Cmd::printError() - Code Metrics - sebastianfeldmann/phpbu - Measure and Improve Code Quality continuously with Scrutinizer

Cmd::printError() A
last analyzed 2020-10-24 14:04 UTC

↳ Parent: Cmd

Complexity

Conditions	2
Paths	2

Size

Total Lines	6
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes

Metric	Value
cc	2
eloc	4
c	0
b	0
f	0
nc	2
nop	2
dl	0
loc	6
ccs	0
cts	2
cp	0
crap	6
rs	10

<?php
/**
 * phpbu
 *
 * Copyright (c) 2014 - 2017 Sebastian Feldmann <[email protected]>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 * @package    phpbu
 * @author     Sebastian Feldmann <[email protected]>
 * @copyright  Sebastian Feldmann
 * @license    https://opensource.org/licenses/MIT The MIT License (MIT)
 * @link       https://phpbu.de/
 * @since      Class available since Release 1.0.0
 */
namespace phpbu\App;

use Phar;
use phpbu\App\Cmd\Args;
use phpbu\App\Configuration\Bootstrapper;
use phpbu\App\Util\Arr;
use function fgets;
use function file_put_contents;
use function getcwd;
use function sprintf;
use function trim;
use const PHP_EOL;
use const STDIN;

/**
 * Main application class.
 *
 * @package    phpbu
 * @author     Sebastian Feldmann <[email protected]>
 * @copyright  Sebastian Feldmann <[email protected]>
 * @license    https://opensource.org/licenses/MIT The MIT License (MIT)
 * @link       https://phpbu.de/
 * @since      Class available since Release 1.0.0
 */
final class Cmd
{
    const EXIT_SUCCESS   = 0;
    const EXIT_FAILURE   = 1;
    const EXIT_EXCEPTION = 2;

    /**
     * Is cmd executed from phar
     *
     * @var bool
     */
    private $isPhar;

    /**
     * Is version string printed already
     *
     * @var bool
     */
    private $isVersionStringPrinted = false;

    /**
     * List of given arguments
     *
     * @var array
     */
    private $arguments = [];

    /**
     * Runs the application
     *
     * @param array $args
     */
    public function run(array $args) : void
    {
        $this->isPhar = defined('__PHPBU_PHAR__');
        $this->handleOpt($args);

        $ret        = self::EXIT_FAILURE;
        $factory    = new Factory();
        $runner     = new Runner($factory);
        $configFile = $this->findConfiguration();

        try {
            $this->printVersionString();
            $result = $runner->run($this->createConfiguration($configFile, $factory));

            if ($result->wasSuccessful()) {
                $ret = self::EXIT_SUCCESS;
            } elseif ($result->errorCount() > 0) {
                $ret = self::EXIT_EXCEPTION;
            }
        } catch (\Exception $e) {
            echo $e->getMessage() . PHP_EOL;
            $ret = self::EXIT_EXCEPTION;
        }

        exit($ret);

    }

    /**
     * Check arguments and load configuration file
     *
     * @param array $args
     */
    protected function handleOpt(array $args) : void
    {
        try {
            $parser  = new Args($this->isPhar);
            $options = $parser->getOptions($args);
            $this->handleArgs($options);
        } catch (Exception $e) {
            $this->printError($e->getMessage(), true);
        }
    }

    /**
     * Handle the parsed command line options
     *
     * @param  array $options
     * @return void
     */
    protected function handleArgs(array $options) : void
    {
        foreach ($options as $option => $argument) {
            switch ($option) {
                case '-V':
                case '--version':
                    $this->printVersionString();
                    exit(self::EXIT_SUCCESS);

                case '--self-update':
                    $this->handleSelfUpdate();
                    exit(self::EXIT_SUCCESS);

                case '--generate-configuration':
                    $this->handleConfigGeneration();
                    exit(self::EXIT_SUCCESS);

                case '--version-check':
                    $this->handleVersionCheck();
                    exit(self::EXIT_SUCCESS);

                case '-h':
                case '--help':
                    $this->printHelp();
                    exit(self::EXIT_SUCCESS);

                case '-v':
                    $this->arguments['verbose'] = true;
                    break;
                default:
                    $this->arguments[trim($option, '-')] = $argument;
                    break;
            }
        }
    }

