Deployer::__get() - Code Metrics - Inspection of "Migrate to PHP 7.2.25" - deployphp/deployer - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — master ( 31f734...513d45 )

by Anton

created 2019-12-15 14:31 UTC

Deployer::__get() A

↳ Parent: Deployer

Complexity

Conditions	2
Paths	2

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
nc	2
nop	1
dl	0
loc	8
ccs	4
cts	4
cp	1
crap	2
rs	10
c	0
b	0
f	0

<?php
/* (c) Anton Medvedev <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Deployer;

use Deployer\Collection\Collection;
use Deployer\Console\Application;
use Deployer\Console\AutocompleteCommand;
use Deployer\Console\CommandEvent;
use Deployer\Console\DebugCommand;
use Deployer\Console\InitCommand;
use Deployer\Console\Output\Informer;
use Deployer\Console\Output\OutputWatcher;
use Deployer\Console\RunCommand;
use Deployer\Console\SshCommand;
use Deployer\Console\TaskCommand;
use Deployer\Console\WorkerCommand;
use Deployer\Executor\ParallelExecutor;
use Deployer\Executor\SeriesExecutor;
use Deployer\Logger\Handler\FileHandler;
use Deployer\Logger\Handler\NullHandler;
use Deployer\Logger\Logger;
use function Deployer\Support\array_merge_alternate;
use Deployer\Task;
use Deployer\Utility\ProcessOutputPrinter;
use Deployer\Utility\ProcessRunner;
use Deployer\Utility\Reporter;
use Deployer\Utility\Rsync;
use Pimple\Container;
use Symfony\Component\Console;
use Symfony\Component\Console\Input\ArgvInput;
use Symfony\Component\Console\Output\ConsoleOutput;
use Symfony\Component\Console\Style\SymfonyStyle;

/**
 * Deployer class represents DI container for configuring
 *
 * @property Application $console
 * @property Task\TaskCollection|Task\Task[] $tasks
 * @property Host\HostCollection|Collection|Host\Host[] $hosts
 * @property Collection $config
 * @property Rsync $rsync
 * @property Ssh\Client $sshClient
 * @property ProcessRunner $processRunner
 * @property Task\ScriptManager $scriptManager
 * @property Host\HostSelector $hostSelector
 * @property SeriesExecutor $seriesExecutor
 * @property ParallelExecutor $parallelExecutor
 * @property Informer $informer
 * @property Logger $logger
 * @property ProcessOutputPrinter $pop
 * @property Collection $fail
 */
class Deployer extends Container
{
    /**
     * Global instance of deployer. It's can be accessed only after constructor call.
     * @var Deployer
     */
    private static $instance;

    /**
     * @param Application $console
     */
    public function __construct(Application $console)
    {
        parent::__construct();

        /******************************
         *           Console          *
         ******************************/

        $this['console'] = function () use ($console) {
            $console->catchIO(function ($input, $output) {
                $this['input'] = $input;
                $this['output'] =  new OutputWatcher($output);
                return [$this['input'], $this['output']];
            });
            return $console;
        };

        /******************************
         *           Config           *
         ******************************/

        $this['config'] = function () {
            return new Collection();
        };
        $this->config['ssh_multiplexing'] = true;
        $this->config['default_stage'] = null;

        /******************************
         *            Core            *
         ******************************/

