1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
6 # Copyright (C) 2010-2012 OpenERP s.a. (<http://openerp.com>).
8 # This program is free software: you can redistribute it and/or modify
9 # it under the terms of the GNU Affero General Public License as
10 # published by the Free Software Foundation, either version 3 of the
11 # License, or (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU Affero General Public License for more details.
18 # You should have received a copy of the GNU Affero General Public License
19 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 ##############################################################################
23 #.apidoc title: Utilities: tools.misc
26 Miscellaneous tools used by OpenERP.
29 from functools import wraps
39 from collections import defaultdict
40 from datetime import datetime
41 from itertools import islice, izip
42 from lxml import etree
43 from which import which
44 from threading import local
46 from html2text import html2text
50 from config import config
53 # get_encodings, ustr and exception_to_unicode were originally from tools.misc.
54 # There are moved to loglevels until we refactor tools.
55 from openerp.loglevels import get_encodings, ustr, exception_to_unicode
57 _logger = logging.getLogger(__name__)
59 # List of etree._Element subclasses that we choose to ignore when parsing XML.
60 # We include the *Base ones just in case, currently they seem to be subclasses of the _* ones.
61 SKIPPED_ELEMENT_TYPES = (etree._Comment, etree._ProcessingInstruction, etree.CommentBase, etree.PIBase)
63 def find_in_path(name):
69 def find_pg_tool(name):
71 if config['pg_path'] and config['pg_path'] != 'None':
72 path = config['pg_path']
74 return which(name, path=path)
78 def exec_pg_command(name, *args):
79 prog = find_pg_tool(name)
81 raise Exception('Couldn\'t find %s' % name)
82 args2 = (prog,) + args
84 return subprocess.call(args2)
86 def exec_pg_command_pipe(name, *args):
87 prog = find_pg_tool(name)
89 raise Exception('Couldn\'t find %s' % name)
90 # on win32, passing close_fds=True is not compatible
91 # with redirecting std[in/err/out]
92 pop = subprocess.Popen((prog,) + args, bufsize= -1,
93 stdin=subprocess.PIPE, stdout=subprocess.PIPE,
94 close_fds=(os.name=="posix"))
95 return (pop.stdin, pop.stdout)
97 def exec_command_pipe(name, *args):
98 prog = find_in_path(name)
100 raise Exception('Couldn\'t find %s' % name)
101 # on win32, passing close_fds=True is not compatible
102 # with redirecting std[in/err/out]
103 pop = subprocess.Popen((prog,) + args, bufsize= -1,
104 stdin=subprocess.PIPE, stdout=subprocess.PIPE,
105 close_fds=(os.name=="posix"))
106 return (pop.stdin, pop.stdout)
108 #----------------------------------------------------------
110 #----------------------------------------------------------
111 #file_path_root = os.getcwd()
112 #file_path_addons = os.path.join(file_path_root, 'addons')
114 def file_open(name, mode="r", subdir='addons', pathinfo=False):
115 """Open a file from the OpenERP root, using a subdir folder.
119 >>> file_open('hr/report/timesheer.xsl')
120 >>> file_open('addons/hr/report/timesheet.xsl')
121 >>> file_open('../../base/report/rml_template.xsl', subdir='addons/hr/report', pathinfo=True)
123 @param name name of the file
124 @param mode file open mode
125 @param subdir subdirectory
126 @param pathinfo if True returns tuple (fileobject, filepath)
128 @return fileobject if pathinfo is False else (fileobject, filepath)
130 import openerp.modules as addons
131 adps = addons.module.ad_paths
132 rtp = os.path.normcase(os.path.abspath(config['root_path']))
136 if os.path.isabs(name):
137 # It is an absolute path
138 # Is it below 'addons_path' or 'root_path'?
139 name = os.path.normcase(os.path.normpath(name))
140 for root in adps + [rtp]:
141 if name.startswith(root):
142 base = root.rstrip(os.sep)
143 name = name[len(base) + 1:]
146 # It is outside the OpenERP root: skip zipfile lookup.
