discourse/app/services/staff_action_logger.rb

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# Responsible for logging the actions of admins and moderators.
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class StaffActionLogger
def self.base_attrs
[:topic_id, :post_id, :context, :subject, :ip_address, :previous_value, :new_value]
end
def initialize(admin)
@admin = admin
raise Discourse::InvalidParameters.new(:admin) unless @admin && @admin.is_a?(User)
end
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def log_user_deletion(deleted_user, opts = {})
raise Discourse::InvalidParameters.new(:deleted_user) unless deleted_user && deleted_user.is_a?(User)
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:delete_user],
ip_address: deleted_user.ip_address.to_s,
details: [:id, :username, :name, :created_at, :trust_level, :last_seen_at, :last_emailed_at].map { |x| "#{x}: #{deleted_user.send(x)}" }.join("\n")))
end
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def log_custom(custom_type, details = nil)
raise Discourse::InvalidParameters.new(:custom_type) unless custom_type
details ||= {}
attrs = {}
StaffActionLogger.base_attrs.each do |attr|
attrs[attr] = details.delete(attr) if details.has_key?(attr)
end
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attrs[:details] = details.map { |r| "#{r[0]}: #{r[1]}" }.join("\n")
attrs[:acting_user_id] = @admin.id
attrs[:action] = UserHistory.actions[:custom_staff]
attrs[:custom_type] = custom_type
UserHistory.create(attrs)
end
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def log_post_deletion(deleted_post, opts = {})
raise Discourse::InvalidParameters.new(:deleted_post) unless deleted_post && deleted_post.is_a?(Post)
topic = deleted_post.topic || Topic.with_deleted.find_by(id: deleted_post.topic_id)
username = deleted_post.user.try(:username) || "unknown"
name = deleted_post.user.try(:name) || "unknown"
topic_title = topic.try(:title) || "not found"
details = [
"id: #{deleted_post.id}",
"created_at: #{deleted_post.created_at}",
"user: #{username} (#{name})",
"topic: #{topic_title}",
"post_number: #{deleted_post.post_number}",
"raw: #{deleted_post.raw}"
]
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:delete_post],
post_id: deleted_post.id,
details: details.join("\n")))
end
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def log_topic_deletion(deleted_topic, opts = {})
raise Discourse::InvalidParameters.new(:deleted_topic) unless deleted_topic && deleted_topic.is_a?(Topic)
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user = deleted_topic.user ? "#{deleted_topic.user.username} (#{deleted_topic.user.name})" : "(deleted user)"
details = [
"id: #{deleted_topic.id}",
"created_at: #{deleted_topic.created_at}",
"user: #{user}",
"title: #{deleted_topic.title}"
]
if first_post = deleted_topic.ordered_posts.first
details << "raw: #{first_post.raw}"
end
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:delete_topic],
topic_id: deleted_topic.id,
details: details.join("\n")))
end
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def log_trust_level_change(user, old_trust_level, new_trust_level, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user && user.is_a?(User)
raise Discourse::InvalidParameters.new(:old_trust_level) unless TrustLevel.valid? old_trust_level
raise Discourse::InvalidParameters.new(:new_trust_level) unless TrustLevel.valid? new_trust_level
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UserHistory.create!(params(opts).merge(action: UserHistory.actions[:change_trust_level],
target_user_id: user.id,
details: "old trust level: #{old_trust_level}\nnew trust level: #{new_trust_level}"))
end
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def log_lock_trust_level(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user && user.is_a?(User)
UserHistory.create!(params(opts).merge(action: UserHistory.actions[user.manual_locked_trust_level.nil? ? :unlock_trust_level : :lock_trust_level],
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target_user_id: user.id))
end
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def log_site_setting_change(setting_name, previous_value, new_value, opts = {})
raise Discourse::InvalidParameters.new(:setting_name) unless setting_name.present? && SiteSetting.respond_to?(setting_name)
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:change_site_setting],
subject: setting_name,
previous_value: previous_value,
new_value: new_value))
end
def theme_json(theme)
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ThemeSerializer.new(theme, root: false).to_json
end
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def strip_duplicates(old, cur)
return [old, cur] unless old && cur
old = JSON.parse(old)
cur = JSON.parse(cur)
old.each do |k, v|
next if k == "name"
next if k == "id"
if (v == cur[k])
cur.delete(k)
old.delete(k)
end
end
[old.to_json, cur.to_json]
end
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def log_theme_change(old_json, new_theme, opts = {})
raise Discourse::InvalidParameters.new(:new_theme) unless new_theme
new_json = theme_json(new_theme)
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old_json, new_json = strip_duplicates(old_json, new_json)
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:change_theme],
subject: new_theme.name,
previous_value: old_json,
new_value: new_json))
end
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def log_theme_destroy(theme, opts = {})
raise Discourse::InvalidParameters.new(:theme) unless theme
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:delete_theme],
subject: theme.name,
previous_value: theme_json(theme)))
end
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def log_site_text_change(subject, new_text = nil, old_text = nil, opts = {})
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raise Discourse::InvalidParameters.new(:subject) unless subject.present?