        $this['pop'] = function ($c) {
            return new ProcessOutputPrinter($c['output'], $c['logger']);
        };
        $this['sshClient'] = function ($c) {
            return new Ssh\Client($c['output'], $c['pop'], $c['config']['ssh_multiplexing']);
        };
        $this['rsync'] = function ($c) {
            return new Rsync($c['pop']);
        };
        $this['processRunner'] = function ($c) {
            return new ProcessRunner($c['pop']);
        };
        $this['tasks'] = function () {
            return new Task\TaskCollection();
        };
        $this['hosts'] = function () {
            return new Host\HostCollection();
        };
        $this['scriptManager'] = function ($c) {
            return new Task\ScriptManager($c['tasks']);
        };
        $this['hostSelector'] = function ($c) {
            $defaultStage = $c['config']['default_stage'];
            if (is_object($defaultStage) && ($defaultStage instanceof \Closure)) {
                $defaultStage = call_user_func($defaultStage);
            }
            return new Host\HostSelector($c['hosts'], $defaultStage);
        };
        $this['fail'] = function () {
            return new Collection();
        };
        $this['informer'] = function ($c) {
            return new Informer($c['output']);
        };
        $this['seriesExecutor'] = function ($c) {
            return new SeriesExecutor($c['input'], $c['output'], $c['informer']);
        };
        $this['parallelExecutor'] = function ($c) {
            return new ParallelExecutor($c['input'], $c['output'], $c['informer'], $c['console']);
        };

        /******************************
         *           Logger           *
         ******************************/

        $this['log_handler'] = function () {
            return !empty($this->config['log_file'])
                ? new FileHandler($this->config['log_file'])
                : new NullHandler();
        };
        $this['logger'] = function () {
            return new Logger($this['log_handler']);
        };

        /******************************
         *        Init command        *
         ******************************/

        $this['init_command'] = function () {
            return new InitCommand();
        };

        self::$instance = $this;
    }

    /**
     * @return Deployer
     */
    public static function get()
    {
        return self::$instance;
    }

    /**
     * @param string $name
     * @param mixed $value
     */
    public static function setDefault($name, $value)
    {
        Deployer::get()->config[$name] = $value;
    }

    /**
     * @param string $name
     * @param mixed $default
     * @return mixed
     */
    public static function getDefault($name, $default = null)
    {
        return self::hasDefault($name) ? Deployer::get()->config[$name] : $default;
    }

    /**
     * @param string $name
     * @return boolean
     */
    public static function hasDefault($name)
    {
        return isset(Deployer::get()->config[$name]);
    }

    /**
     * @param string $name
     * @param array $array
     */
    public static function addDefault($name, $array)
    {
        if (self::hasDefault($name)) {
            $config = self::getDefault($name);
            if (!is_array($config)) {
                throw new \RuntimeException("Configuration parameter `$name` isn't array.");
            }
            self::setDefault($name, array_merge_alternate($config, $array));
        } else {
            self::setDefault($name, $array);
        }
    }

    /**
     * Init console application
     */
    public function init()
    {
        $this->addConsoleCommands();
        $this->getConsole()->add(new WorkerCommand($this));
        $this->getConsole()->add($this['init_command']);
        $this->getConsole()->add(new SshCommand($this));
        $this->getConsole()->add(new RunCommand($this));
        $this->getConsole()->add(new DebugCommand($this));
        $this->getConsole()->add(new AutocompleteCommand());
        $this->getConsole()->afterRun([$this, 'collectAnonymousStats']);
    }

    /**
     * Transform tasks to console commands.
     */
    public function addConsoleCommands()
    {
        $this->getConsole()->addUserArgumentsAndOptions();

        foreach ($this->tasks as $name => $task) {
            if ($task->isPrivate()) {
                continue;
            }

            $this->getConsole()->add(new TaskCommand($name, $task->getDescription(), $this));
        }
    }

    /**
     * @param string $name
     * @return mixed
     * @throws \InvalidArgumentException
     */
    public function __get($name)
    {
        if (isset($this[$name])) {
            return $this[$name];
        } else {
            throw new \InvalidArgumentException("Property \"$name\" does not exist.");
        }
    }

    /**
     * @return Application
     */
    public function getConsole()
    {
        return $this['console'];
    }

    /**
     * @return Console\Input\InputInterface
     */
    public function getInput()
    {
        return $this['input'];
    }

    /**
     * @return Console\Output\OutputInterface
     */
    public function getOutput()
    {
        return $this['output'];
    }

    /**
     * @param string $name
     * @return Console\Helper\HelperInterface
     */
    public function getHelper($name)
    {
        return $this->getConsole()->getHelperSet()->get($name);
    }

