Location: PHPKode > projects > Pothos > pothos-0.1.1/includes/stopwatch.inc
<?
///////////////////////////////////////////////////////////////////////////////////////
// Pothos - IPTables Firewall Tool
// Copyright (c) 2004, Ken Stanley
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
//  - Redistributions of source code must retain the above copyright notice, this list
//    of conditions and the following disclaimer.
//  - Redistributions in binary form must reproduce the above copyright notice, this
//    list of conditions and the following disclaimer in the documentation and/or other
//    materials provided with the distribution.
//  - Neither the name of the Author nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
//    prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
// OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
// SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
// DAMAGE.
//
// Contact author : hide@address.com
///////////////////////////////////////////////////////////////////////////////////////
Class stopwatch {
	/* Usage:
		$time = new stopwatch;
		$time->set_start(time());
		// Stuff to do.
		$time->set_end(time());
		printf("Time Elapsed: %s\n", $time->elapsed());
	*/
	var $start = 0;			// Starting time.
	var $end = 0;			// Ending time.

	function set_start($time) {
		$this->start = $time;
	}

	function set_end($time) {
		$this->end = $time;
	}

	function elapsed($withseconds) {
		$seconds = $this->end-$this->start;

		if ($seconds > 3600) {
			$hours = floor($seconds / 3600);
			$seconds = $seconds - (3600 * $hours);
		}

		if ($seconds > 60) {
			$minutes = floor($seconds / 60);
			$seconds = $seconds - (60 * $minutes);
		}

		$elapsed = str_pad($hours, 2, "0", STR_PAD_LEFT) . ":";
		$elapsed .= str_pad($minutes, 2, "0", STR_PAD_LEFT);

		if ($withseconds == "1")
			$elapsed .= ":" . str_pad($seconds, 2, "0", STR_PAD_LEFT);

		return $elapsed;
	}
}
?>
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