_FormField* pField = m_pInterForm->GetFieldInCalculationOrder(i);
    if (!pField)
      continue;

    int nType = pField->GetFieldType();
    if (nType != FIELDTYPE_COMBOBOX && nType != FIELDTYPE_TEXTFIELD)
      continue;

    CPDF_AAction aAction = pField->GetAdditionalAction();
    if (!aAction.GetDict() || !aAction.ActionExist(CPDF_AAction::Calculate))
      continue;

    CPDF_Action action = aAction.GetAction(CPDF_AAction::Calculate);
    if (!action.GetDict())
      continue;

    CFX_WideString csJS = action.GetJavaScript();
    if (csJS.IsEmpty())
      continue;

    IJS_Context* pContext = pRuntime->NewContext();
    CFX_WideString sOldValue = pField->GetValue();
    CFX_WideString sValue = sOldValue;
    FX_BOOL bRC = TRUE;
    pContext->OnField_Calculate(pFormField, pField, sValue, bRC);

    CFX_WideString sInfo;
    FX_BOOL bRet = pContext->RunScript(csJS, &sInfo);
    pRuntime->ReleaseContext(pContext);

    if (bRet && bRC && sValue.Compare(sOldValue) != 0)
      pField->SetValue(sValue, TRUE);
  }

  m_bBusy = FALSE;
}
Exemple #11
0
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);
    }
  }
}
bool CPDF_InterForm::ResetForm(bool bNotify) {
  if (bNotify && m_pFormNotify && m_pFormNotify->BeforeFormReset(this) < 0)
    return false;

  size_t nCount = m_pFieldTree->m_Root.CountFields();
  for (size_t i = 0; i < nCount; ++i) {
    CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
    if (!pField)
      continue;

    pField->ResetField(bNotify);
  }
  if (bNotify && m_pFormNotify)
    m_pFormNotify->AfterFormReset(this);
  return true;
}
bool CPDF_InterForm::ResetForm(const std::vector<CPDF_FormField*>& fields,
                               bool bIncludeOrExclude,
                               bool bNotify) {
  if (bNotify && m_pFormNotify && m_pFormNotify->BeforeFormReset(this) < 0)
    return false;

  size_t nCount = m_pFieldTree->m_Root.CountFields();
  for (size_t i = 0; i < nCount; ++i) {
    CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
    if (!pField)
      continue;

    if (bIncludeOrExclude == pdfium::ContainsValue(fields, pField))
      pField->ResetField(bNotify);
  }
  if (bNotify && m_pFormNotify)
    m_pFormNotify->AfterFormReset(this);
  return true;
}
Exemple #14
0
bool CPDF_InterForm::ResetForm(const std::vector<CPDF_FormField*>& fields,
                               bool bIncludeOrExclude,
                               bool bNotify) {
  if (bNotify && m_pFormNotify && m_pFormNotify->BeforeFormReset(this) < 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)
      continue;

    auto it = std::find(fields.begin(), fields.end(), pField);
    if (bIncludeOrExclude == (it != fields.end()))
      pField->ResetField(bNotify);
  }
  if (bNotify && m_pFormNotify)
    m_pFormNotify->AfterFormReset(this);
  return true;
}
Exemple #15
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CFDF_Document* CPDF_InterForm::ExportToFDF(
    const CFX_WideStringC& pdf_path,
    const std::vector<CPDF_FormField*>& fields,
    bool bIncludeOrExclude,
    bool bSimpleFileSpec) const {
  CFDF_Document* pDoc = CFDF_Document::CreateNewDoc();
  if (!pDoc)
    return nullptr;

  CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDictBy("FDF");
  if (!pdf_path.IsEmpty()) {
    if (bSimpleFileSpec) {
      CFX_WideString wsFilePath = CPDF_FileSpec::EncodeFileName(pdf_path);
      pMainDict->SetAtString("F", CFX_ByteString::FromUnicode(wsFilePath));
      pMainDict->SetAtString("UF", PDF_EncodeText(wsFilePath));
    } else {
      CPDF_FileSpec filespec;
      filespec.SetFileName(pdf_path);
      pMainDict->SetAt("F", filespec.GetObj());
    }
  }

  CPDF_Array* pFields = new CPDF_Array;
  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 || pField->GetType() == CPDF_FormField::PushButton)
      continue;

    uint32_t dwFlags = pField->GetFieldFlags();
    if (dwFlags & 0x04)
      continue;

    if (bIncludeOrExclude == pdfium::ContainsValue(fields, pField)) {
      if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetStringBy("V").IsEmpty())
        continue;

      CFX_WideString fullname = FPDF_GetFullName(pField->GetFieldDict());
      CPDF_Dictionary* pFieldDict = new CPDF_Dictionary;
      pFieldDict->SetAt("T", new CPDF_String(fullname));
      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)
          pFieldDict->SetAtString("V", csBExport);
        else
          pFieldDict->SetAtName("V", csBExport);
      } else {
        CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V");
        if (pV)
          pFieldDict->SetAt("V", pV->CloneDirectObject());
      }
      pFields->Add(pFieldDict);
    }
  }
  return pDoc;
}
Exemple #16
0
//Gets the name of the nth field in the document
FX_BOOL Document::getNthFieldName(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
	CJS_Context* pContext = (CJS_Context*)cc;
	if (params.size() != 1) {
		sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
		return FALSE;
	}

	int nIndex = params[0].ToInt();
	if (nIndex < 0) {
		sError = JSGetStringFromID(pContext, IDS_STRING_JSVALUEERROR);
		return FALSE;
	}

	CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
	CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
	CPDF_FormField* pField = pPDFForm->GetField(nIndex);
	if (!pField)
		return FALSE;

	vRet = pField->GetFullName().c_str();
	return TRUE;
}
Exemple #17
0
FX_BOOL Document::submitForm(IFXJS_Context* cc, const CJS_Parameters& params, CJS_Value& vRet, CFX_WideString& sError)
{
	ASSERT(m_pDocument != NULL);
	CJS_Context* pContext = (CJS_Context*)cc;
	int nSize = params.size();
	if (nSize < 1) {
		sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
		return FALSE;
	}

	CFX_WideString strURL;
	FX_BOOL bFDF = TRUE;
	FX_BOOL bEmpty = FALSE;
	v8::Isolate* isolate = GetIsolate(cc);
	CJS_Array aFields(isolate);

	CJS_Value v = params[0];
	if (v.GetType() == VT_string)
	{
		strURL = params[0].ToCFXWideString();
		if (nSize > 1)
			bFDF = params[1].ToBool();
		if (nSize > 2)
			bEmpty = params[2].ToBool();
		if (nSize > 3)
			aFields.Attach(params[3].ToV8Array());
	}
	else if (v.GetType() == VT_object)
	{
		JSObject pObj = params[0].ToV8Object();
		v8::Handle<v8::Value> pValue = JS_GetObjectElement(isolate, pObj, L"cURL");
		if (!pValue.IsEmpty())
			strURL = CJS_Value(isolate, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
		pValue = JS_GetObjectElement(isolate, pObj, L"bFDF");
		bFDF = CJS_Value(isolate, pValue, GET_VALUE_TYPE(pValue)).ToBool();
		pValue = JS_GetObjectElement(isolate, pObj, L"bEmpty");
		bEmpty = CJS_Value(isolate, pValue, GET_VALUE_TYPE(pValue)).ToBool();
		pValue = JS_GetObjectElement(isolate, pObj,L"aFields");
		aFields.Attach(CJS_Value(isolate, pValue, GET_VALUE_TYPE(pValue)).ToV8Array());
	}

	CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)m_pDocument->GetInterForm();
	ASSERT(pInterForm != NULL);
	CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
	ASSERT(pPDFInterForm != NULL);

	FX_BOOL bAll = (aFields.GetLength() == 0);

	if (bAll && bEmpty)
	{
		CJS_Context* pContext = (CJS_Context*)cc;
		ASSERT(pContext != NULL);
		CJS_Runtime* pRuntime = pContext->GetJSRuntime();
		ASSERT(pRuntime != NULL);


		if (pPDFInterForm->CheckRequiredFields())
		{
			pRuntime->BeginBlock();
			pInterForm->SubmitForm(strURL, FALSE);
			pRuntime->EndBlock();
		}

		return TRUE;
	}
	else
	{
		CFX_PtrArray fieldObjects;

		for (int i=0,sz=aFields.GetLength(); i<sz; i++)
		{
			CJS_Value valName(isolate);
			aFields.GetElement(i, valName);
			CFX_WideString sName = valName.ToCFXWideString();

			CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
			ASSERT(pPDFForm != NULL);

			for (int j=0, jsz=pPDFForm->CountFields(sName); j<jsz; j++)
			{
				CPDF_FormField* pField = pPDFForm->GetField(j, sName);
				if (!bEmpty && pField->GetValue().IsEmpty())
					continue;

				fieldObjects.Add(pField);
			}
		}

		CJS_Context* pContext = (CJS_Context*)cc;
		ASSERT(pContext != NULL);
		CJS_Runtime* pRuntime = pContext->GetJSRuntime();
		ASSERT(pRuntime != NULL);


		if (pPDFInterForm->CheckRequiredFields(&fieldObjects, TRUE))
		{
			pRuntime->BeginBlock();
			pInterForm->SubmitFields(strURL, fieldObjects, TRUE, !bFDF);
			pRuntime->EndBlock();
		}

		return TRUE;
	}

}
std::unique_ptr<CFDF_Document> CPDF_InterForm::ExportToFDF(
    const CFX_WideStringC& pdf_path,
    const std::vector<CPDF_FormField*>& fields,
    bool bIncludeOrExclude,
    bool bSimpleFileSpec) const {
  std::unique_ptr<CFDF_Document> pDoc = CFDF_Document::CreateNewDoc();
  if (!pDoc)
    return nullptr;

  CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDictFor("FDF");
  if (!pdf_path.IsEmpty()) {
    if (bSimpleFileSpec) {
      CFX_WideString wsFilePath = CPDF_FileSpec::EncodeFileName(pdf_path);
      pMainDict->SetNewFor<CPDF_String>(
          "F", CFX_ByteString::FromUnicode(wsFilePath), false);
      pMainDict->SetNewFor<CPDF_String>("UF", PDF_EncodeText(wsFilePath),
                                        false);
    } else {
      CPDF_FileSpec filespec(pDoc->GetByteStringPool());
      filespec.SetFileName(pdf_path);
      pMainDict->SetFor("F", pdfium::WrapUnique(filespec.GetObj()));
    }
  }

  CPDF_Array* pFields = pMainDict->SetNewFor<CPDF_Array>("Fields");
  size_t nCount = m_pFieldTree->m_Root.CountFields();
  for (size_t i = 0; i < nCount; ++i) {
    CPDF_FormField* pField = m_pFieldTree->m_Root.GetFieldAtIndex(i);
    if (!pField || pField->GetType() == CPDF_FormField::PushButton)
      continue;

    uint32_t dwFlags = pField->GetFieldFlags();
    if (dwFlags & 0x04)
      continue;

    if (bIncludeOrExclude == pdfium::ContainsValue(fields, pField)) {
      if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetStringFor("V").IsEmpty())
        continue;

      CFX_WideString fullname = FPDF_GetFullName(pField->GetFieldDict());
      auto pFieldDict =
          pdfium::MakeUnique<CPDF_Dictionary>(pDoc->GetByteStringPool());
      pFieldDict->SetNewFor<CPDF_String>("T", fullname);
      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)
          pFieldDict->SetNewFor<CPDF_String>("V", csBExport, false);
        else
          pFieldDict->SetNewFor<CPDF_Name>("V", csBExport);
      } else {
        CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V");
        if (pV)
          pFieldDict->SetFor("V", pV->CloneDirectObject());
      }
      pFields->Add(std::move(pFieldDict));
    }
  }
  return pDoc;
}
Exemple #19
0
CFDF_Document* CPDF_InterForm::ExportToFDF(
    const CFX_WideStringC& pdf_path,
    const std::vector<CPDF_FormField*>& fields,
    bool bIncludeOrExclude,
    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", static_cast<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;

    auto it = std::find(fields.begin(), fields.end(), pField);
    if (bIncludeOrExclude == (it != fields.end())) {
      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)
        return nullptr;

      CPDF_String* pString = CPDF_String::Create(fullname);
      if (!pString) {
        pFieldDict->Release();
        return nullptr;
      }
      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)
          pFieldDict->SetAtString("V", csBExport);
        else
          pFieldDict->SetAtName("V", csBExport);
      } else {
        CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V");
        if (pV)
          pFieldDict->SetAt("V", pV->Clone(TRUE));
      }
      pFields->Add(pFieldDict);
    }
  }
  return pDoc;
}
Exemple #20
0
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);
  }
}
Exemple #21
0
DLLEXPORT int STDCALL FPDFPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
                                                   FPDF_PAGE page,
                                                   double page_x,
                                                   double page_y) {
  if (!hHandle)
    return -1;
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (pPage) {
    CPDF_InterForm interform(pPage->m_pDocument, FALSE);
    CPDF_FormControl* pFormCtrl =
        interform.GetControlAtPoint(pPage, static_cast<FX_FLOAT>(page_x),
                                    static_cast<FX_FLOAT>(page_y), nullptr);
    if (!pFormCtrl)
      return -1;
    CPDF_FormField* pFormField = pFormCtrl->GetField();
    return pFormField ? pFormField->GetFieldType() : -1;
  }

#ifdef PDF_ENABLE_XFA
  CPDFXFA_Page* pXFAPage = UnderlyingFromFPDFPage(page);
  if (!pXFAPage)
    return -1;

  IXFA_PageView* pPageView = pXFAPage->GetXFAPageView();
  if (!pPageView)
    return -1;

  IXFA_DocView* pDocView = pPageView->GetDocView();
  if (!pDocView)
    return -1;

  IXFA_WidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
  if (!pWidgetHandler)
    return -1;

  std::unique_ptr<IXFA_WidgetIterator, ReleaseDeleter<IXFA_WidgetIterator>>
      pWidgetIterator(pPageView->CreateWidgetIterator(
          XFA_TRAVERSEWAY_Form,
          XFA_WIDGETFILTER_Viewable | XFA_WIDGETFILTER_AllType));
  if (!pWidgetIterator)
    return -1;

  IXFA_Widget* pXFAAnnot = pWidgetIterator->MoveToNext();
  while (pXFAAnnot) {
    CFX_RectF rcBBox;
    pWidgetHandler->GetBBox(pXFAAnnot, rcBBox, 0);
    CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
                           rcBBox.top + rcBBox.height);
    rcWidget.left -= 1.0f;
    rcWidget.right += 1.0f;
    rcWidget.bottom -= 1.0f;
    rcWidget.top += 1.0f;

    if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
                          static_cast<FX_FLOAT>(page_y))) {
      return FPDF_FORMFIELD_XFA;
    }
    pXFAAnnot = pWidgetIterator->MoveToNext();
  }
#endif  // PDF_ENABLE_XFA
  return -1;
}
Exemple #22
0
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;
}