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- # Source Generated with Decompyle++
- # File: in.pyc (Python 2.4)
-
- '''Email address parsing code.
-
- Lifted directly from rfc822.py. This should eventually be rewritten.
- '''
- import time
- SPACE = ' '
- EMPTYSTRING = ''
- COMMASPACE = ', '
- _monthnames = [
- 'jan',
- 'feb',
- 'mar',
- 'apr',
- 'may',
- 'jun',
- 'jul',
- 'aug',
- 'sep',
- 'oct',
- 'nov',
- 'dec',
- 'january',
- 'february',
- 'march',
- 'april',
- 'may',
- 'june',
- 'july',
- 'august',
- 'september',
- 'october',
- 'november',
- 'december']
- _daynames = [
- 'mon',
- 'tue',
- 'wed',
- 'thu',
- 'fri',
- 'sat',
- 'sun']
- _timezones = {
- 'UT': 0,
- 'UTC': 0,
- 'GMT': 0,
- 'Z': 0,
- 'AST': -400,
- 'ADT': -300,
- 'EST': -500,
- 'EDT': -400,
- 'CST': -600,
- 'CDT': -500,
- 'MST': -700,
- 'MDT': -600,
- 'PST': -800,
- 'PDT': -700 }
-
- def parsedate_tz(data):
- '''Convert a date string to a time tuple.
-
- Accounts for military timezones.
- '''
- data = data.split()
- if data[0].endswith(',') or data[0].lower() in _daynames:
- del data[0]
- else:
- i = data[0].rfind(',')
- if i >= 0:
- data[0] = data[0][i + 1:]
-
- if len(data) == 3:
- stuff = data[0].split('-')
- if len(stuff) == 3:
- data = stuff + data[1:]
-
-
- if len(data) == 4:
- s = data[3]
- i = s.find('+')
- if i > 0:
- data[3:] = [
- s[:i],
- s[i + 1:]]
- else:
- data.append('')
-
- if len(data) < 5:
- return None
-
- data = data[:5]
- (dd, mm, yy, tm, tz) = data
- mm = mm.lower()
- if mm not in _monthnames:
- dd = mm
- mm = dd.lower()
- if mm not in _monthnames:
- return None
-
-
- mm = _monthnames.index(mm) + 1
- if mm > 12:
- mm -= 12
-
- if dd[-1] == ',':
- dd = dd[:-1]
-
- i = yy.find(':')
- if i > 0:
- yy = tm
- tm = yy
-
- if yy[-1] == ',':
- yy = yy[:-1]
-
- if not yy[0].isdigit():
- yy = tz
- tz = yy
-
- if tm[-1] == ',':
- tm = tm[:-1]
-
- tm = tm.split(':')
- if len(tm) == 2:
- (thh, tmm) = tm
- tss = '0'
- elif len(tm) == 3:
- (thh, tmm, tss) = tm
- else:
- return None
-
- try:
- yy = int(yy)
- dd = int(dd)
- thh = int(thh)
- tmm = int(tmm)
- tss = int(tss)
- except ValueError:
- return None
-
- tzoffset = None
- tz = tz.upper()
- if _timezones.has_key(tz):
- tzoffset = _timezones[tz]
- else:
-
- try:
- tzoffset = int(tz)
- except ValueError:
- pass
-
- if tzoffset:
- if tzoffset < 0:
- tzsign = -1
- tzoffset = -tzoffset
- else:
- tzsign = 1
- tzoffset = tzsign * ((tzoffset // 100) * 3600 + (tzoffset % 100) * 60)
-
- tuple = (yy, mm, dd, thh, tmm, tss, 0, 1, 0, tzoffset)
- return tuple
-
-
- def parsedate(data):
- '''Convert a time string to a time tuple.'''
- t = parsedate_tz(data)
- if isinstance(t, tuple):
- return t[:9]
- else:
- return t
-
-
- def mktime_tz(data):
- '''Turn a 10-tuple as returned by parsedate_tz() into a UTC timestamp.'''
- if data[9] is None:
- return time.mktime(data[:8] + (-1,))
- else:
- t = time.mktime(data[:8] + (0,))
- return t - data[9] - time.timezone
-
-
- def quote(str):
- '''Add quotes around a string.'''
- return str.replace('\\', '\\\\').replace('"', '\\"')
-
-
- class AddrlistClass:
- '''Address parser class by Ben Escoto.
-
- To understand what this class does, it helps to have a copy of RFC 2822 in
- front of you.
