42 lines
1.8 KiB
Ruby
42 lines
1.8 KiB
Ruby
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module ActionCable
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module Server
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# An instance of this configuration object is available via ActionCable.server.config, which allows you to tweak Action Cable configuration
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# in a Rails config initializer.
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class Configuration
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attr_accessor :logger, :log_tags
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attr_accessor :connection_class, :worker_pool_size
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attr_accessor :disable_request_forgery_protection, :allowed_request_origins, :allow_same_origin_as_host
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attr_accessor :cable, :url, :mount_path
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def initialize
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@log_tags = []
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@connection_class = -> { ActionCable::Connection::Base }
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@worker_pool_size = 4
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@disable_request_forgery_protection = false
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@allow_same_origin_as_host = true
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end
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# Returns constant of subscription adapter specified in config/cable.yml.
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# If the adapter cannot be found, this will default to the Redis adapter.
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# Also makes sure proper dependencies are required.
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def pubsub_adapter
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adapter = (cable.fetch("adapter") { "redis" })
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path_to_adapter = "action_cable/subscription_adapter/#{adapter}"
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begin
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require path_to_adapter
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rescue Gem::LoadError => e
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raise Gem::LoadError, "Specified '#{adapter}' for Action Cable pubsub adapter, but the gem is not loaded. Add `gem '#{e.name}'` to your Gemfile (and ensure its version is at the minimum required by Action Cable)."
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rescue LoadError => e
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raise LoadError, "Could not load '#{path_to_adapter}'. Make sure that the adapter in config/cable.yml is valid. If you use an adapter other than 'postgresql' or 'redis' add the necessary adapter gem to the Gemfile.", e.backtrace
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end
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adapter = adapter.camelize
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adapter = "PostgreSQL" if adapter == "Postgresql"
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"ActionCable::SubscriptionAdapter::#{adapter}".constantize
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end
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end
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end
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end
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