<commit_before># Filters added to this controller will be run for all controllers in the application.
# Likewise, all the methods added will be available for all controllers.
class ApplicationController < ActionController::Base

  if STATUS == :database_readonly or STATUS == :database_offline
    session :off
  end

  def authorize_web
    if session[:user]
      @user = User.find(session[:user], :conditions => {:status => ["active", "confirmed", "suspended"]})

      if @user.status == "suspended"
        session[:user] = nil
        session_expires_automatically

        redirect_to :controller => "user", :action => "suspended"
      end
    elsif session[:token]
      @user = User.authenticate(:token => session[:token])
      session[:user] = @user.id
    end
  rescue Exception => ex
    logger.info("Exception authorizing user: #{ex.to_s}")
    @user = nil
  end

  def require_user
    redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri unless @user
  end

  ##
  # requires the user to be logged in by the token or HTTP methods, or have an 
  # OAuth token with the right capability. this method is a bit of a pain to call 
  # directly, since it's cumbersome to call filters with arguments in rails. to
  # make it easier to read and write the code, there are some utility methods
  # below.
  def require_capability(cap)
    # when the current token is nil, it means the user logged in with a different
    # method, otherwise an OAuth token was used, which has to be checked.
    unless current_token.nil?
      unless current_token.read_attribute(cap)
        render :text => "OAuth token doesn't have that capability.", :status => :forbidden
        return false
      end
    end
  end

  ##
  # require the user to have cookies enabled in their browser
  def require_cookies
    if request.cookies["_osm_session"].to_s == ""
      if params[:cookie_test].nil?
        redirect_to params.merge(:cookie_test => "true")
        return false
      else
        flash.now[:warning] = t 'application.require_cookies.cookies_needed'
      end
    end
  end

  # Utility methods to make the controller filter methods easier to read and write.
  def require_allow_read_prefs
    require_capability(:allow_read_prefs)
  end
  def require_allow_write_prefs
    require_capability(:allow_write_prefs)
  end
  def require_allow_write_diary
    require_capability(:allow_write_diary)
  end
  def require_allow_write_api
    require_capability(:allow_write_api)
  end
  def require_allow_read_gpx
    require_capability(:allow_read_gpx)
  end
  def require_allow_write_gpx
    require_capability(:allow_write_gpx)
  end

  ##
  # sets up the @user object for use by other methods. this is mostly called
  # from the authorize method, but can be called elsewhere if authorisation
  # is optional.
  def setup_user_auth
    # try and setup using OAuth
    if oauthenticate
      @user = current_token.user
    else
      username, passwd = get_auth_data # parse from headers
      # authenticate per-scheme
      if username.nil?
        @user = nil # no authentication provided - perhaps first connect (client should retry after 401)
      elsif username == 'token'
        @user = User.authenticate(:token => passwd) # preferred - random token for user from db, passed in basic auth
      else
        @user = User.authenticate(:username => username, :password => <PASSWORD>) # basic auth
      end
    end

    # check if the user has been banned
    unless @user.nil? or @user.active_blocks.empty?
      # NOTE: need slightly more helpful message than this.
      render :text => t('application.setup_user_auth.blocked'), :status => :forbidden
    end
  end

  def authorize(realm='Web Password', errormessage="Couldn't authenticate you") 
    # make the @user object from any auth sources we have
    setup_user_auth

    # handle authenticate pass/fail
    unless @user
      # no auth, the user does not exist or the password was wrong
      response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\"" 
      render :text => errormessage, :status => :unauthorized
      return false
    end 
  end 

  def check_database_readable(need_api = false)
    if STATUS == :database_offline or (need_api and STATUS == :api_offline)
      redirect_to :controller => 'site', :action => 'offline'
    end
  end

  def check_database_writable(need_api = false)
    if STATUS == :database_offline or STATUS == :database_readonly or
       (need_api and (STATUS == :api_offline or STATUS == :api_readonly))
      redirect_to :controller => 'site', :action => 'offline'
    end
  end

  def check_api_readable
    if STATUS == :database_offline or STATUS == :api_offline
      response.headers['Error'] = "Database offline for maintenance"
      render :nothing => true, :status => :service_unavailable
      return false
    end
  end

  def check_api_writable
    if STATUS == :database_offline or STATUS == :database_readonly or
       STATUS == :api_offline or STATUS == :api_readonly
      response.headers['Error'] = "Database offline for maintenance"
      render :nothing => true, :status => :service_unavailable
      return false
    end
  end

  def require_public_data
    unless @user.data_public?
      response.headers['Error'] = "You must make your edits public to upload new data"
      render :nothing => true, :status => :forbidden
      return false
    end
  end

  # Report and error to the user
  # (If anyone ever fixes Rails so it can set a http status "reason phrase",
  #  rather than only a status code and having the web engine make up a 
  #  phrase from that, we can also put the error message into the status
  #  message. For now, rails won't let us)
  def report_error(message, status = :bad_request)
    # Todo: some sort of escaping of problem characters in the message
    response.headers['Error'] = message
    render :text => message, :status => status
  end
  
  def set_locale
    response.header['Vary'] = 'Accept-Language'

    if @user<commit_msg>Channel all error reporting through report_error<commit_after># Filters added to this controller will be run for all controllers in the application.
# Likewise, all the methods added will be available for all controllers.
class ApplicationController < ActionController::Base

  if STATUS == :database_readonly or STATUS == :database_offline
    session :off
  end

  def authorize_web
    if session[:user]
      @user = User.find(session[:user], :conditions => {:status => ["active", "confirmed", "suspended"]})

      if @user.status == "suspended"
        session[:user] = nil
        session_expires_automatically

        redirect_to :controller => "user", :action => "suspended"
      end
    elsif session[:token]
      @user = User.authenticate(:token => session[:token])
      session[:user] = @user.id
    end
  rescue Exception => ex
    logger.info("Exception authorizing user: #{ex.to_s}")
    @user = nil
  end

  def require_user
    redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri unless @user
  end

  ##
  # requires the user to be logged in by the token or HTTP methods, or have an 
  # OAuth token with the right capability. this method is a bit of a pain to call 
  # directly, since it's cumbersome to call filters with arguments in rails. to
  # make it easier to read and write the code, there are some utility methods
  # below.
  def require_capability(cap)
    # when the current token is nil, it means the user logged in with a different
    # method, otherwise an OAuth token was used, which has to be checked.
    unless current_token.nil?
      unless current_token.read_attribute(cap)
        render :text => "OAuth token doesn't have that capability.", :status => :forbidden
        return false
      end
    end
  end

  ##
  # require the user to have cookies enabled in their browser
  def require_cookies
    if request.cookies["_osm_session"].to_s == ""
      if params[:cookie_test].nil?
        redirect_to params.merge(:cookie_test => "true")
        return false
      else
        flash.now[:warning] = t 'application.require_cookies.cookies_needed'
      end
    end
  end

  # Utility methods to make the controller filter methods easier to read and write.
  def require_allow_read_prefs
    require_capability(:allow_read_prefs)
  end
  def require_allow_write_prefs
    require_capability(:allow_write_prefs)
  end
  def require_allow_write_diary
    require_capability(:allow_write_diary)
  end
  def require_allow_write_api
    require_capability(:allow_write_api)
  end
  def require_allow_read_gpx
    require_capability(:allow_read_gpx)
  end
  def require_allow_write_gpx
    require_capability(:allow_write_gpx)
  end

  ##
  # sets up the @user object for use by other methods. this is mostly called
  # from the authorize method, but can be called elsewhere if authorisation
  # is optional.
  def setup_user_auth
    # try and setup using OAuth
    if oauthenticate
      @user = current_token.user
    else
      username, passwd = get_auth_data # parse from headers
      # authenticate per-scheme
      if username.nil?
        @user = nil # no authentication provided - perhaps first connect (client should retry after 401)
      elsif username == 'token'
        @user = User.authenticate(:token => <PASSWORD>) # preferred - random token for user from db, passed in basic auth
      else
        @user = User.authenticate(:username => username, :password => <PASSWORD>) # basic auth
      end
    end

    # check if the user has been banned
    unless @user.nil? or @user.active_blocks.empty?
      # NOTE: need slightly more helpful message than this.
      render :text => t('application.setup_user_auth.blocked'), :status => :forbidden
    end
  end

  def authorize(realm='Web Password', errormessage="Couldn't authenticate you") 
    # make the @user object from any auth sources we have
    setup_user_auth

    # handle authenticate pass/fail
    unless @user
      # no auth, the user does not exist or the password was wrong
      response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\"" 
      render :text => errormessage, :status => :unauthorized
      return false
    end 
  end 

  def check_database_readable(need_api = false)
    if STATUS == :database_offline or (need_api and STATUS == :api_offline)
      redirect_to :controller => 'site', :action => 'offline'
    end
  end

  def check_database_writable(need_api = false)
    if STATUS == :database_offline or STATUS == :database_readonly or
       (need_api and (STATUS == :api_offline or STATUS == :api_readonly))
      redirect_to :controller => 'site', :action => 'offline'
    end
  end

  def check_api_readable
    if STATUS == :database_offline or STATUS == :api_offline
      report_error "Database offline for maintenance", :service_unavailable
      return false
    end
  end

  def check_api_writable
    if STATUS == :database_offline or STATUS == :database_readonly or
       STATUS == :api_offline or STATUS == :api_readonly
      report_error "Database offline for maintenance", :service_unavailable
      return false
    end
  end

  def require_public_data
    unless @user.data_public?
      report_error "You must make your edits public to upload new data", :forbidden
      return false
    end
  end

  # Report and error to the user
  # (If anyone ever fixes Rails so it can set a http status "reason phrase",
  #  rather than only a status code and having the web engine make up a 
  #  phrase from that, we can also put the error message into the status
  #  message. For now, rails won't let us)
  def report_error(message, status = :bad_request)
    # Todo: some sort of escaping of problem characters in the message
    response.headers['Error'] = message
    render :text => message, :status => status
  end
  
  def set_locale
    response.header['Vary'] = 'Accept-Language'

    if @user
{'fraction_non_alphanumeric': 0.08125994806065176, 'fraction_numerical': 0.0005026388539834129, 'mean_word_length': 3.2666190135811295, 'pattern_counts': {'":': 0, '<': 8, '<?xml version=': 0, '>': 62, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '399823', 'n_tokens_mistral': 3483, 'n_tokens_neox': 3355, 'n_words': 1238}