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<?php namespace Arcanedev\EmbedVideo\Parsers; |
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use Arcanedev\EmbedVideo\Contracts\Parser; |
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use Arcanedev\EmbedVideo\Entities\Iframe; |
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use Illuminate\Support\Arr; |
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/** |
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* Class AbstractParser |
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* |
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* @package Arcanedev\EmbedVideo\Parsers |
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* @author ARCANEDEV <[email protected]> |
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*/ |
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abstract class AbstractParser implements Parser |
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{ |
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/* ----------------------------------------------------------------- |
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| Properties |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* The given URL to be parsed. |
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* |
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* @var string|null |
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*/ |
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protected $url; |
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/** |
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* The parser's URL patterns. |
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* |
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* @var array |
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*/ |
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protected $patterns = []; |
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/** |
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* The iframe attribute. |
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* |
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* @var array |
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*/ |
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protected $attributes = []; |
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/** |
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* @var array |
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*/ |
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protected $cachedMatches; |
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/** |
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* Use a secure HTTP Protocol. |
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* |
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* @var bool |
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*/ |
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protected $useSecure = true; |
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/** |
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* The HTTP Protocol. |
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* |
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* @var string |
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*/ |
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protected $protocol = 'https'; |
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/** |
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* Timestamp pattern and param. |
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* |
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* @var array |
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*/ |
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protected $timestamp = [ |
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'pattern' => null, |
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'param' => null, |
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]; |
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/** |
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* The URL Queries. |
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* |
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* @var array |
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*/ |
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protected $queries = []; |
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/* ----------------------------------------------------------------- |
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| Constructor |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* AbstractParser constructor. |
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* |
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* @param array $options |
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*/ |
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public function __construct(array $options) |
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{ |
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$this->queries = $this->defaultQueries(); |
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$this->patterns = Arr::get($options, 'patterns', []); |
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$this->setAttributes(Arr::get($options, 'attributes', [])); |
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} |
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/* ----------------------------------------------------------------- |
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| Getters & Setters |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* Get the URL. |
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* |
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* @return string|null |
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*/ |
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public function url() |
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{ |
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return $this->url; |
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} |
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/** |
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* Set the URL. |
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* |
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* @param string $url |
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* |
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* @return self |
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*/ |
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public function setUrl($url) |
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{ |
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$this->url = $url; |
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$this->reset(); |
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return $this; |
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} |
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/** |
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* Get the attributes. |
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* |
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* @return array |
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*/ |
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public function attributes() |
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{ |
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return $this->attributes; |
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} |
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/** |
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* Set a attribute. |
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* |
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* @param string $key |
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* @param mixed $value |
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* |
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* @return self |
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*/ |
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public function setAttribute($key, $value) |
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{ |
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Arr::set($this->attributes, $key, $value); |
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return $this; |
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} |
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/** |
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* Set the attributes. |
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* |
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* @param array $attributes |
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* |
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* @return self |
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*/ |
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public function setAttributes(array $attributes) |
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{ |
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$this->attributes = $attributes; |
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return $this; |
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} |
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/** |
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* Get the URL queries. |
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* |
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* @return array |
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*/ |
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public function queries() |
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{ |
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return $this->queries; |
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} |
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/** |
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* Set a query parameter. |
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* |
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* @param string $key |
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* @param mixed $value |
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* |
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* @return self |
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*/ |
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public function setQuery($key, $value = null) |
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{ |
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$this->queries = Arr::set($this->queries, $key, $value); |
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return $this; |
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} |
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/** |
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* Prepend a query parameter. |
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* |
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* @param string $key |
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* @param mixed $value |
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* |
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* @return self |
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*/ |
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protected function prependQuery($key, $value) |
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{ |
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$this->queries = Arr::prepend($this->queries, $value, $key); |
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return $this; |
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} |
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/** |
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* Get the default URL queries. |
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* |
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* @return array |
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*/ |
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abstract protected function defaultQueries(); |
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/** |
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* Get value from cached matches. |
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* |
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* @param int $key |
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* @param mixed|null $default |
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* |
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* @return mixed |
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*/ |
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public function getCached($key, $default = null) |
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{ |
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return Arr::get($this->cachedMatches, $key, $default); |
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} |
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/** |
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* Get the iframe pattern. |
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* |
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* @return string |
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*/ |
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abstract protected function getIframePattern(); |
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/** |
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* Get the iframe replace. |
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* |
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* @return array |
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*/ |
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abstract protected function getIframeReplacer(); |
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/* ----------------------------------------------------------------- |
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| Main method |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* Parse the given url. |
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* |
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* @param string $url |
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* |
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* @return bool |
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*/ |
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public function parse($url = null) |
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{ |
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if ( ! is_null($url)) $this->setUrl($url); |
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foreach ($this->patterns as $pattern) { |
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if (preg_match('~'.$pattern.'~imu', $this->url, $matches)) { |
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$this->cachedMatches = $matches; |
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$this->parseProtocol(); |
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$this->parseTimestamp(); |
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$this->parseCustomParsing(); |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* Create an iframe entity. |
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* |
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* @return \Arcanedev\EmbedVideo\Entities\Iframe |
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*/ |
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public function iframe() |
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{ |
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return new Iframe( |
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$this->getIframePattern(), |
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$this->getIframeReplacer(), |
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$this->queries(), |
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$this->attributes() |
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); |
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} |
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/* ----------------------------------------------------------------- |
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| Other Methods |
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| ----------------------------------------------------------------- |
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*/ |
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/** |
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* Parse the HTTP protocol. |
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* |
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* @throws \Exception |
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*/ |
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private function parseProtocol() |
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{ |
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$protocol = $this->cachedMatches[1]; |
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if ( ! in_array($protocol, ['http://', 'https://'])) |
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$protocol = 'http://'; |
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if (is_null($this->url)) |
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throw new \Exception('Cannot detect protocol if URL or provider were not set.'); |
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$this->protocol = ($this->useSecure || $protocol === 'https://') ? 'https' : 'http'; |
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} |
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/** |
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* Parse the timestamp. |
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*/ |
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protected function parseTimestamp() |
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{ |
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if ( ! $this->hasTimestampOption()) return; |
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if (preg_match('~'.$this->timestamp['pattern'].'~imu', $this->url, $matches)) { |
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unset($matches[0]); |
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$multipliers = [3600, 60, 1]; |
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$timestamp = 0; |
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foreach (array_values($matches) as $key => $match) { |
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$timestamp += (int) $match * $multipliers[$key]; |
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} |
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$this->queries[$this->timestamp['param']] = $timestamp; |
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} |
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} |
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/** |
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* Check if the parser has a defined timestamp parsing. |
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* |
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* @return bool |
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*/ |
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protected function hasTimestampOption() |
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{ |
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return is_string(Arr::get($this->timestamp, 'pattern')) |
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&& is_string(Arr::get($this->timestamp, 'param')); |
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} |
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/** |
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* Enable to perform custom parsing. |
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*/ |
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protected function parseCustomParsing() |
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{ |
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// |
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} |
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/** |
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* Reset the parser. |
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*/ |
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private function reset() |
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{ |
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$this->cachedMatches = []; |
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$this->queries = $this->defaultQueries(); |
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} |
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} |
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Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..