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path: root/xfa/fxfa/parser/xfa_script_imp.cpp
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Diffstat (limited to 'xfa/fxfa/parser/xfa_script_imp.cpp')
-rw-r--r--xfa/fxfa/parser/xfa_script_imp.cpp781
1 files changed, 781 insertions, 0 deletions
diff --git a/xfa/fxfa/parser/xfa_script_imp.cpp b/xfa/fxfa/parser/xfa_script_imp.cpp
new file mode 100644
index 0000000000..275f4944fc
--- /dev/null
+++ b/xfa/fxfa/parser/xfa_script_imp.cpp
@@ -0,0 +1,781 @@
+// 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 "xfa/fxfa/parser/xfa_script_imp.h"
+
+#include "core/include/fxcrt/fx_ext.h"
+#include "xfa/fxfa/fm2js/xfa_fm2jsapi.h"
+#include "xfa/fxfa/parser/xfa_docdata.h"
+#include "xfa/fxfa/parser/xfa_doclayout.h"
+#include "xfa/fxfa/parser/xfa_document.h"
+#include "xfa/fxfa/parser/xfa_localemgr.h"
+#include "xfa/fxfa/parser/xfa_object.h"
+#include "xfa/fxfa/parser/xfa_parser.h"
+#include "xfa/fxfa/parser/xfa_script.h"
+#include "xfa/fxfa/parser/xfa_script_nodehelper.h"
+#include "xfa/fxfa/parser/xfa_script_resolveprocessor.h"
+#include "xfa/fxfa/parser/xfa_utils.h"
+
+CXFA_ScriptContext::CXFA_ScriptContext(CXFA_Document* pDocument)
+ : m_pDocument(pDocument),
+ m_hJsContext(nullptr),
+ m_hJsRuntime(nullptr),
+ m_hJsClass(nullptr),
+ m_eScriptType(XFA_SCRIPTLANGTYPE_Unkown),
+ m_pScriptNodeArray(nullptr),
+ m_pResolveProcessor(nullptr),
+ m_hFM2JSContext(nullptr),
+ m_pThisObject(nullptr),
+ m_dwBuiltInInFlags(0),
+ m_eRunAtType(XFA_ATTRIBUTEENUM_Client) {
+ FXSYS_memset(&m_JsGlobalClass, 0, sizeof(FXJSE_CLASS));
+ FXSYS_memset(&m_JsNormalClass, 0, sizeof(FXJSE_CLASS));
+}
+CXFA_ScriptContext::~CXFA_ScriptContext() {
+ FX_POSITION ps = m_mapXFAToHValue.GetStartPosition();
+ while (ps) {
+ CXFA_Object* pXFAObj;
+ FXJSE_HVALUE pValue;
+ m_mapXFAToHValue.GetNextAssoc(ps, pXFAObj, pValue);
+ FXJSE_Value_Release(pValue);
+ }
+ m_mapXFAToHValue.RemoveAll();
+ ReleaseVariablesMap();
+ if (m_hFM2JSContext) {
+ XFA_FM2JS_ContextRelease(m_hFM2JSContext);
+ m_hFM2JSContext = NULL;
+ }
+ if (m_hJsContext) {
+ FXJSE_Context_Release(m_hJsContext);
+ m_hJsContext = NULL;
+ }
+ if (m_pResolveProcessor) {
+ delete m_pResolveProcessor;
+ m_pResolveProcessor = NULL;
+ }
+ m_upObjectArray.RemoveAll();
+ for (int32_t i = 0; i < m_CacheListArray.GetSize(); i++) {
+ delete ((CXFA_NodeList*)m_CacheListArray[i]);
+ }
+ m_CacheListArray.RemoveAll();
+}
+void CXFA_ScriptContext::Initialize(FXJSE_HRUNTIME hRuntime) {
+ m_hJsRuntime = hRuntime;
+ DefineJsContext();
+ DefineJsClass();
+ m_pResolveProcessor = new CXFA_ResolveProcessor;
+}
+void CXFA_ScriptContext::Release() {
+ delete this;
+}
+FX_BOOL CXFA_ScriptContext::RunScript(XFA_SCRIPTLANGTYPE eScriptType,
+ const CFX_WideStringC& wsScript,
+ FXJSE_HVALUE hRetValue,
+ CXFA_Object* pThisObject) {
+ CFX_ByteString btScript;
+ XFA_SCRIPTLANGTYPE eSaveType = m_eScriptType;
+ m_eScriptType = eScriptType;
+ if (eScriptType == XFA_SCRIPTLANGTYPE_Formcalc) {
+ if (!m_hFM2JSContext) {
+ m_hFM2JSContext = XFA_FM2JS_ContextCreate();
+ XFA_FM2JS_ContextInitialize(m_hFM2JSContext, m_hJsRuntime, m_hJsContext,
+ m_pDocument);
+ }
+ CFX_WideTextBuf wsJavaScript;
+ CFX_WideString wsErrorInfo;
+ int32_t iFlags = XFA_FM2JS_Translate(wsScript, wsJavaScript, wsErrorInfo);
+ if (iFlags) {
+ FXJSE_Value_SetUndefined(hRetValue);
+ return FALSE;
+ }
+ btScript =
+ FX_UTF8Encode(wsJavaScript.GetBuffer(), wsJavaScript.GetLength());
