278 lines
8.9 KiB
PHP
278 lines
8.9 KiB
PHP
<?php
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namespace Misuzu;
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use Misuzu\Parsers\Parser;
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use Misuzu\Users\User;
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require_once '../../misuzu.php';
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$currentUser = User::getCurrent();
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if($currentUser === null) {
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echo render_error(401);
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return;
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}
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$currentUserId = $currentUser->getId();
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if($currentUser->hasActiveWarning()) {
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echo render_error(403);
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return;
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}
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$forumPostingModes = [
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'create', 'edit', 'quote', 'preview',
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];
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if(!empty($_POST)) {
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$mode = !empty($_POST['post']['mode']) && is_string($_POST['post']['mode']) ? $_POST['post']['mode'] : 'create';
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$postId = !empty($_POST['post']['id']) && is_string($_POST['post']['id']) ? (int)$_POST['post']['id'] : 0;
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$topicId = !empty($_POST['post']['topic']) && is_string($_POST['post']['topic']) ? (int)$_POST['post']['topic'] : 0;
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$forumId = !empty($_POST['post']['forum']) && is_string($_POST['post']['forum']) ? (int)$_POST['post']['forum'] : 0;
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} else {
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$mode = !empty($_GET['m']) && is_string($_GET['m']) ? $_GET['m'] : 'create';
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$postId = !empty($_GET['p']) && is_string($_GET['p']) ? (int)$_GET['p'] : 0;
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$topicId = !empty($_GET['t']) && is_string($_GET['t']) ? (int)$_GET['t'] : 0;
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$forumId = !empty($_GET['f']) && is_string($_GET['f']) ? (int)$_GET['f'] : 0;
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}
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if(!in_array($mode, $forumPostingModes, true)) {
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echo render_error(400);
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return;
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}
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if($mode === 'preview') {
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header('Content-Type: text/plain; charset=utf-8');
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$postText = (string)($_POST['post']['text']);
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$postParser = (int)($_POST['post']['parser']);
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if(!Parser::isValid($postParser)) {
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http_response_code(400);
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return;
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}
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http_response_code(200);
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echo Parser::instance($postParser)->parseText(htmlspecialchars($postText));
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return;
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}
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if(empty($postId) && empty($topicId) && empty($forumId)) {
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echo render_error(404);
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return;
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}
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if(!empty($postId)) {
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$post = forum_post_get($postId);
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if(isset($post['topic_id'])) { // should automatic cross-quoting be a thing? if so, check if $topicId is < 1 first
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$topicId = (int)$post['topic_id'];
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}
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}
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if(!empty($topicId)) {
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$topic = forum_topic_get($topicId);
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if(isset($topic['forum_id'])) {
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$forumId = (int)$topic['forum_id'];
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}
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}
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if(!empty($forumId)) {
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$forum = forum_get($forumId);
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}
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if(empty($forum)) {
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echo render_error(404);
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return;
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}
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$perms = forum_perms_get_user($forum['forum_id'], $currentUserId)[MSZ_FORUM_PERMS_GENERAL];
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if($forum['forum_archived']
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|| (!empty($topic['topic_locked']) && !perms_check($perms, MSZ_FORUM_PERM_LOCK_TOPIC))
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|| !perms_check($perms, MSZ_FORUM_PERM_VIEW_FORUM | MSZ_FORUM_PERM_CREATE_POST)
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|| (empty($topic) && !perms_check($perms, MSZ_FORUM_PERM_CREATE_TOPIC))) {
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echo render_error(403);
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return;
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}
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if(!forum_may_have_topics($forum['forum_type'])) {
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echo render_error(400);
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return;
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}
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$topicTypes = [];
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if($mode === 'create' || $mode === 'edit') {
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$topicTypes[MSZ_TOPIC_TYPE_DISCUSSION] = 'Normal discussion';
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if(perms_check($perms, MSZ_FORUM_PERM_STICKY_TOPIC)) {
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$topicTypes[MSZ_TOPIC_TYPE_STICKY] = 'Sticky topic';
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}
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if(perms_check($perms, MSZ_FORUM_PERM_ANNOUNCE_TOPIC)) {
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$topicTypes[MSZ_TOPIC_TYPE_ANNOUNCEMENT] = 'Announcement';
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}
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if(perms_check($perms, MSZ_FORUM_PERM_GLOBAL_ANNOUNCE_TOPIC)) {
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$topicTypes[MSZ_TOPIC_TYPE_GLOBAL_ANNOUNCEMENT] = 'Global Announcement';
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}
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}
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// edit mode stuff
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if($mode === 'edit') {
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if(empty($post)) {
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echo render_error(404);
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return;
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}
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if(!perms_check($perms, $post['poster_id'] === $currentUserId ? MSZ_FORUM_PERM_EDIT_POST : MSZ_FORUM_PERM_EDIT_ANY_POST)) {
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echo render_error(403);
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return;
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}
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}
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$notices = [];
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if(!empty($_POST)) {
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$topicTitle = $_POST['post']['title'] ?? '';
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$postText = $_POST['post']['text'] ?? '';
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$postParser = (int)($_POST['post']['parser'] ?? Parser::BBCODE);
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$topicType = isset($_POST['post']['type']) ? (int)$_POST['post']['type'] : null;
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$postSignature = isset($_POST['post']['signature']);
