pandora/pandora/item/utils.py
2013-07-29 15:58:22 +00:00

82 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
#
from decimal import Decimal
import re
import ox
from ox import sort_string
def safe_filename(filename):
filename = filename.replace(': ', '_ ')
filename = filename.replace('/', '_')
filename = filename.replace('\\', '_')
if filename.startswith('.'):
filename = '_' + filename[1:]
if filename.endswith('.'):
filename = filename[:-1] + '_'
return filename
def decode_id(id):
try:
id = ox.fromAZ(id)
except:
id = 0
return id
def parse_decimal(string):
string = string.replace(':', '/')
if '/' not in string:
string = '%s/1' % string
d = string.split('/')
return Decimal(d[0]) / Decimal(d[1])
def parse_time(t):
'''
parse time string and return seconds as float
'''
s = 0.0
if isinstance(t, float) or isinstance(t, int):
return s
p = t.split(':')
for i in range(len(p)):
_p = p[i]
if _p.endswith('.'):
_p =_p[:-1]
s = s * 60 + float(_p)
return s
def plural_key(term):
return {
'country': 'countries',
}.get(term, term + 's')
def sort_title(title):
title = title.replace(u'Æ', 'Ae')
if isinstance(title, str):
title = unicode(title)
title = sort_string(title)
#title
title = re.sub(u'[\'!¿¡,\.;\-"\:\*\[\]]', '', title)
return title.strip()
def get_positions(ids, pos):
'''
>>> get_positions([1,2,3,4], [2,4])
{2: 1, 4: 3}
'''
positions = {}
for i in pos:
try:
positions[i] = ids.index(i)
except:
pass
return positions
def get_by_key(objects, key, value):
obj = filter(lambda o: o.get(key) == value, objects)
return obj and obj[0] or None
def get_by_id(objects, id):
return get_by_key(objects, 'id', id)