Php class to parse robots.txt rules according to Google & Yandex specifications. Please note that the class name was changed in the recent commits, so if upgrading from the older code - please consider checking your code.
Code sample:
<?php
// lib import
require_once('robotstxtparser.php');
$parser = new RobotsTxtParser(file_get_contents('http://google.com/robots.txt'));
var_dump($parser->isDisallowed('/someurl'));
var_dump($parser->isAllowed('/someotherurl.html'));
print_r($parser->rules);
?>More code samples could be found in the tests folder.
Conditions:
- (0) ZERO_POINT
- (1) READ_DIRECTIVE
- (2) SKIP_SPACE
- (3) READ_VALUE
- (4) SKIP_LINE
Some useful links and materials:
- Google: Robots.txt Specifications
- Yandex: Using robots.txt
- Some inspirational code, and some more
- Google Webmaster tools Robots.txt testing tool
Thanks for the contribution!
- Fix open issues
- Add Coveralls integration
- Integrate VersionEye (?)
- Add a method for validation
The MIT License
Copyright (c) 2011 Jackson Owens
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
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copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
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THE SOFTWARE.