Use validates_email_format_of as a gem instead of a plugin

[rails.git] / vendor / plugins / validates_email_format_of / lib / validates_email_format_of.rb

diff --git a/vendor/plugins/validates_email_format_of/lib/validates_email_format_of.rb b/vendor/plugins/validates_email_format_of/lib/validates_email_format_of.rb
deleted file mode 100644 (file)
index 78977fb..0000000
--- a/vendor/plugins/validates_email_format_of/lib/validates_email_format_of.rb
+++ /dev/null
@@ -1,88 +0,0 @@
-module ValidatesEmailFormatOf
-  require 'resolv'
-  
-  LocalPartSpecialChars = Regexp.escape('!#$%&\'*-/=?+-^_`{|}~')
-  LocalPartUnquoted = '(([[:alnum:]' + LocalPartSpecialChars + ']+[\.\+]+))*[[:alnum:]' + LocalPartSpecialChars + '+]+'
-  LocalPartQuoted = '\"(([[:alnum:]' + LocalPartSpecialChars + '\.\+]*|(\\\\[\x00-\xFF]))*)\"'
-  Regex = Regexp.new('^((' + LocalPartUnquoted + ')|(' + LocalPartQuoted + ')+)@(((\w+\-+[^_])|(\w+\.[^_]))*([a-z0-9-]{1,63})\.[a-z]{2,6}$)', Regexp::EXTENDED | Regexp::IGNORECASE, 'n')
-
-  def self.validate_email_domain(email)
-    domain = email.match(/\@(.+)/)[1]
-    Resolv::DNS.open do |dns|
-      @mx = dns.getresources(domain, Resolv::DNS::Resource::IN::MX) + dns.getresources(domain, Resolv::DNS::Resource::IN::A)
-    end
-    @mx.size > 0 ? true : false
-  end
-  
-  # Validates whether the specified value is a valid email address.  Returns nil if the value is valid, otherwise returns an array
-  # containing one or more validation error messages.
-  #
-  # Configuration options:
-  # * <tt>message</tt> - A custom error message (default is: "does not appear to be a valid e-mail address")
-  # * <tt>check_mx</tt> - Check for MX records (default is false)
-  # * <tt>mx_message</tt> - A custom error message when an MX record validation fails (default is: "is not routable.")
-  # * <tt>with</tt> The regex to use for validating the format of the email address (default is ValidatesEmailFormatOf::Regex)</tt>
-  def self.validate_email_format(email, options={})
-      default_options = { :message => I18n.t(:invalid_email_address, :scope => [:activerecord, :errors, :messages], :default => 'does not appear to be a valid e-mail address'),
-                          :check_mx => false,
-                          :mx_message => I18n.t(:email_address_not_routable, :scope => [:activerecord, :errors, :messages], :default => 'is not routable'),
-                          :with => ValidatesEmailFormatOf::Regex }
-      options.merge!(default_options) {|key, old, new| old}  # merge the default options into the specified options, retaining all specified options
-            
-      # local part max is 64 chars, domain part max is 255 chars
-      # TODO: should this decode escaped entities before counting?
-      begin
-        domain, local = email.reverse.split('@', 2)
-      rescue
-        return [ options[:message] ]
-      end
-
-      unless email =~ options[:with] and not email =~ /\.\./ and domain.length <= 255 and local.length <= 64
-        return [ options[:message] ]
-      end
-      
-      if options[:check_mx] and !ValidatesEmailFormatOf::validate_email_domain(email)
-        return [ options[:mx_message] ]
-      end
-      
-      return nil    # represents no validation errors
-  end
-end
-
-module ActiveRecord
-  module Validations
-    module ClassMethods
-      # Validates whether the value of the specified attribute is a valid email address
-      #
-      #   class User < ActiveRecord::Base
-      #     validates_email_format_of :email, :on => :create
-      #   end
-      #
-      # Configuration options:
-      # * <tt>message</tt> - A custom error message (default is: "does not appear to be a valid e-mail address")
-      # * <tt>on</tt> - Specifies when this validation is active (default is :save, other options :create, :update)
-      # * <tt>allow_nil</tt> - Allow nil values (default is false)
-      # * <tt>allow_blank</tt> - Allow blank values (default is false)
-      # * <tt>check_mx</tt> - Check for MX records (default is false)
-      # * <tt>mx_message</tt> - A custom error message when an MX record validation fails (default is: "is not routable.")
-      # * <tt>if</tt> - Specifies a method, proc or string to call to determine if the validation should
-      #   occur (e.g. :if => :allow_validation, or :if => Proc.new { |user| user.signup_step > 2 }).  The
-      #   method, proc or string should return or evaluate to a true or false value.
-      # * <tt>unless</tt> - See <tt>:if</tt>
-      def validates_email_format_of(*attr_names)
-        options = { :on => :save, 
-                    :allow_nil => false,
-                    :allow_blank => false }
-        options.update(attr_names.pop) if attr_names.last.is_a?(Hash)
-
-        validates_each(attr_names, options) do |record, attr_name, value|
-          v = value.to_s
-          errors = ValidatesEmailFormatOf::validate_email_format(v, options)
-          errors.each do |error|
-            record.errors.add(attr_name, error)
-          end unless errors.nil?
-        end
-      end
-    end   
-  end
-end