Translated article. Looks like it is a 3 day affair:
CINEMA: ITALIAN WEDDING TO RYAN KAVANAUGH. EXPECTED BUTLER AND DICAPRIO
(ASCA)-Rome, 1 Jul-Ryan Kavanaugh, one of the most well-known producers of Hollywood, elected during the Cannes film festival '' showman of the year '' by Variety magazine, chose to get married in Italy with his current partner, the dancer and choreographer Britta Lazenga.
The producer of '' Limtless '', '' ' Sanctum ', ' ' the last Templar '', '' The fighter '' and '' Salt '' marry '' near Positano.
Still top secret list of invitees including, according to rumors reported to Asca, leaked the names of Gerard Butler and the couple Leonardo DiCaprio/Bradley Cooper.
For the newlyweds and their guests are provided for three days, from 4 to 6 July.