Files
beef/core/extension.rb
2011-12-31 22:24:36 +10:00

56 lines
2.3 KiB
Ruby

#
# Copyright 2012 Wade Alcorn wade@bindshell.net
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
module BeEF
module Extension
# Checks to see if extension is set inside the configuration
# @param [String] ext the extension key
# @return [Boolean] whether or not the extension exists in BeEF's configuration
def self.is_present(ext)
return BeEF::Core::Configuration.instance.get('beef.extension').has_key?(ext.to_s)
end
# Checks to see if extension is enabled in configuration
# @param [String] ext the extension key
# @return [Boolean] whether or not the extension is enabled
def self.is_enabled(ext)
return (self.is_present(ext) and BeEF::Core::Configuration.instance.get('beef.extension.'+ext.to_s+'.enable') == true)
end
# Checks to see if extension has been loaded
# @param [String] ext the extension key
# @return [Boolean] whether or not the extension is loaded
def self.is_loaded(ext)
return (self.is_enabled(ext) and BeEF::Core::Configuration.instance.get('beef.extension.'+ext.to_s+'.loaded') == true)
end
# Loads an extension
# @param [String] ext the extension key
# @return [Boolean] whether or not the extension loaded successfully
# @todo Wrap the require() statement in a try catch block to allow BeEF to fail gracefully if there is a problem with that extension - Issue #480
def self.load(ext)
if File.exists?('extensions/'+ext+'/extension.rb')
require 'extensions/'+ext+'/extension.rb'
print_debug "Loaded extension: '#{ext}'"
BeEF::Core::Configuration.instance.set('beef.extension.'+ext+'.loaded', true)
return true
end
print_error "Unable to load extension '#{ext}'"
return false
end
end
end