    /**
     * Try to find a configuration file
     */
    protected function findConfiguration() : string
    {
        $configOption = $this->arguments['configuration'] ?? '';

        try {
            $finder = new Configuration\Finder();
            return $finder->findConfiguration($configOption);
        } catch (\Exception $e) {
            // config option given but still no config found
            if (!empty($configOption)) {
                $this->printError('Can\'t find configuration file.');
            }
            $this->printHelp();
            exit(self::EXIT_EXCEPTION);
interface ReturnsInt {
    public function returnsIntHinted(): int;
}

class MyClass implements ReturnsInt {
    public function returnsIntHinted(): int
    {
        if (foo()) {
            return 123;
        }
        // here: null is implicitly returned
    }
}
        }
    }

    /**
     * Create a application configuration
     *
     * @param  string             $configurationFile
     * @param  \phpbu\App\Factory $factory
     * @return \phpbu\App\Configuration
     * @throws \phpbu\App\Exception
     */
    protected function createConfiguration(string $configurationFile, Factory $factory) : Configuration
    {
        // setup bootstrapper with --bootstrap option that has precedence over the config file value
        $bootstrapper  = new Bootstrapper(Arr::getValue($this->arguments, 'bootstrap', ''));
        $configLoader  = Configuration\Loader\Factory::createLoader($configurationFile, $bootstrapper);

        if ($configLoader->hasValidationErrors()) {
            echo "  Warning - The configuration file did not pass validation!" . PHP_EOL .
                 "  The following problems have been detected:" . PHP_EOL;

            foreach ($configLoader->getValidationErrors() as $line => $errors) {
                echo sprintf("\n  Line %d:\n", $line);
                foreach ($errors as $msg) {
                    echo sprintf("  - %s\n", $msg);
                }
            }
            echo PHP_EOL;
        }

        $configuration = $configLoader->getConfiguration($factory);

        // command line arguments overrule the config file settings
        $this->overrideConfigWithArguments($configuration);

        // check for command line limit option
        $limitOption = Arr::getValue($this->arguments, 'limit');
        $configuration->setLimit(!empty($limitOption) ? explode(',', $limitOption) : []);

        // add a cli printer for some output
        $configuration->addLogger(
            new Result\PrinterCli(
                $configuration->getVerbose(),
                $configuration->getColors(),
                ($configuration->getDebug() || $configuration->isSimulation())
            )
        );
        return $configuration;
    }

    /**
     * Override configuration settings with command line arguments
     *
     * @param \phpbu\App\Configuration $configuration
     */
    protected function overrideConfigWithArguments(Configuration $configuration) : void
    {
        $settingsToOverride = ['verbose', 'colors', 'debug', 'simulate', 'restore'];
        foreach ($settingsToOverride as $arg) {
            $value = Arr::getValue($this->arguments, $arg);
            if (!empty($value)) {
                $setter = 'set' . ucfirst($arg);
                $configuration->{$setter}($value);
            }
        }
    }

    /**
     * Handle the phar self-update
     */
    protected function handleSelfUpdate() : void
    {
        $this->printVersionString();

        // check if upgrade is necessary
        $latestVersion = $this->getLatestVersion();
        if (!$this->isPharOutdated($latestVersion)) {
            echo 'You already have the latest version of phpbu installed.' . PHP_EOL;
            exit(self::EXIT_SUCCESS);

        }

        $remoteFilename = 'http://phar.phpbu.de/phpbu.phar';
        $localFilename  = realpath($_SERVER['argv'][0]);
        $tempFilename   = basename($localFilename, '.phar') . '-temp.phar';

        echo 'Updating the phpbu PHAR to version ' . $latestVersion . ' ... ';

        $old  = error_reporting(0);
        $phar = file_get_contents($remoteFilename);
        error_reporting($old);
        if (!$phar) {
            echo ' failed' . PHP_EOL . 'Could not reach phpbu update site' . PHP_EOL;
            exit(self::EXIT_EXCEPTION);

