1026 lines
47 KiB
Java
1026 lines
47 KiB
Java
/*
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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*/
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package org.apache.cordova.filetransfer;
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import java.io.BufferedReader;
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import java.io.ByteArrayOutputStream;
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import java.io.Closeable;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FilterInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.net.HttpURLConnection;
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import java.net.URLConnection;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.zip.GZIPInputStream;
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import java.util.zip.Inflater;
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import javax.net.ssl.HostnameVerifier;
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import javax.net.ssl.HttpsURLConnection;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.SSLSession;
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import javax.net.ssl.SSLSocketFactory;
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import javax.net.ssl.TrustManager;
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import javax.net.ssl.X509TrustManager;
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import org.apache.cordova.Config;
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import org.apache.cordova.CallbackContext;
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import org.apache.cordova.CordovaPlugin;
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import org.apache.cordova.CordovaResourceApi;
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import org.apache.cordova.CordovaResourceApi.OpenForReadResult;
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import org.apache.cordova.PluginManager;
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import org.apache.cordova.PluginResult;
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import org.apache.cordova.Whitelist;
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import org.apache.cordova.file.FileUtils;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import android.net.Uri;
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import android.os.Build;
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import android.util.Log;
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import android.webkit.CookieManager;
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public class FileTransfer extends CordovaPlugin {
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private static final String LOG_TAG = "FileTransfer";
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private static final String LINE_START = "--";
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private static final String LINE_END = "\r\n";
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private static final String BOUNDARY = "+++++";
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public static int FILE_NOT_FOUND_ERR = 1;
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public static int INVALID_URL_ERR = 2;
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public static int CONNECTION_ERR = 3;
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public static int ABORTED_ERR = 4;
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public static int NOT_MODIFIED_ERR = 5;
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private static HashMap<String, RequestContext> activeRequests = new HashMap<String, RequestContext>();
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private static final int MAX_BUFFER_SIZE = 16 * 1024;
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private static final class RequestContext {
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String source;
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String target;
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File targetFile;
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CallbackContext callbackContext;
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HttpURLConnection connection;
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boolean aborted;
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RequestContext(String source, String target, CallbackContext callbackContext) {
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this.source = source;
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this.target = target;
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this.callbackContext = callbackContext;
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}
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void sendPluginResult(PluginResult pluginResult) {
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synchronized (this) {
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if (!aborted) {
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callbackContext.sendPluginResult(pluginResult);
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}
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}
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}
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}
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/**
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* Adds an interface method to an InputStream to return the number of bytes
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* read from the raw stream. This is used to track total progress against
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* the HTTP Content-Length header value from the server.
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*/
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private static abstract class TrackingInputStream extends FilterInputStream {
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public TrackingInputStream(final InputStream in) {
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super(in);
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}
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public abstract long getTotalRawBytesRead();
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}
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private static class ExposedGZIPInputStream extends GZIPInputStream {
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public ExposedGZIPInputStream(final InputStream in) throws IOException {
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super(in);
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}
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public Inflater getInflater() {
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return inf;
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}
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}
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/**
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* Provides raw bytes-read tracking for a GZIP input stream. Reports the
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* total number of compressed bytes read from the input, rather than the
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* number of uncompressed bytes.
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*/
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private static class TrackingGZIPInputStream extends TrackingInputStream {
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private ExposedGZIPInputStream gzin;
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public TrackingGZIPInputStream(final ExposedGZIPInputStream gzin) throws IOException {
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super(gzin);
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this.gzin = gzin;
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}
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public long getTotalRawBytesRead() {
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return gzin.getInflater().getBytesRead();
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}
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}
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/**
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* Provides simple total-bytes-read tracking for an existing InputStream
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*/
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private static class SimpleTrackingInputStream extends TrackingInputStream {
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private long bytesRead = 0;
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public SimpleTrackingInputStream(InputStream stream) {
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super(stream);
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}
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private int updateBytesRead(int newBytesRead) {
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if (newBytesRead != -1) {
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bytesRead += newBytesRead;
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}
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return newBytesRead;
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}
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@Override
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public int read() throws IOException {
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return updateBytesRead(super.read());
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}
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// Note: FilterInputStream delegates read(byte[] bytes) to the below method,
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// so we don't override it or else double count (CB-5631).
