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<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Provides download to a given field defined in parameters.
* @package PhpMyAdmin
*/
/**
* Common functions.
*/
require_once 'libraries/common.inc.php';
require_once 'libraries/mime.lib.php';
/* Check parameters */
PMA_checkParameters(array('db', 'table', 'where_clause', 'transform_key'));
/* Select database */
if (!PMA_DBI_select_db($db)) {
PMA_mysqlDie(
sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($db)),
'', ''
);
}
/* Check if table exists */
if (!PMA_DBI_get_columns($db, $table)) {
PMA_mysqlDie(__('Invalid table name'));
}
/* Grab data */
$sql = 'SELECT ' . PMA_backquote($transform_key) . ' FROM ' . PMA_backquote($table) . ' WHERE ' . $where_clause . ';';
$result = PMA_DBI_fetch_value($sql);
/* Check return code */
if ($result === false) {
PMA_mysqlDie(__('MySQL returned an empty result set (i.e. zero rows).'), $sql);
}
/* Avoid corrupting data */
@ini_set('url_rewriter.tags', '');
PMA_downloadHeader(
$table . '-' . $transform_key . '.bin',
PMA_detectMIME($result),
strlen($result)
);
echo $result;
?>
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