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Introduce a magic file config/setup_load_paths.rb so that developers …

…can override Bundler setup behavior.
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commit 7bf18a03bff74dccc09040a0d8b0a203d9e8075e 1 parent 94f3aa8
@FooBarWidget FooBarWidget authored
Showing with 20 additions and 6 deletions.
  1. +20 −6 lib/phusion_passenger/utils.rb
26 lib/phusion_passenger/utils.rb
@@ -164,7 +164,7 @@ def print_exception(current_location, exception, destination = STDERR)
- def setup_bundler_support
+ def setup_bundler_support(options = {})
# Rack::ApplicationSpawner depends on the 'rack' library, but the app
# might want us to use a bundled version instead of a
# gem/apt-get/yum/whatever-installed version. Therefore we must setup
@@ -180,13 +180,26 @@ def setup_bundler_support
# calls Bundler.setup if that's not available.
# - Other Rack apps might not have a boot.rb but we still want to setup
# Bundler.
+ # - Some Rails 2 apps might have explicitly added Bundler support.
+ # These apps call Bundler.setup in their preinitializer.rb.
# So the strategy is as follows:
+ # Our strategy might be completely unsuitable for the app or the
+ # developer is using something other than Bundler (or possibly an
+ # older version of Bundler which is API incompatible with the latest
+ # version), so we let the user manually specify a load path setup file.
+ if options["load_path_setup_file"]
+ require File.expand(options["load_path_setup_file"])
+ # The app developer may also override our strategy with this magic file.
+ elsif File.exist?('config/setup_load_paths.rb')
+ require File.expand('config/setup_load_paths')
# If the Bundler lock environment file exists then load that. If it
# exists then there's a 99.9% chance that loading it is the correct
# thing to do.
- if File.exist?('.bundle/environment.rb')
+ elsif File.exist?('.bundle/environment.rb')
require File.expand_path('.bundle/environment')
# If the Bundler environment file doesn't exist then there are two
@@ -198,11 +211,12 @@ def setup_bundler_support
# The existence of Gemfile indicates whether (2) is true:
elsif File.exist?('Gemfile')
# In case of Rails 3, config/boot.rb already calls Bundler.setup.
- # However older versions of Rails don't so loading boot.rb might
+ # However older versions of Rails may not so loading boot.rb might
# not be the correct thing to do. To be on the safe side we
- # call Bundler.setup ourselves; if this isn't the correct thing
- # to do after all then there's always the load_path_setup_file
- # option.
+ # call Bundler.setup ourselves; calling Bundler.setup twice is
+ # harmless. If this isn't the correct thing to do after all then
+ # there's always the load_path_setup_file option and
+ # setup_load_paths.rb.
require 'rubygems'
require 'bundler'
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