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// ========================================================================
// bootstrap-server v1.0.0
// http://twbs.github.com/bootstrap
// ========================================================================
// Copyright 2013 Twitter, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ========================================================================
"use strict"
var path = require('path')
, https = require('https')
, TAG = 'v2.3.2'
, CACHE = {}
, FILES = [ 'glyphicons-halflings.png'
, 'glyphicons-halflings-white.png' ]
function cache(callback) {
var _cache = {}
, complete = 0
FILES.forEach(function (filename) {
var req
, res
, i = 0
, content = []
, options = {
host: 'raw.github.com'
, port: 443
, path: path.join('/twbs/bootstrap', TAG, 'img', filename)
, method: 'GET'
}
req = https.request(options, function(res) {
var buffer = new Buffer(parseInt(res.header('Content-Length')))
res.setEncoding('binary')
res.on('data', function (chunk) {
buffer.write(chunk, i, 'binary')
i += chunk.length
})
res.on('end', function () {
_cache[filename] = buffer
if (++complete == FILES.length) {
CACHE = _cache
callback && callback(null, CACHE)
}
})
})
req.end()
})
}
function img(params, callback) {
var contents = {}
params.img.forEach(function (filename) {
contents['img/' + filename] = CACHE[filename]
})
callback(null, contents)
}
module.exports = img
module.exports.cache = cache
module.exports.FILES = FILES
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