Added a YAML account backend, removed the not in forseeable future working htaccess backend.

git-svn-id: svn+ssh://svn.luon.net/svn/ildus/trunk@13 65a33f86-aa00-0410-91be-cd1bf5efb309

lib/ildus/server/account_backends/htaccess.rb

@@ -1,17 +0,0 @@
-# = ildus/server/account_backends/htaccess - account backend library for .htacces files
-#
-# Copyright (C) 2005 Paul van Tilburg <paul@luon.net>
-#
-# Ildus is free software; you can redistribute it and/or modify it under
-# the terms of the GNU General Public License as published by the Free
-# Software Foundation; either version 2 of the License, or (at your option)
-# any later version.
-
-module Ildus::Server::AccountBackend
-
-  # = Account backend class for Apache's htaccess files.
-  class Htaccess < Basic
-    
-  end # class Htaccess
-
-end # module Ildus::Server::AccountBackend

lib/ildus/server/account_backends/yaml.rb

@@ -0,0 +1,65 @@
+# = ildus/server/account_backends/yaml - account backend library for YAML files 
+#
+# Copyright (C) 2005 Paul van Tilburg <paul@luon.net>
+#
+# Ildus is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation; either version 2 of the License, or (at your option)
+# any later version.
+
+module Ildus::Server::AccountBackend
+
+  # = Account backend class for Apache's htaccess files.
+  class Yaml < Basic
+
+    def initialize(*args)
+      super
+      @db = nil
+      load_db
+    end
+
+    def authenticate
+      case config['crypt'].to_sym
+        when :unix
+          regged_pass = @db[user]
+          self.auth = (pass.crypt(regged_pass) == regged_pass)
+        else
+          raise "unsupported crypt type: #{config['crypt']}"
+      end
+    end
+
+    def register_account(user, pass)
+      raise "user already exists" if @db.has_key? user
+      raise "password to short" if pass.length < 5
+      salt = pass[-2..-1].succ.succ
+      @db[user] = pass.crypt(salt)
+      save_db
+    end
+
+    def unregister_account(user)
+      raise "user does not exist" unless @db.has_k
+      @db.delete user
+      save_db
+    end
+
+    ########
+    private
+    ########
+
+    def load_db
+      db = nil
+      File.open(config['file'], 'r') { |f| db = YAML.load(f) || Hash.new }
+      raise "wrong account database format" unless db.is_a? Hash
+      @db = db
+    end
+
+    def save_db
+      unless FileTest.exists? config['file']
+        raise "account database file does not exist: " + config['file']
+      end
+      File.open(config['file'], 'w') { |f| f.puts @db.to_yaml }
+    end
+    
+  end # class Yaml
+
+end # module Ildus::Server::AccountBackend