From a35128f5e0af70d2a858f736e020ce451f652565 Mon Sep 17 00:00:00 2001 From: asciimoo Date: Sun, 1 Dec 2013 16:41:24 +0100 Subject: [PATCH] [enh] smarter currency query parse --- searx/engines/currency_convert.py | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/searx/engines/currency_convert.py b/searx/engines/currency_convert.py index c6a4f29ca..b8ba7707f 100644 --- a/searx/engines/currency_convert.py +++ b/searx/engines/currency_convert.py @@ -1,21 +1,25 @@ from datetime import datetime +import re categories = [] url = 'http://finance.yahoo.com/d/quotes.csv?e=.csv&f=sl1d1t1&s={query}=X' weight = 100 +parser_re = re.compile(r'^\W*(\d+(?:\.\d+)?)\W*([a-z]{3})\W*(?:in)?\W*([a-z]{3})\W*$') + def request(query, params): + m = parser_re.match(query) + if not m: + # wrong query + return params try: - # eg.: "X EUR in USD" - ammount, from_currency, _, to_currency = query.split() + ammount, from_currency, to_currency = m.groups() ammount = float(ammount) except: # wrong params return params q = (from_currency+to_currency).upper() - if not q.isalpha(): - return params params['url'] = url.format(query=q) params['ammount'] = ammount