Added notice when recipient is banned.

assets/misuzu.js/messages/messages.js

@@ -160,6 +160,7 @@ const MszMessages = () => {
         if(msgsRecipient !== undefined)
             msgsRecipient.onUpdate(async info => {
                 msgsReply.setRecipient(typeof info.id === 'string' ? info.id : '');
+                msgsReply.setWarning(info.ban ? `${(typeof info.name === 'string' ? info.name : 'This user')} has been banned and will be unable to respond to your messages.` : undefined);
             });
 
         msgsReply.onSubmit(async form => {

assets/misuzu.js/messages/reply.jsx

@@ -11,6 +11,8 @@ const MszMessagesReply = function(element) {
     const parserSelect = form.querySelector('.js-messages-reply-parser');
     const saveBtn = form.querySelector('.js-messages-reply-save');
     const sendBtn = form.querySelector('.js-messages-reply-send');
+    const warnElem = form.querySelector('.js-reply-form-warning');
+    const warnText = warnElem instanceof Element ? warnElem.querySelector('.js-reply-form-warning-text') : undefined;
 
     let submitHandler;
     form.addEventListener('submit', ev => {
@@ -133,6 +135,18 @@ const MszMessagesReply = function(element) {
 
     return {
         getElement: () => element,
+        setWarning: text => {
+            if(warnElem === undefined || warnText === undefined)
+                return;
+
+            if(text === undefined) {
+                warnElem.hidden = true;
+                warnText.textContent = '';
+            } else {
+                warnElem.hidden = false;
+                warnText.textContent = text;
+            }
+        },
         setRecipient: userId => {
             for(const field of form.elements)
                 if(field.name === 'recipient') {

src/Messages/MessagesRoutes.php

@@ -10,8 +10,9 @@ use Syokuhou\IConfig;
 use Misuzu\{CSRF,Pagination,Perm,Template};
 use Misuzu\Auth\AuthInfo;
 use Misuzu\Parsers\Parser;
+use Misuzu\Perms\Permissions;
 use Misuzu\URLs\{URLInfo,URLRegistry};
-use Misuzu\Users\UsersContext;
+use Misuzu\Users\{UsersContext,UserInfo};
 
 class MessagesRoutes extends RouteHandler {
     public const FOLDER_META = [
@@ -26,7 +27,8 @@ class MessagesRoutes extends RouteHandler {
         private URLRegistry $urls,
         private AuthInfo $authInfo,
         private MessagesContext $msgsCtx,
-        private UsersContext $usersCtx
+        private UsersContext $usersCtx,
+        private Permissions $perms
     ) {}
 
     private bool $canSendMessages;
@@ -41,7 +43,8 @@ class MessagesRoutes extends RouteHandler {
         if(!$globalPerms->check(Perm::G_MESSAGES_VIEW))
             return 403;
 
-        $this->canSendMessages = $globalPerms->check(Perm::G_MESSAGES_SEND);
+        $this->canSendMessages = $globalPerms->check(Perm::G_MESSAGES_SEND)
+            && !$this->usersCtx->hasActiveBan($this->authInfo->getUserInfo());
 
         if($request->getMethod() === 'POST' && $request->isFormContent()) {
             $content = $request->getContent();
@@ -171,6 +174,7 @@ class MessagesRoutes extends RouteHandler {
         return [
             'id' => $userInfo->getId(),
             'name' => $userInfo->getName(),
+            'ban' => $this->usersCtx->hasActiveBan($userInfo),
             'avatar' => $this->urls->format('user-avatar', [
                 'user' => $userInfo->getId(),
                 'res' => 200,
@@ -247,6 +251,19 @@ class MessagesRoutes extends RouteHandler {
         ]);
     }
 
+    private function checkCanReceiveMessages(UserInfo|string $userInfo): ?array {
+        $globalPerms = $this->perms->getPermissions('global', $userInfo);
+        if(!$globalPerms->check(Perm::G_MESSAGES_VIEW))
+            return [
+                'error' => [
+                    'name' => 'msgs:recipient_cannot_recv',
+                    'text' => 'This person is not allowed to receive messages.',
+                ],
+            ];
+
+        return null;
+    }
+
     private function checkMessageFields(string $title, string $body, int $parser): ?array {
         if(!Parser::isValid($parser))
             return [
@@ -348,6 +365,10 @@ class MessagesRoutes extends RouteHandler {
             ];
         }
 
+        $error = $this->checkCanReceiveMessages($recipientInfo);
+        if($error !== null)
+            return $error;
+
         $replyToInfo = null;
         if(!empty($replyTo)) {
             try {
@@ -462,6 +483,10 @@ class MessagesRoutes extends RouteHandler {
                 ],
             ];
 
+        $error = $this->checkCanReceiveMessages($messageInfo->getRecipientId());
+        if($error !== null)
+            return $error;
+
         $sentAt = $draft ? null : time();
 
         $msgsDb->updateMessage(

src/MisuzuContext.php

@@ -248,7 +248,8 @@ class MisuzuContext {
             $this->urls,
             $this->authInfo,
             $this->messagesCtx,
-            $this->usersCtx
+            $this->usersCtx,
+            $this->perms
         ));
 
         $routingCtx->register(new \Misuzu\Changelog\ChangelogRoutes(

templates/messages/compose.twig

@@ -40,6 +40,11 @@
 
                 <form class="messages-reply-form js-messages-reply-form">
                     {{ input_hidden('recipient', '') }}
+                    <div class="warning js-reply-form-warning" hidden>
+                        <div class="warning__content">
+                            <p class="js-reply-form-warning-text"></p>
+                        </div>
+                    </div>
                     <div class="messages-reply-subject">
                         {{ input_text('title', 'messages-reply-subject-input', '', 'text', 'Subject', true) }}
                     </div>