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98 lines
2.3 KiB
Ruby
98 lines
2.3 KiB
Ruby
class Group < ActiveRecord::Base
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has_many :category_groups
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has_many :group_users
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has_many :categories, through: :category_groups
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has_many :users, through: :group_users
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AUTO_GROUPS = {
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:admins => 1,
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:moderators => 2,
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:staff => 3,
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:trust_level_1 => 11,
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:trust_level_2 => 12,
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:trust_level_3 => 13,
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:trust_level_4 => 14,
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:trust_level_5 => 15
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}
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def self.trust_group_ids
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(10..19).to_a
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end
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def self.refresh_automatic_group!(name)
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id = AUTO_GROUPS[name]
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unless group = self[name]
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group = Group.new(name: name.to_s, automatic: true)
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group.id = id
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group.save!
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end
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real_ids = case name
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when :admins
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"SELECT u.id FROM users u WHERE u.admin = 't'"
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when :moderators
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"SELECT u.id FROM users u WHERE u.moderator = 't'"
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when :staff
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"SELECT u.id FROM users u WHERE u.moderator = 't' OR u.admin = 't'"
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when :trust_level_1, :trust_level_2, :trust_level_3, :trust_level_4, :trust_level_5
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"SELECT u.id FROM users u WHERE u.trust_level = #{id-10}"
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end
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extra_users = group.users.where("users.id NOT IN (#{real_ids})").select('users.id')
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missing_users = GroupUser.joins("RIGHT JOIN (#{real_ids}) X ON X.id = user_id AND group_id = #{group.id}")
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.where("user_id IS NULL")
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.select("X.id")
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group.group_users.where("user_id IN (#{extra_users.to_sql})").delete_all
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missing_users.each do |u|
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group.group_users.build(user_id: u.id)
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end
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group.save!
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end
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def self.refresh_automatic_groups!(*args)
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args.each do |group|
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refresh_automatic_group!(group)
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end
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end
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def self.[](name)
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raise ArgumentError, "unknown group" unless id = AUTO_GROUPS[name]
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Group.where(id: id).first
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end
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def self.user_trust_level_change!(user_id, trust_level)
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name = "trust_level_#{trust_level}".to_sym
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GroupUser.where(group_id: trust_group_ids, user_id: user_id).delete_all
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if group = Group[name]
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group_users.build(user_id: user_id)
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group_users.save!
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else
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refresh_automatic_group!(name)
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end
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end
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def user_ids
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users.select('users.id').map(&:id)
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end
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def self.builtin
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Enum.new(:moderators, :admins, :trust_level_1, :trust_level_2)
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end
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def add(user)
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self.users.push(user)
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end
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end
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