Code_Manager.php
1 year ago
Code_Manager_Dashboard.php
1 year ago
Code_Manager_Export.php
1 year ago
Code_Manager_Form.php
1 year ago
Code_Manager_Import.php
1 year ago
Code_Manager_Import_File.php
1 year ago
Code_Manager_List.php
1 year ago
Code_Manager_List_View.php
1 year ago
Code_Manager_Model.php
1 year ago
Code_Manager_Preview.php
1 year ago
Code_Manager_Settings.php
1 year ago
Code_Manager_Tabs.php
1 year ago
Message_Box.php
1 year ago
WP_List_Table.php
1 year ago
Code_Manager_Model.php
598 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Code Manager database model |
| 5 | * |
| 6 | * @package Code_Manager |
| 7 | */ |
| 8 | namespace Code_Manager; |
| 9 | |
| 10 | /** |
| 11 | * Class Code_Manager_Model |
| 12 | * |
| 13 | * Interface between code manager front-end and code manager database table. |
| 14 | * |
| 15 | * @author Peter Schulz |
| 16 | * @since 1.0.0 |
| 17 | */ |
| 18 | class Code_Manager_Model { |
| 19 | /** |
| 20 | * Base table name without prefix |
| 21 | */ |
| 22 | const BASE_TABLE_NAME = 'code_manager'; |
| 23 | |
| 24 | /** |
| 25 | * Base table name with prefix |
| 26 | * |
| 27 | * @since 1.0.0 |
| 28 | * |
| 29 | * @return string Real base table name |
| 30 | */ |
| 31 | public static function get_base_table_name() { |
| 32 | global $wpdb; |
| 33 | return $wpdb->prefix . static::BASE_TABLE_NAME; |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * Check if base table exists |
| 38 | * |
| 39 | * @since 1.0.0 |
| 40 | * |
| 41 | * @return bool TRUE = table found |
| 42 | */ |
| 43 | public static function table_exists() { |
| 44 | global $wpdb; |
| 45 | $wpdb->query( $wpdb->prepare( ' |
| 46 | select true |
| 47 | from `information_schema`.`tables` |
| 48 | where table_schema = %s |
| 49 | and table_name = %s |
| 50 | ', array($wpdb->dbname, self::get_base_table_name()) ) ); |
| 51 | $wpdb->get_results(); |
| 52 | return 1 === $wpdb->num_rows; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Get record from code manager table for given Code ID |
| 57 | * |
| 58 | * @since 1.0.0 |
| 59 | * |
| 60 | * @param integer $code_id Code ID. |
| 61 | * |
| 62 | * @return array |
| 63 | */ |
| 64 | public static function dml_query( $code_id ) { |
| 65 | global $wpdb; |
| 66 | return $wpdb->get_results( $wpdb->prepare( 'select * from `' . self::get_base_table_name() . '` ' . 'where code_id = %d', array($code_id) ), 'ARRAY_A' ); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * Get record from code manager table for given code name |
| 71 | * |
| 72 | * @since 1.0.0 |
| 73 | * |
| 74 | * @param integer $code_name Code name. |
| 75 | * |
| 76 | * @return array |
| 77 | */ |
| 78 | public static function dml_query_by_name( $code_name ) { |
| 79 | global $wpdb; |
| 80 | return $wpdb->get_results( $wpdb->prepare( 'select * from `' . self::get_base_table_name() . '` ' . 'where code_name = %s', array($code_name) ), 'ARRAY_A' ); |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Insert new row into code manager table |
| 85 | * |
| 86 | * @since 1.0.0 |
| 87 | * |
| 88 | * @param string $code_name Code name. |
| 89 | * @param integer $code_type Code type. |
| 90 | * @param string $code Code. |
| 91 | * @param string $code_author Author. |
| 92 | * @param string $code_description Description. |
| 93 | * @param string $code_enabled Is code enabled?. |
| 94 | * |
| 95 | * @return int Code ID if insert was successful or -1 if insert failed |
| 96 | */ |
| 97 | public static function dml_insert( |
| 98 | $code_name, |
| 99 | $code_type, |
| 100 | $code, |
| 101 | $code_author, |
| 102 | $code_description, |
| 103 | $code_enabled |
| 104 | ) { |
| 105 | global $wpdb; |
