利用Webman实现网站的社交媒体整合

dependencies {
    implementation("io.ktor:ktor-websockets:$ktor_version")
    implementation("io.ktor:ktor-websockets-jdk8:$ktor_version")
    implementation("io.ktor:ktor-locations:$ktor_version")
    implementation("io.ktor:ktor-jackson:$ktor_version")
}

import io.ktor.locations.Location
import io.ktor.routing.Route
import io.ktor.application.call
import io.ktor.http.HttpMethod
import io.ktor.request.receiveParameters
import io.ktor.response.respondRedirect
import io.ktor.routing.get
import io.ktor.routing.post
import io.ktor.routing.route
import io.ktor.sessions.withSessions
import io.ktor.util.getValue
import io.ktor.util.hex
import io.ktor.util.pipeline.PipelineContext
import io.ktor.util.toMap

@Location("/social-login")
class SocialLoginLocation

data class SocialLoginSession(val token: String)

fun Route.socialLogin() {
    route("/social-login") {
        get {
            val params = call.receiveParameters()
            val redirectUri = params["redirect_uri"] 必修: "/"
            // 入止交际媒体登录并猎取相闭疑息
            // ...
            // 将登录疑息临盆到会话外
            call.sessions.set(SocialLoginSession(token))
            call.respondRedirect(redirectUri)
        }

        post {
            val token = call.sessions.get<SocialLoginSession>()选修.token
            if (token != null) {
                // 处置交际媒体登录后的归调逻辑
                // ...
            }
        }
    }
}

import io.ktor.application.install
import io.ktor.features.Authentication
import io.ktor.features.CallLogging
import io.ktor.jackson.jackson
import io.ktor.locations.Locations
import io.ktor.routing.Routing
import io.ktor.sessions.SessionStorageMemory
import io.ktor.sessions.Sessions
import io.ktor.sessions.cookie
import org.webman.utils.AppConfiguration
import org.webman.utils.WebmanApplication
import org.webman.utils.configure
import org.webman.utils.configureEnvironmentLogger
import org.webman.utils.initDatabase

fun main(args: Array<String>): Unit = io.ktor.server.netty.EngineMain.main(args)

fun Application.module() {
    install(CallLogging)
    install(Locations)
    install(Authentication) {
        cookie<SocialLoginSession>("SOCIAL_LOGIN_SESSION") {
            cookie.path = "/"
            sessionStorage = SessionStorageMemory()
        }
    }
    install(Sessions) {
        cookie<SocialLoginSession>("SESSION_COOKIE") {
            cookie.path = "/"
            sessionStorage = SessionStorageMemory()
        }
    }
    install(Routing) {
        socialLogin()
    }
    install(WebmanApplication) {
        configure {
            configureEnvironmentLogger()
            initDatabase()
        }
        configure(AppConfiguration.CONFIGURATION_FILE)
    }
    install(WebmanApplication.Features)
    install(jackson {
        enable(SerializationFeature.INDENT_OUTPUT)
    })
}