Hexagon toolkit support (#62)

* Hexagon toolkit support

* Hexagon toolkit correct version

* Update hexagon with new setup

Author: adhesivee

oauth2-server-hexagon/pom.xml

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>kotlin-oauth2-server</artifactId>
+        <groupId>nl.myndocs</groupId>
+        <version>0.5.1-SNAPSHOT</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>oauth2-server-hexagon</artifactId>
+
+    <properties>
+        <hexagon.version>1.0.0</hexagon.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>nl.myndocs</groupId>
+            <artifactId>oauth2-server-core</artifactId>
+            <version>${project.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.hexagonkt</groupId>
+            <artifactId>port_http_server</artifactId>
+            <version>${hexagon.version}</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>nl.myndocs</groupId>
+            <artifactId>oauth2-server-json</artifactId>
+            <version>${project.version}</version>
+            <classifier>shaded</classifier>
+        </dependency>
+        <dependency>
+            <groupId>com.hexagonkt</groupId>
+            <artifactId>http_server_jetty</artifactId>
+            <version>${hexagon.version}</version>
+            <scope>test</scope>
+        </dependency>
+
+
+        <dependency>
+            <groupId>nl.myndocs</groupId>
+            <artifactId>oauth2-server-integration-base</artifactId>
+            <version>${project.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <repositories>
+        <repository>
+            <id>jcenter</id>
+            <url>https://jcenter.bintray.com/</url>
+        </repository>
+    </repositories>
+</project>

oauth2-server-hexagon/src/main/java/nl/myndocs/oauth2/hexagon/Oauth2Server.kt

@@ -0,0 +1,29 @@
+package nl.myndocs.oauth2.hexagon
+
+import com.hexagonkt.http.server.Router
+import com.hexagonkt.http.server.Server
+import nl.myndocs.oauth2.config.ConfigurationBuilder
+import nl.myndocs.oauth2.hexagon.request.HexagonCallContext
+
+
+fun Router.enableOauthServer(configurationCallback: ConfigurationBuilder.Configuration.() -> Unit) {
+    val configuration = ConfigurationBuilder.build(configurationCallback)
+
+    val callRouter = configuration.callRouter
+
+    post(callRouter.tokenEndpoint) {
+        callRouter.route(HexagonCallContext(this))
+    }
+
+    get(callRouter.authorizeEndpoint) {
+        callRouter.route(HexagonCallContext(this))
+    }
+
+    post(callRouter.authorizeEndpoint) {
+        callRouter.route(HexagonCallContext(this))
+    }
+
+    get(callRouter.tokenInfoEndpoint) {
+        callRouter.route(HexagonCallContext(this))
+    }
+}

oauth2-server-hexagon/src/main/java/nl/myndocs/oauth2/hexagon/request/HexagonCallContext.kt

@@ -0,0 +1,49 @@
+package nl.myndocs.oauth2.hexagon.request
+
+import com.hexagonkt.http.server.Call
+import nl.myndocs.oauth2.json.JsonMapper
+import nl.myndocs.oauth2.request.CallContext
+import java.net.URLDecoder
+import java.nio.charset.StandardCharsets
+
+class HexagonCallContext(val call: Call) : CallContext {
+    override val path: String = call.request.path
+    override val method: String = call.request.method.name
+    override val headers: Map<String, String> = call.request.headers
+            .mapValues { it.value.joinToString(";") }
+
+    override val queryParameters: Map<String, String> = (call.request
+            .runCatching { queryString }
+            .getOrNull() ?: "")
+            .split("&")
+            .filter { it.contains("=") }
+            .map {
+                val (key, value) = it.split("=")
+                Pair(
+                        key.toLowerCase(),
+                        URLDecoder.decode(value, StandardCharsets.UTF_8.name())
+                )
+            }
+            .toMap()
+
+    override val formParameters: Map<String, String> = call.parameters
+            .mapValues { it.value.lastOrNull() }
+            .filterValues { it != null }
+            .mapValues { it.value!! }
+
+    override fun respondStatus(statusCode: Int) {
+        call.response.status = statusCode
+    }
+
+    override fun respondHeader(name: String, value: String) {
+        call.response.setHeader(name, value)
+    }
+
+    override fun respondJson(content: Any) {
+        call.response.body = JsonMapper.toJson(content)
+    }
+
+    override fun redirect(uri: String) {
+        call.redirect(uri)
+    }
+}

oauth2-server-hexagon/src/test/java/nl/myndocs/oauth2/hexagon/integration/HexagonIntegrationTest.kt

@@ -0,0 +1,32 @@
+package nl.myndocs.oauth2.hexagon.integration
+
+import com.hexagonkt.http.server.Server
+import com.hexagonkt.http.server.ServerPort
+import com.hexagonkt.http.server.jetty.JettyServletAdapter
+import com.hexagonkt.injection.InjectionManager.bindObject
+import nl.myndocs.oauth2.hexagon.enableOauthServer
+import nl.myndocs.oauth2.integration.BaseIntegrationTest
+import org.junit.jupiter.api.AfterEach
+import org.junit.jupiter.api.BeforeEach
+
+internal class HexagonIntegrationTest : BaseIntegrationTest() {
+    val server: Server by lazy {
+        Server {
+            // @TODO: open random port?
+            enableOauthServer { configBuilder(this) }
+        }
+    }
+
+    @BeforeEach
+    fun before() {
+        bindObject<ServerPort>(JettyServletAdapter())
+        server.start()
+
+        localPort = server.bindPort
+    }
+
+    @AfterEach
+    fun after() {
+        server.stop()
+    }
+}

pom.xml

@@ -27,6 +27,7 @@
         <module>oauth2-server-sparkjava</module>
         <module>oauth2-server-http4k</module>
         <module>oauth2-server-jwt</module>
+        <module>oauth2-server-hexagon</module>
     </modules>
 
     <dependencies>