mirror of
https://github.com/owncloud/android-library.git
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060ca75f17
Conflicts: src/com/owncloud/android/lib/common/operations/RemoteOperationResult.java src/com/owncloud/android/lib/resources/files/RenameRemoteFileOperation.java
456 lines
16 KiB
Java
456 lines
16 KiB
Java
/* ownCloud Android Library is available under MIT license
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* Copyright (C) 2015 ownCloud Inc.
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* Copyright (C) 2012 Bartek Przybylski
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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package com.owncloud.android.lib.common;
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import java.io.IOException;
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import java.io.InputStream;
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import org.apache.commons.httpclient.Cookie;
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import org.apache.commons.httpclient.Header;
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import org.apache.commons.httpclient.HostConfiguration;
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import org.apache.commons.httpclient.HttpClient;
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import org.apache.commons.httpclient.HttpConnectionManager;
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import org.apache.commons.httpclient.HttpException;
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import org.apache.commons.httpclient.HttpMethod;
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import org.apache.commons.httpclient.HttpMethodBase;
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import org.apache.commons.httpclient.HttpVersion;
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import org.apache.commons.httpclient.URI;
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import org.apache.commons.httpclient.cookie.CookiePolicy;
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import org.apache.commons.httpclient.methods.HeadMethod;
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import org.apache.commons.httpclient.params.HttpMethodParams;
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import org.apache.commons.httpclient.params.HttpParams;
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import org.apache.http.HttpStatus;
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import org.apache.http.params.CoreProtocolPNames;
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import android.net.Uri;
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import com.owncloud.android.lib.common.OwnCloudCredentialsFactory.OwnCloudAnonymousCredentials;
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import com.owncloud.android.lib.common.accounts.AccountUtils;
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import com.owncloud.android.lib.common.network.RedirectionPath;
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import com.owncloud.android.lib.common.network.WebdavUtils;
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import com.owncloud.android.lib.common.utils.Log_OC;
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import com.owncloud.android.lib.resources.status.OwnCloudVersion;
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public class OwnCloudClient extends HttpClient {
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private static final String TAG = OwnCloudClient.class.getSimpleName();
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public static final int MAX_REDIRECTIONS_COUNT = 3;
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private static final String PARAM_SINGLE_COOKIE_HEADER = "http.protocol.single-cookie-header";
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private static final boolean PARAM_SINGLE_COOKIE_HEADER_VALUE = true;
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private static byte[] sExhaustBuffer = new byte[1024];
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private static int sIntanceCounter = 0;
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private boolean mFollowRedirects = true;
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private OwnCloudCredentials mCredentials = null;
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private int mInstanceNumber = 0;
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private Uri mBaseUri;
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private OwnCloudVersion mVersion = null;
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/**
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* Constructor
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*/
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public OwnCloudClient(Uri baseUri, HttpConnectionManager connectionMgr) {
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super(connectionMgr);
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if (baseUri == null) {
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throw new IllegalArgumentException("Parameter 'baseUri' cannot be NULL");
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}
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mBaseUri = baseUri;
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mInstanceNumber = sIntanceCounter++;
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Log_OC.d(TAG + " #" + mInstanceNumber, "Creating OwnCloudClient");
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String userAgent = OwnCloudClientManagerFactory.getUserAgent();
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getParams().setParameter(HttpMethodParams.USER_AGENT, userAgent);
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getParams().setParameter(
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CoreProtocolPNames.PROTOCOL_VERSION,
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HttpVersion.HTTP_1_1);
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getParams().setCookiePolicy(
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CookiePolicy.IGNORE_COOKIES);
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getParams().setParameter(
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PARAM_SINGLE_COOKIE_HEADER, // to avoid problems with some web servers
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PARAM_SINGLE_COOKIE_HEADER_VALUE);
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applyProxySettings();
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clearCredentials();
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}
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private void applyProxySettings() {
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String proxyHost = System.getProperty("http.proxyHost");
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String proxyPortSt = System.getProperty("http.proxyPort");
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int proxyPort = 0;
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try {
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if (proxyPortSt != null && proxyPortSt.length() > 0) {
