Class: MyMediaFTP

Inherits:
Net::FTP
  • Object
show all
Defined in:
lib/mymedia_ftp.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(s = nil, host: '127.0.0.1', user: 'user', password: '1234', port: 21, debug: false) ⇒ MyMediaFTP 



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# File 'lib/mymedia_ftp.rb', line 60

def initialize(s=nil, host: '127.0.0.1', user: 'user', password: '1234', 
               port: 21, debug: false)

  if s then
    
    r = s.match(/(?<user>\w+):(?<password>\w+)@(?<host>[^:]+)(?:\:(?<port>\d+))?/)
    h = r.named_captures.map {|k,v| [k.to_sym, v]}.to_h
    puts 'h: ' + h.inspect if debug
    user, password, host = h.values.take(3)
    port = h[:port] if h[:port]
    
  end
  
  @debug = debug

  @curdir = '/'
  super()
  connect(host, port)
  (user, password)

end

Class Method Details

.cp(src, dest, debug: false) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 12

def self.cp(src, dest, debug: false)
  
  if src =~ /^ftp:\/\// then
    uri, remotepath = src.match(/^(ftp:\/\/[^\/]+)(\/[^$]+)/).captures    
    new(uri, debug: debug).cp(remotepath, dest, :inbound)
  else
    uri, remotepath = dest.match(/^(ftp:\/\/[^\/]+)(\/[^$]+)/).captures    
    new(uri, debug: debug).cp(src, remotepath, :outbound)      
  end    
  
end

.ls(s, debug: false) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 24

def self.ls(s, debug: false)
  
  uri, remotepath = s.match(/^(ftp:\/\/[^\/]+)(\/[^$]*)?/).captures
  puts 'remotepath'  + remotepath.inspect if debug
  new(uri, debug: debug).ls(remotepath || '/')
  
end

.read(s, debug: false) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 32

def self.read(s, debug: false)
      
  uri, remotepath = s.match(/^(ftp:\/\/[^\/]+)(\/[^$]+)/).captures
  ftp = new(uri, debug: debug)
  p ftp if debug
  
  tmpfile = Tempfile.new('ftp')

  ftp.cp remotepath, tmpfile.path
  File.read tmpfile.path

end

.rm(s, debug: false) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 45

def self.rm(s, debug: false)
      
  uri, remotepath = s.match(/^(ftp:\/\/[^\/]+)(\/[^$]+)/).captures
  new(uri, debug: debug).rm(remotepath)

end

.write(s, content = '', debug: false) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 52

def self.write(s, content='', debug: false)
          
  tmpfile = Tempfile.new('ftp')    
  File.write tmpfile.path, content    
  self.cp tmpfile.path, s

end

Instance Method Details

#chdir(dir) ⇒ Object Also known as: cd 



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# File 'lib/mymedia_ftp.rb', line 82

def chdir(dir)
  super(dir)
  @curdir = pwd
end

#cp(src = '', dest = '', direction = :inbound, &blk) ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 89

def cp(src='', dest='', direction=:inbound, &blk)

  return outbound_cp(src, dest) if direction == :outbound
  
  puts 'cp: ' + src.inspect if @debug
  chdir File.dirname(src)
  dir = File.dirname(dest)
  FileUtils.mkdir_p dir
  Dir.chdir  dir

  puts 'copying ...' if @debug
  
  files = if src =~ /[\*\?]/ then
  
    cp_files(src)
    
  else
    
    begin
      getbinaryfile src, dest
    rescue Net::FTPPermError => e
      puts 'e: ' + e.inspect
    end      
    
  end

end

#delete(filename) ⇒ Object Also known as: rm 



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# File 'lib/mymedia_ftp.rb', line 117

def delete(filename)
  super(filename)
  'file deleted'
end

#list_filenames(s = @curdir+'/*') ⇒ Object Also known as: ls 



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# File 'lib/mymedia_ftp.rb', line 122

def list_filenames(s=@curdir+'/*')
  
  if @debug
    puts 'inside list_filenames' 
    puts 's: ' + s.inspect
  end
  
  if s =~ /\*/ then
    
    src = File.dirname(s)

    raw_q = File.basename(s)
    puts 'raw_q: ' + raw_q.inspect if @debug
    
    q = raw_q.gsub('.','\.').gsub('*','.*').gsub('?','.?')\
        .sub(/[^\*\?\.]$/,'.*')
  else
    src = s
  end

  list(src).inject([]) do |r, x| 

    raw_attr, _, owner, group, filesize, month, day, time, filename = \
        x.split(/ +/,9)
    type = raw_attr =~ /d/ ? :directory : :file
    
    if q then
      filename[/^#{q}$/] ? r << {name: filename, type: type} : r
    else
      r << {name: filename, type: type}
    end
    r
  end

end

#mv(src = '', dest = '') ⇒ Object 



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# File 'lib/mymedia_ftp.rb', line 160

def mv(src='', dest='')

  puts 'moving ...'
  cp(src, dest) do |file, type| 
    type == :file ? delete(file) : rmdir(file)
  end

end