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authorPratik Naik <pratiknaik@gmail.com>2009-03-19 23:28:59 +0000
committerPratik Naik <pratiknaik@gmail.com>2009-03-19 23:28:59 +0000
commit8828b2ca674acfa028a3c1e086a1795d3bb893e1 (patch)
tree17a0b5793d99e0c0a05f31c70adea642946a87a3 /activemodel/lib/active_model/validations/presence.rb
parent6ed42ebdff05f9d28a60e91093d8f9afad03a958 (diff)
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Move all the Active Record validations to Active Model
Diffstat (limited to 'activemodel/lib/active_model/validations/presence.rb')
-rw-r--r--activemodel/lib/active_model/validations/presence.rb32
1 files changed, 15 insertions, 17 deletions
diff --git a/activemodel/lib/active_model/validations/presence.rb b/activemodel/lib/active_model/validations/presence.rb
index 62e466901b..4fd60621cd 100644
--- a/activemodel/lib/active_model/validations/presence.rb
+++ b/activemodel/lib/active_model/validations/presence.rb
@@ -7,28 +7,26 @@ module ActiveModel
# validates_presence_of :first_name
# end
#
- # The +first_name+ attribute must be in the object and it cannot be blank.
+ # The first_name attribute must be in the object and it cannot be blank.
#
- # If you want to validate the presence of a boolean field (where the real values are +true+ and +false+),
- # you will want to use
+ # If you want to validate the presence of a boolean field (where the real values are true and false),
+ # you will want to use <tt>validates_inclusion_of :field_name, :in => [true, false]</tt>.
#
- # validates_inclusion_of :field_name, :in => [true, false]
- #
- # This is due to the way Object#blank? handles boolean values:
- #
- # false.blank? # => true
+ # This is due to the way Object#blank? handles boolean values: <tt>false.blank? # => true</tt>.
#
# Configuration options:
- # * <tt>:message</tt> - A custom error message (default is: "can't be blank")
- # * <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.
+ # * <tt>message</tt> - A custom error message (default is: "can't be blank").
+ # * <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_presence_of(*attr_names)
- configuration = { :message => ActiveRecord::Errors.default_error_messages[:blank], :on => :save }
+ configuration = { :on => :save }
configuration.update(attr_names.extract_options!)
# can't use validates_each here, because it cannot cope with nonexistent attributes,