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<?php
namespace YnabLedger\Command;
use Generator;
use SplFileObject;
use LimitIterator;
use SeekableIterator;
use ArrayIterator;
use DateTimeImmutable;
use NumberFormatter;
use CLIFramework\Command;
use YnabLedger\Item\RegisterTransaction;
use YnabLedger\Item\BudgetTransaction;
function convertDate ($currencySymbol) {
$dateFormat;
return function ($dateString) use ($currencySymbol, &$dateFormat) {
if ($dateFormat === null) {
if (is_numeric(substr($dateString, -4))) {
if (ord($currencySymbol) == ord('£')) {
$dateFormat = 'd/m/Y';
} else {
$dateFormat = 'm/d/Y';
}
} else {
$dateFormat = false;
}
}
if ($dateFormat === false) {
return new DateTimeImmutable($dateString);
} else {
return DateTimeImmutable::createFromFormat(
$dateFormat,
$dateString
);
}
};
}
function readBudget (SplFileObject $budgetFile) {
$budgetFile->setFlags(SplFileObject::READ_CSV | SplFileObject::READ_AHEAD | SplFileObject::SKIP_EMPTY | SplFileObject::DROP_NEW_LINE);
$file = new LimitIterator($budgetFile, 1);
$fmt = new NumberFormatter($locale, NumberFormatter::CURRENCY);
foreach ($file as $row) {
$txn = new BudgetTransaction;
$txn->date = DateTimeImmutable::createFromFormat('d F Y', '1 ' . $row[0])->setTime(0, 0, 0);
$txn->category = explode(':', $row[1], 2);
$txn->in = $fmt->parseCurrency($row[4], $curr);
$txn->out = $fmt->parseCurrency($row[5], $curr);
$txn->balance = $row[6];
if (!in_array($row[2], $txn->category, true)) {
array_unshift($txn->category, $row[2]);
}
yield $txn;
}
}
function readRegister (SplFileObject $registerFile, $locale) {
$registerFile->setFlags(SplFileObject::READ_CSV | SplFileObject::READ_AHEAD | SplFileObject::SKIP_EMPTY | SplFileObject::DROP_NEW_LINE);
$iterator = new LimitIterator($registerFile, 1);
$iterator->rewind();
$convertDate = convertDate($iterator->current()[9]);
$fmt = new NumberFormatter($locale, NumberFormatter::CURRENCY);
$txns = [];
foreach ($iterator as $i => $row) {
// "Account","Flag","Check Number","Date","Payee","Category","Master Category","Sub Category","Memo","Outflow","Inflow","Cleared","Running Balance"
$txn = new RegisterTransaction();
$txn->account = $row[0];
$txn->date = $convertDate($row[3])->setTime(0, 0, 0);
$txn->payee = $row[4];
$txn->category = explode(':', $row[5]);
if (!in_array($row[6], $txn->category, true)) {
array_unshift($txn->category, $row[6]);
}
$txn->memo = $row[8];
$txn->out = $fmt->parseCurrency($row[9], $curr);
$txn->in = $fmt->parseCurrency($row[10], $curr);
$txn->cleared = ($row[11] !== 'U');
$txn->line = $i;
$txns[] = $txn;
}
// Sort by date, then promote income and fall back on line in file
usort($txns,
function ($a, $b) use ($convertDate) {
return strcmp($a->date->format('U'), $b->date->format('U'))
?: ($b->in < 0.01
? 0 : $a->line - $b->line);
}
);
foreach ($txns as $txn) yield $txn;
}
function multiRead (Generator $budgetFile, Generator $registerFile) {
$budgetFile->rewind();
foreach ($registerFile as $rTxn) {
if ($rTxn->payee !== 'Starting Balance' &&
$rTxn->category[1] !== 'Available this month') {
if ($budgetFile->valid()) {
$bTxn = $budgetFile->current();
$bDate = $bTxn->date;
if ($bTxn->date < $rTxn->date) {
sleep(2);
do {
yield $bTxn;
$budgetFile->next();
$bTxn = $budgetFile->current();
} while ($bTxn->date == $bDate);
}
}
}
yield $rTxn;
}
}
class ConvertCommand extends Command {
public function brief () {
return 'Convert budget & register exports';
}
public function arguments ($args) {
$args->add('budget')
->desc('Budget export file')
->isa('file')
->glob('*-Budget.csv');
$args->add('register')
->desc('Register export file')
->isa('file')
->glob('*-Register.csv');
}
public function execute ($budgetFile, $registerFile) {
$locale = 'en_GB';
$budget = readBudget(new SplFileObject($budgetFile));
$register = readRegister(new SplFileObject($registerFile), $locale);
foreach (multiRead($budget, $register) as $txn) {
printf("%-8s %-10s\t%-30s %s\n",
$txn instanceof RegisterTransaction ? 'Register' : 'Budget',
$txn->date->format('Y-m-d'),
implode(':', $txn->category),
isset($txn->payee) ? $txn->payee : ''
);
}
}
}
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