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C CakePHP 2.2 API

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Classes

  • ConsoleErrorHandler
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  1: <?php
  2: /**
  3:  * ConsoleInputOption file
  4:  *
  5:  * PHP 5
  6:  *
  7:  * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
  8:  * Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
  9:  *
 10:  * Licensed under The MIT License
 11:  * Redistributions of files must retain the above copyright notice.
 12:  *
 13:  * @copyright     Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 14:  * @link          http://cakephp.org CakePHP(tm) Project
 15:  * @since         CakePHP(tm) v 2.0
 16:  * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
 17:  */
 18: 
 19: /**
 20:  * An object to represent a single option used in the command line.
 21:  * ConsoleOptionParser creates these when you use addOption()
 22:  *
 23:  * @see ConsoleOptionParser::addOption()
 24:  * @package       Cake.Console
 25:  */
 26: class ConsoleInputOption {
 27: 
 28: /**
 29:  * Name of the option
 30:  *
 31:  * @var string
 32:  */
 33:     protected $_name;
 34: 
 35: /**
 36:  * Short (1 character) alias for the option.
 37:  *
 38:  * @var string
 39:  */
 40:     protected $_short;
 41: 
 42: /**
 43:  * Help text for the option.
 44:  *
 45:  * @var string
 46:  */
 47:     protected $_help;
 48: 
 49: /**
 50:  * Is the option a boolean option.  Boolean options do not consume a parameter.
 51:  *
 52:  * @var boolean
 53:  */
 54:     protected $_boolean;
 55: 
 56: /**
 57:  * Default value for the option
 58:  *
 59:  * @var mixed
 60:  */
 61:     protected $_default;
 62: 
 63: /**
 64:  * An array of choices for the option.
 65:  *
 66:  * @var array
 67:  */
 68:     protected $_choices;
 69: 
 70: /**
 71:  * Make a new Input Option
 72:  *
 73:  * @param string|array $name The long name of the option, or an array with all the properties.
 74:  * @param string $short The short alias for this option
 75:  * @param string $help The help text for this option
 76:  * @param boolean $boolean Whether this option is a boolean option.  Boolean options don't consume extra tokens
 77:  * @param string $default The default value for this option.
 78:  * @param array $choices Valid choices for this option.
 79:  * @throws ConsoleException
 80:  */
 81:     public function __construct($name, $short = null, $help = '', $boolean = false, $default = '', $choices = array()) {
 82:         if (is_array($name) && isset($name['name'])) {
 83:             foreach ($name as $key => $value) {
 84:                 $this->{'_' . $key} = $value;
 85:             }
 86:         } else {
 87:             $this->_name = $name;
 88:             $this->_short = $short;
 89:             $this->_help = $help;
 90:             $this->_boolean = $boolean;
 91:             $this->_default = $default;
 92:             $this->_choices = $choices;
 93:         }
 94:         if (strlen($this->_short) > 1) {
 95:             throw new ConsoleException(
 96:                 __d('cake_console', 'Short option "%s" is invalid, short options must be one letter.', $this->_short)
 97:             );
 98:         }
 99:     }
100: 
101: /**
102:  * Get the value of the name attribute.
103:  *
104:  * @return string Value of this->_name.
105:  */
106:     public function name() {
107:         return $this->_name;
108:     }
109: 
110: /**
111:  * Get the value of the short attribute.
112:  *
113:  * @return string Value of this->_short.
114:  */
115:     public function short() {
116:         return $this->_short;
117:     }
118: 
119: /**
120:  * Generate the help for this this option.
121:  *
122:  * @param integer $width The width to make the name of the option.
123:  * @return string
124:  */
125:     public function help($width = 0) {
126:         $default = $short = '';
127:         if (!empty($this->_default) && $this->_default !== true) {
128:             $default = __d('cake_console', ' <comment>(default: %s)</comment>', $this->_default);
129:         }
130:         if (!empty($this->_choices)) {
131:             $default .= __d('cake_console', ' <comment>(choices: %s)</comment>', implode('|', $this->_choices));
132:         }
133:         if (!empty($this->_short)) {
134:             $short = ', -' . $this->_short;
135:         }
136:         $name = sprintf('--%s%s', $this->_name, $short);
137:         if (strlen($name) < $width) {
138:             $name = str_pad($name, $width, ' ');
139:         }
140:         return sprintf('%s%s%s', $name, $this->_help, $default);
141:     }
142: 
143: /**
144:  * Get the usage value for this option
145:  *
146:  * @return string
147:  */
148:     public function usage() {
149:         $name = empty($this->_short) ? '--' . $this->_name : '-' . $this->_short;
150:         $default = '';
151:         if (!empty($this->_default) && $this->_default !== true) {
152:             $default = ' ' . $this->_default;
153:         }
154:         if (!empty($this->_choices)) {
155:             $default = ' ' . implode('|', $this->_choices);
156:         }
157:         return sprintf('[%s%s]', $name, $default);
158:     }
159: 
160: /**
161:  * Get the default value for this option
162:  *
163:  * @return mixed
164:  */
165:     public function defaultValue() {
166:         return $this->_default;
167:     }
168: 
169: /**
170:  * Check if this option is a boolean option
171:  *
172:  * @return boolean
173:  */
174:     public function isBoolean() {
175:         return (bool)$this->_boolean;
176:     }
177: 
178: /**
179:  * Check that a value is a valid choice for this option.
180:  *
181:  * @param string $value
182:  * @return boolean
183:  * @throws ConsoleException
184:  */
185:     public function validChoice($value) {
186:         if (empty($this->_choices)) {
187:             return true;
188:         }
189:         if (!in_array($value, $this->_choices)) {
190:             throw new ConsoleException(
191:                 __d('cake_console', '"%s" is not a valid value for --%s. Please use one of "%s"',
192:                 $value, $this->_name, implode(', ', $this->_choices)
193:             ));
194:         }
195:         return true;
196:     }
197: 
198: /**
199:  * Append the option's xml into the parent.
200:  *
201:  * @param SimpleXmlElement $parent The parent element.
202:  * @return SimpleXmlElement The parent with this option appended.
203:  */
204:     public function xml(SimpleXmlElement $parent) {
205:         $option = $parent->addChild('option');
206:         $option->addAttribute('name', '--' . $this->_name);
207:         $short = '';
208:         if (strlen($this->_short)) {
209:             $short = $this->_short;
210:         }
211:         $option->addAttribute('short', '-' . $short);
212:         $option->addAttribute('boolean', $this->_boolean);
213:         $option->addChild('default', $this->_default);
214:         $choices = $option->addChild('choices');
215:         foreach ($this->_choices as $valid) {
216:             $choices->addChild('choice', $valid);
217:         }
218:         return $parent;
219:     }
220: 
221: }
222: 
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