PHP code example of hellopablo / related-content

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

hellopablo / related-content example snippets

namespace App\RelatedContent\Analysers;

use HelloPablo\RelatedContent\Interfaces;
use HelloPablo\RelatedContent\Relation;

class Article implements Interfaces\Analsyer
{
    /**
     * Analyses an item and returns an array of Interfaces\Relation
     *
     * @param object $item The item to analyse
     *
     * @return Relation\Node[]
     */
    public function analyse(object $item): array
    {
        $nodes = [];

        foreach ($item->categories as $categoryId) {
            $nodes[] = new Relation\Node('CATEGORY', $categoryId);
        }

        foreach ($item->topics as $topicId) {
            $nodes[] = new Relation\Node('TOPIC', $topicId);
        }

        return $nodes;
    }

    /**
     * Returns the item's unique identifier
     *
     * @param object $item
     *
     * @return int
     */
    public function getId(object $item)
    {
      return $item->id;
    }
}

use HelloPablo\RelatedContent;

$store = new RelatedContent\Store\MySQL([
    'user'     => 'mysql_user',
    'password' => 'mysql_password',
    'database' => 'mysql_database',
]);

/** @var Engine $engine */
$engine = RelatedContent\Factory::build($store);

use App\RelatedContent\Analysers;

/**
 * The item we wish to index. This would typically be retrieved using a
 * model, an ORM, or some other app-orientated struct.
 */
$item = (object) [
    'id'         => 1,
    'label'      => 'My Article',
    'body'       => 'Nullam id dolor id nibh ultricies ... auctor fringilla.',
    'categories' => [1, 2, 3],
    'topics'     => [5, 6, 7]
    
];

$analyser = new Analysers\Article();

$engine->index($item, $analyser);

use App\RelatedContent\Analysers;

$articleAnalyser = new Analysers\Article();
$blogAnalyser    = new Analysers\Blog();

/**
 * The item which was indexed; at minimum you need the analyser
 * to be able to acertain the item's ID.
 */
$articleItem = (object) [
    'id' => 1,
];

$results = $engine->query(
    $articleItem,
    $articleAnalyser
);

/**
 * The item which was indexed; at minimum you need the analyser
 * to be able to acertain the item's ID.
 */
$articleItem = (object) [
    'id' => 1,
];

/**
 * Return up to 3 related blog posts for our article.
 */
$results = $engine->query(
    $articleItem,
    $articleAnalyser,
    [
        $blogAnalyser
    ],
    3
);

use App\RelatedContent\Analysers;

/**
 * The item which was indexed; at minimum you need the analyser
 * to be able to acertain the item's ID.
 */
$item = (object) [
    'id' => 1,
];

$analyser = new Analysers\Article();

$relations = $engine->read($item, $analyser);

use App\RelatedContent\Analysers;

/**
 * The item which was indexed; at minimum you need the analyser
 * to be able to acertain the item's ID.
 */
$item = (object) [
    'id' => 1,
];

$analyser = new Analysers\Article();

$relations = $engine->delete($item, $analyser);

$items = $engine->dump();

$engine->empty();