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class-give-db-comments.php
400 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Custom Comments & Notes |
| 4 | * |
| 5 | * @package Give |
| 6 | * @subpackage Classes/Give_DB_Comments |
| 7 | * @copyright Copyright (c) 2018, GiveWP |
| 8 | * @license https://opensource.org/licenses/gpl-license GNU Public License |
| 9 | * @since 2.3.0 |
| 10 | */ |
| 11 | |
| 12 | // Exit if accessed directly. |
| 13 | if ( ! defined( 'ABSPATH' ) ) { |
| 14 | exit; |
| 15 | } |
| 16 | |
| 17 | /** |
| 18 | * Give_DB_Comments Class |
| 19 | * |
| 20 | * This class is for interacting with the comment database table. |
| 21 | * |
| 22 | * @since 2.3.0 |
| 23 | */ |
| 24 | class Give_DB_Comments extends Give_DB { |
| 25 | |
| 26 | /** |
| 27 | * Give_DB_Comments constructor. |
| 28 | * |
| 29 | * Set up the Give DB Donor class. |
| 30 | * |
| 31 | * @since 2.3.0 |
| 32 | * @access public |
| 33 | */ |
| 34 | public function __construct() { |
| 35 | /* @var WPDB $wpdb */ |
| 36 | global $wpdb; |
| 37 | |
| 38 | $wpdb->give_comments = $this->table_name = $wpdb->prefix . 'give_comments'; |
| 39 | $this->primary_key = 'comment_ID'; |
| 40 | $this->version = '1.0'; |
| 41 | |
| 42 | parent::__construct(); |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * Get columns and formats |
| 47 | * |
| 48 | * @since 2.3.0 |
| 49 | * @access public |
| 50 | * |
| 51 | * @return array Columns and formats. |
| 52 | */ |
| 53 | public function get_columns() { |
| 54 | return array( |
| 55 | 'comment_ID' => '%d', |
| 56 | 'user_id' => '%d', |
| 57 | 'comment_content' => '%s', |
| 58 | 'comment_parent' => '%s', |
| 59 | 'comment_type' => '%s', |
| 60 | 'comment_date' => '%s', |
| 61 | 'comment_date_gmt' => '%s', |
| 62 | ); |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * Get default column values |
| 67 | * |
| 68 | * @since 2.3.0 |
| 69 | * @access public |
| 70 | * |
| 71 | * @return array Default column values. |
| 72 | */ |
| 73 | public function get_column_defaults() { |
| 74 | $comment_create_date = current_time( 'mysql', 0 ); |
| 75 | $comment_create_date_gmt = get_gmt_from_date( $comment_create_date ); |
| 76 | |
| 77 | return array( |
| 78 | 'comment_ID' => 0, |
| 79 | 'user_id' => 0, |
| 80 | 'comment_content' => '', |
| 81 | 'comment_parent' => 0, |
| 82 | 'comment_type' => '', |
| 83 | 'comment_date' => $comment_create_date, |
| 84 | 'comment_date_gmt' => $comment_create_date_gmt, |
| 85 | ); |
| 86 | } |
| 87 | |
| 88 | /** |
| 89 | * Add a comment |
| 90 | * |
| 91 | * @since 2.3.0 |
| 92 | * @access public |
| 93 | * |
| 94 | * @param array $data |
| 95 | * |
| 96 | * @return bool|int |
| 97 | */ |
| 98 | public function add( $data = array() ) { |
| 99 | // Valid table columns. |
| 100 | $table_columns = array_keys( $this->get_columns() ); |
| 101 | |
| 102 | // Filter data. |
| 103 | foreach ( $data as $table_column => $column_data ) { |
| 104 | if ( ! in_array( $table_column, $table_columns ) ) { |
| 105 | unset( $data[ $table_column ] ); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | // Set default values. |
| 110 | $current_comment_data = wp_parse_args( $data, $this->get_column_defaults() ); |
