672 lines
20 KiB
Ruby
672 lines
20 KiB
Ruby
require_dependency 'email'
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require_dependency 'email_token'
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require_dependency 'trust_level'
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require_dependency 'pbkdf2'
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require_dependency 'summarize'
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require_dependency 'discourse'
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require_dependency 'post_destroyer'
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require_dependency 'user_name_suggester'
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require_dependency 'roleable'
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require_dependency 'pretty_text'
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class User < ActiveRecord::Base
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include Roleable
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has_many :posts
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has_many :notifications
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has_many :topic_users
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has_many :topics
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has_many :user_open_ids, dependent: :destroy
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has_many :user_actions
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has_many :post_actions
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has_many :email_logs
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has_many :post_timings
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has_many :topic_allowed_users
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has_many :topics_allowed, through: :topic_allowed_users, source: :topic
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has_many :email_tokens
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has_many :views
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has_many :user_visits
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has_many :invites
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has_many :topic_links
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has_many :uploads
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has_one :facebook_user_info, dependent: :destroy
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has_one :twitter_user_info, dependent: :destroy
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has_one :github_user_info, dependent: :destroy
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has_one :cas_user_info, dependent: :destroy
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belongs_to :approved_by, class_name: 'User'
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has_many :group_users
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has_many :groups, through: :group_users
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has_many :secure_categories, through: :groups, source: :categories
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has_one :user_search_data
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belongs_to :uploaded_avatar, class_name: 'Upload', dependent: :destroy
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validates_presence_of :username
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validate :username_validator
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validates :email, presence: true, uniqueness: true
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validates :email, email: true, if: :email_changed?
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validate :password_validator
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before_save :cook
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before_save :update_username_lower
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before_save :ensure_password_is_hashed
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after_initialize :add_trust_level
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after_save :update_tracked_topics
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after_create :create_email_token
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# Whether we need to be sending a system message after creation
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attr_accessor :send_welcome_message
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# This is just used to pass some information into the serializer
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attr_accessor :notification_channel_position
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scope :blocked, -> { where(blocked: true) } # no index
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scope :banned, -> { where('banned_till IS NOT NULL AND banned_till > ?', Time.zone.now) } # no index
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module NewTopicDuration
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ALWAYS = -1
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LAST_VISIT = -2
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end
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def self.username_length
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3..15
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end
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def self.username_available?(username)
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lower = username.downcase
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User.where(username_lower: lower).blank?
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end
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EMAIL = %r{([^@]+)@([^\.]+)}
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def self.new_from_params(params)
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user = User.new
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user.name = params[:name]
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user.email = params[:email]
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user.password = params[:password]
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user.username = params[:username]
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user
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end
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def self.create_for_email(email, opts={})
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username = UserNameSuggester.suggest(email)
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discourse_hub_nickname_operation do
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match, available, suggestion = DiscourseHub.nickname_match?(username, email)
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username = suggestion unless match || available
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end
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user = User.new(email: email, username: username, name: username)
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user.trust_level = opts[:trust_level] if opts[:trust_level].present?
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user.save!
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discourse_hub_nickname_operation { DiscourseHub.register_nickname(username, email) }
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user
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end
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def self.suggest_name(email)
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return "" unless email
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name = email.split(/[@\+]/)[0]
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name = name.gsub(".", " ")
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name.titleize
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end
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# Find a user by temporary key, nil if not found or key is invalid
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def self.find_by_temporary_key(key)
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user_id = $redis.get("temporary_key:#{key}")
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if user_id.present?
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where(id: user_id.to_i).first
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end
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end
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def self.find_by_username_or_email(username_or_email)
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lower_user = username_or_email.downcase
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lower_email = Email.downcase(username_or_email)
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users =
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if username_or_email.include?('@')
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User.where(email: lower_email)
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else
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User.where(username_lower: lower_user)
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end
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.to_a
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if users.count > 1
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raise Discourse::TooManyMatches
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elsif users.count == 1
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users[0]
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else
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nil
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end
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end
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def enqueue_welcome_message(message_type)
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return unless SiteSetting.send_welcome_message?
