SocialLinks\Metas\MetaBase

Complexity

Total Complexity

8

Size/Duplication

Total Lines	73
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	0

Importance

Changes	6
Bugs	0	Features	1

6 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
	generateTags()	0	1	?
A	addMeta()	0	6	1
A	addLink()	0	4	1
A	escape()	0	4	1
A	filterAttribute()	0	11	4

<?php

namespace SocialLinks\Metas;

use SocialLinks\Page;
use ArrayObject;

/**
 * Base class extended by all metas.
 */
abstract class MetaBase extends ArrayObject
{
    protected $page;
    protected $prefix;
    protected $characterLimits = [];

    /**
     * Constructor.
     *
     * @param Page $page
     */
    public function __construct(Page $page)
    {
        $this->page = $page;
        $this->generateTags();
    }

    /**
     * Generate all tags.
     *
     * @return array
     */
    abstract protected function generateTags();

    /**
     * {@inheritdoc}
     */
    public function addMeta($name, $content)
    {
        $content = $this->filterAttribute($name, $content);

        $this[$name] = '<meta name="'.$this->prefix.static::escape($name).'" content="'.static::escape($content).'">';
    }

    /**
     * {@inheritdoc}
     */
    public function addLink($rel, $href)
    {
        $this[$rel] = '<link rel="'.$this->prefix.static::escape($rel).'" href="'.static::escape($href).'">';
    }

    /**
     * Escapes the value of an attribute.
     *
     * @param string $value
     *
     * @return string
     */
    protected static function escape($value)
    {
        return htmlspecialchars($value, ENT_QUOTES, 'UTF-8');
    }

    /**
     * Filters attribute values to trim by length
     *
     * @param string $value

There is no parameter named $value. Was it maybe removed?

     *
     * @return string
     */
    protected function filterAttribute($name, $content)
    {
        $limit = isset($this->characterLimits[$name]) ? $this->characterLimits[$name] : null;

        if($limit && strlen($content) > $limit)
        {
            $content = substr($content, 0, $limit - 3).'...';
        }

        return $content;
    }
}