+ } else {
+ btScript = FX_UTF8Encode(wsScript.GetPtr(), wsScript.GetLength());
+ }
+ CXFA_Object* pOriginalObject = m_pThisObject;
+ m_pThisObject = pThisObject;
+ FXJSE_HVALUE pValue = pThisObject ? GetJSValueFromMap(pThisObject) : NULL;
+ FX_BOOL bRet = FXJSE_ExecuteScript(m_hJsContext, btScript, hRetValue, pValue);
+ m_pThisObject = pOriginalObject;
+ m_eScriptType = eSaveType;
+ return bRet;
+}
+void CXFA_ScriptContext::GlobalPropertySetter(FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FXJSE_HVALUE hValue) {
+ CXFA_Object* lpOrginalNode =
+ (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ CXFA_Document* pDoc = lpOrginalNode->GetDocument();
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pDoc->GetScriptContext();
+ CXFA_Object* lpCurNode = lpScriptContext->GetVariablesThis(lpOrginalNode);
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ FX_DWORD dwFlag = XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings |
+ XFA_RESOLVENODE_Children | XFA_RESOLVENODE_Properties |
+ XFA_RESOLVENODE_Attributes;
+ CXFA_Node* pRefNode = ToNode(lpScriptContext->GetThisObject());
+ if (lpOrginalNode->GetObjectType() == XFA_OBJECTTYPE_VariablesThis) {
+ pRefNode = ToNode(lpCurNode);
+ }
+ if (lpScriptContext->QueryNodeByFlag(pRefNode, wsPropName, hValue, dwFlag,
+ TRUE)) {
+ return;
+ }
+ if (lpOrginalNode->GetObjectType() == XFA_OBJECTTYPE_VariablesThis) {
+ if (FXJSE_Value_IsUndefined(hValue)) {
+ FXJSE_Value_SetObjectOwnProp(hObject, szPropName, hValue);
+ return;
+ }
+ }
+ IXFA_Notify* pNotify = pDoc->GetNotify();
+ if (!pNotify) {
+ return;
+ }
+ pNotify->GetDocProvider()->SetGlobalProperty(pNotify->GetHDOC(), szPropName,
+ hValue);
+}
+FX_BOOL CXFA_ScriptContext::QueryNodeByFlag(CXFA_Node* refNode,
+ const CFX_WideStringC& propname,
+ FXJSE_HVALUE hValue,
+ FX_DWORD dwFlag,
+ FX_BOOL bSetting) {
+ if (!refNode)
+ return false;
+ XFA_RESOLVENODE_RS resolveRs;
+ if (ResolveObjects(refNode, propname, resolveRs, dwFlag) <= 0)
+ return false;
+ if (resolveRs.dwFlags == XFA_RESOVENODE_RSTYPE_Nodes) {
+ FXJSE_HVALUE pValue = GetJSValueFromMap(resolveRs.nodes[0]);
+ FXJSE_Value_Set(hValue, pValue);
+ return true;
+ }
+ if (resolveRs.dwFlags == XFA_RESOVENODE_RSTYPE_Attribute) {
+ const XFA_SCRIPTATTRIBUTEINFO* lpAttributeInfo = resolveRs.pScriptAttribute;
+ if (lpAttributeInfo) {
+ (resolveRs.nodes[0]->*(lpAttributeInfo->lpfnCallback))(
+ hValue, bSetting, (XFA_ATTRIBUTE)lpAttributeInfo->eAttribute);
+ }
+ }
+ return true;
+}
+void CXFA_ScriptContext::GlobalPropertyGetter(FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FXJSE_HVALUE hValue) {
+ CXFA_Object* pOrginalObject =
+ (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ CXFA_Document* pDoc = pOrginalObject->GetDocument();
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pDoc->GetScriptContext();
+ CXFA_Object* lpCurNode = lpScriptContext->GetVariablesThis(pOrginalObject);
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ if (lpScriptContext->GetType() == XFA_SCRIPTLANGTYPE_Formcalc) {
+ if (szPropName == FOXIT_XFA_FM2JS_FORMCALC_RUNTIME) {
+ XFA_FM2JS_GlobalPropertyGetter(lpScriptContext->m_hFM2JSContext, hValue);
+ return;
+ }
+ uint32_t uHashCode =
+ FX_HashCode_String_GetW(wsPropName, wsPropName.GetLength());
+ if (uHashCode != XFA_HASHCODE_Layout) {
+ CXFA_Object* pObject =
+ lpScriptContext->GetDocument()->GetXFAObject(uHashCode);
+ if (pObject) {
