FX_BOOL Document::info(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError)
{
ASSERT(m_pDocument != NULL);
CPDF_Dictionary* pDictionary = m_pDocument->GetDocument()->GetInfo();
if (!pDictionary)return FALSE;
CFX_WideString cwAuthor = pDictionary->GetUnicodeText("Author");
CFX_WideString cwTitle = pDictionary->GetUnicodeText("Title");
CFX_WideString cwSubject = pDictionary->GetUnicodeText("Subject");
CFX_WideString cwKeywords = pDictionary->GetUnicodeText("Keywords");
CFX_WideString cwCreator = pDictionary->GetUnicodeText("Creator");
CFX_WideString cwProducer = pDictionary->GetUnicodeText("Producer");
CFX_WideString cwCreationDate = pDictionary->GetUnicodeText("CreationDate");
CFX_WideString cwModDate = pDictionary->GetUnicodeText("ModDate");
CFX_WideString cwTrapped = pDictionary->GetUnicodeText("Trapped");
v8::Isolate* isolate = GetIsolate(cc);
if (vp.IsGetting())
{
CJS_Context* pContext = (CJS_Context *)cc;
CJS_Runtime* pRuntime = pContext->GetJSRuntime();
JSFXObject pObj = JS_NewFxDynamicObj(*pRuntime, pContext, -1);
JS_PutObjectString(isolate, pObj, L"Author", cwAuthor.c_str());
JS_PutObjectString(isolate, pObj, L"Title", cwTitle.c_str());
JS_PutObjectString(isolate, pObj, L"Subject", cwSubject.c_str());
JS_PutObjectString(isolate, pObj, L"Keywords", cwKeywords.c_str());
JS_PutObjectString(isolate, pObj, L"Creator", cwCreator.c_str());
JS_PutObjectString(isolate, pObj, L"Producer", cwProducer.c_str());
JS_PutObjectString(isolate, pObj, L"CreationDate", cwCreationDate.c_str());
JS_PutObjectString(isolate, pObj, L"ModDate", cwModDate.c_str());
JS_PutObjectString(isolate, pObj, L"Trapped", cwTrapped.c_str());
// It's to be compatible to non-standard info dictionary.
FX_POSITION pos = pDictionary->GetStartPos();
while(pos)
{
CFX_ByteString bsKey;
CPDF_Object* pValueObj = pDictionary->GetNextElement(pos, bsKey);
CFX_WideString wsKey = CFX_WideString::FromUTF8(bsKey, bsKey.GetLength());
if((pValueObj->GetType()==PDFOBJ_STRING) || (pValueObj->GetType()==PDFOBJ_NAME) )
JS_PutObjectString(isolate, pObj, wsKey.c_str(), pValueObj->GetUnicodeText().c_str());
if(pValueObj->GetType()==PDFOBJ_NUMBER)
JS_PutObjectNumber(isolate,pObj, wsKey.c_str(), (float)pValueObj->GetNumber());
if(pValueObj->GetType()==PDFOBJ_BOOLEAN)
JS_PutObjectBoolean(isolate,pObj, wsKey.c_str(), (bool)pValueObj->GetInteger());
}
vp << pObj;
return TRUE;
}
else
{
return TRUE;
}
}
FX_BOOL CPDF_FileSpec::GetFileName(CFX_WideString &csFileName) const
{
if (m_pObj == NULL) {
return FALSE;
}
if (m_pObj->GetType() == PDFOBJ_DICTIONARY) {
CPDF_Dictionary* pDict = (CPDF_Dictionary*)m_pObj;
csFileName = pDict->GetUnicodeText(FX_BSTRC("UF"));
if (csFileName.IsEmpty()) {
csFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("F")));
}
if (pDict->GetString(FX_BSTRC("FS")) == FX_BSTRC("URL")) {
return TRUE;
}
if (csFileName.IsEmpty()) {
if (pDict->KeyExist(FX_BSTRC("DOS"))) {
csFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("DOS")));
} else if (pDict->KeyExist(FX_BSTRC("Mac"))) {
csFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("Mac")));
} else if (pDict->KeyExist(FX_BSTRC("Unix"))) {
csFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("Unix")));
} else {
return FALSE;
}
}
} else {
csFileName = CFX_WideString::FromLocal(m_pObj->GetString());
}
csFileName = FILESPEC_DecodeFileName(csFileName);
return TRUE;
}
FX_BOOL Document::title(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError)
{
ASSERT(m_pDocument != NULL);
if (m_pDocument == NULL || m_pDocument->GetDocument() == NULL)
return FALSE;
CPDF_Dictionary* pDictionary = m_pDocument->GetDocument()->GetInfo();
if (!pDictionary)return FALSE;
if (vp.IsGetting())
{
vp << pDictionary->GetUnicodeText("Title");
return TRUE;
}
else
{
if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY)) return FALSE;
