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<?php
/*
Question2Answer by Gideon Greenspan and contributors
http://www.question2answer.org/
File: qa-include/qa-ajax-version.php
Description: Server-side response to Ajax version check requests
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
More about this license: http://www.question2answer.org/license.php
*/
require_once QA_INCLUDE_DIR.'app/admin.php';
$uri = qa_post_text('uri');
$version = qa_post_text('version');
$metadataUtil = new Q2A_Util_Metadata();
$metadata = $metadataUtil->fetchFromUrl($uri);
if (strlen(@$metadata['version'])) {
if (strcmp($metadata['version'], $version)) {
if (qa_qa_version_below(@$metadata['min_q2a'])) {
$response = strtr(qa_lang_html('admin/version_requires_q2a'), array(
'^1' => qa_html('v'.$metadata['version']),
'^2' => qa_html($metadata['min_q2a']),
));
}
elseif (qa_php_version_below(@$metadata['min_php'])) {
$response = strtr(qa_lang_html('admin/version_requires_php'), array(
'^1' => qa_html('v'.$metadata['version']),
'^2' => qa_html($metadata['min_php']),
));
}
else {
$response = qa_lang_html_sub('admin/version_get_x', qa_html('v'.$metadata['version']));
if (strlen(@$metadata['uri']))
$response = '<a href="'.qa_html($metadata['uri']).'" style="color:#d00;">'.$response.'</a>';
}
}
else
$response = qa_lang_html('admin/version_latest');
}
else
$response = qa_lang_html('admin/version_latest_unknown');
echo "QA_AJAX_RESPONSE\n1\n".$response;
/*
Omit PHP closing tag to help avoid accidental output
*/