PassKit

Crystal shard for creating signed Apple Passes.

Installation

1. Add the dependency to your shard.yml:

   dependencies:
     passkit:
       github: place-labs/passkit
   

2. Run shards install

Configuration

Configuration is achieved by specifying paths to various certificates private keys.

# Base64-encoded Pass certificate
export SIGNING_CERT=<...>

# Base64-encoded Pass key certificate
export PRIVATE_KEY=<...>

# Pass key certificate password (optional)
export PRIVATE_KEY_PASSWORD=purplemonkeydishwasher

# Base64-encoded Apple Worldwide Developer Relations Certification Authority certificate
export WWDR_CERT=<...>

Usage

require "passkit"

# Create a new pass definition
pass = PassKit::Pass.new(
  pass_type_identifier: "pass.com.example",
  organization_name: "Willy Wonka",
  serial_number: "12345",
  team_identifier: "TM123",
  description: "The golden ticket",
  logo_text: "Willy Wonka inc."
)

# Or ingest a pass.json
pass = PassKit::Pass.from_json(File.read("pass.json"))

# Now generate a signed .pkpass file
pk_pass = PassKit::PKPass.new(pass)

# Add some file or URL
pk_pass.add_file("icon.png", File.read("my_icon.png"))
pk_pass.add_url("http://example.org/icon.png")

# Do something with the generated file
File.write("GoldenTicket.pkpass", pk_pass.to_s)

Contributing

1. Fork it (https://github.com/place-labs/passkit/fork)
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request