def request_license_data(self, url, username, api_key, license_key):
"""
Send a request to a given API URL to gather license data for
license_key, authenticating through an api_key and username. Return a
python dictionary of results returned by the API.
"""
payload = {
'username': username,
'api_key': api_key,
'format': 'json'
}
url = url.rstrip('/')
encoded_payload = urllib.urlencode(payload)
full_url = '%(url)s/%(license_key)s/?%(encoded_payload)s' % locals()
# handle special characters in URL such as space etc.
full_url = urllib.quote(full_url, safe="%/:=&?~#+!$,;'@()*[]")
license_data = {}
try:
request = urllib2.Request(full_url)
response = urllib2.urlopen(request)
response_content = response.read()
license_data = json.loads(response_content)
except urllib2.HTTPError as http_e:
# some auth problem
if http_e.code == 401:
error_msg = ("Authorization denied. Invalid '--api_username' or '--api_key'."
" License data collection skipped.")
print()
print(error_msg)
print()
self.extract_dje_license_error = True
self.errors.append(Error(VALUE, 'username/api_key',
username + '/' + api_key, error_msg))
else:
# FIXME: would this be only with a 404?
self.errors.append(Error(VALUE, 'dje_license_key', license_key,
"Invalid 'dje_license_key'"))
except urllib2.URLError:
if about.check_network_connection():
error_msg = ("URL not reachable. Invalid '--api_url'."
" LICENSE generation is skipped.")
print("\n" + error_msg + "\n")
self.extract_dje_license_error = True
self.errors.append(Error(VALUE, '--api_url', url, error_msg))
else:
error_msg = "Network problem. Please check the Internet connection. LICENSE generation is skipped."
print("\n" + error_msg + "\n")
self.extract_dje_license_error = True
self.errors.append(Error(NETWORK, 'Network', '', error_msg))
except ValueError:
# FIXME: when does this happen?
pass
finally:
return license_data
def pre_process_and_dje_license_dict(self, input_list, api_url, api_key):
"""
Modify a list of About data dictionaries by adding license information
fetched from the DejaCode API.
"""
dje_uri = urlparse(api_url)
domain = '{uri.scheme}://{uri.netloc}/'.format(uri=dje_uri)
dje_lic_urn = urljoin(domain, 'urn/?urn=urn:dje:license:')
key_text_dict = {}
license_dict = {}
if check_network_connection():
if not self.valid_api_url(api_url):
error_msg = "URL not reachable. Invalid '--api_url'. License generation is skipped."
print('\n%(error_msg)s\n' % locals())
self.extract_license_api_error = True
self.errors.append(Error(VALUE, '--api_url', api_url, error_msg))
else:
error_msg = "Network problem. Please check your Internet connection. License generation is skipped."
print('\n%(error_msg)s\n' % locals())
self.extract_license_api_error = True
self.errors.append(Error(NETWORK, 'Network', '', error_msg))
for line in input_list:
try:
if line['dje_license_key']:
if '\n' in line['dje_license_key']:
line['dje_license_name'] = ""
self.errors.append(Error(VALUE, 'dje_license_key', line['dje_license_key'], "No multiple licenses or newline character are accepted."))
continue
lic = line['dje_license_key']
if lic not in license_dict:
detail_list = []
license_name, license_key, license_text = self.get_license_details_from_api(api_url, api_key, lic)
line['dje_license_key'] = license_key
license_dict[license_key] = license_name
line['dje_license_name'] = license_name
line['dje_license_url'] = dje_lic_urn + license_key
detail_list.append(license_key)
detail_list.append(license_text)
key_text_dict[license_name] = detail_list
else:
line['dje_license_name'] = license_dict[lic]
line['dje_license_url'] = dje_lic_urn + lic
except Exception as e:
err = Warn(VALUE, 'dje_license_key', '', 'Missing "dje_license_key" for ' + line['about_file'])
self.warnings.append(err)
return key_text_dict