    /**
     * Run Deployer
     *
     * @param string $version
     * @param string $deployFile
     */
    public static function run($version, $deployFile)
    {
        // Init Deployer
        $console = new Application('Deployer', $version);
        $input = new ArgvInput();
        $output = new ConsoleOutput();
        $deployer = new self($console);

        // Pretty-print uncaught exceptions in symfony-console
        set_exception_handler(function ($e) use ($input, $output, $deployer) {
            $io = new SymfonyStyle($input, $output);
            $io->block($e->getMessage(), get_class($e), 'fg=white;bg=red', ' ', true);
            $io->block($e->getTraceAsString());

            $deployer->logger->log('['. get_class($e) .'] '. $e->getMessage());
            $deployer->logger->log($e->getTraceAsString());
            exit(1);
        });

        // Require deploy.php file
        self::loadRecipe($deployFile);

        // Run Deployer
        $deployer->init();
        $console->run($input, $output);
    }

    /**
     * Collect anonymous stats about Deployer usage for improving developer experience.
     * If you are not comfortable with this, you will always be able to disable this
     * by setting `allow_anonymous_stats` to false in your deploy.php file.
     *
     * @param CommandEvent $commandEvent
     * @codeCoverageIgnore
     */
    public function collectAnonymousStats(CommandEvent $commandEvent)
    {
        if ($this->config->has('allow_anonymous_stats') && $this->config['allow_anonymous_stats'] === false) {
            return;
        }

        $stats = [
            'status' => 'success',
            'command_name' => $commandEvent->getCommand()->getName(),
            'project_hash' => empty($this->config['repository']) ? null : sha1($this->config['repository']),
            'hosts_count' => $this->hosts->count(),
            'deployer_version' => $this->getConsole()->getVersion(),
            'deployer_phar' => $this->getConsole()->isPharArchive(),
            'php_version' => phpversion(),
            'extension_pcntl' => extension_loaded('pcntl'),
            'extension_curl' => extension_loaded('curl'),
            'os' => defined('PHP_OS_FAMILY') ? PHP_OS_FAMILY : (stristr(PHP_OS, 'DAR') ? 'OSX' : (stristr(PHP_OS, 'WIN') ? 'WIN' : (stristr(PHP_OS, 'LINUX') ? 'LINUX' : PHP_OS))),
            'exception' => null,
        ];

        if ($commandEvent->getException() !== null) {
            $stats['status'] = 'error';
            $stats['exception'] = get_class($commandEvent->getException());
        }

        if ($stats['command_name'] === 'init') {
            $stats['allow_anonymous_stats'] = $GLOBALS['allow_anonymous_stats'] ?? false;
        }

        if (in_array($stats['command_name'], ['worker', 'list', 'help'], true)) {
            return;
        }

        Reporter::report($stats);
    }

    /**
     * Load recipe file
     *
     * @param string $deployFile
     *
     * @return void
     * @codeCoverageIgnore
     */
    public static function loadRecipe($deployFile)
    {
        if (is_readable($deployFile)) {
            // Prevent variable leak into deploy.php file
            call_user_func(function () use ($deployFile) {
                // reorder autoload stack.
                $originStack = spl_autoload_functions();
                require $deployFile;
                $newStack = spl_autoload_functions();
                if ($originStack[0] !== $newStack[0]) {
                    foreach (array_reverse($originStack) as $loader) {
                        spl_autoload_unregister($loader);
                        spl_autoload_register($loader, true, true);
                    }
                }
            });
        }
    }
}