| 111 | |
| 112 | // Filter comment content. Filter documented in /wp-includes/comment.php |
| 113 | $current_comment_data['comment_content'] = apply_filters( 'pre_comment_content', $current_comment_data['comment_content'] ); |
| 114 | |
| 115 | // Strip out backslash for apostrophe and sanitize comment using give_clean. |
| 116 | $current_comment_data['comment_content'] = isset( $current_comment_data['comment_content'] ) |
| 117 | ? wp_unslash( wp_strip_all_tags( $current_comment_data['comment_content'] ) ) |
| 118 | : $current_comment_data['comment_content']; |
| 119 | |
| 120 | // Comment parent should be an int. |
| 121 | $current_comment_data['comment_parent'] = is_numeric( $current_comment_data['comment_parent'] ) |
| 122 | ? absint( $current_comment_data['comment_parent'] ) |
| 123 | : $current_comment_data['comment_parent']; |
| 124 | |
| 125 | // Get comment. |
| 126 | $existing_comment = $this->get_comment_by( $current_comment_data['comment_ID'] ); |
| 127 | |
| 128 | // Update an existing comment. |
| 129 | if ( $existing_comment ) { |
| 130 | |
| 131 | // Create new comment data from existing and new comment data. |
| 132 | $current_comment_data = wp_parse_args( $current_comment_data, $existing_comment ); |
| 133 | |
| 134 | // Update comment data. |
| 135 | $this->update( $current_comment_data['comment_ID'], $current_comment_data ); |
| 136 | |
| 137 | $comment_id = $current_comment_data['comment_ID']; |
| 138 | |
| 139 | } else { |
| 140 | $comment_id = $this->insert( $current_comment_data, 'comment' ); |
| 141 | } |
| 142 | |
| 143 | return $comment_id; |
| 144 | } |
| 145 | |
| 146 | |
| 147 | /** |
| 148 | * Retrieves a single comment from the database |
| 149 | * |
| 150 | * @since 2.3.0 |
| 151 | * @access public |
| 152 | * |
| 153 | * @param int $comment_id |
| 154 | * @param string $by |
| 155 | * |
| 156 | * @return bool|null|array |
| 157 | */ |
| 158 | public function get_comment_by( $comment_id = 0, $by = 'id' ) { |
| 159 | /* @var WPDB $wpdb */ |
| 160 | global $wpdb; |
| 161 | $comment = null; |
| 162 | |
| 163 | // Make sure $comment_id is int. |
| 164 | $comment_id = absint( $comment_id ); |
| 165 | |
| 166 | // Bailout. |
| 167 | if ( empty( $comment_id ) ) { |
| 168 | return null; |
| 169 | } |
| 170 | |
| 171 | switch ( $by ) { |
| 172 | case 'id': |
| 173 | $comment = $wpdb->get_row( |
| 174 | $wpdb->prepare( |
| 175 | "SELECT * FROM $this->table_name WHERE comment_ID = %s LIMIT 1", |
| 176 | $comment_id |
| 177 | ), |
| 178 | ARRAY_A |
| 179 | ); |
| 180 | break; |
| 181 | |
| 182 | default: |
| 183 | $comment = apply_filters( "give_get_comment_by_{$by}", $comment, $comment_id ); |
| 184 | } |
| 185 | |
| 186 | return $comment; |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * Retrieve comments from the database. |
| 191 | * |
| 192 | * @since 2.3.0 |
| 193 | * @access public |
| 194 | * |
| 195 | * @param array $args |
| 196 | * |
| 197 | * @return mixed |
| 198 | */ |
| 199 | public function get_comments( $args = array() ) { |
| 200 | global $wpdb; |
| 201 | $sql_query = $this->get_sql( $args ); |
| 202 | |
| 203 | // Get comment. |
| 204 | $comments = $wpdb->get_results( $sql_query ); |
| 205 | |
| 206 | return $comments; |
