From 10d2e0729735b090b79bef66b372054b54079eae Mon Sep 17 00:00:00 2001 From: locphamtran Date: Sun, 7 Jun 2026 16:55:00 +0700 Subject: [PATCH] =?UTF-8?q?Kh=E1=BB=9Fi=20t=E1=BA=A1o=20d=E1=BB=B1=20?= =?UTF-8?q?=C3=A1n=203dtours?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .gitignore | 5 + backend/config/db.js | 13 + backend/middlewares/authMiddleware.js | 46 + backend/middlewares/securityMiddleware.js | 55 + backend/models/Asset.js | 25 + backend/models/Scene.js | 45 + backend/models/User.js | 43 + backend/package-lock.json | 1964 +++++++++++++++++++++ backend/package.json | 25 + backend/routes/apiRoutes.js | 253 +++ backend/routes/authRoutes.js | 86 + backend/server.js | 40 + backend/utils/exifHelper.js | 80 + backend/utils/imageHelper.js | 23 + frontend/css/style.css | 171 ++ frontend/index.html | 90 + frontend/js/main_map.js | 291 +++ frontend/js/viewer360.js | 78 + 18 files changed, 3333 insertions(+) create mode 100644 .gitignore create mode 100644 backend/config/db.js create mode 100644 backend/middlewares/authMiddleware.js create mode 100644 backend/middlewares/securityMiddleware.js create mode 100644 backend/models/Asset.js create mode 100644 backend/models/Scene.js create mode 100644 backend/models/User.js create mode 100644 backend/package-lock.json create mode 100644 backend/package.json create mode 100644 backend/routes/apiRoutes.js create mode 100644 backend/routes/authRoutes.js create mode 100644 backend/server.js create mode 100644 backend/utils/exifHelper.js create mode 100644 backend/utils/imageHelper.js create mode 100644 frontend/css/style.css create mode 100644 frontend/index.html create mode 100644 frontend/js/main_map.js create mode 100644 frontend/js/viewer360.js diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..6b4bd5f --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +node_modules/ +.env +*.log +.DS_Store +.vscode diff --git a/backend/config/db.js b/backend/config/db.js new file mode 100644 index 0000000..34a5d39 --- /dev/null +++ b/backend/config/db.js @@ -0,0 +1,13 @@ +const mongoose = require('mongoose'); + +const connectDB = async () => { + try { + const conn = await mongoose.connect(process.env.MONGODB_URI); + console.log(`MongoDB Connected: ${conn.connection.host}`); + } catch (error) { + console.error(`Error connecting to MongoDB: ${error.message}`); + process.exit(1); + } +}; + +module.exports = connectDB; diff --git a/backend/middlewares/authMiddleware.js b/backend/middlewares/authMiddleware.js new file mode 100644 index 0000000..0d7db87 --- /dev/null +++ b/backend/middlewares/authMiddleware.js @@ -0,0 +1,46 @@ +const jwt = require('jsonwebtoken'); +const User = require('../models/User'); + +/** + * Strict authentication middleware. Rejects requests without a valid JWT. + */ +const protect = async (req, res, next) => { + let token; + if (req.headers.authorization && req.headers.authorization.startsWith('Bearer')) { + try { + token = req.headers.authorization.split(' ')[1]; + const decoded = jwt.verify(token, process.env.JWT_SECRET); + req.user = await User.findById(decoded.id).select('-password'); + if (!req.user) { + return res.status(401).json({ message: 'User not found' }); + } + return next(); + } catch (error) { + return res.status(401).json({ message: 'Not authorized, token failed' }); + } + } + + return res.status(401).json({ message: 'Not authorized, no token provided' }); +}; + +/** + * Optional authentication middleware. Populates req.user if a valid token is present, + * but allows the request to proceed as a guest if no token is found. + */ +const optionalAuth = async (req, res, next) => { + if (req.headers.authorization && req.headers.authorization.startsWith('Bearer')) { + try { + const token = req.headers.authorization.split(' ')[1]; + const decoded = jwt.verify(token, process.env.JWT_SECRET); + req.user = await User.findById(decoded.id).select('-password'); + } catch (error) { + // Ignore error and continue as guest + } + } + next(); +}; + +module.exports = { + protect, + optionalAuth +}; diff --git a/backend/middlewares/securityMiddleware.js b/backend/middlewares/securityMiddleware.js new file mode 100644 index 0000000..6febe27 --- /dev/null +++ b/backend/middlewares/securityMiddleware.js @@ -0,0 +1,55 @@ +const { URL } = require('url'); + +/** + * Anti-hotlinking middleware. Ensures that requests for assets originate + * from the official app domain (SYSTEM_HOST). Blocks direct URL access. + */ +const verifyReferer = (req, res, next) => { + const referer = req.headers.referer; + const origin = req.headers.origin; + const systemHost = process.env.SYSTEM_HOST || 'http://localhost:5000'; + + let allowedOrigin; + try { + allowedOrigin = new URL(systemHost).origin; + } catch (e) { + allowedOrigin = systemHost; + } + + const isMatch = (headerValue) => { + if (!headerValue) return false; + try { + return new URL(headerValue).origin === allowedOrigin; + } catch (e) { + return headerValue.startsWith(allowedOrigin); + } + }; + + const hasValidReferer = isMatch(referer); + const hasValidOrigin = isMatch(origin); + + // Block request if both referer and origin are missing or do not match SYSTEM_HOST + if (!hasValidReferer && !hasValidOrigin) { + return res.status(403).json({ + message: 'Access denied: Hotlinking detected or direct file access is prohibited.' + }); + } + + next(); +}; + +/** + * Cache prevention middleware. Ensures that sensitive image assets are never + * cached by client browsers or intermediate proxies. + */ +const setNoCacheHeaders = (req, res, next) => { + res.setHeader('Cache-Control', 'no-store, no-cache, must-revalidate, proxy-revalidate'); + res.setHeader('Pragma', 'no-cache'); + res.setHeader('Expires', '0'); + next(); +}; + +module.exports = { + verifyReferer, + setNoCacheHeaders +}; diff --git a/backend/models/Asset.js b/backend/models/Asset.js new file mode 100644 index 0000000..943f2ff --- /dev/null +++ b/backend/models/Asset.js @@ -0,0 +1,25 @@ +const mongoose = require('mongoose'); + +const assetSchema = new mongoose.Schema({ + filePath: { + type: String, + required: true + }, + uploadedBy: { + type: mongoose.Schema.Types.ObjectId, + ref: 'User', + required: true + }, + coordinates: { + lat: { + type: Number + }, + lng: { + type: Number + } + } +}, { + timestamps: true +}); + +module.exports = mongoose.model('Asset', assetSchema); diff --git a/backend/models/Scene.js b/backend/models/Scene.js new file mode 100644 index 0000000..337541c --- /dev/null +++ b/backend/models/Scene.js @@ -0,0 +1,45 @@ +const mongoose = require('mongoose'); + +const sceneSchema = new mongoose.Schema({ + title: { + type: String, + required: true, + trim: true + }, + assetId: { + type: mongoose.Schema.Types.ObjectId, + ref: 'Asset', + required: true + }, + lat: { + type: Number, + required: true + }, + lng: { + type: Number, + required: true + }, + owner: { + type: mongoose.Schema.Types.ObjectId, + ref: 'User', + required: true + }, + privacy: { + type: String, + enum: ['public', 'private', 'shared', 'member'], + default: 'private' + }, + shareToken: { + type: String, + unique: true, + sparse: true + }, + sharedWith: [{ + type: mongoose.Schema.Types.ObjectId, + ref: 'User' + }] +}, { + timestamps: true +}); + +module.exports = mongoose.model('Scene', sceneSchema); diff --git a/backend/models/User.js b/backend/models/User.js new file mode 100644 index 0000000..aa016a0 --- /dev/null +++ b/backend/models/User.js @@ -0,0 +1,43 @@ +const mongoose = require('mongoose'); +const bcrypt = require('bcrypt'); + +const userSchema = new mongoose.Schema({ + username: { + type: String, + required: true, + unique: true, + trim: true + }, + password: { + type: String, + required: true + }, + role: { + type: String, + enum: ['Chủ sở hữu', 'Thành viên'], + default: 'Thành viên' + } +}, { + timestamps: true +}); + +// Hash password before saving +userSchema.pre('save', async function (next) { + if (!this.isModified('password')) { + return next(); + } + try { + const salt = await bcrypt.genSalt(10); + this.password = await bcrypt.hash(this.password, salt); + next(); + } catch (error) { + next(error); + } +}); + +// Compare password method +userSchema.methods.comparePassword = async function (candidatePassword) { + return await bcrypt.compare(candidatePassword, this.password); +}; + +module.exports = mongoose.model('User', userSchema); diff --git a/backend/package-lock.json 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a/backend/package.json b/backend/package.json new file mode 100644 index 0000000..d2d76fa --- /dev/null +++ b/backend/package.json @@ -0,0 +1,25 @@ +{ + "name": "backend", + "version": "1.0.0", + "main": "index.js", + "scripts": { + "test": "echo \"Error: no test specified\" && exit 1" + }, + "keywords": [], + "author": "", + "license": "ISC", + "description": "", + "dependencies": { + "bcrypt": "^6.0.0", + "cors": "^2.8.6", + "dotenv": "^17.4.2", + "exifr": "^7.1.3", + "express": "^5.2.1", + "express-fileupload": "^1.5.2", + "jsonwebtoken": "^9.0.3", + "mongoose": "^9.6.3", + "multer": "^2.1.1", + "piexifjs": "^1.0.6", + "sharp": "^0.34.5" + } +} diff --git a/backend/routes/apiRoutes.js b/backend/routes/apiRoutes.js new file mode 100644 index 