X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fasync%2FRetrieveTransactionsTask.java;h=b3f38355a005089c5d98052175e73b887b324ade;hb=ecad510202857eb3115de5e575165e61a9f91481;hp=56a26621e24b120e2e3b86789ae5c1eb03b95f06;hpb=ea17ca9e3b03ca0090be03fdc0abbbbfd954be89;p=mobile-ledger-staging.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 56a26621..b3f38355 100644
--- a/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
+++ b/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
@@ -1,18 +1,18 @@
/*
- * Copyright © 2019 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;
@@ -21,413 +21,699 @@ import android.annotation.SuppressLint;
import android.database.sqlite.SQLiteDatabase;
import android.os.AsyncTask;
import android.os.OperationCanceledException;
-import android.util.Log;
+import androidx.annotation.NonNull;
+
+import com.fasterxml.jackson.databind.RuntimeJsonMappingException;
+
+import net.ktnx.mobileledger.App;
+import net.ktnx.mobileledger.err.HTTPException;
+import net.ktnx.mobileledger.json.API;
+import net.ktnx.mobileledger.json.AccountListParser;
+import net.ktnx.mobileledger.json.ApiNotSupportedException;
+import net.ktnx.mobileledger.json.TransactionListParser;
import net.ktnx.mobileledger.model.Data;
import net.ktnx.mobileledger.model.LedgerAccount;
import net.ktnx.mobileledger.model.LedgerTransaction;
import net.ktnx.mobileledger.model.LedgerTransactionAccount;
import net.ktnx.mobileledger.model.MobileLedgerProfile;
-import net.ktnx.mobileledger.ui.activity.MainActivity;
-import net.ktnx.mobileledger.ui.transaction_list.TransactionListViewModel;
-import net.ktnx.mobileledger.utils.MLDB;
+import net.ktnx.mobileledger.ui.MainModel;
+import net.ktnx.mobileledger.utils.Logger;
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.Date;
+import java.util.Collections;
import java.util.HashMap;
-import java.util.Stack;
+import java.util.List;
+import java.util.Locale;
+import java.util.Objects;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
-public class RetrieveTransactionsTask
- extends AsyncTask {
- private static final int MATCHING_TRANSACTIONS_LIMIT = 50;
+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 reTransactionStart = Pattern.compile(
+ "
([\\d.-]+) | ");
private static final Pattern reTransactionDescription =
Pattern.compile("
contextRef;
- private int error;
+ private static final Pattern reDecimalPoint = Pattern.compile("\\.\\d\\d?$");
+ private static final Pattern reDecimalComma = Pattern.compile(",\\d\\d?$");
// %3A is '='
- private Pattern reAccountName = Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
- private Pattern reAccountValue = Pattern.compile(
+ private final Pattern reAccountName =
+ Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
+ private final Pattern reAccountValue = Pattern.compile(
"\\s*([-+]?[\\d.,]+)(?:\\s+(\\S+))?");
- public RetrieveTransactionsTask(WeakReference contextRef) {
- this.contextRef = contextRef;
+ private final MainModel mainModel;
+ private final MobileLedgerProfile profile;
+ private final List prevAccounts;
+ private int expectedPostingsCount = -1;
+ public RetrieveTransactionsTask(@NonNull MainModel mainModel,
+ @NonNull MobileLedgerProfile profile,
+ List accounts) {
+ this.mainModel = mainModel;
+ this.profile = profile;
+ this.prevAccounts = accounts;
}
private static void L(String msg) {
- Log.d("transaction-parser", 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 = Objects.requireNonNull(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.parseFloat(amount), currency, null);
+ }
+ else {
+ return null;
+ }
+ }
+ public MobileLedgerProfile getProfile() {
+ return profile;
}
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
- MainActivity context = getContext();
- if (context == null) return;
