726 lines
No EOL
38 KiB
Python
726 lines
No EOL
38 KiB
Python
"""
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Main demo page resource for the OpenEventDatabase.
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"""
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import falcon
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from oedb.utils.logging import logger
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class DemoMainResource:
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"""
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Resource for the main demo page.
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Handles the /demo endpoint.
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"""
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def on_get(self, req, resp):
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"""
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Handle GET requests to the /demo endpoint.
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Returns an HTML page with a MapLibre map showing current events.
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Args:
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req: The request object.
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resp: The response object.
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"""
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logger.info("Processing GET request to /demo")
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try:
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# Set content type to HTML
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resp.content_type = 'text/html'
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# Load environment variables from .env file for OAuth2 configuration
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from oedb.utils.db import load_env_from_file
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load_env_from_file()
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# Get OAuth2 configuration parameters
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import os
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client_id = os.getenv("CLIENT_ID", "")
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client_secret = os.getenv("CLIENT_SECRET", "")
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client_redirect = os.getenv("CLIENT_REDIRECT", "")
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# Create HTML response with MapLibre map
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html = """
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>OpenEventDatabase Demo</title>
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<script src="https://unpkg.com/maplibre-gl@3.0.0/dist/maplibre-gl.js"></script>
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<link href="https://unpkg.com/maplibre-gl@3.0.0/dist/maplibre-gl.css" rel="stylesheet" />
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.4/css/bulma.min.css">
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<link rel="stylesheet" href="/static/demo_styles.css">
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<script defer src="https://use.fontawesome.com/releases/v5.15.4/js/all.js"></script>
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<script src="/static/demo_auth.js"></script>
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<style>
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body { margin: 0; padding: 0; font-family: Arial, sans-serif; }
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#map { position: absolute; top: 0; bottom: 0; width: 100%; }
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.map-overlay {
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position: absolute;
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top: 10px;
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left: 10px;
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background: rgba(255, 255, 255, 0.9);
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padding: 10px;
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border-radius: 5px;
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box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
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max-width: 300px;
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}
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.map-style-control {
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position: absolute;
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top: 10px;
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right: 10px;
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background: rgba(255, 255, 255, 0.9);
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padding: 10px;
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border-radius: 5px;
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box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
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z-index: 1;
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}
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.map-style-control button {
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display: block;
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margin-bottom: 5px;
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padding: 5px 10px;
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background: #fff;
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border: 1px solid #ddd;
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border-radius: 3px;
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cursor: pointer;
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width: 100%;
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text-align: left;
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}
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.map-style-control button:hover {
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background: #f5f5f5;
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}
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.map-style-control button.active {
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background: #0078ff;
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color: white;
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border-color: #0056b3;
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}
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h2 { margin-top: 0; }
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ul { padding-left: 20px; }
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a { color: #0078ff; text-decoration: none; }
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a:hover { text-decoration: underline; }
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.event-popup { max-width: 300px; }
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</style>
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</head>
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<body>
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<div id="map"></div>
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<!-- Hidden OAuth2 configuration for the JavaScript module -->
