(public).sospep.events ~ view task ~ CREATE-article-call-api-from-node-express

<h1 style="text-align: center;">title</h1>
<h2>[previously]</h2>
<ol>
<li>[2015-06-04] TRY&nbsp;= facebook&nbsp;example (contd)</li>
<ol>
<li>] # # - &nbsp;&nbsp;</li>
</ol>
<li>[2015-06-04] TRY = my endpoint</li>
<ol>
<li>] # # - rather then graph.facebook USE my own&nbsp;endpoint&nbsp;</li>
</ol>
<li>[2015-06-04]&nbsp;TRY =&nbsp;blue tutorial&nbsp;example</li>
<ol>
<li>] &nbsp;#&nbsp;5229 - built a subset of the entire</li>
</ol>
<li>[2015-06-04] status @ hours = 00:00</li>
<ol>
<li>] still whatever method to return object is coming up as undefined</li>
<li>] WORKS - hardcode json array in "index.js"</li>
<li>]&nbsp;WORKS - app require (hardcoded json file), write file (copy and past)&nbsp;</li>
</ol>
<li>[2015-06-05] TRY = use pre built library (Request || )&nbsp;</li>
<ol>
<li>]</li>
</ol></ol>
<h2>[currently]</h2>
<ol>
<li>] &nbsp;<a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/parse" target="_blank">JSON.parse</a> [JSON to OBJECT]- can be used to convert string into&nbsp;a JSON text into a JavaScript object: var obj = json.parse()</li>
<li>] <a href="https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify" target="_blank">stringify</a> [OBJECT to JSON]</li>
</ol>
<h2>[next]</h2>
<ol>
<li>] REFERENCE</li>
<li>] <a href="/view/task?id=5218" target="_blank">lrn node</a>&nbsp;on windows&nbsp;-</li>
<li>] DOC node <a href="https://nodejs.org/api/http.html#http_http_get_options_callback" target="_blank">https://nodejs.org/api/http.html#http_http_get_options_callback</a>&nbsp;</li>
<li>] DOC express - <a href="http://expressjs.com/api.html#res.json" target="_blank">http://expressjs.com/api.html#res.json</a>&nbsp;</li>
<li>] GUIDE <a href="http://blog.mashape.com/30-ways-to-make-rest-calls-in-node-js-php-python/" target="_blank">http://blog.mashape.com/30-ways-to-make-rest-calls-in-node-js-php-python/</a>&nbsp;</li>
<li>] example code - <a href="http://stackoverflow.com/questions/16148403/using-node-js-to-connect-to-a-rest-api/16155551#16155551" target="_blank">using google maps api</a>&nbsp;-&nbsp;&nbsp;</li>
<ol>
<li>Yes, Node.js is perfectly suited to making calls to external APIs. Just like everything in Node, however, the functions for making these calls are based around events, which means doing things like buffering response data as opposed to receiving a single completed response. Robert Mitchell</li>
</ol>
<li>] example code - <a href="http://stackoverflow.com/questions/11826384/calling-a-json-api-with-node-js" target="_blank">using facebook graph api</a> -</li>
<li>] example code - <a href="http://stackoverflow.com/questions/9577611/http-get-request-in-node-js-express" target="_blank">more robuts, full featured, pro</a>&nbsp;</li>
<li>] example code - <a href="http://stackoverflow.com/questions/9577611/http-get-request-in-node-js-express" target="_blank">HTTP GET Request in Node.js Express</a>&nbsp;-bryan mcfarlane, links to github repo</li>
<li>] example code - using static json - with blog post - <a href="http://blog.modulus.io/nodejs-and-express-create-rest-api" target="_blank">http://blog.modulus.io/nodejs-and-express-create-rest-api</a>&nbsp;</li>
<li>] example code - <a href="http://davidwalsh.name/nodejs-http-request" target="_blank">tutorial</a> - MDN guy with even better version in comments</li>
<li>] install <a href="https://github.com/request/request" target="_blank">request</a> - popular module for making api requests, easier, pipe data to files</li>
<li>] <a href="http://blog.modulus.io/node.js-tutorial-how-to-use-request-module" target="_blank">tutorial request module</a> -</li>
<li>] <a href="http://samwize.com/2013/08/31/simple-http-get-slash-post-request-in-node-dot-js/" target="_blank">tutorial request module</a> - working with gzip compressed data,</li>
<li>] example code - <a href="http://stackoverflow.com/questions/2496710/writing-files-in-node-js" target="_blank">writing files</a> - SRC = g qry=nodejs write file , res# SO?</li>
<li>CC<ol>
<li>]&nbsp;BM /node/http-request api USING request package</li>
</ol></li>
</ol>
&nbsp;
&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; have hardcoded an array of json values named quotes,
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; have defined a&nbsp;view named rankings which contains template &nbsp;
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;">// view - results
 app.get('/rankingsD', function (req, res) {
 /* PASS - this sends the json to the browser as a file
 res.json(quotes);</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> */
 
 /* PASS - pass a single variable into the template</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> var msg = { msg: "hello from RankingsD" }; </pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> res.render('rankingsD', { title: 'Ranking Drivers ', quotes: quotes, msg: msg }) </pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> */</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;">&nbsp;</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> /* TRY - example from Sanderson, db is a user defined(UD), seperate module, has function named load, which retuns </pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> var msg = { msg: "hello from RankingsD" };
 var results = db.load(req.params.id); </pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> */</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> var url = 'http://graph.facebook.com/517267866/?fields=picture';
 // var results = app.get(url);
 // var results = { url: "1234" };
 
 /*NOTE - most example code uses http.get (a node method) VS app.get */
 app.get(url, function (res) {
 var body = '';
 res.on('data', function (chunk) {
 body += chunk;
 });</pre>
<pre style="background: white; color: black; font-family: Consolas; font-size: 10pt;"> res.on('end', function () {
 var fbResponse = JSON.parse(body);
 res.send(fbResponse)
 // ADD
 // return results = JSON.parse(body) // NO errors, returns undefined
 console.log("Got response: ", fbResponse.picture);
 });
 }).on('error', function (e) {
 console.log("Got error: ", e);
 });
 
 
 //var results = getData();
 
 res.render('rankingsD', { title: 'Ranking Drivers ', quotes: quotes })
 
 
 });</pre>
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