mirror of
https://github.com/apache/cordova-android.git
synced 2025-02-20 23:56:20 +08:00
[CB-792] Add HTTP status code to FileTransferError
This commit is contained in:
Don Coleman
parent
fc50a0d954
commit
5dacb8d2d5
@ -27,6 +27,7 @@ import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.HttpURLConnection;
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import java.net.MalformedURLException;
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import java.net.URL;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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@ -35,7 +36,6 @@ import java.util.Iterator;
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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.SSLException;
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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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@ -57,7 +57,7 @@ public class FileTransfer extends Plugin {
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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 BOUNDRY = "*****";
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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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@ -82,49 +82,251 @@ public class FileTransfer extends Plugin {
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return new PluginResult(PluginResult.Status.JSON_EXCEPTION, "Missing source or target");
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}
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try {
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if (action.equals("upload")) {
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// Setup the options
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String fileKey = null;
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String fileName = null;
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String mimeType = null;
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if (action.equals("upload")) {
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return upload(source, target, args);
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} else if (action.equals("download")) {
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return download(source, target);
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} else {
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return new PluginResult(PluginResult.Status.INVALID_ACTION);
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}
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}
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fileKey = getArgument(args, 2, "file");
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fileName = getArgument(args, 3, "image.jpg");
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mimeType = getArgument(args, 4, "image/jpeg");
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JSONObject params = args.optJSONObject(5);
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boolean trustEveryone = args.optBoolean(6);
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boolean chunkedMode = args.optBoolean(7) || args.isNull(7); //Always use chunked mode unless set to false as per API
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FileUploadResult r = upload(source, target, fileKey, fileName, mimeType, params, trustEveryone, chunkedMode);
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Log.d(LOG_TAG, "****** About to return a result from upload");
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return new PluginResult(PluginResult.Status.OK, r.toJSONObject());
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} else if (action.equals("download")) {
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JSONObject r = download(source, target);
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Log.d(LOG_TAG, "****** About to return a result from download");
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return new PluginResult(PluginResult.Status.OK, r);
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} else {
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return new PluginResult(PluginResult.Status.INVALID_ACTION);
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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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*
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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 PluginResult upload(String source, String target, JSONArray args) {
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Log.d(LOG_TAG, "upload " + source + " to " + target);
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HttpURLConnection conn = null;
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try {
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// Setup the options
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String fileKey = getArgument(args, 2, "file");
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String fileName = getArgument(args, 3, "image.jpg");
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String mimeType = getArgument(args, 4, "image/jpeg");
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JSONObject params = args.optJSONObject(5);
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if (params == null) params = new JSONObject();
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boolean trustEveryone = args.optBoolean(6);
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boolean chunkedMode = args.optBoolean(7) || args.isNull(7); //Always use chunked mode unless set to false as per API
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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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// Create return object
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FileUploadResult result = new FileUploadResult();
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// Get a input stream of the file on the phone
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FileInputStream fileInputStream = (FileInputStream) getPathFromUri(source);
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DataOutputStream dos = null;
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int bytesRead, bytesAvailable, bufferSize;
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long totalBytes;
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byte[] buffer;
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int maxBufferSize = 8096;
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//------------------ CLIENT REQUEST
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// open a URL connection to the server
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URL url = new URL(target);
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// Open a HTTP connection to the URL based on protocol
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if (url.getProtocol().toLowerCase().equals("https")) {
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// Using standard HTTPS connection. Will not allow self signed certificate
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if (!trustEveryone) {
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conn = (HttpsURLConnection) url.openConnection();
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}
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// Use our HTTPS connection that blindly trusts everyone.
