| // Copyright 2016 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 "fpdfsdk/cpdfsdk_formfillenvironment.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "core/fpdfapi/parser/cpdf_array.h" |
| #include "core/fpdfdoc/cpdf_docjsactions.h" |
| #include "fpdfsdk/cpdfsdk_annothandlermgr.h" |
| #include "fpdfsdk/cpdfsdk_interform.h" |
| #include "fpdfsdk/cpdfsdk_pageview.h" |
| #include "fpdfsdk/cpdfsdk_widget.h" |
| #include "fpdfsdk/formfiller/cffl_interactiveformfiller.h" |
| #include "fpdfsdk/fsdk_actionhandler.h" |
| #include "fpdfsdk/javascript/ijs_runtime.h" |
| #include "third_party/base/ptr_util.h" |
| |
| namespace { |
| |
| // NOTE: |bsUTF16LE| must outlive the use of the result. Care must be taken |
| // since modifying the result would impact |bsUTF16LE|. |
| FPDF_WIDESTRING AsFPDFWideString(CFX_ByteString* bsUTF16LE) { |
| return reinterpret_cast<FPDF_WIDESTRING>( |
| bsUTF16LE->GetBuffer(bsUTF16LE->GetLength())); |
| } |
| |
| } // namespace |
| |
| CPDFSDK_FormFillEnvironment::CPDFSDK_FormFillEnvironment( |
| UnderlyingDocumentType* pDoc, |
| FPDF_FORMFILLINFO* pFFinfo) |
| : m_pInfo(pFFinfo), |
| m_pUnderlyingDoc(pDoc), |
| m_pSysHandler(pdfium::MakeUnique<CFX_SystemHandler>(this)), |
| m_bChangeMask(false), |
| m_bBeingDestroyed(false) {} |
| |
| CPDFSDK_FormFillEnvironment::~CPDFSDK_FormFillEnvironment() { |
| m_bBeingDestroyed = true; |
| ClearAllFocusedAnnots(); |
| |
| // |m_PageMap| will try to access |m_pInterForm| when it cleans itself up. |
| // Make sure it is deleted before |m_pInterForm|. |
| m_PageMap.clear(); |
| |
| // |m_pAnnotHandlerMgr| will try to access |m_pFormFiller| when it cleans |
| // itself up. Make sure it is deleted before |m_pFormFiller|. |
| m_pAnnotHandlerMgr.reset(); |
| |
| // Must destroy the |m_pFormFiller| before the environment (|this|) |
| // because any created form widgets hold a pointer to the environment. |
| // Those widgets may call things like KillTimer() as they are shutdown. |
| m_pFormFiller.reset(); |
| |
| if (m_pInfo && m_pInfo->Release) |
| m_pInfo->Release(m_pInfo); |
| } |
| |
| int CPDFSDK_FormFillEnvironment::JS_appAlert(const wchar_t* Msg, |
| const wchar_t* Title, |
| uint32_t Type, |
| uint32_t Icon) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->app_alert) { |
| return -1; |
| } |
| CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode(); |
| CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode(); |
| return m_pInfo->m_pJsPlatform->app_alert( |
| m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsMsg), |
| AsFPDFWideString(&bsTitle), Type, Icon); |
| } |
| |
| int CPDFSDK_FormFillEnvironment::JS_appResponse(const wchar_t* Question, |
| const wchar_t* Title, |
| const wchar_t* Default, |
| const wchar_t* cLabel, |
| FPDF_BOOL bPassword, |
| void* response, |
| int length) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->app_response) { |
| return -1; |
| } |
| CFX_ByteString bsQuestion = CFX_WideString(Question).UTF16LE_Encode(); |
| CFX_ByteString bsTitle = CFX_WideString(Title).UTF16LE_Encode(); |
