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112
html/phpmyad/transformation_wrapper.php
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112
html/phpmyad/transformation_wrapper.php
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<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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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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$cfgRelation = PMA_getRelationsParam();
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/**
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* Ensures db and table are valid, else moves to the "parent" script
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*/
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require_once './libraries/db_table_exists.lib.php';
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/**
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* Get the list of the fields of the current table
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*/
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PMA_DBI_select_db($db);
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if (isset($where_clause)) {
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$result = PMA_DBI_query('SELECT * FROM ' . PMA_backquote($table) . ' WHERE ' . $where_clause . ';', null, PMA_DBI_QUERY_STORE);
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$row = PMA_DBI_fetch_assoc($result);
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} else {
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$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($result);
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}
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// No row returned
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if (!$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((isset($mime_map[$transform_key]['transformation_options']) ? $mime_map[$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'] = $option;
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}
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}
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}
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// For re-usability, moved http-headers and stylesheets
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// to a seperate file. It can now be included by libraries/header.inc.php,
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// querywindow.php.
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require_once './libraries/header_http.inc.php';
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// [MIME]
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if (isset($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']) ? str_replace('_', '/', $mime_map[$transform_key]['mimetype']) : $default_ct) . (isset($mime_options['charset']) ? $mime_options['charset'] : '');
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}
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PMA_download_header($cn, $mime_type);
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if (! isset($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 $resize to jpeg or png
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$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 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 = $newHeight;
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} else {
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$destWidth = $newWidth;
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$destHeight = $srcHeight/$ratioWidth;
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}
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if ($resize) {
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$destImage = ImageCreateTrueColor($destWidth, $destHeight);
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}
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// ImageCopyResized($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($destImage, '', 75);
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}
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if ($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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?>
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