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Jobs.enqueue(:send_system_message, user_id: id, message_type: message_type)
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end
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def change_username(new_username)
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current_username = self.username
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self.username = new_username
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if current_username.downcase != new_username.downcase && valid?
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User.discourse_hub_nickname_operation { DiscourseHub.change_nickname(current_username, new_username) }
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end
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save
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end
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# Use a temporary key to find this user, store it in redis with an expiry
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def temporary_key
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key = SecureRandom.hex(32)
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$redis.setex "temporary_key:#{key}", 1.week, id.to_s
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key
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end
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# tricky, we need our bus to be subscribed from the right spot
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def sync_notification_channel_position
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@unread_notifications_by_type = nil
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self.notification_channel_position = MessageBus.last_id("/notification/#{id}")
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end
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def invited_by
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used_invite = invites.where("redeemed_at is not null").includes(:invited_by).first
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used_invite.try(:invited_by)
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end
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# Approve this user
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def approve(approved_by, send_mail=true)
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self.approved = true
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if Fixnum === approved_by
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self.approved_by_id = approved_by
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else
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self.approved_by = approved_by
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end
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self.approved_at = Time.now
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send_approval_email if save and send_mail
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end
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def self.email_hash(email)
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Digest::MD5.hexdigest(email.strip.downcase)
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end
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def email_hash
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User.email_hash(email)
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end
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def unread_notifications_by_type
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@unread_notifications_by_type ||= notifications.where("id > ? and read = false", seen_notification_id).group(:notification_type).count
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end
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def reload
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@unread_notifications_by_type = nil
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@unread_pms = nil
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super
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end
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def unread_private_messages
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@unread_pms ||= notifications.where("read = false AND notification_type = ?", Notification.types[:private_message]).count
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end
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def unread_notifications
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unread_notifications_by_type.except(Notification.types[:private_message]).values.sum
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end
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def saw_notification_id(notification_id)
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User.where(["id = ? and seen_notification_id < ?", id, notification_id])
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.update_all ["seen_notification_id = ?", notification_id]
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end
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def publish_notifications_state
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MessageBus.publish("/notification/#{id}",
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{unread_notifications: unread_notifications,
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unread_private_messages: unread_private_messages},
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user_ids: [id] # only publish the notification to this user
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)
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end
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# A selection of people to autocomplete on @mention
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def self.mentionable_usernames
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User.select(:username).order('last_posted_at desc').limit(20)
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end
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def password=(password)
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# special case for passwordless accounts
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@raw_password = password unless password.blank?
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end
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# Indicate that this is NOT a passwordless account for the purposes of validation
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def password_required!
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@password_required = true
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end
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def confirm_password?(password)
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return false unless password_hash && salt
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self.password_hash == hash_password(password, salt)
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end
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def seen_before?
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last_seen_at.present?
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end
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def has_visit_record?(date)
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user_visits.where(visited_at: date).first
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end
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def update_visit_record!(date)
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unless has_visit_record?(date)
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update_column(:days_visited, days_visited + 1)
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user_visits.create!(visited_at: date)
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end
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end
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def update_ip_address!(new_ip_address)
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unless ip_address == new_ip_address || new_ip_address.blank?
