Initial community commit

Src/Winamp/JSAPI2_DownloaderAPI.cpp

@@ -0,0 +1,159 @@
+#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;
+}