Tickets :: Comment on [#12486] Can't download attachments over ActiveSync

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Comment	>> I don't know what else to tell you. It's something wrong with your >> PHP/Apache. PHP 5.3.3 is 3 years old. There were hundreds of bugs >> fixed since then, and at least a dozen stream related fixes. >> >> My guess is that it's a bug in PHP's stream filter handling but >> that's just an educated guess. If you would rather poke around the >> code than update PHP, you can look in >> Horde_ActiveSync_Message_AirSyncBaseFileAttachment::_checkEncoding() >> or Horde_ActiveSync_Wbxml_Encoder::_outTermStr() >> >> The former adds a stream filter to encode the data to base64 as >> required by the spec. The later is where the stream is ouput 8192 >> bytes at a time. >> >> If you insist on not upgrading your 3 year old PHP you can read out >> the stream into a string, convert it to base64 and return it from the >> first method (though this will absolutely kill performance as the >> entire attachment will be kept in memory, along with the larger >> base64 encoded version of it). > > Thanks Mike. It's not that I insist on not upgrading, it's that to > date - until this issue :) - there has been no compelling reason to > do so. The CentOS team assure their users that security > vulnerabilities are back-ported, which leaves functionality and / or > bugs. I understand the viewpoint expressed by Horde devs that they do > not all necessarily agree with that, and that is fine. Functionality > has not been an issue, the server only runs Horde, and it's been > working fine with no major issues, so (in my opinion) I have not yet > needed to upgrade. That has simplified the management of my (mostly) > original-CentOS-rpm server. > > Now that it appears that I have run into a dead end that cannot be > resolved without upgrading I will absolutely look at doing it. > > As always - thank you for your help Mike, it's appreciated.
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