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<input type="hidden" id="osmClientId" value="{client_id}">
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<input type="hidden" id="osmClientSecret" value="{client_secret}">
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<input type="hidden" id="osmRedirectUri" value="{client_redirect}">
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<div class="map-overlay">
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<h2>OpenEventDatabase Demo</h2>
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<p>This map shows current events from the OpenEventDatabase.</p>
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<!-- User Information Panel -->
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<div id="user-info-panel" class="user-info-panel" style="display: none; background-color: #f5f5f5; border-radius: 4px; padding: 10px; margin: 10px 0; box-shadow: 0 2px 4px rgba(0,0,0,0.1);">
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<h3 style="margin-top: 0; margin-bottom: 10px; color: #333;">User Information</h3>
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<p>Username: <strong id="username-display">Anonymous</strong></p>
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<p>Points: <span id="points-display" style="font-weight: bold; color: #0078ff;">0</span></p>
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</div>
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<!-- Authentication section -->
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<!--
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# <div id="auth-section" class="auth-section">
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# <h3>OpenStreetMap Authentication</h3>
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#
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# <a href="https://www.openstreetmap.org/oauth2/authorize?client_id={client_id}&redirect_uri={client_redirect}&response_type=code&scope=read_prefs" class="osm-login-btn">
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# <span class="osm-logo"></span>
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# Login with OpenStreetMap
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# </a>
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# <script>
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# // Replace server-side auth section with JavaScript-rendered version if available
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# document.addEventListener('DOMContentLoaded', function() {
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# if (window.osmAuth) {
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# const clientId = document.getElementById('osmClientId').value;
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# const redirectUri = document.getElementById('osmRedirectUri').value;
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# const authSection = document.getElementById('auth-section');
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#
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# // Only replace if osmAuth is loaded and has renderAuthSection method
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# if (osmAuth.renderAuthSection) {
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# authSection.innerHTML = osmAuth.renderAuthSection(clientId, redirectUri);
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# }
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# }
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# });
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# </script>
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# </div> -->
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<h3>API Endpoints:</h3>
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<ul>
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<li><a href="/" >/ - API Information</a></li>
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<li><a href="/event" >/event - Get Events</a></li>
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<li><a href="/stats" >/stats - Database Statistics</a></li>
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</ul>
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<h3>Demo Pages:</h3>
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<ul>
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<li><a href="/demo/search" >/demo/search - Advanced Search</a></li>
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<li><a href="/demo/by-what" >/demo/by-what - Events by Type</a></li>
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<li><a href="/demo/map-by-what" >/demo/map-by-what - Map by Event Type</a></li>
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<li><a href="/demo/traffic" >/demo/traffic - Report Traffic Jam</a></li>
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<li><a href="/demo/view-events" >/demo/view-events - View Saved Events</a></li>
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<li><a href="/event?what=music" >Search Music Events</a></li>
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<li><a href="/event?what=sport" >Search Sport Events</a></li>
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</ul>
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<p><a href="/demo/traffic" class="add-event-btn" style="display: block; text-align: center; margin-top: 15px; padding: 8px; background-color: #0078ff; color: white; border-radius: 4px; font-weight: bold;">+ Traffic event</a></p>
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<p><a href="/demo/add" class="add-event-btn" style="display: block; text-align: center; margin-top: 15px; padding: 8px; background-color: #0078ff; color: white; border-radius: 4px; font-weight: bold;">+ Any Event</a></p>
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<p style="text-align: center; margin-top: 10px;">
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<a href="https://source.cipherbliss.com/tykayn/oedb-backend" title="View Source Code on Cipherbliss" style="font-size: 24px;">
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<i class="fas fa-code-branch"></i> sources
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</a>
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</p>
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</div>
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<div class="map-style-control">
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<h4 style="margin-top: 0; margin-bottom: 10px;">Map Style</h4>
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<button id="style-default" class="active">Default</button>
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<button id="style-osm-vector">OSM Vector</button>
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<button id="style-osm-raster">OSM Raster</button>
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</div>
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<script>
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// Map style URLs
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const mapStyles = {
