X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;ds=sidebyside;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fasync%2FRetrieveTransactionsTask.java;h=ef6eb8172c0598f3088af2c5481be4073042862f;hb=5e5e48984b4239b548a9d95a99323b874928e32f;hp=93132545d87dde15bb0dbdd1e5250b75212af25a;hpb=0699ca1aaa0980079482d7479fabc4b159c9cc6f;p=mobile-ledger.git
diff --git a/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java b/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
index 93132545..ef6eb817 100644
--- a/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
+++ b/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
@@ -1,259 +1,690 @@
/*
- * Copyright © 2018 Damyan Ivanov.
- * This file is part of Mobile-Ledger.
- * Mobile-Ledger is free software: you can distribute it and/or modify it
+ * Copyright © 2020 Damyan Ivanov.
+ * This file is part of MoLe.
+ * MoLe 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,
+ * MoLe 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 .
+ * along with MoLe. If not, see .
*/
package net.ktnx.mobileledger.async;
import android.annotation.SuppressLint;
-import android.content.Context;
-import android.content.SharedPreferences;
import android.database.sqlite.SQLiteDatabase;
import android.os.AsyncTask;
-import android.util.Log;
+import android.os.OperationCanceledException;
-import net.ktnx.mobileledger.R;
-import net.ktnx.mobileledger.TransactionListActivity;
+import androidx.annotation.NonNull;
+
+import net.ktnx.mobileledger.App;
+import net.ktnx.mobileledger.err.HTTPException;
+import net.ktnx.mobileledger.json.v1_15.AccountListParser;
+import net.ktnx.mobileledger.json.v1_15.ParsedBalance;
+import net.ktnx.mobileledger.json.v1_15.ParsedLedgerAccount;
+import net.ktnx.mobileledger.json.v1_15.ParsedLedgerTransaction;
+import net.ktnx.mobileledger.json.v1_15.TransactionListParser;
+import net.ktnx.mobileledger.model.Data;
+import net.ktnx.mobileledger.model.LedgerAccount;
import net.ktnx.mobileledger.model.LedgerTransaction;
-import net.ktnx.mobileledger.model.LedgerTransactionItem;
-import net.ktnx.mobileledger.utils.MobileLedgerDatabase;
+import net.ktnx.mobileledger.model.LedgerTransactionAccount;
+import net.ktnx.mobileledger.model.MobileLedgerProfile;
+import net.ktnx.mobileledger.ui.activity.MainActivity;
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.nio.charset.StandardCharsets;
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Stack;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
+import static net.ktnx.mobileledger.utils.Logger.debug;
+
-public class RetrieveTransactionsTask extends
- AsyncTask {
- private static final Pattern transactionStartPattern = Pattern.compile("([\\d.-]+) | ");
- private static final Pattern transactionDescriptionPattern =
+public class RetrieveTransactionsTask
+ extends AsyncTask {
+ private static final int MATCHING_TRANSACTIONS_LIMIT = 150;
+ private static final Pattern reComment = Pattern.compile("^\\s*;");
+ private static final Pattern reTransactionStart = Pattern.compile(
+ "([\\d.-]+) | ");
+ private static final Pattern reTransactionDescription =
Pattern.compile("
contextRef;
- protected int error;
- private boolean success;
- public RetrieveTransactionsTask(WeakReference contextRef) {
+ private static final Pattern reTransactionDetails = Pattern.compile(
+ "^\\s+" + "([!*]\\s+)?" + "(\\S[\\S\\s]+\\S)\\s\\s+" + "(?:([^\\d\\s+\\-]+)\\s*)?" +
+ "([-+]?\\d[\\d,.]*)" + "(?:\\s*([^\\d\\s+\\-]+)\\s*$)?");
+ private static final Pattern reEnd = Pattern.compile("\\bid=\"addmodal\"");
+ private static final Pattern reDecimalPoint = Pattern.compile("\\.\\d\\d?$");
+ private static final Pattern reDecimalComma = Pattern.compile(",\\d\\d?$");
+ private WeakReference contextRef;
+ // %3A is '='
+ private Pattern reAccountName = Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
+ private Pattern reAccountValue = Pattern.compile(
+ "\\s*([-+]?[\\d.,]+)(?:\\s+(\\S+))?");
+ private MobileLedgerProfile profile;
+ public RetrieveTransactionsTask(WeakReference contextRef,
+ @NonNull MobileLedgerProfile profile) {
this.contextRef = contextRef;
+ this.profile = profile;
