X-Git-Url: https://git.ktnx.net/?a=blobdiff_plain;ds=sidebyside;f=app%2Fsrc%2Fmain%2Fjava%2Fnet%2Fktnx%2Fmobileledger%2Fasync%2FRetrieveTransactionsTask.java;h=7f4246cf6e892b57cc2c29bc48a44b10013e4686;hb=ffbfe16379b73aaf0bc68b4251c2acb930a19d26;hp=9029c210191f1c03e858319e3e7fb3b7418d5ce1;hpb=f9d1b2230011184063de95b9f7ee7cb0b103b0ee;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 9029c210..7f4246cf 100644
--- a/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
+++ b/app/src/main/java/net/ktnx/mobileledger/async/RetrieveTransactionsTask.java
@@ -1,5 +1,5 @@
/*
- * Copyright © 2018 Damyan Ivanov.
+ * Copyright © 2019 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
@@ -18,17 +18,20 @@
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.os.OperationCanceledException;
import android.util.Log;
import net.ktnx.mobileledger.R;
-import net.ktnx.mobileledger.TransactionListActivity;
+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.ui.activity.MainActivity;
+import net.ktnx.mobileledger.ui.transaction_list.TransactionListViewModel;
+import net.ktnx.mobileledger.utils.MLDB;
import net.ktnx.mobileledger.utils.NetworkUtil;
import java.io.BufferedReader;
@@ -39,6 +42,10 @@ import java.io.InputStreamReader;
import java.lang.ref.WeakReference;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
+import java.net.URLDecoder;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@@ -50,12 +57,19 @@ public class RetrieveTransactionsTask extends
private static final Pattern transactionDescriptionPattern =
Pattern.compile("
contextRef;
+ protected WeakReference contextRef;
protected int error;
+ // %3A is '='
+ Pattern account_name_re = Pattern.compile("/register\\?q=inacct%3A([a-zA-Z0-9%]+)\"");
+ Pattern account_value_re = Pattern.compile(
+ "\\s*([-+]?[\\d.,]+)(?:\\s+(\\S+))?");
+ Pattern tr_end_re = Pattern.compile("
");
+ Pattern descriptions_line_re = Pattern.compile("\\bdescriptionsSuggester\\s*=\\s*new\\b");
+ Pattern description_items_re = Pattern.compile("\"value\":\"([^\"]+)\"");
private boolean success;
- public RetrieveTransactionsTask(WeakReference contextRef) {
+ public RetrieveTransactionsTask(WeakReference contextRef) {
this.contextRef = contextRef;
}
private static final void L(String msg) {
@@ -64,140 +78,247 @@ public class RetrieveTransactionsTask extends
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
- TransactionListActivity context = getContext();
+ MainActivity context = getContext();
if (context == null) return;
context.onRetrieveProgress(values[0]);
}
@Override
protected void onPreExecute() {
super.onPreExecute();
- TransactionListActivity context = getContext();
+ MainActivity context = getContext();
if (context == null) return;
context.onRetrieveStart();
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
- TransactionListActivity context = getContext();
+ MainActivity context = getContext();
if (context == null) return;
context.onRetrieveDone(success);
}
+ @Override
+ protected void onCancelled() {
+ super.onCancelled();
+ MainActivity context = getContext();
+ if (context == null) return;
+ context.onRetrieveDone(false);
+ }
@SuppressLint("DefaultLocale")
@Override
protected Void doInBackground(Params... params) {
Progress progress = new Progress();
+ int maxTransactionId = Progress.INDETERMINATE;
success = false;
+ List accountList = new ArrayList<>();
+ LedgerAccount lastAccount = null;
+ Data.backgroundTaskCount.incrementAndGet();
try {
HttpURLConnection http =
NetworkUtil.prepare_connection(params[0].getBackendPref(), "journal");
http.setAllowUserInteraction(false);
publishProgress(progress);
- Context ctx = contextRef.get();
+ MainActivity ctx = getContext();
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 {
- String root = params[0].getAccountsRoot();
- db.execSQL("DELETE FROM transactions;");
- db.execSQL("DELETE FROM transaction_accounts");
+ 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;");
- int state = ParserState.EXPECTING_JOURNAL;
- String line;
- BufferedReader buf =
- new BufferedReader(new InputStreamReader(resp, "UTF-8"));
+ ParserState state = ParserState.EXPECTING_ACCOUNT;
+ 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) {
- 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");
+ int processedTransactionCount = 0;
+ int transactionId = 0;
+ int matchedTransactionsCount = 0;
+ LedgerTransaction transaction = null;
+ LINES:
+ while ((line = buf.readLine()) != null) {
+ throwIfCancelled();
+ Matcher m;
+ //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 = 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("\"", "");
+ L(String.format("found account: %s", acct_name));
