misuzu/public-legacy/comments.php

213 lines
8.6 KiB
PHP

<?php
namespace Misuzu;
use RuntimeException;
use Misuzu\Comments\{CommentsCategoryInfo,CommentsPostInfo};
if(!isset($msz) || !($msz instanceof \Misuzu\MisuzuContext))
die('Script must be called through the Misuzu route dispatcher.');
$redirect = filter_input(INPUT_GET, 'return') ?? $_SERVER['HTTP_REFERER'] ?? $msz->urls->format('index');
if(!Tools::isLocalURL($redirect))
Template::displayInfo('Possible request forgery detected.', 403);
if(!CSRF::validateRequest())
Template::displayInfo("Couldn't verify this request, please refresh the page and try again.", 403);
if(!$msz->authInfo->isLoggedIn)
Template::displayInfo('You must be logged in to manage comments.', 403);
if($msz->usersCtx->hasActiveBan($msz->authInfo->userInfo))
Template::displayInfo('You have been banned, check your profile for more information.', 403);
$perms = $msz->authInfo->getPerms('global');
$commentId = (string)filter_input(INPUT_GET, 'c', FILTER_SANITIZE_NUMBER_INT);
$commentMode = (string)filter_input(INPUT_GET, 'm');
$commentVote = (int)filter_input(INPUT_GET, 'v', FILTER_SANITIZE_NUMBER_INT);
if(!empty($commentId)) {
try {
$commentInfo = $msz->comments->getPost($commentId);
} catch(RuntimeException $ex) {
Template::displayInfo('Post not found.', 404);
}
$categoryInfo = $msz->comments->getCategory(postInfo: $commentInfo);
}
if($commentMode !== 'create' && empty($commentInfo))
Template::throwError(400);
switch($commentMode) {
case 'pin':
case 'unpin':
if(!isset($categoryInfo) || !($categoryInfo instanceof CommentsCategoryInfo))
Template::displayInfo('Comment category not found.', 404);
if(!$perms->check(Perm::G_COMMENTS_PIN) && !$categoryInfo->isOwner($msz->authInfo->userInfo))
Template::displayInfo("You're not allowed to pin comments.", 403);
if(!isset($commentInfo) || !($commentInfo instanceof CommentsPostInfo) || $commentInfo->deleted)
Template::displayInfo("This comment doesn't exist!", 400);
if($commentInfo->isReply)
Template::displayInfo("You can't pin replies!", 400);
$isPinning = $commentMode === 'pin';
if($isPinning) {
if($commentInfo->pinned)
Template::displayInfo('This comment is already pinned.', 400);
$msz->comments->pinPost($commentInfo);
} else {
if(!$commentInfo->pinned)
Template::displayInfo("This comment isn't pinned yet.", 400);
$msz->comments->unpinPost($commentInfo);
}
Tools::redirect($redirect . '#comment-' . $commentInfo->id);
break;
case 'vote':
if(!isset($categoryInfo) || !($categoryInfo instanceof CommentsCategoryInfo))
Template::displayInfo('Comment category not found.', 404);
if(!$perms->check(Perm::G_COMMENTS_VOTE) && !$categoryInfo->isOwner($msz->authInfo->userInfo))
Template::displayInfo("You're not allowed to vote on comments.", 403);
if(!isset($commentInfo) || !($commentInfo instanceof CommentsPostInfo) || $commentInfo->deleted)
Template::displayInfo("This comment doesn't exist!", 400);
if($commentVote > 0)
$msz->comments->addPostPositiveVote($commentInfo, $msz->authInfo->userInfo);
elseif($commentVote < 0)
$msz->comments->addPostNegativeVote($commentInfo, $msz->authInfo->userInfo);
else
$msz->comments->removePostVote($commentInfo, $msz->authInfo->userInfo);
Tools::redirect($redirect . '#comment-' . $commentInfo->id);
break;
case 'delete':
if(!isset($categoryInfo) || !($categoryInfo instanceof CommentsCategoryInfo))
Template::displayInfo('Comment category not found.', 404);
$canDelete = $perms->check(Perm::G_COMMENTS_DELETE_OWN | Perm::G_COMMENTS_DELETE_ANY);
if(!$canDelete && !$categoryInfo->isOwner($msz->authInfo->userInfo))
Template::displayInfo("You're not allowed to delete comments.", 403);
$canDeleteAny = $perms->check(Perm::G_COMMENTS_DELETE_ANY);
