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<?php /* vim: set expandtab sw=4 ts=4 sts=4: */ /** * Wrapper script for rendering transformations * * @package PhpMyAdmin */ declare(strict_types=1); use PhpMyAdmin\Core; use PhpMyAdmin\DatabaseInterface; use PhpMyAdmin\Relation; use PhpMyAdmin\Response; use PhpMyAdmin\Transformations; if (! defined('ROOT_PATH')) { define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR); } define('IS_TRANSFORMATION_WRAPPER', true); global $db, $table; require_once ROOT_PATH . 'libraries/common.inc.php'; /** @var Response $response */ $response = $containerBuilder->get(Response::class); /** @var DatabaseInterface $dbi */ $dbi = $containerBuilder->get(DatabaseInterface::class); /** @var Transformations $transformations */ $transformations = $containerBuilder->get('transformations'); /** @var Relation $relation */ $relation = $containerBuilder->get('relation'); $cfgRelation = $relation->getRelationsParam(); /** * Ensures db and table are valid, else moves to the "parent" script */ require_once ROOT_PATH . 'libraries/db_table_exists.inc.php'; /** * Sets globals from $_REQUEST */ $request_params = [ 'cn', 'ct', 'sql_query', 'transform_key', 'where_clause', ]; $size_params = [ 'newHeight', 'newWidth', ]; foreach ($request_params as $one_request_param) { if (isset($_REQUEST[$one_request_param])) { if (in_array($one_request_param, $size_params)) { $GLOBALS[$one_request_param] = intval($_REQUEST[$one_request_param]); if ($GLOBALS[$one_request_param] > 2000) { $GLOBALS[$one_request_param] = 2000; } } else { $GLOBALS[$one_request_param] = $_REQUEST[$one_request_param]; } } } /** * Get the list of the fields of the current table */ $dbi->selectDb($db); if (isset($where_clause)) { $result = $dbi->query( 'SELECT * FROM ' . PhpMyAdmin\Util::backquote($table) . ' WHERE ' . $where_clause . ';', PhpMyAdmin\DatabaseInterface::CONNECT_USER, PhpMyAdmin\DatabaseInterface::QUERY_STORE ); $row = $dbi->fetchAssoc($result); } else { $result = $dbi->query( 'SELECT * FROM ' . PhpMyAdmin\Util::backquote($table) . ' LIMIT 1;', PhpMyAdmin\DatabaseInterface::CONNECT_USER, PhpMyAdmin\DatabaseInterface::QUERY_STORE ); $row = $dbi->fetchAssoc($result); } // No row returned if (! $row) { exit; } // end if (no record returned) $default_ct = 'application/octet-stream'; if ($cfgRelation['commwork'] && $cfgRelation['mimework']) { $mime_map = $transformations->getMime($db, $table); $mime_options = $transformations->getOptions( isset($mime_map[$transform_key]['transformation_options']) ? $mime_map[$transform_key]['transformation_options'] : '' ); foreach ($mime_options as $key => $option) { if (substr($option, 0, 10) == '; charset=') { $mime_options['charset'] = $option; } } } $response->getHeader()->sendHttpHeaders(); // [MIME] if (isset($ct) && ! empty($ct)) { $mime_type = $ct; } else { $mime_type = (! empty($mime_map[$transform_key]['mimetype']) ? str_replace('_', '/', $mime_map[$transform_key]['mimetype']) : $default_ct) . (isset($mime_options['charset']) ? $mime_options['charset'] : ''); } Core::downloadHeader($cn, $mime_type); if (! isset($_REQUEST['resize'])) { if (stripos($mime_type, 'html') === false) { echo $row[$transform_key]; } else { echo htmlspecialchars($row[$transform_key]); } } else { // if image_*__inline.inc.php finds that we can resize, // it sets the resize parameter to jpeg or png $srcImage = imagecreatefromstring($row[$transform_key]); $srcWidth = imagesx($srcImage); $srcHeight = imagesy($srcImage); // Check to see if the width > height or if width < height // if so adjust accordingly to make sure the image // stays smaller than the new width and new height $ratioWidth = $srcWidth / $_REQUEST['newWidth']; $ratioHeight = $srcHeight / $_REQUEST['newHeight']; if ($ratioWidth < $ratioHeight) { $destWidth = $srcWidth / $ratioHeight; $destHeight = $_REQUEST['newHeight']; } else { $destWidth = $_REQUEST['newWidth']; $destHeight = $srcHeight / $ratioWidth; } if ($_REQUEST['resize']) { $destImage = imagecreatetruecolor($destWidth, $destHeight); // ImageCopyResized($destImage, $srcImage, 0, 0, 0, 0, // $destWidth, $destHeight, $srcWidth, $srcHeight); // better quality but slower: imagecopyresampled( $destImage, $srcImage, 0, 0, 0, 0, $destWidth, $destHeight, $srcWidth, $srcHeight ); if ($_REQUEST['resize'] == 'jpeg') { imagejpeg($destImage, null, 75); } if ($_REQUEST['resize'] == 'png') { imagepng($destImage); } imagedestroy($destImage); } imagedestroy($srcImage); }