From 5110c4743751145c4ae1934cd1d83bc6c55bb43f Mon Sep 17 00:00:00 2001
From: John Abd-El-Malek <jabdelmalek@google.com>
Date: Sat, 17 May 2014 22:33:34 -0700
Subject: Initial commit.

---
 core/src/fpdfdoc/doc_action.cpp | 362 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 362 insertions(+)
 create mode 100644 core/src/fpdfdoc/doc_action.cpp

(limited to 'core/src/fpdfdoc/doc_action.cpp')

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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