[BUGFIX] Fix paste handling in CmdMap part

We now support negative uids on the target while handling paste
commands.

Resolves: IchHabRecht#76

Classes/Hooks/CmdmapDataHandlerHook.php

@@ -58,13 +58,21 @@ public function processCmdmap_beforeStart(DataHandler $dataHandler)
  }
  }
 
+ $checkId = $id;
+
  if (is_array($value)
  && !empty($value['action'])
  && 'paste' === $value['action']
  && isset($value['update']['colPos'])
  ) {
  $command = 'paste';
  $pageId = (int)$value['target'];
+
+ if ($pageId < 0) {
+ $previousRecord = BackendUtility::getRecord('tt_content', abs($pageId), 'pid');
+ $pageId = (int)$previousRecord['pid'];
+ $checkId = 'NEW_';
+ }
  $colPos = (int)$value['update']['colPos'];
  } elseif ($value > 0) {
  $pageId = (int)$value;
@@ -78,11 +86,10 @@ public function processCmdmap_beforeStart(DataHandler $dataHandler)
  $currentRecord['colPos'] = $colPos;
 
  $backendLayoutConfiguration = BackendLayoutConfiguration::createFromPageId($pageId);
- $columnConfiguration = $backendLayoutConfiguration->getConfigurationByColPos($colPos, $id);
+ $columnConfiguration = $backendLayoutConfiguration->getConfigurationByColPos($colPos, $checkId);
 
  // Failing one of the conditions prevents a new record from being added to the database for the
  // current command
-
  if (!$this->isRecordAllowedByRestriction($columnConfiguration, $currentRecord)) {
  unset($dataHandler->cmdmap['tt_content'][$id]);
  $dataHandler->log(