Posted By

ramirog89 on 09/23/15

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php
service

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Last Edited at 09/23/15 05:15am

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feeds with memcache

/ Published in: PHP

feed class with baseUrl and endpoint curling the target and caching on memcache

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<?php

class Articles
{
	
	private $_content;

private $_defaultHost = 'local';

private $_baseUrl = 'http://localhost/feed_endpoint/';

private $_endpoint;

private $_memcache;

private $_settings = array(
		'memcache' => array(
			'local' => array(
				'host' => 'localhost',
				'port' => '11211'
			),
			'dev' => array(
				'host' => 'default-memcache-location',
				'port' => '11211'
			),
			'qa' => array(
				'host' => 'qa-memcache-location',
				'port' => '11211'
			),
			'live' => array(
				'host' => 'live-memcache-location',
				'port' => '11211'
			)
		)
	);

public function __construct()
	{
		$this->_setInstance()
			 ->_memcacheConnect();
	}

public function getLastArticles() {
		return $this->setEndpoint('latest-articles-paginated?page=1')
			 		->_doRequest()
			 		->_sendResponse();
	}

public function setEndpoint($endpoint)
	{
		$this->_endpoint = $endpoint;
		return $this;
	}

public function getEndpoint()
	{
		return $this->_endpoint;
	}

private function _sendResponse()
	{
		return json_decode($this->_content);
	}

private function _doRequest()
	{
		$uri = $this->_baseUrl . $this->_endpoint;

$this->_content = $this->_memcache->get($uri);

if ($this->_content == false) {
			$ch = curl_init();
			curl_setopt($ch, CURLOPT_URL, $uri);
			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); 
			$this->_content = curl_exec($ch);
			curl_close($ch);

$this->_memcache->set($this->_endpoint, $this->_content);
		}

return $this;
	}

private function _setInstance()
	{
		$this->_host = $this->_defaultHost; // localhost

$host = strtolower($_SERVER['HTTP_HOST']);
		if(strstr( $host, "-d.com") > -1 ) 
			$this->_host = "dev"; 
		else if(strstr( $host,"-q.com") > -1 ) 
			$this->_host = "qa"; 
		else if(strstr( $host,"prod.com") > -1) 
			$this->_host = "live";

return $this;
	}

private function _memcacheConnect()
	{
		$this->_memcache = new Memcache;

$this->_memcache->connect(
			$this->_settings['memcache'][$this->_host]['host'],
			$this->_settings['memcache'][$this->_host]['port']
		) or die ('Could not connect to memcache server');

return $this;
	}

}

$articles = new Articles();

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