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1 <?php 2 /** 3 * BuddyPress Groups Template loop class. 4 * 5 * @package BuddyPress 6 * @since 1.2.0 7 */ 8 9 // Exit if accessed directly. 10 defined( 'ABSPATH' ) || exit; 11 12 /** 13 * The main Groups template loop class. 14 * 15 * Responsible for loading a group of groups into a loop for display. 16 * 17 * @since 1.2.0 18 */ 19 class BP_Groups_Template { 20 21 /** 22 * The loop iterator. 23 * 24 * @var int 25 * @since 1.2.0 26 */ 27 public $current_group = -1; 28 29 /** 30 * The number of groups returned by the paged query. 31 * 32 * @var int 33 * @since 1.2.0 34 */ 35 public $group_count; 36 37 /** 38 * Array of groups located by the query. 39 * 40 * @var array 41 * @since 1.2.0 42 */ 43 public $groups; 44 45 /** 46 * The group object currently being iterated on. 47 * 48 * @var object 49 * @since 1.2.0 50 */ 51 public $group; 52 53 /** 54 * A flag for whether the loop is currently being iterated. 55 * 56 * @var bool 57 * @since 1.2.0 58 */ 59 public $in_the_loop; 60 61 /** 62 * The page number being requested. 63 * 64 * @var string 65 * @since 1.2.0 66 */ 67 public $pag_page; 68 69 /** 70 * The number of items being requested per page. 71 * 72 * @var string 73 * @since 1.2.0 74 */ 75 public $pag_num; 76 77 /** 78 * An HTML string containing pagination links. 79 * 80 * @var string 81 * @since 1.2.0 82 */ 83 public $pag_links; 84 85 /** 86 * The total number of groups matching the query parameters. 87 * 88 * @var int 89 * @since 1.2.0 90 */ 91 public $total_group_count; 92 93 /** 94 * Whether the template loop is for a single group page. 95 * 96 * @var bool 97 * @since 1.2.0 98 */ 99 public $single_group = false; 100 101 /** 102 * Field to sort by. 103 * 104 * @var string 105 * @since 1.2.0 106 */ 107 public $sort_by; 108 109 /** 110 * Sort order. 111 * 112 * @var string 113 * @since 1.2.0 114 */ 115 public $order; 116 117 /** 118 * Constructor method. 119 * 120 * @see BP_Groups_Group::get() for an in-depth description of arguments. 121 * 122 * @param array $args { 123 * Array of arguments. Accepts all arguments accepted by 124 * {@link BP_Groups_Group::get()}. In cases where the default 125 * values of the params differ, they have been discussed below. 126 * @type int $per_page Default: 20. 127 * @type int $page Default: 1. 128 * } 129 */ 130 function __construct( ...$args ){ 131 // Backward compatibility with old method of passing arguments. 132 if ( ! is_array( $args[0] ) || count( $args ) > 1 ) { 133 _deprecated_argument( __METHOD__, '1.7', sprintf( __( 'Arguments passed to %1$s should be in an associative array. See the inline documentation at %2$s for more details.', 'buddypress' ), __METHOD__, __FILE__ ) ); 134 135 $old_args_keys = array( 136 0 => 'user_id', 137 1 => 'type', 138 2 => 'page', 139 3 => 'per_page', 140 4 => 'max', 141 5 => 'slug', 142 6 => 'search_terms', 143 7 => 'populate_extras', 144 8 => 'include', 145 9 => 'exclude', 146 10 => 'show_hidden', 147 11 => 'page_arg', 148 ); 149 150 $args = bp_core_parse_args_array( $old_args_keys, $args ); 151 } else { 152 $args = reset( $args ); 153 } 154 155 $defaults = array( 156 'page' => 1, 157 'per_page' => 20, 158 'page_arg' => 'grpage', 159 'max' => false, 160 'type' => 'active', 161 'order' => 'DESC', 162 'orderby' => 'date_created', 163 'show_hidden' => false, 164 'user_id' => 0, 165 'slug' => false, 166 