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winamp/Src/Plugins/General/gen_ff/MediaDownloader.cpp
2024-09-24 14:54:57 +02:00

308 lines
7.8 KiB
C++

#include "precomp__gen_ff.h"
#include "main.h"
#include "../Agave/Language/api_language.h"
#include "../../..\Components\wac_network\wac_network_http_receiver_api.h"
#include "../nu/AutoWide.h"
#include "../nu/AutoChar.h"
#include "../nu/AutoCharFn.h"
#include "wa2frontend.h"
#include "resource.h"
#include "../nu/ns_wc.h"
#include "../nu/refcount.h"
#include "api/skin/widgets/xuidownloadslist.h"
#include <shlobj.h>
#include <shlwapi.h>
#include <api/script/objects/systemobj.h>
extern wchar_t *INI_DIR;
static void createDirForFileW(wchar_t *str)
{
wchar_t *p = str;
if ((p[0] ==L'\\' || p[0] ==L'/') && (p[1] ==L'\\' || p[1] ==L'/'))
{
p += 2;
while (p && *p && *p !=L'\\' && *p !=L'/') p++;
if (!p || !*p) return ;
p++;
while (p && *p && *p !=L'\\' && *p !=L'/') p++;
}
else
{
while (p && *p && *p !=L'\\' && *p !=L'/') p++;
}
while (p && *p)
{
while (p && *p !=L'\\' && *p !=L'/' && *p) p = CharNextW(p);
if (p && *p)
{
wchar_t lp = *p;
*p = 0;
CreateDirectoryW(str, NULL);
*p++ = lp;
}
}
}
static wchar_t* defaultPathToStore()
{
static wchar_t pathToStore[MAX_PATH] = {0};
if(FAILED(SHGetFolderPathW(NULL, CSIDL_MYMUSIC, NULL, SHGFP_TYPE_CURRENT, pathToStore)))
{
if(FAILED(SHGetFolderPathW(NULL, CSIDL_PERSONAL, NULL, SHGFP_TYPE_CURRENT, pathToStore)))
{
lstrcpynW(pathToStore, L"C:\\My Music", MAX_PATH);
}
}
return pathToStore;
}
static void GetPathToStore(wchar_t path_to_store[MAX_PATH])
{
GetPrivateProfileStringW( L"gen_ml_config", L"extractpath", defaultPathToStore(), path_to_store, MAX_PATH, (const wchar_t *)SendMessageW( plugin.hwndParent, WM_WA_IPC, 0, IPC_GETMLINIFILEW ) );
}
void Winamp2FrontEnd::getDownloadPath(wchar_t path2store[MAX_PATH])
{
GetPathToStore(path2store);
}
void Winamp2FrontEnd::setDownloadPath(const wchar_t * path2store)
{
WritePrivateProfileStringA( "gen_ml_config", "extractpath", AutoChar( path2store, CP_UTF8 ), (const char *)SendMessageW( plugin.hwndParent, WM_WA_IPC, 0, IPC_GETMLINIFILE ) );
}
class DownloadCallback : public Countable<ifc_downloadManagerCallback>
{
public:
DownloadCallback( const wchar_t *destination_filepath, bool storeInMl = true, bool notifyDownloadsList = true )
{
WCSCPYN( this->destination_filepath, destination_filepath, MAX_PATH );
this->storeInMl = storeInMl;
this->notifyDownloadsList = notifyDownloadsList;
}
void OnFinish( DownloadToken token );
void OnError( DownloadToken token, int error )
{
if ( notifyDownloadsList )
DownloadsList::onDownloadError( token, error );
Release();
}
void OnCancel( DownloadToken token )
{
if ( notifyDownloadsList )
DownloadsList::onDownloadCancel( token );
Release();
}
void OnTick( DownloadToken token )
{
if ( notifyDownloadsList )
DownloadsList::onDownloadTick( token );
}
const wchar_t *getPreferredFilePath()
{
return destination_filepath;
}
bool getStoreInML()
{
return storeInMl;
}
REFERENCE_COUNT_IMPLEMENTATION;
protected:
RECVS_DISPATCH;
private:
bool storeInMl;
bool notifyDownloadsList;
wchar_t destination_filepath[ MAX_PATH ];
};
// TODO: benski> this is a big hack. we should have a MIME manager in Winamp
struct
{
const char *mime; const char *ext;
}
hack_mimes[] = { {"audio/mpeg", ".mp3"} };
void DownloadCallback::OnFinish(DownloadToken token)
{
api_httpreceiver *http = WAC_API_DOWNLOADMANAGER->GetReceiver(token);
if (http)
{
const char *extension = 0;
const char *headers = http->getallheaders();
// we're trying to figure out wtf kind of file this is
if (!extension) // just adding this if to make this easier to re-arrange
{
// 1) check if there's a content-disposition, it might have an extension
const char *content_disposition = http->getheader("content-disposition");
if (content_disposition)