| 207 | } |
| 208 | |
| 209 | |
| 210 | /** |
| 211 | * Count the total number of comments in the database |
| 212 | * |
| 213 | * @since 2.3.0 |
| 214 | * @access public |
| 215 | * |
| 216 | * @param array $args |
| 217 | * |
| 218 | * @return int |
| 219 | */ |
| 220 | public function count( $args = array() ) { |
| 221 | /* @var WPDB $wpdb */ |
| 222 | global $wpdb; |
| 223 | $args['number'] = - 1; |
| 224 | $args['fields'] = 'comment_ID'; |
| 225 | $args['count'] = true; |
| 226 | |
| 227 | $sql_query = $this->get_sql( $args ); |
| 228 | |
| 229 | $count = $wpdb->get_var( $sql_query ); |
| 230 | |
| 231 | return absint( $count ); |
| 232 | } |
| 233 | |
| 234 | /** |
| 235 | * Create the table |
| 236 | * |
| 237 | * @since 2.3.0 |
| 238 | * @access public |
| 239 | * |
| 240 | * @return void |
| 241 | */ |
| 242 | public function create_table() { |
| 243 | global $wpdb; |
| 244 | $charset_collate = $wpdb->get_charset_collate(); |
| 245 | |
| 246 | $sql = "CREATE TABLE {$this->table_name} ( |
| 247 | comment_ID bigint(20) NOT NULL AUTO_INCREMENT, |
| 248 | user_id bigint(20) NOT NULL, |
| 249 | comment_content longtext NOT NULL, |
| 250 | comment_parent mediumtext NOT NULL, |
| 251 | comment_type mediumtext NOT NULL, |
| 252 | comment_date datetime NOT NULL, |
| 253 | comment_date_gmt datetime NOT NULL, |
| 254 | PRIMARY KEY (comment_ID) |
| 255 | ) {$charset_collate};"; |
| 256 | |
| 257 | require_once ABSPATH . 'wp-admin/includes/upgrade.php'; |
| 258 | dbDelta( $sql ); |
| 259 | |
| 260 | update_option( $this->table_name . '_db_version', $this->version, false ); |
| 261 | } |
| 262 | |
| 263 | |
| 264 | /** |
| 265 | * Get sql query from quaried array. |
| 266 | * |
| 267 | * @since 2.3.0 |
| 268 | * @access public |
| 269 | * |
| 270 | * @param array $args |
| 271 | * |
| 272 | * @return string |
| 273 | */ |
| 274 | public function get_sql( $args = array() ) { |
| 275 | /* @var WPDB $wpdb */ |
| 276 | global $wpdb; |
| 277 | |
| 278 | $defaults = array( |
| 279 | 'number' => 20, |
| 280 | 'offset' => 0, |
| 281 | 'paged' => 0, |
| 282 | 'orderby' => 'date', |
| 283 | 'order' => 'DESC', |
| 284 | 'fields' => 'all', |
| 285 | 'count' => false, |
| 286 | ); |
| 287 | |
| 288 | $args = wp_parse_args( $args, $defaults ); |
| 289 | |
| 290 | // validate params. |
| 291 | $this->validate_params( $args ); |
| 292 | |
| 293 | if ( $args['number'] < 1 ) { |
| 294 | $args['number'] = 99999999999; |
| 295 | } |
| 296 | |
| 297 | // Where clause for primary table. |
| 298 | $where = ''; |
| 299 | |
| 300 | // Get sql query for meta. |
| 301 | if ( ! empty( $args['meta_query'] ) ) { |
| 302 | $meta_query_object = new WP_Meta_Query( $args['meta_query'] ); |
| 303 | $meta_query = $meta_query_object->get_sql( 'give_comment', $this->table_name, 'comment_ID' ); |
| 304 | $where = implode( '', $meta_query ); |
| 305 | } |
| 306 | |
| 307 | $where .= ' WHERE 1=1 '; |
| 308 | |
| 309 | // Set offset. |
| 310 | if ( empty( $args['offset'] ) && ( 0 < $args['paged'] ) ) { |
| 311 | $args['offset'] = $args['number'] * ( $args['paged'] - 1 ); |
| 312 | } |
| 313 | |
| 314 | // Set fields. |
| 315 | $fields = "{$this->table_name}.*"; |
