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mastodon/app/lib/content_security_policy.rb

69 lines
1.5 KiB
Ruby

# frozen_string_literal: true
class ContentSecurityPolicy
def base_host
Rails.configuration.x.web_domain
end
def assets_host
url_from_configured_asset_host || url_from_base_host
end
def media_hosts
[assets_host, cdn_host_value, paperclip_root_url].compact
end
private
def url_from_configured_asset_host
Rails.configuration.action_controller.asset_host
end
def cdn_host_value
s3_alias_host || s3_cloudfront_host || azure_alias_host || s3_hostname_host
end
def paperclip_root_url
root_url = ENV.fetch('PAPERCLIP_ROOT_URL', nil)
return if root_url.blank?
(Addressable::URI.parse(assets_host) + root_url).tap do |uri|
uri.path += '/' unless uri.path.blank? || uri.path.end_with?('/')
end.to_s
end
def url_from_base_host
host_to_url(base_host)
end
def host_to_url(host_string)
uri_from_configuration_and_string(host_string) if host_string.present?
end
def s3_alias_host
host_to_url ENV.fetch('S3_ALIAS_HOST', nil)
end
def s3_cloudfront_host
host_to_url ENV.fetch('S3_CLOUDFRONT_HOST', nil)
end
def azure_alias_host
host_to_url ENV.fetch('AZURE_ALIAS_HOST', nil)
end
def s3_hostname_host
host_to_url ENV.fetch('S3_HOSTNAME', nil)
end
def uri_from_configuration_and_string(host_string)
Addressable::URI.parse("#{host_protocol}://#{host_string}").tap do |uri|
uri.path += '/' unless uri.path.blank? || uri.path.end_with?('/')
end.to_s
end
def host_protocol
Rails.configuration.x.use_https ? 'https' : 'http'
end
end