discourse/app/models/group.rb

1335 lines
38 KiB
Ruby

# frozen_string_literal: true
require "net/imap"
class Group < ActiveRecord::Base
# TODO(2021-05-26): remove
self.ignored_columns = %w[flair_url]
include HasCustomFields
include AnonCacheInvalidator
include HasDestroyedWebHook
include GlobalPath
cattr_accessor :preloaded_custom_field_names
self.preloaded_custom_field_names = Set.new
has_many :category_groups, dependent: :destroy
has_many :group_users, dependent: :destroy
has_many :group_requests, dependent: :destroy
has_many :group_mentions, dependent: :destroy
has_many :group_associated_groups, dependent: :destroy
has_many :group_archived_messages, dependent: :destroy
has_many :categories, through: :category_groups
has_many :users, through: :group_users
has_many :requesters, through: :group_requests, source: :user
has_many :group_histories, dependent: :destroy
has_many :category_reviews,
class_name: "Category",
foreign_key: :reviewable_by_group_id,
dependent: :nullify
has_many :reviewables, foreign_key: :reviewable_by_group_id, dependent: :nullify
has_many :group_category_notification_defaults, dependent: :destroy
has_many :group_tag_notification_defaults, dependent: :destroy
has_many :associated_groups, through: :group_associated_groups, dependent: :destroy
belongs_to :flair_upload, class_name: "Upload"
has_many :upload_references, as: :target, dependent: :destroy
belongs_to :smtp_updated_by, class_name: "User"
belongs_to :imap_updated_by, class_name: "User"
has_and_belongs_to_many :web_hooks
before_save :downcase_incoming_email
before_save :cook_bio
after_save :destroy_deletions
after_save :update_primary_group
after_save :update_title
after_save :enqueue_update_mentions_job,
if: Proc.new { |g| g.name_before_last_save && g.saved_change_to_name? }
after_save do
if saved_change_to_flair_upload_id?
UploadReference.ensure_exist!(upload_ids: [self.flair_upload_id], target: self)
end
end
after_save :expire_cache
after_destroy :expire_cache
after_commit :automatic_group_membership, on: %i[create update]
after_commit :trigger_group_created_event, on: :create
after_commit :trigger_group_updated_event, on: :update
before_destroy :cache_group_users_for_destroyed_event, prepend: true
after_commit :trigger_group_destroyed_event, on: :destroy
after_commit :set_default_notifications, on: %i[create update]
def expire_cache
ApplicationSerializer.expire_cache_fragment!("group_names")
SvgSprite.expire_cache
expire_imap_mailbox_cache
end
def expire_imap_mailbox_cache
Discourse.cache.delete("group_imap_mailboxes_#{self.id}")
end
def remove_review_groups
Category.where(review_group_id: self.id).update_all(review_group_id: nil)
end
validate :name_format_validator
validates :name, presence: true
validate :automatic_membership_email_domains_format_validator
validate :incoming_email_validator
validate :can_allow_membership_requests, if: :allow_membership_requests
validate :validate_grant_trust_level, if: :will_save_change_to_grant_trust_level?
validates :automatic_membership_email_domains, length: { maximum: 1000 }
validates :bio_raw, length: { maximum: 3000 }
validates :membership_request_template, length: { maximum: 5000 }
validates :full_name, length: { maximum: 100 }
AUTO_GROUPS = {
everyone: 0,
admins: 1,
moderators: 2,
staff: 3,
trust_level_0: 10,
trust_level_1: 11,
trust_level_2: 12,
trust_level_3: 13,
trust_level_4: 14,
}
AUTO_GROUP_IDS = Hash[*AUTO_GROUPS.to_a.flatten.reverse]
STAFF_GROUPS = %i[admins moderators staff]
AUTO_GROUPS_ADD = "add"
AUTO_GROUPS_REMOVE = "remove"
IMAP_SETTING_ATTRIBUTES = %w[
imap_server
imap_port
imap_ssl
imap_mailbox_name
email_username
email_password
]
SMTP_SETTING_ATTRIBUTES = %w[
imap_server
imap_port
imap_ssl
email_username
email_password
email_from_alias
]
ALIAS_LEVELS = {
nobody: 0,
only_admins: 1,
mods_and_admins: 2,
members_mods_and_admins: 3,
owners_mods_and_admins: 4,
everyone: 99,
}
VALID_DOMAIN_REGEX = /\A[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,24}(:[0-9]{1,5})?(\/.*)?\Z/i
def self.visibility_levels
@visibility_levels = Enum.new(public: 0, logged_on_users: 1, members: 2, staff: 3, owners: 4)
end
validates :mentionable_level, inclusion: { in: ALIAS_LEVELS.values }
validates :messageable_level, inclusion: { in: ALIAS_LEVELS.values }
scope :with_imap_configured, -> { where(imap_enabled: true).where.not(imap_mailbox_name: "") }
scope :with_smtp_configured, -> { where(smtp_enabled: true) }
scope :visible_groups,
Proc.new { |user, order, opts|
groups = self
groups = groups.order(order) if order
groups = groups.order("groups.name ASC") unless order&.include?("name")
groups = groups.where("groups.id > 0") if !opts || !opts[:include_everyone]
if !user&.admin
is_staff = !!user&.staff?
