diff options
Diffstat (limited to 'sugar_network/toolkit/__init__.py')
| -rw-r--r-- | sugar_network/toolkit/__init__.py | 154 |
1 files changed, 59 insertions, 95 deletions
diff --git a/sugar_network/toolkit/__init__.py b/sugar_network/toolkit/__init__.py index a32d87f..4088e07 100644 --- a/sugar_network/toolkit/__init__.py +++ b/sugar_network/toolkit/__init__.py @@ -1,4 +1,4 @@ -# Copyright (C) 2011-2013 Aleksey Lim +# Copyright (C) 2011-2014 Aleksey Lim # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -114,84 +114,12 @@ def exception(*args): logger.debug('\n'.join(tb)) -def default_lang(): - """Default language to fallback for localized strings. - - :returns: - string in format of HTTP's Accept-Language - - """ - return default_langs()[0] - - -def default_langs(): - """Default languages list, i.e., including all secondory languages. - - :returns: - list of strings in format of HTTP's Accept-Language - - """ - global _default_langs - - if _default_langs is None: - locales = os.environ.get('LANGUAGE') - if locales: - locales = [i for i in locales.split(':') if i.strip()] - else: - from locale import getdefaultlocale - locales = [getdefaultlocale()[0]] - if not locales: - _default_langs = ['en'] - else: - _default_langs = [] - for locale in locales: - lang = locale.strip().split('.')[0].lower() - if lang == 'c': - lang = 'en' - elif '_' in lang: - lang, region = lang.split('_') - if lang != region: - lang = '-'.join([lang, region]) - _default_langs.append(lang) - _logger.info('Default languages are %r', _default_langs) - - return _default_langs - - -def gettext(value, accept_language=None): - if not value: - return '' - if not isinstance(value, dict): - return value - - if accept_language is None: - accept_language = [default_lang()] - elif isinstance(accept_language, basestring): - accept_language = [accept_language] - accept_language.append('en') - - stripped_value = None - for lang in accept_language: - result = value.get(lang) - if result is not None: - return result - - prime_lang = lang.split('-')[0] - if prime_lang != lang: - result = value.get(prime_lang) - if result is not None: - return result - - if stripped_value is None: - stripped_value = {} - for k, v in value.items(): - if '-' in k: - stripped_value[k.split('-', 1)[0]] = v - result = stripped_value.get(prime_lang) - if result is not None: - return result - - return value[min(value.keys())] +def ascii(value): + if not isinstance(value, basestring): + return str(value) + if isinstance(value, unicode): + return value.encode('utf8') + return value def uuid(): @@ -484,12 +412,12 @@ def unique_filename(root, filename): class mkdtemp(str): - def __new__(cls, **kwargs): - if cachedir.value and 'dir' not in kwargs: - if not exists(cachedir.value): - os.makedirs(cachedir.value) + def __new__(cls, *args, **kwargs): + if 'dir' not in kwargs: kwargs['dir'] = cachedir.value - result = tempfile.mkdtemp(**kwargs) + if not exists(kwargs['dir']): + os.makedirs(kwargs['dir']) + result = tempfile.mkdtemp(*args, **kwargs) return str.__new__(cls, result) def __enter__(self): @@ -522,21 +450,60 @@ def svg_to_png(data, w, h): return result +class File(dict): + + AWAY = None + + def __init__(self, path=None, meta=None, digest=None): + self.path = path + self.digest = digest + dict.__init__(self, meta or {}) + self._stat = None + self._name = self.get('filename') + + @property + def size(self): + if self._stat is None: + self._stat = os.stat(self.path) + return self._stat.st_size + + @property + def mtime(self): + if self._stat is None: + self._stat = os.stat(self.path) + return int(self._stat.st_mtime) + + @property + def name(self): + if self._name is None: + self._name = self.get('name') or self.digest or 'blob' + mime_type = self.get('mime_type') + if mime_type: + import mimetypes + if not mimetypes.inited: + mimetypes.init() + self._name += mimetypes.guess_extension(mime_type) or '' + return self._name + + def __repr__(self): + return '<File path=%r digest=%r>' % (self.path, self.digest) + + def TemporaryFile(*args, **kwargs): - if cachedir.value and 'dir' not in kwargs: - if not exists(cachedir.value): - os.makedirs(cachedir.value) + if 'dir' not in kwargs: kwargs['dir'] = cachedir.value + if not exists(kwargs['dir']): + os.makedirs(kwargs['dir']) return tempfile.TemporaryFile(*args, **kwargs) class NamedTemporaryFile(object): def __init__(self, *args, **kwargs): - if cachedir.value and 'dir' not in kwargs: - if not exists(cachedir.value): - os.makedirs(cachedir.value) + if 'dir' not in kwargs: kwargs['dir'] = cachedir.value + if not exists(kwargs['dir']): + os.makedirs(kwargs['dir']) self._file = tempfile.NamedTemporaryFile(*args, **kwargs) def close(self): @@ -567,11 +534,9 @@ class Seqno(object): """ self._path = path self._value = 0 - if exists(path): with file(path) as f: self._value = int(f.read().strip()) - self._orig_value = self._value @property @@ -610,7 +575,7 @@ class Sequence(list): """List of sorted and non-overlapping ranges. List items are ranges, [`start`, `stop']. If `start` or `stop` - is `None`, it means the beginning or ending of the entire scale. + is `None`, it means the beginning or ending of the entire sequence. """ @@ -880,5 +845,4 @@ def _nb_read(stream): fcntl.fcntl(fd, fcntl.F_SETFL, orig_flags) -_default_lang = None -_default_langs = None +File.AWAY = File() |