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cacert-testmgr/external/ZendFramework-1.9.5/library/Zend/Form.php

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initially import ZendFramework-1.9.5 into repository code was modified slightly, so the code differs from the original downloadable 1.9.5 version
2010-03-31 08:12:32 +00:00
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Form
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** @see Zend_Validate_Interface */
require_once 'Zend/Validate/Interface.php';
/**
* Zend_Form
*
* @category Zend
* @package Zend_Form
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Form.php 18272 2009-09-18 19:03:49Z matthew $
*/
class Zend_Form implements Iterator, Countable, Zend_Validate_Interface
{
/**#@+
* Plugin loader type constants
*/
const DECORATOR = 'DECORATOR';
const ELEMENT = 'ELEMENT';
/**#@-*/
/**#@+
* Method type constants
*/
const METHOD_DELETE = 'delete';
const METHOD_GET = 'get';
const METHOD_POST = 'post';
const METHOD_PUT = 'put';
/**#@-*/
/**#@+
* Encoding type constants
*/
const ENCTYPE_URLENCODED = 'application/x-www-form-urlencoded';
const ENCTYPE_MULTIPART = 'multipart/form-data';
/**#@-*/
/**
* Form metadata and attributes
* @var array
*/
protected $_attribs = array();
/**
* Decorators for rendering
* @var array
*/
protected $_decorators = array();
/**
* Default display group class
* @var string
*/
protected $_defaultDisplayGroupClass = 'Zend_Form_DisplayGroup';
/**
* Form description
* @var string
*/
protected $_description;
/**
* Should we disable loading the default decorators?
* @var bool
*/
protected $_disableLoadDefaultDecorators = false;
/**
* Display group prefix paths
* @var array
*/
protected $_displayGroupPrefixPaths = array();
/**
* Groups of elements grouped for display purposes
* @var array
*/
protected $_displayGroups = array();
/**
* Global decorators to apply to all elements
* @var null|array
*/
protected $_elementDecorators;
/**
* Prefix paths to use when creating elements
* @var array
*/
protected $_elementPrefixPaths = array();
/**
* Form elements
* @var array
*/
protected $_elements = array();
/**
* Array to which elements belong (if any)
* @var string
*/
protected $_elementsBelongTo;
/**
* Custom form-level error messages
* @var array
*/
protected $_errorMessages = array();
/**
* Are there errors in the form?
* @var bool
*/
protected $_errorsExist = false;
/**
* Has the form been manually flagged as an error?
* @var bool
*/
protected $_errorsForced = false;
/**
* Form order
* @var int|null
*/
protected $_formOrder;
/**
* Whether or not form elements are members of an array
* @var bool
*/
protected $_isArray = false;
/**
* Form legend
* @var string
*/
protected $_legend;
/**
* Plugin loaders
* @var array
*/
protected $_loaders = array();
/**
* Allowed form methods
* @var array
*/
protected $_methods = array('delete', 'get', 'post', 'put');
/**
* Order in which to display and iterate elements
* @var array
*/
protected $_order = array();
/**
* Whether internal order has been updated or not
* @var bool
*/
protected $_orderUpdated = false;
/**
* Sub form prefix paths
* @var array
*/
protected $_subFormPrefixPaths = array();
/**
* Sub forms
* @var array
*/
protected $_subForms = array();
/**
* @var Zend_Translate
*/
protected $_translator;
/**
* Global default translation adapter
* @var Zend_Translate
*/
protected static $_translatorDefault;
/**
* is the translator disabled?
* @var bool
*/
protected $_translatorDisabled = false;
/**
* @var Zend_View_Interface
*/
protected $_view;
/**
* Constructor
*
* Registers form view helper as decorator
*
* @param mixed $options
* @return void
*/
public function __construct($options = null)
{
if (is_array($options)) {
$this->setOptions($options);
} elseif ($options instanceof Zend_Config) {
$this->setConfig($options);
}
// Extensions...
$this->init();
$this->loadDefaultDecorators();
}
/**
* Clone form object and all children
*
* @return void
*/
public function __clone()
{
$elements = array();
foreach ($this->getElements() as $name => $element) {
$elements[] = clone $element;
}
$this->setElements($elements);
$subForms = array();
foreach ($this->getSubForms() as $name => $subForm) {
$subForms[$name] = clone $subForm;
}
$this->setSubForms($subForms);
$displayGroups = array();
foreach ($this->_displayGroups as $group) {
$clone = clone $group;
$elements = array();
foreach ($clone->getElements() as $name => $e) {
$elements[] = $this->getElement($name);
}
$clone->setElements($elements);
$displayGroups[] = $clone;
}
$this->setDisplayGroups($displayGroups);
}
/**
* Reset values of form
*
* @return Zend_Form
*/
public function reset()
{
foreach ($this->getElements() as $element) {
$element->setValue(null);
}
foreach ($this->getSubForms() as $subForm) {
$subForm->reset();
}
return $this;
}
/**
* Initialize form (used by extending classes)
*
* @return void
*/
public function init()
{
}
/**
* Set form state from options array
*
* @param array $options
* @return Zend_Form
*/
public function setOptions(array $options)
{
if (isset($options['prefixPath'])) {
$this->addPrefixPaths($options['prefixPath']);
unset($options['prefixPath']);
}
if (isset($options['elementPrefixPath'])) {
$this->addElementPrefixPaths($options['elementPrefixPath']);
unset($options['elementPrefixPath']);
}
if (isset($options['displayGroupPrefixPath'])) {
$this->addDisplayGroupPrefixPaths($options['displayGroupPrefixPath']);
unset($options['displayGroupPrefixPath']);
}
if (isset($options['elementDecorators'])) {
$this->_elementDecorators = $options['elementDecorators'];
unset($options['elementDecorators']);
}
if (isset($options['elements'])) {
$this->setElements($options['elements']);
unset($options['elements']);
}
if (isset($options['defaultDisplayGroupClass'])) {
$this->setDefaultDisplayGroupClass($options['defaultDisplayGroupClass']);
unset($options['defaultDisplayGroupClass']);
}
if (isset($options['displayGroupDecorators'])) {
$displayGroupDecorators = $options['displayGroupDecorators'];
unset($options['displayGroupDecorators']);
}
if (isset($options['elementsBelongTo'])) {
$elementsBelongTo = $options['elementsBelongTo'];
unset($options['elementsBelongTo']);
}
if (isset($options['attribs'])) {
$this->addAttribs($options['attribs']);
unset($options['attribs']);
}
$forbidden = array(
'Options', 'Config', 'PluginLoader', 'SubForms', 'View', 'Translator',
'Attrib', 'Default',
);
foreach ($options as $key => $value) {
$normalized = ucfirst($key);
if (in_array($normalized, $forbidden)) {
continue;
}
$method = 'set' . $normalized;
if (method_exists($this, $method)) {
$this->$method($value);
} else {
$this->setAttrib($key, $value);
}
}
if (isset($displayGroupDecorators)) {
$this->setDisplayGroupDecorators($displayGroupDecorators);
}
if (isset($elementsBelongTo)) {
$this->setElementsBelongTo($elementsBelongTo);
}
return $this;
}
/**
* Set form state from config object
*
* @param Zend_Config $config
* @return Zend_Form
*/
public function setConfig(Zend_Config $config)
{
return $this->setOptions($config->toArray());
}
// Loaders
/**
* Set plugin loaders for use with decorators and elements
*
* @param Zend_Loader_PluginLoader_Interface $loader
* @param string $type 'decorator' or 'element'
* @return Zend_Form
* @throws Zend_Form_Exception on invalid type
*/
public function setPluginLoader(Zend_Loader_PluginLoader_Interface $loader, $type = null)
{
$type = strtoupper($type);
switch ($type) {
case self::DECORATOR:
case self::ELEMENT:
$this->_loaders[$type] = $loader;
return $this;
default:
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Invalid type "%s" provided to setPluginLoader()', $type));
}
}
/**
* Retrieve plugin loader for given type
*
* $type may be one of:
* - decorator
* - element
*
* If a plugin loader does not exist for the given type, defaults are
* created.
