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<?php namespace Spekkionu\Assetcachebuster; |
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use InvalidArgumentException; |
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class Assetcachebuster |
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{ |
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/** |
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* Flag for if the package is anabled |
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* |
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* @var boolean $enabled |
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*/ |
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protected $enabled = false; |
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/** |
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* CDN Url |
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* |
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* @var string $cdn The url for the cdn |
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*/ |
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protected $cdn = '/'; |
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/** |
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* Asset cache busting hash |
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* |
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* @var string $hash The hash to use to bust the cache |
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*/ |
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protected $hash = null; |
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/** |
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* Asset prefix |
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* |
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* @var string $prefix A prefix containing assets |
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*/ |
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protected $prefix = null; |
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/** |
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* Class constructor |
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* |
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* @param array $options Array of options from the config file |
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*/ |
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public function __construct(array $options) |
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{ |
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if (isset($options['enable'])) { |
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$this->setEnabled($options['enable']); |
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} |
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if (isset($options['hash'])) { |
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$this->setHash($options['hash']); |
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} |
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if (isset($options['prefix'])) { |
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$this->setPrefix($options['prefix']); |
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} |
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if (isset($options['cdn'])) { |
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$this->setCdnUrl($options['cdn']); |
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} |
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} |
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/** |
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* Enables / Disables the package |
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* |
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* @param boolean $enabled True to enable, false to disable |
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*/ |
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public function setEnabled($enabled = true) |
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{ |
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$this->enabled = (bool) $enabled; |
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} |
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/** |
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* Sets the hash |
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* |
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* @param string $hash The hash to use to bust the cache |
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*/ |
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public function setHash($hash) |
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{ |
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if (!preg_match("/[0-9a-f]{32}/", $hash)) { |
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throw new InvalidArgumentException("Asset cache buster hash must be a valid md5 hash."); |
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} |
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$hash = trim($hash, '/'); |
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$this->hash = $hash; |
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} |
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/** |
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* @return string |
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*/ |
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public function getHash() |
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{ |
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return $this->hash; |
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} |
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/** |
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* Sets the asset prefix path |
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* |
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* @param string $prefix A prefix containing assets |
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*/ |
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public function setPrefix($prefix = null) |
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{ |
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$prefix = trim($prefix, '/'); |
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$this->prefix = ($prefix) ? trim($prefix, '/') . '/' : ''; |
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} |
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/** |
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* Sets the CDN url |
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* |
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* @param string $cdn The url for the cdn |
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*/ |
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public function setCdnUrl($cdn = null) |
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{ |
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$this->cdn = trim($cdn, '/') . '/'; |
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} |
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/** |
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* Generates an asset url |
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* |
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* @param string $path The path to the asset |
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* |
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* @return string The asset url with the cache busting hash |
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*/ |
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public function url($path = '') |
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{ |
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$path = trim($path, '/'); |
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if ($this->enabled) { |
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$hash = ($this->hash) ? trim($this->hash, '/') . '/' : ''; |
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return $this->cdn . $this->prefix . $hash . $path; |
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} else { |
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return $this->cdn . $path; |
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} |
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} |
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/** |
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* Generate a random key for the application. |
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* |
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* @return string |
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*/ |
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1 |
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public function generateHash() |
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{ |
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return \md5(\time()); |
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} |
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} |
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spekkionu /
laravel-assetcachebuster
