4d308ba364
Closing tags at the end of file are not mandatory. It is often suggested to omit to closing tags at the end of file to prevent unwanted effects as PHP will start output buffering if there is any character after closing tag. Reference: http://php.net/manual/en/language.basic-syntax.phptags.php Signed-off-by: Rahul Kadyan <hi@znck.me>
148 lines
3.9 KiB
PHP
148 lines
3.9 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Wrapper script for rendering transformations
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*
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* @package PhpMyAdmin
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*/
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/**
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*
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*/
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define('IS_TRANSFORMATION_WRAPPER', true);
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/**
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* Gets a core script and starts output buffering work
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*/
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require_once './libraries/common.inc.php';
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require_once './libraries/transformations.lib.php'; // Transformations
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$cfgRelation = PMA_getRelationsParam();
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/**
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* Ensures db and table are valid, else moves to the "parent" script
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*/
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require_once './libraries/db_table_exists.lib.php';
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/**
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* Sets globals from $_REQUEST
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*/
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$request_params = array(
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'cn',
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'ct',
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'sql_query',
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'transform_key',
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'where_clause'
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);
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foreach ($request_params as $one_request_param) {
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if (isset($_REQUEST[$one_request_param])) {
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$GLOBALS[$one_request_param] = $_REQUEST[$one_request_param];
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}
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}
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/**
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* Get the list of the fields of the current table
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*/
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$GLOBALS['dbi']->selectDb($db);
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if (isset($where_clause)) {
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$result = $GLOBALS['dbi']->query(
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'SELECT * FROM ' . PMA_Util::backquote($table)
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. ' WHERE ' . $where_clause . ';',
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null,
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PMA_DatabaseInterface::QUERY_STORE
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);
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$row = $GLOBALS['dbi']->fetchAssoc($result);
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} else {
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$result = $GLOBALS['dbi']->query(
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'SELECT * FROM ' . PMA_Util::backquote($table) . ' LIMIT 1;',
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null,
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PMA_DatabaseInterface::QUERY_STORE
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);
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$row = $GLOBALS['dbi']->fetchAssoc($result);
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}
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// No row returned
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if (! $row) {
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exit;
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} // end if (no record returned)
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$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(
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isset($mime_map[$transform_key]['transformation_options'])
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? $mime_map[$transform_key]['transformation_options'] : ''
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);
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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'] = $option;
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}
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}
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}
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// Only output the http headers
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$response = PMA_Response::getInstance();
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$response->getHeader()->sendHttpHeaders();
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// [MIME]
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if (isset($ct) && ! empty($ct)) {
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$mime_type = $ct;
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} else {
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$mime_type = (isset($mime_map[$transform_key]['mimetype'])
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? str_replace('_', '/', $mime_map[$transform_key]['mimetype'])
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: $default_ct)
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. (isset($mime_options['charset']) ? $mime_options['charset'] : '');
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}
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PMA_downloadHeader($cn, $mime_type);
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if (! isset($_REQUEST['resize'])) {
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echo $row[$transform_key];
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} else {
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// if image_*__inline.inc.php finds that we can resize,
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// it sets the resize parameter to jpeg or png
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$srcImage = imagecreatefromstring($row[$transform_key]);
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$srcWidth = ImageSX($srcImage);
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$srcHeight = ImageSY($srcImage);
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// Check to see if the width > height or if width < height
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// if so adjust accordingly to make sure the image
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// stays smaller than the new width and new height
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$ratioWidth = $srcWidth/$_REQUEST['newWidth'];
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$ratioHeight = $srcHeight/$_REQUEST['newHeight'];
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if ($ratioWidth < $ratioHeight) {
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$destWidth = $srcWidth/$ratioHeight;
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$destHeight = $_REQUEST['newHeight'];
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} else {
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$destWidth = $_REQUEST['newWidth'];
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$destHeight = $srcHeight/$ratioWidth;
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}
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if ($_REQUEST['resize']) {
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$destImage = ImageCreateTrueColor($destWidth, $destHeight);
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}
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// ImageCopyResized($destImage, $srcImage, 0, 0, 0, 0,
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// $destWidth, $destHeight, $srcWidth, $srcHeight);
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// better quality but slower:
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ImageCopyResampled(
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$destImage, $srcImage, 0, 0, 0, 0, $destWidth,
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$destHeight, $srcWidth, $srcHeight
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);
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if ($_REQUEST['resize'] == 'jpeg') {
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ImageJPEG($destImage, null, 75);
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}
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if ($_REQUEST['resize'] == 'png') {
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ImagePNG($destImage);
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}
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ImageDestroy($srcImage);
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ImageDestroy($destImage);
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}
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