src/applications/macro/xaction/PhabricatorMacroFileTransaction.php

   1 <?php
   2
   3 final class PhabricatorMacroFileTransaction
   4   extends PhabricatorMacroTransactionType {
   5
   6   const TRANSACTIONTYPE = 'macro:file';
   7
   8   public function generateOldValue($object) {
   9     return $object->getFilePHID();
  10   }
  11
  12   public function applyInternalEffects($object, $value) {
  13     $object->setFilePHID($value);
  14   }
  15
  16   public function applyExternalEffects($object, $value) {
  17     $old = $this->generateOldValue($object);
  18     $new = $value;
  19     $all = array();
  20     if ($old) {
  21       $all[] = $old;
  22     }
  23     if ($new) {
  24       $all[] = $new;
  25     }
  26
  27     $files = id(new PhabricatorFileQuery())
  28       ->setViewer($this->getActor())
  29       ->withPHIDs($all)
  30       ->execute();
  31     $files = mpull($files, null, 'getPHID');
  32
  33     $old_file = idx($files, $old);
  34     if ($old_file) {
  35       $old_file->detachFromObject($object->getPHID());
  36     }
  37
  38     $new_file = idx($files, $new);
  39     if ($new_file) {
  40       $new_file->attachToObject($object->getPHID());
  41     }
  42   }
  43
  44   public function getTitle() {
  45     return pht(
  46       '%s changed the image for this macro.',
  47       $this->renderAuthor());
  48   }
  49
  50   public function getTitleForFeed() {
  51     return pht(
  52       '%s changed the image for %s.',
  53       $this->renderAuthor(),
  54       $this->renderObject());
  55   }
  56
  57   public function validateTransactions($object, array $xactions) {
  58     $errors = array();
  59     $viewer = $this->getActor();
  60
  61     $old_phid = $object->getFilePHID();
  62
  63     foreach ($xactions as $xaction) {
  64       $file_phid = $xaction->getNewValue();
  65
  66       if (!$old_phid) {
  67         if ($this->isEmptyTextTransaction($file_phid, $xactions)) {
  68           $errors[] = $this->newRequiredError(
  69             pht('Image macros must have a file.'));
  70           return $errors;
  71         }
  72       }
  73
  74       // Only validate if file was uploaded
  75       if ($file_phid) {
  76         $file = id(new PhabricatorFileQuery())
  77           ->setViewer($viewer)
  78           ->withPHIDs(array($file_phid))
  79           ->executeOne();
  80
  81         if (!$file) {
  82           $errors[] = $this->newInvalidError(
  83             pht('"%s" is not a valid file PHID.',
  84             $file_phid));
  85         } else {
  86           if (!$file->isViewableImage()) {
  87             $mime_type = $file->getMimeType();
  88             $errors[] = $this->newInvalidError(
  89               pht('File mime type of "%s" is not a valid viewable image.',
  90               $mime_type));
  91           }
  92         }
  93       }
  94
  95     }
  96
  97     return $errors;
  98   }
  99
 100   public function getIcon() {
 101     return 'fa-file-image-o';
 102   }
 103
 104 }