The polarizing campaign gave hard-line Islamic groups a national stage and has undermined Indonesia's reputation for practicing a moderate form of Islam.
Father Ignatius Rai, pastor of the cathedral parish, said "unknown persons" broke into the church premises and started a fire that partially damaged the priest's residence and the western part of the church.
A total of 40 percent of surveyed countries registered "high" or "very high" levels of overall restrictions, according to Pew Research Center’s annual study on global restrictions on religion.