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// This should only be used in debug environments
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else {
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// Setup the HTTPS connection class to trust everyone
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trustAllHosts();
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HttpsURLConnection https = (HttpsURLConnection) url.openConnection();
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// Save the current hostnameVerifier
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defaultHostnameVerifier = 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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conn = https;
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}
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}
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// Return a standard HTTP connection
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else {
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conn = (HttpURLConnection) url.openConnection();
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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("POST");
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conn.setRequestProperty("Connection", "Keep-Alive");
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conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + BOUNDARY);
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// Handle the other headers
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try {
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JSONObject headers = params.getJSONObject("headers");
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for (Iterator iter = headers.keys(); iter.hasNext();)
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{
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String headerKey = iter.next().toString();
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conn.setRequestProperty(headerKey, headers.getString(headerKey));
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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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// Set the cookies on the response
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String cookie = CookieManager.getInstance().getCookie(target);
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if (cookie != null) {
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conn.setRequestProperty("Cookie", cookie);
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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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String extraParams = "";
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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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extraParams += LINE_START + BOUNDARY + LINE_END;
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extraParams += "Content-Disposition: form-data; name=\"" + key.toString() + "\";";
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extraParams += LINE_END + LINE_END;
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extraParams += params.getString(key.toString());
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extraParams += 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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extraParams += LINE_START + BOUNDARY + LINE_END;
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extraParams += "Content-Disposition: form-data; name=\"" + fileKey + "\";" + " filename=\"";
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String midParams = "\"" + LINE_END + "Content-Type: " + mimeType + LINE_END + LINE_END;
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String tailParams = LINE_END + LINE_START + BOUNDARY + LINE_START + LINE_END;
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// Should set this up as an option
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if (chunkedMode) {
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conn.setChunkedStreamingMode(maxBufferSize);
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}
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else
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{
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int stringLength = extraParams.length() + midParams.length() + tailParams.length() + fileName.getBytes("UTF-8").length;
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Log.d(LOG_TAG, "String Length: " + stringLength);
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int fixedLength = (int) fileInputStream.getChannel().size() + stringLength;
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Log.d(LOG_TAG, "Content Length: " + fixedLength);
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conn.setFixedLengthStreamingMode(fixedLength);
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}
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dos = new DataOutputStream( conn.getOutputStream() );
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dos.writeBytes(extraParams);
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//We don't want to chagne encoding, we just want this to write for all Unicode.
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dos.write(fileName.getBytes("UTF-8"));
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dos.writeBytes(midParams);
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// create a buffer of maximum size
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bytesAvailable = fileInputStream.available();
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bufferSize = Math.min(bytesAvailable, maxBufferSize);
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buffer = new byte[bufferSize];
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// read file and write it into form...
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bytesRead = fileInputStream.read(buffer, 0, bufferSize);
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totalBytes = 0;
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while (bytesRead > 0) {
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totalBytes += bytesRead;
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result.setBytesSent(totalBytes);
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dos.write(buffer, 0, bufferSize);
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bytesAvailable = fileInputStream.available();
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bufferSize = Math.min(bytesAvailable, maxBufferSize);
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bytesRead = fileInputStream.read(buffer, 0, bufferSize);
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}
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// send multipart form data necesssary after file data...
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dos.writeBytes(tailParams);
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// close streams
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fileInputStream.close();
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dos.flush();
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dos.close();
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//------------------ read the SERVER RESPONSE
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StringBuffer responseString = new StringBuffer("");
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DataInputStream inStream;
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try {
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inStream = new DataInputStream ( conn.getInputStream() );
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} catch(FileNotFoundException e) {
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Log.e(LOG_TAG, e.toString(), e);
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throw new IOException("Received error from server");
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}
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String line;
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while (( line = inStream.readLine()) != null) {
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responseString.append(line);
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}
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Log.d(LOG_TAG, "got response from server");
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Log.d(LOG_TAG, responseString.toString());
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// send request and retrieve response
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result.setResponseCode(conn.getResponseCode());
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result.setResponse(responseString.toString());
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inStream.close();
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// Revert back to the proper verifier and socket factories
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if (trustEveryone && url.getProtocol().toLowerCase().equals("https")) {
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((HttpsURLConnection) conn).setHostnameVerifier(defaultHostnameVerifier);
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HttpsURLConnection.setDefaultSSLSocketFactory(defaultSSLSocketFactory);
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}
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Log.d(LOG_TAG, "****** About to return a result from upload");
