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/*******************************************************************************
* Goggles Audio Player Library *
********************************************************************************
* Copyright (C) 2010-2021 by Sander Jansen. All Rights Reserved *
* --- *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see http://www.gnu.org/licenses. *
********************************************************************************/
#include "ap_defs.h"
#include "ap_common.h"
#include "ap_xml_parser.h"
#include "ap_reader_plugin.h"
namespace ap {
class XSPFParser : public XmlParser{
public:
FXStringList files;
FXString title;
protected:
FXint elem;
protected:
FXint begin(const FXchar *,const FXchar**) override;
void data(const FXchar *,FXint len) override;
void end(const FXchar *) override;
public:
enum {
Elem_Playlist = Elem_Last,
Elem_Playlist_Title,
Elem_Playlist_TrackList,
Elem_Playlist_TrackList_Track,
Elem_Playlist_TrackList_Track_Location,
};
public:
XSPFParser();
~XSPFParser();
};
XSPFParser::XSPFParser() : elem(Elem_None) {
}
XSPFParser::~XSPFParser(){
}
FXint XSPFParser::begin(const FXchar * element,const FXchar **/* attributes*/){
switch(node()) {
case Elem_None:
{
if (FXString::compare(element,"playlist")==0)
return Elem_Playlist;
} break;
case Elem_Playlist:
{
if (FXString::compare(element,"title")==0)
return Elem_Playlist_Title;
else if (FXString::compare(element,"trackList")==0)
return Elem_Playlist_TrackList;
} break;
case Elem_Playlist_TrackList:
{
if (FXString::compare(element,"track")==0)
return Elem_Playlist_TrackList_Track;
} break;
case Elem_Playlist_TrackList_Track:
{
if (FXString::compare(element,"location")==0)
return Elem_Playlist_TrackList_Track_Location;
} break;
default: return 0; // skip
}
return 0;
}
void XSPFParser::data(const FXchar* str,FXint len){
switch(node()) {
case Elem_Playlist_Title: title.assign(str,len); break;
case Elem_Playlist_TrackList_Track_Location:
{
FXString url(str,len);
files.append(url);
} break;
}
}
void XSPFParser::end(const FXchar*) {
}
class XSPFReader : public TextReader {
protected:
FXStringList uri;
public:
XSPFReader(InputContext*);
ReadStatus process(Packet*) override;
FXbool init(InputPlugin*) override;
FXuchar format() const override { return Format::XSPF; };
FXbool redirect(FXStringList & u) override { u=uri; return true; }
virtual ~XSPFReader();
};
XSPFReader::XSPFReader(InputContext*ctx) : TextReader(ctx) {
}
XSPFReader::~XSPFReader(){
}
FXbool XSPFReader::init(InputPlugin*plugin) {
TextReader::init(plugin);
uri.clear();
return true;
}
ReadStatus XSPFReader::process(Packet*packet) {
if (TextReader::process(packet)==ReadDone) {
FXString title;
ap_parse_xspf(textbuffer,uri,title);
if (uri.no())
return ReadRedirect;
else
return ReadDone;
}
return ReadError;
}
ReaderPlugin * ap_xspf_reader(InputContext * ctx) {
return new XSPFReader(ctx);
}
void ap_parse_xspf(const FXString & data,FXStringList & mrl,FXString & title) {
XSPFParser xspf;
if (xspf.parse(data)) {
mrl=xspf.files;
title=xspf.title;
}
}
}
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