Class: Omniscient::Adapter::MySQL

Inherits:
Object
  • Object
show all
Defined in:
lib/omniscient/adapters/mysql.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ MySQL

Returns a new instance of MySQL.



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# File 'lib/omniscient/adapters/mysql.rb', line 5

def initialize( config )
  @attributes = config
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &block) ⇒ Object 



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# File 'lib/omniscient/adapters/mysql.rb', line 9

def method_missing( name, *args, &block )
  if args.empty? && block.nil? 
    if @attributes.has_key?(name.to_s) 
      @attributes[name.to_s]
    elsif @attributes.has_key?(name.to_sym) 
      @attributes[name.to_sym]
    else
      nil
    end
  else
    nil
  end
end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/omniscient/adapters/mysql.rb', line 4

def attributes
  @attributes
end

Instance Method Details

#access_statements ⇒ Object 



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# File 'lib/omniscient/adapters/mysql.rb', line 28

def access_statements
  str = ''
  str << ' -u '+self.user unless self.user.nil?
  str << ' -p'+self.password unless self.password.empty?
  str << ' '+self.database unless self.database.nil?
  str
end

#dump ⇒ Object 



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# File 'lib/omniscient/adapters/mysql.rb', line 36

def dump
  return false unless valid_configuration?
  str = 'mysqldump'
  str << access_statements
  str << ' '+self.table unless self.database.nil? || self.table.nil?
  str << ' --single-transaction'
  str << ' > .omni_dump.sql'
  str
end

#import ⇒ Object 



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# File 'lib/omniscient/adapters/mysql.rb', line 46

def import
  return false unless valid_configuration?
  str = 'mysql'
  str << access_statements
  str << ' < '+Omniscient::DUMP_LOCAL_PATH
  str
end

#valid_configuration? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/omniscient/adapters/mysql.rb', line 23

def valid_configuration?
  return false unless database && user
  true
end