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msProxy.js
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msProxy.js
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var url = require('url');
var common = require('./common');
module.exports = {
msProxy : function(req,res) {
var s = '';
for (var q in req.query) {
if (Array.isArray(req.query[q])) {
for (var a=0;a<req.query[q].length;a++) {
s += (s ? '&' : '?') + q + '=' + encodeURIComponent(req.query[q][a]);
}
}
else {
if (q != 'api_key') {
s += (s ? '&' : '?') + q + '=' + encodeURIComponent(req.query[q]);
}
}
}
s = req.path.replace('/msProxy','/mediaselector/5/select/version/2.0') + s;
var options = {
host: 'open.live.bbc.co.uk',
port: 80,
path: s,
method: 'GET',
headers: {
'Content-Type': 'application/json',
'Accept': 'application/json'
}
};
common.getJSON(options,function(stateCode,obj) {
res.setHeader('Access-Control-Allow-Origin','*');
if (stateCode == 200) {
s = '<html><head><title>MediaSelector</title></head>';
s += '<link rel="stylesheet" href="/css/pure.css">';
s += '<body>';
var pids = req.path.split('/');
for (var p in pids) {
if (pids[p].match('^([0-9,a-d,f-h,j-n,p-t,v-z]){8,}$')) {
pid = pids[p];
result = true;
}
}
s += '<h1>Version PID: '+pid+'</h1>';
s += '<pre>';
delete obj.disclaimer;
//s += JSON.stringify(obj,null,2);
s += '</pre>';
s += '<table border="2" cellpadding="5" class="pure-table pure-table-striped"><thead><tr>';
s += '<td>Width</td>';
s += '<td>Height</td>';
s += '<td>Bitrate</td>';
s += '<td>Format</td>';
s += '<td>Encoding</td>';
s += '<td>Size</td>';
s += '<td>Priority</td>';
s += '<td>Link</td>';
s += '<td>Supplier</td>';
s += '</tr></thead>';
for (var m in obj.media) {
var media = obj.media[m];
var size = '';
var suffix = '';
if (media.media_file_size) {
size = media.media_file_size;
suffix = 'b';
if (size>1024) {
size = Math.floor(size/1024);
suffix = 'Kb';
}
if (size>1024) {
size = Math.floor(size/1024);
suffix = 'Mb';
}
if (size>1024) {
size = Math.floor(size/1024);
suffix = 'Gb';
}
}
var rowPrefix = '<tr>';
rowPrefix += '<td>'+(media.width ? media.width : 'n/a')+'</td>';
rowPrefix += '<td>'+(media.height ? media.height : 'n/a')+'</td>';
rowPrefix += '<td>'+(media.bitrate ? media.bitrate : 'n/a')+'</td>';
rowPrefix += '<td>'+media.type+'</td>';
rowPrefix += '<td>'+(media.encoding ? media.encoding : media.kind)+'</td>';
rowPrefix += '<td>'+size+suffix+'</td>';
for (var c in media.connection) {
var row = rowPrefix;
var conn = media.connection[c];
row += '<td>'+conn.priority+'</td>';
var u = url.parse(conn.href);
row += '<td><a href="'+conn.href+'">'+conn.protocol+(conn.transferFormat ? '+'+conn.transferFormat : '')+'://'+u.host+'</a></td>';
row += '<td>'+conn.supplier+'</td>';
row += '</tr>';
s += row;
}
}
s += '</table>';
s += '</body></html>';
res.send(s);
}
else {
var s = 'Request failed with statusCode; '+stateCode + '\n';
if (typeof obj == 'object') {
s += JSON.stringify(obj,null,2);
}
else {
s += obj;
}
res.send(s);
}
});
}
};