| 106 | $rows = $wpdb->insert( self::get_base_table_name(), array( |
| 107 | 'code_name' => $code_name, |
| 108 | 'code_type' => $code_type, |
| 109 | 'code_enabled' => $code_enabled, |
| 110 | 'code' => $code, |
| 111 | 'code_author' => $code_author, |
| 112 | 'code_description' => $code_description, |
| 113 | ) ); |
| 114 | return ( 1 === $rows ? $wpdb->insert_id : -1 ); |
| 115 | } |
| 116 | |
| 117 | /** |
| 118 | * Update row in code manager table |
| 119 | * |
| 120 | * @since 1.0.0 |
| 121 | * |
| 122 | * @param integer $code_id Code ID. |
| 123 | * @param string $code_name Code name. |
| 124 | * @param string $code_type Code type. |
| 125 | * @param string $code Code. |
| 126 | * @param string $code_author Author. |
| 127 | * @param string $code_description Description. |
| 128 | * @param string $code_enabled Is code enabled?. |
| 129 | * |
| 130 | * @return integer Number of rows updated |
| 131 | */ |
| 132 | public static function dml_update( |
| 133 | $code_id, |
| 134 | $code_name, |
| 135 | $code_type, |
| 136 | $code, |
| 137 | $code_author, |
| 138 | $code_description, |
| 139 | $code_enabled |
| 140 | ) { |
| 141 | $code_row = self::dml_query( $code_id ); |
| 142 | $code_type_changed = false; |
| 143 | if ( is_array( $code_row ) && 1 === count( $code_row ) ) { |
| 144 | if ( !isset( $code_row[0]['code_type'] ) ) { |
| 145 | return 0; |
| 146 | } else { |
| 147 | if ( $code_type !== $code_row[0]['code_type'] ) { |
| 148 | $code_type_changed = true; |
| 149 | } |
| 150 | } |
| 151 | } else { |
| 152 | return 0; |
| 153 | } |
| 154 | $column_values = array( |
| 155 | 'code_name' => $code_name, |
| 156 | 'code_type' => $code_type, |
| 157 | 'code_enabled' => $code_enabled, |
| 158 | 'code' => $code, |
| 159 | 'code_author' => $code_author, |
| 160 | 'code_description' => $code_description, |
| 161 | ); |
| 162 | if ( $code_type_changed ) { |
| 163 | $column_values['code_enabled'] = 0; |
| 164 | } |
| 165 | global $wpdb; |
| 166 | return $wpdb->update( self::get_base_table_name(), $column_values, array( |
| 167 | 'code_id' => $code_id, |
| 168 | ) ); |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * Delete row from code manager table |
| 173 | * |
| 174 | * @since 1.0.0 |
| 175 | * |
| 176 | * @param integer $code_id Code ID. |
| 177 | * |
| 178 | * @return integer Number of rows deleted |
| 179 | */ |
| 180 | public static function dml_delete( $code_id ) { |
| 181 | global $wpdb; |
| 182 | return $wpdb->query( $wpdb->prepare( 'delete from `' . self::get_base_table_name() . '` ' . 'where code_id = %d', array($code_id) ) ); |
| 183 | } |
| 184 | |
| 185 | /** |
| 186 | * Get shortcode for a given code id |
| 187 | * |
| 188 | * @since 1.0.0 |
| 189 | * |
| 190 | * @param integer $code_id Code ID. |
| 191 | * @param string $action Action. |
| 192 | * |
| 193 | * @return string Code |
| 194 | */ |
| 195 | public static function get_code_from_id( $code_id, $action = null ) { |
| 196 | if ( is_numeric( $code_id ) ) { |
| 197 | global $wpdb; |
| 198 | $query = 'select * from `' . self::get_base_table_name() . '` where code_id = %d'; |
| 199 | $code = $wpdb->get_results( $wpdb->prepare( $query, array($code_id) ), 'ARRAY_A' ); |
| 200 | if ( 1 === $wpdb->num_rows ) { |
| 201 | if ( null === $action ) { |
| 202 | return $code[0]['code']; |
| 203 | } else { |
| 204 | return wp_json_encode( $code[0] ); |
| 205 | } |
| 206 | } |
| 207 | } |
| 208 | return ''; |
| 209 | } |
| 210 | |
| 211 | /** |
| 212 | * Get shortcode for a given code name |
| 213 | * |
| 214 | * @since 1.0.0 |
| 215 | * |
| 216 | * @param integer $code_id Code ID |
| 217 | * |
| 218 | * @return string Code |
| 219 | */ |