*
* @param string $type
* @return Zend_Loader_PluginLoader_Interface
*/
public function getPluginLoader($type = null)
{
$type = strtoupper($type);
if (!isset($this->_loaders[$type])) {
switch ($type) {
case self::DECORATOR:
$prefixSegment = 'Form_Decorator';
$pathSegment = 'Form/Decorator';
break;
case self::ELEMENT:
$prefixSegment = 'Form_Element';
$pathSegment = 'Form/Element';
break;
default:
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Invalid type "%s" provided to getPluginLoader()', $type));
}
require_once 'Zend/Loader/PluginLoader.php';
$this->_loaders[$type] = new Zend_Loader_PluginLoader(
array('Zend_' . $prefixSegment . '_' => 'Zend/' . $pathSegment . '/')
);
}
return $this->_loaders[$type];
}
/**
* Add prefix path for plugin loader
*
* If no $type specified, assumes it is a base path for both filters and
* validators, and sets each according to the following rules:
* - decorators: $prefix = $prefix . '_Decorator'
* - elements: $prefix = $prefix . '_Element'
*
* Otherwise, the path prefix is set on the appropriate plugin loader.
*
* If $type is 'decorators', sets the path in the decorator plugin loader
* for all elements. Additionally, if no $type is provided,
* {@link Zend_Form_Element::addPrefixPath()} is called on each element.
*
* @param string $prefix
* @param string $path
* @param string $type
* @return Zend_Form
* @throws Zend_Form_Exception for invalid type
*/
public function addPrefixPath($prefix, $path, $type = null)
{
$type = strtoupper($type);
switch ($type) {
case self::DECORATOR:
case self::ELEMENT:
$loader = $this->getPluginLoader($type);
$loader->addPrefixPath($prefix, $path);
return $this;
case null:
$prefix = rtrim($prefix, '_');
$path = rtrim($path, DIRECTORY_SEPARATOR);
foreach (array(self::DECORATOR, self::ELEMENT) as $type) {
$cType = ucfirst(strtolower($type));
$pluginPath = $path . DIRECTORY_SEPARATOR . $cType . DIRECTORY_SEPARATOR;
$pluginPrefix = $prefix . '_' . $cType;
$loader = $this->getPluginLoader($type);
$loader->addPrefixPath($pluginPrefix, $pluginPath);
}
return $this;
default:
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Invalid type "%s" provided to getPluginLoader()', $type));
}
}
/**
* Add many prefix paths at once
*
* @param array $spec
* @return Zend_Form
*/
public function addPrefixPaths(array $spec)
{
if (isset($spec['prefix']) && isset($spec['path'])) {
return $this->addPrefixPath($spec['prefix'], $spec['path']);
}
foreach ($spec as $type => $paths) {
if (is_numeric($type) && is_array($paths)) {
$type = null;
if (isset($paths['prefix']) && isset($paths['path'])) {
if (isset($paths['type'])) {
$type = $paths['type'];
}
$this->addPrefixPath($paths['prefix'], $paths['path'], $type);
}
} elseif (!is_numeric($type)) {
if (!isset($paths['prefix']) || !isset($paths['path'])) {
continue;
}
$this->addPrefixPath($paths['prefix'], $paths['path'], $type);
}
}
return $this;
}
/**
* Add prefix path for all elements
*
* @param string $prefix
* @param string $path
* @param string $type
* @return Zend_Form
*/
public function addElementPrefixPath($prefix, $path, $type = null)
{
$this->_elementPrefixPaths[] = array(
'prefix' => $prefix,
'path' => $path,
'type' => $type,
);
foreach ($this->getElements() as $element) {
$element->addPrefixPath($prefix, $path, $type);
}
foreach ($this->getSubForms() as $subForm) {
$subForm->addElementPrefixPath($prefix, $path, $type);
}
return $this;
}
/**
* Add prefix paths for all elements
*
* @param array $spec
* @return Zend_Form
*/
public function addElementPrefixPaths(array $spec)
{
$this->_elementPrefixPaths = $this->_elementPrefixPaths + $spec;
foreach ($this->getElements() as $element) {
$element->addPrefixPaths($spec);
}
return $this;
}
/**
* Add prefix path for all display groups
*
* @param string $prefix
* @param string $path
* @return Zend_Form
*/
public function addDisplayGroupPrefixPath($prefix, $path)
{
$this->_displayGroupPrefixPaths[] = array(
'prefix' => $prefix,
'path' => $path,
);
foreach ($this->getDisplayGroups() as $group) {
$group->addPrefixPath($prefix, $path);
}
return $this;
}
/**
* Add multiple display group prefix paths at once
*
* @param array $spec
* @return Zend_Form
*/
public function addDisplayGroupPrefixPaths(array $spec)
{
foreach ($spec as $key => $value) {
if (is_string($value) && !is_numeric($key)) {
$this->addDisplayGroupPrefixPath($key, $value);
continue;
}
if (is_string($value) && is_numeric($key)) {
continue;
}
if (is_array($value)) {
$count = count($value);
if (array_keys($value) === range(0, $count - 1)) {
if ($count < 2) {
continue;
}
$prefix = array_shift($value);
$path = array_shift($value);
$this->addDisplayGroupPrefixPath($prefix, $path);
continue;
}
if (array_key_exists('prefix', $value) && array_key_exists('path', $value)) {
$this->addDisplayGroupPrefixPath($value['prefix'], $value['path']);
}
}
}
return $this;
}
// Form metadata:
/**
* Set form attribute
*
* @param string $key
* @param mixed $value
* @return Zend_Form
*/
public function setAttrib($key, $value)
{
$key = (string) $key;
$this->_attribs[$key] = $value;
return $this;
}
/**
* Add multiple form attributes at once
*
* @param array $attribs
* @return Zend_Form
*/
public function addAttribs(array $attribs)
{
foreach ($attribs as $key => $value) {
$this->setAttrib($key, $value);
}
return $this;
}
/**
* Set multiple form attributes at once
*
* Overwrites any previously set attributes.
