stock_open_close_price_on_particular_weekdays.php

<?php

// 26-March-2001
// 15-August-2001
// Wednesday

// 1-January-2000
// 22-February-2000
// Monday

$firstDate = "26-March-2001";
$secondDate = "15-August-2001";
$dayOfWeek = "Wednesday";

test($firstDate, $secondDate, $dayOfWeek);

function test($firstDate, $secondDate, $dayOfWeek) {
    $dates = dateRange($firstDate, $secondDate, $dayOfWeek);

    $arrContextOptions = array(
        "ssl" => array(
            "verify_peer" => false,
            "verify_peer_name" => false,
        ),
    );

    if(!empty($dates)) {
      foreach($dates as $date) {
        $theResponse = file_get_contents('https://jsonmock.hackerrank.com/api/stocks/search/?date=' . $date, false, stream_context_create($arrContextOptions));
        $response = json_decode($theResponse);
        if(isset($response->data) && !empty($response->data)) {
          foreach($response->data as $data) {
            if($data->date === $date) {
              echo $data->date . " " . $data->open . " " . $data->close;
              echo "\n";
            }
          }
        }
      }
    }
  }

function dateRange($dateFromString, $dateToString, $day) {
    $dateFrom = new \DateTime($dateFromString);
    $dateTo = new \DateTime($dateToString);
    $day = new \DateTime($day);
    $dates = [];

    if ($dateFrom > $dateTo) {
        return $dates;
    }

    while ($dateFrom <= $dateTo) {
        if($dateFrom->format('N') === $day->format('N')) {
          $dates[] = $dateFrom->format('j-F-Y');
        }

        $dateFrom->modify('+1 day');
    }

    return $dates;
}