PiedWeb\UrlHarvester\HarvestLinksTrait

Complexity

Total Complexity

11

Size/Duplication

Total Lines	58
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	classifyLinks()	0	6	2
A	getNbrDuplicateLinks()	0	9	2
A	getLinks()	0	18	6
A	getLinkedRessources()	0	3	1

<?php

namespace PiedWeb\UrlHarvester;

trait HarvestLinksTrait
{
    /**
     * @var array
     */
    protected $links;

    protected $linksPerType;

    abstract public function getDom();

    public function getLinkedRessources()
    {
        return ExtractLinks::get($this, ExtractLinks::SELECT_ALL);
    }

    public function getLinks($type = null): array
    {
        if (null === $this->links) {
            $this->links = ExtractLinks::get($this, ExtractLinks::SELECT_A);
            $this->classifyLinks();
        }

        switch ($type) {
            case Link::LINK_SELF:
                return $this->linksPerType[Link::LINK_SELF] ?? [];
            case Link::LINK_INTERNAL:
                return $this->linksPerType[Link::LINK_INTERNAL] ?? [];
            case Link::LINK_SUB:
                return $this->linksPerType[Link::LINK_SUB] ?? [];
            case Link::LINK_EXTERNAL:
                return $this->linksPerType[Link::LINK_EXTERNAL] ?? [];
            default:
                return $this->links;
        }
    }

    /**
     * Return duplicate links
     * /test and /test#2 are not duplicates.
     */
    public function getNbrDuplicateLinks(): int
    {
        $links = $this->getLinks();
        $u = [];
        foreach ($links as $link) {
            $u[(string) $link->getUrl()] = 1;
        }

        return \count($links) - \count($u);
    }

    public function classifyLinks()
    {
        $links = $this->getLinks();

        foreach ($links as $link) {
            $this->linksPerType[$link->getType()][] = $link;
        }
    }
}