        }
        file_put_contents($tempFilename, $phar);

        chmod($tempFilename, 0777 & ~umask());

        // check downloaded phar
        try {
            $phar = new Phar($tempFilename);
            unset($phar);
            // replace current phar with the new one
            rename($tempFilename, $localFilename);
        } catch (\Exception $e) {
            // cleanup crappy phar
            unlink($tempFilename);
            echo 'failed' . PHP_EOL . $e->getMessage() . PHP_EOL;
            exit(self::EXIT_EXCEPTION);

        }

        echo 'done' . PHP_EOL;
    }

    /**
     * Handle phar version-check
     */
    protected function handleVersionCheck() : void
    {
        $this->printVersionString();

        $latestVersion = $this->getLatestVersion();
        if ($this->isPharOutdated($latestVersion)) {
            print 'You are not using the latest version of phpbu.' . PHP_EOL
                . 'Use "phpbu --self-update" to install phpbu ' . $latestVersion . PHP_EOL;
        } else {
            print 'You are using the latest version of phpbu.' . PHP_EOL;
        }
    }

    /**
     * Create a configuration file by asking the user some questions
     *
     * @return void
     */
    private function handleConfigGeneration() : void
    {
        $this->printVersionString();

        print 'Configuration file format: xml|json (default: xml): ';
        $format = trim(fgets(STDIN)) === 'json' ? 'json' : 'xml';
        $file   = 'phpbu.' . $format;

        if (file_exists($file)) {
            echo '  FAILED: The configuration file already exists.' . PHP_EOL;
            exit(self::EXIT_EXCEPTION);

        }

        print PHP_EOL . 'Generating ' . $file . ' in ' . getcwd() . PHP_EOL . PHP_EOL;

        print 'Bootstrap script (relative to path shown above; e.g: vendor/autoload.php): ';
        $bootstrapScript = trim(fgets(STDIN));

        $generator = new Configuration\Generator;

        file_put_contents(
            $file,
            $generator->generateConfigurationSkeleton(
                Version::minor(),
                $format,
                $bootstrapScript
            )
        );

        print PHP_EOL . 'Generated ' . $file . ' in ' . getcwd() . PHP_EOL . PHP_EOL .
            'ATTENTION:' . PHP_EOL .
            'The created configuration is just a skeleton. You have to finish the configuration manually.' . PHP_EOL;
    }

    /**
     * Returns latest released phpbu version
     *
     * @return string
     * @throws \RuntimeException
     */
    protected function getLatestVersion() : string
    {
        $old     = error_reporting(0);
        $version = file_get_contents('https://phar.phpbu.de/latest-version-of/phpbu');
        error_reporting($old);
        if (!$version) {
            echo 'Network-Error: Could not check latest version.' . PHP_EOL;
            exit(self::EXIT_EXCEPTION);
interface ReturnsInt {
    public function returnsIntHinted(): int;
}

class MyClass implements ReturnsInt {
    public function returnsIntHinted(): int
    {
        if (foo()) {
            return 123;
        }
        // here: null is implicitly returned
    }
}
        }
        return $version;
    }

    /**
     * Check if current phar is outdated
     *
     * @param  string $latestVersion
     * @return bool
     */
    protected function isPharOutdated(string $latestVersion) : bool
    {
        return version_compare($latestVersion, Version::id(), '>');
    }

    /**
     * Shows the current application version.
     */
    protected function printVersionString() : void
    {
        if ($this->isVersionStringPrinted) {
            return;
        }

        echo Version::getVersionString() . PHP_EOL . PHP_EOL;
        $this->isVersionStringPrinted = true;
    }

    /**
     * Show the help message
     */
    protected function printHelp() : void
    {
        $this->printVersionString();
        echo <<<EOT
Usage: phpbu [option]

  --bootstrap=<file>       A "bootstrap" PHP file that is included before the backup.
  --configuration=<file>   A phpbu configuration file.
  --colors                 Use colors in output.
  --debug                  Display debugging information during backup generation.
  --generate-configuration Create a new configuration skeleton.
  --limit=<subset>         Limit backup execution to a subset.
  --simulate               Perform a trial run with no changes made.
  --restore                Print a restore guide.
  -h, --help               Print this usage information.
  -v, --verbose            Output more verbose information.
  -V, --version            Output version information and exit.

