Is there any way to 'hack' it? For example striping gzpi headers from 2nd
gzip chunk? Or that header is binded to gziped data?
On Friday, May 24, 2013 9:37:28 PM UTC+2, Tim Caswell wrote:
>
> gzip has internal headers that must only appear at the beginning. You
> can't send two gzip documents in the same document. The browsers don't
> support that.
>
> If you have the same two chunks all the time, you can combine and then
> gzip once and send the one resulting chunk.
>
>
> On Fri, May 24, 2013 at 2:04 PM, Sławek Janecki <jan...@gmail.com<javascript:>
> > wrote:
>
>> Lets say I have 2 individually gziped html chunks in memory. Can I send
>> chunk1+chunk2 to HTTP client? Does any browser supports this? Or there is
>> no way to do this and I have to gzip the whole stream not individual chunks?
>>
>> I want to serve to clients for example chunk1+chunk2 and chunk2+chunk1
>> etc (different order) but I don't want to compress the whole page every
>> time and I dont want to cache the whole page. I want to use precompressed
>> cached chunks and send them.
>>
>> nodejs code (node v0.10.7):
>>
>> // creating pre cached data buffersvar zlib = require('zlib');var chunk1,
>> chunk2;
>> zlib.gzip(new Buffer('test1'), function(err, data){
>> chunk1 = data;});
>> zlib.gzip(new Buffer('test2'), function(err, data){
>> chunk2 = data;});
>>
>> var http = require('http');
>> http.createServer(function (req, res) {
>> res.writeHead(200, {'Content-Type': 'text/plain', 'Content-Encoding':
>> 'gzip'});
>> // writing two pre gziped buffers
>> res.write(chunk1); // if I send only this one everything is OK
>> res.write(chunk2); // if I send two chunks Chrome trying to download
>> file
>> res.end();}).listen(8080);
>>
>> When my example server returns this kind of response Chrome browser
>> display download window (it doesnt understand it :/
>>
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