ajout de la partie slam dans le dossier web
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462
ap23/web/doku/inc/Form/Form.php
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462
ap23/web/doku/inc/Form/Form.php
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<?php
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namespace dokuwiki\Form;
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/**
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* Class Form
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*
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* Represents the whole Form. This is what you work on, and add Elements to
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*
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* @package dokuwiki\Form
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*/
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class Form extends Element {
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/**
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* @var array name value pairs for hidden values
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*/
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protected $hidden = array();
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/**
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* @var Element[] the elements of the form
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*/
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protected $elements = array();
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/**
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* Creates a new, empty form with some default attributes
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*
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* @param array $attributes
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* @param bool $unsafe if true, then the security token is ommited
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*/
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public function __construct($attributes = array(), $unsafe = false) {
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global $ID;
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parent::__construct('form', $attributes);
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// use the current URL as default action
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if(!$this->attr('action')) {
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$get = $_GET;
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if(isset($get['id'])) unset($get['id']);
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$self = wl($ID, $get, false, '&'); //attributes are escaped later
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$this->attr('action', $self);
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}
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// post is default
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if(!$this->attr('method')) {
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$this->attr('method', 'post');
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}
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// we like UTF-8
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if(!$this->attr('accept-charset')) {
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$this->attr('accept-charset', 'utf-8');
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}
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// add the security token by default
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if (!$unsafe) {
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$this->setHiddenField('sectok', getSecurityToken());
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}
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// identify this as a new form based form in HTML
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$this->addClass('doku_form');
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}
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/**
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* Sets a hidden field
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*
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* @param string $name
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* @param string $value
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* @return $this
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*/
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public function setHiddenField($name, $value) {
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$this->hidden[$name] = $value;
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return $this;
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}
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#region element query function
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/**
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* Returns the numbers of elements in the form
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*
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* @return int
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*/
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public function elementCount() {
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return count($this->elements);
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}
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/**
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* Get the position of the element in the form or false if it is not in the form
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*
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* Warning: This function may return Boolean FALSE, but may also return a non-Boolean value which evaluates
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* to FALSE. Please read the section on Booleans for more information. Use the === operator for testing the
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* return value of this function.
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*
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* @param Element $element
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*
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* @return false|int
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*/
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public function getElementPosition(Element $element)
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{
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return array_search($element, $this->elements, true);
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}
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/**
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* Returns a reference to the element at a position.
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* A position out-of-bounds will return either the
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* first (underflow) or last (overflow) element.
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*
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* @param int $pos
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* @return Element
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*/
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public function getElementAt($pos) {
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if($pos < 0) $pos = count($this->elements) + $pos;
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if($pos < 0) $pos = 0;
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if($pos >= count($this->elements)) $pos = count($this->elements) - 1;
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return $this->elements[$pos];
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}
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/**
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* Gets the position of the first of a type of element
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*
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* @param string $type Element type to look for.
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* @param int $offset search from this position onward
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* @return false|int position of element if found, otherwise false
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*/
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public function findPositionByType($type, $offset = 0) {
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$len = $this->elementCount();
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for($pos = $offset; $pos < $len; $pos++) {
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if($this->elements[$pos]->getType() == $type) {
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return $pos;
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}
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}
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return false;
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}
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/**
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* Gets the position of the first element matching the attribute
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*
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* @param string $name Name of the attribute
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* @param string $value Value the attribute should have
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* @param int $offset search from this position onward
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* @return false|int position of element if found, otherwise false
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*/
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public function findPositionByAttribute($name, $value, $offset = 0) {
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$len = $this->elementCount();
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for($pos = $offset; $pos < $len; $pos++) {
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if($this->elements[$pos]->attr($name) == $value) {
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return $pos;
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}
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}
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return false;
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}
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#endregion
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#region Element positioning functions
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/**
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* Adds or inserts an element to the form
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*
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* @param Element $element
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* @param int $pos 0-based position in the form, -1 for at the end
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* @return Element
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*/
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public function addElement(Element $element, $pos = -1) {
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if(is_a($element, '\dokuwiki\Form\Form')) throw new \InvalidArgumentException(
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'You can\'t add a form to a form'
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);
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if($pos < 0) {
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$this->elements[] = $element;
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} else {
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array_splice($this->elements, $pos, 0, array($element));
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}
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return $element;
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}
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/**
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* Replaces an existing element with a new one
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*
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* @param Element $element the new element
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* @param int $pos 0-based position of the element to replace
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*/
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public function replaceElement(Element $element, $pos) {
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if(is_a($element, '\dokuwiki\Form\Form')) throw new \InvalidArgumentException(
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'You can\'t add a form to a form'
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);
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array_splice($this->elements, $pos, 1, array($element));
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}
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/**
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* Remove an element from the form completely
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*
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* @param int $pos 0-based position of the element to remove
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*/
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public function removeElement($pos) {
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array_splice($this->elements, $pos, 1);
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}
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#endregion
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#region Element adding functions
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/**
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* Adds a text input field
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*
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* @param string $name
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* @param string $label
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* @param int $pos
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* @return InputElement
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*/
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public function addTextInput($name, $label = '', $pos = -1) {
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return $this->addElement(new InputElement('text', $name, $label), $pos);
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}
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/**
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* Adds a password input field
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*
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* @param string $name
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* @param string $label
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* @param int $pos
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* @return InputElement
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*/
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public function addPasswordInput($name, $label = '', $pos = -1) {
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return $this->addElement(new InputElement('password', $name, $label), $pos);
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}
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/**
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* Adds a radio button field
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*
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* @param string $name
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* @param string $label
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* @param int $pos
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* @return CheckableElement
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*/
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public function addRadioButton($name, $label = '', $pos = -1) {
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return $this->addElement(new CheckableElement('radio', $name, $label), $pos);
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}
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/**
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* Adds a checkbox field
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*
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* @param string $name
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* @param string $label
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* @param int $pos
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* @return CheckableElement
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*/
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public function addCheckbox($name, $label = '', $pos = -1) {
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return $this->addElement(new CheckableElement('checkbox', $name, $label), $pos);
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}
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/**
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* Adds a dropdown field
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*
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* @param string $name
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* @param array $options
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* @param string $label
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* @param int $pos
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* @return DropdownElement
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*/
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public function addDropdown($name, $options, $label = '', $pos = -1) {
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return $this->addElement(new DropdownElement($name, $options, $label), $pos);
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}
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/**
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* Adds a textarea field
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*
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* @param string $name
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* @param string $label
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* @param int $pos
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* @return TextareaElement
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*/
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public function addTextarea($name, $label = '', $pos = -1) {
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return $this->addElement(new TextareaElement($name, $label), $pos);
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}
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/**
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* Adds a simple button, escapes the content for you
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*
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* @param string $name
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* @param string $content
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* @param int $pos
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* @return Element
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*/
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public function addButton($name, $content, $pos = -1) {
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return $this->addElement(new ButtonElement($name, hsc($content)), $pos);
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}
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/**
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* Adds a simple button, allows HTML for content
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*
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* @param string $name
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* @param string $html
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* @param int $pos
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* @return Element
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*/
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public function addButtonHTML($name, $html, $pos = -1) {
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return $this->addElement(new ButtonElement($name, $html), $pos);
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}
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/**
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* Adds a label referencing another input element, escapes the label for you
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*
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* @param string $label
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* @param string $for
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* @param int $pos
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* @return Element
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*/
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public function addLabel($label, $for='', $pos = -1) {
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return $this->addLabelHTML(hsc($label), $for, $pos);
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}
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/**
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* Adds a label referencing another input element, allows HTML for content
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*
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* @param string $content
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* @param string|Element $for
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* @param int $pos
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* @return Element
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*/
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public function addLabelHTML($content, $for='', $pos = -1) {
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$element = new LabelElement(hsc($content));
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if(is_a($for, '\dokuwiki\Form\Element')) {
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/** @var Element $for */
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$for = $for->id();
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}
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$for = (string) $for;
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if($for !== '') {
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$element->attr('for', $for);
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}
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return $this->addElement($element, $pos);
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}
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/**
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* Add fixed HTML to the form
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*
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* @param string $html
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* @param int $pos
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* @return HTMLElement
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*/
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public function addHTML($html, $pos = -1) {
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return $this->addElement(new HTMLElement($html), $pos);
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}
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/**
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* Add a closed HTML tag to the form
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*
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* @param string $tag
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* @param int $pos
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* @return TagElement
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*/
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public function addTag($tag, $pos = -1) {
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return $this->addElement(new TagElement($tag), $pos);
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}
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/**
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* Add an open HTML tag to the form
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*
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* Be sure to close it again!
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*
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* @param string $tag
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* @param int $pos
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* @return TagOpenElement
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*/
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public function addTagOpen($tag, $pos = -1) {
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return $this->addElement(new TagOpenElement($tag), $pos);
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}
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/**
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* Add a closing HTML tag to the form
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*
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* Be sure it had been opened before
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*
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* @param string $tag
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* @param int $pos
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* @return TagCloseElement
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*/
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public function addTagClose($tag, $pos = -1) {
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return $this->addElement(new TagCloseElement($tag), $pos);
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}
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/**
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* Open a Fieldset
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*
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* @param string $legend
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* @param int $pos
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* @return FieldsetOpenElement
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*/
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public function addFieldsetOpen($legend = '', $pos = -1) {
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return $this->addElement(new FieldsetOpenElement($legend), $pos);
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}
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/**
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* Close a fieldset
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*
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* @param int $pos
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* @return TagCloseElement
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*/
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public function addFieldsetClose($pos = -1) {
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return $this->addElement(new FieldsetCloseElement(), $pos);
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}
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#endregion
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/**
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* Adjust the elements so that fieldset open and closes are matching
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*/
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protected function balanceFieldsets() {
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$lastclose = 0;
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$isopen = false;
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$len = count($this->elements);
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for($pos = 0; $pos < $len; $pos++) {
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$type = $this->elements[$pos]->getType();
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if($type == 'fieldsetopen') {
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if($isopen) {
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//close previous fieldset
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$this->addFieldsetClose($pos);
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$lastclose = $pos + 1;
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$pos++;
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$len++;
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}
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$isopen = true;
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} else if($type == 'fieldsetclose') {
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if(!$isopen) {
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// make sure there was a fieldsetopen
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// either right after the last close or at the begining
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$this->addFieldsetOpen('', $lastclose);
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$len++;
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$pos++;
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}
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$lastclose = $pos;
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$isopen = false;
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}
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}
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// close open fieldset at the end
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if($isopen) {
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$this->addFieldsetClose();
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}
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}
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/**
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* The HTML representation of the whole form
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*
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* @return string
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*/
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public function toHTML() {
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$this->balanceFieldsets();
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$html = '<form ' . buildAttributes($this->attrs()) . '>';
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foreach($this->hidden as $name => $value) {
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$html .= '<input type="hidden" name="' . $name . '" value="' . formText($value) . '" />';
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}
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foreach($this->elements as $element) {
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$html .= $element->toHTML();
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}
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$html .= '</form>';
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return $html;
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}
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}
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Reference in New Issue
Block a user