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proxyPort = Integer.parseInt(proxyPortSt);
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}
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} catch (Exception e) {
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// nothing to do here
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}
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if (proxyHost != null && proxyHost.length() > 0) {
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HostConfiguration hostCfg = getHostConfiguration();
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hostCfg.setProxy(proxyHost, proxyPort);
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Log_OC.d(TAG, "Proxy settings: " + proxyHost + ":" + proxyPort);
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}
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}
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public void setCredentials(OwnCloudCredentials credentials) {
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if (credentials != null) {
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mCredentials = credentials;
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mCredentials.applyTo(this);
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} else {
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clearCredentials();
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}
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}
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public void clearCredentials() {
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if (!(mCredentials instanceof OwnCloudAnonymousCredentials)) {
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mCredentials = OwnCloudCredentialsFactory.getAnonymousCredentials();
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}
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mCredentials.applyTo(this);
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}
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/**
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* Check if a file exists in the OC server
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*
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* @deprecated Use ExistenceCheckOperation instead
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*
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* @return 'true' if the file exists; 'false' it doesn't exist
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* @throws Exception When the existence could not be determined
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*/
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@Deprecated
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public boolean existsFile(String path) throws IOException, HttpException {
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HeadMethod head = new HeadMethod(getWebdavUri() + WebdavUtils.encodePath(path));
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try {
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int status = executeMethod(head);
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Log_OC.d(TAG, "HEAD to " + path + " finished with HTTP status " + status +
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((status != HttpStatus.SC_OK)?"(FAIL)":""));
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exhaustResponse(head.getResponseBodyAsStream());
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return (status == HttpStatus.SC_OK);
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} finally {
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head.releaseConnection(); // let the connection available for other methods
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}
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}
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/**
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* Requests the received method with the received timeout (milliseconds).
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*
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* Executes the method through the inherited HttpClient.executedMethod(method).
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*
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* Sets the socket and connection timeouts only for the method received.
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*
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* The timeouts are both in milliseconds; 0 means 'infinite';
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* < 0 means 'do not change the default'
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*
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* @param method HTTP method request.
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* @param readTimeout Timeout to set for data reception
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* @param connectionTimeout Timeout to set for connection establishment
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*/
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public int executeMethod(HttpMethodBase method, int readTimeout, int connectionTimeout) throws IOException {
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int oldSoTimeout = getParams().getSoTimeout();
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int oldConnectionTimeout = getHttpConnectionManager().getParams().getConnectionTimeout();
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try {
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if (readTimeout >= 0) {
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method.getParams().setSoTimeout(readTimeout); // this should be enough...
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getParams().setSoTimeout(readTimeout); // ... but HTTPS needs this
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}
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if (connectionTimeout >= 0) {
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getHttpConnectionManager().getParams().setConnectionTimeout(connectionTimeout);
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}
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return executeMethod(method);
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} finally {
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getParams().setSoTimeout(oldSoTimeout);
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getHttpConnectionManager().getParams().setConnectionTimeout(oldConnectionTimeout);
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}
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}
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/**
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* Requests the received method.
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*
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* Executes the method through the inherited HttpClient.executedMethod(method).
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*
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* @param method HTTP method request.