| 316 | if ( is_string( $args['fields'] ) && ( 'all' !== $args['fields'] ) ) { |
| 317 | $fields = "{$this->table_name}.{$args['fields']}"; |
| 318 | } |
| 319 | |
| 320 | // Set count. |
| 321 | if ( $args['count'] ) { |
| 322 | $fields = "COUNT({$fields})"; |
| 323 | } |
| 324 | |
| 325 | // Specific comments. |
| 326 | if ( ! empty( $args['comment_ID'] ) ) { |
| 327 | |
| 328 | if ( ! is_array( $args['comment_ID'] ) ) { |
| 329 | $args['comment_ID'] = explode( ',', $args['comment_ID'] ); |
| 330 | } |
| 331 | $comment_ids = implode( ',', array_map( 'intval', $args['comment_ID'] ) ); |
| 332 | |
| 333 | $where .= " AND {$this->table_name}.comment_ID IN( {$comment_ids} ) "; |
| 334 | } |
| 335 | |
| 336 | // Comments created for a specific date or in a date range |
| 337 | if ( ! empty( $args['date_query'] ) ) { |
| 338 | $date_query_object = new WP_Date_Query( $args['date_query'], "{$this->table_name}.comment_date" ); |
| 339 | $where .= $date_query_object->get_sql(); |
| 340 | } |
| 341 | |
| 342 | // Comments create for specific parent. |
| 343 | if ( ! empty( $args['comment_parent'] ) ) { |
| 344 | if ( ! is_array( $args['comment_parent'] ) ) { |
| 345 | $args['comment_parent'] = explode( ',', $args['comment_parent'] ); |
| 346 | } |
| 347 | $parent_ids = implode( ',', array_map( 'intval', $args['comment_parent'] ) ); |
| 348 | |
| 349 | $where .= " AND {$this->table_name}.comment_parent IN( {$parent_ids} ) "; |
| 350 | } |
| 351 | |
| 352 | // Comments create for specific type. |
| 353 | // is_array check is for backward compatibility. |
| 354 | if ( ! empty( $args['comment_type'] ) && ! is_array( $args['comment_type'] ) ) { |
| 355 | if ( ! is_array( $args['comment_type'] ) ) { |
| 356 | $args['comment_type'] = explode( ',', $args['comment_type'] ); |
| 357 | } |
| 358 | |
| 359 | $comment_types = implode( '\',\'', array_map( 'trim', $args['comment_type'] ) ); |
| 360 | |
| 361 | $where .= " AND {$this->table_name}.comment_type IN( '{$comment_types}' ) "; |
| 362 | } |
| 363 | |
| 364 | $args['orderby'] = ! array_key_exists( $args['orderby'], $this->get_columns() ) ? 'comment_date' : $args['orderby']; |
| 365 | |
| 366 | $args['orderby'] = esc_sql( $args['orderby'] ); |
| 367 | $args['order'] = esc_sql( $args['order'] ); |
| 368 | |
| 369 | return $wpdb->prepare( |
| 370 | "SELECT {$fields} FROM {$this->table_name} {$where} ORDER BY {$this->table_name}.{$args['orderby']} {$args['order']} LIMIT %d,%d;", |
| 371 | absint( $args['offset'] ), |
| 372 | absint( $args['number'] ) |
| 373 | ); |
| 374 | } |
| 375 | |
| 376 | |
| 377 | /** |
| 378 | * Validate query params. |
| 379 | * |
| 380 | * @since 2.3.0 |
| 381 | * @access private |
| 382 | * |
| 383 | * @param $args |
| 384 | * |
| 385 | * @return mixed |
| 386 | */ |
| 387 | private function validate_params( &$args ) { |
| 388 | // fields params |
| 389 | $args['fields'] = 'ids' === $args['fields'] |
| 390 | ? 'comment_ID' |
| 391 | : $args['fields']; |
| 392 | $args['fields'] = array_key_exists( $args['fields'], $this->get_columns() ) |
| 393 | ? $args['fields'] |
| 394 | : 'all'; |
| 395 | } |
| 396 | } |
| 397 | |
| 398 | // @todo: update cache logic. |
| 399 | // @todo: create issue for log cache logic. |
| 400 |