| Total Complexity | 58 |
| Total Lines | 632 |
| Duplicated Lines | 0 % |
| Changes | 2 | ||
| Bugs | 0 | Features | 0 |
Complex classes like Command often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use Command, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 41 | class Command |
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| 42 | { |
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| 43 | /** |
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| 44 | * The default application. |
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| 45 | * |
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| 46 | * @var \Syscodes\Components\Console\Application $application |
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| 47 | */ |
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| 48 | protected $application; |
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| 49 | |||
| 50 | /** |
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| 51 | * The default command name. |
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| 52 | * |
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| 53 | * @var string|null $defaultName |
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| 54 | */ |
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| 55 | protected static $defaultName; |
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| 56 | |||
| 57 | /** |
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| 58 | * The default command description. |
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| 59 | * |
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| 60 | * @var string|null $defaultDescription |
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| 61 | */ |
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| 62 | protected static $defaultDescription; |
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| 63 | |||
| 64 | /** |
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| 65 | * Gets the aliases of command name. |
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| 66 | * |
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| 67 | * @var string[] $aliases |
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| 68 | */ |
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| 69 | protected $aliases = []; |
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| 70 | |||
| 71 | /** |
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| 72 | * Gets the Command's Arguments description. |
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| 73 | * |
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| 74 | * @var array $arguments |
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| 75 | */ |
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| 76 | protected $arguments = []; |
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| 77 | |||
| 78 | /** |
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| 79 | * The code to execute some command. |
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| 80 | * |
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| 81 | * @var int $code |
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| 82 | */ |
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| 83 | protected $code = 0; |
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| 84 | |||
| 85 | /** |
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| 86 | * The InputDefinition implement. |
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| 87 | * |
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| 88 | * @var \Syscodes\Components\Console\Input\InputDefinition $definition |
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| 89 | */ |
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| 90 | protected $definition; |
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| 91 | |||
| 92 | /** |
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| 93 | * The console command description. |
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| 94 | * |
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| 95 | * @var string|null $description |
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| 96 | */ |
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| 97 | protected $description; |
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| 98 | |||
| 99 | /** |
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| 100 | * The InputDefinition full implemented. |
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| 101 | * |
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| 102 | * @var \Syscodes\Components\Console\Input\InputDefinition $fullDefinition |
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| 103 | */ |
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| 104 | protected $fullDefinition; |
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| 105 | |||
| 106 | /** |
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| 107 | * The group of commands is lumped under, when listing commands. |
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| 108 | * |
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| 109 | * @var string $group |
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| 110 | */ |
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| 111 | protected $group; |
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| 112 | |||
| 113 | /** |
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| 114 | * The console command help text. |
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| 115 | * |
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| 116 | * @var string $help |
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| 117 | */ |
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| 118 | protected $help; |
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| 119 | |||
| 120 | /** |
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| 121 | * Indicates whether the command should be shown in the Prime command list. |
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| 122 | * |
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| 123 | * @var bool $hidden |
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| 124 | */ |
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| 125 | protected $hidden = false; |
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| 126 | |||
| 127 | /** |
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| 128 | * The validation of ignored errors |
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| 129 | * |
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| 130 | * @var bool $ignoreValidationErrors |
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| 131 | */ |
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| 132 | protected $ignoreValidationErrors = false; |
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| 133 | |||
| 134 | /** |
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| 135 | * The console command name. |
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| 136 | * |
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| 137 | * @var string $name |
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| 138 | */ |
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| 139 | protected $name; |
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| 140 | |||
| 141 | /** |
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| 142 | * The Command's options description. |
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| 143 | * |
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| 144 | * @var array $options |
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| 145 | */ |
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| 146 | protected $options = []; |
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| 147 | |||
| 148 | /** |
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| 149 | * The console command synopsis. |
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| 150 | * |
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| 151 | * @var array $synopsis |
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| 152 | */ |
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| 153 | protected $synopsis = []; |
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| 154 | |||
| 155 | /** |
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| 156 | * The console command usages. |
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| 157 | * |
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| 158 | * @var array $usages |
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| 159 | */ |
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| 160 | protected $usages = []; |
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| 161 | |||
| 162 | /** |
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| 163 | * Gets the default name. |
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| 164 | * |
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| 165 | * @return string|null |
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| 166 | */ |
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| 167 | public static function getDefaultName(): ?string |
