| 1 |
<?php |
| 2 |
/** |
| 3 |
* CT Taxonomy Functions |
| 4 |
* |
| 5 |
* @since 1.0.0 |
| 6 |
*/ |
| 7 |
// Exit if accessed directly |
| 8 |
defined( 'ABSPATH' ) || exit; |
| 9 |
|
| 10 |
/** |
| 11 |
* Register a taxonomy custom table and its relationship table |
| 12 |
* |
| 13 |
* @since 1.0.0 |
| 14 |
* |
| 15 |
* @param string $name |
| 16 |
* @param string|array $tables |
| 17 |
* @param array $args |
| 18 |
*/ |
| 19 |
function ct_register_taxonomy_table( $name, $tables, $args ) { |
| 20 |
|
| 21 |
global $ct_registered_tables, $ct_registered_taxonomies; |
| 22 |
|
| 23 |
// Init registered taxonomies |
| 24 |
if ( ! is_array( $ct_registered_taxonomies ) ) { |
| 25 |
$ct_registered_taxonomies = array(); |
| 26 |
} |
| 27 |
|
| 28 |
$name = sanitize_key( $name ); |
| 29 |
|
| 30 |
if( ! isset( $ct_registered_tables[ $name ] ) ) { |
| 31 |
$ct_table = ct_register_table( $name, $args ); |
| 32 |
|
| 33 |
$ct_registered_taxonomies[$name] = $ct_table; |
| 34 |
} |
| 35 |
|
| 36 |
// Bail here if no tables provided |
| 37 |
if( empty( $tables ) ) { |
| 38 |
return; |
| 39 |
} |
| 40 |
|
| 41 |
if( ! is_array( $tables ) ) { |
| 42 |
$tables = array( $tables ); |
| 43 |
} |
| 44 |
|
| 45 |
foreach( $tables as $table ) { |
| 46 |
|
| 47 |
// TODO: notice user here |
| 48 |
if( ! isset( $ct_registered_tables[$table] ) ) { |
| 49 |
continue; |
| 50 |
} |
| 51 |
|
| 52 |
ct_register_relationship_table( $name, $table, $args ); |
| 53 |
|
| 54 |
} |
| 55 |
|
| 56 |
} |
| 57 |
|
| 58 |
/** |
| 59 |
* Register a relationship custom table |
| 60 |
* |
| 61 |
* @since 1.0.0 |
| 62 |
* |
| 63 |
* @param string $table_a |
| 64 |
* @param string $table_b |
| 65 |
* @param array $args |
| 66 |
*/ |
| 67 |
function ct_register_relationship_table( $table_a, $table_b, $args ) { |
| 68 |
|
| 69 |
global $ct_registered_tables, $ct_relationships; |
| 70 |
|
| 71 |
// Init relationships global |
| 72 |
if ( ! is_array( $ct_relationships ) ) { |
| 73 |
$ct_relationships = array(); |
| 74 |
} |
| 75 |
|
| 76 |
// Relationship table: ct_category . _relationships |
| 77 |
$table_name = $table_a . '_relationships'; |
| 78 |
|
| 79 |
$args['show_ui'] = false; |
| 80 |
$args['supports'] = array(); |
| 81 |
|
| 82 |
$term_id = $table_a . '_' . $ct_registered_tables[$table_a]->db->primary_key; |
| 83 |
$object_id = $table_b . '_' . $ct_registered_tables[$table_b]->db->primary_key; |
| 84 |
|
| 85 |
if( isset( $args['relationship'] ) ) { |
| 86 |
|
| 87 |
if( isset( $args['relationship']['term_id'] ) ) { |
| 88 |
$term_id = $args['relationship']['term_id']; |
| 89 |
} |
| 90 |
|
| 91 |
if( isset( $args['relationship']['object_id'] ) ) { |
| 92 |
$object_id = $args['relationship']['object_id']; |
| 93 |
} |
| 94 |
|
| 95 |
} else { |
| 96 |
$args['relationship'] = array( |
| 97 |
'type' => 'single', |
| 98 |
'term_id' => $term_id, |
| 99 |
'object_id' => $object_id, |
| 100 |
); |
| 101 |
} |
| 102 |
|
| 103 |
// Override schema |
| 104 |
$args['schema'] = array( |
| 105 |
'id' => array( |
| 106 |
'type' => 'bigint', |
| 107 |
'length' => '20', |
| 108 |
'auto_increment' => true, |
| 109 |
'primary_key' => true, |
| 110 |
), |
| 111 |
$term_id => array( |
| 112 |
'type' => 'bigint', |
| 113 |
'length' => '20', |
| 114 |
'key' => true, |
| 115 |
), |
| 116 |
$object_id => array( |
| 117 |
'type' => 'bigint', |
| 118 |
'length' => '20', |
| 119 |
'key' => true, |
| 120 |
), |
| 121 |
); |
| 122 |
|
| 123 |