147 base, name = os.path.split(name)
148 return _fileopen(name, mode=mode, basedir=base, pathinfo=pathinfo, basename=basename)
150 if name.replace(os.sep, '/').startswith('addons/'):
154 name = os.path.join(subdir, name)
155 if name.replace(os.sep, '/').startswith('addons/'):
161 # First, try to locate in addons_path
165 return _fileopen(name2, mode=mode, basedir=adp,
166 pathinfo=pathinfo, basename=basename)
170 # Second, try to locate in root_path
171 return _fileopen(name, mode=mode, basedir=rtp, pathinfo=pathinfo, basename=basename)
174 def _fileopen(path, mode, basedir, pathinfo, basename=None):
175 name = os.path.normpath(os.path.join(basedir, path))
179 # Give higher priority to module directories, which is
180 # a more common case than zipped modules.
181 if os.path.isfile(name):
182 fo = open(name, mode)
187 # Support for loading modules in zipped form.
188 # This will not work for zipped modules that are sitting
189 # outside of known addons paths.
190 head = os.path.normpath(path)
192 while os.sep in head:
193 head, tail = os.path.split(head)
197 zipname = os.path.join(tail, zipname)
200 zpath = os.path.join(basedir, head + '.zip')
201 if zipfile.is_zipfile(zpath):
202 from cStringIO import StringIO
203 zfile = zipfile.ZipFile(zpath)
206 fo.write(zfile.read(os.path.join(
207 os.path.basename(head), zipname).replace(
216 if name.endswith('.rml'):
217 raise IOError('Report %r doesn\'t exist or deleted' % basename)
218 raise IOError('File not found: %s' % basename)
221 #----------------------------------------------------------
223 #----------------------------------------------------------
225 """Flatten a list of elements into a uniqu list
226 Author: Christophe Simonis (christophe@tinyerp.com)
235 >>> flatten( [[], [[]]] )
237 >>> flatten( [[['a','b'], 'c'], 'd', ['e', [], 'f']] )
238 ['a', 'b', 'c', 'd', 'e', 'f']
239 >>> t = (1,2,(3,), [4, 5, [6, [7], (8, 9), ([10, 11, (12, 13)]), [14, [], (15,)], []]])
241 [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
245 return hasattr(x, "__iter__")
250 map(r.append, flatten(e))
255 def reverse_enumerate(l):
256 """Like enumerate but in the other sens
259 >>> a = ['a', 'b', 'c']
260 >>> it = reverse_enumerate(a)
268 Traceback (most recent call last):
269 File "<stdin>", line 1, in <module>
272 return izip(xrange(len(l)-1, -1, -1), reversed(l))
274 #----------------------------------------------------------
276 #----------------------------------------------------------
277 # text must be latin-1 encoded
278 def sms_send(user, password, api_id, text, to):
280 url = "http://api.urlsms.com/SendSMS.aspx"
281 #url = "http://196.7.150.220/http/sendmsg"
282 params = urllib.urlencode({'UserID': user, 'Password': password, 'SenderID': api_id, 'MsgText': text, 'RecipientMobileNo':to})
283 urllib.urlopen(url+"?"+params)
284 # FIXME: Use the logger if there is an error
287 class UpdateableStr(local):
288 """ Class that stores an updateable string (used in wizards)
291 def __init__(self, string=''):
295 return str(self.string)
298 return str(self.string)
300 def __nonzero__(self):
301 return bool(self.string)
304 class UpdateableDict(local):
305 """Stores an updateable dict to use in wizards
308 def __init__(self, dict=None):
314 return str(self.dict)
317 return str(self.dict)
320 return self.dict.clear()
323 return self.dict.keys()
325 def __setitem__(self, i, y):
326 self.dict.__setitem__(i, y)
328 def __getitem__(self, i):