0000000..d24e6a4 --- /dev/null +++ b/backend/routes/apiRoutes.js @@ -0,0 +1,253 @@ +const express = require('express'); +const multer = require('multer'); +const path = require('path'); +const fs = require('fs'); +const crypto = require('crypto'); + +const User = require('../models/User'); +const Asset = require('../models/Asset'); +const Scene = require('../models/Scene'); + +const { protect, optionalAuth } = require('../middlewares/authMiddleware'); +const { verifyReferer, setNoCacheHeaders } = require('../middlewares/securityMiddleware'); +const { resizeTo8K } = require('../utils/imageHelper'); +const { getGPSCoordinates, injectGPSCoordinates } = require('../utils/exifHelper'); + +const router = express.Router(); + +// Ensure upload directories exist +const uploadDir = path.join(__dirname, '../uploads'); +const tempDir = path.join(uploadDir, 'temp'); +if (!fs.existsSync(uploadDir)) fs.mkdirSync(uploadDir, { recursive: true }); +if (!fs.existsSync(tempDir)) fs.mkdirSync(tempDir, { recursive: true }); + +// Configure Multer for temp uploads +const storage = multer.diskStorage({ + destination: (req, file, cb) => { + cb(null, tempDir); + }, + filename: (req, file, cb) => { + cb(null, `${Date.now()}_${crypto.randomBytes(4).toString('hex')}${path.extname(file.originalname)}`); + } +}); + +const upload = multer({ + storage: storage, + fileFilter: (req, file, cb) => { + // Only accept images + if (file.mimetype.startsWith('image/')) { + cb(null, true); + } else { + cb(new Error('Only image files are allowed!'), false); + } + } +}); + +/** + * @route POST /api/scenes + * @desc Create a new 3D scene (with 360 photo, 8K resize, EXIF injection) + * @access Private (Registered Users) + */ +router.post('/scenes', protect, upload.single('panorama'), async (req, res) => { + try { + const { title, lat, lng, privacy, sharedWithUsers } = req.body; + + if (!req.file) { + return res.status(400).json({ message: 'Please upload a panorama image' }); + } + + const latitude = parseFloat(lat); + const longitude = parseFloat(lng); + + if (isNaN(latitude) || isNaN(longitude)) { + // Cleanup uploaded file on validation error + fs.unlinkSync(req.file.path); + return res.status(400).json({ message: 'Valid lat and lng are required' }); + } + + const tempFilePath = req.file.path; + const processedFileName = `processed_${req.file.filename}.jpg`; + const processedFilePath = path.join(uploadDir, processedFileName); + + // 1. Process and resize image to 8K JPEG (8192x4096) + await resizeTo8K(tempFilePath, processedFilePath); + + // 2. Analyze EXIF GPS from original file + const originalGPS = await getGPSCoordinates(tempFilePath); + + // 3. Inject Map Lat/Lng coordinates into processed 8K file binary EXIF + await injectGPSCoordinates(processedFilePath, latitude, longitude); + + // 4. Remove original temp file + if (fs.existsSync(tempFilePath)) { + fs.unlinkSync(tempFilePath); + } + + // 5. Save Asset to DB + const asset = new Asset({ + filePath: processedFilePath, + uploadedBy: req.user._id, + coordinates: originalGPS ? { lat: originalGPS.lat, lng: originalGPS.lng } : undefined + }); + await asset.save(); + + // 6. Handle share token if privacy is 'shared' + let shareToken = undefined; + if (privacy === 'shared') { + shareToken = crypto.randomBytes(24).toString('hex'); + } + + // Handle sharedWith User IDs + let parsedSharedWith = []; + if (sharedWithUsers) { + try { + parsedSharedWith = JSON.parse(sharedWithUsers); + } catch (e) { + // Ignore parse error + } + } + + // 7. Save Scene to DB + const scene = new Scene({ + title, + assetId: asset._id, + lat: latitude, + lng: longitude, + owner: req.user._id, + privacy: privacy || 'private', + shareToken, + sharedWith: parsedSharedWith + }); + await scene.save(); + + res.status(201).json({ + message: 'Scene created successfully', + scene + }); + + } catch (error) { + // Cleanup file if error occurs + if (req.file && fs.existsSync(req.file.path)) { + try { fs.unlinkSync(req.file.path); } catch (e) {} + } + res.status(500).json({ message: error.message }); + } +}); + +/** + * @route GET /api/scenes + * @desc Get all accessible scenes for the map (respecting privacy rules) + * @access Public / Private + */ +router.get('/scenes', optionalAuth, async (req, res) => { + try { + let query = {}; + + if (req.user) { + // Logged in: See public, member-only, owned, or shared-with-me scenes + query = { + $or: [ + { privacy: 'public' }, + { privacy: 'member' }, + { privacy: 'shared' }, // shareToken will be required to fetch panorama, but coordinates show on map + { owner: req.user._id }, + { sharedWith: req.user._id } + ] + }; + } else { + // Guests: See only public or shared scenes + query = { + $or: [ + { privacy: 'public' }, + { privacy: 'shared' } + ] + }; + } + + const scenes = await Scene.find(query) + .populate('owner', 'username') + .populate('assetId', 'coordinates createdAt'); + + res.json(scenes); + } catch (error) { + res.status(500).json({ message: error.message }); + } +}); + +/** + * @route GET /api/scenes/:id + * @desc Get single scene detail (respecting privacy rules) + * @access Public / Private + */ +router.get('/scenes/:id', optionalAuth, async (req, res) => { + try { + const scene = await Scene.findById(req.id || req.params.id) + .populate('owner', 'username') + .populate('assetId'); + + if (!scene) { + return res.status(404).json({ message: 'Scene not found' }); + } + + const hasAccess = + scene.privacy === 'public' || + (scene.privacy === 'member' && req.user) || + (req.user && scene.owner._id.toString() === req.user._id.toString()) || + (req.user && scene.sharedWith.includes(req.user._id)) || + (scene.privacy === 'shared' && req.query.token === scene.shareToken); + + if (!hasAccess) { + return res.status(403).json({ message: 'Access denied to this scene' }); + } + + res.json(scene); + } catch (error) { + res.status(500).json({ message: error.message }); + } +}); + +/** + * @route GET /api/assets/view/:assetId + * @desc Securely stream panorama images (prevents direct link / unauthorized downloads) + * @access Public / Private + Referer Verification + Token validation + */ +router.get('/assets/view/:assetId', verifyReferer, setNoCacheHeaders, optionalAuth, async (req, res) => { + try { + const asset = await Asset.findById(req.params.assetId); + if (!asset) { + return res.status(404).json({ message: 'Asset not found' }); + } + + // Find associated scene to verify privacy + const scene = await Scene.findOne({ assetId: asset._id }); + if (!scene) { + // Orphaned asset, only owner can view + if (!req.user || req.user._id.toString() !== asset.uploadedBy.toString()) { + return res.status(403).json({ message: 'Access denied' }); + } + } else { + const hasAccess = + scene.privacy === 'public' || + (scene.privacy === 'member' && req.user) || + (req.user && scene.owner.toString() === req.user._id.toString()) || + (req.user && scene.sharedWith.includes(req.user._id)) || + (scene.privacy === 'shared' && req.query.token === scene.shareToken); + + if (!hasAccess) { + return res.status(403).json({ message: 'Access denied: You do not have permission to view this asset' }); + } + } + + if (!fs.existsSync(asset.filePath)) { + return res.status(404).json({ message: 'Physical file not found on disk' }); + } + + // Stream file securely + res.sendFile(path.resolve(asset.filePath)); + + } catch (error) { + res.status(500).json({ message: error.message }); + } +}); + +module.exports = router; diff --git a/backend/routes/authRoutes.js b/backend/routes/authRoutes.js new file mode 100644 index 0000000..fcb2772 --- /dev/null +++ b/backend/routes/authRoutes.js @@ -0,0 +1,86 @@ +const express = require('express'); +const jwt = require('jsonwebtoken'); +const User = require('../models/User'); + +const router = express.Router(); + +/** + * @route POST /api/auth/register + * @desc Register a new user + * @access Public + */ +router.post('/register', async (req, res) => { + try { + const { username, password, role } = req.body; + + // Check if user already exists + const userExists = await User.findOne({ username }); + if (userExists) { + return res.status(400).json({ message: 'User already exists' }); + } + + // Check if this is the very first user registering + const userCount = await User.countDocuments(); + let finalRole = 'Thành viên'; + + if (userCount === 0) { + // First user to register in the system gets the supreme admin role + finalRole = 'Chủ sở hữu'; + } + + const user = new User({ + username, + password, + role: finalRole + }); + + await user.save(); + + res.status(201).json({ + message: 'User registered successfully', + user: { + id: user._id, + username: user.username, + role: user.role + } + }); + } catch (error) { + res.status(500).json({ message: error.message }); + } +}); + +/** + * @route POST /api/auth/login + * @desc Authenticate user & get token + * @access Public + */ +router.post('/login', async (req, res) => { + try { + const { username, password } = req.body; + + const user = await User.findOne({ username }); + if (!user || !