$ct_table = ct_register_table( $table_name, $args ); |
| 124 |
|
| 125 |
$ct_relationships[$table_name] = (object) $args['relationship']; |
| 126 |
|
| 127 |
return $ct_relationships[$table_name]; |
| 128 |
|
| 129 |
} |
| 130 |
|
| 131 |
/** |
| 132 |
* Find object relationship |
| 133 |
* |
| 134 |
* @since 1.0.0 |
| 135 |
* |
| 136 |
* @param integer $object_id |
| 137 |
* @param integer $term_id |
| 138 |
* |
| 139 |
* @return bool |
| 140 |
*/ |
| 141 |
function ct_get_relationship_id( $object_id, $term_id ) { |
| 142 |
|
| 143 |
global $ct_table, $ct_relationships, $wpdb; |
| 144 |
|
| 145 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 146 |
return false; |
| 147 |
} |
| 148 |
|
| 149 |
$r = $ct_relationships[$ct_table->name]; |
| 150 |
|
| 151 |
$object_id_field = $r->object_id; |
| 152 |
$term_id_field = $r->term_id; |
| 153 |
|
| 154 |
$found = absint( $wpdb->get_var( $wpdb->prepare( |
| 155 |
"SELECT {$ct_table->db->primary_key} |
| 156 |
FROM {$ct_table->db->table_name} |
| 157 |
WHERE 1=1 |
| 158 |
AND {$object_id_field} = %d |
| 159 |
AND {$term_id_field} = %d", |
| 160 |
absint( $object_id ), |
| 161 |
absint( $term_id ), |
| 162 |
) ) ); |
| 163 |
|
| 164 |
return $found; |
| 165 |
} |
| 166 |
|
| 167 |
/** |
| 168 |
* Add object relationships (without remove old ones) |
| 169 |
* |
| 170 |
* @since 1.0.0 |
| 171 |
* |
| 172 |
* @param integer $object_id |
| 173 |
* @param integer|array $term_id |
| 174 |
* |
| 175 |
* @return bool |
| 176 |
*/ |
| 177 |
function ct_add_object_relationship( $object_id, $term_id ) { |
| 178 |
|
| 179 |
return ct_update_object_relationships( $object_id, $term_id, false ); |
| 180 |
} |
| 181 |
|
| 182 |
/** |
| 183 |
* Update object relationships |
| 184 |
* |
| 185 |
* @since 1.0.0 |
| 186 |
* |
| 187 |
* @param integer $object_id |
| 188 |
* @param integer|array $term_id |
| 189 |
* @param bool $remove_old |
| 190 |
* |
| 191 |
* @return bool |
| 192 |
*/ |
| 193 |
function ct_update_object_relationships( $object_id, $term_id, $remove_old = true ) { |
| 194 |
|
| 195 |
global $ct_table, $ct_relationships, $wpdb; |
| 196 |
|
| 197 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 198 |
return false; |
| 199 |
} |
| 200 |
|
| 201 |
$r = $ct_relationships[$ct_table->name]; |
| 202 |
|
| 203 |
// Remove all old relationships |
| 204 |
if( $remove_old ) { |
| 205 |
ct_delete_object_relationships( $object_id ); |
| 206 |
} |
| 207 |
|
| 208 |
if( ! is_array( $term_id ) ) { |
| 209 |
$term_id = array( $term_id ); |
| 210 |
} |
| 211 |
|
| 212 |
$object_id_field = $r->object_id; |
| 213 |
$term_id_field = $r->term_id; |
| 214 |
|
| 215 |
if( $r->type === 'single' ) { |
| 216 |
// Adds the relationship |
| 217 |
ct_insert_object( array( |
| 218 |
$object_id_field => $object_id, |
| 219 |
$term_id_field => $term_id[0], |
| 220 |
) ); |
| 221 |
|
| 222 |
} else if( $r->type === 'multiple' ) { |
| 223 |
|
| 224 |
foreach( $term_id as $id ) { |
| 225 |
|
| 226 |
// Adds the relationship |
| 227 |
ct_insert_object( array( |
| 228 |
$object_id_field => $object_id, |
| 229 |
$term_id_field => $id, |
| 230 |
) ); |
| 231 |
|
| 232 |
} |
| 233 |
|
| 234 |
} |
| 235 |
|
| 236 |
return true; |
| 237 |
} |
| 238 |
|
| 239 |
/** |
| 240 |
* Delete object relationships |
| 241 |
* |
| 242 |
* @since 1.0.0 |
| 243 |
* |
| 244 |
* @param integer $object_id |
| 245 |
* |
| 246 |
* @return bool |
| 247 |
*/ |
| 248 |
function ct_delete_object_relationships( $object_id ) { |
| 249 |
|
| 250 |
