src/applications/phame/xaction/PhameBlogSubtitleTransaction.php

   1 <?php
   2
   3 final class PhameBlogSubtitleTransaction
   4   extends PhameBlogTransactionType {
   5
   6   const TRANSACTIONTYPE = 'phame.blog.subtitle';
   7
   8   public function generateOldValue($object) {
   9     return $object->getSubtitle();
  10   }
  11
  12   public function applyInternalEffects($object, $value) {
  13     $object->setSubtitle($value);
  14   }
  15
  16   public function getTitle() {
  17     $old = $this->getOldValue();
  18     if ($old === null) {
  19       return pht(
  20         '%s set this blog\'s subtitle to "%s".',
  21         $this->renderAuthor(),
  22         $this->renderNewValue());
  23     } else {
  24       return pht(
  25         '%s updated the blog\'s subtitle to "%s".',
  26         $this->renderAuthor(),
  27         $this->renderNewValue());
  28     }
  29   }
  30
  31   public function getTitleForFeed() {
  32     $old = $this->getOldValue();
  33     if ($old === null) {
  34       return pht(
  35         '%s set the subtitle for %s.',
  36         $this->renderAuthor(),
  37         $this->renderObject());
  38     } else {
  39       return pht(
  40         '%s updated the subtitle for %s.',
  41         $this->renderAuthor(),
  42         $this->renderObject());
  43     }
  44   }
  45
  46   public function validateTransactions($object, array $xactions) {
  47     $errors = array();
  48
  49     $max_length = $object->getColumnMaximumByteLength('subtitle');
  50     foreach ($xactions as $xaction) {
  51       $new_value = $xaction->getNewValue();
  52       $new_length = strlen($new_value);
  53       if ($new_length > $max_length) {
  54         $errors[] = $this->newInvalidError(
  55           pht('The subtitle can be no longer than %s characters.',
  56           new PhutilNumber($max_length)));
  57       }
  58     }
  59
  60     return $errors;
  61   }
  62
  63 }