import android.text.TextUtils; import com.lidroid.xutils.HttpUtils; import com.lidroid.xutils.http.RequestParams; import com.lidroid.xutils.http.callback.RequestCallBack; import com.lidroid.xutils.http.client.HttpRequest; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.Reader; import java.net.HttpURLConnection; import java.net.URL; import java.net.URLEncoder; import java.security.GeneralSecurityException; import java.security.MessageDigest; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Arrays; import java.util.Date; import java.util.HashMap; import java.util.Map; import java.util.Map.Entry; import java.util.Set; import java.util.zip.GZIPInputStream; import javax.crypto.Mac; import javax.crypto.SecretKey; import javax.crypto.spec.SecretKeySpec; /** * Created by Administrator on 2017/8/14. */ public class TbkRequest { private static final int TIMEOUT = 5 * 1000; private static final String SIGN_METHOD_MD5 = "md5"; private static final String SIGN_METHOD_HMAC = "hmac"; private static final String CHARSET_UTF8 = "utf-8"; private static final String CONTENT_ENCODING_GZIP = "gzip"; public static final String serverUrl = "http://gw.api.taobao.com/router/rest"; public static final String appKey = ""; public static final String appSecret = ""; public static <T> void HttpClientGet(String url, RequestParams params, RequestCallBack<T> callBack) { HttpUtils utils = new HttpUtils(TIMEOUT); // utils.configCurrentHttpCacheExpiry(0); if (params == null) params = new RequestParams(); // utils.configDefaultHttpCacheExpiry(0); utils.send(HttpRequest.HttpMethod.GET, url, params, callBack); } public static <T> void HttpClientPost(final String url, RequestParams params, RequestCallBack<T> callBack) { HttpUtils utils = new HttpUtils(TIMEOUT); utils.send(HttpRequest.HttpMethod.POST, url, params, callBack); } public static final String SALES = "total_sales_des"; public static final String PRICE = "zk_final_price_asc";//不可用 需要解析后排序 public static final String PRICE_DES = "zk_final_price_dec"; public static <T> void recommend(String key, String sort, int page, RequestCallBack<T> callBack) { Map<String, String> map = new HashMap<String, String>(); DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); map.put("timestamp", df.format(new Date())); map.put("v", "2.0"); map.put("app_key", appKey); map.put("target_app_key", appSecret); map.put("method", "taobao.tbk.item.get"); map.put("format", "json"); // map.put("cat", "16,18"); if (!TextUtils.isEmpty(sort)) { map.put("sort", sort); } map.put("page_no", page + ""); map.put("q", key); map.put("force_sensitive_param_fuzzy", "true"); map.put("fields", "num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick"); map.put("sign_method", SIGN_METHOD_MD5); RequestParams params = new RequestParams(); for (Map.Entry<String, String> entry : map.entrySet()) { String name = entry.getKey(); String value = entry.getValue(); if (!TextUtils.isEmpty(name) && !TextUtils.isEmpty(value)) { params.addQueryStringParameter(name, value); } } String sign = null; try { sign = signTopRequest(map, appSecret, SIGN_METHOD_MD5); } catch (IOException e) { e.printStackTrace(); } params.addQueryStringParameter("sign", sign); HttpClientGet(serverUrl, params, callBack); } // http://gw.api.taobao.com/router/rest?sign=E3F878389140607D9603E9C350762A17×tamp=2017-08-16 14:28:52&v=2.0&app_key=24580132&method=taobao.tbk.uatm.favorites.item.get&partner_id=top-apitools&format=json&adzone_id=126536537&favorites_id=10087023&force_sensitive_param_fuzzy=true&fields=num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick public static <T> void favorites(long adzone_id, long favorites_id, int page, RequestCallBack<T> callBack) { Map<String, String> map = new HashMap<String, String>(); DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); map.put("timestamp", df.format(new Date())); map.put("v", "2.0"); map.put("app_key", appKey); map.put("target_app_key", appSecret); map.put("method", "taobao.tbk.uatm.favorites.item.get"); map.put("format", "json"); map.put("force_sensitive_param_fuzzy", "true"); map.put("fields", "num_iid,title,pict_url,small_images,reserve_price,zk_final_price,user_type,provcity,item_url,seller_id,volume,nick"); map.put("sign_method", SIGN_METHOD_MD5); // long adzone_id = 126536537; // long favorites_id = 10087023; map.put("adzone_id", adzone_id + ""); map.put("favorites_id", favorites_id + ""); map.put("page_no", page + ""); RequestParams params = new RequestParams(); for (Map.Entry<String, String> entry : map.entrySet()) { String name = entry.getKey(); String value = entry.getValue(); if (!TextUtils.isEmpty(name) && !TextUtils.isEmpty(value)) { params.addQueryStringParameter(name, value); } } String sign = null; try { sign = signTopRequest(map, appSecret, SIGN_METHOD_MD5); } catch (IOException e) { e.printStackTrace(); } params.addQueryStringParameter("sign", sign); HttpClientGet(serverUrl, params, callBack); } /** * 对TOP请求进行签名。 */ private static String signTopRequest(Map<String, String> params, String secret, String signMethod) throws IOException { // 第一步:检查参数是否已经排序 String[] keys = params.keySet().toArray(new String[0]); Arrays.sort(keys); // 第二步:把所有参数名和参数值串在一起 StringBuilder query = new StringBuilder(); if (SIGN_METHOD_MD5.equals(signMethod)) { query.append(secret); } for (String key : keys) { String value = params.get(key); if (isNotEmpty(key) && isNotEmpty(value)) { query.append(key).append(value); } } // 第三步:使用MD5/HMAC加密 byte[] bytes; if (SIGN_METHOD_HMAC.equals(signMethod)) { bytes = encryptHMAC(query.toString(), secret); } else { query.append(secret); bytes = encryptMD5(query.toString()); } // 第四步:把二进制转化为大写的十六进制 return byte2hex(bytes); } /** * 对字节流进行HMAC_MD5摘要。 */ private static byte[] encryptHMAC(String data, String secret) throws IOException { byte[] bytes = null; try { SecretKey secretKey = new SecretKeySpec(secret.getBytes(CHARSET_UTF8), "HmacMD5"); Mac mac = Mac.getInstance(secretKey.getAlgorithm()); mac.init(secretKey); bytes = mac.doFinal(data.getBytes(CHARSET_UTF8)); } catch (GeneralSecurityException gse) { throw new IOException(gse.toString()); } return bytes; } /** * 对字符串采用UTF-8编码后,用MD5进行摘要。 */ private static byte[] encryptMD5(String data) throws IOException { return encryptMD5(data.getBytes(CHARSET_UTF8)); } /** * 对字节流进行MD5摘要。 */ private static byte[] encryptMD5(byte[] data) throws IOException { byte[] bytes = null; try { MessageDigest md = MessageDigest.getInstance("MD5"); bytes = md.digest(data); } catch (GeneralSecurityException gse) { throw new IOException(gse.toString()); } return bytes; } /** * 把字节流转换为十六进制表示方式。 */ private static String byte2hex(byte[] bytes) { StringBuilder sign = new StringBuilder(); for (int i = 0; i < bytes.length; i++) { String hex = Integer.toHexString(bytes[i] & 0xFF); if (hex.length() == 1) { sign.append("0"); } sign.append(hex.toUpperCase()); } return sign.toString(); } private static String callApi(URL url, Map<String, String> params) throws IOException { String query = buildQuery(params, CHARSET_UTF8); byte[] content = {}; if (query != null) { content = query.getBytes(CHARSET_UTF8); } HttpURLConnection conn = null; OutputStream out = null; String rsp = null; try { conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("POST"); conn.setDoInput(true); conn.setDoOutput(true); conn.setRequestProperty("Host", url.getHost()); conn.setRequestProperty("Accept", "text/xml,text/javascript"); conn.setRequestProperty("User-Agent", "top-sdk-java"); conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + CHARSET_UTF8); out = conn.getOutputStream(); out.write(content); rsp = getResponseAsString(conn); } finally { if (out != null) { out.close(); } if (conn != null) { conn.disconnect(); } } return rsp; } private static String buildQuery(Map<String, String> params, String charset) throws IOException { if (params == null || params.isEmpty()) { return null; } StringBuilder query = new StringBuilder(); Set<Entry<String, String>> entries = params.entrySet(); boolean hasParam = false; for (Entry<String, String> entry : entries) { String name = entry.getKey(); String value = entry.getValue(); // 忽略参数名或参数值为空的参数 if (isNotEmpty(name) && isNotEmpty(value)) { if (hasParam) { query.append("&"); } else { hasParam = true; } query.append(name).append("=").append(URLEncoder.encode(value, charset)); } } return query.toString(); } private static String getResponseAsString(HttpURLConnection conn) throws IOException { String charset = getResponseCharset(conn.getContentType()); if (conn.getResponseCode() < 400) { String contentEncoding = conn.getContentEncoding(); if (CONTENT_ENCODING_GZIP.equalsIgnoreCase(contentEncoding)) { return getStreamAsString(new GZIPInputStream(conn.getInputStream()), charset); } else { return getStreamAsString(conn.getInputStream(), charset); } } else {// Client Error 4xx and Server Error 5xx throw new IOException(conn.getResponseCode() + " " + conn.getResponseMessage()); } } private static String getStreamAsString(InputStream stream, String charset) throws IOException { try { Reader reader = new InputStreamReader(stream, charset); StringBuilder response = new StringBuilder(); final char[] buff = new char[1024]; int read = 0; while ((read = reader.read(buff)) > 0) { response.append(buff, 0, read); } return response.toString(); } finally { if (stream != null) { stream.close(); } } } private static String getResponseCharset(String ctype) { String charset = CHARSET_UTF8; if (isNotEmpty(ctype)) { String[] params = ctype.split(";"); for (String param : params) { param = param.trim(); if (param.startsWith("charset")) { String[] pair = param.split("=", 2); if (pair.length == 2) { if (isNotEmpty(pair[1])) { charset = pair[1].trim(); } } break; } } } return charset; } private static boolean isNotEmpty(String value) { int strLen; if (value == null || (strLen = value.length()) == 0) { return false; } for (int i = 0; i < strLen; i++) { if ((Character.isWhitespace(value.charAt(i)) == false)) { return true; } } return false; } }
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