phpandom/phpandom.php at master · php-vegas/phpandom · GitHub

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<?php

/**
 * Sets the ranges for the raffle participants if the params are
 * provided to the script.
 */
if (isset($argv[1])) {
$start = $argv[1];
$end = $argv[2];

insertEntrantRange($start, $end);
}

/**
 * Retrieves the winner and removes him so he can't win again.
 */
if (!isset($argv[1]) && checkForEntrants()) {
getWinner();
}

/**
 * Outputs a line to the console
 *
 * @param string $line
 * @param int|integer $delay
 * @return null
 */
functionshowLine(string$line, int$delay = 0)
{
sleep($delay);
echo$line . "\n\r";

returnnull;
}

/**
 * This opens the range text file in the mode provided
 *
 * @param string $mode
 * @return resource
 */
functionopenRangeFile(string$mode)
{
returnfopen(__DIR__ . '/range.txt', $mode);
}

/**
 * Returns the data from the range file
 *
 * @param resource $handle
 * @return array
 */
functionreadRangeFile($handle): array
{
$data = fread($handle, filesize(__DIR__ . '/range.txt'));

returnunserialize($data);
}

/**
 * Inserts the endtrants into an array for later use
 *
 * @param int $start
 * @param int $end
 * @return null
 */
functioninsertEntrantRange(int$start, int$end)
{
$handle = openRangeFile('w+');
$entrants = [];

while ($start <= $end) {
array_push($entrants, $start);
$start++;
 }

fwrite($handle, serialize($entrants));
fclose($handle);

showLine("\033[33mEntrants Registered");
returnnull;
}

/**
 * Checks to make sure the entrants are set
 *
 * @return bool
 */
functioncheckForEntrants(): bool
{
if (!file_exists(__DIR__ . '/range.txt')) {
showLine("\033[31mNo Entrants Available");
returnfalse;
 }

returntrue;
}

/**
 * Gets the winner
 *
 * @return null
 */
functiongetWinner()
{
$handle = openRangeFile('r+');
$entrants = readRangeFile($handle);
$count = count($entrants);

fclose($handle);

if ($count > 0) {
$winner = mt_rand(0, $count - 1);

showLine("\033[34mAnd the winner is...\033[0m");
showLine("\033[32mEntrant: " . $entrants[$winner] . "\033[0m", 2);
 unset($entrants[$winner]);

$entrants = array_values($entrants);
$handle = openRangeFile('w+');

fwrite($handle, serialize($entrants));
fclose($handle);

returnnull;
 }

showLine("\033[36mNo Entrants Have Been Entered");
returnnull;
}