JezK

Edit File: advanced-tab.php

<?php if (!defined('ABSPATH')) die('No direct access allowed'); ?>
<div id="wp-optimize-minify-advanced" class="wpo_section wpo_group">
	<h3><?php esc_html_e('Minify cache information', 'wp-optimize'); ?></h3>
	<div class="wpo-fieldgroup">
		<p>
			<?php esc_html_e('Current cache path:', 'wp-optimize'); ?>
			<strong class="wpo_min_cache_path">
				<?php

$cache_path = WP_Optimize_Minify_Cache_Functions::cache_path();
				echo esc_html($cache_path['cachedir']);
				?>
			</strong>
		</p>

<h4><?php esc_html_e('JavaScript files', 'wp-optimize'); ?></h4>
		<div id="wpo_min_jsprocessed">
			<ul class="processed">
				<?php
					$processed_js = 0;
					// Some files exist
					if ($files && isset($files['js']) && is_array($files['js']) && $files['js']) {
						$processed_js = count($files['js']);
						foreach ($files['js'] as $js_file) {
							WP_Optimize()->include_template(
								'minify/cached-file.php',
								false,
								array(
									'file' => $js_file,
									'minify_config' => wp_optimize_minify_config()->get(),
								)
							);
						}
					}
				?>
				<li class="no-files-yet<?php echo $processed_js ? ' hidden' : ''; ?>">
					<span class="filename"><?php esc_html_e('There are no processed files yet.', 'wp-optimize'); ?></span>
				</li>
			</ul>
		</div>

<h4><?php esc_html_e('CSS files', 'wp-optimize'); ?></h4>
		<div id="wpo_min_cssprocessed">
		<?php if ($wpo_minify_options['inline_css']) : ?>
			<p><?php esc_html_e('There are no merged CSS files listed here, because you are inlining all CSS directly', 'wp-optimize'); ?></p>
		<?php else : ?>
			<ul class="processed">
				<?php
					$processed_css = 0;
					if ($files && isset($files['css']) && is_array($files['css']) && $files['css']) {
						$processed_css = count($files['css']);
						foreach ($files['css'] as $css_file) {
							WP_Optimize()->include_template(
								'minify/cached-file.php',
								false,
								array(
									'file' => $css_file,
									'minify_config' => wp_optimize_minify_config()->get(),
								)
							);
						}
					}
					// No files were found
				?>
				<li class="no-files-yet<?php echo $processed_css ? ' hidden' : ''; ?>">
					<span class="filename"><?php esc_html_e('There are no processed files yet.', 'wp-optimize'); ?></span>
				</li>
			</ul>
		<?php endif; ?>
		</div>		
		
	</div>

<div class="switch-container">
			<label class="switch">
				<input
					name="debug"
					id="wpo_min_enable_minify_debug"
					class="debug wpo-save-setting"
					type="checkbox"
					value="true"
					<?php checked($wpo_minify_options['debug']);?>
				>
				<span class="slider round"></span>
			</label>
			<label for="wpo_min_enable_minify_debug">
				<?php esc_html_e('Enable debug mode', 'wp-optimize'); ?>
			</label>
		</div>
		<p><?php esc_html_e('Enabling the debug mode will add various comments and show more information in the files list.', 'wp-optimize'); ?> <?php esc_html_e('It also adds extra actions in the status tab.', 'wp-optimize'); ?></p>
	</div>
	<h3><?php esc_html_e('Default exclusions', 'wp-optimize'); ?></h3>
	<div class="wpo-fieldgroup">
		<div class="switch-container">
			<label class="switch">
				<input
					name="edit_default_exclutions"
					id="wpo_min_edit_default_exclutions"
					class="debug wpo-save-setting"
					type="checkbox"
					value="true"
					<?php checked($wpo_minify_options['edit_default_exclutions']);?>
				>
				<span class="slider round"></span>
			</label>
			<label for="wpo_min_edit_default_exclutions">
				<?php esc_html_e('Edit default exclusions', 'wp-optimize'); ?>
			</label>
		</div>
		<p><?php esc_html_e('By default, WP-Optimize excludes a list of files that are known to cause problems when minified or combined.', 'wp-optimize'); ?>
		<?php esc_html_e('Enable this option to see or edit those files.', 'wp-optimize'); ?></p>
		<div class="wpo-minify-default-exclusions<?php echo $wpo_minify_options['edit_default_exclutions'] ? '' : ' hidden'; ?>">
			<h3><?php esc_html_e('Known incompatible files', 'wp-optimize'); ?></h3>
			<fieldset>
				<p>
					<?php esc_html_e('List of files that can\'t or shouldn\'t be minified or merged.', 'wp-optimize'); ?>
					<?php esc_html_e('Do not edit this if you are not sure what it is.', 'wp-optimize'); ?>
					<br><?php esc_html_e('Tick the checkbox to merge / minify the corresponding file anyways.', 'wp-optimize'); ?>
					<span tabindex="0" class="wpo-tooltip" data-tooltip="<?php esc_attr_e('Files that have been consistently reported by other users to cause trouble when merged', 'wp-optimize');?>"><span class="dashicons dashicons-editor-help"></span> </span>
				</p>
				<?php
					$user_excluded_ignorelist_items = is_array($wpo_minify_options['ignore_list']) ? $wpo_minify_options['ignore_list'] : array();
					if (empty($default_ignore)) {
						echo '<p>'.esc_html__('Refresh the page to see the list', 'wp-optimize').'</p>';
					} else {
						foreach ($default_ignore as $ignore_item) {
				?>
					<label class="ignore-list-item"><input type="checkbox" name="ignore_list[]" value="<?php echo esc_attr($ignore_item); ?>"<?php checked(in_array($ignore_item, $user_excluded_ignorelist_items)); ?>><span class="ignore-item"><?php echo esc_html($ignore_item); ?></span></label>
				<?php
						}
					}
				?>
			</fieldset>