}
- private static final void L(String msg) {
- Log.d("transaction-parser", msg);
+ private static void L(String msg) {
+ //debug("transaction-parser", msg);
+ }
+ static LedgerTransactionAccount parseTransactionAccountLine(String line) {
+ Matcher m = reTransactionDetails.matcher(line);
+ if (m.find()) {
+ String postingStatus = m.group(1);
+ String acc_name = m.group(2);
+ String currencyPre = m.group(3);
+ String amount = m.group(4);
+ String currencyPost = m.group(5);
+
+ String currency = null;
+ if ((currencyPre != null) && (currencyPre.length() > 0)) {
+ if ((currencyPost != null) && (currencyPost.length() > 0))
+ return null;
+ currency = currencyPre;
+ }
+ else if ((currencyPost != null) && (currencyPost.length() > 0)) {
+ currency = currencyPost;
+ }
+
+ amount = amount.replace(',', '.');
+
+ return new LedgerTransactionAccount(acc_name, Float.valueOf(amount), currency, null);
+ }
+ else {
+ return null;
+ }
}
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
- TransactionListActivity context = getContext();
- if (context == null) return;
+ MainActivity context = getContext();
+ if (context == null)
+ return;
context.onRetrieveProgress(values[0]);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
- TransactionListActivity context = getContext();
- if (context == null) return;
+ MainActivity context = getContext();
+ if (context == null)
+ return;
context.onRetrieveStart();
}
@Override
- protected void onPostExecute(Void aVoid) {
- super.onPostExecute(aVoid);
- TransactionListActivity context = getContext();
- if (context == null) return;
- context.onRetrieveDone(success);
+ protected void onPostExecute(String error) {
+ super.onPostExecute(error);
+ MainActivity context = getContext();
+ if (context == null)
+ return;
+ context.onRetrieveDone(error);
}
- @SuppressLint("DefaultLocale")
@Override
- protected Void doInBackground(Params... params) {
+ protected void onCancelled() {
+ super.onCancelled();
+ MainActivity context = getContext();
+ if (context == null)
+ return;
+ context.onRetrieveDone(null);
+ }
+ private String retrieveTransactionListLegacy()
+ throws IOException, ParseException, HTTPException {
Progress progress = new Progress();
- success = false;
- try {
- HttpURLConnection http =
- NetworkUtil.prepare_connection(params[0].getBackendPref(), "journal");
- http.setAllowUserInteraction(false);
- publishProgress(progress);
- Context ctx = contextRef.get();
- if (ctx == null) return null;
- try (MobileLedgerDatabase dbh = new MobileLedgerDatabase(ctx)) {
- try (SQLiteDatabase db = dbh.getWritableDatabase()) {
- try (InputStream resp = http.getInputStream()) {
- if (http.getResponseCode() != 200) throw new IOException(
- String.format("HTTP error %d", http.getResponseCode()));
- db.beginTransaction();
- try {
- db.execSQL("DELETE FROM transactions;");
- db.execSQL("DELETE FROM transaction_accounts");
-
- int state = ParserState.EXPECTING_JOURNAL;
- String line;
- BufferedReader buf =
- new BufferedReader(new InputStreamReader(resp, "UTF-8"));
-
- int transactionCount = 0;
- int transactionId = 0;
- LedgerTransaction transaction = null;
- LINES:
- while ((line = buf.readLine()) != null) {
- if (isCancelled()) break;
- if (!line.isEmpty() && (line.charAt(0) == ' ')) continue;
- Matcher m;
- L(String.format("State is %d", state));
- switch (state) {
- case ParserState.EXPECTING_JOURNAL:
- if (line.equals("General Journal
")) {
- state = ParserState.EXPECTING_TRANSACTION;
- L("â expecting transaction");
- }
- break;
- case ParserState.EXPECTING_TRANSACTION:
- m = transactionStartPattern.matcher(line);
- if (m.find()) {
- transactionId = Integer.valueOf(m.group(1));
- state = ParserState.EXPECTING_TRANSACTION_DESCRIPTION;
- L(String.format("found transaction %d â expecting " +
- "description", transactionId));
- progress.setProgress(++transactionCount);
- if (progress.getTotal() == Progress.INDETERMINATE)
- progress.setTotal(transactionId);
- publishProgress(progress);
- }
- m = endPattern.matcher(line);
- if (m.find()) {
- L("--- transaction list complete ---");
- success = true;
- break LINES;
- }
- break;
