twitter-example.php

<?php

// Some constants we will use to interact with the Twitter API.
define('FORMAT', '.json');
define('TWITTER_API_ENDPOINT', 'http://api.twitter.com/1/statuses/show/');

// Some constants we will use to save documents in CouchDB.
define('COUCHDB_HOST', 'http://127.0.0.1');
define('COUCHDB_PORT', '5984');
define('COUCHDB_DB_NAME', 'twittertest');

// The ID of the Twitter status we want to fetch.
$status_id = $_REQUEST['status_id'];

// Function to get a public Twitter status by ID.
function getStatus($twitterUrl) {
	$ch = curl_init($twitterUrl);
	curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);
	$status = curl_exec($ch);
    curl_close($ch);
    return $status;
}

// Function to save a Twitter status object to CouchDB.
function storeDocument($couchURL, $document) {
	$ch = curl_init($couchURL);
	curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'PUT'); 
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); 
	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-type: application/json')); 
	curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Length: '.strlen($document))); 
	curl_setopt($ch, CURLOPT_POSTFIELDS, $document);
	$response = curl_exec($ch);
    curl_close($ch);
    return $response;
}

// Get the status update JSON from the Twitter API.
$status = json_decode(getStatus(TWITTER_API_ENDPOINT.$status_id.FORMAT));

// Build the URL to save the status update to CouchDB.
$couchURL = COUCHDB_HOST.':'.COUCHDB_PORT.'/'.COUCHDB_DB_NAME.'/'.$status->id;

// Store the status update in CouchDB and print out the result.
echo storeDocument($couchURL, json_encode($status));

?>