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<?php
namespace {
/**
* Base class for simple HTML_QuickForm2 containers
*
* PHP version 5
*
* LICENSE:
*
* Copyright (c) 2006-2010, Alexey Borzov <avb@php.net>,
* Bertrand Mansion <golgote@mamasam.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * The names of the authors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @license http://opensource.org/licenses/bsd-license.php New BSD License
* @version SVN: $Id: Container.php 300722 2010-06-24 10:15:52Z mansion $
* @link http://pear.php.net/package/HTML_QuickForm2
*/
/**
* Base class for all HTML_QuickForm2 elements
*/
// require_once 'HTML/QuickForm2/Node.php';
/**
* Implements a recursive iterator for the container elements
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @version Release: @package_version@
*/
class HTML_QuickForm2_ContainerIterator extends \RecursiveArrayIterator implements \RecursiveIterator
{
public function __construct(\HTML_QuickForm2_Container $container)
{
parent::__construct($container->getElements());
}
public function hasChildren() : bool
{
return $this->current() instanceof \HTML_QuickForm2_Container;
}
public function getChildren() : \HTML_QuickForm2_ContainerIterator
{
return new \HTML_QuickForm2_ContainerIterator($this->current());
}
}
/**
* Abstract base class for simple QuickForm2 containers
*
* @category HTML
* @package HTML_QuickForm2
* @author Alexey Borzov <avb@php.net>
* @author Bertrand Mansion <golgote@mamasam.com>
* @version Release: @package_version@
*/
abstract class HTML_QuickForm2_Container extends \HTML_QuickForm2_Node implements \IteratorAggregate, \Countable
{
/**
* Array of elements contained in this container
* @var array
*/
protected $elements = array();
public function setName($name)
{
$this->attributes['name'] = (string) $name;
return $this;
}
public function toggleFrozen($freeze = null)
{
if (null !== $freeze) {
foreach ($this as $child) {
$child->toggleFrozen($freeze);
}
}
return parent::toggleFrozen($freeze);
}
public function persistentFreeze($persistent = null)
{
if (null !== $persistent) {
foreach ($this as $child) {
$child->persistentFreeze($persistent);
}
}
return parent::persistentFreeze($persistent);
}
/**
* Whether container prepends its name to names of contained elements
*
* @return bool
*/
protected function prependsName()
{
return \false;
}
/**
* Returns the element's value
*
* The default implementation for Containers is to return an array with
* contained elements' values. The array is indexed the same way $_GET and
* $_POST arrays would be for these elements.
*
* @return array|null
*/
public function getValue()
{
$values = array();
foreach ($this as $child) {
$value = $child->getValue();
if (null !== $value) {
if ($child instanceof \HTML_QuickForm2_Container && !$child->prependsName()) {
$values = self::arrayMerge($values, $value);
} else {
$name = $child->getName();
if (!\strpos($name, '[')) {
$values[$name] = $value;
} else {
$tokens = \explode('[', \str_replace(']', '', $name));
$valueAry =& $values;
do {
$token = \array_shift($tokens);
if (!isset($valueAry[$token])) {
$valueAry[$token] = array();
}
$valueAry =& $valueAry[$token];
} while (\count($tokens) > 1);
$valueAry[$tokens[0]] = $value;
}
}
}
}
return empty($values) ? null : $this->applyFilters($values);
}
/**
* Merges two arrays
*
* Merges two arrays like the PHP function array_merge_recursive does,
* the difference being that existing integer keys will not be renumbered.
*
* @param array
* @param array
* @return array resulting array
*/
protected static function arrayMerge($a, $b)
{
foreach ($b as $k => $v) {
if (!\is_array($v) || isset($a[$k]) && !\is_array($a[$k])) {
$a[$k] = $v;
} else {
$a[$k] = self::arrayMerge(isset($a[$k]) ? $a[$k] : array(), $v);
}
}
return $a;
}
/**
* Returns an array of this container's elements
*
* @return array Container elements
*/
public function getElements()
{
return $this->elements;
}
/**
* Appends an element to the container
*
* If the element was previously added to the container or to another
* container, it is first removed there.
*
* @param HTML_QuickForm2_Node Element to add
* @return HTML_QuickForm2_Node Added element
* @throws HTML_QuickForm2_InvalidArgumentException
*/
public function appendChild(\HTML_QuickForm2_Node $element)
{
if ($this === $element->getContainer()) {
$this->removeChild($element);
}
$element->setContainer($this);
$this->elements[] = $element;
return $element;
}
/**
* Appends an element to the container (possibly creating it first)
*
* If the first parameter is an instance of HTML_QuickForm2_Node then all
* other parameters are ignored and the method just calls {@link appendChild()}.
* In the other case the element is first created via
* {@link HTML_QuickForm2_Factory::createElement()} and then added via the
* same method. This is a convenience method to reduce typing and ease
* porting from HTML_QuickForm.
*
* @param string|HTML_QuickForm2_Node Either type name (treated
* case-insensitively) or an element instance
* @param mixed Element name
* @param mixed Element attributes
* @param array Element-specific data
* @return HTML_QuickForm2_Node Added element
* @throws HTML_QuickForm2_InvalidArgumentException
* @throws HTML_QuickForm2_NotFoundException
*/
public function addElement($elementOrType, $name = null, $attributes = null, array $data = array())
{
if ($elementOrType instanceof \HTML_QuickForm2_Node) {
return $this->appendChild($elementOrType);
} else {
return $this->appendChild(\HTML_QuickForm2_Factory::createElement($elementOrType, $name, $attributes, $data));
}
}
/**
* Removes the element from this container
*
* If the reference object is not given, the element will be appended.
