40 lines
1.7 KiB
Swift
Executable File
40 lines
1.7 KiB
Swift
Executable File
//
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// RedirectMiddleware.swift
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//
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// Copyright (c) 2017 Quark
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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 all
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// 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 THE
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// SOFTWARE.
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public struct RedirectMiddleware: Middleware {
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let location: String
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let shouldRedirect: (RequestType) -> Bool
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public init(redirectTo location: String, if shouldRedirect: @escaping (RequestType) -> Bool) {
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self.location = location
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self.shouldRedirect = shouldRedirect
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}
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public func respond(to request: (RequestType, ResponseType)) -> (RequestType, ResponseType) {
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if shouldRedirect(request.0) {
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return (request.0, try! Response(302, "", HTTPHeaders(headers: [Header(name: "location", value: location)])))
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}
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return request
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}
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}
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