/**
* Gets a single tag
*
* @param string $tag tag to find
* @param string $hash hash of tag, if known
* @return GitPHP_Tag tag object
*/
public function GetTag($tag, $hash = '')
{
if (empty($tag)) {
return null;
}
$key = GitPHP_Tag::CacheKey($this->project->GetProject(), $tag);
$tagObj = null;
if ($this->memoryCache) {
$tagObj = $this->memoryCache->Get($key);
}
if (!$tagObj) {
if ($this->cache) {
$tagObj = $this->cache->Get($key);
}
$strategy = null;
if ($this->compat) {
$strategy = new GitPHP_TagLoad_Git($this->exe);
} else {
$strategy = new GitPHP_TagLoad_Raw($this->objectLoader);
}
if ($tagObj) {
$tagObj->SetProject($this->project);
$tagObj->SetStrategy($strategy);
} else {
$tagObj = new GitPHP_Tag($this->project, $tag, $strategy, $hash);
}
$tagObj->AddObserver($this);
if ($this->memoryCache) {
$this->memoryCache->Set($key, $tagObj);
}
}
return $tagObj;
}
/**
* Gets the cache key to use for this object
*
* @return string cache key
*/
public function GetCacheKey()
{
return GitPHP_Tag::CacheKey($this->project->GetProject(), $this->refName);
}