329 return self.dict.__getitem__(i)
332 return self.dict.copy()
335 return self.dict.iteritems()
338 return self.dict.iterkeys()
340 def itervalues(self):
341 return self.dict.itervalues()
343 def pop(self, k, d=None):
344 return self.dict.pop(k, d)
347 return self.dict.popitem()
349 def setdefault(self, k, d=None):
350 return self.dict.setdefault(k, d)
352 def update(self, E, **F):
353 return self.dict.update(E, F)
356 return self.dict.values()
358 def get(self, k, d=None):
359 return self.dict.get(k, d)
361 def has_key(self, k):
362 return self.dict.has_key(k)
365 return self.dict.items()
367 def __cmp__(self, y):
368 return self.dict.__cmp__(y)
370 def __contains__(self, k):
371 return self.dict.__contains__(k)
373 def __delitem__(self, y):
374 return self.dict.__delitem__(y)
377 return self.dict.__eq__(y)
380 return self.dict.__ge__(y)
383 return self.dict.__gt__(y)
386 return self.dict.__hash__()
389 return self.dict.__iter__()
392 return self.dict.__le__(y)
395 return self.dict.__len__()
398 return self.dict.__lt__(y)
401 return self.dict.__ne__(y)
403 class currency(float):
408 Don't use ! Use res.currency.round()
411 def __init__(self, value, accuracy=2, rounding=None):
413 rounding=10**-accuracy
414 self.rounding=rounding
415 self.accuracy=accuracy
417 def __new__(cls, value, accuracy=2, rounding=None):
418 return float.__new__(cls, round(value, accuracy))
421 # display_value = int(self*(10**(-self.accuracy))/self.rounding)*self.rounding/(10**(-self.accuracy))
422 # return str(display_value)
425 return s.replace('&','&').replace('<','<').replace('>','>')
427 def get_iso_codes(lang):
428 if lang.find('_') != -1:
429 if lang.split('_')[0] == lang.split('_')[1].lower():
430 lang = lang.split('_')[0]
434 'ab_RU': u'Abkhazian / аҧсуа',
435 'ar_SY': u'Arabic / الْعَرَبيّة',
436 'bg_BG': u'Bulgarian / български език',
437 'bs_BS': u'Bosnian / bosanski jezik',
438 'ca_ES': u'Catalan / Català',
439 'cs_CZ': u'Czech / Čeština',
440 'da_DK': u'Danish / Dansk',
441 'de_DE': u'German / Deutsch',
442 'el_GR': u'Greek / Ελληνικά',
443 'en_CA': u'English (CA)',
444 'en_GB': u'English (UK)',
445 'en_US': u'English (US)',
446 'es_AR': u'Spanish (AR) / Español (AR)',
447 'es_BO': u'Spanish (BO) / Español (BO)',
448 'es_CL': u'Spanish (CL) / Español (CL)',
449 'es_CO': u'Spanish (CO) / Español (CO)',
450 'es_CR': u'Spanish (CR) / Español (CR)',
451 'es_DO': u'Spanish (DO) / Español (DO)',
452 'es_EC': u'Spanish (EC) / Español (EC)',
453 'es_ES': u'Spanish / Español',
454 'es_GT': u'Spanish (GT) / Español (GT)',
455 'es_HN': u'Spanish (HN) / Español (HN)',
456 'es_MX': u'Spanish (MX) / Español (MX)',
457 'es_NI': u'Spanish (NI) / Español (NI)',
458 'es_PA': u'Spanish (PA) / Español (PA)',
459 'es_PE': u'Spanish (PE) / Español (PE)',
460 'es_PR': u'Spanish (PR) / Español (PR)',
461 'es_PY': u'Spanish (PY) / Español (PY)',
462 'es_SV': u'Spanish (SV) / Español (SV)',
463 'es_UY': u'Spanish (UY) / Español (UY)',
464 'es_VE': u'Spanish (VE) / Español (VE)',
465 'et_EE': u'Estonian / Eesti keel',
466 'fa_IR': u'Persian / فارس',
467 'fi_FI': u'Finnish / Suomi',
468 'fr_BE': u'French (BE) / Français (BE)',
469 'fr_CH': u'French (CH) / Français (CH)',
470 'fr_FR': u'French / Français',
471 'gl_ES': u'Galician / Galego',
472 'gu_IN': u'Gujarati / ગુજરાતી',
473 'he_IL': u'Hebrew / עִבְרִי',
474 'hi_IN': u'Hindi / हिंदी',
475 'hr_HR': u'Croatian / hrvatski jezik',
476 'hu_HU': u'Hungarian / Magyar',
