/
webserver.py
174 lines (139 loc) · 6.58 KB
/
webserver.py
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
import cgi
## import CRUD Operations ##
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from database_setup import Base, Restaurant, MenuItem
# Create session and connect to DB
engine = create_engine('sqlite:///restaurantmenu.db')
Base.metadata.bind = engine
DBSession = sessionmaker(bind = engine)
session = DBSession()
class webserverHandler(BaseHTTPRequestHandler):
def do_GET(self):
try:
if self.path.endswith("/restaurants"):
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output = ""
output += "<html><body>"
for restaurant in session.query(Restaurant).all():
output += "<p>"
output += "%s<br>" % restaurant.name
output += "<a href='restaurants/%s/edit'>Edit</a><br>" % restaurant.id
output += "<a href='restaurants/%s/delete'>Delete</a><br>" % restaurant.id
output += "</p>"
output += "<p><a href='/restaurants/new'>"
output += "Make a new restaurant here</a></p>"
output += "</body></html>"
self.wfile.write(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>Make a New Restaurant</h1>"
output += ("<form method='Post' enctype='multipart/form-data' "
"action='/restaurants/new'>"
"<input name='restaurantName' type='text' "
"placeholder = 'New Restaurant Name' >"
"<input type='submit' value='Create'> </form>")
output += "</body></html>"
self.wfile.write(output)
return
if self.path.endswith("/edit"):
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
# grab the restaurant id from the path
restaurant_id = self.path.split("/")[2]
restaurant = session.query(Restaurant).filter_by(id = restaurant_id)[0]
output = ""
output += "<html><body>"
output += "<h1>%s</h1>" % restaurant.name
output += ("<form method='Post' enctype='multipart/form-data' "
"action='/restaurants/%s/edit'>") % restaurant_id
output += ("<input name='restaurantName' type='text' "
"placeholder= '%s' >") % restaurant.name
output += "<input type='submit' value='Rename'> </form>"
output += "</body></html>"
self.wfile.write(output)
return
if self.path.endswith("/delete"):
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
# grab the restaurant id from the path
restaurant_id = self.path.split("/")[2]
restaurant = session.query(Restaurant).filter_by(id = restaurant_id)[0]
output = ""
output += "<html><body>"
output += "<h1>Are you sure you want to delete %s?</h1>" % restaurant.name
output += ("<form method='Post' enctype='multipart/form-data' "
"action='/restaurants/%s/delete'>") % restaurant_id
output += "<input type='submit' value='Delete'> </form>"
output += "</body></html>"
self.wfile.write(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)
restaurant_name = fields.get('restaurantName')[0]
# Create new Restaurant class
new_restaurant = Restaurant(name = restaurant_name)
session.add(new_restaurant)
session.commit()
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location', '/restaurants')
self.end_headers()
return
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)
restaurant_name = fields.get('restaurantName')[0]
# get id from path
restaurant_id = self.path.split("/")[2]
# Find and rename the Restaurant
restaurant = session.query(Restaurant).filter_by(id = restaurant_id)[0]
restaurant.name = restaurant_name
session.add(restaurant)
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("/delete"):
# get id from path
restaurant_id = self.path.split("/")[2]
# Find and delete the Restaurant
restaurant = session.query(Restaurant).filter_by(id = restaurant_id)[0]
if restaurant != [] :
session.delete(restaurant)
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()