freekrai

<?php
function search_by_post_and_meta_fields($args) {
    global $wpdb;
    $defaults = array(
        'post_type' => 'post',
        'post_fields_to_search' => false,
        'meta_fields_to search' => false,
        'search_term' => false
    );
    extract(wp_parse_args($args, $defaults));

freekrai

<?php
$args = array(
    'post_type' => 'listing',
    'post_fields_to_search' => array('post_title', 'post_content'),
    'meta_fields_to_search' => array('_tags'),
    'search_term' => 'hello'
);
$post_ids = search_by_post_and_meta_fields($args);
foreach($post_ids as $post_id) {
    $post = get_post($post_id);

freekrai

<?php
class post_search_meta {    
    function post_search_meta() {
        add_filter( 'posts_where' , array( $this , 'where' ) );
        add_filter( 'posts_join' , array( $this , 'join' ) );
        add_filter( 'posts_groupby' , array( $this , 'group' ) );
    }
    function group( $groupby ) {
        global $wp_query, $wpdb;
        if( empty($groupby) )   $groupby = "{$wpdb->posts}.ID";

freekrai

<?php

function hash_djb2($str){
    $hash = 5381;
    $length = strlen($str);
    for($i = 0; $i &lt; $length; $i++) {
        $hash = ( ($hash << 5) + $hash ) + $str[$i];
    }
    return ($hash & 0xFFFFFFFF);
}

freekrai

<?php
    $taxs = wp_get_post_tags( $post->ID );
    if ( $taxs ) {
        $tax_ids = array();
        foreach( $taxs as $individual_tax ) $tax_ids[] = $individual_tax->term_id;
        $args = array(
            'tag__in'               => $tax_ids,
            'post__not_in'          => array( $post->ID ),
            'showposts'             => 5,
            'ignore_sticky_posts'   => 1

freekrai

<?php
class rs_related{
	private $stopwords = array();
	private $debug = false;
	private $weight = array(
			'body'=>1,
			'title'=>2,
			'tax'=>4,
	);
	public function __construct(){

freekrai

<?php
//	Place the following code inside your single.php:
include("related.class.php");
$related = new rs_related();
$postids = $related->get_related($post->ID,5);

if( count($postids) ){
?>
	<h3>Related posts:</h3>
	<ul>

freekrai

<?php

$limit = 5;
$strictlimit = TRUE;
$weight = array(
    'body'=>1,
    'title'=>1,
    'tax'=>1
  );

freekrai

<?php
/*
 This is a simple, Laravel-like config sysytem, add files to a config/ folder in the following setup:

config.php:
<?php
return array(
	'site_name' => 'My Website',
	'site_strapline' => 'This is my first website'
);

freekrai

/*! normalize.css v3.0.1 | MIT License | git.io/normalize */
html {
  font-family: sans-serif;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
}
article,