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qcloud sdk for tencentyun
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package com.qcloud;
import java.io.*;
import java.util.*;
import java.net.HttpURLConnection;
import java.net.URL;
import org.json.JSONObject;
import org.json.JSONException;
import com.qcloud.sign.*;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.commons.codec.digest.DigestUtils;
/**
*
* @author jusisli
*/
public class PicCloud {
protected static String VERSION = "2.1.4";
protected static String QCLOUD_DOMAIN = "image.myqcloud.com";
protected static String PROCESS_DOMAIN = "service.image.myqcloud.com";
protected int mAppId;
protected String mSecretId;
protected String mSecretKey;
protected String mBucket;
protected int mErrno;
protected String mError;
protected String mMagicContect;
protected CloudClient mClient;
/**
* PicCloud 构造方法
* @param appId 授权appId
* @param secretId 授权secret_id
* @param secretKey 授权secret_key
*/
public PicCloud(int appId, String secretId, String secretKey) {
mAppId = appId;
mSecretId = secretId;
mSecretKey = secretKey;
mErrno = 0;
mBucket = "";
mError = "";
mClient = new CloudClient();
}
/**
* PicCloud 构造方法
* @param appId 授权appId
* @param secret_id 授权secret_id
* @param secret_key 授权secret_key
* @param bucket ` 空间名
*/
public PicCloud(int appId, String secret_id, String secret_key, String bucket) {
mAppId = appId;
mSecretId = secret_id;
mSecretKey = secret_key;
mBucket = bucket;
mErrno = 0;
mError = "";
mClient = new CloudClient();
}
public String getVersion(){
return VERSION;
}
public int getErrno() {
return mErrno;
}
public String getErrMsg() {
return mError;
}
public int setError(int errno, String msg) {
mErrno = errno;
mError = msg;
return errno;
}
public String getError() {
return "errno=" + mErrno + " desc=" + mError;
}
public void setMagicContext(String context){
mMagicContect = context;
}
public String getMagicContext(){
return mMagicContect;
}
public String getUrl(String userid, String fileId){
String url;
if ("".equals(mBucket)) {
url = String.format("http://web.%s/photos/v1/%d/%s", QCLOUD_DOMAIN, mAppId, userid);
}else{
url = String.format("http://web.%s/photos/v2/%d/%s/%s", QCLOUD_DOMAIN, mAppId, mBucket, userid);
}
if ("".equals(fileId) == false) {
String params = fileId;
try {
params = java.net.URLEncoder.encode(fileId, "ISO-8859-1");
} catch (UnsupportedEncodingException ex) {
System.out.printf("url encode failed, fileId=%s", fileId);
}
url += "/"+params;
}
return url;
}
public String getDownloadUrl(String userid, String fileId){
String url;
if ("".equals(mBucket)) {
url = String.format("http://%d.%s/%d/%s/%s/original", mAppId, QCLOUD_DOMAIN, mAppId, userid, fileId);
}else{
url = String.format("http://%s-%d.%s/%s-%d/%s/%s/original", mBucket, mAppId, QCLOUD_DOMAIN, mBucket, mAppId, userid, fileId);
}
return url;
}
public JSONObject getResponse(String rsp){
if("".equals(rsp)){
setError(-1, "empty rsp");
return null;
}
JSONObject pack = new JSONObject(rsp);
int code = pack.getInt("code");
String msg = pack.getString("message");
if (code != 0) {
setError(code, msg);
return null;
}
return pack;
}
/**
* Upload 上传图片
* @param fileName 上传的文件名
* @return 返回结果
*/
public UploadResult upload(String fileName) {
return upload(fileName, "", new PicAnalyze());
}
public UploadResult upload(String fileName, String fileId) {
return upload(fileName, fileId, new PicAnalyze());
}
public UploadResult upload(String fileName, String fileId, PicAnalyze flag) {
if ("".equals(fileName)) {
setError(-1, "invalid file name");
return null;
}
FileInputStream fileStream = null;
try {
fileStream = new FileInputStream(fileName);
} catch (FileNotFoundException ex) {
setError(-1, "invalid file name");
return null;
}
return upload(fileStream, fileId, flag);
}
public UploadResult upload(InputStream inputStream) {
return upload(inputStream, "", new PicAnalyze());
}
public UploadResult upload(InputStream inputStream, String fileId) {
return upload(inputStream, fileId, new PicAnalyze());
}