if user.blank?
sql = "groups.visibility_level = :public"
elsif is_staff
sql = <<~SQL
groups.visibility_level IN (:public, :logged_on_users, :members, :staff)
OR
groups.id IN (
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id
AND gu.user_id = :user_id
AND gu.owner
WHERE g.visibility_level = :owners
)
SQL
else
sql = <<~SQL
groups.id IN (
SELECT id
FROM groups
WHERE visibility_level IN (:public, :logged_on_users)
UNION ALL
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id AND gu.user_id = :user_id
WHERE g.visibility_level = :members
UNION ALL
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id AND gu.user_id = :user_id AND gu.owner
WHERE g.visibility_level IN (:staff, :owners)
)
SQL
end
params = Group.visibility_levels.to_h.merge(user_id: user&.id, is_staff: is_staff)
groups = groups.where(sql, params)
end
groups
}
scope :members_visible_groups,
Proc.new { |user, order, opts|
groups = self.order(order || "name ASC")
groups = groups.where("groups.id > 0") if !opts || !opts[:include_everyone]
if !user&.admin
is_staff = !!user&.staff?
if user.blank?
sql = "groups.members_visibility_level = :public"
elsif is_staff
sql = <<~SQL
groups.members_visibility_level IN (:public, :logged_on_users, :members, :staff)
OR
groups.id IN (
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id
AND gu.user_id = :user_id
AND gu.owner
WHERE g.members_visibility_level = :owners
)
SQL
else
sql = <<~SQL
groups.id IN (
SELECT id
FROM groups
WHERE members_visibility_level IN (:public, :logged_on_users)
UNION ALL
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id AND gu.user_id = :user_id
WHERE g.members_visibility_level = :members
UNION ALL
SELECT g.id
FROM groups g
JOIN group_users gu ON gu.group_id = g.id AND gu.user_id = :user_id AND gu.owner
WHERE g.members_visibility_level IN (:staff, :owners)
)
SQL
end
params = Group.visibility_levels.to_h.merge(user_id: user&.id, is_staff: is_staff)
groups = groups.where(sql, params)
end
groups
}
scope :mentionable,
lambda { |user, include_public: true|
where(
self.mentionable_sql_clause(include_public: include_public),
levels: alias_levels(user),
user_id: user&.id,
)
}
scope :messageable,
lambda { |user|
where(
"groups.messageable_level in (:levels) OR
(
groups.messageable_level = #{ALIAS_LEVELS[:members_mods_and_admins]} AND groups.id in (
SELECT group_id FROM group_users WHERE user_id = :user_id)
) OR (
groups.messageable_level = #{ALIAS_LEVELS[:owners_mods_and_admins]} AND groups.id in (
SELECT group_id FROM group_users WHERE user_id = :user_id AND owner IS TRUE)
)",
levels: alias_levels(user),
user_id: user && user.id,
)
}
def self.mentionable_sql_clause(include_public: true)
clause = +<<~SQL
groups.mentionable_level in (:levels)
OR (
groups.mentionable_level = #{ALIAS_LEVELS[:members_mods_and_admins]}
AND groups.id in (
SELECT group_id FROM group_users WHERE user_id = :user_id)
) OR (
groups.mentionable_level = #{ALIAS_LEVELS[:owners_mods_and_admins]}
AND groups.id in (
SELECT group_id FROM group_users WHERE user_id = :user_id AND owner IS TRUE)
)
SQL
clause << "OR visibility_level = #{Group.visibility_levels[:public]}" if include_public
clause
end
def self.alias_levels(user)
if user&.admin?
