1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
6 # Copyright (C) 2010-2013 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 ##############################################################################
25 Miscellaneous tools used by OpenERP.
28 from functools import wraps
38 from collections import defaultdict, Mapping
39 from datetime import datetime
40 from itertools import islice, izip, groupby
41 from lxml import etree
42 from which import which
43 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 root = os.path.normcase(os.path.normpath(root)) + os.sep
142 if name.startswith(root):
143 base = root.rstrip(os.sep)
144 name = name[len(base) + 1:]
147 # It is outside the OpenERP root: skip zipfile lookup.
148 base, name = os.path.split(name)
149 return _fileopen(name, mode=mode, basedir=base, pathinfo=pathinfo, basename=basename)
151 if name.replace(os.sep, '/').startswith('addons/'):
155 name = os.path.join(subdir, name)
156 if name.replace(os.sep, '/').startswith('addons/'):
162 # First, try to locate in addons_path
166 return _fileopen(name2, mode=mode, basedir=adp,
167 pathinfo=pathinfo, basename=basename)
171 # Second, try to locate in root_path
172 return _fileopen(name, mode=mode, basedir=rtp, pathinfo=pathinfo, basename=basename)
175 def _fileopen(path, mode, basedir, pathinfo, basename=None):
176 name = os.path.normpath(os.path.join(basedir, path))
180 # Give higher priority to module directories, which is
181 # a more common case than zipped modules.
182 if os.path.isfile(name):
183 fo = open(name, mode)
188 # Support for loading modules in zipped form.
189 # This will not work for zipped modules that are sitting
190 # outside of known addons paths.
191 head = os.path.normpath(path)
193 while os.sep in head:
194 head, tail = os.path.split(head)
198 zipname = os.path.join(tail, zipname)
201 zpath = os.path.join(basedir, head + '.zip')
202 if zipfile.is_zipfile(zpath):
203 from cStringIO import StringIO
204 zfile = zipfile.ZipFile(zpath)
207 fo.write(zfile.read(os.path.join(
208 os.path.basename(head), zipname).replace(
217 if name.endswith('.rml'):
218 raise IOError('Report %r doesn\'t exist or deleted' % basename)
219 raise IOError('File not found: %s' % basename)
222 #----------------------------------------------------------
224 #----------------------------------------------------------
226 """Flatten a list of elements into a uniqu list
227 Author: Christophe Simonis (christophe@tinyerp.com)
236 >>> flatten( [[], [[]]] )
238 >>> flatten( [[['a','b'], 'c'], 'd', ['e', [], 'f']] )
239 ['a', 'b', 'c', 'd', 'e', 'f']
240 >>> t = (1,2,(3,), [4, 5, [6, [7], (8, 9), ([10, 11, (12, 13)]), [14, [], (15,)], []]])
242 [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]
246 return hasattr(x, "__iter__")
251 map(r.append, flatten(e))
256 def reverse_enumerate(l):
257 """Like enumerate but in the other sens
260 >>> a = ['a', 'b', 'c']
261 >>> it = reverse_enumerate(a)
269 Traceback (most recent call last):
270 File "<stdin>", line 1, in <module>
273 return izip(xrange(len(l)-1, -1, -1), reversed(l))