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update_column(:ip_address, new_ip_address)
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end
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end
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def update_last_seen!(now=nil)
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now ||= Time.zone.now
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now_date = now.to_date
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# Only update last seen once every minute
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redis_key = "user:#{self.id}:#{now_date}"
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if $redis.setnx(redis_key, "1")
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$redis.expire(redis_key, SiteSetting.active_user_rate_limit_secs)
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update_visit_record!(now_date)
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# using update_column to avoid the AR transaction
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# Keep track of our last visit
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if seen_before? && (self.last_seen_at < (now - SiteSetting.previous_visit_timeout_hours.hours))
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previous_visit_at = last_seen_at
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update_column(:previous_visit_at, previous_visit_at)
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end
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update_column(:last_seen_at, now)
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end
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end
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def self.gravatar_template(email)
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email_hash = self.email_hash(email)
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"//www.gravatar.com/avatar/#{email_hash}.png?s={size}&r=pg&d=identicon"
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end
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# Don't pass this up to the client - it's meant for server side use
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# This is used in
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# - self oneboxes in open graph data
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# - emails
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def small_avatar_url
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template = avatar_template
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template.gsub("{size}", "45")
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end
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def avatar_template
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if SiteSetting.allow_uploaded_avatars? && use_uploaded_avatar
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# the avatars might take a while to generate
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# so return the url of the original image in the meantime
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uploaded_avatar_template.present? ? uploaded_avatar_template : uploaded_avatar.try(:url)
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else
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User.gravatar_template(email)
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end
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end
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# Updates the denormalized view counts for all users
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def self.update_view_counts
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# Update denormalized topics_entered
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exec_sql "UPDATE users SET topics_entered = x.c
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FROM
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(SELECT v.user_id,
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COUNT(DISTINCT parent_id) AS c
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FROM views AS v
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WHERE parent_type = 'Topic'
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GROUP BY v.user_id) AS X
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WHERE x.user_id = users.id"
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# Update denormalzied posts_read_count
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exec_sql "UPDATE users SET posts_read_count = x.c
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FROM
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(SELECT pt.user_id,
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COUNT(*) AS c
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FROM post_timings AS pt
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GROUP BY pt.user_id) AS X
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WHERE x.user_id = users.id"
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end
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# The following count methods are somewhat slow - definitely don't use them in a loop.
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# They might need to be denormalized
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def like_count
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UserAction.where(user_id: id, action_type: UserAction::WAS_LIKED).count
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end
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def post_count
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posts.count
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end
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def flags_given_count
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PostAction.where(user_id: id, post_action_type_id: PostActionType.flag_types.values).count
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end
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def flags_received_count
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posts.includes(:post_actions).where('post_actions.post_action_type_id' => PostActionType.flag_types.values).count
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end
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def private_topics_count
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topics_allowed.where(archetype: Archetype.private_message).count
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end
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def bio_excerpt
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excerpt = PrettyText.excerpt(bio_cooked, 350)
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return excerpt if excerpt.blank? || has_trust_level?(:basic)
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PrettyText.strip_links(excerpt)
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end
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def bio_processed
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return bio_cooked if bio_cooked.blank? || has_trust_level?(:basic)
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PrettyText.strip_links(bio_cooked)
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end
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def delete_all_posts!(guardian)
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raise Discourse::InvalidAccess unless guardian.can_delete_all_posts? self
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posts.order("post_number desc").each do |p|
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PostDestroyer.new(guardian.user, p).destroy
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end
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end
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def is_banned?
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banned_till && banned_till > DateTime.now
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end
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# Use this helper to determine if the user has a particular trust level.
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# Takes into account admin, etc.
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def has_trust_level?(level)
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raise "Invalid trust level #{level}" unless TrustLevel.valid_level?(level)
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admin? || moderator? || TrustLevel.compare(trust_level, level)
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end
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# a touch faster than automatic
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def admin?
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admin
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end
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def change_trust_level!(level)
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raise "Invalid trust level #{level}" unless TrustLevel.valid_level?(level)
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self.trust_level = TrustLevel.levels[level]
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transaction do
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self.save!
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Group.user_trust_level_change!(self.id, self.trust_level)
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end
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end
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def guardian
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Guardian.new(self)
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end
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def username_format_validator
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UsernameValidator.perform_validation(self, 'username')
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end
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def email_confirmed?
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email_tokens.where(email: email, confirmed: true).present? || email_tokens.empty?
