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// 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
#ifndef XFA_FXFA_PARSER_CXFA_DOCUMENT_H_
#define XFA_FXFA_PARSER_CXFA_DOCUMENT_H_
#include <map>
#include <memory>
#include <vector>
#include "core/fxcrt/unowned_ptr.h"
#include "fxjs/gc/heap.h"
#include "third_party/base/optional.h"
#include "third_party/base/span.h"
#include "v8/include/cppgc/garbage-collected.h"
#include "v8/include/cppgc/member.h"
#include "v8/include/cppgc/persistent.h"
#include "v8/include/cppgc/visitor.h"
#include "xfa/fxfa/fxfa.h"
#include "xfa/fxfa/parser/cxfa_localemgr.h"
#include "xfa/fxfa/parser/cxfa_nodeowner.h"
class CFXJSE_Engine;
class CJS_Runtime;
class CScript_DataWindow;
class CScript_EventPseudoModel;
class CScript_HostPseudoModel;
class CScript_LayoutPseudoModel;
class CScript_LogPseudoModel;
class CScript_SignaturePseudoModel;
class CXFA_FFNotify;
class CXFA_Node;
class CXFA_Object;
namespace cppgc {
class Heap;
} // namespace cppgc
enum XFA_VERSION {
XFA_VERSION_UNKNOWN = 0,
XFA_VERSION_200 = 200,
XFA_VERSION_202 = 202,
XFA_VERSION_204 = 204,
XFA_VERSION_205 = 205,
XFA_VERSION_206 = 206,
XFA_VERSION_207 = 207,
XFA_VERSION_208 = 208,
XFA_VERSION_300 = 300,
XFA_VERSION_301 = 301,
XFA_VERSION_303 = 303,
XFA_VERSION_306 = 306,
XFA_VERSION_DEFAULT = XFA_VERSION_303,
XFA_VERSION_MIN = 200,
XFA_VERSION_MAX = 400,
};
class CXFA_Document final : public cppgc::GarbageCollected<CXFA_Document> {
public:
class LayoutProcessorIface
: public cppgc::GarbageCollected<LayoutProcessorIface> {
public:
LayoutProcessorIface();
virtual ~LayoutProcessorIface();
virtual void Trace(cppgc::Visitor* visitor) const;
virtual void SetForceRelayout(bool enable) = 0;
virtual void AddChangedContainer(CXFA_Node* pContainer) = 0;
void SetDocument(CXFA_Document* pDocument) { m_pDocument = pDocument; }
CXFA_Document* GetDocument() const { return m_pDocument; }
private:
cppgc::Member<CXFA_Document> m_pDocument;
};
CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
~CXFA_Document();
void Trace(cppgc::Visitor* visitor) const;
bool HasScriptContext() const { return !!m_pScriptContext; }
CFXJSE_Engine* InitScriptContext(CJS_Runtime* fxjs_runtime);
// Only safe to call in situations where the context is known to exist,
// and always returns non-NULL in those situations. In other words, we have
// to call InitScriptContext() first to avoid a situation where the context
// won't have an isolate set into it.
CFXJSE_Engine* GetScriptContext() const;
CXFA_FFNotify* GetNotify() const { return notify_.Get(); }
CXFA_NodeOwner* GetNodeOwner() { return node_owner_; }
cppgc::Heap* GetHeap() const;
CXFA_LocaleMgr* GetLocaleMgr();
CXFA_Object* GetXFAObject(XFA_HashCode wsNodeNameHash);
CXFA_Node* GetNodeByID(CXFA_Node* pRoot, WideStringView wsID) const;
CXFA_Node* GetNotBindNode(
pdfium::span<cppgc::Member<CXFA_Object>> arrayNodes) const;
LayoutProcessorIface* GetLayoutProcessor() const {
return m_pLayoutProcessor;
}
CXFA_Node* GetRoot() const { return m_pRootNode; }
void SetRoot(CXFA_Node* pNewRoot) { m_pRootNode = pNewRoot; }
bool is_strict_scoping() const { return m_bStrictScoping; }
void set_is_strict_scoping() { m_bStrictScoping = true; }
bool is_scripting() const { return m_bScripting; }
void set_is_scripting() { m_bScripting = true; }
bool IsInteractive();
XFA_VERSION GetCurVersionMode() const { return m_eCurVersionMode; }
XFA_VERSION RecognizeXFAVersionNumber(const WideString& wsTemplateNS);
FormType GetFormType() const;
CXFA_Node* CreateNode(XFA_PacketType packet, XFA_Element eElement);
void DoProtoMerge();
void DoDataMerge();
void DoDataRemerge(bool bDoDataMerge);
CXFA_Node* DataMerge_CopyContainer(CXFA_Node* pTemplateNode,
CXFA_Node* pFormNode,
CXFA_Node* pDataScope,
bool bOneInstance,
bool bDataMerge,
bool bUpLevel);
void DataMerge_UpdateBindingRelations(CXFA_Node* pFormUpdateRoot);
void ClearLayoutData();
CXFA_Node* GetGlobalBinding(uint32_t dwNameHash);
void RegisterGlobalBinding(uint32_t dwNameHash, CXFA_Node* pDataNode);
size_t GetPendingNodesCount() const;
CXFA_Node* GetPendingNodeAtIndex(size_t index) const;
void AppendPendingNode(CXFA_Node* node);
void ClearPendingNodes();
void SetPendingNodesUnusedAndUnbound();
private:
CXFA_Document(CXFA_FFNotify* notify,
cppgc::Heap* heap,
LayoutProcessorIface* pLayout);
UnownedPtr<cppgc::Heap> heap_;
cppgc::Member<CXFA_FFNotify> const notify_;
cppgc::Member<CXFA_NodeOwner> const node_owner_;
cppgc::Member<CXFA_Node> m_pRootNode;
std::unique_ptr<CFXJSE_Engine> m_pScriptContext;
cppgc::Member<LayoutProcessorIface> m_pLayoutProcessor;
cppgc::Member<CXFA_LocaleMgr> m_pLocaleMgr;
cppgc::Member<CScript_DataWindow> m_pScriptDataWindow;
cppgc::Member<CScript_EventPseudoModel> m_pScriptEvent;
cppgc::Member<CScript_HostPseudoModel> m_pScriptHost;
cppgc::Member<CScript_LogPseudoModel> m_pScriptLog;
cppgc::Member<CScript_LayoutPseudoModel> m_pScriptLayout;
cppgc::Member<CScript_SignaturePseudoModel> m_pScriptSignature;
std::map<uint32_t, cppgc::Member<CXFA_Node>> m_rgGlobalBinding;
std::vector<cppgc::Member<CXFA_Node>> m_pPendingPageSet;
XFA_VERSION m_eCurVersionMode = XFA_VERSION_DEFAULT;
Optional<bool> m_Interactive;
bool m_bStrictScoping = false;
bool m_bScripting = false;
};
#endif // XFA_FXFA_PARSER_CXFA_DOCUMENT_H_