Mercurial > hg > isophonics-drupal-site
comparison vendor/symfony/console/Input/InputOption.php @ 0:4c8ae668cc8c
Initial import (non-working)
author | Chris Cannam |
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date | Wed, 29 Nov 2017 16:09:58 +0000 |
parents | |
children | 1fec387a4317 |
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-1:000000000000 | 0:4c8ae668cc8c |
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1 <?php | |
2 | |
3 /* | |
4 * This file is part of the Symfony package. | |
5 * | |
6 * (c) Fabien Potencier <fabien@symfony.com> | |
7 * | |
8 * For the full copyright and license information, please view the LICENSE | |
9 * file that was distributed with this source code. | |
10 */ | |
11 | |
12 namespace Symfony\Component\Console\Input; | |
13 | |
14 use Symfony\Component\Console\Exception\InvalidArgumentException; | |
15 use Symfony\Component\Console\Exception\LogicException; | |
16 | |
17 /** | |
18 * Represents a command line option. | |
19 * | |
20 * @author Fabien Potencier <fabien@symfony.com> | |
21 */ | |
22 class InputOption | |
23 { | |
24 const VALUE_NONE = 1; | |
25 const VALUE_REQUIRED = 2; | |
26 const VALUE_OPTIONAL = 4; | |
27 const VALUE_IS_ARRAY = 8; | |
28 | |
29 private $name; | |
30 private $shortcut; | |
31 private $mode; | |
32 private $default; | |
33 private $description; | |
34 | |
35 /** | |
36 * Constructor. | |
37 * | |
38 * @param string $name The option name | |
39 * @param string|array $shortcut The shortcuts, can be null, a string of shortcuts delimited by | or an array of shortcuts | |
40 * @param int $mode The option mode: One of the VALUE_* constants | |
41 * @param string $description A description text | |
42 * @param mixed $default The default value (must be null for self::VALUE_NONE) | |
43 * | |
44 * @throws InvalidArgumentException If option mode is invalid or incompatible | |
45 */ | |
46 public function __construct($name, $shortcut = null, $mode = null, $description = '', $default = null) | |
47 { | |
48 if (0 === strpos($name, '--')) { | |
49 $name = substr($name, 2); | |
50 } | |
51 | |
52 if (empty($name)) { | |
53 throw new InvalidArgumentException('An option name cannot be empty.'); | |
54 } | |
55 | |
56 if (empty($shortcut)) { | |
57 $shortcut = null; | |
58 } | |
59 | |
60 if (null !== $shortcut) { | |
61 if (is_array($shortcut)) { | |
62 $shortcut = implode('|', $shortcut); | |
63 } | |
64 $shortcuts = preg_split('{(\|)-?}', ltrim($shortcut, '-')); | |
65 $shortcuts = array_filter($shortcuts); | |
66 $shortcut = implode('|', $shortcuts); | |
67 | |
68 if (empty($shortcut)) { | |
69 throw new InvalidArgumentException('An option shortcut cannot be empty.'); | |
70 } | |
71 } | |
72 | |
73 if (null === $mode) { | |
74 $mode = self::VALUE_NONE; | |
75 } elseif (!is_int($mode) || $mode > 15 || $mode < 1) { | |
76 throw new InvalidArgumentException(sprintf('Option mode "%s" is not valid.', $mode)); | |
77 } | |
78 | |
79 $this->name = $name; | |
80 $this->shortcut = $shortcut; | |
81 $this->mode = $mode; | |
82 $this->description = $description; | |
83 | |
84 if ($this->isArray() && !$this->acceptValue()) { | |
85 throw new InvalidArgumentException('Impossible to have an option mode VALUE_IS_ARRAY if the option does not accept a value.'); | |
86 } | |
87 | |
88 $this->setDefault($default); | |
89 } | |
90 | |
91 /** | |
92 * Returns the option shortcut. | |
93 * | |
94 * @return string The shortcut | |
95 */ | |
96 public function getShortcut() | |
97 { | |
98 return $this->shortcut; | |
99 } | |
100 | |
101 /** | |
102 * Returns the option name. | |
103 * | |
104 * @return string The name | |
105 */ | |
106 public function getName() | |
107 { | |
108 return $this->name; | |
109 } | |
110 | |
111 /** | |
112 * Returns true if the option accepts a value. | |
113 * | |
114 * @return bool true if value mode is not self::VALUE_NONE, false otherwise | |
115 */ | |
116 public function acceptValue() | |
117 { | |
118 return $this->isValueRequired() || $this->isValueOptional(); | |
119 } | |
120 | |
121 /** | |
122 * Returns true if the option requires a value. | |
123 * | |
124 * @return bool true if value mode is self::VALUE_REQUIRED, false otherwise | |
125 */ | |
126 public function isValueRequired() | |
127 { | |
128 return self::VALUE_REQUIRED === (self::VALUE_REQUIRED & $this->mode); | |
129 } | |
130 | |
131 /** | |
132 * Returns true if the option takes an optional value. | |
133 * | |
134 * @return bool true if value mode is self::VALUE_OPTIONAL, false otherwise | |
135 */ | |
136 public function isValueOptional() | |
137 { | |
138 return self::VALUE_OPTIONAL === (self::VALUE_OPTIONAL & $this->mode); | |
139 } | |
140 | |
141 /** | |
142 * Returns true if the option can take multiple values. | |
143 * | |
144 * @return bool true if mode is self::VALUE_IS_ARRAY, false otherwise | |
145 */ | |
146 public function isArray() | |
147 { | |
148 return self::VALUE_IS_ARRAY === (self::VALUE_IS_ARRAY & $this->mode); | |
149 } | |
150 | |
151 /** | |
152 * Sets the default value. | |
153 * | |
154 * @param mixed $default The default value | |
155 * | |
156 * @throws LogicException When incorrect default value is given | |
157 */ | |
158 public function setDefault($default = null) | |
159 { | |
160 if (self::VALUE_NONE === (self::VALUE_NONE & $this->mode) && null !== $default) { | |
161 throw new LogicException('Cannot set a default value when using InputOption::VALUE_NONE mode.'); | |
162 } | |
163 | |
164 if ($this->isArray()) { | |
165 if (null === $default) { | |
166 $default = array(); | |
167 } elseif (!is_array($default)) { | |
168 throw new LogicException('A default value for an array option must be an array.'); | |
169 } | |
170 } | |
171 | |
172 $this->default = $this->acceptValue() ? $default : false; | |
173 } | |
174 | |
175 /** | |
176 * Returns the default value. | |
177 * | |
178 * @return mixed The default value | |
179 */ | |
180 public function getDefault() | |
181 { | |
182 return $this->default; | |
183 } | |
184 | |
185 /** | |
186 * Returns the description text. | |
187 * | |
188 * @return string The description text | |
189 */ | |
190 public function getDescription() | |
191 { | |
192 return $this->description; | |
193 } | |
194 | |
195 /** | |
196 * Checks whether the given option equals this one. | |
197 * | |
198 * @param InputOption $option option to compare | |
199 * | |
200 * @return bool | |
201 */ | |
202 public function equals(InputOption $option) | |
203 { | |
204 return $option->getName() === $this->getName() | |
205 && $option->getShortcut() === $this->getShortcut() | |
206 && $option->getDefault() === $this->getDefault() | |
207 && $option->isArray() === $this->isArray() | |
208 && $option->isValueRequired() === $this->isValueRequired() | |
209 && $option->isValueOptional() === $this->isValueOptional() | |
210 ; | |
211 } | |
212 } |