438 lines
15 KiB
PHP
438 lines
15 KiB
PHP
<?php
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// redirect /?s to /search/
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// http://txfx.net/wordpress-plugins/nice-search/
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function roots_nice_search_redirect() {
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if (is_search() && strpos($_SERVER['REQUEST_URI'], '/wp-admin/') === false && strpos($_SERVER['REQUEST_URI'], '/search/') === false) {
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wp_redirect(home_url('/search/' . str_replace(array(' ', '%20'), array('+', '+'), urlencode(get_query_var( 's' )))), 301);
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exit();
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}
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}
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add_action('template_redirect', 'roots_nice_search_redirect');
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function roots_search_query($escaped = true) {
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$query = apply_filters('roots_search_query', get_query_var('s'));
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if ($escaped) {
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$query = esc_attr($query);
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}
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return urldecode($query);
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}
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add_filter('get_search_query', 'roots_search_query');
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// root relative URLs for everything
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// inspired by http://www.456bereastreet.com/archive/201010/how_to_make_wordpress_urls_root_relative/
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// thanks to Scott Walkinshaw (scottwalkinshaw.com)
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function roots_root_relative_url($input) {
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$output = preg_replace_callback(
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'!(https?://[^/|"]+)([^"]+)?!',
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create_function(
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'$matches',
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// if full URL is site_url, return a slash for relative root
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'if (isset($matches[0]) && $matches[0] === site_url()) { return "/";' .
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// if domain is equal to site_url, then make URL relative
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'} elseif (isset($matches[0]) && strpos($matches[0], site_url()) !== false) { return $matches[2];' .
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// if domain is not equal to site_url, do not make external link relative
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'} else { return $matches[0]; };'
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),
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$input
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);
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return $output;
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}
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// Terrible workaround to remove the duplicate subfolder in the src of JS/CSS tags
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// Example: /subfolder/subfolder/css/style.css
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function roots_fix_duplicate_subfolder_urls($input) {
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$output = roots_root_relative_url($input);
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preg_match_all('!([^/]+)/([^/]+)!', $output, $matches);
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if (isset($matches[1]) && isset($matches[2])) {
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if ($matches[1][0] === $matches[2][0]) {
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$output = substr($output, strlen($matches[1][0]) + 1);
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}
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}
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return $output;
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}
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$roots_options = roots_get_theme_options();
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if (!is_admin() && $roots_options['root_relative_urls']) {
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add_filter('bloginfo_url', 'roots_root_relative_url');
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add_filter('theme_root_uri', 'roots_root_relative_url');
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add_filter('stylesheet_directory_uri', 'roots_root_relative_url');
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add_filter('template_directory_uri', 'roots_root_relative_url');
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add_filter('script_loader_src', 'roots_fix_duplicate_subfolder_urls');
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add_filter('style_loader_src', 'roots_fix_duplicate_subfolder_urls');
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add_filter('plugins_url', 'roots_root_relative_url');
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add_filter('the_permalink', 'roots_root_relative_url');
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add_filter('wp_list_pages', 'roots_root_relative_url');
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add_filter('wp_list_categories', 'roots_root_relative_url');
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add_filter('wp_nav_menu', 'roots_root_relative_url');
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add_filter('the_content_more_link', 'roots_root_relative_url');
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add_filter('the_tags', 'roots_root_relative_url');
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add_filter('get_pagenum_link', 'roots_root_relative_url');
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add_filter('get_comment_link', 'roots_root_relative_url');
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add_filter('month_link', 'roots_root_relative_url');
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add_filter('day_link', 'roots_root_relative_url');
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add_filter('year_link', 'roots_root_relative_url');
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add_filter('tag_link', 'roots_root_relative_url');
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add_filter('the_author_posts_link', 'roots_root_relative_url');
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}
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// remove root relative URLs on any attachments in the feed
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function roots_root_relative_attachment_urls() {
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if (!is_feed()) {
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add_filter('wp_get_attachment_url', 'roots_root_relative_url');
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add_filter('wp_get_attachment_link', 'roots_root_relative_url');
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}
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}