*
* @param HTML_QuickForm2_Node Element to remove
* @return HTML_QuickForm2_Node Removed object
*/
public function removeChild(\HTML_QuickForm2_Node $element)
{
if ($element->getContainer() !== $this) {
throw new \HTML_QuickForm2_NotFoundException("Element with name '" . $element->getName() . "' was not found");
}
foreach ($this as $key => $child) {
if ($child === $element) {
unset($this->elements[$key]);
$element->setContainer(null);
break;
}
}
return $element;
}
/**
* Returns an element if its id is found
*
* @param string Element id to find
* @return HTML_QuickForm2_Node|null
*/
public function getElementById($id)
{
foreach ($this->getRecursiveIterator() as $element) {
if ($id == $element->getId()) {
return $element;
}
}
return null;
}
/**
* Returns an array of elements which name corresponds to element
*
* @param string Elements name to find
* @return array
*/
public function getElementsByName($name)
{
$found = array();
foreach ($this->getRecursiveIterator() as $element) {
if ($element->getName() == $name) {
$found[] = $element;
}
}
return $found;
}
/**
* Inserts an element in the container
*
* If the reference object is not given, the element will be appended.
*
* @param HTML_QuickForm2_Node Element to insert
* @param HTML_QuickForm2_Node Reference to insert before
* @return HTML_QuickForm2_Node Inserted element
*/
public function insertBefore(\HTML_QuickForm2_Node $element, \HTML_QuickForm2_Node $reference = null)
{
if (null === $reference) {
return $this->appendChild($element);
}
$offset = 0;
foreach ($this as $child) {
if ($child === $reference) {
if ($this === $element->getContainer()) {
$this->removeChild($element);
}
$element->setContainer($this);
\array_splice($this->elements, $offset, 0, array($element));
return $element;
}
$offset++;
}
throw new \HTML_QuickForm2_NotFoundException("Reference element with name '" . $reference->getName() . "' was not found");
}
/**
* Returns a recursive iterator for the container elements
*
* @return HTML_QuickForm2_ContainerIterator
*/
public function getIterator() : \HTML_QuickForm2_ContainerIterator
{
return new \HTML_QuickForm2_ContainerIterator($this);
}
/**
* Returns a recursive iterator iterator for the container elements
*
* @param int mode passed to RecursiveIteratorIterator
* @return RecursiveIteratorIterator
*/
public function getRecursiveIterator($mode = \RecursiveIteratorIterator::SELF_FIRST) : \RecursiveIteratorIterator
{
return new \RecursiveIteratorIterator(new \HTML_QuickForm2_ContainerIterator($this), $mode);
}
/**
* Returns the number of elements in the container
*
* @return int
*/
public function count() : int
{
return \count($this->elements);
}
/**
* Called when the element needs to update its value from form's data sources
*
* The default behaviour is just to call the updateValue() methods of
* contained elements, since default Container doesn't have any value itself
*/
public function updateValue()
{
foreach ($this as $child) {
$child->updateValue();
}
}
/**
* Performs the server-side validation
*
* This method also calls validate() on all contained elements.
*
* @return boolean Whether the container and all contained elements are valid
*/
protected function validate()
{
$valid = parent::validate();
foreach ($this as $child) {
$valid = $child->validate() && $valid;
}
return $valid;
}
/**
* Appends an element to the container, creating it first
*
* The element will be created via {@link HTML_QuickForm2_Factory::createElement()}
* and then added via the {@link appendChild()} method.
* The element type is deduced from the method name.
* This is a convenience method to reduce typing.
*
* @param mixed Element name
* @param mixed Element attributes
* @param array Element-specific data
* @return HTML_QuickForm2_Node Added element
* @throws HTML_QuickForm2_InvalidArgumentException
* @throws HTML_QuickForm2_NotFoundException
*/
public function __call($m, $a)
{
if (\preg_match('/^(add)([a-zA-Z0-9_]+)$/', $m, $match)) {
if ($match[1] == 'add') {
$type = \strtolower($match[2]);
$name = isset($a[0]) ? $a[0] : null;
$attr = isset($a[1]) ? $a[1] : null;
$data = isset($a[2]) ? $a[2] : array();
return $this->addElement($type, $name, $attr, $data);
}
}
\trigger_error("Fatal error: Call to undefined method " . \get_class($this) . "::" . $m . "()", \E_USER_ERROR);
}
/**
* Renders the container using the given renderer
*
* @param HTML_QuickForm2_Renderer Renderer instance
* @return HTML_QuickForm2_Renderer
*/
public function render(\HTML_QuickForm2_Renderer $renderer)
{
foreach ($this->rules as $rule) {
if ($rule[1] & \HTML_QuickForm2_Rule::RUNAT_CLIENT) {
$renderer->getJavascriptBuilder()->addRule($rule[0]);
}
}
$renderer->startContainer($this);
foreach ($this as $element) {
$element->render($renderer);
}
$renderer->finishContainer($this);
return $renderer;
}
public function __toString()
{
// require_once 'HTML/QuickForm2/Renderer.php';
return $this->render(\HTML_QuickForm2_Renderer::factory('default'))->__toString();
}
/**
* Returns Javascript code for getting the element's value
*
* @return string
*/
public function getJavascriptValue()
{
$args = array();
foreach ($this as $child) {
if ($child instanceof \HTML_QuickForm2_Container) {
$args[] = $child->getJavascriptValue();
} else {
$args[] = "'" . $child->getId() . "'";
}
}
return 'qf.form.getContainerValue(' . \implode(', ', $args) . ')';
}
}
}