(await user.comparePassword(password))) { + return res.status(401).json({ message: 'Invalid credentials' }); + } + + // Generate JWT + const token = jwt.sign( + { id: user._id, role: user.role }, + process.env.JWT_SECRET, + { expiresIn: '30d' } + ); + + res.json({ + token, + user: { + id: user._id, + username: user.username, + role: user.role + } + }); + } catch (error) { + res.status(500).json({ message: error.message }); + } +}); + +module.exports = router; diff --git a/backend/server.js b/backend/server.js new file mode 100644 index 0000000..0e9e427 --- /dev/null +++ b/backend/server.js @@ -0,0 +1,40 @@ +const express = require('express'); +const cors = require('cors'); +const path = require('path'); +const dotenv = require('dotenv'); + +// Load environment variables +dotenv.config(); + +const connectDB = require('./config/db'); +const authRoutes = require('./routes/authRoutes'); +const apiRoutes = require('./routes/apiRoutes'); + +// Connect to Database +connectDB(); + +const app = express(); + +// Standard middlewares +app.use(cors()); +app.use(express.json()); +app.use(express.urlencoded({ extended: true })); + +// API Routes +app.use('/api/auth', authRoutes); +app.use('/api', apiRoutes); + +// Serve Frontend static assets from the parent/frontend directory +app.use(express.static(path.join(__dirname, '../frontend'))); + +// Fallback to index.html for single-page style behaviors +app.use((req, res) => { + res.sendFile(path.join(__dirname, '../frontend/index.html')); +}); + +const PORT = process.env.PORT || 5000; + +app.listen(PORT, () => { + console.log(`Server is running in security mode on port ${PORT}`); + console.log(`System Host (Referer origin check) set to: ${process.env.SYSTEM_HOST || 'http://localhost:5000'}`); +}); diff --git a/backend/utils/exifHelper.js b/backend/utils/exifHelper.js new file mode 100644 index 0000000..6064608 --- /dev/null +++ b/backend/utils/exifHelper.js @@ -0,0 +1,80 @@ +const fs = require('fs'); +const exifr = require('exifr'); +const piexif = require('piexifjs'); + +/** + * Parses GPS coordinates from an image file using exifr + * @param {string} filePath - Path to the image file + * @returns {Promise<{lat: number, lng: number}|null>} GPS coordinates or null if not found + */ +const getGPSCoordinates = async (filePath) => { + try { + const gps = await exifr.gps(filePath); + if (gps && typeof gps.latitude === 'number' && typeof gps.longitude === 'number') { + return { + lat: gps.latitude, + lng: gps.longitude + }; + } + return null; + } catch (error) { + console.warn(`Could not read EXIF GPS from ${filePath}: ${error.message}`); + return null; + } +}; + +/** + * Converts decimal degrees to Degrees, Minutes, Seconds rational format for piexifjs + * @param {number} deg - Decimal degrees coordinate + * @returns {Array} Array of rational numbers [[D, 1], [M, 1], [S * 100, 100]] + */ +const degToDmsRational = (deg) => { + const absolute = Math.abs(deg); + const d = Math.floor(absolute); + const m = Math.floor((absolute - d) * 60); + const s = Math.round((absolute - d - m / 60) * 3600 * 100) / 100; + return [ + [d, 1], + [m, 1], + [Math.round(s * 100), 100] + ]; +}; + +/** + * Injects GPS coordinates into a JPEG image file using piexifjs + * @param {string} filePath - Path to the JPEG file + * @param {number} lat - Latitude + * @param {number} lng - Longitude + */ +const injectGPSCoordinates = async (filePath, lat, lng) => { + try { + const jpegBinary = fs.readFileSync(filePath).toString('binary'); + + let exifObj = { "0th": {}, "Exif": {}, "GPS": {} }; + try { + exifObj = piexif.load(jpegBinary); + } catch (e) { + // No existing EXIF, start clean + } + + const latRef = lat >= 0 ? 'N' : 'S'; + const lngRef = lng >= 0 ? 'E' : 'W'; + + exifObj["GPS"][piexif.GPSIFD.GPSLatitudeRef] = latRef; + exifObj["GPS"][piexif.GPSIFD.GPSLatitude] = degToDmsRational(lat); + exifObj["GPS"][piexif.GPSIFD.GPSLongitudeRef] = lngRef; + exifObj["GPS"][piexif.GPSIFD.GPSLongitude] = degToDmsRational(lng); + + const exifBytes = piexif.dump(exifObj); + const newJpegBinary = piexif.insert(exifBytes, jpegBinary); + + fs.writeFileSync(filePath, Buffer.from(newJpegBinary, 'binary')); + } catch (error) { + throw new Error(`Failed to inject EXIF GPS: ${error.message}`); + } +}; + +module.exports = { + getGPSCoordinates, + injectGPSCoordinates +}; diff --git a/backend/utils/imageHelper.js b/backend/utils/imageHelper.js new file mode 100644 index 0000000..c2f3ef4 --- /dev/null +++ b/backend/utils/imageHelper.js @@ -0,0 +1,23 @@ +const sharp = require('sharp'); + +/** + * Resizes an image to standard 8K resolution (8192x4096) with 2:1 ratio and saves as JPEG + * @param {string} inputPath - Path to the original uploaded file + * @param {string} outputPath - Path to save the processed 