- context.onRetrieveProgress(values[0]);
+ Data.backgroundTaskProgress.postValue(values[0]);
}
@Override
- protected void onPreExecute() {
- super.onPreExecute();
- MainActivity context = getContext();
- if (context == null) return;
- context.onRetrieveStart();
- }
- @Override
- protected void onPostExecute(String error) {
- super.onPostExecute(error);
- MainActivity context = getContext();
- if (context == null) return;
- context.onRetrieveDone(error);
+ protected void onPostExecute(Result result) {
+ super.onPostExecute(result);
+ Progress progress = new Progress();
+ progress.setState(ProgressState.FINISHED);
+ progress.setError(result.error);
+ onProgressUpdate(progress);
}
@Override
protected void onCancelled() {
super.onCancelled();
- MainActivity context = getContext();
- if (context == null) return;
- context.onRetrieveDone(null);
- }
- @SuppressLint("DefaultLocale")
- @Override
- protected String doInBackground(Void... params) {
- MobileLedgerProfile profile = Data.profile.get();
Progress progress = new Progress();
- int maxTransactionId = Progress.INDETERMINATE;
- ArrayList accountList = new ArrayList<>();
- HashMap accountNames = new HashMap<>();
+ progress.setState(ProgressState.FINISHED);
+ onProgressUpdate(progress);
+ }
+ private void retrieveTransactionListLegacy(List accounts,
+ List transactions)
+ throws IOException, HTTPException {
+ Progress progress = Progress.indeterminate();
+ progress.setState(ProgressState.RUNNING);
+ progress.setTotal(expectedPostingsCount);
+ int maxTransactionId = -1;
+ HashMap map = new HashMap<>();
LedgerAccount lastAccount = null;
- boolean onlyStarred = Data.optShowOnlyStarred.get();
- Data.backgroundTaskCount.incrementAndGet();
- try {
- HttpURLConnection http = NetworkUtil.prepareConnection("journal");
- http.setAllowUserInteraction(false);
- publishProgress(progress);
- MainActivity ctx = getContext();
- if (ctx == null) return null;
- try (SQLiteDatabase db = MLDB.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("UPDATE transactions set keep=0");
- db.execSQL("update account_values set keep=0;");
- db.execSQL("update accounts set keep=0;");
-
- ParserState state = ParserState.EXPECTING_ACCOUNT;
- String line;
- BufferedReader buf =
- new BufferedReader(new InputStreamReader(resp, "UTF-8"));
-
- int processedTransactionCount = 0;
- int transactionId = 0;
- int matchedTransactionsCount = 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");
+ ArrayList syntheticAccounts = new ArrayList<>();
+
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "journal");
+ http.setAllowUserInteraction(false);
+ publishProgress(progress);
+ if (http.getResponseCode() != 200)
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+
+ try (InputStream resp = http.getInputStream()) {
+ if (http.getResponseCode() != 200)
+ throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
+
+ 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");
+ continue;
+ }
+ m = reAccountName.matcher(line);
+ if (m.find()) {
+ String acct_encoded = m.group(1);
+ String accName = URLDecoder.decode(acct_encoded, "UTF-8");
+ accName = accName.replace("\"", "");
+ L(String.format("found account: %s", accName));
+
+ lastAccount = map.get(accName);
+ if (lastAccount != null) {
+ L(String.format("ignoring duplicate account '%s'", accName));
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");
- Data.accounts.set(accountList);
- 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));
-
- lastAccount = profile.loadAccount(acct_name);
- if (lastAccount == null) {
- lastAccount = new LedgerAccount(acct_name);
- profile.storeAccount(lastAccount);
- }
-
- // make sure the parent account(s) are present,
- // synthesising them if necessary
- 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(parentName)