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| 174 | } |
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| 175 | |||
| 176 | /** |
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| 177 | * Gets the default description. |
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| 178 | * |
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| 179 | * @return string|null |
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| 180 | */ |
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| 181 | public static function getDefaultDescription(): ?string |
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| 188 | } |
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| 189 | |||
| 190 | /** |
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| 191 | * Constructor. Create a new base command instance. |
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| 192 | * |
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| 193 | * @param string|null $name The name command |
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| 194 | * @param \Syscodes\Components\Console\Input\InputDefinition $definition |
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| 195 | * |
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| 196 | * @return void |
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| 197 | */ |
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| 198 | public function __construct(string $name = null) |
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| 199 | { |
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| 200 | $this->definition = new InputDefinition(); |
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| 201 | |||
| 202 | if ($name && null !== $name = static::getDefaultName()) { |
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| 203 | $aliases = explode('|', $name); |
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| 204 | |||
| 205 | if ('' === $name = array_shift($aliases)) { |
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| 206 | $this->setHidden(true); |
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| 207 | |||
| 208 | $name = array_shift($aliases); |
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| 209 | } |
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| 210 | |||
| 211 | $this->setAliases($aliases); |
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| 212 | } |
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| 213 | |||
| 214 | if (null !== $name) { |
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| 215 | $this->setName($name); |
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| 216 | } |
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| 217 | |||
| 218 | if ('' === $this->description) { |
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| 219 | $this->setDescription(static::getDefaultDescription() ?? ''); |
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| 220 | } |
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| 221 | |||
| 222 | $this->define(); |
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| 223 | } |
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| 224 | |||
| 225 | /** |
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| 226 | * Gets input definition for command. |
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| 227 | * |
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| 228 | * @return void |
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| 229 | */ |
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| 230 | protected function define() {} |
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| 231 | |||
| 232 | /** |
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| 233 | * Sets the command. |
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| 234 | * |
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| 235 | * @param \Syscodes\Components\Console\Command\Command $command |
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| 236 | * |
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| 237 | * @return void |
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| 238 | */ |
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| 239 | public function setCommand(Command $command) {} |
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| 240 | |||
| 241 | /** |
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| 242 | * Executes the current command. |
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| 243 | * |
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| 244 | * @param \Syscodes\Components\Contracts\Console\Input\Input $input |
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| 245 | * @param \Syscodes\Components\Contracts\Console\Output\Output $output |
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| 246 | * |
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| 247 | * @return int|mixed |
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| 248 | * |
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| 249 | * @throws \LogicException |
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| 250 | */ |
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| 251 | protected function execute(InputInterface $input, OutputInterface $output) {} |
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| 252 | |||
| 253 | /** |
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| 254 | * Runs the command. |
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| 255 | * |
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| 256 | * @param \Syscodes\Components\Contracts\Console\Input\Input $input |
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| 257 | * @param \Syscodes\Components\Contracts\Console\Output\Output $output |
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| 258 | * |
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| 259 | * @return int|mixed |
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| 260 | * |
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| 261 | * @throws \InvalidArgumentException |
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| 262 | */ |
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| 263 | public function run(InputInterface $input, OutputInterface $output) |
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| 264 | { |
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| 265 | // add the application arguments and options |
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| 266 | $this->mergeApplicationDefinition(); |
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| 267 | |||
| 268 | try { |
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| 269 | $input->linked($this->getDefinition()); |
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| 270 | } catch (Throwable $e) { |
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| 271 | if ( ! $this->ignoreValidationErrors) { |
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| 272 | throw $e; |
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| 273 | } |
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| 274 | } |
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| 275 | |||
| 276 | if ($input->hasArgument('command') && null === $input->getArgument('command')) { |
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| 277 | $input->setArgument('command', $this->getName()); |
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| 278 | } |
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| 279 | |||
| 280 | $statusCode = ''; |
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| 281 | |||
| 282 | if (0 === (int) $this->code) { |
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| 283 | $statusCode = $this->execute($input, $output); |
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| 284 | } else { |
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| 285 | throw new TypeError( |
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| 286 | sprintf('Returned value in "%s::execute()" must be of the type int, "%s" returned', static::class, get_debug_type($statusCode)) |
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| 287 | ); |
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| 288 | } |
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| 289 | |||
| 290 | return is_numeric($statusCode) ? (int) $statusCode : 0; |
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| 291 | } |
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| 292 | |||
| 293 | /** |
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| 294 | * Merges the application definition with the command definition. |
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| 295 | * |
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| 296 | * @param bool $mergeArgs Whether to merge or not the Application definition arguments to Command definition arguments |
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| 297 | * |
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| 298 | * @internal |
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| 299 | */ |
