Class: Moderation::Storage::Redis

Inherits:
Object
  • Object
show all
Defined in:
lib/moderation/storage/redis.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Redis

Returns a new instance of Redis.



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# File 'lib/moderation/storage/redis.rb', line 9

def initialize(options = {}) 
  @limit = options.fetch(:limit, Moderation::DEFAULT_LIMIT)
  @collection = options.fetch(:collection)
  @server = options.fetch(:server, nil)
end

Instance Attribute Details

#collection ⇒ Object (readonly)

Returns the value of attribute collection.



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# File 'lib/moderation/storage/redis.rb', line 6

def collection
  @collection
end

#limit ⇒ Object

Returns the value of attribute limit.



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# File 'lib/moderation/storage/redis.rb', line 7

def limit
  @limit
end

#server ⇒ Object (readonly)

Returns the value of attribute server.



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# File 'lib/moderation/storage/redis.rb', line 6

def server
  @server
end

Instance Method Details

#all(options = {}) ⇒ Object 



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# File 'lib/moderation/storage/redis.rb', line 22

def all(options = {})
  fetch_limit = options.fetch(:limit, limit).to_i - 1
  redis.lrange(collection, 0, fetch_limit) || []
end

#insert(item) ⇒ Object 



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# File 'lib/moderation/storage/redis.rb', line 15

def insert(item)
  transaction do
    redis.lpush(collection, item)
    redis.ltrim(collection, 0, (limit - 1))
  end
end