zyphlar
426 lines
16 KiB
Python
426 lines
16 KiB
Python
#!/usr/bin/env python3
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"""
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Flask web server for The Villages Import Tools
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"""
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from flask import Flask, render_template, jsonify, request, send_from_directory
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import subprocess
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import os
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import threading
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import json
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from datetime import datetime
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import yaml
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app = Flask(__name__, static_folder='static', template_folder='templates')
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# Store running processes
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running_processes = {}
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process_logs = {}
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# Global var
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latest_path = "/data/latest"
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@app.route('/')
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def index():
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"""Main index page with script execution buttons"""
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counties = get_counties()
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# Get list of files
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data_files = {}
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if os.path.exists(latest_path):
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try:
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for countyFolder in os.listdir(latest_path):
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folder_path = '/data/latest/' + countyFolder
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if os.path.isdir(folder_path):
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data_files[countyFolder] = os.listdir(folder_path)
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except Exception:
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pass
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import json as _json
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return render_template('index.html',
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counties=counties,
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counties_json=_json.dumps(counties),
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data_files=data_files)
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@app.route('/map')
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def map_viewer():
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"""Map viewer page"""
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return render_template('map.html')
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def get_script_map():
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"""Build script map dynamically from county configuration."""
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counties = get_counties()
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county_dirs = ' '.join(f'$NEWDIR/{c["id"]}' for c in counties)
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sm = {
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'ls': 'ls -al /data',
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'make-new-latest': f'cd /data && NEWDIR=$(date +%y%m%d) && mkdir -p {county_dirs} && ln -sfn $NEWDIR latest',
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}
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dl_roads = {}; dl_addrs = {}; dl_paths = {}
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osm_roads = {}; osm_addrs = {}; osm_paths = {}
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conv_roads = {}; conv_addrs = {}; conv_paths = {}
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diff_roads = {}; diff_addrs = {}; diff_paths = {}
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for c in counties:
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cid = c['id']
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name = c['name']
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state = c['state']
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base = f'/data/latest/{cid}'
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if c.get('roads_url'):
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dl_roads[cid] = f'mkdir -p {base} && wget {c["roads_url"]} -O {base}/roads.shp.zip'
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if c.get('addresses_url'):
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dl_addrs[cid] = f'mkdir -p {base} && wget {c["addresses_url"]} -O {base}/addresses.shp.zip'
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pu = c.get('paths_url', '')
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if pu == 'upload':
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dl_paths[cid] = {'type': 'upload', 'dest': f'{base}/paths.shp.zip'}
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elif pu:
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dl_paths[cid] = f'mkdir -p {base} && wget {pu} -O {base}/paths.shp.zip'
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osm_roads[cid] = ['python', 'download-overpass.py', '--type', 'highways', name, state, f'{base}/osm-roads.geojson']
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osm_addrs[cid] = ['python', 'download-overpass.py', '--type', 'addresses', name, state, f'{base}/osm-addresses.geojson']
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if pu:
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osm_paths[cid] = ['python', 'download-overpass.py', '--type', 'paths', name, state, f'{base}/osm-paths.geojson']
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conv_roads[cid] = ['python', 'shp-to-geojson.py', f'{base}/roads.shp.zip', f'{base}/county-roads.geojson']
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conv_addrs[cid] = ['python', 'convert-addresses.py', f'{base}/addresses.shp.zip', f'{base}/county-addresses.geojson']
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if pu:
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conv_paths[cid] = ['python', 'shp-to-geojson.py', f'{base}/paths.shp.zip', f'{base}/county-paths.geojson']
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diff_roads[cid] = ['python', 'diff-highways.py', f'{base}/osm-roads.geojson', f'{base}/county-roads.geojson', '--output', f'{base}/diff-roads.geojson']
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diff_addrs[cid] = ['python', 'compare-addresses.py', '--local-file', f'{base}/county-addresses.geojson', '--osm-file', f'{base}/osm-addresses.geojson', '--output-dir', base]
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if pu:
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diff_paths[cid] = ['python', 'diff-highways.py', f'{base}/osm-paths.geojson', f'{base}/county-paths.geojson', '--output', f'{base}/diff-paths.geojson']
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if dl_roads: sm['download-county-roads'] = dl_roads
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if dl_addrs: sm['download-county-addresses'] = dl_addrs
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if dl_paths: sm['download-county-paths'] = dl_paths
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sm['download-osm-roads'] = osm_roads
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sm['download-osm-addresses'] = osm_addrs
