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// **********************************************************************
// Copyright (c) 2003-2015 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in th
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
var execFile = require('child_process').execFile;
var fs = require('fs');
var http = require('http');
var os = require('os');
var path = require('path');
var url = require('url');
var util = require('util');
var zlib = require('zlib');
var platform = os.platform();
var arch = os.arch();
var BIN_DIR = path.join(__dirname, 'bin');
var slice2js = platform === 'win32' ? 'slice2js.exe' : 'slice2js';
slice2js = path.join(BIN_DIR, slice2js);
var pkgVer = require('./package.json').slice2js;
function downloadSlice2js(redirectUrl)
{
if(fs.existsSync(slice2js))
{
fs.unlinkSync(slice2js);
}
var SLICE2JS_URL = redirectUrl ||
process.env.SLICE2JS_URL ||
process.env.npm_config_SLICE2JS_URL ||
'http://zeroc.com/download/3.6/';
var dlPath =
{
'darwin' :
{
'x64' : util.format('slice2js-%s-osx.gz', pkgVer)
},
'linux':
{
'x64' : util.format('slice2js-%s-linux-%s.gz', pkgVer, arch),
'x86' : util.format('slice2js-%s-linux-%s.gz', pkgVer, arch)
},
'win32':
{
'x64' : util.format('slice2js-%s-win-%s.exe.gz', pkgVer, arch),
'x86' : util.format('slice2js-%s-win-%s.exe.gz', pkgVer, arch)
}
};
var slice2js_url = url.resolve(SLICE2JS_URL, dlPath[platform][arch]);
console.log('Downloading slice2js from: ' + slice2js_url);
var req = http.get(slice2js_url,
function(res)
{
if(res.statusCode !== 200)
{
if(res.statusCode === 302 && !redirectUrl)
{
return downloadSlice2js(res.headers.location);
}
else if (res.statusCode === 404)
{
console.log('Unable to find slice2js at %s. Proceeding without it.', SLICE2JS_URL);
process.exit(0);
}
else
{
consle.log('There was an error downloading slice2js.');
process.exit(0);
}
}
var progress = 0;
var dlStream = fs.createWriteStream(slice2js + '.gz');
res.pipe(dlStream);
res.on('end',
function()
{
console.log('Slice2js downloaded.');
dlStream.end();
var zipSteam = fs.createReadStream(slice2js+'.gz');
var fileStream = fs.createWriteStream(slice2js, {flags : 'w', mode: 33261});
zipSteam.pipe(zlib.createGunzip()).pipe(fileStream);
fileStream.on('close',
function()
{
fs.unlinkSync(slice2js+'.gz');
});
});
});
req.on('error',
function(err)
{
console.log('There was an error retrieving slice2js. ' + err.message);
});
}
if(fs.existsSync(slice2js) === true)
{
execFile(slice2js, ['--version'],
function(err, stdout, stderr)
{
if (err)
{
return downloadSlice2js();
}
var version = stdout.trim() || stderr.trim();
if(version === pkgVer)
{
return;
}
else
{
downloadSlice2js();
}
});
}
else
{
downloadSlice2js();
}
module.exports.path = slice2js;
module.exports.version = pkgVer;
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