Fixed 267U.pre2

2026-07-26 18:25:37 +09:00
parent 50bfaeafdf
commit 317d00a284
1286 changed files with 80222 additions and 1 deletions
@@ -0,0 +1,42 @@
+import { UserGroupJoinings, UserGroups, Users } from "../models/index.js";
+import { In } from "typeorm";
+const GROUP_MENTION = /(^|[^\w@])@@([a-zA-Z0-9_]{1,64})\b/g;
+const WRAPPED_ASSET = /[:;][^:;\s]{1,100}[:;]/g;
+export function extractGroupMentionNames(texts) {
+    const names = new Set();
+    for (const text of texts){
+        if (!text) continue;
+        const sanitized = text.replace(WRAPPED_ASSET, (match)=>" ".repeat(match.length));
+        for (const match of sanitized.matchAll(GROUP_MENTION)){
+            names.add(match[2].toLowerCase());
+        }
+    }
+    return [
+        ...names
+    ];
+}
+export async function extractGroupMentionedUsers(texts) {
+    const names = extractGroupMentionNames(texts);
+    if (names.length === 0) return [];
+    const groups = await UserGroups.find({
+        where: names.map((username)=>({
+                username
+            }))
+    });
+    const mentionedUserIds = new Set();
+    for (const group of groups){
+        mentionedUserIds.add(group.userId);
+        const joinings = await UserGroupJoinings.findBy({
+            userGroupId: group.id
+        });
+        for (const joining of joinings){
+            mentionedUserIds.add(joining.userId);
+        }
+    }
+    if (mentionedUserIds.size === 0) return [];
+    return await Users.findBy({
+        id: In([
+            ...mentionedUserIds
+        ])
+    });
+}