docbrown/app/lib/url.rb
2021-03-17 10:57:56 -04:00

73 lines
1.8 KiB
Ruby

# Utilities methods to safely build app wide URLs
module URL
def self.protocol
ApplicationConfig["APP_PROTOCOL"]
end
def self.domain
if Rails.application&.initialized? && SiteConfig.respond_to?(:app_domain)
SiteConfig.app_domain
else
ApplicationConfig["APP_DOMAIN"]
end
end
def self.url(uri = nil)
base_url = "#{protocol}#{domain}"
return base_url unless uri
URI.parse(base_url).merge(uri).to_s
end
# Creates an article URL
#
# @param article [Article] the article to create the URL for
def self.article(article)
url(article.path)
end
# Creates a comment URL
#
# @param comment [Comment] the comment to create the URL for
def self.comment(comment)
url(comment.path)
end
# Creates a reaction URL
#
# A reaction URL is the URL of its reactable.
#
# @param reactable [Reaction] the reaction to create the URL for
def self.reaction(reaction)
url(reaction.reactable.path)
end
# Creates a tag URL
#
# @param tag [Tag] the tag to create the URL for
def self.tag(tag, page = 1)
url(["/t/#{tag.name}", ("/page/#{page}" if page > 1)].join)
end
# Creates a user URL
#
# @param user [User] the user to create the URL for
def self.user(user)
url(user.username)
rescue URI::InvalidURIError # invalid username containing spaces will result in an error
nil
end
# Creates an Image URL - a shortcut for the .image_url helper
#
# @param image_name [String] the image file name
# @param host [String] (optional) the host for the image URL you'd like to use
def self.local_image(image_name, host: nil)
host ||= ActionController::Base.asset_host || url(nil)
ActionController::Base.helpers.image_url(image_name, host: host)
end
def self.organization(organization)
url(organization.slug)
end
end