/wp-includes/default-filters.php

  1. <?php 
  2. /** 
  3. * Sets up the default filters and actions for most 
  4. * of the WordPress hooks. 
  5. * 
  6. * If you need to remove a default hook, this file will 
  7. * give you the priority for which to use to remove the 
  8. * hook. 
  9. * 
  10. * Not all of the default hooks are found in default-filters.php 
  11. * 
  12. * @package WordPress 
  13. */ 
  14.  
  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 ); 
  20.  
  21. // Strip, kses, special chars for string display 
  22. 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 ) { 
  23. if ( is_admin() ) { 
  24. // These are expensive. Run only on admin pages for defense in depth. 
  25. add_filter( $filter, 'sanitize_text_field' ); 
  26. add_filter( $filter, 'wp_kses_data' ); 
  27. add_filter( $filter, '_wp_specialchars', 30 ); 
  28.  
  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' ); 
  32.  
  33. // Kses only for textarea admin displays 
  34. if ( is_admin() ) { 
  35. foreach ( array( 'term_description', 'link_description', 'link_notes', 'user_description' ) as $filter ) { 
  36. add_filter( $filter, 'wp_kses_data' ); 
  37. add_filter( 'comment_text', 'wp_kses_post' ); 
  38.  
  39. // Email saves 
  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' ); 
  44.  
  45. // Email admin display 
  46. foreach ( array( 'comment_author_email', 'user_email' ) as $filter ) { 
  47. add_filter( $filter, 'sanitize_email' ); 
  48. if ( is_admin() ) 
  49. add_filter( $filter, 'wp_kses_data' ); 
  50.  
  51. // Save URL 
  52. foreach ( array( 'pre_comment_author_url', 'pre_user_url', 'pre_link_url', 'pre_link_image',  
  53. 'pre_link_rss', 'pre_post_guid' ) as $filter ) { 
  54. add_filter( $filter, 'wp_strip_all_tags' ); 
  55. add_filter( $filter, 'esc_url_raw' ); 
  56. add_filter( $filter, 'wp_filter_kses' ); 
  57.  
  58. // Display URL 
  59. foreach ( array( 'user_url', 'link_url', 'link_image', 'link_rss', 'comment_url', 'post_guid' ) as $filter ) { 
  60. if ( is_admin() ) 
  61. add_filter( $filter, 'wp_strip_all_tags' ); 
  62. add_filter( $filter, 'esc_url' ); 
  63. if ( is_admin() ) 
  64. add_filter( $filter, 'wp_kses_data' ); 
  65.  
  66. // Slugs 
  67. add_filter( 'pre_term_slug', 'sanitize_title' ); 
  68. add_filter( 'wp_insert_post_data', '_wp_customize_changeset_filter_insert_post_data', 10, 2 ); 
  69.  
  70. // Keys 
  71. foreach ( array( 'pre_post_type', 'pre_post_status', 'pre_post_comment_status', 'pre_post_ping_status' ) as $filter ) { 
  72. add_filter( $filter, 'sanitize_key' ); 
  73.  
  74. // Mime types 
  75. add_filter( 'pre_post_mime_type', 'sanitize_mime_type' ); 
  76. add_filter( 'post_mime_type', 'sanitize_mime_type' ); 
  77.  
  78. // Meta 
  79. add_filter( 'register_meta_args', '_wp_register_meta_args_whitelist', 10, 2 ); 
  80.  
  81. // Places to balance tags on input 
  82. foreach ( array( 'content_save_pre', 'excerpt_save_pre', 'comment_save_pre', 'pre_comment_content' ) as $filter ) { 
  83. add_filter( $filter, 'convert_invalid_entities' ); 
  84. add_filter( $filter, 'balanceTags', 50 ); 
  85.  
  86. // Format strings for display. 
  87. foreach ( array( 'comment_author', 'term_name', 'link_name', 'link_description', 'link_notes', 'bloginfo', 'wp_title', 'widget_title' ) as $filter ) { 
  88. add_filter( $filter, 'wptexturize' ); 
  89. add_filter( $filter, 'convert_chars' ); 
  90. add_filter( $filter, 'esc_html' ); 
  91.  
  92. // Format WordPress 
  93. foreach ( array( 'the_content', 'the_title', 'wp_title' ) as $filter ) 
  94. add_filter( $filter, 'capital_P_dangit', 11 ); 
  95. add_filter( 'comment_text', 'capital_P_dangit', 31 ); 
  96.  
