650 lines
22 KiB
PHP
650 lines
22 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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// fix for empty search query
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// http://wordpress.org/support/topic/blank-search-sends-you-to-the-homepage#post-1772565
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function roots_request_filter($query_vars) {
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if (isset($_GET['s']) && empty($_GET['s'])) {
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$query_vars['s'] = " ";
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}
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return $query_vars;
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}
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add_filter('request', 'roots_request_filter');
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// root relative URLs for everything
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// inspired by http://www.456bereastreet.com/archive/201010/how_to_make_wordpress_urls_root_relative/
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// thanks to Scott Walkinshaw (scottwalkinshaw.com)
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function roots_root_relative_url($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 $output;
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}
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if (!is_admin() && !in_array($GLOBALS['pagenow'], array('wp-login.php', 'wp-register.php'))) {
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$tags = array(
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'bloginfo_url',
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'theme_root_uri',
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'stylesheet_directory_uri',
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'template_directory_uri',
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'script_loader_src',
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'style_loader_src',
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'plugins_url',
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'the_permalink',
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'wp_list_pages',
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'wp_list_categories',
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'wp_nav_menu',
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'the_content_more_link',
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'the_tags',
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'get_pagenum_link',
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'get_comment_link',
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'month_link',
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'day_link',
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'year_link',
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'tag_link',
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'the_author_posts_link'
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);
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add_filters($tags, '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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// 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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if (function_exists('is_rtl')) {
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if (is_rtl() == 'rtl') {
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$attributes[] = 'dir="rtl"';
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}
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}
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$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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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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if (!class_exists('WPSEO_Frontend')) {
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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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}
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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 $output;
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}
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// We're trusting author input, so let's at least make sure it looks like a valid orderby statement
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if (isset($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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}
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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' => 'li',
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'captiontag' => 'p',
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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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}
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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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}
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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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}
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$size_class = sanitize_html_class($size);
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$gallery_div = "<ul id='$selector' class='thumbnails 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 => $attachment) {
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$link = isset($attr['link']) && 'file' == $attr['link'] ? wp_get_attachment_link($id, $size, false, false) : wp_get_attachment_link($id, $size, true, false);
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$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 hidden\">
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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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}