477 'id_ID': u'Indonesian / Bahasa Indonesia',
478 'it_IT': u'Italian / Italiano',
479 'iu_CA': u'Inuktitut / ᐃᓄᒃᑎᑐᑦ',
480 'ja_JP': u'Japanese / 日本語',
481 'ko_KP': u'Korean (KP) / 한국어 (KP)',
482 'ko_KR': u'Korean (KR) / 한국어 (KR)',
483 'lt_LT': u'Lithuanian / Lietuvių kalba',
484 'lv_LV': u'Latvian / latviešu valoda',
485 'ml_IN': u'Malayalam / മലയാളം',
486 'mn_MN': u'Mongolian / монгол',
487 'nb_NO': u'Norwegian Bokmål / Norsk bokmål',
488 'nl_NL': u'Dutch / Nederlands',
489 'nl_BE': u'Flemish (BE) / Vlaams (BE)',
490 'oc_FR': u'Occitan (FR, post 1500) / Occitan',
491 'pl_PL': u'Polish / Język polski',
492 'pt_BR': u'Portuguese (BR) / Português (BR)',
493 'pt_PT': u'Portuguese / Português',
494 'ro_RO': u'Romanian / română',
495 'ru_RU': u'Russian / русский язык',
496 'si_LK': u'Sinhalese / සිංහල',
497 'sl_SI': u'Slovenian / slovenščina',
498 'sk_SK': u'Slovak / Slovenský jazyk',
499 'sq_AL': u'Albanian / Shqip',
500 'sr_RS': u'Serbian (Cyrillic) / српски',
501 'sr@latin': u'Serbian (Latin) / srpski',
502 'sv_SE': u'Swedish / svenska',
503 'te_IN': u'Telugu / తెలుగు',
504 'tr_TR': u'Turkish / Türkçe',
505 'vi_VN': u'Vietnamese / Tiếng Việt',
506 'uk_UA': u'Ukrainian / українська',
507 'ur_PK': u'Urdu / اردو',
508 'zh_CN': u'Chinese (CN) / 简体中文',
509 'zh_HK': u'Chinese (HK)',
510 'zh_TW': u'Chinese (TW) / 正體字',
511 'th_TH': u'Thai / ภาษาไทย',
512 'tlh_TLH': u'Klingon',
515 def scan_languages():
516 """ Returns all languages supported by OpenERP for translation
518 :returns: a list of (lang_code, lang_name) pairs
519 :rtype: [(str, unicode)]
521 return sorted(ALL_LANGUAGES.iteritems(), key=lambda k: k[1])
523 def get_user_companies(cr, user):
524 def _get_company_children(cr, ids):
527 cr.execute('SELECT id FROM res_company WHERE parent_id IN %s', (tuple(ids),))
528 res = [x[0] for x in cr.fetchall()]
529 res.extend(_get_company_children(cr, res))
531 cr.execute('SELECT company_id FROM res_users WHERE id=%s', (user,))
532 user_comp = cr.fetchone()[0]
535 return [user_comp] + _get_company_children(cr, [user_comp])
539 Input number : account or invoice number
540 Output return: the same number completed with the recursive mod10
543 codec=[0,9,4,6,8,2,7,1,3,5]
549 report = codec[ (int(digit) + report) % 10 ]
550 return result + str((10 - report) % 10)
555 Return the size in a human readable format
559 units = ('bytes', 'Kb', 'Mb', 'Gb')
560 if isinstance(sz,basestring):
563 while s >= 1024 and i < len(units)-1:
566 return "%0.2f %s" % (s, units[i])
570 def wrapper(*args, **kwargs):
571 from pprint import pformat
573 vector = ['Call -> function: %r' % f]
574 for i, arg in enumerate(args):
575 vector.append(' arg %02d: %s' % (i, pformat(arg)))
576 for key, value in kwargs.items():
577 vector.append(' kwarg %10s: %s' % (key, pformat(value)))
580 res = f(*args, **kwargs)
582 vector.append(' result: %s' % pformat(res))
583 vector.append(' time delta: %s' % (time.time() - timeb4))
584 _logger.debug('\n'.join(vector))
589 class profile(object):
590 def __init__(self, fname=None):
593 def __call__(self, f):
595 def wrapper(*args, **kwargs):
596 profile = cProfile.Profile()
597 result = profile.runcall(f, *args, **kwargs)
598 profile.dump_stats(self.fname or ("%s.cprof" % (f.func_name,)))
603 __icons_list = ['STOCK_ABOUT', 'STOCK_ADD', 'STOCK_APPLY', 'STOCK_BOLD',
604 'STOCK_CANCEL', 'STOCK_CDROM', 'STOCK_CLEAR', 'STOCK_CLOSE', 'STOCK_COLOR_PICKER',
