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upgrade Console_GetOpt to 1.9.2

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This commit is contained in:
Evan Prodromou 2011-03-26 14:22:24 -04:00
parent 5502e535de
commit d1d5d234f8
1 changed files with 145 additions and 69 deletions
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214
extlib/Console/Getopt.php
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@ -1,32 +1,40 @@
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP Version 5 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available through the world-wide-web at the following url: |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Andrei Zmievski <andrei@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: Getopt.php,v 1.4 2007/06/12 14:58:56 cellog Exp $
/**
* PHP Version 5
*
* Copyright (c) 1997-2004 The PHP Group
*
* This source file is subject to version 3.0 of the PHP license,
* that is bundled with this package in the file LICENSE, and is
* available through the world-wide-web at the following url:
* http://www.php.net/license/3_0.txt.
* If you did not receive a copy of the PHP license and are unable to
* obtain it through the world-wide-web, please send a note to
* license@php.net so we can mail you a copy immediately.
*
* @category Console
* @package Console_Getopt
* @author Andrei Zmievski <andrei@php.net>
* @license http://www.php.net/license/3_0.txt PHP 3.0
* @version CVS: $Id: Getopt.php 306067 2010-12-08 00:13:31Z dufuz $
* @link http://pear.php.net/package/Console_Getopt
*/
require_once 'PEAR.php';
/**
* Command-line options parsing class.
*
* @author Andrei Zmievski <andrei@php.net>
*
* @category Console
* @package Console_Getopt
* @author Andrei Zmievski <andrei@php.net>
* @license http://www.php.net/license/3_0.txt PHP 3.0
* @link http://pear.php.net/package/Console_Getopt
*/
class Console_Getopt {
class Console_Getopt
{
/**
* Parses the command-line options.
*
@ -53,45 +61,60 @@ class Console_Getopt {
*
* Most of the semantics of this function are based on GNU getopt_long().
*
* @param array $args an array of command-line arguments
* @param string $short_options specifies the list of allowed short options
* @param array $long_options specifies the list of allowed long options
* @param array $args an array of command-line arguments
* @param string $short_options specifies the list of allowed short options
* @param array $long_options specifies the list of allowed long options
* @param boolean $skip_unknown suppresses Console_Getopt: unrecognized option
*
* @return array two-element array containing the list of parsed options and
* the non-option arguments
*
* @access public
*
*/
function getopt2($args, $short_options, $long_options = null)
function getopt2($args, $short_options, $long_options = null, $skip_unknown = false)
{
return Console_Getopt::doGetopt(2, $args, $short_options, $long_options);
return Console_Getopt::doGetopt(2, $args, $short_options, $long_options, $skip_unknown);
}
/**
* This function expects $args to start with the script name (POSIX-style).
* Preserved for backwards compatibility.
*
* @param array $args an array of command-line arguments
* @param string $short_options specifies the list of allowed short options
* @param array $long_options specifies the list of allowed long options
*
* @see getopt2()
*/
function getopt($args, $short_options, $long_options = null)
* @return array two-element array containing the list of parsed options and
* the non-option arguments
*/
function getopt($args, $short_options, $long_options = null, $skip_unknown = false)
{
return Console_Getopt::doGetopt(1, $args, $short_options, $long_options);
return Console_Getopt::doGetopt(1, $args, $short_options, $long_options, $skip_unknown);
}
/**
* The actual implementation of the argument parsing code.
