feat: complete photo gallery implementation with album management and lightbox viewer
- Added photo gallery carousel view (gallery.php) with all member albums - Implemented album detail view with responsive photo grid and lightbox - Created album creation/editing form with drag-and-drop photo uploads - Added backend processors for album CRUD operations and photo management - Implemented API endpoints for fetching and deleting photos - Added database migration for photo_albums and photos tables - Included comprehensive feature documentation with testing checklist - Updated .htaccess with URL rewrite rules for gallery routes - Added Gallery link to Members Area menu in header - Created upload directory structure (/assets/uploads/gallery/) - Implemented security: CSRF tokens, ownership verification, file validation - Added transaction safety with rollback on errors and cleanup - Features: Lightbox with keyboard navigation, drag-and-drop uploads, responsive design
This commit is contained in:
twotalesanimation
153
src/processors/update_album.php
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153
src/processors/update_album.php
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<?php
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session_start();
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if (!isset($_SESSION['user_id']) || $_SERVER['REQUEST_METHOD'] !== 'POST') {
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http_response_code(403);
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exit('Forbidden');
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}
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// Validate CSRF token
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if (!isset($_POST['csrf_token']) || !validateCSRFToken($_POST['csrf_token'])) {
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http_response_code(400);
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exit('Invalid request');
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}
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$rootPath = dirname(dirname(dirname(__DIR__)));
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require_once($rootPath . '/connection.php');
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require_once($rootPath . '/functions.php');
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$conn = openDatabaseConnection();
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$album_id = intval($_POST['album_id'] ?? 0);
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$title = trim($_POST['title'] ?? '');
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$description = trim($_POST['description'] ?? '');
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$user_id = $_SESSION['user_id'];
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if (!$album_id) {
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$conn->close();
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http_response_code(400);
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echo json_encode(['error' => 'Album ID is required']);
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exit;
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}
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// Verify ownership
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$ownerCheck = $conn->prepare("SELECT user_id FROM photo_albums WHERE album_id = ?");
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$ownerCheck->bind_param("i", $album_id);
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$ownerCheck->execute();
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$ownerResult = $ownerCheck->get_result();
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if ($ownerResult->num_rows === 0) {
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$conn->close();
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http_response_code(404);
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echo json_encode(['error' => 'Album not found']);
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exit;
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}
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$owner = $ownerResult->fetch_assoc();
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if ($owner['user_id'] !== $user_id) {
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$conn->close();
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http_response_code(403);
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echo json_encode(['error' => 'You do not have permission to edit this album']);
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exit;
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}
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$ownerCheck->close();
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// Validate inputs
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if (empty($title) || !validateName($title)) {
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$conn->close();
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http_response_code(400);
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echo json_encode(['error' => 'Album title is required and must be valid']);
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exit;
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}
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if (!empty($description) && strlen($description) > 500) {
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$conn->close();
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http_response_code(400);
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echo json_encode(['error' => 'Description must be 500 characters or less']);
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exit;
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}
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try {
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// Start transaction
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$conn->begin_transaction();
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// Update album
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$updateStmt = $conn->prepare("UPDATE photo_albums SET title = ?, description = ?, updated_at = NOW() WHERE album_id = ?");
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$updateStmt->bind_param("ssi", $title, $description, $album_id);
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$updateStmt->execute();
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$updateStmt->close();
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// Handle photo uploads if any
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if (isset($_FILES['photos']) && $_FILES['photos']['error'][0] !== UPLOAD_ERR_NO_FILE) {
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$allowedMimes = ['image/jpeg', 'image/png', 'image/gif', 'image/webp'];
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$maxSize = 5 * 1024 * 1024; // 5MB
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$albumDir = $rootPath . '/assets/uploads/gallery/' . $album_id;
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// Get current max display order
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$orderStmt = $conn->prepare("SELECT MAX(display_order) as max_order FROM photos WHERE album_id = ?");
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$orderStmt->bind_param("i", $album_id);
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$orderStmt->execute();
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$orderResult = $orderStmt->get_result();
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$orderRow = $orderResult->fetch_assoc();
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$displayOrder = ($orderRow['max_order'] ?? 0) + 1;
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$orderStmt->close();
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for ($i = 0; $i < count($_FILES['photos']['name']); $i++) {
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if ($_FILES['photos']['error'][$i] !== UPLOAD_ERR_OK) {
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continue;
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}
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$fileName = $_FILES['photos']['name'][$i];
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$fileTmpName = $_FILES['photos']['tmp_name'][$i];
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$fileSize = $_FILES['photos']['size'][$i];
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$fileMime = mime_content_type($fileTmpName);
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// Validate file
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if (!in_array($fileMime, $allowedMimes)) {
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throw new Exception('Invalid file type: ' . $fileName);
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}
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if ($fileSize > $maxSize) {
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throw new Exception('File too large: ' . $fileName);
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}
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// Generate unique filename
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$ext = pathinfo($fileName, PATHINFO_EXTENSION);
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$newFileName = uniqid('photo_') . '.' . $ext;
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$filePath = $albumDir . '/' . $newFileName;
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$relativePath = '/assets/uploads/gallery/' . $album_id . '/' . $newFileName;
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if (!move_uploaded_file($fileTmpName, $filePath)) {
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throw new Exception('Failed to upload: ' . $fileName);
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}
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// Insert photo record
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$caption = $fileName; // Default caption is filename
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$photoStmt = $conn->prepare("INSERT INTO photos (album_id, file_path, caption, display_order, created_at) VALUES (?, ?, ?, ?, NOW())");
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$photoStmt->bind_param("issi", $album_id, $relativePath, $caption, $displayOrder);
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$photoStmt->execute();
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$photoStmt->close();
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$displayOrder++;
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}
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}
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// Commit transaction
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$conn->commit();
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$conn->close();
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// Redirect back to album view
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header('Location: view_album?id=' . $album_id);
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exit;
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} catch (Exception $e) {
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// Rollback on error
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$conn->rollback();
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$conn->close();
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http_response_code(400);
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echo json_encode(['error' => $e->getMessage()]);
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exit;
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}
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?>
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