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