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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>The headers are always a pain in the beep.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>If you look in website_code/php/scorm/archive.php you can see
some headers commented out. Perhaps adding some of these might help. I found
they killed the code in IE though. <o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> function
download_file($name)<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> {<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> if
($this->options['inmemory'] == 0)<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> {<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> $this->error[]
= "Can only use download_file() if archive is in memory. Redirect to file
otherwise, it is faster.";<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> return;<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> }<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> switch
($this->options['type'])<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> {<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> case
"zip":<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Type:
application/zip");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> break;<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> case
"bzip":<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Type:
application/x-bzip2");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> break;<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> case
"gzip":<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Type:
application/x-gzip");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> break;<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> case
"tar":<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Type:
application/x-tar");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> }<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Length:
" . strlen($this->archive));<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>
header("Pragma:
public");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header('Content-disposition:
attachment; filename="' . $name . '.zip"');<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> //header("Cache-Control:
no-cache, must-revalidate, post-check=0, pre-check=0");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> //header("Expires:
Sat, 01 Jan 2000 12:00:00 GMT");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> header("Content-Transfer-Encoding:
binary");<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> print($this->archive);<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> }<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>}<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I suspect it’s something in here that’s killing it.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I’ll have a look Monday to see what I get but am really
busy with other stuff.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>We hope to fix it for opera soon.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<div>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>
<p class=MsoNormal style='margin-left:36.0pt'><b><span lang=EN-US
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
xerte-bounces@lists.nottingham.ac.uk [mailto:xerte-bounces@lists.nottingham.ac.uk]
<b>On Behalf Of </b>Catherall, Paul<br>
<b>Sent:</b> 06 August 2010 16:07<br>
<b>To:</b> 'Xerte discussion list'<br>
<b>Subject:</b> RE: [Xerte] another odd one...<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal style='margin-left:36.0pt'><o:p> </o:p></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>According to my techie guy
its probably using an internal zip process/ library. We were wondering if
the mime header for zip might have problems for some browsers.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Here’s the results of
trying to import/ export in a variety of browsers, always using a single
filename with no spaces in lower case, I also took care to only use the
‘zip file’ (not SCORM) option to export/import:<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Exported file in IE 8
(8.0.6001.18702) reports as corrupted in Windows and can’t be imported
(“You can only import a zip file”) however you can import a zip
created from other browsers below.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>export/import in Safari 4
(528.17) with no zip corruption.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>export/import in Chrome
(5.0.375.125) with no zip corruption.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>export in Firefox 3.6.8 (no
zip corruption) but not import (“You can only import a zip file”),
although my colleague in IT could import on same version.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Xerte doesn’t seem to
work in Opera ..no loss there :/<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Seamonkey (2.04) – can
export zip (no corruption) but can’t import (“You can only import a
zip file”)<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>So this could be 2 issues,
the creation of the zip can be corrupt producing a single wad type file
(depending on the browser) and then some browsers don’t allow import of a
valid zip (“You can only import a zip file”), with the same zip
working in other browsers......<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Our fix at the moment is to
backup and restore files manually using Safari or possibly Firefox (different
results on different PCs), or possibly Chrome which seems to be popping up on
staff PCs here.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Rgds<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Paul<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p>
<div>
<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>
<p class=MsoNormal style='margin-left:36.0pt'><b><span lang=EN-US
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
xerte-bounces@lists.nottingham.ac.uk
[mailto:xerte-bounces@lists.nottingham.ac.uk] <b>On Behalf Of </b>Dave Burnett<br>
<b>Sent:</b> 06 August 2010 12:42<br>
<b>To:</b> Xerte list<br>
<b>Subject:</b> RE: [Xerte] another odd one...<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal style='margin-left:36.0pt'><o:p> </o:p></p>
<div>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'> </span><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>Oddly I can import items
exported from the old server into the new one. </span><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>when I try to export an item
in our new server it can’t then be uploaded and I get “You can only
import Zip files”.</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'>AND I notice that I
can’t manually open the zip file in Windows, I get a message saying
“the zip file is corrupted”...</span><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'>OK, so the zip process on the new server is
corrupting the file somehow.<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'>What zip client does the server default to?<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'>Tried reinstalling the zip client?<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'>Or specifying a different client?<o:p></o:p></span></p>
<p class=MsoNormal style='margin-left:36.0pt'><span style='font-size:10.0pt;
font-family:"Tahoma","sans-serif"'><o:p> </o:p></span></p>
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