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@Override
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public int read(byte[] bytes, int offset, int count) throws IOException {
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return updateBytesRead(super.read(bytes, offset, count));
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}
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public long getTotalRawBytesRead() {
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return bytesRead;
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}
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}
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@Override
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public boolean execute(String action, JSONArray args, final CallbackContext callbackContext) throws JSONException {
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if (action.equals("upload") || action.equals("download")) {
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String source = args.getString(0);
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String target = args.getString(1);
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if (action.equals("upload")) {
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upload(source, target, args, callbackContext);
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} else {
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download(source, target, args, callbackContext);
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}
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return true;
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} else if (action.equals("abort")) {
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String objectId = args.getString(0);
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abort(objectId);
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callbackContext.success();
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return true;
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}
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return false;
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}
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private static void addHeadersToRequest(URLConnection connection, JSONObject headers) {
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try {
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for (Iterator<?> iter = headers.keys(); iter.hasNext(); ) {
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/* RFC 2616 says that non-ASCII characters and control
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* characters are not allowed in header names or values.
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* Additionally, spaces are not allowed in header names.
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* RFC 2046 Quoted-printable encoding may be used to encode
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* arbitrary characters, but we donon- not do that encoding here.
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*/
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String headerKey = iter.next().toString();
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String cleanHeaderKey = headerKey.replaceAll("\\n","")
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.replaceAll("\\s+","")
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.replaceAll(":", "")
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.replaceAll("[^\\x20-\\x7E]+", "");
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JSONArray headerValues = headers.optJSONArray(headerKey);
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if (headerValues == null) {
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headerValues = new JSONArray();
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/* RFC 2616 also says that any amount of consecutive linear
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* whitespace within a header value can be replaced with a
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* single space character, without affecting the meaning of
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* that value.
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*/
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String headerValue = headers.getString(headerKey);
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String finalValue = headerValue.replaceAll("\\s+", " ").replaceAll("\\n"," ").replaceAll("[^\\x20-\\x7E]+", " ");
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headerValues.put(finalValue);
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}
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//Use the clean header key, not the one that we passed in
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connection.setRequestProperty(cleanHeaderKey, headerValues.getString(0));
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for (int i = 1; i < headerValues.length(); ++i) {
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connection.addRequestProperty(headerKey, headerValues.getString(i));
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}
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}
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} catch (JSONException e1) {
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// No headers to be manipulated!
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}
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}
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private String getCookies(final String target) {
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boolean gotCookie = false;
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String cookie = null;
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Class webViewClass = webView.getClass();
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try {
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Method gcmMethod = webViewClass.getMethod("getCookieManager");
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Class iccmClass = gcmMethod.getReturnType();
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Method gcMethod = iccmClass.getMethod("getCookie", String.class);
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cookie = (String)gcMethod.invoke(
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iccmClass.cast(
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gcmMethod.invoke(webView)
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), target);
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gotCookie = true;
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} catch (NoSuchMethodException e) {
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} catch (IllegalAccessException e) {
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} catch (InvocationTargetException e) {
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} catch (ClassCastException e) {
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}
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if (!gotCookie && CookieManager.getInstance() != null) {
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cookie = CookieManager.getInstance().getCookie(target);
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}
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return cookie;
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}
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/**
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* Uploads the specified file to the server URL provided using an HTTP multipart request.
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* @param source Full path of the file on the file system
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* @param target URL of the server to receive the file
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* @param args JSON Array of args
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* @param callbackContext callback id for optional progress reports
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*
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* args[2] fileKey Name of file request parameter
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* args[3] fileName File name to be used on server
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* args[4] mimeType Describes file content type
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* args[5] params key:value pairs of user-defined parameters
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* @return FileUploadResult containing result of upload request
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*/
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private void upload(final String source, final String target, JSONArray args, CallbackContext callbackContext) throws JSONException {
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Log.d(LOG_TAG, "upload " + source + " to " + target);
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// Setup the options
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final String fileKey = getArgument(args, 2, "file");
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final String fileName = getArgument(args, 3, "image.jpg");
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final String mimeType = getArgument(args, 4, "image/jpeg");
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final JSONObject params = args.optJSONObject(5) == null ? new JSONObject() : args.optJSONObject(5);
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final boolean trustEveryone = args.optBoolean(6);
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// Always use chunked mode unless set to false as per API
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final boolean chunkedMode = args.optBoolean(7) || args.isNull(7);
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// Look for headers on the params map for backwards compatibility with older Cordova versions.
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final JSONObject headers = args.optJSONObject(8) == null ? params.optJSONObject("headers") : args.optJSONObject(8);
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final String objectId = args.getString(9);
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final String httpMethod = getArgument(args, 10, "POST");
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final CordovaResourceApi resourceApi = webView.getResourceApi();
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Log.d(LOG_TAG, "fileKey: " + fileKey);
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Log.d(LOG_TAG, "fileName: " + fileName);
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Log.d(LOG_TAG, "mimeType: " + mimeType);
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Log.d(LOG_TAG, "params: " + params);
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Log.d(LOG_TAG, "trustEveryone: " + trustEveryone);
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Log.d(LOG_TAG, "chunkedMode: " + chunkedMode);
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Log.d(LOG_TAG, "headers: " + headers);
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Log.d(LOG_TAG, "objectId: " + objectId);
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Log.d(LOG_TAG, "httpMethod: " + httpMethod);
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final Uri targetUri = resourceApi.remapUri(Uri.parse(target));
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// Accept a path or a URI for the source.
