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sign_meetup_urls.html
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sign_meetup_urls.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Meetup Signed URL Utility</title>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/hack/0.8.0/hack.css">
<style type="text/css">
.hidden { display: none; }
.error { color: red; }
</style>
<script type="text/javascript">
// Module boot {{{1
define.defs = {};
define.modules = {};
function define(name, fn) {
define.defs[name] = fn;
}
function require(name) {
if (define.modules.hasOwnProperty(name)) return define.modules[name];
if (define.defs.hasOwnProperty(name)) {
var fn = define.defs[name];
define.defs[name] = function () { throw new Error("Circular Dependency"); };
return define.modules[name] = fn();
}
throw new Error("Module not found: " + name);
}
// Module app {{{1
define('app', function() {
return {
urlPrefix: 'https://api.meetup.com/2',
urlName: 'newhavenio'
};
});
// Module getJSONP {{{1
define('getJSONP', function() {
return function getJSONP(url, cb) {
var timeout, script, insertEl;
var elementId = '_' + Math.floor(10000 * Math.random()).toString(16);
var callbackName = 'jsonp_callback_' + elementId;
function cleanup() {
delete window[callbackName];
var el = document.getElementById(elementId);
el.parentNode.removeChild(el);
}
window[callbackName] = function jsonpCallback(data) {
window.clearTimeout(timeout);
cleanup();
cb(null, data);
};
timeout = window.setTimeout(function jsonpTimeout() {
cleanup();
cb(new Error('JSONP timeout'));
}, 5000);
script = document.createElement('script');
script.src = url + (url.indexOf('?') === -1 ? '?' : '&') +
'callback=' + callbackName;
script.id = elementId;
script.type = 'text/javascript';
script.async = true;
insertEl = document.getElementsByTagName('head')[0] ||
document.body || document.documentElement;
insertEl.appendChild(script);
};
});
// Module getEl {{{1
define('dom', function() {
function el(id) {
return document.getElementById(id);
}
function on(el, evt, fn) {
return el.addEventListener(evt, fn);
}
return {el: el, on: on};
});
// Module validate {{{1
define('validate', function() {
var pattern = /^[a-f0-9]{25,}$/i;
return function(value) {
if (value == null || value === '') { return null; }
return pattern.test(value);
};
});
// Module onInput {{{1
define('onInput', function() {
var dom = require('dom');
var validate = require('validate');
var fieldset = dom.el('apikey-fieldset');
var input = dom.el('apikey');
return function(evt) {
evt.preventDefault();
switch (validate(input.value)) {
case true:
fieldset.className = 'form-group form-success';
break;
case false:
fieldset.className = 'form-group form-error';
break;
default:
fieldset.className = 'form-group';
}
return false;
}
});
// Module onSubmit {{{1
define('onSubmit', function() {
var dom = require('dom');
var fetchEventsUrl = require('fetchEventsUrl');
var fetchMembersUrl = require('fetchMembersUrl');
var input = dom.el('apikey');
var outputDiv = dom.el('output');
var eventsOutput = dom.el('events-output');
var membersOutput = dom.el('members-output');
function output(el) {
return function(err, result) {
result = err ? err : result;
el.innerHTML = '';
el.className = err ? 'error' : '';
el.appendChild(document.createTextNode(result));
};
}
return function(evt) {
evt.preventDefault();
outputDiv.className = '';
eventsOutput.className = '';
membersOutput.className = '';
eventsOutput.innerHTML = '<div class="loading"></div> Fetching…';
membersOutput.innerHTML = '<div class="loading"></div> Fetching…';
fetchEventsUrl(input.value, output(eventsOutput));
fetchMembersUrl(input.value, output(membersOutput));
return false;
}
});
// Module fetchEventsUrl {{{1
define('fetchEventsUrl', function() {
var app = require('app');
var getJSONP = require('getJSONP');
var formatSignedUrl = require('formatSignedUrl');
var renderEventsResult = require('renderEventsResult');
return function(value, cb) {
var params = [
'key=' + encodeURIComponent(value),
'group_urlname=' + encodeURIComponent(app.urlName),
'sign=true',
'page=200',