| 220 | protected static function get_code_from_name( $code_name ) { |
| 221 | if ( '' !== $code_name ) { |
| 222 | global $wpdb; |
| 223 | $query = 'select * from `' . self::get_base_table_name() . '` where code_name = %s'; |
| 224 | $code = $wpdb->get_results( $wpdb->prepare( $query, array($code_name) ), 'ARRAY_A' ); |
| 225 | if ( 1 === $wpdb->num_rows ) { |
| 226 | return $code[0]['code']; |
| 227 | } |
| 228 | } |
| 229 | return ''; |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Get codes for a given code type |
| 234 | * |
| 235 | * @since 1.0.0 |
| 236 | * |
| 237 | * @param string $code_type Code type. |
| 238 | * |
| 239 | * @return array List of code |
| 240 | */ |
| 241 | public static function get_codes( $code_type ) { |
| 242 | global $wpdb; |
| 243 | $query = 'select * from `' . self::get_base_table_name() . '` ' . "where code_type = '{$code_type}'"; |
| 244 | // No prepare needed. |
| 245 | return $wpdb->get_results( $query, 'ARRAY_A' ); |
| 246 | } |
| 247 | |
| 248 | /** |
| 249 | * Get active codes (status = enabled) for a given code type |
| 250 | * |
| 251 | * @since 1.0.0 |
| 252 | * |
| 253 | * @param string $code_type Code type. |
| 254 | * |
| 255 | * @return array List of code |
| 256 | */ |
| 257 | public static function get_active_codes( $code_type ) { |
| 258 | global $wpdb; |
| 259 | $query = 'select * from `' . self::get_base_table_name() . '` ' . "where code_type = '{$code_type}' and code_enabled > 0"; |
| 260 | // No prepare needed. |
| 261 | return $wpdb->get_results( $query, 'ARRAY_A' ); |
| 262 | } |
| 263 | |
| 264 | /** |
| 265 | * Return only PHP, HTML and JS shortcodes |
| 266 | * |
| 267 | * @return mixed |
| 268 | */ |
| 269 | public static function get_active_shortcodes() { |
| 270 | global $wpdb; |
| 271 | $query = 'select * from `' . self::get_base_table_name() . '` ' . "where code_type like '%shortcode%' and code_type not like '%css%' and code_enabled > 0"; |
| 272 | // No prepare needed. |
| 273 | return $wpdb->get_results( $query, 'ARRAY_A' ); |
| 274 | } |
| 275 | |
| 276 | /** |
| 277 | * Update code from ajax request (insert when new: code_id = -1) |
| 278 | * |
| 279 | * @since 1.0.0 |
| 280 | */ |
| 281 | public static function update_code() { |
| 282 | self::header_no_cache(); |
| 283 | if ( isset( $_REQUEST['wpnonce'] ) || isset( $_REQUEST['code_id'] ) || isset( $_REQUEST['code_name'] ) || isset( $_REQUEST['code_type'] ) || isset( $_REQUEST['code'] ) ) { |
| 284 | // All arguments available, start update process. |
| 285 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 286 | // input var okay. |
| 287 | // Check if actions is allowed. |
| 288 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 289 | // input var okay. |
| 290 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 291 | echo 'ERR-Token expired, please refresh page'; |
| 292 | wp_die(); |
| 293 | } |
| 294 | $code_name = sanitize_text_field( wp_unslash( $_REQUEST['code_name'] ) ); |
| 295 | // input var okay. |
| 296 | $code_type = sanitize_text_field( wp_unslash( $_REQUEST['code_type'] ) ); |
| 297 | // input var okay. |
| 298 | $code = wp_unslash( $_REQUEST['code'] ); |
| 299 | // input var okay. |
| 300 | global $wpdb; |
| 301 | $wpdb->suppress_errors( true ); |
| 302 | if ( '-1' === $code_id ) { |
| 303 | // Insert new code. |
| 304 | $rows_inserted = $wpdb->insert( self::get_base_table_name(), array( |
| 305 | 'code_name' => $code_name, |
| 306 | 'code_type' => $code_type, |
| 307 | 'code' => $code, |
| 308 | ) ); |
| 309 | echo ( 1 === $rows_inserted ? 'INS-' . esc_attr( $wpdb->insert_id ) : 'ERR-' . esc_html( $wpdb->last_error ) ); |
| 310 | } else { |
| 311 | // Update existing code. |
