HTMLPurifier_Bootstrap Class Reference

Bootstrap class that contains meta-functionality for HTML Purifier such as the autoload function. More...

Collaboration diagram for HTMLPurifier_Bootstrap:

Static Public Member Functions
static	autoload ($class)
	Autoload function for HTML Purifier.
static	getPath ($class)
	Returns the path for a specific class.
static	registerAutoload ()
	"Pre-registers" our autoloader on the SPL stack.

Detailed Description

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.

Definition at line 30 of file Bootstrap.php.

Member Function Documentation

static HTMLPurifier_Bootstrap::autoload (   $class )

static

Autoload function for HTML Purifier.

Parameters

$class

Class to load

Definition at line 37 of file Bootstrap.php.

References $file, and getPath().

                                            {
        $file = HTMLPurifier_Bootstrap::getPath($class);
        if (!$file) return false;
        require HTMLPURIFIER_PREFIX . '/' . $file;
        return true;
    }

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static HTMLPurifier_Bootstrap::getPath (   $class )

static

Returns the path for a specific class.

Definition at line 47 of file Bootstrap.php.

References $file.

Referenced by autoload().

                                           {
        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;
    }

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static HTMLPurifier_Bootstrap::registerAutoload ( )

static

"Pre-registers" our autoloader on the SPL stack.

Definition at line 63 of file Bootstrap.php.

References $compat.

                                              {
        $autoload = array('HTMLPurifier_Bootstrap', 'autoload');
        if ( ($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);
        }
    }

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The documentation for this class was generated from the following file:

• Services/Html/HtmlPurifier/library/HTMLPurifier/Bootstrap.php