Validation for uploaded image type added

This commit is contained in:
Christoph Haas 2020-08-17 01:47:59 +02:00
parent 3982cdb741
commit 53911f226d
3 changed files with 11 additions and 5 deletions

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@ -132,3 +132,7 @@ gem 'omniauth-amazon'
gem 'omniauth-google-oauth2'
gem 'omniauth-github'
gem 'omniauth-openid'
# Validations for ActiveStorage (which replaced Paperclip) are
# not yet available in Rails 6.0. So this is a third-party gem.
gem 'active_storage_validations'

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@ -43,6 +43,8 @@ GEM
erubi (~> 1.4)
rails-dom-testing (~> 2.0)
rails-html-sanitizer (~> 1.1, >= 1.2.0)
active_storage_validations (0.8.9)
rails (>= 5.2.0)
activejob (6.0.2.2)
activesupport (= 6.0.2.2)
globalid (>= 0.3.6)
@ -368,6 +370,7 @@ PLATFORMS
ruby
DEPENDENCIES
active_storage_validations
better_errors
binding_of_caller
bootsnap

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@ -3,13 +3,12 @@ class Screenshot < ApplicationRecord
belongs_to :user, inverse_of: :screenshots
# Use paperclip gem to handle image files related to screenshots
# After migration from Paperclip to ActiveStorage:
has_one_attached :image
# has_attached_file :image,
# styles: { :large => '800x600>', :thumb => '160x120>' },
# default_url: '/images/dummy/no-screenshots-available.svg',
# path: ':rails_root/public/screenshots/:id_partition/:style.png',
# url: '/screenshots/:id_partition/:style.png'
# Validate using 'active_storage_validations' gem
validates :image, attached: true, content_type: { in: 'image/png', message: 'is not a valid PNG image file' }
#validates_attachment_content_type :image, :content_type => 'image/png'
#validates_with AttachmentSizeValidator, :attributes => :image, :less_than => 5.megabytes
# validate :validate_image_is_unique