Fix Forge-exclusive crash

Author: BluSpring

build.gradle.kts

@@ -141,10 +141,11 @@ dependencies {
         minecraftRuntimeLibraries(jws)
     }
 
-    includeOrShade("org.apache.httpcomponents:httpcore:4.4.16")
-    includeOrShade("org.apache.httpcomponents:httpclient:4.5.13")
-    includeOrShade("org.apache.httpcomponents:httpcore:4.4.16")
-    includeOrShade("commons-logging:commons-logging:1.3.4")
+    if (!mcData.isForgeLike) {// fuck you Forge
+        includeOrShade("commons-logging:commons-logging:1.3.4")
+        includeOrShade("org.apache.httpcomponents:httpcore:4.4.16")
+        includeOrShade("org.apache.httpcomponents:httpclient:4.5.13")
+    }
 }
 
 toolkitReleases {

src/main/kotlin/xyz/bluspring/unitytranslate/util/HttpHelper.kt

@@ -10,9 +10,84 @@ import org.apache.http.client.methods.HttpPost
 import org.apache.http.entity.StringEntity
 import org.apache.http.impl.client.HttpClients
 import org.apache.http.util.EntityUtils
+import xyz.bluspring.unitytranslate.UnityTranslate
+import java.io.BufferedInputStream
+import java.io.BufferedOutputStream
+import java.net.HttpURLConnection
+import java.net.URL
 
 object HttpHelper {
+    private var hasApache: Boolean? = null
+
     fun post(uri: String, body: JsonObject, headers: Map<String, String> = mapOf()): JsonElement {
+        if (hasApache == null) {
+            try {
+                // This is literally only here because of Forge.
+                Class.forName("org.apache.http.impl.client.HttpClients")
+                Class.forName("org.apache.http.HttpHeaders")
+                Class.forName("org.apache.http.util.EntityUtils")
+                Class.forName("org.apache.commons.logging.LogFactory")
+                hasApache = true
+            } catch (e: Throwable) {
+                UnityTranslate.logger.error("Detected that Apache HTTP support is unavailable! Translations may fail after a certain period of time.")
+                UnityTranslate.logger.error("For more information, view: https://github.com/BluSpring/UnityTranslate/issues/4")
+                e.printStackTrace()
+                hasApache = false
+            }
+        }
+
+        return if (hasApache == true) {
+            postApache(uri, body, headers)
+        } else {
+            postJava(uri, body, headers)
+        }
+    }
+
+    fun postJava(uri: String, body: JsonObject, headers: Map<String, String> = mapOf()): JsonElement {
+        val url = URL(uri)
+        var connection: HttpURLConnection? = null
+
+        val data = body.toString().toByteArray(Charsets.UTF_8)
+
+        try {
+            connection = url.openConnection() as HttpURLConnection
+            connection.requestMethod = "POST"
+            connection.connectTimeout = 60_000
+            connection.readTimeout = 60_000
+
+            connection.setRequestProperty("Accept", "application/json")
+            connection.setRequestProperty("Content-Type", "application/json")
+            headers.forEach { (key, value) ->
+                connection.setRequestProperty(key, value)
+            }
+
+            connection.doOutput = true
+            connection.setFixedLengthStreamingMode(data.size)
+
+            val outputStream = BufferedOutputStream(connection.outputStream)
+
+            outputStream.write(data)
+            outputStream.flush()
+            outputStream.close()
+
+            if (connection.responseCode / 100 != 2) {
+                throw Exception("Failed to load $uri (code: ${connection.responseCode})")
+            } else {
+                val inputStream = BufferedInputStream(connection.inputStream)
+                val reader = inputStream.bufferedReader(Charsets.UTF_8)
+                val result = JsonParser.parseReader(reader)
+
+                reader.close()
+                inputStream.close()
+
+                return result
+            }
+        } finally {
+            connection?.disconnect()
+        }
+    }
+
+    fun postApache(uri: String, body: JsonObject, headers: Map<String, String> = mapOf()): JsonElement {
         HttpClients.createDefault().use { httpClient ->
             val request = HttpPost(uri)
             request.config = RequestConfig.custom()