- case ParserState.EXPECTING_TRANSACTION_DESCRIPTION:
- m = transactionDescriptionPattern.matcher(line);
- if (m.find()) {
- if (transactionId == 0)
- throw new TransactionParserException(
- "Transaction Id is 0 while expecting " +
- "description");
-
- transaction =
- new LedgerTransaction(transactionId, m.group(1),
- m.group(2));
- state = ParserState.EXPECTING_TRANSACTION_DETAILS;
- L(String.format("transaction %d created for %s (%s) â" +
- " expecting details", transactionId,
- m.group(1), m.group(2)));
+ int maxTransactionId = Progress.INDETERMINATE;
+ ArrayList accountList = new ArrayList<>();
+ HashMap accountNames = new HashMap<>();
+ HashMap syntheticAccounts = new HashMap<>();
+ LedgerAccount lastAccount = null, prevAccount = null;
+
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "journal");
+ http.setAllowUserInteraction(false);
+ publishProgress(progress);
+ if (http.getResponseCode() != 200)
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+
+ SQLiteDatabase db = App.getDatabase();
+ try (InputStream resp = http.getInputStream()) {
+ if (http.getResponseCode() != 200)
+ throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
+ db.beginTransaction();
+ try {
+ prepareDbForRetrieval(db, profile);
+
+ int matchedTransactionsCount = 0;
+
+
+ ParserState state = ParserState.EXPECTING_ACCOUNT;
+ String line;
+ BufferedReader buf =
+ new BufferedReader(new InputStreamReader(resp, StandardCharsets.UTF_8));
+
+ int processedTransactionCount = 0;
+ int transactionId = 0;
+ LedgerTransaction transaction = null;
+ LINES:
+ while ((line = buf.readLine()) != null) {
+ throwIfCancelled();
+ Matcher m;
+ m = reComment.matcher(line);
+ if (m.find()) {
+ // TODO: comments are ignored for now
+// Log.v("transaction-parser", "Ignoring comment");
+ continue;
+ }
+ //L(String.format("State is %d", updating));
+ switch (state) {
+ case EXPECTING_ACCOUNT:
+ if (line.equals("General Journal
")) {
+ state = ParserState.EXPECTING_TRANSACTION;
+ L("â expecting transaction");
+ // commit the current transaction and start a new one
+ // the account list in the UI should reflect the (committed)
+ // state of the database
+ db.setTransactionSuccessful();
+ db.endTransaction();
+ profile.setAccounts(accountList);
+ db.beginTransaction();
+ continue;
+ }
+ m = reAccountName.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("\"", "");
+ L(String.format("found account: %s", acct_name));
+
+ prevAccount = lastAccount;
+ lastAccount = profile.tryLoadAccount(db, acct_name);
+ if (lastAccount == null)
+ lastAccount = new LedgerAccount(profile, acct_name);
+ else
+ lastAccount.removeAmounts();
+ profile.storeAccount(db, lastAccount);
+
+ if (prevAccount != null)
+ prevAccount.setHasSubAccounts(
+ prevAccount.isParentOf(lastAccount));
+ // make sure the parent account(s) are present,
+ // synthesising them if necessary
+ // this happens when the (missing-in-HTML) parent account has
+ // only one child so we create a synthetic parent account record,
+ // copying the amounts when child's amounts are parsed
+ String parentName = lastAccount.getParentName();
+ if (parentName != null) {
+ Stack toAppend = new Stack<>();
+ while (parentName != null) {
+ if (accountNames.containsKey(parentName))
+ break;
+ toAppend.push(parentName);
+ parentName = new LedgerAccount(profile, parentName).getParentName();
+ }
+ syntheticAccounts.clear();
+ while (!toAppend.isEmpty()) {
+ String aName = toAppend.pop();
+ LedgerAccount acc = profile.tryLoadAccount(db, aName);
+ if (acc == null) {
+ acc = new LedgerAccount(profile, aName);
+ acc.setExpanded(!lastAccount.hasSubAccounts() ||
+ lastAccount.isExpanded());
}
- break;
- case ParserState.EXPECTING_TRANSACTION_DETAILS:
- if (line.isEmpty()) {
- // transaction data collected
- transaction.insertInto(db);
+ acc.setHasSubAccounts(true);
+ acc.removeAmounts(); // filled below when amounts are
+ // parsed
+ if (acc.isVisible(accountList))
+ accountList.add(acc);
+ L(String.format("gap-filling with %s", aName));
+ accountNames.put(aName, null);
+ profile.storeAccount(db, acc);
+ syntheticAccounts.put(aName, acc);
+ }
+ }
+
+ if (lastAccount.isVisible(accountList))
