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https://github.com/godotengine/godot-question2answer.git
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07ec659385
This project lived only on the server without version control. This is now the starting point for the repository.
96 lines
2.3 KiB
PHP
96 lines
2.3 KiB
PHP
<?php
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/*
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Question2Answer by Gideon Greenspan and contributors
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http://www.question2answer.org/
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Description: Response to blob requests, outputting blob from the database
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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More about this license: http://www.question2answer.org/license.php
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*/
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// Ensure no PHP errors are shown in the blob response
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@ini_set('display_errors', 0);
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function qa_blob_db_fail_handler()
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{
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header('HTTP/1.1 500 Internal Server Error');
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qa_exit('error');
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}
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// Load the Q2A base file which sets up a bunch of crucial stuff
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$qa_autoconnect = false;
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require 'qa-base.php';
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qa_report_process_stage('init_blob');
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// Output the blob in question
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require_once QA_INCLUDE_DIR . 'app/blobs.php';
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qa_db_connect('qa_blob_db_fail_handler');
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qa_initialize_postdb_plugins();
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$blob = qa_read_blob(qa_get('qa_blobid'));
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if (isset($blob) && isset($blob['content'])) {
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// allows browsers and proxies to cache the blob (30 days)
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header('Cache-Control: max-age=2592000, public');
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$disposition = 'inline';
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switch ($blob['format']) {
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case 'jpeg':
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case 'jpg':
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header('Content-Type: image/jpeg');
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break;
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case 'gif':
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header('Content-Type: image/gif');
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break;
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case 'png':
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header('Content-Type: image/png');
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break;
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case 'pdf':
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header('Content-Type: application/pdf');
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break;
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case 'swf':
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header('Content-Type: application/x-shockwave-flash');
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break;
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default:
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header('Content-Type: application/octet-stream');
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$disposition = 'attachment';
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break;
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}
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// for compatibility with HTTP headers and all browsers
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$filename = preg_replace('/[^A-Za-z0-9 \\._-]+/', '', $blob['filename']);
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header('Content-Disposition: ' . $disposition . '; filename="' . $filename . '"');
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echo $blob['content'];
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} else {
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header('HTTP/1.0 404 Not Found');
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}
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qa_db_disconnect();
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