修复:批量添加禁用词 UTF-8 编码错误
- 新增 sanitizeUtf8() 私有方法: 去除 BOM、零宽字符、非法 UTF-8 字节、控制字符 防止从聊天/文档复制时混入隐藏字符导致 json_encode 失败 - batchStore() 先净化 words 和 reason 输入 - preg_split 加 /u 修饰符(完整 Unicode 支持) - 响应加 JSON_UNESCAPED_UNICODE 防中文被转义
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@@ -97,11 +97,14 @@ class ForbiddenUsernameController extends Controller
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'words.required' => '请输入至少一个词语。',
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]);
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// 支持换行、逗号、中文逗号、空格分隔
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$rawWords = preg_split('/[\r\n,,\s]+/', $validated['words']);
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$reason = trim($validated['reason'] ?? '');
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// 净化输入:去除非法 UTF-8 字节(零宽字符、BOM、控制字符等),防止 json_encode 失败
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$rawInput = $this->sanitizeUtf8($validated['words']);
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$reason = $this->sanitizeUtf8(trim($validated['reason'] ?? ''));
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// 过滤空串、截断过长、去重
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// 支持换行、逗号、中文逗号、空格分隔
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$rawWords = preg_split('/[\r\n,,\s]+/u', $rawInput);
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// 过滤空串、超长词、去重
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$words = collect($rawWords)
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->map(fn ($w) => trim($w))
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->filter(fn ($w) => $w !== '' && mb_strlen($w) <= 50)
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@@ -112,11 +115,11 @@ class ForbiddenUsernameController extends Controller
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return response()->json(['status' => 'error', 'message' => '没有有效的词语,请检查输入。'], 422);
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}
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// 查询已存在的(批量一次查询)
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// 批量查询已存在的词(一次查询)
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$existing = UsernameBlacklist::permanent()
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->whereIn('username', $words->all())
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->pluck('username')
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->flip(); // 转为键名方便 has() 查询
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->flip();
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$now = Carbon::now();
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$added = 0;
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@@ -124,7 +127,7 @@ class ForbiddenUsernameController extends Controller
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foreach ($words as $word) {
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if ($existing->has($word)) {
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continue; // 跳过已存在
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continue;
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}
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$rows[] = [
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'username' => $word,
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@@ -143,7 +146,27 @@ class ForbiddenUsernameController extends Controller
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$skipped = $words->count() - $added;
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$msg = "成功添加 {$added} 个词语".($skipped > 0 ? ",跳过 {$skipped} 个(已存在)" : '').'。';
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return response()->json(['status' => 'success', 'message' => $msg, 'added' => $added]);
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return response()->json(['status' => 'success', 'message' => $msg, 'added' => $added], 200, [], JSON_UNESCAPED_UNICODE);
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}
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/**
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* 净化字符串,移除非法 UTF-8 字节及常见控制/零宽字符。
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*
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* @param string $str 待净化字符串
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* @return string 合法的 UTF-8 字符串
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*/
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private function sanitizeUtf8(string $str): string
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{
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// 去除 BOM
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$str = str_replace("\xEF\xBB\xBF", '', $str);
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// 去除零宽字符(零宽空格、零宽不连字等)
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$str = preg_replace('/[\x{200B}-\x{200D}\x{FEFF}\x{00AD}]/u', '', $str);
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// 转换为合法 UTF-8,忽略非法字节
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$str = mb_convert_encoding($str, 'UTF-8', 'UTF-8');
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// 保底:去除控制字符(保留换行 \r\n)
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$str = preg_replace('/[^\P{C}\r\n]+/u', '', $str);
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return $str;
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}
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/**
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