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| 1 | <?php |
| 2 | /** |
| 3 | * Pop PHP Framework (http://www.popphp.org/) |
| 4 | * |
| 5 | * @link https://github.com/popphp/popphp-framework |
| 6 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 7 | * @copyright Copyright (c) 2009-2023 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 8 | * @license http://www.popphp.org/license New BSD License |
| 9 | */ |
| 10 | |
| 11 | /** |
| 12 | * @namespace |
| 13 | */ |
| 14 | namespace Pop\Form\Element; |
| 15 | |
| 16 | use Pop\Dom\Child; |
| 17 | |
| 18 | /** |
| 19 | * Form radio element set class |
| 20 | * |
| 21 | * @category Pop |
| 22 | * @package Pop\Form |
| 23 | * @author Nick Sagona, III <dev@nolainteractive.com> |
| 24 | * @copyright Copyright (c) 2009-2023 NOLA Interactive, LLC. (http://www.nolainteractive.com) |
| 25 | * @license http://www.popphp.org/license New BSD License |
| 26 | * @version 3.6.0 |
| 27 | */ |
| 28 | |
| 29 | class RadioSet extends AbstractElement |
| 30 | { |
| 31 | |
| 32 | /** |
| 33 | * Array of radio input elements |
| 34 | * @var array |
| 35 | */ |
| 36 | protected $radios = []; |
| 37 | |
| 38 | /** |
| 39 | * Array of checked values |
| 40 | * @var string |
| 41 | */ |
| 42 | protected $checked = null; |
| 43 | |
| 44 | /** |
| 45 | * Fieldset legend |
| 46 | * @var string |
| 47 | */ |
| 48 | protected $legend = null; |
| 49 | |
| 50 | /** |
| 51 | * Constructor |
| 52 | * |
| 53 | * Instantiate the radio input form elements |
| 54 | * |
| 55 | * @param string $name |
| 56 | * @param array $values |
| 57 | * @param string $checked |
| 58 | * @param string $indent |
| 59 | */ |
| 60 | public function __construct($name, array $values, $checked = null, $indent = null) |
| 61 | { |
| 62 | parent::__construct('fieldset'); |
| 63 | |
| 64 | $this->setName($name); |
| 65 | $this->setAttribute('class', 'radio-fieldset'); |
| 66 | |
| 67 | if (null !== $checked) { |
| 68 | $this->setValue($checked); |
| 69 | } |
| 70 | |
| 71 | if (null !== $indent) { |
| 72 | $this->setIndent($indent); |
| 73 | } |
| 74 | |
| 75 | // Create the radio elements and related span elements. |
| 76 | $i = null; |
| 77 | foreach ($values as $k => $v) { |
| 78 | $radio = new Input\Radio($name, null, $indent); |
| 79 | $radio->setAttributes([ |
| 80 | 'class' => 'radio', |
| 81 | 'id' => ($name . $i), |
| 82 | 'value' => $k |
| 83 | ]); |
| 84 | |
| 85 | // Determine if the current radio element is checked. |
| 86 | if ((null !== $this->checked) && ($k == $this->checked)) { |
| 87 | $radio->check(); |
| 88 | } |
| 89 | |
| 90 | $span = new Child('span'); |
| 91 | if (null !== $indent) { |
| 92 | $span->setIndent($indent); |
| 93 | } |
| 94 | $span->setAttribute('class', 'radio-span'); |
| 95 | $span->setNodeValue($v); |
| 96 | $this->addChildren([$radio, $span]); |
| 97 | $this->radios[] = $radio; |
| 98 | $i++; |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Set whether the form element is disabled |
| 104 | * |
| 105 | * @param boolean $disabled |
| 106 | * @return Select |
| 107 | */ |
| 108 | public function setDisabled($disabled) |
| 109 | { |
| 110 | if ($disabled) { |
| 111 | foreach ($this->childNodes as $childNode) { |
| 112 | $childNode->setAttribute('disabled', 'disabled'); |
| 113 | } |
| 114 | } else { |
| 115 | foreach ($this->childNodes as $childNode) { |
| 116 | $childNode->removeAttribute('disabled'); |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | return parent::setDisabled($disabled); |
| 121 | } |
| 122 | |
| 123 | /** |
| 124 | * Set whether the form element is readonly |
| 125 | * |
| 126 | * @param boolean $readonly |
| 127 | * @return Select |
| 128 | */ |
| 129 | public function setReadonly($readonly) |
| 130 | { |
| 131 | if ($readonly) { |
| 132 | foreach ($this->childNodes as $childNode) { |
| 133 | $childNode->setAttribute('readonly', 'readonly'); |
| 134 | $childNode->setAttribute('onclick', 'return false;'); |
| 135 | } |
| 136 | } else { |
| 137 | foreach ($this->childNodes as $childNode) { |
| 138 | $childNode->removeAttribute('readonly'); |
| 139 | $childNode->removeAttribute('onclick'); |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | return parent::setReadonly($readonly); |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * Set an attribute for the input radio elements |
| 148 | * |
