3 * Sets up the default filters and actions for most
4 * of the WordPress hooks.
6 * If you need to remove a default hook, this file will
7 * give you the priority for which to use to remove the
10 * Not all of the default hooks are found in default-filters.php
15 // Strip, trim, kses, special chars for string saves
16 foreach ( array( 'pre_term_name', 'pre_comment_author_name', 'pre_link_name', 'pre_link_target', 'pre_link_rel', 'pre_user_display_name', 'pre_user_first_name', 'pre_user_last_name', 'pre_user_nickname' ) as $filter ) {
17 add_filter( $filter, 'sanitize_text_field' );
18 add_filter( $filter, 'wp_filter_kses' );
19 add_filter( $filter, '_wp_specialchars', 30 );
22 // Strip, kses, special chars for string display
23 foreach ( array( 'term_name', 'comment_author_name', 'link_name', 'link_target', 'link_rel', 'user_display_name', 'user_first_name', 'user_last_name', 'user_nickname' ) as $filter ) {
24 add_filter( $filter, 'sanitize_text_field' );
25 add_filter( $filter, 'wp_kses_data' );
26 add_filter( $filter, '_wp_specialchars', 30 );
29 // Kses only for textarea saves
30 foreach ( array( 'pre_term_description', 'pre_link_description', 'pre_link_notes', 'pre_user_description' ) as $filter ) {
31 add_filter( $filter, 'wp_filter_kses' );
34 // Kses only for textarea saves displays
35 foreach ( array( 'term_description', 'link_description', 'link_notes', 'user_description' ) as $filter ) {
36 add_filter( $filter, 'wp_kses_data' );
40 foreach ( array( 'pre_comment_author_email', 'pre_user_email' ) as $filter ) {
41 add_filter( $filter, 'trim' );
42 add_filter( $filter, 'sanitize_email' );
43 add_filter( $filter, 'wp_filter_kses' );
47 foreach ( array( 'comment_author_email', 'user_email' ) as $filter ) {
48 add_filter( $filter, 'sanitize_email' );
49 add_filter( $filter, 'wp_kses_data' );
53 foreach ( array( 'pre_comment_author_url', 'pre_user_url', 'pre_link_url', 'pre_link_image',
54 'pre_link_rss' ) as $filter ) {
55 add_filter( $filter, 'wp_strip_all_tags' );
56 add_filter( $filter, 'esc_url_raw' );
57 add_filter( $filter, 'wp_filter_kses' );
61 foreach ( array( 'user_url', 'link_url', 'link_image', 'link_rss', 'comment_url' ) as $filter ) {
62 add_filter( $filter, 'wp_strip_all_tags' );
63 add_filter( $filter, 'esc_url' );
64 add_filter( $filter, 'wp_kses_data' );
68 foreach ( array( 'pre_term_slug' ) as $filter ) {
69 add_filter( $filter, 'sanitize_title' );
73 foreach ( array( 'pre_post_type' ) as $filter ) {
74 add_filter( $filter, 'sanitize_user' );
77 // Places to balance tags on input
78 foreach ( array( 'content_save_pre', 'excerpt_save_pre', 'comment_save_pre', 'pre_comment_content' ) as $filter ) {
79 add_filter( $filter, 'balanceTags', 50 );
82 // Format strings for display.
83 foreach ( array( 'comment_author', 'term_name', 'link_name', 'link_description', 'link_notes', 'bloginfo', 'wp_title', 'widget_title' ) as $filter ) {
84 add_filter( $filter, 'wptexturize' );
85 add_filter( $filter, 'convert_chars' );
86 add_filter( $filter, 'esc_html' );
90 foreach ( array( 'the_content', 'the_title', 'comment_text' ) as $filter )
91 add_filter( $filter, 'capital_P_dangit', 11 );
94 foreach ( array( 'single_post_title', 'single_cat_title', 'single_tag_title', 'single_month_title', 'nav_menu_attr_title', 'nav_menu_description' ) as $filter ) {
95 add_filter( $filter, 'wptexturize' );
96 add_filter( $filter, 'strip_tags' );
99 // Format text area for display.