276 class UpdateableStr(local):
277 """ Class that stores an updateable string (used in wizards)
280 def __init__(self, string=''):
284 return str(self.string)
287 return str(self.string)
289 def __nonzero__(self):
290 return bool(self.string)
293 class UpdateableDict(local):
294 """Stores an updateable dict to use in wizards
297 def __init__(self, dict=None):
303 return str(self.dict)
306 return str(self.dict)
309 return self.dict.clear()
312 return self.dict.keys()
314 def __setitem__(self, i, y):
315 self.dict.__setitem__(i, y)
317 def __getitem__(self, i):
318 return self.dict.__getitem__(i)
321 return self.dict.copy()
324 return self.dict.iteritems()
327 return self.dict.iterkeys()
329 def itervalues(self):
330 return self.dict.itervalues()
332 def pop(self, k, d=None):
333 return self.dict.pop(k, d)
336 return self.dict.popitem()
338 def setdefault(self, k, d=None):
339 return self.dict.setdefault(k, d)
341 def update(self, E, **F):
342 return self.dict.update(E, F)
345 return self.dict.values()
347 def get(self, k, d=None):
348 return self.dict.get(k, d)
350 def has_key(self, k):
351 return self.dict.has_key(k)
354 return self.dict.items()
356 def __cmp__(self, y):
357 return self.dict.__cmp__(y)
359 def __contains__(self, k):
360 return self.dict.__contains__(k)
362 def __delitem__(self, y):
363 return self.dict.__delitem__(y)
366 return self.dict.__eq__(y)
369 return self.dict.__ge__(y)
372 return self.dict.__gt__(y)
375 return self.dict.__hash__()
378 return self.dict.__iter__()
381 return self.dict.__le__(y)
384 return self.dict.__len__()
387 return self.dict.__lt__(y)
390 return self.dict.__ne__(y)
392 class currency(float):
397 Don't use ! Use res.currency.round()
400 def __init__(self, value, accuracy=2, rounding=None):
402 rounding=10**-accuracy
403 self.rounding=rounding
404 self.accuracy=accuracy
406 def __new__(cls, value, accuracy=2, rounding=None):
407 return float.__new__(cls, round(value, accuracy))
410 # display_value = int(self*(10**(-self.accuracy))/self.rounding)*self.rounding/(10**(-self.accuracy))
411 # return str(display_value)
414 return s.replace('&','&').replace('<','<').replace('>','>')
416 def get_iso_codes(lang):
417 if lang.find('_') != -1:
418 if lang.split('_')[0] == lang.split('_')[1].lower():
419 lang = lang.split('_')[0]
423 'ab_RU': u'Abkhazian / аҧсуа',
424 'am_ET': u'Amharic / አምሃርኛ',
425 'ar_SY': u'Arabic / الْعَرَبيّة',
426 'bg_BG': u'Bulgarian / български език',
427 'bs_BS': u'Bosnian / bosanski jezik',
428 'ca_ES': u'Catalan / Català',
429 'cs_CZ': u'Czech / Čeština',
430 'da_DK': u'Danish / Dansk',
431 'de_DE': u'German / Deutsch',
432 'el_GR': u'Greek / Ελληνικά',
433 'en_CA': u'English (CA)',
434 'en_GB': u'English (UK)',
435 'en_US': u'English (US)',
436 'es_AR': u'Spanish (AR) / Español (AR)',
437 'es_BO': u'Spanish (BO) / Español (BO)',
438 'es_CL': u'Spanish (CL) / Español (CL)',
439 'es_CO': u'Spanish (CO) / Español (CO)',
440 'es_CR': u'Spanish (CR) / Español (CR)',
441 'es_DO': u'Spanish (DO) / Español (DO)',
442 'es_EC': u'Spanish (EC) / Español (EC)',
443 'es_ES': u'Spanish / Español',
