tbl_replace.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Manipulation of table data like inserting, replacing and updating
   5  *
   6  * Usually called as form action from tbl_change.php to insert or update table rows
   7  *
   8  * @todo 'edit_next' tends to not work as expected if used ...
   9  * at least there is no order by it needs the original query
  10  * and the row number and than replace the LIMIT clause
  11  *
  12  * @package PhpMyAdmin
  13  */
  14 declare(strict_types=1);
  15
  16 use PhpMyAdmin\Core;
  17 use PhpMyAdmin\File;
  18 use PhpMyAdmin\InsertEdit;
  19 use PhpMyAdmin\Message;
  20 use PhpMyAdmin\Plugins\IOTransformationsPlugin;
  21 use PhpMyAdmin\Relation;
  22 use PhpMyAdmin\Response;
  23 use PhpMyAdmin\Table;
  24 use PhpMyAdmin\Transformations;
  25 use PhpMyAdmin\Util;
  26
  27 if (! defined('ROOT_PATH')) {
  28     define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR);
  29 }
  30
  31 /**
  32  * Gets some core libraries
  33  */
  34 require_once ROOT_PATH . 'libraries/common.inc.php';
  35
  36 global $url_params;
  37
  38 // Check parameters
  39 Util::checkParameters(['db', 'table', 'goto']);
  40
  41 $GLOBALS['dbi']->selectDb($GLOBALS['db']);
  42
  43 /**
  44  * Initializes some variables
  45  */
  46 $goto_include = false;
  47
  48 $response = Response::getInstance();
  49 $header = $response->getHeader();
  50 $scripts = $header->getScripts();
  51 $scripts->addFile('makegrid.js');
  52 // Needed for generation of Inline Edit anchors
  53 $scripts->addFile('sql.js');
  54 $scripts->addFile('indexes.js');
  55 $scripts->addFile('gis_data_editor.js');
  56
  57 $relation = new Relation($GLOBALS['dbi']);
  58 $transformations = new Transformations();
  59 $insertEdit = new InsertEdit($GLOBALS['dbi']);
  60
  61 // check whether insert row mode, if so include tbl_change.php
  62 $insertEdit->isInsertRow();
  63
  64 $after_insert_actions = [
  65     'new_insert',
  66     'same_insert',
  67     'edit_next',
  68 ];
  69 if (isset($_POST['after_insert'])
  70     && in_array($_POST['after_insert'], $after_insert_actions)
  71 ) {
  72     $url_params['after_insert'] = $_POST['after_insert'];
  73     if (isset($_POST['where_clause'])) {
  74         foreach ($_POST['where_clause'] as $one_where_clause) {
  75             if ($_POST['after_insert'] == 'same_insert') {
  76                 $url_params['where_clause'][] = $one_where_clause;
  77             } elseif ($_POST['after_insert'] == 'edit_next') {
  78                 $insertEdit->setSessionForEditNext($one_where_clause);
  79             }
  80         }
  81     }
  82 }
  83 //get $goto_include for different cases
  84 $goto_include = $insertEdit->getGotoInclude($goto_include);
  85
  86 // Defines the url to return in case of failure of the query
  87 $err_url = $insertEdit->getErrorUrl($url_params);
  88
  89 /**
  90  * Prepares the update/insert of a row
  91  */
  92 list($loop_array, $using_key, $is_insert, $is_insertignore)
  93     = $insertEdit->getParamsForUpdateOrInsert();
  94
  95 $query = [];
  96 $value_sets = [];
  97 $func_no_param = [
  98     'CONNECTION_ID',
  99     'CURRENT_USER',
 100     'CURDATE',
 101     'CURTIME',
 102     'CURRENT_DATE',
 103     'CURRENT_TIME',
 104     'DATABASE',
 105     'LAST_INSERT_ID',
 106     'NOW',
 107     'PI',
 108     'RAND',
 109     'SYSDATE',
 110     'UNIX_TIMESTAMP',
 111     'USER',
 112     'UTC_DATE',
 113     'UTC_TIME',
 114     'UTC_TIMESTAMP',
 115     'UUID',
 116     'UUID_SHORT',
 117     'VERSION',
 118 ];
 119 $func_optional_param = [
 120     'RAND',
 121     'UNIX_TIMESTAMP',
 122 ];
 123
 124 $gis_from_text_functions = [
 125     'GeomFromText',
 126     'GeomCollFromText',
 127     'LineFromText',
 128     'MLineFromText',
 129     'PointFromText',
 130     'MPointFromText',
 131     'PolyFromText',
 132     'MPolyFromText',
 133 ];
 134
 135 $gis_from_wkb_functions = [
 136     'GeomFromWKB',
 137     'GeomCollFromWKB',
 138     'LineFromWKB',
 139     'MLineFromWKB',
 140     'PointFromWKB',
 141     'MPointFromWKB',
 142     'PolyFromWKB',
 143     'MPolyFromWKB',
 144 ];
 145
 146 //if some posted fields need to be transformed.
