/
webserver.py
185 lines (149 loc) · 5.5 KB
/
webserver.py
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from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
import cgi
## for crud work
from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker
from database_setup import Base, Restaurant, MenuItem
engine = create_engine('sqlite:///restaurantmenu.db')
Base.metadata.bind = engine
DBSession = sessionmaker(bind = engine)
session = DBSession()
### web servers
class webserverHandler(BaseHTTPRequestHandler):
def do_GET(self):
try:
if self.path.endswith("/hello"):
self.send_response(200)
self.send_header('Content-type','text/html')
self.end_headers()
output = ""
output += "<html><body>"
output += " Hello! "
output += """<form method = 'POST' enctype = 'multipart/form-data'
action='/hello'><h2>What would you like me to say?</h2> <input
name = 'message' type='text' ><input type='submit' value='Submit'>
</form>"""
output += "</html></body>"
self.wfile.write(output)
print output
return
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='/restaurants/new' > Create a new restaurant </a>"
items = session.query(Restaurant).all()
for item in items:
output += "<h3> %s <br> <a href='/restaurants/%s/edit' > edit </a> <br> <a href='/restaurants/%s/delete' > delete </a> </h3>" % (item.name, item.id, item.id)
output += "</html></body>"
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 += """<form method = 'POST' enctype = 'multipart/form-data'
action='/restaurants/new'><h2>Add a new restaurant to the DB!</h2>"""
output += "<input name = 'restaurant' type='text' >"
output += "<input type='submit' value='Create'>"
output += "</form></html></body>"
self.wfile.write(output)
print output
return
#editing
items = session.query(Restaurant).all()
for item in items:
if self.path.endswith("/restaurants/%s/edit" % item.id ):
self.send_response(200)
self.send_header('Content-type','text/html')
self.end_headers()
output = ""
output += "<html><body>"
output += "<h1> %s </h1>" % item.name
output += """<form method = 'POST' enctype = 'multipart/form-data'
action='/restaurants/%s/edit'>""" % item.id
output += "<input name = 'renamed_rest' type='text' >"
output += "<input type='submit' value='Rename'>"
output += "</form></html></body>"
self.wfile.write(output)
print output
return
#deleting
items = session.query(Restaurant).all()
for item in items:
if self.path.endswith("/restaurants/%s/delete" % item.id ):
self.send_response(200)
self.send_header('Content-type','text/html')
self.end_headers()
output = ""
output += "<html><body>"
output += "<h1> Are you sure you want to delete %s ?</h1>" % item.name
output += """<form method = 'POST' enctype = 'multipart/form-data'
action='/restaurants/%s/delete'><input type='submit' value='Delete'>
</form>""" % item.id
output += "</html></body>"
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)
# adding restaurant to db
restaurant_name = fields.get('restaurant')
myFirstRestaurant = Restaurant( name = restaurant_name[0] )
session.add(myFirstRestaurant)
session.commit()
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location','/restaurants')
self.end_headers
items = session.query(Restaurant).all()
for item in items:
if self.path.endswith("/restaurants/%s/edit" % item.id ):
ctype, pdict = cgi.parse_header(self.headers.getheader('content-type'))
if ctype == 'multipart/form-data':
fields = cgi.parse_multipart(self.rfile, pdict)
# adding restaurant to db
restaurant = session.query(Restaurant).filter_by(id = item.id ).one()
new_restaurant_name = fields.get('renamed_rest')
restaurant.name = new_restaurant_name[0]
session.add(restaurant)
session.commit()
self.send_response(301)
self.send_header('Content-type', 'text/html')
self.send_header('Location','/restaurants')
self.end_headers()
items = session.query(Restaurant).all()
for item in items:
if self.path.endswith("/restaurants/%s/delete" % item.id ):
ctype, pdict = cgi.parse_header(self.headers.getheader('content-type'))
restaurant = session.query(Restaurant).filter_by(id = item.id ).one()
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 is running on port %s" % port
server.serve_forever()
except KeyboardInterrupt:
print "^C entered, stopping the web server..."
server.socket.close()
if __name__ == '__main__':
main()