101 lines
2.6 KiB
Ruby
101 lines
2.6 KiB
Ruby
# Utilities methods to safely build app wide URLs
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module URL
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def self.protocol
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ApplicationConfig["APP_PROTOCOL"]
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end
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def self.database_available?
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ActiveRecord::Base.connected? && has_site_configs?
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end
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private_class_method :database_available?
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def self.has_site_configs?
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@has_site_configs ||= ActiveRecord::Base.connection.table_exists?("site_configs")
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end
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private_class_method :has_site_configs?
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def self.domain
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if database_available?
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Settings::General.app_domain
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else
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ApplicationConfig["APP_DOMAIN"]
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end
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end
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def self.url(uri = nil)
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base_url = "#{protocol}#{domain}"
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return base_url unless uri
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Addressable::URI.parse(base_url).join(uri).normalize.to_s
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end
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# Creates an article URL
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#
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# @param article [Article] the article to create the URL for
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def self.article(article)
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url(article.path)
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end
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# Creates a comment URL
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#
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# @param comment [Comment] the comment to create the URL for
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def self.comment(comment)
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url(comment.path)
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end
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# Creates a reaction URL
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#
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# A reaction URL is the URL of its reactable.
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#
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# @param reaction [Reaction, #reactable] the reaction to create the URL for
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# @return [String]
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# @see .url
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def self.reaction(reaction)
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url(reaction.reactable.path)
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end
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# Creates a tag URL
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#
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# @param tag [Tag] the tag to create the URL for
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def self.tag(tag, page = 1)
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url([tag_path(tag), ("/page/#{page}" if page > 1)].join)
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end
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def self.tag_path(tag)
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"/t/#{CGI.escape(tag.name)}"
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end
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# Creates a user URL
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#
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# @param user [User] the user to create the URL for
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def self.user(user)
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url(user.username)
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rescue URI::InvalidURIError # invalid username containing spaces will result in an error
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nil
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end
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# Creates an Image URL - a shortcut for the .image_url helper
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#
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# @param image_name [String] the image file name
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# @param host [String] (optional) the host for the image URL you'd like to use
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def self.local_image(image_name, host: nil)
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host ||= ActionController::Base.asset_host || url(nil)
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ActionController::Base.helpers.image_url(image_name, host: host)
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end
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# Creates a deep link URL (for mobile) to a page in the current Forem and it
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# relies on a UDL server to bounce back mobile users to the local `/r/mobile`
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# fallback page. More details here: https://github.com/forem/udl-server
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#
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# @param path [String] the target path to deep link
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def self.deep_link(path)
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target_path = CGI.escape(url("/r/mobile?deep_link=#{path}"))
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"https://udl.forem.com/?r=#{target_path}"
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end
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def self.organization(organization)
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url(organization.slug)
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end
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end
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