diff options
author | Andrew Dolgov <[email protected]> | 2009-06-22 13:56:49 +0400 |
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committer | Andrew Dolgov <[email protected]> | 2009-06-22 13:56:49 +0400 |
commit | f45a286b8d62f710b519a98c7d4b75a0c34d5d10 (patch) | |
tree | 0c310b7b9d44e12fac1cd11e1563c4cef9b5eab2 /lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php | |
parent | 5c4461432c290ad4863fd7dc4107121db59b298c (diff) |
strip_tags_long: use htmlpurifier to properly reformat html content
Diffstat (limited to 'lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php')
-rwxr-xr-x | lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php b/lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php new file mode 100755 index 000000000..559f61a23 --- /dev/null +++ b/lib/htmlpurifier/library/HTMLPurifier/Bootstrap.php @@ -0,0 +1,98 @@ +<?php + +// constants are slow, so we use as few as possible +if (!defined('HTMLPURIFIER_PREFIX')) { + define('HTMLPURIFIER_PREFIX', realpath(dirname(__FILE__) . '/..')); +} + +// accomodations for versions earlier than 5.0.2 +// borrowed from PHP_Compat, LGPL licensed, by Aidan Lister <[email protected]> +if (!defined('PHP_EOL')) { + switch (strtoupper(substr(PHP_OS, 0, 3))) { + case 'WIN': + define('PHP_EOL', "\r\n"); + break; + case 'DAR': + define('PHP_EOL', "\r"); + break; + default: + define('PHP_EOL', "\n"); + } +} + +/** + * Bootstrap class that contains meta-functionality for HTML Purifier such as + * the autoload function. + * + * @note + * This class may be used without any other files from HTML Purifier. + */ +class HTMLPurifier_Bootstrap +{ + + /** + * Autoload function for HTML Purifier + * @param $class Class to load + */ + public static function autoload($class) { + $file = HTMLPurifier_Bootstrap::getPath($class); + if (!$file) return false; + require HTMLPURIFIER_PREFIX . '/' . $file; + return true; + } + + /** + * Returns the path for a specific class. + */ + public static function getPath($class) { + if (strncmp('HTMLPurifier', $class, 12) !== 0) return false; + // Custom implementations + if (strncmp('HTMLPurifier_Language_', $class, 22) === 0) { + $code = str_replace('_', '-', substr($class, 22)); + $file = 'HTMLPurifier/Language/classes/' . $code . '.php'; + } else { + $file = str_replace('_', '/', $class) . '.php'; + } + if (!file_exists(HTMLPURIFIER_PREFIX . '/' . $file)) return false; + return $file; + } + + /** + * "Pre-registers" our autoloader on the SPL stack. + */ + public static function registerAutoload() { + $autoload = array('HTMLPurifier_Bootstrap', 'autoload'); + if ( ($funcs = spl_autoload_functions()) === false ) { + spl_autoload_register($autoload); + } elseif (function_exists('spl_autoload_unregister')) { + $compat = version_compare(PHP_VERSION, '5.1.2', '<=') && + version_compare(PHP_VERSION, '5.1.0', '>='); + foreach ($funcs as $func) { + if (is_array($func)) { + // :TRICKY: There are some compatibility issues and some + // places where we need to error out + $reflector = new ReflectionMethod($func[0], $func[1]); + if (!$reflector->isStatic()) { + throw new Exception(' + HTML Purifier autoloader registrar is not compatible + with non-static object methods due to PHP Bug #44144; + Please do not use HTMLPurifier.autoload.php (or any + file that includes this file); instead, place the code: + spl_autoload_register(array(\'HTMLPurifier_Bootstrap\', \'autoload\')) + after your own autoloaders. + '); + } + // Suprisingly, spl_autoload_register supports the + // Class::staticMethod callback format, although call_user_func doesn't + if ($compat) $func = implode('::', $func); + } + spl_autoload_unregister($func); + } + spl_autoload_register($autoload); + foreach ($funcs as $func) spl_autoload_register($func); + } + } + +} + +// vim: et sw=4 sts=4 |