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require 'gon'
require 'fogbugz'
class ApplicationController < ActionController::Base
include Gitlab::CurrentSettings
include Gitlab::GonHelper
include GitlabRoutingHelper
include PageLayoutHelper
include SentryHelper
include WorkhorseHelper
before_action :authenticate_user_from_private_token!
before_action :authenticate_user!
before_action :validate_user_service_ticket!
before_action :reject_blocked!
before_action :check_password_expiration
before_action :check_2fa_requirement
before_action :ldap_security_check
before_action :sentry_context
before_action :default_headers
before_action :add_gon_variables
before_action :configure_permitted_parameters, if: :devise_controller?
before_action :require_email, unless: :devise_controller?
protect_from_forgery with: :exception
helper_method :can?, :current_application_settings
helper_method :import_sources_enabled?, :github_import_enabled?, :github_import_configured?, :gitlab_import_enabled?, :gitlab_import_configured?, :bitbucket_import_enabled?, :bitbucket_import_configured?, :google_code_import_enabled?, :fogbugz_import_enabled?, :git_import_enabled?, :gitlab_project_import_enabled?
rescue_from Encoding::CompatibilityError do |exception|
log_exception(exception)
render "errors/encoding", layout: "errors", status: 500
end
rescue_from ActiveRecord::RecordNotFound do |exception|
log_exception(exception)
render_404
end
rescue_from Gitlab::Access::AccessDeniedError do |exception|
render_403
end
def redirect_back_or_default(default: root_path, options: {})
redirect_to request.referer.present? ? :back : default, options
end
protected
# This filter handles both private tokens and personal access tokens
def authenticate_user_from_private_token!
token_string = params[:private_token].presence || request.headers['PRIVATE-TOKEN'].presence
user = User.find_by_authentication_token(token_string) || User.find_by_personal_access_token(token_string)
if user
# Notice we are passing store false, so the user is not
# actually stored in the session and a token is needed
# for every request. If you want the token to work as a
# sign in token, you can simply remove store: false.
sign_in user, store: false
end
end
def authenticate_user!(*args)
if redirect_to_home_page_url?
redirect_to current_application_settings.home_page_url and return
end
super(*args)
end
def log_exception(exception)
application_trace = ActionDispatch::ExceptionWrapper.new(env, exception).application_trace
application_trace.map!{ |t| " #{t}\n" }
logger.error "\n#{exception.class.name} (#{exception.message}):\n#{application_trace.join}"
end
def reject_blocked!
if current_user && current_user.blocked?
sign_out current_user
flash[:alert] = "Your account is blocked. Retry when an admin has unblocked it."
redirect_to new_user_session_path
end
end
def after_sign_in_path_for(resource)
if resource.is_a?(User) && resource.respond_to?(:blocked?) && resource.blocked?
sign_out resource
flash[:alert] = "Your account is blocked. Retry when an admin has unblocked it."
new_user_session_path
else
stored_location_for(:redirect) || stored_location_for(resource) || root_path
end
end
def after_sign_out_path_for(resource)
current_application_settings.after_sign_out_path.presence || new_user_session_path
end
def can?(object, action, subject)
Ability.allowed?(object, action, subject)
end
def access_denied!
render "errors/access_denied", layout: "errors", status: 404
end
def git_not_found!
render "errors/git_not_found.html", layout: "errors", status: 404
end
def render_403
head :forbidden
end
def render_404
render file: Rails.root.join("public", "404"), layout: false, status: "404"
end
def no_cache_headers
response.headers["Cache-Control"] = "no-cache, no-store, max-age=0, must-revalidate"
response.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Fri, 01 Jan 1990 00:00:00 GMT"
end
def default_headers
headers['X-Frame-Options'] = 'DENY'
headers['X-XSS-Protection'] = '1; mode=block'
headers['X-UA-Compatible'] = 'IE=edge'
headers['X-Content-Type-Options'] = 'nosniff'
# Enabling HSTS for non-standard ports would send clients to the wrong port
if Gitlab.config.gitlab.https and Gitlab.config.gitlab.port == 443
headers['Strict-Transport-Security'] = 'max-age=31536000'
end
end
def validate_user_service_ticket!
