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<?php |
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namespace Helick\Imgix; |
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use Imgix\UrlBuilder; |
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/** |
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* Get the imgix domain. |
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* |
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* @return string |
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*/ |
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function domain(): string |
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{ |
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return defined('IMGIX_DOMAIN') |
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? IMGIX_DOMAIN |
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: ''; |
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} |
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/** |
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* Get the imgix supported formats. |
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* |
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* @return array |
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*/ |
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function supported_formats(): array |
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{ |
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/** |
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* Control the imgix supported formats. |
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* |
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* @param array $supportedFormats |
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*/ |
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$supportedFormats = apply_filters('helick_imgix_supported_formats', ['gif', 'jpg', 'jpeg', 'png']); |
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$supportedFormats = (array)$supportedFormats; |
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return $supportedFormats; |
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} |
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/** |
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* Check whether the given format is supported. |
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* |
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* @param string $format |
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* |
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* @return bool |
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*/ |
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function is_supported_format(string $format): bool |
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{ |
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return in_array($format, supported_formats(), true); |
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} |
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/** |
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* Check whether the given image url is processable. |
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* |
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* @param string $imageUrl |
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* |
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* @return bool |
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*/ |
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function is_processable_image_url(string $imageUrl): bool |
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{ |
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if (strpos($imageUrl, wp_upload_dir()['baseurl']) !== 0) { |
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return false; |
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} |
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$imageUrlPath = parse_url($imageUrl, PHP_URL_PATH); |
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$imageFormat = pathinfo($imageUrlPath, PATHINFO_EXTENSION); |
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$imageFormat = strtolower($imageFormat); |
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if (!is_supported_format($imageFormat)) { |
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return false; |
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} |
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/** |
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* Control whether the given image url is processable. |
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* |
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* @param bool $isProcessable |
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* @param string $imageUrl |
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* @param array $args |
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*/ |
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$isProcessable = apply_filters('helick_imgix_image_url_processable', true, $imageUrl, $args); |
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$isProcessable = (bool)$isProcessable; |
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return $isProcessable; |
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} |
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/** |
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* Get the imgix url. |
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* |
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* @param string $imageUrl |
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* @param array $args |
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* @param bool $useHttps |
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* @param string $signKey |
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* |
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* @return string |
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*/ |
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function url(string $imageUrl, array $args = [], bool $useHttps = true, string $signKey = ''): string |
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{ |
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if (!is_processable_image_url($imageUrl)) { |
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return $imageUrl; |
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} |
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$imageUrlPath = parse_url($imageUrl, PHP_URL_PATH); |
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$imageFile = basename($imageUrlPath); |
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$imageFile = urlencode($imageFile); |
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$imageUrlPath = str_replace($imageUrl, $imageFile, $imageUrlPath); |
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/** |
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* Control the imgix image url path. |
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* |
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* @param string $imageUrlPath |
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* @param array $args |
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*/ |
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$imageUrlPath = apply_filters('helick_imgix_image_url_path', $imageUrlPath, $args); |
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/** |
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* Control the imgix arguments. |
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* |
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* @param array $args |
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* @param string $imageUrlPath |
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*/ |
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$args = apply_filters('helick_imgix_args', $args, $imageUrlPath); |
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$urlBuilder = new UrlBuilder(domain(), $useHttps, $signKey); |
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$imgixUrl = $urlBuilder->createURL($imageUrlPath, $args); |
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/** |
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* Control the imgix url. |
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* |
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* @param string $imgixUrl |
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* @param string $imageUrl |
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* @param array $args |
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*/ |
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$imgixUrl = apply_filters('helick_imgix_url', $imgixUrl, $imageUrl, $args); |
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return $imgixUrl; |
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} |
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helick /
imgix
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