'include' => false, 167 'exclude' => false, 168 'parent_id' => null, 169 'search_terms' => '', 170 'search_columns' => array(), 171 'group_type' => '', 172 'group_type__in' => '', 173 'group_type__not_in' => '', 174 'status' => array(), 175 'meta_query' => false, 176 'date_query' => false, 177 'update_meta_cache' => true, 178 'update_admin_cache' => false, 179 ); 180 181 $r = bp_parse_args( 182 $args, 183 $defaults, 184 'groups_template' 185 ); 186 187 extract( $r ); 188 189 $this->pag_arg = sanitize_key( $r['page_arg'] ); 190 $this->pag_page = bp_sanitize_pagination_arg( $this->pag_arg, $r['page'] ); 191 $this->pag_num = bp_sanitize_pagination_arg( 'num', $r['per_page'] ); 192 193 if ( bp_current_user_can( 'bp_moderate' ) || ( is_user_logged_in() && $user_id == bp_loggedin_user_id() ) ) { 194 $show_hidden = true; 195 } 196 197 if ( 'invites' == $type ) { 198 $this->groups = groups_get_invites_for_user( $user_id, $this->pag_num, $this->pag_page, $exclude ); 199 } elseif ( 'single-group' == $type ) { 200 $this->single_group = true; 201 202 if ( groups_get_current_group() ) { 203 $group = groups_get_current_group(); 204 205 } else { 206 $group = groups_get_group( BP_Groups_Group::get_id_from_slug( $r['slug'] ) ); 207 } 208 209 // Backwards compatibility - the 'group_id' variable is not part of the 210 // BP_Groups_Group object, but we add it here for devs doing checks against it 211 // 212 // @see https://buddypress.trac.wordpress.org/changeset/3540 213 // 214 // this is subject to removal in a future release; devs should check against 215 // $group->id instead. 216 $group->group_id = $group->id; 217 218 $this->groups = array( $group ); 219 220 } else { 221 $this->groups = groups_get_groups( 222 array( 223 'type' => $type, 224 'order' => $order, 225 'orderby' => $orderby, 226 'per_page' => $this->pag_num, 227 'page' => $this->pag_page, 228 'user_id' => $user_id, 229 'search_terms' => $search_terms, 230 'search_columns' => $search_columns, 231 'meta_query' => $meta_query, 232 'date_query' => $date_query, 233 'group_type' => $group_type, 234 'group_type__in' => $group_type__in, 235 'group_type__not_in' => $group_type__not_in, 236 'status' => $status, 237 'include' => $include, 238 'exclude' => $exclude, 239 'parent_id' => $parent_id, 240 'update_meta_cache' => $update_meta_cache, 241 'update_admin_cache' => $update_admin_cache, 242 'show_hidden' => $show_hidden, 243 ) 244 ); 245 } 246 247 if ( 'invites' == $type ) { 248 $this->total_group_count = (int) $this->groups['total']; 249 $this->group_count = (int) $this->groups['total']; 250 $this->groups = $this->groups['groups']; 251 } elseif ( 'single-group' == $type ) { 252 if ( empty( $group->id ) ) { 253 $this->total_group_count = 0; 254 $this->group_count = 0; 255 } else { 256 $this->total_group_count = 1; 257 $this->group_count = 1; 258 } 259 } else { 260 if ( empty( $max ) || $max >= (int) $this->groups['total'] ) { 261 $this->total_group_count = (int) $this->groups['total']; 262 } else { 263 $this->total_group_count = (int) $max; 264 } 265 266 $this->groups = $this->groups['groups']; 267 268 if ( !empty( $max ) ) { 269 if ( $max >= count( $this->groups ) ) { 270 $this->group_count = count( $this->groups ); 271 } else { 272 $this->group_count = (int) $max; 273 } 274 } else { 275 $this->group_count = count( $this->groups ); 276 } 277 } 278 279 // Build pagination links. 