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Uri tmpSrc = Uri.parse(source);
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final Uri sourceUri = resourceApi.remapUri(
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tmpSrc.getScheme() != null ? tmpSrc : Uri.fromFile(new File(source)));
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int uriType = CordovaResourceApi.getUriType(targetUri);
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final boolean useHttps = uriType == CordovaResourceApi.URI_TYPE_HTTPS;
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if (uriType != CordovaResourceApi.URI_TYPE_HTTP && !useHttps) {
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JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, null, 0, null);
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Log.e(LOG_TAG, "Unsupported URI: " + targetUri);
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callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
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return;
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}
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final RequestContext context = new RequestContext(source, target, callbackContext);
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synchronized (activeRequests) {
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activeRequests.put(objectId, context);
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}
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cordova.getThreadPool().execute(new Runnable() {
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public void run() {
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if (context.aborted) {
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return;
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}
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HttpURLConnection conn = null;
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HostnameVerifier oldHostnameVerifier = null;
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SSLSocketFactory oldSocketFactory = null;
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int totalBytes = 0;
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int fixedLength = -1;
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try {
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// Create return object
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FileUploadResult result = new FileUploadResult();
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FileProgressResult progress = new FileProgressResult();
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//------------------ CLIENT REQUEST
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// Open a HTTP connection to the URL based on protocol
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conn = resourceApi.createHttpConnection(targetUri);
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if (useHttps && trustEveryone) {
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// Setup the HTTPS connection class to trust everyone
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HttpsURLConnection https = (HttpsURLConnection)conn;
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oldSocketFactory = trustAllHosts(https);
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// Save the current hostnameVerifier
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oldHostnameVerifier = https.getHostnameVerifier();
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// Setup the connection not to verify hostnames
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https.setHostnameVerifier(DO_NOT_VERIFY);
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}
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// Allow Inputs
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conn.setDoInput(true);
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// Allow Outputs
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conn.setDoOutput(true);
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// Don't use a cached copy.
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conn.setUseCaches(false);
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// Use a post method.
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conn.setRequestMethod(httpMethod);
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// if we specified a Content-Type header, don't do multipart form upload
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boolean multipartFormUpload = (headers == null) || !headers.has("Content-Type");
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if (multipartFormUpload) {
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conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);
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}
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// Set the cookies on the response
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String cookie = getCookies(target);
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if (cookie != null) {
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conn.setRequestProperty("Cookie", cookie);
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}
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// Handle the other headers
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if (headers != null) {
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addHeadersToRequest(conn, headers);
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}
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/*
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* Store the non-file portions of the multipart data as a string, so that we can add it
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* to the contentSize, since it is part of the body of the HTTP request.
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*/
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StringBuilder beforeData = new StringBuilder();
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try {
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for (Iterator<?> iter = params.keys(); iter.hasNext();) {
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Object key = iter.next();
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if(!String.valueOf(key).equals("headers"))
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{
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beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
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beforeData.append("Content-Disposition: form-data; name=\"").append(key.toString()).append('"');
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beforeData.append(LINE_END).append(LINE_END);
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beforeData.append(params.getString(key.toString()));
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beforeData.append(LINE_END);
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}
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}
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} catch (JSONException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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}
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beforeData.append(LINE_START).append(BOUNDARY).append(LINE_END);
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beforeData.append("Content-Disposition: form-data; name=\"").append(fileKey).append("\";");
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beforeData.append(" filename=\"").append(fileName).append('"').append(LINE_END);
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beforeData.append("Content-Type: ").append(mimeType).append(LINE_END).append(LINE_END);
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byte[] beforeDataBytes = beforeData.toString().getBytes("UTF-8");
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byte[] tailParamsBytes = (LINE_END + LINE_START + BOUNDARY + LINE_START + LINE_END).getBytes("UTF-8");
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// Get a input stream of the file on the phone
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OpenForReadResult readResult = resourceApi.openForRead(sourceUri);
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int stringLength = beforeDataBytes.length + tailParamsBytes.length;
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if (readResult.length >= 0) {
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fixedLength = (int)readResult.length;
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if (multipartFormUpload)
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fixedLength += stringLength;
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progress.setLengthComputable(true);
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progress.setTotal(fixedLength);
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}
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Log.d(LOG_TAG, "Content Length: " + fixedLength);
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// setFixedLengthStreamingMode causes and OutOfMemoryException on pre-Froyo devices.
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// http://code.google.com/p/android/issues/detail?id=3164
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// It also causes OOM if HTTPS is used, even on newer devices.