*
* @param int $version Version to use
* @param array $args an array of command-line arguments
* @param string $short_options specifies the list of allowed short options
* @param array $long_options specifies the list of allowed long options
* @param boolean $skip_unknown suppresses Console_Getopt: unrecognized option
*
* @return array
*/
function doGetopt($version, $args, $short_options, $long_options = null)
function doGetopt($version, $args, $short_options, $long_options = null, $skip_unknown = false)
{
// in case you pass directly readPHPArgv() as the first arg
if (PEAR::isError($args)) {
return $args;
}
if (empty($args)) {
return array(array(), array());
}
$opts = array();
$non_opts = array();
$non_opts = $opts = array();
settype($args, 'array');
@ -111,7 +134,6 @@ class Console_Getopt {
reset($args);
while (list($i, $arg) = each($args)) {
/* The special element '--' means explicit end of
options. Treat the rest of the arguments as non-options
and end the loop. */
@ -124,17 +146,27 @@ class Console_Getopt {
$non_opts = array_merge($non_opts, array_slice($args, $i));
break;
} elseif (strlen($arg) > 1 && $arg{1} == '-') {
$error = Console_Getopt::_parseLongOption(substr($arg, 2), $long_options, $opts, $args);
if (PEAR::isError($error))
$error = Console_Getopt::_parseLongOption(substr($arg, 2),
$long_options,
$opts,
$args,
$skip_unknown);
if (PEAR::isError($error)) {
return $error;
}
} elseif ($arg == '-') {
// - is stdin
$non_opts = array_merge($non_opts, array_slice($args, $i));
break;
} else {
$error = Console_Getopt::_parseShortOption(substr($arg, 1), $short_options, $opts, $args);
if (PEAR::isError($error))
$error = Console_Getopt::_parseShortOption(substr($arg, 1),
$short_options,
$opts,
$args,
$skip_unknown);
if (PEAR::isError($error)) {
return $error;
}
}
}
@ -142,19 +174,31 @@ class Console_Getopt {
}
/**
* @access private
* Parse short option
*
* @param string $arg Argument
* @param string[] $short_options Available short options
* @param string[][] &$opts
* @param string[] &$args
* @param boolean $skip_unknown suppresses Console_Getopt: unrecognized option
*
* @access private
* @return void
*/
function _parseShortOption($arg, $short_options, &$opts, &$args)
function _parseShortOption($arg, $short_options, &$opts, &$args, $skip_unknown)
{
for ($i = 0; $i < strlen($arg); $i++) {
$opt = $arg{$i};
$opt = $arg{$i};
$opt_arg = null;
/* Try to find the short option in the specifier string. */
if (($spec = strstr($short_options, $opt)) === false || $arg{$i} == ':')
{
return PEAR::raiseError("Console_Getopt: unrecognized option -- $opt");
if (($spec = strstr($short_options, $opt)) === false || $arg{$i} == ':') {
if ($skip_unknown === true) {
break;
}
$msg = "Console_Getopt: unrecognized option -- $opt";
return PEAR::raiseError($msg);
}
if (strlen($spec) > 1 && $spec{1} == ':') {
@ -173,11 +217,14 @@ class Console_Getopt {
break;
} else if (list(, $opt_arg) = each($args)) {
/* Else use the next argument. */;
if (Console_Getopt::_isShortOpt($opt_arg) || Console_Getopt::_isLongOpt($opt_arg)) {
return PEAR::raiseError("Console_Getopt: option requires an argument -- $opt");
if (Console_Getopt::_isShortOpt($opt_arg)
|| Console_Getopt::_isLongOpt($opt_arg)) {
$msg = "option requires an argument --$opt";
return PEAR::raiseError("Console_Getopt:" . $msg);
}
} else {
return PEAR::raiseError("Console_Getopt: option requires an argument -- $opt");
$msg = "option requires an argument --$opt";
return PEAR::raiseError("Console_Getopt:" . $msg);
}
}
}
@ -187,36 +234,54 @@ class Console_Getopt {
}
/**
* @access private
* Checks if an argument is a short option
*
* @param string $arg Argument to check
*
* @access private
* @return bool
*/
function _isShortOpt($arg)
{
return strlen($arg) == 2 && $arg[0] == '-' && preg_match('/[a-zA-Z]/', $arg[1]);
