def redirect_to_target(mini_url):
"""
redirect_to_target: Given a GET request to a mini url, identifies the device type
of the user agent. If device is a tablet or mobile and a corresponding url is stored,
redirects to that url. Otherwise redirects to the default url. If the mini url is not
found in db returns 404
@:param mini_url
"""
user_agent_str = request.headers.get('User-Agent')
device_type = identify_device_type(user_agent_str)
redirect_url = shorten.retrieve_url(get_db(), mini_url, device_type)
if redirect_url is None:
return error_response("No such url stored"), 404
else:
return redirect(redirect_url)
def shorten_url():
"""
shorten_url: Validates the json request, creates the shortened url and returns as json
"""
try:
json_obj = request.get_json()
validate_json(json_obj)
validate_urls(json_obj, app.config['MINI_URL_BASE'])
mini_url = shorten.add_mini_url(get_db(), json_obj,
app.config['MINI_URL_BASE'])
response = {'miniUrl': mini_url}
return jsonify(response)
except JsonValidationException:
return error_response("Invalid request format")
except UrlValidationException:
return error_response("Invalid url specified")
def stats():
"""
Return stats for all stored urls, including age and hit count
"""
return jsonify(shorten.get_stats(get_db(), app.config['MINI_URL_BASE']))