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default: 'https://tiles.openfreemap.org/styles/liberty',
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osmVector: 'https://cdn.jsdelivr.net/gh/openmaptiles/osm-bright-gl-style@master/style-cdn.json',
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osmRaster: {
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version: 8,
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sources: {
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'osm-raster': {
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type: 'raster',
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tiles: [
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'https://tile.openstreetmap.org/{z}/{x}/{y}.png'
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],
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tileSize: 256,
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attribution: '© <a href="https://www.openstreetmap.org/copyright" >OpenStreetMap</a> contributors'
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}
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},
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layers: [
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{
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id: 'osm-raster-layer',
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type: 'raster',
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source: 'osm-raster',
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minzoom: 0,
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maxzoom: 19
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}
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]
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}
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};
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// Initialize the map with default style
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const map = new maplibregl.Map({
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container: 'map',
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style: mapStyles.default,
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center: [2.3522, 48.8566], // Default center (Paris)
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zoom: 4
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});
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// Add navigation controls
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map.addControl(new maplibregl.NavigationControl());
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// Add attribution control with OpenStreetMap attribution
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map.addControl(new maplibregl.AttributionControl({
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customAttribution: '© <a href="https://www.openstreetmap.org/copyright" >OpenStreetMap</a> contributors'
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}));
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// Style switcher functionality
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let currentStyle = 'default';
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let eventsData = null;
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document.getElementById('style-default').addEventListener('click', () => {
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if (currentStyle !== 'default') {
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switchMapStyle('default');
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}
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});
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document.getElementById('style-osm-vector').addEventListener('click', () => {
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if (currentStyle !== 'osmVector') {
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switchMapStyle('osmVector');
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}
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});
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document.getElementById('style-osm-raster').addEventListener('click', () => {
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if (currentStyle !== 'osmRaster') {
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switchMapStyle('osmRaster');
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}
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});
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function switchMapStyle(styleName) {
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// Update active button
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document.querySelectorAll('.map-style-control button').forEach(button => {
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button.classList.remove('active');
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});
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document.getElementById(`style-${styleName.replace('osm', 'osm-')}`).classList.add('active');
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// Save current center and zoom
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const center = map.getCenter();
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const zoom = map.getZoom();
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// Save events data if already loaded
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if (map.getSource('events')) {
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try {
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eventsData = map.getSource('events')._data;
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} catch (e) {
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console.error('Error saving events data:', e);
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}
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}
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// Apply new style
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map.setStyle(mapStyles[styleName]);
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// Restore center and zoom after style is loaded
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map.once('style.load', () => {
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map.setCenter(center);
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map.setZoom(zoom);
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// Restore events data if available
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if (eventsData) {
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addEventsToMap(eventsData);
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} else {
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fetchEvents();
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}
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});
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currentStyle = styleName;
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}
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// Fetch events when the map is loaded
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map.on('load', function() {
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fetchEvents();