*
* @param array $attribs
* @return Zend_Form
*/
public function setAttribs(array $attribs)
{
$this->clearAttribs();
return $this->addAttribs($attribs);
}
/**
* Retrieve a single form attribute
*
* @param string $key
* @return mixed
*/
public function getAttrib($key)
{
$key = (string) $key;
if (!isset($this->_attribs[$key])) {
return null;
}
return $this->_attribs[$key];
}
/**
* Retrieve all form attributes/metadata
*
* @return array
*/
public function getAttribs()
{
return $this->_attribs;
}
/**
* Remove attribute
*
* @param string $key
* @return bool
*/
public function removeAttrib($key)
{
if (isset($this->_attribs[$key])) {
unset($this->_attribs[$key]);
return true;
}
return false;
}
/**
* Clear all form attributes
*
* @return Zend_Form
*/
public function clearAttribs()
{
$this->_attribs = array();
return $this;
}
/**
* Set form action
*
* @param string $action
* @return Zend_Form
*/
public function setAction($action)
{
return $this->setAttrib('action', (string) $action);
}
/**
* Get form action
*
* Sets default to '' if not set.
*
* @return string
*/
public function getAction()
{
$action = $this->getAttrib('action');
if (null === $action) {
$action = '';
$this->setAction($action);
}
return $action;
}
/**
* Set form method
*
* Only values in {@link $_methods()} allowed
*
* @param string $method
* @return Zend_Form
* @throws Zend_Form_Exception
*/
public function setMethod($method)
{
$method = strtolower($method);
if (!in_array($method, $this->_methods)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('"%s" is an invalid form method', $method));
}
$this->setAttrib('method', $method);
return $this;
}
/**
* Retrieve form method
*
* @return string
*/
public function getMethod()
{
if (null === ($method = $this->getAttrib('method'))) {
$method = self::METHOD_POST;
$this->setAttrib('method', $method);
}
return strtolower($method);
}
/**
* Set encoding type
*
* @param string $value
* @return Zend_Form
*/
public function setEnctype($value)
{
$this->setAttrib('enctype', $value);
return $this;
}
/**
* Get encoding type
*
* @return string
*/
public function getEnctype()
{
if (null === ($enctype = $this->getAttrib('enctype'))) {
$enctype = self::ENCTYPE_URLENCODED;
$this->setAttrib('enctype', $enctype);
}
return $this->getAttrib('enctype');
}
/**
* Filter a name to only allow valid variable characters
*
* @param string $value
* @param bool $allowBrackets
* @return string
*/
public function filterName($value, $allowBrackets = false)
{
$charset = '^a-zA-Z0-9_\x7f-\xff';
if ($allowBrackets) {
$charset .= '\[\]';
}
return preg_replace('/[' . $charset . ']/', '', (string) $value);
}
/**
* Set form name
*
* @param string $name
* @return Zend_Form
*/
public function setName($name)
{
$name = $this->filterName($name);
if (('0' !== $name) && empty($name)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid name provided; must contain only valid variable characters and be non-empty');
}
return $this->setAttrib('name', $name);
}
/**
* Get name attribute
*
* @return null|string
*/
public function getName()
{
return $this->getAttrib('name');
}
/**
* Get fully qualified name
*
* Places name as subitem of array and/or appends brackets.
*
* @return string
*/
public function getFullyQualifiedName()
{
return $this->getName();
}
/**
* Get element id
*
* @return string
*/
public function getId()
{
if (null !== ($id = $this->getAttrib('id'))) {
return $id;
}
$id = $this->getFullyQualifiedName();
// Bail early if no array notation detected
if (!strstr($id, '[')) {
return $id;
}
// Strip array notation
if ('[]' == substr($id, -2)) {
$id = substr($id, 0, strlen($id) - 2);
}
$id = str_replace('][', '-', $id);
$id = str_replace(array(']', '['), '-', $id);
$id = trim($id, '-');
return $id;
}
/**
* Set form legend
*
* @param string $value
* @return Zend_Form
*/
public function setLegend($value)
{
$this->_legend = (string) $value;
return $this;
}
/**
* Get form legend
*
* @return string
*/
public function getLegend()
{
return $this->_legend;
}
/**
* Set form description
*
* @param string $value
* @return Zend_Form
*/
public function setDescription($value)
{
$this->_description = (string) $value;
return $this;
}
/**
* Retrieve form description
*
* @return string
*/
public function getDescription()
{
return $this->_description;
}
/**
* Set form order
*
* @param int $index
* @return Zend_Form
*/
public function setOrder($index)
{
$this->_formOrder = (int) $index;
return $this;
}
/**
* Get form order
*
* @return int|null
*/
public function getOrder()
{
return $this->_formOrder;
}
// Element interaction:
/**
* Add a new element
*
* $element may be either a string element type, or an object of type
* Zend_Form_Element. If a string element type is provided, $name must be
* provided, and $options may be optionally provided for configuring the
* element.
*
* If a Zend_Form_Element is provided, $name may be optionally provided,
* and any provided $options will be ignored.
*
* @param string|Zend_Form_Element $element
* @param string $name
* @param array|Zend_Config $options
* @return Zend_Form
*/
public function addElement($element, $name = null, $options = null)
{
if (is_string($element)) {
if (null === $name) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Elements specified by string must have an accompanying name');
}
if (is_array($this->_elementDecorators)) {
if (null === $options) {
$options = array('decorators' => $this->_elementDecorators);
} elseif ($options instanceof Zend_Config) {
$options = $options->toArray();
}
if (is_array($options)
&& !array_key_exists('decorators', $options)
) {
$options['decorators'] = $this->_elementDecorators;
}
}
$this->_elements[$name] = $this->createElement($element, $name, $options);
} elseif ($element instanceof Zend_Form_Element) {
$prefixPaths = array();
$prefixPaths['decorator'] = $this->getPluginLoader('decorator')->getPaths();
if (!empty($this->_elementPrefixPaths)) {
$prefixPaths = array_merge($prefixPaths, $this->_elementPrefixPaths);
}
if (null === $name) {
$name = $element->getName();
}
$this->_elements[$name] = $element;
$this->_elements[$name]->addPrefixPaths($prefixPaths);
}
$this->_order[$name] = $this->_elements[$name]->getOrder();
$this->_orderUpdated = true;
$this->_setElementsBelongTo($name);
return $this;
}
/**
* Create an element
*
* Acts as a factory for creating elements. Elements created with this
* method will not be attached to the form, but will contain element
* settings as specified in the form object (including plugin loader
* prefix paths, default decorators, etc.).