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boolean useChunkedMode = chunkedMode && (Build.VERSION.SDK_INT < Build.VERSION_CODES.FROYO || useHttps);
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useChunkedMode = useChunkedMode || (fixedLength == -1);
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if (useChunkedMode) {
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conn.setChunkedStreamingMode(MAX_BUFFER_SIZE);
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// Although setChunkedStreamingMode sets this header, setting it explicitly here works
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// around an OutOfMemoryException when using https.
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conn.setRequestProperty("Transfer-Encoding", "chunked");
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} else {
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conn.setFixedLengthStreamingMode(fixedLength);
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}
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conn.connect();
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OutputStream sendStream = null;
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try {
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sendStream = conn.getOutputStream();
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synchronized (context) {
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if (context.aborted) {
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return;
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}
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context.connection = conn;
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}
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if (multipartFormUpload) {
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//We don't want to change encoding, we just want this to write for all Unicode.
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sendStream.write(beforeDataBytes);
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totalBytes += beforeDataBytes.length;
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}
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// create a buffer of maximum size
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int bytesAvailable = readResult.inputStream.available();
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int bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
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byte[] buffer = new byte[bufferSize];
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// read file and write it into form...
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int bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);
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long prevBytesRead = 0;
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while (bytesRead > 0) {
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result.setBytesSent(totalBytes);
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sendStream.write(buffer, 0, bytesRead);
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totalBytes += bytesRead;
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if (totalBytes > prevBytesRead + 102400) {
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prevBytesRead = totalBytes;
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Log.d(LOG_TAG, "Uploaded " + totalBytes + " of " + fixedLength + " bytes");
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}
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bytesAvailable = readResult.inputStream.available();
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bufferSize = Math.min(bytesAvailable, MAX_BUFFER_SIZE);
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bytesRead = readResult.inputStream.read(buffer, 0, bufferSize);
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// Send a progress event.
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progress.setLoaded(totalBytes);
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PluginResult progressResult = new PluginResult(PluginResult.Status.OK, progress.toJSONObject());
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progressResult.setKeepCallback(true);
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context.sendPluginResult(progressResult);
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}
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if (multipartFormUpload) {
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// send multipart form data necessary after file data...
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sendStream.write(tailParamsBytes);
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totalBytes += tailParamsBytes.length;
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}
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sendStream.flush();
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} finally {
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safeClose(readResult.inputStream);
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safeClose(sendStream);
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}
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synchronized (context) {
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context.connection = null;
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}
|
|
Log.d(LOG_TAG, "Sent " + totalBytes + " of " + fixedLength);
|
|
|
|
//------------------ read the SERVER RESPONSE
|
|
String responseString;
|
|
int responseCode = conn.getResponseCode();
|
|
Log.d(LOG_TAG, "response code: " + responseCode);
|
|
