Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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ApplicationDescription.php
001 <?php
002
003 /*
004 * This file is part of the Symfony package.
005 *
006 * (c) Fabien Potencier <fabien@symfony.com>
007 *
008 * For the full copyright and license information, please view the LICENSE
009 * file that was distributed with this source code.
010 */
011
012 namespace Symfony\Component\Console\Descriptor;
013
014 use Symfony\Component\Console\Application;
015 use Symfony\Component\Console\Command\Command;
016 use Symfony\Component\Console\Exception\CommandNotFoundException;
017
018 /**
019 * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
020 *
021 * @internal
022 */
023 class ApplicationDescription
024 {
025 const GLOBAL_NAMESPACE = '_global';
026
027 /**
028 * @var Application
029 */
030 private $application;
031
032 /**
033 * @var null|string
034 */
035 private $namespace;
036
037 /**
038 * @var array
039 */
040 private $namespaces;
041
042 /**
043 * @var Command[]
044 */
045 private $commands;
046
047 /**
048 * @var Command[]
049 */
050 private $aliases;
051
052 /**
053 * Constructor.
054 *
055 * @param Application $application
056 * @param string|null $namespace
057 */
058 public function __construct(Application $application, $namespace = null)
059 {
060 $this->application = $application;
061 $this->namespace = $namespace;
062 }
063
064 /**
065 * @return array
066 */
067 public function getNamespaces()
068 {
069 if (null === $this->namespaces) {
070 $this->inspectApplication();
071 }
072
073 return $this->namespaces;
074 }
075
076 /**
077 * @return Command[]
078 */
079 public function getCommands()
080 {
081 if (null === $this->commands) {
082 $this->inspectApplication();
083 }
084
085 return $this->commands;
086 }
087
088 /**
089 * @param string $name
090 *
091 * @return Command
092 *
093 * @throws CommandNotFoundException
094 */
095 public function getCommand($name)
096 {
097 if (!isset($this->commands[$name]) && !isset($this->aliases[$name])) {
098 throw new CommandNotFoundException(sprintf('Command %s does not exist.', $name));
099 }
100
101 return isset($this->commands[$name]) ? $this->commands[$name] : $this->aliases[$name];
102 }
103
104 private function inspectApplication()
105 {
106 $this->commands = array();
107 $this->namespaces = array();
108
109 $all = $this->application->all($this->namespace ? $this->application->findNamespace($this->namespace) : null);
110 foreach ($this->sortCommands($all) as $namespace => $commands) {
111 $names = array();
112
113 /** @var Command $command */
114 foreach ($commands as $name => $command) {
115 if (!$command->getName()) {
116 continue;
117 }
118
119 if ($command->getName() === $name) {
120 $this->commands[$name] = $command;
121 } else {
122 $this->aliases[$name] = $command;
123 }
124
125 $names[] = $name;
126 }
127
128 $this->namespaces[$namespace] = array('id' => $namespace, 'commands' => $names);
129 }
130 }
131
132 /**
133 * @param array $commands
134 *
135 * @return array
136 */
137 private function sortCommands(array $commands)
138 {
139 $namespacedCommands = array();
140 $globalCommands = array();
141 foreach ($commands as $name => $command) {
142 $key = $this->application->extractNamespace($name, 1);
143 if (!$key) {
144 $globalCommands['_global'][$name] = $command;
145 } else {
146 $namespacedCommands[$key][$name] = $command;
147 }
148 }
149 ksort($namespacedCommands);
150 $namespacedCommands = array_merge($globalCommands, $namespacedCommands);
151
152 foreach ($namespacedCommands as &$commandsSet) {
153 ksort($commandsSet);
154 }
155 // unset reference to keep scope clear
156 unset($commandsSet);
157
158 return $namespacedCommands;
159 }
160 }
161