<h3><?php esc_html_e('IE incompatible files', 'wp-optimize'); ?></h3>
			<fieldset>
				<p>
					<?php esc_html_e('List of excluded files used for IE compatibility.', 'wp-optimize'); ?>
					<?php esc_html_e('Do not edit this if you are not sure what it is.', 'wp-optimize'); ?>
					<br><?php esc_html_e('Tick the checkbox to merge / minify the corresponding file anyways.', 'wp-optimize'); ?>
				</p>
				<?php
					$user_excluded_blacklist_items = is_array($wpo_minify_options['blacklist']) ? $wpo_minify_options['blacklist'] : array();
					if (empty($default_ie_blacklist)) {
						echo '<p>'.esc_html__('Refresh the page to see the list', 'wp-optimize').'</p>';
					} else {
						foreach ($default_ie_blacklist as $blacklist_item) {
				?>
					<label class="black-list-item"><input type="checkbox" name="blacklist[]" value="<?php echo esc_attr($blacklist_item); ?>"<?php checked(in_array($blacklist_item, $user_excluded_blacklist_items)); ?>><span class="ignore-item"><?php echo esc_html($blacklist_item); ?></span></label>
				<?php
						}
					}
				?>
			</fieldset>
		</div>
	</div>

<?php if (WP_OPTIMIZE_SHOW_MINIFY_ADVANCED) : ?>
		<div class="wpo-fieldgroup">
			<fieldset>
				<div class="wpo-fieldgroup__subgroup">
					<br>
					<label for="enabled_css_preload">
						<input
							name="enabled_css_preload"
							type="checkbox"
							id="enabled_css_preload"
							value="1"
							<?php echo checked($wpo_minify_options['enabled_css_preload']); ?>
						>
						<?php esc_html_e('Enable WP-O Minify CSS files preloading', 'wp-optimize'); ?>
					</label>
					<span tabindex="0" class="wpo-tooltip" data-tooltip="<?php esc_attr_e('Automatically create HTTP headers for WP-O Minify-generated CSS files (when not inlined)', 'wp-optimize');?>"><span class="dashicons dashicons-editor-help"></span> </span>
				</div>
				<div class="wpo-fieldgroup__subgroup">
					<label for="enabled_js_preload">
						<input
							name="enabled_js_preload"
							type="checkbox"
							id="enabled_js_preload"
							value="1"
							<?php echo checked($wpo_minify_options['enabled_js_preload']); ?>
						>
						<?php esc_html_e('Enable WP-O Minify JavaScript files Preload', 'wp-optimize'); ?>
					</label>
					<span tabindex="0" class="wpo-tooltip" data-tooltip="<?php esc_attr_e('Automatically create HTTP headers for WP-O Minify-generated JS files', 'wp-optimize');?>"><span class="dashicons dashicons-editor-help"></span> </span>
				</div>
			</fieldset>
		</div>
			<h3 class="title">
				<?php esc_html_e('HTTP Headers', 'wp-optimize'); ?>
			</h3>
			<p class="wpo_min-bold-green">
				<?php esc_html_e('Preconnect Headers: This will add link headers to your HTTP response to instruct the browser to preconnect to other domains (e.g.: fonts, images, videos, etc)', 'wp-optimize'); ?>
			</p>
			<p class="wpo_min-bold-green">
				<?php esc_html_e('Preload Headers: Use this for preloading specific, high priority resources that exist across all of your pages.', 'wp-optimize'); ?>
			</p>
			<p class="wpo_min-bold-green">
				<?php
					$message = __('Note: Some servers do not support HTTP push or headers.', 'wp-optimize');
					$message .= ' ';
					$message .= __('If you get a server error: a) rename the plugin directory via (S)FTP or your hosting control panel, b) go to your plugins page (plugin will be disabled on access), c) rename it back and d) activate it back (reset to default settings).', 'wp-optimize');
					echo esc_html($message);
				?>
			</p>

