public static function getFile($blueprint, $field, $id)
{
$tag = "Binary::getFile()";
Log::debug("{$tag}");
try {
$binaryString = Binary::getString($blueprint, $field, $id);
} catch (Exception $e) {
throw $e;
}
$tmpFile = tmpfile();
$bytes = fwrite($tmpFile, $binaryString);
if ($bytes) {
return $tmpFile;
} else {
Log::error("{$tag}: Unable to write to temporary file");
throw new Exception("{$tag}: Unable to write to temporary file");
}
}
}
} else {
// No file was uploaded for this binary field;
Log::debug("...No file found");
if ($entityId != 0) {
// Existing Entity
if (array_key_exists($key, $_POST) && $_POST[$key] == "clear") {
// Process request to clear binary
Log::debug("...Clear binary");
$entity->set($key, NULL);
$entity->length($key, 0);
} else {
// Keep current binaries for existing entities
Log::debug("...Keep existing binary");
if ($entity->length($key) > 0) {
$entity->set($key, Binary::getString($entityBP->getKey(), $key, $entity->getId()));
// this is required since this field could have been over written by init($_POST)
} else {
$entity->set($key, NULL);
// this is required since this field could have been over written by init($_POST)
}
}
} else {
// New Entity
$entity->set($key, NULL);
$entity->length($key, 0);
}
}
}
// END: if($field->getDataType() == "binary")
}
if (empty($blueprint) || empty($field) || empty($id)) {
Log::error("Missing a required input");
echo "ERROR: Missing a required input.";
exit;
} else {
Log::debug("... " . $blueprint . "." . $field . ": " . $id);
try {
// load the blueprint
$blueprint_file_name = $blueprint . ".entity.xml";
$bp = BlueprintReader::read($blueprint_file_name);
// lookup the field
$f = $bp->get($field);
// retrieve meta data for file creation
$mimeType = $f->getMimeType();
// retrieve the binary as a string
$binaryString = Binary::getString($blueprint, $field, $id);
} catch (Exception $e) {
Log::error($e->getMessage());
echo "EXCEPTION: " . $e->getMessage();
exit;
}
switch ($action) {
case "file":
// create filename
$ext = Binary::extension($mimeType);
$filename = $blueprint . "." . $field . "." . $id . "." . $ext;
// set headers
header("Content-Type: {$mimeType}");
header("Content-Disposition: attachment; filename={$filename}");
header("Content-Transfer-Encoding: binary");
echo "{$binaryString}";