  97. // Format titles 
  98. foreach ( array( 'single_post_title', 'single_cat_title', 'single_tag_title', 'single_month_title', 'nav_menu_attr_title', 'nav_menu_description' ) as $filter ) { 
  99. add_filter( $filter, 'wptexturize' ); 
  100. add_filter( $filter, 'strip_tags' ); 
  101.  
  102. // Format text area for display. 
  103. foreach ( array( 'term_description' ) as $filter ) { 
  104. add_filter( $filter, 'wptexturize' ); 
  105. add_filter( $filter, 'convert_chars' ); 
  106. add_filter( $filter, 'wpautop' ); 
  107. add_filter( $filter, 'shortcode_unautop'); 
  108.  
  109. // Format for RSS 
  110. add_filter( 'term_name_rss', 'convert_chars' ); 
  111.  
  112. // Pre save hierarchy 
  113. add_filter( 'wp_insert_post_parent', 'wp_check_post_hierarchy_for_loops', 10, 2 ); 
  114. add_filter( 'wp_update_term_parent', 'wp_check_term_hierarchy_for_loops', 10, 3 ); 
  115.  
  116. // Display filters 
  117. add_filter( 'the_title', 'wptexturize' ); 
  118. add_filter( 'the_title', 'convert_chars' ); 
  119. add_filter( 'the_title', 'trim' ); 
  120.  
  121. add_filter( 'the_content', 'wptexturize' ); 
  122. add_filter( 'the_content', 'convert_smilies', 20 ); 
  123. add_filter( 'the_content', 'wpautop' ); 
  124. add_filter( 'the_content', 'shortcode_unautop' ); 
  125. add_filter( 'the_content', 'prepend_attachment' ); 
  126. add_filter( 'the_content', 'wp_make_content_images_responsive' ); 
  127.  
  128. add_filter( 'the_excerpt', 'wptexturize' ); 
  129. add_filter( 'the_excerpt', 'convert_smilies' ); 
  130. add_filter( 'the_excerpt', 'convert_chars' ); 
  131. add_filter( 'the_excerpt', 'wpautop' ); 
  132. add_filter( 'the_excerpt', 'shortcode_unautop'); 
  133. add_filter( 'get_the_excerpt', 'wp_trim_excerpt' ); 
  134.  
  135. add_filter( 'the_post_thumbnail_caption', 'wptexturize' ); 
  136. add_filter( 'the_post_thumbnail_caption', 'convert_smilies' ); 
  137. add_filter( 'the_post_thumbnail_caption', 'convert_chars' ); 
  138.  
  139. add_filter( 'comment_text', 'wptexturize' ); 
  140. add_filter( 'comment_text', 'convert_chars' ); 
  141. add_filter( 'comment_text', 'make_clickable', 9 ); 
  142. add_filter( 'comment_text', 'force_balance_tags', 25 ); 
  143. add_filter( 'comment_text', 'convert_smilies', 20 ); 
  144. add_filter( 'comment_text', 'wpautop', 30 ); 
  145.  
  146. add_filter( 'comment_excerpt', 'convert_chars' ); 
  147.  
  148. add_filter( 'list_cats', 'wptexturize' ); 
  149.  
  150. add_filter( 'wp_sprintf', 'wp_sprintf_l', 10, 2 ); 
  151.  
  152. add_filter( 'widget_text', 'balanceTags' ); 
  153.  
  154. add_filter( 'date_i18n', 'wp_maybe_decline_date' ); 
  155.  
  156. // RSS filters 
  157. add_filter( 'the_title_rss', 'strip_tags' ); 
  158. add_filter( 'the_title_rss', 'ent2ncr', 8 ); 
  159. add_filter( 'the_title_rss', 'esc_html' ); 
  160. add_filter( 'the_content_rss', 'ent2ncr', 8 ); 
  161. add_filter( 'the_content_feed', 'wp_staticize_emoji' ); 
  162. add_filter( 'the_content_feed', '_oembed_filter_feed_content' ); 
  163. add_filter( 'the_excerpt_rss', 'convert_chars' ); 
  164. add_filter( 'the_excerpt_rss', 'ent2ncr', 8 ); 
  165. add_filter( 'comment_author_rss', 'ent2ncr', 8 ); 
  166. add_filter( 'comment_text_rss', 'ent2ncr', 8 ); 
  167. add_filter( 'comment_text_rss', 'esc_html' ); 
  168. add_filter( 'comment_text_rss', 'wp_staticize_emoji' ); 
  169. add_filter( 'bloginfo_rss', 'ent2ncr', 8 ); 
  170. add_filter( 'the_author', 'ent2ncr', 8 ); 
  171. add_filter( 'the_guid', 'esc_url' ); 
  172.  