+ FXJSE_Value_Set(hValue, lpScriptContext->GetJSValueFromMap(pObject));
+ return;
+ }
+ }
+ }
+ FX_DWORD dwFlag = XFA_RESOLVENODE_Children | XFA_RESOLVENODE_Properties |
+ XFA_RESOLVENODE_Attributes;
+ CXFA_Node* pRefNode = ToNode(lpScriptContext->GetThisObject());
+ if (pOrginalObject->GetObjectType() == XFA_OBJECTTYPE_VariablesThis) {
+ pRefNode = ToNode(lpCurNode);
+ }
+ if (lpScriptContext->QueryNodeByFlag(pRefNode, wsPropName, hValue, dwFlag,
+ FALSE)) {
+ return;
+ }
+ dwFlag = XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings;
+ if (lpScriptContext->QueryNodeByFlag(pRefNode, wsPropName, hValue, dwFlag,
+ FALSE)) {
+ return;
+ }
+ CXFA_Object* pScriptObject =
+ lpScriptContext->GetVariablesThis(pOrginalObject, TRUE);
+ if (pScriptObject &&
+ lpScriptContext->QueryVariableHValue(pScriptObject->AsNode(), szPropName,
+ hValue, TRUE)) {
+ return;
+ }
+ IXFA_Notify* pNotify = pDoc->GetNotify();
+ if (!pNotify) {
+ return;
+ }
+ pNotify->GetDocProvider()->GetGlobalProperty(pNotify->GetHDOC(), szPropName,
+ hValue);
+}
+void CXFA_ScriptContext::NormalPropertyGetter(FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FXJSE_HVALUE hValue) {
+ CXFA_Object* pOrginalObject =
+ (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ if (pOrginalObject == NULL) {
+ FXJSE_Value_SetUndefined(hValue);
+ return;
+ }
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pOrginalObject->GetDocument()->GetScriptContext();
+ CXFA_Object* pObject = lpScriptContext->GetVariablesThis(pOrginalObject);
+ if (wsPropName == FX_WSTRC(L"xfa")) {
+ FXJSE_HVALUE pValue = lpScriptContext->GetJSValueFromMap(
+ lpScriptContext->GetDocument()->GetRoot());
+ FXJSE_Value_Set(hValue, pValue);
+ return;
+ }
+ FX_DWORD dwFlag = XFA_RESOLVENODE_Children | XFA_RESOLVENODE_Properties |
+ XFA_RESOLVENODE_Attributes;
+ FX_BOOL bRet = lpScriptContext->QueryNodeByFlag(ToNode(pObject), wsPropName,
+ hValue, dwFlag, FALSE);
+ if (bRet) {
+ return;
+ }
+ if (pObject == lpScriptContext->GetThisObject() ||
+ (lpScriptContext->GetType() == XFA_SCRIPTLANGTYPE_Javascript &&
+ !lpScriptContext->IsStrictScopeInJavaScript())) {
+ dwFlag = XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings;
+ bRet = lpScriptContext->QueryNodeByFlag(ToNode(pObject), wsPropName, hValue,
+ dwFlag, FALSE);
+ }
+ if (bRet) {
+ return;
+ }
+ CXFA_Object* pScriptObject =
+ lpScriptContext->GetVariablesThis(pOrginalObject, TRUE);
+ if (pScriptObject) {
+ bRet = lpScriptContext->QueryVariableHValue(ToNode(pScriptObject),
+ szPropName, hValue, TRUE);
+ }
+ if (!bRet) {
+ FXJSE_Value_SetUndefined(hValue);
+ }
+}
+void CXFA_ScriptContext::NormalPropertySetter(FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FXJSE_HVALUE hValue) {
+ CXFA_Object* pOrginalObject =
+ (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ if (pOrginalObject == NULL) {
+ return;
+ }
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pOrginalObject->GetDocument()->GetScriptContext();
+ CXFA_Object* pObject = lpScriptContext->GetVariablesThis(pOrginalObject);
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ const XFA_SCRIPTATTRIBUTEINFO* lpAttributeInfo =
+ XFA_GetScriptAttributeByName(pObject->GetClassID(), wsPropName);
+ if (lpAttributeInfo) {
+ (pObject->*(lpAttributeInfo->lpfnCallback))(
+ hValue, TRUE, (XFA_ATTRIBUTE)lpAttributeInfo->eAttribute);
+ } else {
+ if (pObject->IsNode()) {
+ if (wsPropName.GetAt(0) == '#') {