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if osm_paths: sm['download-osm-paths'] = osm_paths
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sm['convert-roads'] = conv_roads
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sm['convert-addresses'] = conv_addrs
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if conv_paths: sm['convert-paths'] = conv_paths
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sm['diff-roads'] = diff_roads
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sm['diff-addresses'] = diff_addrs
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if diff_paths: sm['diff-paths'] = diff_paths
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return sm
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@app.route('/api/run-script', methods=['POST'])
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def run_script():
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"""Execute a script in the background"""
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data = request.json
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script_name = data.get('script')
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county = data.get('county', '')
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force_download = data.get('forceDownload', False)
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if not script_name:
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return jsonify({'error': 'No script specified'}), 400
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# Check if /data/latest exists and is a symlink, not a regular directory
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# Skip this check for make-new-latest, ls
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skip_check_scripts = ['make-new-latest', 'ls']
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if script_name not in skip_check_scripts:
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latest_path = '/data/latest'
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if os.path.exists(latest_path) or os.path.islink(latest_path):
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# Check if it's a directory but NOT a symlink
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if os.path.isdir(latest_path) and not os.path.islink(latest_path):
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return jsonify({'error': '/data/latest is a directory, not a symlink. Please run "Make New Latest" first.'}), 400
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else:
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# /data/latest doesn't exist at all
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return jsonify({'error': '/data/latest does not exist. Please run "Make New Latest" first.'}), 400
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script_map = get_script_map()
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if script_name not in script_map:
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return jsonify({'error': 'Unknown script'}), 400
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script_config = script_map[script_name]
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# Handle both string commands and dict of county-specific commands
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if isinstance(script_config, str):
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# Simple string command (like 'ls')
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cmd = ['bash', '-c', script_config]
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elif isinstance(script_config, dict):
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# County-specific commands
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if not county:
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return jsonify({'error': 'County required for this script'}), 400
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if county not in script_config:
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return jsonify({'error': f'County {county} not supported for {script_name}'}), 400
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cmd_config = script_config[county]
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if isinstance(cmd_config, str):
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cmd = ['bash', '-c', cmd_config]
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else:
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cmd = list(cmd_config) # Make a copy to avoid modifying the original
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else:
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return jsonify({'error': 'Invalid script configuration'}), 400
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# Generate a unique job ID
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job_id = f"{script_name}_{county}_{datetime.now().strftime('%Y%m%d_%H%M%S')}"
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# Start process in background
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def run_command():
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try:
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process = subprocess.Popen(
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cmd,
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT,
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text=True,
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cwd=os.path.dirname(os.path.dirname(__file__))
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)
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running_processes[job_id] = process
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process_logs[job_id] = []
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# Stream output
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for line in process.stdout:
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process_logs[job_id].append(line)
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process.wait()
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process_logs[job_id].append(f"\n[Process completed with exit code {process.returncode}]")
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except Exception as e:
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process_logs[job_id].append(f"\n[ERROR: {str(e)}]")
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finally:
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if job_id in running_processes:
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del running_processes[job_id]
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thread = threading.Thread(target=run_command)
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thread.daemon = True
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thread.start()
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return jsonify({'job_id': job_id, 'status': 'started'})
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@app.route('/api/job-status/<job_id>')
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def job_status(job_id):
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"""Get status and logs for a job"""
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is_running = job_id in running_processes
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logs = process_logs.get(job_id, [])
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return jsonify({
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'job_id': job_id,
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'running': is_running,
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'logs': logs
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})
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@app.route('/api/cancel-job', methods=['POST'])
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def cancel_job():
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"""Cancel a running job"""
