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toutiao
Commit 1d1ff5f8 by zhiwei
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提交新的js加密参数

parent 061bc022
Showing with 201 additions and 205 deletions
pom.xml
...@@ -15,7 +15,7 @@ ...@@ -15,7 +15,7 @@
<dependency> <dependency>
<groupId>com.zhiwei.crawler</groupId> <groupId>com.zhiwei.crawler</groupId>
<artifactId>crawler-core</artifactId> <artifactId>crawler-core</artifactId>
<version>0.5.2-SNAPSHOT</version> <version>0.5.6.2-RELEASE</version>
<scope>provided</scope> <scope>provided</scope>
</dependency> </dependency>
<dependency> <dependency>
......
src/main/java/com/zhiwei/toutiao/bean/Signature.java
package com.zhiwei.toutiao.bean; package com.zhiwei.toutiao.bean;
import java.io.BufferedReader; import java.io.BufferedReader;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.InputStreamReader; import java.io.InputStreamReader;
import java.security.MessageDigest; import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException; import java.security.NoSuchAlgorithmException;
import java.util.Date; import java.util.Date;
import javax.script.Invocable; import javax.script.Invocable;
import javax.script.ScriptEngine; import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager; import javax.script.ScriptEngineManager;
/** /**
* 今日头条签名类 * 今日头条签名类
* @author bewiler hk * @author bewiler hk
* *
*/ */
public class Signature { public class Signature {
private String cp; private String cp;
private String as; private String as;
private String signature; private String signature;
public Signature(String userId, String max_behot_time){ public Signature(String userId, String max_behot_time){
this.signature = this.getSign(userId, max_behot_time); this.signature = this.getSign(userId, max_behot_time);
getASCP(); getASCP();
} }
public Signature(){ public Signature(){
getASCP(); getASCP();
} }
public String getCp() { public String getCp() {
return cp; return cp;
} }
public String getAs() { public String getAs() {
return as; return as;
} }
public String getSignature() { public String getSignature() {
return signature; return signature;
} }
/** /**
* 获取加密参数 * 获取加密参数
* @return * @return
* @throws IOException * @throws IOException
*/ */
private String getSign(String userId, String max_behot_time){ private String getSign(String userId, String maxBehotTime){
ScriptEngineManager manager = new ScriptEngineManager(); ScriptEngineManager manager = new ScriptEngineManager();
ScriptEngine engine = manager.getEngineByName("javascript"); ScriptEngine engine = manager.getEngineByName("javascript");
String jsText = getJSText(); // 读取js文件 String jsText = getJSText(); // 读取js文件
String str = "0"; String str = "https://www.toutiao.com/toutiao/api/pc/feed/?category=pc_profile_ugc&utm_source=toutiao&visit_user_id=" + userId + "&max_behot_time=" + maxBehotTime;
if(userId!=null){ try {
str = userId + max_behot_time; engine.eval(jsText);
} if(engine instanceof Invocable) {
try { Invocable invoke = (Invocable)engine;
engine.eval(jsText); String sign = invoke.invokeFunction("merge", str).toString();
if(engine instanceof Invocable) { return sign;
Invocable invoke = (Invocable)engine; }
String sign = invoke.invokeFunction("merge", str).toString(); } catch (Exception e) {
return sign; e.printStackTrace();
} }
} catch (Exception e) { return null;
e.printStackTrace(); }
}
return null;
} /**
* @Title: getAS
* @Description: TODO(获取今日头条加密值)
/** * @param @return 设定文件
* @Title: getAS * @return String 返回类型
* @Description: TODO(获取今日头条加密值) */
* @param @return 设定文件 private void getASCP()
* @return String 返回类型 {
*/ long i = (long)Math.floor(new Date().getTime()/1000L);
private void getASCP() String t = Long.toHexString(i).toUpperCase();
{ char[] ts = t.toCharArray();
long i = (long)Math.floor(new Date().getTime()/1000L); String e = parseStrToMd5L32(i+"").toString().toUpperCase();
String t = Long.toHexString(i).toUpperCase(); char[] s = e.substring(0, 5).toCharArray();
char[] ts = t.toCharArray(); char[] a = e.substring(e.length()-5,e.length()).toCharArray();
String e = parseStrToMd5L32(i+"").toString().toUpperCase(); String c = "";
char[] s = e.substring(0, 5).toCharArray(); String o = "";