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UserHistory.create!(params(opts).merge(action: UserHistory.actions[:change_site_text],
subject: subject,
previous_value: old_text,
new_value: new_text))
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end
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def log_username_change(user, old_username, new_username, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:change_username],
target_user_id: user.id,
previous_value: old_username,
new_value: new_username))
end
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def log_name_change(user_id, old_name, new_name, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user_id
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:change_name],
target_user_id: user_id,
previous_value: old_name,
new_value: new_name))
end
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def log_user_suspend(user, reason, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
details = (reason || '').dup
details << "\n\n#{opts[:message]}" if opts[:message].present?
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args = params(opts).merge(
action: UserHistory.actions[:suspend_user],
target_user_id: user.id,
details: details
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)
args[:post_id] = opts[:post_id] if opts[:post_id]
UserHistory.create(args)
end
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def log_user_unsuspend(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:unsuspend_user],
target_user_id: user.id))
end
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def log_badge_grant(user_badge, opts = {})
raise Discourse::InvalidParameters.new(:user_badge) unless user_badge
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:grant_badge],
target_user_id: user_badge.user_id,
details: user_badge.badge.name))
end
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def log_badge_revoke(user_badge, opts = {})
raise Discourse::InvalidParameters.new(:user_badge) unless user_badge
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:revoke_badge],
target_user_id: user_badge.user_id,
details: user_badge.badge.name))
end
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def log_check_email(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:check_email],
target_user_id: user.id))
end
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def log_show_emails(users, opts = {})
return if users.blank?
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:check_email],
details: users.map { |u| "[#{u.id}] #{u.username}" }.join("\n")))
end
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def log_impersonate(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:impersonate],
target_user_id: user.id))
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end
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def log_roll_up(subnets, opts = {})
UserHistory.create(params(opts).merge(action: UserHistory.actions[:roll_up],
details: subnets.join(", ")))
end
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def log_category_settings_change(category, category_params, old_permissions = nil)
validate_category(category)
changed_attributes = category.previous_changes.slice(*category_params.keys)
if !old_permissions.empty? && (old_permissions != category_params[:permissions])
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changed_attributes.merge!(permissions: [old_permissions.to_json, category_params[:permissions].to_json])
end
changed_attributes.each do |key, value|
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UserHistory.create(params.merge(action: UserHistory.actions[:change_category_settings],
category_id: category.id,
context: category.url,
subject: key,
previous_value: value[0],
new_value: value[1]))
end
end
def log_category_deletion(category)
validate_category(category)
details = [
"created_at: #{category.created_at}",
"name: #{category.name}",
"permissions: #{category.permissions_params}"
]
if parent_category = category.parent_category
details << "parent_category: #{parent_category.name}"
end
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UserHistory.create(params.merge(action: UserHistory.actions[:delete_category],
category_id: category.id,
details: details.join("\n"),
context: category.url))
end
def log_category_creation(category)
validate_category(category)
details = [
"created_at: #{category.created_at}",
"name: #{category.name}"
]
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UserHistory.create(params.merge(action: UserHistory.actions[:create_category],
details: details.join("\n"),
category_id: category.id,
context: category.url))
end
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def log_silence_user(user, opts = {})
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raise Discourse::InvalidParameters.new(:user) unless user
UserHistory.create(
params(opts).merge(
action: UserHistory.actions[:silence_user],
target_user_id: user.id,
details: opts[:details]
)
)
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end
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def log_unsilence_user(user, opts = {})
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raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:unsilence_user],
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target_user_id: user.id))
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end
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def log_grant_admin(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:grant_admin],
target_user_id: user.id))
end
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def log_revoke_admin(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:revoke_admin],
target_user_id: user.id))
end
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def log_grant_moderation(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:grant_moderation],
target_user_id: user.id))
end
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def log_revoke_moderation(user, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:revoke_moderation],
target_user_id: user.id))
end
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def log_backup_create(opts = {})
UserHistory.create(params(opts).merge(action: UserHistory.actions[:backup_create],
ip_address: @admin.ip_address.to_s))
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end
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def log_backup_download(backup, opts = {})
raise Discourse::InvalidParameters.new(:backup) unless backup
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:backup_download],
ip_address: @admin.ip_address.to_s,
details: backup.filename))
end
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def log_backup_destroy(backup, opts = {})
raise Discourse::InvalidParameters.new(:backup) unless backup
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:backup_destroy],
ip_address: @admin.ip_address.to_s,
details: backup.filename))
end
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def log_revoke_email(user, reason, opts = {})
UserHistory.create(params(opts).merge(action: UserHistory.actions[:revoke_email],
target_user_id: user.id,
details: reason))
end
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def log_user_deactivate(user, reason, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:deactivate_user],
target_user_id: user.id,
details: reason))
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end
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def log_user_activate(user, reason, opts = {})
raise Discourse::InvalidParameters.new(:user) unless user
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:activate_user],
target_user_id: user.id,
details: reason))
end
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def log_wizard_step(step, opts = {})
raise Discourse::InvalidParameters.new(:step) unless step
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UserHistory.create(params(opts).merge(action: UserHistory.actions[:wizard_step],
context: step.id))
end
def log_change_readonly_mode(state)
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UserHistory.create(params.merge(action: UserHistory.actions[:change_readonly_mode],
previous_value: !state,
new_value: state))
end
private
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def params(opts = nil)
opts ||= {}
{ acting_user_id: @admin.id, context: opts[:context] }
end
def validate_category(category)
raise Discourse::InvalidParameters.new(:category) unless category && category.is_a?(Category)
end
end