def deleteLogEntries(self, del_entries, save=True):
        """Deletes given list of entries from the log. Some entries' index.html files may be updated to reflect changes in prev/next links. If save=True, re-saves the log itself."""
        prev_valid = prev_deleted = None
        # fix Next/Prev links in remaining entries
        newents = []
        updated = set()
        for ent in self.entries:
            if not ent.ignore:
                if ent in del_entries:
                    prev_deleted = ent
                else:
                    if prev_deleted:
                        ent.setPrevUpNextLinks(prev=prev_valid)
                        prev_valid and prev_valid.generateIndex()
                        ent.generateIndex()
                        prev_deleted = None
                    prev_valid = ent
                    newents.append(ent)
            else:
                newents.append(ent)
        # fix last "Next" link if we had a deleted entry followed by nothing
        if prev_deleted and prev_valid:
            prev_valid.setPrevUpNextLinks(next='')
            prev_valid.generateIndex()
        # regenerate indices
        for ent in newents:
            if id(ent) in updated:
                ent.generateIndex()
        self.entries = newents
        if save:
            self.save()