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add_action('pre_get_posts', 'roots_root_relative_attachment_urls');
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// remove dir and set lang="en" as default (rather than en-US)
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function roots_language_attributes() {
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$attributes = array();
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$output = '';
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$lang = get_bloginfo('language');
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if ($lang && $lang !== 'en-US') {
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$attributes[] = "lang=\"$lang\"";
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} else {
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$attributes[] = 'lang="en"';
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}
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$output = implode(' ', $attributes);
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$output = apply_filters('roots_language_attributes', $output);
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return $output;
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}
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add_filter('language_attributes', 'roots_language_attributes');
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// remove WordPress version from RSS feed
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function roots_no_generator() { return ''; }
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add_filter('the_generator', 'roots_no_generator');
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// cleanup wp_head
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function roots_noindex() {
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if (get_option('blog_public') === '0') {
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echo '<meta name="robots" content="noindex,nofollow">', "\n";
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}
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}
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function roots_rel_canonical() {
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if (!is_singular()) {
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return;
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}
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global $wp_the_query;
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if (!$id = $wp_the_query->get_queried_object_id()) {
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return;
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}
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$link = get_permalink($id);
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echo "\t<link rel=\"canonical\" href=\"$link\">\n";
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}
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// remove CSS from recent comments widget
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function roots_remove_recent_comments_style() {
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global $wp_widget_factory;
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if (isset($wp_widget_factory->widgets['WP_Widget_Recent_Comments'])) {
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remove_action('wp_head', array($wp_widget_factory->widgets['WP_Widget_Recent_Comments'], 'recent_comments_style'));
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}
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}
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// remove CSS from gallery
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function roots_gallery_style($css) {
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return preg_replace("!<style type='text/css'>(.*?)</style>!s", '', $css);
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}
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function roots_head_cleanup() {
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// http://wpengineer.com/1438/wordpress-header/
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remove_action('wp_head', 'feed_links', 2);
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remove_action('wp_head', 'feed_links_extra', 3);
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remove_action('wp_head', 'rsd_link');
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remove_action('wp_head', 'wlwmanifest_link');
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remove_action('wp_head', 'index_rel_link');
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remove_action('wp_head', 'parent_post_rel_link', 10, 0);
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remove_action('wp_head', 'start_post_rel_link', 10, 0);
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remove_action('wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0);
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remove_action('wp_head', 'wp_generator');
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remove_action('wp_head', 'wp_shortlink_wp_head', 10, 0);
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remove_action('wp_head', 'noindex', 1);
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add_action('wp_head', 'roots_noindex');
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remove_action('wp_head', 'rel_canonical');
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add_action('wp_head', 'roots_rel_canonical');
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add_action('wp_head', 'roots_remove_recent_comments_style', 1);
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add_filter('gallery_style', 'roots_gallery_style');
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// stop Gravity Forms from outputting CSS since it's linked in header.php
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if (class_exists('RGForms')) {
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update_option('rg_gforms_disable_css', 1);
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}
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// deregister l10n.js (new since WordPress 3.1)
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// why you might want to keep it: http://wordpress.stackexchange.com/questions/5451/what-does-l10n-js-do-in-wordpress-3-1-and-how-do-i-remove-it/5484#5484
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// don't load jQuery through WordPress since it's linked in header.php
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if (!is_admin()) {
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wp_deregister_script('l10n');
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wp_deregister_script('jquery');
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wp_register_script('jquery', '', '', '', true);
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}
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}
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add_action('init', 'roots_head_cleanup');
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// cleanup gallery_shortcode()
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function roots_gallery_shortcode($attr) {
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global $post, $wp_locale;
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static $instance = 0;
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$instance++;
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// Allow plugins/themes to override the default gallery template.
