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1 <?php 2 /** 3 * BuddyPress Groups Filters. 4 * 5 * @package BuddyPress 6 * @subpackage GroupsFilters 7 * @since 1.0.0 8 */ 9 10 // Exit if accessed directly. 11 defined( 'ABSPATH' ) || exit; 12 13 // Filter BuddyPress template locations. 14 add_filter( 'bp_groups_get_directory_template', 'bp_add_template_locations' ); 15 add_filter( 'bp_get_single_group_template', 'bp_add_template_locations' ); 16 17 /* Apply WordPress defined filters */ 18 add_filter( 'bp_get_group_description', 'wptexturize' ); 19 add_filter( 'bp_get_group_description_excerpt', 'wptexturize' ); 20 add_filter( 'bp_get_group_name', 'wptexturize' ); 21 22 add_filter( 'bp_get_group_description', 'convert_smilies' ); 23 add_filter( 'bp_get_group_description_excerpt', 'convert_smilies' ); 24 25 add_filter( 'bp_get_group_description', 'convert_chars' ); 26 add_filter( 'bp_get_group_description_excerpt', 'convert_chars' ); 27 add_filter( 'bp_get_group_name', 'convert_chars' ); 28 29 add_filter( 'bp_get_group_description', 'wpautop' ); 30 add_filter( 'bp_get_group_description_excerpt', 'wpautop' ); 31 32 add_filter( 'bp_get_group_description', 'make_clickable', 9 ); 33 add_filter( 'bp_get_group_description_excerpt', 'make_clickable', 9 ); 34 35 add_filter( 'bp_get_group_name', 'wp_filter_kses', 1 ); 36 add_filter( 'bp_get_group_permalink', 'wp_filter_kses', 1 ); 37 add_filter( 'bp_get_group_description', 'bp_groups_filter_kses', 1 ); 38 add_filter( 'bp_get_group_description_excerpt', 'wp_filter_kses', 1 ); 39 add_filter( 'groups_group_name_before_save', 'wp_filter_kses', 1 ); 40 add_filter( 'groups_group_description_before_save', 'wp_filter_kses', 1 ); 41 42 add_filter( 'bp_get_group_description', 'stripslashes' ); 43 add_filter( 'bp_get_group_description_excerpt', 'stripslashes' ); 44 add_filter( 'bp_get_group_name', 'stripslashes' ); 45 add_filter( 'bp_get_group_member_name', 'stripslashes' ); 46 add_filter( 'bp_get_group_member_link', 'stripslashes' ); 47 48 add_filter( 'groups_group_name_before_save', 'force_balance_tags' ); 49 add_filter( 'groups_group_description_before_save', 'force_balance_tags' ); 50 51 // Trim trailing spaces from name and description when saving. 52 add_filter( 'groups_group_name_before_save', 'trim' ); 53 add_filter( 'groups_group_description_before_save', 'trim' ); 54 55 // Support emoji. 56 add_filter( 'groups_group_description_before_save', 'wp_encode_emoji' ); 57 58 // Escape output of new group creation details. 59 add_filter( 'bp_get_new_group_name', 'esc_attr' ); 60 add_filter( 'bp_get_new_group_description', 'esc_textarea' ); 61 62 // Format numerical output. 63 add_filter( 'bp_get_total_group_count', 'bp_core_number_format' ); 64 add_filter( 'bp_get_group_total_for_member', 'bp_core_number_format' ); 65 add_filter( 'bp_get_group_total_members', 'bp_core_number_format' ); 66 add_filter( 'bp_get_total_group_count_for_user', 'bp_core_number_format' ); 67 68 // Activity component integration. 69 add_filter( 'bp_activity_at_name_do_notifications', 'bp_groups_disable_at_mention_notification_for_non_public_groups', 10, 4 ); 70 71 // Default group avatar. 72 add_filter( 'bp_core_default_avatar', 'bp_groups_default_avatar', 10, 3 ); 73 add_filter( 'bp_core_avatar_default_thumb', 'bp_groups_default_avatar', 10, 3 ); 74 75 // Personal data export. 76 add_filter( 'wp_privacy_personal_data_exporters', 'bp_groups_register_personal_data_exporters' ); 77 78 /** 79 * Filter output of Group Description through WordPress's KSES API. 80 * 81 * @since 1.1.0 82 * 83 * @param string $content Content to filter. 