locations-jinja.py

import cherrypy
import jinja2
import sqlite3 as sql
import math, os
import time

JINJA_ENVIRONMENT = jinja2.Environment(loader=jinja2.FileSystemLoader(os.path.join(os.path.dirname(__file__),'templates')),extensions=['jinja2.ext.autoescape'])

DB = 'locations.db'   

class LocationsWebsite(object):
    @cherrypy.expose
    @cherrypy.tools.gzip()
    def index(self):
        template = JINJA_ENVIRONMENT.get_template('index.html')
        template_values = {'locations': self.get_locations()} #template_values is a dict. key is 'locations', values is a list of lists of two items (long, lat)
        return template.render(template_values) #make and serve the webpage
            
    def get_locations(self):
        locations = self.get_filtered_data()
        return locations
    
    def get_filtered_data(self):
        all_data = []
        with sql.connect(DB) as cur:
            results = cur.execute('''SELECT * FROM Location GROUP BY longitude, latitude, date,tid ORDER BY tid DESC,time;''')
            for val1,val2,val3,val4,val5, in results: #rename vals to actual 
                lon = val1
                lat = val2
                d8t = str(time.strftime('%Y-%m-%d', time.localtime(val3)))
                thime = str(time.strftime('%H:%M:%S', time.localtime(val4)))
                tid = val5
                all_data.append([lon,lat,d8t,thime,tid])
        return all_data
    
if __name__ == '__main__':
    cherrypy.config.update({'server.socket_host': '0.0.0.0'})
    cherrypy.config.update({'server.socket_port': 3000})
    cherrypy.quickstart(LocationsWebsite(), '/', {'/': {'tools.gzip.on': True}})