/** * Check if upload exceeds maximum file size * * @param \phpbb\files\filespec $file Filespec object * * @return \phpbb\files\filespec Returns same filespec instance */ public function check_upload_size($file) { // PHP Upload filesize exceeded if ($file->get('filename') == 'none') { $max_filesize = $this->php_ini->getString('upload_max_filesize'); $unit = 'MB'; if (!empty($max_filesize)) { $unit = strtolower(substr($max_filesize, -1, 1)); $max_filesize = (int) $max_filesize; $unit = $unit == 'k' ? 'KB' : ($unit == 'g' ? 'GB' : 'MB'); } $file->error[] = empty($max_filesize) ? $this->language->lang($this->upload->error_prefix . 'PHP_SIZE_NA') : $this->language->lang($this->upload->error_prefix . 'PHP_SIZE_OVERRUN', $max_filesize, $this->language->lang($unit)); } return $file; }
protected function temporary_filepath($file_name) { // Must preserve the extension for plupload to work. return sprintf('%s/%s_%s%s', $this->temporary_directory, $this->config['plupload_salt'], md5($file_name), \phpbb\files\filespec::get_extension($file_name)); }
/** * Check for bad content (IE mime-sniffing) * * @param filespec $file Instance of filespec class * * @return bool True if content is valid, false if not */ public function valid_content(&$file) { return $file->check_content($this->disallowed_content); }
/** * {@inheritdoc} */ public function process_form($request, $template, $user, $row, &$error) { $url = $request->variable('avatar_remote_url', ''); $width = $request->variable('avatar_remote_width', 0); $height = $request->variable('avatar_remote_height', 0); if (empty($url)) { return false; } if (!preg_match('#^(http|https|ftp)://#i', $url)) { $url = 'http://' . $url; } if (!function_exists('validate_data')) { require $this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext; } $validate_array = validate_data(array('url' => $url), array('url' => array('string', true, 5, 255))); $error = array_merge($error, $validate_array); if (!empty($error)) { return false; } // Check if this url looks alright // This isn't perfect, but it's what phpBB 3.0 did, and might as well make sure everything is compatible if (!preg_match('#^(http|https|ftp)://(?:(.*?\\.)*?[a-z0-9\\-]+?\\.[a-z]{2,4}|(?:\\d{1,3}\\.){3,5}\\d{1,3}):?([0-9]*?).*?\\.(' . implode('|', $this->allowed_extensions) . ')$#i', $url)) { $error[] = 'AVATAR_URL_INVALID'; return false; } // Get image dimensions if (($width <= 0 || $height <= 0) && ($image_data = $this->imagesize->getImageSize($url)) === false) { $error[] = 'UNABLE_GET_IMAGE_SIZE'; return false; } if (!empty($image_data) && ($image_data['width'] <= 0 || $image_data['height'] <= 0)) { $error[] = 'AVATAR_NO_SIZE'; return false; } $width = $width && $height ? $width : $image_data['width']; $height = $width && $height ? $height : $image_data['height']; if ($width <= 0 || $height <= 0) { $error[] = 'AVATAR_NO_SIZE'; return false; } $types = \phpbb\files\upload::image_types(); $extension = strtolower(\phpbb\files\filespec::get_extension($url)); // Check if this is actually an image if ($file_stream = @fopen($url, 'r')) { // Timeout after 1 second stream_set_timeout($file_stream, 1); // read some data to ensure headers are present fread($file_stream, 1024); $meta = stream_get_meta_data($file_stream); if (isset($meta['wrapper_data']['headers']) && is_array($meta['wrapper_data']['headers'])) { $headers = $meta['wrapper_data']['headers']; } else { if (isset($meta['wrapper_data']) && is_array($meta['wrapper_data'])) { $headers = $meta['wrapper_data']; } else { $headers = array(); } } foreach ($headers as $header) { $header = preg_split('/ /', $header, 2); if (strtr(strtolower(trim($header[0], ':')), '_', '-') === 'content-type') { if (strpos($header[1], 'image/') !== 0) { $error[] = 'AVATAR_URL_INVALID'; fclose($file_stream); return false; } else { fclose($file_stream); break; } } } } else { $error[] = 'AVATAR_URL_INVALID'; return false; } if (!empty($image_data) && (!isset($types[$image_data['type']]) || !in_array($extension, $types[$image_data['type']]))) { if (!isset($types[$image_data['type']])) { $error[] = 'UNABLE_GET_IMAGE_SIZE'; } else { $error[] = array('IMAGE_FILETYPE_MISMATCH', $types[$image_data['type']][0], $extension); } return false; } if ($this->config['avatar_max_width'] || $this->config['avatar_max_height']) { if ($width > $this->config['avatar_max_width'] || $height > $this->config['avatar_max_height']) { $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $width, $height); return false; } } if ($this->config['avatar_min_width'] || $this->config['avatar_min_height']) { if ($width < $this->config['avatar_min_width'] || $height < $this->config['avatar_min_height']) { $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $width, $height); return false; } } return array('avatar' => $url, 'avatar_width' => $width, 'avatar_height' => $height); }
/** * @dataProvider get_extension_variables */ public function test_get_extension($filename, $expected) { $this->assertEquals($expected, \phpbb\files\filespec::get_extension($filename)); }