public UploadResult upload(InputStream inputStream, String fileId, PicAnalyze flag) {
String url = getUrl("0", fileId);
//check analyze flag
String queryString = "";
if(flag.fuzzy != 0){
queryString += ".fuzzy";
}
if(flag.food != 0){
queryString += ".food";
}
if ("".equals(queryString) == false) {
url += "?analyze="+queryString.substring(1);
}
// create sign
long expired = System.currentTimeMillis() / 1000 + 2592000;
String sign = getSign(expired);
if (null == sign) {
setError(-1, "create app sign failed");
return null;
}
HashMap header = new HashMap();
header.put("Authorization", sign);
header.put("Host", "web.image.myqcloud.com");
HashMap body = new HashMap();
JSONObject rspData = null;
try {
byte[] data = new byte[inputStream.available()];
inputStream.read(data);
String rsp = mClient.post(url, header, body, data);
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error, rsp="+rsp);
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
UploadResult info = new UploadResult();
try {
info.url = rspData.getString("url");
info.downloadUrl = rspData.getString("download_url");
info.fileId = rspData.getString("fileid");
if(rspData.has("info") && rspData.getJSONArray("info").length() > 0 ){
info.width = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("width");
info.height = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("height");
}
if(rspData.has("is_fuzzy")){
info.analyze.fuzzy = rspData.getInt("is_fuzzy");
}
if(rspData.has("is_food")){
info.analyze.food = rspData.getInt("is_food");
}
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
setError(0, "success");
return info;
}
/**
* 分片上传接口族
* @param fileName 上传的文件名
* @return 返回结果
*/
public SliceUploadInfo simpleUploadSlice(String fileName){
return simpleUploadSlice(fileName, "", 0);
}
public SliceUploadInfo simpleUploadSlice(String fileName, int sliceSize){
return simpleUploadSlice(fileName, "", sliceSize);
}
public SliceUploadInfo simpleUploadSlice(String fileName, String fileId, int sliceSize){
int fileSize = 0;
FileInputStream fs;
byte[] data = null;
try {
fs = new FileInputStream(fileName);
fileSize = fs.available();
data = new byte[fileSize];
fs.read(data);
fs.close();
} catch (Exception e) {
setError(-1, "read file failed");
return null;
}
SliceUploadInfo info = initUploadSlice(fileId, data, fileSize, sliceSize);
if(null == info){
return info;
}
while(false == info.finishFlag){
SliceUploadInfo newInfo = UploadSlice(data, info);
if(newInfo == null){
setError(-1, "slice upload failed, need retry");
return null;
}
info = newInfo;
}
setError(0, "success");
return info;
}
public SliceUploadInfo simpleUploadSlice(String fileName, SliceUploadInfo lastInfo){
FileInputStream fs;
byte[] data = null;
try {
fs = new FileInputStream(fileName);
data = new byte[fs.available()];
fs.read(data);
fs.close();
} catch (Exception e) {
setError(-1, "read file failed");
return null;
}
SliceUploadInfo info = initUploadSlice(lastInfo.fileId, data, lastInfo.fileSize, lastInfo.sliceSize, lastInfo.session);
if(null == info){
return info;
}
int maxRetry = 3;
while(false == info.finishFlag){
int retry = 0;
while(retry < maxRetry){
retry++;
SliceUploadInfo newInfo = UploadSlice(data, info);
if(newInfo != null){
info = newInfo;
break;
}
}
if(retry >= maxRetry){
setError(-1, "slice upload failed, need retry");
return null;
}
}
setError(0, "success");
return info;
}
public SliceUploadInfo initUploadSlice(String fileId, byte[] data, int fileSize, int sliceSize) {
return initUploadSlice(fileId, data, fileSize, sliceSize, "");
}
public SliceUploadInfo initUploadSlice(String fileId, byte[] data, int fileSize, int sliceSize, String session) {
SliceUploadInfo info = new SliceUploadInfo();
//获得文件大小和sha
String sha = DigestUtils.sha1Hex(data);
// create sign
long expired = System.currentTimeMillis() / 1000 + 2592000;
String sign = getSign(expired);
if (null == sign) {
setError(-1, "create app sign failed");
return null;
}
HashMap header = new HashMap();
header.put("Authorization", sign);
header.put("Host", "web.image.myqcloud.com");