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$output .= "</ul>\n";
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return $output;
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}
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remove_shortcode('gallery');
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add_shortcode('gallery', 'roots_gallery_shortcode');
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function roots_attachment_link_class($html) {
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$postid = get_the_ID();
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$html = str_replace('<a', '<a class="thumbnail"', $html);
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return $html;
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}
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add_filter('wp_get_attachment_link', 'roots_attachment_link_class', 10, 1);
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// http://justintadlock.com/archives/2011/07/01/captions-in-wordpress
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function roots_caption($output, $attr, $content) {
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/* We're not worried abut captions in feeds, so just return the output here. */
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if ( is_feed()) {
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return $output;
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}
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/* Set up the default arguments. */
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$defaults = array(
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'id' => '',
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'align' => 'alignnone',
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'width' => '',
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'caption' => ''
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);
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/* Merge the defaults with user input. */
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$attr = shortcode_atts($defaults, $attr);
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/* If the width is less than 1 or there is no caption, return the content wrapped between the [caption]< tags. */
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if (1 > $attr['width'] || empty($attr['caption'])) {
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return $content;
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}
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/* Set up the attributes for the caption <div>. */
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$attributes = (!empty($attr['id']) ? ' id="' . esc_attr($attr['id']) . '"' : '' );
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$attributes .= ' class="thumbnail wp-caption ' . esc_attr($attr['align']) . '"';
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$attributes .= ' style="width: ' . esc_attr($attr['width']) . 'px"';
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/* Open the caption <div>. */
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$output = '<div' . $attributes .'>';
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/* Allow shortcodes for the content the caption was created for. */
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$output .= do_shortcode($content);
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/* Append the caption text. */
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$output .= '<div class="caption"><p class="wp-caption-text">' . $attr['caption'] . '</p></div>';
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/* Close the caption </div>. */
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$output .= '</div>';
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/* Return the formatted, clean caption. */
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return $output;
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}
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add_filter('img_caption_shortcode', 'roots_caption', 10, 3);
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// http://www.deluxeblogtips.com/2011/01/remove-dashboard-widgets-in-wordpress.html
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function roots_remove_dashboard_widgets() {
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remove_meta_box('dashboard_incoming_links', 'dashboard', 'normal');
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remove_meta_box('dashboard_plugins', 'dashboard', 'normal');
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remove_meta_box('dashboard_primary', 'dashboard', 'normal');
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remove_meta_box('dashboard_secondary', 'dashboard', 'normal');
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}
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add_action('admin_init', 'roots_remove_dashboard_widgets');
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// excerpt cleanup
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function roots_excerpt_length($length) {
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return POST_EXCERPT_LENGTH;
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}
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function roots_excerpt_more($more) {
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return ' … <a href="' . get_permalink() . '">' . __( 'Continued', 'roots' ) . '</a>';
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}
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add_filter('excerpt_length', 'roots_excerpt_length');
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add_filter('excerpt_more', 'roots_excerpt_more');
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class Roots_Nav_Walker extends Walker_Nav_Menu {
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function check_current($val) {