CFX_WideString cstitle;
vp >> cstitle;
pDictionary->SetAtString("Title", PDF_EncodeText(cstitle));
m_pDocument->SetChangeMark();
return TRUE;
}
}
CFX_WideString FPDF_FileSpec_GetWin32Path(const CPDF_Object* pFileSpec)
{
CFX_WideString wsFileName;
if (pFileSpec->GetType() == PDFOBJ_DICTIONARY) {
CPDF_Dictionary* pDict = (CPDF_Dictionary*)pFileSpec;
wsFileName = pDict->GetUnicodeText(FX_BSTRC("UF"));
if (wsFileName.IsEmpty()) {
wsFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("F")));
}
if (pDict->GetString(FX_BSTRC("FS")) == FX_BSTRC("URL")) {
return wsFileName;
}
if (wsFileName.IsEmpty() && pDict->KeyExist(FX_BSTRC("DOS"))) {
wsFileName = CFX_WideString::FromLocal(pDict->GetString(FX_BSTRC("DOS")));
}
} else {
wsFileName = CFX_WideString::FromLocal(pFileSpec->GetString());
}
if (wsFileName[0] != '/') {
return ChangeSlash(wsFileName);
}
if (wsFileName[2] == '/') {
CFX_WideString result;
result += wsFileName[1];
result += ':';
result += ChangeSlash(((FX_LPCWSTR)wsFileName) + 2);
return result;
} else {
CFX_WideString result;
result += '\\';
result += ChangeSlash(wsFileName);
return result;
}
}
CFX_WideString GetFullName(CPDF_Dictionary* pFieldDict) {
CFX_WideString full_name;
CPDF_Dictionary* pLevel = pFieldDict;
while (pLevel) {
CFX_WideString short_name = pLevel->GetUnicodeText("T");
if (short_name != L"") {
if (full_name == L"") {
full_name = short_name;
} else {
full_name = short_name + L"." + full_name;
}
}
pLevel = pLevel->GetDict("Parent");
}
return full_name;
}
DLLEXPORT unsigned long STDCALL FPDF_GetMetaText(FPDF_DOCUMENT doc,
FPDF_BYTESTRING tag,
void* buffer,
unsigned long buflen) {
if (!doc || !tag)
return 0;
CPDF_Document* pDoc = (CPDF_Document*)doc;
// Get info dictionary
CPDF_Dictionary* pInfo = pDoc->GetInfo();
if (!pInfo)
return 0;
CFX_WideString text = pInfo->GetUnicodeText(tag);
// Use UTF-16LE encoding
CFX_ByteString encodedText = text.UTF16LE_Encode();
unsigned long len = encodedText.GetLength();
if (buffer && buflen >= len) {
FXSYS_memcpy(buffer, encodedText.c_str(), len);
}
return len;
}
DLLEXPORT unsigned long STDCALL FPDF_GetMetaText(FPDF_DOCUMENT doc, FPDF_BYTESTRING tag,
void* buffer, unsigned long buflen)
{
if (doc == NULL || tag == NULL) return 0;
CPDF_Document* pDoc = (CPDF_Document*)doc;
// Get info dictionary
CPDF_Dictionary* pInfo = pDoc->GetInfo();
if (pInfo == NULL) return 0;
CFX_WideString text = pInfo->GetUnicodeText(tag);
// Use UTF-16LE encoding
CFX_ByteString bstr = text.UTF16LE_Encode();
unsigned long len = bstr.GetLength();
if (buffer != NULL || buflen >= len+2) {
FXSYS_memcpy(buffer, (FX_LPCSTR)bstr, len);
// use double zero as trailer
((FX_BYTE*)buffer)[len] = ((FX_BYTE*)buffer)[len+1] = 0;
}
return len+2;
}
CFX_WideString CPDF_PageLabel::GetLabel(int nPage) const
{
CFX_WideString wsLabel;
if (m_pDocument == NULL) {
return wsLabel;
}
CPDF_Dictionary* pPDFRoot = m_pDocument->GetRoot();
if (pPDFRoot == NULL) {
return wsLabel;
}
CPDF_Dictionary* pLabels = pPDFRoot->GetDict(FX_BSTRC("PageLabels"));
CPDF_NumberTree numberTree(pLabels);
CPDF_Object* pValue = NULL;
int n = nPage;
while (n >= 0) {
pValue = numberTree.LookupValue(n);
if (pValue != NULL) {
break;
}
n--;
}
if (pValue != NULL) {
pValue = pValue->GetDirect();
if (pValue->GetType() == PDFOBJ_DICTIONARY) {
CPDF_Dictionary* pLabel = (CPDF_Dictionary*)pValue;
if (pLabel->KeyExist(FX_BSTRC("P"))) {
wsLabel += pLabel->GetUnicodeText(FX_BSTRC("P"));
}
CFX_ByteString bsNumberingStyle = pLabel->GetString(FX_BSTRC("S"), NULL);
int nLabelNum = nPage - n + pLabel->GetInteger(FX_BSTRC("St"), 1);
CFX_WideString wsNumPortion = _GetLabelNumPortion(nLabelNum, bsNumberingStyle);
wsLabel += wsNumPortion;
return wsLabel;
}
}
wsLabel.Format(L"%d", nPage + 1);
return wsLabel;
}