*
* @param string $type
* @param string $name
* @param array|Zend_Config $options
* @return Zend_Form_Element
*/
public function createElement($type, $name, $options = null)
{
if (!is_string($type)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Element type must be a string indicating type');
}
if (!is_string($name)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Element name must be a string');
}
$prefixPaths = array();
$prefixPaths['decorator'] = $this->getPluginLoader('decorator')->getPaths();
if (!empty($this->_elementPrefixPaths)) {
$prefixPaths = array_merge($prefixPaths, $this->_elementPrefixPaths);
}
if ($options instanceof Zend_Config) {
$options = $options->toArray();
}
if ((null === $options) || !is_array($options)) {
$options = array('prefixPath' => $prefixPaths);
} elseif (is_array($options)) {
if (array_key_exists('prefixPath', $options)) {
$options['prefixPath'] = array_merge($prefixPaths, $options['prefixPath']);
} else {
$options['prefixPath'] = $prefixPaths;
}
}
$class = $this->getPluginLoader(self::ELEMENT)->load($type);
$element = new $class($name, $options);
return $element;
}
/**
* Add multiple elements at once
*
* @param array $elements
* @return Zend_Form
*/
public function addElements(array $elements)
{
foreach ($elements as $key => $spec) {
$name = null;
if (!is_numeric($key)) {
$name = $key;
}
if (is_string($spec) || ($spec instanceof Zend_Form_Element)) {
$this->addElement($spec, $name);
continue;
}
if (is_array($spec)) {
$argc = count($spec);
$options = array();
if (isset($spec['type'])) {
$type = $spec['type'];
if (isset($spec['name'])) {
$name = $spec['name'];
}
if (isset($spec['options'])) {
$options = $spec['options'];
}
$this->addElement($type, $name, $options);
} else {
switch ($argc) {
case 0:
continue;
case (1 <= $argc):
$type = array_shift($spec);
case (2 <= $argc):
if (null === $name) {
$name = array_shift($spec);
} else {
$options = array_shift($spec);
}
case (3 <= $argc):
if (empty($options)) {
$options = array_shift($spec);
}
default:
$this->addElement($type, $name, $options);
}
}
}
}
return $this;
}
/**
* Set form elements (overwrites existing elements)
*
* @param array $elements
* @return Zend_Form
*/
public function setElements(array $elements)
{
$this->clearElements();
return $this->addElements($elements);
}
/**
* Retrieve a single element
*
* @param string $name
* @return Zend_Form_Element|null
*/
public function getElement($name)
{
if (array_key_exists($name, $this->_elements)) {
return $this->_elements[$name];
}
return null;
}
/**
* Retrieve all elements
*
* @return array
*/
public function getElements()
{
return $this->_elements;
}
/**
* Remove element
*
* @param string $name
* @return boolean
*/
public function removeElement($name)
{
$name = (string) $name;
if (isset($this->_elements[$name])) {
unset($this->_elements[$name]);
if (array_key_exists($name, $this->_order)) {
unset($this->_order[$name]);
$this->_orderUpdated = true;
} else {
foreach ($this->_displayGroups as $group) {
if (null !== $group->getElement($name)) {
$group->removeElement($name);
}
}
}
return true;
}
return false;
}
/**
* Remove all form elements
*
* @return Zend_Form
*/
public function clearElements()
{
foreach (array_keys($this->_elements) as $key) {
if (array_key_exists($key, $this->_order)) {
unset($this->_order[$key]);
}
}
$this->_elements = array();
$this->_orderUpdated = true;
return $this;
}
/**
* Set default values for elements
*
* Sets values for all elements specified in the array of $defaults.
*
* @param array $defaults
* @return Zend_Form
*/
public function setDefaults(array $defaults)
{
foreach ($this->getElements() as $name => $element) {
if (array_key_exists($name, $defaults)) {
$this->setDefault($name, $defaults[$name]);
}
}
foreach ($this->getSubForms() as $name => $form) {
if (array_key_exists($name, $defaults)) {
$form->setDefaults($defaults[$name]);
} else {
$form->setDefaults($defaults);
}
}
return $this;
}
/**
* Set default value for an element
*
* @param string $name
* @param mixed $value
* @return Zend_Form
*/
public function setDefault($name, $value)
{
$name = (string) $name;
if ($element = $this->getElement($name)) {
$element->setValue($value);
} else {
if (is_scalar($value)) {
foreach ($this->getSubForms() as $subForm) {
$subForm->setDefault($name, $value);
}
} elseif (is_array($value) && ($subForm = $this->getSubForm($name))) {
$subForm->setDefaults($value);
}
}
return $this;
}
/**
* Retrieve value for single element
*
* @param string $name
* @return mixed
*/
public function getValue($name)
{
if ($element = $this->getElement($name)) {
return $element->getValue();
}
if ($subForm = $this->getSubForm($name)) {
return $subForm->getValues(true);
}
foreach ($this->getSubForms() as $subForm) {
if ($name == $subForm->getElementsBelongTo()) {
return $subForm->getValues(true);
}
}
return null;
}
/**
* Retrieve all form element values
*
* @param bool $suppressArrayNotation
* @return array
*/
public function getValues($suppressArrayNotation = false)
{
$values = array();
foreach ($this->getElements() as $key => $element) {
if (!$element->getIgnore()) {
$values[$key] = $element->getValue();
}
}
foreach ($this->getSubForms() as $key => $subForm) {
$fValues = $this->_attachToArray($subForm->getValues(true), $subForm->getElementsBelongTo());
$values = array_merge($values, $fValues);
}
if (!$suppressArrayNotation && $this->isArray()) {
$values = $this->_attachToArray($values, $this->getElementsBelongTo());
}
return $values;
}
/**
* Get unfiltered element value
*
* @param string $name
* @return mixed
*/
public function getUnfilteredValue($name)
{
if ($element = $this->getElement($name)) {
return $element->getUnfilteredValue();
}
return null;
}
/**
* Retrieve all unfiltered element values
*
* @return array
*/
public function getUnfilteredValues()
{
$values = array();
foreach ($this->getElements() as $key => $element) {
$values[$key] = $element->getUnfilteredValue();
}
return $values;
}
/**
* Set all elements' filters
*
* @param array $filters
* @return Zend_Form
*/
public function setElementFilters(array $filters)
{
foreach ($this->getElements() as $element) {
$element->setFilters($filters);
}
return $this;
}
/**
* Set name of array elements belong to
*
* @param string $array
* @return Zend_Form
*/
public function setElementsBelongTo($array)
{
$origName = $this->getElementsBelongTo();
$name = $this->filterName($array, true);
if (empty($name)) {
$name = null;
}
$this->_elementsBelongTo = $name;
if (null === $name) {
$this->setIsArray(false);
if (null !== $origName) {
$this->_setElementsBelongTo();
}
} else {
$this->setIsArray(true);
$this->_setElementsBelongTo();
}
return $this;
}
/**
* Set array to which elements belong
*
* @param string $name Element name
* @return void
*/
protected function _setElementsBelongTo($name = null)
{
$array = $this->getElementsBelongTo();
if (null === $array) {
return;
}
if (null === $name) {
foreach ($this->getElements() as $element) {
$element->setBelongsTo($array);
}
} else {
if (null !== ($element = $this->getElement($name))) {
$element->setBelongsTo($array);
}
}
}
/**
* Get name of array elements belong to
*
* @return string|null
*/
public function getElementsBelongTo()
{
if ((null === $this->_elementsBelongTo) && $this->isArray()) {
$name = $this->getName();
if (!empty($name)) {
return $name;
}
}
return $this->_elementsBelongTo;
}
/**
* Set flag indicating elements belong to array
*
* @param bool $flag Value of flag
* @return Zend_Form
*/
public function setIsArray($flag)
{
$this->_isArray = (bool) $flag;
return $this;
}
/**
* Get flag indicating if elements belong to an array
*
* @return bool
*/
public function isArray()
{
return $this->_isArray;
}
// Element groups:
/**
* Add a form group/subform
*
* @param Zend_Form $form
* @param string $name
* @param int $order
* @return Zend_Form
*/
public function addSubForm(Zend_Form $form, $name, $order = null)
{
$name = (string) $name;
foreach ($this->_loaders as $type => $loader) {
$loaderPaths = $loader->getPaths();
foreach ($loaderPaths as $prefix => $paths) {
foreach ($paths as $path) {
$form->addPrefixPath($prefix, $path, $type);
}
}
}
if (!empty($this->_elementPrefixPaths)) {
