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Side by Side Diff: core/src/fpdfdoc/doc_metadata.cpp

Issue 1265503005: clang-format all pdfium code. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: sigh Created 5 years, 4 months ago
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1 // Copyright 2014 PDFium Authors. All rights reserved. 1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 6
7 #include "../../include/fpdfdoc/fpdf_doc.h" 7 #include "../../include/fpdfdoc/fpdf_doc.h"
8 #include "../../include/fxcrt/fx_xml.h" 8 #include "../../include/fxcrt/fx_xml.h"
9 typedef struct _PDFDOC_METADATA { 9 typedef struct _PDFDOC_METADATA {
10 CPDF_Document *m_pDoc; 10 CPDF_Document* m_pDoc;
11 CXML_Element *m_pXmlElmnt; 11 CXML_Element* m_pXmlElmnt;
12 CXML_Element *m_pElmntRdf; 12 CXML_Element* m_pElmntRdf;
13 CFX_CMapByteStringToPtr *m_pStringMap; 13 CFX_CMapByteStringToPtr* m_pStringMap;
14 } PDFDOC_METADATA, * PDFDOC_LPMETADATA; 14 } PDFDOC_METADATA, *PDFDOC_LPMETADATA;
15 typedef PDFDOC_METADATA const * PDFDOC_LPCMETADATA; 15 typedef PDFDOC_METADATA const* PDFDOC_LPCMETADATA;
16 const FX_CHAR* const gs_FPDFDOC_Metadata_Titles[] = { 16 const FX_CHAR* const gs_FPDFDOC_Metadata_Titles[] = {
17 "Title", "title", 17 "Title", "title", "Subject", "description", "Author",
18 "Subject", "description", 18 "creator", "Keywords", "Keywords", "Producer", "Producer",
19 "Author", "creator", 19 "Creator", "CreatorTool", "CreationDate", "CreateDate", "ModDate",
20 "Keywords", "Keywords", 20 "ModifyDate", "MetadataDate", "MetadataDate"};
21 "Producer", "Producer", 21 CPDF_Metadata::CPDF_Metadata() {
22 "Creator", "CreatorTool", 22 m_pData = FX_Alloc(PDFDOC_METADATA, 1);
23 "CreationDate", "CreateDate", 23 CFX_CMapByteStringToPtr*& pStringMap =
24 "ModDate", "ModifyDate", 24 ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
25 "MetadataDate", "MetadataDate" 25 pStringMap = new CFX_CMapByteStringToPtr;
26 }; 26 CFX_ByteString bstr;
27 CPDF_Metadata::CPDF_Metadata() 27 for (int i = 0; i < 18; i += 2) {
28 { 28 bstr = gs_FPDFDOC_Metadata_Titles[i];
29 m_pData = FX_Alloc(PDFDOC_METADATA, 1); 29 pStringMap->AddValue(bstr, (void*)gs_FPDFDOC_Metadata_Titles[i + 1]);
30 CFX_CMapByteStringToPtr *&pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStri ngMap; 30 }
31 pStringMap = new CFX_CMapByteStringToPtr; 31 }
32 CFX_ByteString bstr; 32 CPDF_Metadata::~CPDF_Metadata() {
33 for (int i = 0; i < 18; i += 2) { 33 FXSYS_assert(m_pData != NULL);
34 bstr = gs_FPDFDOC_Metadata_Titles[i]; 34 CXML_Element*& p = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
35 pStringMap->AddValue(bstr, (void*)gs_FPDFDOC_Metadata_Titles[i + 1]); 35 delete p;
36 CFX_CMapByteStringToPtr* pStringMap =
37 ((PDFDOC_LPMETADATA)m_pData)->m_pStringMap;
38 if (pStringMap) {
39 pStringMap->RemoveAll();
40 delete pStringMap;
41 }
42 FX_Free(m_pData);
43 }
44 void CPDF_Metadata::LoadDoc(CPDF_Document* pDoc) {
45 FXSYS_assert(pDoc != NULL);
46 ((PDFDOC_LPMETADATA)m_pData)->m_pDoc = pDoc;
47 CPDF_Dictionary* pRoot = pDoc->GetRoot();
48 CPDF_Stream* pStream = pRoot->GetStream(FX_BSTRC("Metadata"));
49 if (!pStream) {
50 return;
51 }
52 CPDF_StreamAcc acc;
53 acc.LoadAllData(pStream, FALSE);
54 int size = acc.GetSize();
55 const uint8_t* pBuf = acc.GetData();
56 CXML_Element*& pXmlElmnt = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
57 pXmlElmnt = CXML_Element::Parse(pBuf, size);
58 if (!pXmlElmnt) {
59 return;
60 }
61 CXML_Element*& pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
62 if (pXmlElmnt->GetTagName() == FX_BSTRC("RDF")) {
63 pElmntRdf = pXmlElmnt;
64 } else {
65 pElmntRdf = pXmlElmnt->GetElement(NULL, FX_BSTRC("RDF"));
66 }
67 }
68 int32_t CPDF_Metadata::GetString(const CFX_ByteStringC& bsItem,
69 CFX_WideString& wsStr) {
70 if (!((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt) {
71 return -1;
72 }
73 if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap) {
74 return -1;
75 }
76 void* szTag;
77 if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap->Lookup(bsItem, szTag)) {
78 return -1;
79 }
80 CFX_ByteString bsTag = (const FX_CHAR*)szTag;
81 wsStr = L"";
82 CXML_Element* pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
83 if (!pElmntRdf) {
84 return -1;
85 }
86 int nChild = pElmntRdf->CountChildren();
87 for (int i = 0; i < nChild; i++) {
88 CXML_Element* pTag =
89 pElmntRdf->GetElement(NULL, FX_BSTRC("Description"), i);
90 if (!pTag) {
91 continue;
36 } 92 }
37 93 if (bsItem == FX_BSTRC("Title") || bsItem == FX_BSTRC("Subject")) {
94 CXML_Element* pElmnt = pTag->GetElement(NULL, bsTag);
95 if (!pElmnt) {
96 continue;
97 }
98 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Alt"));
99 if (!pElmnt) {
100 continue;
101 }
102 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
103 if (!pElmnt) {
104 continue;
105 }
106 wsStr = pElmnt->GetContent(0);
107 return wsStr.GetLength();
108 }
109 if (bsItem == FX_BSTRC("Author")) {
110 CXML_Element* pElmnt = pTag->GetElement(NULL, bsTag);
111 if (!pElmnt) {
112 continue;
113 }
114 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Seq"));
115 if (!pElmnt) {
116 continue;
117 }
118 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
119 if (!pElmnt) {
120 continue;
121 }
122 wsStr = pElmnt->GetContent(0);
123 return wsStr.GetLength();
124 }
125 CXML_Element* pElmnt = pTag->GetElement(NULL, bsTag);
126 if (!pElmnt) {
127 continue;
128 }
129 wsStr = pElmnt->GetContent(0);
130 return wsStr.GetLength();
131 }
132 return -1;
38 } 133 }
39 CPDF_Metadata::~CPDF_Metadata() 134 CXML_Element* CPDF_Metadata::GetRoot() const {
40 { 135 return ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
41 FXSYS_assert(m_pData != NULL);
42 CXML_Element *&p = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
43 delete p;
44 CFX_CMapByteStringToPtr *pStringMap = ((PDFDOC_LPMETADATA)m_pData)->m_pStrin gMap;
45 if (pStringMap) {
46 pStringMap->RemoveAll();
47 delete pStringMap;
48 }
49 FX_Free(m_pData);
50 } 136 }
51 void CPDF_Metadata::LoadDoc(CPDF_Document *pDoc) 137 CXML_Element* CPDF_Metadata::GetRDF() const {
52 { 138 return ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
53 FXSYS_assert(pDoc != NULL);
54 ((PDFDOC_LPMETADATA)m_pData)->m_pDoc = pDoc;
55 CPDF_Dictionary *pRoot = pDoc->GetRoot();
56 CPDF_Stream *pStream = pRoot->GetStream(FX_BSTRC("Metadata"));
57 if (!pStream) {
58 return;
59 }
60 CPDF_StreamAcc acc;
61 acc.LoadAllData(pStream, FALSE);
62 int size = acc.GetSize();
63 const uint8_t* pBuf = acc.GetData();
64 CXML_Element *&pXmlElmnt = ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
65 pXmlElmnt = CXML_Element::Parse(pBuf, size);
66 if (!pXmlElmnt) {
67 return;
68 }
69 CXML_Element *&pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
70 if (pXmlElmnt->GetTagName() == FX_BSTRC("RDF")) {
71 pElmntRdf = pXmlElmnt;
72 } else {
73 pElmntRdf = pXmlElmnt->GetElement(NULL, FX_BSTRC("RDF"));
74 }
75 } 139 }
76 int32_t CPDF_Metadata::GetString(const CFX_ByteStringC& bsItem, CFX_WideString & wsStr)
77 {
78 if (!((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt) {
79 return -1;
80 }
81 if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap) {
82 return -1;
83 }
84 void *szTag;
85 if (!((PDFDOC_LPMETADATA)m_pData)->m_pStringMap->Lookup(bsItem, szTag)) {
86 return -1;
87 }
88 CFX_ByteString bsTag = (const FX_CHAR*)szTag;
89 wsStr = L"";
90 CXML_Element *pElmntRdf = ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
91 if (!pElmntRdf) {
92 return -1;
93 }
94 int nChild = pElmntRdf->CountChildren();
95 for (int i = 0; i < nChild; i++) {
96 CXML_Element *pTag = pElmntRdf->GetElement(NULL, FX_BSTRC("Description") , i);
97 if (!pTag) {
98 continue;
99 }
100 if (bsItem == FX_BSTRC("Title") || bsItem == FX_BSTRC("Subject")) {
101 CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
102 if (!pElmnt) {
103 continue;
104 }
105 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Alt"));
106 if (!pElmnt) {
107 continue;
108 }
109 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
110 if (!pElmnt) {
111 continue;
112 }
113 wsStr = pElmnt->GetContent(0);
114 return wsStr.GetLength();
115 }
116 if (bsItem == FX_BSTRC("Author")) {
117 CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
118 if (!pElmnt) {
119 continue;
120 }
121 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("Seq"));
122 if (!pElmnt) {
123 continue;
124 }
125 pElmnt = pElmnt->GetElement(NULL, FX_BSTRC("li"));
126 if (!pElmnt) {
127 continue;
128 }
129 wsStr = pElmnt->GetContent(0);
130 return wsStr.GetLength();
131 }
132 CXML_Element *pElmnt = pTag->GetElement(NULL, bsTag);
133 if (!pElmnt) {
134 continue;
135 }
136 wsStr = pElmnt->GetContent(0);
137 return wsStr.GetLength();
138 }
139 return -1;
140 }
141 CXML_Element* CPDF_Metadata::GetRoot() const
142 {
143 return ((PDFDOC_LPMETADATA)m_pData)->m_pXmlElmnt;
144 }
145 CXML_Element* CPDF_Metadata::GetRDF() const
146 {
147 return ((PDFDOC_LPMETADATA)m_pData)->m_pElmntRdf;
148 }
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