  173. // Email filters 
  174. add_filter( 'wp_mail', 'wp_staticize_emoji_for_email' ); 
  175.  
  176. // Mark site as no longer fresh 
  177. foreach ( array( 'publish_post', 'publish_page', 'wp_ajax_save-widget', 'wp_ajax_widgets-order', 'customize_save_after' ) as $action ) { 
  178. add_action( $action, '_delete_option_fresh_site' ); 
  179.  
  180. // Misc filters 
  181. add_filter( 'option_ping_sites', 'privacy_ping_filter' ); 
  182. add_filter( 'option_blog_charset', '_wp_specialchars' ); // IMPORTANT: This must not be wp_specialchars() or esc_html() or it'll cause an infinite loop 
  183. add_filter( 'option_blog_charset', '_canonical_charset' ); 
  184. add_filter( 'option_home', '_config_wp_home' ); 
  185. add_filter( 'option_siteurl', '_config_wp_siteurl' ); 
  186. add_filter( 'tiny_mce_before_init', '_mce_set_direction' ); 
  187. add_filter( 'teeny_mce_before_init', '_mce_set_direction' ); 
  188. add_filter( 'pre_kses', 'wp_pre_kses_less_than' ); 
  189. add_filter( 'sanitize_title', 'sanitize_title_with_dashes', 10, 3 ); 
  190. add_action( 'check_comment_flood', 'check_comment_flood_db', 10, 4 ); 
  191. add_filter( 'comment_flood_filter', 'wp_throttle_comment_flood', 10, 3 ); 
  192. add_filter( 'pre_comment_content', 'wp_rel_nofollow', 15 ); 
  193. add_filter( 'comment_email', 'antispambot' ); 
  194. add_filter( 'option_tag_base', '_wp_filter_taxonomy_base' ); 
  195. add_filter( 'option_category_base', '_wp_filter_taxonomy_base' ); 
  196. add_filter( 'the_posts', '_close_comments_for_old_posts', 10, 2); 
  197. add_filter( 'comments_open', '_close_comments_for_old_post', 10, 2 ); 
  198. add_filter( 'pings_open', '_close_comments_for_old_post', 10, 2 ); 
  199. add_filter( 'editable_slug', 'urldecode' ); 
  200. add_filter( 'editable_slug', 'esc_textarea' ); 
  201. add_filter( 'nav_menu_meta_box_object', '_wp_nav_menu_meta_box_object' ); 
  202. add_filter( 'pingback_ping_source_uri', 'pingback_ping_source_uri' ); 
  203. add_filter( 'xmlrpc_pingback_error', 'xmlrpc_pingback_error' ); 
  204. add_filter( 'title_save_pre', 'trim' ); 
  205.  
  206. add_action( 'transition_comment_status', '_clear_modified_cache_on_transition_comment_status', 10, 2 ); 
  207.  
  208. add_filter( 'http_request_host_is_external', 'allowed_http_request_hosts', 10, 2 ); 
  209.  
  210. // REST API filters. 
  211. add_action( 'xmlrpc_rsd_apis', 'rest_output_rsd' ); 
  212. add_action( 'wp_head', 'rest_output_link_wp_head', 10, 0 ); 
  213. add_action( 'template_redirect', 'rest_output_link_header', 11, 0 ); 
  214. add_action( 'auth_cookie_malformed', 'rest_cookie_collect_status' ); 
  215. add_action( 'auth_cookie_expired', 'rest_cookie_collect_status' ); 
  216. add_action( 'auth_cookie_bad_username', 'rest_cookie_collect_status' ); 
  217. add_action( 'auth_cookie_bad_hash', 'rest_cookie_collect_status' ); 
  218. add_action( 'auth_cookie_valid', 'rest_cookie_collect_status' ); 
  219. add_filter( 'rest_authentication_errors', 'rest_cookie_check_errors', 100 ); 
  220.  
