winamp/Src/playlist/JSAPI2_Playlists.cpp

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2024-09-24 08:54:57 -04:00
#include "JSAPI2_Playlists.h"
#include "../Winamp/JSAPI.h"
#include "api__playlist.h"
#include "../Winamp/JSAPI_ObjectArray.h"
#include "Playlists.h"
#include "JSAPI2_Playlist.h"
#include "PlaylistManager.h"
#include "../Winamp/JSAPI_CallbackParameters.h"
extern Playlists playlists;
JSAPI2::PlaylistsAPI::PlaylistsAPI(const wchar_t *_key, JSAPI::ifc_info *_info)
{
info = _info;
key = _key;
}
#define DISP_TABLE \
CHECK_ID(GetPlaylists)\
CHECK_ID(OpenPlaylist)\
CHECK_ID(SavePlaylist)\
#define CHECK_ID(str) JSAPI_DISP_ENUMIFY(str),
enum {
DISP_TABLE
};
#undef CHECK_ID
#define CHECK_ID(str) if (wcscmp(rgszNames[i], L## #str) == 0) { rgdispid[i] = JSAPI_DISP_ENUMIFY(str); continue; }
HRESULT JSAPI2::PlaylistsAPI::GetIDsOfNames(REFIID riid, OLECHAR FAR* FAR* rgszNames, unsigned int cNames, LCID lcid, DISPID FAR* rgdispid)
{
bool unknowns = false;
for (unsigned int i = 0;i != cNames;i++)
{
DISP_TABLE
rgdispid[i] = DISPID_UNKNOWN;
unknowns = true;
}
if (unknowns)
return DISP_E_UNKNOWNNAME;
else
return S_OK;
}
HRESULT JSAPI2::PlaylistsAPI::GetTypeInfo(unsigned int itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo)
{
return E_NOTIMPL;
}
HRESULT JSAPI2::PlaylistsAPI::GetTypeInfoCount(unsigned int FAR * pctinfo)
{
return E_NOTIMPL;
}
HRESULT JSAPI2::PlaylistsAPI::GetPlaylists(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 0);
VariantInit(pvarResult);
V_VT(pvarResult) = VT_DISPATCH;
if (AGAVE_API_JSAPI2_SECURITY->GetActionAuthorization(L"playlists", L"read", key, info, JSAPI2::api_security::ACTION_PROMPT) == JSAPI2::api_security::ACTION_ALLOWED)
{
JSAPI::ObjectArray *objectArray = new JSAPI::ObjectArray;
playlists.Lock();
size_t count = playlists.GetCount();
for (size_t i=0;i!=count;i++)
{
const PlaylistInfo &info = playlists.GetPlaylistInfo(i);
JSAPI::CallbackParameters *playlistParams = new JSAPI::CallbackParameters;
playlistParams->AddString(L"filename", info.filename);
playlistParams->AddString(L"title", info.title);
wchar_t guid_str[40];
nsGUID::toCharW(info.guid, guid_str);
playlistParams->AddString(L"playlistId", guid_str);
playlistParams->AddLong(L"length", info.length);
playlistParams->AddLong(L"numitems", info.numItems);
objectArray->AddObject(playlistParams);
playlistParams->Release();
}
playlists.Unlock();
V_DISPATCH(pvarResult) = objectArray;
return S_OK;
}
else
{
V_DISPATCH(pvarResult) = 0;
return S_OK;
}
return E_FAIL;
}
HRESULT JSAPI2::PlaylistsAPI::OpenPlaylist(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 1);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_BSTR, puArgErr);
VariantInit(pvarResult);
V_VT(pvarResult) = VT_DISPATCH;
V_DISPATCH(pvarResult) = 0;
if (AGAVE_API_JSAPI2_SECURITY->GetActionAuthorization(L"playlists", L"read", key, info, JSAPI2::api_security::ACTION_PROMPT) == JSAPI2::api_security::ACTION_ALLOWED)
{
GUID playlist_guid = nsGUID::fromCharW(JSAPI_PARAM(pdispparams, 1).bstrVal);
playlists.Lock();
size_t index;
if (playlists.GetPosition(playlist_guid, &index) == API_PLAYLISTS_SUCCESS)
{
const wchar_t *filename = playlists.GetFilename(index);
if (filename)
{
PlaylistObject *playlist = new PlaylistObject(key);
if (playlistManager.Load(filename, &playlist->playlist) == PLAYLISTMANAGER_SUCCESS)
{
V_DISPATCH(pvarResult) = playlist;
}
else
{
delete playlist;
}
}
}
playlists.Unlock();
return S_OK;
}
else
{
return S_OK;
}
return E_FAIL;
}
HRESULT JSAPI2::PlaylistsAPI::SavePlaylist(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT(pdispparams, 2);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 2, VT_DISPATCH, puArgErr);
VariantInit(pvarResult);
V_VT(pvarResult) = VT_BOOL;
V_BOOL(pvarResult) = FALSE;
if (AGAVE_API_JSAPI2_SECURITY->GetActionAuthorization(L"playlists", L"write", key, info, JSAPI2::api_security::ACTION_PROMPT) == JSAPI2::api_security::ACTION_ALLOWED)
{
GUID playlist_guid = nsGUID::fromCharW(JSAPI_PARAM(pdispparams, 1).bstrVal);
playlists.Lock();
size_t index;
if (playlists.GetPosition(playlist_guid, &index) == API_PLAYLISTS_SUCCESS)
{
const wchar_t *filename = playlists.GetFilename(index);
if (filename)
{
IDispatch *dispPlaylist = JSAPI_PARAM(pdispparams, 2).pdispVal;
PlaylistObject *playlist = 0;
dispPlaylist->QueryInterface(JSAPI2::IID_PlaylistObject, (void **)&playlist);
if (playlistManager.Save(filename, &(playlist->playlist)) == PLAYLISTMANAGER_SUCCESS)
V_BOOL(pvarResult) = TRUE;
}
}
playlists.Unlock();
return S_OK;
}
else
{
return S_OK;
}
return E_FAIL;
}
#undef CHECK_ID
#define CHECK_ID(str) case JSAPI_DISP_ENUMIFY(str): return str(wFlags, pdispparams, pvarResult, puArgErr);
HRESULT JSAPI2::PlaylistsAPI::Invoke(DISPID dispid, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, EXCEPINFO FAR * pexecinfo, unsigned int FAR *puArgErr)
{
switch (dispid)
{
DISP_TABLE
}
return DISP_E_MEMBERNOTFOUND;
}
STDMETHODIMP JSAPI2::PlaylistsAPI::QueryInterface(REFIID riid, PVOID *ppvObject)
{
if (!ppvObject)
return E_POINTER;
else if (IsEqualIID(riid, IID_IDispatch))
*ppvObject = (IDispatch *)this;
else if (IsEqualIID(riid, IID_IUnknown))
*ppvObject = this;
else
{
*ppvObject = NULL;
return E_NOINTERFACE;
}
AddRef();
return S_OK;
}
ULONG JSAPI2::PlaylistsAPI::AddRef(void)
{
return this->_refCount.fetch_add( 1 );
}
ULONG JSAPI2::PlaylistsAPI::Release( void )
{
std::size_t l_Ref = this->_refCount.fetch_sub( 1 );
if ( l_Ref == 0 )
delete this;
return l_Ref;
}