diff options
Diffstat (limited to 'core/src/fpdfdoc/doc_action.cpp')
| -rw-r--r-- | core/src/fpdfdoc/doc_action.cpp | 362 |
1 files changed, 362 insertions, 0 deletions
diff --git a/core/src/fpdfdoc/doc_action.cpp b/core/src/fpdfdoc/doc_action.cpp new file mode 100644 index 0000000000..f13bd27cbe --- /dev/null +++ b/core/src/fpdfdoc/doc_action.cpp @@ -0,0 +1,362 @@ +// 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 "../../include/fpdfdoc/fpdf_doc.h"
+CPDF_Dest CPDF_Action::GetDest(CPDF_Document* pDoc) const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ CFX_ByteString type = m_pDict->GetString("S");
+ if (type != "GoTo" && type != "GoToR") {
+ return NULL;
+ }
+ CPDF_Object* pDest = m_pDict->GetElementValue("D");
+ if (pDest == NULL) {
+ return NULL;
+ }
+ if (pDest->GetType() == PDFOBJ_STRING || pDest->GetType() == PDFOBJ_NAME) {
+ CPDF_NameTree name_tree(pDoc, FX_BSTRC("Dests"));
+ CFX_ByteStringC name = pDest->GetString();
+ return name_tree.LookupNamedDest(pDoc, name);
+ } else if (pDest->GetType() == PDFOBJ_ARRAY) {
+ return (CPDF_Array*)pDest;
+ }
+ return NULL;
+}
+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 != NULL) {
+ CFX_ByteString csType = m_pDict->GetString("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->GetString("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 == NULL) {
+ if (type == "Launch") {
+ CPDF_Dictionary* pWinDict = m_pDict->GetDict(FX_BSTRC("Win"));
+ if (pWinDict) {
+ return CFX_WideString::FromLocal(pWinDict->GetString(FX_BSTRC("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 == NULL) {
+ return csURI;
+ }
+ if (m_pDict->GetString("S") != "URI") {
+ return csURI;
+ }
+ csURI = m_pDict->GetString("URI");
+ CPDF_Dictionary* pRoot = pDoc->GetRoot();
+ CPDF_Dictionary* pURI = pRoot->GetDict("URI");
+ if (pURI != NULL) {
+ if (csURI.Find(FX_BSTRC(":"), 0) < 1) {
+ csURI = pURI->GetString("Base") + csURI;
+ }
+ }
+ return csURI;
+}
+FX_DWORD CPDF_ActionFields::GetFieldsCount() const
+{
+ if (m_pAction == NULL) {
+ return 0;
+ }
+ CPDF_Dictionary* pDict = (CPDF_Dictionary*)(*m_pAction);
+ if (pDict == NULL) {
+ return 0;
+ }
+ CFX_ByteString csType = pDict->GetString("S");
+ CPDF_Object* pFields = NULL;
+ if (csType == "Hide") {
+ pFields = pDict->GetElementValue("T");
+ } else {
+ pFields = pDict->GetArray("Fields");
+ }
+ if (pFields == NULL) {
+ return 0;
+ }
+ int iType = pFields->GetType();
+ if (iType == PDFOBJ_DICTIONARY) {
+ return 1;
+ } else if (iType == PDFOBJ_STRING) {
+ return 1;
+ } else if (iType == PDFOBJ_ARRAY) {
+ return ((CPDF_Array*)pFields)->GetCount();
+ }
+ return 0;
+}
+void CPDF_ActionFields::GetAllFields(CFX_PtrArray& fieldObjects) const
+{
+ fieldObjects.RemoveAll();
+ if (m_pAction == NULL) {
+ return;
+ }
+ CPDF_Dictionary* pDict = (CPDF_Dictionary*)(*m_pAction);
+ if (pDict == NULL) {
+ return;
+ }
+ CFX_ByteString csType = pDict->GetString("S");