<h3><?php esc_html_e('Preconnect Headers', 'wp-optimize'); ?></h3>
			<div class="wpo-fieldgroup">
				<fieldset>
					<legend class="screen-reader-text">
						<?php esc_html_e('Preconnect', 'wp-optimize'); ?>
					</legend>
					<label for="hpreconnect">
						<span class="wpo_min-label-pad">
							<?php esc_html_e('Use only the strictly minimum necessary domain names, (CDN or frequent embeds):', 'wp-optimize'); ?>
						</span>
					</label>
					<textarea
						name="hpreconnect"
						rows="7"
						cols="50"
						id="hpreconnect"
						class="large-text code"
						placeholder="https://cdn.example.com"
						disabled
					><?php echo esc_textarea($wpo_minify_options['hpreconnect']); ?></textarea>
					<p>
						<?php esc_html_e('Use the complete scheme (http:// or https://) followed by the domain name only (no file paths).', 'wp-optimize'); ?>
					</p>
					<p>
						<?php esc_html_e('Examples: https://fonts.googleapis.com, https://fonts.gstatic.com', 'wp-optimize'); ?>
					</p>
				</fieldset>
			</div>
	
			<h3><?php esc_html_e('External URLs to merge', 'wp-optimize'); ?></h3>
			<div class="wpo-fieldgroup">
				<fieldset>
					<div class="wpo-fieldgroup__subgroup">
						<label for="merge_allowed_urls">
							<?php esc_html_e('List of external domains that can be fetched and merged:', 'wp-optimize'); ?>
						</label>
						<span tabindex="0" class="wpo-tooltip" data-tooltip="<?php esc_attr_e('Add any external "domain" for JavaScript or CSS files that can be fetched and merged by WP-Optimize, e.g.: cdnjs.cloudflare.com', 'wp-optimize');?>"><span class="dashicons dashicons-editor-help"></span> </span>
						<textarea
							name="merge_allowed_urls"
							rows="7"
							cols="50"
							id="merge_allowed_urls"
							class="large-text code"
							placeholder="<?php esc_attr_e('e.g.: example.com', 'wp-optimize'); ?>"
						><?php echo esc_textarea($wpo_minify_options['merge_allowed_urls']); ?></textarea>
					</div>
				</fieldset>
			</div>
	
			<h1><?php esc_html_e('CDN Options', 'wp-optimize'); ?></h1>
			<p class="wpo_min-bold-green">
			<?php
				// translators: %1$s is opening anchor tag and %2$s is closing anchor tag
				printf(esc_html__('When the "Enable defer on processed JavaScript files" option is enabled, JavaScript and CSS files will not be loaded from the CDN due to %1$scompatibility%2$s reasons.', 'wp-optimize'), '<a target="_blank" href="https://www.chromestatus.com/feature/5718547946799104">', '</a>');
				esc_html_e('However, you can define a CDN Domain below, in order to use it for all of the static assets "inside" your CSS and JS files.', 'wp-optimize');
			?>
			</p>
	
			<h3><?php esc_html_e('Your CDN domain', 'wp-optimize'); ?></h3>
			<div class="wpo-fieldgroup">
				<fieldset>
					<label for="cdn_url">
						<p>
							<input
								type="text"
								name="cdn_url"
								id="cdn_url"
								value="<?php echo isset($wpo_minify_options['cdn_url']) ? esc_attr($wpo_minify_options['cdn_url']) : ''; ?>"
								size="80"
							>
						</p>
						<p>
							<?php
								$message = __('Will rewrite the static assets urls inside WP-O Minify-merged files to your CDN domain.', 'wp-optimize');
								$message .= ' ';
								$message .= __('Usage: cdn.example.com', 'wp-optimize');
								echo esc_html($message);
							?>
						</p>
					</label>
				</fieldset>
			</div>
	
			<h3><?php esc_html_e('Force the CDN Usage', 'wp-optimize'); ?></h3>
			<div class="wpo-fieldgroup">
				<p class="wpo_min-bold-green wpo_min-rowintro">
					<?php esc_html_e('If you force this, your JS files may not load for certain slow internet users on Google Chrome.', 'wp-optimize'); ?>
				</p>
				<fieldset>
					<div class="wpo-fieldgroup__subgroup">
						<label for="cdn_force">
							<input
								name="cdn_force"
								type="checkbox"
								id="cdn_force"
								value="1"
								<?php echo checked($wpo_minify_options['cdn_force']); ?>
							>
							<?php esc_html_e('I know what I\'m doing...', 'wp-optimize'); ?>
						</label>
						<span tabindex="0" class="wpo-tooltip" data-tooltip="<?php esc_attr_e('Load my JS files from the CDN, even when "defer for Pagespeed Insights" is enabled', 'wp-optimize');?>"><span class="dashicons dashicons-editor-help"></span> </span>
					</div>
				</fieldset>
			</div>
	<?php endif; ?>