# File railties/lib/commands/plugin.rb, line 83
83:   def self.default
84:     @default ||= find
85:   end

    # File railties/lib/commands/plugin.rb, line 87
87:   def self.default=(rails_env)
88:     @default = rails_env
89:   end

    # File railties/lib/commands/plugin.rb, line 75
75:   def self.find(dir=nil)
76:     dir ||= pwd
77:     while dir.length > 1
78:       return new(dir) if File.exist?(File.join(dir, 'config', 'environment.rb'))
79:       dir = File.dirname(dir)
80:     end
81:   end

    # File railties/lib/commands/plugin.rb, line 71
71:   def initialize(dir)
72:     @root = dir
73:   end

     # File railties/lib/commands/plugin.rb, line 125
125:   def best_install_method
126:     return :http unless use_svn?
127:     case
128:       when use_externals? then :externals
129:       when use_checkout? then :checkout
130:       else :export
131:     end
132:   end

     # File railties/lib/commands/plugin.rb, line 134
134:   def externals
135:     return [] unless use_externals?
136:     ext = `svn propget svn:externals "#{root}/vendor/plugins"`
137:     lines = ext.respond_to?(:lines) ? ext.lines : ext
138:     lines.reject{ |line| line.strip == '' }.map do |line|
139:       line.strip.split(/\s+/, 2) 
140:     end
141:   end

     # File railties/lib/commands/plugin.rb, line 143
143:   def externals=(items)
144:     unless items.is_a? String
145:       items = items.map{|name,uri| "#{name.ljust(29)} #{uri.chomp('/')}"}.join("\n")
146:     end
147:     Tempfile.open("svn-set-prop") do |file|
148:       file.write(items)
149:       file.flush
150:       system("svn propset -q svn:externals -F \"#{file.path}\" \"#{root}/vendor/plugins\"")
151:     end
152:   end

     # File railties/lib/commands/plugin.rb, line 91
 91:   def install(name_uri_or_plugin)
 92:     if name_uri_or_plugin.is_a? String
 93:       if name_uri_or_plugin =~ /:\/\// 
 94:         plugin = Plugin.new(name_uri_or_plugin)
 95:       else
 96:         plugin = Plugins[name_uri_or_plugin]
 97:       end
 98:     else
 99:       plugin = name_uri_or_plugin
100:     end
101:     unless plugin.nil?
102:       plugin.install
103:     else
104:       puts "Plugin not found: #{name_uri_or_plugin}"
105:     end
106:   end

     # File railties/lib/commands/plugin.rb, line 118
118:   def use_checkout?
119:     # this is a bit of a guess. we assume that if the rails environment
120:     # is under subversion then they probably want the plugin checked out
121:     # instead of exported. This can be overridden on the command line
122:     File.directory?("#{root}/.svn")
123:   end

     # File railties/lib/commands/plugin.rb, line 114
114:   def use_externals?
115:     use_svn? && File.directory?("#{root}/vendor/plugins/.svn")
116:   end

     # File railties/lib/commands/plugin.rb, line 108
108:   def use_svn?
109:     require 'active_support/core_ext/kernel'
110:     silence_stderr {`svn --version` rescue nil}
111:     !$?.nil? && $?.success?
112:   end