 147 $mime_map = $transformations->getMime($GLOBALS['db'], $GLOBALS['table']);
 148 if ($mime_map === false) {
 149     $mime_map = [];
 150 }
 151
 152 $query_fields = [];
 153 $insert_errors = [];
 154 $row_skipped = false;
 155 $unsaved_values = [];
 156 foreach ($loop_array as $rownumber => $where_clause) {
 157     // skip fields to be ignored
 158     if (! $using_key && isset($_POST['insert_ignore_' . $where_clause])) {
 159         continue;
 160     }
 161
 162     // Defines the SET part of the sql query
 163     $query_values = [];
 164
 165     // Map multi-edit keys to single-level arrays, dependent on how we got the fields
 166     $multi_edit_columns
 167         = isset($_POST['fields']['multi_edit'][$rownumber])
 168         ? $_POST['fields']['multi_edit'][$rownumber]
 169         : [];
 170     $multi_edit_columns_name
 171         = isset($_POST['fields_name']['multi_edit'][$rownumber])
 172         ? $_POST['fields_name']['multi_edit'][$rownumber]
 173         : [];
 174     $multi_edit_columns_prev
 175         = isset($_POST['fields_prev']['multi_edit'][$rownumber])
 176         ? $_POST['fields_prev']['multi_edit'][$rownumber]
 177         : null;
 178     $multi_edit_funcs
 179         = isset($_POST['funcs']['multi_edit'][$rownumber])
 180         ? $_POST['funcs']['multi_edit'][$rownumber]
 181         : null;
 182     $multi_edit_salt
 183         = isset($_POST['salt']['multi_edit'][$rownumber])
 184         ? $_POST['salt']['multi_edit'][$rownumber]
 185         : null;
 186     $multi_edit_columns_type
 187         = isset($_POST['fields_type']['multi_edit'][$rownumber])
 188         ? $_POST['fields_type']['multi_edit'][$rownumber]
 189         : null;
 190     $multi_edit_columns_null
 191         = isset($_POST['fields_null']['multi_edit'][$rownumber])
 192         ? $_POST['fields_null']['multi_edit'][$rownumber]
 193         : null;
 194     $multi_edit_columns_null_prev
 195         = isset($_POST['fields_null_prev']['multi_edit'][$rownumber])
 196         ? $_POST['fields_null_prev']['multi_edit'][$rownumber]
 197         : null;
 198     $multi_edit_auto_increment
 199         = isset($_POST['auto_increment']['multi_edit'][$rownumber])
 200         ? $_POST['auto_increment']['multi_edit'][$rownumber]
 201         : null;
 202     $multi_edit_virtual
 203         = isset($_POST['virtual']['multi_edit'][$rownumber])
 204         ? $_POST['virtual']['multi_edit'][$rownumber]
 205         : null;
 206
 207     // When a select field is nullified, it's not present in $_POST
 208     // so initialize it; this way, the foreach($multi_edit_columns) will process it
 209     foreach ($multi_edit_columns_name as $key => $val) {
 210         if (! isset($multi_edit_columns[$key])) {
 211             $multi_edit_columns[$key] = '';
 212         }
 213     }
 214
 215     // Iterate in the order of $multi_edit_columns_name,
 216     // not $multi_edit_columns, to avoid problems
 217     // when inserting multiple entries
 218     $insert_fail = false;
 219     foreach ($multi_edit_columns_name as $key => $column_name) {
 220         $current_value = $multi_edit_columns[$key];
 221         // Note: $key is an md5 of the fieldname. The actual fieldname is
 222         // available in $multi_edit_columns_name[$key]
 223
 224         $file_to_insert = new File();
 225         $file_to_insert->checkTblChangeForm((string) $key, (string) $rownumber);
 226
 227         $possibly_uploaded_val = $file_to_insert->getContent();
 228         if ($possibly_uploaded_val !== false) {
 229             $current_value = $possibly_uploaded_val;
 230         }
 231         // Apply Input Transformation if defined
 232         if (! empty($mime_map[$column_name])
 233             && ! empty($mime_map[$column_name]['input_transformation'])
 234         ) {
 235             $filename = 'libraries/classes/Plugins/Transformations/'
