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-rw-r--r--core/fpdfdoc/doc_action.cpp295
1 files changed, 295 insertions, 0 deletions
diff --git a/core/fpdfdoc/doc_action.cpp b/core/fpdfdoc/doc_action.cpp
new file mode 100644
index 0000000000..0af219e47e
--- /dev/null
+++ b/core/fpdfdoc/doc_action.cpp
@@ -0,0 +1,295 @@
+// 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 <vector>
+
+#include "core/include/fpdfapi/cpdf_array.h"
+#include "core/include/fpdfapi/cpdf_document.h"
+#include "core/include/fpdfdoc/fpdf_doc.h"
+
+CPDF_Dest CPDF_Action::GetDest(CPDF_Document* pDoc) const {
+ if (!m_pDict) {
+ return CPDF_Dest();
+ }
+ CFX_ByteString type = m_pDict->GetStringBy("S");
+ if (type != "GoTo" && type != "GoToR") {
+ return CPDF_Dest();
+ }
+ CPDF_Object* pDest = m_pDict->GetElementValue("D");
+ if (!pDest) {
+ return CPDF_Dest();
+ }
+ if (pDest->IsString() || pDest->IsName()) {
+ CPDF_NameTree name_tree(pDoc, "Dests");
+ CFX_ByteStringC name = pDest->GetString();
+ return CPDF_Dest(name_tree.LookupNamedDest(pDoc, name));
+ }
+ if (CPDF_Array* pArray = pDest->AsArray())
+ return CPDF_Dest(pArray);
+ return CPDF_Dest();
+}
+const FX_CHAR* g_sATypes[] = {
+ "Unknown", "GoTo", "GoToR", "GoToE", "Launch",
+ "Thread", "URI", "Sound", "Movie", "Hide",
+ "Named", "SubmitForm", "ResetForm", "ImportData", "JavaScript",
+ "SetOCGState", "Rendition", "Trans", "GoTo3DView", ""};
+CPDF_Action::ActionType CPDF_Action::GetType() const {
+ ActionType eType = Unknown;
+ if (m_pDict) {
+ CFX_ByteString csType = m_pDict->GetStringBy("S");
+ if (!csType.IsEmpty()) {
+ int i = 0;
+ while (g_sATypes[i][0] != '\0') {
+ if (csType == g_sATypes[i]) {
+ return (ActionType)i;
+ }
+ i++;
+ }
+ }
+ }
+ return eType;
+}
+CFX_WideString CPDF_Action::GetFilePath() const {
+ CFX_ByteString type = m_pDict->GetStringBy("S");
+ if (type != "GoToR" && type != "Launch" && type != "SubmitForm" &&
+ type != "ImportData") {
+ return CFX_WideString();
+ }
+ CPDF_Object* pFile = m_pDict->GetElementValue("F");
+ CFX_WideString path;
+ if (!pFile) {
+ if (type == "Launch") {
+ CPDF_Dictionary* pWinDict = m_pDict->GetDictBy("Win");
+ if (pWinDict) {
+ return CFX_WideString::FromLocal(pWinDict->GetStringBy("F"));
+ }
+ }
+ return path;
+ }
+ CPDF_FileSpec filespec(pFile);
+ filespec.GetFileName(&path);
+ return path;
+}
+CFX_ByteString CPDF_Action::GetURI(CPDF_Document* pDoc) const {
+ CFX_ByteString csURI;
+ if (!m_pDict) {
+ return csURI;
+ }
+ if (m_pDict->GetStringBy("S") != "URI") {
+ return csURI;
+ }
+ csURI = m_pDict->GetStringBy("URI");
+ CPDF_Dictionary* pRoot = pDoc->GetRoot();
+ CPDF_Dictionary* pURI = pRoot->GetDictBy("URI");
+ if (pURI) {
+ if (csURI.Find(":", 0) < 1) {
+ csURI = pURI->GetStringBy("Base") + csURI;