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data = request.json
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job_id = data.get('job_id')
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if not job_id:
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return jsonify({'error': 'No job ID specified'}), 400
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if job_id not in running_processes:
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return jsonify({'error': 'Job not found or already completed'}), 404
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try:
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process = running_processes[job_id]
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process.terminate()
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process_logs[job_id].append('\n[Job cancelled by user]')
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del running_processes[job_id]
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return jsonify({'success': True})
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except Exception as e:
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return jsonify({'error': str(e)}), 500
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@app.route('/api/upload-file', methods=['POST'])
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def upload_file():
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"""Upload a shapefile ZIP to a path under /data/latest"""
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dest = request.form.get('dest')
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if not dest or not dest.startswith('/data/latest/'):
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return jsonify({'error': 'Invalid destination path'}), 400
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latest = '/data/latest'
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if os.path.exists(latest) or os.path.islink(latest):
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if os.path.isdir(latest) and not os.path.islink(latest):
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return jsonify({'error': '/data/latest is a directory, not a symlink. Please run "Make New Latest" first.'}), 400
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else:
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return jsonify({'error': '/data/latest does not exist. Please run "Make New Latest" first.'}), 400
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if 'file' not in request.files:
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return jsonify({'error': 'No file provided'}), 400
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f = request.files['file']
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if not f.filename.lower().endswith('.zip'):
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return jsonify({'error': 'File must be a ZIP archive (.zip)'}), 400
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os.makedirs(os.path.dirname(dest), exist_ok=True)
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f.save(dest)
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return jsonify({'success': True, 'path': dest})
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@app.route('/api/list-files')
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def list_files():
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"""List available GeoJSON files"""
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data_dir = '/data'
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files = {
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'diff': [],
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'osm': [],
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'county': []
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}
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# Scan directories for geojson files
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if os.path.exists(data_dir):
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for root, dirs, filenames in os.walk(data_dir):
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for filename in filenames:
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if filename.endswith('.geojson'):
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rel_path = os.path.relpath(os.path.join(root, filename), data_dir)
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if 'diff' in filename.lower():
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files['diff'].append(rel_path)
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elif 'osm' in filename.lower():
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files['osm'].append(rel_path)
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elif any(county in filename.lower() for county in ['lake', 'sumter']):
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files['county'].append(rel_path)
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return jsonify(files)
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@app.route('/api/latest-date')
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def latest_date():
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"""Return the folder name that /data/latest symlinks to (used as data date in filenames)."""
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try:
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target = os.path.basename(os.path.realpath('/data/latest'))
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return jsonify({'date': target})
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except Exception:
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return jsonify({'date': ''})
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@app.route('/data/<path:filename>')
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def serve_data(filename):
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"""Serve GeoJSON files"""
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return send_from_directory('/data', filename)
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# ── Counties config ────────────────────────────────────────────────────────────
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COUNTIES_FILE = '/data/counties.yml'
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DEFAULT_COUNTIES = [
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{
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'id': 'lake',
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'name': 'Lake County',
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'state': 'Florida',
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'color': '#28a745',
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'roads_url': 'https://c.lakecountyfl.gov/ftp/GIS/GisDownloads/Shapefiles/Streets.zip',
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'addresses_url': 'https://c.lakecountyfl.gov/ftp/GIS/GisDownloads/Shapefiles/Addresspoints.zip',
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'paths_url': '',
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},
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{
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'id': 'sumter',
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'name': 'Sumter County',
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'state': 'Florida',
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'color': '#17a2b8',
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'roads_url': 'https://www.arcgis.com/sharing/rest/content/items/9177e17c72d3433aa79630c7eda84add/data',
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'addresses_url': 'https://www.arcgis.com/sharing/rest/content/items/c75c5aac13a648968c5596b0665be28b/data',
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'paths_url': 'upload',
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},