+ wsPropName = wsPropName.Right(wsPropName.GetLength() - 1);
+ }
+ CXFA_Node* pNode = ToNode(pObject);
+ CXFA_Node* pPropOrChild = NULL;
+ const XFA_ELEMENTINFO* lpElementInfo = XFA_GetElementByName(wsPropName);
+ if (lpElementInfo) {
+ pPropOrChild = pNode->GetProperty(0, lpElementInfo->eName);
+ } else {
+ pPropOrChild = pNode->GetFirstChildByName(wsPropName);
+ }
+ if (pPropOrChild) {
+ CFX_WideString wsDefaultName = FX_WSTRC(L"{default}");
+ const XFA_SCRIPTATTRIBUTEINFO* lpAttributeInfo =
+ XFA_GetScriptAttributeByName(pPropOrChild->GetClassID(),
+ wsDefaultName);
+ if (lpAttributeInfo) {
+ (pPropOrChild->*(lpAttributeInfo->lpfnCallback))(
+ hValue, TRUE, (XFA_ATTRIBUTE)lpAttributeInfo->eAttribute);
+ return;
+ }
+ }
+ }
+ CXFA_Object* pScriptObject =
+ lpScriptContext->GetVariablesThis(pOrginalObject, TRUE);
+ if (pScriptObject) {
+ lpScriptContext->QueryVariableHValue(ToNode(pScriptObject), szPropName,
+ hValue, FALSE);
+ }
+ }
+}
+int32_t CXFA_ScriptContext::NormalPropTypeGetter(
+ FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FX_BOOL bQueryIn) {
+ CXFA_Object* pObject = (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ if (pObject == NULL) {
+ return FXJSE_ClassPropType_None;
+ }
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pObject->GetDocument()->GetScriptContext();
+ pObject = lpScriptContext->GetVariablesThis(pObject);
+ XFA_ELEMENT objElement = pObject->GetClassID();
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ if (XFA_GetMethodByName(objElement, wsPropName)) {
+ return FXJSE_ClassPropType_Method;
+ }
+ if (bQueryIn && !XFA_GetScriptAttributeByName(objElement, wsPropName)) {
+ return FXJSE_ClassPropType_None;
+ }
+ return FXJSE_ClassPropType_Property;
+}
+int32_t CXFA_ScriptContext::GlobalPropTypeGetter(
+ FXJSE_HOBJECT hObject,
+ const CFX_ByteStringC& szPropName,
+ FX_BOOL bQueryIn) {
+ CXFA_Object* pObject = (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ if (pObject == NULL) {
+ return FXJSE_ClassPropType_None;
+ }
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pObject->GetDocument()->GetScriptContext();
+ pObject = lpScriptContext->GetVariablesThis(pObject);
+ XFA_ELEMENT objElement = pObject->GetClassID();
+ CFX_WideString wsPropName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szPropName.GetPtr(), szPropName.GetLength());
+ if (XFA_GetMethodByName(objElement, wsPropName)) {
+ return FXJSE_ClassPropType_Method;
+ }
+ return FXJSE_ClassPropType_Property;
+}
+void CXFA_ScriptContext::NormalMethodCall(FXJSE_HOBJECT hThis,
+ const CFX_ByteStringC& szFuncName,
+ CFXJSE_Arguments& args) {
+ CXFA_Object* pObject = (CXFA_Object*)FXJSE_Value_ToObject(hThis, NULL);
+ if (pObject == NULL) {
+ return;
+ }
+ CXFA_ScriptContext* lpScriptContext =
+ (CXFA_ScriptContext*)pObject->GetDocument()->GetScriptContext();
+ pObject = lpScriptContext->GetVariablesThis(pObject);
+ CFX_WideString wsFunName = CFX_WideString::FromUTF8(
+ (const FX_CHAR*)szFuncName.GetPtr(), szFuncName.GetLength());
+ const XFA_METHODINFO* lpMethodInfo =
+ XFA_GetMethodByName(pObject->GetClassID(), wsFunName);
+ if (NULL == lpMethodInfo) {
+ return;
+ }
+ (pObject->*(lpMethodInfo->lpfnCallback))(&args);
+}
+FX_BOOL CXFA_ScriptContext::IsStrictScopeInJavaScript() {
+ return m_pDocument->HasFlag(XFA_DOCFLAG_StrictScoping);
+}
+XFA_SCRIPTLANGTYPE CXFA_ScriptContext::GetType() {
+ return m_eScriptType;
+}
+void CXFA_ScriptContext::DefineJsContext() {
