public void doProcess(HttpServletRequest req, HttpServletResponse res, boolean isPost) {
StringBuffer bodyContent = null;
OutputStream out = null;
PrintWriter writer = null;
String serviceKey = null;
try {
BufferedReader in = req.getReader();
String line = null;
while ((line = in.readLine()) != null) {
if (bodyContent == null) bodyContent = new StringBuffer();
bodyContent.append(line);
}
} catch (Exception e) {
}
try {
if (requireSession) {
// check to see if there was a session created for this request
// if not assume it was from another domain and blow up
// Wrap this to prevent Portlet exeptions
HttpSession session = req.getSession(false);
if (session == null) {
res.setStatus(HttpServletResponse.SC_FORBIDDEN);
return;
}
}
serviceKey = req.getParameter("id");
// only to preven regressions - Remove before 1.0
if (serviceKey == null) serviceKey = req.getParameter("key");
// check if the services have been loaded or if they need to be reloaded
if (services == null || configUpdated()) {
getServices(res);
}
String urlString = null;
String xslURLString = null;
String userName = null;
String password = null;
String format = "json";
String callback = req.getParameter("callback");
String urlParams = req.getParameter("urlparams");
String countString = req.getParameter("count");
// encode the url to prevent spaces from being passed along
if (urlParams != null) {
urlParams = urlParams.replace(' ', '+');
}
try {
if (services.has(serviceKey)) {
JSONObject service = services.getJSONObject(serviceKey);
// default to the service default if no url parameters are specified
if (urlParams == null && service.has("defaultURLParams")) {
urlParams = service.getString("defaultURLParams");
}
String serviceURL = service.getString("url");
// build the URL
if (urlParams != null && serviceURL.indexOf("?") == -1) {
serviceURL += "?";
} else if (urlParams != null) {
serviceURL += "&";
}
String apikey = "";
if (service.has("username")) userName = service.getString("username");
if (service.has("password")) password = service.getString("password");
if (service.has("apikey")) apikey = service.getString("apikey");
urlString = serviceURL + apikey;
if (urlParams != null) urlString += "&" + urlParams;
if (service.has("xslStyleSheet")) {
xslURLString = service.getString("xslStyleSheet");
}
}
// code for passing the url directly through instead of using configuration file
else if (req.getParameter("url") != null) {
String serviceURL = req.getParameter("url");
// build the URL
if (urlParams != null && serviceURL.indexOf("?") == -1) {
serviceURL += "?";
} else if (urlParams != null) {
serviceURL += "&";
}
urlString = serviceURL;
if (urlParams != null) urlString += urlParams;
} else {
writer = res.getWriter();
if (serviceKey == null)
writer.write("XmlHttpProxyServlet Error: id parameter specifying serivce required.");
else
writer.write(
"XmlHttpProxyServlet Error : service for id '" + serviceKey + "' not found.");
writer.flush();
return;
}
} catch (Exception ex) {
getLogger().severe("XmlHttpProxyServlet Error loading service: " + ex);
}
Map paramsMap = new HashMap();
paramsMap.put("format", format);
// do not allow for xdomain unless the context level setting is enabled.
if (callback != null && allowXDomain) {
paramsMap.put("callback", callback);
}
if (countString != null) {
paramsMap.put("count", countString);
}
InputStream xslInputStream = null;
if (urlString == null) {
writer = res.getWriter();
writer.write(
"XmlHttpProxyServlet parameters: id[Required] urlparams[Optional] format[Optional] callback[Optional]");
writer.flush();
return;
}
// default to JSON
res.setContentType(responseContentType);
out = res.getOutputStream();
// get the stream for the xsl stylesheet
if (xslURLString != null) {
// check the web root for the resource
URL xslURL = null;
xslURL = ctx.getResource(resourcesDir + "xsl/" + xslURLString);
// if not in the web root check the classpath
if (xslURL == null) {
xslURL =
XmlHttpProxyServlet.class.getResource(classpathResourcesDir + "xsl/" + xslURLString);
}
if (xslURL != null) {
xslInputStream = xslURL.openStream();
} else {
String message =
"Could not locate the XSL stylesheet provided for service id "
+ serviceKey
+ ". Please check the XMLHttpProxy configuration.";
getLogger().severe(message);
try {
out.write(message.getBytes());
out.flush();
return;
} catch (java.io.IOException iox) {
}
}
}
if (!isPost) {
xhp.doGet(urlString, out, xslInputStream, paramsMap, userName, password);
} else {
if (bodyContent == null)
getLogger()
.info(
"XmlHttpProxyServlet attempting to post to url "
+ urlString
+ " with no body content");
xhp.doPost(
urlString,
out,
xslInputStream,
paramsMap,
bodyContent.toString(),
req.getContentType(),
userName,
password);
}
} catch (Exception iox) {
iox.printStackTrace();
getLogger().severe("XmlHttpProxyServlet: caught " + iox);
try {
writer = res.getWriter();
writer.write(iox.toString());
writer.flush();
} catch (java.io.IOException ix) {
ix.printStackTrace();
}
return;
} finally {
try {
if (out != null) out.close();
if (writer != null) writer.close();
} catch (java.io.IOException iox) {
}
}
}
protected Boolean doInBackground(ArrayList... params) {
download_photos.this.runOnUiThread(
new Runnable() {
public void run() {
mtext.setText(
getText(R.string.download_textview_message_1) + " " + path.toString() + ". ");
}
});
if (resume_file.exists()) {
initial_value = readProgress()[0];
} else {
initial_value = 1;
}
for (int i = initial_value - 1; i < links.size(); i++) {
// asynctask expects more than one ArrayList<String> item, but we are sending only one,
// which is params[0]
Uri imageuri = Uri.parse(params[0].get(i).toString());
URL imageurl = null;
HttpURLConnection connection = null;
total_files_to_download = links.size();
completed_downloads = i + 1;
try {
imageurl = new URL(params[0].get(i).toString());
connection = (HttpURLConnection) imageurl.openConnection();
connection.connect();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// extracts the real file name of the photo from url
path_segments = imageuri.getPathSegments();
int total_segments = path_segments.size();
file_name = path_segments.get(total_segments - 1);
path.mkdirs();
// if(i==0)
// first_image = path.toString() + "/" + file_name;
InputStream input;
OutputStream output;
try {
input = new BufferedInputStream(imageurl.openStream());
fully_qualified_file_name = new File(path, file_name);
output = new BufferedOutputStream(new FileOutputStream(fully_qualified_file_name));
byte data[] = new byte[1024];
int count;
while ((count = input.read(data)) != -1) {
output.write(data, 0, count);
}
output.flush();
output.close();
input.close();
connection.disconnect();
new folder_scanner(getApplicationContext(), fully_qualified_file_name);
publishProgress(completed_downloads, total_files_to_download);
if (this.isCancelled()) {
writeProgress(completed_downloads, total_files_to_download);
break;
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// creates required folders and subfolders if they do not exist already
// boolean success = path.mkdirs();
// makes request to download photos
// DownloadManager.Request request = new DownloadManager.Request(imageuri);
// set path for downloads
// request.setDestinationInExternalPublicDir(Environment.DIRECTORY_PICTURES,sub_path);
// request.setDescription("Downloaded using Facebook Album Downloader");
// DownloadManager dm = (DownloadManager)getSystemService(DOWNLOAD_SERVICE);
// download is enqueue in download list. it returns unique id for each download
// download_id = dm.enqueue(request);
}
// returns the unique id. we are not using this id
return true;
}
