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/* $Id: transformation_wrapper.php 8755 2006-03-10 13:44:49Z lem9 $ */
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// vim: expandtab sw=4 ts=4 sts=4:
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define('IS_TRANSFORMATION_WRAPPER', true);
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* Gets a core script and starts output buffering work
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require_once('./libraries/common.lib.php');
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require_once('./libraries/relation.lib.php'); // foreign keys
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require_once('./libraries/transformations.lib.php'); // Transformations
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$cfgRelation = PMA_getRelationsParam();
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* Ensures db and table are valid, else moves to the "parent" script
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require_once('./libraries/db_table_exists.lib.php');
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* Get the list of the fields of the current table
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PMA_DBI_select_db($db);
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$table_def = PMA_DBI_query('SHOW FIELDS FROM ' . PMA_backquote($table), null, PMA_DBI_QUERY_STORE);
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if (isset($primary_key)) {
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$result = PMA_DBI_query('SELECT * FROM ' . PMA_backquote($table) . ' WHERE ' . $primary_key . ';', null, PMA_DBI_QUERY_STORE);
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$row = PMA_DBI_fetch_assoc($result);
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$result = PMA_DBI_query('SELECT * FROM ' . PMA_backquote($table) . ' LIMIT 1;', null, PMA_DBI_QUERY_STORE);
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$row = PMA_DBI_fetch_assoc($result);
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} // end if (no record returned)
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$default_ct = 'application/octet-stream';
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if ($cfgRelation['commwork'] && $cfgRelation['mimework']) {
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$mime_map = PMA_getMime($db, $table);
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$mime_options = PMA_transformation_getOptions((isset($mime_map[urldecode($transform_key)]['transformation_options']) ? $mime_map[urldecode($transform_key)]['transformation_options'] : ''));
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foreach ($mime_options AS $key => $option) {
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if (substr($option, 0, 10) == '; charset=') {
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$mime_options['charset'] = $option;
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// garvin: For re-usability, moved http-headers and stylesheets
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// to a seperate file. It can now be included by libraries/header.inc.php,
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require_once('./libraries/header_http.inc.php');
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if (isset($ct) && !empty($ct)) {
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$content_type = 'Content-Type: ' . urldecode($ct);
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$content_type = 'Content-Type: ' . (isset($mime_map[urldecode($transform_key)]['mimetype']) ? str_replace('_', '/', $mime_map[urldecode($transform_key)]['mimetype']) : $default_ct) . (isset($mime_options['charset']) ? $mime_options['charset'] : '');
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header($content_type);
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if (isset($cn) && !empty($cn)) {
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header('Content-Disposition: attachment; filename=' . urldecode($cn));
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if (!isset($resize)) {
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echo $row[urldecode($transform_key)];
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// if image_*__inline.inc.php finds that we can resize,
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// it sets $resize to jpeg or png
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$srcImage = imagecreatefromstring($row[urldecode($transform_key)]);
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$srcWidth = ImageSX( $srcImage );
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$srcHeight = ImageSY( $srcImage );
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// Check to see if the width > height or if width < height
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// if so adjust accordingly to make sure the image
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// stays smaller then the $newWidth and $newHeight
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$ratioWidth = $srcWidth/$newWidth;
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$ratioHeight = $srcHeight/$newHeight;
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if ($ratioWidth < $ratioHeight){
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$destWidth = $srcWidth/$ratioHeight;
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$destHeight = $newHeight;
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$destWidth = $newWidth;
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$destHeight = $srcHeight/$ratioWidth;
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$destImage = ImageCreateTrueColor( $destWidth, $destHeight);
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// ImageCopyResized( $destImage, $srcImage, 0, 0, 0, 0, $destWidth, $destHeight, $srcWidth, $srcHeight );
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// better quality but slower:
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ImageCopyResampled( $destImage, $srcImage, 0, 0, 0, 0, $destWidth, $destHeight, $srcWidth, $srcHeight );
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if ($resize == 'jpeg') {
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ImageJPEG( $destImage, '', 75 );
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if ($resize == 'png') {
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ImagePNG( $destImage);
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ImageDestroy( $srcImage );
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ImageDestroy( $destImage );
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* Close MySql non-persistent connections
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if (isset($GLOBALS['controllink']) && $GLOBALS['controllink']) {
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@PMA_DBI_close($GLOBALS['controllink']);
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if (isset($GLOBALS['userlink']) && $GLOBALS['userlink']) {
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@PMA_DBI_close($GLOBALS['userlink']);