foreach ($this->_elementPrefixPaths as $spec) {
list($prefix, $path, $type) = array_values($spec);
$form->addElementPrefixPath($prefix, $path, $type);
}
}
if (!empty($this->_displayGroupPrefixPaths)) {
foreach ($this->_displayGroupPrefixPaths as $spec) {
list($prefix, $path) = array_values($spec);
$form->addDisplayGroupPrefixPath($prefix, $path);
}
}
if (null !== $order) {
$form->setOrder($order);
}
$form->setName($name);
$this->_subForms[$name] = $form;
$this->_order[$name] = $order;
$this->_orderUpdated = true;
return $this;
}
/**
* Add multiple form subForms/subforms at once
*
* @param array $subForms
* @return Zend_Form
*/
public function addSubForms(array $subForms)
{
foreach ($subForms as $key => $spec) {
$name = null;
if (!is_numeric($key)) {
$name = $key;
}
if ($spec instanceof Zend_Form) {
$this->addSubForm($spec, $name);
continue;
}
if (is_array($spec)) {
$argc = count($spec);
$order = null;
switch ($argc) {
case 0:
continue;
case (1 <= $argc):
$subForm = array_shift($spec);
case (2 <= $argc):
$name = array_shift($spec);
case (3 <= $argc):
$order = array_shift($spec);
default:
$this->addSubForm($subForm, $name, $order);
}
}
}
return $this;
}
/**
* Set multiple form subForms/subforms (overwrites)
*
* @param array $subForms
* @return Zend_Form
*/
public function setSubForms(array $subForms)
{
$this->clearSubForms();
return $this->addSubForms($subForms);
}
/**
* Retrieve a form subForm/subform
*
* @param string $name
* @return Zend_Form|null
*/
public function getSubForm($name)
{
$name = (string) $name;
if (isset($this->_subForms[$name])) {
return $this->_subForms[$name];
}
return null;
}
/**
* Retrieve all form subForms/subforms
*
* @return array
*/
public function getSubForms()
{
return $this->_subForms;
}
/**
* Remove form subForm/subform
*
* @param string $name
* @return boolean
*/
public function removeSubForm($name)
{
$name = (string) $name;
if (array_key_exists($name, $this->_subForms)) {
unset($this->_subForms[$name]);
if (array_key_exists($name, $this->_order)) {
unset($this->_order[$name]);
$this->_orderUpdated = true;
}
return true;
}
return false;
}
/**
* Remove all form subForms/subforms
*
* @return Zend_Form
*/
public function clearSubForms()
{
foreach (array_keys($this->_subForms) as $key) {
if (array_key_exists($key, $this->_order)) {
unset($this->_order[$key]);
}
}
$this->_subForms = array();
$this->_orderUpdated = true;
return $this;
}
// Display groups:
/**
* Set default display group class
*
* @param string $class
* @return Zend_Form
*/
public function setDefaultDisplayGroupClass($class)
{
$this->_defaultDisplayGroupClass = (string) $class;
return $this;
}
/**
* Retrieve default display group class
*
* @return string
*/
public function getDefaultDisplayGroupClass()
{
return $this->_defaultDisplayGroupClass;
}
/**
* Add a display group
*
* Groups named elements for display purposes.
*
* If a referenced element does not yet exist in the form, it is omitted.
*
* @param array $elements
* @param string $name
* @param array|Zend_Config $options
* @return Zend_Form
* @throws Zend_Form_Exception if no valid elements provided
*/
public function addDisplayGroup(array $elements, $name, $options = null)
{
$group = array();
foreach ($elements as $element) {
if (isset($this->_elements[$element])) {
$add = $this->getElement($element);
if (null !== $add) {
unset($this->_order[$element]);
$group[] = $add;
}
}
}
if (empty($group)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('No valid elements specified for display group');
}
$name = (string) $name;
if (is_array($options)) {
$options['elements'] = $group;
} elseif ($options instanceof Zend_Config) {
$options = $options->toArray();
$options['elements'] = $group;
} else {
$options = array('elements' => $group);
}
if (isset($options['displayGroupClass'])) {
$class = $options['displayGroupClass'];
unset($options['displayGroupClass']);
} else {
$class = $this->getDefaultDisplayGroupClass();
}
if (!class_exists($class)) {
require_once 'Zend/Loader.php';
Zend_Loader::loadClass($class);
}
$this->_displayGroups[$name] = new $class(
$name,
$this->getPluginLoader(self::DECORATOR),
$options
);
if (!empty($this->_displayGroupPrefixPaths)) {
$this->_displayGroups[$name]->addPrefixPaths($this->_displayGroupPrefixPaths);
}
$this->_order[$name] = $this->_displayGroups[$name]->getOrder();
$this->_orderUpdated = true;
return $this;
}
/**
* Add a display group object (used with cloning)
*
* @param Zend_Form_DisplayGroup $group
* @param string|null $name
* @return Zend_Form
*/
protected function _addDisplayGroupObject(Zend_Form_DisplayGroup $group, $name = null)
{
if (null === $name) {
$name = $group->getName();
if (empty($name)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid display group added; requires name');
}
}
$this->_displayGroups[$name] = $group;
if (!empty($this->_displayGroupPrefixPaths)) {
$this->_displayGroups[$name]->addPrefixPaths($this->_displayGroupPrefixPaths);
}
$this->_order[$name] = $this->_displayGroups[$name]->getOrder();
$this->_orderUpdated = true;
return $this;
}
/**
* Add multiple display groups at once
*
* @param array $groups
* @return Zend_Form
*/
public function addDisplayGroups(array $groups)
{
foreach ($groups as $key => $spec) {
$name = null;
if (!is_numeric($key)) {
$name = $key;
}
if ($spec instanceof Zend_Form_DisplayGroup) {
$this->_addDisplayGroupObject($spec);
}
if (!is_array($spec) || empty($spec)) {
continue;
}
$argc = count($spec);
$options = array();
if (isset($spec['elements'])) {
$elements = $spec['elements'];
if (isset($spec['name'])) {
$name = $spec['name'];
}
if (isset($spec['options'])) {
$options = $spec['options'];
}
$this->addDisplayGroup($elements, $name, $options);
} else {
switch ($argc) {
case (1 <= $argc):
$elements = array_shift($spec);
if (!is_array($elements) && (null !== $name)) {
$elements = array_merge((array) $elements, $spec);
$this->addDisplayGroup($elements, $name);
break;
}
case (2 <= $argc):
if (null !== $name) {
$options = array_shift($spec);
$this->addDisplayGroup($elements, $name, $options);
break;
}
$name = array_shift($spec);
case (3 <= $argc):
$options = array_shift($spec);
default:
$this->addDisplayGroup($elements, $name, $options);
}
}
}
return $this;
}
/**
* Add multiple display groups (overwrites)
*
* @param array $groups
* @return Zend_Form
*/
public function setDisplayGroups(array $groups)
{
return $this->clearDisplayGroups()
->addDisplayGroups($groups);
}
/**
* Return a display group
*
* @param string $name
* @return Zend_Form_DisplayGroup|null
*/
public function getDisplayGroup($name)
{
$name = (string) $name;
if (isset($this->_displayGroups[$name])) {
return $this->_displayGroups[$name];
}
return null;
}
/**
* Return all display groups
*
* @return array
*/
public function getDisplayGroups()
{
return $this->_displayGroups;
}
/**
* Remove a display group by name
*
* @param string $name
* @return boolean
*/
public function removeDisplayGroup($name)
{
$name = (string) $name;
if (array_key_exists($name, $this->_displayGroups)) {
foreach ($this->_displayGroups[$name] as $key => $element) {
if (array_key_exists($key, $this->_elements)) {
$this->_order[$key] = $element->getOrder();
$this->_orderUpdated = true;
}
}
unset($this->_displayGroups[$name]);
if (array_key_exists($name, $this->_order)) {
unset($this->_order[$name]);
$this->_orderUpdated = true;
}
return true;
}
return false;
}
/**
* Remove all display groups
*
* @return Zend_Form
*/
public function clearDisplayGroups()
{
foreach ($this->_displayGroups as $key => $group) {
if (array_key_exists($key, $this->_order)) {
unset($this->_order[$key]);
}
foreach ($group as $name => $element) {
if (isset($this->_elements[$name])) {
$this->_order[$name] = $element->getOrder();
}
$this->_order[$name] = $element->getOrder();
}
}
$this->_displayGroups = array();
$this->_orderUpdated = true;
return $this;
}
// Processing
/**
* Populate form
*
* Proxies to {@link setDefaults()}
*
* @param array $values
* @return Zend_Form
*/
public function populate(array $values)
{
return $this->setDefaults($values);
}
/**
* Determine array key name from given value
*
* Given a value such as foo[bar][baz], returns the last element (in this case, 'baz').
