def valid_signature(student=None):
signature = request.headers.get('signature')
if not signature:
return False
# Get the type of request and URI ex. GET /k12/nb2406
message = request.method + ' ' + request.script_root + request.path
if student:
for (key, value) in student.iteritems():
message = message + " " + str(value)
hash_value = encrypt(message)
if hash_value != int(signature):
return False
return True
def send_request(request):
#Look for the actual URL in input string.
if "//" in request:
index = request.find("//")
index = index + 2
route = request[index:]
index = route.find("/")
route = route[index:]
else:
index = request.find("/")
route = request[index:]
#Op should be either get, post, delete, or put.
req_list = request.split(" ")
op = req_list[0]
#Must have 'http://' in url to make request using requests
#module.
url = req_list[1]
if url.find("http") < 0:
url = "http://" + url
get = "GET"
post = "POST"
put = "PUT"
delete = "DELETE"
hash_input = op.upper() + " " + str(route)
#Make get requests.
if (op.lower() == get.lower()):
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.get(url, headers=header)
return response
#Make delete requests.
if (op.lower() == delete.lower()):
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.delete(url, headers=header)
return response
#Extract data from post and put requests.
url_list = request.split("\"")
data = url_list[1]
data = "{\"" + data
data = data.replace('=', '\":\"').replace('&', '\", \"')
data = data + "\"}"
data = json.loads(data)
index = request.find("\"")
after_quote = request[index:]
after_quote = after_quote[1:]
index = after_quote.find("\"")
index = index + 1
#Recompute the URL based on something besides spaces.
url = after_quote[index:]
url = url.strip()
#Must have 'http://' in url to make request using requests
#module.
if url.find("http") < 0:
url = "http://" + url
#Make post requests.
if (op.lower() == post.lower()):
hash_data = data
for (key, value) in hash_data.iteritems():
hash_input = hash_input + " " + str(value)
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.post(url, data=data, headers=header)
return response
#Make put requests.
if (op.lower() == put.lower()):
hash_data = data
for (key, value) in hash_data.iteritems():
hash_input = hash_input + " " + str(value)
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.put(url, data=data, headers=header)
return response
return "Error: Request is not get, post, put, or delete."
def send_request(request):
#Look for the actual URL in input string.
if "//" in request:
index = request.find("//")
index = index+2
route = request[index:]
index = route.find("/")
route = route[index:]
else:
index = request.find("/")
route = request[index:]
#Op should be either get, post, delete, or put.
req_list = request.split(" ")
op = req_list[0]
#Must have 'http://' in url to make request using requests
#module.
url = req_list[1]
if url.find("http") < 0:
url = "http://" + url
get = "GET"
post = "POST"
put = "PUT"
delete = "DELETE"
hash_input = op.upper() + " " + str(route)
#Make get requests.
if(op.lower() == get.lower()):
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.get(url, headers=header)
return response
#Make delete requests.
if(op.lower() == delete.lower()):
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.delete(url, headers=header)
return response
#Extract data from post and put requests.
url_list = request.split("\"")
data = url_list[1]
data = "{\"" + data
data = data.replace('=', '\":\"').replace('&', '\", \"')
data = data + "\"}"
data = json.loads(data)
index = request.find("\"")
after_quote = request[index:]
after_quote = after_quote[1:]
index = after_quote.find("\"")
index = index+1
#Recompute the URL based on something besides spaces.
url = after_quote[index:]
url = url.strip()
#Must have 'http://' in url to make request using requests
#module.
if url.find("http") < 0:
url = "http://" + url
#Make post requests.
if(op.lower() == post.lower()):
hash_data = data
for (key, value) in hash_data.iteritems():
hash_input = hash_input + " " + str(value)
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.post(url, data=data, headers=header)
return response
#Make put requests.
if(op.lower() == put.lower()):
hash_data = data
for (key, value) in hash_data.iteritems():
hash_input = hash_input + " " + str(value)
hash_value = encrypt(hash_input)
signature = "\"signature\": \"" + str(hash_value) + "\""
header = "{" + signature + "}"
header = json.loads(header)
response = requests.put(url, data=data, headers=header)
return response
return "Error: Request is not get, post, put, or delete."