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Questions tagged [strong-parameters]

Strong Parameters requires whitelisting of Action Controller parameters by default. In Ruby on Rails this means the developer will have to make a choice about which Active Model attributes are eligible for mass assignment. Strong parameters have been included in Rails 4 by default.

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Unpermitted parameter error (strong params)

I have a form: = simple_form_for @character do |f| = f.input :name = f.input :description = f.simple_fields_for @movie_characters do |fmc| = fmc.association :movie, value_method: :id, label_method: :title =…
Leo
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Is there a workaround for strong parameter hell?

I just inherited a RoR 3.2 app and am trying to get it working on 4.2 I am going to put on my sarcastic hat for a second, just so I can feel better. Instead of having a single line in a single file to protect specific fields from mass-assignment,…
david
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Rails + Mongoid + Strong Parms failure

So, I'm relatively new to ruby and rails. I'm playing around with mongoid for my database, though the only knowledge I hold is using active record. I created a fresh project, being sure to skip active record so that I didn't have to perform the…
Johnny
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Post List of Values to model params

I am creating instructors page which have multiple course ids to be passed to the model parameter list. The following is my code for whitelist params def instructor_params params.require(:instructor).permit(:LastName, :FirstMidName, :HireDate,…
Akhil
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I keep getting this error "param is missing or the value is empty: skyscraper_applications" an i am not sure why

my controller: class SkyscraperApplicationsController < ApplicationController def new @skyscraper=SkyscraperApplications.new(skyscraper_params) if @skyscraper.save redirect_to "/skyscraper_applications/new", :notice =>…
user3972049
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Rail's strong_parameters not marking Array's Hashes as Permitted

I've got a bit of a puzzler on for strong_parameters. I'm posting a large array of JSON to get processed and added as relational models to a central model. It looks something like this: { "buncha_data": { "foo_data" [ { "bar":…
Mojowen
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How to assign strong parameters of deeply-nested attibutes in Rails4?

I'm trying nested objects in a Rails4-app according to this Railscast. The model survey has_many :questions, the model questions in turn has_many :answers, the model answers belongs_to :questions and questions belongs_to :survey. Now, the models…
ljnissen
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Rationale behind strong params and variables that are only permitted for some users

I'm having a hard time understanding strong params. I understand it prevents mass assignment of variables you don't permit. But in Hartl's tutorial I also read that without strong params someone could change for example any user's admin status…
Nick
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While updating item, not saving changes from nested resource

Sorry for noob question, I'm just trying RoR, but I have an issue with passing to strong params (I guess) nested resources items. controller: def update if @product.update(product_params) redirect_to @product, notice: "product has been…
Severynsky
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AssociationTypeMismatch (User(#301360) expected, got Hash(#88300)) in Rails

I try to create an Object from nested json. But I get a AssociationTypeMismatch error. I am new to ruby on rails and not sure, it is the right way to do this. I am thankful for any tips. The error appears in this line "@avatar.from_json(json)" in…
freshgrand
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White listing JSON parameters using Strong Parameters in rails

I have this ajax call which sends a JSON - $.ajax({ data: JSON_main_data, url: '/daily_work_updates', type: "POST", success: function(data){ if (data ==true) alert("Data saved…
Alex Jose
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Strong parameters with Rails 4.0 and Devise

I am using Rails 4.2 and devise.Request type will always be JSON.My registrations controller looks like this class Users::RegistrationsController < Devise::RegistrationsController before_filter :configure_sign_up_params, only: [:create] def…
Sooraj Chandu
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acts_as_taggable_on whitelisted strong parameters still unpermitted

Bashing my head against the wall with this one. I have implemented acts_as_taggable_on but even though I have whitelisted the parameters (as in the documentation) I am getting an unpermitted parameters error. Cannot figure out why. All help…
rcrcr
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Why won't rails create associated records/objects from nested form using strong parameters?

I'm trying to create a record and it's associated records from a nested form using strong parameters. My primary model is: class MaterialDonationRequest < ActiveRecord::Base has_many :donation_items, dependent: :destroy …
tobogranyte
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Rails: manipulate URL query param keys before request hits controller

I need to pass some params in the url from a 3rd-party service into User#new. Due to strong parameters the controller is expecting params in the form user[name], user[email]. However, this 3rd-party service is blocking the use of square brackets in…
Meltemi
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