@ -0,0 +1,162 @@
|
||||
package net.micode.notes.tool;
|
||||
|
||||
import android.content.Context;
|
||||
import android.net.ConnectivityManager;
|
||||
import android.net.Network;
|
||||
import android.net.NetworkCapabilities;
|
||||
import android.net.NetworkInfo;
|
||||
import android.os.Build;
|
||||
import android.text.TextUtils;
|
||||
import android.util.Log;
|
||||
|
||||
import org.json.JSONArray;
|
||||
import org.json.JSONException;
|
||||
import org.json.JSONObject;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.InputStreamReader;
|
||||
import java.io.OutputStreamWriter;
|
||||
import java.net.HttpURLConnection;
|
||||
import java.net.URL;
|
||||
import java.security.MessageDigest;
|
||||
import java.util.Locale;
|
||||
|
||||
public class TranslateUtils {
|
||||
private static final String TAG = "TranslateUtils";
|
||||
|
||||
|
||||
private static final String YOUDAO_APP_KEY = "3abfa533dbdc44d1";
|
||||
private static final String YOUDAO_APP_SECRET = "aliNHKWhhTlaLjRAkOce4cHTubriEl0c";
|
||||
private static final String YOUDAO_URL = "https://openapi.youdao.com/api";
|
||||
|
||||
public static boolean isOnline(Context ctx) {
|
||||
ConnectivityManager cm = (ConnectivityManager) ctx.getSystemService(Context.CONNECTIVITY_SERVICE);
|
||||
if (cm == null) return false;
|
||||
|
||||
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
|
||||
Network network = cm.getActiveNetwork();
|
||||
if (network == null) return false;
|
||||
|
||||
NetworkCapabilities capabilities = cm.getNetworkCapabilities(network);
|
||||
return capabilities != null && (capabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)
|
||||
|| capabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR)
|
||||
|| capabilities.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET));
|
||||
} else {
|
||||
// 兼容低版本
|
||||
NetworkInfo ni = cm.getActiveNetworkInfo();
|
||||
return ni != null && ni.isConnected();
|
||||
}
|
||||
}
|
||||
|
||||
public static String translateParagraph(String text, String targetLang) {
|
||||
if (TextUtils.isEmpty(YOUDAO_APP_KEY) || TextUtils.isEmpty(YOUDAO_APP_SECRET)) {
|
||||
Log.w(TAG, "Youdao app key/secret not configured");
|
||||
return null;
|
||||
}
|
||||
try {
|
||||
Log.d(TAG, "Starting translation: text=" + text + ", targetLang=" + targetLang);
|
||||
|
||||
String q = text;
|
||||
String from = "auto";
|
||||
String to = targetLang == null ? "en" : targetLang;
|
||||
String salt = String.valueOf(System.currentTimeMillis());
|
||||
String sign = md5(YOUDAO_APP_KEY + q + salt + YOUDAO_APP_SECRET);
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
sb.append("appKey=").append(urlEncode(YOUDAO_APP_KEY));
|
||||
sb.append("&q=").append(urlEncode(q));
|
||||
sb.append("&salt=").append(urlEncode(salt));
|
||||
sb.append("&from=").append(urlEncode(from));
|
||||
sb.append("&to=").append(urlEncode(to));
|
||||
sb.append("&sign=").append(urlEncode(sign));
|
||||
|
||||
URL url = new URL(YOUDAO_URL);
|
||||
Log.d(TAG, "Connecting to: " + YOUDAO_URL);
|
||||
|
||||
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
|
||||
conn.setRequestMethod("POST");
|
||||
conn.setConnectTimeout(10000);
|
||||
conn.setReadTimeout(10000);
|
||||
conn.setDoOutput(true);
|
||||
conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
|
||||
|
||||
OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
|
||||
writer.write(sb.toString());
|
||||
writer.flush();
|
||||
writer.close();
|
||||
|
||||
int code = conn.getResponseCode();
|
||||
Log.d(TAG, "Response code: " + code);
|
||||
|
||||
if (code != 200) {
|
||||
Log.w(TAG, "Youdao response code:" + code);
|
||||
// 读取错误响应
|
||||
try (BufferedReader br = new BufferedReader(new InputStreamReader(conn.getErrorStream(), "UTF-8"))) {
|
||||
StringBuilder errorResp = new StringBuilder();
|
||||
String line;
|
||||
while ((line = br.readLine()) != null) {
|
||||
errorResp.append(line);
|
||||
}
|
||||
Log.w(TAG, "Error response: " + errorResp.toString());
|
||||
} catch (Exception e) {
|
||||
Log.w(TAG, "Failed to read error response", e);
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
|
||||
StringBuilder resp = new StringBuilder();
|
||||
String line;
|
||||
while ((line = br.readLine()) != null) {
|
||||
resp.append(line);
|
||||
}
|
||||
br.close();
|
||||
conn.disconnect();
|
||||
|
||||
Log.d(TAG, "Response: " + resp.toString());
|
||||
|
||||
JSONObject json = new JSONObject(resp.toString());
|
||||
if (json.has("translation")) {
|
||||
JSONArray arr = json.getJSONArray("translation");
|
||||
if (arr.length() > 0) {
|
||||
String result = arr.getString(0);
|
||||
Log.d(TAG, "Translation result: " + result);
|
||||
return result;
|
||||
}
|
||||
}
|
||||
// fallback: try webdict or basic
|
||||
if (json.has("web") && json.getJSONArray("web").length() > 0) {
|
||||
JSONObject w = json.getJSONArray("web").getJSONObject(0);
|
||||
if (w.has("value")) {
|
||||
JSONArray v = w.getJSONArray("value");
|
||||
if (v.length() > 0) {
|
||||
String result = v.getString(0);
|
||||
Log.d(TAG, "Web dict fallback result: " + result);
|
||||
return result;
|
||||
}
|
||||
}
|
||||
}
|
||||
Log.w(TAG, "No translation found in response");
|
||||
return null;
|
||||
} catch (Exception e) {
|
||||
Log.w(TAG, "translate error: " + e.getMessage(), e);
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
private static String urlEncode(String s) throws Exception {
|
||||
return java.net.URLEncoder.encode(s, "UTF-8");
|
||||
}
|
||||
|
||||
private static String md5(String s) throws Exception {
|
||||
MessageDigest md = MessageDigest.getInstance("MD5");
|
||||
byte[] bytes = md.digest(s.getBytes("UTF-8"));
|
||||
StringBuilder sb = new StringBuilder();
|
||||
for (byte b : bytes) {
|
||||
String hex = Integer.toHexString(b & 0xff);
|
||||
if (hex.length() == 1) sb.append('0');
|
||||
sb.append(hex);
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue