| | |
| | | /* Allowed HTML attributes */ |
| | | private $_html_attribs = array(); |
| | | |
| | | /* Max nesting level */ |
| | | private $max_nesting_level; |
| | | |
| | | |
| | | /** |
| | | * Class constructor |
| | |
| | | * It output only allowed tags with allowed attributes |
| | | * and allowed inline styles |
| | | */ |
| | | private function dumpHtml($node) |
| | | private function dumpHtml($node, $level = 0) |
| | | { |
| | | if (!$node->hasChildNodes()) { |
| | | return ''; |
| | | } |
| | | |
| | | $level++; |
| | | |
| | | if ($this->max_nesting_level > 0 && $level == $this->max_nesting_level - 1) { |
| | | // log error message once |
| | | if (!$this->max_nesting_level_error) { |
| | | $this->max_nesting_level_error = true; |
| | | rcube::raise_error(array('code' => 500, 'type' => 'php', |
| | | 'line' => __LINE__, 'file' => __FILE__, |
| | | 'message' => "Maximum nesting level exceeded (xdebug.max_nesting_level={$this->max_nesting_level})"), |
| | | true, false); |
| | | } |
| | | return '<!-- ignored -->'; |
| | | } |
| | | |
| | | $node = $node->firstChild; |
| | |
| | | $tagName = strtolower($node->tagName); |
| | | if ($callback = $this->handlers[$tagName]) { |
| | | $dump .= call_user_func($callback, $tagName, |
| | | $this->wash_attribs($node), $this->dumpHtml($node), $this); |
| | | $this->wash_attribs($node), $this->dumpHtml($node, $level), $this); |
| | | } |
| | | else if (isset($this->_html_elements[$tagName])) { |
| | | $content = $this->dumpHtml($node); |
| | | $content = $this->dumpHtml($node, $level); |
| | | $dump .= '<' . $tagName . $this->wash_attribs($node) . |
| | | ($content != '' || isset($this->_block_elements[$tagName]) ? ">$content</$tagName>" : ' />'); |
| | | } |
| | |
| | | } |
| | | else { |
| | | $dump .= '<!-- ' . htmlspecialchars($tagName, ENT_QUOTES) . ' ignored -->'; |
| | | $dump .= $this->dumpHtml($node); // ignore tags not its content |
| | | $dump .= $this->dumpHtml($node, $level); // ignore tags not its content |
| | | } |
| | | break; |
| | | |
| | |
| | | break; |
| | | |
| | | case XML_HTML_DOCUMENT_NODE: |
| | | $dump .= $this->dumpHtml($node); |
| | | $dump .= $this->dumpHtml($node, $level); |
| | | break; |
| | | |
| | | case XML_DOCUMENT_TYPE_NODE: |
| | | break; |
| | | |
| | | default: |
| | | $dump . '<!-- node type ' . $node->nodeType . ' -->'; |
| | | $dump .= '<!-- node type ' . $node->nodeType . ' -->'; |
| | | } |
| | | } while($node = $node->nextSibling); |
| | | |
| | |
| | | else { |
| | | $this->config['base_url'] = ''; |
| | | } |
| | | |
| | | // Detect max nesting level (for dumpHTML) (#1489110) |
| | | $this->max_nesting_level = (int) @ini_get('xdebug.max_nesting_level'); |
| | | |
| | | @$node->loadHTML($html); |
| | | return $this->dumpHtml($node); |
| | |
| | | rcube::raise_error(array('code' => 620, 'type' => 'php', |
| | | 'line' => __LINE__, 'file' => __FILE__, |
| | | 'message' => $errstr), true, false); |
| | | |
| | | return ''; |
| | | } |
| | | |