Files
KnowledgeBase/app/Filament/Resources/DocumentResource.php
Knowledge Base System acf549c43c feat: 初始化知识库系统项目
- 实现基于 Laravel 11 和 Filament 3.X 的文档管理系统
- 添加用户认证和分组管理功能
- 实现文档上传、分类和权限控制
- 集成 Word 文档自动转换为 Markdown
- 集成 Meilisearch 全文搜索引擎
- 实现文档在线预览功能
- 添加安全日志和审计功能
- 完整的简体中文界面
- 包含完整的项目文档和部署指南

技术栈:
- Laravel 11.x
- Filament 3.X
- Meilisearch 1.5+
- Pandoc 文档转换
- Redis 队列系统
- Pest PHP 测试框架
2025-12-05 14:44:44 +08:00

302 lines
12 KiB
PHP

<?php
namespace App\Filament\Resources;
use App\Filament\Resources\DocumentResource\Pages;
use App\Filament\Resources\DocumentResource\RelationManagers;
use App\Models\Document;
use Filament\Forms;
use Filament\Forms\Form;
use Filament\Resources\Resource;
use Filament\Tables;
use Filament\Tables\Table;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\SoftDeletingScope;
class DocumentResource extends Resource
{
protected static ?string $model = Document::class;
protected static ?string $navigationIcon = 'heroicon-o-document-text';
protected static ?string $navigationLabel = '文档管理';
protected static ?string $modelLabel = '文档';
protected static ?string $pluralModelLabel = '文档';
protected static ?int $navigationSort = 1;
public static function getEloquentQuery(): Builder
{
$query = parent::getEloquentQuery();
// 应用 accessibleBy 作用域,确保用户只能看到有权限的文档
$user = auth()->user();
if ($user) {
$query->accessibleBy($user);
}
return $query;
}
public static function form(Form $form): Form
{
return $form
->schema([
Forms\Components\TextInput::make('title')
->label('文档标题')
->required()
->maxLength(255)
->placeholder('请输入文档标题')
->columnSpanFull(),
Forms\Components\Textarea::make('description')
->label('文档描述')
->rows(3)
->maxLength(65535)
->placeholder('请输入文档描述(可选)')
->columnSpanFull(),
Forms\Components\FileUpload::make('file')
->label('文档文件')
->required()
->acceptedFileTypes(['application/msword', 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'])
->maxSize(51200) // 50MB
->disk('local')
->directory('documents/' . date('Y/m/d'))
->visibility('private')
->downloadable()
->preserveFilenames() // 保留原始文件名
->helperText('仅支持 .doc 和 .docx 格式,最大 50MB')
->columnSpanFull(),
Forms\Components\Select::make('type')
->label('文档类型')
->required()
->options([
'global' => '全局知识库',
'dedicated' => '专用知识库',
])
->default('global')
->reactive()
->afterStateUpdated(fn ($state, callable $set) =>
$state === 'global' ? $set('group_id', null) : null
)
->helperText('全局知识库所有用户可见,专用知识库仅指定分组可见'),
Forms\Components\Select::make('group_id')
->label('所属分组')
->relationship('group', 'name')
->searchable()
->preload()
->required(fn (Forms\Get $get): bool => $get('type') === 'dedicated')
->visible(fn (Forms\Get $get): bool => $get('type') === 'dedicated')
->helperText('专用知识库必须选择所属分组'),
]);
}
public static function table(Table $table): Table
{
return $table
->columns([
Tables\Columns\TextColumn::make('title')
->label('文档标题')
->searchable()
->sortable()
->limit(50)
->tooltip(function (Tables\Columns\TextColumn $column): ?string {
$state = $column->getState();
if (strlen($state) > 50) {
return $state;
}
return null;
}),
Tables\Columns\TextColumn::make('type')
->label('文档类型')
->badge()
->color(fn (string $state): string => match ($state) {
'global' => 'success',
'dedicated' => 'warning',
})
->formatStateUsing(fn (string $state): string => match ($state) {
'global' => '全局知识库',
'dedicated' => '专用知识库',
default => $state,
})
->sortable(),
Tables\Columns\TextColumn::make('group.name')
->label('所属分组')
->searchable()
->sortable()
->placeholder('—')
->toggleable(),