8K JPEG image + */ +const resizeTo8K = async (inputPath, outputPath) => { + try { + await sharp(inputPath) + .resize(8192, 4096, { + fit: 'fill' // Ensures the output is exactly 8192x4096 + }) + .jpeg({ quality: 90 }) + .toFile(outputPath); + } catch (error) { + throw new Error(`Sharp image processing failed: ${error.message}`); + } +}; + +module.exports = { + resizeTo8K +}; diff --git a/frontend/css/style.css b/frontend/css/style.css new file mode 100644 index 0000000..9e29710 --- /dev/null +++ b/frontend/css/style.css @@ -0,0 +1,171 @@ +* { + box-sizing: border-box; + margin: 0; + padding: 0; + font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; +} + +html, body { + width: 100%; + height: 100%; + overflow: hidden; +} + +#map { + width: 100%; + height: 100%; + z-index: 1; +} + +/* Floating panels on top of the map */ +.floating-panel { + position: absolute; + top: 20px; + right: 20px; + background: rgba(255, 255, 255, 0.95); + padding: 15px; + border-radius: 8px; + box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15); + z-index: 1000; + width: 280px; +} + +.floating-panel h3 { + margin-bottom: 10px; + font-size: 16px; + color: #333; +} + +.floating-panel input { + width: 100%; + padding: 8px; + margin-bottom: 8px; + border: 1px solid #ccc; + border-radius: 4px; +} + +.btn-group { + display: flex; + gap: 10px; +} + +.btn-group button, .floating-panel button { + flex: 1; + padding: 8px; + background-color: #007bff; + color: white; + border: none; + border-radius: 4px; + cursor: pointer; + font-weight: bold; + transition: background-color 0.2s; +} + +.btn-group button:hover, .floating-panel button:hover { + background-color: #0056b3; +} + +/* Modal Styling */ +.modal { + display: none; + position: fixed; + top: 0; + left: 0; + width: 100%; + height: 100%; + background-color: rgba(0, 0, 0, 0.5); + z-index: 2000; + justify-content: center; + align-items: center; +} + +.modal-content { + background: white; + padding: 25px; + border-radius: 8px; + width: 100%; + max-width: 450px; + position: relative; + box-shadow: 0 5px 25px rgba(0,0,0,0.3); +} + +.close-btn { + position: absolute; + top: 15px; + right: 20px; + font-size: 24px; + cursor: pointer; + color: #666; +} + +.close-btn:hover { + color: #000; +} + +.form-group { + margin-bottom: 15px; +} + +.form-group label { + display: block; + margin-bottom: 5px; + font-weight: 600; + color: #333; +} + +.form-group input, .form-group select { + width: 100%; + padding: 10px; + border: 1px solid #ccc; + border-radius: 4px; +} + +.submit-btn { + width: 100%; + padding: 12px; + background-color: #28a745; + color: white; + border: none; + border-radius: 4px; + cursor: pointer; + font-weight: bold; + font-size: 16px; +} + +.submit-btn:hover { + background-color: #218838; +} + +/* 3D Viewer Overlays (Full Screen) */ +#viewer-container { + position: fixed; + top: 0; + left: 0; + width: 100%; + height: 100%; + z-index: 3000; + background: black; +} + +#panorama-viewer { + width: 100%; + height: 100%; +} + +#close-viewer-btn { + position: absolute; + top: 20px; + left: 20px; + padding: 12px 24px; + background: rgba(255, 255, 255, 0.9); + border: none; + border-radius: 5px; + font-weight: bold; + cursor: pointer; + z-index: 3001; + box-shadow: 0 4px 10px rgba(0,0,0,0.3); +} + +#close-viewer-btn:hover { + background: white; +} diff --git a/frontend/index.html b/frontend/index.html new file mode 100644 index 0000000..bf760ef --- /dev/null +++ b/frontend/index.html @@ -0,0 +1,90 @@ + + + + + + Virtual 3D Tour Map + + + + + + + + + + +
+ + +
+
+

Login / Register

+ + +
+ + +
+
+ +
+ + + + + + + + + + + + + + + + + diff --git a/frontend/js/main_map.js b/frontend/js/main_map.js new file mode 100644 index 0000000..70c899c --- /dev/null +++ b/frontend/js/main_map.js @@ -0,0 +1,291 @@ +const API_BASE_URL = 'http://localhost:5000/api'; + +let map; +let tempMarker = null; + +// Initialize when DOM is ready +document.addEventListener('DOMContentLoaded', () => { + initMap(); + checkAuthStatus(); + loadScenes(); +}); + +/** + * Initializes the full-screen Leaflet Map + */ +function initMap() { + // Center of map defaults to Hanoi + map = L.map('map').setView([21.0285, 105.8542], 13); + + L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', { + maxZoom: 19, + attribution: '© OpenStreetMap contributors' + }).addTo(map); + + // Event listener for right-click on map to open modal + map.on('contextmenu', (e) => { + const { lat, lng } = e.latlng; + openCreateSceneModal(lat, lng); + }); +} + +/** + * Checks if user is logged in (via localStorage JWT) and updates UI + */ +function