PHP Safe::chdir方法代码示例

/**
 * dynamically generate the page
 *
 * @see skins/index.php
 */
function send_body()
{
    global $context;
    // only associates can proceed
    if (!Surfer::is_associate()) {
        Safe::header('Status: 401 Unauthorized', TRUE, 401);
        echo '<p>' . i18n::s('You are not allowed to perform this operation.') . "</p>\n";
        // forward to the index page
        $menu = array('scripts/' => i18n::s('Server software'));
        echo Skin::build_list($menu, 'menu_bar');
        // ask for confirmation
    } elseif (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == 'GET') {
        // the splash message
        echo '<p>' . i18n::s('This tool will include most of the running reference PHP scripts. Any syntax error should be spotted easily.') . '</p>';
        // the submit button
        echo '<form method="post" action="' . $context['script_url'] . '" id="main_form"><p>' . Skin::build_submit_button(i18n::s('Yes, I want to validate scripts'), NULL, NULL, 'confirmed') . '</p></form>';
        // set the focus on the button
        Page::insert_script('$("#confirmed").focus();');
        // this may take some time
        echo '<p>' . i18n::s('When you will click on the button the server will be immediately requested to proceed. However, because of the so many things to do on the back-end, you may have to wait for minutes before getting a response displayed. Thank you for your patience.') . '</p>';
        // just do it
    } else {
        // the splash message
        echo '<p>' . i18n::s('All reference scripts are included, to show evidence of possible syntax errors.') . "</p>\n";
        // list running scripts
        echo '<p>' . i18n::s('Listing files...') . BR . "\n";
        // locate script files starting at root
        $scripts = Scripts::list_scripts_at(NULL);
        if (is_array($scripts) && count($scripts)) {
            echo BR . sprintf(i18n::s('%d scripts have been found.'), count($scripts)) . "\n";
            natsort($scripts);
        }
        echo "</p>\n";
        // including scripts
        echo '<p>' . i18n::s('Including reference scripts...') . BR . "\n";
        // strip as much output as possible
        $_SERVER['REQUEST_METHOD'] = 'HEAD';
        // we will finalize this page later on
        global $finalizing_fuse;
        $finalizing_fuse = FALSE;
        // take care of dependancies
        include_once '../behaviors/behavior.php';
        include_once '../services/codec.php';
        include_once '../users/authenticator.php';
        // analyse each script
        $included_files = 0;
        $links_to_be_checked_manually = array();
        foreach ($scripts as $file) {
            // ensure we have enough time to process this script
            Safe::set_time_limit(30);
            // skip run once scripts
            if (strpos($file, 'run_once/')) {
                continue;
            }
            // don't include ourself
            if ($file == 'scripts/validate.php') {
                continue;
            }
            // process only reference scripts
            if (!Scripts::hash($file)) {
                continue;
            }
            // check file content
            if (!($handle = Safe::fopen($file, 'rb'))) {
                echo sprintf(i18n::s('%s has no readable content.'), $file) . BR . "\n";
                continue;
            }
            // look at the beginning of the file
            if (!($header = fread($handle, 16384))) {
                echo sprintf(i18n::s('%s has no readable content.'), $file) . BR . "\n";
                fclose($handle);
                continue;
            }
            fclose($handle);
            // skip scripts that generate content asynchronously
            if (stripos($header, 'send_body') || stripos($header, 'page::content')) {
                $links_to_be_checked_manually[$file] = '(asynchronous)';
                continue;
            }
            // skip scripts that would redefine our skin
            if (stripos($header, 'extends skin_skeleton')) {
                $links_to_be_checked_manually[$file] = '(skin)';
                continue;
            }
            // log script inclusion on development host
            if ($context['with_debug'] == 'Y') {
                logger::remember('scripts/validate.php: inclusion of ' . $file, '', 'debug');
            }
            // include the script and display any error
            $included_files += 1;
            $validate_stamp = time();
            echo sprintf(i18n::s('inclusion of %s'), $file) . "\n";
            Safe::chdir($context['path_to_root'] . dirname($file));
            include_once $context['path_to_root'] . $file;
            $duration = time() - $validate_stamp;
//.........这里部分代码省略.........