- 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)));
- }
- break;
- case ParserState.EXPECTING_TRANSACTION_DETAILS:
- if (line.isEmpty()) {
- // transaction data collected
- transaction.insertInto(db);
+ addAccount(db, acct_name);
+ lastAccount = new LedgerAccount(acct_name);
+ accountList.add(lastAccount);
- state = ParserState.EXPECTING_TRANSACTION;
- L(String.format("transaction %s saved â expecting " +
- "transaction", transaction.getId()));
+ state = ParserState.EXPECTING_ACCOUNT_AMOUNT;
+ L("â expecting account amount");
+ }
+ break;
+
+ case EXPECTING_ACCOUNT_AMOUNT:
+ m = account_value_re.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);
+ db.execSQL(
+ "insert or replace into account_values(account, currency, value, keep) values(?, ?, ?, 1);",
+ new Object[]{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 = 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(++processedTransactionCount);
+ if (maxTransactionId < transactionId)
+ maxTransactionId = transactionId;
+ if ((progress.getTotal() == Progress.INDETERMINATE) ||
+ (progress.getTotal() < transactionId))
+ progress.setTotal(transactionId);
+ publishProgress(progress);
+ }
+ m = endPattern.matcher(line);
+ if (m.find()) {
+ L("--- transaction value complete ---");
+ success = true;
+ break LINES;
+ }
+ break;
+
+ case EXPECTING_TRANSACTION_DESCRIPTION:
+ if (!line.isEmpty() && (line.charAt(0) == ' ')) continue;
+ 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)));
+ }
+ break;
+
+ case EXPECTING_TRANSACTION_DETAILS:
+ if (line.isEmpty()) {
+ // transaction data collected
+ if (transaction.existsInDb(db)) {
+ db.execSQL("UPDATE transactions SET keep = 1 WHERE id" +
+ "=?", new Integer[]{transaction.getId()});
+ matchedTransactionsCount++;
+
+ if (matchedTransactionsCount == 100) {
+ db.execSQL("UPDATE transactions SET keep=1 WHERE " +
+ "id < ?",
+ new Integer[]{transaction.getId()});
+ success = true;
+ progress.setTotal(progress.getProgress());
+ publishProgress(progress);
+ 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"));
+ db.execSQL("DELETE from transactions WHERE id=?",
+ new Integer[]{transaction.getId()});
+ db.execSQL("DELETE from transaction_accounts WHERE " +
+ "transaction_id=?",
+ new Integer[]{transaction.getId()});
+ transaction.insertInto(db);
+ matchedTransactionsCount = 0;
+ progress.setTotal(maxTransactionId);
+ }
+
+ state = ParserState.EXPECTING_TRANSACTION;
+ L(String.format(
+ "transaction %s saved 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 " +
+// "parser");
+// break LINES;
+// }
+ }
+ else {
+ m = transactionDetailsPattern.matcher(line);
+ if (m.find()) {
+ String acc_name = m.group(1);
+ String amount = m.group(2);
+ String currency = m.group(3);
+ amount = amount.replace(',', '.');
+ transaction.addAccount(
+ new LedgerTransactionAccount(acc_name,
+ Float.valueOf(amount), currency));
+ L(String.format("%s = %s", acc_name, amount));
}
- break;
- default:
- throw new RuntimeException(
- String.format("Unknown " + "parser state %d",
- state));
- }
+ else throw new IllegalStateException(
+ String.format("Can't parse transaction %d details",
+ transactionId));
+ }
+ break;
+ default:
+ throw new RuntimeException(
+ String.format("Unknown parser updating %s", state.name()));
}
- db.setTransactionSuccessful();
}
- finally {
- db.endTransaction();
+ if (!isCancelled()) {
+ db.execSQL("DELETE FROM transactions WHERE keep = 0");
+ db.setTransactionSuccessful();
}
}
+ finally {
+ db.endTransaction();
+ }
}
}
+
+ if (success && !isCancelled()) {
+ Log.d("db", "Updating transaction value stamp");
+ MLDB.set_option_value(MLDB.OPT_TRANSACTION_LIST_STAMP, new Date().getTime());
+ ((TransactionListViewModel)ctx.currentFragment.model).scheduleTransactionListReload(ctx);
+ }
}
catch (MalformedURLException e) {
error = R.string.err_bad_backend_url;
@@ -211,40 +332,43 @@ public class RetrieveTransactionsTask extends
error = R.string.err_net_io_error;
e.printStackTrace();
}
+ finally {
+ Data.backgroundTaskCount.decrementAndGet();
+ }
return null;
}
- TransactionListActivity getContext() {
+ private MainActivity getContext() {
return contextRef.get();
}
+ 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);
+ }
+ private void throwIfCancelled() {
+ if (isCancelled()) throw new OperationCanceledException(null);
+ }
+
+ private enum ParserState {
+ EXPECTING_ACCOUNT, EXPECTING_ACCOUNT_AMOUNT, EXPECTING_JOURNAL, EXPECTING_TRANSACTION,
+ EXPECTING_TRANSACTION_DESCRIPTION, EXPECTING_TRANSACTION_DETAILS
+ }
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;
- }
}
public class Progress {
@@ -277,11 +401,4 @@ 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;
- }
}