dolphin/methods-and-how-to/cli-user-input.php

<?php

/**
 *  dolphin. Collection of useful PHP skeletons.
 *  Copyright (C) 2013  Johannes 'Banana' Keßler
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the COMMON DEVELOPMENT AND DISTRIBUTION LICENSE
 *
 * You should have received a copy of the
 * COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
 * along with this program.  If not, see http://www.sun.com/cddl/cddl.html
 */

/**
 *
 * How to read user input from the command line
 * useful for a cli script whoch needs user input
 * You need some input validation to make it "save"
 *
 * This Example reads user input until the user inputs a . at a single new line.
 * This .\n terminates the read process. The termination is not stored in the $input variable
 */

$fp = fopen('php://stdin', 'r');
$last_line = false;
$input = '';
while (!$last_line) {
	$next_line = fgets($fp, 1024); // read the special file to get the user input from keyboard
	if (".\n" == $next_line) {
		$last_line = true;
	} else {
		$input .= $next_line;
	}
}

?>