Merge branch 'ss/better-error-throwing-and-id-sequence' into next
Conflicts: offlineimap/folder/IMAP.py offlineimap/imaputil.py Signed-off-by: Nicolas Sebrecht <nicolas.s-dev@laposte.net>
This commit is contained in:
Nicolas Sebrecht
commit
67863017e2
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@ -110,76 +110,70 @@ class IMAPFolder(BaseFolder):
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self.imapserver.releaseconnection(imapobj)
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return False
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# TODO: Make this so that it can define a date that would be the oldest messages etc.
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def cachemessagelist(self):
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imapobj = self.imapserver.acquireconnection()
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maxage = self.config.getdefaultint("Account %s" % self.accountname,
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"maxage", -1)
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maxsize = self.config.getdefaultint("Account %s" % self.accountname,
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"maxsize", -1)
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self.messagelist = {}
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imapobj = self.imapserver.acquireconnection()
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try:
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# Primes untagged_responses
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imaptype, imapdata = imapobj.select(self.getfullname(), readonly = 1, force = 1)
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res_type, imapdata = imapobj.select(self.getfullname(), True)
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maxage = self.config.getdefaultint("Account " + self.accountname, "maxage", -1)
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maxsize = self.config.getdefaultint("Account " + self.accountname, "maxsize", -1)
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# By default examine all UIDs in this folder
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msgsToFetch = '1:*'
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if (maxage != -1) | (maxsize != -1):
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try:
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search_condition = "(";
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search_cond = "(";
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if(maxage != -1):
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#find out what the oldest message is that we should look at
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oldest_time_struct = time.gmtime(time.time() - (60*60*24*maxage))
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if(maxage != -1):
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#find out what the oldest message is that we should look at
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oldest_struct = time.gmtime(time.time() - (60*60*24*maxage))
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#format this manually - otherwise locales could cause problems
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monthnames_standard = ["Jan", "Feb", "Mar", "Apr", "May", \
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"Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
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#format months manually - otherwise locales cause problems
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monthnames = ["Jan", "Feb", "Mar", "Apr", "May", \
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"Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"]
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our_monthname = monthnames_standard[oldest_time_struct[1]-1]
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daystr = "%(day)02d" % {'day' : oldest_time_struct[2]}
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date_search_str = "SINCE " + daystr + "-" + our_monthname \
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+ "-" + str(oldest_time_struct[0])
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month = monthnames[oldest_struct[1]-1]
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daystr = "%(day)02d" % {'day' : oldest_struct[2]}
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search_condition += date_search_str
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search_cond += "SINCE %s-%s-%s" % (daystr, month,
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oldest_struct[0])
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if(maxsize != -1):
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if(maxage != -1): #There are two conditions - add a space
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search_condition += " "
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if(maxsize != -1):
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if(maxage != -1): # There are two conditions, add space
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search_cond += " "
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search_cond += "SMALLER %d" % maxsize
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search_condition += "SMALLER " + self.config.getdefault("Account " + self.accountname, "maxsize", -1)
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search_cond += ")"
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search_condition += ")"
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searchresult = imapobj.search(None, search_condition)
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res_type, res_data = imapobj.search(None, search_cond)
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if res_type != 'OK':
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raise OfflineImapError("SEARCH in folder [%s]%s failed. "
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"Search string was '%s'. Server responded '[%s] %s'" % (
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self.getrepository(), self,
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search_cond, res_type, res_data),
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OfflineImapError.ERROR.FOLDER)
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#result would come back seperated by space - to change into a fetch
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#statement we need to change space to comma
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messagesToFetch = searchresult[1][0].replace(" ", ",")
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except KeyError:
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return
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if len(messagesToFetch) < 1:
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# No messages; return
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return
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else:
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# 1. Some mail servers do not return an EXISTS response
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# if the folder is empty. 2. ZIMBRA servers can return
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# multiple EXISTS replies in the form 500, 1000, 1500,
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# 1623 so check for potentially multiple replies.
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if imapdata == [None]:
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return
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# Result UIDs are seperated by space, coalesce into ranges
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msgsToFetch = imaputil.uid_sequence(res_data.split())
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if not msgsToFetch:
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return # No messages to sync
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maxmsgid = 0
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for msgid in imapdata:
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maxmsgid = max(long(msgid), maxmsgid)
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if maxmsgid < 1:
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#no messages; return
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return
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messagesToFetch = '1:%d' % maxmsgid;
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# Now, get the flags and UIDs for these.
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# We could conceivably get rid of maxmsgid and just say
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# '1:*' here.
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response = imapobj.fetch(messagesToFetch, '(FLAGS UID)')[1]
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# Get the flags and UIDs for these. single-quotes prevent
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# imaplib2 from quoting the sequence.
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res_type, response = imapobj.fetch("'%s'" % msgsToFetch,
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'(FLAGS UID)')
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if res_type != 'OK':
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raise OfflineImapError("FETCHING UIDs in folder [%s]%s failed. "
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"Server responded '[%s] %s'" % (
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self.getrepository(), self,
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res_type, response),
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OfflineImapError.ERROR.FOLDER)
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finally:
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self.imapserver.releaseconnection(imapobj)
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for messagestr in response:
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# looks like: '1 (FLAGS (\\Seen Old) UID 4807)' or None if no msg
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# Discard initial message number.
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@ -191,10 +191,8 @@ def flagsmaildir2imap(maildirflaglist):
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def uid_sequence(uidlist):
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"""Collapse UID lists into shorter sequence sets
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[1,2,3,4,5,10,12,13] will return "1:5,10,12:13". This function
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converts items to numeric type and sorts the list to always produce
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the minimal collapsed set.
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[1,2,3,4,5,10,12,13] will return "1:5,10,12:13". This function sorts
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the list, and only collapses if subsequent entries form a range.
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:returns: The collapsed UID list as string"""
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def getrange(start, end):
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if start == end:
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@ -208,6 +206,7 @@ def uid_sequence(uidlist):
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sorted_uids = sorted(map(int, uidlist))
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for item in iter(sorted_uids):
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item = int(item)
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if start == None: # First item
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start, end = item, item
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elif item == end + 1: # Next item in a range
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