| 312 | $code_row = self::dml_query( $code_id ); |
| 313 | $code_type_changed = false; |
| 314 | if ( is_array( $code_row ) && 1 === count( $code_row ) ) { |
| 315 | if ( !isset( $code_row[0]['code_type'] ) ) { |
| 316 | echo 'UPD-0'; |
| 317 | wp_die(); |
| 318 | } else { |
| 319 | if ( $code_type !== $code_row[0]['code_type'] ) { |
| 320 | $code_type_changed = true; |
| 321 | } |
| 322 | } |
| 323 | } else { |
| 324 | echo 'UPD-0'; |
| 325 | wp_die(); |
| 326 | } |
| 327 | $set_columns = 'set code_name = %s, code_type = %s, code = %s '; |
| 328 | if ( $code_type_changed ) { |
| 329 | $set_columns .= ', code_enabled = 0 '; |
| 330 | } |
| 331 | $update = 'update ' . self::get_base_table_name() . ' ' . $set_columns . 'where code_id = %d'; |
| 332 | $rows_updated = $wpdb->query( $wpdb->prepare( $update, array( |
| 333 | $code_name, |
| 334 | $code_type, |
| 335 | $code, |
| 336 | $code_id |
| 337 | ) ) ); |
| 338 | echo ( '' === $wpdb->last_error ? 'UPD-' . esc_attr( $rows_updated ) : 'ERR-' . esc_html( $wpdb->last_error ) ); |
| 339 | } |
| 340 | } else { |
| 341 | echo 'ERR-Wrong arguments'; |
| 342 | } |
| 343 | wp_die(); |
| 344 | } |
| 345 | |
| 346 | /** |
| 347 | * Activate code preview from ajax request for a given code_id |
| 348 | * |
| 349 | * @since 1.0.0 |
| 350 | */ |
| 351 | public static function activate_code_preview() { |
| 352 | self::header_no_cache(); |
| 353 | if ( is_user_logged_in() && isset( $_REQUEST['wpnonce'] ) && isset( $_REQUEST['code_id'] ) ) { |
| 354 | // Check if action is allowed. |
| 355 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 356 | // input var okay. |
| 357 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 358 | echo 'ERR-Token expired, please refresh page'; |
| 359 | wp_die(); |
| 360 | } |
| 361 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 362 | // input var okay. |
| 363 | Code_Manager_Preview::add_user_preview_code_id( $code_id ); |
| 364 | echo 'OK'; |
| 365 | } else { |
| 366 | echo 'ERR-Wrong arguments'; |
| 367 | } |
| 368 | wp_die(); |
| 369 | } |
| 370 | |
| 371 | /** |
| 372 | * Deactivate code preview from ajax request for a given code_id |
| 373 | * |
| 374 | * @since 1.0.0 |
| 375 | */ |
| 376 | public static function deactivate_code_preview() { |
| 377 | self::header_no_cache(); |
| 378 | if ( is_user_logged_in() && isset( $_REQUEST['wpnonce'] ) && isset( $_REQUEST['code_id'] ) ) { |
| 379 | // Check if action is allowed. |
| 380 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 381 | // input var okay. |
| 382 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 383 | echo 'ERR-Token expired, please refresh page'; |
| 384 | wp_die(); |
| 385 | } |
| 386 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 387 | // input var okay. |
| 388 | Code_Manager_Preview::remove_user_preview_code_id( $code_id ); |
| 389 | echo 'OK'; |
| 390 | } else { |
| 391 | echo 'ERR-Wrong arguments'; |
| 392 | } |
| 393 | wp_die(); |
| 394 | } |
| 395 | |
| 396 | /** |
| 397 | * Reset all previewed code IDs |
| 398 | * |
| 399 | * @since 1.0.0 |
| 400 | */ |
| 401 | public static function reset_preview() { |
| 402 | self::header_no_cache(); |
| 403 | if ( is_user_logged_in() && isset( $_REQUEST['wpnonce'] ) ) { |
| 404 | // Check if action is allowed. |
| 405 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 406 | // input var okay. |
| 407 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 408 | echo 'ERR-Token expired, please refresh page'; |
| 409 | wp_die(); |
| 410 | } |
| 411 | global $wpdb; |
| 412 | $wpdb->query( "delete from {$wpdb->prefix}usermeta where meta_key = 'code_manager_preview_code_ids'" ); |