checkAuthStatus() { + const token = localStorage.getItem('jwt'); + const username = localStorage.getItem('username'); + const role = localStorage.getItem('role'); + + const authGuest = document.getElementById('auth-guest'); + const authLoggedIn = document.getElementById('auth-logged-in'); + + if (token && username) { + authGuest.style.display = 'none'; + authLoggedIn.style.display = 'block'; + document.getElementById('logged-username').innerText = username; + document.getElementById('logged-role').innerText = role || 'Thành viên'; + } else { + authGuest.style.display = 'block'; + authLoggedIn.style.display = 'none'; + } +} + +/** + * Handles user login + */ +async function handleLogin() { + const username = document.getElementById('username-input').value.trim(); + const password = document.getElementById('password-input').value.trim(); + + if (!username || !password) { + alert('Please fill in both fields'); + return; + } + + try { + const response = await fetch(`${API_BASE_URL}/auth/login`, { + method: 'POST', + headers: { 'Content-Type': 'application/json' }, + body: JSON.stringify({ username, password }) + }); + + const data = await response.json(); + if (!response.ok) throw new Error(data.message || 'Login failed'); + + localStorage.setItem('jwt', data.token); + localStorage.setItem('username', data.user.username); + localStorage.setItem('role', data.user.role); + + checkAuthStatus(); + loadScenes(); // Reload scenes to show member/private scenes + alert('Logged in successfully!'); + } catch (error) { + alert(error.message); + } +} + +/** + * Handles user registration + */ +async function handleRegister() { + const username = document.getElementById('username-input').value.trim(); + const password = document.getElementById('password-input').value.trim(); + + if (!username || !password) { + alert('Please fill in both fields'); + return; + } + + try { + const response = await fetch(`${API_BASE_URL}/auth/register`, { + method: 'POST', + headers: { 'Content-Type': 'application/json' }, + body: JSON.stringify({ username, password, role: 'Thành viên' }) + }); + + const data = await response.json(); + if (!response.ok) throw new Error(data.message || 'Registration failed'); + + alert('Registration successful! You can now log in.'); + } catch (error) { + alert(error.message); + } +} + +/** + * Handles user logout + */ +function handleLogout() { + localStorage.removeItem('jwt'); + localStorage.removeItem('username'); + localStorage.removeItem('role'); + checkAuthStatus(); + loadScenes(); // Reload scenes to filter out private ones + alert('Logged out successfully'); +} + +/** + * Opens Modal for creating a Scene and sets lat/lng inputs + */ +function openCreateSceneModal(lat, lng) { + const token = localStorage.getItem('jwt'); + if (!token) { + alert('Please log in first to create a 3D scene.'); + return; + } + + // Place a temporary marker on the map + if (tempMarker) map.removeLayer(tempMarker); + tempMarker = L.marker([lat, lng]).addTo(map); + + document.getElementById('modal-lat').value = lat.toFixed(6); + document.getElementById('modal-lng').value = lng.toFixed(6); + document.getElementById('create-scene-modal').style.display = 'flex'; +} + +/** + * Closes the Create Scene Modal and removes temporary marker + */ +function closeModal() { + document.getElementById('create-scene-modal').style.display = 'none'; + if (tempMarker) { + map.removeLayer(tempMarker); + tempMarker = null; + } + document.getElementById('create-scene-form').reset(); + document.getElementById('shared-with-group').style.display = 'none'; +} + +/** + * Toggles visibility of the shared users input based on privacy selection + */ +function toggleSharedUsers() { + const privacy = document.getElementById('modal-privacy').value; + const group = document.getElementById('shared-with-group'); + if (privacy === 'shared') { + group.style.display = 'block'; + } else { + group.style.display = 'none'; + } +} + +/** + * Form submission for Scene creation (multipart/form-data) + */ +async function submitScene(e) { + e.preventDefault(); + + const form = document.getElementById('create-scene-form'); + const formData = new FormData(form); + + const token = localStorage.getItem('jwt'); + if (!token) { + alert('Please log in to submit'); + return; + } + + try { + const response = await fetch(`${API_BASE_URL}/scenes`, { + method: 'POST', + headers: { + 'Authorization': `Bearer ${token}` + }, + body: formData + }); + + const data = await response.json(); + if (!response.ok) throw new Error(data.message || 'Failed to save scene'); + + alert('Scene created successfully!'); + closeModal(); + loadScenes(); + } catch (error) { + alert(error.message); + } +} + +/** + * Loads and displays visible Scenes on the map + */ +async function loadScenes() { + try { + const token = localStorage.getItem('jwt'); + const headers = {}; + if (token) { + headers['Authorization'] = `Bearer ${token}`; + } + + const response = await fetch(`${API_BASE_URL}/scenes`, { + method: 'GET', + headers + }); + + if (!response.ok) throw new Error('Failed to load scenes'); + const scenes = await response.json(); + + // Clear existing markers (excluding tempMarker) + map.eachLayer((layer) => { + if (layer instanceof L.Marker && layer !