+ m_JsGlobalClass.constructor = NULL;
+ m_JsGlobalClass.name = "Root";
+ m_JsGlobalClass.propNum = 0;
+ m_JsGlobalClass.properties = NULL;
+ m_JsGlobalClass.methNum = 0;
+ m_JsGlobalClass.methods = NULL;
+ m_JsGlobalClass.dynPropGetter = CXFA_ScriptContext::GlobalPropertyGetter;
+ m_JsGlobalClass.dynPropSetter = CXFA_ScriptContext::GlobalPropertySetter;
+ m_JsGlobalClass.dynPropTypeGetter = CXFA_ScriptContext::GlobalPropTypeGetter;
+ m_JsGlobalClass.dynPropDeleter = NULL;
+ m_JsGlobalClass.dynMethodCall = CXFA_ScriptContext::NormalMethodCall;
+ m_hJsContext = FXJSE_Context_Create(m_hJsRuntime, &m_JsGlobalClass,
+ m_pDocument->GetRoot());
+ RemoveBuiltInObjs(m_hJsContext);
+ FXJSE_Context_EnableCompatibleMode(
+ m_hJsContext, FXJSE_COMPATIBLEMODEFLAG_CONSTRUCTOREXTRAMETHODS);
+}
+FXJSE_HCONTEXT CXFA_ScriptContext::CreateVariablesContext(
+ CXFA_Node* pScriptNode,
+ CXFA_Node* pSubform) {
+ if (pScriptNode == NULL || pSubform == NULL) {
+ return NULL;
+ }
+ if (m_mapVariableToHValue.GetCount() == 0) {
+ m_JsGlobalVariablesClass.constructor = NULL;
+ m_JsGlobalVariablesClass.name = "XFAScriptObject";
+ m_JsGlobalVariablesClass.propNum = 0;
+ m_JsGlobalVariablesClass.properties = NULL;
+ m_JsGlobalVariablesClass.methNum = 0;
+ m_JsGlobalVariablesClass.methods = NULL;
+ m_JsGlobalVariablesClass.dynPropGetter =
+ CXFA_ScriptContext::GlobalPropertyGetter;
+ m_JsGlobalVariablesClass.dynPropSetter =
+ CXFA_ScriptContext::GlobalPropertySetter;
+ m_JsGlobalVariablesClass.dynPropTypeGetter =
+ CXFA_ScriptContext::NormalPropTypeGetter;
+ m_JsGlobalVariablesClass.dynPropDeleter = NULL;
+ m_JsGlobalVariablesClass.dynMethodCall =
+ CXFA_ScriptContext::NormalMethodCall;
+ }
+ CXFA_ThisProxy* lpVariableNode = new CXFA_ThisProxy(pSubform, pScriptNode);
+ FXJSE_HCONTEXT hVariablesContext = FXJSE_Context_Create(
+ m_hJsRuntime, &m_JsGlobalVariablesClass, (CXFA_Object*)lpVariableNode);
+ RemoveBuiltInObjs(hVariablesContext);
+ FXJSE_Context_EnableCompatibleMode(
+ hVariablesContext, FXJSE_COMPATIBLEMODEFLAG_CONSTRUCTOREXTRAMETHODS);
+ m_mapVariableToHValue.SetAt(pScriptNode, hVariablesContext);
+ return hVariablesContext;
+}
+CXFA_Object* CXFA_ScriptContext::GetVariablesThis(CXFA_Object* pObject,
+ FX_BOOL bScriptNode) {
+ if (pObject->GetObjectType() == XFA_OBJECTTYPE_VariablesThis) {
+ return bScriptNode ? ((CXFA_ThisProxy*)pObject)->GetScriptNode()
+ : ((CXFA_ThisProxy*)pObject)->GetThisNode();
+ }
+ return pObject;
+}
+FX_BOOL CXFA_ScriptContext::RunVariablesScript(CXFA_Node* pScriptNode) {
+ if (pScriptNode == NULL) {
+ return FALSE;
+ }
+ if (pScriptNode->GetClassID() == XFA_ELEMENT_Script) {
+ CXFA_Node* pParent = pScriptNode->GetNodeItem(XFA_NODEITEM_Parent);
+ if (!pParent || pParent->GetClassID() != XFA_ELEMENT_Variables) {
+ return FALSE;
+ }
+ if (m_mapVariableToHValue.GetValueAt(pScriptNode)) {
+ return TRUE;
+ }
+ CXFA_Node* pTextNode = pScriptNode->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (!pTextNode) {
+ return FALSE;
+ }
+ CFX_WideStringC wsScript;
+ if (!pTextNode->TryCData(XFA_ATTRIBUTE_Value, wsScript)) {
+ return FALSE;
+ }
+ CFX_ByteString btScript =
+ FX_UTF8Encode(wsScript.GetPtr(), wsScript.GetLength());
+ FXJSE_HVALUE hRetValue = FXJSE_Value_Create(m_hJsRuntime);
+ CXFA_Node* pThisObject = pParent->GetNodeItem(XFA_NODEITEM_Parent);
+ FXJSE_HCONTEXT hVariablesContext =
+ CreateVariablesContext(pScriptNode, pThisObject);
+ CXFA_Object* pOriginalObject = m_pThisObject;
