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authordsinclair <dsinclair@chromium.org>2016-11-02 13:02:28 -0700
committerCommit bot <commit-bot@chromium.org>2016-11-02 13:02:28 -0700
commit521b7508dfe8ab93975eeb9f4ef8068012c4dbd8 (patch)
treed51fec17bafc8c4ac70a7f80932749551ee6e5ff /fpdfsdk/fpdfxfa/cpdfxfa_context.cpp
parent25ec646b2c128a6beaa961ec2b2eeb673ed034ca (diff)
downloadpdfium-521b7508dfe8ab93975eeb9f4ef8068012c4dbd8.tar.xz
Rename CPDFXFA_Document to CPDFXFA_Context
The CPDFXFA_Document class isn't a document, it contains documents. Renamed to make the purpose a bit clearer. Review-Url: https://codereview.chromium.org/2469813004
Diffstat (limited to 'fpdfsdk/fpdfxfa/cpdfxfa_context.cpp')
-rw-r--r--fpdfsdk/fpdfxfa/cpdfxfa_context.cpp460
1 files changed, 460 insertions, 0 deletions
diff --git a/fpdfsdk/fpdfxfa/cpdfxfa_context.cpp b/fpdfsdk/fpdfxfa/cpdfxfa_context.cpp
new file mode 100644
index 0000000000..739e16959f
--- /dev/null
+++ b/fpdfsdk/fpdfxfa/cpdfxfa_context.cpp
@@ -0,0 +1,460 @@
+// 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 "fpdfsdk/fpdfxfa/cpdfxfa_context.h"
+
+#include "core/fpdfapi/parser/cpdf_document.h"
+#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
+#include "fpdfsdk/cpdfsdk_interform.h"
+#include "fpdfsdk/cpdfsdk_pageview.h"
+#include "fpdfsdk/fpdfxfa/cpdfxfa_page.h"
+#include "fpdfsdk/fpdfxfa/cxfa_fwladaptertimermgr.h"
+#include "fpdfsdk/fsdk_define.h"
+#include "fpdfsdk/javascript/cjs_runtime.h"
+#include "fpdfsdk/javascript/ijs_runtime.h"
+#include "public/fpdf_formfill.h"
+#include "third_party/base/ptr_util.h"
+#include "xfa/fxfa/cxfa_eventparam.h"
+#include "xfa/fxfa/xfa_ffapp.h"
+#include "xfa/fxfa/xfa_ffdoc.h"
+#include "xfa/fxfa/xfa_ffdocview.h"
+#include "xfa/fxfa/xfa_ffpageview.h"
+#include "xfa/fxfa/xfa_ffwidgethandler.h"
+#include "xfa/fxfa/xfa_fontmgr.h"
+
+#ifndef _WIN32
+extern void SetLastError(int err);
+extern int GetLastError();
+#endif
+
+CPDFXFA_Context::CPDFXFA_Context(std::unique_ptr<CPDF_Document> pPDFDoc)
+ : m_iDocType(DOCTYPE_PDF),
+ m_pPDFDoc(std::move(pPDFDoc)),
+ m_pFormFillEnv(nullptr),
+ m_pXFADocView(nullptr),
+ m_nLoadStatus(FXFA_LOADSTATUS_PRELOAD),
+ m_nPageCount(0),
+ m_DocEnv(this) {
+ m_pXFAApp = pdfium::MakeUnique<CXFA_FFApp>(this);
+ m_pXFAApp->SetDefaultFontMgr(pdfium::MakeUnique<CXFA_DefFontMgr>());
+}
+
+CPDFXFA_Context::~CPDFXFA_Context() {
+ m_nLoadStatus = FXFA_LOADSTATUS_CLOSING;
+
+ // Must happen before we remove the form fill environment.
+ CloseXFADoc();
+
+ if (m_pFormFillEnv) {
+ m_pFormFillEnv->ClearAllFocusedAnnots();
+ // Once we're deleted the FormFillEnvironment will point at a bad underlying
+ // doc so we need to reset it ...