*
* @param string $value
* @return string
*/
protected function _getArrayName($value)
{
if (empty($value) || !is_string($value)) {
return $value;
}
if (!strstr($value, '[')) {
return $value;
}
$endPos = strlen($value) - 1;
if (']' != $value[$endPos]) {
return $value;
}
$start = strrpos($value, '[') + 1;
$name = substr($value, $start, $endPos - $start);
return $name;
}
/**
* Extract the value by walking the array using given array path.
*
* Given an array path such as foo[bar][baz], returns the value of the last
* element (in this case, 'baz').
*
* @param array $value Array to walk
* @param string $arrayPath Array notation path of the part to extract
* @return string
*/
protected function _dissolveArrayValue($value, $arrayPath)
{
// As long as we have more levels
while ($arrayPos = strpos($arrayPath, '[')) {
// Get the next key in the path
$arrayKey = trim(substr($arrayPath, 0, $arrayPos), ']');
// Set the potentially final value or the next search point in the array
if (isset($value[$arrayKey])) {
$value = $value[$arrayKey];
}
// Set the next search point in the path
$arrayPath = trim(substr($arrayPath, $arrayPos + 1), ']');
}
if (isset($value[$arrayPath])) {
$value = $value[$arrayPath];
}
return $value;
}
/**
* Converts given arrayPath to an array and attaches given value at the end of it.
*
* @param mixed $value The value to attach
* @param string $arrayPath Given array path to convert and attach to.
* @return array
*/
protected function _attachToArray($value, $arrayPath)
{
// As long as we have more levels
while ($arrayPos = strrpos($arrayPath, '[')) {
// Get the next key in the path
$arrayKey = trim(substr($arrayPath, $arrayPos + 1), ']');
// Attach
$value = array($arrayKey => $value);
// Set the next search point in the path
$arrayPath = trim(substr($arrayPath, 0, $arrayPos), ']');
}
$value = array($arrayPath => $value);
return $value;
}
/**
* Validate the form
*
* @param array $data
* @return boolean
*/
public function isValid($data)
{
if (!is_array($data)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(__CLASS__ . '::' . __METHOD__ . ' expects an array');
}
$translator = $this->getTranslator();
$valid = true;
if ($this->isArray()) {
$data = $this->_dissolveArrayValue($data, $this->getElementsBelongTo());
}
foreach ($this->getElements() as $key => $element) {
$element->setTranslator($translator);
if (!isset($data[$key])) {
$valid = $element->isValid(null, $data) && $valid;
} else {
$valid = $element->isValid($data[$key], $data) && $valid;
}
}
foreach ($this->getSubForms() as $key => $form) {
$form->setTranslator($translator);
if (isset($data[$key])) {
$valid = $form->isValid($data[$key]) && $valid;
} else {
$valid = $form->isValid($data) && $valid;
}
}
$this->_errorsExist = !$valid;
// If manually flagged as an error, return invalid status
if ($this->_errorsForced) {
return false;
}
return $valid;
}
/**
* Validate a partial form
*
* Does not check for required flags.
*
* @param array $data
* @return boolean
*/
public function isValidPartial(array $data)
{
if ($this->isArray()) {
$data = $this->_dissolveArrayValue($data, $this->getElementsBelongTo());
}
$translator = $this->getTranslator();
$valid = true;
$validatedSubForms = array();
foreach ($data as $key => $value) {
if (null !== ($element = $this->getElement($key))) {
if (null !== $translator) {
$element->setTranslator($translator);
}
$valid = $element->isValid($value, $data) && $valid;
} elseif (null !== ($subForm = $this->getSubForm($key))) {
if (null !== $translator) {
$subForm->setTranslator($translator);
}
$valid = $subForm->isValidPartial($data[$key]) && $valid;
$validatedSubForms[] = $key;
}
}
foreach ($this->getSubForms() as $key => $subForm) {
if (!in_array($key, $validatedSubForms)) {
if (null !== $translator) {
$subForm->setTranslator($translator);
}
$valid = $subForm->isValidPartial($data) && $valid;
}
}
$this->_errorsExist = !$valid;
return $valid;
}
/**
* Process submitted AJAX data
*
* Checks if provided $data is valid, via {@link isValidPartial()}. If so,
* it returns JSON-encoded boolean true. If not, it returns JSON-encoded
* error messages (as returned by {@link getMessages()}).
*
* @param array $data
* @return string JSON-encoded boolean true or error messages
*/
public function processAjax(array $data)
{
require_once 'Zend/Json.php';
if ($this->isValidPartial($data)) {
return Zend_Json::encode(true);
}
$messages = $this->getMessages();
return Zend_Json::encode($messages);
}
/**
* Add a custom error message to return in the event of failed validation
*
* @param string $message
* @return Zend_Form
*/
public function addErrorMessage($message)
{
$this->_errorMessages[] = (string) $message;
return $this;
}
/**
* Add multiple custom error messages to return in the event of failed validation
*
* @param array $messages
* @return Zend_Form
*/
public function addErrorMessages(array $messages)
{
foreach ($messages as $message) {
$this->addErrorMessage($message);
}
return $this;
}
/**
* Same as addErrorMessages(), but clears custom error message stack first
*
* @param array $messages
* @return Zend_Form
*/
public function setErrorMessages(array $messages)
{
$this->clearErrorMessages();
return $this->addErrorMessages($messages);
}
/**
* Retrieve custom error messages
*
* @return array
*/
public function getErrorMessages()
{
return $this->_errorMessages;
}
/**
* Clear custom error messages stack
*
* @return Zend_Form
*/
public function clearErrorMessages()
{
$this->_errorMessages = array();
return $this;
}
/**
* Mark the element as being in a failed validation state
*
* @return Zend_Form
*/
public function markAsError()
{
$this->_errorsExist = true;
$this->_errorsForced = true;
return $this;
}
/**
* Add an error message and mark element as failed validation
*
* @param string $message
* @return Zend_Form
*/
public function addError($message)
{
$this->addErrorMessage($message);
$this->markAsError();
return $this;
}
/**
* Add multiple error messages and flag element as failed validation
*
* @param array $messages
* @return Zend_Form
*/
public function addErrors(array $messages)
{
foreach ($messages as $message) {
$this->addError($message);
}
return $this;
}
/**
* Overwrite any previously set error messages and flag as failed validation
*
* @param array $messages
* @return Zend_Form
*/
public function setErrors(array $messages)
{
$this->clearErrorMessages();
return $this->addErrors($messages);
}
public function persistData()
{
}
/**
* Are there errors in the form?
