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<?php |
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namespace ElePHPant\Breadcrumb; |
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/** |
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* Class Breadcrumb |
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* @package ElePHPant\Breadcrumb |
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* @author Sérgio Danilo Jr. <https://github.com/sergiodanilojr> |
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*/ |
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class Breadcrumb |
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{ |
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/** |
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* @var |
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*/ |
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private $base; |
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/** |
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* @var null|string |
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*/ |
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private $separator; |
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/** |
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* @var array |
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*/ |
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private $links; |
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/** |
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* Breadcrumb constructor. |
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* @param null|string $separator |
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*/ |
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public function __construct(?string $separator = null) |
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{ |
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$this->separator = $separator; |
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$this->links = []; |
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} |
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/** |
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* @param string $baseUrl |
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* @param string $title |
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* @param bool $showTitle |
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* @param null|string $icon |
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* @param string|null $class |
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* @return $this |
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*/ |
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public function base( |
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string $baseUrl, |
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string $title, |
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bool $showTitle = true, |
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?string $icon = null, |
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string $class = null |
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): Breadcrumb |
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{ |
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$this->base = [ |
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"url" => $baseUrl, |
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"title" => $title, |
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"showTitle" => $showTitle, |
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"icon" => $icon, |
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"class" => $class |
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]; |
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return $this; |
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} |
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/** |
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* @param string $url |
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* @param string $title |
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* @param null|string $class |
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* @return Breadcrumb |
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*/ |
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public function addCrumb(string $title, ?string $url, ?string $class = null): Breadcrumb |
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{ |
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$this->links[] = $this->parts($title, $url, $class); |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function render(): string |
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{ |
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$init = "<nav aria-label=\"breadcrumb\"><ol class=\"breadcrumb\">"; |
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$end = "</ol></nav>"; |
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return $init . ($this->links ? $this->setBase() : "") . $this->mount($this->links) . $end; |
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} |
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public function allCrumbs(): ?array |
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{ |
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return (!empty($this->links) ? $this->links : null); |
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} |
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/** |
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* @param array $links |
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* @return string |
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*/ |
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private function mount(array $links): ?string |
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{ |
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if (!$links) { |
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return null; |
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} |
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$last = count($links) - 1; |
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$breadcrumb = ""; |
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for ($b = 0; $b <= $last; $b++) { |
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if ($b == $last) { |
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$breadcrumb .= "<li class=\"breadcrumb-item active {$links[$b]["class"]}\" aria-current=\"page\">{$this->separator}{$links[$b]["title"]}</li>" . "\n"; |
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} else { |
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$breadcrumb .= "<li class=\"breadcrumb-item {$links[$b]["class"]}\">{$this->separator}<a href=\"{$links[$b]["url"]}\">{$links[$b]["title"]}</a></li>" . "\n"; |
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} |
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} |
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return $breadcrumb; |
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} |
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/** |
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* @return string |
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*/ |
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private function setBase(): string |
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{ |
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$title = ($this->base["showTitle"] ? $this->base["title"] : null); |
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$icon = $this->base["icon"]; |
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$class = $this->base["class"]; |
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$url = $this->base["url"]; |
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if (!$this->links) { |
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return "<li class=\"breadcrumb-item active {$class}\" aria-current=\"page\">{$icon}{$title}</li>"; |
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} |
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return "<li class=\"breadcrumb-item {$class}\"><a href=\"{$url}\">{$icon}{$title}</a></li>"; |
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} |
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/** |
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* @param string $url |
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* @param string $title |
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* @return array |
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*/ |
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private function parts( |
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string $title, |
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string $url = null, |
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string $class = null |
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): array |
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{ |
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$url = $this->setUrl($url); |
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return [ |
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"url" => $url, |
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"title" => $title, |
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"class" => $class |
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]; |
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} |
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/** |
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* @param string $url |
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* @return string |
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*/ |
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private function setUrl(string $url): string |
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{ |
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$url = str_replace($this->base["url"], "", $url); |
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$url = ($url[0] == "/" ? $url : "/" . $url); |
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return $this->base["url"] . $url; |
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} |
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} |
sergiodanilojr /
breadcrumb
Loading history...
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.