1		<?php
2		/* (c) Anton Medvedev <[email protected]>
3		*
4		* For the full copyright and license information, please view the LICENSE
5		* file that was distributed with this source code.
6		*/
7
8		namespace Deployer;
9
10		use Deployer\Collection\Collection;
11		use Deployer\Console\Application;
12		use Deployer\Console\AutocompleteCommand;
13		use Deployer\Console\CommandEvent;
14		use Deployer\Console\DebugCommand;
15		use Deployer\Console\InitCommand;
16		use Deployer\Console\Output\Informer;
17		use Deployer\Console\Output\OutputWatcher;
18		use Deployer\Console\RunCommand;
19		use Deployer\Console\SshCommand;
20		use Deployer\Console\TaskCommand;
21		use Deployer\Console\WorkerCommand;
22		use Deployer\Executor\ParallelExecutor;
23		use Deployer\Executor\SeriesExecutor;
24		use Deployer\Logger\Handler\FileHandler;
25		use Deployer\Logger\Handler\NullHandler;
26		use Deployer\Logger\Logger;
27		use function Deployer\Support\array_merge_alternate;
28		use Deployer\Task;
29		use Deployer\Utility\ProcessOutputPrinter;
30		use Deployer\Utility\ProcessRunner;
31		use Deployer\Utility\Reporter;
32		use Deployer\Utility\Rsync;
33		use Pimple\Container;
34		use Symfony\Component\Console;
35		use Symfony\Component\Console\Input\ArgvInput;
36		use Symfony\Component\Console\Output\ConsoleOutput;
37		use Symfony\Component\Console\Style\SymfonyStyle;
38
39		/**
40		* Deployer class represents DI container for configuring
41		*
42		* @property Application $console
43		* @property Task\TaskCollection\|Task\Task[] $tasks
44		* @property Host\HostCollection\|Collection\|Host\Host[] $hosts
45		* @property Collection $config
46		* @property Rsync $rsync
47		* @property Ssh\Client $sshClient
48		* @property ProcessRunner $processRunner
49		* @property Task\ScriptManager $scriptManager
50		* @property Host\HostSelector $hostSelector
51		* @property SeriesExecutor $seriesExecutor
52		* @property ParallelExecutor $parallelExecutor
53		* @property Informer $informer
54		* @property Logger $logger
55		* @property ProcessOutputPrinter $pop
56		* @property Collection $fail
57		*/
58		class Deployer extends Container
59		{
60		/**
61		* Global instance of deployer. It's can be accessed only after constructor call.
62		* @var Deployer
63		*/
64		private static $instance;
65
66		/**
67		* @param Application $console
68		*/
69	15	public function __construct(Application $console)
70		{
71	15	parent::__construct();
72
73		/******************************
74		* Console *
75		******************************/
76
77		$this['console'] = function () use ($console) {
78		$console->catchIO(function ($input, $output) {
79		$this['input'] = $input;
80		$this['output'] = new OutputWatcher($output);
81		return [$this['input'], $this['output']];
82		});
83		return $console;
84		};
85
86		/******************************
87		* Config *
88		******************************/
89
90		$this['config'] = function () {
91	15	return new Collection();
92		};
93	15	$this->config['ssh_multiplexing'] = true;
94	15	$this->config['default_stage'] = null;
95
96		/******************************
97		* Core *
98		******************************/
99
100		$this['pop'] = function ($c) {
101	1	return new ProcessOutputPrinter($c['output'], $c['logger']);
102		};
103		$this['sshClient'] = function ($c) {
104		return new Ssh\Client($c['output'], $c['pop'], $c['config']['ssh_multiplexing']);
105		};
106		$this['rsync'] = function ($c) {
107		return new Rsync($c['pop']);
108		};
109		$this['processRunner'] = function ($c) {
110	1	return new ProcessRunner($c['pop']);
111		};
112		$this['tasks'] = function () {
113	4	return new Task\TaskCollection();
114		};
115		$this['hosts'] = function () {
116	4	return new Host\HostCollection();
117		};
118		$this['scriptManager'] = function ($c) {
119	2	return new Task\ScriptManager($c['tasks']);
120		};
121		$this['hostSelector'] = function ($c) {
122		$defaultStage = $c['config']['default_stage'];
