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Contents
# frozen_string_literal: true
module Thredded
class PostPolicy
# The scope of readable posts.
# MessageboardPolicy must be applied separately.
class Scope
# @param user [Thredded.user_class]
# @param scope [ActiveRecord::Relation<Thredded::Post>]
def initialize(user, scope)
@user = user
@scope = scope
end
# @return [ActiveRecord::Relation<Thredded::Post>]
def resolve
@scope.moderation_state_visible_to_user(@user)
end
end
# @param user [Thredded.user_class]
# @param post [Thredded::Post]
def initialize(user, post)
@user = user
@post = post
end
def create?
@user.thredded_admin? ||
!@post.postable.locked? &&
# Users are allowed to post in unlocked topics of a locked messageboard
# only if they would be allowed to post if the messageboard wasn't locked.
@user.thredded_can_write_messageboards.include?(@post.messageboard)
end
def read?
Thredded::TopicPolicy.new(@user, @post.postable).read? && @post.moderation_state_visible_to_user?(@user)
end
def update?
@user.thredded_admin? || own_post? || messageboard_policy.moderate?
end
def destroy?
!@post.first_post_in_topic? && update?
end
def anonymous?
@user.thredded_anonymous?
end
delegate :moderate?, to: :messageboard_policy
private
def messageboard_policy
@messageboard_policy ||= Thredded::MessageboardPolicy.new(@user, @post.messageboard)
end
def own_post?
!anonymous? && @user.id == @post.user_id
end
end
end
Version data entries
30 entries across 30 versions & 2 rubygems