56 lines
2.0 KiB
PHP
56 lines
2.0 KiB
PHP
<?php
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/**
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* Save the input as a PNG file
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*
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* PHP versions 4 and 5
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*
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* Copyright (c) 2010-2013 Shinya Muramatsu
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* @author Shinya Muramatsu <revulon@gmail.com>
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* @copyright 2010-2013 Shinya Muramatsu
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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* @link http://flashcanvas.net/
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* @link http://code.google.com/p/flashcanvas/
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*/
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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if (isset($_GET['filename'])) {
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$filename = $_GET['filename'];
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} else {
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$filename = 'canvas.png';
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}
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// Force download
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header('Content-Type: application/octet-stream');
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header('Content-Disposition: attachment; filename="' . $filename . '"');
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if (isset($_POST['dataurl'])) {
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// Decode the base64-encoded data
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$data = $_POST['dataurl'];
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$data = substr($data, strpos($data, ',') + 1);
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echo base64_decode($data);
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} else {
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// Output the raw data
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readfile('php://input');
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}
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}
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