def do_POST(self):
try:
#successful response
self.send_response(301)
self.end_headers()
#read our data sent in.
ctype, pdict = cgi.parse_header(self.headers.getheader('content-type'))
#check for form data
if ctype == 'multipart/form-data':
#store the fields sent in
fields = cgi.parse_multipart(self.rfile, pdict)
try:
name = fields.get('restaurant')
except:
pass
#hidden field telling us which form is being sent
operation = fields.get('operation')
sucess_response = ''
#determine our query based on which form was sent
if operation[0] == 'add':
#add our restaurant
RestaurantQuery.add_restaurant(name[0])
sucess_response = "<h1>successfully added new restaurant %s</h1>" % name[0]
if operation[0] == 'edit':
#get our id value, we stored it in a hidden field
rID = fields.get('rID')
#update our restaurant
RestaurantQuery.edit_restaurant(int(rID[0]), name[0])
sucess_response = "<h1>successfully edited %s</h1>" % name[0]
if operation[0] == 'delete':
#get our id value, we stored it in a hidden field
rID = fields.get('rID')
#delete our restaurant
rName = RestaurantQuery.delete_restaurant(int(rID[0]))
sucess_response = "<h1>successfully deleted %s</h1>" % rName
#output the response
output = ""
output += "<html><body>"
output += sucess_response
#link to make new restaurants
output += "<a href='/restaurants/new'>Click here to add a new restaurant</a>"
#create another query instance, now we'll get
#our new restaurant in the list
restaurants = RestaurantQuery.get_items(Restaurant)
#append our query results to the message
output += restaurants
output += "</body></html>"
self.wfile.write(output)
print output
return
except:
pass
def do_GET(self):
#check the url being requested
#and if it's a url we're expecting
#return a a response
if self.path.endswith("/restaurants"):
#successful response code
self.send_response(200)
#headers to send back
self.send_header('Content-type', 'text/html')
self.end_headers()
#begin our response message for the user
message = ""
message += "<html><body>"
#link to make new restaurants
message += "<a href='/restaurants/new'>Click here to add a new restaurant</a>"
#create an instance of our query
#class and get back the requested data
#from our database.
restaurants = RestaurantQuery.get_items(Restaurant)
#append our query results to the message
message += restaurants
#close our message
message += "</body></html>"
#writeout the server response
self.wfile.write(message)
#print message
print message
return
#get our /restaurant/new page
if self.path.endswith("/restaurants/new"):
#successful response code
self.send_response(200)
#headers to send back
self.send_header('Content-type', 'text/html')
self.end_headers()
#begin our response message for the user
message = ""
message += "<html><body>"
#add our form
message += "<form method='POST', enctype='multipart/form-data' action='/restaurants'><h2>Add a new restaurant</h2>"
message += "<input type='text' name='restaurant'><input type='hidden' name='operation' value='add'><input type='submit' value='submit'></form>"
message += "</body></html>"
#close our message
message += "</body></html>"
#writeout the server response
self.wfile.write(message)
#print message
print message
return
#since the url is dependent on the id we
#set up a small regex for the url to check.
#if it is a match present the page
if re.compile(r'/restaurants/([0-9]+)/edit').search(self.path):
#we have a matching url so no another
#regex is perfomed to extract the ID of the restaurant
rID = re.search(r'[0-9]+', self.path).group()
#successful response code
self.send_response(200)
#headers to send back
self.send_header('Content-type', 'text/html')
self.end_headers()
#begin our response message for the user
message = ""
message += "<html><body>"
#add our form
message += "<form method='POST', enctype='multipart/form-data' action='/restaurants'><h2>Edit a restaurant?</h2>"
message += "<input type='text' name='restaurant'><input type='hidden' name='operation' value='edit'>"
message += "<input type='hidden' name='rID' value='"+rID+"'><input type='submit' value='submit'></form>"
message += "</body></html>"
#close our message
message += "</body></html>"
#writeout the server response
self.wfile.write(message)
#print message
print message
return
#since the url is dependent on the id we
#set up a small regex for the url to check.
#if it is a match present the page
if re.compile(r'/restaurants/([0-9]+)/delete').search(self.path):
#we have a matching url so no another
#regex is perfomed to extract the ID of the restaurant
rID = re.search(r'[0-9]+', self.path).group()
#successful response code
self.send_response(200)
#headers to send back
self.send_header('Content-type', 'text/html')
self.end_headers()
#begin our response message for the user
message = ""
message += "<html><body>"
#get the name of the restaurant
#being operated on
rName = RestaurantQuery.get_restaurant(int(rID), 'name')
#add our form
message += "<form method='POST', enctype='multipart/form-data' action='/restaurants'><h2>Are you sure you want to delete "+rName+"?</h2>"
message += "<input type='hidden' name='operation' value='delete'>"
message += "<input type='hidden' name='rID' value='"+rID+"'><input type='submit' value='delete'></form>"
message += "</body></html>"
#close our message
message += "</body></html>"
#writeout the server response
self.wfile.write(message)
#print message
print message
return
else:
self.send_error(404, 'File Not Found: %s' % self.path)