+ accountList.add(lastAccount);
+ accountNames.put(acct_name, null);
+
+ state = ParserState.EXPECTING_ACCOUNT_AMOUNT;
+ L("â expecting account amount");
+ }
+ break;
+
+ case EXPECTING_ACCOUNT_AMOUNT:
+ m = reAccountValue.matcher(line);
+ boolean match_found = false;
+ while (m.find()) {
+ throwIfCancelled();
+
+ match_found = true;
+ String value = m.group(1);
+ String currency = m.group(2);
+ if (currency == null)
+ currency = "";
+
+ {
+ Matcher tmpM = reDecimalComma.matcher(value);
+ if (tmpM.find()) {
+ value = value.replace(".", "");
+ value = value.replace(',', '.');
+ }
- state = ParserState.EXPECTING_TRANSACTION;
- L(String.format("transaction %s saved â expecting " +
- "transaction", transaction.getId()));
+ tmpM = reDecimalPoint.matcher(value);
+ if (tmpM.find()) {
+ value = value.replace(",", "");
+ value = value.replace(" ", "");
+ }
+ }
+ L("curr=" + currency + ", value=" + value);
+ final float val = Float.parseFloat(value);
+ profile.storeAccountValue(db, lastAccount.getName(), currency, val);
+ lastAccount.addAmount(val, currency);
+ for (LedgerAccount syn : syntheticAccounts.values()) {
+ L(String.format(Locale.ENGLISH, "propagating %s %1.2f to %s",
+ currency, val, syn.getName()));
+ syn.addAmount(val, currency);
+ profile.storeAccountValue(db, syn.getName(), currency, val);
+ }
+ }
+
+ if (match_found) {
+ syntheticAccounts.clear();
+ state = ParserState.EXPECTING_ACCOUNT;
+ L("â expecting account");
+ }
+
+ break;
+
+ case EXPECTING_TRANSACTION:
+ if (!line.isEmpty() && (line.charAt(0) == ' '))
+ continue;
+ m = reTransactionStart.matcher(line);
+ if (m.find()) {
+ transactionId = Integer.valueOf(m.group(1));
+ state = ParserState.EXPECTING_TRANSACTION_DESCRIPTION;
+ L(String.format(Locale.ENGLISH,
+ "found transaction %d â expecting description",
+ transactionId));
+ progress.setProgress(++processedTransactionCount);
+ if (maxTransactionId < transactionId)
+ maxTransactionId = transactionId;
+ if ((progress.getTotal() == Progress.INDETERMINATE) ||
+ (progress.getTotal() < transactionId))
+ progress.setTotal(transactionId);
+ publishProgress(progress);
+ }
+ m = reEnd.matcher(line);
+ if (m.find()) {
+ L("--- transaction value complete ---");
+ break LINES;
+ }
+ break;
+
+ case EXPECTING_TRANSACTION_DESCRIPTION:
+ if (!line.isEmpty() && (line.charAt(0) == ' '))
+ continue;
+ m = reTransactionDescription.matcher(line);
+ if (m.find()) {
+ if (transactionId == 0)
+ throw new TransactionParserException(
+ "Transaction Id is 0 while expecting " + "description");
+
+ String date = m.group(1);
+ try {
+ int equalsIndex = date.indexOf('=');
+ if (equalsIndex >= 0)
+ date = date.substring(equalsIndex + 1);
+ transaction =
+ new LedgerTransaction(transactionId, date, m.group(2));
+ }
+ catch (ParseException e) {
+ e.printStackTrace();
+ return String.format("Error parsing date '%s'", date);
+ }
+ state = ParserState.EXPECTING_TRANSACTION_DETAILS;
+ L(String.format(Locale.ENGLISH,
+ "transaction %d created for %s (%s) â" +
+ " expecting details", transactionId, date, m.group(2)));
+ }
+ break;
+
+ case EXPECTING_TRANSACTION_DETAILS:
+ if (line.isEmpty()) {
+ // transaction data collected
+ if (transaction.existsInDb(db)) {
+ profile.markTransactionAsPresent(db, transaction);
+ matchedTransactionsCount++;
+
+ if (matchedTransactionsCount == MATCHING_TRANSACTIONS_LIMIT) {
+ profile.markTransactionsBeforeTransactionAsPresent(db,
+ transaction);
+ progress.setTotal(progress.getProgress());
+ publishProgress(progress);
+ break LINES;
+ }
+ }
+ else {
+ profile.storeTransaction(db, transaction);
+ matchedTransactionsCount = 0;
+ progress.setTotal(maxTransactionId);
+ }
+
+ state = ParserState.EXPECTING_TRANSACTION;
+ L(String.format("transaction %s saved â expecting transaction",
+ transaction.getId()));
+ transaction.finishLoading();
// sounds like a good idea, but transaction-1 may not be the first one chronologically
// for example, when you add the initial seeding transaction after entering some others
// if (transactionId == 1) {
-// L("This was the initial transaction. Terminating " +
+// L("This was the initial transaction.