EOT;
        if ($this->isPhar) {
            echo '  --version-check        Check whether phpbu is up to date.' . PHP_EOL;
            echo '  --self-update          Upgrade phpbu to the latest version.' . PHP_EOL;
        }
    }

    /**
     * Shows some given error message
     *
     * @param string $message
     * @param bool   $hint
     */
    private function printError($message, $hint = false) : void
    {
        $help = $hint ? ', use "phpbu -h" for help' : '';
        $this->printVersionString();
        echo $message . $help . PHP_EOL;
        exit(self::EXIT_EXCEPTION);

    }

    /**
     * Main method, is called by phpbu command and the phar file
     */
    public static function main() : void
    {
        $app = new static();
        $app->run($_SERVER['argv']);
    }
}


1			<?php
2			/**
3			* phpbu
4			*
5			* Copyright (c) 2014 - 2017 Sebastian Feldmann <[email protected]>
6			*
7			* Permission is hereby granted, free of charge, to any person obtaining a copy
8			* of this software and associated documentation files (the "Software"), to deal
9			* in the Software without restriction, including without limitation the rights
10			* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11			* copies of the Software, and to permit persons to whom the Software is
12			* furnished to do so, subject to the following conditions:
13			*
14			* The above copyright notice and this permission notice shall be included in
15			* all copies or substantial portions of the Software.
16			*
17			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18			* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19			* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20			* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21			* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22			* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23			* THE SOFTWARE.
24			*
25			* @package phpbu
26			* @author Sebastian Feldmann <[email protected]>
27			* @copyright Sebastian Feldmann
28			* @license https://opensource.org/licenses/MIT The MIT License (MIT)
29			* @link https://phpbu.de/
30			* @since Class available since Release 1.0.0
31			*/
32			namespace phpbu\App;
33
34			use Phar;
35			use phpbu\App\Cmd\Args;
36			use phpbu\App\Configuration\Bootstrapper;
37			use phpbu\App\Util\Arr;
38			use function fgets;
39			use function file_put_contents;
40			use function getcwd;
41			use function sprintf;
42			use function trim;
43			use const PHP_EOL;
44			use const STDIN;
45
46			/**
47			* Main application class.
48			*
49			* @package phpbu
50			* @author Sebastian Feldmann <[email protected]>
51			* @copyright Sebastian Feldmann <[email protected]>
52			* @license https://opensource.org/licenses/MIT The MIT License (MIT)
53			* @link https://phpbu.de/
54			* @since Class available since Release 1.0.0
55			*/
56			final class Cmd
57			{
58			const EXIT_SUCCESS = 0;
59			const EXIT_FAILURE = 1;
60			const EXIT_EXCEPTION = 2;
61
62			/**
63			* Is cmd executed from phar
64			*
65			* @var bool
66			*/
67			private $isPhar;
68
69			/**
70			* Is version string printed already
71			*
72			* @var bool
73			*/
74			private $isVersionStringPrinted = false;
75
76			/**
77			* List of given arguments
78			*
79			* @var array
80			*/
81			private $arguments = [];
82
83			/**
84			* Runs the application
85			*
86			* @param array $args
87			*/
88			public function run(array $args) : void
89			{
90			$this->isPhar = defined('__PHPBU_PHAR__');
91			$this->handleOpt($args);
92
93			$ret = self::EXIT_FAILURE;
94			$factory = new Factory();
95			$runner = new Runner($factory);
96			$configFile = $this->findConfiguration();
97
98			try {
99			$this->printVersionString();
100			$result = $runner->run($this->createConfiguration($configFile, $factory));
101
102			if ($result->wasSuccessful()) {
103			$ret = self::EXIT_SUCCESS;
104			} elseif ($result->errorCount() > 0) {
105			$ret = self::EXIT_EXCEPTION;
106			}
107			} catch (\Exception $e) {
108			echo $e->getMessage() . PHP_EOL;
109			$ret = self::EXIT_EXCEPTION;
110			}
111
112			exit($ret);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
113			}
114