+ m_pFormFillEnv->ResetXFADocument();
+ m_pFormFillEnv = nullptr;
+ }
+
+ m_nLoadStatus = FXFA_LOADSTATUS_CLOSED;
+}
+
+void CPDFXFA_Context::CloseXFADoc() {
+ if (!m_pXFADoc)
+ return;
+ m_pXFADoc->CloseDoc();
+ m_pXFADoc.reset();
+ m_pXFADocView = nullptr;
+}
+
+void CPDFXFA_Context::SetFormFillEnv(
+ CPDFSDK_FormFillEnvironment* pFormFillEnv) {
+ // The layout data can have pointers back into the script context. That
+ // context will be different if the form fill environment closes, so, force
+ // the layout data to clear.
+ if (m_pXFADoc && m_pXFADoc->GetXFADoc())
+ m_pXFADoc->GetXFADoc()->ClearLayoutData();
+
+ m_pFormFillEnv = pFormFillEnv;
+}
+
+FX_BOOL CPDFXFA_Context::LoadXFADoc() {
+ m_nLoadStatus = FXFA_LOADSTATUS_LOADING;
+
+ if (!m_pPDFDoc)
+ return FALSE;
+
+ m_XFAPageList.RemoveAll();
+
+ CXFA_FFApp* pApp = GetXFAApp();
+ if (!pApp)
+ return FALSE;
+
+ m_pXFADoc.reset(pApp->CreateDoc(&m_DocEnv, m_pPDFDoc.get()));
+ if (!m_pXFADoc) {
+ SetLastError(FPDF_ERR_XFALOAD);
+ return FALSE;
+ }
+
+ CXFA_FFDocHandler* pDocHandler = pApp->GetDocHandler();
+ if (!pDocHandler) {
+ SetLastError(FPDF_ERR_XFALOAD);
+ return FALSE;
+ }
+
+ m_pXFADoc->StartLoad();
+ int iStatus = m_pXFADoc->DoLoad(nullptr);
+ if (iStatus != XFA_PARSESTATUS_Done) {
+ CloseXFADoc();
+ SetLastError(FPDF_ERR_XFALOAD);
+ return FALSE;
+ }
+ m_pXFADoc->StopLoad();
+ m_pXFADoc->GetXFADoc()->InitScriptContext(GetJSERuntime());
+
+ if (m_pXFADoc->GetDocType() == XFA_DOCTYPE_Dynamic)
+ m_iDocType = DOCTYPE_DYNAMIC_XFA;
+ else
+ m_iDocType = DOCTYPE_STATIC_XFA;
+
+ m_pXFADocView = m_pXFADoc->CreateDocView(XFA_DOCVIEW_View);
+ if (m_pXFADocView->StartLayout() < 0) {
+ CloseXFADoc();
+ SetLastError(FPDF_ERR_XFALAYOUT);
+ return FALSE;
+ }
+
+ m_pXFADocView->DoLayout(nullptr);
+ m_pXFADocView->StopLayout();
+ m_nLoadStatus = FXFA_LOADSTATUS_LOADED;
+
+ return TRUE;
+}
+
+int CPDFXFA_Context::GetPageCount() const {
+ if (!m_pPDFDoc && !m_pXFADoc)
+ return 0;
+
+ switch (m_iDocType) {
+ case DOCTYPE_PDF:
+ case DOCTYPE_STATIC_XFA:
+ if (m_pPDFDoc)
+ return m_pPDFDoc->GetPageCount();
+ case DOCTYPE_DYNAMIC_XFA:
+ if (m_pXFADoc)
+ return m_pXFADocView->CountPageViews();
+ default:
+ return 0;
+ }
+}
+
+CPDFXFA_Page* CPDFXFA_Context::GetXFAPage(int page_index) {
+ if (page_index < 0)
+ return nullptr;
+
+ CPDFXFA_Page* pPage = nullptr;
+ int nCount = m_XFAPageList.GetSize();
+ if (nCount > 0 && page_index < nCount) {
+ pPage = m_XFAPageList.GetAt(page_index);
+ if (pPage)
+ pPage->Retain();
+ } else {
+ m_nPageCount = GetPageCount();
+ m_XFAPageList.SetSize(m_nPageCount);
+ }
+ if (pPage)
+ return pPage;
+
+ pPage = new CPDFXFA_Page(this, page_index);
+ if (!pPage->LoadPage()) {
+ pPage->Release();
+ return nullptr;
+ }
+ m_XFAPageList.SetAt(page_index, pPage);
+ return pPage;
+}
+
+CPDFXFA_Page* CPDFXFA_Context::GetXFAPage(CXFA_FFPageView* pPage) const {
+ if (!pPage)
+ return nullptr;
+
+ if (!m_pXFADoc)
+ return nullptr;
+
+ if (m_iDocType != DOCTYPE_DYNAMIC_XFA)
+ return nullptr;
+
+ int nSize = m_XFAPageList.GetSize();
+ for (int i = 0; i < nSize; i++) {
+ CPDFXFA_Page* pTempPage = m_XFAPageList.GetAt(i);
+ if (!pTempPage)
+ continue;
+ if (pTempPage->GetXFAPageView() && pTempPage->GetXFAPageView() == pPage)
+ return pTempPage;
+ }
+
+ return nullptr;
+}
+
+void CPDFXFA_Context::DeletePage(int page_index) {
+ // Delete from the document first because, if GetPage was never called for
+ // this |page_index| then |m_XFAPageList| may have size < |page_index| even
+ // if it's a valid page in the document.
+ if (m_pPDFDoc)
+ m_pPDFDoc->DeletePage(page_index);
+
+ if (page_index < 0 || page_index >= m_XFAPageList.GetSize())
+ return;
+
+ if (CPDFXFA_Page* pPage = m_XFAPageList.GetAt(page_index))
+ pPage->Release();
+}
+
+void CPDFXFA_Context::RemovePage(CPDFXFA_Page* page) {
+ m_XFAPageList.SetAt(page->GetPageIndex(), nullptr);
+}
+
+void CPDFXFA_Context::ClearChangeMark() {
+ if (m_pFormFillEnv)
+ m_pFormFillEnv->ClearChangeMark();
+}
+
+v8::Isolate* CPDFXFA_Context::GetJSERuntime() const {
+ if (!m_pFormFillEnv)
+ return nullptr;
+
+ // XFA requires V8, if we have V8 then we have a CJS_Runtime and not the stub.
+ CJS_Runtime* runtime =
+ static_cast<CJS_Runtime*>(m_pFormFillEnv->GetJSRuntime());
+ return runtime->GetIsolate();
+}
+
+void CPDFXFA_Context::GetAppName(CFX_WideString& wsName) {
+ if (m_pFormFillEnv)
+ wsName = m_pFormFillEnv->FFI_GetAppName();
+}
+
+void CPDFXFA_Context::GetLanguage(CFX_WideString& wsLanguage) {
+ if (m_pFormFillEnv)
+ wsLanguage = m_pFormFillEnv->GetLanguage();
+}
+
+void CPDFXFA_Context::GetPlatform(CFX_WideString& wsPlatform) {
+ if (m_pFormFillEnv)
+ wsPlatform = m_pFormFillEnv->GetPlatform();
+}
+
+void CPDFXFA_Context::Beep(uint32_t dwType) {
+ if (m_pFormFillEnv)
+ m_pFormFillEnv->JS_appBeep(dwType);
+}
+
+int32_t CPDFXFA_Context::MsgBox(const CFX_WideString& wsMessage,
+ const CFX_WideString& wsTitle,
+ uint32_t dwIconType,
+ uint32_t dwButtonType) {
+ if (!m_pFormFillEnv)
+ return -1;
+
+ uint32_t iconType = 0;
+ int iButtonType = 0;
+ switch (dwIconType) {
+ case XFA_MBICON_Error:
+ iconType |= 0;
+ break;
+ case XFA_MBICON_Warning:
+ iconType |= 1;
+ break;
+ case XFA_MBICON_Question:
+ iconType |= 2;
+ break;
+ case XFA_MBICON_Status:
