Class: Validation::Rule::DiasporaIdCount

Inherits:
Object
  • Object
show all
Defined in:
lib/diaspora_federation/validators/rules/diaspora_id_count.rb

Overview

Rule for validating the number of diaspora* IDs in a string. The evaluated string is split at “;” and the result will be counted.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ DiasporaIdCount

Creates a new rule for a maximum diaspora* ID count validation

Parameters:

  • params (Hash)

Options Hash (params):

  • :maximum (Integer) —

    maximum allowed id count



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# File 'lib/diaspora_federation/validators/rules/diaspora_id_count.rb', line 13

def initialize(params)
  unless params.include?(:maximum) && params[:maximum].is_a?(Integer)
    raise ArgumentError, "A number has to be specified for :maximum"
  end

  @params = params
end

Instance Attribute Details

#params ⇒ Hash (readonly)

This rule must have a maximum param.

Returns:

  • (Hash) —

    params



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# File 'lib/diaspora_federation/validators/rules/diaspora_id_count.rb', line 8

def params
  @params
end

Instance Method Details

#error_key ⇒ Symbol

The error key for this rule

Returns:

  • (Symbol) —

    error key



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# File 'lib/diaspora_federation/validators/rules/diaspora_id_count.rb', line 23

def error_key
  :diaspora_id_count
end

#valid_value?(value) ⇒ Boolean

Returns:



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# File 'lib/diaspora_federation/validators/rules/diaspora_id_count.rb', line 27

def valid_value?(value)
  ids = value.split(";")
  return false unless ids.count <= params[:maximum]
  ids.each do |id|
    return false if DiasporaId::DIASPORA_ID.match(id).nil?
  end
  true
end