Class: MongoRequestLogger::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/mongo_request_logger/config.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config = nil) ⇒ Config

Returns a new instance of Config.



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# File 'lib/mongo_request_logger/config.rb', line 15

def initialize(config=nil)
  @params = {}
  @namespace = nil
  load_config(config.stringify_keys) unless config.nil?
end

Instance Attribute Details

#namespace ⇒ Object

Returns the value of attribute namespace.



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# File 'lib/mongo_request_logger/config.rb', line 13

def namespace
  @namespace
end

#params ⇒ Object

Returns the value of attribute params.



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# File 'lib/mongo_request_logger/config.rb', line 12

def params
  @params
end

#raw_config ⇒ Object

Returns the value of attribute raw_config.



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# File 'lib/mongo_request_logger/config.rb', line 11

def raw_config
  @raw_config
end

Instance Method Details

#[](param) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 69

def [](param)
  get(param)
end

#[]=(param, value) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 73

def []=(param, value)
  @params[param.to_s] = value
end

#capsize ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 121

def capsize
  self['capsize'].to_i*1024*1024
end

#collection ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 117

def collection
  self['collection'] || 'server_log'
end

#credentials ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 97

def credentials
  if moped_uri && moped_uri.auth_provided?
    [moped_uri.username, moped_uri.password]
  elsif self['username'] && self['password']
    [self['username'], self['password']]
  else
    nil
  end
end

#database ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 107

def database
  if self['database']
    self['database']
  elsif moped_uri
    moped_uri.database
  else
    nil
  end
end

#deep_merge(a, b) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 42

def deep_merge(a, b)
  if a.is_a? Hash and b.is_a? Hash
    r = a.stringify_keys
    b = b.stringify_keys
    for k, v in b
      r[k] = deep_merge(a[k], v)
    end
    r
  elsif b.is_a? Hash
    b.stringify_keys
  else
    b
  end
end

#get(param) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 65

def get(param)
  @params[param.to_s]
end

#has?(param) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mongo_request_logger/config.rb', line 61

def has?(param)
  @params.key?(param.to_s)
end

#hosts ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 85

def hosts
  if self['hosts']
    return self['hosts']
  elsif self.moped_uri
    return self.moped_uri.hosts
  else
    host = self['host'] || '127.0.0.1'
    port = self['port'] || 27017
    return ["#{host}:#{port}"]
  end
end

#load_config(config) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 57

def load_config(config)
  @params = deep_merge(@params, config)
end

#load_file(file) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 33

def load_file(file)
  begin
    hash = YAML::load(IO.read(file))
  rescue => e
    hash = nil
  end
  load_config(hash) unless hash.nil?
end

#moped_arguments ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 152

def moped_arguments
  [hosts, moped_config]
end

#moped_config ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 133

def moped_config
  args = {}

  if moped_uri
    args = moped_uri.moped_arguments[1]
  end

  args[:database] = self.database

  exclude = %w(host port hosts uri collection database capsize)

  @params.each do |key, value|
    next if exclude.include? key
    args[key.to_sym] = cast(value)
  end

  args
end

#moped_uri ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 125

def moped_uri
  if self['uri'] && defined? ::Moped::MongoUri
    ::Moped::MongoUri.new(self['uri'])
  else
    nil
  end
end

#namespaced(namespace) ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 21

def namespaced(namespace)
  config = deep_merge(@params['common'], @params[namespace])
  ac = self.class.new(config)
  ac.namespace = namespace
  ac
end

#namespaces ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 29

def namespaces
  @params.keys - %w(common)
end

#to_hash ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 81

def to_hash
  @params.symbolize_keys
end

#with_indifferent_access ⇒ Object 



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# File 'lib/mongo_request_logger/config.rb', line 77

def with_indifferent_access
  self
end