+ }
+ }
+ return csURI;
+}
+FX_DWORD CPDF_ActionFields::GetFieldsCount() const {
+ if (!m_pAction) {
+ return 0;
+ }
+ CPDF_Dictionary* pDict = m_pAction->GetDict();
+ if (!pDict) {
+ return 0;
+ }
+ CFX_ByteString csType = pDict->GetStringBy("S");
+ CPDF_Object* pFields = NULL;
+ if (csType == "Hide") {
+ pFields = pDict->GetElementValue("T");
+ } else {
+ pFields = pDict->GetArrayBy("Fields");
+ }
+ if (!pFields)
+ return 0;
+ if (pFields->IsDictionary())
+ return 1;
+ if (pFields->IsString())
+ return 1;
+ if (CPDF_Array* pArray = pFields->AsArray())
+ return pArray->GetCount();
+ return 0;
+}
+
+std::vector<CPDF_Object*> CPDF_ActionFields::GetAllFields() const {
+ std::vector<CPDF_Object*> fields;
+ if (!m_pAction)
+ return fields;
+
+ CPDF_Dictionary* pDict = m_pAction->GetDict();
+ if (!pDict)
+ return fields;
+
+ CFX_ByteString csType = pDict->GetStringBy("S");
+ CPDF_Object* pFields;
+ if (csType == "Hide")
+ pFields = pDict->GetElementValue("T");
+ else
+ pFields = pDict->GetArrayBy("Fields");
+ if (!pFields)
+ return fields;
+
+ if (pFields->IsDictionary() || pFields->IsString()) {
+ fields.push_back(pFields);
+ } else if (CPDF_Array* pArray = pFields->AsArray()) {
+ FX_DWORD iCount = pArray->GetCount();
+ for (FX_DWORD i = 0; i < iCount; ++i) {
+ CPDF_Object* pObj = pArray->GetElementValue(i);
+ if (pObj) {
+ fields.push_back(pObj);
+ }
+ }
+ }
+ return fields;
+}
+
+CPDF_Object* CPDF_ActionFields::GetField(FX_DWORD iIndex) const {
+ if (!m_pAction) {
+ return NULL;
+ }
+ CPDF_Dictionary* pDict = m_pAction->GetDict();
+ if (!pDict) {
+ return NULL;
+ }
+ CFX_ByteString csType = pDict->GetStringBy("S");
+ CPDF_Object* pFields = NULL;
+ if (csType == "Hide") {
+ pFields = pDict->GetElementValue("T");
+ } else {
+ pFields = pDict->GetArrayBy("Fields");
+ }
+ if (!pFields) {
+ return NULL;
+ }
+ CPDF_Object* pFindObj = NULL;
+ if (pFields->IsDictionary() || pFields->IsString()) {
+ if (iIndex == 0)
+ pFindObj = pFields;
+ } else if (CPDF_Array* pArray = pFields->AsArray()) {
+ pFindObj = pArray->GetElementValue(iIndex);
+ }
+ return pFindObj;
+}
+
+CFX_WideString CPDF_Action::GetJavaScript() const {
+ CFX_WideString csJS;
+ if (!m_pDict) {
+ return csJS;
+ }
+ CPDF_Object* pJS = m_pDict->GetElementValue("JS");
+ return pJS ? pJS->GetUnicodeText() : csJS;
+}
+CPDF_Dictionary* CPDF_Action::GetAnnot() const {
+ if (!m_pDict) {
+ return nullptr;
+ }
+ CFX_ByteString csType = m_pDict->GetStringBy("S");
+ if (csType == "Rendition") {
+ return m_pDict->GetDictBy("AN");
+ }
+ if (csType == "Movie") {
+ return m_pDict->GetDictBy("Annotation");
+ }
+ return nullptr;
+}
+int32_t CPDF_Action::GetOperationType() const {
+ if (!m_pDict) {
+ return 0;
+ }
+ CFX_ByteString csType = m_pDict->GetStringBy("S");
