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ruby DATABASE_URL parse
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| <% | |
| require 'cgi' | |
| require 'uri' | |
| begin | |
| uri = URI.parse(ENV["DATABASE_URL"]) | |
| rescue URI::InvalidURIError | |
| raise "Invalid DATABASE_URL" | |
| end | |
| env = ENV["RAILS_ENV"] || ENV["RACK_ENV"] | |
| raise "No RACK_ENV or RAILS_ENV found" unless env | |
| def attribute(name, value, force_string = false) | |
| if value | |
| value_string = | |
| if force_string | |
| '"' + value + '"' | |
| else | |
| value | |
| end | |
| "#{name}: #{value_string}" | |
| else | |
| "" | |
| end | |
| end | |
| database = "#{(uri.path || "").split("/")[1]}_#{env}" | |
| username = uri.user | |
| password = uri.password | |
| host = uri.host | |
| port = uri.port | |
| params = CGI.parse(uri.query || "") | |
| params["encoding"] = ["utf8"] unless params["encoding"].present? | |
| params["pool" ] = [5] unless params["pool" ].present? | |
| adapter = case uri.scheme.to_s | |
| when "postgres" then "postgresql" | |
| when "mysql" then "mysql2" | |
| else uri.scheme.to_s | |
| end | |
| %> | |
| <%= env %>: | |
| <%= attribute "adapter", adapter %> | |
| <%= attribute "database", database %> | |
| <%= attribute "username", username %> | |
| <%= attribute "password", password, true %> | |
| <%= attribute "host", host %> | |
| <%= attribute "port", port %> | |
| <% params.each do |key, value| %> | |
| <%= key %>: <%= value.first %> | |
| <% end %> |
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