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gbmoretti committed Sep 27, 2023
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12 changes: 12 additions & 0 deletions .github/workflows/ostruct-sanitizer.yml
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name: ostruct-sanitizer

on:
push:

jobs:
ruby:
uses: powerhome/github-actions-workflows/.github/workflows/ruby-gem.yml@main
with:
package: ${{ github.workflow }}
workdir: "packages/${{ github.workflow }}"
secrets: inherit
10 changes: 10 additions & 0 deletions packages/ostruct-sanitizer/.gitignore
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/.bundle/
/.yardoc
/Gemfile.lock
/_yardoc/
/coverage/
/doc/
/pkg/
/spec/reports/
/tmp/
.byebug_history
4 changes: 4 additions & 0 deletions packages/ostruct-sanitizer/Gemfile
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source 'https://rubygems.org'

# Specify your gem's dependencies in ostruct-sanitizer.gemspec
gemspec
21 changes: 21 additions & 0 deletions packages/ostruct-sanitizer/LICENSE.txt
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The MIT License (MIT)

Copyright (c) 2016 Diego Borges

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
11 changes: 11 additions & 0 deletions packages/ostruct-sanitizer/Rakefile
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# frozen_string_literal: true

require "bundler/gem_tasks"

require "rspec/core/rake_task"
RSpec::Core::RakeTask.new(:spec)

require "rubocop/rake_task"
RuboCop::RakeTask.new(:rubocop)

task default: %i[rubocop spec]
14 changes: 14 additions & 0 deletions packages/ostruct-sanitizer/bin/console
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#!/usr/bin/env ruby

require "bundler/setup"
require "ostruct/sanitizer"

# You can add fixtures and/or initialization code here to make experimenting
# with your gem easier. You can also use a different console, if you like.

# (If you use this, don't forget to add pry to your Gemfile!)
# require "pry"
# Pry.start

require "irb"
IRB.start
8 changes: 8 additions & 0 deletions packages/ostruct-sanitizer/bin/setup
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#!/usr/bin/env bash
set -euo pipefail
IFS=$'\n\t'
set -vx

bundle install

# Do any other automated setup that you need to do here
74 changes: 74 additions & 0 deletions packages/ostruct-sanitizer/docs/CODE_OF_CONDUCT.md
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# Contributor Covenant Code of Conduct

## Our Pledge

In the interest of fostering an open and welcoming environment, we as
contributors and maintainers pledge to making participation in our project and
our community a harassment-free experience for everyone, regardless of age, body
size, disability, ethnicity, gender identity and expression, level of experience,
nationality, personal appearance, race, religion, or sexual identity and
orientation.

## Our Standards

Examples of behavior that contributes to creating a positive environment
include:

* Using welcoming and inclusive language
* Being respectful of differing viewpoints and experiences
* Gracefully accepting constructive criticism
* Focusing on what is best for the community
* Showing empathy towards other community members

Examples of unacceptable behavior by participants include:

* The use of sexualized language or imagery and unwelcome sexual attention or
advances
* Trolling, insulting/derogatory comments, and personal or political attacks
* Public or private harassment
* Publishing others' private information, such as a physical or electronic
address, without explicit permission
* Other conduct which could reasonably be considered inappropriate in a
professional setting

## Our Responsibilities

Project maintainers are responsible for clarifying the standards of acceptable
behavior and are expected to take appropriate and fair corrective action in
response to any instances of unacceptable behavior.

Project maintainers have the right and responsibility to remove, edit, or
reject comments, commits, code, wiki edits, issues, and other contributions
that are not aligned to this Code of Conduct, or to ban temporarily or
permanently any contributor for other behaviors that they deem inappropriate,
threatening, offensive, or harmful.

## Scope

This Code of Conduct applies both within project spaces and in public spaces
when an individual is representing the project or its community. Examples of
representing a project or community include using an official project e-mail
address, posting via an official social media account, or acting as an appointed
representative at an online or offline event. Representation of a project may be
further defined and clarified by project maintainers.

## Enforcement

Instances of abusive, harassing, or otherwise unacceptable behavior may be
reported by contacting the project team at [email protected]. All
complaints will be reviewed and investigated and will result in a response that
is deemed necessary and appropriate to the circumstances. The project team is
obligated to maintain confidentiality with regard to the reporter of an incident.
Further details of specific enforcement policies may be posted separately.

Project maintainers who do not follow or enforce the Code of Conduct in good
faith may face temporary or permanent repercussions as determined by other
members of the project's leadership.

## Attribution

This Code of Conduct is adapted from the [Contributor Covenant][homepage], version 1.4,
available at [http://contributor-covenant.org/version/1/4][version]

[homepage]: http://contributor-covenant.org
[version]: http://contributor-covenant.org/version/1/4/
60 changes: 60 additions & 0 deletions packages/ostruct-sanitizer/docs/README.md
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# OStruct::Sanitizer

[![Build Status](https://travis-ci.org/powerhome/ostruct-sanitizer.svg?branch=master)](https://travis-ci.org/powerhome/ostruct-sanitizer)

Provides Rails-like sanitization hooks to be applied to OpenStruct fields upon their assignment, allowing for better encapsulation of such rules and simple extensibility.

