PhabricatorIteratedMD5PasswordHasher.php
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	<?php

	final class PhabricatorIteratedMD5PasswordHasher
	extends PhabricatorPasswordHasher {

	public function getHumanReadableName() {
	return pht('Iterated MD5');
	}

	public function getHashName() {
	return 'md5';
	}

	public function getHashLength() {
	return 32;
	}

	public function canHashPasswords() {
	return function_exists('md5');
	}

	public function getInstallInstructions() {
	// This should always be available, but do something useful anyway.
	return pht('To use iterated MD5, make the md5() function available.');
	}

	public function getStrength() {
	return 1.0;
	}

	public function getHumanReadableStrength() {
	return pht('Okay');
	}

	protected function getPasswordHash(PhutilOpaqueEnvelope $envelope) {
	$raw_input = $envelope->openEnvelope();

	$hash = $raw_input;
	for ($ii = 0; $ii < 1000; $ii++) {
	$hash = md5($hash);
	}

	return new PhutilOpaqueEnvelope($hash);
	}

	}