NftChecker

NFT Checker is a utility to verify NFT ownership.

Installation

Add this line to your application's Gemfile:

gem 'nft_checker'

And then execute:

$ bundle install

Or install it yourself as:

$ gem install nft_checker

Usage

require 'nft_checker'
checker = NftChecker.init(:opensea)
# or, for testnets:
# checker = NftChecker.init(:opensea, testnet: true)

# List all "naturedivas" still owned by AleyArt
list = checker.list_nfts({slug: naturedivas}, "0x422699b0f5891c8ddd306c08d9856032264c5e8e" )
p list.map {|nft| nft["image_url"]} # [ "https://...", ... ]

# Verify that naturediva 016 is still owned by Thision
still_owned = checker.owner?(
  "0x3dec7052aa8d55b3b6b6ad2c6bce195a9acca404",
  {
    contract_address: "0x495f947276749Ce646f68AC8c248420045cb7b5e",
    token_id: "29920848932956748486580529385461081269564523998318357035541486687674930561025"
  }
)
p still_owned # true

# Verify that naturediva 016 is part of the naturediva collection
verified = checker.in_collection?(
  {slug: naturedivas},
  {
    contract_address: "0x495f947276749Ce646f68AC8c248420045cb7b5e",
    token_id: "29920848932956748486580529385461081269564523998318357035541486687674930561025"
  }
)
p verified # true

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 the created tag, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/valthon/nft_checker.