123		if (is_object($defaultStage) && ($defaultStage instanceof \Closure)) {
124		$defaultStage = call_user_func($defaultStage);
125		}
126		return new Host\HostSelector($c['hosts'], $defaultStage);
127		};
128		$this['fail'] = function () {
129		return new Collection();
130		};
131		$this['informer'] = function ($c) {
132		return new Informer($c['output']);
133		};
134		$this['seriesExecutor'] = function ($c) {
135		return new SeriesExecutor($c['input'], $c['output'], $c['informer']);
136		};
137		$this['parallelExecutor'] = function ($c) {
138		return new ParallelExecutor($c['input'], $c['output'], $c['informer'], $c['console']);
139		};
140
141		/******************************
142		* Logger *
143		******************************/
144
145		$this['log_handler'] = function () {
146	1	return !empty($this->config['log_file'])
147		? new FileHandler($this->config['log_file'])
148	1	: new NullHandler();
149		};
150		$this['logger'] = function () {
151	1	return new Logger($this['log_handler']);
152		};
153
154		/******************************
155		* Init command *
156		******************************/
157
158		$this['init_command'] = function () {
159		return new InitCommand();
160		};
161
162	15	self::$instance = $this;
163	15	}
164
165		/**
166		* @return Deployer
167		*/
168	17	public static function get()
169		{
170	17	return self::$instance;
171		}
172
173		/**
174		* @param string $name
175		* @param mixed $value
176		*/
177	3	public static function setDefault($name, $value)
178		{
179	3	Deployer::get()->config[$name] = $value;
180	3	}
181
182		/**
183		* @param string $name
184		* @param mixed $default
185		* @return mixed
186		*/
187	6	public static function getDefault($name, $default = null)
188		{
189	6	return self::hasDefault($name) ? Deployer::get()->config[$name] : $default;
190		}
191
192		/**
193		* @param string $name
194		* @return boolean
195		*/
196	6	public static function hasDefault($name)
197		{
198	6	return isset(Deployer::get()->config[$name]);
199		}
200
201		/**
202		* @param string $name
203		* @param array $array
204		*/
205	2	public static function addDefault($name, $array)
206		{
207	2	if (self::hasDefault($name)) {
208	2	$config = self::getDefault($name);
209	2	if (!is_array($config)) {
210	1	throw new \RuntimeException("Configuration parameter `$name` isn't array.");
211		}
212	1	self::setDefault($name, array_merge_alternate($config, $array));
213		} else {
214		self::setDefault($name, $array);
215		}
216	1	}
217
218		/**
219		* Init console application
220		*/
221		public function init()
222		{
223		$this->addConsoleCommands();
224		$this->getConsole()->add(new WorkerCommand($this));
225		$this->getConsole()->add($this['init_command']);
226		$this->getConsole()->add(new SshCommand($this));
227		$this->getConsole()->add(new RunCommand($this));
228		$this->getConsole()->add(new DebugCommand($this));
229		$this->getConsole()->add(new AutocompleteCommand());
230		$this->getConsole()->afterRun([$this, 'collectAnonymousStats']);
231		}
232
233		/**
234		* Transform tasks to console commands.
235		*/
236		public function addConsoleCommands()
237		{
238		$this->getConsole()->addUserArgumentsAndOptions();
239
240		foreach ($this->tasks as $name => $task) {
241		if ($task->isPrivate()) {
242		continue;
243		}
244
245		$this->getConsole()->add(new TaskCommand($name, $task->getDescription(), $this));
246		}
247		}
248
249		/**
250		* @param string $name
251		* @return mixed
252		* @throws \InvalidArgumentException
253		*/
254	20	public function __get($name)
255		{
256	20	if (isset($this[$name])) {
257	20	return $this[$name];
258		} else {
259	1	throw new \InvalidArgumentException("Property \"$name\" does not exist.");
260		}
261		}
262
263		/**
264		* @return Application
265		*/
266		public function getConsole()
267		{
268		return $this['console'];
269		}
270
271		/**
272		* @return Console\Input\InputInterface
273		*/
274		public function getInput()
275		{
276		return $this['input'];