[
ALIAS_LEVELS[:everyone],
ALIAS_LEVELS[:only_admins],
ALIAS_LEVELS[:mods_and_admins],
ALIAS_LEVELS[:members_mods_and_admins],
ALIAS_LEVELS[:owners_mods_and_admins],
]
elsif user&.moderator?
[
ALIAS_LEVELS[:everyone],
ALIAS_LEVELS[:mods_and_admins],
ALIAS_LEVELS[:members_mods_and_admins],
ALIAS_LEVELS[:owners_mods_and_admins],
]
else
[ALIAS_LEVELS[:everyone]]
end
end
def smtp_from_address
self.email_from_alias.present? ? self.email_from_alias : self.email_username
end
def downcase_incoming_email
self.incoming_email = (incoming_email || "").strip.downcase.presence
end
def cook_bio
if self.bio_raw.present?
self.bio_cooked = PrettyText.cook(self.bio_raw)
else
self.bio_cooked = nil
end
end
def record_email_setting_changes!(user)
if (self.previous_changes.keys & IMAP_SETTING_ATTRIBUTES).any?
self.imap_updated_at = Time.zone.now
self.imap_updated_by_id = user.id
end
if (self.previous_changes.keys & SMTP_SETTING_ATTRIBUTES).any?
self.smtp_updated_at = Time.zone.now
self.smtp_updated_by_id = user.id
end
self.smtp_enabled = [
self.smtp_port,
self.smtp_server,
self.email_password,
self.email_username,
].all?(&:present?)
self.imap_enabled = [
self.imap_port,
self.imap_server,
self.email_password,
self.email_username,
].all?(&:present?)
self.save
end
def incoming_email_validator
return if self.automatic || self.incoming_email.blank?
incoming_email
.split("|")
.each do |email|
escaped = Rack::Utils.escape_html(email)
if !Email.is_valid?(email)
self.errors.add(:base, I18n.t("groups.errors.invalid_incoming_email", email: escaped))
elsif group = Group.where.not(id: self.id).find_by_email(email)
self.errors.add(
:base,
I18n.t(
"groups.errors.email_already_used_in_group",
email: escaped,
group_name: Rack::Utils.escape_html(group.name),
),
)
elsif category = Category.find_by_email(email)
self.errors.add(
:base,
I18n.t(
"groups.errors.email_already_used_in_category",
email: escaped,
category_name: Rack::Utils.escape_html(category.name),
),
)
end
end
end
def posts_for(guardian, opts = nil)
opts ||= {}
result =
Post
.joins(:topic, user: :groups, topic: :category)
.preload(:topic, user: :groups, topic: :category)
.references(:posts, :topics, :category)
.where(groups: { id: id })
.where("topics.archetype <> ?", Archetype.private_message)
.where("topics.visible")
.where(post_type: [Post.types[:regular], Post.types[:moderator_action]])
if opts[:category_id].present?
result = result.where("topics.category_id = ?", opts[:category_id].to_i)
end
result = guardian.filter_allowed_categories(result)
result = result.where("posts.id < ?", opts[:before_post_id].to_i) if opts[:before_post_id]
result.order("posts.created_at desc")
end
def messages_for(guardian, opts = nil)
opts ||= {}
result =
Post
.includes(:user, :topic, topic: :category)
.references(:posts, :topics, :category)
.where("topics.archetype = ?", Archetype.private_message)
.where(post_type: Post.types[:regular])
.where(
"topics.id IN (SELECT topic_id FROM topic_allowed_groups WHERE group_id = ?)",
self.id,
)
if opts[:category_id].present?
result = result.where("topics.category_id = ?", opts[:category_id].to_i)
end
result = guardian.filter_allowed_categories(result)
result = result.where("posts.id < ?", opts[:before_post_id].to_i) if opts[:before_post_id]
result.order("posts.created_at desc")
end
def mentioned_posts_for(guardian, opts = nil)
opts ||= {}
result =
Post
.joins(:group_mentions)
.includes(:user, :topic, topic: :category)
.references(:posts, :topics, :category)
.where("topics.archetype <> ?", Archetype.private_message)
.where(post_type: Post.types[:regular])
.where("group_mentions.group_id = ?", self.id)
if opts[:category_id].present?