return unless signed_in? && session[:service_tickets]
valid = session[:service_tickets].all? do |provider, ticket|
Gitlab::OAuth::Session.valid?(provider, ticket)
end
unless valid
session[:service_tickets] = nil
sign_out current_user
redirect_to new_user_session_path
end
end
def check_password_expiration
if current_user && current_user.password_expires_at && current_user.password_expires_at < Time.now && !current_user.ldap_user?
redirect_to new_profile_password_path and return
end
end
def check_2fa_requirement
if two_factor_authentication_required? && current_user && !current_user.two_factor_enabled? && !skip_two_factor?
redirect_to profile_two_factor_auth_path
end
end
def ldap_security_check
if current_user && current_user.requires_ldap_check?
return unless current_user.try_obtain_ldap_lease
unless Gitlab::LDAP::Access.allowed?(current_user)
sign_out current_user
flash[:alert] = "Access denied for your LDAP account."
redirect_to new_user_session_path
end
end
end
def event_filter
filters = cookies['event_filter'].split(',') if cookies['event_filter'].present?
@event_filter ||= EventFilter.new(filters)
end
def gitlab_ldap_access(&block)
Gitlab::LDAP::Access.open { |access| block.call(access) }
end
# JSON for infinite scroll via Pager object
def pager_json(partial, count)
html = render_to_string(
partial,
layout: false,
formats: [:html]
)
render json: {
html: html,
count: count
}
end
def view_to_html_string(partial, locals = {})
render_to_string(
partial,
locals: locals,
layout: false,
formats: [:html]
)
end
def configure_permitted_parameters
devise_parameter_sanitizer.permit(:sign_in, keys: [:username, :email, :password, :login, :remember_me, :otp_attempt])
end
def hexdigest(string)
Digest::SHA1.hexdigest string
end
def require_email
if current_user && current_user.temp_oauth_email?
redirect_to profile_path, notice: 'Please complete your profile with email address' and return
end
end
def import_sources_enabled?
!current_application_settings.import_sources.empty?
end
def github_import_enabled?
current_application_settings.import_sources.include?('github')
end
def github_import_configured?
Gitlab::OAuth::Provider.enabled?(:github)
end
def gitlab_import_enabled?
request.host != 'gitlab.com' && current_application_settings.import_sources.include?('gitlab')
end
def gitlab_import_configured?
Gitlab::OAuth::Provider.enabled?(:gitlab)
end
def bitbucket_import_enabled?
current_application_settings.import_sources.include?('bitbucket')
end
def bitbucket_import_configured?
Gitlab::OAuth::Provider.enabled?(:bitbucket) && Gitlab::BitbucketImport.public_key.present?
end
def google_code_import_enabled?
current_application_settings.import_sources.include?('google_code')
end
def fogbugz_import_enabled?
current_application_settings.import_sources.include?('fogbugz')
end
def git_import_enabled?
current_application_settings.import_sources.include?('git')
end
def gitlab_project_import_enabled?
current_application_settings.import_sources.include?('gitlab_project')
end
def two_factor_authentication_required?
current_application_settings.require_two_factor_authentication
end
def two_factor_grace_period
current_application_settings.two_factor_grace_period
end
def two_factor_grace_period_expired?
date = current_user.otp_grace_period_started_at
date && (date + two_factor_grace_period.hours) < Time.current
end
def skip_two_factor?
session[:skip_tfa] && session[:skip_tfa] > Time.current
end
def redirect_to_home_page_url?
# If user is not signed-in and tries to access root_path - redirect him to landing page
# Don't redirect to the default URL to prevent endless redirections
return false unless current_application_settings.home_page_url.present?
home_page_url = current_application_settings.home_page_url.chomp('/')
root_urls = [Gitlab.config.gitlab['url'].chomp('/'), root_url.chomp('/')]
return false if root_urls.include?(home_page_url)
current_user.nil? && root_path == request.path
end
# U2F (universal 2nd factor) devices need a unique identifier for the application
# to perform authentication.
# https://developers.yubico.com/U2F/App_ID.html
def u2f_app_id
request.base_url
end
end