100 foreach ( array( 'term_description' ) as $filter ) {
101 add_filter( $filter, 'wptexturize' );
102 add_filter( $filter, 'convert_chars' );
103 add_filter( $filter, 'wpautop' );
104 add_filter( $filter, 'shortcode_unautop');
108 foreach ( array( 'term_name_rss' ) as $filter ) {
109 add_filter( $filter, 'convert_chars' );
113 add_filter( 'the_title', 'wptexturize' );
114 add_filter( 'the_title', 'convert_chars' );
115 add_filter( 'the_title', 'trim' );
117 add_filter( 'the_content', 'wptexturize' );
118 add_filter( 'the_content', 'convert_smilies' );
119 add_filter( 'the_content', 'convert_chars' );
120 add_filter( 'the_content', 'wpautop' );
121 add_filter( 'the_content', 'shortcode_unautop' );
122 add_filter( 'the_content', 'prepend_attachment' );
124 add_filter( 'the_excerpt', 'wptexturize' );
125 add_filter( 'the_excerpt', 'convert_smilies' );
126 add_filter( 'the_excerpt', 'convert_chars' );
127 add_filter( 'the_excerpt', 'wpautop' );
128 add_filter( 'the_excerpt', 'shortcode_unautop');
129 add_filter( 'get_the_excerpt', 'wp_trim_excerpt' );
131 add_filter( 'comment_text', 'wptexturize' );
132 add_filter( 'comment_text', 'convert_chars' );
133 add_filter( 'comment_text', 'make_clickable', 9 );
134 add_filter( 'comment_text', 'force_balance_tags', 25 );
135 add_filter( 'comment_text', 'convert_smilies', 20 );
136 add_filter( 'comment_text', 'wpautop', 30 );
138 add_filter( 'comment_excerpt', 'convert_chars' );
140 add_filter( 'list_cats', 'wptexturize' );
141 add_filter( 'single_post_title', 'wptexturize' );
143 add_filter( 'wp_sprintf', 'wp_sprintf_l', 10, 2 );
146 add_filter( 'the_title_rss', 'strip_tags' );
147 add_filter( 'the_title_rss', 'ent2ncr', 8 );
148 add_filter( 'the_title_rss', 'esc_html' );
149 add_filter( 'the_content_rss', 'ent2ncr', 8 );
150 add_filter( 'the_excerpt_rss', 'convert_chars' );
151 add_filter( 'the_excerpt_rss', 'ent2ncr', 8 );
152 add_filter( 'comment_author_rss', 'ent2ncr', 8 );
153 add_filter( 'comment_text_rss', 'ent2ncr', 8 );
154 add_filter( 'comment_text_rss', 'esc_html' );
155 add_filter( 'bloginfo_rss', 'ent2ncr', 8 );
156 add_filter( 'the_author', 'ent2ncr', 8 );
159 add_filter( 'option_ping_sites', 'privacy_ping_filter' );
160 add_filter( 'option_blog_charset', '_wp_specialchars' ); // IMPORTANT: This must not be wp_specialchars() or esc_html() or it'll cause an infinite loop
161 add_filter( 'option_home', '_config_wp_home' );
162 add_filter( 'option_siteurl', '_config_wp_siteurl' );
163 add_filter( 'tiny_mce_before_init', '_mce_set_direction' );
164 add_filter( 'pre_kses', 'wp_pre_kses_less_than' );
165 add_filter( 'sanitize_title', 'sanitize_title_with_dashes' );
166 add_action( 'check_comment_flood', 'check_comment_flood_db', 10, 3 );
167 add_filter( 'comment_flood_filter', 'wp_throttle_comment_flood', 10, 3 );
168 add_filter( 'pre_comment_content', 'wp_rel_nofollow', 15 );
169 add_filter( 'comment_email', 'antispambot' );
170 add_filter( 'option_tag_base', '_wp_filter_taxonomy_base' );
171 add_filter( 'option_category_base', '_wp_filter_taxonomy_base' );
172 add_filter( 'the_posts', '_close_comments_for_old_posts' );
173 add_filter( 'comments_open', '_close_comments_for_old_post', 10, 2 );
174 add_filter( 'pings_open', '_close_comments_for_old_post', 10, 2 );
175 add_filter( 'editable_slug', 'urldecode' );
176 add_filter( 'nav_menu_meta_box_object', '_wp_nav_menu_meta_box_object' );
179 add_filter( 'atom_service_url','atom_service_url_filter' );
182 add_action( 'wp_head', 'wp_enqueue_scripts', 1 );