return strlen($arg) == 2 && $arg[0] == '-'
&& preg_match('/[a-zA-Z]/', $arg[1]);
}
/**
* @access private
* Checks if an argument is a long option
*
* @param string $arg Argument to check
*
* @access private
* @return bool
*/
function _isLongOpt($arg)
{
return strlen($arg) > 2 && $arg[0] == '-' && $arg[1] == '-' &&
preg_match('/[a-zA-Z]+$/', substr($arg, 2));
preg_match('/[a-zA-Z]+$/', substr($arg, 2));
}
/**
* @access private
* Parse long option
*
* @param string $arg Argument
* @param string[] $long_options Available long options
* @param string[][] &$opts
* @param string[] &$args
*
* @access private
* @return void|PEAR_Error
*/
function _parseLongOption($arg, $long_options, &$opts, &$args)
function _parseLongOption($arg, $long_options, &$opts, &$args, $skip_unknown)
{
@list($opt, $opt_arg) = explode('=', $arg, 2);
$opt_len = strlen($opt);
for ($i = 0; $i < count($long_options); $i++) {
$long_opt = $long_options[$i];
$opt_start = substr($long_opt, 0, $opt_len);
$long_opt_name = str_replace('=', '', $long_opt);
/* Option doesn't match. Go on to the next one. */
@ -224,7 +289,7 @@ class Console_Getopt {
continue;
}
$opt_rest = substr($long_opt, $opt_len);
$opt_rest = substr($long_opt, $opt_len);
/* Check that the options uniquely matches one of the allowed
options. */
@ -233,12 +298,15 @@ class Console_Getopt {
} else {
$next_option_rest = '';
}
if ($opt_rest != '' && $opt{0} != '=' &&
$i + 1 < count($long_options) &&
$opt == substr($long_options[$i+1], 0, $opt_len) &&
$next_option_rest != '' &&
$next_option_rest{0} != '=') {
return PEAR::raiseError("Console_Getopt: option --$opt is ambiguous");
$msg = "Console_Getopt: option --$opt is ambiguous";
return PEAR::raiseError($msg);
}
if (substr($long_opt, -1) == '=') {
@ -246,37 +314,47 @@ class Console_Getopt {
/* Long option requires an argument.
Take the next argument if one wasn't specified. */;
if (!strlen($opt_arg) && !(list(, $opt_arg) = each($args))) {
return PEAR::raiseError("Console_Getopt: option --$opt requires an argument");
$msg = "Console_Getopt: option requires an argument --$opt";
return PEAR::raiseError($msg);
}
if (Console_Getopt::_isShortOpt($opt_arg) || Console_Getopt::_isLongOpt($opt_arg)) {
return PEAR::raiseError("Console_Getopt: option requires an argument --$opt");
if (Console_Getopt::_isShortOpt($opt_arg)
|| Console_Getopt::_isLongOpt($opt_arg)) {
$msg = "Console_Getopt: option requires an argument --$opt";
return PEAR::raiseError($msg);
}
}
} else if ($opt_arg) {
return PEAR::raiseError("Console_Getopt: option --$opt doesn't allow an argument");
$msg = "Console_Getopt: option --$opt doesn't allow an argument";
return PEAR::raiseError($msg);
}
$opts[] = array('--' . $opt, $opt_arg);
return;
}
if ($skip_unknown === true) {
return;
}
return PEAR::raiseError("Console_Getopt: unrecognized option --$opt");
}
/**
* Safely read the $argv PHP array across different PHP configurations.
* Will take care on register_globals and register_argc_argv ini directives
*
* @access public
* @return mixed the $argv PHP array or PEAR error if not registered
*/
* Safely read the $argv PHP array across different PHP configurations.
* Will take care on register_globals and register_argc_argv ini directives
*
* @access public
* @return mixed the $argv PHP array or PEAR error if not registered
*/
function readPHPArgv()
{
global $argv;
if (!is_array($argv)) {
if (!@is_array($_SERVER['argv'])) {
if (!@is_array($GLOBALS['HTTP_SERVER_VARS']['argv'])) {
return PEAR::raiseError("Console_Getopt: Could not read cmd args (register_argc_argv=Off?)");
$msg = "Could not read cmd args (register_argc_argv=Off?)";
return PEAR::raiseError("Console_Getopt: " . $msg);
}
return $GLOBALS['HTTP_SERVER_VARS']['argv'];
}
@ -285,6 +363,4 @@ class Console_Getopt {
return $argv;
}
}
?>
}