Class: Bali::RulesForDsl

Inherits:
Object
  • Object
show all
Defined in:
lib/bali/dsl/rules_for_dsl.rb

Overview

this class is used to define DSL after rules_for is invoked.

Author:

  • Adam Pahlevi Baihaqi

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(map_rules_dsl) ⇒ RulesForDsl

Returns a new instance of RulesForDsl.



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 7

def initialize(map_rules_dsl)
  @@lock = Mutex.new
  self.map_rules_dsl = map_rules_dsl
end

Instance Attribute Details

#current_rule_group ⇒ Object

Returns the value of attribute current_rule_group.



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 5

def current_rule_group
  @current_rule_group
end

#map_rules_dsl ⇒ Object

Returns the value of attribute map_rules_dsl.



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 4

def map_rules_dsl
  @map_rules_dsl
end

Instance Method Details

#bali_process_auth_rules(auth_val, args) ⇒ Object

to define can and cant is basically using this method



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 104

def bali_process_auth_rules(auth_val, args)
  conditional_hash = nil
  operations = []

  # scan args for options
  args.each do |elm|
    if elm.is_a?(Hash)
      conditional_hash = elm
    else
      operations << elm
    end
  end

  # add operation one by one
  operations.each do |op|
    rule = Bali::Rule.new(auth_val, op)
    if conditional_hash
      if conditional_hash[:if] || conditional_hash["if"]
        rule.decider = conditional_hash[:if] || conditional_hash["if"]
        rule.decider_type = :if
      elsif conditional_hash[:unless] || conditional_hash[:unless]
        rule.decider = conditional_hash[:unless] || conditional_hash["unless"]
        rule.decider_type = :unless
      end
    end
    self.current_rule_group.add_rule(rule)
  end
end

#can(*operations) ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 139

def can(*operations)
  bali_process_auth_rules(:can, operations)
end

#can_all ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 152

def can_all
  self.current_rule_group.zeus = true
  self.current_rule_group.plant = false
end

#cannot(*operations) ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 143

def cannot(*operations)
  bali_process_auth_rules(:cannot, operations)
end

#cannot_all ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 157

def cannot_all
  self.current_rule_group.plant = true
  self.current_rule_group.zeus = false
end

#cant(*operations) ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 147

def cant(*operations)
  puts "Deprecation Warning: declaring rules with cant will be deprecated on major release 3.0, use cannot instead"
  cannot(*operations)
end

#cant_all ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 162

def cant_all
  puts "Deprecation Warning: declaring rules with cant_all will be deprecated on major release 3.0, use cannot_all instead"
  cannot_all
end

#clear_rules ⇒ Object

clear all defined rules



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 134

def clear_rules
  self.current_rule_group.clear_rules
  true
end

#current_rule_class ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 12

def current_rule_class
  self.map_rules_dsl.current_rule_class
end

#describe(*params) ⇒ Object 



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 16

def describe(*params)
  @@lock.synchronize do
    subtargets = []
    rules = {}

    params.each do |passed_argument|
      if passed_argument.is_a?(Symbol) || passed_argument.is_a?(String)
        subtargets << passed_argument
      elsif passed_argument.is_a?(NilClass)
        subtargets << passed_argument
      elsif passed_argument.is_a?(Array)
        subtargets += passed_argument
      elsif passed_argument.is_a?(Hash)
        rules = passed_argument
      else
        raise Bali::DslError, "Allowed argument for describe: symbol, string, nil and hash"
      end
    end

    target_class = self.map_rules_dsl.current_rule_class.target_class

    subtargets.each do |subtarget|
      rule_group = self.current_rule_class.rules_for(subtarget)
      if rule_group.nil?
        rule_group = Bali::RuleGroup.new(target_class, subtarget)
      end

      self.current_rule_group = rule_group

      if block_given?
        yield
      else
        # auth_val is either can or cant
        rules.each do |auth_val, operations|
          if operations.is_a?(Array)
            operations.each do |op|
              rule = Bali::Rule.new(auth_val, op)
              self.current_rule_group.add_rule(rule)
            end
          else
            operation = operations # well, basically is 1 only
            rule = Bali::Rule.new(auth_val, operation)
            self.current_rule_group.add_rule(rule)
          end
        end # each rules
      end # block_given?

      # add current_rule_group
      self.map_rules_dsl.current_rule_class.add_rule_group(self.current_rule_group)
    end # each subtarget
  end # sync block
end

#others(*params) ⇒ Object

others block



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# File 'lib/bali/dsl/rules_for_dsl.rb', line 70

def others(*params)
  @@lock.synchronize do
    rules = {}

    params.each do |passed_argument|
      if passed_argument.is_a?(Hash)
        rules = passed_argument
      else
        raise Bali::DslError, "Allowed argument for others: hash"
      end
    end

    self.current_rule_group  = self.map_rules_dsl.current_rule_class.others_rule_group

    if block_given?
      yield
    else
      rules.each do |auth_val, operations|
        if operations.is_a?(Array)
          operations.each do |op|
            rule = Bali::Rule.new(auth_val, op)
            self.current_rule_group.add_rule(rule)
          end
        else
          operation = operations
          rule = Bali::Rule.new(auth_val, operation)
          self.current_rule_group.add_rule(rule)
        end
      end # each rules
    end # block_given?
  end # synchronize
end