88 lines
3.4 KiB
Swift
88 lines
3.4 KiB
Swift
//
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// SocketEngineWebsocket.swift
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// Socket.IO-Client-Swift
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//
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// Created by Erik Little on 1/15/16.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import Foundation
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import Starscream
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/// Protocol that is used to implement socket.io WebSocket support
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public protocol SocketEngineWebsocket: SocketEngineSpec {
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// MARK: Properties
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/// Whether or not the ws is connected
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var wsConnected: Bool { get }
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// MARK: Methods
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/// Sends an engine.io message through the WebSocket transport.
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///
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/// You shouldn't call this directly, instead call the `write` method on `SocketEngine`.
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///
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/// - parameter message: The message to send.
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/// - parameter withType: The type of message to send.
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/// - parameter withData: The data associated with this message.
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/// - parameter completion: Callback called on transport write completion.
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func sendWebSocketMessage(_ str: String,
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withType type: SocketEnginePacketType,
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withData datas: [Data],
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completion: (() -> ())?)
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}
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// WebSocket methods
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extension SocketEngineWebsocket {
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func probeWebSocket() {
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if wsConnected {
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sendWebSocketMessage("probe", withType: .ping, withData: [], completion: nil)
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}
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}
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/// Sends an engine.io message through the WebSocket transport.
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///
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/// You shouldn't call this directly, instead call the `write` method on `SocketEngine`.
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///
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/// - parameter message: The message to send.
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/// - parameter withType: The type of message to send.
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/// - parameter withData: The data associated with this message.
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/// - parameter completion: Callback called on transport write completion.
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public func sendWebSocketMessage(_ str: String,
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withType type: SocketEnginePacketType,
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withData data: [Data],
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completion: (() -> ())?
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) {
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DefaultSocketLogger.Logger.log("Sending ws: \(str) as type: \(type.rawValue)", type: "SocketEngineWebSocket")
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ws?.write(string: "\(type.rawValue)\(str)")
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for item in data {
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if case let .left(bin) = createBinaryDataForSend(using: item) {
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ws?.write(data: bin, completion: completion)
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}
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}
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if data.count == 0 {
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completion?()
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}
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}
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}
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