- .getParentName();
- }
- while (!toAppend.isEmpty()) {
- String aName = toAppend.pop();
- LedgerAccount acc = new LedgerAccount(aName);
- acc.setHidden(lastAccount.isHidden());
- if (!onlyStarred || !acc.isHidden())
- accountList.add(acc);
- L(String.format("gap-filling with %s", aName));
- accountNames.put(aName, null);
- profile.storeAccount(acc);
- }
- }
-
- if (!onlyStarred || !lastAccount.isHidden())
- 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 = "";
- value = value.replace(',', '.');
- L("curr=" + currency + ", value=" + value);
- profile.storeAccountValue(lastAccount.getName(), currency,
- Float.valueOf(value));
- lastAccount.addAmount(Float.parseFloat(value), currency);
- }
-
- if (match_found) {
- 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(
- "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("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)) {
- db.execSQL("UPDATE transactions SET keep = 1 WHERE " +
- "profile = ? and id=?",
- new Object[]{profile.getUuid(),
- transaction.getId()
- });
- matchedTransactionsCount++;
-
- if (matchedTransactionsCount ==
- MATCHING_TRANSACTIONS_LIMIT)
- {
- db.execSQL("UPDATE transactions SET keep=1 WHERE " +
- "profile = ? and id < ?",
- new Object[]{profile.getUuid(),
- transaction.getId()
- });
- progress.setTotal(progress.getProgress());
- publishProgress(progress);
- break LINES;
- }
- }
- else {
- profile.storeTransaction(transaction);
- matchedTransactionsCount = 0;
- progress.setTotal(maxTransactionId);
- }
-
- state = ParserState.EXPECTING_TRANSACTION;
- L(String.format(
- "transaction %s saved â expecting transaction",
- transaction.getId()));
- transaction.finishLoading();
+ String parentAccountName = LedgerAccount.extractParentName(accName);
+ LedgerAccount parentAccount;
+ if (parentAccountName != null) {
+ parentAccount = ensureAccountExists(parentAccountName, map,
+ syntheticAccounts);
+ }
+ else {
+ parentAccount = null;
+ }
+ lastAccount = new LedgerAccount(profile, accName, parentAccount);
+
+ accounts.add(lastAccount);
+ map.put(accName, lastAccount);
+
+ 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 = Objects.requireNonNull(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(',', '.');
+ }
+
+ tmpM = reDecimalPoint.matcher(value);
+ if (tmpM.find()) {
+ value = value.replace(",", "");
+ value = value.replace(" ", "");
+ }
+ }
+ L("curr=" + currency + ", value=" + value);
+ final float val = Float.parseFloat(value);
+ lastAccount.addAmount(val, currency);
+ for (LedgerAccount syn : syntheticAccounts) {
+ L(String.format(Locale.ENGLISH, "propagating %s %1.2f to %s",
+ currency, val, syn.getName()));
+ syn.addAmount(val, currency);
+ }
+ }
+
+ 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.parseInt(Objects.requireNonNull(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.isIndeterminate()) ||
+ (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 = Objects.requireNonNull(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) {
+ throw new TransactionParserException(
+ 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
+
+ transaction.finishLoading();
+ transactions.add(transaction);
+
+ state = ParserState.EXPECTING_TRANSACTION;
+ L(String.format("transaction %s parsed â expecting transaction",
+ transaction.getId()));
// 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 = reTransactionDetails.matcher(line);
- if (m.find()) {
- String acc_name = m.group(1);
- String amount = m.group(2);
- String currency = m.group(3);
- if (currency == null) currency = "";
- amount = amount.replace(',', '.');
- transaction.addAccount(
- new LedgerTransactionAccount(acc_name,
- Float.valueOf(amount), currency));
- L(String.format("%d: %s = %s", transaction.getId(),
- acc_name, amount));
- }
- else throw new IllegalStateException(String.format(
