| 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 | |
| 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 ); |
| 27 | } |
| 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 | |
| 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' ); |
| 37 | } |
| 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 | |
| 46 | // Email display |
| 47 | foreach ( array( 'comment_author_email', 'user_email' ) as $filter ) { |
| 48 | add_filter( $filter, 'sanitize_email' ); |
| 49 | add_filter( $filter, 'wp_kses_data' ); |
| 50 | } |
| 51 | |
| 52 | // Save URL |
| 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' ); |
| 58 | } |
| 59 | |
| 60 | // Display URL |
| 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' ); |
| 65 | } |
| 66 | |
| 67 | // Slugs |
| 68 | foreach ( array( 'pre_term_slug' ) as $filter ) { |
| 69 | add_filter( $filter, 'sanitize_title' ); |
| 70 | } |
| 71 | |
| 72 | // Keys |
| 73 | foreach ( array( 'pre_post_type' ) as $filter ) { |
| 74 | add_filter( $filter, 'sanitize_user' ); |
| 75 | } |
| 76 | |
| 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 ); |
| 80 | } |
| 81 | |
| 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' ); |
| 87 | } |
| 88 | |
| 89 | // Format WordPress |
| 90 | foreach ( array( 'the_content', 'the_title', 'comment_text' ) as $filter ) |
| 91 | add_filter( $filter, 'capital_P_dangit', 11 ); |
| 92 | |
| 93 | // Format titles |
| 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' ); |
| 97 | } |
| 98 | |
| 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'); |
| 105 | } |
| 106 | |
| 107 | // Format for RSS |
| 108 | foreach ( array( 'term_name_rss' ) as $filter ) { |
| 109 | add_filter( $filter, 'convert_chars' ); |
| 110 | } |
| 111 | |
| 112 | // Display filters |
| 113 | add_filter( 'the_title', 'wptexturize' ); |
| 114 | add_filter( 'the_title', 'convert_chars' ); |
| 115 | add_filter( 'the_title', 'trim' ); |
| 116 | |
| 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' ); |
| 123 | |
| 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' ); |
| 130 | |
| 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 ); |
| 137 | |
| 138 | add_filter( 'comment_excerpt', 'convert_chars' ); |
| 139 | |
| 140 | add_filter( 'list_cats', 'wptexturize' ); |
| 141 | add_filter( 'single_post_title', 'wptexturize' ); |
| 142 | |
| 143 | add_filter( 'wp_sprintf', 'wp_sprintf_l', 10, 2 ); |
| 144 | |
| 145 | // RSS filters |
| 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 ); |
| 157 | |
| 158 | // Misc filters |
| 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' ); |
| 177 | |
| 178 | // Atom SSL support |
| 179 | add_filter( 'atom_service_url','atom_service_url_filter' ); |
| 180 | |
| 181 | // Actions |
| 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 ); |
| 201 | |
| 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' ); |
| 205 | } |
| 206 | |
| 207 | // WP Cron |
| 208 | if ( !defined( 'DOING_CRON' ) ) |
| 209 | add_action( 'sanitize_comment_cookies', 'wp_cron' ); |
| 210 | |
| 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' ); |
| 232 | |
| 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 ); |
| 237 | |
| 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' ); |
| 241 | |
| 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 ); |
| 245 | |
| 246 | // Nonce check for Post Previews |
| 247 | add_action( 'init', '_show_post_preview' ); |
| 248 | |
| 249 | // Timezone |
| 250 | add_filter( 'pre_option_gmt_offset','wp_timezone_override_offset' ); |
| 251 | |
| 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' ); |
| 255 | |
| 256 | ?> |
| 257 | |