Log.d(LOG_TAG, "response headers: " + conn.getHeaderFields());
|
|
TrackingInputStream inStream = null;
|
|
try {
|
|
inStream = getInputStream(conn);
|
|
synchronized (context) {
|
|
if (context.aborted) {
|
|
return;
|
|
}
|
|
context.connection = conn;
|
|
}
|
|
|
|
ByteArrayOutputStream out = new ByteArrayOutputStream(Math.max(1024, conn.getContentLength()));
|
|
byte[] buffer = new byte[1024];
|
|
int bytesRead = 0;
|
|
// write bytes to file
|
|
while ((bytesRead = inStream.read(buffer)) > 0) {
|
|
out.write(buffer, 0, bytesRead);
|
|
}
|
|
responseString = out.toString("UTF-8");
|
|
} finally {
|
|
synchronized (context) {
|
|
context.connection = null;
|
|
}
|
|
safeClose(inStream);
|
|
}
|
|
|
|
Log.d(LOG_TAG, "got response from server");
|
|
Log.d(LOG_TAG, responseString.substring(0, Math.min(256, responseString.length())));
|
|
|
|
// send request and retrieve response
|
|
result.setResponseCode(responseCode);
|
|
result.setResponse(responseString);
|
|
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.OK, result.toJSONObject()));
|
|
} catch (FileNotFoundException e) {
|
|
JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, conn, e);
|
|
Log.e(LOG_TAG, error.toString(), e);
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
|
|
} catch (IOException e) {
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, e);
|
|
Log.e(LOG_TAG, error.toString(), e);
|
|
Log.e(LOG_TAG, "Failed after uploading " + totalBytes + " of " + fixedLength + " bytes.");
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
|
|
} catch (JSONException e) {
|
|
Log.e(LOG_TAG, e.getMessage(), e);
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.JSON_EXCEPTION));
|
|
} catch (Throwable t) {
|
|
// Shouldn't happen, but will
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn, t);
|
|
Log.e(LOG_TAG, error.toString(), t);
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
|
|
} finally {
|
|
synchronized (activeRequests) {
|
|
activeRequests.remove(objectId);
|
|
}
|
|
|
|
if (conn != null) {
|
|
// Revert back to the proper verifier and socket factories
|
|
// Revert back to the proper verifier and socket factories
|
|
if (trustEveryone && useHttps) {
|
|
HttpsURLConnection https = (HttpsURLConnection) conn;
|
|
https.setHostnameVerifier(oldHostnameVerifier);
|
|
https.setSSLSocketFactory(oldSocketFactory);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
private static void safeClose(Closeable stream) {
|
|
if (stream != null) {
|
|
try {
|
|
stream.close();
|
|
} catch (IOException e) {
|
|
}
|
|
}
|
|
}
|
|
|
|
private static TrackingInputStream getInputStream(URLConnection conn) throws IOException {
|
|
String encoding = conn.getContentEncoding();
|
|
if (encoding != null && encoding.equalsIgnoreCase("gzip")) {
|
|
return new TrackingGZIPInputStream(new ExposedGZIPInputStream(conn.getInputStream()));
|
|
}
|
|
return new SimpleTrackingInputStream(conn.getInputStream());
|
|
}
|
|
|
|
// always verify the host - don't check for certificate
|
|
private static final HostnameVerifier DO_NOT_VERIFY = new HostnameVerifier() {
|
|
public boolean verify(String hostname, SSLSession session) {
|
|
return true;
|
|
}
|
|
};
|
|
// Create a trust manager that does not validate certificate chains
|
|
private static final TrustManager[] trustAllCerts = new TrustManager[] { new X509TrustManager() {
|
|
public java.security.cert.X509Certificate[] getAcceptedIssuers() {
|
|
return new java.security.cert.X509Certificate[] {};
|
|
}
|
|
|
|
public void checkClientTrusted(X509Certificate[] chain,
|
|
String authType) throws CertificateException {
|
|
}
|
|
|
|
public void checkServerTrusted(X509Certificate[] chain,
|
|
String authType) throws CertificateException {
|
|
}
|
|
} };
|
|
|
|
/**
|
|
* This function will install a trust manager that will blindly trust all SSL
|
|
* certificates. The reason this code is being added is to enable developers
|
|
* to do development using self signed SSL certificates on their web server.
|
|
*
|
|
* The standard HttpsURLConnection class will throw an exception on self
|
|
* signed certificates if this code is not run.
|
|
*/
|
|
private static SSLSocketFactory trustAllHosts(HttpsURLConnection connection) {
|
|
// Install the all-trusting trust manager
|
|
SSLSocketFactory oldFactory = connection.getSSLSocketFactory();
|
|
try {
|
|
// Install our all trusting manager
|
|
SSLContext sc = SSLContext.getInstance("TLS");
|
|
sc.init(null, trustAllCerts, new java.security.SecureRandom());
|
|
SSLSocketFactory newFactory = sc.getSocketFactory();
|
|
connection.setSSLSocketFactory(newFactory);
|
|
} catch (Exception e) {
|
|
Log.e(LOG_TAG, e.getMessage(), e);
|
|
}
|
|
return oldFactory;
|
|
}
|
|
|
|
private static JSONObject createFileTransferError(int errorCode, String source, String target, URLConnection connection, Throwable throwable) {
|
|
|
|
int httpStatus = 0;
|
|
StringBuilder bodyBuilder = new StringBuilder();
|
|
String body = null;
|
|
if (connection != null) {
|
|
try {
|
|
if (connection instanceof HttpURLConnection) {
|
|
httpStatus = ((HttpURLConnection)connection).getResponseCode();
|
|
InputStream err = ((HttpURLConnection) connection).getErrorStream();
|
|
if(err != null)
|
|
{
|
|
BufferedReader reader = new BufferedReader(new InputStreamReader(err, "UTF-8"));
|
|
try {
|
|
String line = reader.readLine();
|
|
while(line != null) {
|
|
bodyBuilder.append(line);
|
|
line = reader.readLine();
|
|
if(line != null) {
|
|
bodyBuilder.append('\n');
|
|
}
|
|
}
|
|
body = bodyBuilder.toString();
|
|
} finally {
|
|
reader.close();
|
|
}
|
|
}
|
|
}
|
|
// IOException can leave connection object in a bad state, so catch all exceptions.