183 add_action( 'wp_head', 'feed_links', 2 );
184 add_action( 'wp_head', 'feed_links_extra', 3 );
185 add_action( 'wp_head', 'rsd_link' );
186 add_action( 'wp_head', 'wlwmanifest_link' );
187 add_action( 'wp_head', 'index_rel_link' );
188 add_action( 'wp_head', 'parent_post_rel_link', 10, 0 );
189 add_action( 'wp_head', 'start_post_rel_link', 10, 0 );
190 add_action( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0 );
191 add_action( 'wp_head', 'locale_stylesheet' );
192 add_action( 'publish_future_post', 'check_and_publish_future_post', 10, 1 );
193 add_action( 'wp_head', 'noindex', 1 );
194 add_action( 'wp_head', 'wp_print_styles', 8 );
195 add_action( 'wp_head', 'wp_print_head_scripts', 9 );
196 add_action( 'wp_head', 'wp_generator' );
197 add_action( 'wp_head', 'rel_canonical' );
198 add_action( 'wp_footer', 'wp_print_footer_scripts' );
199 add_action( 'wp_head', 'wp_shortlink_wp_head', 10, 0 );
200 add_action( 'template_redirect', 'wp_shortlink_header', 11, 0 );
202 // Feed Generator Tags
203 foreach ( array( 'rss2_head', 'commentsrss2_head', 'rss_head', 'rdf_header', 'atom_head', 'comments_atom_head', 'opml_head', 'app_head' ) as $action ) {
204 add_action( $action, 'the_generator' );
208 if ( !defined( 'DOING_CRON' ) )
209 add_action( 'sanitize_comment_cookies', 'wp_cron' );
211 // 2 Actions 2 Furious
212 add_action( 'do_feed_rdf', 'do_feed_rdf', 10, 1 );
213 add_action( 'do_feed_rss', 'do_feed_rss', 10, 1 );
214 add_action( 'do_feed_rss2', 'do_feed_rss2', 10, 1 );
215 add_action( 'do_feed_atom', 'do_feed_atom', 10, 1 );
216 add_action( 'do_pings', 'do_all_pings', 10, 1 );
217 add_action( 'do_robots', 'do_robots' );
218 add_action( 'sanitize_comment_cookies', 'sanitize_comment_cookies' );
219 add_action( 'admin_print_scripts', 'print_head_scripts', 20 );
220 add_action( 'admin_print_footer_scripts', 'print_footer_scripts', 20 );
221 add_action( 'admin_print_styles', 'print_admin_styles', 20 );
222 add_action( 'init', 'smilies_init', 5 );
223 add_action( 'plugins_loaded', 'wp_maybe_load_widgets', 0 );
224 add_action( 'plugins_loaded', 'wp_maybe_load_embeds', 0 );
225 add_action( 'shutdown', 'wp_ob_end_flush_all', 1 );
226 add_action( 'pre_post_update', 'wp_save_post_revision' );
227 add_action( 'publish_post', '_publish_post_hook', 5, 1 );
228 add_action( 'save_post', '_save_post_hook', 5, 2 );
229 add_action( 'transition_post_status', '_transition_post_status', 5, 3 );
230 add_action( 'comment_form', 'wp_comment_form_unfiltered_html_nonce' );
231 add_action( 'wp_scheduled_delete', 'wp_scheduled_delete' );
233 // Navigation menu actions
234 add_action( 'delete_post', '_wp_delete_post_menu_item' );
235 add_action( 'delete_term', '_wp_delete_tax_menu_item' );
236 add_action( 'transition_post_status', '_wp_auto_add_pages_to_menu', 10, 3 );
238 // Post Thumbnail CSS class filtering
239 add_action( 'begin_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_add' );
240 add_action( 'end_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_remove' );
242 // Redirect Old Slugs
243 add_action( 'template_redirect', 'wp_old_slug_redirect' );
244 add_action( 'post_updated', 'wp_check_for_changed_slugs', 12, 3 );
246 // Nonce check for Post Previews
247 add_action( 'init', '_show_post_preview' );
250 add_filter( 'pre_option_gmt_offset','wp_timezone_override_offset' );
252 // Admin Color Schemes
253 add_action( 'admin_init', 'register_admin_color_schemes', 1);
254 add_action( 'admin_color_scheme_picker', 'admin_color_scheme_picker' );