Preheat oven to 300 degrees. Generously, grease and flour a tube pan; set aside. Mix together candy, pecans, dates, coconut and quarter cup of the flour; set aside. Cream butter and sugar until fluffy. Beat in eggs, one at a time. Stir in vanilla. Mix together baking soda, salt and remaining 1.75 cup flour; add alternately with buttermilk to the butter mixture. Add nut mixture; mix well. Pour batter into prepared pan and bake for 2 hours; remove from oven. For glaze: In small saucepan, combine orange juice, lemon juice, sugar and butter. Cook until sugar is dissolved. Spoon glaze over warm cake.