79 lines
1.6 KiB
PHP
79 lines
1.6 KiB
PHP
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<?php
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namespace WpAssetCleanUp\OptimiseAssets;
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use WpAssetCleanUp\Main;
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use WpAssetCleanUp\Plugin;
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/**
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* Class LocalFonts
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* @package WpAssetCleanUp\OptimiseAssets
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*/
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class FontsLocal
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{
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/**
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*
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*/
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public function init()
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{
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if (self::preventAnyChange()) {
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return;
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}
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add_action('wp_head', array($this, 'preloadFontFiles'), 1);
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}
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/**
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*
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*/
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public function preloadFontFiles()
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{
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// AMP page or Test Mode? Do not print anything
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if ( Plugin::preventAnyFrontendOptimization() || Main::isTestModeActive() ) {
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return;
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}
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if (! $preloadFontFiles = trim(Main::instance()->settings['local_fonts_preload_files'])) {
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return;
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}
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$preloadFontFilesArray = array();
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if (strpos($preloadFontFiles, "\n") !== false) {
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foreach (explode("\n", $preloadFontFiles) as $preloadFontFile) {
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$preloadFontFile = trim($preloadFontFile);
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if (! $preloadFontFile) {
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continue;
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}
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$preloadFontFilesArray[] = $preloadFontFile;
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}
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} else {
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$preloadFontFilesArray[] = $preloadFontFiles;
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}
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$preloadFontFilesArray = array_unique($preloadFontFilesArray);
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$preloadFontFilesOutput = '';
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// Finally, go through the list
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foreach ($preloadFontFilesArray as $preloadFontFile) {
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$preloadFontFilesOutput .= '<link rel="preload" as="font" href="'.esc_attr($preloadFontFile).'" data-wpacu-preload-font="1" crossorigin>'."\n";
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}
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echo apply_filters('wpacu_preload_local_font_files_output', $preloadFontFilesOutput);
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}
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/**
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* @return bool
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*/
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public static function preventAnyChange()
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{
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if (defined('WPACU_ALLOW_ONLY_UNLOAD_RULES') && WPACU_ALLOW_ONLY_UNLOAD_RULES) {
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return true;
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}
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return false;
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}
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}
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