// CleanUp() must only be called if this class is not destroyed with its destructor
// It must be called to close the connection to the server and close the download file which is still open
// This is NOT done automatically to allow re-using this class (e.g. multiple extraction of single files)
BOOL CleanUp()
{
mi_Internet.CleanUp(); // close handles
mi_FirstBlock.Init(0,0,0,0); // free memory
mi_Cache[0].Init (0,0,0);
mi_Cache[1].Init (0,0,0);
// Clean up base class
return CExtract::CleanUp();
}
// Extract the CAB file at the given URL into the given target directory
// If u16_LocalFile = "" -> a temporary file will be created
// A Cabfile will be written to disk ONLY if u32_Blocksize = 0 !!
// u16_TargetDir = L"" AND Blocksize = 0 --> only download any file from internet to disk
BOOL ExtractUrlW(const CStrW& sw_URL, DWORD u32_Blocksize, const CStrW& sw_LocalFile, const CStrW& sw_TargetDir, void* pParam = NULL)
{
if (!Initialize(sw_URL, sw_LocalFile, u32_Blocksize))
return FALSE;
// Just a download without CAB extraction
if (!u32_Blocksize && sw_LocalFile.Len() && !sw_TargetDir.Len())
{
// The caller may want to access the file immediately -> close all
mi_Internet.CleanUp();
return TRUE;
}
// Pass it on to the base class
return ExtractFileW(L"*CABINET\\*URL", sw_TargetDir, pParam);
}