--- /dev/null
+/*
+ * Copyright © 2018 Damyan Ivanov.
+ * This file is part of Mobile-Ledger.
+ * Mobile-Ledger is free software: you can distribute it and/or modify it
+ * under the term of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your opinion), any later version.
+ *
+ * Mobile-Ledger is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License terms for details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package net.ktnx.mobileledger.async;
+
+import android.content.SharedPreferences;
+import android.database.sqlite.SQLiteDatabase;
+import android.util.Log;
+
+import net.ktnx.mobileledger.AccountSummary;
+import net.ktnx.mobileledger.R;
+import net.ktnx.mobileledger.model.LedgerAccount;
+import net.ktnx.mobileledger.utils.MobileLedgerDatabase;
+import net.ktnx.mobileledger.utils.NetworkUtil;
+
+import java.io.BufferedReader;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.lang.ref.WeakReference;
+import java.net.HttpURLConnection;
+import java.net.MalformedURLException;
+import java.net.URLDecoder;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class RetrieveAccountsTask extends android.os.AsyncTask<Void, Integer, Void> {
+ int error;
+
+ private SharedPreferences pref;
+ WeakReference<AccountSummary> mContext;
+
+ public RetrieveAccountsTask(WeakReference<AccountSummary> context) {
+ mContext = context;
+ error = 0;
+ }
+
+ public void setPref(SharedPreferences pref) {
+ this.pref = pref;
+ }
+
+ protected Void doInBackground(Void... params) {
+ try {
+ HttpURLConnection http = NetworkUtil.prepare_connection( pref, "add");
+ publishProgress(0);
+ try(MobileLedgerDatabase dbh = new MobileLedgerDatabase(mContext.get())) {
+ try(SQLiteDatabase db = dbh.getWritableDatabase()) {
+ try (InputStream resp = http.getInputStream()) {
+ Log.d("update_accounts", String.valueOf(http.getResponseCode()));
+ if (http.getResponseCode() != 200) {
+ throw new IOException(
+ String.format("HTTP error: %d %s", http.getResponseCode(), http.getResponseMessage()));
+ }
+ else {
+ if (db.inTransaction()) throw new AssertionError();
+
+ db.beginTransaction();
+
+ try {
+ db.execSQL("update account_values set keep=0;");
+ db.execSQL("update accounts set keep=0;");
+
+ String line;
+ String last_account_name = null;
+ BufferedReader buf =
+ new BufferedReader(new InputStreamReader(resp, "UTF-8"));
+ // %3A is '='
+ Pattern account_name_re = Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
+ Pattern value_re = Pattern.compile(
+ "<span class=\"[^\"]*\\bamount\\b[^\"]*\">\\s*([-+]?[\\d.,]+)(?:\\s+(\\S+))?</span>");
+ Pattern tr_re = Pattern.compile("</tr>");
+ Pattern descriptions_line_re = Pattern.compile("\\bdescriptionsSuggester\\s*=\\s*new\\b");
+ Pattern description_items_re = Pattern.compile("\"value\":\"([^\"]+)\"");
+ int count = 0;
+ while ((line = buf.readLine()) != null) {
+ Matcher m = account_name_re.matcher(line);
+ if (m.find()) {
+ String acct_encoded = m.group(1);
+ String acct_name = URLDecoder.decode(acct_encoded, "UTF-8");
+ acct_name = acct_name.replace("\"", "");
+ Log.d("account-parser", acct_name);
+
+ addAccount(db, acct_name);
+ publishProgress(++count);
+
+ last_account_name = acct_name;
+
+ continue;
+ }
+
+ Matcher tr_m = tr_re.matcher(line);
+ if (tr_m.find()) {
+ Log.d("account-parser", "<tr> - another account expected");
+ last_account_name = null;
+ continue;
+ }
+
+ if (last_account_name != null) {
+ m = value_re.matcher(line);
+ boolean match_found = false;
+ while (m.find()) {
+ match_found = true;
+ String value = m.group(1);
+ String currency = m.group(2);
+ if (currency == null) currency = "";
+ value = value.replace(',', '.');
+ Log.d("db", "curr=" + currency + ", value=" + value);
+ db.execSQL(
+ "insert or replace into account_values(account, currency, value, keep) values(?, ?, ?, 1);",
+ new Object[]{last_account_name, currency, Float.valueOf(value)
+ });
+ }
+
+ if (match_found) continue;
+ }
+
+ m = descriptions_line_re.matcher(line);
+ if (m.find()) {
+ db.execSQL("update description_history set keep=0;");
+ m = description_items_re.matcher(line);
+ while (m.find()) {
+ String description = m.group(1);
+ if (description.isEmpty()) continue;
+
+ Log.d("db", String.format("Stored description: %s",
+ description));
+ db.execSQL("insert or replace into description_history"
+ + "(description, description_upper, keep) " + "values(?, ?, 1);",
+ new Object[]{description, description.toUpperCase()
+ });
+ }
+ }
+ }
+
+ db.execSQL("delete from account_values where keep=0;");
+ db.execSQL("delete from accounts where keep=0;");
+// db.execSQL("delete from description_history where keep=0;");
+ db.setTransactionSuccessful();
+ }
+ finally {
+ db.endTransaction();
+ }
+
+ }
+ }
+ }
+ }
+ } catch (MalformedURLException e) {
+ error = R.string.err_bad_backend_url;
+ e.printStackTrace();
+ }
+ catch (FileNotFoundException e) {
+ error = R.string.err_bad_auth;
+ e.printStackTrace();
+ }
+ catch (IOException e) {
+ error = R.string.err_net_io_error;
+ e.printStackTrace();
+ }
+ catch (Exception e) {
+ error = R.string.err_net_error;
+ e.printStackTrace();
+ }
+
+ return null;
+ }
+
+ private void addAccount(SQLiteDatabase db, String name) {
+ do {
+ LedgerAccount acc = new LedgerAccount(name);
+ db.execSQL(
+ "update accounts set level = ?, keep = 1 where name = ?",
+ new Object[]{acc.getLevel(), name});
+ db.execSQL("insert into accounts(name, name_upper, parent_name, level) select ?,?,"
+ + "?,? " + "where (select changes() = 0)",
+ new Object[]{name, name.toUpperCase(), acc.getParentName(), acc.getLevel()});
+ name = acc.getParentName();
+ } while (name != null);
+ }
+ @Override
+ protected void onPostExecute(Void result) {
+ AccountSummary ctx = mContext.get();
+ if (ctx == null) return;
+ ctx.onAccountRefreshDone(this.error);
+ }
+
+}