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  1. import java.io.BufferedInputStream;
  2. import java.io.BufferedReader;
  3. import java.io.ByteArrayOutputStream;
  4. import java.io.IOException;
  5. import java.io.InputStreamReader;
  6. import java.io.PrintStream;
  7. import java.net.HttpURLConnection;
  8. import java.net.URL;
  9. import java.security.InvalidKeyException;
  10. import java.security.Key;
  11. import java.security.NoSuchAlgorithmException;
  12. import java.util.zip.GZIPInputStream;
  13.  
  14. import javax.crypto.Mac;
  15. import javax.crypto.spec.SecretKeySpec;
  16.  
  17. class API2ch {
  18. 	private static final String HMKey = "DgQ3aNpoluV1cl3GFJAqitBg5xKiXZ";
  19. 	private static final String AppKey = "xxfvFQcOzpTBvwuwPMwwzLZxiCSaGb";
  20.  
  21. 	private String sid;
  22.  
  23. 	String authenticate() throws InvalidKeyException, NoSuchAlgorithmException,
  24. 			IOException {
  25. 		String CT = "1234567890";
  26. 		String message = AppKey + CT;
  27. 		String HB = dumpToHex(getHash(message));
  28. 		URL url = new URL("https://a...content-available-to-author-only...h.net/v1/auth/");
  29. 		String param = "ID=&PW=&KY=" + AppKey + "&CT=" + CT + "&HB=" + HB;
  30.  
  31. 		HttpURLConnection con = (HttpURLConnection) url.openConnection();
  32. 		PrintStream out = null;
  33. 		BufferedReader buff = null;
  34. 		try {
  35. 			con.setDoOutput(true);
  36. 			con.setRequestMethod("POST");
  37. 			con.setRequestProperty("User-Agent", "");
  38. 			con.setRequestProperty("X-2ch-UA", "JaneStyle/3.80");
  39. 			out = new PrintStream(con.getOutputStream());
  40. 			out.print(param);
  41. 			out.flush();
  42.  
  43. 			buff = new BufferedReader(new InputStreamReader(
  44. 					con.getInputStream()));
  45. 			String line;
  46. 			while ((line = buff.readLine()) != null) {
  47. 				System.out.println(line);
  48. 				if (line.startsWith("SESSION-ID")) {
  49. 					return line.split(":")[1];
  50. 				}
  51. 			}
  52. 			return null;
  53. 		} finally {
  54. 			try {
  55. 				out.close();
  56. 			} catch (Exception ignore) {
  57. 			}
  58. 			try {
  59. 				buff.close();
  60. 			} catch (Exception ignore) {
  61. 			}
  62. 		}
  63. 	}
  64.  
  65. 	private static byte[] getHash(String message) throws InvalidKeyException,
  66. 			NoSuchAlgorithmException {
  67. 		Key key = new SecretKeySpec(HMKey.getBytes(), "HmacSHA256");
  68. 		Mac mac = Mac.getInstance(key.getAlgorithm());
  69. 		mac.init(key);
  70. 		return mac.doFinal(message.getBytes());
  71. 	}
  72.  
  73. 	private static String dumpToHex(byte[] data) {
  74. 		StringBuffer sb = new StringBuffer();
  75. 		for (byte b : data) {
  76. 			String s = Integer.toHexString(0xff & b);
  77. 			if (s.length() == 1) {
  78. 				sb.append("0");
  79. 			}
  80. 			sb.append(s);
  81. 		}
  82. 		return sb.toString();
  83. 	}
  84.  
  85. 	public String getSid() {
  86. 		if (null == sid) {
  87. 			try {
  88. 				sid = authenticate();
  89. 			} catch (Exception e) {
  90. 				throw new RuntimeException(e);
  91. 			}
  92. 		}
  93. 		return sid;
  94. 	}
  95.  