This module provides a few built-in sanitization rules, all built upon the basic `#sanitize` method used as building block.

## Installation

Add this line to your application's Gemfile:

```ruby
gem 'ostruct-sanitizer'
```

And then execute:

$ bundle

Or install it yourself as:

$ gem install ostruct-sanitizer

## Usage

More complex sanitization rules may be created using the `#sanitize` method.

```ruby
require "ostruct"
require "ostruct/sanitizer"

class User < OpenStruct
include OStruct::Sanitizer

truncate :first_name, :last_name, length: 10
alphanumeric :city, :country
strip :email, :phone

sanitize :age do |value|
# Apply more complex sanitization rule to the value of "age" returning the
# final, sanitized value.
end
end
```

## Development

After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release`, which will create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).

## Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/ostruct-sanitizer. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.


## License

The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).
147 changes: 147 additions & 0 deletions packages/ostruct-sanitizer/lib/ostruct/sanitizer.rb
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require "ostruct"
require "ostruct/sanitizer/version"

module OStruct
# Provides a series of sanitization rules to be applied on OpenStruct fields on
# a Rails-ish fashion.
#
# @example
# class Person < OpenStruct
# include OStruct::Sanitizer
#
# truncate :name, length: 20
# alphanumeric :name
# sanitize :middle_name do |value|
# # Perform a more complex sanitization process
# end
# end
#
module Sanitizer
def self.included(base)
unless base.ancestors.include? OpenStruct
raise "#{self.name} can only be used within OpenStruct classes"
end

base.extend ClassMethods
end

# Initializes the OpenStruct applying any registered sanitization rules
#
def initialize(attrs = {})
super nil
attrs.each_pair do |field, value|
self[field] = value
end
end

# Creates a setter method for the corresponding field which applies any
# existing sanitization rules
#
# @param [Symbol] method the missing method
# @param [Array<Any>] args the method's arguments list
#
def method_missing(method, *args)
# Give OpenStruct a chance to create getters and setters for the
# corresponding field
super method, *args

if field = setter?(method)
# override setter logic to apply any existing sanitization rules before
# assigning the new value to the field
override_setter_for(field) if sanitize?(field)
# uses the newly created setter to set the field's value and apply any
# existing sanitization rules
send(method, args[0])
end
end

# Set attribute's value via setter so that any existing sanitization rules
# may be applied
#
# @param [Symbol|String] name the attribute's name
# @param [Any] value the attribute's value
#
def []=(name, value)
send("#{name}=", value)
end

private

def setter?(method)
method[/.*(?==\z)/m].to_s.to_sym
end

def override_setter_for(field)
define_singleton_method("#{field}=") do |value|
@table[field] = sanitize(field, value)
end
end

def sanitize(field, value)
return value if value.nil?
self.class.sanitizers[field].reduce(value) do |current_value, sanitizer|
sanitizer.call(current_value)
end
end

def sanitize?(field)
self.class.sanitizers.key? field
end

# Provides sanitization rules that can be declaratively applied to OpenStruct
# fields, similar to hooks on Rails models.
#
module ClassMethods
attr_accessor :sanitizers

# Registers a sanitization block for a given field
#
# @param [Array<Symbol>] a list of field names to be sanitized
# @param [#call] block sanitization block to be applied to the current value of each field and returns the new sanitized value
#
def sanitize(*fields, &block)
@sanitizers ||= {}
fields.each do |field|
field_sanitizers = @sanitizers[field.to_sym] ||= []
field_sanitizers << block
end
end

# Truncates fields to a given length value
#
# @param [Array<Symbol>] a list of field names to be sanitized
# @param [Integer] length the amount to truncate the field's value to
# @param [Boolean] strip_whitespaces whether or not to strip whitespaces
#
def truncate(*fields, length:, strip_whitespaces: true)
strip(*fields) if strip_whitespaces
sanitize(*fields) { |value| value[0...length] }
strip(*fields) if strip_whitespaces
end

# Remove any non-alphanumeric character from the field's value
#
# @param [Array<Symbol>] a list of field names to be sanitized
#
def alphanumeric(*fields)
sanitize(*fields) { |value| value.gsub(/[^A-Za-z0-9\s]/, '') }
end

# Strips out leading and trailing spaces from the values of the given fields
#
# @param [Array<Symbol>] fields list of fields to be sanitized
#
def strip(*fields)
sanitize(*fields) { |value| value.strip }
end

# Removes any non-digit character from the values of the given fields
#
# @param [Array<Symbol>] fields list of fields to be sanitized
#
def digits(*fields)
sanitize(*fields) { |value| value.to_s.gsub(/[^0-9]/, '') }
end
end
end
end
5 changes: 5 additions & 0 deletions packages/ostruct-sanitizer/lib/ostruct/sanitizer/version.rb
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module OStruct
module Sanitizer
VERSION = "0.7.0"
end
end
7 changes: 7 additions & 0 deletions packages/ostruct-sanitizer/mkdocs.yml
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site_name: Ostruct Sanitizer
site_description: Ostruct Sanitizer Documentation
nav:
- "Home": "README.md"
- "Code of Conduct": "CODE_OF_CONDUCT.md"
plugins:
- techdocs-core
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