605 'STOCK_CONNECT', 'STOCK_CONVERT', 'STOCK_COPY', 'STOCK_CUT', 'STOCK_DELETE',
606 'STOCK_DIALOG_AUTHENTICATION', 'STOCK_DIALOG_ERROR', 'STOCK_DIALOG_INFO',
607 'STOCK_DIALOG_QUESTION', 'STOCK_DIALOG_WARNING', 'STOCK_DIRECTORY', 'STOCK_DISCONNECT',
608 'STOCK_DND', 'STOCK_DND_MULTIPLE', 'STOCK_EDIT', 'STOCK_EXECUTE', 'STOCK_FILE',
609 'STOCK_FIND', 'STOCK_FIND_AND_REPLACE', 'STOCK_FLOPPY', 'STOCK_GOTO_BOTTOM',
610 'STOCK_GOTO_FIRST', 'STOCK_GOTO_LAST', 'STOCK_GOTO_TOP', 'STOCK_GO_BACK',
611 'STOCK_GO_DOWN', 'STOCK_GO_FORWARD', 'STOCK_GO_UP', 'STOCK_HARDDISK',
612 'STOCK_HELP', 'STOCK_HOME', 'STOCK_INDENT', 'STOCK_INDEX', 'STOCK_ITALIC',
613 'STOCK_JUMP_TO', 'STOCK_JUSTIFY_CENTER', 'STOCK_JUSTIFY_FILL',
614 'STOCK_JUSTIFY_LEFT', 'STOCK_JUSTIFY_RIGHT', 'STOCK_MEDIA_FORWARD',
615 'STOCK_MEDIA_NEXT', 'STOCK_MEDIA_PAUSE', 'STOCK_MEDIA_PLAY',
616 'STOCK_MEDIA_PREVIOUS', 'STOCK_MEDIA_RECORD', 'STOCK_MEDIA_REWIND',
617 'STOCK_MEDIA_STOP', 'STOCK_MISSING_IMAGE', 'STOCK_NETWORK', 'STOCK_NEW',
618 'STOCK_NO', 'STOCK_OK', 'STOCK_OPEN', 'STOCK_PASTE', 'STOCK_PREFERENCES',
619 'STOCK_PRINT', 'STOCK_PRINT_PREVIEW', 'STOCK_PROPERTIES', 'STOCK_QUIT',
620 'STOCK_REDO', 'STOCK_REFRESH', 'STOCK_REMOVE', 'STOCK_REVERT_TO_SAVED',
621 'STOCK_SAVE', 'STOCK_SAVE_AS', 'STOCK_SELECT_COLOR', 'STOCK_SELECT_FONT',
622 'STOCK_SORT_ASCENDING', 'STOCK_SORT_DESCENDING', 'STOCK_SPELL_CHECK',
623 'STOCK_STOP', 'STOCK_STRIKETHROUGH', 'STOCK_UNDELETE', 'STOCK_UNDERLINE',
624 'STOCK_UNDO', 'STOCK_UNINDENT', 'STOCK_YES', 'STOCK_ZOOM_100',
625 'STOCK_ZOOM_FIT', 'STOCK_ZOOM_IN', 'STOCK_ZOOM_OUT',
626 'terp-account', 'terp-crm', 'terp-mrp', 'terp-product', 'terp-purchase',
627 'terp-sale', 'terp-tools', 'terp-administration', 'terp-hr', 'terp-partner',
628 'terp-project', 'terp-report', 'terp-stock', 'terp-calendar', 'terp-graph',
629 'terp-check','terp-go-month','terp-go-year','terp-go-today','terp-document-new','terp-camera_test',
630 'terp-emblem-important','terp-gtk-media-pause','terp-gtk-stop','terp-gnome-cpu-frequency-applet+',
631 'terp-dialog-close','terp-gtk-jump-to-rtl','terp-gtk-jump-to-ltr','terp-accessories-archiver',
632 'terp-stock_align_left_24','terp-stock_effects-object-colorize','terp-go-home','terp-gtk-go-back-rtl',
633 'terp-gtk-go-back-ltr','terp-personal','terp-personal-','terp-personal+','terp-accessories-archiver-minus',
634 'terp-accessories-archiver+','terp-stock_symbol-selection','terp-call-start','terp-dolar',
635 'terp-face-plain','terp-folder-blue','terp-folder-green','terp-folder-orange','terp-folder-yellow',
636 'terp-gdu-smart-failing','terp-go-week','terp-gtk-select-all','terp-locked','terp-mail-forward',
637 'terp-mail-message-new','terp-mail-replied','terp-rating-rated','terp-stage','terp-stock_format-scientific',
638 'terp-dolar_ok!','terp-idea','terp-stock_format-default','terp-mail-','terp-mail_delete'
643 return [(x, x) for x in __icons_list ]
645 def extract_zip_file(zip_file, outdirectory):
646 zf = zipfile.ZipFile(zip_file, 'r')
648 for path in zf.namelist():
649 tgt = os.path.join(out, path)
650 tgtdir = os.path.dirname(tgt)
651 if not os.path.exists(tgtdir):
654 if not tgt.endswith(os.sep):
656 fp.write(zf.read(path))
660 def detect_ip_addr():
661 """Try a very crude method to figure out a valid external
662 IP or hostname for the current machine. Don't rely on this
663 for binding to an interface, but it could be used as basis
664 for constructing a remote URL to the server.
