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<?php
/**
* PHPUnit
*
* Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.de>.
* 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 Sebastian Bergmann nor the names of his
* 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.
*
* @package PHPUnit
* @subpackage Util
* @author Sebastian Bergmann <sebastian@phpunit.de>
* @copyright 2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since File available since Release 3.0.0
*/
/**
* Command-line options parsing class.
*
* @package PHPUnit
* @subpackage Util
* @author Andrei Zmievski <andrei@php.net>
* @author Sebastian Bergmann <sebastian@phpunit.de>
* @copyright 2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
* @license http://www.opensource.org/licenses/BSD-3-Clause The BSD 3-Clause License
* @link http://www.phpunit.de/
* @since Class available since Release 3.0.0
*/
class PHPUnit_Util_Getopt
{
public static function getopt(array $args, $short_options, $long_options = NULL)
{
if (empty($args)) {
return array(array(), array());
}
$opts = array();
$non_opts = array();
if ($long_options) {
sort($long_options);
}
if (isset($args[0][0]) && $args[0][0] != '-') {
array_shift($args);
}
reset($args);
array_map('trim', $args);
while (list($i, $arg) = each($args)) {
if ($arg == '') {
continue;
}
if ($arg == '--') {
$non_opts = array_merge($non_opts, array_slice($args, $i + 1));
break;
}
if ($arg[0] != '-' ||
(strlen($arg) > 1 && $arg[1] == '-' && !$long_options)) {
$non_opts = array_merge($non_opts, array_slice($args, $i));
break;
}
elseif (strlen($arg) > 1 && $arg[1] == '-') {
self::parseLongOption(
substr($arg, 2), $long_options, $opts, $args
);
}
else {
self::parseShortOption(
substr($arg, 1), $short_options, $opts, $args
);
}
}
return array($opts, $non_opts);
}
protected static function parseShortOption($arg, $short_options, &$opts, &$args)
{
$argLen = strlen($arg);
for ($i = 0; $i < $argLen; $i++) {
$opt = $arg[$i];
$opt_arg = NULL;
if (($spec = strstr($short_options, $opt)) === FALSE ||
$arg[$i] == ':') {
throw new PHPUnit_Framework_Exception(
"unrecognized option -- $opt"
);
}
if (strlen($spec) > 1 && $spec[1] == ':') {
if (strlen($spec) > 2 && $spec[2] == ':') {
if ($i + 1 < $argLen) {
$opts[] = array($opt, substr($arg, $i + 1));
break;
}
} else {
if ($i + 1 < $argLen) {
$opts[] = array($opt, substr($arg, $i + 1));
break;
}
else if (list(, $opt_arg) = each($args)) {
}
else {
throw new PHPUnit_Framework_Exception(
"option requires an argument -- $opt"
);
}
}
}
$opts[] = array($opt, $opt_arg);
}
}
protected static function parseLongOption($arg, $long_options, &$opts, &$args)
{
$count = count($long_options);
$list = explode('=', $arg);
$opt = $list[0];
$opt_arg = NULL;
if (count($list) > 1) {
$opt_arg = $list[1];
}
$opt_len = strlen($opt);
for ($i = 0; $i < $count; $i++) {
$long_opt = $long_options[$i];
$opt_start = substr($long_opt, 0, $opt_len);
if ($opt_start != $opt) {
continue;
}
$opt_rest = substr($long_opt, $opt_len);
if ($opt_rest != '' && $opt[0] != '=' && $i + 1 < $count &&
$opt == substr($long_options[$i+1], 0, $opt_len)) {
throw new PHPUnit_Framework_Exception(
"option --$opt is ambiguous"
);
}
if (substr($long_opt, -1) == '=') {
if (substr($long_opt, -2) != '==') {
if (!strlen($opt_arg) &&
!(list(, $opt_arg) = each($args))) {
throw new PHPUnit_Framework_Exception(
"option --$opt requires an argument"
);
}
}
}
else if ($opt_arg) {
throw new PHPUnit_Framework_Exception(
"option --$opt doesn't allow an argument"
);
}
$opts[] = array('--' . $opt, $opt_arg);
return;
}
throw new PHPUnit_Framework_Exception("unrecognized option --$opt");
}
}
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