/**
* @param string $identifier
* @param string|null $locale
* @return string
* @throws \Exception
*/
public static function getString($identifier, $locale = null)
{
if (is_null($locale)) {
$locale = Config::getConfigField("locale");
}
$localePath = FinanCalc::getPath() . "/locale/{$locale}.php";
if (!file_exists($localePath)) {
return null;
}
/** @noinspection PhpIncludeInspection */
$strings = (include $localePath);
if (!is_array($strings) || !array_key_exists($identifier, $strings)) {
return null;
}
return $strings[$identifier];
}
/**
* @return \FinanCalc\Calculators\AnnuityCalculator
* @throws Exception
*/
private function newPerpetuity()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('AnnuityCalculatorFactory')->newPerpetuity(50, 0.08);
}
/**
* @return SimpleInterestCalculator
* @throws Exception
*/
private function newSimpleInterestCalculatorFactory()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('SimpleInterestCalculatorFactory')->newSimpleInterest(100, 0.0375, TimeSpan::asDuration(1));
}
/**
* Test presence in the main Factories array
*/
public function testPresenceInMainFactoriesArray()
{
$this->assertTrue(isObjectTypeInArray('FinanCalc\\Calculators\\Factories\\BondYTMCalculatorFactory', \FinanCalc\FinanCalc::getInstance()->getFactories()));
}
protected function setUp()
{
$this->debtAmortizatorFactory = FinanCalc::getInstance()->getFactory('DebtAmortizatorFactory')->newYearlyDebtAmortization(40000, 6, 0.12);
parent::setUp();
}
/**
* @return mixed
* @throws Exception
*/
private function newSimpleDiscountCalculatorFactory()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('SimpleDiscountCalculatorFactory')->newSimpleDiscount(100000, 0.13, TimeSpan::asDuration(0, 6));
}
/**
* @return mixed
* @throws Exception
*/
private function newBondFairValueCalculatorFactorySemiAnnually()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('BondFairValueCalculatorFactory')->newSemiAnnualCouponsBond(10000, 0.12, 0.1, 7.5);
}
/**
* @return mixed
* @throws Exception
*/
private function newStockDividendDiscountModelCalculatorFactory()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('StockDividendDiscountModelCalculatorFactory')->newZeroGrowthDividendDiscountModel(0.1, 75);
}
/**
* @return mixed
* @throws Exception
*/
private function newBondInstanceFactoryAnnually()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('BondDurationCalculatorFactory')->newAnnualCouponsBond(1000, 0.08, 0.1, 3);
}
/**
*
* PRIVATE functions
*
*/
private function populateFactoryClassesArray()
{
$factoryFiles = glob(FinanCalc::getPath() . Config::getConfigField('factories_relative_path') . '/*.php');
$factoriesNamespace = Config::getConfigField('factories_namespace');
foreach ($factoryFiles as $factoryFile) {
$factoryFileContents = file_get_contents($factoryFile);
$fileTokens = token_get_all($factoryFileContents);
$numTokens = count($fileTokens);
for ($i = 2; $i < $numTokens; $i++) {
if ($fileTokens[$i - 2][0] == T_CLASS) {
$factoryClassName = $fileTokens[$i][1];
try {
/** @noinspection PhpIncludeInspection */
require_once $factoryFile;
$factoryClassReflector = new ReflectionClass($factoriesNamespace . '\\' . $factoryClassName);
} catch (ReflectionException $e) {
error_log(ErrorMessages::getFactoryClassExpectedInNamespaceMessage($factoryClassName, $factoriesNamespace));
continue;
}
$factoryAbstractClass = 'FinanCalc\\Interfaces\\Calculator\\CalculatorFactoryAbstract';
if ($factoryClassReflector->isSubclassOf($factoryAbstractClass)) {
$this->factoryClasses[$factoryClassName] = $factoryClassReflector->newInstance();
break;
} else {
error_log(ErrorMessages::getFactoryClassExpectedAncestorMessage($factoryClassName, $factoryAbstractClass));
}
}
}
}
}
/**
* @return mixed
* @throws Exception
*/
private function newBondYTMCalculatorFactoryAnnually()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('BondYTMCalculatorFactory')->newAnnualCouponsBond(10000, 10800, 0.146, 3);
}
/**
* @return mixed
* @throws Exception
*/
private function newStockInvestmentCalculatorFactory()
{
return \FinanCalc\FinanCalc::getInstance()->getFactory('StockInvestmentRatiosCalculatorFactory')->newCustomStocks(8000, 10000, 100);
}