Generate Bit.ly Short URLs Using PHP - API Version 3

We have share how to create Bit.ly short URLs using PHP.Bit.ly is a powerful API to generate short URL. To use this API you have to signup for an API key.The API also provides methods to get the long URL from a short one, validate a short one, and also get all sorts of statistics about a URL that you’ve shortened using bit.ly.

Step 1 Create Account

If you do not have a Bit.ly account Click here!.

Step 2 Create an OAuth application

Next step create your API keys. Click here!

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Then click “Get Registration Code” Button

Step 3 Create Your App

You will receive an email with the authentication link. Click the link, and fill your information. then click “Create Your App” Button.

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Step 3 Client ID and Client Secret

Your Client ID and Client Secret. You will need to generate an Access Token.

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Step 4 Using bit.ly with PHP

Here’s how you can create short URLs and expand short URLs using Bit.ly.

I-Returns Short URL

<?php
//Returns Short URL
function getBitlyShortURL($url,$login,$appkey,$format='') {
  $connectURL = 'http://api.bit.ly/v3/shorten?login='.$login.'&apiKey='.$appkey.'&uri='.urlencode($url).'&format='.$format;
  return getCURLResult($connectURL);
}
?>

<?php

//Returns Short URL

function getBitlyShortURL($url,$login,$appkey,$format='') {

$connectURL = 'http://api.bit.ly/v3/shorten?login='.$login.'&apiKey='.$appkey.'&uri='.urlencode($url).'&format='.$format;

return getCURLResult($connectURL);

}

II-Returns Expanded URL

<?php
//Returns Expanded URL
function getBitlyLongURL($url,$login,$appkey,$format='') {
  $connectURL = 'http://api.bit.ly/v3/expand?login='.$login.'&apiKey='.$appkey.'&shortUrl='.urlencode($url).'&format='.$format;
  return getCURLResult($connectURL);
}
?>

<?php

//Returns Expanded URL

function getBitlyLongURL($url,$login,$appkey,$format='') {

$connectURL = 'http://api.bit.ly/v3/expand?login='.$login.'&apiKey='.$appkey.'&shortUrl='.urlencode($url).'&format='.$format;

return getCURLResult($connectURL);

}

III- Returns result form URL

<?php
//Returns result form URL
function getCURLResult($url) {
  $ch = curl_init();
  $timeout = 5;
  curl_setopt($ch,CURLOPT_URL,$url);
  curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
  curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout);
  $data = curl_exec($ch);
  curl_close($ch);
  return $data;
}
?>

<?php

//Returns result form URL

function getCURLResult($url) {

$ch = curl_init();

$timeout = 5;

curl_setopt($ch,CURLOPT_URL,$url);

curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);

curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout);

$data = curl_exec($ch);

curl_close($ch);

return $data;

}

IV- Final result

<?php
//Get Short URL
$shortURL = getBitlyShortURL('https://webhaunt.com','xxxxxxxxxx','xxxxxxxxxx');

//Get long URL from the short one
$long_url = getBitlyLongURL($shortURL,'xxxxxxxxxx','xxxxxxxxxx');
?>

<?php

//Get Short URL

$shortURL = getBitlyShortURL('https://webhaunt.com','xxxxxxxxxx','xxxxxxxxxx');

//Get long URL from the short one

$long_url = getBitlyLongURL($shortURL,'xxxxxxxxxx','xxxxxxxxxx');