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| 300 | public function mergeApplicationDefinition(bool $mergeArgs = true) |
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| 301 | { |
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| 302 | if (null === $this->application) { |
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| 303 | return; |
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| 304 | } |
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| 305 | |||
| 306 | $this->fullDefinition = new InputDefinition(); |
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| 307 | $this->fullDefinition->setOptions($this->definition->getOptions()); |
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| 308 | $this->fullDefinition->addOptions($this->application->getDefinition()->getOptions()); |
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| 309 | |||
| 310 | if ($mergeArgs) { |
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| 311 | $this->fullDefinition->setArguments($this->application->getDefinition()->getArguments()); |
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| 312 | $this->fullDefinition->addArguments($this->definition->getArguments()); |
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| 313 | } else { |
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| 314 | $this->fullDefinition->setArguments($this->definition->getArguments()); |
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| 315 | } |
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| 316 | } |
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| 317 | |||
| 318 | /** |
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| 319 | * Gets the InputDefinition to be used to representate arguments |
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| 320 | * and options in a command. |
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| 321 | * |
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| 322 | * @return \Syscodes\Components\Console\Input\InputDefinition |
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| 323 | */ |
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| 324 | public function getDefinition() |
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| 325 | { |
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| 326 | if (null === $this->definition) { |
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| 327 | throw new LogicException( |
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| 328 | sprintf('Probably Command class "%s" is not correctly initialized because forget to call the parent constructor', static::class) |
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| 329 | ); |
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| 330 | } |
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| 331 | |||
| 332 | return $this->fullDefinition ?? $this->definition; |
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| 333 | } |
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| 334 | |||
| 335 | /** |
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| 336 | * Sets the InputDefinition to be used to representate arguments |
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| 337 | * and options in a command. |
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| 338 | * |
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| 339 | * @param array|\Syscodes\Components\Console\Input\InputDefinition $definition An array of InputArgument and InputOption instance |
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| 340 | * |
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| 341 | * @return static |
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| 342 | */ |
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| 343 | public function setDefinition($definition): static |
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| 344 | { |
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| 345 | if ($definition instanceof InputDefinition) { |
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| 346 | $this->definition = $definition; |
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| 347 | } else { |
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| 348 | $this->definition->setDefinition($definition); |
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| 349 | } |
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| 350 | |||
| 351 | $this->fullDefinition = null; |
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| 352 | |||
| 353 | return $this; |
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| 354 | } |
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| 355 | |||
| 356 | /** |
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| 357 | * Adds an argument in a command. |
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| 358 | * |
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| 359 | * @param string $name The argument name |
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| 360 | * @param int|null $mode The argument mode |
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| 361 | * @param string $description The description text |
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| 362 | * @param mixed|null $default The default value |
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| 363 | * |
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| 364 | * @return static |
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| 365 | * |
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| 366 | * @throws \InvalidArgumentException When argument mode is not valid |
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| 367 | * @throws \LogicException |
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| 368 | */ |
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| 369 | public function addArgument( |
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| 370 | string $name, |
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| 371 | int $mode = null, |
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| 372 | string $description = '', |
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| 373 | mixed $default = null |
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| 374 | ): static { |
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| 375 | $this->definition->addArgument(new InputArgument($name, $mode, $description, $default)); |
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| 376 | |||
| 377 | return $this; |
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| 378 | } |
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| 379 | |||
| 380 | /** |
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| 381 | * Adds an option in a command. |
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| 382 | * |
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| 383 | * @param string $name The argument name |
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| 384 | * @param string|array|null $shortcut The shortcut of the option |
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| 385 | * @param int|null $mode The argument mode |
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| 386 | * @param string $description The description text |
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| 387 | * @param mixed $default The default value |
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| 388 | * |
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| 389 | * @return static |
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| 390 | * |
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| 391 | * @throws \InvalidArgumentException If option mode is invalid |
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| 392 | */ |
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| 393 | public function addOption( |
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| 394 | string $name, |
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| 395 | $shortcut = null, |
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| 396 | int $mode = null, |
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| 397 | string $description = '', |
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| 398 | $default = null |
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| 399 | ): static { |
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| 400 | $this->definition->addOption(new InputOption($name, $shortcut, $mode, $description, $default)); |
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| 401 | |||
| 402 | return $this; |
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| 403 | } |
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| 404 | |||
| 405 | /** |
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| 406 | * Gets the command name. |
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| 407 | * |
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| 408 | * @return string|null |
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| 409 | */ |
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| 410 | public function getName(): ?string |
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| 411 | { |