+ iconType |= 3;
+ break;
+ }
+ switch (dwButtonType) {
+ case XFA_MB_OK:
+ iButtonType |= 0;
+ break;
+ case XFA_MB_OKCancel:
+ iButtonType |= 1;
+ break;
+ case XFA_MB_YesNo:
+ iButtonType |= 2;
+ break;
+ case XFA_MB_YesNoCancel:
+ iButtonType |= 3;
+ break;
+ }
+ int32_t iRet = m_pFormFillEnv->JS_appAlert(wsMessage.c_str(), wsTitle.c_str(),
+ iButtonType, iconType);
+ switch (iRet) {
+ case 1:
+ return XFA_IDOK;
+ case 2:
+ return XFA_IDCancel;
+ case 3:
+ return XFA_IDNo;
+ case 4:
+ return XFA_IDYes;
+ }
+ return XFA_IDYes;
+}
+
+CFX_WideString CPDFXFA_Context::Response(const CFX_WideString& wsQuestion,
+ const CFX_WideString& wsTitle,
+ const CFX_WideString& wsDefaultAnswer,
+ FX_BOOL bMark) {
+ CFX_WideString wsAnswer;
+ if (!m_pFormFillEnv)
+ return wsAnswer;
+
+ int nLength = 2048;
+ char* pBuff = new char[nLength];
+ nLength = m_pFormFillEnv->JS_appResponse(wsQuestion.c_str(), wsTitle.c_str(),
+ wsDefaultAnswer.c_str(), nullptr,
+ bMark, pBuff, nLength);
+ if (nLength > 0) {
+ nLength = nLength > 2046 ? 2046 : nLength;
+ pBuff[nLength] = 0;
+ pBuff[nLength + 1] = 0;
+ wsAnswer = CFX_WideString::FromUTF16LE(
+ reinterpret_cast<const unsigned short*>(pBuff),
+ nLength / sizeof(unsigned short));
+ }
+ delete[] pBuff;
+ return wsAnswer;
+}
+
+IFX_SeekableReadStream* CPDFXFA_Context::DownloadURL(
+ const CFX_WideString& wsURL) {
+ return m_pFormFillEnv ? m_pFormFillEnv->DownloadFromURL(wsURL.c_str())
+ : nullptr;
+}
+
+FX_BOOL CPDFXFA_Context::PostRequestURL(const CFX_WideString& wsURL,
+ const CFX_WideString& wsData,
+ const CFX_WideString& wsContentType,
+ const CFX_WideString& wsEncode,
+ const CFX_WideString& wsHeader,
+ CFX_WideString& wsResponse) {
+ if (!m_pFormFillEnv)
+ return FALSE;
+
+ wsResponse = m_pFormFillEnv->PostRequestURL(
+ wsURL.c_str(), wsData.c_str(), wsContentType.c_str(), wsEncode.c_str(),
+ wsHeader.c_str());
+ return TRUE;
+}
+
+FX_BOOL CPDFXFA_Context::PutRequestURL(const CFX_WideString& wsURL,
+ const CFX_WideString& wsData,
+ const CFX_WideString& wsEncode) {
+ return m_pFormFillEnv &&
+ m_pFormFillEnv->PutRequestURL(wsURL.c_str(), wsData.c_str(),
+ wsEncode.c_str());
+}
+
+void CPDFXFA_Context::LoadString(int32_t iStringID, CFX_WideString& wsString) {
+ switch (iStringID) {
+ case XFA_IDS_ValidateFailed:
+ wsString = L"%s validation failed";
+ return;
+ case XFA_IDS_CalcOverride:
+ wsString = L"Calculate Override";
+ return;
+ case XFA_IDS_ModifyField:
+ wsString = L"Are you sure you want to modify this field?";
+ return;
+ case XFA_IDS_NotModifyField:
+ wsString = L"You are not allowed to modify this field.";
+ return;
