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- <?php
- namespace dokuwiki\Form;
- /**
- * Class LegacyForm
- *
- * Provides a compatibility layer to the old Doku_Form API
- *
- * This can be used to work with the modern API on forms provided by old events for
- * example. When you start new forms, just use Form\Form
- *
- * @package dokuwiki\Form
- */
- class LegacyForm extends Form
- {
- /**
- * Creates a new modern form from an old legacy Doku_Form
- *
- * @param \Doku_Form $oldform
- */
- public function __construct(\Doku_Form $oldform)
- {
- parent::__construct($oldform->params);
- $this->hidden = $oldform->_hidden;
- foreach ($oldform->_content as $element) {
- list($ctl, $attr) = $this->parseLegacyAttr($element);
- if (is_array($element)) {
- switch ($ctl['elem']) {
- case 'wikitext':
- $this->addTextarea('wikitext')
- ->attrs($attr)
- ->id('wiki__text')
- ->val($ctl['text'])
- ->addClass($ctl['class']);
- break;
- case 'textfield':
- $this->addTextInput($ctl['name'], $ctl['text'])
- ->attrs($attr)
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'passwordfield':
- $this->addPasswordInput($ctl['name'], $ctl['text'])
- ->attrs($attr)
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'checkboxfield':
- $this->addCheckbox($ctl['name'], $ctl['text'])
- ->attrs($attr)
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'radiofield':
- $this->addRadioButton($ctl['name'], $ctl['text'])
- ->attrs($attr)
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'tag':
- $this->addTag($ctl['tag'])
- ->attrs($attr)
- ->attr('name', $ctl['name'])
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'opentag':
- $this->addTagOpen($ctl['tag'])
- ->attrs($attr)
- ->attr('name', $ctl['name'])
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'closetag':
- $this->addTagClose($ctl['tag']);
- break;
- case 'openfieldset':
- $this->addFieldsetOpen($ctl['legend'])
- ->attrs($attr)
- ->attr('name', $ctl['name'])
- ->id($ctl['id'])
- ->addClass($ctl['class']);
- break;
- case 'closefieldset':
- $this->addFieldsetClose();
- break;
- case 'button':
- case 'field':
- case 'fieldright':
- case 'filefield':
- case 'menufield':
- case 'listboxfield':
- throw new \UnexpectedValueException('Unsupported legacy field ' . $ctl['elem']);
- break;
- default:
- throw new \UnexpectedValueException('Unknown legacy field ' . $ctl['elem']);
- }
- } else {
- $this->addHTML($element);
- }
- }
- }
- /**
- * Parses out what is the elements attributes and what is control info
- *
- * @param array $legacy
- * @return array
- */
- protected function parseLegacyAttr($legacy)
- {
- $attributes = array();
- $control = array();
- foreach ($legacy as $key => $val) {
- if ($key[0] == '_') {
- $control[substr($key, 1)] = $val;
- } elseif($key == 'name') {
- $control[$key] = $val;
- } elseif($key == 'id') {
- $control[$key] = $val;
- } else {
- $attributes[$key] = $val;
- }
- }
- return array($control, $attributes);
- }
- /**
- * Translates our types to the legacy types
- *
- * @param string $type
- * @return string
- */
- protected function legacyType($type)
- {
- static $types = array(
- 'text' => 'textfield',
- 'password' => 'passwordfield',
- 'checkbox' => 'checkboxfield',
- 'radio' => 'radiofield',
- 'tagopen' => 'opentag',
- 'tagclose' => 'closetag',
- 'fieldsetopen' => 'openfieldset',
- 'fieldsetclose' => 'closefieldset',
- );
- if (isset($types[$type])) return $types[$type];
- return $type;
- }
- /**
- * Creates an old legacy form from this modern form's data
- *
- * @return \Doku_Form
- */
- public function toLegacy()
- {
- $this->balanceFieldsets();
- $legacy = new \Doku_Form($this->attrs());
- $legacy->_hidden = $this->hidden;
- foreach ($this->elements as $element) {
- if (is_a($element, 'dokuwiki\Form\HTMLElement')) {
- $legacy->_content[] = $element->toHTML();
- } elseif (is_a($element, 'dokuwiki\Form\InputElement')) {
- /** @var InputElement $element */
- $data = $element->attrs();
- $data['_elem'] = $this->legacyType($element->getType());
- $label = $element->getLabel();
- if ($label) {
- $data['_class'] = $label->attr('class');
- }
- $legacy->_content[] = $data;
- }
- }
- return $legacy;
- }
- }
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