444 'es_GT': u'Spanish (GT) / Español (GT)',
445 'es_HN': u'Spanish (HN) / Español (HN)',
446 'es_MX': u'Spanish (MX) / Español (MX)',
447 'es_NI': u'Spanish (NI) / Español (NI)',
448 'es_PA': u'Spanish (PA) / Español (PA)',
449 'es_PE': u'Spanish (PE) / Español (PE)',
450 'es_PR': u'Spanish (PR) / Español (PR)',
451 'es_PY': u'Spanish (PY) / Español (PY)',
452 'es_SV': u'Spanish (SV) / Español (SV)',
453 'es_UY': u'Spanish (UY) / Español (UY)',
454 'es_VE': u'Spanish (VE) / Español (VE)',
455 'et_EE': u'Estonian / Eesti keel',
456 'fa_IR': u'Persian / فارس',
457 'fi_FI': u'Finnish / Suomi',
458 'fr_BE': u'French (BE) / Français (BE)',
459 'fr_CH': u'French (CH) / Français (CH)',
460 'fr_FR': u'French / Français',
461 'gl_ES': u'Galician / Galego',
462 'gu_IN': u'Gujarati / ગુજરાતી',
463 'he_IL': u'Hebrew / עִבְרִי',
464 'hi_IN': u'Hindi / हिंदी',
465 'hr_HR': u'Croatian / hrvatski jezik',
466 'hu_HU': u'Hungarian / Magyar',
467 'id_ID': u'Indonesian / Bahasa Indonesia',
468 'it_IT': u'Italian / Italiano',
469 'iu_CA': u'Inuktitut / ᐃᓄᒃᑎᑐᑦ',
470 'ja_JP': u'Japanese / 日本語',
471 'ko_KP': u'Korean (KP) / 한국어 (KP)',
472 'ko_KR': u'Korean (KR) / 한국어 (KR)',
473 'lt_LT': u'Lithuanian / Lietuvių kalba',
474 'lv_LV': u'Latvian / latviešu valoda',
475 'ml_IN': u'Malayalam / മലയാളം',
476 'mn_MN': u'Mongolian / монгол',
477 'nb_NO': u'Norwegian Bokmål / Norsk bokmål',
478 'nl_NL': u'Dutch / Nederlands',
479 'nl_BE': u'Flemish (BE) / Vlaams (BE)',
480 'oc_FR': u'Occitan (FR, post 1500) / Occitan',
481 'pl_PL': u'Polish / Język polski',
482 'pt_BR': u'Portuguese (BR) / Português (BR)',
483 'pt_PT': u'Portuguese / Português',
484 'ro_RO': u'Romanian / română',
485 'ru_RU': u'Russian / русский язык',
486 'si_LK': u'Sinhalese / සිංහල',
487 'sl_SI': u'Slovenian / slovenščina',
488 'sk_SK': u'Slovak / Slovenský jazyk',
489 'sq_AL': u'Albanian / Shqip',
490 'sr_RS': u'Serbian (Cyrillic) / српски',
491 'sr@latin': u'Serbian (Latin) / srpski',
492 'sv_SE': u'Swedish / svenska',
493 'te_IN': u'Telugu / తెలుగు',
494 'tr_TR': u'Turkish / Türkçe',
495 'vi_VN': u'Vietnamese / Tiếng Việt',
496 'uk_UA': u'Ukrainian / українська',
497 'ur_PK': u'Urdu / اردو',
498 'zh_CN': u'Chinese (CN) / 简体中文',
499 'zh_HK': u'Chinese (HK)',
500 'zh_TW': u'Chinese (TW) / 正體字',
501 'th_TH': u'Thai / ภาษาไทย',
502 'tlh_TLH': u'Klingon',
505 def scan_languages():
506 """ Returns all languages supported by OpenERP for translation
508 :returns: a list of (lang_code, lang_name) pairs
509 :rtype: [(str, unicode)]
511 return sorted(ALL_LANGUAGES.iteritems(), key=lambda k: k[1])
513 def get_user_companies(cr, user):
514 def _get_company_children(cr, ids):
517 cr.execute('SELECT id FROM res_company WHERE parent_id IN %s', (tuple(ids),))
518 res = [x[0] for x in cr.fetchall()]
519 res.extend(_get_company_children(cr, res))
521 cr.execute('SELECT company_id FROM res_users WHERE id=%s', (user,))
522 user_comp = cr.fetchone()[0]
525 return [user_comp] + _get_company_children(cr, [user_comp])
529 Input number : account or invoice number
530 Output return: the same number completed with the recursive mod10
