Class: Processor::Properties

Inherits:
Object
  • Object
show all
Defined in:
lib/depengine/processor/properties.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Properties

Returns a new instance of Properties.



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# File 'lib/depengine/processor/properties.rb', line 6

def initialize
  @properties_hash = {}
  @assigner        = '='
end

Instance Attribute Details

#assigner ⇒ Object

Returns the value of attribute assigner.



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# File 'lib/depengine/processor/properties.rb', line 4

def assigner
  @assigner
end

#properties_hash ⇒ Object

Returns the value of attribute properties_hash.



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# File 'lib/depengine/processor/properties.rb', line 3

def properties_hash
  @properties_hash
end

Instance Method Details

#add(source, target) ⇒ Object

append strings



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# File 'lib/depengine/processor/properties.rb', line 119

def add(source, target)
  unless File.file? source
    $log.writer.error "File #{source} does not exists"
    fail "File #{source} does not exists"
  end

  FileUtils.copy_file(source, target) if source.strip != target.strip

  target_file = File.open(target, 'a')

  properties_hash.each_value do |value|
    target_file.puts value
  end

  target_file.close
end

#patch(source, target) ⇒ Object

patch properties (key/value)



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# File 'lib/depengine/processor/properties.rb', line 12

def patch(source, target)
  unless File.file? source
    $log.writer.error "File #{source} does not exists"
    exit 1
  end

  if target.nil?
    $log.writer.error 'Parameter target not set'
    exit 1
  end

  if target.length == 0
    $log.writer.error 'Parameter target not set'
    exit 1
  end

  data = File.open(source, 'rb').readlines
  target_file = File.open(target, 'w')

  data.each do |entry|
    if entry.include? assigner
      keyvalue = entry.split(assigner, 2)

      # convert all inputs to String
      keyvalue[0] = keyvalue[0].to_s if keyvalue[0].class != String
      keyvalue[1] = keyvalue[1].to_s if keyvalue[1].class != String
      properties_hash[keyvalue[0].strip] = properties_hash[keyvalue[0].strip].to_s if properties_hash[keyvalue[0].strip].class != String

      if not properties_hash[keyvalue[0].strip].nil? and
         not properties_hash[keyvalue[0].strip].empty?
        if keyvalue[1].strip.empty?
          entry = entry.chomp + properties_hash[keyvalue[0].strip]
        else
          entry = keyvalue[0] + assigner + keyvalue[1].sub(keyvalue[1].strip, properties_hash[keyvalue[0].strip])

          ### patch global variable
          if not entry.nil? and entry.include?('<t:db_endpoint_1/>')
            entry = entry.sub(/<t\:db_endpoint_1\/>/, properties_hash['db_endpoint_1'])
          end
          if not entry.nil? and entry.include?('<t:db_endpoint_2/>')
            entry = entry.sub(/<t\:db_endpoint_2\/>/, properties_hash['db_endpoint_2'])
          end
        end
      end
    end
    target_file.puts entry
  end

  target_file.close
end

#substitute(source, target) ⇒ Object

patch strings



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# File 'lib/depengine/processor/properties.rb', line 64

def substitute(source, target)
  unless File.file? source
    $log.writer.error "File #{source} does not exists"
    exit 1
  end

  data        = File.open(source, 'rb').readlines
  target_file = File.open(target, 'w')

  data.each do |entry|
    properties_hash.keys.each do |hashkey|
      hashkey = hashkey.to_s
      entry = entry.sub(hashkey, properties_hash[hashkey].to_s)
      ### patch global variable
      next if entry.nil?
      entry = entry.sub(/<t\:db_endpoint_1\/>/, properties_hash['db_endpoint_1']) if entry.include?('<t:db_endpoint_1/>')
      entry = entry.sub(/<t\:db_endpoint_2\/>/, properties_hash['db_endpoint_2']) if entry.include?('<t:db_endpoint_2/>')

    end
    target_file.puts entry
  end

  target_file.close
end

#substitute_r(source, target) ⇒ Object

patch all recursive directory



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# File 'lib/depengine/processor/properties.rb', line 90

def substitute_r(source, target)
  unless File.directory? source
    $log.writer.error "Directory #{source} does not exists"
    exit 1
  end

  basepath_array = source.split('/')

  Dir.glob(source + '/**/*') do |file|
    keep_path = File.join(file.split('/') - basepath_array)
    if File.file? file
      target_path = File.join(target, keep_path)
      target_basepath = File.join(File.split(target_path).first)

      unless File.directory?(target_basepath)
        begin
          FileUtils.mkdir_p target_basepath
        rescue => e
          $log.writer.error "Can not create directory #{target_basepath}"
          $log.writer.error e.message
          exit 1
        end
      end
      substitute(file, target_path)
    end
  end
end