701 lines
25 KiB
Java
701 lines
25 KiB
Java
/*
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* Copyright (C) 2014 Hippo Seven
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.ehviewer.network;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.DataOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.CookieHandler;
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import java.net.CookieManager;
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import java.net.CookiePolicy;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.SocketException;
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import java.net.SocketTimeoutException;
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import java.net.URL;
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import java.net.URLEncoder;
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import java.net.UnknownHostException;
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import java.util.List;
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import java.util.Map;
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import java.util.zip.GZIPInputStream;
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import org.apache.http.conn.ConnectTimeoutException;
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import org.json.JSONObject;
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import com.hippo.ehviewer.DiskCache;
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import com.hippo.ehviewer.R;
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import com.hippo.ehviewer.exception.RedirectionException;
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import com.hippo.ehviewer.exception.ResponseCodeException;
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import com.hippo.ehviewer.exception.SadPandaException;
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import com.hippo.ehviewer.util.Constants;
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import com.hippo.ehviewer.util.Ui;
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import com.hippo.ehviewer.util.Util;
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import android.content.Context;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.os.Handler;
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import android.os.Message;
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import android.support.v4.util.LruCache;
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import com.hippo.ehviewer.util.Log;
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/**
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* It is not thread safe
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*
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* @author Hippo
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*
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*/
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public class HttpHelper {
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private static final String TAG = "HttpHelper";
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public static final String SAD_PANDA_ERROR = "Sad Panda";
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private static String DEFAULT_CHARSET = "utf-8";
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private static String CHARSET_KEY = "charset=";
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class Package {
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OnRespondListener listener;
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String str;
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}
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private static Handler mHandler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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Package p = (Package)msg.obj;
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OnRespondListener listener = p.listener;
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String str = p.str;
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switch (msg.what) {
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case Constants.TRUE:
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listener.onSuccess(str);
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break;
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case Constants.FALSE:
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listener.onFailure(str);
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break;
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}
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}
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};
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private Context mContext;
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private Exception mException;
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private OnRespondListener mListener;
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public interface OnRespondListener {
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void onSuccess(String pageContext);
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void onFailure(String eMsg);
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}
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public void setOnRespondListener(OnRespondListener l) {
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mListener = l;
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}
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public HttpHelper(Context context) {
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mContext = context;
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}
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public static void setCookieHelper(Context context) {
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CookieManager cookieManager = new CookieManager(new ShapreCookieStore(context), CookiePolicy.ACCEPT_ALL);
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CookieHandler.setDefault(cookieManager);
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}
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/**
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* Get last error message
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* @return
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*/
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public String getEMsg() {
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return getEMsg(mContext, mException);
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}
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public static String getEMsg(Context c, Exception e) {
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if (e == null)
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return c.getString(R.string.em_unknown_error);
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else if (e instanceof MalformedURLException)
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return c.getString(R.string.em_url_format_error);
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else if (e instanceof ConnectTimeoutException ||
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e instanceof SocketTimeoutException)
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return c.getString(R.string.em_timeout);
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else if (e instanceof UnknownHostException)
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return c.getString(R.string.em_unknown_host);
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else if (e instanceof ResponseCodeException)
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return String.format(c.getString(R.string.em_unexpected_response_code),