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| 412 | return $this->name; |
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| 413 | } |
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| 414 | |||
| 415 | /** |
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| 416 | * Sets the name of the command. |
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| 417 | * |
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| 418 | * @param string $name The command name |
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| 419 | * |
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| 420 | * @return static |
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| 421 | */ |
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| 422 | public function setName(string $name): static |
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| 423 | { |
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| 424 | $this->validateName($name); |
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| 425 | |||
| 426 | $this->name = $name; |
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| 427 | |||
| 428 | return $this; |
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| 429 | } |
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| 430 | |||
| 431 | /** |
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| 432 | * Gets the application instance for this command. |
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| 433 | * |
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| 434 | * @return \Syscodes\Components\Console\application|null |
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| 435 | */ |
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| 436 | public function getApplication() |
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| 437 | { |
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| 438 | return $this->application; |
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| 439 | } |
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| 440 | |||
| 441 | /** |
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| 442 | * sets the application instance for this command. |
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| 443 | * |
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| 444 | * @return static |
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| 445 | */ |
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| 446 | public function setApplication(Application $application = null): static |
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| 447 | { |
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| 448 | $this->application = $application; |
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| 449 | |||
| 450 | return $this; |
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| 451 | } |
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| 452 | |||
| 453 | /** |
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| 454 | * Gets the code when execute a command. |
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| 455 | * |
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| 456 | * @return int |
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| 457 | */ |
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| 458 | public function getcode(): int |
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| 459 | { |
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| 460 | return $this->code; |
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| 461 | } |
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| 462 | |||
| 463 | /** |
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| 464 | * Sets the code when execute a command. |
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| 465 | * |
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| 466 | * @param int $code The code to execute in the command |
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| 467 | * |
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| 468 | * @return static |
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| 469 | */ |
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| 470 | public function setcode(int $code): static |
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| 471 | { |
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| 472 | $this->code = $code; |
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| 473 | |||
| 474 | return $this; |
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| 475 | } |
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| 476 | |||
| 477 | /** |
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| 478 | * Gets whether the command should be publicly shown or not. |
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| 479 | * |
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| 480 | * @return bool |
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| 481 | */ |
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| 482 | public function isHidden(): bool |
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| 483 | { |
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| 484 | return $this->hidden; |
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| 485 | } |
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| 486 | |||
| 487 | /** |
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| 488 | * Whether or not the command should be hidden from the list of commands. |
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| 489 | * |
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| 490 | * @param bool $hidden |
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| 491 | * |
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| 492 | * @return static |
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| 493 | */ |
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| 494 | public function setHidden(bool $hidden): static |
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| 495 | { |
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| 496 | $this->hidden = $hidden; |
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| 497 | |||
| 498 | return $this; |
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| 499 | } |
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| 500 | |||
| 501 | /** |
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| 502 | * Returns the description for the command. |
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| 503 | * |
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| 504 | * @return string|null |
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| 505 | */ |
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| 506 | public function getDescription(): ?string |
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| 507 | { |
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| 508 | return $this->description; |
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| 509 | } |
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| 510 | |||
| 511 | /** |
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| 512 | * Sets the description for the command. |
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| 513 | * |
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| 514 | * @param string $description The command description |
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| 515 | * |
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| 516 | * @return static |
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| 517 | */ |
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| 518 | public function setDescription(string $description): static |
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| 519 | { |
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| 520 | $this->description = $description; |
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| 521 | |||
| 522 | return $this; |
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| 523 | } |
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| 524 | |||
| 525 | /** |
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| 526 | * Returns the help for the command. |
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| 527 | * |
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| 528 | * @return string |
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| 529 | */ |
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| 530 | public function getHelp(): string |
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| 531 | { |
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| 532 | return $this->help; |
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| 533 | } |
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| 534 | |||
| 535 | /** |
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| 536 | * Returns the proccesed help for the command. |
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| 537 | * |
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| 538 | * @return string |
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| 539 | */ |
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| 540 | public function getProccesedHelp(): string |
