<?php
/**
 * Controller for displaying a tag
 *
 * @author Christopher Han <xiphux@gmail.com>
 * @copyright Copyright (c) 2010 Christopher Han
 * @package GitPHP
 * @subpackage Controller
 */
class GitPHP_Controller_Tag extends GitPHP_ControllerBase
{

	/**
	 * Initialize controller
	 */
	public function Initialize()
	{
		parent::Initialize();

		if (!empty($this->params['output']) && ($this->params['output'] == 'jstip'))
			$this->DisableLogging();
	}

	/**
	 * Gets the template for this controller
	 *
	 * @return string template filename
	 */
	protected function GetTemplate()
	{
		if (isset($this->params['output']) && ($this->params['output'] == 'jstip')) {
			return 'tagtip.tpl';
		}
		return 'tag.tpl';
	}

	/**
	 * Gets the cache key for this controller
	 *
	 * @return string cache key
	 */
	protected function GetCacheKey()
	{
		return isset($this->params['tag']) ? sha1($this->params['tag']) : '';
	}

	/**
	 * Gets the name of this controller's action
	 *
	 * @param boolean $local true if caller wants the localized action name
	 * @return string action name
	 */
	public function GetName($local = false)
	{
		if ($local && $this->resource) {
			return $this->resource->translate('tag');
		}
		return 'tag';
	}

	/**
	 * Loads data for this template
	 */
	protected function LoadData()
	{
		$head = $this->GetProject()->GetHeadCommit();
		$this->tpl->assign('head', $head);

		$tag = $this->GetProject()->GetTagList()->GetTag($this->params['tag']);

		$this->tpl->assign("tag", $tag);
	}

}