| 413 | echo 'OK'; |
| 414 | } else { |
| 415 | echo 'ERR-Wrong arguments'; |
| 416 | } |
| 417 | wp_die(); |
| 418 | } |
| 419 | |
| 420 | /** |
| 421 | * Activate code from ajax request for a given code_id |
| 422 | * |
| 423 | * @since 1.0.0 |
| 424 | */ |
| 425 | public static function activate_code() { |
| 426 | self::header_no_cache(); |
| 427 | if ( isset( $_REQUEST['wpnonce'] ) && isset( $_REQUEST['code_id'] ) && isset( $_REQUEST['code_item_value'] ) ) { |
| 428 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 429 | // input var okay. |
| 430 | // Check if action is allowed. |
| 431 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 432 | // input var okay. |
| 433 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 434 | echo 'ERR-Token expired, please refresh page'; |
| 435 | wp_die(); |
| 436 | } |
| 437 | $code_item_value = sanitize_text_field( wp_unslash( $_REQUEST['code_item_value'] ) ); |
| 438 | // input var okay. |
| 439 | $update_values = array( |
| 440 | 'code_enabled' => $code_item_value, |
| 441 | ); |
| 442 | global $wpdb; |
| 443 | $wpdb->suppress_errors( true ); |
| 444 | $rows_update = $wpdb->update( self::get_base_table_name(), $update_values, array( |
| 445 | 'code_id' => $code_id, |
| 446 | ) ); |
| 447 | echo ( '' === $wpdb->last_error ? 'UPD-' . esc_attr( $rows_update ) : 'ERR-' . esc_html( $wpdb->last_error ) ); |
| 448 | } else { |
| 449 | echo 'ERR-Wrong arguments'; |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * Get a list with all available codes from ajax request |
| 455 | * |
| 456 | * @since 1.0.0 |
| 457 | */ |
| 458 | public static function get_code_list() { |
| 459 | self::header_no_cache(); |
| 460 | // Check if action is allowed. |
| 461 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 462 | // input var okay. |
| 463 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-' . Code_manager::get_current_user_login() ) ) { |
| 464 | echo 'ERR-Token expired, please refresh page'; |
| 465 | wp_die(); |
| 466 | } |
| 467 | $code_manager_tab = null; |
| 468 | if ( null === $code_manager_tab ) { |
| 469 | $code_manager_tab = new Code_Manager_Tabs(); |
| 470 | } |
| 471 | $code_type_groups = $code_manager_tab->get_code_types(); |
| 472 | $code_types = array(''); |
| 473 | foreach ( $code_type_groups as $code_type_group ) { |
| 474 | foreach ( $code_type_group as $key => $value ) { |
| 475 | $code_types[] = $key; |
| 476 | } |
| 477 | } |
| 478 | global $wpdb; |
| 479 | $query = 'select code_id, code_name, code_type, code_enabled from ' . self::get_base_table_name() . ' ' . "where code_type in ('" . implode( "','", $code_types ) . "') " . 'order by code_name'; |
| 480 | $rows = $wpdb->get_results( $query, 'ARRAY_A' ); |
| 481 | $i = 0; |
| 482 | $count = count( $rows ); |
| 483 | while ( $i < $count ) { |
| 484 | $rows[$i]['preview_enabled'] = Code_Manager_Preview::is_code_id_preview_enabled( $rows[$i]['code_id'] ); |
| 485 | $i++; |
| 486 | } |
| 487 | echo wp_json_encode( $rows ); |
| 488 | wp_die(); |
| 489 | } |
| 490 | |
| 491 | /** |
| 492 | * Get code from ajax request |
| 493 | * |
| 494 | * @return void |
| 495 | */ |
| 496 | public static function get_code() { |
| 497 | if ( isset( $_POST['wpda_action'] ) && 'all' === $_POST['wpda_action'] ) { |
| 498 | self::header_no_cache( 'application/json' ); |
| 499 | } else { |
| 500 | self::header_no_cache(); |
| 501 | } |
| 502 | if ( isset( $_REQUEST['code_id'] ) ) { |
| 503 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 504 | // input var okay. |
| 505 | // Check if action is allowed. |
| 506 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 507 | // input var okay. |
