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<?php |
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declare(strict_types=1); |
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|
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namespace Imagify\Webp\RewriteRules; |
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|
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use Imagify\WriteFile\AbstractNginxDirConfFile; |
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|
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/** |
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* Add and remove rewrite rules to the imagify.conf file to display WebP images on the site. |
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* |
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* @since 1.9 |
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*/ |
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class Nginx extends AbstractNginxDirConfFile { |
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|
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/** |
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* Name of the tag used as block delemiter. |
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* |
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* @var string |
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* @since 1.9 |
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*/ |
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const TAG_NAME = 'Imagify: rewrite rules for webp'; |
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|
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/** |
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* Get unfiltered new contents to write into the file. |
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* |
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* @since 1.9 |
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* |
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* @return string |
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*/ |
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protected function get_raw_new_contents() { |
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$extensions = $this->get_extensions_pattern() . '|avif'; |
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$home_root = wp_parse_url( home_url( '/' ) ); |
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$home_root = $home_root['path']; |
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|
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return trim( ' |
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location ~* ^(' . $home_root . '.+)\.(' . $extensions . ')$ { |
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add_header Vary Accept; |
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|
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set $canavif 1; |
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|
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if ($http_accept !~* "avif"){ |
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set $canavif 0; |
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} |
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|
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if (!-f $request_filename.avif) { |
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set $canavif 0; |
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|
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} |
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if ($canavif = 1){ |
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rewrite ^(.*) $1.avif; |
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break; |
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} |
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|
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set $canwebp 1; |
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|
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if ($http_accept !~* "webp"){ |
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set $canwebp 0; |
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} |
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|
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if (!-f $request_filename.webp) { |
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set $canwebp 0; |
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|
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} |
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if ($canwebp = 1){ |
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rewrite ^(.*) $1.webp; |
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break; |
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} |
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}' ); |
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} |
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} |
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|