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});
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// Function to fetch events from the API
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function fetchEvents() {
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// Fetch events from the API - using the external API endpoint
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fetch('https://api.openeventdatabase.org/event?')
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.then(response => response.json())
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.then(data => {
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if (data.features && data.features.length > 0) {
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// Add events to the map
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addEventsToMap(data);
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// Fit map to events bounds
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fitMapToBounds(data);
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} else {
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console.log('No events found');
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}
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})
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.catch(error => {
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console.error('Error fetching events:', error);
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});
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}
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// Function to add events to the map
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function addEventsToMap(geojson) {
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// Add a GeoJSON source for events
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map.addSource('events', {
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type: 'geojson',
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data: geojson
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});
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// Add a circle layer for events
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map.addLayer({
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id: 'events-circle',
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type: 'circle',
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source: 'events',
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paint: {
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'circle-radius': 8,
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'circle-color': '#FF5722',
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'circle-stroke-width': 2,
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'circle-stroke-color': '#FFFFFF'
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}
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});
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// Add popups for events
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geojson.features.forEach(feature => {
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const coordinates = feature.geometry.coordinates.slice();
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const properties = feature.properties;
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// Create popup content
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let popupContent = '<div class="event-popup">';
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popupContent += `<h3>${properties.label || 'Event'}</h3>`;
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// Display all properties
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popupContent += '<div style="max-height: 300px; overflow-y: auto;">';
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popupContent += '<table style="width: 100%; border-collapse: collapse;">';
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// Sort properties alphabetically for better organization
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const sortedKeys = Object.keys(properties).sort();
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for (const key of sortedKeys) {
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// Skip the label as it's already displayed as the title
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if (key === 'label') continue;
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const value = properties[key];
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let displayValue;
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// Format the value based on its type
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if (value === null || value === undefined) {
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displayValue = '<em>null</em>';
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} else if (typeof value === 'object') {
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displayValue = `<pre style="margin: 0; white-space: pre-wrap;">${JSON.stringify(value, null, 2)}</pre>`;
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} else if (typeof value === 'string' && value.startsWith('http')) {
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displayValue = `<a href="${value}" >${value}</a>`;
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} else if (typeof value === 'string' && (key === 'start' || key === 'stop' || key.includes('date') || key.includes('time'))) {
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// For date fields, show both the original date and the relative time
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const relativeTime = getRelativeTimeString(value);
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displayValue = `${value} <span style="color: #666; font-style: italic;">(il y a ${relativeTime})</span>`;
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} else {
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displayValue = String(value);
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}
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popupContent += `
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<tr style="border-bottom: 1px solid #eee;">
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<td style="padding: 4px; font-weight: bold; vertical-align: top;">${key}:</td>
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<td style="padding: 4px;">${displayValue}</td>
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</tr>`;
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}
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popupContent += '</table>';
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popupContent += '</div>';
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// Check if this event needs reality check (traffic events created more than 1 hour ago)
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const needsRealityCheck = checkIfNeedsRealityCheck(feature);
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// Add reality check buttons if needed
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if (needsRealityCheck) {
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popupContent += `