  221. // Actions 
  222. add_action( 'wp_head', '_wp_render_title_tag', 1 ); 
  223. add_action( 'wp_head', 'wp_enqueue_scripts', 1 ); 
  224. add_action( 'wp_head', 'wp_resource_hints', 2 ); 
  225. add_action( 'wp_head', 'feed_links', 2 ); 
  226. add_action( 'wp_head', 'feed_links_extra', 3 ); 
  227. add_action( 'wp_head', 'rsd_link' ); 
  228. add_action( 'wp_head', 'wlwmanifest_link' ); 
  229. add_action( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0 ); 
  230. add_action( 'wp_head', 'locale_stylesheet' ); 
  231. add_action( 'publish_future_post', 'check_and_publish_future_post', 10, 1 ); 
  232. add_action( 'wp_head', 'noindex', 1 ); 
  233. add_action( 'wp_head', 'print_emoji_detection_script', 7 ); 
  234. add_action( 'wp_head', 'wp_print_styles', 8 ); 
  235. add_action( 'wp_head', 'wp_print_head_scripts', 9 ); 
  236. add_action( 'wp_head', 'wp_generator' ); 
  237. add_action( 'wp_head', 'rel_canonical' ); 
  238. add_action( 'wp_head', 'wp_shortlink_wp_head', 10, 0 ); 
  239. add_action( 'wp_head', 'wp_custom_css_cb', 101 ); 
  240. add_action( 'wp_head', 'wp_site_icon', 99 ); 
  241. add_action( 'wp_footer', 'wp_print_footer_scripts', 20 ); 
  242. add_action( 'template_redirect', 'wp_shortlink_header', 11, 0 ); 
  243. add_action( 'wp_print_footer_scripts', '_wp_footer_scripts' ); 
  244. add_action( 'init', 'check_theme_switched', 99 ); 
  245. add_action( 'after_switch_theme', '_wp_sidebars_changed' ); 
  246. add_action( 'wp_print_styles', 'print_emoji_styles' ); 
  247.  
  248. if ( isset( $_GET['replytocom'] ) ) 
  249. add_action( 'wp_head', 'wp_no_robots' ); 
  250.  
  251. // Login actions 
  252. add_filter( 'login_head', 'wp_resource_hints', 8 ); 
  253. add_action( 'login_head', 'wp_print_head_scripts', 9 ); 
  254. add_action( 'login_head', 'print_admin_styles', 9 ); 
  255. add_action( 'login_head', 'wp_site_icon', 99 ); 
  256. add_action( 'login_footer', 'wp_print_footer_scripts', 20 ); 
  257. add_action( 'login_init', 'send_frame_options_header', 10, 0 ); 
  258.  
  259. // Feed Generator Tags 
  260. foreach ( array( 'rss2_head', 'commentsrss2_head', 'rss_head', 'rdf_header', 'atom_head', 'comments_atom_head', 'opml_head', 'app_head' ) as $action ) { 
  261. add_action( $action, 'the_generator' ); 
  262.  
  263. // Feed Site Icon 
  264. add_action( 'atom_head', 'atom_site_icon' ); 
  265. add_action( 'rss2_head', 'rss2_site_icon' ); 
  266.  
  267.  
  268. // WP Cron 
  269. if ( !defined( 'DOING_CRON' ) ) 
  270. add_action( 'init', 'wp_cron' ); 
  271.  
  272. // 2 Actions 2 Furious 
  273. add_action( 'do_feed_rdf', 'do_feed_rdf', 10, 1 ); 
  274. add_action( 'do_feed_rss', 'do_feed_rss', 10, 1 ); 
  275. add_action( 'do_feed_rss2', 'do_feed_rss2', 10, 1 ); 
  276. add_action( 'do_feed_atom', 'do_feed_atom', 10, 1 ); 
  277. add_action( 'do_pings', 'do_all_pings', 10, 1 ); 
  278. add_action( 'do_robots', 'do_robots' ); 
  279. add_action( 'set_comment_cookies', 'wp_set_comment_cookies', 10, 2 ); 
  280. add_action( 'sanitize_comment_cookies', 'sanitize_comment_cookies' ); 
  281. add_action( 'admin_print_scripts', 'print_emoji_detection_script' ); 
  282. add_action( 'admin_print_scripts', 'print_head_scripts', 20 ); 
  283. add_action( 'admin_print_footer_scripts', '_wp_footer_scripts' ); 
  284. add_action( 'admin_print_styles', 'print_emoji_styles' ); 
  285. add_action( 'admin_print_styles', 'print_admin_styles', 20 ); 
  286. add_action( 'init', 'smilies_init', 5 ); 
  287. add_action( 'plugins_loaded', 'wp_maybe_load_widgets', 0 ); 
  288. add_action( 'plugins_loaded', 'wp_maybe_load_embeds', 0 ); 
  289. add_action( 'shutdown', 'wp_ob_end_flush_all', 1 ); 
  290. // Create a revision whenever a post is updated. 
