How can I use deflated/gzipped content with an XHR onProgress function?

Question

I\'ve seen a bunch of similar questions to this get asked before, but I haven\'t found one that describes my current problem exactly, so here goes:

I have a page whi

Answer 1

Don't get stuck just because there isn't a native solution; a hack of one line can solve your problem without messing with Apache configuration (that in some hostings is prohibited or very restricted):

PHP to the rescue:

var size = ;

That's it, you probably already know the rest, but just as a reference here it is:

Live example:

Another SO user thinks I am lying about the validity of this solution so here it is live: http://nyudvik.com/zip/, it is gzip-ed and the real file weights 8 MB

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Related links:

• SO: Content-Length not sent when gzip compression enabled in Apache?
• Apache Module mod_deflate doc
• PHP filsize function doc