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Split cleanly stacosys API usage and page rendering

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Progress on new comment post method
This commit is contained in:
Yax 2015-05-12 22:30:10 +02:00
parent a200fdfa88
commit 300727cdab
4 changed files with 78 additions and 126 deletions
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112
demo/public/js/stacosys.js
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@ -1,17 +1,16 @@
// Copyright (c) 2015 Yannic ARNOUX
/**
* Make a X-Domain request to url and callback.
*
* @param url {String}
* @param method {String} HTTP verb ('GET', 'POST', 'DELETE', etc.)
* @param data {String} request body
* @param header {Dict} header options
* @param callback {Function} to callback on completion
* @param errback {Function} to callback on error
*/
function xdr(url, method, data, callback, errback) {
function xdr(url, method, data, header, callback, errback) {
var req;
if(XMLHttpRequest) {
req = new XMLHttpRequest();
@ -27,6 +26,9 @@ function xdr(url, method, data, callback, errback) {
}
}
};
for ( var h in header ) {
req.setRequestHeader(h, header[h]);
}
req.send(data);
}
} else if(XDomainRequest) {
@ -36,100 +38,38 @@ function xdr(url, method, data, callback, errback) {
req.onload = function() {
callback(req.responseText);
};
for ( var h in header ) {
req.setRequestHeader(h, header[h]);
}
req.send(data);
} else {
errback(new Error('CORS not supported'));
}
}
// Create the XHR object.
function stacosys_get_cors_request(method, url) {
var xhr = new XMLHttpRequest();
if ("withCredentials" in xhr) {
// XHR for Chrome/Firefox/Opera/Safari.
xhr.open(method, url, true);
} else if (typeof XDomainRequest != "undefined") {
// XDomainRequest for IE.
xhr = new XDomainRequest();
xhr.open(method, url);
} else {
// CORS not supported.
xhr = null;
}
return xhr;
}
function stacosys_count(callback) {
function stacosys_get_count(callback, errback) {
var url = STACOSYS_URL + '/comments/count?token=' + STACOSYS_TOKEN + '&url=' + STACOSYS_PAGE;
var xhr = stacosys_get_cors_request('GET', url);
if (!xhr) {
console.log('CORS not supported');
callback(0);
return;
}
// Response handlers.
xhr.onload = function() {
var jsonResponse = JSON.parse(xhr.responseText);
var count = jsonResponse.count;
callback(count);
};
xhr.onerror = function() {
console.log('Woops, there was an error making the request.');
callback(0);
};
xhr.send();
xdr(url, 'GET', null, {}, callback, errback);
}
function stacosys_load(callback) {
function stacosys_load_comments(callback, errback) {
var url = STACOSYS_URL + '/comments?token=' + STACOSYS_TOKEN + '&url=' + STACOSYS_PAGE;
var xhr = stacosys_get_cors_request('GET', url);
if (!xhr) {
console.log('CORS not supported');
return;
}
// Response handlers.
xhr.onload = function() {
var jsonResponse = JSON.parse(xhr.responseText);
callback(jsonResponse);
};
xhr.onerror = function() {
console.log('Woops, there was an error making the request.');
};
xhr.send();
xdr(url, 'GET', null, {}, callback, errback);
}
function stacosys_new(author, email, site, captcha, callback) {
var url = STACOSYS_URL + '/comments?token=' + STACOSYS_TOKEN
+ '&url=' + STACOSYS_PAGE + '&author=' + author
+ '&email=' + email + '&site=' + site
+ '&captcha=' + captcha;
var xhr = stacosys_get_cors_request('POST', url);
if (!xhr) {
console.log('CORS not supported');
callback(false);
return;
}
// Response handlers.
xhr.onload = function() {
var jsonResponse = JSON.parse(xhr.responseText);
callback(jsonResponse);
function stacosys_new_comment(author, email, site, captcha, callback, errback) {
var url = STACOSYS_URL + '/comments';
var data = {
'token': STACOSYS_TOKEN,
'url': STACOSYS_PAGE,
'author': author,
'email': email,
'site': site,
'captcha': captcha
};
xhr.onerror = function() {
console.log('Woops, there was an error making the request.');
callback(false);
var header = {
'Content-type': 'application/json'
};
xhr.send();
var j = JSON.stringify(data);
xdr(url, 'POST', JSON.stringify(data), header, callback, errback);
}