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*/
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@Override
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public int executeMethod(HttpMethod method) throws IOException {
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try {
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// Update User Agent
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HttpParams params = method.getParams();
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String userAgent = OwnCloudClientManagerFactory.getUserAgent();
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params.setParameter(HttpMethodParams.USER_AGENT, userAgent);
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Log_OC.d(TAG + " #" + mInstanceNumber, "REQUEST " +
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method.getName() + " " + method.getPath());
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// logCookiesAtRequest(method.getRequestHeaders(), "before");
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// logCookiesAtState("before");
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method.setFollowRedirects(false);
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int status = super.executeMethod(method);
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if (mFollowRedirects) {
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status = followRedirection(method).getLastStatus();
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}
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// logCookiesAtRequest(method.getRequestHeaders(), "after");
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// logCookiesAtState("after");
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// logSetCookiesAtResponse(method.getResponseHeaders());
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return status;
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} catch (IOException e) {
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//Log_OC.d(TAG + " #" + mInstanceNumber, "Exception occurred", e);
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throw e;
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}
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}
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public RedirectionPath followRedirection(HttpMethod method) throws IOException {
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int redirectionsCount = 0;
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int status = method.getStatusCode();
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RedirectionPath result = new RedirectionPath(status, MAX_REDIRECTIONS_COUNT);
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while (redirectionsCount < MAX_REDIRECTIONS_COUNT &&
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( status == HttpStatus.SC_MOVED_PERMANENTLY ||
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status == HttpStatus.SC_MOVED_TEMPORARILY ||
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status == HttpStatus.SC_TEMPORARY_REDIRECT)
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) {
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Header location = method.getResponseHeader("Location");
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if (location == null) {
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location = method.getResponseHeader("location");
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}
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if (location != null) {
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Log_OC.d(TAG + " #" + mInstanceNumber,
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"Location to redirect: " + location.getValue());
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String locationStr = location.getValue();
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result.addLocation(locationStr);
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// Release the connection to avoid reach the max number of connections per host
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// due to it will be set a different url
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exhaustResponse(method.getResponseBodyAsStream());
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method.releaseConnection();
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method.setURI(new URI(locationStr, true));
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Header destination = method.getRequestHeader("Destination");
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if (destination == null) {
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destination = method.getRequestHeader("destination");
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}
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if (destination != null) {
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int suffixIndex = locationStr.lastIndexOf(
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(mCredentials instanceof OwnCloudBearerCredentials) ?
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AccountUtils.ODAV_PATH :
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AccountUtils.WEBDAV_PATH_4_0
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);
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String redirectionBase = locationStr.substring(0, suffixIndex);
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String destinationStr = destination.getValue();
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String destinationPath = destinationStr.substring(mBaseUri.toString().length());
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String redirectedDestination = redirectionBase + destinationPath;
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destination.setValue(redirectedDestination);
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method.setRequestHeader(destination);
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}
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status = super.executeMethod(method);
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result.addStatus(status);
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redirectionsCount++;
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} else {
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Log_OC.d(TAG + " #" + mInstanceNumber, "No location to redirect!");
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status = HttpStatus.SC_NOT_FOUND;
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}
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}
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return result;
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}
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/**
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* Exhausts a not interesting HTTP response. Encouraged by HttpClient documentation.
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*
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* @param responseBodyAsStream InputStream with the HTTP response to exhaust.
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*/
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public void exhaustResponse(InputStream responseBodyAsStream) {
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if (responseBodyAsStream != null) {
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try {
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while (responseBodyAsStream.read(sExhaustBuffer) >= 0);
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responseBodyAsStream.close();
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} catch (IOException io) {
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Log_OC.e(TAG, "Unexpected exception while exhausting not interesting HTTP response;" +
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" will be IGNORED", io);
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}
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}
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}
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/**
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* Sets the connection and wait-for-data timeouts to be applied by default to the methods
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* performed by this client.
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*/
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public void setDefaultTimeouts(int defaultDataTimeout, int defaultConnectionTimeout) {
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if (defaultDataTimeout >= 0) {
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getParams().setSoTimeout(defaultDataTimeout);
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}
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if (defaultConnectionTimeout >= 0) {
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getHttpConnectionManager().getParams().setConnectionTimeout(defaultConnectionTimeout);
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}
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}
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public Uri getWebdavUri() {
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if (mCredentials instanceof OwnCloudBearerCredentials) {
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return Uri.parse(mBaseUri + AccountUtils.ODAV_PATH);
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} else {
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return Uri.parse(mBaseUri + AccountUtils.WEBDAV_PATH_4_0);
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}
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}
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/**
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* Sets the root URI to the ownCloud server.