global $ct_table, $ct_relationships, $wpdb; |
| 251 |
|
| 252 |
// Checks if relationship table exists |
| 253 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 254 |
return false; |
| 255 |
} |
| 256 |
|
| 257 |
$r = $ct_relationships[$ct_table->name]; |
| 258 |
|
| 259 |
// Delete all object relationships |
| 260 |
$wpdb->query( $wpdb->prepare( |
| 261 |
"DELETE FROM {$ct_table->db->table_name} WHERE {$r->object_id} = %d", |
| 262 |
$object_id |
| 263 |
) ); |
| 264 |
|
| 265 |
return true; |
| 266 |
|
| 267 |
} |
| 268 |
|
| 269 |
/** |
| 270 |
* Get object relationships |
| 271 |
* |
| 272 |
* @since 1.0.0 |
| 273 |
* |
| 274 |
* @param int|stdClass|null $object_id Object primary key. |
| 275 |
* @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to |
| 276 |
* a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. |
| 277 |
* |
| 278 |
* @return stdClass|array|null |
| 279 |
*/ |
| 280 |
function ct_get_object_relationships( $object_id, $output = OBJECT ) { |
| 281 |
global $ct_table, $ct_relationships, $wpdb; |
| 282 |
|
| 283 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 284 |
return null; |
| 285 |
} |
| 286 |
|
| 287 |
$r = $ct_relationships[$ct_table->name]; |
| 288 |
|
| 289 |
// Get all relationships of the given object |
| 290 |
$relationships = $wpdb->get_results( $wpdb->prepare( |
| 291 |
"SELECT * FROM {$ct_table->db->table_name} WHERE {$r->object_id} = %d", |
| 292 |
$object_id |
| 293 |
), $output ); |
| 294 |
|
| 295 |
return $relationships; |
| 296 |
} |
| 297 |
|
| 298 |
/** |
| 299 |
* Get object relationships |
| 300 |
* |
| 301 |
* @since 1.0.0 |
| 302 |
* |
| 303 |
* @param int|stdClass|null $object_id Object primary key. |
| 304 |
* |
| 305 |
* @return stdClass|array|null |
| 306 |
*/ |
| 307 |
function ct_get_object_relationships_count( $object_id ) { |
| 308 |
global $ct_table, $ct_relationships, $wpdb; |
| 309 |
|
| 310 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 311 |
return 0; |
| 312 |
} |
| 313 |
|
| 314 |
$r = $ct_relationships[$ct_table->name]; |
| 315 |
|
| 316 |
// Get all relationships of the given object |
| 317 |
$count = absint( $wpdb->get_var( $wpdb->prepare( |
| 318 |
"SELECT COUNT({$ct_table->db->primary_key}) FROM {$ct_table->db->table_name} WHERE {$r->object_id} = %d", |
| 319 |
$object_id |
| 320 |
) ) ); |
| 321 |
|
| 322 |
return $count; |
| 323 |
} |
| 324 |
|
| 325 |
/** |
| 326 |
* Get term relationships |
| 327 |
* |
| 328 |
* @since 1.0.0 |
| 329 |
* |
| 330 |
* @param int|stdClass|null $object_id Object primary key. |
| 331 |
* @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to |
| 332 |
* a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. |
| 333 |
* |
| 334 |
* @return stdClass|array|null |
| 335 |
*/ |
| 336 |
function ct_get_term_relationships( $term_id, $output = OBJECT ) { |
| 337 |
global $ct_table, $ct_relationships, $wpdb; |
| 338 |
|
| 339 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 340 |
return null; |
| 341 |
} |
| 342 |
|
| 343 |
$r = $ct_relationships[$ct_table->name]; |
| 344 |
|
| 345 |
// Get all relationships of the given object |
| 346 |
$relationships = $wpdb->get_results( $wpdb->prepare( |
| 347 |
"SELECT * FROM {$ct_table->db->table_name} WHERE {$r->term_id} = %d", |
| 348 |
$term_id |
| 349 |
), $output ); |
| 350 |
|
| 351 |
return $relationships; |
| 352 |
} |
| 353 |
|
| 354 |
/** |
| 355 |
* Get term relationships |
| 356 |
* |
| 357 |
* @since 1.0.0 |
| 358 |
* |
| 359 |