 236                 . $mime_map[$column_name]['input_transformation'];
 237             if (is_file($filename)) {
 238                 $classname = $transformations->getClassName($filename);
 239                 if (class_exists($classname)) {
 240                     /** @var IOTransformationsPlugin $transformation_plugin */
 241                     $transformation_plugin = new $classname();
 242                     $transformation_options = $transformations->getOptions(
 243                         $mime_map[$column_name]['input_transformation_options']
 244                     );
 245                     $current_value = $transformation_plugin->applyTransformation(
 246                         $current_value,
 247                         $transformation_options
 248                     );
 249                     // check if transformation was successful or not
 250                     // and accordingly set error messages & insert_fail
 251                     if (method_exists($transformation_plugin, 'isSuccess')
 252                         && ! $transformation_plugin->isSuccess()
 253                     ) {
 254                         $insert_fail = true;
 255                         $row_skipped = true;
 256                         $insert_errors[] = sprintf(
 257                             __('Row: %1$s, Column: %2$s, Error: %3$s'),
 258                             $rownumber,
 259                             $column_name,
 260                             $transformation_plugin->getError()
 261                         );
 262                     }
 263                 }
 264             }
 265         }
 266
 267         if ($file_to_insert->isError()) {
 268             $insert_errors[] = $file_to_insert->getError();
 269         }
 270         // delete $file_to_insert temporary variable
 271         $file_to_insert->cleanUp();
 272
 273         $current_value = $insertEdit->getCurrentValueForDifferentTypes(
 274             $possibly_uploaded_val,
 275             $key,
 276             $multi_edit_columns_type,
 277             $current_value,
 278             $multi_edit_auto_increment,
 279             $rownumber,
 280             $multi_edit_columns_name,
 281             $multi_edit_columns_null,
 282             $multi_edit_columns_null_prev,
 283             $is_insert,
 284             $using_key,
 285             $where_clause,
 286             $table,
 287             $multi_edit_funcs
 288         );
 289
 290         $current_value_as_an_array = $insertEdit->getCurrentValueAsAnArrayForMultipleEdit(
 291             $multi_edit_funcs,
 292             $multi_edit_salt,
 293             $gis_from_text_functions,
 294             $current_value,
 295             $gis_from_wkb_functions,
 296             $func_optional_param,
 297             $func_no_param,
 298             $key
 299         );
 300
 301         if (! isset($multi_edit_virtual) || ! isset($multi_edit_virtual[$key])) {
 302             list($query_values, $query_fields)
 303                 = $insertEdit->getQueryValuesForInsertAndUpdateInMultipleEdit(
 304                     $multi_edit_columns_name,
 305                     $multi_edit_columns_null,
 306                     $current_value,
 307                     $multi_edit_columns_prev,
 308                     $multi_edit_funcs,
 309                     $is_insert,
 310                     $query_values,
 311                     $query_fields,
 312                     $current_value_as_an_array,
 313                     $value_sets,
 314                     $key,
 315                     $multi_edit_columns_null_prev
 316                 );
 317         }
 318         if (isset($multi_edit_columns_null[$key])) {
 319             $multi_edit_columns[$key] = null;
 320         }
 321     } //end of foreach
 322
 323     // temporarily store rows not inserted
 324     // so that they can be populated again.