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return new PluginResult(PluginResult.Status.OK, result.toJSONObject());
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} catch (FileNotFoundException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target);
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JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, conn);
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Log.e(LOG_TAG, error.toString(), e);
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return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
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} catch (IllegalArgumentException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target);
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return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
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} catch (SSLException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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Log.d(LOG_TAG, "Got my ssl exception!!!");
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JSONObject error = createFileTransferError(CONNECTION_ERR, source, target);
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} catch (MalformedURLException e) {
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JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, conn);
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Log.e(LOG_TAG, error.toString(), e);
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return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
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} catch (IOException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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JSONObject error = createFileTransferError(CONNECTION_ERR, source, target);
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JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn);
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Log.e(LOG_TAG, error.toString(), e);
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return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
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} catch (JSONException e) {
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Log.e(LOG_TAG, e.getMessage(), e);
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return new PluginResult(PluginResult.Status.JSON_EXCEPTION);
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} catch (Throwable t) {
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// Shouldn't happen, but will
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JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, conn);
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Log.wtf(LOG_TAG, error.toString(), t);
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return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
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} finally {
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if (conn != null) {
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conn.disconnect();
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}
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}
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}
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@ -172,18 +374,36 @@ public class FileTransfer extends Plugin {
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}
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}
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/**
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* Create an error object based on the passed in errorCode
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* @param errorCode the error
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* @return JSONObject containing the error
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*/
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private JSONObject createFileTransferError(int errorCode, String source, String target) {
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private JSONObject createFileTransferError(int errorCode, String source, String target, HttpURLConnection connection) {
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Integer httpStatus = null;
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if (connection != null) {
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try {
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httpStatus = connection.getResponseCode();
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} catch (IOException e) {
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Log.w(LOG_TAG, "Error getting HTTP status code from connection.", e);
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}
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}
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return createFileTransferError(errorCode, source, target, httpStatus);
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}
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/**
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* Create an error object based on the passed in errorCode
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* @param errorCode the error
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* @return JSONObject containing the error
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*/
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private JSONObject createFileTransferError(int errorCode, String source, String target, Integer httpStatus) {
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JSONObject error = null;
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try {
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error = new JSONObject();
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error.put("code", errorCode);
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error.put("source", source);
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error.put("target", target);
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if (httpStatus != null) {
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error.put("http_status", httpStatus);
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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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@ -208,198 +428,6 @@ public class FileTransfer extends Plugin {
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return arg;
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}
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/**
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* Uploads the specified file to the server URL provided using an HTTP
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* multipart request.
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* @param file Full path of the file on the file system
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* @param server URL of the server to receive the file
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* @param fileKey Name of file request parameter
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* @param fileName File name to be used on server
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* @param mimeType Describes file content type
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* @param 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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public FileUploadResult upload(String file, String server, final String fileKey, final String fileName,
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final String mimeType, JSONObject params, boolean trustEveryone, boolean chunkedMode) throws IOException, SSLException {
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// Create return object
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FileUploadResult result = new FileUploadResult();
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// Get a input stream of the file on the phone
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FileInputStream fileInputStream = (FileInputStream) getPathFromUri(file);
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HttpURLConnection conn = null;
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DataOutputStream dos = null;
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int bytesRead, bytesAvailable, bufferSize;
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long totalBytes;
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byte[] buffer;
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int maxBufferSize = 8096;
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//------------------ CLIENT REQUEST
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// open a URL connection to the server
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URL url = new URL(server);
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// Open a HTTP connection to the URL based on protocol
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if (url.getProtocol().toLowerCase().equals("https")) {
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// Using standard HTTPS connection. Will not allow self signed certificate
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if (!trustEveryone) {
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conn = (HttpsURLConnection) url.openConnection();
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}
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// Use our HTTPS connection that blindly trusts everyone.