666 def _detect_ip_addr():
667 from array import array
668 from struct import pack, unpack
677 if not fcntl: # not UNIX:
678 host = socket.gethostname()
679 ip_addr = socket.gethostbyname(host)
681 # get all interfaces:
683 s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
684 names = array('B', '\0' * nbytes)
685 #print 'names: ', names
686 outbytes = unpack('iL', fcntl.ioctl( s.fileno(), 0x8912, pack('iL', nbytes, names.buffer_info()[0])))[0]
687 namestr = names.tostring()
690 for i in range(0, outbytes, 40):
691 name = namestr[i:i+16].split('\0', 1)[0]
693 ip_addr = socket.inet_ntoa(namestr[i+20:i+24])
698 ifaces = filter(None, [namestr[i:i+32].split('\0', 1)[0] for i in range(0, outbytes, 32)])
700 for ifname in [iface for iface in ifaces if iface != 'lo']:
701 ip_addr = socket.inet_ntoa(fcntl.ioctl(s.fileno(), 0x8915, pack('256s', ifname[:15]))[20:24])
704 return ip_addr or 'localhost'
707 ip_addr = _detect_ip_addr()
709 ip_addr = 'localhost'
712 # RATIONALE BEHIND TIMESTAMP CALCULATIONS AND TIMEZONE MANAGEMENT:
713 # The server side never does any timestamp calculation, always
714 # sends them in a naive (timezone agnostic) format supposed to be
715 # expressed within the server timezone, and expects the clients to
716 # provide timestamps in the server timezone as well.
717 # It stores all timestamps in the database in naive format as well,
718 # which also expresses the time in the server timezone.
719 # For this reason the server makes its timezone name available via the
720 # common/timezone_get() rpc method, which clients need to read
721 # to know the appropriate time offset to use when reading/writing
723 def get_win32_timezone():
724 """Attempt to return the "standard name" of the current timezone on a win32 system.
725 @return the standard name of the current win32 timezone, or False if it cannot be found.
728 if (sys.platform == "win32"):
731 hklm = _winreg.ConnectRegistry(None,_winreg.HKEY_LOCAL_MACHINE)
732 current_tz_key = _winreg.OpenKey(hklm, r"SYSTEM\CurrentControlSet\Control\TimeZoneInformation", 0,_winreg.KEY_ALL_ACCESS)
733 res = str(_winreg.QueryValueEx(current_tz_key,"StandardName")[0]) # [0] is value, [1] is type code
734 _winreg.CloseKey(current_tz_key)
735 _winreg.CloseKey(hklm)
740 def detect_server_timezone():
741 """Attempt to detect the timezone to use on the server side.
742 Defaults to UTC if no working timezone can be found.
743 @return the timezone identifier as expected by pytz.timezone.
748 _logger.warning("Python pytz module is not available. "
749 "Timezone will be set to UTC by default.")
752 # Option 1: the configuration option (did not exist before, so no backwards compatibility issue)
753 # Option 2: to be backwards compatible with 5.0 or earlier, the value from time.tzname[0], but only if it is known to pytz
754 # Option 3: the environment variable TZ
755 sources = [ (config['timezone'], 'OpenERP configuration'),
756 (time.tzname[0], 'time.tzname'),
757 (os.environ.get('TZ',False),'TZ environment variable'), ]
758 # Option 4: OS-specific: /etc/timezone on Unix
759 if (os.path.exists("/etc/timezone")):
762 f = open("/etc/timezone")
763 tz_value = f.read(128).strip()
768 sources.append((tz_value,"/etc/timezone file"))
769 # Option 5: timezone info from registry on Win32
770 if (sys.platform == "win32"):
771 # Timezone info is stored in windows registry.
772 # However this is not likely to work very well as the standard name
773 # of timezones in windows is rarely something that is known to pytz.