84 * @return string 85 */ 86 function bp_groups_filter_kses( $content = '' ) { 87 88 /** 89 * Note that we don't immediately bail if $content is empty. This is because 90 * WordPress's KSES API calls several other filters that might be relevant 91 * to someone's workflow (like `pre_kses`) 92 */ 93 94 // Get allowed tags using core WordPress API allowing third party plugins 95 // to target the specific `buddypress-groups` context. 96 $allowed_tags = wp_kses_allowed_html( 'buddypress-groups' ); 97 98 // Add our own tags allowed in group descriptions. 99 $allowed_tags['a']['class'] = array(); 100 $allowed_tags['img'] = array(); 101 $allowed_tags['img']['src'] = array(); 102 $allowed_tags['img']['alt'] = array(); 103 $allowed_tags['img']['width'] = array(); 104 $allowed_tags['img']['height'] = array(); 105 $allowed_tags['img']['class'] = array(); 106 $allowed_tags['img']['id'] = array(); 107 $allowed_tags['code'] = array(); 108 109 /** 110 * Filters the HTML elements allowed for a given context. 111 * 112 * @since 1.2.0 113 * 114 * @param string $allowed_tags Allowed tags, attributes, and/or entities. 115 */ 116 $tags = apply_filters( 'bp_groups_filter_kses', $allowed_tags ); 117 118 // Return KSES'ed content, allowing the above tags. 119 return wp_kses( $content, $tags ); 120 } 121 122 /** 123 * Should BuddyPress load the mentions scripts and related assets, including results to prime the 124 * mentions suggestions? 125 * 126 * @since 2.2.0 127 * 128 * @param bool $load_mentions True to load mentions assets, false otherwise. 129 * @param bool $mentions_enabled True if mentions are enabled. 130 * @return bool True if mentions scripts should be loaded. 131 */ 132 function bp_groups_maybe_load_mentions_scripts( $load_mentions, $mentions_enabled ) { 133 if ( ! $mentions_enabled ) { 134 return $load_mentions; 135 } 136 137 if ( $load_mentions || bp_is_group_activity() ) { 138 return true; 139 } 140 141 return $load_mentions; 142 } 143 add_filter( 'bp_activity_maybe_load_mentions_scripts', 'bp_groups_maybe_load_mentions_scripts', 10, 2 ); 144 145 /** 146 * Disable at-mention notifications for users who are not a member of the non-public group where the activity appears. 147 * 148 * @since 2.5.0 149 * 150 * @param bool $send Whether to send the notification. 151 * @param array $usernames Array of all usernames being notified. 152 * @param int $user_id ID of the user to be notified. 153 * @param BP_Activity_Activity $activity Activity object. 154 * @return bool 155 */ 156 function bp_groups_disable_at_mention_notification_for_non_public_groups( $send, $usernames, $user_id, BP_Activity_Activity $activity ) { 157 // Skip the check for administrators, who can get notifications from non-public groups. 158 if ( bp_user_can( $user_id, 'bp_moderate' ) ) { 159 return $send; 160 } 161 162 if ( 'groups' === $activity->component && ! bp_user_can( $user_id, 'groups_access_group', array( 'group_id' => $activity->item_id ) ) ) { 163 $send = false; 164 } 165 166 return $send; 167 } 168 169 /** 170 * Use the mystery group avatar for groups. 171 * 172 * @since 2.6.0 173 * 174 * @param string $avatar Current avatar src. 175 * @param array $params Avatar params. 176 * @return string 177 */ 178 function bp_groups_default_avatar( $avatar, $params ) { 179 if ( isset( $params['object'] ) && 'group' === $params['object'] ) { 180 if ( isset( $params['type'] ) && 'thumb' === $params['type'] ) { 181 $file = 'mystery-group-50.png'; 182 } else { 183 $file = 'mystery-group.png'; 184 } 185 186 $avatar = buddypress()->plugin_url . "bp-core/images/$file"; 187 } 188 189 return $avatar; 190 } 191 192 /** 193 * Filter the bp_user_can value to determine what the user can do 194 * with regards to a specific group. 