08-11-2010, 01:24 PM
[eluser]Unknown[/eluser]
Using: dompdf (http://codeigniter.com/wiki/PDF_generati...ng_dompdf/), zip encoding class
Version: 1.7.2
The workflow goes as follows:
After a message is created and the members that will be given the message selected, the application creates a pdf file of each message for each member, zip these pdf files and then stream to user.
When the pdf files are just purely text + the [x] image put in by dompdf for images not found, the downloaded archive can be opened. When I got the images to render on the pdf files, the archiving started yielding corrupt zip files. I verified that the pdf files with images can be opened by opening it from the source folder.
Could this be a bug in the Zip Encoding class or just in zip files in general?
Trying to open it from Ubuntu using 7z and unzip, respectively:
Using: dompdf (http://codeigniter.com/wiki/PDF_generati...ng_dompdf/), zip encoding class
Version: 1.7.2
The workflow goes as follows:
After a message is created and the members that will be given the message selected, the application creates a pdf file of each message for each member, zip these pdf files and then stream to user.
When the pdf files are just purely text + the [x] image put in by dompdf for images not found, the downloaded archive can be opened. When I got the images to render on the pdf files, the archiving started yielding corrupt zip files. I verified that the pdf files with images can be opened by opening it from the source folder.
Could this be a bug in the Zip Encoding class or just in zip files in general?
Trying to open it from Ubuntu using 7z and unzip, respectively:
Code:
[email protected]:/tmp$ 7z e apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip
7-Zip 9.04 beta Copyright (c) 1999-2009 Igor Pavlov 2009-05-30
p7zip Version 9.04 (locale=C,Utf16=off,HugeFiles=on,2 CPUs)
Processing archive: apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip
Error: Can not open file as archive
[email protected]:/tmp$ unzip apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip
Archive: apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip
End-of-central-directory signature not found. Either this file is not
a zipfile, or it constitutes one disk of a multi-part archive. In the
latter case the central directory and zipfile comment will be found on
the last disk(s) of this archive.
unzip: cannot find zipfile directory in one of apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip or
apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip.zip, and cannot find apo_email_batch_00097d6e1fce8bcbb31cb60761dc431a.zip.ZIP, period.