774 # But that's ok, it is always possible to use a config option to set
776 sources.append((get_win32_timezone(),"Windows Registry"))
778 for (value,source) in sources:
781 tz = pytz.timezone(value)
782 _logger.info("Using timezone %s obtained from %s.", tz.zone, source)
784 except pytz.UnknownTimeZoneError:
785 _logger.warning("The timezone specified in %s (%s) is invalid, ignoring it.", source, value)
787 _logger.warning("No valid timezone could be detected, using default UTC "
788 "timezone. You can specify it explicitly with option 'timezone' in "
789 "the server configuration.")
792 def get_server_timezone():
796 DEFAULT_SERVER_DATE_FORMAT = "%Y-%m-%d"
797 DEFAULT_SERVER_TIME_FORMAT = "%H:%M:%S"
798 DEFAULT_SERVER_DATETIME_FORMAT = "%s %s" % (
799 DEFAULT_SERVER_DATE_FORMAT,
800 DEFAULT_SERVER_TIME_FORMAT)
802 # Python's strftime supports only the format directives
803 # that are available on the platform's libc, so in order to
804 # be cross-platform we map to the directives required by
805 # the C standard (1989 version), always available on platforms
806 # with a C standard implementation.
807 DATETIME_FORMATS_MAP = {
809 '%D': '%m/%d/%Y', # modified %y->%Y
811 '%E': '', # special modifier
813 '%g': '%Y', # modified %y->%Y
819 '%O': '', # special modifier
823 '%s': '', #num of seconds since epoch
828 '%y': '%Y', # Even if %y works, it's ambiguous, so we should use %Y
829 '%+': '%Y-%m-%d %H:%M:%S',
831 # %Z is a special case that causes 2 problems at least:
832 # - the timezone names we use (in res_user.context_tz) come
833 # from pytz, but not all these names are recognized by
834 # strptime(), so we cannot convert in both directions
835 # when such a timezone is selected and %Z is in the format
836 # - %Z is replaced by an empty string in strftime() when
837 # there is not tzinfo in a datetime value (e.g when the user
838 # did not pick a context_tz). The resulting string does not
839 # parse back if the format requires %Z.
840 # As a consequence, we strip it completely from format strings.
841 # The user can always have a look at the context_tz in
842 # preferences to check the timezone.
847 def server_to_local_timestamp(src_tstamp_str, src_format, dst_format, dst_tz_name,
848 tz_offset=True, ignore_unparsable_time=True):
850 Convert a source timestamp string into a destination timestamp string, attempting to apply the
851 correct offset if both the server and local timezone are recognized, or no
852 offset at all if they aren't or if tz_offset is false (i.e. assuming they are both in the same TZ).
854 WARNING: This method is here to allow formatting dates correctly for inclusion in strings where
855 the client would not be able to format/offset it correctly. DO NOT use it for returning
856 date fields directly, these are supposed to be handled by the client!!
858 @param src_tstamp_str: the str value containing the timestamp in the server timezone.
859 @param src_format: the format to use when parsing the server timestamp.
860 @param dst_format: the format to use when formatting the resulting timestamp for the local/client timezone.
861 @param dst_tz_name: name of the destination timezone (such as the 'tz' value of the client context)
862 @param ignore_unparsable_time: if True, return False if src_tstamp_str cannot be parsed
863 using src_format or formatted using dst_format.
865 @return local/client formatted timestamp, expressed in the local/client timezone if possible
866 and if tz_offset is true, or src_tstamp_str if timezone offset could not be determined.
868 if not src_tstamp_str:
872 if src_format and dst_format:
873 # find out server timezone
874 server_tz = get_server_timezone()
876 # dt_value needs to be a datetime.datetime object (so no time.struct_time or mx.DateTime.DateTime here!)
877 dt_value = datetime.strptime(src_tstamp_str, src_format)
878 if tz_offset and dst_tz_name:
881 src_tz = pytz.timezone(server_tz)
882 dst_tz = pytz.timezone(dst_tz_name)
883 src_dt = src_tz.localize(dt_value, is_dst=True)
884 dt_value = src_dt.astimezone(dst_tz)
887 res = dt_value.strftime(dst_format)
889 # Normal ways to end up here are if strptime or strftime failed
890 if not ignore_unparsable_time:
895 def split_every(n, iterable, piece_maker=tuple):
896 """Splits an iterable into length-n pieces. The last piece will be shorter
897 if ``n`` does not evenly divide the iterable length.
898 @param ``piece_maker``: function to build the pieces
899 from the slices (tuple,list,...)