195 * 196 * @since 3.0.0 197 * 198 * @param bool $retval Whether or not the current user has the capability. 199 * @param int $user_id 200 * @param string $capability The capability being checked for. 201 * @param int $site_id Site ID. Defaults to the BP root blog. 202 * @param array $args Array of extra arguments passed. 203 * 204 * @return bool 205 */ 206 function bp_groups_user_can_filter( $retval, $user_id, $capability, $site_id, $args ) { 207 if ( empty( $args['group_id'] ) ) { 208 $group_id = bp_get_current_group_id(); 209 } else { 210 $group_id = (int) $args['group_id']; 211 } 212 213 switch ( $capability ) { 214 case 'groups_join_group': 215 // Return early if the user isn't logged in or the group ID is unknown. 216 if ( ! $user_id || ! $group_id ) { 217 break; 218 } 219 220 // Set to false to begin with. 221 $retval = false; 222 223 // The group must allow joining, and the user should not currently be a member. 224 $group = groups_get_group( $group_id ); 225 if ( ( 'public' === bp_get_group_status( $group ) 226 && ! groups_is_user_member( $user_id, $group->id ) 227 && ! groups_is_user_banned( $user_id, $group->id ) ) 228 // Site admins can join any group they are not a member of. 229 || ( bp_user_can( $user_id, 'bp_moderate' ) 230 && ! groups_is_user_member( $user_id, $group->id ) ) 231 ) { 232 $retval = true; 233 } 234 break; 235 236 case 'groups_request_membership': 237 // Return early if the user isn't logged in or the group ID is unknown. 238 if ( ! $user_id || ! $group_id ) { 239 break; 240 } 241 242 // Set to false to begin with. 243 $retval = false; 244 245 /* 246 * The group must accept membership requests, and the user should not 247 * currently be a member, have an active request, or be banned. 248 */ 249 $group = groups_get_group( $group_id ); 250 if ( 'private' === bp_get_group_status( $group ) 251 && ! groups_is_user_member( $user_id, $group->id ) 252 && ! groups_check_for_membership_request( $user_id, $group->id ) 253 && ! groups_is_user_banned( $user_id, $group->id ) 254 ) { 255 $retval = true; 256 } 257 break; 258 259 case 'groups_send_invitation': 260 // Return early if the user isn't logged in or the group ID is unknown. 261 if ( ! $user_id || ! $group_id ) { 262 break; 263 } 264 265 /* 266 * The group must allow invitations, and the user should not 267 * currently be a member or be banned from the group. 268 */ 269 // Users with the 'bp_moderate' cap can always send invitations. 270 if ( bp_user_can( $user_id, 'bp_moderate' ) ) { 271 $retval = true; 272 } else { 273 $invite_status = bp_group_get_invite_status( $group_id ); 274 275 switch ( $invite_status ) { 276 case 'admins' : 277 if ( groups_is_user_admin( $user_id, $group_id ) ) { 278 $retval = true; 279 } 280 break; 281 282 case 'mods' : 283 if ( groups_is_user_mod( $user_id, $group_id ) || groups_is_user_admin( $user_id, $group_id ) ) { 284 $retval = true; 285 } 286 break; 287 288 case 'members' : 289 if ( groups_is_user_member( $user_id, $group_id ) ) { 290 $retval = true; 291 } 292 break; 293 } 294 } 295 break; 296 297 case 'groups_receive_invitation': 298 // Return early if the user isn't logged in or the group ID is unknown. 299 if ( ! $user_id || ! $group_id ) { 300 break; 301 } 302 303 // Set to false to begin with. 304 $retval = false; 305 306 /* 307 * The group must allow invitations, and the user should not 308 * currently be a member or be banned from the group. 