Class: ESA::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/esa/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Configuration

Returns a new instance of Configuration.



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# File 'lib/esa/configuration.rb', line 21

def initialize
  @base_classes = [ESA::Ruleset, ESA::Event, ESA::Flag, ESA::Transaction].freeze

  @extension_namespace = "Accounting"

  @processor = ESA::BlockingProcessor

  @context_checkers = Set.new
  @context_checkers << ESA::BalanceChecker
  @context_checkers << ESA::SubcontextChecker

  @context_freshness_threshold = 15.minutes

  @context_providers = {
    'account'          => ESA::ContextProviders::AccountContextProvider,
    'accountable'      => ESA::ContextProviders::AccountableContextProvider,
    'accountable_type' => ESA::ContextProviders::AccountableTypeContextProvider,
    'month'            => [ESA::ContextProviders::DateContextProvider, {all: true, period: :month}],
    'date'             => [ESA::ContextProviders::DateContextProvider, {all: true, period: :date}],
  }

  @context_tree = {
    'account' => {
      'month'   => {
        'date' => {},
      },
    },
    'period' => {
      'account' => {
        'date' => {},
      },
    },
    'year' => {
      'account' => {
        'date' => {},
      },
    },
    'month'   => {
      'account' => {
        'date' => {},
      },
    },
    'date' => {
      'account' => {},
    },
  }

  @context_walk_ignore = ['filter']
end

Instance Attribute Details

#base_classes ⇒ Object

Returns the value of attribute base_classes.



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# File 'lib/esa/configuration.rb', line 12

def base_classes
  @base_classes
end

#context_checkers ⇒ Object

Returns the value of attribute context_checkers.



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# File 'lib/esa/configuration.rb', line 15

def context_checkers
  @context_checkers
end

#context_freshness_threshold ⇒ Object

Returns the value of attribute context_freshness_threshold.



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# File 'lib/esa/configuration.rb', line 16

def context_freshness_threshold
  @context_freshness_threshold
end

#context_providers ⇒ Object

Returns the value of attribute context_providers.



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# File 'lib/esa/configuration.rb', line 17

def context_providers
  @context_providers
end

#context_tree ⇒ Object

Returns the value of attribute context_tree.



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# File 'lib/esa/configuration.rb', line 18

def context_tree
  @context_tree
end

#context_walk_ignore ⇒ Object

Returns the value of attribute context_walk_ignore.



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# File 'lib/esa/configuration.rb', line 19

def context_walk_ignore
  @context_walk_ignore
end

#extension_namespace ⇒ Object

Returns the value of attribute extension_namespace.



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# File 'lib/esa/configuration.rb', line 13

def extension_namespace
  @extension_namespace
end

#processor ⇒ Object

Returns the value of attribute processor.



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# File 'lib/esa/configuration.rb', line 14

def processor
  @processor
end

Instance Method Details

#context_providers_for_path(path = []) ⇒ Object 



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# File 'lib/esa/configuration.rb', line 98

def context_providers_for_path(path=[])
  clean_path = path - context_walk_ignore
  @context_providers.slice(*self.walk_context_tree(clean_path).keys)
end

#extension_class(extension_type, extension_name) ⇒ Object 



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# File 'lib/esa/configuration.rb', line 80

def extension_class(extension_type, extension_name)
  [
    @extension_namespace.presence,
    "#{extension_type}s",
    "#{extension_name}#{extension_type}"
  ].compact.join('::')
end

#register(accountable, short_name = nil) ⇒ Object 



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# File 'lib/esa/configuration.rb', line 71

def register(accountable, short_name=nil)
  accountable_name = accountable.to_s
  extension_name = short_name || accountable_name.demodulize

  @base_classes.each do |klass|
    klass.register_extension(accountable_name, self.extension_class(klass.name.demodulize, extension_name))
  end
end

#walk_context_tree(path = [], tree = @context_tree) ⇒ Object 



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# File 'lib/esa/configuration.rb', line 88

def walk_context_tree(path=[], tree=@context_tree)
  if path.respond_to? :count and path.count == 0
    tree || {}
  elsif path.respond_to? :first and tree.is_a? Hash and path.first.in? tree
    self.walk_context_tree(path.drop(1), tree[path.first])
  else
    {}
  end
end