result = result.where("topics.category_id = ?", opts[:category_id].to_i)
end
result = guardian.filter_allowed_categories(result)
result = result.where("posts.id < ?", opts[:before_post_id].to_i) if opts[:before_post_id]
result.order("posts.created_at desc")
end
def self.trust_group_ids
(10..19).to_a
end
def set_message_default_notification_levels!(topic, ignore_existing: false)
group_users
.pluck(:user_id, :notification_level)
.each do |user_id, notification_level|
next if user_id == -1
next if user_id == topic.user_id
next if ignore_existing && TopicUser.where(user_id: user_id, topic_id: topic.id).exists?
action =
case notification_level
when TopicUser.notification_levels[:tracking]
"track!"
when TopicUser.notification_levels[:regular]
"regular!"
when TopicUser.notification_levels[:muted]
"mute!"
when TopicUser.notification_levels[:watching]
"watch!"
else
"track!"
end
topic.notifier.public_send(action, user_id)
end
end
def self.set_category_and_tag_default_notification_levels!(user, group_name)
if group = lookup_group(group_name)
GroupUser.set_category_notifications(group, user)
GroupUser.set_tag_notifications(group, user)
end
end
def self.refresh_automatic_group!(name)
return unless id = AUTO_GROUPS[name]
unless group = self.lookup_group(name)
group = Group.new(name: name.to_s, automatic: true)
if AUTO_GROUPS[:moderators] == id
group.default_notification_level = 2
group.messageable_level = ALIAS_LEVELS[:everyone]
end
group.id = id
group.save!
end
# don't allow shoddy localization to break this
localized_name = I18n.t("groups.default_names.#{name}", locale: SiteSetting.default_locale)
validator = UsernameValidator.new(localized_name)
group.name = localized_name if validator.valid_format? && !User.username_exists?(localized_name)
# the everyone group is special, it can include non-users so there is no
# way to have the membership in a table
case name
when :everyone
group.visibility_level = Group.visibility_levels[:staff]
group.save!
return group
when :moderators
group.update!(messageable_level: ALIAS_LEVELS[:everyone])
end
if group.visibility_level == Group.visibility_levels[:public]
group.update!(visibility_level: Group.visibility_levels[:logged_on_users])
end
# Remove people from groups they don't belong in.
remove_subquery =
case name
when :admins
"SELECT id FROM users WHERE id <= 0 OR NOT admin OR staged"
when :moderators
"SELECT id FROM users WHERE id <= 0 OR NOT moderator OR staged"
when :staff
"SELECT id FROM users WHERE id <= 0 OR (NOT admin AND NOT moderator) OR staged"
when :trust_level_0, :trust_level_1, :trust_level_2, :trust_level_3, :trust_level_4
"SELECT id FROM users WHERE id <= 0 OR trust_level < #{id - 10} OR staged"
end
removed_user_ids = DB.query_single <<-SQL
DELETE FROM group_users
USING (#{remove_subquery}) X
WHERE group_id = #{group.id}
AND user_id = X.id
RETURNING group_users.user_id
SQL
if removed_user_ids.present?
Jobs.enqueue(
:publish_group_membership_updates,
user_ids: removed_user_ids,
group_id: group.id,
type: AUTO_GROUPS_REMOVE,
)
end
# Add people to groups
insert_subquery =
case name
when :admins
"SELECT id FROM users WHERE id > 0 AND admin AND NOT staged"
when :moderators
"SELECT id FROM users WHERE id > 0 AND moderator AND NOT staged"
when :staff
"SELECT id FROM users WHERE id > 0 AND (moderator OR admin) AND NOT staged"
when :trust_level_1, :trust_level_2, :trust_level_3, :trust_level_4
"SELECT id FROM users WHERE id > 0 AND trust_level >= #{id - 10} AND NOT staged"
when :trust_level_0
"SELECT id FROM users WHERE id > 0 AND NOT staged"
end
added_user_ids = DB.query_single <<-SQL
INSERT INTO group_users (group_id, user_id, created_at, updated_at)
SELECT #{group.id}, X.id, now(), now()
FROM group_users
RIGHT JOIN (#{insert_subquery}) X ON X.id = user_id AND group_id = #{group.id}
WHERE user_id IS NULL
RETURNING group_users.user_id
SQL
group.save!
if added_user_ids.present?
