/*
* This is a helper function for handling embedded cabinet media
*/
static UINT writeout_cabinet_stream(MSIPACKAGE *package, LPCWSTR stream_name,
WCHAR* source)
{
UINT rc;
USHORT* data;
UINT size;
DWORD write;
HANDLE the_file;
WCHAR tmp[MAX_PATH];
rc = read_raw_stream_data(package->db,stream_name,&data,&size);
if (rc != ERROR_SUCCESS)
return rc;
write = MAX_PATH;
if (MSI_GetPropertyW(package, cszTempFolder, tmp, &write))
GetTempPathW(MAX_PATH,tmp);
GetTempFileNameW(tmp,stream_name,0,source);
track_tempfile(package, source);
the_file = CreateFileW(source, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, NULL);
if (the_file == INVALID_HANDLE_VALUE)
{
ERR("Unable to create file %s\n",debugstr_w(source));
rc = ERROR_FUNCTION_FAILED;
goto end;
}
WriteFile(the_file,data,size,&write,NULL);
CloseHandle(the_file);
TRACE("wrote %i bytes to %s\n",write,debugstr_w(source));
end:
msi_free(data);
return rc;
}
static UINT ready_media_for_file( MSIPACKAGE *package, struct media_info *mi,
MSIFILE *file )
{
UINT rc = ERROR_SUCCESS;
MSIRECORD * row = 0;
static const WCHAR ExecSeqQuery[] =
{'S','E','L','E','C','T',' ','*',' ', 'F','R','O','M',' ',
'`','M','e','d','i','a','`',' ','W','H','E','R','E',' ',
'`','L','a','s','t','S','e','q','u','e','n','c','e','`',' ','>','=',
' ','%', 'i',' ','O','R','D','E','R',' ','B','Y',' ',
'`','L','a','s','t','S','e','q','u','e','n','c','e','`',0};
LPCWSTR cab, volume;
DWORD sz;
INT seq;
LPCWSTR prompt;
MSICOMPONENT *comp = file->Component;
if (file->Sequence <= mi->last_sequence)
{
set_file_source(package,file,comp,mi->last_path);
TRACE("Media already ready (%u, %u)\n",file->Sequence,mi->last_sequence);
return ERROR_SUCCESS;
}
mi->count ++;
row = MSI_QueryGetRecord(package->db, ExecSeqQuery, file->Sequence);
if (!row)
{
TRACE("Unable to query row\n");
return ERROR_FUNCTION_FAILED;
}
seq = MSI_RecordGetInteger(row,2);
mi->last_sequence = seq;
volume = MSI_RecordGetString(row, 5);
prompt = MSI_RecordGetString(row, 3);
msi_free(mi->last_path);
mi->last_path = NULL;
if (!file->IsCompressed)
{
mi->last_path = resolve_folder(package, comp->Directory, TRUE, FALSE, NULL);
set_file_source(package,file,comp,mi->last_path);
MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
prompt);
MsiSourceListSetInfoW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED,
MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
msiobj_release(&row->hdr);
return rc;
}
cab = MSI_RecordGetString(row,4);
if (cab)
{
TRACE("Source is CAB %s\n",debugstr_w(cab));
/* the stream does not contain the # character */
if (cab[0]=='#')
{
LPWSTR path;
writeout_cabinet_stream(package,&cab[1],mi->source);
mi->last_path = strdupW(mi->source);
*(strrchrW(mi->last_path,'\\')+1)=0;
path = msi_dup_property( package, cszSourceDir );
MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count,
volume, prompt);
MsiSourceListSetInfoW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED,
MSICODE_PRODUCT|MSISOURCETYPE_NETWORK,
INSTALLPROPERTY_LASTUSEDSOURCEW, path);
msi_free(path);
}
else
{
sz = MAX_PATH;
mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
if (MSI_GetPropertyW(package, cszSourceDir, mi->source, &sz))
{
ERR("No Source dir defined\n");
rc = ERROR_FUNCTION_FAILED;
}
else
{
strcpyW(mi->last_path,mi->source);
strcatW(mi->source,cab);
MsiSourceListSetInfoW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED,
MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
/* extract the cab file into a folder in the temp folder */
sz = MAX_PATH;
if (MSI_GetPropertyW(package, cszTempFolder,mi->last_path, &sz)
!= ERROR_SUCCESS)
GetTempPathW(MAX_PATH,mi->last_path);
}
}
/* only download the remote cabinet file if a local copy does not exist */
if (GetFileAttributesW(mi->source) == INVALID_FILE_ATTRIBUTES &&
UrlIsW(package->PackagePath, URLIS_URL))
{
rc = msi_extract_remote_cabinet(package, mi);
}
else
{
rc = !extract_cabinet_file(package, mi->source, mi->last_path);
}
}
else
{
sz = MAX_PATH;
mi->last_path = msi_alloc(MAX_PATH*sizeof(WCHAR));
MSI_GetPropertyW(package,cszSourceDir,mi->source,&sz);
strcpyW(mi->last_path,mi->source);
MsiSourceListSetInfoW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED,
MSICODE_PRODUCT|MSISOURCETYPE_MEDIA,
INSTALLPROPERTY_LASTUSEDSOURCEW, mi->last_path);
}
set_file_source(package, file, comp, mi->last_path);
MsiSourceListAddMediaDiskW(package->ProductCode, NULL,
MSIINSTALLCONTEXT_USERMANAGED, MSICODE_PRODUCT, mi->count, volume,
prompt);
msiobj_release(&row->hdr);
return rc;
}