115			/**
116			* Check arguments and load configuration file
117			*
118			* @param array $args
119			*/
120			protected function handleOpt(array $args) : void
121			{
122			try {
123			$parser = new Args($this->isPhar);
124			$options = $parser->getOptions($args);
125			$this->handleArgs($options);
126			} catch (Exception $e) {
127			$this->printError($e->getMessage(), true);
128			}
129			}
130
131			/**
132			* Handle the parsed command line options
133			*
134			* @param array $options
135			* @return void
136			*/
137			protected function handleArgs(array $options) : void
138			{
139			foreach ($options as $option => $argument) {
140			switch ($option) {
141			case '-V':
142			case '--version':
143			$this->printVersionString();
144			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
145			case '--self-update':
146			$this->handleSelfUpdate();
147			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
148			case '--generate-configuration':
149			$this->handleConfigGeneration();
150			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
151			case '--version-check':
152			$this->handleVersionCheck();
153			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
154			case '-h':
155			case '--help':
156			$this->printHelp();
157			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
158			case '-v':
159			$this->arguments['verbose'] = true;
160			break;
161			default:
162			$this->arguments[trim($option, '-')] = $argument;
163			break;
164			}
165			}
166			}
167
168			/**
169			* Try to find a configuration file
170			*/
171			protected function findConfiguration() : string
172			{
173			$configOption = $this->arguments['configuration'] ?? '';
174
175			try {
176			$finder = new Configuration\Finder();
177			return $finder->findConfiguration($configOption);
178			} catch (\Exception $e) {
179			// config option given but still no config found
180			if (!empty($configOption)) {
181			$this->printError('Can\'t find configuration file.');
182			}
183			$this->printHelp();
184			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history... Bug Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report In this branch, the function will implicitly return `null` which is incompatible with the type-hinted return `string`. Consider adding a return statement or allowing `null` as return value. For hinted functions/methods where all return statements with the correct type are only reachable via conditions, ?null? gets implicitly returned which may be incompatible with the hinted type. Let?s take a look at an example: interface ReturnsInt { public function returnsIntHinted(): int; } class MyClass implements ReturnsInt { public function returnsIntHinted(): int { if (foo()) { return 123; } // here: null is implicitly returned } } Loading history...
185			}
186			}
187
188			/**
189			* Create a application configuration
190			*
191			* @param string $configurationFile
192			* @param \phpbu\App\Factory $factory
193			* @return \phpbu\App\Configuration
194			* @throws \phpbu\App\Exception
195			*/
196			protected function createConfiguration(string $configurationFile, Factory $factory) : Configuration
197			{
198			// setup bootstrapper with --bootstrap option that has precedence over the config file value
199			$bootstrapper = new Bootstrapper(Arr::getValue($this->arguments, 'bootstrap', ''));
200			$configLoader = Configuration\Loader\Factory::createLoader($configurationFile, $bootstrapper);
201
202			if ($configLoader->hasValidationErrors()) {
203			echo " Warning - The configuration file did not pass validation!" . PHP_EOL .
204			" The following problems have been detected:" . PHP_EOL;
205
206			foreach ($configLoader->getValidationErrors() as $line => $errors) {
207			echo sprintf("\n Line %d:\n", $line);
208			foreach ($errors as $msg) {
209			echo sprintf(" - %s\n", $msg);
210			}
211			}
212			echo PHP_EOL;
213			}
214
215			$configuration = $configLoader->getConfiguration($factory);
216
217			// command line arguments overrule the config file settings
218			$this->overrideConfigWithArguments($configuration);
219
220			// check for command line limit option
