com.wudaosoft.weixinsdk.CommonApi Maven / Gradle / Ivy
/* Copyright(c)2010-2014 WUDAOSOFT.COM
*
* Email:[email protected]
*
* QQ:275100589
*/
package com.wudaosoft.weixinsdk;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import org.apache.http.Consts;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONException;
import com.alibaba.fastjson.JSONObject;
import com.wudaosoft.weixinsdk.httpclient.HttpClientUtils;
import com.wudaosoft.weixinsdk.type.MediaType;
import com.wudaosoft.weixinsdk.utils.DigestUtils;
import com.wudaosoft.weixinsdk.utils.StringUtils;
/**
*
* 微信公共API
*
*
* @author Changsoul.Wu
* @date 2014年3月28日 下午3:44:08
*/
public class CommonApi {
private static final Logger log = LoggerFactory.getLogger(CommonApi.class);
private static final String SPLIT = "";
/**
* 验证微信签名
*
* @param signature
* @param timestamp
* @param nonce
* @return
*/
public static boolean checkSignature(String token, String signature, String timestamp, String nonce) {
if (signature == null || timestamp == null || nonce == null)
return false;
String[] params = { token, timestamp, nonce };
Arrays.sort(params);
String str = StringUtils.arrToString(params, SPLIT);
str = DigestUtils.sha1(str);
if (signature.equals(str))
return true;
return false;
}
public static Map genJsApiSignature(String jsAPITicket, String url) {
Map params = new HashMap();
params.put("jsapi_ticket", jsAPITicket);
params.put("noncestr", create_nonce_str());
params.put("timestamp", create_timestamp());
params.put("url", url);
List> paramsList = new ArrayList>(params.entrySet());
// 按键升序
Collections.sort(paramsList, new Comparator>() {
public int compare(Map.Entry mapping1, Map.Entry mapping2) {
return mapping1.getKey().compareTo(mapping2.getKey());
}
});
StringBuilder sb = new StringBuilder();
for (Map.Entry entry : paramsList) {
sb.append(entry.getKey()).append("=").append(entry.getValue()).append("&");
}
String signature = DigestUtils.sha1(sb.deleteCharAt(sb.length() - 1).toString());
params.put("signature", signature);
return params;
}
/**
* 公众号在使用接口时，对多媒体文件、多媒体消息的获取和调用等操作，是通过media_id来进行的。通过本接口，公众号可以上传或下载多媒体文件。
* 但请注意，每个多媒体文件（media_id）会在上传、用户发送到微信服务器3天后自动删除，以节省服务器资源。
* 公众号可调用本接口来上传图片、语音、视频等文件到微信服务器，上传后服务器会返回对应的media_id，
* 公众号此后可根据该media_id来获取多媒体。请注意，media_id是可复用的，调用该接口需http协议。
*
* @param json
* @return
*/
public static String mediaUpload(MediaType type, File media, WeiXinConfig wxConf) {
String url = ApiUrlConstants.MEDIA_UPLOAD + "?access_token=" + wxConf.getAccessToken() + "&type=" + type;
String resp = HttpClientUtils.postWeiXinMedia(url, media);
if (resp != null) {
try {
JSONObject rs = JSONObject.parseObject(resp);
if (rs.containsKey("media_id")) {
String mediaId = rs.getString("media_id");
log.info("Media upload success! mediaId:" + mediaId);
return mediaId;
} else {
log.info("Media upload error:" + resp);
}
} catch (JSONException e) {
log.error(e.getMessage(), e);
}
}
return null;
}
public static String mediaUploadForever(MediaType type, File media, WeiXinConfig wxConf) {
String url = ApiUrlConstants.ADD_MATERIAL + "?access_token=" + wxConf.getAccessToken() + "&type=" + type;
String resp = HttpClientUtils.postWeiXinMedia(url, media);
if (resp != null) {
try {
JSONObject rs = JSONObject.parseObject(resp);
if (rs.containsKey("media_id")) {
String mediaId = rs.getString("media_id");
log.info("Media upload forever upload success! mediaId:" + mediaId);
return mediaId;
} else {
log.info("Media upload forever error:" + resp);