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if(!CSRF::validateRequest()) {
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$notices[] = 'Could not verify request.';
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} else {
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$isEditingTopic = empty($topic) || ($mode === 'edit' && $post['is_opening_post']);
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if($mode === 'create') {
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$timeoutCheck = max(1, forum_timeout($forumId, $currentUserId));
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if($timeoutCheck < 5) {
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$notices[] = sprintf("You're posting too quickly! Please wait %s seconds before posting again.", number_format($timeoutCheck));
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$notices[] = "It's possible that your post went through successfully and you pressed the submit button twice by accident.";
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}
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}
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if($isEditingTopic) {
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$originalTopicTitle = $topic['topic_title'] ?? null;
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$topicTitleChanged = $topicTitle !== $originalTopicTitle;
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$originalTopicType = (int)($topic['topic_type'] ?? MSZ_TOPIC_TYPE_DISCUSSION);
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$topicTypeChanged = $topicType !== null && $topicType !== $originalTopicType;
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switch(forum_validate_title($topicTitle)) {
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case 'too-short':
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$notices[] = 'Topic title was too short.';
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break;
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case 'too-long':
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$notices[] = 'Topic title was too long.';
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break;
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}
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if($mode === 'create' && $topicType === null) {
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$topicType = array_key_first($topicTypes);
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} elseif(!array_key_exists($topicType, $topicTypes) && $topicTypeChanged) {
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$notices[] = 'You are not allowed to set this topic type.';
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}
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}
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if(!Parser::isValid($postParser)) {
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$notices[] = 'Invalid parser selected.';
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}
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switch(forum_validate_post($postText)) {
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case 'too-short':
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$notices[] = 'Post content was too short.';
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break;
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case 'too-long':
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$notices[] = 'Post content was too long.';
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break;
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}
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if(empty($notices)) {
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switch($mode) {
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case 'create':
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if(!empty($topic)) {
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forum_topic_bump($topic['topic_id']);
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} else {
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$topicId = forum_topic_create(
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$forum['forum_id'],
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$currentUserId,
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$topicTitle,
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$topicType
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);
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}
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$postId = forum_post_create(
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$topicId,
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$forum['forum_id'],
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$currentUserId,
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$_SERVER['REMOTE_ADDR'],
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$postText,
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$postParser,
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$postSignature
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);
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forum_topic_mark_read($currentUserId, $topicId, $forum['forum_id']);
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forum_count_increase($forum['forum_id'], empty($topic));
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break;
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case 'edit':
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$markUpdated = $post['poster_id'] === $currentUserId
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&& $post['post_created_unix'] < strtotime('-1 minutes')
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&& $postText !== $post['post_text'];
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if(!forum_post_update($postId, $_SERVER['REMOTE_ADDR'], $postText, $postParser, $postSignature, $markUpdated)) {
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$notices[] = 'Post edit failed.';
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}
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if($isEditingTopic && ($topicTitleChanged || $topicTypeChanged)) {
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if(!forum_topic_update($topicId, $topicTitle, $topicType)) {
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$notices[] = 'Topic update failed.';
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}
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}
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break;
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}
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if(empty($notices)) {
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$redirect = url(empty($topic) ? 'forum-topic' : 'forum-post', [
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'topic' => $topicId ?? 0,
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'post' => $postId ?? 0,
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'post_fragment' => 'p' . ($postId ?? 0),
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]);
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redirect($redirect);
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return;
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}
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}
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}
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}
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if(!empty($topic)) {
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Template::set('posting_topic', $topic);
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}
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if($mode === 'edit') { // $post is pretty much sure to be populated at this point
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Template::set('posting_post', $post);
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}
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$displayInfo = forum_posting_info($currentUserId);
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Template::render('forum.posting', [
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'posting_breadcrumbs' => forum_get_breadcrumbs($forumId),
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'global_accent_colour' => forum_get_colour($forumId),
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'posting_forum' => $forum,
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'posting_info' => $displayInfo,
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'posting_notices' => $notices,
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'posting_mode' => $mode,
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'posting_types' => $topicTypes,
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'posting_defaults' => [
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'title' => $topicTitle ?? null,
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'type' => $topicType ?? null,
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'text' => $postText ?? null,
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'parser' => $postParser ?? null,
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'signature' => $postSignature ?? null,
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],
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]);
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