add_hosted_feast_modifier_towards_character

add_hosted_feast_modifier_towards_character = {
	if = {
		limit = {
			$CHARACTER$ = {
				employs_court_position = court_musician_court_position
				any_court_position_holder = {
					type = court_musician_court_position
					is_physically_able = yes
				}
			}
		}
		if = {
			limit = { # Increase the bonus slightly if musician's culture has Musicical Theorists
				$CHARACTER$ = {
					any_court_position_holder = {
						type = court_musician_court_position
						culture = { has_cultural_parameter = characters_are_better_court_musicians }
					}
				}
			}
			add_opinion = {
				target = $CHARACTER$
				modifier = feast_hosted_successful_feast_with_music
				opinion = 35
			}
		}
		else = {
			add_opinion = {
				target = $CHARACTER$
				modifier = feast_hosted_successful_feast_with_music
			}
		}
	}
	else = {
		add_opinion = {
			target = $CHARACTER$
			modifier = feast_hosted_successful_feast
		}
	}
}

As written in game/common/scripted_effects/00_feast_scripted_effects.txt.