|
|
} catch (Throwable e) {
|
|
Log.w(LOG_TAG, "Error getting HTTP status code from connection.", e);
|
|
}
|
|
}
|
|
|
|
return createFileTransferError(errorCode, source, target, body, httpStatus, throwable);
|
|
}
|
|
|
|
/**
|
|
* Create an error object based on the passed in errorCode
|
|
* @param errorCode the error
|
|
* @return JSONObject containing the error
|
|
*/
|
|
private static JSONObject createFileTransferError(int errorCode, String source, String target, String body, Integer httpStatus, Throwable throwable) {
|
|
JSONObject error = null;
|
|
try {
|
|
error = new JSONObject();
|
|
error.put("code", errorCode);
|
|
error.put("source", source);
|
|
error.put("target", target);
|
|
if(body != null)
|
|
{
|
|
error.put("body", body);
|
|
}
|
|
if (httpStatus != null) {
|
|
error.put("http_status", httpStatus);
|
|
}
|
|
if (throwable != null) {
|
|
String msg = throwable.getMessage();
|
|
if (msg == null || "".equals(msg)) {
|
|
msg = throwable.toString();
|
|
}
|
|
error.put("exception", msg);
|
|
}
|
|
} catch (JSONException e) {
|
|
Log.e(LOG_TAG, e.getMessage(), e);
|
|
}
|
|
return error;
|
|
}
|
|
|
|
/**
|
|
* Convenience method to read a parameter from the list of JSON args.
|
|
* @param args the args passed to the Plugin
|
|
* @param position the position to retrieve the arg from
|
|
* @param defaultString the default to be used if the arg does not exist
|
|
* @return String with the retrieved value
|
|
*/
|
|
private static String getArgument(JSONArray args, int position, String defaultString) {
|
|
String arg = defaultString;
|
|
if (args.length() > position) {
|
|
arg = args.optString(position);
|
|
if (arg == null || "null".equals(arg)) {
|
|
arg = defaultString;
|
|
}
|
|
}
|
|
return arg;
|
|
}
|
|
|
|
/**
|
|
* Downloads a file form a given URL and saves it to the specified directory.
|
|
*
|
|
* @param source URL of the server to receive the file
|
|
* @param target Full path of the file on the file system
|
|
*/
|
|
private void download(final String source, final String target, JSONArray args, CallbackContext callbackContext) throws JSONException {
|
|
Log.d(LOG_TAG, "download " + source + " to " + target);
|
|
|
|
final CordovaResourceApi resourceApi = webView.getResourceApi();
|
|
|
|
final boolean trustEveryone = args.optBoolean(2);
|
|
final String objectId = args.getString(3);
|
|
final JSONObject headers = args.optJSONObject(4);
|
|
|
|
final Uri sourceUri = resourceApi.remapUri(Uri.parse(source));
|
|
// Accept a path or a URI for the source.
|
|
Uri tmpTarget = Uri.parse(target);
|
|
final Uri targetUri = resourceApi.remapUri(
|
|
tmpTarget.getScheme() != null ? tmpTarget : Uri.fromFile(new File(target)));
|
|
|
|
int uriType = CordovaResourceApi.getUriType(sourceUri);
|
|
final boolean useHttps = uriType == CordovaResourceApi.URI_TYPE_HTTPS;
|
|
final boolean isLocalTransfer = !useHttps && uriType != CordovaResourceApi.URI_TYPE_HTTP;
|
|
if (uriType == CordovaResourceApi.URI_TYPE_UNKNOWN) {
|
|
JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, null, 0, null);
|
|
Log.e(LOG_TAG, "Unsupported URI: " + sourceUri);
|
|
callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
|
|
return;
|
|
}
|
|
|
|
/* This code exists for compatibility between 3.x and 4.x versions of Cordova.
|
|
* Previously the CordovaWebView class had a method, getWhitelist, which would
|
|
* return a Whitelist object. Since the fixed whitelist is removed in Cordova 4.x,
|
|
* the correct call now is to shouldAllowRequest from the plugin manager.