if(!isset($commentInfo) || !($commentInfo instanceof CommentsPostInfo) || $commentInfo->deleted)
Template::displayInfo(
$canDeleteAny ? 'This comment is already marked for deletion.' : "This comment doesn't exist.",
400
);
$isOwnComment = $commentInfo->userId === $msz->authInfo->userInfo->id;
$isModAction = $canDeleteAny && !$isOwnComment;
if(!$isModAction && !$isOwnComment)
Template::displayInfo("You're not allowed to delete comments made by others.", 403);
$msz->comments->deletePost($commentInfo);
if($isModAction) {
$msz->createAuditLog('COMMENT_ENTRY_DELETE_MOD', [
$commentInfo->id,
$commentUserId = $commentInfo->userId,
'<username>',
]);
} else {
$msz->createAuditLog('COMMENT_ENTRY_DELETE', [$commentInfo->id]);
}
Tools::redirect($redirect);
break;
case 'restore':
if(!$perms->check(Perm::G_COMMENTS_DELETE_ANY))
Template::displayInfo("You're not allowed to restore deleted comments.", 403);
if(!isset($commentInfo) || !($commentInfo instanceof CommentsPostInfo))
Template::displayInfo("This comment is probably nuked already.", 404);
if(!$commentInfo->deleted)
Template::displayInfo("This comment isn't in a deleted state.", 400);
$msz->comments->restorePost($commentInfo);
$msz->createAuditLog('COMMENT_ENTRY_RESTORE', [
$commentInfo->id,
$commentUserId = $commentInfo->userId,
'<username>',
]);
Tools::redirect($redirect . '#comment-' . $commentInfo->id);
break;
case 'create':
if(!isset($categoryInfo) || !($categoryInfo instanceof CommentsCategoryInfo))
Template::displayInfo('Comment category not found.', 404);
if(!$perms->check(Perm::G_COMMENTS_CREATE) && !$categoryInfo->isOwner($msz->authInfo->userInfo))
Template::displayInfo("You're not allowed to post comments.", 403);
if(empty($_POST['comment']) || !is_array($_POST['comment']))
Template::displayInfo('Missing data.', 400);
try {
$categoryId = isset($_POST['comment']['category']) && is_string($_POST['comment']['category'])
? (int)$_POST['comment']['category']
: 0;
$categoryInfo = $msz->comments->getCategory(categoryId: (string)$categoryId);
} catch(RuntimeException $ex) {
Template::displayInfo('This comment category doesn\'t exist.', 404);
}
$canLock = $perms->check(Perm::G_COMMENTS_LOCK);
if($categoryInfo->locked && !$canLock)
Template::displayInfo('This comment category has been locked.', 403);
$commentText = !empty($_POST['comment']['text']) && is_string($_POST['comment']['text']) ? $_POST['comment']['text'] : '';
$commentReply = (string)(!empty($_POST['comment']['reply']) && is_string($_POST['comment']['reply']) ? (int)$_POST['comment']['reply'] : 0);
$commentLock = !empty($_POST['comment']['lock']) && $canLock;
$commentPin = !empty($_POST['comment']['pin']) && $perms->check(Perm::G_COMMENTS_PIN);
if($commentLock) {
if($categoryInfo->locked)
$msz->comments->unlockCategory($categoryInfo);
else
$msz->comments->lockCategory($categoryInfo);
}
if(strlen($commentText) > 0) {
$commentText = preg_replace("/[\r\n]{2,}/", "\n", $commentText);
} else {
if($canLock)
Template::displayInfo('The action has been processed.', 400);
else
Template::displayInfo('Your comment is too short.', 400);
}
if(mb_strlen($commentText) > 5000)
Template::displayInfo('Your comment is too long.', 400);
if($commentReply > 0) {
try {
$parentInfo = $msz->comments->getPost($commentReply);
} catch(RuntimeException $ex) {}
if(!isset($parentInfo) || !($parentInfo instanceof CommentsPostInfo) || $parentInfo->deleted)
Template::displayInfo('The comment you tried to reply to does not exist.', 404);
}
$commentInfo = $msz->comments->createPost(
$categoryInfo,
$parentInfo ?? null,
$msz->authInfo->userInfo,
$commentText,
$commentPin
);
Tools::redirect($redirect . '#comment-' . $commentInfo->id);
break;
default:
Template::displayInfo('Not found.', 404);
}