"The calculating Yemeni president had several ideas as to how Bush could repay him for his vigilance and quick action. In Saleh's mind, the Washington trip was a shopping spree, and he landed in D.C. with a wish list. Another war against the Huthi separatists in the north -- the third in as many years -- was just getting underway, and the president needed to replenish his armory. He had helped the Americans with al Qaeda, and now he wanted help with his own terrorists."
More: Losing Yemen - By Gregory Johnsen | Foreign Policy
According to context, what do we mean by a shopping spree?