  96. 	public byte[] getDATData(String serverName, String boardName,
  97. 			String threadID, long startPos) throws InvalidKeyException,
  98. 			NoSuchAlgorithmException, IOException, InterruptedException {
  99. 		String URI = "/v1/" + serverName + "/" + boardName + "/" + threadID;
  100. 		String message = URI + getSid() + AppKey;
  101. 		String hobo = dumpToHex(getHash(message));
  102. 		String param = "sid=" + getSid() + "&hobo=" + hobo + "&appkey="
  103. 				+ AppKey;
  104. 		URL url = new URL("https://a...content-available-to-author-only...h.net" + URI);
  105. 		HttpURLConnection con = (HttpURLConnection) url.openConnection();
  106. 		PrintStream out = null;
  107. 		GZIPInputStream gzIn = null;
  108. 		BufferedInputStream bis = null;
  109. 		try {
  110. 			con.setDoOutput(true);
  111. 			con.setRequestMethod("POST");
  112. 			con.setRequestProperty("User-Agent",
  113. 					"Mozilla/3.0 (compatible; JaneStyle/3.80..)");
  114. 			con.setRequestProperty("Accept-Encoding", "gzip");
  115. 			con.setRequestProperty("Connection", "close");
  116. 			con.setRequestProperty("Content-Type",
  117. 					"application/x-www-form-urlencoded");
  118. 			con.setRequestProperty("Host", "api.2ch.net");
  119. 			if (startPos > 0) {
  120. 				con.setRequestProperty("Range", "bytes=" + startPos + "-");
  121. 			}
  122. 			out = new PrintStream(con.getOutputStream());
  123. 			out.print(param);
  124. 			out.flush();
  125. 			bis = new BufferedInputStream(con.getInputStream());
  126. 			if(startPos > 0) {
  127. 				ByteArrayOutputStream baos = new ByteArrayOutputStream();
  128. 				byte[] buff = new byte[1024];
  129. 				int i;
  130. 				while ((i = bis.read(buff)) > 0) {
  131. 					baos.write(buff, 0, i);
  132. 				}
  133. 				return baos.toByteArray();				
  134. 			} else {
  135. 				ByteArrayOutputStream baos = new ByteArrayOutputStream();
  136. 				gzIn = new GZIPInputStream(bis);
  137. 				byte[] buff = new byte[1024];
  138. 				int i;
  139. 				while ((i = gzIn.read(buff)) > 0) {
  140. 					baos.write(buff, 0, i);
  141. 				}
  142. 				return baos.toByteArray();
  143. 			}
  144. 		} finally {
  145. 			try {
  146. 				out.close();
  147. 			} catch (Exception ignore) {
  148. 			}
  149. 			try {
  150. 				gzIn.close();
  151. 			} catch (Exception ignore) {
  152. 			}
  153. 			try {
  154. 				bis.close();
  155. 			} catch (Exception ignore) {
  156. 			}
  157. 		}
  158. 	}
  159.  
  160. 	public static void main(String[] args) throws Exception {
  161. 		API2ch a2ch = new API2ch();
  162. 		a2ch.getSid();
  163. 		System.out.println(a2ch.getSid());
  164.  
  165. 		byte[] result = a2ch.getDATData("anago", "software", "1424315959", 0);
  166. 		System.out.println(new String(result, "MS932"));
  167. 	}
  168. }
  169.  
Runtime error #stdin #stdout #stderr 0.57s 321920KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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Exception in thread "main" java.lang.RuntimeException: java.net.UnknownHostException: api.2ch.net
	at API2ch.getSid(Main.java:90)
	at API2ch.main(Main.java:162)
Caused by: java.net.UnknownHostException: api.2ch.net
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
	at java.net.Socket.connect(Socket.java:589)
	at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:649)
	at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:180)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)
	at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:275)
	at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:371)
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1103)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:997)
	at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream0(HttpURLConnection.java:1281)
	at sun.net.www.protocol.http.HttpURLConnection.getOutputStream(HttpURLConnection.java:1256)
	at sun.net.www.protocol.https.HttpsURLConnectionImpl.getOutputStream(HttpsURLConnectionImpl.java:250)
	at API2ch.authenticate(Main.java:39)
	at API2ch.getSid(Main.java:88)
	... 1 more
https://ideone.com/Hss6vG
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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