HashMap body = new HashMap();
body.put("op", "upload_slice");
body.put("sha", sha);
body.put("filesize", fileSize);
if(sliceSize > 0){
body.put("slice_size", sliceSize);
}
if("".equals(session)){
body.put("session", session);
}
String url = getUrl("0", fileId);
JSONObject rspData = null;
try {
String rsp = mClient.post(url, header, body, null);
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error, rsp="+rsp);
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
try {
if(rspData.has("url")){
//命中秒传
info.finishFlag = true;
info.url = rspData.getString("url");
info.downloadUrl = rspData.getString("download_url");
info.fileId = rspData.getString("fileid");
if(rspData.has("info") && rspData.getJSONArray("info").length() > 0 ){
info.width = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("width");
info.height = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("height");
}
}else if(rspData.has("session")){
info.finishFlag = false;
info.reqUrl = url;
info.sign = sign;
info.session = rspData.getString("session");
info.fileSize = fileSize;
info.offset = rspData.getInt("offset");
info.sliceSize = rspData.getInt("slice_size");
}else{
setError(-1, "qcloud api response data error");
return null;
}
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
return info;
}
public SliceUploadInfo UploadSlice(byte[] data, SliceUploadInfo info) {
if(info.finishFlag){
setError(0, "success");
return info;
}
HashMap header = new HashMap();
header.put("Authorization", info.sign);
header.put("Host", "web.image.myqcloud.com");
HashMap body = new HashMap();
body.put("op", "upload_slice");
body.put("session", info.session);
body.put("offset", info.offset);
JSONObject rspData = null;
try {
int from = info.offset;
int to = info.offset+info.sliceSize;
to = to > info.fileSize ? info.fileSize : to;
byte[] sliceData = Arrays.copyOfRange(data, from, to);
String rsp = mClient.post(info.reqUrl, header, body, sliceData);
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error, rsp="+rsp);
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
SliceUploadInfo newInfo = new SliceUploadInfo();
try {
if(rspData.has("url")){
//上传完成
newInfo.finishFlag = true;
newInfo.url = rspData.getString("url");
newInfo.downloadUrl = rspData.getString("download_url");
newInfo.fileId = rspData.getString("fileid");
if(rspData.has("info") && rspData.getJSONArray("info").length() > 0 ){
newInfo.width = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("width");
newInfo.height = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("height");
}
}else if(rspData.has("session")){
newInfo.finishFlag = false;
newInfo.reqUrl = info.reqUrl;
newInfo.sign = info.sign;
newInfo.session = rspData.getString("session");
newInfo.offset = rspData.getInt("offset") + info.sliceSize;
newInfo.sliceSize = info.sliceSize;
newInfo.fileSize = info.fileSize;
//newInfo.sliceSize = rspData.getInt("slice_size");
}else{
setError(-1, "qcloud api response data error");
return null;
}
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
setError(0, "success");
return newInfo;
}
/**
* Delete 删除图片
* @param fileId 图片的唯一标识
* @return 错误码，0为成功
*/
public int delete(String fileId) {
// create sign once
String sign = getSignOnce(fileId);
if (null == sign) {
return setError(-1, "create app sign failed");
}
HashMap header = new HashMap();
header.put("Authorization", sign);
header.put("Host", "web.image.myqcloud.com");
String url = getUrl("0", fileId) + "/del";
try {
String rsp = mClient.post(url, header, null, null);
JSONObject rspData = getResponse(rsp);
if(null == rspData){
return setError(-1, "qcloud api response packet error, rsp="+rsp);
}
} catch (Exception e) {
return setError(-1, "url exception, e=" + e.toString());
}
return setError(0, "success");
}
/**
* Stat 查询图片信息
* @param fileId 图片fileid
* @return 返回结果
*/
public PicInfo stat(String fileId) {
HashMap header = new HashMap();
header.put("Host", "web.image.myqcloud.com");
String url = getUrl("0", fileId);
JSONObject rspData = null;
try {
String rsp = mClient.get(url, header, null);
