Class: Tina4::SessionHandlers::RedisHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/tina4/session_handlers/redis_handler.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ RedisHandler

Returns a new instance of RedisHandler.



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# File 'lib/tina4/session_handlers/redis_handler.rb', line 7

def initialize(options = {})
  require "redis"
  @prefix = options[:prefix] || "tina4:session:"
  @ttl = options[:ttl] || 86400
  @redis = Redis.new(
    host: options[:host] || "localhost",
    port: options[:port] || 6379,
    db: options[:db] || 0,
    password: options[:password]
  )
rescue LoadError
  raise "Redis session handler requires the 'redis' gem. Install with: gem install redis"
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/tina4/session_handlers/redis_handler.rb', line 38

def cleanup
  # Redis handles TTL automatically
end

#destroy(session_id) ⇒ Object 



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# File 'lib/tina4/session_handlers/redis_handler.rb', line 34

def destroy(session_id)
  @redis.del("#{@prefix}#{session_id}")
end

#read(session_id) ⇒ Object 



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# File 'lib/tina4/session_handlers/redis_handler.rb', line 21

def read(session_id)
  data = @redis.get("#{@prefix}#{session_id}")
  return nil unless data
  JSON.parse(data)
rescue JSON::ParserError
  nil
end

#write(session_id, data) ⇒ Object 



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# File 'lib/tina4/session_handlers/redis_handler.rb', line 29

def write(session_id, data)
  key = "#{@prefix}#{session_id}"
  @redis.setex(key, @ttl, JSON.generate(data))
end