/**
* Retrieve a specific version
* @param version version of text to retrieve
*/
public function version($version)
{
Kohana::$log->add(Kohana::DEBUG, 'Executing Versioned_Sprig::version');
if ($version < 1) {
$version = 1;
} elseif ($version == 'head' or $version > $this->_original['version']) {
$version = $this->_original['version'];
}
foreach ($this->_fields as $field => $object) {
if ($object instanceof Sprig_Field_Versioned) {
$revisions = $this->revisions;
$revision = $revisions->current();
$text = $this->_original[$field];
while ($revision->version > $version) {
$diff = $revision->diff;
$text = Versioned::patch($text, $diff, TRUE);
$revision = $revisions->next()->current();
}
$this->{$field} = $text;
$this->version = $version;
}
}
}
