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module Bundler
class Source
class SVN < Path
class SVNNotInstalledError < SVNError
def initialize
msg = "You need to install svn to be able to use gems from svn repositories. "
msg << "For help installing svn, please refer to SVNook's tutorial at http://svnbook.red-bean.com/en/1.7/svn.intro.install.html"
super msg
end
end
class SVNNotAllowedError < SVNError
def initialize(command)
msg = "Bundler is trying to run a `svn #{command}` at runtime. You probably need to run `bundle install`. However, "
msg << "this error message could probably be more useful. Please submit a ticket at http://github.com/bundler/bundler/issues "
msg << "with steps to reproduce as well as the following\n\nCALLER: #{caller.join("\n")}"
super msg
end
end
class SVNCommandError < SVNError
def initialize(command, path = nil)
msg = "SVN error: command `svn #{command}` in directory #{Dir.pwd} has failed."
msg << "\nIf this error persists you could try removing the cache directory '#{path}'" if path && path.exist?
super msg
end
end
# The SVNProxy is responsible to interact with svn repositories.
# All actions required by the SVN source is encapsulated in this
# object.
class SVNProxy
attr_accessor :path, :uri, :ref
attr_writer :revision
def initialize(path, uri, ref, revision = nil, svn = nil)
@path = path
@uri = uri
@ref = ref
@revision = revision
@svn = svn
raise SVNNotInstalledError.new if allow? && !Bundler.svn_present?
end
def revision
@revision ||= svn("info --revision #{ref} #{uri_escaped} | grep \"Revision\" | awk '{print $2}'").strip
end
def checkout
if path.exist?
Bundler.ui.confirm "Updating #{uri}"
in_path do
svn_retry %|update --force --quiet --revision #{revision}|
end
else
Bundler.ui.info "Fetching #{uri}"
FileUtils.mkdir_p(path.dirname)
svn_retry %|checkout --revision #{revision} #{uri_escaped} "#{path}"|
end
end
def copy_to(destination)
FileUtils.mkdir_p(destination.dirname)
FileUtils.rm_rf(destination)
FileUtils.cp_r(path, destination)
File.chmod((0777 & ~File.umask), destination)
end
private
def svn_retry(command)
Bundler::Retry.new("svn #{command}", SVNNotAllowedError).attempts do
svn(command)
end
end
def svn(command, check_errors=true)
raise SVNNotAllowedError.new(command) unless allow?
out = %x{svn #{command}}
raise SVNCommandError.new(command, path) if check_errors && !$?.success?
out
end
# Escape the URI for svn commands
def uri_escaped
if Bundler::WINDOWS
# Windows quoting requires double quotes only, with double quotes
# inside the string escaped by being doubled.
'"' + uri.gsub('"') {|s| '""'} + '"'
else
# Bash requires single quoted strings, with the single quotes escaped
# by ending the string, escaping the quote, and restarting the string.
"'" + uri.gsub("'") {|s| "'\\''"} + "'"
end
end
def allow?
@svn ? @svn.allow_svn_ops? : true
end
def in_path(&blk)
checkout unless path.exist?
SharedHelpers.chdir(path, &blk)
end
end
end
end
end
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