- "Can't parse transaction %d " + "details: %s",
- transactionId, line));
- }
- break;
- default:
- throw new RuntimeException(
- String.format("Unknown parser updating %s",
- state.name()));
+ }
+ 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));
}
+ break;
+ default:
+ throw new RuntimeException(
+ String.format("Unknown parser updating %s", state.name()));
+ }
+ }
- throwIfCancelled();
+ throwIfCancelled();
+ }
+ }
+ @NonNull
+ public LedgerAccount ensureAccountExists(String accountName, HashMap map,
+ ArrayList createdAccounts) {
+ LedgerAccount acc = map.get(accountName);
- db.execSQL("DELETE FROM transactions WHERE profile=? AND keep = 0",
- new String[]{profile.getUuid()});
- db.setTransactionSuccessful();
+ if (acc != null)
+ return acc;
- Log.d("db", "Updating transaction value stamp");
- Date now = new Date();
- profile.setLongOption(MLDB.OPT_LAST_SCRAPE, now.getTime());
- Data.lastUpdateDate.set(now);
- TransactionListViewModel.scheduleTransactionListReload();
+ String parentName = LedgerAccount.extractParentName(accountName);
+ LedgerAccount parentAccount;
+ if (parentName != null) {
+ parentAccount = ensureAccountExists(parentName, map, createdAccounts);
+ }
+ else {
+ parentAccount = null;
+ }
- return null;
- }
- finally {
- db.endTransaction();
- }
- }
+ acc = new LedgerAccount(profile, accountName, parentAccount);
+ createdAccounts.add(acc);
+ return acc;
+ }
+ public void addNumberOfPostings(int number) {
+ expectedPostingsCount += number;
+ }
+ private List retrieveAccountList()
+ throws IOException, HTTPException, ApiNotSupportedException {
+ final API apiVersion = profile.getApiVersion();
+ if (apiVersion.equals(API.auto)) {
+ return retrieveAccountListAnyVersion();
+ }
+ else if (apiVersion.equals(API.html)) {
+ Logger.debug("json",
+ "Declining using JSON API for /accounts with configured legacy API version");
+ return null;
+ }
+ else {
+ return retrieveAccountListForVersion(apiVersion);
+ }
+ }
+ private List retrieveAccountListAnyVersion()
+ throws HTTPException, ApiNotSupportedException {
+ for (API ver : API.allVersions) {
+ try {
+ return retrieveAccountListForVersion(ver);
+ }
+ catch (Exception e) {
+ Logger.debug("json",
+ String.format(Locale.US, "Error during account list retrieval using API %s",
+ ver.getDescription()));
+ }
+
+ throw new ApiNotSupportedException();
+ }
+
+ throw new RuntimeException("This should never be reached");
+ }
+ private List retrieveAccountListForVersion(API version)
+ throws IOException, HTTPException {
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "accounts");
+ http.setAllowUserInteraction(false);
+ switch (http.getResponseCode()) {
+ case 200:
+ break;
+ case 404:
+ return null;
+ default:
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+ }
+ publishProgress(Progress.indeterminate());
+ SQLiteDatabase db = App.getDatabase();
+ ArrayList list = new ArrayList<>();
+ HashMap map = new HashMap<>();
+ HashMap currentMap = new HashMap<>();
+ for (LedgerAccount acc : prevAccounts)
+ currentMap.put(acc.getName(), acc);
+ throwIfCancelled();
+ try (InputStream resp = http.getInputStream()) {
+ throwIfCancelled();
+ if (http.getResponseCode() != 200)
+ throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
+
+ AccountListParser parser = AccountListParser.forApiVersion(version, resp);
+ expectedPostingsCount = 0;
+
+ while (true) {
+ throwIfCancelled();
+ LedgerAccount acc = parser.nextAccount(this, map);
+ if (acc == null)
+ break;
+ list.add(acc);
}
+ throwIfCancelled();
+ }
+
+ // the current account tree may have changed, update the new-to be tree to match
+ for (LedgerAccount acc : list) {
+ LedgerAccount prevData = currentMap.get(acc.getName());
+ if (prevData != null) {
+ acc.setExpanded(prevData.isExpanded());
