<?php if (!defined('WPO_VERSION')) die('No direct access allowed'); ?>

<div class="wpo_section wpo_group">

	<h3 class="wpo-first-child"><?php _e('Gzip compression settings', 'wp-optimize');?></h3>
	<p>
		<span class="dashicons dashicons-info"></span> <span><?php _e("This option improves the performance of your website and decreases its loading time. When a visitor makes a request, the server compresses the requested resource before sending it leading to smaller file sizes and faster loading.", 'wp-optimize'); ?>
			<?php printf('<a href="%s" target="_blank">%s</a>', $info_link, __('Follow this link to get more information about Gzip compression.', 'wp_optimize')); ?>
		</span>
	</p>

	<?php if ($wpo_gzip_compression_enabled && !is_wp_error($wpo_gzip_compression_enabled) && !$wpo_gzip_compression_enabled_by_wpo) : ?>
		<div class="wpo-fieldgroup wpo-gzip-already-enabled">
			<p><span class="dashicons dashicons-yes"></span> 
			<?php if ('brotli' == $wpo_gzip_headers_information['compression']) { ?>
				<?php _e('Your server uses Brotli compression instead of Gzip, which is good.', 'wp-optimize'); ?>
			<?php } else { ?>
				<?php _e('Gzip compression is already enabled.', 'wp-optimize'); ?>
			<?php } ?>
			<?php if ($is_cloudflare_site) { ?>
				<em><?php _e('It seems to be handled by Cloudflare.', 'wp-optimize'); ?></em>
			<?php } ?>

			</p>
		</div>
	<?php else : ?>
		<div class="wpo-fieldgroup">
			<p id="wpo_gzip_compression_status" class="<?php echo $class_name; ?>">
				<strong class="wpo-enabled"><?php _e('Gzip compression is currently ENABLED.', 'wp-optimize'); ?></strong>
				<strong class="wpo-disabled"><?php _e('Gzip compression is currently DISABLED.', 'wp-optimize'); ?></strong>
				<?php if (!$wp_optimize->is_apache_server() || ($wpo_gzip_compression_enabled && false == $wpo_gzip_compression_settings_added)) : ?>
					<a href="#" class="wpo-refresh-gzip-status" title="<?php esc_attr_e('Press this to see if any changes were made to your Gzip configuration', 'wp-optimize'); ?>"><?php _e('Check status again', 'wp-optimize'); ?> <img class="wpo_spinner display-none" src="<?php echo esc_attr(admin_url('images/spinner-2x.gif')); ?>"></a>
				<?php endif; ?>
			</p>
			<br>
			<?php

			// add gzip compression section only if gzip compression disabled or we added cache settings to .htaccess.
			if (is_wp_error($wpo_gzip_compression_enabled) || false == $wpo_gzip_compression_enabled || $wpo_gzip_compression_settings_added) {

				if ($wp_optimize->is_apache_server()) {
					$button_text = (!is_wp_error($wpo_gzip_compression_enabled) && $wpo_gzip_compression_enabled) ? __('Disable', 'wp-optimize') : __('Enable', 'wp-optimize');
					?>
					<form>
						<button class="button-primary" type="button"
								id="wp_optimize_gzip_compression_enable" data-enable="<?php echo $wpo_gzip_compression_enabled ? '0' : '1'; ?>"><?php echo $button_text; ?></button>
							<img class="wpo_spinner display-none" src="<?php echo esc_attr(admin_url('images/spinner-2x.gif')); ?>"
							width="20" height="20" alt="...">
						<br>
					</form>
				<?php
				} else {
					printf('<a href="%s" target="_blank">%s</a>', $faq_link, __('Follow this link to read the article about how to enable Gzip compression with your server software.', 'wp_optimize'));
				}
			}
			?>
		</div>

	<div id="wpo_gzip_compression_error_message">
		<?php
		if (is_wp_error($wpo_gzip_compression_enabled)) {
			echo htmlspecialchars($wpo_gzip_compression_enabled->get_error_message());
		}
		?>
	</div>
	<pre id="wpo_gzip_compression_output" style="display: none;"></pre>

	<?php endif; ?>

</div>
