vendor/ezyang/htmlpurifier/maintenance/config-scanner.php

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#!/usr/bin/php
<?php

chdir(dirname(__FILE__));
require_once 'common.php';
require_once '../library/HTMLPurifier.auto.php';
assertCli();

if (version_compare(PHP_VERSION, '5.2.2', '<')) {
    echo "This script requires PHP 5.2.2 or later, for tokenizer line numbers.";
    exit(1);
}

/**
 * @file
 * Scans HTML Purifier source code for $config tokens and records the
 * directive being used; configdoc can use this info later.
 *
 * Currently, this just dumps all the info onto the console. Eventually, it
 * will create an XML file that our XSLT transform can use.
 */

$FS = new FSTools();
chdir(dirname(__FILE__) . '/../library/');
$raw_files = $FS->globr('.', '*.php');
$files = array();
foreach ($raw_files as $file) {
    $file = substr($file, 2); // rm leading './'
    if (strncmp('standalone/', $file, 11) === 0) continue; // rm generated files
    if (substr_count($file, '.') > 1) continue; // rm meta files
    $files[] = $file;
}

/**
 * Moves the $i cursor to the next non-whitespace token
 */
function consumeWhitespace($tokens, &$i)
{
    do {$i++;} while (is_array($tokens[$i]) && $tokens[$i][0] === T_WHITESPACE);
}

/**
 * Tests whether or not a token is a particular type. There are three run-cases:
 *      - ($token, $expect_token): tests if the token is $expect_token type;
 *      - ($token, $expect_value): tests if the token is the string $expect_value;
 *      - ($token, $expect_token, $expect_value): tests if token is $expect_token type, and
 *        its string representation is $expect_value
 */
function testToken($token, $value_or_token, $value = null)
{
    if (is_null($value)) {
        if (is_int($value_or_token)) return is_array($token) && $token[0] === $value_or_token;
        else return $token === $value_or_token;
    } else {
        return is_array($token) && $token[0] === $value_or_token && $token[1] === $value;
    }
}

$counter = 0;
$full_counter = 0;