533 codec=[0,9,4,6,8,2,7,1,3,5]
539 report = codec[ (int(digit) + report) % 10 ]
540 return result + str((10 - report) % 10)
545 Return the size in a human readable format
549 units = ('bytes', 'Kb', 'Mb', 'Gb')
550 if isinstance(sz,basestring):
553 while s >= 1024 and i < len(units)-1:
556 return "%0.2f %s" % (s, units[i])
560 def wrapper(*args, **kwargs):
561 from pprint import pformat
563 vector = ['Call -> function: %r' % f]
564 for i, arg in enumerate(args):
565 vector.append(' arg %02d: %s' % (i, pformat(arg)))
566 for key, value in kwargs.items():
567 vector.append(' kwarg %10s: %s' % (key, pformat(value)))
570 res = f(*args, **kwargs)
572 vector.append(' result: %s' % pformat(res))
573 vector.append(' time delta: %s' % (time.time() - timeb4))
574 _logger.debug('\n'.join(vector))
579 class profile(object):
580 def __init__(self, fname=None):
583 def __call__(self, f):
585 def wrapper(*args, **kwargs):
586 profile = cProfile.Profile()
587 result = profile.runcall(f, *args, **kwargs)
588 profile.dump_stats(self.fname or ("%s.cprof" % (f.func_name,)))
593 __icons_list = ['STOCK_ABOUT', 'STOCK_ADD', 'STOCK_APPLY', 'STOCK_BOLD',
594 'STOCK_CANCEL', 'STOCK_CDROM', 'STOCK_CLEAR', 'STOCK_CLOSE', 'STOCK_COLOR_PICKER',
595 'STOCK_CONNECT', 'STOCK_CONVERT', 'STOCK_COPY', 'STOCK_CUT', 'STOCK_DELETE',
596 'STOCK_DIALOG_AUTHENTICATION', 'STOCK_DIALOG_ERROR', 'STOCK_DIALOG_INFO',
597 'STOCK_DIALOG_QUESTION', 'STOCK_DIALOG_WARNING', 'STOCK_DIRECTORY', 'STOCK_DISCONNECT',
598 'STOCK_DND', 'STOCK_DND_MULTIPLE', 'STOCK_EDIT', 'STOCK_EXECUTE', 'STOCK_FILE',
599 'STOCK_FIND', 'STOCK_FIND_AND_REPLACE', 'STOCK_FLOPPY', 'STOCK_GOTO_BOTTOM',
600 'STOCK_GOTO_FIRST', 'STOCK_GOTO_LAST', 'STOCK_GOTO_TOP', 'STOCK_GO_BACK',
601 'STOCK_GO_DOWN', 'STOCK_GO_FORWARD', 'STOCK_GO_UP', 'STOCK_HARDDISK',
602 'STOCK_HELP', 'STOCK_HOME', 'STOCK_INDENT', 'STOCK_INDEX', 'STOCK_ITALIC',
603 'STOCK_JUMP_TO', 'STOCK_JUSTIFY_CENTER', 'STOCK_JUSTIFY_FILL',
604 'STOCK_JUSTIFY_LEFT', 'STOCK_JUSTIFY_RIGHT', 'STOCK_MEDIA_FORWARD',
605 'STOCK_MEDIA_NEXT', 'STOCK_MEDIA_PAUSE', 'STOCK_MEDIA_PLAY',
606 'STOCK_MEDIA_PREVIOUS', 'STOCK_MEDIA_RECORD', 'STOCK_MEDIA_REWIND',
607 'STOCK_MEDIA_STOP', 'STOCK_MISSING_IMAGE', 'STOCK_NETWORK', 'STOCK_NEW',
608 'STOCK_NO', 'STOCK_OK', 'STOCK_OPEN', 'STOCK_PASTE', 'STOCK_PREFERENCES',
609 'STOCK_PRINT', 'STOCK_PRINT_PREVIEW', 'STOCK_PROPERTIES', 'STOCK_QUIT',
610 'STOCK_REDO', 'STOCK_REFRESH', 'STOCK_REMOVE', 'STOCK_REVERT_TO_SAVED',
611 'STOCK_SAVE', 'STOCK_SAVE_AS', 'STOCK_SELECT_COLOR', 'STOCK_SELECT_FONT',
612 'STOCK_SORT_ASCENDING', 'STOCK_SORT_DESCENDING', 'STOCK_SPELL_CHECK',
613 'STOCK_STOP', 'STOCK_STRIKETHROUGH', 'STOCK_UNDELETE', 'STOCK_UNDERLINE',
614 'STOCK_UNDO', 'STOCK_UNINDENT', 'STOCK_YES', 'STOCK_ZOOM_100',
615 'STOCK_ZOOM_FIT', 'STOCK_ZOOM_IN', 'STOCK_ZOOM_OUT',
616 'terp-account', 'terp-crm', 'terp-mrp', 'terp-product', 'terp-purchase',
617 'terp-sale', 'terp-tools', 'terp-administration', 'terp-hr', 'terp-partner',
618 'terp-project', 'terp-report', 'terp-stock', 'terp-calendar', 'terp-graph',