-
- Note: this class interface is deprecated and may be removed in the future.
- Use rfc822.AddressList instead.
- '''
-
- def __init__(self, field):
- """Initialize a new instance.
-
- `field' is an unparsed address header field, containing
- one or more addresses.
- """
- self.specials = '()<>@,:;."[]'
- self.pos = 0
- self.LWS = ' \t'
- self.CR = '\r\n'
- self.atomends = self.specials + self.LWS + self.CR
- self.phraseends = self.atomends.replace('.', '')
- self.field = field
- self.commentlist = []
-
-
- def gotonext(self):
- '''Parse up to the start of the next address.'''
- while self.pos < len(self.field):
- if self.field[self.pos] in self.LWS + '\n\r':
- self.pos += 1
- continue
- self
- if self.field[self.pos] == '(':
- self.commentlist.append(self.getcomment())
- continue
- break
-
-
- def getaddrlist(self):
- '''Parse all addresses.
-
- Returns a list containing all of the addresses.
- '''
- result = []
- while self.pos < len(self.field):
- ad = self.getaddress()
- if ad:
- result += ad
- continue
- result.append(('', ''))
- return result
-
-
- def getaddress(self):
- '''Parse the next address.'''
- self.commentlist = []
- self.gotonext()
- oldpos = self.pos
- oldcl = self.commentlist
- plist = self.getphraselist()
- self.gotonext()
- returnlist = []
- if self.pos >= len(self.field):
- if plist:
- returnlist = [
- (SPACE.join(self.commentlist), plist[0])]
-
- elif self.field[self.pos] in '.@':
- self.pos = oldpos
- self.commentlist = oldcl
- addrspec = self.getaddrspec()
- returnlist = [
- (SPACE.join(self.commentlist), addrspec)]
- elif self.field[self.pos] == ':':
- returnlist = []
- fieldlen = len(self.field)
- self.pos += 1
- while self.pos < len(self.field):
- self.gotonext()
- returnlist = returnlist + self.getaddress()
- continue
- None if self.pos < fieldlen and self.field[self.pos] == ';' else self
- elif self.field[self.pos] == '<':
- routeaddr = self.getrouteaddr()
- if self.commentlist:
- returnlist = [
- (SPACE.join(plist) + ' (' + ' '.join(self.commentlist) + ')', routeaddr)]
- else:
- returnlist = [
- (SPACE.join(plist), routeaddr)]
- elif plist:
- returnlist = [
- (SPACE.join(self.commentlist), plist[0])]
- elif self.field[self.pos] in self.specials:
- self.pos += 1
-
- self.gotonext()
- if self.pos < len(self.field) and self.field[self.pos] == ',':
- self.pos += 1
-
- return returnlist
-
-
- def getrouteaddr(self):
- '''Parse a route address (Return-path value).
-
- This method just skips all the route stuff and returns the addrspec.
- '''
- if self.field[self.pos] != '<':
- return None
-
- expectroute = False
- self.pos += 1
- self.gotonext()
- adlist = ''
- while self.pos < len(self.field):
- if expectroute:
- self.getdomain()
- expectroute = False
- elif self.field[self.pos] == '>':
- self.pos += 1
- break
- elif self.field[self.pos] == '@':
- self.pos += 1
- expectroute = True
- elif self.field[self.pos] == ':':
- self.pos += 1
- else:
- adlist = self.getaddrspec()
- self.pos += 1
- break
- self.gotonext()
- continue
- self
- return adlist
-
-
- def getaddrspec(self):
- '''Parse an RFC 2822 addr-spec.'''
- aslist = []
- self.gotonext()
- while self.pos < len(self.field):
- if self.field[self.pos] == '.':
- aslist.append('.')
- self.pos += 1
- elif self.field[self.pos] == '"':
- aslist.append('"%s"' % self.getquote())
- elif self.field[self.pos] in self.atomends:
- break
- else:
- aslist.append(self.getatom())
- self.gotonext()
- if self.pos >= len(self.field) or self.field[self.pos] != '@':
- return EMPTYSTRING.join(aslist)
-
- aslist.append('@')
- self.pos += 1
- self.gotonext()
- return EMPTYSTRING.join(aslist) + self.getdomain()
-
-
- def getdomain(self):
- '''Get the complete domain name from an address.'''
- sdlist = []
- while self.pos < len(self.field):
- if self.field[self.pos] in self.LWS:
- self.pos += 1
- continue
- self
- if self.field[self.pos] == '(':
- self.commentlist.append(self.getcomment())
- continue
- if self.field[self.pos] == '[':
- sdlist.append(self.getdomainliteral())
- continue
- if self.field[self.pos] == '.':
- self.pos += 1
- sdlist.append('.')