+ case XFA_IDS_AppName:
+ wsString = L"pdfium";
+ return;
+ case XFA_IDS_Unable_TO_SET:
+ wsString = L"Unable to set ";
+ return;
+ case XFA_IDS_INVAlID_PROP_SET:
+ wsString = L"Invalid property set operation.";
+ return;
+ case XFA_IDS_NOT_DEFAUL_VALUE:
+ wsString = L" doesn't have a default property.";
+ return;
+ case XFA_IDS_UNABLE_SET_LANGUAGE:
+ wsString = L"Unable to set language value.";
+ return;
+ case XFA_IDS_UNABLE_SET_NUMPAGES:
+ wsString = L"Unable to set numPages value.";
+ return;
+ case XFA_IDS_UNABLE_SET_PLATFORM:
+ wsString = L"Unable to set platform value.";
+ return;
+ case XFA_IDS_UNABLE_SET_VARIATION:
+ wsString = L"Unable to set variation value.";
+ return;
+ case XFA_IDS_UNABLE_SET_VERSION:
+ wsString = L"Unable to set version value.";
+ return;
+ case XFA_IDS_UNABLE_SET_READY:
+ wsString = L"Unable to set ready value.";
+ return;
+ case XFA_IDS_COMPILER_ERROR:
+ wsString = L"Compiler error.";
+ return;
+ case XFA_IDS_DIVIDE_ZERO:
+ wsString = L"Divide by zero.";
+ return;
+ case XFA_IDS_ACCESS_PROPERTY_IN_NOT_OBJECT:
+ wsString =
+ L"An attempt was made to reference property '%s' of a non-object in "
+ L"SOM expression %s.";
+ return;
+ case XFA_IDS_INDEX_OUT_OF_BOUNDS:
+ wsString = L"Index value is out of bounds.";
+ return;
+ case XFA_IDS_INCORRECT_NUMBER_OF_METHOD:
+ wsString = L"Incorrect number of parameters calling method '%s'.";
+ return;
+ case XFA_IDS_ARGUMENT_MISMATCH:
+ wsString = L"Argument mismatch in property or function argument.";
+ return;
+ case XFA_IDS_NOT_HAVE_PROPERTY:
+ wsString = L"'%s' doesn't have property '%s'.";
+ return;
+ case XFA_IDS_VIOLATE_BOUNDARY:
+ wsString =
+ L"The element [%s] has violated its allowable number of occurrences.";
+ return;
+ case XFA_IDS_SERVER_DENY:
+ wsString = L"Server does not permit.";
+ return;
+ case XFA_IDS_ValidateLimit:
+ wsString =
+ L"Message limit exceeded. Remaining %d validation errors not "
+ L"reported.";
+ return;
+ case XFA_IDS_ValidateNullWarning:
+ wsString =
+ L"%s cannot be blank. To ignore validations for %s, click Ignore.";
+ return;
+ case XFA_IDS_ValidateNullError:
+ wsString = L"%s cannot be blank.";
+ return;
+ case XFA_IDS_ValidateWarning:
+ wsString =
+ L"The value you entered for %s is invalid. To ignore validations for "
+ L"%s, click Ignore.";
+ return;
+ case XFA_IDS_ValidateError:
+ wsString = L"The value you entered for %s is invalid.";
+ return;
+ }
+}
+
+IFWL_AdapterTimerMgr* CPDFXFA_Context::GetTimerMgr() {
+ CXFA_FWLAdapterTimerMgr* pAdapter = nullptr;
+ if (m_pFormFillEnv)
+ pAdapter = new CXFA_FWLAdapterTimerMgr(m_pFormFillEnv);
+ return pAdapter;
+}