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<?php |
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/* (c) Anton Medvedev <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Deployer\Task; |
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class Task |
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{ |
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/** |
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* @var string |
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*/ |
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private $name; |
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/** |
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* Task code. |
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* @var callable |
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*/ |
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private $callback; |
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/** |
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* Task description. |
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* @var string |
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*/ |
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private $description; |
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/** |
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* Should run this task only once and locally? |
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* @var bool |
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*/ |
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private $once = false; |
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/** |
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* List of stages in which this task should be executed. |
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* @var array Key contains stage names. |
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*/ |
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private $onlyForStage = []; |
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/** |
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* List of servers names there this task should be executed. |
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* @var array Key contains server names. |
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*/ |
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private $onlyOn = []; |
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/** |
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* Make task internal and not visible in CLI. |
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* @var bool |
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*/ |
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private $private = false; |
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/** |
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* @param string $name Tasks name |
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* @param \Closure $callback Task code. |
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*/ |
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public function __construct($name, \Closure $callback) |
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{ |
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$this->name = $name; |
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$this->callback = $callback; |
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} |
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/** |
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* Run task. |
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* |
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* @param Context $context |
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*/ |
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public function run(Context $context) |
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{ |
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Context::push($context); |
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$env = $context->getEnvironment(); |
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// Save cd's working_path path. |
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if ($env !== null) { |
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$workingPath = $env->get('working_path', false); |
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} |
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// Call tasks. |
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call_user_func($this->callback); |
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// Restore cd's working_path path. |
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if ($env !== null && isset($workingPath)) { |
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$env->set('working_path', $workingPath); |
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} |
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Context::pop(); |
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} |
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/** |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return $this->name; |
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} |
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/** |
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* @return string |
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*/ |
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public function getDescription() |
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{ |
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return $this->description; |
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} |
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/** |
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* Set task description. |
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* @param string $description |
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* @return $this |
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*/ |
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public function desc($description) |
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{ |
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$this->description = $description; |
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return $this; |
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} |
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/** |
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* Set this task local and run only once. |
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* @return $this |
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*/ |
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public function once() |
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{ |
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$this->once = true; |
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return $this; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isOnce() |
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{ |
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return $this->once; |
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} |
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/** |
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* @param array|string $servers |
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* @return $this |
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*/ |
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public function onlyOn($servers = []) |
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{ |
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$this->onlyOn = array_flip(is_array($servers) ? $servers : func_get_args()); |
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return $this; |
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} |
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/** |
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* Indicate for which stages this task should be run. |
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* |
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* @param array|string $stages |
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* @return $this |
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*/ |
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public function onlyForStage($stages = []) |
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{ |
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$this->onlyForStage = array_flip(is_array($stages) ? $stages: func_get_args()); |
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return $this; |
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} |
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/** |
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* @return array |
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*/ |
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public function getOnlyOn() |
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{ |
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return $this->onlyOn; |
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} |
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/** |
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* @return array |
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*/ |
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public function getOnlyForStage() |
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{ |
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return $this->onlyForStage; |
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} |
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/** |
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* Decide to run or not to run for these stages. |
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* @param $stages |
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* @return bool |
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*/ |
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public function runForStages($stages) |
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{ |
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if (empty($this->onlyForStage)) { |
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return true; |
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} else { |
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return count(array_intersect($stages, array_keys($this->onlyForStage))) > 0; |
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} |
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} |
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/** |
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* Decide to run or not to run on this server. |
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* @param string $serverName |
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* @return bool |
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*/ |
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public function runOnServer($serverName) |
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{ |
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if (empty($this->onlyOn)) { |
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return true; |
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} else { |
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return array_key_exists($serverName, $this->onlyOn); |
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} |
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} |
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/** |
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* @return boolean |
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*/ |
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public function isPrivate() |
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{ |
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return $this->private; |
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} |
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/** |
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* Mark task as private. |
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*/ |
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public function setPrivate() |
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{ |
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$this->private = true; |
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return $this; |
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} |
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} |
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deployphp /
deployer