+ m_pThisObject = pThisObject;
+ FX_BOOL bRet = FXJSE_ExecuteScript(hVariablesContext, btScript, hRetValue);
+ m_pThisObject = pOriginalObject;
+ FXJSE_Value_Release(hRetValue);
+ return bRet;
+ }
+ return TRUE;
+}
+FX_BOOL CXFA_ScriptContext::QueryVariableHValue(
+ CXFA_Node* pScriptNode,
+ const CFX_ByteStringC& szPropName,
+ FXJSE_HVALUE hValue,
+ FX_BOOL bGetter) {
+ if (!pScriptNode || pScriptNode->GetClassID() != XFA_ELEMENT_Script) {
+ return FALSE;
+ }
+ CXFA_Node* variablesNode = pScriptNode->GetNodeItem(XFA_NODEITEM_Parent);
+ if (!variablesNode || variablesNode->GetClassID() != XFA_ELEMENT_Variables) {
+ return FALSE;
+ }
+ FX_BOOL bRes = FALSE;
+ void* lpVariables = m_mapVariableToHValue.GetValueAt(pScriptNode);
+ if (lpVariables) {
+ FXJSE_HCONTEXT hVariableContext = (FXJSE_HCONTEXT)lpVariables;
+ FXJSE_HVALUE hObject = FXJSE_Context_GetGlobalObject(hVariableContext);
+ FXJSE_HVALUE hVariableValue = FXJSE_Value_Create(m_hJsRuntime);
+ if (!bGetter) {
+ FXJSE_Value_SetObjectOwnProp(hObject, szPropName, hValue);
+ bRes = TRUE;
+ } else if (FXJSE_Value_ObjectHasOwnProp(hObject, szPropName, FALSE)) {
+ FXJSE_Value_GetObjectProp(hObject, szPropName, hVariableValue);
+ if (FXJSE_Value_IsFunction(hVariableValue)) {
+ FXJSE_Value_SetFunctionBind(hValue, hVariableValue, hObject);
+ } else if (bGetter) {
+ FXJSE_Value_Set(hValue, hVariableValue);
+ } else {
+ FXJSE_Value_Set(hVariableValue, hValue);
+ }
+ bRes = TRUE;
+ }
+ FXJSE_Value_Release(hVariableValue);
+ FXJSE_Value_Release(hObject);
+ }
+ return bRes;
+}
+void CXFA_ScriptContext::ReleaseVariablesMap() {
+ FX_POSITION ps = m_mapVariableToHValue.GetStartPosition();
+ while (ps) {
+ CXFA_Object* pScriptNode;
+ FXJSE_HCONTEXT hVariableContext;
+ m_mapVariableToHValue.GetNextAssoc(ps, pScriptNode, hVariableContext);
+ FXJSE_HVALUE hObject = FXJSE_Context_GetGlobalObject(hVariableContext);
+ CXFA_Object* lpCurNode = (CXFA_Object*)FXJSE_Value_ToObject(hObject, NULL);
+ if (lpCurNode) {
+ delete (CXFA_ThisProxy*)lpCurNode;
+ lpCurNode = NULL;
+ }
+ FXJSE_Value_Release(hObject);
+ FXJSE_Context_Release(hVariableContext);
+ hVariableContext = NULL;
+ }
+ m_mapVariableToHValue.RemoveAll();
+}
+void CXFA_ScriptContext::DefineJsClass() {
+ m_JsNormalClass.constructor = NULL;
+ m_JsNormalClass.name = "XFAObject";
+ m_JsNormalClass.propNum = 0;
+ m_JsNormalClass.properties = NULL;
+ m_JsNormalClass.methNum = 0;
+ m_JsNormalClass.methods = NULL;
+ m_JsNormalClass.dynPropGetter = CXFA_ScriptContext::NormalPropertyGetter;
+ m_JsNormalClass.dynPropSetter = CXFA_ScriptContext::NormalPropertySetter;
+ m_JsNormalClass.dynPropTypeGetter = CXFA_ScriptContext::NormalPropTypeGetter;
+ m_JsNormalClass.dynPropDeleter = NULL;
+ m_JsNormalClass.dynMethodCall = CXFA_ScriptContext::NormalMethodCall;
+ m_hJsClass = FXJSE_DefineClass(m_hJsContext, &m_JsNormalClass);
+}
+void CXFA_ScriptContext::RemoveBuiltInObjs(FXJSE_HCONTEXT jsContext) const {
+ static const CFX_ByteStringC OBJ_NAME[2] = {"Number", "Date"};
+ FXJSE_HVALUE hObject = FXJSE_Context_GetGlobalObject(jsContext);
+ FXJSE_HVALUE hProp = FXJSE_Value_Create(m_hJsRuntime);
+ for (int i = 0; i < 2; ++i) {
+ if (FXJSE_Value_GetObjectProp(hObject, OBJ_NAME[i], hProp))
+ FXJSE_Value_DeleteObjectProp(hObject, OBJ_NAME[i]);
+ }
+ FXJSE_Value_Release(hProp);
+ FXJSE_Value_Release(hObject);
+}
+FXJSE_HCLASS CXFA_ScriptContext::GetJseNormalClass() {
+ return m_hJsClass;
+}
