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385
app/Http/Controllers/Admin/DocumentController.php
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385
app/Http/Controllers/Admin/DocumentController.php
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<?php
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namespace App\Http\Controllers\Admin;
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use App\Http\Controllers\Controller;
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use App\Models\AuditLog;
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use App\Models\Document;
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use App\Models\DocumentCategory;
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use App\Models\DocumentVersion;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\Storage;
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class DocumentController extends Controller
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{
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/**
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* Display a listing of documents
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*/
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public function index(Request $request)
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{
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$query = Document::with(['category', 'currentVersion', 'createdBy'])
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->orderBy('created_at', 'desc');
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// Filter by category
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if ($request->filled('category')) {
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$query->where('document_category_id', $request->category);
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}
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// Filter by access level
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if ($request->filled('access_level')) {
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$query->where('access_level', $request->access_level);
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}
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// Filter by status
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if ($request->filled('status')) {
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$query->where('status', $request->status);
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}
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// Search
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if ($request->filled('search')) {
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$search = $request->search;
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$query->where(function($q) use ($search) {
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$q->where('title', 'like', "%{$search}%")
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->orWhere('document_number', 'like', "%{$search}%")
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->orWhere('description', 'like', "%{$search}%");
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});
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}
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$documents = $query->paginate(20);
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$categories = DocumentCategory::orderBy('sort_order')->get();
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return view('admin.documents.index', compact('documents', 'categories'));
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}
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/**
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* Show the form for creating a new document
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*/
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public function create()
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{
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$categories = DocumentCategory::orderBy('sort_order')->get();
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return view('admin.documents.create', compact('categories'));
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}
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/**
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* Store a newly created document with initial version
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*/
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public function store(Request $request)
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{
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$validated = $request->validate([
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'document_category_id' => 'required|exists:document_categories,id',
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'title' => 'required|string|max:255',
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'document_number' => 'nullable|string|max:255|unique:documents,document_number',
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'description' => 'nullable|string',
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'access_level' => 'required|in:public,members,admin,board',
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'file' => 'required|file|max:10240', // 10MB max
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'version_notes' => 'nullable|string',
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]);
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// Upload file
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$file = $request->file('file');
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$path = $file->store('documents', 'private');
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// Create document
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$document = Document::create([
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'document_category_id' => $validated['document_category_id'],
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'title' => $validated['title'],
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'document_number' => $validated['document_number'],
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'description' => $validated['description'],
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'access_level' => $validated['access_level'],
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'status' => 'active',
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'created_by_user_id' => auth()->id(),
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'version_count' => 0,
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]);
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// Add first version
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$document->addVersion(
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filePath: $path,
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originalFilename: $file->getClientOriginalName(),
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mimeType: $file->getMimeType(),
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fileSize: $file->getSize(),
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uploadedBy: auth()->user(),
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versionNotes: $validated['version_notes'] ?? '初始版本'
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);
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.created',
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'description' => "建立文件：{$document->title}",
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'ip_address' => request()->ip(),
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]);
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return redirect()
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->route('admin.documents.show', $document)
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->with('status', '文件已成功建立');
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}
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/**
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* Display the specified document
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*/
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public function show(Document $document)
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{
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$document->load(['category', 'versions.uploadedBy', 'createdBy', 'lastUpdatedBy', 'accessLogs.user']);
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$versionHistory = $document->getVersionHistory();
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return view('admin.documents.show', compact('document', 'versionHistory'));
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}
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/**
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* Show the form for editing the document metadata
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*/
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public function edit(Document $document)
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{
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$categories = DocumentCategory::orderBy('sort_order')->get();
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return view('admin.documents.edit', compact('document', 'categories'));
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}
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/**
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* Update the document metadata (not the file)
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*/
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public function update(Request $request, Document $document)
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{
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$validated = $request->validate([
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'document_category_id' => 'required|exists:document_categories,id',
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'title' => 'required|string|max:255',
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'document_number' => 'nullable|string|max:255|unique:documents,document_number,' . $document->id,
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'description' => 'nullable|string',
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'access_level' => 'required|in:public,members,admin,board',
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]);
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$document->update([
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...$validated,
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'last_updated_by_user_id' => auth()->id(),
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]);
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.updated',
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'description' => "更新文件資訊：{$document->title}",
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'ip_address' => request()->ip(),
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]);
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return redirect()
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->route('admin.documents.show', $document)
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->with('status', '文件資訊已成功更新');
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}
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/**
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* Upload a new version of the document
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*/
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public function uploadNewVersion(Request $request, Document $document)
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{
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$validated = $request->validate([
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'file' => 'required|file|max:10240', // 10MB max
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'version_notes' => 'required|string',
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]);
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// Upload file
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$file = $request->file('file');
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$path = $file->store('documents', 'private');
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// Add new version
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$version = $document->addVersion(
