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<?php |
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namespace Botble\Assets; |
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use Illuminate\Support\HtmlString; |
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use Illuminate\Contracts\Routing\UrlGenerator; |
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class HtmlBuilder |
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{ |
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/** |
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* The URL generator instance. |
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* |
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* @var \Illuminate\Contracts\Routing\UrlGenerator |
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*/ |
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protected $url; |
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/** |
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* HtmlBuilder constructor. |
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* @param UrlGenerator $urlGenerator |
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*/ |
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public function __construct(UrlGenerator $urlGenerator) |
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{ |
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$this->url = $urlGenerator; |
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} |
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/** |
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* Generate a link to a JavaScript file. |
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* |
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* @param string $url |
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* @param array $attributes |
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* @param bool $secure |
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* |
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* @return \Illuminate\Support\HtmlString |
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*/ |
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public function script($url, $attributes = [], $secure = null) |
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{ |
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$attributes['src'] = $this->url->asset($url, $secure); |
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return $this->toHtmlString('<script' . $this->attributes($attributes) . '></script>'); |
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} |
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/** |
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* Generate a link to a CSS file. |
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* |
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* @param string $url |
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* @param array $attributes |
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* @param bool $secure |
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* |
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* @return \Illuminate\Support\HtmlString |
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*/ |
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public function style($url, $attributes = [], $secure = null) |
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{ |
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$defaults = [ |
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'media' => 'all', |
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'type' => 'text/css', |
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'rel' => 'stylesheet', |
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]; |
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$attributes = array_merge($defaults, $attributes); |
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$attributes['href'] = $this->url->asset($url, $secure); |
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return $this->toHtmlString('<link' . $this->attributes($attributes) . '>'); |
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} |
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/** |
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* Transform the string to an Html serializable object. |
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* |
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* @param $html |
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* |
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* @return \Illuminate\Support\HtmlString |
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*/ |
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protected function toHtmlString($html) |
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{ |
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return new HtmlString($html); |
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} |
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/** |
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* Build an HTML attribute string from an array. |
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* |
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* @param array $attributes |
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* |
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* @return string |
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*/ |
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public function attributes($attributes) |
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{ |
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$html = []; |
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foreach ((array)$attributes as $key => $value) { |
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$element = $this->attributeElement($key, $value); |
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if (!empty($element)) { |
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$html[] = $element; |
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} |
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} |
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return count($html) > 0 ? ' ' . implode(' ', $html) : ''; |
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} |
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/** |
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* Build a single attribute element. |
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* |
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* @param string $key |
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* @param string $value |
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* |
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* @return string |
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*/ |
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protected function attributeElement($key, $value) |
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{ |
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if (is_numeric($key)) { |
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return $value; |
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} |
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// Treat boolean attributes as HTML properties |
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if (is_bool($value) && $key !== 'value') { |
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return $value ? $key : ''; |
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} |
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if (is_array($value) && $key === 'class') { |
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return 'class="' . implode(' ', $value) . '"'; |
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} |
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if (!empty($value)) { |
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return $key . '="' . e($value, false) . '"'; |
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} |
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return $value; |
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} |
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} |
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botble /
laravel-assets