221			$limitOption = Arr::getValue($this->arguments, 'limit');
222			$configuration->setLimit(!empty($limitOption) ? explode(',', $limitOption) : []);
223
224			// add a cli printer for some output
225			$configuration->addLogger(
226			new Result\PrinterCli(
227			$configuration->getVerbose(),
228			$configuration->getColors(),
229			($configuration->getDebug() \|\| $configuration->isSimulation())
230			)
231			);
232			return $configuration;
233			}
234
235			/**
236			* Override configuration settings with command line arguments
237			*
238			* @param \phpbu\App\Configuration $configuration
239			*/
240			protected function overrideConfigWithArguments(Configuration $configuration) : void
241			{
242			$settingsToOverride = ['verbose', 'colors', 'debug', 'simulate', 'restore'];
243			foreach ($settingsToOverride as $arg) {
244			$value = Arr::getValue($this->arguments, $arg);
245			if (!empty($value)) {
246			$setter = 'set' . ucfirst($arg);
247			$configuration->{$setter}($value);
248			}
249			}
250			}
251
252			/**
253			* Handle the phar self-update
254			*/
255			protected function handleSelfUpdate() : void
256			{
257			$this->printVersionString();
258
259			// check if upgrade is necessary
260			$latestVersion = $this->getLatestVersion();
261			if (!$this->isPharOutdated($latestVersion)) {
262			echo 'You already have the latest version of phpbu installed.' . PHP_EOL;
263			exit(self::EXIT_SUCCESS);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
264			}
265
266			$remoteFilename = 'http://phar.phpbu.de/phpbu.phar';
267			$localFilename = realpath($_SERVER['argv'][0]);
268			$tempFilename = basename($localFilename, '.phar') . '-temp.phar';
269
270			echo 'Updating the phpbu PHAR to version ' . $latestVersion . ' ... ';
271
272			$old = error_reporting(0);
273			$phar = file_get_contents($remoteFilename);
274			error_reporting($old);
275			if (!$phar) {
276			echo ' failed' . PHP_EOL . 'Could not reach phpbu update site' . PHP_EOL;
277			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
278			}
279			file_put_contents($tempFilename, $phar);
280
281			chmod($tempFilename, 0777 & ~umask());
282
283			// check downloaded phar
284			try {
285			$phar = new Phar($tempFilename);
286			unset($phar);
287			// replace current phar with the new one
288			rename($tempFilename, $localFilename);
289			} catch (\Exception $e) {
290			// cleanup crappy phar
291			unlink($tempFilename);
292			echo 'failed' . PHP_EOL . $e->getMessage() . PHP_EOL;
293			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
294			}
295
296			echo 'done' . PHP_EOL;
297			}
298
299			/**
300			* Handle phar version-check
301			*/
302			protected function handleVersionCheck() : void
303			{
304			$this->printVersionString();
305
306			$latestVersion = $this->getLatestVersion();
307			if ($this->isPharOutdated($latestVersion)) {
308			print 'You are not using the latest version of phpbu.' . PHP_EOL
309			. 'Use "phpbu --self-update" to install phpbu ' . $latestVersion . PHP_EOL;
310			} else {
311			print 'You are using the latest version of phpbu.' . PHP_EOL;
312			}
313			}
314
315			/**
316			* Create a configuration file by asking the user some questions
317			*
318			* @return void
319			*/
320			private function handleConfigGeneration() : void
321			{
322			$this->printVersionString();
323
324			print 'Configuration file format: xml\|json (default: xml): ';
325			$format = trim(fgets(STDIN)) === 'json' ? 'json' : 'xml';
326			$file = 'phpbu.' . $format;
327
328			if (file_exists($file)) {
329			echo ' FAILED: The configuration file already exists.' . PHP_EOL;
330			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
331			}
332
333			print PHP_EOL . 'Generating ' . $file . ' in ' . getcwd() . PHP_EOL . PHP_EOL;
334
335			print 'Bootstrap script (relative to path shown above; e.g: vendor/autoload.php): ';
336			$bootstrapScript = trim(fgets(STDIN));
337
338			$generator = new Configuration\Generator;
339
340			file_put_contents(
341			$file,
342			$generator->generateConfigurationSkeleton(
343			Version::minor(),
344			$format,
345			$bootstrapScript
346			)
347			);
348
349			print PHP_EOL . 'Generated ' . $file . ' in ' . getcwd() . PHP_EOL . PHP_EOL .
