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from urllib import quote | |
from string import ascii_lowercase | |
from operator import itemgetter | |
import os | |
import random | |
import requests | |
from datetime import datetime | |
from lib.languages import LANGUAGES, get_language_by_name | |
from lib.utils import format_timedelta | |
try: | |
import json | |
except ImportError: | |
import simplejson as json | |
#Set the user agent to a common browser user agent string to get always utf-8 encoded response | |
headers = {'User-agent':'Mozilla/5.0'} | |
languages = sorted(LANGUAGES, key=itemgetter('name')) | |
#proxy_list = ['http://uberminiproxy.appspot.com/', | |
#'http://uberminiproxy-1.appspot.com/', | |
#'http://uberminiproxy-2.appspot.com/', | |
#'http://uberminiproxy-3.appspot.com/', | |
#'http://uberminiproxy-4.appspot.com/'] | |
#Alternative URL | |
#www.google.com/complete/search?hjson=true&qu=a | |
def get_suggestion(query, lang, tld, ds=''): | |
"""Query Google suggest service""" | |
suggestions = [] | |
if query: | |
if isinstance(query, unicode): | |
query = query.encode('utf-8') | |
query = quote(query) | |
url = "http://clients1.google.%s/complete/search?hl=%s&q=%s&json=t&ds=%s&client=serp" %(tld, lang, query, ds) | |
#the_url = random.choice(proxy_list) | |
#response = requests.get(the_url, headers=headers, params={'url':url}) | |
response = requests.get(url, headers=headers) | |
if response.ok: | |
result = json.loads(response.content) | |
suggestions = [i for i in result[1]] | |
else: | |
pass #FIXME handle and display errors | |
return suggestions | |
def get_news_suggestion(query, lang, country): | |
suggestions = [] | |
if query: | |
if isinstance(query, unicode): | |
query = query.encode('utf-8') | |
query = quote(query) | |
url = "http://news.google.com/complete/search?hl=%s&gl=%s&ds=n&nolabels=t&hjson=t&client=news&q=%s" %(lang, country, query) | |
#the_url = random.choice(proxy_list) | |
#response = requests.get(the_url, headers=headers, params={'url':url}) | |
response = requests.get(url, headers=headers) | |
if response.ok: | |
result = json.loads(response.content) | |
suggestions = [i[0] for i in result[1]] | |
return suggestions | |
def single_suggest(query, lang, source): | |
"""Provide suggestions via AJAX""" | |
result = [] | |
language = get_language_by_name(lang) | |
if source == 'web': | |
result = get_suggestion(query, language['code'], language['tld']) | |
elif source == 'pr': | |
result = get_suggestion(query, language['code'], language['tld'], ds='pr') | |
elif source == 'news': | |
result = get_news_suggestion(query, language['code'], language['country']) | |
return result[1:] | |
def single_letter_recursive_suggest(query, language, source): | |
"""Get suggestion and expand the query """ | |
selected_language = get_language_by_name(language) | |
expansion = [] | |
chars = ascii_lowercase | |
try: | |
if source == 'web': | |
gweb = get_suggestion(query, selected_language['code'], selected_language['tld']) | |
elif source == 'pr': | |
gweb = get_suggestion(query, selected_language['code'], selected_language['tld'], ds='pr') | |
elif source == 'news': | |
gweb = get_news_suggestion(query, selected_language['code'], selected_language['country']) | |
for letter in chars: | |
exp_query = query + ' ' + letter | |
if source == 'web': | |
suggestions = get_suggestion(exp_query, selected_language['code'], selected_language['tld']) | |
elif source == 'pr': | |
suggestions = get_suggestion(query, selected_language['code'], selected_language['tld'], ds='pr') | |
elif source == 'news': | |
suggestions = get_news_suggestion(exp_query, selected_language['code'], selected_language['country']) | |
if suggestions: | |
expansion.append((letter, suggestions)) | |
except (IOError, ValueError), e: | |
gweb = '' | |
expansion = '' | |
data = {'result':gweb, 'expansion':expansion, 'date':datetime.now()} | |
code = selected_language['code'] | |
expansion_words = data['result'] | |
for ex in data['expansion']: | |
expansion_words.extend(ex[1]) | |
return expansion_words | |
#Will this write the file - again | |
if __name__ == "__main__": | |
print single_letter_recursive_suggest("patio door handle", "English/USA", "web") |
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