|
|
*/
|
|
Boolean shouldAllowRequest = null;
|
|
if (isLocalTransfer) {
|
|
shouldAllowRequest = true;
|
|
}
|
|
if (shouldAllowRequest == null) {
|
|
try {
|
|
Method gwl = webView.getClass().getMethod("getWhitelist");
|
|
Whitelist whitelist = (Whitelist)gwl.invoke(webView);
|
|
shouldAllowRequest = whitelist.isUrlWhiteListed(source);
|
|
} catch (NoSuchMethodException e) {
|
|
} catch (IllegalAccessException e) {
|
|
} catch (InvocationTargetException e) {
|
|
}
|
|
}
|
|
if (shouldAllowRequest == null) {
|
|
try {
|
|
Method gpm = webView.getClass().getMethod("getPluginManager");
|
|
PluginManager pm = (PluginManager)gpm.invoke(webView);
|
|
Method san = pm.getClass().getMethod("shouldAllowRequest", String.class);
|
|
shouldAllowRequest = (Boolean)san.invoke(pm, source);
|
|
} catch (NoSuchMethodException e) {
|
|
} catch (IllegalAccessException e) {
|
|
} catch (InvocationTargetException e) {
|
|
}
|
|
}
|
|
|
|
if (!Boolean.TRUE.equals(shouldAllowRequest)) {
|
|
Log.w(LOG_TAG, "Source URL is not in white list: '" + source + "'");
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, null, 401, null);
|
|
callbackContext.sendPluginResult(new PluginResult(PluginResult.Status.IO_EXCEPTION, error));
|
|
return;
|
|
}
|
|
|
|
|
|
final RequestContext context = new RequestContext(source, target, callbackContext);
|
|
synchronized (activeRequests) {
|
|
activeRequests.put(objectId, context);
|
|
}
|
|
|
|
cordova.getThreadPool().execute(new Runnable() {
|
|
public void run() {
|
|
if (context.aborted) {
|
|
return;
|
|
}
|
|
HttpURLConnection connection = null;
|
|
HostnameVerifier oldHostnameVerifier = null;
|
|
SSLSocketFactory oldSocketFactory = null;
|
|
File file = null;
|
|
PluginResult result = null;
|
|
TrackingInputStream inputStream = null;
|
|
boolean cached = false;
|
|
|
|
OutputStream outputStream = null;
|
|
try {
|
|
OpenForReadResult readResult = null;
|
|
|
|
file = resourceApi.mapUriToFile(targetUri);
|
|
context.targetFile = file;
|
|
|
|
Log.d(LOG_TAG, "Download file:" + sourceUri);
|
|
|
|
FileProgressResult progress = new FileProgressResult();
|
|
|
|
if (isLocalTransfer) {
|
|
readResult = resourceApi.openForRead(sourceUri);
|
|
if (readResult.length != -1) {
|
|
progress.setLengthComputable(true);
|
|
progress.setTotal(readResult.length);
|
|
}
|
|
inputStream = new SimpleTrackingInputStream(readResult.inputStream);
|
|
} else {
|
|
// connect to server
|
|
// Open a HTTP connection to the URL based on protocol
|
|
connection = resourceApi.createHttpConnection(sourceUri);
|
|
if (useHttps && trustEveryone) {
|
|
// Setup the HTTPS connection class to trust everyone
|
|
HttpsURLConnection https = (HttpsURLConnection)connection;
|
|
oldSocketFactory = trustAllHosts(https);
|
|
// Save the current hostnameVerifier
|
|
oldHostnameVerifier = https.getHostnameVerifier();
|
|
// Setup the connection not to verify hostnames
|
|
https.setHostnameVerifier(DO_NOT_VERIFY);
|
|
}
|
|
|
|
connection.setRequestMethod("GET");
|
|
|
|
// TODO: Make OkHttp use this CookieManager by default.
|
|
String cookie = getCookies(sourceUri.toString());
|
|
|
|
if(cookie != null)
|
|
{
|
|
connection.setRequestProperty("cookie", cookie);
|
|
}
|
|
|
|
// This must be explicitly set for gzip progress tracking to work.
|
|
connection.setRequestProperty("Accept-Encoding", "gzip");
|
|
|
|
// Handle the other headers
|
|
if (headers != null) {
|
|
addHeadersToRequest(connection, headers);
|
|
}
|
|
|
|
connection.connect();
|
|
if (connection.getResponseCode() == HttpURLConnection.HTTP_NOT_MODIFIED) {
|
|
cached = true;
|
|
connection.disconnect();
|
|
Log.d(LOG_TAG, "Resource not modified: " + source);
|
|
JSONObject error = createFileTransferError(NOT_MODIFIED_ERR, source, target, connection, null);
|
|
result = new PluginResult(PluginResult.Status.ERROR, error);
|
|
} else {
|
|
if (connection.getContentEncoding() == null || connection.getContentEncoding().equalsIgnoreCase("gzip")) {
|
|
// Only trust content-length header if we understand
|
|
// the encoding -- identity or gzip
|
|
if (connection.getContentLength() != -1) {
|
|
progress.setLengthComputable(true);
|
|
progress.setTotal(connection.getContentLength());
|
|
}
|
|
}
|
|
inputStream = getInputStream(connection);
|
|
}
|
|
}
|
|
|
|
if (!cached) {
|
|
try {
|
|
synchronized (context) {
|
|
if (context.aborted) {
|
|
return;
|
|
}
|
|
context.connection = connection;
|
|
}
|
|
|
|
// write bytes to file
|
|
byte[] buffer = new byte[MAX_BUFFER_SIZE];
|
|
int bytesRead = 0;
|
|
outputStream = resourceApi.openOutputStream(targetUri);
|
|
while ((bytesRead = inputStream.read(buffer)) > 0) {
|
|
outputStream.write(buffer, 0, bytesRead);
|
|
// Send a progress event.
|
|
progress.setLoaded(inputStream.getTotalRawBytesRead());
|
|
PluginResult progressResult = new PluginResult(PluginResult.Status.OK, progress.toJSONObject());
|
|
progressResult.setKeepCallback(true);
|
|
context.sendPluginResult(progressResult);
|
|
}
|
|
} finally {
|
|
synchronized (context) {
|
|
context.connection = null;
|
|
}
|
|
safeClose(inputStream);
|
|
safeClose(outputStream);
|
|
}
|
|
|
|
Log.d(LOG_TAG, "Saved file: " + target);
|
|
|
|
|
|
// create FileEntry object
|
|
Class webViewClass = webView.getClass();
|
|
PluginManager pm = null;
|
|
try {
|
|
Method gpm = webViewClass.getMethod("getPluginManager");
|
|
pm = (PluginManager) gpm.invoke(webView);
|
|
} catch (NoSuchMethodException e) {
|
|
} catch (IllegalAccessException e) {
|
|
} catch (InvocationTargetException e) {
|
|
}
|
|
if (pm == null) {
|
|
try {
|
|
Field pmf = webViewClass.getField("pluginManager");
|
|
pm = (PluginManager)pmf.get(webView);
|
|
} catch (NoSuchFieldException e) {
|
|
} catch (IllegalAccessException e) {
|
|
}
|
|
}
|
|
file = resourceApi.mapUriToFile(targetUri);
|
|
context.targetFile = file;
|
|
FileUtils filePlugin = (FileUtils) pm.getPlugin("File");
|
|
if (filePlugin != null) {
|
|
JSONObject fileEntry = filePlugin.getEntryForFile(file);
|
|
if (fileEntry != null) {
|
|
result = new PluginResult(PluginResult.Status.OK, fileEntry);
|
|
} else {
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, connection, null);
|
|
Log.e(LOG_TAG, "File plugin cannot represent download path");
|
|
result = new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
|
}
|
|
} else {
|
|
Log.e(LOG_TAG, "File plugin not found; cannot save downloaded file");
|
|
result = new PluginResult(PluginResult.Status.ERROR, "File plugin not found; cannot save downloaded file");
|
|
}
|
|
}
|
|
|
|
} catch (FileNotFoundException e) {
|
|
JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, connection, e);
|
|
Log.e(LOG_TAG, error.toString(), e);
|
|
result = new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
|
} catch (IOException e) {
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, connection, e);
|
|
Log.e(LOG_TAG, error.toString(), e);
|
|
result = new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
|
} catch (JSONException e) {
|
|
Log.e(LOG_TAG, e.getMessage(), e);
|
|
result = new PluginResult(PluginResult.Status.JSON_EXCEPTION);
|
|
} catch (Throwable e) {
|
|
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, connection, e);
|
|
Log.e(LOG_TAG, error.toString(), e);
|
|
result = new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
|
} finally {
|
|
synchronized (activeRequests) {
|
|
activeRequests.remove(objectId);
|
|
}
|
|
|
|
if (connection != null) {
|
|
// Revert back to the proper verifier and socket factories
|
|
if (trustEveryone && useHttps) {
|
|
HttpsURLConnection https = (HttpsURLConnection) connection;
|
|
https.setHostnameVerifier(oldHostnameVerifier);
|
|
https.setSSLSocketFactory(oldSocketFactory);
|
|
}
|
|
}
|
|
|
|
if (result == null) {
|
|
result = new PluginResult(PluginResult.Status.ERROR, createFileTransferError(CONNECTION_ERR, source, target, connection, null));
|
|
}
|
|
// Remove incomplete download.
|
|
if (!cached && result.getStatus() != PluginResult.Status.OK.ordinal() && file != null) {
|
|
file.delete();
|
|
}
|
|
context.sendPluginResult(result);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Abort an ongoing upload or download.
|
|
*/
|
|
private void abort(String objectId) {
|
|
final RequestContext context;
|
|
synchronized (activeRequests) {
|
|
context = activeRequests.remove(objectId);
|
|
}
|
|
if (context != null) {
|
|
// Closing the streams can block, so execute on a background thread.
|
|
cordova.getThreadPool().execute(new Runnable() {
|
|
public void run() {
|
|
synchronized (context) {
|
|
File file = context.targetFile;
|
|
if (file != null) {
|
|
file.delete();
|
|
}
|
|
// Trigger the abort callback immediately to minimize latency between it and abort() being called.
|
|
JSONObject error = createFileTransferError(ABORTED_ERR, context.source, context.target, null, -1, null);
|
|
context.sendPluginResult(new PluginResult(PluginResult.Status.ERROR, error));
|
|
context.aborted = true;
|
|
if (context.connection != null) {
|
|
try {
|
|
context.connection.disconnect();
|
|
} catch (Exception e) {
|
|
Log.e(LOG_TAG, "CB-8431 Catch workaround for fatal exception", e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|