*
* @return bool
*/
public function isErrors()
{
return $this->_errorsExist;
}
/**
* Get error codes for all elements failing validation
*
* @param string $name
* @return array
*/
public function getErrors($name = null)
{
$errors = array();
if ((null !== $name) && isset($this->_elements[$name])) {
$errors = $this->getElement($name)->getErrors();
} elseif ((null !== $name) && isset($this->_subForms[$name])) {
$errors = $this->getSubForm($name)->getErrors();
} else {
foreach ($this->_elements as $key => $element) {
$errors[$key] = $element->getErrors();
}
foreach ($this->getSubForms() as $key => $subForm) {
$fErrors = $this->_attachToArray($subForm->getErrors(), $subForm->getElementsBelongTo());
$errors = array_merge($errors, $fErrors);
}
}
return $errors;
}
/**
* Retrieve error messages from elements failing validations
*
* @param string $name
* @param bool $suppressArrayNotation
* @return array
*/
public function getMessages($name = null, $suppressArrayNotation = false)
{
if ((null !== $name) && isset($this->_elements[$name])) {
return $this->getElement($name)->getMessages();
}
if ((null !== $name) && isset($this->_subForms[$name])) {
return $this->getSubForm($name)->getMessages(null, true);
}
$arrayKeys = array();
foreach ($this->getSubForms() as $key => $subForm) {
$array = $this->_getArrayName($subForm->getElementsBelongTo());
if (!empty($array)) {
if ($name == $array) {
return $subForm->getMessages(null, true);
}
$arrayKeys[$key] = $subForm->getElementsBelongTo();
}
}
$customMessages = $this->_getErrorMessages();
if ($this->isErrors() && !empty($customMessages)) {
return $customMessages;
}
$messages = array();
foreach ($this->getElements() as $name => $element) {
$eMessages = $element->getMessages();
if (!empty($eMessages)) {
$messages[$name] = $eMessages;
}
}
foreach ($this->getSubForms() as $key => $subForm) {
$fMessages = $subForm->getMessages(null, true);
if (!empty($fMessages)) {
if (array_key_exists($key, $arrayKeys)) {
$fMessages = $this->_attachToArray($fMessages, $arrayKeys[$key]);
$messages = array_merge($messages, $fMessages);
} else {
$messages[$key] = $fMessages;
}
}
}
if (!$suppressArrayNotation && $this->isArray()) {
$messages = $this->_attachToArray($messages, $this->getElementsBelongTo());
}
return $messages;
}
// Rendering
/**
* Set view object
*
* @param Zend_View_Interface $view
* @return Zend_Form
*/
public function setView(Zend_View_Interface $view = null)
{
$this->_view = $view;
return $this;
}
/**
* Retrieve view object
*
* If none registered, attempts to pull from ViewRenderer.
*
* @return Zend_View_Interface|null
*/
public function getView()
{
if (null === $this->_view) {
require_once 'Zend/Controller/Action/HelperBroker.php';
$viewRenderer = Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer');
$this->setView($viewRenderer->view);
}
return $this->_view;
}
/**
* Instantiate a decorator based on class name or class name fragment
*
* @param string $name
* @param null|array $options
* @return Zend_Form_Decorator_Interface
*/
protected function _getDecorator($name, $options)
{
$class = $this->getPluginLoader(self::DECORATOR)->load($name);
if (null === $options) {
$decorator = new $class;
} else {
$decorator = new $class($options);
}
return $decorator;
}
/**
* Add a decorator for rendering the element
*
* @param string|Zend_Form_Decorator_Interface $decorator
* @param array|Zend_Config $options Options with which to initialize decorator
* @return Zend_Form
*/
public function addDecorator($decorator, $options = null)
{
if ($decorator instanceof Zend_Form_Decorator_Interface) {
$name = get_class($decorator);
} elseif (is_string($decorator)) {
$name = $decorator;
$decorator = array(
'decorator' => $name,
'options' => $options,
);
} elseif (is_array($decorator)) {
foreach ($decorator as $name => $spec) {
break;
}
if (is_numeric($name)) {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid alias provided to addDecorator; must be alphanumeric string');
}
if (is_string($spec)) {
$decorator = array(
'decorator' => $spec,
'options' => $options,
);
} elseif ($spec instanceof Zend_Form_Decorator_Interface) {
$decorator = $spec;
}
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid decorator provided to addDecorator; must be string or Zend_Form_Decorator_Interface');
}
$this->_decorators[$name] = $decorator;
return $this;
}
/**
* Add many decorators at once
*
* @param array $decorators
* @return Zend_Form
*/
public function addDecorators(array $decorators)
{
foreach ($decorators as $decoratorInfo) {
if (is_string($decoratorInfo)) {
$this->addDecorator($decoratorInfo);
} elseif ($decoratorInfo instanceof Zend_Form_Decorator_Interface) {
$this->addDecorator($decoratorInfo);
} elseif (is_array($decoratorInfo)) {
$argc = count($decoratorInfo);
$options = array();
if (isset($decoratorInfo['decorator'])) {
$decorator = $decoratorInfo['decorator'];
if (isset($decoratorInfo['options'])) {
$options = $decoratorInfo['options'];
}
$this->addDecorator($decorator, $options);
} else {
switch (true) {
case (0 == $argc):
break;
case (1 <= $argc):
$decorator = array_shift($decoratorInfo);
case (2 <= $argc):
$options = array_shift($decoratorInfo);
default:
$this->addDecorator($decorator, $options);
break;
}
}
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid decorator passed to addDecorators()');
}
}
return $this;
}
/**
* Overwrite all decorators
*
* @param array $decorators
* @return Zend_Form
*/
public function setDecorators(array $decorators)
{
$this->clearDecorators();
return $this->addDecorators($decorators);
}
/**
* Retrieve a registered decorator
*
* @param string $name
* @return false|Zend_Form_Decorator_Abstract
*/
public function getDecorator($name)
{
if (!isset($this->_decorators[$name])) {
$len = strlen($name);
foreach ($this->_decorators as $localName => $decorator) {
if ($len > strlen($localName)) {
continue;
}
if (0 === substr_compare($localName, $name, -$len, $len, true)) {
if (is_array($decorator)) {
return $this->_loadDecorator($decorator, $localName);
}
return $decorator;
}
}
return false;
}
if (is_array($this->_decorators[$name])) {
return $this->_loadDecorator($this->_decorators[$name], $name);
}
return $this->_decorators[$name];
}
/**
* Retrieve all decorators
*
* @return array
*/
public function getDecorators()
{
foreach ($this->_decorators as $key => $value) {
if (is_array($value)) {
$this->_loadDecorator($value, $key);
}
}
return $this->_decorators;
}
/**
* Remove a single decorator
*
* @param string $name
* @return bool
*/
public function removeDecorator($name)
{
$decorator = $this->getDecorator($name);
if ($decorator) {
if (array_key_exists($name, $this->_decorators)) {
unset($this->_decorators[$name]);
} else {
$class = get_class($decorator);
