Class: Palmade::Cableguy::Migration

Inherits:
Object
  • Object
show all
Defined in:
lib/palmade/cableguy/migration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cabler) ⇒ Migration

Returns a new instance of Migration.



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# File 'lib/palmade/cableguy/migration.rb', line 6

def initialize(cabler)
  @cabler = cabler

  @db = @cabler.db
  @cabling_path = @cabler.cabling_path
  @utils = Palmade::Cableguy::Utils
end

Instance Attribute Details

#cabler ⇒ Object (readonly)

Returns the value of attribute cabler.



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# File 'lib/palmade/cableguy/migration.rb', line 3

def cabler
  @cabler
end

#db ⇒ Object (readonly)

Returns the value of attribute db.



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# File 'lib/palmade/cableguy/migration.rb', line 4

def db
  @db
end

Instance Method Details

#boot ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 14

def boot
  @db.create_table_if_needed

  file_stack = []

  sort_directories.each do |p|
    path = File.join(@cabling_path, p)

    if p == 'targets'
      if !@cabler.location.nil? && @cabler.location != @cabler.target
        f = File.join(path, "#{@cabler.target}_#{@cabler.location}.rb")
      else
        f = File.join(path, "#{@cabler.target}.rb")
      end

      if File.exists?(f)
        require f
        file_stack.push(f)
      else
        raise "File #{f} doesn't exist!"
      end
    elsif p == '.'
      if File.exist?(File.join(path, 'custom.rb'))
        f = Dir["#{path}/custom.rb"].shift
        require f
        file_stack.push(f)
      end
    else
      Dir["#{path}/*.rb"].each do |d|
        require d
        file_stack.push(d)
      end
    end

    file_stack.each do |f|
      class_name = File.basename(f).chomp(".rb")
      camelized_class_name = (@utils.camelize(class_name))
      klass = Palmade::Cableguy::Migrations.const_get(camelized_class_name)
      k = klass.new(@cabler)
      k.migrate!
    end
    file_stack.clear
  end
end

#delete_key(key, group = nil) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 84

def delete_key(key, group = nil)
  @db.delete_key(key, group)
end

#globals(&block) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 76

def globals(&block)
  @db.globals(&block)
end

#group(group, &block) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 71

def group(group, &block)
  @group = group
  @db.group(@group, &block)
end

#migrate! ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 63

def migrate!
  raise "class #{self.class.name} doesn't have a migrate method. Override!"
end

#prefix(prefix, &block) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 80

def prefix(prefix, &block)
  @db.prefix(prefix, &block)
end

#set(key, value, set = nil) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 67

def set(key, value, set = nil)
  @db.set(key, value, set)
end

#sort_directories ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 59

def sort_directories
  dir_stack = ["base", "targets", '.']
end

#update(key, value) ⇒ Object 



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# File 'lib/palmade/cableguy/migration.rb', line 88

def update(key, value)
  @db.update(key, value)
end