619 'terp-check','terp-go-month','terp-go-year','terp-go-today','terp-document-new','terp-camera_test',
620 'terp-emblem-important','terp-gtk-media-pause','terp-gtk-stop','terp-gnome-cpu-frequency-applet+',
621 'terp-dialog-close','terp-gtk-jump-to-rtl','terp-gtk-jump-to-ltr','terp-accessories-archiver',
622 'terp-stock_align_left_24','terp-stock_effects-object-colorize','terp-go-home','terp-gtk-go-back-rtl',
623 'terp-gtk-go-back-ltr','terp-personal','terp-personal-','terp-personal+','terp-accessories-archiver-minus',
624 'terp-accessories-archiver+','terp-stock_symbol-selection','terp-call-start','terp-dolar',
625 'terp-face-plain','terp-folder-blue','terp-folder-green','terp-folder-orange','terp-folder-yellow',
626 'terp-gdu-smart-failing','terp-go-week','terp-gtk-select-all','terp-locked','terp-mail-forward',
627 'terp-mail-message-new','terp-mail-replied','terp-rating-rated','terp-stage','terp-stock_format-scientific',
628 'terp-dolar_ok!','terp-idea','terp-stock_format-default','terp-mail-','terp-mail_delete'
633 return [(x, x) for x in __icons_list ]
635 def detect_ip_addr():
636 """Try a very crude method to figure out a valid external
637 IP or hostname for the current machine. Don't rely on this
638 for binding to an interface, but it could be used as basis
639 for constructing a remote URL to the server.
641 def _detect_ip_addr():
642 from array import array
643 from struct import pack, unpack
652 if not fcntl: # not UNIX:
653 host = socket.gethostname()
654 ip_addr = socket.gethostbyname(host)
656 # get all interfaces:
658 s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
659 names = array('B', '\0' * nbytes)
660 #print 'names: ', names
661 outbytes = unpack('iL', fcntl.ioctl( s.fileno(), 0x8912, pack('iL', nbytes, names.buffer_info()[0])))[0]
662 namestr = names.tostring()
665 for i in range(0, outbytes, 40):
666 name = namestr[i:i+16].split('\0', 1)[0]
668 ip_addr = socket.inet_ntoa(namestr[i+20:i+24])
673 ifaces = filter(None, [namestr[i:i+32].split('\0', 1)[0] for i in range(0, outbytes, 32)])
675 for ifname in [iface for iface in ifaces if iface != 'lo']:
676 ip_addr = socket.inet_ntoa(fcntl.ioctl(s.fileno(), 0x8915, pack('256s', ifname[:15]))[20:24])
679 return ip_addr or 'localhost'
682 ip_addr = _detect_ip_addr()
684 ip_addr = 'localhost'
687 # RATIONALE BEHIND TIMESTAMP CALCULATIONS AND TIMEZONE MANAGEMENT:
688 # The server side never does any timestamp calculation, always
689 # sends them in a naive (timezone agnostic) format supposed to be
690 # expressed within the server timezone, and expects the clients to
691 # provide timestamps in the server timezone as well.
692 # It stores all timestamps in the database in naive format as well,
693 # which also expresses the time in the server timezone.
694 # For this reason the server makes its timezone name available via the
695 # common/timezone_get() rpc method, which clients need to read
696 # to know the appropriate time offset to use when reading/writing
698 def get_win32_timezone():
699 """Attempt to return the "standard name" of the current timezone on a win32 system.