+ acc.setAmountsExpanded(prevData.amountsExpanded());
+ }
+ }
+
+ return list;
+ }
+ private List retrieveTransactionList()
+ throws ParseException, HTTPException, IOException, ApiNotSupportedException {
+ final API apiVersion = profile.getApiVersion();
+ if (apiVersion.equals(API.auto)) {
+ return retrieveTransactionListAnyVersion();
+ }
+ else if (apiVersion.equals(API.html)) {
+ Logger.debug("json",
+ "Declining using JSON API for /accounts with configured legacy API version");
+ return null;
+ }
+ else {
+ return retrieveTransactionListForVersion(apiVersion);
+ }
+
+ }
+ private List retrieveTransactionListAnyVersion()
+ throws ApiNotSupportedException {
+ for (API ver : API.allVersions) {
+ try {
+ return retrieveTransactionListForVersion(ver);
+ }
+ catch (Exception | HTTPException e) {
+ Logger.debug("json",
+ String.format(Locale.US, "Error during account list retrieval using API %s",
+ ver.getDescription()));
+ }
+
+ throw new ApiNotSupportedException();
+ }
+
+ throw new RuntimeException("This should never be reached");
+ }
+ private List retrieveTransactionListForVersion(API apiVersion)
+ throws IOException, ParseException, HTTPException {
+ Progress progress = new Progress();
+ progress.setTotal(expectedPostingsCount);
+
+ HttpURLConnection http = NetworkUtil.prepareConnection(profile, "transactions");
+ http.setAllowUserInteraction(false);
+ publishProgress(progress);
+ switch (http.getResponseCode()) {
+ case 200:
+ break;
+ case 404:
+ return null;
+ default:
+ throw new HTTPException(http.getResponseCode(), http.getResponseMessage());
+ }
+ ArrayList trList = new ArrayList<>();
+ try (InputStream resp = http.getInputStream()) {
+ throwIfCancelled();
+
+ TransactionListParser parser = TransactionListParser.forApiVersion(apiVersion, resp);
+
+ int processedPostings = 0;
+
+ while (true) {
+ throwIfCancelled();
+ LedgerTransaction transaction = parser.nextTransaction();
+ throwIfCancelled();
+ if (transaction == null)
+ break;
+
+ trList.add(transaction);
+
+ progress.setProgress(processedPostings += transaction.getAccounts()
+ .size());
+// Logger.debug("trParser",
+// String.format(Locale.US, "Parsed transaction %d - %s", transaction
+// .getId(),
+// transaction.getDescription()));
+// for (LedgerTransactionAccount acc : transaction.getAccounts()) {
+// Logger.debug("trParser",
+// String.format(Locale.US, " %s", acc.getAccountName()));
+// }
+ publishProgress(progress);
+ }
+
+ throwIfCancelled();
+ }
+
+ // json interface returns transactions if file order and the rest of the machinery
+ // expects them in reverse chronological order
+ Collections.sort(trList, (o1, o2) -> {
+ int res = o2.getDate()
+ .compareTo(o1.getDate());
+ if (res != 0)
+ return res;
+ return Integer.compare(o2.getId(), o1.getId());
+ });
+ return trList;
+ }
+
+ @SuppressLint("DefaultLocale")
+ @Override
+ protected Result doInBackground(Void... params) {
+ Data.backgroundTaskStarted();
+ List accounts;
+ List transactions;
+ try {
+ accounts = retrieveAccountList();
+ // accounts is null in API-version auto-detection and means
+ // requesting 'html' API version via the JSON classes
+ // this can't work, and the null results in the legacy code below
+ // being called
+ if (accounts == null)
+ transactions = null;
+ else
+ transactions = retrieveTransactionList();
+
+ if (accounts == null || transactions == null) {
+ accounts = new ArrayList<>();
+ transactions = new ArrayList<>();
+ retrieveTransactionListLegacy(accounts, transactions);
+ }
+ mainModel.setAndStoreAccountAndTransactionListFromWeb(accounts, transactions);
+
+ return new Result(accounts, transactions);
}
catch (MalformedURLException e) {
e.printStackTrace();
- return "Invalid server URL";
+ return new Result("Invalid server URL");
}
- catch (FileNotFoundException e) {