Jobs.enqueue(
:publish_group_membership_updates,
user_ids: added_user_ids,
group_id: group.id,
type: AUTO_GROUPS_ADD,
)
end
# we want to ensure consistency
Group.reset_user_count(group)
group
end
def self.ensure_consistency!
reset_all_counters!
refresh_automatic_groups!
refresh_has_messages!
end
def self.reset_user_count(group)
reset_groups_user_count!(only_group_ids: [group.id])
end
def self.reset_all_counters!
reset_groups_user_count!
end
def self.reset_groups_user_count!(only_group_ids: [])
where_sql = ""
if only_group_ids.present?
where_sql = "WHERE group_id IN (#{only_group_ids.map(&:to_i).join(",")})"
end
DB.exec <<-SQL
WITH X AS (
SELECT
group_id,
COUNT(user_id) users
FROM group_users
#{where_sql}
GROUP BY group_id
)
UPDATE groups
SET user_count = X.users
FROM X
WHERE id = X.group_id
AND user_count <> X.users
SQL
end
private_class_method :reset_groups_user_count!
def self.refresh_automatic_groups!(*args)
args = AUTO_GROUPS.keys if args.empty?
args.each { |group| refresh_automatic_group!(group) }
end
def self.refresh_has_messages!
DB.exec <<-SQL
UPDATE groups g SET has_messages = false
WHERE NOT EXISTS (SELECT tg.id
FROM topic_allowed_groups tg
INNER JOIN topics t ON t.id = tg.topic_id
WHERE tg.group_id = g.id
AND t.deleted_at IS NULL)
AND g.has_messages = true
SQL
end
def self.ensure_automatic_groups!
AUTO_GROUPS.each_key { |name| refresh_automatic_group!(name) unless lookup_group(name) }
end
def self.[](name)
lookup_group(name) || refresh_automatic_group!(name)
end
def self.search_groups(name, groups: nil, custom_scope: {}, sort: :none)
groups ||= Group
relation =
groups.where(
"groups.name ILIKE :term_like OR groups.full_name ILIKE :term_like",
term_like: "%#{name}%",
)
if sort == :auto
prefix = "#{name.gsub("_", "\\_")}%"
relation =
relation.reorder(
DB.sql_fragment(
"CASE WHEN groups.name ILIKE :like OR groups.full_name ILIKE :like THEN 0 ELSE 1 END ASC, groups.name ASC",
like: prefix,
),
)
end
relation
end
def self.lookup_group(name)
if id = AUTO_GROUPS[name]
Group.find_by(id: id)
else
unless group = Group.find_by(name: name)
raise ArgumentError, "unknown group"
end
group
end
end
def self.lookup_groups(group_ids: [], group_names: [])
if group_ids.present?
group_ids = group_ids.to_s.split(",") if !group_ids.is_a?(Array)
group_ids.map!(&:to_i)
groups = Group.where(id: group_ids) if group_ids.present?
end
if group_names.present?
group_names = group_names.split(",")
groups = (groups || Group).where(name: group_names) if group_names.present?
end
groups || []
end
def self.desired_trust_level_groups(trust_level)
trust_group_ids.keep_if { |id| id == AUTO_GROUPS[:trust_level_0] || (trust_level + 10) >= id }
end
def self.user_trust_level_change!(user_id, trust_level)
desired = desired_trust_level_groups(trust_level)
undesired = trust_group_ids - desired
GroupUser.where(group_id: undesired, user_id: user_id).delete_all
desired.each do |id|
if group = find_by(id: id)
unless GroupUser.where(group_id: id, user_id: user_id).exists?
group_user = group.group_users.create!(user_id: user_id)
group.trigger_user_added_event(group_user.user, true)
end
else
name = AUTO_GROUP_IDS[trust_level]
refresh_automatic_group!(name)
end
end
end
# given something that might be a group name, id, or record, return the group id
def self.group_id_from_param(group_param)
return group_param.id if group_param.is_a?(Group)
return group_param if group_param.is_a?(Integer)
# subtle, using Group[] ensures the group exists in the DB
Group[group_param.to_sym].id
end
def self.builtin
Enum.new(:moderators, :admins, :trust_level_1, :trust_level_2)
end
def usernames=(val)
current = usernames.split(",")
expected = val.split(",")
additions = expected - current
deletions = current - expected
map =
Hash[
*User
.where(username: additions + deletions)
.select("id,username")
.map { |u| [u.username, u.id] }
.flatten
]
deletions = Set.new(deletions.map { |d| map[d] })
@deletions = []
group_users.each { |gu| @deletions << gu if deletions.include?(gu.user_id) }
additions.each { |a| group_users.build(user_id: map[a]) }
end
def usernames
users.pluck(:username).join(",")
end
PUBLISH_CATEGORIES_LIMIT = 10
def add(user, notify: false, automatic: false)
return self if self.users.include?(user)
self.users.push(user)
if notify
Notification.create!(
notification_type: Notification.types[:membership_request_accepted],
user_id: user.id,
data: { group_id: id, group_name: name }.to_json,
)
end
if self.categories.count < PUBLISH_CATEGORIES_LIMIT
MessageBus.publish(
"/categories",
{ categories: ActiveModel::ArraySerializer.new(self.categories).as_json },
user_ids: [user.id],
)
else
Discourse.request_refresh!(user_ids: [user.id])
end
trigger_user_added_event(user, automatic)
self
end
def remove(user)
group_user = self.group_users.find_by(user: user)
return false if group_user.blank?