+ if (csType == "Rendition") {
+ return m_pDict->GetIntegerBy("OP");
+ }
+ if (csType == "Movie") {
+ CFX_ByteString csOP = m_pDict->GetStringBy("Operation");
+ if (csOP == "Play") {
+ return 0;
+ }
+ if (csOP == "Stop") {
+ return 1;
+ }
+ if (csOP == "Pause") {
+ return 2;
+ }
+ if (csOP == "Resume") {
+ return 3;
+ }
+ }
+ return 0;
+}
+FX_DWORD CPDF_Action::GetSubActionsCount() const {
+ if (!m_pDict || !m_pDict->KeyExist("Next"))
+ return 0;
+
+ CPDF_Object* pNext = m_pDict->GetElementValue("Next");
+ if (!pNext)
+ return 0;
+ if (pNext->IsDictionary())
+ return 1;
+ if (CPDF_Array* pArray = pNext->AsArray())
+ return pArray->GetCount();
+ return 0;
+}
+CPDF_Action CPDF_Action::GetSubAction(FX_DWORD iIndex) const {
+ if (!m_pDict || !m_pDict->KeyExist("Next")) {
+ return CPDF_Action();
+ }
+ CPDF_Object* pNext = m_pDict->GetElementValue("Next");
+ if (CPDF_Dictionary* pDict = ToDictionary(pNext)) {
+ if (iIndex == 0)
+ return CPDF_Action(pDict);
+ } else if (CPDF_Array* pArray = ToArray(pNext)) {
+ return CPDF_Action(pArray->GetDictAt(iIndex));
+ }
+ return CPDF_Action();
+}
+const FX_CHAR* g_sAATypes[] = {"E", "X", "D", "U", "Fo", "Bl", "PO", "PC",
+ "PV", "PI", "O", "C", "K", "F", "V", "C",
+ "WC", "WS", "DS", "WP", "DP", ""};
+FX_BOOL CPDF_AAction::ActionExist(AActionType eType) const {
+ return m_pDict && m_pDict->KeyExist(g_sAATypes[(int)eType]);
+}
+CPDF_Action CPDF_AAction::GetAction(AActionType eType) const {
+ if (!m_pDict) {
+ return CPDF_Action();
+ }
+ return CPDF_Action(m_pDict->GetDictBy(g_sAATypes[(int)eType]));
+}
+
+CPDF_DocJSActions::CPDF_DocJSActions(CPDF_Document* pDoc) : m_pDocument(pDoc) {}
+
+int CPDF_DocJSActions::CountJSActions() const {
+ ASSERT(m_pDocument);
+ CPDF_NameTree name_tree(m_pDocument, "JavaScript");
+ return name_tree.GetCount();
+}
+CPDF_Action CPDF_DocJSActions::GetJSAction(int index,
+ CFX_ByteString& csName) const {
+ ASSERT(m_pDocument);
+ CPDF_NameTree name_tree(m_pDocument, "JavaScript");
+ CPDF_Object* pAction = name_tree.LookupValue(index, csName);
+ if (!ToDictionary(pAction)) {
+ return CPDF_Action();
+ }
+ return CPDF_Action(pAction->GetDict());
+}
+CPDF_Action CPDF_DocJSActions::GetJSAction(const CFX_ByteString& csName) const {
+ ASSERT(m_pDocument);
+ CPDF_NameTree name_tree(m_pDocument, "JavaScript");
+ CPDF_Object* pAction = name_tree.LookupValue(csName);
+ if (!ToDictionary(pAction)) {
+ return CPDF_Action();
+ }
+ return CPDF_Action(pAction->GetDict());
+}
+int CPDF_DocJSActions::FindJSAction(const CFX_ByteString& csName) const {
+ ASSERT(m_pDocument);
+ CPDF_NameTree name_tree(m_pDocument, "JavaScript");
+ return name_tree.GetIndex(csName);
+}
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