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achiver zip compress download comptible with ie 6 filefox chrome.NOTE: Only a example and can not run derectly
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var fs = Npm.require('fs'); | |
var path = Npm.require('path'); | |
var archiver = Npm.require('archiver'); | |
var req = this.request; | |
var res = this.response; | |
//create archiver class | |
var zip_name; //must with .zip ext. for example xxx.zip | |
var archive = archiver('zip', { | |
name: zip_name | |
}); | |
var userAgent = (req.headers['user-agent'] || '').toLowerCase(); | |
var contentDisposition; | |
if (userAgent.indexOf('msie') >= 0 || userAgent.indexOf('chrome') >= 0) { | |
contentDisposition = 'attachment; filename=' + encodeURIComponent(zip_name); | |
} else if (userAgent.indexOf('firefox') >= 0) { | |
contentDisposition = 'attachment; filename*="utf8\'\'' + encodeURIComponent(zip_name) + '"'; | |
} else { | |
/* safari and other browsers */ | |
contentDisposition = 'attachment; filename=' + new Buffer(zip_name).toString('binary'); | |
} | |
res.writeHeader(200, { | |
"Content-Type": "application/zip", | |
'Content-disposition': contentDisposition | |
}); | |
res.on('end', function() { | |
return res.send('OK').end(); | |
}); | |
for (var i = 0; i < files.length; i++) { | |
var ab_path = path.join(files[i].save_path, files[i].gen_save_path, files[i].save_name); | |
if (fs.existsSync(ab_path)) { | |
var fstream = fs.createReadStream(ab_path); | |
//设定关闭流操作 | |
fstream.on('close', function() { | |
this.close(); | |
}); | |
archive.append(fstream, { | |
name: files[i].file_name | |
}); | |
} else { | |
return return_404(res); | |
} | |
} |
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