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体验新版 GitCode,发现更多精彩内容 >>
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d896d8fa
编写于
6月 15, 2010
作者:
R
Rizwan Reza
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差异文件
Minor doc changes to active_model/validations/confirmation.rb
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6907bfe1
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27 addition
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+27
-13
activemodel/lib/active_model/validations/confirmation.rb
activemodel/lib/active_model/validations/confirmation.rb
+27
-13
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activemodel/lib/active_model/validations/confirmation.rb
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d896d8fa
module
ActiveModel
# == Active Model Confirmation Validator
module
Validations
class
ConfirmationValidator
<
EachValidator
def
validate_each
(
record
,
attribute
,
value
)
...
...
@@ -13,33 +15,45 @@ def setup(klass)
end
module
HelperMethods
# Encapsulates the pattern of wanting to validate a password or email address field with a confirmation. Example:
# Encapsulates the pattern of wanting to validate a password or email
# address field with a confirmation. For example:
#
# Model:
# class Person < ActiveRecord::Base
# validates_confirmation_of :user_name, :password
# validates_confirmation_of :email_address, :message => "should match confirmation"
# validates_confirmation_of :email_address,
# :message => "should match confirmation"
# end
#
# View:
# <%= password_field "person", "password" %>
# <%= password_field "person", "password_confirmation" %>
#
# The added +password_confirmation+ attribute is virtual; it exists only as an in-memory attribute for validating the password.
# To achieve this, the validation adds accessors to the model for the confirmation attribute. NOTE: This check is performed
# only if +password_confirmation+ is not +nil+, and by default only on save. To require confirmation, make sure to add a presence
# check for the confirmation attribute:
# The added +password_confirmation+ attribute is virtual; it exists only
# as an in-memory attribute for validating the password. To achieve this,
# the validation adds accessors to the model for the confirmation
# attribute.
#
# NOTE: This check is performed only if +password_confirmation+ is not
# +nil+, and by default only on save. To require confirmation, make sure
# to add a presence check for the confirmation attribute:
#
# validates_presence_of :password_confirmation, :if => :password_changed?
#
# Configuration options:
# * <tt>:message</tt> - A custom error message (default is: "doesn't match confirmation").
# * <tt>:on</tt> - Specifies when this validation is active (default is <tt>:save</tt>, other options <tt>:create</tt>, <tt>:update</tt>).
# * <tt>:if</tt> - Specifies a method, proc or string to call to determine if the validation should
# occur (e.g. <tt>:if => :allow_validation</tt>, or <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). The
# method, proc or string should return or evaluate to a true or false value.
# * <tt>:unless</tt> - Specifies a method, proc or string to call to determine if the validation should
# not occur (e.g. <tt>:unless => :skip_validation</tt>, or <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). The
# * <tt>:message</tt> - A custom error message (default is: "doesn't match
# confirmation").
# * <tt>:on</tt> - Specifies when this validation is active (default is
# <tt>:save</tt>, other options <tt>:create</tt>, <tt>:update</tt>).
# * <tt>:if</tt> - Specifies a method, proc or string to call to determine
# if the validation should occur (e.g. <tt>:if => :allow_validation</tt>,
# or <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). The
# method, proc or string should return or evaluate to a true or false
# value.
# * <tt>:unless</tt> - Specifies a method, proc or string to call to
# determine if the validation should not occur (e.g.
# <tt>:unless => :skip_validation</tt>, or
# <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). The
# method, proc or string should return or evaluate to a true or false value.
def
validates_confirmation_of
(
*
attr_names
)
validates_with
ConfirmationValidator
,
_merge_attributes
(
attr_names
)
...
...
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