700 @return the standard name of the current win32 timezone, or False if it cannot be found.
703 if sys.platform == "win32":
706 hklm = _winreg.ConnectRegistry(None,_winreg.HKEY_LOCAL_MACHINE)
707 current_tz_key = _winreg.OpenKey(hklm, r"SYSTEM\CurrentControlSet\Control\TimeZoneInformation", 0,_winreg.KEY_ALL_ACCESS)
708 res = str(_winreg.QueryValueEx(current_tz_key,"StandardName")[0]) # [0] is value, [1] is type code
709 _winreg.CloseKey(current_tz_key)
710 _winreg.CloseKey(hklm)
715 def detect_server_timezone():
716 """Attempt to detect the timezone to use on the server side.
717 Defaults to UTC if no working timezone can be found.
718 @return the timezone identifier as expected by pytz.timezone.
723 _logger.warning("Python pytz module is not available. "
724 "Timezone will be set to UTC by default.")
727 # Option 1: the configuration option (did not exist before, so no backwards compatibility issue)
728 # 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
729 # Option 3: the environment variable TZ
730 sources = [ (config['timezone'], 'OpenERP configuration'),
731 (time.tzname[0], 'time.tzname'),
732 (os.environ.get('TZ',False),'TZ environment variable'), ]
733 # Option 4: OS-specific: /etc/timezone on Unix
734 if os.path.exists("/etc/timezone"):
737 f = open("/etc/timezone")
738 tz_value = f.read(128).strip()
743 sources.append((tz_value,"/etc/timezone file"))
744 # Option 5: timezone info from registry on Win32
745 if sys.platform == "win32":
746 # Timezone info is stored in windows registry.
747 # However this is not likely to work very well as the standard name
748 # of timezones in windows is rarely something that is known to pytz.
749 # But that's ok, it is always possible to use a config option to set
751 sources.append((get_win32_timezone(),"Windows Registry"))
753 for (value,source) in sources:
756 tz = pytz.timezone(value)
757 _logger.info("Using timezone %s obtained from %s.", tz.zone, source)
759 except pytz.UnknownTimeZoneError:
760 _logger.warning("The timezone specified in %s (%s) is invalid, ignoring it.", source, value)
762 _logger.warning("No valid timezone could be detected, using default UTC "
763 "timezone. You can specify it explicitly with option 'timezone' in "
764 "the server configuration.")
767 def get_server_timezone():
771 DEFAULT_SERVER_DATE_FORMAT = "%Y-%m-%d"
772 DEFAULT_SERVER_TIME_FORMAT = "%H:%M:%S"
773 DEFAULT_SERVER_DATETIME_FORMAT = "%s %s" % (
774 DEFAULT_SERVER_DATE_FORMAT,
775 DEFAULT_SERVER_TIME_FORMAT)
777 # Python's strftime supports only the format directives
778 # that are available on the platform's libc, so in order to
779 # be cross-platform we map to the directives required by
780 # the C standard (1989 version), always available on platforms
781 # with a C standard implementation.
782 DATETIME_FORMATS_MAP = {
784 '%D': '%m/%d/%Y', # modified %y->%Y
786 '%E': '', # special modifier
788 '%g': '%Y', # modified %y->%Y
794 '%O': '', # special modifier
798 '%s': '', #num of seconds since epoch
803 '%y': '%Y', # Even if %y works, it's ambiguous, so we should use %Y
804 '%+': '%Y-%m-%d %H:%M:%S',
806 # %Z is a special case that causes 2 problems at least:
807 # - the timezone names we use (in res_user.context_tz) come
808 # from pytz, but not all these names are recognized by
809 # strptime(), so we cannot convert in both directions
810 # when such a timezone is selected and %Z is in the format
811 # - %Z is replaced by an empty string in strftime() when
812 # there is not tzinfo in a datetime value (e.g when the user
813 # did not pick a context_tz). The resulting string does not
814 # parse back if the format requires %Z.
815 # As a consequence, we strip it completely from format strings.
816 # The user can always have a look at the context_tz in
817 # preferences to check the timezone.
