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Re: Parsing mbox files with Windows Php

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Jerry Stuckle wrote:
> On 5/27/2013 11:15 PM, Chuck Anderson wrote:
>> Peter H. Coffin wrote:
>>> On Sat, 25 May 2013 16:39:14 -0600, Chuck Anderson wrote:
>>>> Peter H. Coffin wrote:
>>>>> On Fri, 24 May 2013 15:57:14 -0600, Chuck Anderson wrote:
>>>>>> $mbox = imap_open('pathto/mboxfile', '', '') // works on *nix, but
>>>>>> not on Windows.
>>>>>>  - Notice: Unknown: Can't open mailbox mboxfiles/Inbox: no such
>>>>>> mailbox (errflg=2) in Unknown on line 0.
>>>>>>    (This second error is the one coming from the underlying
>>>>>> c-client function.)
>>>>> Okay, step one: quit munging stuff around and give us the EXACT code,
>>>>> the EXACT contents of variables involved, and the EXACT error 
>>>>> messages.
>>>>> You're not revealing national secrets by posting paths to filenames,
>>>>> and
>>>>> what the problem is may be in what you're changing to be more 
>>>>> general.
>>>> I used generic paths and filenames because I had tried several
>>>> variations.
>>>>
>>>> I have learned that imap_open only works on a file - on a *nix web
>>>> server - if the path to the mbox file is relative to $HOME. I have
>>>> not found any official documentation, just forum posts saying so, and
>>>> ... it is the only way I have been able to make it work.
>>>>
>>>> So, imap_open works for me (on the remote Linux host) if, and only
>>>> if, I use:
>>>> imap_open ('public_html/mboxfiles/Trash', '', '')
>>>> // Trash is an mbox file I uploaded directly from my Thunderbird 
>>>> Profile
>>>>
>>>> On Windows
>>>> c:/localhost is the document root
>>>> c:/localhost/imap is where the Php scripts are located.
>>>> c:/localhost/imap/mboxfiles is where the mbox file "Trash" is located
>>>>
>>>> I have tried:
>>>> imap_open('localhost/imap/mboxfiles/Trash', '', ''); // equivalent of
>>>> being relative to $HOME on *nix
>>>> imap_open('/imap/mboxfiles/Trash', '', ''); // absolute path from
>>>> document root
>>>> imap_open('mboxfiles/Trash', '', ''); // relative path
>>>> imap_open('c:/localhost/imap/mboxfiles/Trash', '', ''); // real path
>>>> on disk
>>>>
>>>> On Windows I always get these two errors (the file path changes
>>>> accordingly):
>>>>
>>>> - Warning: imap_open(): Couldn't open stream
>>>> localhost/utilities/imap/eml/Trash in
>>>> localhost\utilities\imap\imap_save_mbox_file.php on line 127
>>>>
>>>> - Notice: Unknown: Can't open mailbox
>>>> localhost/utilities/imap/eml/Trash: no such mailbox (errflg=2) in
>>>> Unknown on line 0
>>>>
>>>> I have read that the second error is coming from the c-client
>>>> (errflg=2 comes from there).
>>>
>>> Since the error messages about whether the file can be found, maybe 
>>> it's
>>> time to investigate WHERE exactly cclient is thinking it's pointing.
>>> Because DocumentRoot isn't necessarily the same as $HOME.
>>
>> I was thinking it "could" be c:/ (the root of the drive that localhost
>> is on), but I also don't see a real equivalence.
>>
>>> And when you're using an actual IMAP server, they're nowhere close to
>>> alike.
>>> But %UserProfile% might be a lot closer.
>>
>> That would be C:/Users/Username
>>
>> Hey! It found it there:
>>
>> When I moved the mbox file 'Trash' to 'C:/Users/Username' and used:
>> imap_open('Trash', '', ''); // Trash is in %UserProfile%
>>
>> The low level error changed to:
>>
>> Notice: Unknown: Trash (file C:\Users\Owner\Trash) is not in valid
>> mailbox format (errflg=2) in Unknown on line 0
>>
>> If I upload that very file to my linux host, imap_open works.
>>
>> I'll try tinkering with line endings .... and whatever else I can think
>> of ..... later.
>>
>> BTW, I tried opendir('/localhost/utilities/imap/eml/Trash') and it was
>> able to read from there just fine, but perhaps that's moot now.
>>
>>> So where's the base of what cclient, on Windows, on your
>>> configuration, actually pointing?
>>
>> Apparently that c-client is basing all folder references to 
>> %UserProfile%.
>>
>>>> I hoped someone else had cracked this nut, but I'm beginning to
>>>> believe that it is not crackable, so ....
>>> It's crackable, but IMHO, the number of PHP instances that are running
>>> on Windows hosts that are doing anything user-related locally pales in
>>> comparison to the number that are using user-related stuff on unix
>>> hosts, which pales in comparison to the number that are doing only
>>> webby-webby stuff for non-local clients. So the number of people that
>>> have more than an academic interest in cracking this (much less
>>> documenting the result) is probably only a handful worldwide, and some
>>> of those probably just said "Screw it. I'll upload the mailfiles."
>>
>> Not quite yet. I might get this.
>>
>> [And ... yes, ... I use Php (WAMP) almost exclusively now for my own
>> browser based apps.]
>>
>
> Chuck,
>
> I'm glad you found the problem.
>
> I've been looking through the imap code most of the morning, but it 
> doesn't look like the same code that comes with Windows (this was from 
> U of Washington).  There is some code in there for opening a file, but 
> nothing dealing with Windows paths.  There is code to open a file, but 
> there doesn't seem to be a difference between Windows and Linux code 
> in that area (other than the differences between OS handling).  But 
> nothing to do with "C:\Users\Username" at all.
>
> I suspect you're right - line endings may be a problem.

