Verzeichnisstruktur phpBB-3.1.0
- Veröffentlicht
- 27.10.2014
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OutputFormatterStyle.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\Formatter;
013
014 /**
015 * Formatter style class for defining styles.
016 *
017 * @author Konstantin Kudryashov <ever.zet@gmail.com>
018 *
019 * @api
020 */
021 class OutputFormatterStyle implements OutputFormatterStyleInterface
022 {
023 private static $availableForegroundColors = array(
024 'black' => 30,
025 'red' => 31,
026 'green' => 32,
027 'yellow' => 33,
028 'blue' => 34,
029 'magenta' => 35,
030 'cyan' => 36,
031 'white' => 37,
032 );
033 private static $availableBackgroundColors = array(
034 'black' => 40,
035 'red' => 41,
036 'green' => 42,
037 'yellow' => 43,
038 'blue' => 44,
039 'magenta' => 45,
040 'cyan' => 46,
041 'white' => 47,
042 );
043 private static $availableOptions = array(
044 'bold' => 1,
045 'underscore' => 4,
046 'blink' => 5,
047 'reverse' => 7,
048 'conceal' => 8,
049 );
050
051 private $foreground;
052 private $background;
053 private $options = array();
054
055 /**
056 * Initializes output formatter style.
057 *
058 * @param string|null $foreground The style foreground color name
059 * @param string|null $background The style background color name
060 * @param array $options The style options
061 *
062 * @api
063 */
064 public function __construct($foreground = null, $background = null, array $options = array())
065 {
066 if (null !== $foreground) {
067 $this->setForeground($foreground);
068 }
069 if (null !== $background) {
070 $this->setBackground($background);
071 }
072 if (count($options)) {
073 $this->setOptions($options);
074 }
075 }
076
077 /**
078 * Sets style foreground color.
079 *
080 * @param string|null $color The color name
081 *
082 * @throws \InvalidArgumentException When the color name isn't defined
083 *
084 * @api
085 */
086 public function setForeground($color = null)
087 {
088 if (null === $color) {
089 $this->foreground = null;
090
091 return;
092 }
093
094 if (!isset(static::$availableForegroundColors[$color])) {
095 throw new \InvalidArgumentException(sprintf(
096 'Invalid foreground color specified: "%s". Expected one of (%s)',
097 $color,
098 implode(', ', array_keys(static::$availableForegroundColors))
099 ));
100 }
101
102 $this->foreground = static::$availableForegroundColors[$color];
103 }
104
105 /**
106 * Sets style background color.
107 *
108 * @param string|null $color The color name
109 *
110 * @throws \InvalidArgumentException When the color name isn't defined
111 *
112 * @api
113 */
114 public function setBackground($color = null)
115 {
116 if (null === $color) {
117 $this->background = null;
118
119 return;
120 }
121
122 if (!isset(static::$availableBackgroundColors[$color])) {
123 throw new \InvalidArgumentException(sprintf(
124 'Invalid background color specified: "%s". Expected one of (%s)',
125 $color,
126 implode(', ', array_keys(static::$availableBackgroundColors))
127 ));
128 }
129
130 $this->background = static::$availableBackgroundColors[$color];
131 }
132
133 /**
134 * Sets some specific style option.
135 *
136 * @param string $option The option name
137 *
138 * @throws \InvalidArgumentException When the option name isn't defined
139 *
140 * @api
141 */
142 public function setOption($option)
143 {
144 if (!isset(static::$availableOptions[$option])) {
145 throw new \InvalidArgumentException(sprintf(
146 'Invalid option specified: "%s". Expected one of (%s)',
147 $option,
148 implode(', ', array_keys(static::$availableOptions))
149 ));
150 }
151
152 if (false === array_search(static::$availableOptions[$option], $this->options)) {
153 $this->options[] = static::$availableOptions[$option];
154 }
155 }
156
157 /**
158 * Unsets some specific style option.
159 *
160 * @param string $option The option name
161 *
162 * @throws \InvalidArgumentException When the option name isn't defined
163 *
164 */
165 public function unsetOption($option)
166 {
167 if (!isset(static::$availableOptions[$option])) {
168 throw new \InvalidArgumentException(sprintf(
169 'Invalid option specified: "%s". Expected one of (%s)',
170 $option,
171 implode(', ', array_keys(static::$availableOptions))
172 ));
173 }
174
175 $pos = array_search(static::$availableOptions[$option], $this->options);
176 if (false !== $pos) {
177 unset($this->options[$pos]);
178 }
179 }
180
181 /**
182 * Sets multiple style options at once.
183 *
184 * @param array $options
185 */
186 public function setOptions(array $options)
187 {
188 $this->options = array();
189
190 foreach ($options as $option) {
191 $this->setOption($option);
192 }
193 }
194
195 /**
196 * Applies the style to a given text.
197 *
198 * @param string $text The text to style
199 *
200 * @return string
201 */
202 public function apply($text)
203 {
204 $codes = array();
205
206 if (null !== $this->foreground) {
207 $codes[] = $this->foreground;
208 }
209 if (null !== $this->background) {
210 $codes[] = $this->background;
211 }
212 if (count($this->options)) {
213 $codes = array_merge($codes, $this->options);
214 }
215
216 if (0 === count($codes)) {
217 return $text;
218 }
219
220 return sprintf("\033[%sm%s\033[0m", implode(';', $codes), $text);
221 }
222 }
223