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return preg_match('/(current-)/', $val);
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}
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function start_el(&$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($item->title);
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$id = apply_filters('nav_menu_item_id', 'menu-' . $slug, $item, $args);
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$id = strlen($id) ? '' . esc_attr( $id ) . '' : '';
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$class_names = $value = '';
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$classes = empty($item->classes) ? array() : (array) $item->classes;
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$classes = array_filter($classes, array(&$this, '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="' . $id . ' ' . esc_attr($class_names) . '"' : ' class="' . $id . '"';
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$output .= $indent . '<li' . $class_names . '>';
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$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, $args);
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}
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}
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class Roots_Navbar_Nav_Walker extends Walker_Nav_Menu {
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function check_current($val) {
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return preg_match('/(current-)|active|dropdown/', $val);
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}
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function start_lvl(&$output, $depth) {
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$output .= "\n<ul class=\"dropdown-menu\">\n";
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}
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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($item->title);
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$id = apply_filters('nav_menu_item_id', 'menu-' . $slug, $item, $args);
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$id = strlen($id) ? '' . esc_attr( $id ) . '' : '';
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$li_attributes = '';
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$class_names = $value = '';
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$classes = empty($item->classes) ? array() : (array) $item->classes;
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if ($args->has_children) {
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$classes[] = 'dropdown';
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$li_attributes .= ' data-dropdown="dropdown"';
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}
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$classes[] = ($item->current) ? 'active' : '';
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$classes = array_filter($classes, array(&$this, 'check_current'));
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$class_names = join(' ', apply_filters('nav_menu_css_class', array_filter($classes), $item));
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$class_names = $class_names ? ' class="' . $id . ' ' . esc_attr($class_names) . '"' : ' class="' . $id . '"';
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$output .= $indent . '<li' . $class_names . $li_attributes . '>';
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$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($item->url ) .'"' : '';
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$attributes .= ($args->has_children) ? ' class="dropdown-toggle" data-toggle="dropdown"' : '';
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$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 .= ($args->has_children) ? ' <b class="caret"></b>' : '';
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$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, $args);
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}
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function display_element($element, &$children_elements, $max_depth, $depth = 0, $args, &$output) {
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if (!$element) { return; }
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$id_field = $this->db_fields['id'];
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// display this element
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if (is_array($args[0])) {
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$args[0]['has_children'] = !empty($children_elements[$element->$id_field]);
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} elseif (is_object($args[0])) {
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$args[0]->has_children = !empty($children_elements[$element->$id_field]);
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}
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$cb_args = array_merge(array(&$output, $element, $depth), $args);
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call_user_func_array(array(&$this, 'start_el'), $cb_args);
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|
|
$id = $element->$id_field;
|
|
|
|
// descend only when the depth is right and there are childrens for this element
|
|
if (($max_depth == 0 || $max_depth > $depth+1) && isset($children_elements[$id])) {
|
|
foreach ($children_elements[$id] as $child) {
|
|
if (!isset($newlevel)) {
|
|
$newlevel = true;
|
|
// start the child delimiter
|
|
$cb_args = array_merge(array(&$output, $depth), $args);
|
|
call_user_func_array(array(&$this, 'start_lvl'), $cb_args);
|
|
}
|
|
$this->display_element($child, $children_elements, $max_depth, $depth + 1, $args, $output);
|
|
}
|
|
unset($children_elements[$id]);
|
|
}
|
|
|
|
if (isset($newlevel) && $newlevel) {
|
|
// end the child delimiter
|
|
$cb_args = array_merge(array(&$output, $depth), $args);
|
|
call_user_func_array(array(&$this, 'end_lvl'), $cb_args);