Tables\Columns\TextColumn::make('uploader.name')
->label('上传者')
->searchable()
->sortable()
->toggleable(),
Tables\Columns\TextColumn::make('file_size')
->label('文件大小')
->formatStateUsing(fn ($state): string => self::formatFileSize($state))
->sortable()
->toggleable(),
Tables\Columns\TextColumn::make('conversion_status')
->label('转换状态')
->badge()
->color(fn (?string $state): string => match ($state) {
'completed' => 'success',
'processing' => 'info',
'pending' => 'warning',
'failed' => 'danger',
default => 'gray',
})
->formatStateUsing(fn (?string $state): string => match ($state) {
'completed' => '已完成',
'processing' => '转换中',
'pending' => '等待转换',
'failed' => '转换失败',
default => '未知',
})
->sortable()
->toggleable(),
Tables\Columns\TextColumn::make('created_at')
->label('上传时间')
->dateTime('Y年m月d日 H:i')
->sortable()
->toggleable(),
Tables\Columns\TextColumn::make('updated_at')
->label('更新时间')
->dateTime('Y年m月d日 H:i')
->sortable()
->toggleable(isToggledHiddenByDefault: true),
])
->filters([
Tables\Filters\SelectFilter::make('type')
->label('文档类型')
->options([
'global' => '全局知识库',
'dedicated' => '专用知识库',
])
->placeholder('全部类型'),
Tables\Filters\SelectFilter::make('group_id')
->label('所属分组')
->relationship('group', 'name')
->searchable()
->preload()
->placeholder('全部分组'),
Tables\Filters\SelectFilter::make('uploaded_by')
->label('上传者')
->relationship('uploader', 'name')
->searchable()
->preload()
->placeholder('全部上传者'),
Tables\Filters\SelectFilter::make('conversion_status')
->label('转换状态')
->options([
'pending' => '等待转换',
'processing' => '转换中',
'completed' => '已完成',
'failed' => '转换失败',
])
->placeholder('全部状态'),
])
->actions([
Tables\Actions\Action::make('preview')
->label('预览 Markdown')
->icon('heroicon-o-eye')
->color('info')
->visible(fn (Document $record): bool => $record->conversion_status === 'completed')
->url(fn (Document $record): string => route('documents.preview', $record))
->openUrlInNewTab()
->tooltip(fn (Document $record): ?string =>
$record->conversion_status !== 'completed'
? '文档尚未完成转换'
: null
),
Tables\Actions\Action::make('download')
->label('下载')
->icon('heroicon-o-arrow-down-tray')
->color('success')
->action(function (Document $record) {
$documentService = app(\App\Services\DocumentService::class);
$user = auth()->user();
try {
// 记录下载日志
$documentService->logDownload($record, $user);
// 返回文件下载响应
return $documentService->downloadDocument($record, $user);
} catch (\Exception $e) {
\Filament\Notifications\Notification::make()
->danger()
->title('下载失败')
->body($e->getMessage())
->send();
return null;
}
}),
Tables\Actions\ViewAction::make()
->label('查看'),
Tables\Actions\EditAction::make()
->label('编辑'),
Tables\Actions\DeleteAction::make()
->label('删除'),
])
->bulkActions([
Tables\Actions\BulkActionGroup::make([
Tables\Actions\DeleteBulkAction::make()
->label('批量删除'),
]),
])
->defaultSort('created_at', 'desc');
}
/**
* 格式化文件大小
*/
public static function formatFileSize(?int $bytes): string
{
if ($bytes === null) {
return '—';
}
$units = ['B', 'KB', 'MB', 'GB'];
$bytes = max($bytes, 0);
$pow = floor(($bytes ? log($bytes) : 0) / log(1024));
$pow = min($pow, count($units) - 1);
$bytes /= (1 << (10 * $pow));
return round($bytes, 2) . ' ' . $units[$pow];
}
public static function getRelations(): array
{
return [
//
];
}
public static function getPages(): array
{
return [
'index' => Pages\ListDocuments::route('/'),
'create' => Pages\CreateDocument::route('/create'),
'view' => Pages\ViewDocument::route('/{record}'),
'edit' => Pages\EditDocument::route('/{record}/edit'),
];
}
}