 325     if ($insert_fail) {
 326         $unsaved_values[$rownumber] = $multi_edit_columns;
 327     }
 328     if (! $insert_fail && count($query_values) > 0) {
 329         if ($is_insert) {
 330             $value_sets[] = implode(', ', $query_values);
 331         } else {
 332             // build update query
 333             $query[] = 'UPDATE ' . Util::backquote($GLOBALS['table'])
 334                 . ' SET ' . implode(', ', $query_values)
 335                 . ' WHERE ' . $where_clause
 336                 . ($_POST['clause_is_unique'] ? '' : ' LIMIT 1');
 337         }
 338     }
 339 } // end foreach ($loop_array as $where_clause)
 340 unset(
 341     $multi_edit_columns_name,
 342     $multi_edit_columns_prev,
 343     $multi_edit_funcs,
 344     $multi_edit_columns_type,
 345     $multi_edit_columns_null,
 346     $func_no_param,
 347     $multi_edit_auto_increment,
 348     $current_value_as_an_array,
 349     $key,
 350     $current_value,
 351     $loop_array,
 352     $where_clause,
 353     $using_key,
 354     $multi_edit_columns_null_prev,
 355     $insert_fail
 356 );
 357
 358 // Builds the sql query
 359 if ($is_insert && count($value_sets) > 0) {
 360     $query = $insertEdit->buildSqlQuery($is_insertignore, $query_fields, $value_sets);
 361 } elseif (empty($query) && ! isset($_POST['preview_sql']) && ! $row_skipped) {
 362     // No change -> move back to the calling script
 363     //
 364     // Note: logic passes here for inline edit
 365     $message = Message::success(__('No change'));
 366     // Avoid infinite recursion
 367     if ($goto_include == 'tbl_replace.php') {
 368         $goto_include = 'tbl_change.php';
 369     }
 370     $active_page = $goto_include;
 371     include ROOT_PATH . Core::securePath($goto_include);
 372     exit;
 373 }
 374 unset($multi_edit_columns, $is_insertignore);
 375
 376 // If there is a request for SQL previewing.
 377 if (isset($_POST['preview_sql'])) {
 378     Core::previewSQL($query);
 379 }
 380
 381 /**
 382  * Executes the sql query and get the result, then move back to the calling
 383  * page
 384  */
 385 list ($url_params, $total_affected_rows, $last_messages, $warning_messages,
 386     $error_messages, $return_to_sql_query)
 387         = $insertEdit->executeSqlQuery($url_params, $query);
 388
 389 if ($is_insert && (count($value_sets) > 0 || $row_skipped)) {
 390     $message = Message::getMessageForInsertedRows(
 391         $total_affected_rows
 392     );
 393     $unsaved_values = array_values($unsaved_values);
 394 } else {
 395     $message = Message::getMessageForAffectedRows(
 396         $total_affected_rows
 397     );
 398 }
 399 if ($row_skipped) {
 400     $goto_include = 'tbl_change.php';
 401     $message->addMessagesString($insert_errors, '<br>');
 402     $message->isError(true);
 403 }
 404
 405 $message->addMessages($last_messages, '<br>');
 406
 407 if (! empty($warning_messages)) {
 408     $message->addMessagesString($warning_messages, '<br>');
 409     $message->isError(true);
 410 }
 411 if (! empty($error_messages)) {
 412     $message->addMessagesString($error_messages);
 413     $message->isError(true);
 414 }
 415 unset(
 416     $error_messages,
 417     $warning_messages,
 418     $total_affected_rows,
 419     $last_messages,
 420     $last_message,
 421     $row_skipped,
 422     $insert_errors
 423 );
 424
 425 /**
 426  * The following section only applies to grid editing.
 427  * However, verifying isAjax() is not enough to ensure we are coming from
 428  * grid editing. If we are coming from the Edit or Copy link in Browse mode,
 429  * ajax_page_request is present in the POST parameters.