+ catch (HTTPException e) {
e.printStackTrace();
- return "Invalid user name or password";
+ return new Result(String.format("HTTP error %d: %s", e.getResponseCode(),
+ e.getResponseMessage()));
}
catch (IOException e) {
e.printStackTrace();
- return "Network error";
+ return new Result(e.getLocalizedMessage());
+ }
+ catch (RuntimeJsonMappingException e) {
+ e.printStackTrace();
+ return new Result(Result.ERR_JSON_PARSER_ERROR);
+ }
+ catch (ParseException e) {
+ e.printStackTrace();
+ return new Result("Network error");
}
catch (OperationCanceledException e) {
e.printStackTrace();
- return "Operation cancelled";
+ return new Result("Operation cancelled");
+ }
+ catch (ApiNotSupportedException e) {
+ e.printStackTrace();
+ return new Result("Server version not supported");
}
finally {
- Data.backgroundTaskCount.decrementAndGet();
+ Data.backgroundTaskFinished();
}
}
- private MainActivity getContext() {
- return contextRef.get();
- }
- private void throwIfCancelled() {
- if (isCancelled()) throw new OperationCanceledException(null);
+ public void throwIfCancelled() {
+ if (isCancelled())
+ throw new OperationCanceledException(null);
}
-
private enum ParserState {
- EXPECTING_ACCOUNT, EXPECTING_ACCOUNT_AMOUNT, EXPECTING_JOURNAL, EXPECTING_TRANSACTION,
+ EXPECTING_ACCOUNT, EXPECTING_ACCOUNT_AMOUNT, EXPECTING_TRANSACTION,
EXPECTING_TRANSACTION_DESCRIPTION, EXPECTING_TRANSACTION_DETAILS
}
- public class Progress {
- public static final int INDETERMINATE = -1;
+ public enum ProgressState {STARTING, RUNNING, FINISHED}
+
+ public static class Progress {
private int progress;
private int total;
+ private ProgressState state = ProgressState.RUNNING;
+ private String error = null;
+ private boolean indeterminate;
Progress() {
- this(INDETERMINATE, INDETERMINATE);
+ indeterminate = true;
}
Progress(int progress, int total) {
+ this.indeterminate = false;
this.progress = progress;
this.total = total;
}
+ public static Progress indeterminate() {
+ return new Progress();
+ }
+ public static Progress finished(String error) {
+ Progress p = new Progress();
+ p.setState(ProgressState.FINISHED);
+ p.setError(error);
+ return p;
+ }
public int getProgress() {
+ ensureState(ProgressState.RUNNING);
return progress;
}
protected void setProgress(int progress) {
this.progress = progress;
+ this.state = ProgressState.RUNNING;
}
public int getTotal() {
+ ensureState(ProgressState.RUNNING);
return total;
}
protected void setTotal(int total) {
this.total = total;
+ state = ProgressState.RUNNING;
+ indeterminate = total == -1;
+ }
+ private void ensureState(ProgressState wanted) {
+ if (state != wanted)
+ throw new IllegalStateException(
+ String.format("Bad state: %s, expected %s", state, wanted));
+ }
+ public ProgressState getState() {
+ return state;
+ }
+ public void setState(ProgressState state) {
+ this.state = state;
+ }
+ public String getError() {
+ ensureState(ProgressState.FINISHED);
+ return error;
+ }
+ public void setError(String error) {
+ this.error = error;
+ state = ProgressState.FINISHED;
+ }
+ public boolean isIndeterminate() {
+ return indeterminate;
+ }
+ public void setIndeterminate(boolean indeterminate) {
+ this.indeterminate = indeterminate;
}
}
- private class TransactionParserException extends IllegalStateException {
+ private static class TransactionParserException extends IllegalStateException {
TransactionParserException(String message) {
super(message);
}
}
+
+ public static class Result {
+ public static String ERR_JSON_PARSER_ERROR = "err_json_parser";
+ public String error;
+ public List accounts;
+ public List transactions;
+ Result(String error) {
+ this.error = error;
+ }
+ Result(List accounts, List transactions) {
+ this.accounts = accounts;
+ this.transactions = transactions;
+ }
+ }
}