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((ResponseCodeException)e).getResponseCode());
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else if (e instanceof RedirectionException)
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return c.getString(R.string.em_redirection_error);
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else if (e instanceof SocketException)
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return "SocketException : " + e.getMessage();
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else if (e instanceof SadPandaException)
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return SAD_PANDA_ERROR;
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else
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return e.getMessage();
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}
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private String getPageContext(HttpURLConnection conn)
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throws IOException {
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String pageContext = null;
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InputStream is = null;
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ByteArrayOutputStream baos = null;
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try {
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is = conn.getInputStream();
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String encoding = conn.getContentEncoding();
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if (encoding != null && encoding.equals("gzip"))
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is = new GZIPInputStream(is);
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int length = conn.getContentLength();
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if (length >= 0)
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baos = new ByteArrayOutputStream(length);
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else
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baos = new ByteArrayOutputStream();
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Util.copy(is, baos, Constant.BUFFER_SIZE);
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// Get charset
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String charset = null;
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String contentType = conn.getContentType();
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int index = -1;
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if (contentType != null
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&& (index = contentType.indexOf(CHARSET_KEY)) != -1) {
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charset = contentType.substring(index + CHARSET_KEY.length());
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} else
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charset = DEFAULT_CHARSET;
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pageContext = baos.toString(charset);
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} catch (IOException e) {
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throw e;
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} finally {
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Util.closeStreamQuietly(is);
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Util.closeStreamQuietly(baos);
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}
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return pageContext;
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}
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public String get(String urlStr) {
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mException = null;
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int redirectionCount = 0;
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URL url = null;
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HttpURLConnection conn = null;
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Message msg = null;
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if (mListener != null)
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msg = new Message();
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try {
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Log.d(TAG, "Http get " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.setInstanceFollowRedirects(true);
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setRequestProperty("Connection", "close");
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conn.connect();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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// Test sad panda
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String contentType = conn.getHeaderField("Content-Type");
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if (contentType != null && contentType.equals("image/gif"))
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throw new SadPandaException();
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String pageContext = getPageContext(conn);
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = pageContext;
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msg.obj = p;
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msg.what = Constants.TRUE;
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mHandler.sendMessage(msg);
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}
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return pageContext;
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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default:
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throw new ResponseCodeException(responseCode);
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}
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}
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = getEMsg();
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msg.obj = p;
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msg.what = Constants.FALSE;
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mHandler.sendMessage(msg);
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}
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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public String contentType(String urlStr) {
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mException = null;
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int redirectionCount = 0;
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URL url = null;
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HttpURLConnection conn = null;
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Message msg = null;
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if (mListener != null)
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msg = new Message();
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try {
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Log.d(TAG, "Http head " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.setInstanceFollowRedirects(true);
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conn.connect();
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String contentType = conn.getHeaderField("Content-Type");
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contentType = contentType == null ? "" : contentType;
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = contentType;
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msg.obj = p;
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msg.what = Constants.TRUE;
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mHandler.sendMessage(msg);
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}
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return contentType;
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}
