summaryrefslogtreecommitdiff
path: root/core/src/fpdfdoc/doc_metadata.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/src/fpdfdoc/doc_metadata.cpp')
-rw-r--r--core/src/fpdfdoc/doc_metadata.cpp304
1 files changed, 152 insertions, 152 deletions
diff --git a/core/src/fpdfdoc/doc_metadata.cpp b/core/src/fpdfdoc/doc_metadata.cpp
index e3ac9e3779..8c00157990 100644
--- a/core/src/fpdfdoc/doc_metadata.cpp
+++ b/core/src/fpdfdoc/doc_metadata.cpp
@@ -1,152 +1,152 @@
-// 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 "../../include/fpdfdoc/fpdf_doc.h"
-#include "../../include/fxcrt/fx_xml.h"
-typedef struct _PDFDOC_METADATA {
- CPDF_Document *m_pDoc;
- CXML_Element *m_pXmlElmnt;
- CXML_Element *m_pElmntRdf;
- CFX_CMapByteStringToPtr *m_pStringMap;
-} PDFDOC_METADATA, * PDFDOC_LPMETADATA;
-typedef PDFDOC_METADATA const * PDFDOC_LPCMETADATA;
-const FX_LPCSTR gs_FPDFDOC_Metadata_Titles[] = {
- "Title", "title",
- "Subject", "description",
- "Author", "creator",
- "Keywords", "Keywords",
- "Producer", "Producer",
- "Creator", "CreatorTool",
- "CreationDate", "CreateDate",
- "ModDate", "ModifyDate",
- "MetadataDate", "MetadataDate"
-};
-CPDF_Metadata::CPDF_Metadata()
-{
- m_pData = FX_Alloc(PDFDOC_METADATA, 1);
- FXSYS_memset32(m_pData, 0, sizeof(PDFDOC_METADATA));
- CFX_CMapByteStringToPtr *&pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
- pStringMap = FX_NEW(CFX_CMapByteStringToPtr);
- if (pStringMap != NULL) {
- CFX_ByteString bstr;
- for (int i = 0; i < 18; i += 2) {
- bstr = gs_FPDFDOC_Metadata_Titles[i];
- pStringMap->AddValue(bstr, (void*)gs_FPDFDOC_Metadata_Titles[i + 1]);
- }
- }
-}
-CPDF_Metadata::~CPDF_Metadata()
-{
- FXSYS_assert(m_pData != NULL);
- CXML_Element *&p = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
- if (p) {
- delete p;
- }
- CFX_CMapByteStringToPtr *pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
- if (pStringMap) {
- pStringMap->RemoveAll();
- FX_Free(pStringMap);
- }
- FX_Free(m_pData);
-}
-void CPDF_Metadata::LoadDoc(CPDF_Document *pDoc)
-{
- FXSYS_assert(pDoc != NULL);
- ((PDFDOC_LPMETADATA)m_pData)->m_pDoc = pDoc;
- CPDF_Dictionary *pRoot = pDoc->GetRoot();
- CPDF_Stream *pStream = pRoot->GetStream(FX_BSTRC("Metadata"));
- if (!pStream) {
- return;
- }
- CPDF_StreamAcc acc;
- acc.LoadAllData(pStream, FALSE);
- int size = acc.GetSize();
- FX_LPCBYTE pBuf = acc.GetData();
- CXML_Element *&pXmlElmnt = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
- pXmlElmnt = CXML_Element::Parse(pBuf, size);
- if (!pXmlElmnt) {
- return;
- }
- CXML_Element *&pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
- if (pXmlElmnt->GetTagName() == FX_BSTRC("RDF")) {
- pElmntRdf = pXmlElmnt;
- } else {
- pElmntRdf = pXmlElmnt->GetElement(NULL, FX_BSTRC("RDF"));
- }
-}
-FX_INT32 CPDF_Metadata::GetString(FX_BSTR bsItem, CFX_WideString &wsStr)
-{
- if (!((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt) {
- return -1;
- }
- if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap) {
- return -1;
- }
- void *szTag;
- if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap->Lookup(bsItem, szTag)) {
- return -1;
- }
- CFX_ByteString bsTag = (FX_LPCSTR)szTag;
- wsStr = L"";
- CXML_Element *pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
- if (!pElmntRdf) {
- return -1;
- }
- int nChild = pElmntRdf->CountChildren();
- for (int i = 0; i < nChild; i++) {
- CXML_Element *pTag = pElmntRdf->GetElement(NULL, FX_BSTRC("Description"), i);
- if (!pTag) {
- continue;
- }
- if (bsItem == FX_BSTRC("Title") || bsItem == FX_BSTRC("Subject")) {
- CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
- if (!pElmnt) {
- continue;
- }
- pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Alt"));
- if (!pElmnt) {
- continue;
- }
- pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
- if (!pElmnt) {
- continue;
- }
- wsStr = pElmnt->GetContent(0);
- return wsStr.GetLength();
- } else if (bsItem == FX_BSTRC("Author")) {
- CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
- if (!pElmnt) {
- continue;
- }
- pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Seq"));
- if (!pElmnt) {
- continue;
- }
- pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
- if (!pElmnt) {
- continue;
- }
- wsStr = pElmnt->GetContent(0);
- return wsStr.GetLength();
- } else {
- CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
- if (!pElmnt) {
- continue;
- }
- wsStr = pElmnt->GetContent(0);
- return wsStr.GetLength();
- }
- }
- return -1;
-}
-CXML_Element* CPDF_Metadata::GetRoot() const
-{
- return ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
-}
-CXML_Element* CPDF_Metadata::GetRDF() const
-{
- return ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
-}
+// 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 "../../include/fpdfdoc/fpdf_doc.h"
+#include "../../include/fxcrt/fx_xml.h"
+typedef struct _PDFDOC_METADATA {
+ CPDF_Document *m_pDoc;
+ CXML_Element *m_pXmlElmnt;
+ CXML_Element *m_pElmntRdf;
+ CFX_CMapByteStringToPtr *m_pStringMap;
+} PDFDOC_METADATA, * PDFDOC_LPMETADATA;
+typedef PDFDOC_METADATA const * PDFDOC_LPCMETADATA;
+const FX_LPCSTR gs_FPDFDOC_Metadata_Titles[] = {
+ "Title", "title",
+ "Subject", "description",
+ "Author", "creator",
+ "Keywords", "Keywords",
+ "Producer", "Producer",
+ "Creator", "CreatorTool",
+ "CreationDate", "CreateDate",
+ "ModDate", "ModifyDate",
+ "MetadataDate", "MetadataDate"
+};
+CPDF_Metadata::CPDF_Metadata()
+{
+ m_pData = FX_Alloc(PDFDOC_METADATA, 1);
+ FXSYS_memset32(m_pData, 0, sizeof(PDFDOC_METADATA));
+ CFX_CMapByteStringToPtr *&pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
+ pStringMap = FX_NEW(CFX_CMapByteStringToPtr);
+ if (pStringMap != NULL) {
+ CFX_ByteString bstr;
+ for (int i = 0; i < 18; i += 2) {
+ bstr = gs_FPDFDOC_Metadata_Titles[i];
+ pStringMap->AddValue(bstr, (void*)gs_FPDFDOC_Metadata_Titles[i + 1]);
+ }
+ }
+}
+CPDF_Metadata::~CPDF_Metadata()
+{
+ FXSYS_assert(m_pData != NULL);
+ CXML_Element *&p = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
+ if (p) {
+ delete p;
+ }
+ CFX_CMapByteStringToPtr *pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
+ if (pStringMap) {
+ pStringMap->RemoveAll();
+ FX_Free(pStringMap);
+ }
+ FX_Free(m_pData);
+}
+void CPDF_Metadata::LoadDoc(CPDF_Document *pDoc)
+{
+ FXSYS_assert(pDoc != NULL);
+ ((PDFDOC_LPMETADATA)m_pData)->m_pDoc = pDoc;
+ CPDF_Dictionary *pRoot = pDoc->GetRoot();
+ CPDF_Stream *pStream = pRoot->GetStream(FX_BSTRC("Metadata"));
+ if (!pStream) {
+ return;
+ }
+ CPDF_StreamAcc acc;
+ acc.LoadAllData(pStream, FALSE);
+ int size = acc.GetSize();
+ FX_LPCBYTE pBuf = acc.GetData();
+ CXML_Element *&pXmlElmnt = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
+ pXmlElmnt = CXML_Element::Parse(pBuf, size);
+ if (!pXmlElmnt) {
+ return;
+ }
+ CXML_Element *&pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
+ if (pXmlElmnt->GetTagName() == FX_BSTRC("RDF")) {
+ pElmntRdf = pXmlElmnt;
+ } else {
+ pElmntRdf = pXmlElmnt->GetElement(NULL, FX_BSTRC("RDF"));
+ }
+}
+FX_INT32 CPDF_Metadata::GetString(FX_BSTR bsItem, CFX_WideString &wsStr)
+{
+ if (!((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt) {
+ return -1;
+ }
+ if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap) {
+ return -1;
+ }
+ void *szTag;
+ if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap->Lookup(bsItem, szTag)) {
+ return -1;
+ }
+ CFX_ByteString bsTag = (FX_LPCSTR)szTag;
+ wsStr = L"";
+ CXML_Element *pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
+ if (!pElmntRdf) {
+ return -1;
+ }
+ int nChild = pElmntRdf->CountChildren();
+ for (int i = 0; i < nChild; i++) {
+ CXML_Element *pTag = pElmntRdf->GetElement(NULL, FX_BSTRC("Description"), i);
+ if (!pTag) {
+ continue;
+ }
+ if (bsItem == FX_BSTRC("Title") || bsItem == FX_BSTRC("Subject")) {
+ CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
+ if (!pElmnt) {
+ continue;
+ }
+ pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Alt"));
+ if (!pElmnt) {
+ continue;
+ }
+ pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
+ if (!pElmnt) {
+ continue;
+ }
+ wsStr = pElmnt->GetContent(0);
+ return wsStr.GetLength();
+ } else if (bsItem == FX_BSTRC("Author")) {
+ CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
+ if (!pElmnt) {
+ continue;
+ }
+ pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Seq"));
+ if (!pElmnt) {
+ continue;
+ }
+ pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
+ if (!pElmnt) {
+ continue;
+ }
+ wsStr = pElmnt->GetContent(0);
+ return wsStr.GetLength();
+ } else {
+ CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
+ if (!pElmnt) {
+ continue;
+ }
+ wsStr = pElmnt->GetContent(0);
+ return wsStr.GetLength();
+ }
+ }
+ return -1;
+}
+CXML_Element* CPDF_Metadata::GetRoot() const
+{
+ return ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
+}
+CXML_Element* CPDF_Metadata::GetRDF() const
+{
+ return ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 18:00:55 +0000