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<?php |
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namespace LAG\AdminBundle\Assets\Registry; |
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use LAG\AdminBundle\Exception\Exception; |
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use Twig\Environment; |
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/** |
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* Manage script to avoid adding javascript into the body, and allow dumping them into the head and footer section of |
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* the html page. |
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*/ |
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class ScriptRegistry implements ScriptRegistryInterface |
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{ |
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const DEFAULT_TEMPLATE = '@LAGAdmin/Scripts/scripts.html.twig'; |
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protected $scripts = []; |
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/** |
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* @var string |
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*/ |
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protected $template; |
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/** |
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* @var Environment |
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*/ |
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protected $environment; |
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public function __construct(Environment $environment, string $template = self::DEFAULT_TEMPLATE) |
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{ |
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$this->template = $template; |
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$this->environment = $environment; |
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} |
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public function register(string $location, string $script, string $template = null, array $context = []): void |
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{ |
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$asset = [ |
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'location' => $location, |
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'template' => $template, |
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'context' => $context, |
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]; |
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if (null === $template) { |
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// if no template is provided, we use the default script template |
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$asset['template'] = $this->template; |
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$asset['context']['script'] = $script; |
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} |
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$this->scripts[$location][$script] = $asset; |
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} |
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public function unregister(string $location, string $script): void |
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{ |
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if (!$this->hasScript($location, $script)) { |
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throw new Exception('The script "'.$script.'" is not registered at the location "'.$location.'". It can be unregistered'); |
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} |
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unset($this->scripts[$location][$script]); |
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} |
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public function dump(string $location): string |
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{ |
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$content = ''; |
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if (!$this->hasLocation($location)) { |
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return ''; |
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} |
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foreach ($this->scripts[$location] as $script) { |
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$content .= $this->environment->render($script['template'], $script['context']); |
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} |
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return $content; |
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} |
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public function hasLocation(string $location): bool |
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{ |
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return key_exists($location, $this->scripts); |
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} |
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public function hasScript(string $location, string $script): bool |
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{ |
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return $this->hasLocation($location) && key_exists($script, $this->scripts[$location]); |
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} |
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} |
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larriereguichet /
AdminBundle