group_user.destroy
trigger_user_removed_event(user)
enqueue_user_removed_from_group_webhook_events(group_user)
true
end
def enqueue_user_removed_from_group_webhook_events(group_user)
return if !WebHook.active_web_hooks(:group_user)
payload = WebHook.generate_payload(:group_user, group_user, WebHookGroupUserSerializer)
WebHook.enqueue_hooks(
:group_user,
:user_removed_from_group,
id: group_user.id,
payload: payload,
group_ids: [self.id],
)
end
def trigger_user_added_event(user, automatic)
DiscourseEvent.trigger(:user_added_to_group, user, self, automatic: automatic)
end
def trigger_user_removed_event(user)
DiscourseEvent.trigger(:user_removed_from_group, user, self)
end
def add_owner(user)
if group_user = self.group_users.find_by(user: user)
group_user.update!(owner: true) if !group_user.owner
else
self.group_users.create!(user: user, owner: true)
end
end
def self.find_by_email(email)
self.where(
"email_username = :email OR
string_to_array(incoming_email, '|') @> ARRAY[:email] OR
email_from_alias = :email",
email: Email.downcase(email),
).first
end
def bulk_add(user_ids)
return unless user_ids.present?
Group.transaction do
sql = <<~SQL
INSERT INTO group_users
(group_id, user_id, created_at, updated_at)
SELECT
#{self.id},
u.id,
CURRENT_TIMESTAMP,
CURRENT_TIMESTAMP
FROM users AS u
WHERE u.id IN (:user_ids)
AND NOT EXISTS (
SELECT 1 FROM group_users AS gu
WHERE gu.user_id = u.id AND
gu.group_id = :group_id
)
SQL
DB.exec(sql, group_id: self.id, user_ids: user_ids)
user_attributes = {}
user_attributes[:primary_group_id] = self.id if self.primary_group?
user_attributes[:title] = self.title if self.title.present?
User.where(id: user_ids).update_all(user_attributes) if user_attributes.present?
# update group user count
recalculate_user_count
end
if self.grant_trust_level.present?
Jobs.enqueue(:bulk_grant_trust_level, user_ids: user_ids, trust_level: self.grant_trust_level)
end
self
end
def bulk_remove(user_ids)
Group.transaction do
group_users_to_be_destroyed = group_users.includes(:user).where(user_id: user_ids).destroy_all
group_users_to_be_destroyed.each do |group_user|
trigger_user_removed_event(group_user.user)
enqueue_user_removed_from_group_webhook_events(group_user)
end
end
recalculate_user_count
true
end
def recalculate_user_count
DB.exec <<~SQL
UPDATE groups g
SET user_count =
(SELECT COUNT(gu.user_id)
FROM group_users gu
WHERE gu.group_id = g.id)
WHERE g.id = #{self.id};
SQL
end
def add_automatically(user, subject: nil)
if users.exclude?(user) && add(user)
logger = GroupActionLogger.new(Discourse.system_user, self)
logger.log_add_user_to_group(user, subject)
end
end
def remove_automatically(user, subject: nil)
if users.include?(user) && remove(user)
logger = GroupActionLogger.new(Discourse.system_user, self)
logger.log_remove_user_from_group(user, subject)
end
end
def staff?
STAFF_GROUPS.include?(self.name.to_sym)
end
def self.member_of(groups, user)
groups.joins("LEFT JOIN group_users gu ON gu.group_id = groups.id ").where(
"gu.user_id = ?",
user.id,
)
end
def self.owner_of(groups, user)
self.member_of(groups, user).where("gu.owner")
end
def cache_group_users_for_destroyed_event
@cached_group_user_ids = group_users.pluck(:user_id)
end
%i[group_created group_updated].each do |event|
define_method("trigger_#{event}_event") do
DiscourseEvent.trigger(event, self)
true
end
end
def trigger_group_destroyed_event
DiscourseEvent.trigger(:group_destroyed, self, @cached_group_user_ids)
true
end
def flair_type
if flair_icon.present?