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end
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def activate
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email_token = self.email_tokens.active.first
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if email_token
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EmailToken.confirm(email_token.token)
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else
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self.active = true
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save
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end
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end
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def deactivate
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self.active = false
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save
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end
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def treat_as_new_topic_start_date
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duration = new_topic_duration_minutes || SiteSetting.new_topic_duration_minutes
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case duration
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when User::NewTopicDuration::ALWAYS
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created_at
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when User::NewTopicDuration::LAST_VISIT
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previous_visit_at || created_at
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else
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duration.minutes.ago
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end
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end
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MAX_TIME_READ_DIFF = 100
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# attempt to add total read time to user based on previous time this was called
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def update_time_read!
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last_seen_key = "user-last-seen:#{id}"
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last_seen = $redis.get(last_seen_key)
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if last_seen.present?
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diff = (Time.now.to_f - last_seen.to_f).round
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if diff > 0 && diff < MAX_TIME_READ_DIFF
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User.where(id: id, time_read: time_read).update_all ["time_read = time_read + ?", diff]
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end
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end
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$redis.set(last_seen_key, Time.now.to_f)
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end
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def readable_name
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return "#{name} (#{username})" if name.present? && name != username
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username
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end
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def bio_summary
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return nil unless bio_cooked.present?
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Summarize.new(bio_cooked).summary
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end
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def self.count_by_signup_date(sinceDaysAgo=30)
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where('created_at > ?', sinceDaysAgo.days.ago).group('date(created_at)').order('date(created_at)').count
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end
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def self.counts_by_trust_level
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group('trust_level').count
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end
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def update_topic_reply_count
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self.topic_reply_count =
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Topic
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.where(['id in (
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SELECT topic_id FROM posts p
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JOIN topics t2 ON t2.id = p.topic_id
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WHERE p.deleted_at IS NULL AND
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t2.user_id <> p.user_id AND
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p.user_id = ?
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)', self.id])
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.count
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end
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def secure_category_ids
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cats = self.staff? ? Category.select(:id).where(read_restricted: true) : secure_categories.select('categories.id')
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cats.map { |c| c.id }.sort
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end
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def topic_create_allowed_category_ids
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Category.topic_create_allowed(self.id).select(:id)
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end
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# Flag all posts from a user as spam
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def flag_linked_posts_as_spam
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admin = Discourse.system_user
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topic_links.includes(:post).each do |tl|
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begin
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PostAction.act(admin, tl.post, PostActionType.types[:spam])
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rescue PostAction::AlreadyActed
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# If the user has already acted, just ignore it
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end
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end
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end
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def has_uploaded_avatar
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uploaded_avatar.present?
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end
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protected
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def cook
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if bio_raw.present?
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self.bio_cooked = PrettyText.cook(bio_raw) if bio_raw_changed?
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else
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self.bio_cooked = nil
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end
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end
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def update_tracked_topics
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return unless auto_track_topics_after_msecs_changed?
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where_conditions = {notifications_reason_id: nil, user_id: id}
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if auto_track_topics_after_msecs < 0
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TopicUser.where(where_conditions).update_all({notification_level: TopicUser.notification_levels[:regular]})
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else
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TopicUser.where(where_conditions).update_all(["notification_level = CASE WHEN total_msecs_viewed < ? THEN ? ELSE ? END",
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auto_track_topics_after_msecs, TopicUser.notification_levels[:regular], TopicUser.notification_levels[:tracking]])
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end
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end
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def create_email_token
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email_tokens.create(email: email)
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end
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def ensure_password_is_hashed
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|
if @raw_password
|
|
self.salt = SecureRandom.hex(16)
|
|
self.password_hash = hash_password(@raw_password, salt)
|
|
end
|
|
end
|
|
|
|
def hash_password(password, salt)
|
|
Pbkdf2.hash_password(password, salt, Rails.configuration.pbkdf2_iterations, Rails.configuration.pbkdf2_algorithm)
|
|
end
|
|
|
|
def add_trust_level
|
|
# there is a possiblity we did not load trust level column, skip it
|
|
return unless has_attribute? :trust_level
|
|
self.trust_level ||= SiteSetting.default_trust_level
|
|
end
|
|
|
|
def update_username_lower
|
|
self.username_lower = username.downcase
|
|
end
|
|
|
|
def username_validator
|
|
username_format_validator || begin
|
|
lower = username.downcase
|
|
existing = User.where(username_lower: lower).first
|
|
if username_changed? && existing && existing.id != self.id
|
|
errors.add(:username, I18n.t(:'user.username.unique'))
|
|
end
|
|
end
|
|
end
|
|
|
|
def password_validator
|
|
if (@raw_password && @raw_password.length < 6) || (@password_required && !@raw_password)
|
|
errors.add(:password, "must be 6 letters or longer")
|
|
end
|
|
end
|
|
|
|
def send_approval_email
|
|
Jobs.enqueue(:user_email,
|
|
type: :signup_after_approval,
|
|
user_id: id,
|
|
email_token: email_tokens.first.token
|
|
)
|
|
end
|
|
|
|
private
|
|
|
|
def self.discourse_hub_nickname_operation
|
|
if SiteSetting.call_discourse_hub?
