forked from lairdshaw/fups
/
delete-files.php
97 lines (88 loc) · 3.95 KB
/
delete-files.php
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<?php
/*
* FUPS: Forum user-post scraper. An extensible PHP framework for scraping and
* outputting the posts of a specified user from a specified forum/board
* running supported forum software. Can be run as either a web app or a
* commandline script.
*
* Copyright (C) 2013-2015 Laird Shaw.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* File : delete-files.php.
* Description: Deletes all files associated with the stipulated FUPS process.
* Part of the web app functionality of FUPS.
*/
require_once __DIR__.'/common.php';
$err = '';
$num_files_deleted = 0;
if (!isset($_GET['token'])) $err = 'Fatal error: I did not detect a URL query parameter "token".';
else {
$token = $_GET['token'];
$op_info_filename = make_output_info_filename($token);
if (is_file($op_info_filename)) {
$output_info = json_decode(file_get_contents($op_info_filename), true);
if (is_array($output_info)) {
$output_dir = null;
foreach ($output_info as $opv) {
try_delete_file($opv['filepath'], '"'.$opv['filepath'].'"', false, $err, $num_files_deleted, false);
$output_dir = dirname($opv['filepath']);
}
@rmdir($output_dir);
}
}
if (validate_token($token, $err)) {
try_delete_file(make_settings_filename ($token), 'settings' , true , $err, $num_files_deleted);
try_delete_file(make_status_filename ($token), 'status' , false, $err, $num_files_deleted);
try_delete_file(make_errs_filename ($token), 'error' , false, $err, $num_files_deleted);
try_delete_file(make_errs_admin_filename ($token), 'errors (admin)', false, $err, $num_files_deleted, false);
try_delete_file(make_output_info_filename ($token), 'output info' , false, $err, $num_files_deleted, false);
try_delete_file(make_serialize_filename ($token), 'serialisation' , true , $err, $num_files_deleted);
try_delete_file(make_cookie_filename ($token), 'cookie' , true , $err, $num_files_deleted, false);
try_delete_file(make_cancellation_filename($token), 'cancellation' , true , $err, $num_files_deleted, false);
}
}
function try_delete_file($filename, $name, $sensitive, &$err, &$num_files_deleted, $add_err_if_file_not_present = true) {
global $fups_url_homepage;
if (!is_file($filename)) {
if ($add_err_if_file_not_present) {
$err .= ($err ? ' Another' : 'An');
$err .= ' error occurred: the '.$name.' file does not exist on disk; possibly you have already deleted it or it was never created in the first place.';
}
} else if (!unlink($filename)) {
$err .= ($err ? ' Another' : 'An');
$err .= ' error occurred: failed to delete the '.$name.' file '.($sensitive ? '(contains username and password if you supplied them).' : '(does NOT contain either username or password).');
} else $num_files_deleted++;
}
$page = substr(__FILE__, strlen(FUPS_INC_ROOT));
fups_output_page_start($page, 'FUPS: file deletion page', 'Permanently remove from the web server all files used to scrape your posts.');
?>
<ul class="fups_listmin">
<li><a href="<?php echo $fups_url_homepage; ?>"><< Back to the FUPS homepage</a></li>
</ul>
<h2>FUPS: file deletion page</h2>
<?php
if ($err) {
?>
<p class="fups_error"><?php echo $err; ?></p>
<?php
}
if ($num_files_deleted > 0) {
?>
<p>Successfully deleted <?php echo $num_files_deleted; ?> file(s) from this web server.</p>
<?php
}
fups_output_page_end($page);
?>