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// This should only be used in debug environments
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else {
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// Setup the HTTPS connection class to trust everyone
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trustAllHosts();
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HttpsURLConnection https = (HttpsURLConnection) url.openConnection();
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// Save the current hostnameVerifier
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defaultHostnameVerifier = 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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conn = https;
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}
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}
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// Return a standard HTTP connection
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else {
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conn = (HttpURLConnection) url.openConnection();
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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("POST");
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conn.setRequestProperty("Connection", "Keep-Alive");
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conn.setRequestProperty("Content-Type", "multipart/form-data;boundary="+BOUNDRY);
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// Handle the other headers
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try {
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JSONObject headers = params.getJSONObject("headers");
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for (Iterator iter = headers.keys(); iter.hasNext();)
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{
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String headerKey = iter.next().toString();
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conn.setRequestProperty(headerKey, headers.getString(headerKey));
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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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// Set the cookies on the response
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String cookie = CookieManager.getInstance().getCookie(server);
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if (cookie != null) {
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conn.setRequestProperty("Cookie", cookie);
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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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String extraParams = "";
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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(key.toString() != "headers")
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{
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extraParams += LINE_START + BOUNDRY + LINE_END;
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extraParams += "Content-Disposition: form-data; name=\"" + key.toString() + "\";";
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extraParams += LINE_END + LINE_END;
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extraParams += params.getString(key.toString());
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extraParams += LINE_END;
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}
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||||
}
|
||||
} catch (JSONException e) {
|
||||
Log.e(LOG_TAG, e.getMessage(), e);
|
||||
}
|
||||
|
||||
extraParams += LINE_START + BOUNDRY + LINE_END;
|
||||
extraParams += "Content-Disposition: form-data; name=\"" + fileKey + "\";" + " filename=\"";
|
||||
|
||||
String midParams = "\"" + LINE_END + "Content-Type: " + mimeType + LINE_END + LINE_END;
|
||||
String tailParams = LINE_END + LINE_START + BOUNDRY + LINE_START + LINE_END;
|
||||
|
||||
// Should set this up as an option
|
||||
if (chunkedMode) {
|
||||
conn.setChunkedStreamingMode(maxBufferSize);
|
||||
}
|
||||
else
|
||||
{
|
||||
int stringLength = extraParams.length() + midParams.length() + tailParams.length() + fileName.getBytes("UTF-8").length;
|
||||
Log.d(LOG_TAG, "String Length: " + stringLength);
|
||||
int fixedLength = (int) fileInputStream.getChannel().size() + stringLength;
|
||||
Log.d(LOG_TAG, "Content Length: " + fixedLength);
|
||||
conn.setFixedLengthStreamingMode(fixedLength);
|
||||
}
|
||||
|
||||
|
||||
dos = new DataOutputStream( conn.getOutputStream() );
|
||||
dos.writeBytes(extraParams);
|
||||
//We don't want to chagne encoding, we just want this to write for all Unicode.
|
||||
dos.write(fileName.getBytes("UTF-8"));
|
||||
dos.writeBytes(midParams);
|
||||
|
||||
// create a buffer of maximum size
|
||||
bytesAvailable = fileInputStream.available();
|
||||
bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
||||
buffer = new byte[bufferSize];
|
||||
|
||||
// read file and write it into form...
|
||||
bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
||||
totalBytes = 0;
|
||||
|
||||
while (bytesRead > 0) {
|
||||
totalBytes += bytesRead;
|
||||
result.setBytesSent(totalBytes);
|
||||
dos.write(buffer, 0, bufferSize);
|
||||
bytesAvailable = fileInputStream.available();
|
||||
bufferSize = Math.min(bytesAvailable, maxBufferSize);
|
||||
bytesRead = fileInputStream.read(buffer, 0, bufferSize);
|
||||
}
|
||||
|
||||
// send multipart form data necesssary after file data...
|
||||
dos.writeBytes(tailParams);
|
||||
|
||||
// close streams
|
||||
fileInputStream.close();
|
||||
dos.flush();
|
||||
dos.close();
|
||||
|
||||
//------------------ read the SERVER RESPONSE
|
||||
StringBuffer responseString = new StringBuffer("");
|
||||
DataInputStream inStream;
|
||||
try {
|
||||
inStream = new DataInputStream ( conn.getInputStream() );
|
||||
} catch(FileNotFoundException e) {
|
||||
throw new IOException("Received error from server");
|
||||
}
|
||||
|
||||
String line;
|
||||
while (( line = inStream.readLine()) != null) {
|
||||
responseString.append(line);
|
||||
}
|
||||
Log.d(LOG_TAG, "got response from server");
|
||||
Log.d(LOG_TAG, responseString.toString());
|
||||
|
||||
// send request and retrieve response
|
||||
result.setResponseCode(conn.getResponseCode());
|
||||
result.setResponse(responseString.toString());
|
||||
|
||||
inStream.close();
|
||||
conn.disconnect();
|
||||
|
||||
// Revert back to the proper verifier and socket factories
|
||||
if (trustEveryone && url.getProtocol().toLowerCase().equals("https")) {
|
||||
((HttpsURLConnection)conn).setHostnameVerifier(defaultHostnameVerifier);
|
||||
HttpsURLConnection.setDefaultSSLSocketFactory(defaultSSLSocketFactory);
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
/**
|
||||
* Downloads a file form a given URL and saves it to the specified directory.