  291. add_action( 'post_updated', 'wp_save_post_revision', 10, 1 ); 
  292. add_action( 'publish_post', '_publish_post_hook', 5, 1 ); 
  293. add_action( 'transition_post_status', '_transition_post_status', 5, 3 ); 
  294. add_action( 'transition_post_status', '_update_term_count_on_transition_post_status', 10, 3 ); 
  295. add_action( 'comment_form', 'wp_comment_form_unfiltered_html_nonce' ); 
  296. add_action( 'wp_scheduled_delete', 'wp_scheduled_delete' ); 
  297. add_action( 'wp_scheduled_auto_draft_delete', 'wp_delete_auto_drafts' ); 
  298. add_action( 'admin_init', 'send_frame_options_header', 10, 0 ); 
  299. add_action( 'importer_scheduled_cleanup', 'wp_delete_attachment' ); 
  300. add_action( 'upgrader_scheduled_cleanup', 'wp_delete_attachment' ); 
  301. add_action( 'welcome_panel', 'wp_welcome_panel' ); 
  302.  
  303. // Navigation menu actions 
  304. add_action( 'delete_post', '_wp_delete_post_menu_item' ); 
  305. add_action( 'delete_term', '_wp_delete_tax_menu_item', 10, 3 ); 
  306. add_action( 'transition_post_status', '_wp_auto_add_pages_to_menu', 10, 3 ); 
  307.  
  308. // Post Thumbnail CSS class filtering 
  309. add_action( 'begin_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_add' ); 
  310. add_action( 'end_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_remove' ); 
  311.  
  312. // Redirect Old Slugs 
  313. add_action( 'template_redirect', 'wp_old_slug_redirect' ); 
  314. add_action( 'post_updated', 'wp_check_for_changed_slugs', 12, 3 ); 
  315. add_action( 'attachment_updated', 'wp_check_for_changed_slugs', 12, 3 ); 
  316.  
  317. // Nonce check for Post Previews 
  318. add_action( 'init', '_show_post_preview' ); 
  319.  
  320. // Output JS to reset window.name for previews 
  321. add_action( 'wp_head', 'wp_post_preview_js', 1 ); 
  322.  
  323. // Timezone 
  324. add_filter( 'pre_option_gmt_offset', 'wp_timezone_override_offset' ); 
  325.  
  326. // Admin Color Schemes 
  327. add_action( 'admin_init', 'register_admin_color_schemes', 1); 
  328. add_action( 'admin_color_scheme_picker', 'admin_color_scheme_picker' ); 
  329.  
  330. // If the upgrade hasn't run yet, assume link manager is used. 
  331. add_filter( 'default_option_link_manager_enabled', '__return_true' ); 
  332.  
  333. // This option no longer exists; tell plugins we always support auto-embedding. 
  334. add_filter( 'default_option_embed_autourls', '__return_true' ); 
  335.  
  336. // Default settings for heartbeat 
  337. add_filter( 'heartbeat_settings', 'wp_heartbeat_settings' ); 
  338.  
  339. // Check if the user is logged out 
  340. add_action( 'admin_enqueue_scripts', 'wp_auth_check_load' ); 
  341. add_filter( 'heartbeat_send', 'wp_auth_check' ); 
  342. add_filter( 'heartbeat_nopriv_send', 'wp_auth_check' ); 
  343.  
  344. // Default authentication filters 
  345. add_filter( 'authenticate', 'wp_authenticate_username_password', 20, 3 ); 
  346. add_filter( 'authenticate', 'wp_authenticate_email_password', 20, 3 ); 
  347. add_filter( 'authenticate', 'wp_authenticate_spam_check', 99 ); 
  348. add_filter( 'determine_current_user', 'wp_validate_auth_cookie' ); 
  349. add_filter( 'determine_current_user', 'wp_validate_logged_in_cookie', 20 ); 
  350.  
  351. // Split term updates. 