| CFX_ByteString bsDefault = CFX_WideString(Default).UTF16LE_Encode(); |
| CFX_ByteString bsLabel = CFX_WideString(cLabel).UTF16LE_Encode(); |
| return m_pInfo->m_pJsPlatform->app_response( |
| m_pInfo->m_pJsPlatform, AsFPDFWideString(&bsQuestion), |
| AsFPDFWideString(&bsTitle), AsFPDFWideString(&bsDefault), |
| AsFPDFWideString(&bsLabel), bPassword, response, length); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::JS_appBeep(int nType) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->app_beep) { |
| return; |
| } |
| m_pInfo->m_pJsPlatform->app_beep(m_pInfo->m_pJsPlatform, nType); |
| } |
| |
| CFX_WideString CPDFSDK_FormFillEnvironment::JS_fieldBrowse() { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Field_browse) { |
| return CFX_WideString(); |
| } |
| const int nRequiredLen = |
| m_pInfo->m_pJsPlatform->Field_browse(m_pInfo->m_pJsPlatform, nullptr, 0); |
| if (nRequiredLen <= 0) |
| return CFX_WideString(); |
| |
| std::vector<uint8_t> pBuff(nRequiredLen); |
| const int nActualLen = m_pInfo->m_pJsPlatform->Field_browse( |
| m_pInfo->m_pJsPlatform, pBuff.data(), nRequiredLen); |
| if (nActualLen <= 0 || nActualLen > nRequiredLen) |
| return CFX_WideString(); |
| |
| pBuff.resize(nActualLen); |
| return CFX_WideString::FromLocal(CFX_ByteStringC(pBuff)); |
| } |
| |
| CFX_WideString CPDFSDK_FormFillEnvironment::JS_docGetFilePath() { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Doc_getFilePath) { |
| return CFX_WideString(); |
| } |
| const int nRequiredLen = m_pInfo->m_pJsPlatform->Doc_getFilePath( |
| m_pInfo->m_pJsPlatform, nullptr, 0); |
| if (nRequiredLen <= 0) |
| return CFX_WideString(); |
| |
| std::vector<uint8_t> pBuff(nRequiredLen); |
| const int nActualLen = m_pInfo->m_pJsPlatform->Doc_getFilePath( |
| m_pInfo->m_pJsPlatform, pBuff.data(), nRequiredLen); |
| if (nActualLen <= 0 || nActualLen > nRequiredLen) |
| return CFX_WideString(); |
| |
| pBuff.resize(nActualLen); |
| return CFX_WideString::FromLocal(CFX_ByteStringC(pBuff)); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::JS_docSubmitForm(void* formData, |
| int length, |
| const wchar_t* URL) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Doc_submitForm) { |
| return; |
| } |
| CFX_ByteString bsDestination = CFX_WideString(URL).UTF16LE_Encode(); |
| m_pInfo->m_pJsPlatform->Doc_submitForm(m_pInfo->m_pJsPlatform, formData, |
| length, |
| AsFPDFWideString(&bsDestination)); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::JS_docmailForm(void* mailData, |
| int length, |
| FPDF_BOOL bUI, |
| const wchar_t* To, |
| const wchar_t* Subject, |
| const wchar_t* CC, |
| const wchar_t* BCC, |
| const wchar_t* Msg) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Doc_mail) { |
| return; |
| } |
| CFX_ByteString bsTo = CFX_WideString(To).UTF16LE_Encode(); |
| CFX_ByteString bsSubject = CFX_WideString(Subject).UTF16LE_Encode(); |
| CFX_ByteString bsCC = CFX_WideString(CC).UTF16LE_Encode(); |
| CFX_ByteString bsBcc = CFX_WideString(BCC).UTF16LE_Encode(); |
| CFX_ByteString bsMsg = CFX_WideString(Msg).UTF16LE_Encode(); |
| m_pInfo->m_pJsPlatform->Doc_mail( |
