locations-jinja.py

import os.path
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'  

def get_filtered_data():
    locations = []
    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:
            lon = val1
            lat = val2
            d8t = str(time.strftime('%Y-%m-%d', time.localtime(val3)))
            thime = str(time.strftime('%H:%M:%S', time.localtime(val4)))
            timeStamp = val4
            tid = val5
            locations.append([lon,lat,d8t,thime,tid,timeStamp])
    return locations

class homePage:
    @cherrypy.expose
    @cherrypy.tools.gzip()
    def index(self):
        template = JINJA_ENVIRONMENT.get_template('homepage.html')
        template_values = {'locations': get_filtered_data()} #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

class mapPage:
    @cherrypy.expose
    @cherrypy.tools.gzip()
    def index(self):
        template = JINJA_ENVIRONMENT.get_template('map.html')
        template_values = {'locations': get_filtered_data()} #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
   

class loginPage:
    @cherrypy.expose
    @cherrypy.tools.gzip()
    def index(self):
        template = JINJA_ENVIRONMENT.get_template('login.html')
        template_values = {'locations': get_filtered_data()} #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

class databasePage:
    @cherrypy.expose
    @cherrypy.tools.gzip()
    def index(self):
        template = JINJA_ENVIRONMENT.get_template('database.html')
        template_values = {'locations': get_filtered_data()} #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
       


root = homePage()
root.map = mapPage()        # Here we mount request handler objects
root.login = loginPage()
root.database = databasePage()

if __name__ == '__main__':
    # CherryPy always starts with app.root when trying to map request URIs
    # to objects, so we need to mount a request handler root.
    # Instead of calling a particular class, we call root
    cherrypy.config.update({'server.socket_host': '0.0.0.0'})
    cherrypy.config.update({'server.socket_port': 3000})
    cherrypy.quickstart(root, '/', {'/': {'tools.gzip.on': True}})