char[] a = e.substring(e.length()-5,e.length()).toCharArray(); for(int n = 0; 5 > n; n++)
String c = ""; {
String o = ""; o += ""+s[n] + ts[n];
for(int n = 0; 5 > n; n++) }
{ for (int r = 0; 5 > r; r++)
o += ""+s[n] + ts[n]; {
} c += ""+ts[r + 3] + a[r];
for (int r = 0; 5 > r; r++) }
{ String as = "A1" + o + t.substring(t.length()-3, t.length());
c += ""+ts[r + 3] + a[r]; String cp = t.substring(0,3) + c + "E1";
} this.as = as;
String as = "A1" + o + t.substring(t.length()-3, t.length()); this.cp = cp;
String cp = t.substring(0,3) + c + "E1"; }
this.as = as;
this.cp = cp; /**
} * 计算字符串Md5
* @Title: md5
/** * @param str
* 计算字符串Md5 * @return String
* @Title: md5 */
* @param str public static String md5(String str) {
* @return String String result = null;
*/ try {
public static String md5(String str) { MessageDigest md = MessageDigest.getInstance("MD5");
String result = null; byte[] bytes = str.getBytes("utf-8");
try { md.update(bytes);
MessageDigest md = MessageDigest.getInstance("MD5"); bytes = md.digest();
byte[] bytes = str.getBytes("utf-8"); result = bytesToHexString(bytes);
md.update(bytes); } catch(Exception e) {}
bytes = md.digest(); return result;
result = bytesToHexString(bytes); }
} catch(Exception e) {}
return result;
} /**
* 将二进制转换成16进制字符串
* @Title bytesToHexString
/** * @return String
* 将二进制转换成16进制字符串 */
* @Title bytesToHexString private static String bytesToHexString(byte bytes[]) {
* @param buf String result = null;
* @return String if(bytes != null) {
*/ if(bytes.length > 0) {
private static String bytesToHexString(byte bytes[]) { StringBuffer sb = new StringBuffer();
String result = null; for(int i = 0; i < bytes.length; i++) {
if(bytes != null) { String hex = Integer.toHexString(bytes[i] & 0xFF);
if(bytes.length > 0) { if (hex.length() == 1) {
StringBuffer sb = new StringBuffer(); hex = '0' + hex;
for(int i = 0; i < bytes.length; i++) { }
String hex = Integer.toHexString(bytes[i] & 0xFF); sb.append(hex);
if (hex.length() == 1) { }
hex = '0' + hex; result = sb.toString().toLowerCase();
} }
sb.append(hex); }
} return result;
result = sb.toString().toLowerCase(); }
}
} /**
return result; * @param str
} * @return
* @Date: 2013-9-6
/** * @Author: lulei
* @param str * @Description: 32位小写MD5
* @return */
* @Date: 2013-9-6 public static String parseStrToMd5L32(String str){
* @Author: lulei String reStr = null;
* @Description: 32位小写MD5 try {
*/ MessageDigest md5 = MessageDigest.getInstance("MD5");
public static String parseStrToMd5L32(String str){ byte[] bytes = md5.digest(str.getBytes());
String reStr = null; StringBuffer stringBuffer = new StringBuffer();
try { for (byte b : bytes){
MessageDigest md5 = MessageDigest.getInstance("MD5"); int bt = b&0xff;
byte[] bytes = md5.digest(str.getBytes()); if (bt < 16){
StringBuffer stringBuffer = new StringBuffer(); stringBuffer.append(0);
for (byte b : bytes){ }
int bt = b&0xff; stringBuffer.append(Integer.toHexString(bt));
if (bt < 16){ }
stringBuffer.append(0); reStr = stringBuffer.toString();
} } catch (NoSuchAlgorithmException e) {
stringBuffer.append(Integer.toHexString(bt)); e.printStackTrace();
} }
reStr = stringBuffer.toString(); return reStr;
} catch (NoSuchAlgorithmException e) { }
e.printStackTrace();
}
return reStr; /**
} * 读取js文件
* @return
*/
/** private String getJSText() {
* 读取js文件 try {
* @return StringBuffer sb = new StringBuffer();
*/ InputStream is = Thread.currentThread().getContextClassLoader()
private String getJSText() { .getResourceAsStream("signature.js");
try { BufferedReader br=new BufferedReader(new InputStreamReader(is));
StringBuffer sb = new StringBuffer(); String line = "";
InputStream is = Thread.currentThread().getContextClassLoader() while((line = br.readLine())!=null)
.getResourceAsStream("signature.js"); {
BufferedReader br=new BufferedReader(new InputStreamReader(is)); sb.append(line);
String line = ""; }
while((line = br.readLine())!=null) br.close();
{ return sb.toString();
sb.append(line); } catch (IOException e) {
} return null;
br.close(); }
return sb.toString(); }
} catch (IOException e) {
return null; }
}
}
}
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