bool ZWebDAV::sHandle_PROPFIND(const ZTrail& iPrefix, ZNode iRoot, const ZStreamR& iStreamR, const ZStreamW& iStreamW, const ZTuple& iHeader, const ZTrail& iTrail, const ZTuple& iParam)
{
int depth = sGetDepth(iHeader);
ZRef<ZStrimmerR> theStrimmerR = sMakeStrimmer(iHeader, iStreamR);
const ZStrimR& theStrimR = theStrimmerR->GetStrimR();
ZHTTP::Response r;
r.Set("Date", sAsString_WebDAV(ZTime::sNow()));
ZNode theNode = iRoot.Trail(iTrail);
if (!theNode.Exists())
{
theStrimR.SkipAll();
r.Set("Content-Length", 0);
r.SetResult(404);
r.Send(iStreamW);
}
else
{
ZTuple t = sReadTuple(theStrimR);
ZTuple results;
if (t.Empty() || t.Has("D:allprop"))
{
sHandle_PROPFIND_All(iPrefix, iRoot, theNode, depth, results);
}
else
{
ZTuple propT = t.GetTuple("D:prop");
vector<string> thePropNames;
for (ZTuple::const_iterator i = propT.begin(); i != propT.end(); ++i)
thePropNames.push_back(propT.NameOf(i));
sHandle_PROPFIND_Some(iPrefix, iRoot, theNode, depth, thePropNames, results);
}
if (const ZLog::S& s = ZLog::S(ZLog::eDebug, "ZWebDAV"))
{
s << "PropFind Request:" << t << "\n";
s << "PropFind Results:" << results << "\n";
}
r.SetResult(207, "Multi-Status");
r.Set("Content-Type", "text/xml; charset=\"utf-8\"");
r.Set("Transfer-Encoding", "chunked");
r.Send(iStreamW);
ZHTTP::StreamW_Chunked chunkedStream(iStreamW);
ZStrimW_StreamUTF8 theStrimW(chunkedStream);
ZStrimW_ML s(false, theStrimW);
s.PI("xml");
s.Attr("version", "1.0");
s.Attr("encoding", "utf-8");
s.Begin("D:multistatus");
s.Attr("xmlns:D", "DAV:");
sWriteAsXML(s, results);
s.End("D:multistatus");
}
return true;
}
bool ZUITextEngine::MenuMessage(const ZMessage& inMessage)
{
switch (inMessage.GetInt32("menuCommand"))
{
case mcCopy:
case mcCut:
{
size_t selectStart, selectLength;
this->GetSelection(selectStart, selectLength);
if (selectLength != 0)
{
if (inMessage.GetInt32("menuCommand") == mcCopy || this->IsRangeEditable(selectStart, selectLength))
{
ZTuple theTuple = this->GetTuple(selectStart, selectLength);
ZClipboard::sSet(theTuple);
if (inMessage.GetInt32("menuCommand") == mcCut)
this->DeleteText(selectStart, selectLength);
}
}
return true;
break;
}
case mcClear:
{
size_t selectStart, selectLength;
this->GetSelection(selectStart, selectLength);
if (selectLength != 0 && this->IsRangeEditable(selectStart, selectLength))
{
this->DeleteText(selectStart, selectLength);
return true;
}
return true;
break;
}
case mcPaste:
{
size_t selectStart, selectLength;
this->GetSelection(selectStart, selectLength);
if (this->IsRangeEditable(selectStart, selectLength))
{
ZTuple theTuple = ZClipboard::sGet();
if (theTuple.Has("text/plain"))
{
this->ReplaceSelection(theTuple.GetString("text/plain"));
return true;
}
}
return true;
break;
}
case mcSelectAll:
{
this->SetSelection(0, this->GetTextLength());
return true;
}
}
return false;
}
bool ZUITextEngine::AcceptsDragDrop(const ZDragDropBase& inDragDrop)
{
bool gotIt = inDragDrop.GetDragSource() == this;
for (size_t currentTupleIndex = 0; !gotIt && currentTupleIndex < inDragDrop.CountTuples(); ++currentTupleIndex)
{
ZTuple currentTuple = inDragDrop.GetTuple(currentTupleIndex);
if (currentTuple.Has("text/plain"))
gotIt = true;
}
return gotIt;
}
void ZUITextEngine::HandleDrop(ZPoint inPoint, ZDrop& inDrop)
{
if (!this->AcceptsDragDrop(inDrop))
return;
if (inDrop.GetDragSource() == this)
{
size_t dragOffset = this->PointToOffset(this->FromHost(inPoint));
size_t selectStart, selectLength;
this->GetSelection(selectStart, selectLength);
if (dragOffset < selectStart)
{
string selectedText = this->GetText(selectStart, selectLength);
this->DeleteText(selectStart, selectLength);
this->InsertText(dragOffset, selectedText);
this->SetSelection(dragOffset, selectLength);
}
else if (dragOffset > selectStart+selectLength)
{
string selectedText = this->GetText(selectStart, selectLength);
this->DeleteText(selectStart, selectLength);
this->InsertText(dragOffset-selectLength, selectedText);
this->SetSelection(dragOffset-selectLength, selectLength);
}
}
else
{
size_t dragOffset = this->PointToOffset(inPoint);
if (!this->IsRangeEditable(dragOffset, 0))
return;
for (size_t currentTupleIndex = 0; currentTupleIndex < inDrop.CountTuples(); ++currentTupleIndex)
{
ZTuple currentTuple = inDrop.GetTuple(currentTupleIndex);
if (currentTuple.Has("text/plain"))
{
string droppedString = currentTuple.GetString("text/plain");
this->InsertText(dragOffset, droppedString);
this->SetSelection(dragOffset, droppedString.size());
// Return now, so we only drop text from the first tuple that had any
return;
}
}
}
}
bool ZWebDAV::sHandle_GET(const ZTrail& iPrefix, ZNode iRoot, const ZStreamR&, const ZStreamW& iStreamW, const ZTuple& iHeader, const ZTrail& iTrail, const ZTuple& iParam)
{
ZNode theNode = iRoot.Trail(iTrail);
ZHTTP::Response r;
r.Set("date", sAsString_WebDAV(ZTime::sNow()));
if (iHeader.Has("range"))
{
if (const ZLog::S& s = ZLog::S(ZLog::eInfo, "ZWebDAV"))
s << "GET with range:\n" << iHeader;
}
if (theNode.Exists())
{
r.SetResult(200);
if (theNode.CanHaveChildren())
{
r.Set("Content-Type", "text/html; charset=\"utf-8\"");
r.Set("Transfer-Encoding", "chunked");
r.Send(iStreamW);
ZHTTP::StreamW_Chunked chunkedStream(iStreamW);
ZStrimW_StreamUTF8 theStrimW(chunkedStream);
ZStrimW_ML s(false, theStrimW);
s.Begin("html");
s.Begin("title");
s << theNode.Name();
s.End("title");
s.Begin("body");
for (ZNodeIter i = theNode; i; i.Advance())
{
s.Begin("p");
s.Begin("a");
if (i.Current().CanHaveChildren())
{
s.Attr("href", ZHTTP::sEncodeComponent(i.Current().Name()) + "/");
s << i.Current().Name() << "/";
}
else
{
s.Attr("href", ZHTTP::sEncodeComponent(i.Current().Name()));
s << i.Current().Name();
}
s.End("a");
s.End("p");
}
s.End("body");
s.End("html");
}
else if (ZRef<ZStreamerRPos> theStreamer = theNode.OpenRPos())
{
const ZStreamRPos& theStreamRPos = theStreamer->GetStreamRPos();
uint64 sentSize = theStreamRPos.GetSize();
if (ZTupleValue rangeParam = iHeader.GetValue("range"))
{
vector<pair<size_t, size_t> > ranges;
if (!ZHTTP::sOrganizeRanges(sentSize, rangeParam, ranges))
{
iStreamW.WriteString("HTTP/1.1 406 Unsatisfiable range\r\n\r\n");
return false;
}
r.SetResult(206, "Partial Content");
r.Set("Content-Range", ZString::sFormat("bytes %d-%d/%d", ranges.front().first, ranges.front().second - 1, sentSize));
theStreamRPos.SetPosition(ranges.front().first);
sentSize = ranges.front().second - ranges.front().first;
}
else
{
r.SetResult(200);
}
string theMIMEType = "application/octet-stream";
ZTupleValue theMIMEValue;
if (theNode.GetProp("MIMEType", theMIMEValue))
{
string asString;
if (theMIMEValue.GetString(asString))
theMIMEType = asString;
}
r.Set("Content-Type", theMIMEType);
ZTupleValue theValue;
if (theNode.GetProp("lastModified", theValue))
{
if (ZTime theTime = theValue.GetTime())
r.Set("Last-Modified", sAsString_WebDAV(theTime));
}
r.Set("Content-Transfer-Encoding", "binary");
r.Set("Content-Length", ZString::sFromUInt64(sentSize));
r.Send(iStreamW);
iStreamW.CopyFrom(theStreamRPos, sentSize);
}
}
else
{
r.SetResult(404);
r.Send(iStreamW);
r.Set("Content-Length", 0);
}
return true;
}