== tempMarker) { + map.removeLayer(layer); + } + }); + + // Add Markers for each scene + scenes.forEach((scene) => { + const marker = L.marker([scene.lat, scene.lng]).addTo(map); + + // Generate Popup content with a View button + let popupContent = ` +
+

${scene.title}

+

Owner: ${scene.owner ? scene.owner.username : 'Unknown'}

+

Privacy: ${scene.privacy.toUpperCase()}

+ +
+ `; + marker.bindPopup(popupContent); + }); + + } catch (error) { + console.error('Error loading scenes:', error); + } +} + +/** + * Fetches secure scene details and triggers the Panorama viewer + */ +async function openScene(sceneId, privacy, shareToken) { + try { + const token = localStorage.getItem('jwt'); + const headers = {}; + if (token) { + headers['Authorization'] = `Bearer ${token}`; + } + + let url = `${API_BASE_URL}/scenes/${sceneId}`; + if (privacy === 'shared' && shareToken) { + url += `?token=${shareToken}`; + } + + const response = await fetch(url, { + method: 'GET', + headers + }); + + const scene = await response.json(); + if (!response.ok) throw new Error(scene.message || 'Failed to fetch scene details'); + + // Construct secure image URL passing shareToken if applicable + let secureImageUrl = `${API_BASE_URL}/assets/view/${scene.assetId._id}`; + if (privacy === 'shared' && scene.shareToken) { + secureImageUrl += `?token=${scene.shareToken}`; + } + + // Initialize 3D Viewer with secure, referer-protected image stream + initPanoramaViewer(secureImageUrl); + + } catch (error) { + alert(error.message); + } +} diff --git a/frontend/js/viewer360.js b/frontend/js/viewer360.js new file mode 100644 index 0000000..7939861 --- /dev/null +++ b/frontend/js/viewer360.js @@ -0,0 +1,78 @@ +let activeViewer = null; + +/** + * Initializes and shows the Pannellum 360° panorama viewer with security overlays. + * @param {string} imageUrl - Authorized URL to fetch the secure image stream + */ +function initPanoramaViewer(imageUrl) { + const container = document.getElementById('viewer-container'); + container.style.display = 'block'; + + if (activeViewer) { + try { + activeViewer.destroy(); + } catch (e) {} + } + + // Initialize Pannellum Equirectangular viewer + activeViewer = pannellum.viewer('panorama-viewer', { + "type": "equirectangular", + "panorama": imageUrl, + "autoLoad": true, + "showControls": true, + "compass": false, + "mouseZoom": true, + "keyboardZoom": true + }); + + // Security constraints inside the viewer + applyViewerSecurity(); +} + +/** + * Closes and destroys the active panorama viewer. + */ +function closeViewer() { + document.getElementById('viewer-container').style.display = 'none'; + if (activeViewer) { + try { + activeViewer.destroy(); + } catch (e) {} + activeViewer = null; + } +} + +/** + * Appends event listeners to block right-clicks and common image saving shortcuts. + */ +function applyViewerSecurity() { + const viewer = document.getElementById('viewer-container'); + + // Block right-clicks inside the 3D Viewer Container + viewer.addEventListener('contextmenu', (e) => { + e.preventDefault(); + alert('Security Alert: Direct image downloading or copying is disabled on this asset.'); + }); + + // Block drag and drop + viewer.addEventListener('dragstart', (e) => { + e.preventDefault(); + }); +} + +// Global safety shortcut listeners (F12, Ctrl+S, Ctrl+U, Ctrl+Shift+I) +document.addEventListener('keydown', (e) => { + // Only enforce when viewer is active + if (document.getElementById('viewer-container').style.display === 'block') { + const isCtrlS = e.ctrlKey && (e.key === 's' || e.key === 'S'); + const isCtrlU = e.ctrlKey && (e.key === 'u' || e.key === 'U'); + const isF12 = e.key === 'F12'; + const isCtrlShiftI = e.ctrlKey && e.shiftKey && (e.key === 'i' || e.key === 'I'); + + if (isCtrlS || isCtrlU || isF12 || isCtrlShiftI) { + e.preventDefault(); + alert('Security Alert: Inspection and saving functions are restricted on this viewer.'); + return false; + } + } +});