+ CPDF_Object* pFields = NULL;
+ if (csType == "Hide") {
+ pFields = pDict->GetElementValue("T");
+ } else {
+ pFields = pDict->GetArray("Fields");
+ }
+ if (pFields == NULL) {
+ return;
+ }
+ int iType = pFields->GetType();
+ if (iType == PDFOBJ_DICTIONARY || iType == PDFOBJ_STRING) {
+ fieldObjects.Add(pFields);
+ } else if (iType == PDFOBJ_ARRAY) {
+ CPDF_Array* pArray = (CPDF_Array*)pFields;
+ FX_DWORD iCount = pArray->GetCount();
+ for (FX_DWORD i = 0; i < iCount; i ++) {
+ CPDF_Object* pObj = pArray->GetElementValue(i);
+ if (pObj != NULL) {
+ fieldObjects.Add(pObj);
+ }
+ }
+ }
+}
+CPDF_Object* CPDF_ActionFields::GetField(FX_DWORD iIndex) const
+{
+ if (m_pAction == NULL) {
+ return NULL;
+ }
+ CPDF_Dictionary* pDict = (CPDF_Dictionary*)(*m_pAction);
+ if (pDict == NULL) {
+ return NULL;
+ }
+ CFX_ByteString csType = pDict->GetString("S");
+ CPDF_Object* pFields = NULL;
+ if (csType == "Hide") {
+ pFields = pDict->GetElementValue("T");
+ } else {
+ pFields = pDict->GetArray("Fields");
+ }
+ if (pFields == NULL) {
+ return NULL;
+ }
+ CPDF_Object* pFindObj = NULL;
+ int iType = pFields->GetType();
+ if (iType == PDFOBJ_DICTIONARY || iType == PDFOBJ_STRING) {
+ if (iIndex == 0) {
+ pFindObj = pFields;
+ }
+ } else if (iType == PDFOBJ_ARRAY) {
+ pFindObj = ((CPDF_Array*)pFields)->GetElementValue(iIndex);
+ }
+ return pFindObj;
+}
+CPDF_LWinParam CPDF_Action::GetWinParam() const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ if (m_pDict->GetString("S") != "Launch") {
+ return NULL;
+ }
+ return m_pDict->GetDict("Win");
+}
+CFX_WideString CPDF_Action::GetJavaScript() const
+{
+ CFX_WideString csJS;
+ if (m_pDict == NULL) {
+ return csJS;
+ }
+ CPDF_Object* pJS = m_pDict->GetElementValue("JS");
+ if (pJS != NULL) {
+ return pJS->GetUnicodeText();
+ }
+ return csJS;
+}
+CPDF_Dictionary* CPDF_Action::GetAnnot() const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ CFX_ByteString csType = m_pDict->GetString("S");
+ if (csType == FX_BSTRC("Rendition")) {
+ return m_pDict->GetDict("AN");
+ } else if (csType == FX_BSTRC("Movie")) {
+ return m_pDict->GetDict("Annotation");
+ }
+ return NULL;
+}
+FX_INT32 CPDF_Action::GetOperationType() const
+{
+ if (m_pDict == NULL) {
+ return 0;
+ }
+ CFX_ByteString csType = m_pDict->GetString("S");
+ if (csType == FX_BSTRC("Rendition")) {
+ return m_pDict->GetInteger("OP");
+ } else if (csType == FX_BSTRC("Movie")) {
+ CFX_ByteString csOP = m_pDict->GetString("Operation");
+ if (csOP == FX_BSTRC("Play")) {
+ return 0;
+ } else if (csOP == FX_BSTRC("Stop")) {
+ return 1;
+ } else if (csOP == FX_BSTRC("Pause")) {
+ return 2;
+ } else if (csOP == FX_BSTRC("Resume")) {
+ return 3;
+ }
+ }
+ return 0;
+}
+FX_DWORD CPDF_Action::GetSubActionsCount() const
+{
+ if (m_pDict == NULL || !m_pDict->KeyExist("Next")) {
+ return 0;
+ }
+ CPDF_Object* pNext = m_pDict->GetElementValue("Next");
+ if (!pNext) {
+ return 0;
+ }
+ int iObjType = pNext->GetType();
+ if (iObjType == PDFOBJ_DICTIONARY) {
+ return 1;
+ }
+ if (iObjType == PDFOBJ_ARRAY) {
+ return ((CPDF_Array*)pNext)->GetCount();
+ }
+ return 0;
+}
+CPDF_Action CPDF_Action::GetSubAction(FX_DWORD iIndex) const
+{
+ if (m_pDict == NULL || !m_pDict->KeyExist("Next")) {
+ return NULL;
+ }
+ CPDF_Object* pNext = m_pDict->GetElementValue("Next");
+ int iObjType = pNext->GetType();
+ if (iObjType == PDFOBJ_DICTIONARY) {
+ if (iIndex == 0) {
+ return (CPDF_Dictionary*)pNext;
+ }
+ }
+ if (iObjType == PDFOBJ_ARRAY) {
+ return ((CPDF_Array*)pNext)->GetDict(iIndex);
+ }
+ return NULL;
+}
+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
+{
+ if (m_pDict == NULL) {
+ return FALSE;
+ }
+ return m_pDict->KeyExist(g_sAATypes[(int)eType]);
+}
+CPDF_Action CPDF_AAction::GetAction(AActionType eType) const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ return m_pDict->GetDict(g_sAATypes[(int)eType]);
+}
+FX_POSITION CPDF_AAction::GetStartPos() const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ return m_pDict->GetStartPos();
+}
+CPDF_Action CPDF_AAction::GetNextAction(FX_POSITION& pos, AActionType& eType) const
+{
+ if (m_pDict == NULL) {
+ return NULL;
+ }
+ CFX_ByteString csKey;
+ CPDF_Object* pObj = m_pDict->GetNextElement(pos, csKey);
+ if (pObj != NULL) {
+ CPDF_Object* pDirect = pObj->GetDirect();
+ if (pDirect != NULL && pDirect->GetType() == PDFOBJ_DICTIONARY) {
+ int i = 0;
+ while (g_sAATypes[i][0] != '\0') {
+ if (csKey == g_sAATypes[i]) {
+ break;
+ }
+ i ++;
+ }
+ eType = (AActionType)i;
+ return (CPDF_Dictionary*)pDirect;
+ }
+ }
+ return NULL;
+}
+CPDF_DocJSActions::CPDF_DocJSActions(CPDF_Document* pDoc)
+{
+ m_pDocument = pDoc;
+}
+int CPDF_DocJSActions::CountJSActions() const
+{
+ ASSERT(m_pDocument != NULL);
+ CPDF_NameTree name_tree(m_pDocument, FX_BSTRC("JavaScript"));
+ return name_tree.GetCount();
+}
+CPDF_Action CPDF_DocJSActions::GetJSAction(int index, CFX_ByteString& csName) const
+{
+ ASSERT(m_pDocument != NULL);
+ CPDF_NameTree name_tree(m_pDocument, FX_BSTRC("JavaScript"));
+ CPDF_Object *pAction = name_tree.LookupValue(index, csName);
+ if (pAction == NULL || pAction->GetType() != PDFOBJ_DICTIONARY) {
+ return NULL;
+ }
+ return pAction->GetDict();
+}
+CPDF_Action CPDF_DocJSActions::GetJSAction(const CFX_ByteString& csName) const
+{
+ ASSERT(m_pDocument != NULL);
+ CPDF_NameTree name_tree(m_pDocument, FX_BSTRC("JavaScript"));
+ CPDF_Object *pAction = name_tree.LookupValue(csName);
+ if (pAction == NULL || pAction->GetType() != PDFOBJ_DICTIONARY) {
+ return NULL;
+ }
+ return pAction->GetDict();
+}
+int CPDF_DocJSActions::FindJSAction(const CFX_ByteString& csName) const
+{
+ ASSERT(m_pDocument != NULL);
+ CPDF_NameTree name_tree(m_pDocument, FX_BSTRC("JavaScript"));
+ return name_tree.GetIndex(csName);
+}
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