}
} catch (JSONException e) {
log.error(e.getMessage(), e);
}
}
return null;
}
/**
* 请注意，本接口所上传的图片不占用公众号的素材库中图片数量的5000个的限制。 图片仅支持jpg/png格式，大小必须在1MB以下。
*
* @param json
* @return
*/
public static String mediaUploadingForArticle(File media, WeiXinConfig wxConf) {
String url = ApiUrlConstants.MEDIA_UPLOAD_FOR_ARTICLE + "?access_token=" + wxConf.getAccessToken();
String resp = HttpClientUtils.postWeiXinMedia(url, media);
if (resp != null) {
try {
JSONObject rs = JSONObject.parseObject(resp);
if (rs.containsKey("url")) {
String mediaUrl = rs.getString("url");
log.info("Media upload for article success! url:" + mediaUrl);
return mediaUrl;
} else {
log.info("Media upload for article error:" + resp);
}
} catch (JSONException e) {
log.error(e.getMessage(), e);
}
}
return null;
}
/**
* 公众号可以使用本接口获取临时素材（即下载临时的多媒体文件）。请注意，视频文件不支持https下载，调用该接口需http协议。
* 本接口即为原“下载多媒体文件”接口。
*
* @param dir
* 文件目录，不包含文件名
* @param mediaId
* 微信文件mediaId
* @return
*/
public static File mediaDownLoad(String dir, String mediaId, WeiXinConfig wxConf) {
String url = ApiUrlConstants.MEDIA_DOWNLOAD + "?access_token=" + wxConf.getAccessToken() + "&media_id="
+ mediaId;
try {
HttpGet httpGet = new HttpGet(url);
// httpGet.setHeader(HttpHeaders.ACCEPT_ENCODING, "");
HttpResponse httpResponse = HttpClientUtils.getHttpClient().execute(httpGet);
StatusLine statusLine = httpResponse.getStatusLine();
Header contentDisposition = httpResponse.getLastHeader("Content-disposition");
File file = null;
if (statusLine.getStatusCode() == 200 && contentDisposition != null) {
String filename = contentDisposition.getValue().split(";")[1].split("=")[1].replace("\"", "");
file = new File(dir, filename);
FileOutputStream outputStream = new FileOutputStream(file);
InputStream inputStream = httpResponse.getEntity().getContent();
byte buff[] = new byte[4096];
int counts = 0;
while ((counts = inputStream.read(buff)) != -1) {
outputStream.write(buff, 0, counts);
}
outputStream.flush();
outputStream.close();
log.debug("download weixin media success! file: " + file.getAbsolutePath());
}
EntityUtils.consume(httpResponse.getEntity());
return file;
} catch (Exception e) {
log.error(e.getMessage(), e);
}
return null;
}
public static boolean getMaterialImage(OutputStream outputStream, String mediaId, WeiXinConfig wxConf) {
String url = ApiUrlConstants.GET_MATERIAL + "?access_token=" + wxConf.getAccessToken();
try {
Map params = new HashMap();
params.put("media_id", mediaId);
HttpPost httpPost = new HttpPost(url);
StringEntity reqEntity = new StringEntity(JSON.toJSONString(params), Consts.UTF_8);
reqEntity.setContentType(HttpClientUtils.JSON_CONTENT_TYPE);
httpPost.setEntity(reqEntity);
// httpGet.setHeader(HttpHeaders.ACCEPT_ENCODING, "");
HttpResponse httpResponse = HttpClientUtils.getHttpClient().execute(httpPost);
StatusLine statusLine = httpResponse.getStatusLine();
if (statusLine.getStatusCode() == 200) {
InputStream inputStream = httpResponse.getEntity().getContent();
byte buff[] = new byte[4096];
int counts = 0;
while ((counts = inputStream.read(buff)) != -1) {
outputStream.write(buff, 0, counts);
}
outputStream.flush();
outputStream.close();
}
EntityUtils.consume(httpResponse.getEntity());
return true;
} catch (Exception e) {
log.error(e.getMessage(), e);
}
return false;
}
public static String create_nonce_str() {
return UUID.randomUUID().toString();
}
public static String create_timestamp() {
return Long.toString(System.currentTimeMillis() / 1000);
}
}