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = getEMsg();
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msg.obj = p;
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msg.what = Constants.FALSE;
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mHandler.sendMessage(msg);
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}
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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public String post(String urlStr, String[][] args) {
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mException = null;
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int redirectionCount = 0;
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URL url = null;
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HttpURLConnection conn = null;
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Message msg = null;
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if (mListener != null)
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msg = new Message();
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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conn.setUseCaches(false);
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conn.setInstanceFollowRedirects(true);
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conn.setRequestProperty("Content-Type",
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"application/x-www-form-urlencoded");
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conn.setRequestProperty("Connection", "close");
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DataOutputStream out = new DataOutputStream(conn.getOutputStream());
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StringBuilder sb = new StringBuilder();
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int i = 0;
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for (String[] arg : args) {
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if (i != 0)
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sb.append("&");
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sb.append(URLEncoder.encode(arg[0], "UTF-8"));
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sb.append("=");
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sb.append(URLEncoder.encode(arg[1], "UTF-8"));
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i++;
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}
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Log.d(TAG, sb.toString());
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out.writeBytes(sb.toString());
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out.flush();
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out.close();
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conn.connect();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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// Test sad panda
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String contentType = conn.getHeaderField("Content-Type");
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if (contentType != null && contentType.equals("image/gif"))
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throw new SadPandaException();
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String pageContext = getPageContext(conn);
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = pageContext;
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msg.obj = p;
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msg.what = Constants.TRUE;
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mHandler.sendMessage(msg);
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}
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return pageContext;
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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default:
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throw new ResponseCodeException(responseCode);
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}
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}
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = getEMsg();
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msg.obj = p;
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msg.what = Constants.FALSE;
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mHandler.sendMessage(msg);
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}
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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/*
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public String post(String urlStr, String str) {
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mException = null;
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int redirectionCount = 0;
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URL url = null;
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HttpURLConnection conn = null;
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Message msg = null;
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if (mListener != null)
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msg = new Message();
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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conn.setUseCaches(false);
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conn.setInstanceFollowRedirects(true);
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conn.setRequestProperty("Connection", "close");
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DataOutputStream out = new DataOutputStream(conn.getOutputStream());
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out.writeBytes(str);
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out.flush();
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out.close();
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conn.connect();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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String pageContext = getPageContext(conn);
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = pageContext;
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msg.obj = p;
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msg.what = Constants.TRUE;
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mHandler.sendMessage(msg);
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}
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return pageContext;
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case HttpURLConnection.HTTP_MOVED_PERM:
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case HttpURLConnection.HTTP_MOVED_TEMP:
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case HttpURLConnection.HTTP_SEE_OTHER:
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case Constant.HTTP_TEMP_REDIRECT:
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final String location = conn.getHeaderField("Location");
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url = new URL(url, location);
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continue;
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default:
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throw new ResponseCodeException(responseCode);
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}
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}
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} catch (Exception e) {
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mException = e;
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e.printStackTrace();
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = getEMsg();
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msg.obj = p;
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msg.what = Constants.FALSE;
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mHandler.sendMessage(msg);
