Class: Crackup::SymlinkObject

Inherits:
Object
  • Object
show all
Includes:
FileSystemObject
Defined in:
lib/crackup/symlink_object.rb

Overview

Represents a symbolic link on the local filesystem.

Instance Attribute Summary collapse

Attributes included from FileSystemObject

#name, #name_hash

Instance Method Summary collapse

Methods included from FileSystemObject

from, #to_s

Constructor Details

#initialize(linkname) ⇒ SymlinkObject

– Public Instance Methods ++



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# File 'lib/crackup/symlink_object.rb', line 16

def initialize(linkname)
  unless File.symlink?(linkname)
    raise ArgumentError, "#{linkname} is not a symbolic link"
  end
  
  super(linkname)
  
  @target = File.readlink(linkname)
end

Instance Attribute Details

#file_hash ⇒ Object (readonly)

Returns the value of attribute file_hash.



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# File 'lib/crackup/symlink_object.rb', line 10

def file_hash
  @file_hash
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'lib/crackup/symlink_object.rb', line 10

def target
  @target
end

#url ⇒ Object (readonly)

Returns the value of attribute url.



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# File 'lib/crackup/symlink_object.rb', line 10

def url
  @url
end

Instance Method Details

#==(symlink) ⇒ Object

Compares the specified Crackup::SymlinkObject to this one. Returns true if they’re the same, false if symlink is different.



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# File 'lib/crackup/symlink_object.rb', line 28

def ==(symlink)
  return symlink.name == @name && symlink.target == @target
end

#remove ⇒ Object

Removes this link from the remote location. This is actually a noop, since link data is just stored in the index.



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# File 'lib/crackup/symlink_object.rb', line 34

def remove
  Crackup.debug "--> #{@name}"
end

#restore(path) ⇒ Object

Restores the remote copy of this link to the local path specified by path.



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# File 'lib/crackup/symlink_object.rb', line 40

def restore(path)
  path     = path.chomp('/') + '/' + File.dirname(@name).delete(':')
  linkname = path + '/' + File.basename(@name)

  Crackup.debug "--> #{linkname}"
  
  # Create the path if it doesn't exist.

  unless File.directory?(path)
    begin
      FileUtils.mkdir_p(path)
    rescue => e
      raise Crackup::Error, "Unable to create local directory: #{path}"
    end
  end
  
  # Create the link.

  File.symlink(@target, linkname)
end

#update ⇒ Object

Uploads this link to the remote location. This is actually a noop, since link data is just stored in the index.



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# File 'lib/crackup/symlink_object.rb', line 61

def update
  Crackup.debug "--> #{@name}"
end