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w3cjs.js
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w3cjs.js
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var request = require('superagent');
var proxyRequest = require('superagent-proxy')(request);
var fs = require('fs');
var w3cCheckUrl = 'http://validator.w3.org/nu/';
var defaultOutput = 'json';
var defaultDoctype = null;
var defaultCharset = null;
var defaultProxy = null;
var defaultCallback = function (res) {
console.log(res);
}
function setW3cCheckUrl(newW3cCheckUrl) {
w3cCheckUrl = newW3cCheckUrl;
}
function validate(options) {
var output = options.output || defaultOutput;
var callback = options.callback || defaultCallback;
var doctype = options.doctype || defaultDoctype;
var charset = options.charset || defaultCharset;
var file = options.file;
var input = options.input;
var context = '';
var type;
if(typeof input !== 'undefined'){
type = 'string';
context = input;
} else if(typeof file !== 'undefined' && (file.substr(0,5) === 'http:' || file.substr(0, 6) === 'https:')){
type = 'remote';
context = file;
} else if(typeof file !== 'undefined'){
type = 'local';
context = file;
} else {
return false;
}
var req = getRequest(type !== 'remote', options);
if(type === 'remote') {
req.query({ out: output });
req.query({ doc: file });
} else {
req.query({ out: output });
req.send((type === 'local') ? fs.readFileSync(file, 'utf8') : input + "");
};
req.end(function(error, res){
if(error) {
callback(error);
} else if(output === 'json'){
res.body.context = context;
callback(null, res.body);
} else {
callback(null, res.text);
}
});
}
var getRequest = function(isLocal, options) {
var req = isLocal ? proxyRequest.post(w3cCheckUrl) : proxyRequest.get(w3cCheckUrl);
var proxy = options.proxy || defaultProxy;
if (proxy !== null) {
req.proxy(proxy);
}
req.set('User-Agent', 'w3cjs - npm module');
req.set('Content-Type', 'text/html; encoding=utf-8');
return req;
}
var w3cjs = {
validate: validate,
setW3cCheckUrl: setW3cCheckUrl
}
if (typeof exports !== 'undefined') {
if (typeof module !== 'undefined' && module.exports) {
exports = module.exports = w3cjs;
}
exports.w3cjs = w3cjs
} else {
root['w3cjs'] = w3cjs;
}