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filePath: $path,
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originalFilename: $file->getClientOriginalName(),
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mimeType: $file->getMimeType(),
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fileSize: $file->getSize(),
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uploadedBy: auth()->user(),
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versionNotes: $validated['version_notes']
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);
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.version_uploaded',
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'description' => "上傳新版本：{$document->title} (版本 {$version->version_number})",
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'ip_address' => request()->ip(),
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]);
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return back()->with('status', "新版本 {$version->version_number} 已成功上傳");
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}
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/**
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* Promote an old version to current
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*/
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public function promoteVersion(Document $document, DocumentVersion $version)
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{
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if ($version->document_id !== $document->id) {
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return back()->with('error', '版本不符合');
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}
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$document->promoteVersion($version, auth()->user());
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.version_promoted',
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'description' => "提升版本為當前版本：{$document->title} (版本 {$version->version_number})",
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'ip_address' => request()->ip(),
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]);
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return back()->with('status', "版本 {$version->version_number} 已設為當前版本");
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}
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/**
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* Download a specific version
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*/
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public function downloadVersion(Document $document, DocumentVersion $version)
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{
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if ($version->document_id !== $document->id) {
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abort(404);
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}
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if (!$version->fileExists()) {
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abort(404, '檔案不存在');
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}
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// Log access
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$document->logAccess('download', auth()->user());
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return Storage::disk('private')->download(
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$version->file_path,
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$version->original_filename
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);
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}
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/**
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* Archive a document
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*/
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public function archive(Document $document)
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{
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$document->archive();
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.archived',
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'description' => "封存文件：{$document->title}",
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'ip_address' => request()->ip(),
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]);
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return back()->with('status', '文件已封存');
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}
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/**
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* Restore an archived document
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*/
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public function restore(Document $document)
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{
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$document->unarchive();
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.restored',
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'description' => "恢復文件：{$document->title}",
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'ip_address' => request()->ip(),
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]);
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return back()->with('status', '文件已恢復');
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}
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/**
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* Delete a document permanently
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*/
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public function destroy(Document $document)
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{
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$title = $document->title;
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// Delete all version files
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foreach ($document->versions as $version) {
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if ($version->fileExists()) {
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Storage::disk('private')->delete($version->file_path);
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}
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}
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$document->delete();
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// Audit log
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AuditLog::create([
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'user_id' => auth()->id(),
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'action' => 'document.deleted',
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'description' => "刪除文件：{$title}",
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'ip_address' => request()->ip(),
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]);
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return redirect()
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->route('admin.documents.index')
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->with('status', '文件已永久刪除');
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}
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/**
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* Display document statistics dashboard
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*/
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public function statistics()
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{
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// Check if statistics feature is enabled
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$settings = app(\App\Services\SettingsService::class);
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if (!$settings->isFeatureEnabled('statistics')) {
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abort(404, '統計功能未啟用');
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}
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// Check user permission
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if (!auth()->user()->can('view_document_statistics')) {
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abort(403, '您沒有檢視文件統計的權限');
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}
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$stats = [
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'total_documents' => Document::where('status', 'active')->count(),
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'total_versions' => \App\Models\DocumentVersion::count(),
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'total_downloads' => Document::sum('download_count'),
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'total_views' => Document::sum('view_count'),
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'archived_documents' => Document::where('status', 'archived')->count(),
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];
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// Documents by category
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$documentsByCategory = DocumentCategory::withCount(['activeDocuments'])
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->orderBy('active_documents_count', 'desc')
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->get();
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// Most viewed documents
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$mostViewed = Document::with(['category', 'currentVersion'])
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->where('status', 'active')
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->orderBy('view_count', 'desc')
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->limit(10)
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->get();
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// Most downloaded documents
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$mostDownloaded = Document::with(['category', 'currentVersion'])
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->where('status', 'active')
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->orderBy('download_count', 'desc')
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->limit(10)
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->get();
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// Recent activity (last 30 days)
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$recentActivity = \App\Models\DocumentAccessLog::with(['user', 'document'])
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->where('accessed_at', '>=', now()->subDays(30))
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->latest('accessed_at')
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->limit(50)
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->get();
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// Monthly upload trends (last 6 months)
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$uploadTrends = Document::selectRaw('DATE_FORMAT(created_at, "%Y-%m") as month, COUNT(*) as count')
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->where('created_at', '>=', now()->subMonths(6))
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->groupBy('month')
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->orderBy('month', 'desc')
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->get();
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// Access level distribution
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$accessLevelStats = Document::selectRaw('access_level, COUNT(*) as count')
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->where('status', 'active')
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->groupBy('access_level')
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->get();
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return view('admin.documents.statistics', compact(
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'stats',
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'documentsByCategory',
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'mostViewed',
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'mostDownloaded',
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'recentActivity',
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'uploadTrends',
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'accessLevelStats'
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));
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}
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}
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