131 lines
3.2 KiB
PHP
131 lines
3.2 KiB
PHP
<?php
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namespace NoccyLabs\Shell;
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class Context
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{
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protected $name;
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protected $commands = [];
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protected $commandInfo = [];
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protected $data = [];
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public function __construct($name=null, array $data=[])
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{
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$this->name = $name;
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$this->data = $data;
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$this->configure();
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}
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protected function configure()
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{
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// Override this to do setup stuff
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$this->findCommands();
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}
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protected function findCommands()
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{
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$refl = new \ReflectionClass(get_called_class());
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foreach ($refl->getMethods() as $method) {
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$docblock = $method->getDocComment();
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$lines = array_map(function ($line) {
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return trim($line, "*/ \t");
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}, explode("\n", $docblock));
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$info = [];
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foreach ($lines as $line) {
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if (preg_match("/^@(command|help|args) (.+?)$/", $line, $match)) {
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list($void,$key,$value) = $match;
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$info[$key] = $value;
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}
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if (count($info)>0) {
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$this->addCommand($method->getName(), [$this, $method->getName()], $info);
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}
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}
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}
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}
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public function addCommand($command, callable $handler, array $info=[])
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{
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$this->commands[$command] = $handler;
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$this->commandInfo[$command] = $info;
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}
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public function setCommandHelp($command, $help)
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{
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if (!array_key_exists($command, $this->commandInfo)) {
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return;
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}
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$this->commandInfo[$command]['help'] = $help;
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}
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public function addCommands(array $commands)
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{
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foreach ($commands as $command=>$handler) {
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// Make it easier to connect commands direct to local functions
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if (is_string($handler) && is_callable([$this,$handler])) {
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$handler = [ $this,$handler ];
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}
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// Add the command to the command list
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$this->addCommand($command, $handler);
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}
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}
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public function hasCommand($command)
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{
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return array_key_exists($command, $this->commands);
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}
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public function getCommand($command)
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{
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return $this->commands[$command];
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}
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public function getCommandHelp()
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{
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$ret = [];
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foreach ($this->commands as $command=>$handler) {
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$info = $this->commandInfo[$command];
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$args = array_key_exists("args",$info)?$info['args']:"";
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$help = array_key_exists("help",$info)?$info['help']:"";
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$ret[trim("{$command} {$args}")] = $help;
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}
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return $ret;
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}
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public function getName()
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{
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return $this->name;
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}
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public function __get($key)
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{
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if (!array_key_exists($key,$this->data)) {
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return false;
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}
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return $this->data[$key];
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}
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public function __set($key,$value)
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{
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$this->data[$key] = $value;
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}
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public function __isset($key)
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{
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return array_key_exists($key);
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}
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public function __unset($key)
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{
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unset($this->data[$key]);
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}
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public function getData()
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{
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return $this->data;
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}
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} |