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<?php

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global $wp_cache_preload_posts;

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echo '<a name="preload"></a>';

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if ( ! $cache_enabled || ! $super_cache_enabled || true === defined( 'DISABLESUPERCACHEPRELOADING' ) ) {

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wp_admin_notice(

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esc_html__( 'Preloading of cache disabled. Please make sure simple or expert mode is enabled or talk to your host administrator.', 'wp-super-cache' ),

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array(

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'type' => 'warning',

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)

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);

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return;

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}

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$count = wpsc_post_count();

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$min_refresh_interval = wpsc_get_minimum_preload_interval();

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echo '<div class="wpsc-card">';

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echo '<p>' . __( 'This will cache every published post and page on your site. It will create supercache static files so unknown visitors (including bots) will hit a cached page. This will probably help your Google ranking as they are using speed as a metric when judging websites now.', 'wp-super-cache' ) . '</p>';

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echo '<p>' . __( 'Preloading creates lots of files however. Caching is done from the newest post to the oldest so please consider only caching the newest if you have lots (10,000+) of posts. This is especially important on shared hosting.', 'wp-super-cache' ) . '</p>';

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echo '<p>' . __( 'In ’Preload Mode’ regular garbage collection will be disabled so that old cache files are not deleted. This is a recommended setting when the cache is preloaded.', 'wp-super-cache' ) . '</p>';

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echo '<form name="cache_filler" action="' . esc_url_raw( add_query_arg( 'tab', 'preload', $admin_url ) ) . '" method="POST">';

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echo '<input type="hidden" name="action" value="preload" />';

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echo '<input type="hidden" name="page" value="wpsupercache" />';

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echo '</div>';

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echo '<div class="wpsc-card">';

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echo '<p>' . sprintf( __( 'Refresh preloaded cache files every %s minutes. (0 to disable, minimum %d minutes.)', 'wp-super-cache' ), "<input type='text' size=4 name='wp_cache_preload_interval' value='" . (int) $wp_cache_preload_interval . "' />", $min_refresh_interval ) . '</p>';

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if ( $count > 100 ) {

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$step = (int)( $count / 10 );

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$select = "<select name='wp_cache_preload_posts' size=1>";

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$select .= "<option value='all' ";

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if ( ! isset( $wp_cache_preload_posts ) || $wp_cache_preload_posts == 'all' ) {

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$checked = 'selectect=1 ';

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$best = 'all';

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} else {

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$checked = ' ';

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$best = $wp_cache_preload_posts;

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}

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$select .= "{$checked}>" . __( 'all', 'wp-super-cache' ) . "</option>";

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$options = array();

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for( $c = $step; $c < $count; $c += $step ) {

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$checked = ' ';

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if ( $best == $c )

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$checked = 'selected=1 ';

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$options[ $c ] = "<option value='$c'{$checked}>$c</option>";

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}

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if ( ! isset( $options[ $wp_cache_preload_posts ] ) ) {

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$options[ $wp_cache_preload_posts ] = "<option value='$wp_cache_preload_posts' selected=1>$wp_cache_preload_posts</option>";

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}

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ksort( $options );

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$select .= implode( "\n", $options );

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$checked = ' ';

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if ( $best == $count )

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$checked = 'selected=1 ';

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$select .= "<option value='$count'{$checked}>$count</option>";

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$select .= "</select>";

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echo '<p>' . sprintf( __( 'Preload %s posts.', 'wp-super-cache' ), $select ) . '</p>';

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} else {

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echo '<input type="hidden" name="wp_cache_preload_posts" value="' . $count . '" />';

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}

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echo '<input type="checkbox" name="wp_cache_preload_on" value="1" ';

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echo $wp_cache_preload_on == 1 ? 'checked=1' : '';

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echo ' /> ' . __( 'Preload mode (garbage collection disabled. Recommended.)', 'wp-super-cache' ) . '<br />';

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echo '<input type="checkbox" name="wp_cache_preload_taxonomies" value="1" ';

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echo $wp_cache_preload_taxonomies == 1 ? 'checked=1' : '';

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echo ' /> ' . __( 'Preload tags, categories and other taxonomies.', 'wp-super-cache' ) . '<br />';

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echo __( 'Send me status emails when files are refreshed.', 'wp-super-cache' ) . '<br />';

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if ( !isset( $wp_cache_preload_email_volume ) )

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$wp_cache_preload_email_volume = 'none';

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echo '<select type="select" name="wp_cache_preload_email_volume">';

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echo '<option value="none" ' . selected( 'none', $wp_cache_preload_email_volume ) . '>' . esc_html__( 'No Emails', 'wp-super-cache' ) . '</option>';

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// translators: %d is the number of posts

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echo '<option value="many" ' . selected( 'many', $wp_cache_preload_email_volume ) . '>' . esc_html( sprintf( __( 'Many emails, 2 emails per %d posts.', 'wp-super-cache' ), WPSC_PRELOAD_POST_COUNT ) ) . '</option>';

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// translators: %d is the number of posts

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echo '<option value="medium" ' . selected( 'medium', $wp_cache_preload_email_volume ) . '>' . esc_html( sprintf( __( 'Medium, 1 email per %d posts.', 'wp-super-cache' ), WPSC_PRELOAD_POST_COUNT ) ) . '</option>';

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echo '<option value="less" ' . selected( 'less', $wp_cache_preload_email_volume ) . '>' . esc_html__( 'Less emails, 1 at the start and 1 at the end of preloading all posts.', 'wp-super-cache' ) . '</option>';

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echo "</select>";

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if (

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wp_next_scheduled( 'wp_cache_preload_hook' )

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|| wp_next_scheduled( 'wp_cache_full_preload_hook' )

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|| wpsc_is_preload_active()

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) {

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$currently_preloading = true;

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}

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echo '<div class="submit"><input class="button-primary" type="submit" name="preload" value="' . __( 'Save Settings', 'wp-super-cache' ) . '" />';

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echo '</div>';

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wp_nonce_field( 'wp-cache' );

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echo '</form>';

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echo '<form name="do_preload" action="' . esc_url_raw( add_query_arg( 'tab', 'preload', $admin_url ) ) . '" method="POST">';

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echo '<input type="hidden" name="action" value="preload" />';

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echo '<input type="hidden" name="page" value="wpsupercache" />';

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echo '<div class="submit">';

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if ( false == $currently_preloading ) {

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echo '<input class="button-primary" type="submit" name="preload_now" value="' . __( 'Preload Cache Now', 'wp-super-cache' ) . '" />';

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} else {

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echo '<input class="button-primary" type="submit" name="preload_off" value="' . __( 'Cancel Cache Preload', 'wp-super-cache' ) . '" />';

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}

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echo '</div>';

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wp_nonce_field( 'wp-cache' );

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echo '</form>';

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echo '</div>';

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echo '</div>';

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