Added Baidu REST client and GUI frontend

gradle.properties

@@ -1,12 +1,33 @@
-minecraft_version=1.16.2
-forge_version=1.16.2-33.0.5
+#
+# Copyright (C) 2021 Ringosham
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+minecraft_version=1.16.4
+forge_version=1.16.4-35.1.4
 mappings_channel=snapshot
-mappings_version=20200723-1.16.1
+mappings_version=20201028-1.16.3
 mod_version=5.1.1
+# suppress inspection "UnusedProperty"
 mod_id=translationmod
 mod_name=Real time translation mod
 mod_vendor=Ringosham
 group_name=com.ringosham.translationmod
 # Gradle import fix
 # suppress inspection "UnusedProperty"
-org.gradle.daemon=false
+org.gradle.daemon=false
+# suppress inspection "UnusedProperty"
+# Gradle needs more memory
+org.gradle.jvmargs=-Xmx3G

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,23 @@
+#
+# Copyright (C) 2021 Ringosham
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
 #Sat Sep 14 01:19:13 BST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.9-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.3-all.zip

src/main/java/com/ringosham/translationmod/TranslationMod.java

@@ -1,3 +1,20 @@
+/*
+ * Copyright (C) 2021 Ringosham
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package com.ringosham.translationmod;
 
 import com.ringosham.translationmod.client.LangManager;
@@ -14,7 +31,7 @@
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
 
 /**
- * Real time translation project - Licensed under GPL v3
+ * Real time translation project
  *
  * @author Ringosham
  * @since 9/11/2015

src/main/java/com/ringosham/translationmod/client/BaiduClient.java

@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2021 Ringosham
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.ringosham.translationmod.client;
+
+import com.ringosham.translationmod.client.types.Language;
+import com.ringosham.translationmod.client.types.RequestResult;
+import com.ringosham.translationmod.common.ConfigManager;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.HashMap;
+import java.util.Map;
+
+public class BaiduClient extends RESTClient {
+
+    private static final char[] hexDigits = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
+
+    public BaiduClient() {
+        super("https://fanyi-api.baidu.com/api/trans/vip/translate");
+    }
+
+    @Override
+    public RequestResult translate(String message, Language from, Language to) {
+        Map<String, String> queryParam = new HashMap<>();
+        String encodedMessage = null;
+        //Percent encode message
+        try {
+            encodedMessage = URLEncoder.encode(message, StandardCharsets.UTF_8.name());
+        } catch (UnsupportedEncodingException ignored) {
+        }
+        //Query message
+        queryParam.put("q", encodedMessage);
+        //From language
+        queryParam.put("to", to.getBaiduCode());
+        //To language
+        queryParam.put("from", from.getBaiduCode());
+        //App ID
+        queryParam.put("appid", ConfigManager.config.baiduAppId.get());
+        //Salt
+        String salt = String.valueOf(System.currentTimeMillis());
+        queryParam.put("salt", salt);
+        //Signature
+        //Must use unencoded message for signature
+        queryParam.put("sign", sign(ConfigManager.config.baiduAppId.get(), message, salt, ConfigManager.config.baiduKey.get()));
+        Response response = POST(queryParam, "application/x-www-form-urlencoded");
+        if (response.getResponseCode() == 200) {
+            //Baidu does not follow HTTP codes at all. It's 200 regardless of success or failure
+            //wrrrrryyyyyyyyyy
+        } else {
+            //Most likely internal server error
+        }
+        //TODO Process response
+        return null;
+    }
+
+    private String sign(String appid, String q, String salt, String key) {
+        //Credits to Baidu's example
+        String rawSignString = appid + q + salt + key;
+        try {
+            MessageDigest digest = MessageDigest.getInstance("MD5");
+            byte[] rawSignBytes = rawSignString.getBytes(StandardCharsets.UTF_8);
+            byte[] signBytes = digest.digest(rawSignBytes);
+            //Turn it to a hex string
+            char[] signChars = new char[signBytes.length * 2];
+            int index = 0;
+            for (byte b : signBytes) {
+                //Turn MSB to hex
+                //Bytes in Java are signed. Unsigned shift by 4 to get MSB
+                //(Need to AND 0xf because the shift converted the byte back to int)
+                signChars[index++] = hexDigits[b >>> 4 & 0xf];
+                //Turn LSB to hex
+                //Bitwise AND to eliminate MSB
+                signChars[index++] = hexDigits[b & 0xf];
+            }
+            return new String(signChars);
+        } catch (NoSuchAlgorithmException ignored) {
+        }
+        return null;
+    }
+}