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<div class="reality-check">
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<p>Is this traffic event still present?</p>
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<div class="reality-check-buttons">
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<button class="confirm-btn" onclick="confirmEvent('${properties.id}', true)">Yes, still there</button>
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<button class="deny-btn" onclick="confirmEvent('${properties.id}', false)">No, it's gone</button>
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</div>
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</div>
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`;
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} else if (properties['reality_check']) {
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// Show reality check information if it exists
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popupContent += `
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<div class="reality-check-info">
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<p>Reality check: ${properties['reality_check']}</p>
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</div>
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`;
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}
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// Add edit link
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popupContent += `<div style="margin-top: 10px; text-align: center;">
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<a href="/demo/edit/${properties.id}" class="edit-event-btn" style="display: inline-block; padding: 5px 10px; background-color: #0078ff; color: white; border-radius: 4px; text-decoration: none; font-weight: bold;">Edit Event</a>
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</div>`;
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popupContent += '</div>';
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// Create popup
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const popup = new maplibregl.Popup({
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closeButton: true,
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closeOnClick: true
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}).setHTML(popupContent);
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// Get event type for icon selection
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const eventType = properties.what || 'unknown';
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// Define icon based on event type
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let iconClass = 'info-circle'; // Default icon
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let iconColor = '#0078ff'; // Default color
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// Map event types to icons
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if (eventType.startsWith('weather')) {
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iconClass = 'cloud';
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iconColor = '#00d1b2'; // Teal
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} else if (eventType.startsWith('traffic')) {
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iconClass = 'car';
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iconColor = '#ff3860'; // Red
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} else if (eventType.startsWith('sport')) {
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iconClass = 'futbol';
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iconColor = '#3273dc'; // Blue
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} else if (eventType.startsWith('culture')) {
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iconClass = 'theater-masks';
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iconColor = '#ffdd57'; // Yellow
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} else if (eventType.startsWith('health')) {
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iconClass = 'heartbeat';
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iconColor = '#ff3860'; // Red
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} else if (eventType.startsWith('education')) {
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iconClass = 'graduation-cap';
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iconColor = '#3273dc'; // Blue
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} else if (eventType.startsWith('politics')) {
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iconClass = 'landmark';
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iconColor = '#209cee'; // Light blue
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} else if (eventType.startsWith('nature')) {
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iconClass = 'leaf';
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iconColor = '#23d160'; // Green
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}
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// Create custom HTML element for marker
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const el = document.createElement('div');
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el.className = 'marker';
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el.innerHTML = `<span class="icon" style="background-color: white; border-radius: 50%; padding: 8px; box-shadow: 0 0 5px rgba(0,0,0,0.3);">
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<i class="fas fa-${iconClass}" style="color: ${iconColor}; font-size: 16px;"></i>
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</span>`;
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// Add marker with popup
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new maplibregl.Marker(el)
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.setLngLat(coordinates)
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.setPopup(popup)
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.addTo(map);
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});
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}
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// Function to calculate relative time (e.g., "2 hours 30 minutes ago")
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function getRelativeTimeString(dateString) {
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if (!dateString) return '';
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// Parse the date string
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const date = new Date(dateString);
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if (isNaN(date.getTime())) return dateString; // Return original if invalid
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// Calculate time difference in milliseconds
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const now = new Date();
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const diffMs = now - date;
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// Convert to hours and minutes
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const diffHours = Math.floor(diffMs / (1000 * 60 * 60));