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}
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return null;
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} finally {
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if (conn != null)
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conn.disconnect();
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}
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mException = new RedirectionException();
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return null;
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}
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*/
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public String postJson(String urlStr, JSONObject json) {
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mException = null;
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int redirectionCount = 0;
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URL url = null;
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HttpURLConnection conn = null;
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Message msg = null;
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if (mListener != null)
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msg = new Message();
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try {
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Log.d(TAG, "Http post " + urlStr);
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url = new URL(urlStr);
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while (redirectionCount++ < Constant.MAX_REDIRECTS) {
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conn = (HttpURLConnection) url.openConnection();
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conn.addRequestProperty("Accept-Encoding", "gzip");
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conn.setRequestProperty("User-Agent", Constant.userAgent);
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conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestMethod("POST");
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conn.setUseCaches(false);
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conn.setInstanceFollowRedirects(true);
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conn.setRequestProperty("Content-Type", "application/json");
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conn.setRequestProperty("Accept", "application/json");
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conn.setRequestProperty("Connection", "close");
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DataOutputStream out = new DataOutputStream(conn.getOutputStream());
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out.writeBytes(json.toString());
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out.flush();
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out.close();
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conn.connect();
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final int responseCode = conn.getResponseCode();
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switch (responseCode) {
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case HttpURLConnection.HTTP_OK:
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case HttpURLConnection.HTTP_PARTIAL:
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// Test sad panda
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String contentType = conn.getHeaderField("Content-Type");
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if (contentType != null && contentType.equals("image/gif"))
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throw new SadPandaException();
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String pageContext = getPageContext(conn);
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if (msg != null) {
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Package p = new Package();
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p.listener = mListener;
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p.str = pageContext;
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msg.obj = p;
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msg.what = Constants.TRUE;
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mHandler.sendMessage(msg);
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}
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return pageContext;
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|
case HttpURLConnection.HTTP_MOVED_PERM:
|
|
case HttpURLConnection.HTTP_MOVED_TEMP:
|
|
case HttpURLConnection.HTTP_SEE_OTHER:
|
|
case Constant.HTTP_TEMP_REDIRECT:
|
|
final String location = conn.getHeaderField("Location");
|
|
url = new URL(url, location);
|
|
continue;
|
|
|
|
default:
|
|
throw new ResponseCodeException(responseCode);
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
mException = e;
|
|
e.printStackTrace();
|
|
|
|
if (msg != null) {
|
|
Package p = new Package();
|
|
p.listener = mListener;
|
|
p.str = getEMsg();
|
|
msg.obj = p;
|
|
msg.what = Constants.FALSE;
|
|
mHandler.sendMessage(msg);
|
|
}
|
|
return null;
|
|
} finally {
|
|
if (conn != null)
|
|
conn.disconnect();
|
|
}
|
|
|
|
mException = new RedirectionException();
|
|
return null;
|
|
}
|
|
|
|
|
|
public Bitmap getImage(String urlStr, String key,
|
|
LruCache<String, Bitmap> memoryCache,
|
|
DiskCache diskCache, boolean getImage) {
|
|
mException = null;
|
|
|
|
int redirectionCount = 0;
|
|
URL url = null;
|
|
HttpURLConnection conn = null;
|
|
ByteArrayOutputStream baos = null;
|
|
InputStream is = null;
|
|
|
|
try {
|
|
|
|
Log.d(TAG, "Http get bitmap " + urlStr);
|
|
|
|
url = new URL(urlStr);
|
|
while (redirectionCount++ < Constant.MAX_REDIRECTS) {
|
|
conn = (HttpURLConnection)url.openConnection();
|
|
conn.setRequestProperty("User-Agent", Constant.userAgent);
|
|
conn.setConnectTimeout(Constant.DEFAULT_TIMEOUT);
|
|
conn.setReadTimeout(Constant.DEFAULT_TIMEOUT);
|
|
conn.setRequestProperty("Connection", "close");
|
|
conn.connect();
|
|
|
|
final int responseCode = conn.getResponseCode();
|
|
switch (responseCode) {
|
|
case HttpURLConnection.HTTP_OK:
|
|
case HttpURLConnection.HTTP_PARTIAL:
|
|
|
|
Bitmap bitmap = null;
|
|
is = conn.getInputStream();
|
|
if (diskCache == null) {
|
|
if (getImage
|
|
&& (bitmap = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt())) != null) {
|
|
if (memoryCache != null)
|
|
memoryCache.put(key, bitmap);
|
|
}
|
|
} else {
|
|
boolean twice = memoryCache != null || getImage;
|
|
if (twice) {
|
|
baos = new ByteArrayOutputStream();
|
|
Util.copy(is, baos);
|
|
byte[] bytes = baos.toByteArray();
|
|
// To disk cache
|
|
is = new ByteArrayInputStream(bytes);
|
|
diskCache.put(key, is);
|
|
is.close();
|
|
//
|
|
is = new ByteArrayInputStream(bytes);
|
|
Bitmap bmp = BitmapFactory.decodeStream(is, null, Ui.getBitmapOpt());
|
|
if (bmp != null) {
|
|
if (memoryCache != null)
|
|
memoryCache.put(key, bmp);
|
|
if (getImage)
|
|
bitmap = bmp;
|
|
}
|
|
is.close();
|
|
baos.close();
|
|
} else {
|
|
diskCache.put(key, is);
|
|
}
|
|
}
|
|
return bitmap;
|
|
|
|
case HttpURLConnection.HTTP_MOVED_PERM:
|
|
case HttpURLConnection.HTTP_MOVED_TEMP:
|
|
case HttpURLConnection.HTTP_SEE_OTHER:
|
|
case Constant.HTTP_TEMP_REDIRECT:
|
|
final String location = conn.getHeaderField("Location");
|
|
url = new URL(url, location);
|
|
continue;
|
|
|
|
default:
|
|
throw new ResponseCodeException(responseCode);
|
|
}
|
|
}
|
|
} catch (Exception e) {
|
|
mException = e;
|
|
e.printStackTrace();
|
|
return null;
|
|
} finally {
|
|
if (baos != null)
|
|
Util.closeStreamQuietly(baos);
|
|
if (is != null)
|
|
Util.closeStreamQuietly(is);
|
|
if (conn != null)
|
|
conn.disconnect();
|
|
}
|
|
mException = new RedirectionException();
|
|
return null;
|
|
}
|
|
}
|