:icon
elsif flair_upload.present?
:image
end
end
def flair_url
if flair_type == :icon
flair_icon
elsif flair_type == :image
upload_cdn_path(flair_upload.url)
end
end
%i[muted regular tracking watching watching_first_post].each do |level|
define_method("#{level}_category_ids=") do |category_ids|
@category_notifications ||= {}
@category_notifications[level] = category_ids
end
define_method("#{level}_tags=") do |tag_names|
@tag_notifications ||= {}
@tag_notifications[level] = tag_names
end
end
def set_default_notifications
if @category_notifications
@category_notifications.each do |level, category_ids|
GroupCategoryNotificationDefault.batch_set(self, level, category_ids)
end
end
if @tag_notifications
@tag_notifications.each do |level, tag_names|
GroupTagNotificationDefault.batch_set(self, level, tag_names)
end
end
end
def imap_mailboxes
return [] if !self.imap_enabled || !SiteSetting.enable_imap
Discourse
.cache
.fetch("group_imap_mailboxes_#{self.id}", expires_in: 30.minutes) do
Rails.logger.info("[IMAP] Refreshing mailboxes list for group #{self.name}")
mailboxes = []
begin
imap_provider = Imap::Providers::Detector.init_with_detected_provider(self.imap_config)
imap_provider.connect!
mailboxes = imap_provider.filter_mailboxes(imap_provider.list_mailboxes_with_attributes)
imap_provider.disconnect!
update_columns(imap_last_error: nil)
rescue => ex
Rails.logger.warn(
"[IMAP] Mailbox refresh failed for group #{self.name} with error: #{ex}",
)
update_columns(imap_last_error: ex.message)
end
mailboxes
end
end
def imap_config
{
server: self.imap_server,
port: self.imap_port,
ssl: self.imap_ssl,
username: self.email_username,
password: self.email_password,
}
end
def email_username_domain
email_username.split("@").last
end
def email_username_user
email_username.split("@").first
end
def email_username_regex
user = email_username_user
domain = email_username_domain
if user.present? && domain.present?
/\A#{Regexp.escape(user)}(\+[^@]*)?@#{Regexp.escape(domain)}\z/i
end
end
def notify_added_to_group(user, owner: false)
SystemMessage.create_from_system_user(
user,
owner ? :user_added_to_group_as_owner : :user_added_to_group_as_member,
group_name: name_full_preferred,
group_path: "/g/#{self.name}",
)
end
def name_full_preferred
self.full_name.presence || self.name
end
def message_count
return 0 unless self.has_messages
TopicAllowedGroup.where(group_id: self.id).joins(:topic).count
end
def full_url
"#{Discourse.base_url}/g/#{UrlHelper.encode_component(self.name)}"
end
protected
def name_format_validator
return if !name_changed?
# avoid strip! here, it works now
# but may not continue to work long term, especially
# once we start returning frozen strings
if self.name != (stripped = self.name.unicode_normalize.strip)
self.name = stripped
end
UsernameValidator.perform_validation(self, "name") ||
begin
normalized_name = User.normalize_username(self.name)
if self.will_save_change_to_name? &&
User.normalize_username(self.name_was) != normalized_name &&
User.username_exists?(self.name)
errors.add(:name, I18n.t("activerecord.errors.messages.taken"))
end
end
end
def automatic_membership_email_domains_format_validator
return if self.automatic_membership_email_domains.blank?
domains =
Group.get_valid_email_domains(self.automatic_membership_email_domains) do |domain|
self.errors.add :base, (I18n.t("groups.errors.invalid_domain", domain: domain))
end
self.automatic_membership_email_domains = domains.join("|")
end
# hack around AR
def destroy_deletions
if @deletions
@deletions.each do |gu|
gu.destroy
User.where(
"id = ? AND primary_group_id = ?",
gu.user_id,
gu.group_id,
).update_all "primary_group_id = NULL"
end
end
@deletions = nil
end
def automatic_group_membership
if self.automatic_membership_email_domains.present?