+// Terminating " +
// "parser");
// break LINES;
// }
- }
- else {
- m = transactionDetailsPattern.matcher(line);
- if (m.find()) {
- String acc_name = m.group(1);
- String amount = m.group(2);
- amount = amount.replace(',', '.');
- transaction.add_item(
- new LedgerTransactionItem(acc_name,
- Float.valueOf(amount)));
- L(String.format("%s = %s", acc_name, amount));
- }
- else throw new IllegalStateException(String.format(
- "Can't parse transaction details"));
- }
- break;
- default:
- throw new RuntimeException(
- String.format("Unknown " + "parser state %d",
- state));
+ }
+ else {
+ LedgerTransactionAccount lta = parseTransactionAccountLine(line);
+ if (lta != null) {
+ transaction.addAccount(lta);
+ L(String.format(Locale.ENGLISH, "%d: %s = %s",
+ transaction.getId(), lta.getAccountName(),
+ lta.getAmount()));
}
+ else
+ throw new IllegalStateException(
+ String.format("Can't parse transaction %d details: %s",
+ transactionId, line));
}
- if (!isCancelled()) db.setTransactionSuccessful();
+ break;
+ default:
+ throw new RuntimeException(
+ String.format("Unknown parser updating %s", state.name()));
+ }
+ }
+
+ throwIfCancelled();
+
+ profile.deleteNotPresentTransactions(db);
+ db.setTransactionSuccessful();
+
+ profile.setLastUpdateStamp();
+
+ return null;
+ }
+ finally {
+ db.endTransaction();
+ }
+ }
+ }
+ private void prepareDbForRetrieval(SQLiteDatabase db, MobileLedgerProfile profile) {
+ db.execSQL("UPDATE transactions set keep=0 where profile=?",
+ new String[]{profile.getUuid()});
+ db.execSQL("update account_values set keep=0 where profile=?;",
+ new String[]{profile.getUuid()});
+ db.execSQL("update accounts set keep=0 where profile=?;", new String[]{profile.getUuid()});
+ }
+ private boolean retrieveAccountList() throws IOException, HTTPException {
+ Progress progress = new Progress();
+
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "accounts");
+ http.setAllowUserInteraction(false);
+ switch (http.getResponseCode()) {
+ case 200:
+ break;
+ case 404:
+ return false;
+ default:
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+ }
+ publishProgress(progress);
+ SQLiteDatabase db = App.getDatabase();
+ ArrayList accountList = new ArrayList<>();
+ boolean listFilledOK = false;
+ try (InputStream resp = http.getInputStream()) {
+ if (http.getResponseCode() != 200)
+ throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
+
+ db.beginTransaction();
+ try {
+ profile.markAccountsAsNotPresent(db);
+
+ AccountListParser parser = new AccountListParser(resp);
+
+ LedgerAccount prevAccount = null;
+
+ while (true) {
+ throwIfCancelled();
+ ParsedLedgerAccount parsedAccount = parser.nextAccount();
+ if (parsedAccount == null)
+ break;
+
+ LedgerAccount acc = profile.tryLoadAccount(db, parsedAccount.getAname());
+ if (acc == null)
+ acc = new LedgerAccount(profile, parsedAccount.getAname());
+ else
+ acc.removeAmounts();
+
+ profile.storeAccount(db, acc);
+ String lastCurrency = null;
+ float lastCurrencyAmount = 0;
+ for (ParsedBalance b : parsedAccount.getAibalance()) {
+ final String currency = b.getAcommodity();
+ final float amount = b.getAquantity()
+ .asFloat();
+ if (currency.equals(lastCurrency))
+ lastCurrencyAmount += amount;
+ else {
+ if (lastCurrency != null) {
+ profile.storeAccountValue(db, acc.getName(), lastCurrency,