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*
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* Use with care.
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*
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* @param uri
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*/
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public void setBaseUri(Uri uri) {
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if (uri == null) {
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throw new IllegalArgumentException("URI cannot be NULL");
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}
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mBaseUri = uri;
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}
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public Uri getBaseUri() {
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return mBaseUri;
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}
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public final OwnCloudCredentials getCredentials() {
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return mCredentials;
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}
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public void setFollowRedirects(boolean followRedirects) {
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mFollowRedirects = followRedirects;
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}
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public boolean getFollowRedirects() {
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return mFollowRedirects;
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}
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private void logCookiesAtRequest(Header[] headers, String when) {
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int counter = 0;
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for (int i=0; i<headers.length; i++) {
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if (headers[i].getName().toLowerCase().equals("cookie")) {
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Log_OC.d(TAG + " #" + mInstanceNumber,
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"Cookies at request (" + when + ") (" + counter++ + "): " +
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headers[i].getValue());
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}
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}
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if (counter == 0) {
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Log_OC.d(TAG + " #" + mInstanceNumber, "No cookie at request before");
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}
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}
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private void logCookiesAtState(String string) {
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Cookie[] cookies = getState().getCookies();
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if (cookies.length == 0) {
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Log_OC.d(TAG + " #" + mInstanceNumber, "No cookie at STATE before");
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} else {
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Log_OC.d(TAG + " #" + mInstanceNumber, "Cookies at STATE (before)");
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for (int i=0; i<cookies.length; i++) {
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Log_OC.d(TAG + " #" + mInstanceNumber, " (" + i + "):" +
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"\n name: " + cookies[i].getName() +
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"\n value: " + cookies[i].getValue() +
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"\n domain: " + cookies[i].getDomain() +
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"\n path: " + cookies[i].getPath()
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);
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}
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}
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}
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private void logSetCookiesAtResponse(Header[] headers) {
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int counter = 0;
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for (int i=0; i<headers.length; i++) {
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if (headers[i].getName().toLowerCase().equals("set-cookie")) {
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Log_OC.d(TAG + " #" + mInstanceNumber,
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"Set-Cookie (" + counter++ + "): " + headers[i].getValue());
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}
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}
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if (counter == 0) {
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Log_OC.d(TAG + " #" + mInstanceNumber, "No set-cookie");
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}
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}
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public String getCookiesString() {
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Cookie[] cookies = getState().getCookies();
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String cookiesString = "";
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for (Cookie cookie : cookies) {
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cookiesString = cookiesString + cookie.toString() + ";";
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// logCookie(cookie);
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}
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return cookiesString;
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}
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public int getConnectionTimeout() {
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return getHttpConnectionManager().getParams().getConnectionTimeout();
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}
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public int getDataTimeout() {
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return getParams().getSoTimeout();
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}
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private void logCookie(Cookie cookie) {
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Log_OC.d(TAG, "Cookie name: "+ cookie.getName() );
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Log_OC.d(TAG, " value: "+ cookie.getValue() );
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Log_OC.d(TAG, " domain: "+ cookie.getDomain());
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Log_OC.d(TAG, " path: "+ cookie.getPath() );
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Log_OC.d(TAG, " version: "+ cookie.getVersion() );
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Log_OC.d(TAG, " expiryDate: " +
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(cookie.getExpiryDate() != null ? cookie.getExpiryDate().toString() : "--"));
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Log_OC.d(TAG, " comment: "+ cookie.getComment() );
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Log_OC.d(TAG, " secure: "+ cookie.getSecure() );
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}
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public void setOwnCloudVersion(String version){
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OwnCloudVersion ver = new OwnCloudVersion(version);
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mVersion = ver;
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}
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public OwnCloudVersion getOwnCloudVersion(){
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return mVersion;
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}
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}
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