|
|
}
|
|
|
|
// end this element
|
|
$cb_args = array_merge(array(&$output, $element, $depth), $args);
|
|
call_user_func_array(array(&$this, 'end_el'), $cb_args);
|
|
}
|
|
}
|
|
|
|
function roots_nav_menu_args($args = '') {
|
|
$args['container'] = false;
|
|
$args['depth'] = 2;
|
|
$args['items_wrap'] = '<ul class="nav">%3$s</ul>';
|
|
if (!$args['walker']) {
|
|
$args['walker'] = new Roots_Nav_Walker();
|
|
}
|
|
return $args;
|
|
}
|
|
|
|
add_filter('wp_nav_menu_args', 'roots_nav_menu_args');
|
|
|
|
// we don't need to self-close these tags in html5:
|
|
// <img>, <input>
|
|
function roots_remove_self_closing_tags($input) {
|
|
return str_replace(' />', '>', $input);
|
|
}
|
|
|
|
add_filter('get_avatar', 'roots_remove_self_closing_tags');
|
|
add_filter('comment_id_fields', 'roots_remove_self_closing_tags');
|
|
add_filter('post_thumbnail_html', 'roots_remove_self_closing_tags');
|
|
|
|
// check to see if the tagline is set to default
|
|
// show an admin notice to update if it hasn't been changed
|
|
// you want to change this or remove it because it's used as the description in the RSS feed
|
|
function roots_notice_tagline() {
|
|
global $current_user;
|
|
$user_id = $current_user->ID;
|
|
|
|
if (!get_user_meta($user_id, 'ignore_tagline_notice')) {
|
|
echo '<div class="error">';
|
|
echo '<p>', sprintf(__('Please update your <a href="%s">site tagline</a> <a href="%s" style="float: right;">Hide Notice</a>', 'roots'), admin_url('options-general.php'), '?tagline_notice_ignore=0'), '</p>';
|
|
echo '</div>';
|
|
}
|
|
}
|
|
|
|
if ((get_option('blogdescription') === 'Just another WordPress site') && isset($_GET['page']) != 'theme_activation_options') {
|
|
add_action('admin_notices', 'roots_notice_tagline');
|
|
}
|
|
|
|
function roots_notice_tagline_ignore() {
|
|
global $current_user;
|
|
$user_id = $current_user->ID;
|
|
if (isset($_GET['tagline_notice_ignore']) && '0' == $_GET['tagline_notice_ignore']) {
|
|
add_user_meta($user_id, 'ignore_tagline_notice', 'true', true);
|
|
}
|
|
}
|
|
|
|
add_action('admin_init', 'roots_notice_tagline_ignore');
|
|
|
|
// set the post revisions to 5 unless the constant
|
|
// was set in wp-config.php to avoid DB bloat
|
|
if (!defined('WP_POST_REVISIONS')) { define('WP_POST_REVISIONS', 5); }
|
|
|
|
// allow more tags in TinyMCE including <iframe> and <script>
|
|
function roots_change_mce_options($options) {
|
|
$ext = 'pre[id|name|class|style],iframe[align|longdesc|name|width|height|frameborder|scrolling|marginheight|marginwidth|src],script[charset|defer|language|src|type]';
|
|
if (isset($initArray['extended_valid_elements'])) {
|
|
$options['extended_valid_elements'] .= ',' . $ext;
|
|
} else {
|
|
$options['extended_valid_elements'] = $ext;
|
|
}
|
|
return $options;
|
|
}
|
|
|
|
add_filter('tiny_mce_before_init', 'roots_change_mce_options');
|
|
|
|
//clean up the default WordPress style tags
|
|
add_filter('style_loader_tag', 'roots_clean_style_tag');
|
|
|
|
function roots_clean_style_tag($input) {
|
|
preg_match_all("!<link rel='stylesheet'\s?(id='[^']+')?\s+href='(.*)' type='text/css' media='(.*)' />!", $input, $matches);
|
|
//only display media if it's print
|
|
$media = $matches[3][0] === 'print' ? ' media="print"' : '';
|
|
return '<link rel="stylesheet" href="' . $matches[2][0] . '"' . $media . '>' . "\n";
|
|
}
|
|
|
|
function roots_body_class() {
|
|
$term = get_queried_object();
|
|
|
|
if (is_single()) {
|
|
$cat = get_the_category();
|
|
}
|
|
|
|
if(!empty($cat)) {
|
|
return $cat[0]->slug;
|
|
} elseif (isset($term->slug)) {
|
|
return $term->slug;
|
|
} elseif (isset($term->page_name)) {
|
|
return $term->page_name;
|
|
} elseif (isset($term->post_name)) {
|
|
return $term->post_name;
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
|
|
// first and last classes for widgets
|
|
// http://wordpress.org/support/topic/how-to-first-and-last-css-classes-for-sidebar-widgets
|
|
function roots_widget_first_last_classes($params) {
|
|
global $my_widget_num;
|
|
$this_id = $params[0]['id'];
|
|
$arr_registered_widgets = wp_get_sidebars_widgets();
|
|
|
|
if (!$my_widget_num) {
|
|
$my_widget_num = array();
|
|
}
|
|
|
|
if (!isset($arr_registered_widgets[$this_id]) || !is_array($arr_registered_widgets[$this_id])) {
|
|
return $params;
|
|
}
|
|
|
|
if (isset($my_widget_num[$this_id])) {
|
|
$my_widget_num[$this_id] ++;
|
|
} else {
|
|
$my_widget_num[$this_id] = 1;
|
|
}
|
|
|
|
$class = 'class="widget-' . $my_widget_num[$this_id] . ' ';
|
|
|
|
if ($my_widget_num[$this_id] == 1) {
|
|
$class .= 'widget-first ';
|
|
} elseif ($my_widget_num[$this_id] == count($arr_registered_widgets[$this_id])) {
|
|
$class .= 'widget-last ';
|
|
}
|
|
|
|
$params[0]['before_widget'] = str_replace('class="', $class, $params[0]['before_widget']);
|
|
|
|
return $params;
|
|
|
|
}
|
|
add_filter('dynamic_sidebar_params', 'roots_widget_first_last_classes');
|
|
|
|
// apply Bootstrap markup/classes to Gravity Forms (in progress)
|
|
if (class_exists('RGForms')) {
|
|
update_option('rg_gforms_disable_css', 1);
|
|
|
|
// error message class
|
|
function roots_gform_validation_message($message, $form) {
|
|
$message = '<div class="alert alert-error fade in">';
|
|
$message .= '<a class="close" data-dismiss="alert">×</a>';
|
|
$message .= '<strong>There was a problem with your submission. Errors have been highlighted below.</strong>';
|
|
$message .= '</div>';
|
|
return $message;
|
|
}
|
|
add_filter('gform_validation_message', 'roots_gform_validation_message', 10, 2);
|
|
|
|
// field class
|
|
function roots_gform_field_css_class($classes, $field, $form) {
|
|
$classes .= " control-group";
|
|
return $classes;
|
|
}
|
|
add_action('gform_field_css_class', 'roots_gform_field_css_class', 10, 3);
|
|
|
|
// button class
|
|
function roots_gform_submit_button($button, $form) {
|
|
return "<button class='btn btn-primary' id='gform_submit_button_{$form["id"]}'><span>Submit</span></button>";
|
|
}
|
|
add_filter('gform_submit_button', 'roots_gform_submit_button', 10, 2);
|
|
|
|
} |