PHP XMLElement::stripInvalidXMLCharacters方法代码示例

 public function addHTTPParams($context)
 {
     if ($this->restAPITrigger === true && is_array($context) && is_array($context['params'])) {
         $context['params']['http-method'] = XMLElement::stripInvalidXMLCharacters(RestEngine::getHttpMethod());
         $context['params']['http-accept'] = XMLElement::stripInvalidXMLCharacters(RestEngine::getHTTPAccept());
         $context['params']['put-content'] = XMLElement::stripInvalidXMLCharacters(RestEngine::getHTTPBodyContent());
     }
 }

    /**
     * This function sets the page's parameters, processes the Datasources and
     * Events and sets the `$xml` and `$xsl` variables. This functions resolves the `$page`
     * by calling the `resolvePage()` function. If a page is not found, it attempts
     * to locate the Symphony 404 page set in the backend otherwise it throws
     * the default Symphony 404 page. If the page is found, the page's XSL utility
     * is found, and the system parameters are set, including any URL parameters,
     * params from the Symphony cookies. Events and Datasources are executed and
     * any parameters  generated by them are appended to the existing parameters
     * before setting the Page's XML and XSL variables are set to the be the
     * generated XML (from the Datasources and Events) and the XSLT (from the
     * file attached to this Page)
     *
     * @uses FrontendPageResolved
     * @uses FrontendParamsResolve
     * @uses FrontendParamsPostResolve
     * @see resolvePage()
     */
    private function __buildPage()
    {
        $start = precision_timer();
        if (!($page = $this->resolvePage())) {
            throw new FrontendPageNotFoundException();
        }
        /**
         * Just after having resolved the page, but prior to any commencement of output creation
         * @delegate FrontendPageResolved
         * @param string $context
         * '/frontend/'
         * @param FrontendPage $page
         *  An instance of this class, passed by reference
         * @param array $page_data
         *  An associative array of page data, which is a combination from `tbl_pages` and
         *  the path of the page on the filesystem. Passed by reference
         */
        Symphony::ExtensionManager()->notifyMembers('FrontendPageResolved', '/frontend/', array('page' => &$this, 'page_data' => &$page));
        $this->_pageData = $page;
        $path = explode('/', $page['path']);
        $root_page = is_array($path) ? array_shift($path) : $path;
        $current_path = explode(dirname($_SERVER['SCRIPT_NAME']), $_SERVER['REQUEST_URI'], 2);
        $current_path = '/' . ltrim(end($current_path), '/');
        $split_path = explode('?', $current_path, 3);
        $current_path = rtrim(current($split_path), '/');
        $querystring = '?' . next($split_path);
        // Get max upload size from php and symphony config then choose the smallest
        $upload_size_php = ini_size_to_bytes(ini_get('upload_max_filesize'));
        $upload_size_sym = Symphony::Configuration()->get('max_upload_size', 'admin');
        $this->_param = array('today' => DateTimeObj::get('Y-m-d'), 'current-time' => DateTimeObj::get('H:i'), 'this-year' => DateTimeObj::get('Y'), 'this-month' => DateTimeObj::get('m'), 'this-day' => DateTimeObj::get('d'), 'timezone' => DateTimeObj::get('P'), 'website-name' => Symphony::Configuration()->get('sitename', 'general'), 'page-title' => $page['title'], 'root' => URL, 'workspace' => URL . '/workspace', 'root-page' => $root_page ? $root_page : $page['handle'], 'current-page' => $page['handle'], 'current-page-id' => $page['id'], 'current-path' => $current_path, 'parent-path' => '/' . $page['path'], 'current-query-string' => XMLElement::stripInvalidXMLCharacters(utf8_encode(urldecode($querystring))), 'current-url' => URL . $current_path, 'upload-limit' => min($upload_size_php, $upload_size_sym), 'symphony-version' => Symphony::Configuration()->get('version', 'symphony'));
        if (is_array($this->_env['url'])) {
            foreach ($this->_env['url'] as $key => $val) {
                $this->_param[$key] = $val;
            }
        }
        if (is_array($_GET) && !empty($_GET)) {
            foreach ($_GET as $key => $val) {
                if (in_array($key, array('symphony-page', 'debug', 'profile'))) {
                    continue;
                }
                // If the browser sends encoded entities for &, ie. a=1&b=2
                // this causes the $_GET to output they key as amp;b, which results in
                // $url-amp;b. This pattern will remove amp; allow the correct param
                // to be used, $url-b
                $key = preg_replace('/(^amp;|\\/)/', null, $key);
                // If the key gets replaced out then it will break the XML so prevent
                // the parameter being set.
                if (!General::createHandle($key)) {
                    continue;
                }
                $this->_param['url-' . $key] = XMLElement::stripInvalidXMLCharacters(utf8_encode(urldecode($val)));
            }
        }
        if (is_array($_COOKIE[__SYM_COOKIE_PREFIX_]) && !empty($_COOKIE[__SYM_COOKIE_PREFIX_])) {
            foreach ($_COOKIE[__SYM_COOKIE_PREFIX_] as $key => $val) {
                $this->_param['cookie-' . $key] = $val;
            }
        }
        // Flatten parameters:
        General::flattenArray($this->_param);
        /**
         * Just after having resolved the page params, but prior to any commencement of output creation
         * @delegate FrontendParamsResolve
         * @param string $context
         * '/frontend/'
         * @param array $params
         *  An associative array of this page's parameters
         */
        Symphony::ExtensionManager()->notifyMembers('FrontendParamsResolve', '/frontend/', array('params' => &$this->_param));
        $xml_build_start = precision_timer();
        $xml = new XMLElement('data');
        $xml->setIncludeHeader(true);
        $events = new XMLElement('events');
        $this->processEvents($page['events'], $events);
        $xml->appendChild($events);
        $this->_events_xml = clone $events;
        $this->processDatasources($page['data_sources'], $xml);
        Symphony::Profiler()->seed($xml_build_start);
        Symphony::Profiler()->sample('XML Built', PROFILE_LAP);
        if (is_array($this->_env['pool']) && !empty($this->_env['pool'])) {
            foreach ($this->_env['pool'] as $handle => $p) {
                if (!is_array($p)) {
//.........这里部分代码省略.........

 /**
  * Given a string (expected to be a URL parameter) this function will
  * ensure it is safe to embed in an XML document.
  *
  * @since Symphony 2.3.1
  * @param string $parameter
  *  The string to sanitize for XML
  * @return string
  *  The sanitized string
  */
 public static function sanitizeParameter($parameter)
 {
     return XMLElement::stripInvalidXMLCharacters($parameter);
 }

 /**
  * Given a string (expected to be a URL parameter) this function will
  * ensure it is safe to embed in an XML document.
  *
  * @since Symphony 2.3.1
  * @param string $parameter
  *  The string to sanitize for XML
  * @return string
  *  The sanitized string
  */
 public static function sanitizeParameter($parameter)
 {
     return XMLElement::stripInvalidXMLCharacters(utf8_encode(urldecode($parameter)));
 }