+ lastCurrencyAmount);
+ acc.addAmount(lastCurrencyAmount, lastCurrency);
+ }
+ lastCurrency = currency;
+ lastCurrencyAmount = amount;
+ }
+ }
+ if (lastCurrency != null) {
+ profile.storeAccountValue(db, acc.getName(), lastCurrency,
+ lastCurrencyAmount);
+ acc.addAmount(lastCurrencyAmount, lastCurrency);
+ }
+
+ if (acc.isVisible(accountList))
+ accountList.add(acc);
+
+ if (prevAccount != null) {
+ prevAccount.setHasSubAccounts(acc.getName()
+ .startsWith(prevAccount.getName() + ":"));
+ }
+
+ prevAccount = acc;
+ }
+ throwIfCancelled();
+
+ profile.deleteNotPresentAccounts(db);
+ throwIfCancelled();
+ db.setTransactionSuccessful();
+ }
+ finally {
+ db.endTransaction();
+ }
+ }
+
+ profile.setAccounts(accountList);
+
+ return true;
+ }
+ private boolean retrieveTransactionList() throws IOException, ParseException, HTTPException {
+ Progress progress = new Progress();
+ int maxTransactionId = Progress.INDETERMINATE;
+
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "transactions");
+ http.setAllowUserInteraction(false);
+ publishProgress(progress);
+ switch (http.getResponseCode()) {
+ case 200:
+ break;
+ case 404:
+ return false;
+ default:
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+ }
+ SQLiteDatabase db = App.getDatabase();
+ try (InputStream resp = http.getInputStream()) {
+ if (http.getResponseCode() != 200)
+ throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
+ throwIfCancelled();
+ db.beginTransaction();
+ try {
+ profile.markTransactionsAsNotPresent(db);
+
+ int matchedTransactionsCount = 0;
+ TransactionListParser parser = new TransactionListParser(resp);
+
+ int processedTransactionCount = 0;
+
+ DetectedTransactionOrder transactionOrder = DetectedTransactionOrder.UNKNOWN;
+ int orderAccumulator = 0;
+ int lastTransactionId = 0;
+
+ while (true) {
+ throwIfCancelled();
+ ParsedLedgerTransaction parsedTransaction = parser.nextTransaction();
+ throwIfCancelled();
+ if (parsedTransaction == null)
+ break;
+
+ LedgerTransaction transaction = parsedTransaction.asLedgerTransaction();
+ if (transaction.getId() > lastTransactionId)
+ orderAccumulator++;
+ else
+ orderAccumulator--;
+ lastTransactionId = transaction.getId();
+ if (transactionOrder == DetectedTransactionOrder.UNKNOWN) {
+ if (orderAccumulator > 30) {
+ transactionOrder = DetectedTransactionOrder.FILE;
+ debug("rtt", String.format(Locale.ENGLISH,
+ "Detected native file order after %d transactions (factor %d)",
+ processedTransactionCount, orderAccumulator));
+ progress.setTotal(Data.transactions.size());
}
- finally {
- db.endTransaction();
+ else if (orderAccumulator < -30) {
+ transactionOrder = DetectedTransactionOrder.REVERSE_CHRONOLOGICAL;
+ debug("rtt", String.format(Locale.ENGLISH,
+ "Detected reverse chronological order after %d transactions " +
+ "(factor %d)", processedTransactionCount, orderAccumulator));
}
}
+
+ if (transaction.existsInDb(db)) {
+ profile.markTransactionAsPresent(db, transaction);
+ matchedTransactionsCount++;
+
+ if ((transactionOrder == DetectedTransactionOrder.REVERSE_CHRONOLOGICAL) &&
+ (matchedTransactionsCount == MATCHING_TRANSACTIONS_LIMIT))
+ {
+ profile.markTransactionsBeforeTransactionAsPresent(db, transaction);
+ progress.setTotal(progress.getProgress());
+ publishProgress(progress);
