115 lines
2.5 KiB
PHP
115 lines
2.5 KiB
PHP
<?php
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/*
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* This file is part of Psy Shell
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*
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* (c) 2012-2014 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Psy\TabCompletion\Matcher;
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use Psy\Command\Command;
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/**
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* A Psy Command tab completion Matcher.
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*
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* This matcher provides completion for all registered Psy Command names and
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* aliases.
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*
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* @author Marc Garcia <markcial@gmail.com>
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*/
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class CommandsMatcher extends AbstractMatcher
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{
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/** @var string[] */
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protected $commands = array();
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/**
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* CommandsMatcher constructor.
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*
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* @param Command[] $commands
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*/
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public function __construct(array $commands)
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{
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$this->setCommands($commands);
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}
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/**
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* Set Commands for completion.
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*
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* @param Command[] $commands
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*/
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public function setCommands(array $commands)
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{
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$names = array();
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foreach ($commands as $command) {
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$names = array_merge(array($command->getName()), $names);
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$names = array_merge($command->getAliases(), $names);
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}
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$this->commands = $names;
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}
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/**
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* Check whether a command $name is defined.
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*
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* @param string $name
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*
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* @return bool
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*/
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protected function isCommand($name)
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{
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return in_array($name, $this->commands);
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}
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/**
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* Check whether input matches a defined command.
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*
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* @param string $name
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*
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* @return bool
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*/
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protected function matchCommand($name)
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{
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foreach ($this->commands as $cmd) {
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if ($this->startsWith($name, $cmd)) {
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return true;
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}
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}
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return false;
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}
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/**
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* {@inheritDoc}
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*/
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public function getMatches(array $tokens, array $info = array())
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{
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$input = $this->getInput($tokens);
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return array_filter($this->commands, function ($command) use ($input) {
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return AbstractMatcher::startsWith($input, $command);
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});
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}
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/**
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* {@inheritDoc}
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*/
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public function hasMatched(array $tokens)
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{
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/* $openTag */ array_shift($tokens);
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$command = array_shift($tokens);
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switch (true) {
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case self::tokenIs($command, self::T_STRING) &&
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!$this->isCommand($command[1]) &&
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$this->matchCommand($command[1]) &&
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empty($tokens):
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return true;
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}
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return false;
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}
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}
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