pundit | Minimal authorization through OO design | REST library
kandi X-RAY | pundit Summary
kandi X-RAY | pundit Summary
Pundit provides a set of helpers which guide you in leveraging regular Ruby classes and object oriented design patterns to build a simple, robust and scalable authorization system.
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Top functions reviewed by kandi - BETA
- Finds a class name based on a subject class name .
- Returns the class for a given subject
- Determines the param for a request .
- Returns all the attributes for the given record .
- Authorizes the policy for the given record .
- The custom model name
pundit Key Features
pundit Examples and Code Snippets
Community Discussions
Trending Discussions on pundit
QUESTION
I'm trying to add a validation to my Rails app in order to display an error message if the user goes to the wrong id. The project has reviews, if I go to http://localhost:3000/reviews/:id that doesn't exist
the app crashes, I'd like to prevent the runtime error by displaying a message.
In the model, I got this validation:
...ANSWER
Answered 2022-Feb-23 at 14:18The problem is that if the ID does not correspond to a review in the database, the @review
object will be nil
, and your line if @review.valid?
will throw an error.
You need a different test, something like
QUESTION
I am trying to make predicitions with my LDA model. But when i pass a string to it it gives an error about mismatching input features. Now my question is how can i make my model accept any input and still predict the right topic. Right now it takes 54777 as input.
model:
...ANSWER
Answered 2022-Feb-16 at 07:45There are three issues with this code snippet.
- Issue-1:
max_df
andmin_df
should be bothint
or bothfloat
. - Issue-2: At the prediction time you have to use the same
CountVectorizer
. - Issue-3: At the prediction time you have to use
the
transform
method, not thefit_transform
method ofCountVectorizer
.
Here is an example code that will help you:
QUESTION
I'm using Pundit gem for my authorization classes, where each controller action is checked against the model policy, to see if action is allowed by the user.
These methods are sometimes becoming quite bloated and unreadable, because I'm checking quite some stuff for some objects.
Now I'm thinking to refactor those methods, and place every "validation" in it's own method:
Previous:
...ANSWER
Answered 2022-Feb-11 at 18:42What you can do is chain &&
operators.
As soon as one is false
, ruby will not evaluate the others (And the update method will return false
).
QUESTION
Good morning people.
I'm trying to understand the error below but as I'm new to rails, I didn't quite understand. Does anyone have a light on what it could be?
I searched the internet but didn't find anything specific.
I searched on the internet but didn't identify anything, if anyone has seen it or has the link, you can send me and I'll see.
If you need any more information to help, let me know and I'll edit the post and add it, I don't know if there's anything else I could have already posted.
thank you for your help !!
...ANSWER
Answered 2022-Jan-21 at 13:34First of all, the message about DidYouMean
is a deprecation warning not an error, it doesn't break your app. It means that usage of DidYouMean::SPELL_CHECKERS
is deprecated and will be removed in a future version of ruby. In this case in Ruby 3.3. You shouldn't worry about it until you use versions that are lower than 3.3.
It's not your code that triggers the warning. It comes from a gem named Thor. The issue was solved in thor version 1.2.0. You can update the gem by calling bundle update thor
.
The actual error comes from the bootsnap
gem:
QUESTION
I've got two models - Physician
and Patient
. Physician can only give recommendations to patients who have completed the phone number on their account, otherwise the physician should be redirected to the edit patient page. Below is my code:
recommendation_controller.rb new method
...ANSWER
Answered 2022-Jan-14 at 00:12I will create custom permission under RegistrantPolicy
to check recommendation allowed or not.
policy:
QUESTION
I want to create Pundit policy class but operators ||
and &&
won't work as expected (Ruby 2.4.5). I've got below policy:
ANSWER
Answered 2022-Jan-04 at 13:33Ruby's operators have a certain precedence order and thus bind depending on this order (similar to how in math formulas - and ruby - multiplication bind stringer than addition.
Important for your case her eis that the &&
operator binds stronger than the ||
operator. Your rule thus uses following implicit precedences (expressed by adding parentheses):
QUESTION
I want to change one phone
user field to be required. When the existing user does not have this field set (did not have to provide a phone number beforehand) it should redirect to the user_edit
page and display Phone is required
message below form. I'm using Pundit
gem for authorization:
ANSWER
Answered 2022-Jan-04 at 12:19You could try to use something like this:
QUESTION
I have a User model. Using Devise. When I create a user I want to create a venue through a nested form.
I swapped to simple_form.
I am sure that it is a simple error and something that I have missed
I am getting unpermitted params on the venue and it's driving me nuts, please help
Models
...ANSWER
Answered 2021-Aug-05 at 00:23Its a simple pluralization error. Your model has_many :venues
and accepts_nested_attributes_for :venues
so you need to use the plural :venues
in your form:
QUESTION
I have a little app where i have changed account to venue and am now hitting an issue on user create with venue attributes
NoMethodError in Users::RegistrationsController#create undefined method `each_with_index' for #Venue:0x00007fadb5270398 RegistrationsController
...ANSWER
Answered 2021-Aug-03 at 11:29Since you're adding venue attributes to the user registration form, you may need to add these attributes to the strong_parameters list so they can be passed to the RegistrationsController#create
action.
Devise's documentation shows how to do this: https://github.com/heartcombo/devise#strong-parameters
QUESTION
I have a relatively new Rails 6 app (Rails 6.1.3.1), so there's not a whole lot of customization yet. However, I cannot get session variables to persist.
For example, if I put something like the following in a controller action:
...ANSWER
Answered 2021-Jul-15 at 06:00Ok, found the problem. Turns out that I had copied the setting config.session_store :cache_store
in development.rb
from a different project I had been working on. However, this setting was added as part of the StimulusReflex setup for that other project.
From the StimulusReflex docs:
Cookie-based session storage is not currently supported by StimulusReflex.
Instead, we enable caching in the development environment so that we can assign our user session data to be managed by the cache store.
The default setting for this option is cookie_store
. By changing it to :cache_store
without specifying a cache repo, it implements ActionDispatch::Session::CacheStore and defaults to storing it in Rails.cache
, which uses the :file_store
option, which dumps it in tmp/cache
.
However, further down in development.rb
, there is some conditional logic that assigns config.cache_store
to :null_store
if there is no caching-dev.txt
file. This implements ActiveSupport::Cache::NullStore, which is "a cache store implementation which doesn't actually store anything."
So because I had not enabled caching with rails dev:cache
for this project, the session cache was getting toasted with every request.
LESSON LEARNED: Be very careful when copying config settings from an old project to a new one!
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