def insertRuleset(self, ruleset, domain):
		'''增加一个robots.txt规则集'''
		cur = self.conn.cursor()
		cur.execute("SELECT did FROM Domains WHERE domain=?", (domain,))
		did = cur.fetchone()[0]
		cur.execute("INSERT INTO Rulesets VALUES (NULL,?,?)",(did, ruleset))
		# 写入到文件
		self.conn.commit()
def setup_dependent_build_environment(self, env, dependent_spec):
        """Location of the OpenFOAM project directory.
        This is identical to the WM_PROJECT_DIR value, but we avoid that
        variable since it would mask the normal OpenFOAM cleanup of
        previous versions.
        """
        env.set('FOAM_PROJECT_DIR', self.projectdir)