* @param int|stdClass|null $object_id Object primary key. |
| 360 |
* |
| 361 |
* @return stdClass|array|null |
| 362 |
*/ |
| 363 |
function ct_get_term_relationships_count( $term_id ) { |
| 364 |
global $ct_table, $ct_relationships, $wpdb; |
| 365 |
|
| 366 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 367 |
return 0; |
| 368 |
} |
| 369 |
|
| 370 |
$r = $ct_relationships[$ct_table->name]; |
| 371 |
|
| 372 |
// Get all relationships of the given object |
| 373 |
$count = absint( $wpdb->get_var( $wpdb->prepare( |
| 374 |
"SELECT COUNT({$ct_table->db->primary_key}) FROM {$ct_table->db->table_name} WHERE {$r->term_id} = %d", |
| 375 |
$term_id |
| 376 |
) ) ); |
| 377 |
|
| 378 |
return $count; |
| 379 |
} |
| 380 |
|
| 381 |
/** |
| 382 |
* Get object relationships |
| 383 |
* |
| 384 |
* @since 1.0.0 |
| 385 |
* |
| 386 |
* @param int|stdClass|null $object_id Object primary key. |
| 387 |
* @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to |
| 388 |
* a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. |
| 389 |
* |
| 390 |
* @return stdClass|array|null |
| 391 |
*/ |
| 392 |
function ct_get_object_terms_ids( $object_id, $output = OBJECT ) { |
| 393 |
global $ct_table, $ct_relationships, $wpdb; |
| 394 |
|
| 395 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 396 |
return null; |
| 397 |
} |
| 398 |
|
| 399 |
$r = $ct_relationships[$ct_table->name]; |
| 400 |
|
| 401 |
$limit = ''; |
| 402 |
|
| 403 |
if( $r->type === 'single' ) { |
| 404 |
$limit = 'LIMIT 1'; |
| 405 |
} |
| 406 |
|
| 407 |
// Get all terms ids from the relationship table |
| 408 |
$terms_ids = $wpdb->get_col( $wpdb->prepare( |
| 409 |
"SELECT {$r->term_id} FROM {$ct_table->db->table_name} WHERE {$r->object_id} = %d {$limit}", |
| 410 |
$object_id |
| 411 |
) ); |
| 412 |
|
| 413 |
return $terms_ids; |
| 414 |
} |
| 415 |
|
| 416 |
/** |
| 417 |
* Get object terms |
| 418 |
* |
| 419 |
* @since 1.0.0 |
| 420 |
* |
| 421 |
* @param int|stdClass|null $object_id Object primary key. |
| 422 |
* @param string $output Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which correspond to |
| 423 |
* a WP_Post object, an associative array, or a numeric array, respectively. Default OBJECT. |
| 424 |
* |
| 425 |
* @return stdClass|array|null |
| 426 |
*/ |
| 427 |
function ct_get_object_terms( $object_id, $output = OBJECT ) { |
| 428 |
global $ct_table, $ct_registered_tables, $ct_relationships, $wpdb; |
| 429 |
|
| 430 |
if( ! isset( $ct_relationships[$ct_table->name] ) ) { |
| 431 |
return null; |
| 432 |
} |
| 433 |
|
| 434 |
$r = $ct_relationships[$ct_table->name]; |
| 435 |
|
| 436 |
$terms_ids = ct_get_object_terms_ids( $object_id, ARRAY_N ); |
| 437 |
|
| 438 |
if( ! count( $terms_ids ) ) { |
| 439 |
return null; |
| 440 |
} |
| 441 |
|
| 442 |
$table_name = str_replace( '_relationships', '', $ct_table->name ); |
| 443 |
|
| 444 |
$term_table = $ct_registered_tables[$table_name]; |
| 445 |
$in_pattern = implode(', ', array_fill( 0, count($terms_ids), '%d' ) ); |
| 446 |
|
| 447 |
$limit = ''; |
| 448 |
|
| 449 |
if( $r->type === 'single' ) { |
| 450 |
$limit = 'LIMIT 1'; |
| 451 |
} |
| 452 |
|
| 453 |
// Get all relationships of the given object |
| 454 |
$terms = $wpdb->get_results( $wpdb->prepare( |
| 455 |
"SELECT * FROM {$term_table->db->table_name} WHERE {$term_table->db->primary_key} IN ({$in_pattern}) {$limit}", |
| 456 |
$terms_ids |
| 457 |
), $output ); |
| 458 |
|
| 459 |
return $terms; |
| 460 |
} |
