Error Messages For Plugin Rails
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Rails Error Messages Without Attribute Name
Overflow the company Business Learn more about hiring developers or posting ads with us Stack rails error messages for nested models Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community rails error messages in view of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Fully custom validation error message with Rails up vote 191 down vote favorite 108 Using Rails I'm
Rails Error Messages Not Displaying
trying to get an error message like "The song field can't be empty" on save. Doing the following: validates_presence_of :song_rep_xyz, :message => "can't be empty" ... only displays "Song Rep XYW can't be empty", which is not good because the title of the field is not user friendly. How can I change the title of the field itself ? I could change the actual name of the field in the database,
Rails Error Messages To Sentence
but I have multiple "song" fields and I do need to have specific field names. I don't want to hack around rails' validation process and I feel there should be a way of fixing that. ruby-on-rails share|improve this question edited Jun 14 '10 at 10:08 asked Apr 30 '09 at 19:05 marcgg 33.9k39153210 add a comment| 10 Answers 10 active oldest votes up vote 334 down vote accepted Now, the accepted way to set the humanized names and custom error messages is to use locales. # config/locales/en.yml en: activerecord: attributes: user: email: "E-mail address" errors: models: user: attributes: email: blank: "is required" Now the humanized name and the presence validation message for the "email" attribute have been changed. Validation messages can be set for a specific model+attribute, model, attribute, or globally. share|improve this answer edited Oct 17 '12 at 16:30 answered May 18 '10 at 16:43 graywh 6,30021923 16 If you are using mongoid, replace activerecord: with mongoid: –Intentss Nov 6 '11 at 14:07 82 @graywh: Where should questions about an answer be posted, if not in the comments? Here's the I18n guide: guides.rubyonrails.org/i18n.html –Tyler Rick Dec 15 '11 at 20:45 4 By the way: if you pass a symbol in for the message parameter of your validator in R
helpers. A minimal implementation could be: class Person # Required dependency for ActiveModel::Errors extend ActiveModel::Naming def initialize @errors = ActiveModel::Errors.new(self) end attr_accessor :name attr_reader :errors def validate! errors.add(:name, :blank, message: "cannot be nil") if name.nil? end rails error messages form # The following methods are needed to be minimally implemented def read_attribute_for_validation(attr) send(attr) end
Rails Custom Error Messages
def self.human_attribute_name(attr, options = {}) attr end def self.lookup_ancestors [self] end end The last three methods are required in your rails full error messages object for Errors to be able to generate error messages correctly and also handle multiple languages. Of course, if you extend your object with ActiveModel::Translation you will not need to implement the last http://stackoverflow.com/questions/808547/fully-custom-validation-error-message-with-rails two. Likewise, using ActiveModel::Validations will handle the validation related methods for you. The above allows you to do: person = Person.new person.validate! # => ["cannot be nil"] person.errors.full_messages # => ["name cannot be nil"] # etc.. Methods # [], []= A add, add_on_blank, add_on_empty, added?, as_json B blank? C clear, count D delete E each, empty? F full_message, full_messages, full_messages_for G generate_message, get H has_key? I include? K http://api.rubyonrails.org/classes/ActiveModel/Errors.html key?, keys M marshal_dump, marshal_load N new S set, size T to_a, to_hash, to_xml V values Included Modules Enumerable Constants CALLBACKS_OPTIONS = [:if, :unless, :on, :allow_nil, :allow_blank, :strict] MESSAGE_OPTIONS = [:message] Attributes [R] details [R] messages Class Public methods new(base) Link Pass in the instance of the object that is using the errors object. class Person def initialize @errors = ActiveModel::Errors.new(self) end end Source: show | on GitHub # File activemodel/lib/active_model/errors.rb, line 72 def initialize(base) @base = base @messages = apply_default_array({}) @details = apply_default_array({}) end Instance Public methods [](attribute) Link When passed a symbol or a name of a method, returns an array of errors for the method. person.errors[:name] # => ["cannot be nil"] person.errors['name'] # => ["cannot be nil"] Note that, if you try to get errors of an attribute which has no errors associated with it, this method will instantiate an empty error list for it and keys will return an array of error keys which includes this attribute. person.errors.keys # => [] person.errors[:name] # => [] person.errors.keys # => [:name] Source: show | on GitHub # File activemodel/lib/active_model/errors.rb, line 172 def [](attribute) messages[attribute.to_sym] end []=(attribute, error) Link Adds to the supplied attribute the supplied
(0) 1.1.1 (0) 1.1.6 (0) 1.2.0 (9) 1.2.6 (2) 2.0.0 (13) 2.0.3 (0) 2.1.0 (1) 2.2.1 (0) 2.3.2 (0) 2.3.8 (0) 3.0.0 3.0.5 3.0.9 3.1.0 3.2.1 3.2.3 3.2.8 3.2.13 4.0.2 4.1.8 http://apidock.com/rails/ActionView/Helpers/ActiveRecordHelper/error_messages_for 4.2.1 4.2.7 What's this? Related methods Instance methods (6) all_input_tags (<= v2.3.8) default_input_block (<= v2.3.8) error_message_on (<= v2.3.8) error_messages_for (<= v2.3.8) form (<= v2.3.8) input (<= v2.3.8) = private = protected Method deprecated or moved This method is deprecated or moved on the latest stable version. The last existing version (v2.3.8) is shown here. error_messages_for(*params) public Returns a string with a DIV containing error messages all of the error messages for the objects located as instance variables by the names given. If more than one object is specified, the errors for the objects are displayed in the order that the object names are provided. This DIV can be tailored by the following options: :header_tag - Used for the header of the error div (default: "h2"). :id - The id of rails error messages the error div (default: "errorExplanation"). :class - The class of the error div (default: "errorExplanation"). :object - The object (or array of objects) for which to display errors, if you need to escape the instance variable convention. :object_name - The object name to use in the header, or any text that you prefer. If :object_name is not set, the name of the first object will be used. :header_message - The message in the header of the error div. Pass nil or an empty string to avoid the header message altogether. (Default: "X errors prohibited this object from being saved"). :message - The explanation message after the header message and before the error list. Pass nil or an empty string to avoid the explanation message altogether. (Default: "There were problems with the following fields:"). To specify the display for one object, you simply provide its name as a parameter. For example, for the @user model: error_messages_for 'user' To specify more than one object, you simply list them; optionally, you can add an extra :object_name parameter, which will be the name used in the header message: error_messages_for 'user_common', 'user', :object_name => 'user' If the object