|
|
begin
|
|
yield
|
|
rescue DiscourseHub::NicknameUnavailable
|
|
false
|
|
rescue => e
|
|
Rails.logger.error e.message + "\n" + e.backtrace.join("\n")
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
# == Schema Information
|
|
#
|
|
# Table name: users
|
|
#
|
|
# id :integer not null, primary key
|
|
# username :string(20) not null
|
|
# created_at :datetime not null
|
|
# updated_at :datetime not null
|
|
# name :string(255)
|
|
# bio_raw :text
|
|
# seen_notification_id :integer default(0), not null
|
|
# last_posted_at :datetime
|
|
# email :string(256) not null
|
|
# password_hash :string(64)
|
|
# salt :string(32)
|
|
# active :boolean
|
|
# username_lower :string(20) not null
|
|
# auth_token :string(32)
|
|
# last_seen_at :datetime
|
|
# website :string(255)
|
|
# admin :boolean default(FALSE), not null
|
|
# last_emailed_at :datetime
|
|
# email_digests :boolean default(TRUE), not null
|
|
# trust_level :integer not null
|
|
# bio_cooked :text
|
|
# email_private_messages :boolean default(TRUE)
|
|
# email_direct :boolean default(TRUE), not null
|
|
# approved :boolean default(FALSE), not null
|
|
# approved_by_id :integer
|
|
# approved_at :datetime
|
|
# topics_entered :integer default(0), not null
|
|
# posts_read_count :integer default(0), not null
|
|
# digest_after_days :integer default(7), not null
|
|
# previous_visit_at :datetime
|
|
# banned_at :datetime
|
|
# banned_till :datetime
|
|
# date_of_birth :date
|
|
# auto_track_topics_after_msecs :integer
|
|
# views :integer default(0), not null
|
|
# flag_level :integer default(0), not null
|
|
# time_read :integer default(0), not null
|
|
# days_visited :integer default(0), not null
|
|
# ip_address :string
|
|
# new_topic_duration_minutes :integer
|
|
# external_links_in_new_tab :boolean default(FALSE), not null
|
|
# enable_quoting :boolean default(TRUE), not null
|
|
# moderator :boolean default(FALSE)
|
|
# likes_given :integer default(0), not null
|
|
# likes_received :integer default(0), not null
|
|
# topic_reply_count :integer default(0), not null
|
|
# blocked :boolean default(FALSE)
|
|
# dynamic_favicon :boolean default(FALSE), not null
|
|
# title :string(255)
|
|
# use_uploaded_avatar :boolean default(FALSE)
|
|
# uploaded_avatar_template :string(255)
|
|
# uploaded_avatar_id :integer
|
|
#
|
|
# Indexes
|
|
#
|
|
# index_users_on_auth_token (auth_token)
|
|
# index_users_on_email (email) UNIQUE
|
|
# index_users_on_last_posted_at (last_posted_at)
|
|
# index_users_on_username (username) UNIQUE
|
|
# index_users_on_username_lower (username_lower) UNIQUE
|
|
#
|