misuzu/public-legacy/forum/post.php

215 lines
7.3 KiB
PHP

<?php
namespace Misuzu;
use Misuzu\Users\User;
use Misuzu\Users\UserSession;
$postId = !empty($_GET['p']) && is_string($_GET['p']) ? (int)$_GET['p'] : 0;
$postMode = !empty($_GET['m']) && is_string($_GET['m']) ? (string)$_GET['m'] : '';
$submissionConfirmed = !empty($_GET['confirm']) && is_string($_GET['confirm']) && $_GET['confirm'] === '1';
$postRequestVerified = CSRF::validateRequest();
if(!empty($postMode) && !UserSession::hasCurrent()) {
echo render_info('You must be logged in to manage posts.', 401);
return;
}
$currentUser = User::getCurrent();
$currentUserId = $currentUser === null ? 0 : $currentUser->getId();
if(isset($currentUser) && $currentUser->isBanned()) {
echo render_info('You have been banned, check your profile for more information.', 403);
return;
}
if(isset($currentUser) && $currentUser->isSilenced()) {
echo render_info('You have been silenced, check your profile for more information.', 403);
return;
}
$postInfo = forum_post_get($postId, true);
$perms = empty($postInfo)
? 0
: forum_perms_get_user($postInfo['forum_id'], $currentUserId)[MSZ_FORUM_PERMS_GENERAL];
switch($postMode) {
case 'delete':
$canDelete = forum_post_can_delete($postInfo, $currentUserId);
$canDeleteMsg = '';
$responseCode = 200;
switch($canDelete) {
case MSZ_E_FORUM_POST_DELETE_USER: // i don't think this is ever reached but we may as well have it
$responseCode = 401;
$canDeleteMsg = 'You must be logged in to delete posts.';
break;
case MSZ_E_FORUM_POST_DELETE_POST:
$responseCode = 404;
$canDeleteMsg = "This post doesn't exist.";
break;
case MSZ_E_FORUM_POST_DELETE_DELETED:
$responseCode = 404;
$canDeleteMsg = 'This post has already been marked as deleted.';
break;
case MSZ_E_FORUM_POST_DELETE_OWNER:
$responseCode = 403;
$canDeleteMsg = 'You can only delete your own posts.';
break;
case MSZ_E_FORUM_POST_DELETE_OLD:
$responseCode = 401;
$canDeleteMsg = 'This post has existed for too long. Ask a moderator to remove if it absolutely necessary.';
break;
case MSZ_E_FORUM_POST_DELETE_PERM:
$responseCode = 401;
$canDeleteMsg = 'You are not allowed to delete posts.';
break;
case MSZ_E_FORUM_POST_DELETE_OP:
$responseCode = 403;
$canDeleteMsg = 'This is the opening post of a topic, it may not be deleted without deleting the entire topic as well.';
break;
case MSZ_E_FORUM_POST_DELETE_OK:
break;
default:
$responseCode = 500;
$canDeleteMsg = sprintf('Unknown error \'%d\'', $canDelete);
}
if($canDelete !== MSZ_E_FORUM_POST_DELETE_OK) {
echo render_info($canDeleteMsg, $responseCode);
break;
}
if($postRequestVerified && !$submissionConfirmed) {
url_redirect('forum-post', [
'post' => $postInfo['post_id'],
'post_fragment' => 'p' . $postInfo['post_id'],
]);
break;
} elseif(!$postRequestVerified) {
Template::render('forum.confirm', [
'title' => 'Confirm post deletion',
'class' => 'far fa-trash-alt',
'message' => sprintf('You are about to delete post #%d. Are you sure about that?', $postInfo['post_id']),
'params' => [
'p' => $postInfo['post_id'],
'm' => 'delete',
],
]);
break;
}
$deletePost = forum_post_delete($postInfo['post_id']);
if($deletePost) {
$msz->createAuditLog('FORUM_POST_DELETE', [$postInfo['post_id']]);
}
if(!$deletePost) {
echo render_error(500);
break;
}
url_redirect('forum-topic', ['topic' => $postInfo['topic_id']]);
break;
case 'nuke':
if(!perms_check($perms, MSZ_FORUM_PERM_DELETE_ANY_POST)) {
echo render_error(403);
break;
}
if($postRequestVerified && !$submissionConfirmed) {
url_redirect('forum-post', [
'post' => $postInfo['post_id'],
'post_fragment' => 'p' . $postInfo['post_id'],
]);
break;
} elseif(!$postRequestVerified) {
Template::render('forum.confirm', [
'title' => 'Confirm post nuke',
'class' => 'fas fa-radiation',
'message' => sprintf('You are about to PERMANENTLY DELETE post #%d. Are you sure about that?', $postInfo['post_id']),
'params' => [
'p' => $postInfo['post_id'],
'm' => 'nuke',
],
]);
break;
}
$nukePost = forum_post_nuke($postInfo['post_id']);
if(!$nukePost) {
echo render_error(500);
break;
}
$msz->createAuditLog('FORUM_POST_NUKE', [$postInfo['post_id']]);
url_redirect('forum-topic', ['topic' => $postInfo['topic_id']]);
break;
case 'restore':
if(!perms_check($perms, MSZ_FORUM_PERM_DELETE_ANY_POST)) {
echo render_error(403);
break;
}
if($postRequestVerified && !$submissionConfirmed) {
url_redirect('forum-post', [
'post' => $postInfo['post_id'],
'post_fragment' => 'p' . $postInfo['post_id'],
]);
break;
} elseif(!$postRequestVerified) {
Template::render('forum.confirm', [
'title' => 'Confirm post restore',
'class' => 'fas fa-magic',
'message' => sprintf('You are about to restore post #%d. Are you sure about that?', $postInfo['post_id']),
'params' => [
'p' => $postInfo['post_id'],
'm' => 'restore',
],
]);
break;
}
$restorePost = forum_post_restore($postInfo['post_id']);
if(!$restorePost) {
echo render_error(500);
break;
}
$msz->createAuditLog('FORUM_POST_RESTORE', [$postInfo['post_id']]);
url_redirect('forum-topic', ['topic' => $postInfo['topic_id']]);
break;
default: // function as an alt for topic.php?p= by default
$canDeleteAny = perms_check($perms, MSZ_FORUM_PERM_DELETE_ANY_POST);
if(!empty($postInfo['post_deleted']) && !$canDeleteAny) {
echo render_error(404);
break;
}
$postFind = forum_post_find($postInfo['post_id'], $currentUserId);
if(empty($postFind)) {
echo render_error(404);
break;
}
if($canDeleteAny) {
$postInfo['preceeding_post_count'] += $postInfo['preceeding_post_deleted_count'];
}
unset($postInfo['preceeding_post_deleted_count']);
url_redirect('forum-topic', [
'topic' => $postFind['topic_id'],
'page' => floor($postFind['preceeding_post_count'] / MSZ_FORUM_POSTS_PER_PAGE) + 1,
]);
break;
}