I have tried every variation of line endings in the mbox file with no 
luck.  I also tried adding an extra line feed to the beginning - tried 
variations of the first line ("From ....") - no luck - same error 
(mailbox format is not valid).

And now Christopher Becker seems to have found the problem in his latest 
post.

-- 
*****************************
 Chuck Anderson • Boulder, CO
  http://cycletourist.com
 Turn Off, Tune Out, Drop In
*****************************

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Thread

Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-24 15:57 -0600
  Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-25 00:40 +0200
    Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-24 21:17 -0600
    Re: Parsing mbox files with Windows Php Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-25 09:30 +0200
      Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-25 16:19 +0200
        Re: Parsing mbox files with Windows Php Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-25 17:19 +0200
          Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-25 17:48 +0200
            Re: Parsing mbox files with Windows Php Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2013-05-25 20:09 +0200
  Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-24 19:16 -0400
    Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-24 17:40 -0600
    Re: Parsing mbox files with Windows Php "Peter H. Coffin" <hellsop@ninehells.com> - 2013-05-25 10:50 -0500
  Re: Parsing mbox files with Windows Php Luuk <luuk@invalid.lan> - 2013-05-25 18:08 +0200
  Re: Parsing mbox files with Windows Php "Peter H. Coffin" <hellsop@ninehells.com> - 2013-05-25 11:14 -0500
    Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-25 16:39 -0600
      Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-26 23:11 -0400
        Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-27 14:13 +0200
          Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-27 08:49 -0400
            Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-27 15:25 +0200
              Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-27 10:01 -0400
                Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-27 18:08 +0200
                Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-27 19:05 -0400
                Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-28 01:42 +0200
                Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-27 19:50 -0400
                Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-29 00:17 +0200
        Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-27 17:51 -0600
          Re: Parsing mbox files with Windows Php (correction - ignore previous) Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-27 18:20 -0600
      Re: Parsing mbox files with Windows Php "Peter H. Coffin" <hellsop@ninehells.com> - 2013-05-27 10:22 -0500
        Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-27 21:15 -0600
          Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-28 12:23 -0400
            Re: Parsing mbox files with Windows Php Chuck Anderson <cycletourist@invalid.invalid> - 2013-05-28 17:56 -0600
              Re: Parsing mbox files with Windows Php Jerry Stuckle <jstucklex@attglobal.net> - 2013-05-28 22:27 -0400
              Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-29 15:23 +0200
          Re: Parsing mbox files with Windows Php Christoph Becker <cmbecker69@gmx.de> - 2013-05-29 00:08 +0200

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