+int32_t CXFA_ScriptContext::ResolveObjects(CXFA_Object* refNode,
+ const CFX_WideStringC& wsExpression,
+ XFA_RESOLVENODE_RS& resolveNodeRS,
+ FX_DWORD dwStyles,
+ CXFA_Node* bindNode) {
+ if (wsExpression.IsEmpty()) {
+ return 0;
+ }
+ if (m_eScriptType != XFA_SCRIPTLANGTYPE_Formcalc ||
+ (dwStyles & (XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings))) {
+ m_upObjectArray.RemoveAll();
+ }
+ if (refNode && refNode->IsNode() &&
+ (dwStyles & (XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings))) {
+ m_upObjectArray.Add(refNode->AsNode());
+ }
+ FX_BOOL bNextCreate = FALSE;
+ if (dwStyles & XFA_RESOLVENODE_CreateNode) {
+ m_pResolveProcessor->GetNodeHelper()->XFA_SetCreateNodeType(bindNode);
+ }
+ m_pResolveProcessor->GetNodeHelper()->m_pCreateParent = NULL;
+ m_pResolveProcessor->GetNodeHelper()->m_iCurAllStart = -1;
+ CXFA_ResolveNodesData rndFind;
+ int32_t nStart = 0;
+ int32_t nLevel = 0;
+ int32_t nRet = -1;
+ rndFind.m_pSC = this;
+ CXFA_ObjArray findNodes;
+ findNodes.Add(refNode ? refNode : m_pDocument->GetRoot());
+ int32_t nNodes = 0;
+ while (TRUE) {
+ nNodes = findNodes.GetSize();
+ int32_t i = 0;
+ rndFind.m_dwStyles = dwStyles;
+ m_pResolveProcessor->m_iCurStart = nStart;
+ nStart = m_pResolveProcessor->XFA_ResolveNodes_GetFilter(wsExpression,
+ nStart, rndFind);
+ if (nStart < 1) {
+ if ((dwStyles & XFA_RESOLVENODE_CreateNode) && !bNextCreate) {
+ CXFA_Node* pDataNode = NULL;
+ nStart = m_pResolveProcessor->GetNodeHelper()->m_iCurAllStart;
+ if (nStart != -1) {
+ pDataNode = m_pDocument->GetNotBindNode(findNodes);
+ if (pDataNode) {
+ findNodes.RemoveAll();
+ findNodes.Add(pDataNode);
+ break;
+ }
+ } else {
+ pDataNode = findNodes[0]->AsNode();
+ findNodes.RemoveAll();
+ findNodes.Add(pDataNode);
+ break;
+ }
+ dwStyles |= XFA_RESOLVENODE_Bind;
+ findNodes.RemoveAll();
+ findNodes.Add(m_pResolveProcessor->GetNodeHelper()->m_pAllStartParent);
+ continue;
+ } else {
+ break;
+ }
+ }
+ if (bNextCreate) {
+ FX_BOOL bCreate =
+ m_pResolveProcessor->GetNodeHelper()->XFA_ResolveNodes_CreateNode(
+ rndFind.m_wsName, rndFind.m_wsCondition,
+ nStart == wsExpression.GetLength(), this);
+ if (bCreate) {
+ continue;
+ } else {
+ break;
+ }
+ }
+ CXFA_ObjArray retNodes;
+ while (i < nNodes) {
+ FX_BOOL bDataBind = FALSE;
+ if (((dwStyles & XFA_RESOLVENODE_Bind) ||
+ (dwStyles & XFA_RESOLVENODE_CreateNode)) &&
+ nNodes > 1) {
+ CXFA_ResolveNodesData rndBind;
+ m_pResolveProcessor->XFA_ResolveNodes_GetFilter(wsExpression, nStart,
+ rndBind);
+ m_pResolveProcessor->XFA_ResolveNode_SetIndexDataBind(
+ rndBind.m_wsCondition, i, nNodes);
+ bDataBind = TRUE;
+ }
+ rndFind.m_CurNode = findNodes[i++];
+ rndFind.m_nLevel = nLevel;
+ rndFind.m_dwFlag = XFA_RESOVENODE_RSTYPE_Nodes;
+ nRet = m_pResolveProcessor->XFA_ResolveNodes(rndFind);
+ if (nRet < 1) {
+ continue;
+ }
+ if (rndFind.m_dwFlag == XFA_RESOVENODE_RSTYPE_Attribute &&
+ rndFind.m_pScriptAttribute && nStart < wsExpression.GetLength()) {
+ FXJSE_HVALUE hValue = FXJSE_Value_Create(m_hJsRuntime);
+ (rndFind.m_Nodes[0]->*(rndFind.m_pScriptAttribute->lpfnCallback))(
+ hValue, FALSE,
+ (XFA_ATTRIBUTE)rndFind.m_pScriptAttribute->eAttribute);
+ rndFind.m_Nodes.SetAt(0,
+ (CXFA_Object*)FXJSE_Value_ToObject(hValue, NULL));
+ FXJSE_Value_Release(hValue);
+ }
+ int32_t iSize = m_upObjectArray.GetSize();
+ if (iSize) {
+ m_upObjectArray.RemoveAt(iSize - 1);
+ }
+ retNodes.Append(rndFind.m_Nodes);
+ rndFind.m_Nodes.RemoveAll();
+ if (bDataBind) {
+ break;
+ }
+ }
+ findNodes.RemoveAll();
+ nNodes = retNodes.GetSize();
+ if (nNodes < 1) {
+ if (dwStyles & XFA_RESOLVENODE_CreateNode) {
+ bNextCreate = TRUE;
+ if (m_pResolveProcessor->GetNodeHelper()->m_pCreateParent == NULL) {
+ m_pResolveProcessor->GetNodeHelper()->m_pCreateParent =
+ ToNode(rndFind.m_CurNode);
+ m_pResolveProcessor->GetNodeHelper()->m_iCreateCount = 1;
+ }
+ FX_BOOL bCreate =
+ m_pResolveProcessor->GetNodeHelper()->XFA_ResolveNodes_CreateNode(
+ rndFind.m_wsName, rndFind.m_wsCondition,
+ nStart == wsExpression.GetLength(), this);
+ if (bCreate) {
+ continue;
+ } else {
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ findNodes.Copy(retNodes);
+ rndFind.m_Nodes.RemoveAll();
+ if (nLevel == 0) {
+ dwStyles &= ~(XFA_RESOLVENODE_Parent | XFA_RESOLVENODE_Siblings);
+ }
+ nLevel++;
+ }
+ if (!bNextCreate) {
+ resolveNodeRS.dwFlags = rndFind.m_dwFlag;
+ if (nNodes > 0) {
+ resolveNodeRS.nodes.Append(findNodes);
+ }
+ if (rndFind.m_dwFlag == XFA_RESOVENODE_RSTYPE_Attribute) {
+ resolveNodeRS.pScriptAttribute = rndFind.m_pScriptAttribute;
+ return 1;
+ }
+ }
+ if (dwStyles & (XFA_RESOLVENODE_CreateNode | XFA_RESOLVENODE_Bind |
+ XFA_RESOLVENODE_BindNew)) {
+ m_pResolveProcessor->XFA_ResolveNode_SetResultCreateNode(
+ resolveNodeRS, rndFind.m_wsCondition);
+ if (!bNextCreate && (dwStyles & XFA_RESOLVENODE_CreateNode)) {
+ resolveNodeRS.dwFlags = XFA_RESOVENODE_RSTYPE_ExistNodes;
+ }
+ return resolveNodeRS.nodes.GetSize();
+ }
+ return nNodes;
+}
+FXJSE_HVALUE CXFA_ScriptContext::GetJSValueFromMap(CXFA_Object* pObject) {
+ if (!pObject) {
+ return NULL;
+ }
+ if (pObject->IsNode()) {
+ RunVariablesScript(pObject->AsNode());
+ }
+ void* pValue = m_mapXFAToHValue.GetValueAt(pObject);
+ if (pValue == NULL) {
+ FXJSE_HVALUE jsHvalue = FXJSE_Value_Create(m_hJsRuntime);
+ FXJSE_Value_SetObject(jsHvalue, pObject, m_hJsClass);
+ m_mapXFAToHValue.SetAt(pObject, jsHvalue);
+ pValue = jsHvalue;
+ }
+ return (FXJSE_HVALUE)pValue;
+}
+int32_t CXFA_ScriptContext::GetIndexByName(CXFA_Node* refNode) {
+ CXFA_NodeHelper* lpNodeHelper = m_pResolveProcessor->GetNodeHelper();
+ return lpNodeHelper->XFA_GetIndex(refNode, XFA_LOGIC_Transparent,
+ lpNodeHelper->XFA_NodeIsProperty(refNode),
+ FALSE);
+}
+int32_t CXFA_ScriptContext::GetIndexByClassName(CXFA_Node* refNode) {
+ CXFA_NodeHelper* lpNodeHelper = m_pResolveProcessor->GetNodeHelper();
+ return lpNodeHelper->XFA_GetIndex(refNode, XFA_LOGIC_Transparent,
+ lpNodeHelper->XFA_NodeIsProperty(refNode),
+ TRUE);
+}
+void CXFA_ScriptContext::GetSomExpression(CXFA_Node* refNode,
+ CFX_WideString& wsExpression) {
+ CXFA_NodeHelper* lpNodeHelper = m_pResolveProcessor->GetNodeHelper();
+ lpNodeHelper->XFA_GetNameExpression(refNode, wsExpression, TRUE,
+ XFA_LOGIC_Transparent);
+}
+void CXFA_ScriptContext::SetNodesOfRunScript(CXFA_NodeArray* pArray) {
+ m_pScriptNodeArray = pArray;
+}
+void CXFA_ScriptContext::AddNodesOfRunScript(const CXFA_NodeArray& nodes) {
+ if (!m_pScriptNodeArray) {
+ return;
+ }
+ if (nodes.GetSize() > 0) {
+ m_pScriptNodeArray->Copy(nodes);
+ }
+}
+void CXFA_ScriptContext::AddNodesOfRunScript(CXFA_Node* pNode) {
+ if (!m_pScriptNodeArray) {
+ return;
+ }
+ if (m_pScriptNodeArray->Find(pNode) == -1) {
+ m_pScriptNodeArray->Add(pNode);
+ }
+}
+IXFA_ScriptContext* XFA_ScriptContext_Create(CXFA_Document* pDocument) {
+ return new CXFA_ScriptContext(pDocument);
+}