Class: Volt::Channel
Instance Method Summary
collapse
Methods included from Eventable
#on, #remove_listener, #trigger!
#__reactive_dependency_get, included
Constructor Details
Returns a new instance of Channel.
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# File 'lib/volt/page/channel.rb', line 14
def initialize
@socket = nil
self.status = :opening
self.connected = false
self.error = nil
self.retry_count = 0
@queue = []
connect!
end
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Instance Method Details
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# File 'lib/volt/page/channel.rb', line 108
def close!
self.status = :closed
`
this.socket.close();
`
end
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#closed(error) ⇒ Object
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# File 'lib/volt/page/channel.rb', line 69
def closed(error)
self.status = :closed
self.connected = false
self.error = `error.reason`
reconnect!
end
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# File 'lib/volt/page/channel.rb', line 29
def connect!
%x{
if (document.location.protocol == 'https:') {
var wsProto = 'wss';
} else {
var wsProto = 'ws';
}
this.socket = new WebSocket(wsProto + '://' + document.location.host + '/socket');
this.socket.onopen = function () {
self.$opened();
};
// Log errors
this.socket.onerror = function (error) {
console.log('WebSocket Error ', error);
};
// Log messages from the server
this.socket.onmessage = function(message) {
self['$message_received'](message.data);
};
this.socket.onclose = function(error) {
self.$closed(error);
};
}
end
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# File 'lib/volt/page/channel.rb', line 25
def connected?
connected
end
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#message_received(message) ⇒ Object
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# File 'lib/volt/page/channel.rb', line 90
def message_received(message)
message = JSON.parse(message)
trigger!('message', *message)
end
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# File 'lib/volt/page/channel.rb', line 59
def opened
self.status = :open
self.connected = true
self.reconnect_interval = nil
self.retry_count = 0
@queue.each do |message|
send_message(message)
end
end
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#reconnect! ⇒ Object
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# File 'lib/volt/page/channel.rb', line 77
def reconnect!
self.status = :reconnecting
self.reconnect_interval ||= 0
self.reconnect_interval += (1000 + rand(5000))
self.retry_count += 1
interval = self.reconnect_interval
self.reconnect_in = interval
reconnect_tick
end
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#send_message(message) ⇒ Object
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# File 'lib/volt/page/channel.rb', line 96
def send_message(message)
if status != :open
@queue << message
else
message = JSON.dump([message])
`
this.socket.send(message);
`
end
end
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