{
const char *content_filename = strstr(content_disposition, "filename=");
if (content_filename && *content_filename)
{
content_filename+=9;
extension = PathFindExtensionA(content_filename);
}
}
}
if (!extension)
{
// 2) check MIME type for something good
const char *content_type = http->getheader("content-type");
if (content_type)
{
for (int i=0;i!=sizeof(hack_mimes)/sizeof(hack_mimes[0]);i++)
{
if (!strcmp(hack_mimes[i].mime, content_type))
{
extension=hack_mimes[i].ext;
}
}
}
}
const char *url = http->get_url();
if (!extension)
{
// 3) check if URL has an extension
if (url) // umm, we better have a URL :) but worth a check
{
extension = PathFindExtensionA(url);
}
}
if (!extension)
{
// 4) ask for winamp's default extension and use that (most likely mp3)
extension=".mp3"; // TODO: actually use the setting and not hardcode this :)
}
// then we rename the file
wchar_t temppath[MAX_PATH-14] = {0};
wchar_t filename[MAX_PATH] = {0};
GetTempPathW(MAX_PATH-14, temppath);
GetTempFileNameW(temppath, L"atf", 0, filename);
PathRemoveExtensionW(filename);
PathAddExtensionW(filename, AutoWide(extension));
const wchar_t *downloadDest = WAC_API_DOWNLOADMANAGER->GetLocation(token);
MoveFileW(downloadDest, filename);
// then we build a filename with ATF
wchar_t formatted_filename[MAX_PATH] = {0}, path_to_store[MAX_PATH] = {0};
if (!WCSICMP(this->getPreferredFilePath(), L""))
GetPathToStore(path_to_store);
else
WCSCPYN(path_to_store, this->getPreferredFilePath(), MAX_PATH);
// TODO: benski> this is very temporary
char temp_filename[MAX_PATH] = {0}, *t = temp_filename,
*tfn = PathFindFileNameA(url);
while(tfn && *tfn)
{
if(*tfn == '%')
{
if(_strnicmp(tfn,"%20",3))
{
*t = *tfn;
}
else{
*t = ' ';
tfn = CharNextA(tfn);
tfn = CharNextA(tfn);
}
}
else
{
*t = *tfn;
}
tfn = CharNextA(tfn);
t = CharNextA(t);
}
*t = 0;
PathCombineW(formatted_filename, path_to_store, AutoWide(temp_filename));
createDirForFileW(formatted_filename);
// then move the file there
if (!MoveFileW(filename, formatted_filename))
{
CopyFileW(filename, formatted_filename, FALSE);
DeleteFileW(filename);
}
//Std::messageBox(formatted_filename, filename, 0);
if (this->getStoreInML() && PathFileExistsW(formatted_filename))
{
// then add to the media library :)
// TOOD: benski> use api_mldb because it's more thread-friendly than SendMessageW
HWND library = wa2.getMediaLibrary();
LMDB_FILE_ADD_INFOW fi = {const_cast<wchar_t *>(formatted_filename), -1, -1};
SendMessageW(library, WM_ML_IPC, (WPARAM)&fi, ML_IPC_DB_ADDORUPDATEFILEW);
PostMessage(library, WM_ML_IPC, 0, ML_IPC_DB_SYNCDB);
}
if (notifyDownloadsList)
DownloadsList::onDownloadEnd(token, const_cast<wchar_t *>(formatted_filename));
SystemObject::onDownloadFinished(AutoWide(url), true, formatted_filename);
Release();
return;
}
if (notifyDownloadsList)
DownloadsList::onDownloadEnd(token, NULL);
Release();
}
int Winamp2FrontEnd::DownloadFile( const char *url, const wchar_t *destfilepath, bool addToMl, bool notifyDownloadsList )
{
DownloadCallback *callback = new DownloadCallback( destfilepath, addToMl, notifyDownloadsList );
DownloadToken dt = WAC_API_DOWNLOADMANAGER->Download( url, callback );
// Notify <DownloadsList/>
if ( notifyDownloadsList )
DownloadsList::onDownloadStart( url, dt );
return 0;
/*
HTTPRETRIEVEFILEW func = (HTTPRETRIEVEFILEW) SendMessageW(hwnd_winamp, WM_WA_IPC, 0, IPC_GETHTTPGETTERW);
if (func || func == (HTTPRETRIEVEFILEW)1)
return func(NULL, url, destfilename, title);
else
return 0;
*/
}
#define CBCLASS DownloadCallback
START_DISPATCH;
REFERENCE_COUNTED;
VCB( IFC_DOWNLOADMANAGERCALLBACK_ONFINISH, OnFinish )
VCB( IFC_DOWNLOADMANAGERCALLBACK_ONTICK, OnTick )
VCB( IFC_DOWNLOADMANAGERCALLBACK_ONERROR, OnError )
VCB( IFC_DOWNLOADMANAGERCALLBACK_ONCANCEL, OnCancel )
END_DISPATCH;
#undef CBCLASS