822 def server_to_local_timestamp(src_tstamp_str, src_format, dst_format, dst_tz_name,
823 tz_offset=True, ignore_unparsable_time=True):
825 Convert a source timestamp string into a destination timestamp string, attempting to apply the
826 correct offset if both the server and local timezone are recognized, or no
827 offset at all if they aren't or if tz_offset is false (i.e. assuming they are both in the same TZ).
829 WARNING: This method is here to allow formatting dates correctly for inclusion in strings where
830 the client would not be able to format/offset it correctly. DO NOT use it for returning
831 date fields directly, these are supposed to be handled by the client!!
833 @param src_tstamp_str: the str value containing the timestamp in the server timezone.
834 @param src_format: the format to use when parsing the server timestamp.
835 @param dst_format: the format to use when formatting the resulting timestamp for the local/client timezone.
836 @param dst_tz_name: name of the destination timezone (such as the 'tz' value of the client context)
837 @param ignore_unparsable_time: if True, return False if src_tstamp_str cannot be parsed
838 using src_format or formatted using dst_format.
840 @return local/client formatted timestamp, expressed in the local/client timezone if possible
841 and if tz_offset is true, or src_tstamp_str if timezone offset could not be determined.
843 if not src_tstamp_str:
847 if src_format and dst_format:
848 # find out server timezone
849 server_tz = get_server_timezone()
851 # dt_value needs to be a datetime.datetime object (so no time.struct_time or mx.DateTime.DateTime here!)
852 dt_value = datetime.strptime(src_tstamp_str, src_format)
853 if tz_offset and dst_tz_name:
856 src_tz = pytz.timezone(server_tz)
857 dst_tz = pytz.timezone(dst_tz_name)
858 src_dt = src_tz.localize(dt_value, is_dst=True)
859 dt_value = src_dt.astimezone(dst_tz)
862 res = dt_value.strftime(dst_format)
864 # Normal ways to end up here are if strptime or strftime failed
865 if not ignore_unparsable_time:
870 def split_every(n, iterable, piece_maker=tuple):
871 """Splits an iterable into length-n pieces. The last piece will be shorter
872 if ``n`` does not evenly divide the iterable length.
873 @param ``piece_maker``: function to build the pieces
874 from the slices (tuple,list,...)
876 iterator = iter(iterable)
877 piece = piece_maker(islice(iterator, n))
880 piece = piece_maker(islice(iterator, n))
882 if __name__ == '__main__':
886 class upload_data_thread(threading.Thread):
887 def __init__(self, email, data, type):
888 self.args = [('email',email),('type',type),('data',data)]
889 super(upload_data_thread,self).__init__()
893 args = urllib.urlencode(self.args)
894 fp = urllib.urlopen('http://www.openerp.com/scripts/survey.php', args)
900 def upload_data(email, data, type='SURVEY'):
901 a = upload_data_thread(email, data, type)
905 def get_and_group_by_field(cr, uid, obj, ids, field, context=None):
906 """ Read the values of ``field´´ for the given ``ids´´ and group ids by value.
908 :param string field: name of the field we want to read and group by
909 :return: mapping of field values to the list of ids that have it
913 for record in obj.read(cr, uid, ids, [field], context=context):
915 res.setdefault(key[0] if isinstance(key, tuple) else key, []).append(record['id'])
918 def get_and_group_by_company(cr, uid, obj, ids, context=None):
919 return get_and_group_by_field(cr, uid, obj, ids, field='company_id', context=context)
921 # port of python 2.6's attrgetter with support for dotted notation
922 def resolve_attr(obj, attr):
923 for name in attr.split("."):
924 obj = getattr(obj, name)
927 def attrgetter(*items):
931 return resolve_attr(obj, attr)
934 return tuple(resolve_attr(obj, attr) for attr in items)
938 """A subclass of str that implements repr() without enclosing quotation marks
939 or escaping, keeping the original string untouched. The name come from Lisp's unquote.
940 One of the uses for this is to preserve or insert bare variable names within dicts during eval()
941 of a dict's repr(). Use with care.
