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PhabricatorMacroMemeController.php
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Created
Tue, Nov 19, 05:44

PhabricatorMacroMemeController.php
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<?php
final class PhabricatorMacroMemeController
extends PhabricatorMacroController {
public function shouldAllowPublic() {
return true;
}
public function handleRequest(AphrontRequest $request) {
$macro_name = $request->getStr('macro');
$upper_text = $request->getStr('uppertext');
$lower_text = $request->getStr('lowertext');
$viewer = $request->getViewer();
$uri = self::generateMacro($viewer, $macro_name,
$upper_text, $lower_text);
if ($uri === false) {
return new Aphront404Response();
}
return id(new AphrontRedirectResponse())
->setIsExternal(true)
->setURI($uri);
}
public static function generateMacro($viewer, $macro_name, $upper_text,
$lower_text) {
$macro = id(new PhabricatorMacroQuery())
->setViewer($viewer)
->withNames(array($macro_name))
->needFiles(true)
->executeOne();
if (!$macro) {
return false;
}
$file = $macro->getFile();
$upper_text = strtoupper($upper_text);
$lower_text = strtoupper($lower_text);
$mixed_text = md5($upper_text).':'.md5($lower_text);
$hash = 'meme'.hash('sha256', $mixed_text);
$xform = id(new PhabricatorTransformedFile())
->loadOneWhere('originalphid=%s and transform=%s',
$file->getPHID(), $hash);
if ($xform) {
$memefile = id(new PhabricatorFileQuery())
->setViewer($viewer)
->withPHIDs(array($xform->getTransformedPHID()))
->executeOne();
if ($memefile) {
return $memefile->getBestURI();
}
}
$unguarded = AphrontWriteGuard::beginScopedUnguardedWrites();
$transformers = (new PhabricatorImageTransformer());
$newfile = $transformers
->executeMemeTransform($file, $upper_text, $lower_text);
$xfile = new PhabricatorTransformedFile();
$xfile->setOriginalPHID($file->getPHID());
$xfile->setTransformedPHID($newfile->getPHID());
$xfile->setTransform($hash);
$xfile->save();
return $newfile->getBestURI();
}
}

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