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Description

Backport #sanitize_sql_like method from Rails 4 for Rails 3.

Sanitizes a string so that it is safe to use within an SQL LIKE statement.

This method uses escape_character to escape all occurrences of “", ”_“ and ”%“

Monthly Downloads: 151
Programming language: Ruby
License: MIT License
Latest version: v1.0.0

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README

SanitizeSqlLike

Gem Version Build Status RubyGems Code Climate Test Coverage

Backport #sanitize_sql_like method from Rails 4 for Rails 3.

Sanitizes a string so that it is safe to use within an SQL LIKE statement.

This method uses escape_character to escape all occurrences of “", ”_“ and ”%“

Installation

Add this line to your application's Gemfile:

gem 'sanitize_sql_like'

And then execute:

$ bundle

Or install it yourself as:

$ gem install sanitize_sql_like

Usage

Prevent SQL injection using LIKE operator in SQL query:

# Bad
User.where("nickname LIKE ?", "%#{params[:nickname]}%")

# Good
User.where("nickname LIKE ?", "%#{User.send(:sanitize_sql_like, params[:nickname])}%")

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test 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.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/khiav223577/sanitize_sql_like. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

The gem is available as open source under the terms of the MIT License.


*Note that all licence references and agreements mentioned in the SanitizeSqlLike README section above are relevant to that project's source code only.