|
||||
@ -408,7 +436,10 @@ public class FileTransfer extends Plugin {
|
||||
* @param target Full path of the file on the file system
|
||||
* @return JSONObject the downloaded file
|
||||
*/
|
||||
public JSONObject download(String source, String target) throws IOException {
|
||||
private PluginResult download(String source, String target) {
|
||||
Log.d(LOG_TAG, "download " + source + " to " + target);
|
||||
|
||||
HttpURLConnection connection = null;
|
||||
try {
|
||||
File file = getFileFromPath(target);
|
||||
|
||||
@ -419,7 +450,7 @@ public class FileTransfer extends Plugin {
|
||||
if(this.ctx.isUrlWhiteListed(source))
|
||||
{
|
||||
URL url = new URL(source);
|
||||
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
|
||||
connection = (HttpURLConnection) url.openConnection();
|
||||
connection.setRequestMethod("GET");
|
||||
|
||||
//Add cookie support
|
||||
@ -431,7 +462,7 @@ public class FileTransfer extends Plugin {
|
||||
|
||||
connection.connect();
|
||||
|
||||
Log.d(LOG_TAG, "Download file:" + url);
|
||||
Log.d(LOG_TAG, "Download file: " + url);
|
||||
|
||||
InputStream inputStream = connection.getInputStream();
|
||||
byte[] buffer = new byte[1024];
|
||||
@ -450,23 +481,40 @@ public class FileTransfer extends Plugin {
|
||||
|
||||
// create FileEntry object
|
||||
FileUtils fileUtil = new FileUtils();
|
||||
JSONObject fileEntry = fileUtil.getEntry(file);
|
||||
|
||||
return fileUtil.getEntry(file);
|
||||
return new PluginResult(PluginResult.Status.OK, fileEntry);
|
||||
}
|
||||
else
|
||||
{
|
||||
throw new IOException("Error: Unable to connect to domain");
|
||||
Log.w(LOG_TAG, "Source URL is not in white list: '" + source + "'");
|
||||
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, 401);
|
||||
return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
||||
}
|
||||
|
||||
} catch (FileNotFoundException e) {
|
||||
JSONObject error = createFileTransferError(FILE_NOT_FOUND_ERR, source, target, connection);
|
||||
Log.e(LOG_TAG, error.toString(), e);
|
||||
return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
||||
} catch (MalformedURLException e) {
|
||||
JSONObject error = createFileTransferError(INVALID_URL_ERR, source, target, connection);
|
||||
Log.e(LOG_TAG, error.toString(), e);
|
||||
return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
||||
} catch (Exception e) { // IOException, JSONException, NullPointer
|
||||
JSONObject error = createFileTransferError(CONNECTION_ERR, source, target, connection);
|
||||
Log.e(LOG_TAG, error.toString(), e);
|
||||
return new PluginResult(PluginResult.Status.IO_EXCEPTION, error);
|
||||
} finally {
|
||||
if (connection != null) {
|
||||
connection.disconnect();
|
||||
}
|
||||
} catch (Exception e) {
|
||||
Log.d(LOG_TAG, e.getMessage(), e);
|
||||
throw new IOException("Error while downloading");
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Get an input stream based on file path or content:// uri
|
||||
*
|
||||
* @param path
|
||||
* @param path foo
|
||||
* @return an input stream
|
||||
* @throws FileNotFoundException
|
||||
*/
|
||||
@ -491,14 +539,23 @@ public class FileTransfer extends Plugin {
|
||||
/**
|
||||
* Get a File object from the passed in path
|
||||
*
|
||||
* @param path
|
||||
* @return
|
||||
* @param path file path
|
||||
* @return file object
|
||||
*/
|
||||
private File getFileFromPath(String path) {
|
||||
if (path.startsWith("file://")) {
|
||||
return new File(path.substring(7));
|
||||
private File getFileFromPath(String path) throws FileNotFoundException {
|
||||
File file;
|
||||
String prefix = "file://";
|
||||
|
||||
if (path.startsWith(prefix)) {
|
||||
file = new File(path.substring(prefix.length()));
|
||||
} else {
|
||||
return new File(path);
|
||||
file = new File(path);
|
||||
}
|
||||
|
||||
if (file.getParent() == null) {
|
||||
throw new FileNotFoundException();
|
||||
}
|
||||
|
||||
return file;
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user