280 if ( (int) $this->total_group_count && (int) $this->pag_num ) { 281 $pag_args = array( 282 $this->pag_arg => '%#%' 283 ); 284 285 if ( defined( 'DOING_AJAX' ) && true === (bool) DOING_AJAX ) { 286 $base = remove_query_arg( 's', wp_get_referer() ); 287 } else { 288 $base = ''; 289 } 290 291 $add_args = array( 292 'num' => $this->pag_num, 293 'sortby' => $this->sort_by, 294 'order' => $this->order, 295 ); 296 297 if ( ! empty( $search_terms ) ) { 298 $query_arg = bp_core_get_component_search_query_arg( 'groups' ); 299 $add_args[ $query_arg ] = urlencode( $search_terms ); 300 } 301 302 $this->pag_links = paginate_links( array( 303 'base' => add_query_arg( $pag_args, $base ), 304 'format' => '', 305 'total' => ceil( (int) $this->total_group_count / (int) $this->pag_num ), 306 'current' => $this->pag_page, 307 'prev_text' => _x( '←', 'Group pagination previous text', 'buddypress' ), 308 'next_text' => _x( '→', 'Group pagination next text', 'buddypress' ), 309 'mid_size' => 1, 310 'add_args' => $add_args, 311 ) ); 312 } 313 } 314 315 /** 316 * Whether there are groups available in the loop. 317 * 318 * @since 1.2.0 319 * 320 * @see bp_has_groups() 321 * 322 * @return bool True if there are items in the loop, otherwise false. 323 */ 324 function has_groups() { 325 if ( $this->group_count ) { 326 return true; 327 } 328 329 return false; 330 } 331 332 /** 333 * Set up the next group and iterate index. 334 * 335 * @since 1.2.0 336 * 337 * @return object The next group to iterate over. 338 */ 339 function next_group() { 340 $this->current_group++; 341 $this->group = $this->groups[$this->current_group]; 342 343 return $this->group; 344 } 345 346 /** 347 * Rewind the groups and reset member index. 348 * 349 * @since 1.2.0 350 */ 351 function rewind_groups() { 352 $this->current_group = -1; 353 if ( $this->group_count > 0 ) { 354 $this->group = $this->groups[0]; 355 } 356 } 357 358 /** 359 * Whether there are groups left in the loop to iterate over. 360 * 361 * This method is used by {@link bp_groups()} as part of the while loop 362 * that controls iteration inside the groups loop, eg: 363 * while ( bp_groups() ) { ... 364 * 365 * @since 1.2.0 366 * 367 * @see bp_groups() 368 * 369 * @return bool True if there are more groups to show, otherwise false. 370 */ 371 function groups() { 372 if ( $this->current_group + 1 < $this->group_count ) { 373 return true; 374 } elseif ( $this->current_group + 1 == $this->group_count ) { 375 376 /** 377 * Fires right before the rewinding of groups list. 378 * 379 * @since 1.5.0 380 */ 381 do_action('group_loop_end'); 382 // Do some cleaning up after the loop. 383 $this->rewind_groups(); 384 } 385 386 $this->in_the_loop = false; 387 return false; 388 } 389 390 /** 391 * Set up the current group inside the loop. 392 * 393 * Used by {@link bp_the_group()} to set up the current group data 394 * while looping, so that template tags used during that iteration make 395 * reference to the current member. 396 * 397 * @since 1.2.0 398 * 399 * @see bp_the_group() 400 */ 401 function the_group() { 402 $this->in_the_loop = true; 403 $this->group = $this->next_group(); 404 405 if ( 0 == $this->current_group ) { 406 407 /** 408 * Fires if the current group item is the first in the loop. 409 * 410 * @since 1.1.0 411 */ 412 do_action( 'group_loop_start' ); 413 } 414 } 415 }
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