/
rest_webserver.py
210 lines (163 loc) · 7.62 KB
/
rest_webserver.py
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
import cgi
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from database_setup import Restaurant, Base, MenuItem
engine = create_engine('sqlite:///restaurantmenu.db')
Base.metadata.bind = engine
DBSession = sessionmaker(bind=engine)
session = DBSession()
def get_restaurants():
try:
restaurants = session.query(Restaurant).all()
# r = session.query(Restaurant).order_by(Restaurant.name).all()
return restaurants
except:
print "error, could not connect to database"
def addRestaurant(rname):
try:
restaurant1 = Restaurant(name=rname)
session.add(restaurant1)
session.commit()
except:
print "error, could not add restaurant"
def changeName(rest_id, new_name):
try:
restaurant = session.query(Restaurant).filter_by(id=rest_id).first()
restaurant.name = new_name
session.add(restaurant)
session.commit()
except:
print "error, could not update restaurant name"
class webServerHandler(BaseHTTPRequestHandler):
def do_GET(self):
try:
if self.path.endswith("/delete"):
restaurantIDPath = self.path.split("/")[2]
myRestaurantQuery = session.query(Restaurant).filter_by(
id=restaurantIDPath).one()
if myRestaurantQuery:
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output = "<html><body>"
output += "<h2>Are you sure you wish to delete: "
output += myRestaurantQuery.name
output += "</h2>"
output += "<form method='POST' enctype='multipart/form-data' action = '/restaurants/%s/delete' >" % restaurantIDPath
output += "<input type = 'submit' value = 'Delete'>"
output += "</form>"
output += "</body></html>"
self.wfile.write(output)
if self.path.endswith("/edit"):
restaurantIDPath = self.path.split("/")[2]
myRestaurantQuery = session.query(Restaurant).filter_by(
id=restaurantIDPath).one()
if myRestaurantQuery:
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output = "<html><body>"
output += "<h1>"
output += myRestaurantQuery.name
output += "</h1>"
output += "<form method='POST' enctype='multipart/form-data' action = '/restaurants/%s/edit' >" % restaurantIDPath
output += "<input name = 'newRestaurantName' type='text' placeholder = '%s' >" % myRestaurantQuery.name
output += "<input type = 'submit' value = 'Rename'>"
output += "</form>"
output += "</body></html>"
self.wfile.write(output)
if self.path.endswith("/restaurants"):
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output = ""
output += "<html><body>"
output += "<a href='./new'>Add A Restaurant</a><br>"
output += "<h2>Where do you want to Eat?</h2>"
# get restaurant object
restaurants = get_restaurants()
for r in restaurants:
# get id of restaurant
output += r.name + "<br>"
output += "<a href='/restaurants/%s/edit'>Edit</a><br>" % r.id
output += "<a href='/restaurants/%s/delete'>Delete</a><br><br>" % r.id
output += "</body></html>"
self.wfile.write(output)
print output
return
if self.path.endswith("/restaurants/new"):
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output = ""
output += "<html><body>"
output += "<h1>Hello!</h1>"
output += '''<form method='POST' enctype='multipart/form-data' action='/restaurants/new'>
<h2>Enter A New Restaurant</h2>
<input name="newRestaurantName" type="text">
<input type="submit" value="Submit"> </form>'''
output += "</body></html>"
self.wfile.write(output)
print output
return
except IOError:
self.send_error(404, 'File Not Found: %s' % self.path)
def do_POST(self):
try:
if self.path.endswith("/restaurants/new"):
ctype, pdict = cgi.parse_header(
self.headers.getheader('content-type'))
if ctype == 'multipart/form-data':
fields = cgi.parse_multipart(self.rfile, pdict)
messagecontent = fields.get('newRestaurantName')
addRestaurant(messagecontent[0])
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location', '/restaurants')
self.end_headers()
if self.path.endswith("/delete"):
ctype, pdict = cgi.parse_header(
self.headers.getheader('content-type'))
if ctype == 'multipart/form-data':
fields = cgi.parse_multipart(self.rfile, pdict)
restaurantIDPath = self.path.split("/")[2]
myRestaurantQuery = session.query(Restaurant).filter_by(
id=restaurantIDPath).one()
if myRestaurantQuery != []:
session.delete(myRestaurantQuery)
session.commit()
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location', '/restaurants')
self.end_headers()
if self.path.endswith("/edit"):
ctype, pdict = cgi.parse_header(
self.headers.getheader('content-type'))
if ctype == 'multipart/form-data':
fields = cgi.parse_multipart(self.rfile, pdict)
messagecontent = fields.get('newRestaurantName')
restaurantIDPath = self.path.split("/")[2]
myRestaurantQuery = session.query(Restaurant).filter_by(
id=restaurantIDPath).one()
if myRestaurantQuery != []:
myRestaurantQuery.name = messagecontent[0]
session.add(myRestaurantQuery)
session.commit()
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location', '/restaurants')
self.end_headers()
except:
pass
def main():
try:
port = 8080
server = HTTPServer(('', port), webServerHandler)
print "Web Server running on port %s" % port
server.serve_forever()
except KeyboardInterrupt:
print " ^C entered, stopping web server...."
server.socket.close()
if __name__ == '__main__':
main()