1 package net.ktnx.mobileledger;
3 import android.content.SharedPreferences;
4 import android.database.sqlite.SQLiteDatabase;
5 import android.util.Log;
7 import java.io.BufferedReader;
8 import java.io.IOException;
9 import java.io.InputStream;
10 import java.io.InputStreamReader;
11 import java.net.HttpURLConnection;
12 import java.net.MalformedURLException;
13 import java.net.URLDecoder;
14 import java.util.regex.Matcher;
15 import java.util.regex.Pattern;
17 abstract public class RetrieveAccountsTask extends android.os.AsyncTask<SQLiteDatabase, Integer, Void> {
20 private SharedPreferences pref;
21 public void setPref(SharedPreferences pref) {
24 public RetrieveAccountsTask() {
28 protected Void doInBackground(SQLiteDatabase... sqLiteDatabases) {
29 final SQLiteDatabase db = sqLiteDatabases[0];
31 HttpURLConnection http = NetworkUtil.prepare_connection( pref, "add");
32 http.setAllowUserInteraction(false);
33 http.setRequestProperty("Accept-Charset", "UTF-8");
35 InputStream resp = http.getInputStream();
37 Log.d("update_accounts", String.valueOf(http.getResponseCode()));
38 if (http.getResponseCode() != 200) {
39 throw new IOException(String.valueOf(R.string.err_http_error));
42 db.beginTransaction();
43 db.execSQL("delete from account_values;");
44 db.execSQL("delete from accounts;");
48 String last_account_name = null;
49 BufferedReader buf = new BufferedReader(new InputStreamReader(resp, "UTF-8"));
51 Pattern re = Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
52 Pattern value_re = Pattern.compile("<span class=\"[^\"]*\\bamount\\b[^\"]*\">([\\d.,]+)(?:\\s+(\\S+))?</span>");
54 while ((line = buf.readLine()) != null) {
56 Matcher m = re.matcher(line);
58 String acct_encoded = m.group(1);
59 String acct_name = URLDecoder.decode(acct_encoded, "UTF-8");
60 acct_name = acct_name.replace("\"", "");
61 Log.d("account-parser", acct_name);
63 db.execSQL("insert into accounts(name) values(?)", new Object[]{acct_name} );
64 publishProgress(++count);
66 last_account_name = acct_name;
69 if (last_account_name == null) continue;
71 m = value_re.matcher(line);
73 String value = m.group(1);
74 String currency = m.group(2);
75 if(currency == null) currency="";
76 value = value.replace(',', '.');
77 Log.d("db", "curr="+currency+", value="+value);
78 db.execSQL("insert into account_values(account, currency, value) values(?, ?, ?);",
79 new Object[]{last_account_name, currency, Float.valueOf(value)});
83 db.setTransactionSuccessful();
94 } catch (MalformedURLException e) {
95 error = R.string.err_bad_backend_url;
97 } catch (IOException e) {
98 error = R.string.err_net_io_error;
101 catch (Exception e) {
102 error = R.string.err_net_error;
109 abstract protected void onProgressUpdate(Integer... values);
111 abstract protected void onPostExecute(Void result);