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