- continue
- self
- if self.field[self.pos] in self.atomends:
- break
- continue
- sdlist.append(self.getatom())
- return EMPTYSTRING.join(sdlist)
-
-
- def getdelimited(self, beginchar, endchars, allowcomments = True):
- """Parse a header fragment delimited by special characters.
-
- `beginchar' is the start character for the fragment.
- If self is not looking at an instance of `beginchar' then
- getdelimited returns the empty string.
-
- `endchars' is a sequence of allowable end-delimiting characters.
- Parsing stops when one of these is encountered.
-
- If `allowcomments' is non-zero, embedded RFC 2822 comments are allowed
- within the parsed fragment.
- """
- if self.field[self.pos] != beginchar:
- return ''
-
- slist = [
- '']
- quote = False
- self.pos += 1
- while self.pos < len(self.field):
- if quote:
- slist.append(self.field[self.pos])
- quote = False
- elif self.field[self.pos] in endchars:
- self.pos += 1
- break
- elif allowcomments and self.field[self.pos] == '(':
- slist.append(self.getcomment())
- elif self.field[self.pos] == '\\':
- quote = True
- else:
- slist.append(self.field[self.pos])
- self.pos += 1
- continue
- self
- return EMPTYSTRING.join(slist)
-
-
- def getquote(self):
- """Get a quote-delimited fragment from self's field."""
- return self.getdelimited('"', '"\r', False)
-
-
- def getcomment(self):
- """Get a parenthesis-delimited fragment from self's field."""
- return self.getdelimited('(', ')\r', True)
-
-
- def getdomainliteral(self):
- '''Parse an RFC 2822 domain-literal.'''
- return '[%s]' % self.getdelimited('[', ']\r', False)
-
-
- def getatom(self, atomends = None):
- """Parse an RFC 2822 atom.
-
- Optional atomends specifies a different set of end token delimiters
- (the default is to use self.atomends). This is used e.g. in
- getphraselist() since phrase endings must not include the `.' (which
- is legal in phrases)."""
- atomlist = [
- '']
- if atomends is None:
- atomends = self.atomends
-
- while self.pos < len(self.field):
- if self.field[self.pos] in atomends:
- break
- else:
- atomlist.append(self.field[self.pos])
- self.pos += 1
- continue
- self
- return EMPTYSTRING.join(atomlist)
-
-
- def getphraselist(self):
- '''Parse a sequence of RFC 2822 phrases.
-
- A phrase is a sequence of words, which are in turn either RFC 2822
- atoms or quoted-strings. Phrases are canonicalized by squeezing all
- runs of continuous whitespace into one space.
- '''
- plist = []
- while self.pos < len(self.field):
- if self.field[self.pos] in self.LWS:
- self.pos += 1
- continue
- self
- if self.field[self.pos] == '"':
- plist.append(self.getquote())
- continue
- if self.field[self.pos] == '(':
- self.commentlist.append(self.getcomment())
- continue
- if self.field[self.pos] in self.phraseends:
- break
- continue
- plist.append(self.getatom(self.phraseends))
- return plist
-
-
-
- class AddressList(AddrlistClass):
- '''An AddressList encapsulates a list of parsed RFC 2822 addresses.'''
-
- def __init__(self, field):
- AddrlistClass.__init__(self, field)
- if field:
- self.addresslist = self.getaddrlist()
- else:
- self.addresslist = []
-
-
- def __len__(self):
- return len(self.addresslist)
-
-
- def __add__(self, other):
- newaddr = AddressList(None)
- newaddr.addresslist = self.addresslist[:]
- for x in other.addresslist:
- if x not in self.addresslist:
- newaddr.addresslist.append(x)
- continue
-
- return newaddr
-
-
- def __iadd__(self, other):
- for x in other.addresslist:
- if x not in self.addresslist:
- self.addresslist.append(x)
- continue
-
- return self
-
-
- def __sub__(self, other):
- newaddr = AddressList(None)
- for x in self.addresslist:
- if x not in other.addresslist:
- newaddr.addresslist.append(x)
- continue
-
- return newaddr
-
-
- def __isub__(self, other):
- for x in other.addresslist:
- if x in self.addresslist:
- self.addresslist.remove(x)
- continue
-
- return self
-
-
- def __getitem__(self, index):
- return self.addresslist[index]
-
-
-