| m_pInfo->m_pJsPlatform, mailData, length, bUI, AsFPDFWideString(&bsTo), |
| AsFPDFWideString(&bsSubject), AsFPDFWideString(&bsCC), |
| AsFPDFWideString(&bsBcc), AsFPDFWideString(&bsMsg)); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::JS_docprint(FPDF_BOOL bUI, |
| int nStart, |
| int nEnd, |
| FPDF_BOOL bSilent, |
| FPDF_BOOL bShrinkToFit, |
| FPDF_BOOL bPrintAsImage, |
| FPDF_BOOL bReverse, |
| FPDF_BOOL bAnnotations) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Doc_print) { |
| return; |
| } |
| m_pInfo->m_pJsPlatform->Doc_print(m_pInfo->m_pJsPlatform, bUI, nStart, nEnd, |
| bSilent, bShrinkToFit, bPrintAsImage, |
| bReverse, bAnnotations); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::JS_docgotoPage(int nPageNum) { |
| if (!m_pInfo || !m_pInfo->m_pJsPlatform || |
| !m_pInfo->m_pJsPlatform->Doc_gotoPage) { |
| return; |
| } |
| m_pInfo->m_pJsPlatform->Doc_gotoPage(m_pInfo->m_pJsPlatform, nPageNum); |
| } |
| |
| IJS_Runtime* CPDFSDK_FormFillEnvironment::GetJSRuntime() { |
| if (!IsJSInitiated()) |
| return nullptr; |
| if (!m_pJSRuntime) |
| m_pJSRuntime.reset(IJS_Runtime::Create(this)); |
| return m_pJSRuntime.get(); |
| } |
| |
| CPDFSDK_AnnotHandlerMgr* CPDFSDK_FormFillEnvironment::GetAnnotHandlerMgr() { |
| if (!m_pAnnotHandlerMgr) |
| m_pAnnotHandlerMgr = pdfium::MakeUnique<CPDFSDK_AnnotHandlerMgr>(this); |
| return m_pAnnotHandlerMgr.get(); |
| } |
| |
| CPDFSDK_ActionHandler* CPDFSDK_FormFillEnvironment::GetActionHandler() { |
| if (!m_pActionHandler) |
| m_pActionHandler = pdfium::MakeUnique<CPDFSDK_ActionHandler>(); |
| return m_pActionHandler.get(); |
| } |
| |
| CFFL_InteractiveFormFiller* |
| CPDFSDK_FormFillEnvironment::GetInteractiveFormFiller() { |
| if (!m_pFormFiller) |
| m_pFormFiller = pdfium::MakeUnique<CFFL_InteractiveFormFiller>(this); |
| return m_pFormFiller.get(); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::Invalidate(UnderlyingPageType* page, |
| const FX_RECT& rect) { |
| if (m_pInfo && m_pInfo->FFI_Invalidate) { |
| m_pInfo->FFI_Invalidate(m_pInfo, page, rect.left, rect.top, rect.right, |
| rect.bottom); |
| } |
| } |
| |
| void CPDFSDK_FormFillEnvironment::OutputSelectedRect( |
| UnderlyingPageType* page, |
| const CFX_FloatRect& rect) { |
| if (m_pInfo && m_pInfo->FFI_OutputSelectedRect) { |
| m_pInfo->FFI_OutputSelectedRect(m_pInfo, page, rect.left, rect.top, |
| rect.right, rect.bottom); |
| } |
| } |
| |
| void CPDFSDK_FormFillEnvironment::SetCursor(int nCursorType) { |
| if (m_pInfo && m_pInfo->FFI_SetCursor) |
| m_pInfo->FFI_SetCursor(m_pInfo, nCursorType); |
| } |
| |
| int CPDFSDK_FormFillEnvironment::SetTimer(int uElapse, |
| TimerCallback lpTimerFunc) { |
| if (m_pInfo && m_pInfo->FFI_SetTimer) |
| return m_pInfo->FFI_SetTimer(m_pInfo, uElapse, lpTimerFunc); |
| return -1; |
| } |
| |
| void CPDFSDK_FormFillEnvironment::KillTimer(int nTimerID) { |
| if (m_pInfo && m_pInfo->FFI_KillTimer) |
| m_pInfo->FFI_KillTimer(m_pInfo, nTimerID); |
| } |
| |
| FX_SYSTEMTIME CPDFSDK_FormFillEnvironment::GetLocalTime() const { |
| FX_SYSTEMTIME fxtime; |
| if (!m_pInfo || !m_pInfo->FFI_GetLocalTime) |
| return fxtime; |
| |
| FPDF_SYSTEMTIME systime = m_pInfo->FFI_GetLocalTime(m_pInfo); |
| fxtime.wDay = systime.wDay; |
| fxtime.wDayOfWeek = systime.wDayOfWeek; |
| fxtime.wHour = systime.wHour; |
| fxtime.wMilliseconds = systime.wMilliseconds; |
| fxtime.wMinute = systime.wMinute; |
| fxtime.wMonth = systime.wMonth; |
| fxtime.wSecond = systime.wSecond; |
| fxtime.wYear = systime.wYear; |
| return fxtime; |
| } |
| |
| void CPDFSDK_FormFillEnvironment::OnChange() { |
| if (m_pInfo && m_pInfo->FFI_OnChange) |
| m_pInfo->FFI_OnChange(m_pInfo); |
| } |
| |
| FPDF_PAGE CPDFSDK_FormFillEnvironment::GetCurrentPage( |
| UnderlyingDocumentType* document) { |
| if (m_pInfo && m_pInfo->FFI_GetCurrentPage) |
| return m_pInfo->FFI_GetCurrentPage(m_pInfo, document); |
| return nullptr; |
| } |
| |
| void CPDFSDK_FormFillEnvironment::ExecuteNamedAction(const char* namedAction) { |
| if (m_pInfo && m_pInfo->FFI_ExecuteNamedAction) |
| m_pInfo->FFI_ExecuteNamedAction(m_pInfo, namedAction); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::OnSetFieldInputFocus( |
| FPDF_WIDESTRING focusText, |
| FPDF_DWORD nTextLen, |
| bool bFocus) { |
| if (m_pInfo && m_pInfo->FFI_SetTextFieldFocus) |
| m_pInfo->FFI_SetTextFieldFocus(m_pInfo, focusText, nTextLen, bFocus); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::DoURIAction(const char* bsURI) { |
| if (m_pInfo && m_pInfo->FFI_DoURIAction) |
| m_pInfo->FFI_DoURIAction(m_pInfo, bsURI); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::DoGoToAction(int nPageIndex, |
| int zoomMode, |
| float* fPosArray, |
| int sizeOfArray) { |
| if (m_pInfo && m_pInfo->FFI_DoGoToAction) { |
| m_pInfo->FFI_DoGoToAction(m_pInfo, nPageIndex, zoomMode, fPosArray, |
| sizeOfArray); |
| } |
| } |
| |
| #ifdef PDF_ENABLE_XFA |
| void CPDFSDK_FormFillEnvironment::DisplayCaret(CPDFXFA_Page* page, |
| FPDF_BOOL bVisible, |
| double left, |
| double top, |
| double right, |
| double bottom) { |
| if (m_pInfo && m_pInfo->FFI_DisplayCaret) { |
| m_pInfo->FFI_DisplayCaret(m_pInfo, page, bVisible, left, top, right, |
| bottom); |
| } |
| } |
| |
| int CPDFSDK_FormFillEnvironment::GetCurrentPageIndex( |
| CPDFXFA_Context* document) { |
| if (!m_pInfo || !m_pInfo->FFI_GetCurrentPageIndex) |
| return -1; |
| return m_pInfo->FFI_GetCurrentPageIndex(m_pInfo, document); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::SetCurrentPage(CPDFXFA_Context* document, |
| int iCurPage) { |
| if (m_pInfo && m_pInfo->FFI_SetCurrentPage) |
| m_pInfo->FFI_SetCurrentPage(m_pInfo, document, iCurPage); |
| } |
| |
| CFX_WideString CPDFSDK_FormFillEnvironment::GetPlatform() { |
| if (!m_pInfo || !m_pInfo->FFI_GetPlatform) |
| return CFX_WideString(); |
| |
| int nRequiredLen = m_pInfo->FFI_GetPlatform(m_pInfo, nullptr, 0); |
| if (nRequiredLen <= 0) |
| return CFX_WideString(); |
| |
| std::vector<uint8_t> pBuff(nRequiredLen); |
| int nActualLen = |
| m_pInfo->FFI_GetPlatform(m_pInfo, pBuff.data(), nRequiredLen); |
| if (nActualLen <= 0 || nActualLen > nRequiredLen) |
| return CFX_WideString(); |
| |
| return CFX_WideString::FromUTF16LE(reinterpret_cast<uint16_t*>(pBuff.data()), |
| nActualLen / sizeof(uint16_t)); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::GotoURL(CPDFXFA_Context* document, |
| const CFX_WideStringC& wsURL) { |
| if (!m_pInfo || !m_pInfo->FFI_GotoURL) |
| return; |
| |
| CFX_ByteString bsTo = CFX_WideString(wsURL).UTF16LE_Encode(); |
| FPDF_WIDESTRING pTo = (FPDF_WIDESTRING)bsTo.GetBuffer(wsURL.GetLength()); |
| m_pInfo->FFI_GotoURL(m_pInfo, document, pTo); |
| bsTo.ReleaseBuffer(); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::GetPageViewRect(CPDFXFA_Page* page, |
| FS_RECTF& dstRect) { |
| if (!m_pInfo || !m_pInfo->FFI_GetPageViewRect) |
| return; |
| |
| double left; |
| double top; |
| double right; |
| double bottom; |
| m_pInfo->FFI_GetPageViewRect(m_pInfo, page, &left, &top, &right, &bottom); |
| if (top < bottom) |
| std::swap(top, bottom); |
| |
| dstRect.left = static_cast<float>(left); |
| dstRect.top = static_cast<float>(top); |
| dstRect.bottom = static_cast<float>(bottom); |
| dstRect.right = static_cast<float>(right); |
| } |
| |
| bool CPDFSDK_FormFillEnvironment::PopupMenu(CPDFXFA_Page* page, |
| FPDF_WIDGET hWidget, |
| int menuFlag, |
| CFX_PointF pt) { |
| return m_pInfo && m_pInfo->FFI_PopupMenu && |
| m_pInfo->FFI_PopupMenu(m_pInfo, page, hWidget, menuFlag, pt.x, pt.y); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::Alert(FPDF_WIDESTRING Msg, |
| FPDF_WIDESTRING Title, |
| int Type, |
| int Icon) { |
| if (m_pInfo && m_pInfo->m_pJsPlatform && m_pInfo->m_pJsPlatform->app_alert) { |
| m_pInfo->m_pJsPlatform->app_alert(m_pInfo->m_pJsPlatform, Msg, Title, Type, |
| Icon); |
| } |
| } |
| |
| void CPDFSDK_FormFillEnvironment::EmailTo(FPDF_FILEHANDLER* fileHandler, |
| FPDF_WIDESTRING pTo, |
| FPDF_WIDESTRING pSubject, |
| FPDF_WIDESTRING pCC, |
| FPDF_WIDESTRING pBcc, |
| FPDF_WIDESTRING pMsg) { |
| if (m_pInfo && m_pInfo->FFI_EmailTo) |
| m_pInfo->FFI_EmailTo(m_pInfo, fileHandler, pTo, pSubject, pCC, pBcc, pMsg); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::UploadTo(FPDF_FILEHANDLER* fileHandler, |
| int fileFlag, |
| FPDF_WIDESTRING uploadTo) { |
| if (m_pInfo && m_pInfo->FFI_UploadTo) |
| m_pInfo->FFI_UploadTo(m_pInfo, fileHandler, fileFlag, uploadTo); |
| } |
| |
| FPDF_FILEHANDLER* CPDFSDK_FormFillEnvironment::OpenFile(int fileType, |
| FPDF_WIDESTRING wsURL, |
| const char* mode) { |
| if (m_pInfo && m_pInfo->FFI_OpenFile) |
| return m_pInfo->FFI_OpenFile(m_pInfo, fileType, wsURL, mode); |
| return nullptr; |
| } |
| |
| CFX_RetainPtr<IFX_SeekableReadStream> |
| CPDFSDK_FormFillEnvironment::DownloadFromURL(const wchar_t* url) { |
| if (!m_pInfo || !m_pInfo->FFI_DownloadFromURL) |
| return nullptr; |
| |
| CFX_ByteString bstrURL = CFX_WideString(url).UTF16LE_Encode(); |
| FPDF_WIDESTRING wsURL = |
| (FPDF_WIDESTRING)bstrURL.GetBuffer(bstrURL.GetLength()); |
| |
| FPDF_LPFILEHANDLER fileHandler = m_pInfo->FFI_DownloadFromURL(m_pInfo, wsURL); |
| return MakeSeekableStream(fileHandler); |
| } |
| |
| CFX_WideString CPDFSDK_FormFillEnvironment::PostRequestURL( |
| const wchar_t* wsURL, |
| const wchar_t* wsData, |
| const wchar_t* wsContentType, |
| const wchar_t* wsEncode, |
| const wchar_t* wsHeader) { |
| if (!m_pInfo || !m_pInfo->FFI_PostRequestURL) |
| return L""; |
| |
| CFX_ByteString bsURL = CFX_WideString(wsURL).UTF16LE_Encode(); |
| FPDF_WIDESTRING URL = (FPDF_WIDESTRING)bsURL.GetBuffer(bsURL.GetLength()); |
| |
| CFX_ByteString bsData = CFX_WideString(wsData).UTF16LE_Encode(); |
| FPDF_WIDESTRING data = (FPDF_WIDESTRING)bsData.GetBuffer(bsData.GetLength()); |
| |
| CFX_ByteString bsContentType = CFX_WideString(wsContentType).UTF16LE_Encode(); |
| FPDF_WIDESTRING contentType = |
| (FPDF_WIDESTRING)bsContentType.GetBuffer(bsContentType.GetLength()); |
| |
| CFX_ByteString bsEncode = CFX_WideString(wsEncode).UTF16LE_Encode(); |
| FPDF_WIDESTRING encode = |
| (FPDF_WIDESTRING)bsEncode.GetBuffer(bsEncode.GetLength()); |
| |
| CFX_ByteString bsHeader = CFX_WideString(wsHeader).UTF16LE_Encode(); |
| FPDF_WIDESTRING header = |
| (FPDF_WIDESTRING)bsHeader.GetBuffer(bsHeader.GetLength()); |
| |
| FPDF_BSTR response; |
| FPDF_BStr_Init(&response); |
| m_pInfo->FFI_PostRequestURL(m_pInfo, URL, data, contentType, encode, header, |
| &response); |
| |
| CFX_WideString wsRet = CFX_WideString::FromUTF16LE( |
| (FPDF_WIDESTRING)response.str, response.len / sizeof(FPDF_WIDESTRING)); |
| FPDF_BStr_Clear(&response); |
| |
| return wsRet; |
| } |
| |
| FPDF_BOOL CPDFSDK_FormFillEnvironment::PutRequestURL(const wchar_t* wsURL, |
| const wchar_t* wsData, |
| const wchar_t* wsEncode) { |
| if (!m_pInfo || !m_pInfo->FFI_PutRequestURL) |
| return false; |
| |
| CFX_ByteString bsURL = CFX_WideString(wsURL).UTF16LE_Encode(); |
| FPDF_WIDESTRING URL = (FPDF_WIDESTRING)bsURL.GetBuffer(bsURL.GetLength()); |
| |
| CFX_ByteString bsData = CFX_WideString(wsData).UTF16LE_Encode(); |
| FPDF_WIDESTRING data = (FPDF_WIDESTRING)bsData.GetBuffer(bsData.GetLength()); |
| |
| CFX_ByteString bsEncode = CFX_WideString(wsEncode).UTF16LE_Encode(); |
| FPDF_WIDESTRING encode = |
| (FPDF_WIDESTRING)bsEncode.GetBuffer(bsEncode.GetLength()); |
| |
| return m_pInfo->FFI_PutRequestURL(m_pInfo, URL, data, encode); |
| } |
| |
| CFX_WideString CPDFSDK_FormFillEnvironment::GetLanguage() { |
| if (!m_pInfo || !m_pInfo->FFI_GetLanguage) |
| return CFX_WideString(); |
| |
| int nRequiredLen = m_pInfo->FFI_GetLanguage(m_pInfo, nullptr, 0); |
| if (nRequiredLen <= 0) |
| return CFX_WideString(); |
| |
| std::vector<uint8_t> pBuff(nRequiredLen); |
| int nActualLen = |
| m_pInfo->FFI_GetLanguage(m_pInfo, pBuff.data(), nRequiredLen); |
| if (nActualLen <= 0 || nActualLen > nRequiredLen) |
| return CFX_WideString(); |
| |
| return CFX_WideString::FromUTF16LE(reinterpret_cast<uint16_t*>(pBuff.data()), |
| nActualLen / sizeof(uint16_t)); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::PageEvent(int iPageCount, |
| uint32_t dwEventType) const { |
| if (m_pInfo && m_pInfo->FFI_PageEvent) |
| m_pInfo->FFI_PageEvent(m_pInfo, iPageCount, dwEventType); |
| } |
| #endif // PDF_ENABLE_XFA |
| |
| void CPDFSDK_FormFillEnvironment::ClearAllFocusedAnnots() { |
| for (auto& it : m_PageMap) { |
| if (it.second->IsValidSDKAnnot(GetFocusAnnot())) |
| KillFocusAnnot(0); |
| } |
| } |
| |
| CPDFSDK_PageView* CPDFSDK_FormFillEnvironment::GetPageView( |
| UnderlyingPageType* pUnderlyingPage, |
| bool renew) { |
| auto it = m_PageMap.find(pUnderlyingPage); |
| if (it != m_PageMap.end()) |
| return it->second.get(); |
| |
| if (!renew) |
| return nullptr; |
| |
| auto pNew = pdfium::MakeUnique<CPDFSDK_PageView>(this, pUnderlyingPage); |
| CPDFSDK_PageView* pPageView = pNew.get(); |
| m_PageMap[pUnderlyingPage] = std::move(pNew); |
| |
| // Delay to load all the annotations, to avoid endless loop. |
| pPageView->LoadFXAnnots(); |
| return pPageView; |
| } |
| |
| CPDFSDK_PageView* CPDFSDK_FormFillEnvironment::GetCurrentView() { |
| UnderlyingPageType* pPage = |
| UnderlyingFromFPDFPage(GetCurrentPage(m_pUnderlyingDoc.Get())); |
| return pPage ? GetPageView(pPage, true) : nullptr; |
| } |
| |
| CPDFSDK_PageView* CPDFSDK_FormFillEnvironment::GetPageView(int nIndex) { |
| UnderlyingPageType* pTempPage = GetPage(nIndex); |
| if (!pTempPage) |
| return nullptr; |
| |
| auto it = m_PageMap.find(pTempPage); |
| return it != m_PageMap.end() ? it->second.get() : nullptr; |
| } |
| |
| void CPDFSDK_FormFillEnvironment::ProcJavascriptFun() { |
| CPDF_Document* pPDFDoc = GetPDFDocument(); |
| CPDF_DocJSActions docJS(pPDFDoc); |
| int iCount = docJS.CountJSActions(); |
| for (int i = 0; i < iCount; i++) { |
| CFX_WideString csJSName; |
| CPDF_Action jsAction = docJS.GetJSActionAndName(i, &csJSName); |
| GetActionHandler()->DoAction_JavaScript(jsAction, csJSName, this); |
| } |
| } |
| |
| bool CPDFSDK_FormFillEnvironment::ProcOpenAction() { |
| if (!m_pUnderlyingDoc) |
| return false; |
| |
| CPDF_Dictionary* pRoot = GetPDFDocument()->GetRoot(); |
| if (!pRoot) |
| return false; |
| |
| CPDF_Object* pOpenAction = pRoot->GetDictFor("OpenAction"); |
| if (!pOpenAction) |
| pOpenAction = pRoot->GetArrayFor("OpenAction"); |
| if (!pOpenAction) |
| return false; |
| |
| if (pOpenAction->IsArray()) |
| return true; |
| |
| CPDF_Dictionary* pDict = pOpenAction->AsDictionary(); |
| if (!pDict) |
| return false; |
| |
| CPDF_Action action(pDict); |
| GetActionHandler()->DoAction_DocOpen(action, this); |
| return true; |
| } |
| |
| void CPDFSDK_FormFillEnvironment::RemovePageView( |
| UnderlyingPageType* pUnderlyingPage) { |
| auto it = m_PageMap.find(pUnderlyingPage); |
| if (it == m_PageMap.end()) |
| return; |
| |
| CPDFSDK_PageView* pPageView = it->second.get(); |
| if (pPageView->IsLocked() || pPageView->IsBeingDestroyed()) |
| return; |
| |
| // Mark the page view so we do not come into |RemovePageView| a second |
| // time while we're in the process of removing. |
| pPageView->SetBeingDestroyed(); |
| |
| // This must happen before we remove |pPageView| from the map because |
| // |KillFocusAnnot| can call into the |GetPage| method which will |
| // look for this page view in the map, if it doesn't find it a new one will |
| // be created. We then have two page views pointing to the same page and |
| // bad things happen. |
| if (pPageView->IsValidSDKAnnot(GetFocusAnnot())) |
| KillFocusAnnot(0); |
| |
| // Remove the page from the map to make sure we don't accidentally attempt |
| // to use the |pPageView| while we're cleaning it up. |
| m_PageMap.erase(it); |
| } |
| |
| UnderlyingPageType* CPDFSDK_FormFillEnvironment::GetPage(int nIndex) { |
| if (!m_pInfo || !m_pInfo->FFI_GetPage) |
| return nullptr; |
| return UnderlyingFromFPDFPage( |
| m_pInfo->FFI_GetPage(m_pInfo, m_pUnderlyingDoc.Get(), nIndex)); |
| } |
| |
| CPDFSDK_InterForm* CPDFSDK_FormFillEnvironment::GetInterForm() { |
| if (!m_pInterForm) |
| m_pInterForm = pdfium::MakeUnique<CPDFSDK_InterForm>(this); |
| return m_pInterForm.get(); |
| } |
| |
| void CPDFSDK_FormFillEnvironment::UpdateAllViews(CPDFSDK_PageView* pSender, |
| CPDFSDK_Annot* pAnnot) { |
| for (const auto& it : m_PageMap) { |
| CPDFSDK_PageView* pPageView = it.second.get(); |
| if (pPageView != pSender) |
| pPageView->UpdateView(pAnnot); |
| } |
| } |
| |
| bool CPDFSDK_FormFillEnvironment::SetFocusAnnot( |
| CPDFSDK_Annot::ObservedPtr* pAnnot) { |
| if (m_bBeingDestroyed) |
| return false; |
| if (m_pFocusAnnot == *pAnnot) |
| return true; |
| if (m_pFocusAnnot && !KillFocusAnnot(0)) |
| return false; |
| if (!*pAnnot) |
| return false; |
| |
| CPDFSDK_PageView* pPageView = (*pAnnot)->GetPageView(); |
| if (!pPageView || !pPageView->IsValid()) |
| return false; |
| |
| CPDFSDK_AnnotHandlerMgr* pAnnotHandler = GetAnnotHandlerMgr(); |
| if (m_pFocusAnnot) |
| return false; |
| |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_Annot::ObservedPtr pLastFocusAnnot(m_pFocusAnnot.Get()); |
| if (!pAnnotHandler->Annot_OnChangeFocus(pAnnot, &pLastFocusAnnot)) |
| return false; |
| #endif // PDF_ENABLE_XFA |
| if (!pAnnotHandler->Annot_OnSetFocus(pAnnot, 0)) |
| return false; |
| if (m_pFocusAnnot) |
| return false; |
| |
| m_pFocusAnnot.Reset(pAnnot->Get()); |
| return true; |
| } |
| |
| bool CPDFSDK_FormFillEnvironment::KillFocusAnnot(uint32_t nFlag) { |
| if (!m_pFocusAnnot) |
| return false; |
| |
| CPDFSDK_AnnotHandlerMgr* pAnnotHandler = GetAnnotHandlerMgr(); |
| CPDFSDK_Annot::ObservedPtr pFocusAnnot(m_pFocusAnnot.Get()); |
| m_pFocusAnnot.Reset(); |
| |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_Annot::ObservedPtr pNull; |
| if (!pAnnotHandler->Annot_OnChangeFocus(&pNull, &pFocusAnnot)) |
| return false; |
| #endif // PDF_ENABLE_XFA |
| |
| if (!pAnnotHandler->Annot_OnKillFocus(&pFocusAnnot, nFlag)) { |
| m_pFocusAnnot.Reset(pFocusAnnot.Get()); |
| return false; |
| } |
| |
| if (pFocusAnnot->GetAnnotSubtype() == CPDF_Annot::Subtype::WIDGET) { |
| CPDFSDK_Widget* pWidget = static_cast<CPDFSDK_Widget*>(pFocusAnnot.Get()); |
| int nFieldType = pWidget->GetFieldType(); |
| if (FIELDTYPE_TEXTFIELD == nFieldType || FIELDTYPE_COMBOBOX == nFieldType) { |
| OnSetFieldInputFocus(nullptr, 0, false); |
| } |
| } |
| return !m_pFocusAnnot; |
| } |
| |
| bool CPDFSDK_FormFillEnvironment::GetPermissions(int nFlag) const { |
| return !!(GetPDFDocument()->GetUserPermissions() & nFlag); |
| } |
