/libs/HTML/QuickForm2/Container/Group.php
PHP | 328 lines | 176 code | 29 blank | 123 comment | 26 complexity | af6598a96ab2505936156cf3c82eb231 MD5 | raw file
Possible License(s): LGPL-3.0, JSON, MIT, GPL-3.0, LGPL-2.1, GPL-2.0, AGPL-1.0, BSD-2-Clause, BSD-3-Clause
- <?php
- /**
- * Base class for HTML_QuickForm2 groups
- *
- * 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: Group.php 294057 2010-01-26 21:10:28Z avb $
- * @link http://pear.php.net/package/HTML_QuickForm2
- */
- /**
- * Base class for all HTML_QuickForm2 containers
- */
- // require_once 'HTML/QuickForm2/Container.php';
- /**
- * Base class for QuickForm2 groups of 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_Container_Group extends HTML_QuickForm2_Container
- {
- /**
- * Group name
- * If set, group name will be used as prefix for contained
- * element names, like groupname[elementname].
- * @var string
- */
- protected $name;
- /**
- * Previous group name
- * Stores the previous group name when the group name is changed.
- * Used to restore children names if necessary.
- * @var string
- */
- protected $previousName;
- public function getType()
- {
- return 'group';
- }
- protected function prependsName()
- {
- return strlen($this->name) > 0;
- }
- public function getValue()
- {
- $value = parent::getValue();
- if (!$this->prependsName()) {
- return $value;
- } elseif (!strpos($this->getName(), '[')) {
- return isset($value[$this->getName()])? $value[$this->getName()]: null;
- } else {
- $tokens = explode('[', str_replace(']', '', $this->getName()));
- $valueAry =& $value;
- do {
- $token = array_shift($tokens);
- if (!isset($valueAry[$token])) {
- return null;
- }
- $valueAry =& $valueAry[$token];
- } while ($tokens);
- return $valueAry;
- }
- }
- public function setValue($value)
- {
- // Prepare a mapper for element names as array
- if ($this->prependsName()) {
- $prefix = explode('[', str_replace(']', '', $this->getName()));
- }
- $elements = array();
- foreach ($this as $child) {
- $tokens = explode('[', str_replace(']', '', $child->getName()));
- if (!empty($prefix)) {
- $tokens = array_slice($tokens, count($prefix));
- }
- $elements[] = $tokens;
- }
- // Iterate over values to find corresponding element
- $index = 0;
- foreach ($value as $k => $v) {
- $val = array($k => $v);
- $found = null;
- foreach ($elements as $i => $tokens) {
- do {
- $token = array_shift($tokens);
- $numeric = false;
- if ($token == "") {
- // Deal with numeric indexes in values
- $token = $index;
- $numeric = true;
- }
- if (isset($val[$token])) {
- // Found a value
- $val = $val[$token];
- $found = $val;
- if ($numeric) {
- $index += 1;
- }
- } else {
- // Not found, skip next iterations
- $found = null;
- break;
- }
- } while (!empty($tokens));
- if (!is_null($found)) {
- // Found a value corresponding to element name
- $child = $this->elements[$i];
- $child->setValue($val);
- unset($val);
- if (!($child instanceof HTML_QuickForm2_Container_Group)) {
- // Speed up next iterations
- unset($elements[$i]);
- }
- break;
- }
- }
- }
- }
- public function getName()
- {
- return $this->name;
- }
- public function setName($name)
- {
- $this->previousName = $this->name;
- $this->name = $name;
- foreach ($this as $child) {
- $this->renameChild($child);
- }
- return $this;
- }
- protected function renameChild(HTML_QuickForm2_Node $element)
- {
- $tokens = explode('[', str_replace(']', '', $element->getName()));
- if ($this === $element->getContainer()) {
- // Child has already been renamed by its group before
- if (!is_null($this->previousName) &&
- $this->previousName !== '') {
- $gtokens = explode('[', str_replace(']', '', $this->previousName));
- $pos = array_search(end($gtokens), $tokens);
- if (!is_null($pos)) {
- $tokens = array_slice($tokens, $pos+1);
- }
- }
- }
- if (is_null($this->name) || $this->name === '') {
- if (is_null($this->previousName) || $this->previousName === '') {
- return $element;
- } else {
- $elname = $tokens[0];
- unset($tokens[0]);
- foreach ($tokens as $v) {
- $elname .= '['.$v.']';
- }
- }
- } else {
- $elname = $this->getName().'['.implode('][', $tokens).']';
- }
- $element->setName($elname);
- return $element;
- }
- /**
- * 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 $element)
- {
- if (null !== ($container = $element->getContainer())) {
- $container->removeChild($element);
- }
- // Element can be renamed only after being removed from container
- $this->renameChild($element);
- $element->setContainer($this);
- $this->elements[] = $element;
- return $element;
- }
- /**
- * 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)
- {
- $element = parent::removeChild($element);
- if ($this->prependsName()) {
- $name = preg_replace('/^' . $this->getName() . '\[([^\]]*)\]/', '\1', $element->getName());
- $element->setName($name);
- }
- return $element;
- }
- /**
- * 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);
- }
- return parent::insertBefore($this->renameChild($element), $reference);
- }
- /**
- * Sets string(s) to separate grouped elements
- *
- * @param string|array Use a string for one separator, array for
- * alternating separators
- * @return HTML_QuickForm2_Container_Group
- */
- public function setSeparator($separator)
- {
- $this->data['separator'] = $separator;
- return $this;
- }
- /**
- * Returns string(s) to separate grouped elements
- *
- * @return string|array Separator, null if not set
- */
- public function getSeparator()
- {
- return isset($this->data['separator'])? $this->data['separator']: null;
- }
- /**
- * Renders the group using the given renderer
- *
- * @param HTML_QuickForm2_Renderer Renderer instance
- * @return HTML_QuickForm2_Renderer
- */
- public function render(HTML_QuickForm2_Renderer $renderer)
- {
- $renderer->startGroup($this);
- foreach ($this as $element) {
- $element->render($renderer);
- }
- $renderer->finishGroup($this);
- return $renderer;
- }
- public function __toString()
- {
- // require_once 'HTML/QuickForm2/Renderer.php';
- return $this->render(
- HTML_QuickForm2_Renderer::factory('default')
- ->setTemplateForId($this->getId(), '{content}')
- )->__toString();
- }
- }
- ?>