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| 541 | { |
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| 542 | $name = $this->getName(); |
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| 543 | |||
| 544 | $isSingleCommand = $this->application && $this->application->isSingleCommand(); |
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| 545 | |||
| 546 | $placeholder = [ |
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| 547 | '%command-name%', |
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| 548 | '%command-fullname%', |
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| 549 | ]; |
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| 550 | |||
| 551 | $replacement = [ |
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| 552 | $name, |
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| 553 | $isSingleCommand ? $_SERVER['PHP_SELF'] : $_SERVER['PHP_SELF'].' '.$name, |
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| 554 | ]; |
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| 555 | |||
| 556 | return str_replace($placeholder, $replacement, $this->getHelp() ?: $this->getDescription()); |
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| 557 | } |
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| 558 | |||
| 559 | /** |
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| 560 | * Sets the help for the command. |
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| 561 | * |
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| 562 | * @return static |
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| 563 | */ |
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| 564 | public function setHelp(string $help): static |
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| 569 | } |
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| 570 | |||
| 571 | /** |
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| 572 | * Returns alternative usages of the command. |
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| 573 | * |
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| 574 | * @return array |
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| 575 | */ |
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| 576 | public function getUsages(): array |
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| 577 | { |
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| 578 | return $this->usages; |
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| 579 | } |
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| 580 | |||
| 581 | /** |
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| 582 | * Add a command usage as example. |
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| 583 | * |
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| 584 | * @param string $usage The command name usage |
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| 585 | * |
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| 586 | * @return static |
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| 587 | */ |
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| 588 | public function addUsage(string $usage): static |
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| 589 | { |
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| 590 | if ( ! Str::startsWith($usage, $this->name)) { |
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| 591 | $usage = sprintf('%s %s', $this->name, $usage); |
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| 592 | } |
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| 593 | |||
| 594 | $this->usages[] = $usage; |
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| 595 | |||
| 596 | return $this; |
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| 597 | } |
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| 598 | |||
| 599 | /** |
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| 600 | * Returns the synopsis for the command. |
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| 601 | * |
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| 602 | * @param bool short |
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| 603 | * |
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| 604 | * @return string |
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| 605 | */ |
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| 606 | public function getSynopsis(bool $short = false): string |
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| 607 | { |
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| 608 | $value = $short ? 'short' : 'long'; |
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| 609 | |||
| 610 | if ( ! isset($this->synopsis[$value])) { |
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| 611 | $this->synopsis[$value] = sprintf('%s %s', $this->name, $this->definition->getSynopsis($short)); |
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| 612 | } |
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| 613 | |||
| 614 | return $this->synopsis[$value]; |
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| 615 | } |
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| 616 | |||
| 617 | /** |
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| 618 | * Gets the aliases for the command. |
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| 619 | * |
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| 620 | * @return string[] |
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| 621 | */ |
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| 622 | public function getAliases(): array |
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| 623 | { |
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| 624 | return $this->aliases; |
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| 625 | } |
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| 626 | |||
| 627 | /** |
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| 628 | * Sets the aliases for the command. |
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| 629 | * |
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| 630 | * @param string[] $aliases An array of aliases for the command |
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| 631 | * |
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| 632 | * @return static |
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| 633 | * |
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| 634 | * @throws InvalidArgumentException When an alias is invalid |
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| 635 | */ |
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| 636 | public function setAliases(iterable $aliases): static |
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| 637 | { |
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| 638 | $list = []; |
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| 639 | |||
| 640 | foreach ($aliases as $alias) { |
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| 641 | $this->validateName($alias); |
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| 642 | $list[] = $alias; |
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| 643 | } |
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| 644 | |||
| 645 | $this->aliases = is_array($aliases) ? $aliases : $list; |
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| 646 | |||
| 647 | return $this; |
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| 648 | } |
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| 649 | |||
| 650 | /** |
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| 651 | * Checks whether the command is enabled or not in the current environment. |
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| 652 | * |
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| 653 | * @return bool |
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| 654 | */ |
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| 655 | public function isEnabled(): bool |
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| 658 | } |
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| 659 | |||
| 660 | /** |
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| 661 | * Validates a command name. e.g: php prime make:example. |
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| 662 | * |
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| 663 | * @param string $name |
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| 664 | * |
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| 665 | * @return void |
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| 666 | * |
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| 667 | * @throws \InvalidArgumentException |
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| 668 | */ |
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| 669 | private function validateName(string $name): void |
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| 673 | } |
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| 674 | } |
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| 675 | } |
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.