Files
danbooru/app/logical/user_promotion.rb
evazion a7dc05ce63 Enable frozen string literals.
Make all string literals immutable by default.
2021-12-14 21:33:27 -06:00

104 lines
4.0 KiB
Ruby

# frozen_string_literal: true
# Promotes the user to a higher level, or grants them approver or unlimited
# uploader privileges. Also validates that the promotion is allowed, gives the
# user a feedback, sends them a notification dmail, and creates a mod action for
# the promotion.
class UserPromotion
attr_reader :user, :promoter, :new_level, :old_can_approve_posts, :old_can_upload_free, :can_upload_free, :can_approve_posts
# Initialize a new promotion.
# @param user [User] the user to promote
# @param promoter [User] the user doing the promotion
# @param new_level [Integer] the new user level
# @param can_upload_free [Boolean] whether the user should gain unlimited upload privileges
# @param can_approve_posts [Boolean] whether the user should gain approval privileges
def initialize(user, promoter, new_level, can_upload_free: nil, can_approve_posts: nil)
@user = user
@promoter = promoter
@new_level = new_level.to_i
@can_upload_free = can_upload_free
@can_approve_posts = can_approve_posts
end
def promote!
validate!
@old_can_approve_posts = user.can_approve_posts?
@old_can_upload_free = user.can_upload_free?
user.level = new_level
user.can_upload_free = can_upload_free unless can_upload_free.nil?
user.can_approve_posts = can_approve_posts unless can_approve_posts.nil?
create_user_feedback
create_dmail
create_mod_actions
user.save
end
private
def create_mod_actions
if old_can_approve_posts != user.can_approve_posts?
ModAction.log("\"#{promoter.name}\":#{Routes.user_path(promoter)} changed approval privileges for \"#{user.name}\":#{Routes.user_path(user)} from #{old_can_approve_posts} to [b]#{user.can_approve_posts?}[/b]", :user_approval_privilege, promoter)
end
if old_can_upload_free != user.can_upload_free?
ModAction.log("\"#{promoter.name}\":#{Routes.user_path(promoter)} changed unlimited upload privileges for \"#{user.name}\":#{Routes.user_path(user)} from #{old_can_upload_free} to [b]#{user.can_upload_free?}[/b]", :user_upload_privilege, promoter)
end
if user.level_changed?
ModAction.log(%{"#{user.name}":#{Routes.user_path(user)} level changed #{user.level_string_was} -> #{user.level_string}}, :user_level_change, promoter)
end
end
def validate!
if !promoter.is_moderator?
raise User::PrivilegeError, "You can't promote or demote other users"
elsif promoter == user
raise User::PrivilegeError, "You can't promote or demote yourself"
elsif new_level >= promoter.level
raise User::PrivilegeError, "You can't promote other users to your rank or above"
elsif user.level >= promoter.level
raise User::PrivilegeError, "You can't promote or demote other users at your rank or above"
end
end
# Build the dmail and user feedback message.
def build_messages
messages = []
if user.level_changed?
if user.level > user.level_was
messages << "You have been promoted to a #{user.level_string} level account from #{user.level_string_was}."
elsif user.level < user.level_was
messages << "You have been demoted to a #{user.level_string} level account from #{user.level_string_was}."
end
end
if user.can_approve_posts? && !old_can_approve_posts
messages << "You gained the ability to approve posts."
elsif !user.can_approve_posts? && old_can_approve_posts
messages << "You lost the ability to approve posts."
end
if user.can_upload_free? && !old_can_upload_free
messages << "You gained the ability to upload posts without limit."
elsif !user.can_upload_free? && old_can_upload_free
messages << "You lost the ability to upload posts without limit."
end
messages.join("\n")
end
def create_dmail
Dmail.create_automated(to_id: user.id, title: "Your account has been updated", body: build_messages)
end
def create_user_feedback
UserFeedback.create(user: user, creator: promoter, category: "neutral", body: build_messages, disable_dmail_notification: true)
end
end