| 149 | * @param string $a |
| 150 | * @param string $v |
| 151 | * @return Child |
| 152 | */ |
| 153 | public function setRadioAttribute($a, $v) |
| 154 | { |
| 155 | foreach ($this->radios as $radio) { |
| 156 | $radio->setAttribute($a, $v); |
| 157 | if ($a == 'tabindex') { |
| 158 | $v++; |
| 159 | } |
| 160 | |
| 161 | } |
| 162 | return $this; |
| 163 | } |
| 164 | |
| 165 | /** |
| 166 | * Set an attribute or attributes for the input radio elements |
| 167 | * |
| 168 | * @param array $a |
| 169 | * @return Child |
| 170 | */ |
| 171 | public function setRadioAttributes(array $a) |
| 172 | { |
| 173 | foreach ($this->radios as $radio) { |
| 174 | $radio->setAttributes($a); |
| 175 | if (isset($a['tabindex'])) { |
| 176 | $a['tabindex']++; |
| 177 | } |
| 178 | } |
| 179 | return $this; |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Set the checked value of the radio form elements |
| 184 | * |
| 185 | * @param mixed $value |
| 186 | * @return RadioSet |
| 187 | */ |
| 188 | public function setValue($value) |
| 189 | { |
| 190 | $this->checked = $value; |
| 191 | |
| 192 | if ((null !== $this->checked) && ($this->hasChildren())) { |
| 193 | foreach ($this->childNodes as $child) { |
| 194 | if ($child instanceof Input\Radio) { |
| 195 | if ($child->getValue() == $this->checked) { |
| 196 | $child->check(); |
| 197 | } else { |
| 198 | $child->uncheck(); |
| 199 | } |
| 200 | } |
| 201 | } |
| 202 | } |
| 203 | return $this; |
| 204 | } |
| 205 | |
| 206 | /** |
| 207 | * Reset the value of the form element |
| 208 | * |
| 209 | * @return RadioSet |
| 210 | */ |
| 211 | public function resetValue() |
| 212 | { |
| 213 | $this->checked = null; |
| 214 | foreach ($this->childNodes as $child) { |
| 215 | if ($child instanceof Input\Radio) { |
| 216 | $child->uncheck(); |
| 217 | } |
| 218 | } |
| 219 | return $this; |
| 220 | } |
| 221 | |
| 222 | /** |
| 223 | * Get radio form element checked value |
| 224 | * |
| 225 | * @return mixed |
| 226 | */ |
| 227 | public function getValue() |
| 228 | { |
| 229 | return $this->checked; |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Get form element object type |
| 234 | * |
| 235 | * @return string |
| 236 | */ |
| 237 | public function getType() |
| 238 | { |
| 239 | return 'radio'; |
| 240 | } |
| 241 | |
| 242 | /** |
| 243 | * Set the checked value |
| 244 | * |
| 245 | * @param mixed $checked |
| 246 | * @return RadioSet |
| 247 | */ |
| 248 | public function setChecked($checked) |
| 249 | { |
| 250 | return $this->setValue($checked); |
| 251 | } |
| 252 | |
| 253 | /** |
| 254 | * Get the checked value |
| 255 | * |
| 256 | * @return string |
| 257 | */ |
| 258 | public function getChecked() |
| 259 | { |
| 260 | return $this->getValue(); |
| 261 | } |
| 262 | |
| 263 | /** |
| 264 | * Method to set fieldset legend |
| 265 | * |
| 266 | * @param string $legend |
| 267 | * @return RadioSet |
| 268 | */ |
| 269 | public function setLegend($legend) |
| 270 | { |
| 271 | $this->legend = $legend; |
| 272 | return $this; |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * Method to get fieldset legend |
| 277 | * |
| 278 | * @return string |
| 279 | */ |
| 280 | public function getLegend() |
| 281 | { |
| 282 | return $this->legend; |
| 283 | } |
| 284 | |
| 285 | /** |
| 286 | * Validate the form element object |
| 287 | * |
| 288 | * @param array $formValues |
| 289 | * @return boolean |
| 290 | */ |
| 291 | public function validate(array $formValues = []) |
| 292 | { |
| 293 | $value = $this->getValue(); |
| 294 | |
| 295 | // Check if the element is required |
| 296 | if (($this->required) && empty($value)) { |
| 297 | $this->errors[] = 'This field is required.'; |
| 298 | } |
| 299 | |
| 300 | $this->validateValue($value, $formValues); |
| 301 | |
| 302 | return (count($this->errors) == 0); |
| 303 | } |
| 304 | |
| 305 | /** |
| 306 | * Render the child and its child nodes |
| 307 | * |
| 308 | * @param int $depth |
| 309 | * @param string $indent |
| 310 | * @param boolean $inner |
| 311 | * @return string |
| 312 | */ |
| 313 | public function render($depth = 0, $indent = null, $inner = false) |
| 314 | { |
| 315 | if (!empty($this->legend)) { |
| 316 | $this->addChild(new Child('legend', $this->legend)); |
| 317 | } |
| 318 | return parent::render($depth, $indent, $inner); |
| 319 | } |
| 320 | |
| 321 | } |