kakserpom /
phpdaemon
Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 11 | class AppResolver |
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| 12 | { |
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| 13 | use \PHPDaemon\Traits\ClassWatchdog; |
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| 14 | use \PHPDaemon\Traits\StaticObjectWatchdog; |
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| 15 | |||
| 16 | /** |
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| 17 | * Preloads applications |
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| 18 | * @param boolean $privileged If true, we are in the pre-fork stage |
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| 19 | * @return void |
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| 20 | */ |
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| 21 | public function preload($privileged = false) |
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| 48 | |||
| 49 | /** |
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| 50 | * Gets instance of application |
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| 51 | * @param string $appName Application name |
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| 52 | * @param string $instance Instance name |
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| 53 | * @param boolean $spawn If true, we spawn an instance if absent |
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| 54 | * @param boolean $preload If true, worker is at the preload stage |
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| 55 | * @return object $instance AppInstance |
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| 56 | */ |
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| 57 | public function getInstance($appName, $instance = '', $spawn = true, $preload = false) |
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| 58 | { |
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| 59 | $class = ClassFinder::find($appName, 'Applications'); |
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| 60 | if (isset(Daemon::$appInstances[$class][$instance])) { |
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| 61 | return Daemon::$appInstances[$class][$instance]; |
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| 62 | } |
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| 63 | if (!$spawn) { |
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| 64 | return false; |
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| 65 | } |
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| 66 | $fullname = $this->getAppFullName($appName, $instance); |
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| 67 | View Code Duplication | if (!class_exists($class)) { |
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| 68 | Daemon::$process->log(__METHOD__ . ': unable to find application class ' . json_encode($class) . '\''); |
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| 69 | return false; |
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| 70 | } |
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| 71 | View Code Duplication | if (!is_subclass_of($class, '\\PHPDaemon\\Core\\AppInstance')) { |
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| 72 | Daemon::$process->log(__METHOD__ . ': class ' . json_encode($class) . '\' found, but skipped as long as it is not subclass of \\PHPDaemon\\Core\\AppInstance'); |
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| 73 | return false; |
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| 74 | } |
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| 75 | $fullnameClass = $this->getAppFullName($class, $instance); |
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| 76 | if ($fullname !== $fullnameClass && isset(Daemon::$config->{$fullname})) { |
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| 77 | Daemon::$config->renameSection($fullname, $fullnameClass); |
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| 78 | } |
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| 79 | if (!$preload) { |
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| 80 | /** @noinspection PhpUndefinedVariableInspection */ |
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| 81 | if (!$class::$runOnDemand) { |
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| 82 | return false; |
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| 83 | } |
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| 84 | if (isset(Daemon::$config->{$fullnameClass}->limitinstances)) { |
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| 85 | return false; |
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| 86 | } |
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| 87 | } |
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| 88 | |||
| 89 | return new $class($instance); |
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| 90 | } |
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| 91 | |||
| 92 | /** |
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| 93 | * Resolve full name of application by its class and name |
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| 94 | * @param string $appName Application name |
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| 95 | * @param string $instance Application class |
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| 96 | * @return string |
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| 97 | */ |
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| 98 | public function getAppFullName($appName, $instance = '') |
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| 99 | { |
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| 100 | return $appName . ($instance !== '' ? ':' . $instance : ''); |
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| 101 | } |
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| 102 | |||
| 103 | /** |
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| 104 | * Routes incoming request to related application |
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| 105 | * @param object $req Generic |
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| 106 | * @param object $upstream AppInstance of Upstream |
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| 107 | * @param string $responder |
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| 108 | * @return object Request |
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| 109 | */ |
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| 110 | public function getRequest($req, $upstream, $responder = null) |
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| 136 | |||
| 137 | /** |
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| 138 | * Routes incoming request to related application. Method is for overloading |
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| 139 | * @param object $req Generic |
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| 140 | * @param object $upstream AppInstance of Upstream |
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| 141 | * @return string Application's name |
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| 142 | */ |
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| 143 | public function getRequestRoute($req, $upstream) |
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| 146 | |||
| 147 | /** |
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| 148 | * Gets instance of application |
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| 149 | * @alias AppResolver::getInstance |
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| 150 | * @param string $appName Application name |
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| 151 | * @param string $instance Instance name |
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| 152 | * @param boolean $spawn If true, we spawn an instance if absent |
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| 153 | * @param boolean $preload If true, worker is at the preload stage |
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| 154 | * @return object AppInstance |
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| 155 | */ |
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| 156 | public function getInstanceByAppName($appName, $instance = '', $spawn = true, $preload = false) |
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| 160 | } |
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| 161 |
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