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const diffMinutes = Math.floor((diffMs % (1000 * 60 * 60)) / (1000 * 60));
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// Format the relative time string
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let relativeTime = '';
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if (diffHours > 0) {
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relativeTime += `${diffHours} heure${diffHours > 1 ? 's' : ''}`;
|
|
}
|
|
if (diffMinutes > 0 || diffHours === 0) {
|
|
if (diffHours > 0) relativeTime += ' ';
|
|
relativeTime += `${diffMinutes} minute${diffMinutes > 1 ? 's' : ''}`;
|
|
}
|
|
|
|
return relativeTime || "à l instant";
|
|
}
|
|
|
|
// Function to check if an event needs a reality check (created more than 1 hour ago)
|
|
function checkIfNeedsRealityCheck(event) {
|
|
// Skip if event already has a reality check
|
|
if (event.properties['reality_check']) {
|
|
return false;
|
|
}
|
|
// Only for traffic events
|
|
if (!event.properties.what || !event.properties.what.startsWith('traffic')) {
|
|
return false;
|
|
}
|
|
// Must have a creation date
|
|
const createDate = event.properties.createdate;
|
|
if (!createDate) {
|
|
return false;
|
|
}
|
|
const createTime = new Date(createDate).getTime();
|
|
if (isNaN(createTime)) {
|
|
return false;
|
|
}
|
|
const currentTime = new Date().getTime();
|
|
const oneHourInMs = 60 * 60 * 1000;
|
|
return (currentTime - createTime) > oneHourInMs;
|
|
}
|
|
|
|
// Function to fit map to events bounds
|
|
function fitMapToBounds(geojson) {
|
|
if (geojson.features.length === 0) return;
|
|
|
|
// Create a bounds object
|
|
const bounds = new maplibregl.LngLatBounds();
|
|
|
|
// Extend bounds with each feature
|
|
geojson.features.forEach(feature => {
|
|
bounds.extend(feature.geometry.coordinates);
|
|
});
|
|
|
|
// Fit map to bounds with padding
|
|
map.fitBounds(bounds, {
|
|
padding: 50,
|
|
maxZoom: 12
|
|
});
|
|
}
|
|
|
|
// Function to update user information display
|
|
function updateUserInfoDisplay() {
|
|
const username = localStorage.getItem('oedb_username');
|
|
const points = localStorage.getItem('oedb_points');
|
|
const userInfoPanel = document.getElementById('user-info-panel');
|
|
|
|
// Only show the panel if the user has a username or points
|
|
if (username || points) {
|
|
userInfoPanel.style.display = 'block';
|
|
|
|
// Update username display
|
|
if (username) {
|
|
document.getElementById('username-display').textContent = username;
|
|
}
|
|
|
|
// Update points display
|
|
if (points) {
|
|
document.getElementById('points-display').textContent = points;
|
|
}
|
|
}
|
|
|
|
// Add CSS for reality check buttons if not already added
|
|
if (!document.getElementById('reality-check-styles')) {
|
|
const style = document.createElement('style');
|
|
style.id = 'reality-check-styles';
|
|
style.textContent = `
|
|
.reality-check {
|
|
margin-top: 10px;
|
|
padding: 10px;
|
|
background-color: #fff3e0;
|
|
border-radius: 4px;
|
|
}
|
|
.reality-check-buttons {
|
|
display: flex;
|
|
justify-content: space-between;
|
|
margin-top: 8px;
|
|
}
|
|
.confirm-btn, .deny-btn {
|
|
padding: 5px 10px;
|
|
border: none;
|
|
border-radius: 4px;
|
|
cursor: pointer;
|
|
font-weight: bold;
|
|
}
|
|
.confirm-btn {
|
|
background-color: #4caf50;
|
|
color: white;
|
|
}
|
|
.deny-btn {
|
|
background-color: #f44336;
|
|
color: white;
|
|
}
|
|
.reality-check-info {
|
|
margin-top: 10px;
|
|
padding: 8px;
|
|
background-color: #e8f5e9;
|
|
border-radius: 4px;
|
|
font-size: 0.9em;
|
|
}
|
|
`;
|
|
document.head.appendChild(style);
|
|
}
|
|
}
|
|
|
|
// Function to handle event confirmation or denial
|
|
function confirmEvent(eventId, isConfirmed) {
|
|
// Get username from localStorage or prompt for it
|
|
let username = localStorage.getItem('oedb_username');
|
|
|
|
if (!username) {
|
|
username = promptForUsername();
|
|
if (!username) {
|
|
// User cancelled the prompt
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Current date and time
|
|
const now = new Date();
|
|
const dateTimeString = now.toISOString();
|
|
|
|
// Create reality check string
|
|
const realityCheckStatus = isConfirmed ? 'confirmed' : 'not confirmed';
|
|
const realityCheckValue = `${dateTimeString} | ${username} | ${realityCheckStatus}`;
|
|
|
|
// Fetch the event to update
|
|
fetch(`https://api.openeventdatabase.org/event/${eventId}`)
|
|
.then(response => {
|
|
if (response.ok) {
|
|
return response.json();
|
|
} else {
|
|
throw new Error(`Failed to fetch event ${eventId}`);
|
|
}
|
|
})
|
|
.then(event => {
|
|
// Add reality_check property
|
|
event.properties['reality_check'] = realityCheckValue;
|
|
|
|
// Update the event
|
|
return fetch(`https://api.openeventdatabase.org/event/${eventId}`, {
|
|
method: 'PUT',
|
|
headers: {
|
|
'Content-Type': 'application/json'
|
|
},
|
|
body: JSON.stringify(event)
|
|
});
|
|
})
|
|
.then(response => {
|
|
if (response.ok) {
|
|
// Save contribution to localStorage
|
|
saveContribution(eventId, isConfirmed);
|
|
|
|
// Award points
|
|
awardPoints(3);
|
|
|
|
// Show success message
|
|
alert(`Thank you for your contribution! You've earned 3 points.`);
|
|
|
|
// Update user info display
|
|
updateUserInfoDisplay();
|
|
|
|
// Refresh events to update the display
|
|
fetchEvents();
|
|
} else {
|
|
throw new Error('Failed to update event');
|
|
}
|
|
})
|
|
.catch(error => {
|
|
console.error('Error updating event:', error);
|
|
alert(`Error: ${error.message}`);
|
|
});
|
|
}
|
|
|
|
// Function to prompt for username
|
|
function promptForUsername() {
|
|
const username = prompt('Please enter your username:');
|
|
if (username) {
|
|
localStorage.setItem('oedb_username', username);
|
|
return username;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// Function to save contribution to localStorage
|
|
function saveContribution(eventId, isConfirmed) {
|
|
// Get existing contributions
|
|
let contributions = JSON.parse(localStorage.getItem('oedb_contributions') || '[]');
|
|
|
|
// Add new contribution
|
|
contributions.push({
|
|
eventId: eventId,
|
|
timestamp: new Date().toISOString(),
|
|
isConfirmed: isConfirmed
|
|
});
|
|
|
|
// Save back to localStorage
|
|
localStorage.setItem('oedb_contributions', JSON.stringify(contributions));
|
|
}
|
|
|
|
// Function to award points
|
|
function awardPoints(points) {
|
|
// Get current points
|
|
let currentPoints = parseInt(localStorage.getItem('oedb_points') || '0');
|
|
|
|
// Add new points
|
|
currentPoints += points;
|
|
|
|
// Save back to localStorage
|
|
localStorage.setItem('oedb_points', currentPoints.toString());
|
|
}
|
|
|
|
// Update user info when the page loads
|
|
document.addEventListener('DOMContentLoaded', function() {
|
|
updateUserInfoDisplay();
|
|
});
|
|
</script>
|
|
</body>
|
|
</html>
|
|
"""
|
|
|
|
# Set the response body and status
|
|
resp.text = html
|
|
resp.status = falcon.HTTP_200
|
|
logger.success("Successfully processed GET request to /demo")
|
|
except Exception as e:
|
|
logger.error(f"Error processing GET request to /demo: {e}")
|
|
resp.status = falcon.HTTP_500
|
|
resp.text = f"Error: {str(e)}"
|
|
|
|
# Create a global instance of DemoMainResource
|
|
demo_main = DemoMainResource() |