  352. add_action( 'admin_init', '_wp_check_for_scheduled_split_terms' ); 
  353. add_action( 'split_shared_term', '_wp_check_split_default_terms', 10, 4 ); 
  354. add_action( 'split_shared_term', '_wp_check_split_terms_in_menus', 10, 4 ); 
  355. add_action( 'split_shared_term', '_wp_check_split_nav_menu_terms', 10, 4 ); 
  356. add_action( 'wp_split_shared_term_batch', '_wp_batch_split_terms' ); 
  357.  
  358. // Email notifications. 
  359. add_action( 'comment_post', 'wp_new_comment_notify_moderator' ); 
  360. add_action( 'comment_post', 'wp_new_comment_notify_postauthor' ); 
  361. add_action( 'after_password_reset', 'wp_password_change_notification' ); 
  362. add_action( 'register_new_user', 'wp_send_new_user_notifications' ); 
  363. add_action( 'edit_user_created_user', 'wp_send_new_user_notifications', 10, 2 ); 
  364.  
  365. // REST API actions. 
  366. add_action( 'init', 'rest_api_init' ); 
  367. add_action( 'rest_api_init', 'rest_api_default_filters', 10, 1 ); 
  368. add_action( 'rest_api_init', 'register_initial_settings', 10 ); 
  369. add_action( 'rest_api_init', 'create_initial_rest_routes', 99 ); 
  370. add_action( 'parse_request', 'rest_api_loaded' ); 
  371.  
  372. /** 
  373. * Filters formerly mixed into wp-includes 
  374. */ 
  375. // Theme 
  376. add_action( 'wp_loaded', '_custom_header_background_just_in_time' ); 
  377. add_action( 'wp_head', '_custom_logo_header_styles' ); 
  378. add_action( 'plugins_loaded', '_wp_customize_include' ); 
  379. add_action( 'transition_post_status', '_wp_customize_publish_changeset', 10, 3 ); 
  380. add_action( 'admin_enqueue_scripts', '_wp_customize_loader_settings' ); 
  381. add_action( 'delete_attachment', '_delete_attachment_theme_mod' ); 
  382.  
  383. // Calendar widget cache 
  384. add_action( 'save_post', 'delete_get_calendar_cache' ); 
  385. add_action( 'delete_post', 'delete_get_calendar_cache' ); 
  386. add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' ); 
  387. add_action( 'update_option_gmt_offset', 'delete_get_calendar_cache' ); 
  388.  
  389. // Author 
  390. add_action( 'transition_post_status', '__clear_multi_author_cache' ); 
  391.  
  392. // Post 
  393. add_action( 'init', 'create_initial_post_types', 0 ); // highest priority 
  394. add_action( 'admin_menu', '_add_post_type_submenus' ); 
  395. add_action( 'before_delete_post', '_reset_front_page_settings_for_post' ); 
  396. add_action( 'wp_trash_post', '_reset_front_page_settings_for_post' ); 
  397. add_action( 'change_locale', 'create_initial_post_types' ); 
  398.  
  399. // Post Formats 
  400. add_filter( 'request', '_post_format_request' ); 
  401. add_filter( 'term_link', '_post_format_link', 10, 3 ); 
  402. add_filter( 'get_post_format', '_post_format_get_term' ); 
  403. add_filter( 'get_terms', '_post_format_get_terms', 10, 3 ); 
  404. add_filter( 'wp_get_object_terms', '_post_format_wp_get_object_terms' ); 
  405.  
  406. // KSES 
  407. add_action( 'init', 'kses_init' ); 
  408. add_action( 'set_current_user', 'kses_init' ); 
  409.  
  410. // Script Loader 
  411. add_action( 'wp_default_scripts', 'wp_default_scripts' ); 
  412. add_action( 'wp_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 ); 
  413. add_action( 'admin_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 ); 
  414. add_filter( 'wp_print_scripts', 'wp_just_in_time_script_localization' ); 
  415. add_filter( 'print_scripts_array', 'wp_prototype_before_jquery' ); 
  416. add_filter( 'customize_controls_print_styles', 'wp_resource_hints', 1 ); 
  417.  
  418. add_action( 'wp_default_styles', 'wp_default_styles' ); 
  419. add_filter( 'style_loader_src', 'wp_style_loader_src', 10, 2 ); 
  420.  
