Class: ODisk::Digest

Inherits:
Object
  • Object
show all
Defined in:
lib/odisk/digest.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(top_path) ⇒ Digest

Returns a new instance of Digest.



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# File 'lib/odisk/digest.rb', line 59

def initialize(top_path)
  @top_path = top_path
  @version = 0
  @entries = []
end

Instance Attribute Details

#entries ⇒ Object

Returns the value of attribute entries.



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# File 'lib/odisk/digest.rb', line 7

def entries
  @entries
end

#top_path ⇒ Object (readonly)

Returns the value of attribute top_path.



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# File 'lib/odisk/digest.rb', line 9

def top_path
  @top_path
end

#version ⇒ Object

Returns the value of attribute version.



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# File 'lib/odisk/digest.rb', line 5

def version
  @version
end

Class Method Details

.create(top, rel_path) ⇒ Object 



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# File 'lib/odisk/digest.rb', line 11

def self.create(top, rel_path)
  path = (rel_path.nil? || rel_path.empty?) ? top : ::File.join(top, rel_path)
  raise "#{path} is not a directory" unless ::File.directory?(path)
  d = self.new(rel_path)
  ::Dir.foreach(path) do |filename|
    next if filename.start_with?('.')
    child_path = ::File.join(path, filename)
    c = self.create_info(child_path, filename, top)
    d.entries << c
  end
  d
end

.create_info(path, filename = nil, top = nil) ⇒ Object 



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# File 'lib/odisk/digest.rb', line 24

def self.create_info(path, filename=nil, top=nil)
  top = $local_top if top.nil?
  filename = ::File.basename(path) if filename.nil?
  begin
    stat = ::File.lstat(path)
  rescue
    return nil
  end
  if stat.directory?
    c = ::ODisk::Dir.new(filename)
  elsif stat.symlink?
    c = ::ODisk::Link.new(filename)
    c.target = ::File.readlink(path)
    c.target = c.target[top.size + 1..-1] if c.target.start_with?(top)
  elsif stat.file?
    c = ::ODisk::File.new(filename)
    c.size = stat.size()
  else
    raise "file type of #{job.path} is not supported"
  end
  c.mtime = stat.mtime()
  c.mode = stat.mode & 0777
  begin
    c.owner = Etc.getpwuid(stat.uid).name
  rescue
    c.owner = stat.uid
  end
  begin
    c.group = Etc.getgrgid(stat.gid).name
  rescue
    c.group = stat.gid
  end
  c
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/odisk/digest.rb', line 65

def [](name)
  @entries.each { |e| return e if name == e.name }
  nil
end

#delete(name) ⇒ Object 



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# File 'lib/odisk/digest.rb', line 74

def delete(name)
  @entries.delete_if { |e| name == e.name }
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/odisk/digest.rb', line 70

def empty?()
  @entries.empty?
end

#entries_hash ⇒ Object 



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# File 'lib/odisk/digest.rb', line 82

def entries_hash()
  h = {}
  @entries.each { |e| h[e.name] = e }
  h
end

#sub_dirs ⇒ Object 



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# File 'lib/odisk/digest.rb', line 78

def sub_dirs()
  @entries.select { |e| e.is_a?(::ODisk::Dir) }
end