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$output = apply_filters('post_gallery', '', $attr);
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if ( $output != '' )
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return $output;
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// We're trusting author input, so let's at least make sure it looks like a valid orderby statement
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if ( isset( $attr['orderby'] ) ) {
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$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
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if ( !$attr['orderby'] )
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unset( $attr['orderby'] );
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}
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extract(shortcode_atts(array(
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'order' => 'ASC',
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'orderby' => 'menu_order ID',
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'id' => $post->ID,
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'icontag' => 'figure',
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'captiontag' => 'figcaption',
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'columns' => 3,
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'size' => 'thumbnail',
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'include' => '',
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'exclude' => ''
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), $attr));
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$id = intval($id);
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if ( 'RAND' == $order )
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$orderby = 'none';
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if ( !empty($include) ) {
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$include = preg_replace( '/[^0-9,]+/', '', $include );
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$_attachments = get_posts( array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );
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$attachments = array();
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foreach ( $_attachments as $key => $val ) {
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$attachments[$val->ID] = $_attachments[$key];
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}
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} elseif ( !empty($exclude) ) {
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$exclude = preg_replace( '/[^0-9,]+/', '', $exclude );
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$attachments = get_children( array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );
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} else {
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$attachments = get_children( array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) );
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}
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if ( empty($attachments) )
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return '';
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if ( is_feed() ) {
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$output = "\n";
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foreach ( $attachments as $att_id => $attachment )
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$output .= wp_get_attachment_link($att_id, $size, true) . "\n";
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return $output;
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}
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$captiontag = tag_escape($captiontag);
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$columns = intval($columns);
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$itemwidth = $columns > 0 ? floor(100/$columns) : 100;
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$float = is_rtl() ? 'right' : 'left';
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$selector = "gallery-{$instance}";
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$gallery_style = $gallery_div = '';
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if ( apply_filters( 'use_default_gallery_style', true ) )
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$gallery_style = "";
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$size_class = sanitize_html_class( $size );
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$gallery_div = "<section id='$selector' class='clearfix gallery galleryid-{$id} gallery-columns-{$columns} gallery-size-{$size_class}'>";
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$output = apply_filters( 'gallery_style', $gallery_style . "\n\t\t" . $gallery_div );
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$i = 0;
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foreach ( $attachments as $id => $attachment ) {
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// make the gallery link to the file by default instead of the attachment
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// thanks to Matt Price (countingrows.com)
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$link = isset($attr['link']) && $attr['link'] === 'attachment' ?
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wp_get_attachment_link($id, $size, true, false) :
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wp_get_attachment_link($id, $size, false, false);
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$output .= "
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<{$icontag} class=\"gallery-item\">
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$link
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";
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if ( $captiontag && trim($attachment->post_excerpt) ) {
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$output .= "
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<{$captiontag} class=\"gallery-caption\">
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" . wptexturize($attachment->post_excerpt) . "
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</{$captiontag}>";
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}
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$output .= "</{$icontag}>";
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if ( $columns > 0 && ++$i % $columns == 0 )
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$output .= '';
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}
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$output .= "</section>\n";
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return $output;
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}
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remove_shortcode('gallery');
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add_shortcode('gallery', 'roots_gallery_shortcode');
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// http://www.deluxeblogtips.com/2011/01/remove-dashboard-widgets-in-wordpress.html
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function roots_remove_dashboard_widgets() {
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remove_meta_box('dashboard_incoming_links', 'dashboard', 'normal');
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remove_meta_box('dashboard_plugins', 'dashboard', 'normal');
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remove_meta_box('dashboard_primary', 'dashboard', 'normal');
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remove_meta_box('dashboard_secondary', 'dashboard', 'normal');
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}
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add_action('admin_init', 'roots_remove_dashboard_widgets');
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// excerpt cleanup
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function roots_excerpt_length($length) {
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return 40;
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}
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function roots_excerpt_more($more) {
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return ' … <a href="' . get_permalink() . '">' . __( 'Continued', 'roots' ) . '</a>';
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}
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add_filter('excerpt_length', 'roots_excerpt_length');
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add_filter('excerpt_more', 'roots_excerpt_more');
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// remove container from menus
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function roots_nav_menu_args($args = '') {
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$args['container'] = false;
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return $args;
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}
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add_filter('wp_nav_menu_args', 'roots_nav_menu_args');
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class roots_nav_walker extends Walker_Nav_Menu {