309 */ 310 $group = groups_get_group( $group_id ); 311 if ( ! groups_is_user_member( $user_id, $group->id ) && ! groups_is_user_banned( $user_id, $group->id ) ) { 312 $retval = true; 313 } 314 break; 315 316 case 'groups_access_group': 317 // Return early if the group ID is unknown. 318 if ( ! $group_id ) { 319 break; 320 } 321 322 $group = groups_get_group( $group_id ); 323 324 // If the check is for the logged-in user, use the BP_Groups_Group property. 325 if ( $user_id === bp_loggedin_user_id() ) { 326 $retval = $group->user_has_access; 327 328 /* 329 * If the check is for a specified user who is not the logged-in user 330 * run the check manually. 331 */ 332 } elseif ( 'public' === bp_get_group_status( $group ) || groups_is_user_member( $user_id, $group->id ) ) { 333 $retval = true; 334 } 335 break; 336 337 case 'groups_see_group': 338 // Return early if the group ID is unknown. 339 if ( ! $group_id ) { 340 break; 341 } 342 343 $group = groups_get_group( $group_id ); 344 345 // If the check is for the logged-in user, use the BP_Groups_Group property. 346 if ( $user_id === bp_loggedin_user_id() ) { 347 $retval = $group->is_visible; 348 349 /* 350 * If the check is for a specified user who is not the logged-in user 351 * run the check manually. 352 */ 353 } elseif ( 'hidden' !== bp_get_group_status( $group ) || groups_is_user_member( $user_id, $group->id ) ) { 354 $retval = true; 355 } 356 break; 357 } 358 359 return $retval; 360 361 } 362 add_filter( 'bp_user_can', 'bp_groups_user_can_filter', 10, 5 ); 363 364 /** 365 * Registers Groups personal data exporters. 366 * 367 * @since 4.0.0 368 * @since 5.0.0 adds an `exporter_bp_friendly_name` param to exporters. 369 * 370 * @param array $exporters An array of personal data exporters. 371 * @return array An array of personal data exporters. 372 */ 373 function bp_groups_register_personal_data_exporters( $exporters ) { 374 $exporters['buddypress-groups-memberships'] = array( 375 'exporter_friendly_name' => __( 'BuddyPress Group Memberships', 'buddypress' ), 376 'callback' => 'bp_groups_memberships_personal_data_exporter', 377 'exporter_bp_friendly_name' => _x( 'Group Memberships', 'BuddyPress Group Memberships data exporter friendly name', 'buddypress' ), 378 ); 379 380 $exporters['buddypress-groups-pending-requests'] = array( 381 'exporter_friendly_name' => __( 'BuddyPress Pending Group Membership Requests', 'buddypress' ), 382 'callback' => 'bp_groups_pending_requests_personal_data_exporter', 383 'exporter_bp_friendly_name' => _x( 'Pending Group Membership Requests', 'BuddyPress Pending Group Membership Requests data exporter friendly name', 'buddypress' ), 384 ); 385 386 $exporters['buddypress-groups-pending-received-invitations'] = array( 387 'exporter_friendly_name' => __( 'BuddyPress Pending Group Invitations (Received)', 'buddypress' ), 388 'callback' => 'bp_groups_pending_received_invitations_personal_data_exporter', 389 'exporter_bp_friendly_name' => _x( 'Pending Group Invitations (Received)', 'BuddyPress Pending Group Invitations data exporter friendly name', 'buddypress' ), 390 ); 391 392 $exporters['buddypress-groups-pending-sent-invitations'] = array( 393 'exporter_friendly_name' => __( 'BuddyPress Pending Group Invitations (Sent)', 'buddypress' ), 394 'callback' => 'bp_groups_pending_sent_invitations_personal_data_exporter', 395 'exporter_bp_friendly_name' => _x( 'Pending Group Invitations (Sent)', 'BuddyPress Pending Group Invitations data exporter friendly name', 'buddypress' ), 396 ); 397 398 return $exporters; 399 }
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| Generated: Sun Dec 22 01:00:54 2024 | Cross-referenced by PHPXref 0.7.1 |