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-rw-r--r--core/fpdfapi/parser/cfdf_document.cpp9
-rw-r--r--core/fpdfapi/parser/cfdf_document.h2
-rw-r--r--fpdfsdk/cpdfsdk_interform.cpp68
-rw-r--r--fpdfsdk/cpdfsdk_interform.h9
-rw-r--r--fpdfsdk/javascript/Document.cpp16
5 files changed, 67 insertions, 37 deletions
diff --git a/core/fpdfapi/parser/cfdf_document.cpp b/core/fpdfapi/parser/cfdf_document.cpp
index 85e2f6ef04..b00806967b 100644
--- a/core/fpdfapi/parser/cfdf_document.cpp
+++ b/core/fpdfapi/parser/cfdf_document.cpp
@@ -7,6 +7,7 @@
#include "core/fpdfapi/parser/cfdf_document.h"
#include <memory>
+#include <sstream>
#include <utility>
#include "core/fpdfapi/edit/cpdf_creator.h"
@@ -88,10 +89,11 @@ void CFDF_Document::ParseStream(
}
}
-bool CFDF_Document::WriteBuf(CFX_ByteTextBuf& buf) const {
+CFX_ByteString CFDF_Document::WriteToString() const {
if (!m_pRootDict)
- return false;
+ return CFX_ByteString();
+ std::ostringstream buf;
buf << "%FDF-1.2\r\n";
for (const auto& pair : *this)
buf << pair.first << " 0 obj\r\n"
@@ -99,5 +101,6 @@ bool CFDF_Document::WriteBuf(CFX_ByteTextBuf& buf) const {
buf << "trailer\r\n<</Root " << m_pRootDict->GetObjNum()
<< " 0 R>>\r\n%%EOF\r\n";
- return true;
+
+ return CFX_ByteString(buf);
}
diff --git a/core/fpdfapi/parser/cfdf_document.h b/core/fpdfapi/parser/cfdf_document.h
index 9a13877544..45bf83d426 100644
--- a/core/fpdfapi/parser/cfdf_document.h
+++ b/core/fpdfapi/parser/cfdf_document.h
@@ -27,7 +27,7 @@ class CFDF_Document : public CPDF_IndirectObjectHolder {
CFDF_Document();
~CFDF_Document() override;
- bool WriteBuf(CFX_ByteTextBuf& buf) const;
+ CFX_ByteString WriteToString() const;
CPDF_Dictionary* GetRoot() const { return m_pRootDict.Get(); }
protected:
diff --git a/fpdfsdk/cpdfsdk_interform.cpp b/fpdfsdk/cpdfsdk_interform.cpp
index 552bb31af2..27db1053c6 100644
--- a/fpdfsdk/cpdfsdk_interform.cpp
+++ b/fpdfsdk/cpdfsdk_interform.cpp
@@ -8,6 +8,8 @@
#include <algorithm>
#include <memory>
+#include <sstream>
+#include <string>
#include <vector>
#include "core/fpdfapi/page/cpdf_page.h"
@@ -436,21 +438,28 @@ bool CPDFSDK_InterForm::SubmitFields(const CFX_WideString& csDestination,
const std::vector<CPDF_FormField*>& fields,
bool bIncludeOrExclude,
bool bUrlEncoded) {
- CFX_ByteTextBuf textBuf;
- ExportFieldsToFDFTextBuf(fields, bIncludeOrExclude, textBuf);
+ CFX_ByteString textBuf = ExportFieldsToFDFTextBuf(fields, bIncludeOrExclude);
- uint8_t* pBuffer = textBuf.GetBuffer();
FX_STRSIZE nBufSize = textBuf.GetLength();
+ if (nBufSize == 0)
+ return false;
+
+ uint8_t* pLocalBuffer = FX_Alloc(uint8_t, nBufSize);
+ memcpy(pLocalBuffer, textBuf.c_str(), nBufSize);
+ uint8_t* pBuffer = pLocalBuffer;
- if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize))
+ if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize)) {
+ FX_Free(pLocalBuffer);
return false;
+ }
m_pFormFillEnv->JS_docSubmitForm(pBuffer, nBufSize, csDestination.c_str());
- return true;
-}
-bool CPDFSDK_InterForm::FDFToURLEncodedData(CFX_WideString csFDFFile,
- CFX_WideString csTxtFile) {
+ if (pBuffer != pLocalBuffer)
+ FX_Free(pBuffer);
+
+ FX_Free(pLocalBuffer);
+
return true;
}
@@ -469,7 +478,7 @@ bool CPDFSDK_InterForm::FDFToURLEncodedData(uint8_t*& pBuf,
if (!pFields)
return false;
- CFX_ByteTextBuf fdfEncodedData;
+ std::ostringstream fdfEncodedData;
for (uint32_t i = 0; i < pFields->GetCount(); i++) {
CPDF_Dictionary* pField = pFields->GetDictAt(i);
if (!pField)
@@ -490,19 +499,22 @@ bool CPDFSDK_InterForm::FDFToURLEncodedData(uint8_t*& pBuf,
fdfEncodedData << "&";
}
- nBufSize = fdfEncodedData.GetLength();
+ nBufSize = fdfEncodedData.tellp();
+ if (nBufSize == 0)
+ return false;
+
pBuf = FX_Alloc(uint8_t, nBufSize);
- memcpy(pBuf, fdfEncodedData.GetBuffer(), nBufSize);
+ memcpy(pBuf, fdfEncodedData.str().c_str(), nBufSize);
return true;
}
-bool CPDFSDK_InterForm::ExportFieldsToFDFTextBuf(
+CFX_ByteString CPDFSDK_InterForm::ExportFieldsToFDFTextBuf(
const std::vector<CPDF_FormField*>& fields,
- bool bIncludeOrExclude,
- CFX_ByteTextBuf& textBuf) {
+ bool bIncludeOrExclude) {
std::unique_ptr<CFDF_Document> pFDF = m_pInterForm->ExportToFDF(
m_pFormFillEnv->JS_docGetFilePath(), fields, bIncludeOrExclude, false);
- return pFDF ? pFDF->WriteBuf(textBuf) : false;
+
+ return pFDF ? pFDF->WriteToString() : CFX_ByteString();
}
CFX_WideString CPDFSDK_InterForm::GetTemporaryFileName(
@@ -523,26 +535,36 @@ bool CPDFSDK_InterForm::SubmitForm(const CFX_WideString& sDestination,
if (!pFDFDoc)
return false;
- CFX_ByteTextBuf FdfBuffer;
- if (!pFDFDoc->WriteBuf(FdfBuffer))
+ CFX_ByteString fdfBuffer = pFDFDoc->WriteToString();
+
+ FX_STRSIZE nBufSize = fdfBuffer.GetLength();
+ if (nBufSize == 0)
return false;
- uint8_t* pBuffer = FdfBuffer.GetBuffer();
- FX_STRSIZE nBufSize = FdfBuffer.GetLength();
- if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize))
+ uint8_t* pLocalBuffer = FX_Alloc(uint8_t, nBufSize);
+ memcpy(pLocalBuffer, fdfBuffer.c_str(), nBufSize);
+ uint8_t* pBuffer = pLocalBuffer;
+
+ if (bUrlEncoded && !FDFToURLEncodedData(pBuffer, nBufSize)) {
+ FX_Free(pLocalBuffer);
return false;
+ }
m_pFormFillEnv->JS_docSubmitForm(pBuffer, nBufSize, sDestination.c_str());
- if (bUrlEncoded)
+
+ if (pBuffer != pLocalBuffer)
FX_Free(pBuffer);
+ FX_Free(pLocalBuffer);
+
return true;
}
-bool CPDFSDK_InterForm::ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf) {
+CFX_ByteString CPDFSDK_InterForm::ExportFormToFDFTextBuf() {
std::unique_ptr<CFDF_Document> pFDF =
m_pInterForm->ExportToFDF(m_pFormFillEnv->JS_docGetFilePath(), false);
- return pFDF && pFDF->WriteBuf(textBuf);
+
+ return pFDF ? pFDF->WriteToString() : CFX_ByteString();
}
bool CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
diff --git a/fpdfsdk/cpdfsdk_interform.h b/fpdfsdk/cpdfsdk_interform.h
index b613c731ba..c4a1ff13f9 100644
--- a/fpdfsdk/cpdfsdk_interform.h
+++ b/fpdfsdk/cpdfsdk_interform.h
@@ -90,10 +90,10 @@ class CPDFSDK_InterForm : public IPDF_FormNotify {
bool bIncludeOrExclude,
bool bUrlEncoded);
bool SubmitForm(const CFX_WideString& sDestination, bool bUrlEncoded);
- bool ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf);
- bool ExportFieldsToFDFTextBuf(const std::vector<CPDF_FormField*>& fields,
- bool bIncludeOrExclude,
- CFX_ByteTextBuf& textBuf);
+ CFX_ByteString ExportFormToFDFTextBuf();
+ CFX_ByteString ExportFieldsToFDFTextBuf(
+ const std::vector<CPDF_FormField*>& fields,
+ bool bIncludeOrExclude);
CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt);
bool IsNeedHighLight(int nFieldType);
@@ -117,7 +117,6 @@ class CPDFSDK_InterForm : public IPDF_FormNotify {
int BeforeFormImportData(CPDF_InterForm* pForm) override;
void AfterFormImportData(CPDF_InterForm* pForm) override;
- bool FDFToURLEncodedData(CFX_WideString csFDFFile, CFX_WideString csTxtFile);
bool FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize);
int GetPageIndexByAnnotDict(CPDF_Document* pDocument,
CPDF_Dictionary* pAnnotDict) const;
diff --git a/fpdfsdk/javascript/Document.cpp b/fpdfsdk/javascript/Document.cpp
index ba4b2ae622..77878a53ed 100644
--- a/fpdfsdk/javascript/Document.cpp
+++ b/fpdfsdk/javascript/Document.cpp
@@ -7,6 +7,7 @@
#include "fpdfsdk/javascript/Document.h"
#include <algorithm>
+#include <sstream>
#include <utility>
#include <vector>
@@ -382,16 +383,21 @@ bool Document::mailForm(CJS_Runtime* pRuntime,
iLength > 4 ? params[4].ToCFXWideString(pRuntime) : L"";
CFX_WideString cMsg = iLength > 5 ? params[5].ToCFXWideString(pRuntime) : L"";
CPDFSDK_InterForm* pInterForm = m_pFormFillEnv->GetInterForm();
- CFX_ByteTextBuf textBuf;
- if (!pInterForm->ExportFormToFDFTextBuf(textBuf))
+ CFX_ByteString sTextBuf = pInterForm->ExportFormToFDFTextBuf();
+ if (sTextBuf.GetLength() == 0)
return false;
+ FX_STRSIZE nBufSize = sTextBuf.GetLength();
+ char* pMutableBuf = FX_Alloc(char, nBufSize);
+ memcpy(pMutableBuf, sTextBuf.c_str(), nBufSize);
+
pRuntime->BeginBlock();
CPDFSDK_FormFillEnvironment* pFormFillEnv = pRuntime->GetFormFillEnv();
- pFormFillEnv->JS_docmailForm(textBuf.GetBuffer(), textBuf.GetLength(), bUI,
- cTo.c_str(), cSubject.c_str(), cCc.c_str(),
- cBcc.c_str(), cMsg.c_str());
+ pFormFillEnv->JS_docmailForm(pMutableBuf, nBufSize, bUI, cTo.c_str(),
+ cSubject.c_str(), cCc.c_str(), cBcc.c_str(),
+ cMsg.c_str());
pRuntime->EndBlock();
+ FX_Free(pMutableBuf);
return true;
}