943 Some examples (notice that there are never quotes surrounding
944 the ``active_id`` name:
946 >>> unquote('active_id')
948 >>> d = {'test': unquote('active_id')}
957 class UnquoteEvalContext(defaultdict):
958 """Defaultdict-based evaluation context that returns
959 an ``unquote`` string for any missing name used during
961 Mostly useful for evaluating OpenERP domains/contexts that
962 may refer to names that are unknown at the time of eval,
963 so that when the context/domain is converted back to a string,
964 the original names are preserved.
966 **Warning**: using an ``UnquoteEvalContext`` as context for ``eval()`` or
967 ``safe_eval()`` will shadow the builtins, which may cause other
968 failures, depending on what is evaluated.
970 Example (notice that ``section_id`` is preserved in the final
973 >>> context_str = "{'default_user_id': uid, 'default_section_id': section_id}"
974 >>> eval(context_str, UnquoteEvalContext(uid=1))
975 {'default_user_id': 1, 'default_section_id': section_id}
978 def __init__(self, *args, **kwargs):
979 super(UnquoteEvalContext, self).__init__(None, *args, **kwargs)
981 def __missing__(self, key):
985 class mute_logger(object):
986 """Temporary suppress the logging.
987 Can be used as context manager or decorator.
989 @mute_logger('openerp.plic.ploc')
993 with mute_logger('openerp.foo.bar'):
997 def __init__(self, *loggers):
998 self.loggers = loggers
1000 def filter(self, record):
1003 def __enter__(self):
1004 for logger in self.loggers:
1005 logging.getLogger(logger).addFilter(self)
1007 def __exit__(self, exc_type=None, exc_val=None, exc_tb=None):
1008 for logger in self.loggers:
1009 logging.getLogger(logger).removeFilter(self)
1011 def __call__(self, func):
1013 def deco(*args, **kwargs):
1015 return func(*args, **kwargs)
1019 class CountingStream(object):
1020 """ Stream wrapper counting the number of element it has yielded. Similar
1021 role to ``enumerate``, but for use when the iteration process of the stream
1022 isn't fully under caller control (the stream can be iterated from multiple
1023 points including within a library)
1025 ``start`` allows overriding the starting index (the index before the first
1028 On each iteration (call to :meth:`~.next`), increases its :attr:`~.index`
1031 .. attribute:: index
1033 ``int``, index of the last yielded element in the stream. If the stream
1034 has ended, will give an index 1-past the stream
1036 def __init__(self, stream, start=-1):
1037 self.stream = iter(stream)
1039 self.stopped = False
1043 if self.stopped: raise StopIteration()
1045 val = next(self.stream, _ph)
1048 raise StopIteration()
1051 def stripped_sys_argv(*strip_args):
1052 """Return sys.argv with some arguments stripped, suitable for reexecution or subprocesses"""
1053 strip_args = sorted(set(strip_args) | set(['-s', '--save', '-d', '--database', '-u', '--update', '-i', '--init']))
1054 assert all(config.parser.has_option(s) for s in strip_args)
1055 takes_value = dict((s, config.parser.get_option(s).takes_value()) for s in strip_args)
1057 longs, shorts = list(tuple(y) for _, y in groupby(strip_args, lambda x: x.startswith('--')))
1058 longs_eq = tuple(l + '=' for l in longs if takes_value[l])
1063 return args[i].startswith(shorts) \
1064 or args[i].startswith(longs_eq) or (args[i] in longs) \
1065 or (i >= 1 and (args[i - 1] in strip_args) and takes_value[args[i - 1]])
1067 return [x for i, x in enumerate(args) if not strip(args, i)]
1069 class ConstantMapping(Mapping):
1071 An immutable mapping returning the provided value for every single key.
1073 Useful for default value to methods
1075 __slots__ = ['_value']
1076 def __init__(self, val):
1081 defaultdict updates its length for each individually requested key, is
1088 same as len, defaultdict udpates its iterable keyset with each key
1089 requested, is there a point for this?
1093 def __getitem__(self, item):
1097 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: