xfa/fxfa/parser/xfa_document_datadescription_imp.cpp - Issue 2122373003: Cleanup xfa_document_datamerge files

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Issue 2122373003: Cleanup xfa_document_datamerge files (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master

Patch Set: Created 4 years, 5 months ago

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1 // Copyright 2014 PDFium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

6

7 #include "xfa/fxfa/parser/xfa_doclayout.h"

8 #include "xfa/fxfa/parser/xfa_document.h"

9 #include "xfa/fxfa/parser/xfa_localemgr.h"

10 #include "xfa/fxfa/parser/xfa_object.h"

11 #include "xfa/fxfa/parser/xfa_parser.h"

12 #include "xfa/fxfa/parser/xfa_script.h"

13 #include "xfa/fxfa/parser/xfa_utils.h"

14

15 class CXFA_TraverseStrategy_DDGroup {

16 public:

17 static inline CXFA_Node* GetFirstChild(CXFA_Node* pDDGroupNode) {

18 return pDDGroupNode->GetFirstChildByName(XFA_HASHCODE_Group);

19 }

20 static inline CXFA_Node* GetNextSibling(CXFA_Node* pDDGroupNode) {

21 return pDDGroupNode->GetNextSameNameSibling(XFA_HASHCODE_Group);

22 }

23 static inline CXFA_Node* GetParent(CXFA_Node* pDDGroupNode) {

24 return pDDGroupNode->GetNodeItem(XFA_NODEITEM_Parent);

25 }

26 };

27 void XFA_DataDescription_UpdateDataRelation(CXFA_Node* pDataNode,

28 CXFA_Node* pDataDescriptionNode) {

29 ASSERT(pDataDescriptionNode);

30 for (CXFA_Node* pDataChild = pDataNode->GetNodeItem(XFA_NODEITEM_FirstChild);

31 pDataChild;

32 pDataChild = pDataChild->GetNodeItem(XFA_NODEITEM_NextSibling)) {

33 uint32_t dwNameHash = pDataChild->GetNameHash();

34 if (!dwNameHash)

35 continue;

36

37 CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_DDGroup>

38 sIterator(pDataDescriptionNode);

39 for (CXFA_Node* pDDGroupNode = sIterator.GetCurrent(); pDDGroupNode;

40 pDDGroupNode = sIterator.MoveToNext()) {

41 if (pDDGroupNode != pDataDescriptionNode) {

42 if (pDDGroupNode->GetElementType() != XFA_Element::DataGroup)

43 continue;

44

45 CFX_WideString wsNamespace;

46 if (!pDDGroupNode->TryNamespace(wsNamespace) \|\|

47 wsNamespace != FX_WSTRC(L"http://ns.adobe.com/data-description/")) {

48 continue;

49 }

50 }

51 CXFA_Node* pDDNode = pDDGroupNode->GetFirstChildByName(dwNameHash);

52 if (!pDDNode)

53 continue;

54 if (pDDNode->GetElementType() != pDataChild->GetElementType())

55 break;

56

57 pDataChild->SetDataDescriptionNode(pDDNode);

58 XFA_DataDescription_UpdateDataRelation(pDataChild, pDDNode);

59 break;

60 }

61 }

62 }

63 CXFA_Node* XFA_DataDescription_MaybeCreateDataNode(

64 CXFA_Document* pDocument,

65 CXFA_Node* pDataParent,

66 XFA_Element eNodeType,

67 const CFX_WideString& wsName) {

68 if (!pDataParent) {

69 return nullptr;

70 }

71 CXFA_Node* pParentDDNode = pDataParent->GetDataDescriptionNode();

72 if (!pParentDDNode) {

73 CXFA_Node* pDataNode =

74 pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType);

75 ASSERT(pDataNode);

76 pDataNode->SetCData(XFA_ATTRIBUTE_Name, wsName);

77 pDataNode->CreateXMLMappingNode();

78 pDataParent->InsertChild(pDataNode);

79 pDataNode->SetFlag(XFA_NodeFlag_Initialized, false);

80 return pDataNode;

81 } else {

82 CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_DDGroup>

83 sIterator(pParentDDNode);

84 for (CXFA_Node* pDDGroupNode = sIterator.GetCurrent(); pDDGroupNode;

85 pDDGroupNode = sIterator.MoveToNext()) {

86 if (pDDGroupNode != pParentDDNode) {

87 if (pDDGroupNode->GetElementType() != XFA_Element::DataGroup) {

88 continue;

89 }

90 CFX_WideString wsNamespace;

91 if (!pDDGroupNode->TryNamespace(wsNamespace) \|\|

92 wsNamespace != FX_WSTRC(L"http://ns.adobe.com/data-description/")) {

93 continue;

94 }

95 }

96 CXFA_Node* pDDNode =

97 pDDGroupNode->GetFirstChildByName(wsName.AsStringC());

98 if (!pDDNode) {

99 continue;

100 }

101 if (pDDNode->GetElementType() != eNodeType) {

102 break;

103 }

104 CXFA_Node* pDataNode =

105 pDocument->CreateNode(XFA_XDPPACKET_Datasets, eNodeType);

106 ASSERT(pDataNode);

107 pDataNode->SetCData(XFA_ATTRIBUTE_Name, wsName);

108 pDataNode->CreateXMLMappingNode();

109 if (eNodeType == XFA_Element::DataValue &&

110 pDDNode->GetEnum(XFA_ATTRIBUTE_Contains) ==

111 XFA_ATTRIBUTEENUM_MetaData) {

112 pDataNode->SetEnum(XFA_ATTRIBUTE_Contains, XFA_ATTRIBUTEENUM_MetaData);

113 }

114 pDataParent->InsertChild(pDataNode);

115 pDataNode->SetDataDescriptionNode(pDDNode);

116 pDataNode->SetFlag(XFA_NodeFlag_Initialized, false);

117 return pDataNode;

118 }

119 return nullptr;

120 }

121 }

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