Class: GitBlur::Actions

Inherits:
Object
  • Object
show all
Defined in:
lib/git-blur/actions.rb

Instance Method Summary collapse

Constructor Details

#initialize(new_repo = false, repo_dir = false) ⇒ Actions

Returns a new instance of Actions.



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# File 'lib/git-blur/actions.rb', line 9

def initialize( new_repo = false, repo_dir = false )
  if repo_dir
    Dir.chdir( repo_dir )
  end

  status, out = exec( "git rev-parse --show-cdup 2>/dev/null" )
  raise "#{Dir.pwd} does not seem to be a git repo" if status != 0

  @repo_dir = File.join( Dir.pwd, out )
  @conf_file = File.join( @repo_dir, ".git", "blur.conf" )

  if new_repo
    status, out = exec( "git status -uno --porcelain" )
    raise "Can't retrieve repo status" if status != 0
    raise "Your repo is dirty. Please commit or stash your changes" if out.length > 0
  end

  GitBlur::Conf.read_configuration( @conf_file ) if not new_repo
end

Instance Method Details

#clean ⇒ Object 



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# File 'lib/git-blur/actions.rb', line 58

def clean
  #STDIN -> encrypt -> STDOUT
  cm = GitBlur::Crypto::CipherMgr.new
  cm.encrypt_stream( $stdin )
end

#diff(file_path) ⇒ Object 



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# File 'lib/git-blur/actions.rb', line 71

def diff( file_path )
  cm = GitBlur::Crypto::CipherMgr.new
  File.open( file_path ) do |f|
    cm.decrypt_stream( f )
  end
end

#init ⇒ Object 



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# File 'lib/git-blur/actions.rb', line 29

def init
  raise "Configuration file #{@conf_file} already exists. I won't overwrite it :)" if File.file? @conf_file

  GitBlur::Conf.ciphers = [ 'aes-256-cbc', 'bf-cbc', 'des-ede3-cbc' ]

  kg = GitBlur::KeyGen.get_key_generators[ 'password' ].new
  kg.generate_keys
  GitBlur::Conf.store_keys_from_gen( kg )

  #Configure filters
  status, out = exec( "git config filter.git-blur.smudge 'git-blur smudge'" )
  raise "Git config failed" if status != 0
  status, out = exec( "git config filter.git-blur.clean 'git-blur clean'" )
  raise "Git config failed" if status != 0
  status, out = exec( "git config diff.git-blur.textconv 'git-blur diff'" )
  raise "Git config failed" if status != 0
 
  puts "Storing configuration file in #{@conf_file}"
  GitBlur::Conf.write_configuration( @conf_file )

  status, out = exec( "git rev-parse HEAD >/dev/null 2>/dev/null" )
  if status == 0 
    puts "Checking out HEAD to decrypt any stored file"
    status, out = exec( "git checkout -f HEAD -- #{@repo_dir}" )
    raise "Git checkout failed" if status != 0
  end

end

#smudge ⇒ Object 



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# File 'lib/git-blur/actions.rb', line 65

def smudge
  #STDIN -> decrypt -> STDOUT
  cm = GitBlur::Crypto::CipherMgr.new
  cm.decrypt_stream( $stdin )
end