src/applications/phame/xaction/PhamePostTitleTransaction.php

   1 <?php
   2
   3 final class PhamePostTitleTransaction
   4   extends PhamePostTransactionType {
   5
   6   const TRANSACTIONTYPE = 'phame.post.title';
   7
   8   public function generateOldValue($object) {
   9     return $object->getTitle();
  10   }
  11
  12   public function applyInternalEffects($object, $value) {
  13     $object->setTitle($value);
  14   }
  15
  16   public function getTitle() {
  17     return pht(
  18       '%s renamed this blog post from %s to %s.',
  19       $this->renderAuthor(),
  20       $this->renderOldValue(),
  21       $this->renderNewValue());
  22   }
  23
  24   public function getTitleForFeed() {
  25     return pht(
  26       '%s renamed %s blog post from %s to %s.',
  27       $this->renderAuthor(),
  28       $this->renderObject(),
  29       $this->renderOldValue(),
  30       $this->renderNewValue());
  31   }
  32
  33   public function validateTransactions($object, array $xactions) {
  34     $errors = array();
  35
  36     if ($this->isEmptyTextTransaction($object->getTitle(), $xactions)) {
  37       $errors[] = $this->newRequiredError(
  38         pht('Posts must have a title.'));
  39     }
  40
  41     $max_length = $object->getColumnMaximumByteLength('title');
  42     foreach ($xactions as $xaction) {
  43       $new_value = $xaction->getNewValue();
  44       $new_length = strlen($new_value);
  45       if ($new_length > $max_length) {
  46         $errors[] = $this->newInvalidError(
  47           pht('The title can be no longer than %s characters.',
  48           new PhutilNumber($max_length)));
  49       }
  50     }
  51
  52     return $errors;
  53   }
  54
  55 }