350			'ATTENTION:' . PHP_EOL .
351			'The created configuration is just a skeleton. You have to finish the configuration manually.' . PHP_EOL;
352			}
353
354			/**
355			* Returns latest released phpbu version
356			*
357			* @return string
358			* @throws \RuntimeException
359			*/
360			protected function getLatestVersion() : string
361			{
362			$old = error_reporting(0);
363			$version = file_get_contents('https://phar.phpbu.de/latest-version-of/phpbu');
364			error_reporting($old);
365			if (!$version) {
366			echo 'Network-Error: Could not check latest version.' . PHP_EOL;
367			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Bug Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report In this branch, the function will implicitly return `null` which is incompatible with the type-hinted return `string`. Consider adding a return statement or allowing `null` as return value. For hinted functions/methods where all return statements with the correct type are only reachable via conditions, ?null? gets implicitly returned which may be incompatible with the hinted type. Let?s take a look at an example: interface ReturnsInt { public function returnsIntHinted(): int; } class MyClass implements ReturnsInt { public function returnsIntHinted(): int { if (foo()) { return 123; } // here: null is implicitly returned } } Loading history... Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
368			}
369			return $version;
370			}
371
372			/**
373			* Check if current phar is outdated
374			*
375			* @param string $latestVersion
376			* @return bool
377			*/
378			protected function isPharOutdated(string $latestVersion) : bool
379			{
380			return version_compare($latestVersion, Version::id(), '>');
381			}
382
383			/**
384			* Shows the current application version.
385			*/
386			protected function printVersionString() : void
387			{
388			if ($this->isVersionStringPrinted) {
389			return;
390			}
391
392			echo Version::getVersionString() . PHP_EOL . PHP_EOL;
393			$this->isVersionStringPrinted = true;
394			}
395
396			/**
397			* Show the help message
398			*/
399			protected function printHelp() : void
400			{
401			$this->printVersionString();
402			echo <<<EOT
403			Usage: phpbu [option]
404
405			--bootstrap=<file> A "bootstrap" PHP file that is included before the backup.
406			--configuration=<file> A phpbu configuration file.
407			--colors Use colors in output.
408			--debug Display debugging information during backup generation.
409			--generate-configuration Create a new configuration skeleton.
410			--limit=<subset> Limit backup execution to a subset.
411			--simulate Perform a trial run with no changes made.
412			--restore Print a restore guide.
413			-h, --help Print this usage information.
414			-v, --verbose Output more verbose information.
415			-V, --version Output version information and exit.
416
417			EOT;
418			if ($this->isPhar) {
419			echo ' --version-check Check whether phpbu is up to date.' . PHP_EOL;
420			echo ' --self-update Upgrade phpbu to the latest version.' . PHP_EOL;
421			}
422			}
423
424			/**
425			* Shows some given error message
426			*
427			* @param string $message
428			* @param bool $hint
429			*/
430			private function printError($message, $hint = false) : void
431			{
432			$help = $hint ? ', use "phpbu -h" for help' : '';
433			$this->printVersionString();
434			echo $message . $help . PHP_EOL;
435			exit(self::EXIT_EXCEPTION);
			0 ignored issues – show Best Practice introduced 2019-11-14 22:38 UTC by Report Bug Copy Issue Report Using `exit` here is not recommended. In general, usage of exit should be done with care and only when running in a scripting context like a CLI script. Loading history...
436			}
437
438			/**
439			* Main method, is called by phpbu command and the phar file
440			*/
441			public static function main() : void
442			{
443			$app = new static();
444			$app->run($_SERVER['argv']);
445			}
446			}
447

sebastianfeldmann / phpbu

Cmd::printError() A last analyzed 2020-10-24 14:04 UTC

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Cmd::printError() A
last analyzed 2020-10-24 14:04 UTC