  421. // Taxonomy 
  422. add_action( 'init', 'create_initial_taxonomies', 0 ); // highest priority 
  423. add_action( 'change_locale', 'create_initial_taxonomies' ); 
  424.  
  425. // Canonical 
  426. add_action( 'template_redirect', 'redirect_canonical' ); 
  427. add_action( 'template_redirect', 'wp_redirect_admin_locations', 1000 ); 
  428.  
  429. // Shortcodes 
  430. add_filter( 'the_content', 'do_shortcode', 11 ); // AFTER wpautop() 
  431.  
  432. // Media 
  433. add_action( 'wp_playlist_scripts', 'wp_playlist_scripts' ); 
  434. add_action( 'customize_controls_enqueue_scripts', 'wp_plupload_default_settings' ); 
  435.  
  436. // Nav menu 
  437. add_filter( 'nav_menu_item_id', '_nav_menu_item_id_use_once', 10, 2 ); 
  438.  
  439. // Widgets 
  440. add_action( 'init', 'wp_widgets_init', 1 ); 
  441.  
  442. // Admin Bar 
  443. // Don't remove. Wrong way to disable. 
  444. add_action( 'template_redirect', '_wp_admin_bar_init', 0 ); 
  445. add_action( 'admin_init', '_wp_admin_bar_init' ); 
  446. add_action( 'before_signup_header', '_wp_admin_bar_init' ); 
  447. add_action( 'activate_header', '_wp_admin_bar_init' ); 
  448. add_action( 'wp_footer', 'wp_admin_bar_render', 1000 ); 
  449. add_action( 'in_admin_header', 'wp_admin_bar_render', 0 ); 
  450.  
  451. // Former admin filters that can also be hooked on the front end 
  452. add_action( 'media_buttons', 'media_buttons' ); 
  453. add_filter( 'image_send_to_editor', 'image_add_caption', 20, 8 ); 
  454. add_filter( 'media_send_to_editor', 'image_media_send_to_editor', 10, 3 ); 
  455.  
  456. // Embeds 
  457. add_action( 'rest_api_init', 'wp_oembed_register_route' ); 
  458. add_filter( 'rest_pre_serve_request', '_oembed_rest_pre_serve_request', 10, 4 ); 
  459.  
  460. add_action( 'wp_head', 'wp_oembed_add_discovery_links' ); 
  461. add_action( 'wp_head', 'wp_oembed_add_host_js' ); 
  462.  
  463. add_action( 'embed_head', 'enqueue_embed_scripts', 1 ); 
  464. add_action( 'embed_head', 'print_emoji_detection_script' ); 
  465. add_action( 'embed_head', 'print_embed_styles' ); 
  466. add_action( 'embed_head', 'wp_print_head_scripts', 20 ); 
  467. add_action( 'embed_head', 'wp_print_styles', 20 ); 
  468. add_action( 'embed_head', 'wp_no_robots' ); 
  469. add_action( 'embed_head', 'rel_canonical' ); 
  470. add_action( 'embed_head', 'locale_stylesheet', 30 ); 
  471.  
  472. add_action( 'embed_content_meta', 'print_embed_comments_button' ); 
  473. add_action( 'embed_content_meta', 'print_embed_sharing_button' ); 
  474.  
  475. add_action( 'embed_footer', 'print_embed_sharing_dialog' ); 
  476. add_action( 'embed_footer', 'print_embed_scripts' ); 
  477. add_action( 'embed_footer', 'wp_print_footer_scripts', 20 ); 
  478.  
  479. add_filter( 'excerpt_more', 'wp_embed_excerpt_more', 20 ); 
  480. add_filter( 'the_excerpt_embed', 'wptexturize' ); 
  481. add_filter( 'the_excerpt_embed', 'convert_chars' ); 
  482. add_filter( 'the_excerpt_embed', 'wpautop' ); 
  483. add_filter( 'the_excerpt_embed', 'shortcode_unautop' ); 
  484. add_filter( 'the_excerpt_embed', 'wp_embed_excerpt_attachment' ); 
  485.  
  486. add_filter( 'oembed_dataparse', 'wp_filter_oembed_result', 10, 3 ); 
  487. add_filter( 'oembed_response_data', 'get_oembed_response_data_rich', 10, 4 ); 
  488. add_filter( 'pre_oembed_result', 'wp_filter_pre_oembed_result', 10, 3 ); 
  489.  
  490. unset( $filter, $action ); 
.