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Separate dependency on Kitura from Core component
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Sources/Clova-CEK-SDK-Swift-Kitura/Clova_CEK_SDK_Swift_Kitura.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /** | ||
| * Copyright 2018 LINE Corporation | ||
| * | ||
| * LINE Corporation licenses this file to you under the Apache License, | ||
| * version 2.0 (the "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at: | ||
| * | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| * License for the specific language governing permissions and limitations | ||
| * under the License. | ||
| **/ | ||
|
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| import Foundation | ||
| import Kitura | ||
| import KituraNet | ||
| import KituraContracts | ||
| import LoggerAPI | ||
| import Clova_CEK_SDK_Swift | ||
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| // MARK: - Provides default implementation of sessionEndedHandler(request:) | ||
| public extension ExtensionRequestHandler { | ||
| func sessionEndedHandler(request: CEKRequest) { | ||
| } | ||
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| // A function to parse body and invoke each handler | ||
| internal func handle(cekRequest: CEKRequest, request: RouterRequest, response: RouterResponse, next: @escaping () -> Void) throws { | ||
| let responseHandler: (CEKResponse) -> () = { cekResponse in | ||
| try! response.send(data: JSONEncoder().encode(cekResponse)) | ||
| next() | ||
| } | ||
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| switch cekRequest.request { | ||
| case .launch: | ||
| self.launchHandler(request: cekRequest, next: responseHandler) | ||
| case .intent: | ||
| self.intentHandler(request: cekRequest, next: responseHandler) | ||
| case .sessionEnded: | ||
| self.sessionEndedHandler(request: cekRequest) | ||
| response.status(.OK) | ||
| next() | ||
| } | ||
| } | ||
| } | ||
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| /// Start a webhook server for the `Clova Extension Kit (CEK)` | ||
| /// | ||
| /// - Parameters: | ||
| /// - port: Port to listen to | ||
| /// - paths: API path. It would respond to https://example.com/<path> | ||
| /// - handler: Handler for Business logic | ||
| public func startServer(port: Int, paths: [ApiPath], handler: ExtensionRequestHandler) { | ||
| let router: Router = Router() | ||
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| // Routing | ||
| for path in (paths.filter{$0.getPath().isEmpty == false}) { | ||
| router.post(path.getPath()) { (request: RouterRequest, response: RouterResponse, next: @escaping () -> Void) in | ||
| guard let rawBody = try? request.readString(), let body = rawBody else { | ||
| response.status(.badRequest) | ||
| return | ||
| } | ||
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| let cekRequest: CEKRequest | ||
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| do { | ||
| cekRequest = try verifyRequest(for: path, body: body, signatureCek: request.headers["SignatureCEK"]) | ||
| } catch { | ||
| response.status(.unauthorized) | ||
| return | ||
| } | ||
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| do { | ||
| try handler.handle(cekRequest: cekRequest, request: request, response: response, next: next) | ||
| } catch { | ||
| response.status(.badRequest) | ||
| return | ||
| } | ||
| } | ||
| } | ||
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| Kitura.addHTTPServer(onPort: port, with: router) | ||
| Kitura.run() | ||
| } |
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