src/applications/phurl/xaction/PhabricatorPhurlURLAliasTransaction.php

   1 <?php
   2
   3 final class PhabricatorPhurlURLAliasTransaction
   4   extends PhabricatorPhurlURLTransactionType {
   5
   6   const TRANSACTIONTYPE = 'phurl.alias';
   7
   8   public function generateOldValue($object) {
   9     return $object->getAlias();
  10   }
  11
  12   public function applyInternalEffects($object, $value) {
  13     $object->setAlias($value);
  14   }
  15
  16   public function getTitle() {
  17     return pht(
  18       '%s changed the alias from %s to %s.',
  19       $this->renderAuthor(),
  20       $this->renderOldValue(),
  21       $this->renderNewValue());
  22   }
  23
  24   public function getTitleForFeed() {
  25     return pht(
  26       '%s changed the alias of %s 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->getAlias(), $xactions)) {
  37       $errors[] = $this->newRequiredError(
  38         pht('Phurls must have an alias.'));
  39     }
  40
  41     $max_length = $object->getColumnMaximumByteLength('alias');
  42     foreach ($xactions as $xaction) {
  43       $new_alias = $xaction->getNewValue();
  44
  45       // Check length
  46       $new_length = strlen($new_alias);
  47       if ($new_length > $max_length) {
  48         $errors[] = $this->newRequiredError(
  49           pht('The alias can be no longer than %d characters.', $max_length));
  50       }
  51
  52       // Check characters
  53       if ($xaction->getOldValue() != $xaction->getNewValue()) {
  54         $debug_alias = new PHUIInvisibleCharacterView($new_alias);
  55         if (!preg_match('/[a-zA-Z]/', $new_alias)) {
  56           $errors[] = $this->newRequiredError(
  57             pht('The alias you provided (%s) must contain at least one '.
  58               'letter.',
  59               $debug_alias));
  60         }
  61         if (preg_match('/[^a-z0-9]/i', $new_alias)) {
  62           $errors[] = $this->newRequiredError(
  63             pht('The alias you provided (%s) may only contain letters and '.
  64               'numbers.',
  65               $debug_alias));
  66         }
  67       }
  68     }
  69
  70     return $errors;
  71   }
  72
  73   public function getIcon() {
  74     return 'fa-compress';
  75   }
  76
  77 }