'status=upcoming',
'order=time'
];
var url = app.urlPrefix + '/events?' + params.join('&');
getJSONP(url, formatSignedUrl(renderEventsResult(cb)));
};
});
// Module fetchMemebersUrl {{{1
define('fetchMembersUrl', function() {
var app = require('app');
var getJSONP = require('getJSONP');
var formatSignedUrl= require('formatSignedUrl');
var renderMembersResult = require('renderMembersResult');
return function(value, cb) {
var params = [
'key=' + encodeURIComponent(value),
'group_urlname=' + encodeURIComponent(app.urlName),
'sign=true',
'page=40',
'photo-host=public',
'order=name'
];
var url = app.urlPrefix + '/members?' + params.join('&');
getJSONP(url, formatSignedUrl(renderMembersResult(cb)));
};
});
// Module renderEventsResult {{{1
define('renderEventsResult', function() {
return function renderEventsResult(cb) {
return function (err, result) {
if (err) { return cb(err); }
cb(null,
" exports.eventsUrl = function eventsUrl(params) {\n" +
" /* jshint camelcase: false */\n" +
" // " + result.url + "\n" +
" return 'https://api.meetup.com/2/events?' +\n" +
" exports.parameterize({\n" +
result.params.map(function(param) {
return " '" + param[0] + "': '" + param[1] + "',\n";
}).join('') +
" 'format': 'json',\n" +
" 'offset': params.offset || 0\n" +
" });\n" +
" };"
);
};
};
});
// Module renderMembersResult {{{1
define('renderMembersResult', function() {
return function renderMembersResult(cb) {
return function (err, result) {
if (err) { return cb(err); }
cb(null,
" exports.developersUrl = function developersUrl(params) {\n" +
" /* jshint camelcase: false */\n" +
" // " + result.url + "\n" +
" return 'https://api.meetup.com/2/members?' +\n" +
" exports.parameterize({\n" +
result.params.map(function(param) {
return " '" + param[0] + "': '" + param[1] + "',\n";
}).join('') +
" 'format': 'json',\n" +
" 'offset': params.offset || 0\n" +
" });\n" +
" };"
);
};
};
});
// Module formatSignedUrl {{{1
define('formatSignedUrl', function() {
var urlParse = require('urlParse');
return function(cb) {
return function(err, result) {
var signedUrl;
if (err) { return cb(err); }
if (result.code) {
return cb(new Error(result.problem || 'Unable to parse response'));
}
try {
signedUrl = result.meta.signed_url;
} catch (error) {
return cb(new Error('Unable to parse response'));
}
var params = urlParse(signedUrl);
cb(null, {url: signedUrl, params: params});
}
};
});
// Module urlParse {{{1
define('urlParse', function() {
var blacklist = ['callback', 'format', 'offset'];
return function(url) {
var link = document.createElement('a');
link.href = url;
var query = link.search.substr(1);
var result = [];
query.split('&').forEach(function(param) {
var parts = param.split('=');
if (!blacklist.includes(parts[0])) {
result.push([parts[0], decodeURIComponent(parts[1])]);
}
});
return result;
}
});
// Module init {{{1
define('init', function() {
var dom = require('dom');
dom.on(dom.el('main'), 'submit', require('onSubmit'));
dom.on(dom.el('apikey'), 'input', require('onInput'));
});
// }}}1
</script>
</head>
<body class="hack">
<div class="container">
<h1>Newhaven.io Meetup URL Signing tool</h1>
<div class="alert alert-info">
The API Key can be obtained from <a href="https://secure.meetup.com/meetup_api/key/" target="_blank">here</a>.
</div>
<div class="alert alert-warning">
The API Key stays in browser and <strong>should never be saved to the source</strong>.
</div>
<form id="main" class="form" action="#">
<fieldset id="apikey-fieldset" class="form-group">
<label for="apikey">Meetup API key:</label>
<input id="apikey" type="password" class="form-control">
</fieldset>
<button type="submit" class="btn btn-primary btn-ghost">Get Signed URLS</button>
</form>
<div id="output" class="hidden">
<hr>
<p>Replace the following methods in <code>js/components/meetup-utils.js</code>.</p>
<h2>Events</h2>
<pre><code id="events-output">Pending…</code></pre>
<h2>Members</h2>
<pre><code id="members-output">Pending…</code></pre>
</div>
</div>
<script type="text/javascript">
require('init');
</script>
</body>
</html>
<!-- vim:set ts=2 sw=2 fdm=marker et: -->