+ db.setTransactionSuccessful();
+ profile.setLastUpdateStamp();
+ return true;
+ }
+ }
+ else {
+ profile.storeTransaction(db, transaction);
+ matchedTransactionsCount = 0;
+ progress.setTotal(maxTransactionId);
+ }
+
+
+ if ((transactionOrder != DetectedTransactionOrder.UNKNOWN) &&
+ ((progress.getTotal() == Progress.INDETERMINATE) ||
+ (progress.getTotal() < transaction.getId())))
+ progress.setTotal(transaction.getId());
+
+ progress.setProgress(++processedTransactionCount);
+ publishProgress(progress);
}
+
+ throwIfCancelled();
+ profile.deleteNotPresentTransactions(db);
+ throwIfCancelled();
+ db.setTransactionSuccessful();
+ profile.setLastUpdateStamp();
+ }
+ finally {
+ db.endTransaction();
}
}
+
+ return true;
+ }
+
+ @SuppressLint("DefaultLocale")
+ @Override
+ protected String doInBackground(Void... params) {
+ Data.backgroundTaskStarted();
+ try {
+ if (!retrieveAccountList() || !retrieveTransactionList())
+ return retrieveTransactionListLegacy();
+ return null;
+ }
catch (MalformedURLException e) {
- error = R.string.err_bad_backend_url;
e.printStackTrace();
+ return "Invalid server URL";
}
- catch (FileNotFoundException e) {
- error = R.string.err_bad_auth;
+ catch (HTTPException e) {
e.printStackTrace();
+ return String.format("HTTP error %d: %s", e.getResponseCode(), e.getResponseMessage());
}
catch (IOException e) {
- error = R.string.err_net_io_error;
e.printStackTrace();
+ return e.getLocalizedMessage();
+ }
+ catch (ParseException e) {
+ e.printStackTrace();
+ return "Network error";
+ }
+ catch (OperationCanceledException e) {
+ e.printStackTrace();
+ return "Operation cancelled";
+ }
+ finally {
+ Data.backgroundTaskFinished();
}
- return null;
}
- TransactionListActivity getContext() {
+ private MainActivity getContext() {
return contextRef.get();
}
+ private void throwIfCancelled() {
+ if (isCancelled())
+ throw new OperationCanceledException(null);
+ }
+ enum DetectedTransactionOrder {UNKNOWN, REVERSE_CHRONOLOGICAL, FILE}
- public static class Params {
- static final int DEFAULT_LIMIT = 100;
- private SharedPreferences backendPref;
- private String accountsRoot;
- private int limit;
-
- public Params(SharedPreferences backendPref) {
- this.backendPref = backendPref;
- this.accountsRoot = null;
- this.limit = DEFAULT_LIMIT;
- }
- Params(SharedPreferences backendPref, String accountsRoot) {
- this(backendPref, accountsRoot, DEFAULT_LIMIT);
- }
- Params(SharedPreferences backendPref, String accountsRoot, int limit) {
- this.backendPref = backendPref;
- this.accountsRoot = accountsRoot;
- this.limit = limit;
- }
- String getAccountsRoot() {
- return accountsRoot;
- }
- SharedPreferences getBackendPref() {
- return backendPref;
- }
- int getLimit() {
- return limit;
- }
+ private enum ParserState {
+ EXPECTING_ACCOUNT, EXPECTING_ACCOUNT_AMOUNT, EXPECTING_JOURNAL, EXPECTING_TRANSACTION,
+ EXPECTING_TRANSACTION_DESCRIPTION, EXPECTING_TRANSACTION_DETAILS
}
public class Progress {
@@ -286,11 +717,4 @@ public class RetrieveTransactionsTask extends
super(message);
}
}
-
- private class ParserState {
- static final int EXPECTING_JOURNAL = 0;
- static final int EXPECTING_TRANSACTION = 1;
- static final int EXPECTING_TRANSACTION_DESCRIPTION = 2;
- static final int EXPECTING_TRANSACTION_DETAILS = 3;
- }
}