Get WordPress posts with CodeIgniter. A CodeIgniter Model Class to retrieve posts and images from your WordPress database.

codeigniter_get_wordpress_posts.php

<?php
 
/**
* @since July - 2013
* @author: Fernando Porazzi - twitter @fernandoporazzi
* @see http://ellislab.com/codeigniter/user-guide/database/active_record.html
*/
 
/**
* Set the number of posts you want to retrieve from you WP database
* Set the amount of images for every single post
*/
 
class Blog extends CI_Model {
 
    public function __construct(){
        parent::__construct();
    }
    
    private $postLimit = 2;
    private $imagesPerPost = 1;
    
    public function getPosts () {
        $this->db->where('wp_posts.post_parent', 0);
        $this->db->where('wp_posts.post_status', 'publish');
        $this->db->limit($this->postLimit);
        $this->db->order_by('post_date', 'DESC');
 
        $query = $this->db->get('wp_posts');
 
        $data = $query->result();
 
        $post = array();
 
        for ($i = 0; $i < count($data); $i++) {
            array_push($post, 
                array(
                    'post' => $data[$i],
                    'image' => $this->getPostImages($data[$i]->ID)
                )
            );     
        }
 
        //print_r($post);
 
        return $post;
    }
 
    private function getPostImages ($idPost) {
        $this->db->where('post_type', 'attachment');
        $this->db->where('post_parent', $idPost );
 
        $this->db->limit($this->imagesPerPost);
        $this->db->order_by('post_date', 'DESC');
 
        $image = $this->db->get('wp_posts');
 
        if ($this->imagesPerPost > 1) {
            return $image->result();	
      	} else {
      	    return $image->row();
      	}
    }
}