def initialize_members(self, request_method):
self.user = users.get_current_user()
self.logger = RequestLogger(self.request.url, request_method, str(self.request.headers), self.request.remote_addr, os.getenv('HTTP_REFERER'), self.user)
self.template_parameters = {
"user": self.user,
"login_url": users.create_login_url(self.request.path),
"logout_url": users.create_logout_url(self.request.path)
}
class IndexHandler(webapp.RequestHandler):
def get(self):
request_path = path(self.request)
self.initialize_members('GET')
if is_valid_url(request_path):
self.shorten(request_path, None, self.user)
else:
self.resolve(request_path, self.user)
def post(self):
long_url = self.request.get('long-url')
custom_short_url = self.request.get('custom-short-url')
self.initialize_members('POST')
self.shorten(long_url, custom_short_url, self.user) # Accept everything.. Is filtering out bad URLs any good?
def initialize_members(self, request_method):
self.user = users.get_current_user()
self.logger = RequestLogger(self.request.url, request_method, str(self.request.headers), self.request.remote_addr, os.getenv('HTTP_REFERER'), self.user)
self.template_parameters = {
"user": self.user,
"login_url": users.create_login_url(self.request.path),
"logout_url": users.create_logout_url(self.request.path)
}
def shorten(self, url_to_shorten, custom_short_url, user):
short_url = Trimmer(url_to_shorten).shorten(custom_short_url, user)
self.template_parameters["short_url"] = short_url
if short_url != custom_short_url:
self.template_parameters["custom_short_url_error_message"] = 'The selected custom short URL already exists, and hece we\'ve generated a new short URL'
self.logger.log(url_to_shorten, custom_short_url, short_url, RequestResult.NEW_SHORT_URL_CREATED)
taskqueue.add(url='/task/linkinfo', params={'short_url': short_url}) # Update Link Info
self.response.out.write(render_template("index.html", self.template_parameters))
def resolve(self, request_path, user):
if is_empty(request_path):
self.response.out.write(render_template("index.html", self.template_parameters))
return
resolver = self.resolver_for(request_path)
if resolver.is_resolvable():
if resolver.is_aggregate():
resolved_url = '/stats/' + request_path # Display aggregate stats?
else:
# No logging for aggregate url requests since they resolve to their stats.. Logging them would pollute stats..
resolved_url = resolver.resolved_url()
self.logger.log(resolved_url, None, request_path, RequestResult.SHORT_URL_RESOLVED)
taskqueue.add(url='/task/stats', params={'request_data_key': self.logger.data().key()}) # Update Stats
self.redirect(resolved_url)
else:
self.logger.log(None, None, None, RequestResult.ERROR, '404: /%(PATH)s not found' % {"PATH" : request_path})
show_error_page(self, 404, "The requested page was not found")
return
def resolver_for(self, request_path):
resolver_memcache_key = 'Resolver_' + request_path
resolver = memcache.get(resolver_memcache_key)
if not resolver:
resolver = Resolver(request_path)
resolver.resolve()
memcache.set(resolver_memcache_key, resolver)
return resolver
