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