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]
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def _ensure_counties_file():
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if not os.path.exists(COUNTIES_FILE):
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os.makedirs(os.path.dirname(COUNTIES_FILE), exist_ok=True)
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with open(COUNTIES_FILE, 'w') as f:
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yaml.dump({'counties': DEFAULT_COUNTIES}, f,
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default_flow_style=False, allow_unicode=True)
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_ensure_counties_file()
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def get_counties():
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try:
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with open(COUNTIES_FILE) as f:
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data = yaml.safe_load(f) or {}
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return data.get('counties', DEFAULT_COUNTIES)
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except Exception:
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return DEFAULT_COUNTIES
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@app.route('/counties')
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def counties_page():
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return render_template('counties.html')
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@app.route('/api/counties', methods=['GET'])
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def get_counties_api():
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try:
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return jsonify({'counties': get_counties()})
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except Exception as e:
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return jsonify({'error': str(e)}), 500
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@app.route('/api/counties', methods=['POST'])
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def save_counties():
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data = request.json
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counties = data.get('counties', [])
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for c in counties:
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if not c.get('id', '').strip():
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return jsonify({'error': 'Each county must have a non-empty id'}), 400
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if not c.get('name', '').strip():
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return jsonify({'error': 'Each county must have a non-empty name'}), 400
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tmp = COUNTIES_FILE + '.tmp'
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with open(tmp, 'w') as f:
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yaml.dump({'counties': counties}, f, default_flow_style=False, allow_unicode=True)
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os.replace(tmp, COUNTIES_FILE)
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return jsonify({'success': True})
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# ── Exceptions config ──────────────────────────────────────────────────────────
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EXCEPTIONS_FILE = '/data/exceptions.yml'
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DEFAULT_EXCEPTIONS = [
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{'from': "D Angelo Lane", 'to': "D'Angelo Lane"},
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{'from': "Lajolla Circle", 'to': "La Jolla Circle"},
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{'from': "Gardena Court", 'to': "Gardenia Court"},
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{'from': "Glenmont Court", 'to': "Glenmount Court"},
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{'from': "Pawleys Island Path", 'to': "Pawley's Island Path"},
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{'from': "Oday Street", 'to': "O'Day Street"},
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{'from': "Obrien Place", 'to': "O'Brien Place"},
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{'from': "Ohara Court", 'to': "O'Hara Court"},
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]
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def _ensure_exceptions_file():
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if not os.path.exists(EXCEPTIONS_FILE):
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os.makedirs(os.path.dirname(EXCEPTIONS_FILE), exist_ok=True)
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with open(EXCEPTIONS_FILE, 'w') as f:
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yaml.dump({'corrections': DEFAULT_EXCEPTIONS}, f,
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default_flow_style=False, allow_unicode=True)
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_ensure_exceptions_file()
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@app.route('/exceptions')
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def exceptions_page():
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return render_template('exceptions.html')
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@app.route('/api/exceptions', methods=['GET'])
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def get_exceptions():
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try:
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with open(EXCEPTIONS_FILE) as f:
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data = yaml.safe_load(f) or {}
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return jsonify({'corrections': data.get('corrections', [])})
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except Exception as e:
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return jsonify({'error': str(e)}), 500
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@app.route('/api/exceptions', methods=['POST'])
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def save_exceptions():
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data = request.json
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corrections = data.get('corrections', [])
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# Validate
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for item in corrections:
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if not isinstance(item.get('from'), str) or not item['from'].strip():
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return jsonify({'error': 'Each correction must have a non-empty "from" field'}), 400
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if not isinstance(item.get('to'), str) or not item['to'].strip():
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return jsonify({'error': 'Each correction must have a non-empty "to" field'}), 400
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# Atomic write
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tmp = EXCEPTIONS_FILE + '.tmp'
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with open(tmp, 'w') as f:
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yaml.dump({'corrections': corrections}, f,
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default_flow_style=False, allow_unicode=True)
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os.replace(tmp, EXCEPTIONS_FILE)
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return jsonify({'success': True})
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if __name__ == '__main__':
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app.run(host='0.0.0.0', port=5000, debug=True)
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