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<?php |
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/** |
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* @author Sergii Bondarenko, <[email protected]> |
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*/ |
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namespace Drupal\TqExtension\Utils; |
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/** |
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* Class Url. |
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* |
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* @package Drupal\TqExtension\Utils |
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*/ |
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class Url |
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{ |
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/** |
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* URL to build. |
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* |
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* @var string |
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*/ |
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private $url = ''; |
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/** |
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* URL components. |
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* |
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* @var string[] |
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*/ |
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private $components = []; |
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/** |
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* Url constructor. |
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* |
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* @param string $baseUrl |
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* Base URL. |
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* @param string $path |
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* Path on a base URL. |
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*/ |
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public function __construct($baseUrl, $path = '') |
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{ |
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if (empty($baseUrl)) { |
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throw new \InvalidArgumentException('Set base URL before continue.'); |
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} |
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// Start with base URL when path is empty, or not starts from "//" or "http". |
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if (empty($path) || strpos($path, '//') !== 0 && strpos($path, 'http') !== 0) { |
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$path = rtrim($baseUrl, '/') . '/' . trim($path, '/'); |
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} |
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$this->setUrl($path)->scheme()->credentials()->host()->components(); |
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} |
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/** |
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* @return string |
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* Constructed URL. |
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*/ |
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public function __toString() |
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{ |
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return $this->url; |
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} |
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/** |
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* Initialize URL creation. |
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* |
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* @param string $url |
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* |
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* @return $this |
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*/ |
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private function setUrl($url) |
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{ |
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$this->url = $url; |
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$this->components = parse_url(strtolower($this->url)); |
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if (false === $this->components || !isset($this->components['host'])) { |
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throw new \InvalidArgumentException(sprintf('%s - incorrect URL.', $this->url)); |
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} |
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return $this; |
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} |
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/** |
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* Append HTTP scheme. |
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* |
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* @return $this |
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*/ |
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private function scheme() |
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{ |
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$this->components += [ |
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// When URL starts from "//" the "scheme" key will not exists. |
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'scheme' => 'http', |
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]; |
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// Check scheme. |
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if (!in_array($this->components['scheme'], ['http', 'https'])) { |
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throw new \InvalidArgumentException(sprintf('%s - invalid scheme.', $this->components['scheme'])); |
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} |
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$this->url = $this->components['scheme'] . '://'; |
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return $this; |
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} |
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/** |
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* Append authentication credentials. |
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* |
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* @return $this |
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*/ |
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private function credentials() |
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{ |
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if (isset($this->components['user'], $this->components['pass'])) { |
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// Encode special characters in username and password. Useful |
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// when some item contain something like "@" symbol. |
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foreach (['user' => ':', 'pass' => '@'] as $part => $suffix) { |
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$this->url .= rawurlencode($this->components[$part]) . $suffix; |
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} |
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} |
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return $this; |
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} |
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/** |
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* Append host. |
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* |
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* @return $this |
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*/ |
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private function host() |
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{ |
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$this->url .= $this->components['host']; |
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return $this; |
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} |
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/** |
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* Append additional URL components. |
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* |
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* @return $this |
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*/ |
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private function components() |
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{ |
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foreach (['port' => ':', 'path' => '', 'query' => '?', 'fragment' => '#'] as $part => $prefix) { |
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if (isset($this->components[$part])) { |
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$this->url .= $prefix . $this->components[$part]; |
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} |
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} |
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return $this; |
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} |
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} |
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BR0kEN- /
TqExtension