277		}
278
279		/**
280		* @return Console\Output\OutputInterface
281		*/
282		public function getOutput()
283		{
284		return $this['output'];
285		}
286
287		/**
288		* @param string $name
289		* @return Console\Helper\HelperInterface
290		*/
291		public function getHelper($name)
292		{
293		return $this->getConsole()->getHelperSet()->get($name);
294		}
295
296		/**
297		* Run Deployer
298		*
299		* @param string $version
300		* @param string $deployFile
301		*/
302		public static function run($version, $deployFile)
303		{
304		// Init Deployer
305		$console = new Application('Deployer', $version);
306		$input = new ArgvInput();
307		$output = new ConsoleOutput();
308		$deployer = new self($console);
309
310		// Pretty-print uncaught exceptions in symfony-console
311		set_exception_handler(function ($e) use ($input, $output, $deployer) {
312		$io = new SymfonyStyle($input, $output);
313		$io->block($e->getMessage(), get_class($e), 'fg=white;bg=red', ' ', true);
314		$io->block($e->getTraceAsString());
315
316		$deployer->logger->log('['. get_class($e) .'] '. $e->getMessage());
317		$deployer->logger->log($e->getTraceAsString());
318		exit(1);
319		});
320
321		// Require deploy.php file
322		self::loadRecipe($deployFile);
323
324		// Run Deployer
325		$deployer->init();
326		$console->run($input, $output);
327		}
328
329		/**
330		* Collect anonymous stats about Deployer usage for improving developer experience.
331		* If you are not comfortable with this, you will always be able to disable this
332		* by setting `allow_anonymous_stats` to false in your deploy.php file.
333		*
334		* @param CommandEvent $commandEvent
335		* @codeCoverageIgnore
336		*/
337		public function collectAnonymousStats(CommandEvent $commandEvent)
338		{
339		if ($this->config->has('allow_anonymous_stats') && $this->config['allow_anonymous_stats'] === false) {
340		return;
341		}
342
343		$stats = [
344		'status' => 'success',
345		'command_name' => $commandEvent->getCommand()->getName(),
346		'project_hash' => empty($this->config['repository']) ? null : sha1($this->config['repository']),
347		'hosts_count' => $this->hosts->count(),
348		'deployer_version' => $this->getConsole()->getVersion(),
349		'deployer_phar' => $this->getConsole()->isPharArchive(),
350		'php_version' => phpversion(),
351		'extension_pcntl' => extension_loaded('pcntl'),
352		'extension_curl' => extension_loaded('curl'),
353		'os' => defined('PHP_OS_FAMILY') ? PHP_OS_FAMILY : (stristr(PHP_OS, 'DAR') ? 'OSX' : (stristr(PHP_OS, 'WIN') ? 'WIN' : (stristr(PHP_OS, 'LINUX') ? 'LINUX' : PHP_OS))),
354		'exception' => null,
355		];
356
357		if ($commandEvent->getException() !== null) {
358		$stats['status'] = 'error';
359		$stats['exception'] = get_class($commandEvent->getException());
360		}
361
362		if ($stats['command_name'] === 'init') {
363		$stats['allow_anonymous_stats'] = $GLOBALS['allow_anonymous_stats'] ?? false;
364		}
365
366		if (in_array($stats['command_name'], ['worker', 'list', 'help'], true)) {
367		return;
368		}
369
370		Reporter::report($stats);
371		}
372
373		/**
374		* Load recipe file
375		*
376		* @param string $deployFile
377		*
378		* @return void
379		* @codeCoverageIgnore
380		*/
381		public static function loadRecipe($deployFile)
382		{
383		if (is_readable($deployFile)) {
384		// Prevent variable leak into deploy.php file
385		call_user_func(function () use ($deployFile) {
386		// reorder autoload stack.
387		$originStack = spl_autoload_functions();
388		require $deployFile;
389		$newStack = spl_autoload_functions();
390		if ($originStack[0] !== $newStack[0]) {
391		foreach (array_reverse($originStack) as $loader) {
392		spl_autoload_unregister($loader);
393		spl_autoload_register($loader, true, true);
394		}
395		}
396		});
397		}
398		}
399		}
400

deployphp / deployer

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Deployer::__get() A

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