As Colman says, the PS's opposition seems predicated either on opposing whatever the UMP is doing, or on implementation (agreeing on the princple), rather than being an opposition of the principle. After all, the PS "strongly, categorically oppose the wearing of the burqa", they just don't think this is the way to go about it.

En un viejo país ineficiente, algo así como España entre dos guerras civiles, poseer una casa y poca hacienda y memoria ninguna. -- Gil de Biedma