901 iterator = iter(iterable)
902 piece = piece_maker(islice(iterator, n))
905 piece = piece_maker(islice(iterator, n))
907 if __name__ == '__main__':
911 class upload_data_thread(threading.Thread):
912 def __init__(self, email, data, type):
913 self.args = [('email',email),('type',type),('data',data)]
914 super(upload_data_thread,self).__init__()
918 args = urllib.urlencode(self.args)
919 fp = urllib.urlopen('http://www.openerp.com/scripts/survey.php', args)
925 def upload_data(email, data, type='SURVEY'):
926 a = upload_data_thread(email, data, type)
930 def get_and_group_by_field(cr, uid, obj, ids, field, context=None):
931 """ Read the values of ``field´´ for the given ``ids´´ and group ids by value.
933 :param string field: name of the field we want to read and group by
934 :return: mapping of field values to the list of ids that have it
938 for record in obj.read(cr, uid, ids, [field], context=context):
940 res.setdefault(key[0] if isinstance(key, tuple) else key, []).append(record['id'])
943 def get_and_group_by_company(cr, uid, obj, ids, context=None):
944 return get_and_group_by_field(cr, uid, obj, ids, field='company_id', context=context)
946 # port of python 2.6's attrgetter with support for dotted notation
947 def resolve_attr(obj, attr):
948 for name in attr.split("."):
949 obj = getattr(obj, name)
952 def attrgetter(*items):
956 return resolve_attr(obj, attr)
959 return tuple(resolve_attr(obj, attr) for attr in items)
963 """A subclass of str that implements repr() without enclosing quotation marks
964 or escaping, keeping the original string untouched. The name come from Lisp's unquote.
965 One of the uses for this is to preserve or insert bare variable names within dicts during eval()
966 of a dict's repr(). Use with care.
968 Some examples (notice that there are never quotes surrounding
969 the ``active_id`` name:
971 >>> unquote('active_id')
973 >>> d = {'test': unquote('active_id')}
982 class UnquoteEvalContext(defaultdict):
983 """Defaultdict-based evaluation context that returns
984 an ``unquote`` string for any missing name used during
986 Mostly useful for evaluating OpenERP domains/contexts that
987 may refer to names that are unknown at the time of eval,
988 so that when the context/domain is converted back to a string,
989 the original names are preserved.
991 **Warning**: using an ``UnquoteEvalContext`` as context for ``eval()`` or
992 ``safe_eval()`` will shadow the builtins, which may cause other
993 failures, depending on what is evaluated.
995 Example (notice that ``section_id`` is preserved in the final
998 >>> context_str = "{'default_user_id': uid, 'default_section_id': section_id}"
999 >>> eval(context_str, UnquoteEvalContext(uid=1))
1000 {'default_user_id': 1, 'default_section_id': section_id}
1003 def __init__(self, *args, **kwargs):
1004 super(UnquoteEvalContext, self).__init__(None, *args, **kwargs)
1006 def __missing__(self, key):
1010 class mute_logger(object):
1011 """Temporary suppress the logging.
1012 Can be used as context manager or decorator.
1014 @mute_logger('openerp.plic.ploc')
1018 with mute_logger('openerp.foo.bar'):
1022 def __init__(self, *loggers):
1023 self.loggers = loggers
1025 def filter(self, record):
1028 def __enter__(self):
1029 for logger in self.loggers:
1030 logging.getLogger(logger).addFilter(self)
1032 def __exit__(self, exc_type=None, exc_val=None, exc_tb=None):
1033 for logger in self.loggers:
1034 logging.getLogger(logger).removeFilter(self)
1036 def __call__(self, func):
1038 def deco(*args, **kwargs):
1040 return func(*args, **kwargs)
1044 class CountingStream(object):
1045 """ Stream wrapper counting the number of element it has yielded. Similar
1046 role to ``enumerate``, but for use when the iteration process of the stream
1047 isn't fully under caller control (the stream can be iterated from multiple
1048 points including within a library)
1050 ``start`` allows overriding the starting index (the index before the first
1053 On each iteration (call to :meth:`~.next`), increases its :attr:`~.index`
1056 .. attribute:: index
1058 ``int``, index of the last yielded element in the stream. If the stream
1059 has ended, will give an index 1-past the stream
1061 def __init__(self, stream, start=-1):
1062 self.stream = iter(stream)
1064 self.stopped = False
1068 if self.stopped: raise StopIteration()
1070 val = next(self.stream, _ph)
1073 raise StopIteration()
1076 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: