125 lines
3.5 KiB
Ruby
125 lines
3.5 KiB
Ruby
#
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# Copyright (C) 2011 Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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class HostUrl
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class << self
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attr_accessor :outgoing_email_address, :outgoing_email_domain, :outgoing_email_default_name
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@@default_host = nil
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@@file_host = nil
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@@domain_config = nil
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@@protocol = nil
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def reset_cache!
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@@default_host = @@file_host = @@domain_config = @@protocol = nil
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end
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def domain_config
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if !@@domain_config
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@@domain_config = ConfigFile.load("domain")
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@@domain_config ||= {}
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end
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@@domain_config
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end
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# returns "http" or "https" depending on whether this instance of canvas runs over ssl
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def protocol
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if !@@protocol
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if domain_config.key?('ssl')
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is_secure = domain_config['ssl']
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elsif Attachment.file_store_config.key?('secure')
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is_secure = Attachment.file_store_config['secure']
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else
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is_secure = Rails.env.production?
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end
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@@protocol = is_secure ? "https" : "http"
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end
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@@protocol
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end
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def context_host(context=nil, current_host=nil)
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default_host
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end
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def context_hosts(context=nil, current_host=nil)
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Array(context_host(context, current_host))
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end
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def default_host
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if !@@default_host
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@@default_host = domain_config[:domain] if domain_config.has_key?(:domain)
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end
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res = @@default_host
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res ||= ENV['RAILS_HOST_WITH_PORT']
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res
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end
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def file_host_with_shard(account, current_host = nil)
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return [@@file_host, Shard.default] if @@file_host
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res = nil
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res = @@file_host = domain_config[:files_domain] if domain_config.has_key?(:files_domain)
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Rails.logger.warn("No separate files host specified for account id #{account.id}. This is a potential security risk.") unless res || !Rails.env.production?
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res ||= @@file_host = default_host
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[res, Shard.default]
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end
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def file_host(account, current_host = nil)
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file_host_with_shard(account, current_host).first
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end
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def cdn_host
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# by default only set it for development. useful so that gravatar can
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# proxy our fallback urls
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host = ENV['CANVAS_CDN_HOST']
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host ||= "canvas.instructure.com" if Rails.env.development?
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host
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end
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def short_host(context)
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context_host(context)
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end
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def outgoing_email_address(preferred_user="notifications")
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@outgoing_email_address.presence || "#{preferred_user}@#{outgoing_email_domain}"
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end
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def outgoing_email_default_name
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@outgoing_email_default_name.presence || I18n.t("#email.default_from_name", "Instructure Canvas")
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end
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def file_host=(val)
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@@file_host = val
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end
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def default_host=(val)
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@@default_host = val
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end
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def is_file_host?(domain)
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safer_host = file_host(Account.default)
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safer_host != default_host && domain == safer_host
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end
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def has_file_host?
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default_host != file_host(Account.default)
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end
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end
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end
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