| 508 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-get-code' . Code_manager::get_current_user_login() ) ) { |
| 509 | echo 'ERR-Token expired, please refresh page'; |
| 510 | wp_die(); |
| 511 | } |
| 512 | echo self::get_code_from_id( $code_id, ( isset( $_POST['wpda_action'] ) ? sanitize_text_field( wp_unslash( $_POST['wpda_action'] ) ) : null ) ); |
| 513 | } else { |
| 514 | echo 'ERR-Wrong arguments'; |
| 515 | } |
| 516 | wp_die(); |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * Check if code is enabled through ajax |
| 521 | * |
| 522 | * @return void |
| 523 | */ |
| 524 | public static function is_code_preview_enabled() { |
| 525 | self::header_no_cache(); |
| 526 | if ( isset( $_REQUEST['wpnonce'] ) && isset( $_REQUEST['code_id'] ) ) { |
| 527 | $code_id = sanitize_text_field( wp_unslash( $_REQUEST['code_id'] ) ); |
| 528 | // input var okay. |
| 529 | // Check if action is allowed. |
| 530 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 531 | // input var okay. |
| 532 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-get-code' . Code_manager::get_current_user_login() ) ) { |
| 533 | echo 'ERR-Token expired, please refresh page'; |
| 534 | wp_die(); |
| 535 | } |
| 536 | echo ( Code_Manager_Preview::is_code_id_preview_enabled( $code_id ) ? 'true' : 'false' ); |
| 537 | } else { |
| 538 | echo 'ERR-Wrong arguments'; |
| 539 | } |
| 540 | wp_die(); |
| 541 | } |
| 542 | |
| 543 | /** |
| 544 | * Check if code name exists from ajax request |
| 545 | * |
| 546 | * @since 1.0.0 |
| 547 | */ |
| 548 | public static function code_name_exists() { |
| 549 | self::header_no_cache(); |
| 550 | if ( isset( $_REQUEST['code_name'] ) ) { |
| 551 | $code_name = sanitize_text_field( wp_unslash( $_REQUEST['code_name'] ) ); |
| 552 | // input var okay. |
| 553 | // Check if action is allowed. |
| 554 | $wp_nonce = ( isset( $_REQUEST['wpnonce'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce'] ) ) : '' ); |
| 555 | // input var okay. |
| 556 | if ( !wp_verify_nonce( $wp_nonce, 'code-manager-get-code' . Code_manager::get_current_user_login() ) ) { |
| 557 | echo 'ERR-Token expired, please refresh page'; |
| 558 | wp_die(); |
| 559 | } |
| 560 | if ( '' === self::get_code_from_name( $code_name ) ) { |
| 561 | echo 'OK'; |
| 562 | } else { |
| 563 | echo 'ERR-Exists'; |
| 564 | } |
| 565 | } else { |
| 566 | echo 'ERR-Wrong arguments'; |
| 567 | } |
| 568 | wp_die(); |
| 569 | } |
| 570 | |
| 571 | /** |
| 572 | * Sends header to browser (allows content type changes) |
| 573 | * |
| 574 | * @param string $content_type Content type. |
| 575 | * @since 1.0.0 |
| 576 | */ |
| 577 | protected static function header_no_cache( $content_type = 'text/plain' ) { |
| 578 | if ( ob_get_length() ) { |
| 579 | // Clear buffer to prevent errors (not 100% proof). |
| 580 | ob_clean(); |
| 581 | } |
| 582 | if ( isset( $_REQUEST['code_manager_content_type'] ) ) { |
| 583 | // Check if action is allowed. |
| 584 | $wp_nonce = ( isset( $_REQUEST['wpnonce_content_type'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['wpnonce_content_type'] ) ) : '' ); |
| 585 | // input var okay. |
| 586 | if ( wp_verify_nonce( $wp_nonce, 'code_manager_content_type' ) ) { |
| 587 | $content_type = sanitize_text_field( wp_unslash( $_REQUEST['code_manager_content_type'] ) ); |
| 588 | // input var okay. |
| 589 | } |
| 590 | } |
| 591 | header( 'Cache-Control: no-store, no-cache, must-revalidate, max-age=0' ); |
| 592 | header( 'Cache-Control: post-check=0, pre-check=0', false ); |
| 593 | header( 'Pragma: no-cache' ); |
| 594 | header( "Content-Type: {$content_type}; charset=utf-8" ); |
| 595 | } |
| 596 | |
| 597 | } |
| 598 |