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function start_el(&$output, $item, $depth, $args) {
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global $wp_query;
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$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
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$slug = sanitize_title($item->title);
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$class_names = $value = '';
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$classes = empty( $item->classes ) ? array() : (array) $item->classes;
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$classes = array_filter($classes, 'roots_check_current');
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$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item ) );
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$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
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$id = apply_filters( 'nav_menu_item_id', 'menu-' . $slug, $item, $args );
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$id = strlen( $id ) ? ' id="' . esc_attr( $id ) . '"' : '';
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$output .= $indent . '<li' . $id . $class_names . '>';
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$attributes = ! empty( $item->attr_title ) ? ' title="' . esc_attr( $item->attr_title ) .'"' : '';
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$attributes .= ! empty( $item->target ) ? ' target="' . esc_attr( $item->target ) .'"' : '';
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$attributes .= ! empty( $item->xfn ) ? ' rel="' . esc_attr( $item->xfn ) .'"' : '';
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$attributes .= ! empty( $item->url ) ? ' href="' . esc_attr( $item->url ) .'"' : '';
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$item_output = $args->before;
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$item_output .= '<a'. $attributes .'>';
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$item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after;
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$item_output .= '</a>';
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$item_output .= $args->after;
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$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
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}
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}
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function roots_check_current($val) {
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return preg_match('/current-menu/', $val);
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}
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// add to robots.txt
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// http://codex.wordpress.org/Search_Engine_Optimization_for_WordPress#Robots.txt_Optimization
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function roots_robots() {
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echo "Disallow: /cgi-bin\n";
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echo "Disallow: /wp-admin\n";
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echo "Disallow: /wp-includes\n";
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echo "Disallow: /wp-content/plugins\n";
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echo "Disallow: /plugins\n";
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echo "Disallow: /wp-content/cache\n";
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echo "Disallow: /wp-content/themes\n";
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echo "Disallow: /trackback\n";
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echo "Disallow: /feed\n";
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echo "Disallow: /comments\n";
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echo "Disallow: /category/*/*\n";
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echo "Disallow: */trackback\n";
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echo "Disallow: */feed\n";
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echo "Disallow: */comments\n";
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echo "Disallow: /*?*\n";
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echo "Disallow: /*?\n";
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echo "Allow: /wp-content/uploads\n";
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echo "Allow: /assets";
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}
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add_action('do_robots', 'roots_robots');
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// http://www.google.com/support/webmasters/bin/answer.py?answer=1229920
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function roots_author_link($link) {
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return str_replace('<a ', '<a class="fn" rel="author"', $link);
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}
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add_filter('the_author_posts_link', 'roots_author_link');
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// we don't need to self-close these tags in html5:
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// <img>, <input>
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function roots_remove_self_closing_tags($input) {
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return str_replace(' />', '>', $input);
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}
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add_filter('get_avatar', 'roots_remove_self_closing_tags');
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add_filter('comment_id_fields', 'roots_remove_self_closing_tags');
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// check to see if the tagline is set to default
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// show an admin notice to update if it hasn't been changed
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// you want to change this or remove it because it's used as the description in the RSS feed
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function roots_notice_tagline() {
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echo '<div class="error">';
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echo '<p>', sprintf(__('Please update your <a href="%s">site tagline</a>', 'roots'), admin_url('options-general.php')), '</p>';
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echo '</div>';
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}
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if (get_option('blogdescription') === 'Just another WordPress site') {
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add_action('admin_notices', 'roots_notice_tagline');
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}
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// set the post revisions to 5 unless the constant
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// was set in wp-config.php to avoid DB bloat
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if (!defined('WP_POST_REVISIONS')) define('WP_POST_REVISIONS', 5);
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// allow more tags in TinyMCE including iframes
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function roots_change_mce_options($options) {
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$ext = 'pre[id|name|class|style],iframe[align|longdesc|name|width|height|frameborder|scrolling|marginheight|marginwidth|src]';
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if (isset($initArray['extended_valid_elements'])) {
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$options['extended_valid_elements'] .= ',' . $ext;
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} else {
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$options['extended_valid_elements'] = $ext;
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}
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return $options;
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}
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add_filter('tiny_mce_before_init', 'roots_change_mce_options');
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//clean up the default WordPress style tags
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add_filter('style_loader_tag', 'roots_clean_style_tag');
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function roots_clean_style_tag($input) {
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preg_match_all("!<link rel='stylesheet'\s?(id='[^']+')?\s+href='(.*)' type='text/css' media='(.*)' />!", $input, $matches);
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//only display media if it's print
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$media = $matches[3][0] === 'print' ? ' media="print"' : '';
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return '<link rel="stylesheet" href="' . $matches[2][0] . '"' . $media . '>' . "\n";
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}
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?>
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