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error, rsp="+rsp);
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
PicInfo info = new PicInfo();
try {
info.url = rspData.getString("file_url");
info.fileId = rspData.getString("file_fileid");
info.uploadTime = rspData.getInt("file_upload_time");
info.size = rspData.getInt("file_size");
info.md5 = rspData.getString("file_md5");
info.width = rspData.getInt("photo_width");
info.height = rspData.getInt("photo_height");
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
setError(0, "success");
return info;
}
/**
* Copy 复制图片
* @param fileId 图片的唯一标识
* @return 返回结果
*/
public UploadResult copy(String fileId) {
// create sign once
String sign = getSignOnce(fileId);
if (null == sign) {
setError(-1, "create app sign failed");
return null;
}
HashMap header = new HashMap();
header.put("Authorization", sign);
header.put("Host", "web.image.myqcloud.com");
String url = getUrl("0", fileId) + "/copy";
JSONObject rspData = null;
try {
String rsp = mClient.post(url, header, null, null);
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error, rsp="+rsp);
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
UploadResult info = new UploadResult();
try {
info.url = rspData.getString("url");
info.downloadUrl = rspData.getString("download_url");
info.fileId = info.url.substring(info.url.lastIndexOf('/') + 1);
if(rspData.has("info") && rspData.getJSONArray("info").length() > 0 ){
info.width = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("width");
info.height = rspData.getJSONArray("info").getJSONObject(0).getJSONObject("0").getInt("height");
}
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
setError(0, "success");
return info;
}
/**
* Download 下载图片
* @param url 图片的唯一标识
* @param fileName 下载图片的保存路径
* @return 错误码，0为成功
*/
public int download(String url, String fileName) {
JSONObject rspData = null;
try {
String rsp = mClient.get(url, null, null);
File file = new File(fileName);
DataOutputStream ops = new DataOutputStream(new FileOutputStream(
file));
ops.writeBytes(rsp);
ops.close();
} catch (Exception e) {
return setError(-1, "url exception, e=" + e.toString());
}
return setError(0, "success");
}
public String getSign(long expired) {
return FileCloudSign.appSignV2(mAppId, mSecretId, mSecretKey, mBucket, expired);
}
public String getSignOnce(String fileId) {
return FileCloudSign.appSignOnceV2(mAppId, mSecretId, mSecretKey, mBucket, fileId);
}
public String getProcessSign(long expired, String url) {
return PicProcessSign.sign(mAppId, mSecretId, mSecretKey, mBucket, expired, url);
}
public PornDetectInfo pornDetect(String url) {
// create sign
long expired = System.currentTimeMillis() / 1000 + 3600*24;
String sign = getProcessSign(expired, url);
if (null == sign) {
setError(-1, "create app sign failed");
return null;
}
HashMap header = new HashMap();
header.put("Authorization", sign);
header.put("Host", PROCESS_DOMAIN);
header.put("Content-Type", "application/json");
//create body
JSONObject reqData = new JSONObject();
reqData.put("appid", mAppId);
reqData.put("bucket", mBucket);
reqData.put("url", url);
String reqUrl = "http://"+PROCESS_DOMAIN + "/detection/pornDetect";
JSONObject rspData = null;
try {
String rsp = mClient.post(reqUrl, header, null, reqData.toString().getBytes());
rspData = getResponse(rsp);
if(null == rspData || false == rspData.has("data")){
setError(-1, "qcloud api response error");
return null;
}
rspData = rspData.getJSONObject("data");
} catch (Exception e) {
setError(-1, "url exception, e=" + e.toString());
return null;
}
PornDetectInfo info = new PornDetectInfo();
try {
info.result = rspData.getInt("result");
info.confidence = rspData.getDouble("confidence");
info.pornScore = rspData.getDouble("porn_score");
info.normalScore = rspData.getDouble("normal_score");
info.hotScore = rspData.getDouble("hot_score");
} catch (JSONException e) {
setError(-1, "json exception, e=" + e.toString());
return null;
}
setError(0, "success");
return info;
}
};