winamp/Src/Winamp/JSAPI2_DownloaderAPI.cpp

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2024-09-24 12:54:57 +00:00
#include "JSAPI2_Downloader.h"
#include "JSAPI2_Security.h"
#include "main.h"
#include "../Agave/Language/api_language.h"
#include "JSAPI.h"
#include "../nu/AutoChar.h"
#include "api.h"
#include "resource.h"
#include "../Plugins/General/gen_ml/ml.h"
#include <api/service/svcs/svc_imgload.h>
JSAPI2::DownloaderAPI::DownloaderAPI(const wchar_t *_key, JSAPI::ifc_info *_info)
{
info = _info;
key = _key;
refCount = 1;
}
enum
{
DISP_DOWNLOADERAPI_DOWNLOADMEDIA,
};
#define DISP_TABLE \
CHECK_ID(DownloadMedia, DISP_DOWNLOADERAPI_DOWNLOADMEDIA)\
#define CHECK_ID(str, id)\
if (CSTR_EQUAL == CompareStringW(lcid, NORM_IGNORECASE, rgszNames[i], -1, L## #str, -1))\
{ rgdispid[i] = id; continue; }
HRESULT JSAPI2::DownloaderAPI::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::DownloaderAPI::GetTypeInfo(unsigned int itinfo, LCID lcid, ITypeInfo FAR* FAR* pptinfo)
{
return E_NOTIMPL;
}
HRESULT JSAPI2::DownloaderAPI::GetTypeInfoCount(unsigned int FAR * pctinfo)
{
return E_NOTIMPL;
}
bool IsImage(const wchar_t *filename);
bool IsPlaylist(const wchar_t *filename);
bool IsMedia(const wchar_t *filename);
bool GetOnlineDownloadPath(const wchar_t *key, const wchar_t *svcname, wchar_t path_to_store[MAX_PATH]);
HRESULT JSAPI2::DownloaderAPI::DownloadMedia(WORD wFlags, DISPPARAMS FAR *pdispparams, VARIANT FAR *pvarResult, unsigned int FAR *puArgErr)
{
JSAPI_VERIFY_METHOD(wFlags);
JSAPI_VERIFY_PARAMCOUNT_OPTIONAL(pdispparams, 1, 3);
JSAPI_VERIFY_PARAMTYPE(pdispparams, 1, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 2, VT_BSTR, puArgErr);
JSAPI_VERIFY_PARAMTYPE_OPTIONAL(pdispparams, 3, VT_BOOL, puArgErr);
JSAPI_INIT_RESULT(pvarResult, VT_BOOL);
if (security.GetActionAuthorization(L"downloader", L"downloadmedia", key, info, JSAPI2::api_security::ACTION_PROMPT) == JSAPI2::api_security::ACTION_ALLOWED)
{
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_TRUE);
const wchar_t *url = JSAPI_PARAM(pdispparams, 1).bstrVal;
wchar_t *destFileSpec=JSAPI_PARAM_OPTIONAL(pdispparams, 2, bstrVal, PathFindFileNameW(url));
//filter reserved characters in file name
CleanNameForPath(destFileSpec);
// verify that passed-in URL is a valid media type
if (!IsImage(destFileSpec) && !IsPlaylist(destFileSpec) && !IsMedia(destFileSpec))
{
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_FALSE);
return S_OK;
}
wchar_t path_to_store[MAX_PATH] = {0};
if (GetOnlineDownloadPath(this->key, this->info->GetName(), path_to_store))
{
wchar_t dlgtitle[256] = {0};
CreateDirectoryW(path_to_store, NULL);
wchar_t destfile[MAX_PATH] = {0};
PathCombineW(destfile, path_to_store, destFileSpec);
httpRetrieveFileW(hMainWindow, AutoChar(url), destfile, getStringW(IDS_DOWNLOADING,dlgtitle,256));
// TODO: optional adding to media library or not (param 3)
LMDB_FILE_ADD_INFOW fi = {const_cast<wchar_t *>(destfile), -1, -1};
sendMlIpc(ML_IPC_DB_ADDORUPDATEFILEW, (WPARAM)&fi);
sendMlIpc(ML_IPC_DB_SYNCDB, 0);
}
else
{
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_FALSE);
}
}
else
{
JSAPI_SET_RESULT(pvarResult, boolVal, VARIANT_FALSE);
}
return S_OK;
}
#undef CHECK_ID
#define CHECK_ID(str, id) case id: return str(wFlags, pdispparams, pvarResult, puArgErr);
HRESULT JSAPI2::DownloaderAPI::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::DownloaderAPI::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::DownloaderAPI::AddRef(void)
{
return InterlockedIncrement(&refCount);
}
ULONG JSAPI2::DownloaderAPI::Release(void)
{
LONG lRef = InterlockedDecrement(&refCount);
if (lRef == 0) delete this;
return lRef;
}