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solution-3.py
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
import cgi
# import CRUD Operations from Lesson 1
from database_setup import Base, Restaurant, MenuItem
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
# 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:
# Objective 3 Step 2 - Create /restarants/new page
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'>"
output += "<input name = 'newRestaurantName' type = 'text' placeholder = 'New Restaurant Name' > "
output += "<input type='submit' value='Create'>"
output += "</form></body></html>"
self.wfile.write(output)
return
if self.path.endswith("/restaurants"):
restaurants = session.query(Restaurant).all()
output = ""
# Objective 3 Step 1 - Create a Link to create a new menu item
output += "<a href = '/restaurants/new' > Make a New Restaurant Here </a></br></br>"
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
output += "<html><body>"
for restaurant in restaurants:
output += restaurant.name
output += "</br>"
# Objective 2 -- Add Edit and Delete Links
output += "<a href ='#' >Edit </a> "
output += "</br>"
output += "<a href =' #'> Delete </a>"
output += "</br></br></br>"
output += "</body></html>"
self.wfile.write(output)
return
except IOError:
self.send_error(404, 'File Not Found: %s' % self.path)
# Objective 3 Step 3- Make POST method
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')
# Create new Restaurant Object
newRestaurant = Restaurant(name=messagecontent[0])
session.add(newRestaurant)
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:
server = HTTPServer(('', 8080), webServerHandler)
print 'Web server running... Open localhost:8080/restaurants in your browser'
server.serve_forever()
except KeyboardInterrupt:
print '^C received, shutting down server'
server.socket.close()
if __name__ == '__main__':
main()