 430  */
 431 if ($response->isAjax() && ! isset($_POST['ajax_page_request'])) {
 432     /**
 433      * If we are in grid editing, we need to process the relational and
 434      * transformed fields, if they were edited. After that, output the correct
 435      * link/transformed value and exit
 436      */
 437     if (isset($_POST['rel_fields_list']) && $_POST['rel_fields_list'] != '') {
 438         $map = $relation->getForeigners($db, $table, '', 'both');
 439
 440         $relation_fields = [];
 441         parse_str($_POST['rel_fields_list'], $relation_fields);
 442
 443         // loop for each relation cell
 444         /** @var array $relation_fields */
 445         foreach ($relation_fields as $cell_index => $curr_rel_field) {
 446             foreach ($curr_rel_field as $relation_field => $relation_field_value) {
 447                 $where_comparison = "='" . $relation_field_value . "'";
 448                 $dispval = $insertEdit->getDisplayValueForForeignTableColumn(
 449                     $where_comparison,
 450                     $map,
 451                     $relation_field
 452                 );
 453
 454                 $extra_data['relations'][$cell_index]
 455                     = $insertEdit->getLinkForRelationalDisplayField(
 456                         $map,
 457                         $relation_field,
 458                         $where_comparison,
 459                         $dispval,
 460                         $relation_field_value
 461                     );
 462             }
 463         }   // end of loop for each relation cell
 464     }
 465     if (isset($_POST['do_transformations'])
 466         && $_POST['do_transformations'] == true
 467     ) {
 468         $edited_values = [];
 469         parse_str($_POST['transform_fields_list'], $edited_values);
 470
 471         if (! isset($extra_data)) {
 472             $extra_data = [];
 473         }
 474         $transformation_types = [
 475             "input_transformation",
 476             "transformation",
 477         ];
 478         foreach ($mime_map as $transformation) {
 479             $column_name = $transformation['column_name'];
 480             foreach ($transformation_types as $type) {
 481                 $file = Core::securePath($transformation[$type]);
 482                 $extra_data = $insertEdit->transformEditedValues(
 483                     $db,
 484                     $table,
 485                     $transformation,
 486                     $edited_values,
 487                     $file,
 488                     $column_name,
 489                     $extra_data,
 490                     $type
 491                 );
 492             }
 493         }   // end of loop for each $mime_map
 494     }
 495
 496     // Need to check the inline edited value can be truncated by MySQL
 497     // without informing while saving
 498     $column_name = $_POST['fields_name']['multi_edit'][0][0];
 499
 500     $insertEdit->verifyWhetherValueCanBeTruncatedAndAppendExtraData(
 501         $db,
 502         $table,
 503         $column_name,
 504         $extra_data
 505     );
 506
 507     /**Get the total row count of the table*/
 508     $_table = new Table($_POST['table'], $_POST['db']);
 509     $extra_data['row_count'] = $_table->countRecords();
 510
 511     $extra_data['sql_query'] = Util::getMessage(
 512         $message,
 513         $GLOBALS['display_query']
 514     );
 515
 516     $response->setRequestStatus($message->isSuccess());
 517     $response->addJSON('message', $message);
 518     $response->addJSON($extra_data);
 519     exit;
 520 }
 521
 522 if (! empty($return_to_sql_query)) {
 523     $disp_query = $GLOBALS['sql_query'];
 524     $disp_message = $message;
 525     unset($message);
 526     $GLOBALS['sql_query'] = $return_to_sql_query;
 527 }
 528
 529 $scripts->addFile('vendor/jquery/additional-methods.js');
 530 $scripts->addFile('tbl_change.js');
 531
 532 $active_page = $goto_include;
 533
 534 /**
 535  * If user asked for "and then Insert another new row" we have to remove
 536  * WHERE clause information so that tbl_change.php does not go back
 537  * to the current record
 538  */
 539 if (isset($_POST['after_insert']) && 'new_insert' == $_POST['after_insert']) {
 540     unset($_POST['where_clause']);
 541 }
 542
 543 /**
 544  * Load target page.
 545  */
 546 require ROOT_PATH . Core::securePath($goto_include);
 547 exit;