Jobs.enqueue(:automatic_group_membership, group_id: self.id)
end
end
def update_title
return if new_record? && !self.title.present?
if self.saved_change_to_title?
sql = <<~SQL
UPDATE users
SET title = :title
WHERE (title = :title_was OR title = '' OR title IS NULL)
AND COALESCE(title,'') <> COALESCE(:title,'')
AND id IN (SELECT user_id FROM group_users WHERE group_id = :id)
SQL
DB.exec(sql, title: title, title_was: title_before_last_save, id: id)
end
end
def update_primary_group
return if new_record? && !self.primary_group?
if self.saved_change_to_primary_group?
sql = <<~SQL
UPDATE users
/*set*/
/*where*/
SQL
%i[primary_group_id flair_group_id].each do |column|
builder = DB.build(sql)
builder.where(<<~SQL, id: id)
id IN (
SELECT user_id
FROM group_users
WHERE group_id = :id
)
SQL
if primary_group
builder.set("#{column} = :id")
builder.where("#{column} IS NULL") if column == :flair_group_id
else
builder.set("#{column} = NULL")
builder.where("#{column} = :id")
end
builder.exec
end
end
end
def self.automatic_membership_users(domains, group_id = nil)
pattern = "@(#{domains.gsub(".", '\.')})$"
users =
User
.joins(:user_emails)
.where("user_emails.email ~* ?", pattern)
.activated
.where(staged: false)
users =
users.where(
"users.id NOT IN (SELECT user_id FROM group_users WHERE group_users.group_id = ?)",
group_id,
) if group_id.present?
users
end
def self.get_valid_email_domains(value)
valid_domains = []
value
.split("|")
.each do |domain|
domain.sub!(%r{\Ahttps?://}, "")
domain.sub!(%r{/.*\z}, "")
if domain =~ Group::VALID_DOMAIN_REGEX
valid_domains << domain
else
yield domain if block_given?
end
end
valid_domains
end
private
def validate_grant_trust_level
unless TrustLevel.valid?(self.grant_trust_level)
self.errors.add(
:base,
I18n.t("groups.errors.grant_trust_level_not_valid", trust_level: self.grant_trust_level),
)
end
end
def can_allow_membership_requests
valid = true
valid =
if self.persisted?
self.group_users.where(owner: true).exists?
else
self.group_users.any?(&:owner)
end
self.errors.add(:base, I18n.t("groups.errors.cant_allow_membership_requests")) if !valid
end
def enqueue_update_mentions_job
Jobs.enqueue(
:update_group_mentions,
previous_name: self.name_before_last_save,
group_id: self.id,
)
end
end
# == Schema Information
#
# Table name: groups
#
# id :integer not null, primary key
# name :string not null
# created_at :datetime not null
# updated_at :datetime not null
# automatic :boolean default(FALSE), not null
# user_count :integer default(0), not null
# automatic_membership_email_domains :text
# primary_group :boolean default(FALSE), not null
# title :string
# grant_trust_level :integer
# incoming_email :string
# has_messages :boolean default(FALSE), not null
# flair_bg_color :string
# flair_color :string
# bio_raw :text
# bio_cooked :text
# allow_membership_requests :boolean default(FALSE), not null
# full_name :string
# default_notification_level :integer default(3), not null
# visibility_level :integer default(0), not null
# public_exit :boolean default(FALSE), not null
# public_admission :boolean default(FALSE), not null
# membership_request_template :text
# messageable_level :integer default(0)
# mentionable_level :integer default(0)
# smtp_server :string
# smtp_port :integer
# smtp_ssl :boolean
# imap_server :string
# imap_port :integer
# imap_ssl :boolean
# imap_mailbox_name :string default(""), not null
# imap_uid_validity :integer default(0), not null
# imap_last_uid :integer default(0), not null
# email_username :string
# email_password :string
# publish_read_state :boolean default(FALSE), not null
# members_visibility_level :integer default(0), not null
# imap_last_error :text
# imap_old_emails :integer
# imap_new_emails :integer
# flair_icon :string
# flair_upload_id :integer
# allow_unknown_sender_topic_replies :boolean default(FALSE), not null
# smtp_enabled :boolean default(FALSE)
# smtp_updated_at :datetime
# smtp_updated_by_id :integer
# imap_enabled :boolean default(FALSE)
# imap_updated_at :datetime
# imap_updated_by_id :integer
# email_from_alias :string
#
# Indexes
#
# index_groups_on_incoming_email (incoming_email) UNIQUE
# index_groups_on_name (name) UNIQUE
#