if (!array_key_exists($class, $this->_decorators)) {
return false;
}
unset($this->_decorators[$class]);
}
return true;
}
return false;
}
/**
* Clear all decorators
*
* @return Zend_Form
*/
public function clearDecorators()
{
$this->_decorators = array();
return $this;
}
/**
* Set all element decorators as specified
*
* @param array $decorators
* @param array|null $elements Specific elements to decorate or exclude from decoration
* @param bool $include Whether $elements is an inclusion or exclusion list
* @return Zend_Form
*/
public function setElementDecorators(array $decorators, array $elements = null, $include = true)
{
if (is_array($elements)) {
if ($include) {
$elementObjs = array();
foreach ($elements as $name) {
if (null !== ($element = $this->getElement($name))) {
$elementObjs[] = $element;
}
}
} else {
$elementObjs = $this->getElements();
foreach ($elements as $name) {
if (array_key_exists($name, $elementObjs)) {
unset($elementObjs[$name]);
}
}
}
} else {
$elementObjs = $this->getElements();
}
foreach ($elementObjs as $element) {
$element->setDecorators($decorators);
}
$this->_elementDecorators = $decorators;
return $this;
}
/**
* Set all display group decorators as specified
*
* @param array $decorators
* @return Zend_Form
*/
public function setDisplayGroupDecorators(array $decorators)
{
foreach ($this->getDisplayGroups() as $group) {
$group->setDecorators($decorators);
}
return $this;
}
/**
* Set all subform decorators as specified
*
* @param array $decorators
* @return Zend_Form
*/
public function setSubFormDecorators(array $decorators)
{
foreach ($this->getSubForms() as $form) {
$form->setDecorators($decorators);
}
return $this;
}
/**
* Render form
*
* @param Zend_View_Interface $view
* @return string
*/
public function render(Zend_View_Interface $view = null)
{
if (null !== $view) {
$this->setView($view);
}
$content = '';
foreach ($this->getDecorators() as $decorator) {
$decorator->setElement($this);
$content = $decorator->render($content);
}
return $content;
}
/**
* Serialize as string
*
* Proxies to {@link render()}.
*
* @return string
*/
public function __toString()
{
try {
$return = $this->render();
return $return;
} catch (Exception $e) {
$message = "Exception caught by form: " . $e->getMessage()
. "\nStack Trace:\n" . $e->getTraceAsString();
trigger_error($message, E_USER_WARNING);
return '';
}
}
// Localization:
/**
* Set translator object
*
* @param Zend_Translate|Zend_Translate_Adapter|null $translator
* @return Zend_Form
*/
public function setTranslator($translator = null)
{
if (null === $translator) {
$this->_translator = null;
} elseif ($translator instanceof Zend_Translate_Adapter) {
$this->_translator = $translator;
} elseif ($translator instanceof Zend_Translate) {
$this->_translator = $translator->getAdapter();
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid translator specified');
}
return $this;
}
/**
* Set global default translator object
*
* @param Zend_Translate|Zend_Translate_Adapter|null $translator
* @return void
*/
public static function setDefaultTranslator($translator = null)
{
if (null === $translator) {
self::$_translatorDefault = null;
} elseif ($translator instanceof Zend_Translate_Adapter) {
self::$_translatorDefault = $translator;
} elseif ($translator instanceof Zend_Translate) {
self::$_translatorDefault = $translator->getAdapter();
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception('Invalid translator specified');
}
}
/**
* Retrieve translator object
*
* @return Zend_Translate|null
*/
public function getTranslator()
{
if ($this->translatorIsDisabled()) {
return null;
}
if (null === $this->_translator) {
return self::getDefaultTranslator();
}
return $this->_translator;
}
/**
* Get global default translator object
*
* @return null|Zend_Translate
*/
public static function getDefaultTranslator()
{
if (null === self::$_translatorDefault) {
require_once 'Zend/Registry.php';
if (Zend_Registry::isRegistered('Zend_Translate')) {
$translator = Zend_Registry::get('Zend_Translate');
if ($translator instanceof Zend_Translate_Adapter) {
return $translator;
} elseif ($translator instanceof Zend_Translate) {
return $translator->getAdapter();
}
}
}
return self::$_translatorDefault;
}
/**
* Indicate whether or not translation should be disabled
*
* @param bool $flag
* @return Zend_Form
*/
public function setDisableTranslator($flag)
{
$this->_translatorDisabled = (bool) $flag;
return $this;
}
/**
* Is translation disabled?
*
* @return bool
*/
public function translatorIsDisabled()
{
return $this->_translatorDisabled;
}
/**
* Overloading: access to elements, form groups, and display groups
*
* @param string $name
* @return Zend_Form_Element|Zend_Form|null
*/
public function __get($name)
{
if (isset($this->_elements[$name])) {
return $this->_elements[$name];
} elseif (isset($this->_subForms[$name])) {
return $this->_subForms[$name];
} elseif (isset($this->_displayGroups[$name])) {
return $this->_displayGroups[$name];
}
return null;
}
/**
* Overloading: access to elements, form groups, and display groups
*
* @param string $name
* @param Zend_Form_Element|Zend_Form $value
* @return void
* @throws Zend_Form_Exception for invalid $value
*/
public function __set($name, $value)
{
if ($value instanceof Zend_Form_Element) {
$this->addElement($value, $name);
return;
} elseif ($value instanceof Zend_Form) {
$this->addSubForm($value, $name);
return;
} elseif (is_array($value)) {
$this->addDisplayGroup($value, $name);
return;
}
require_once 'Zend/Form/Exception.php';
if (is_object($value)) {
$type = get_class($value);
} else {
$type = gettype($value);
}
throw new Zend_Form_Exception('Only form elements and groups may be overloaded; variable of type "' . $type . '" provided');
}
/**
* Overloading: access to elements, form groups, and display groups
*
* @param string $name
* @return boolean
*/
public function __isset($name)
{
if (isset($this->_elements[$name])
|| isset($this->_subForms[$name])
|| isset($this->_displayGroups[$name]))
{
return true;
}
return false;
}
/**
* Overloading: access to elements, form groups, and display groups
*
* @param string $name
* @return void
*/
public function __unset($name)
{
if (isset($this->_elements[$name])) {
unset($this->_elements[$name]);
} elseif (isset($this->_subForms[$name])) {
unset($this->_subForms[$name]);
} elseif (isset($this->_displayGroups[$name])) {
unset($this->_displayGroups[$name]);
}
}
/**
* Overloading: allow rendering specific decorators
*
* Call renderDecoratorName() to render a specific decorator.
*
* @param string $method
* @param array $args
* @return string
* @throws Zend_Form_Exception for invalid decorator or invalid method call
*/
public function __call($method, $args)
{
if ('render' == substr($method, 0, 6)) {
$decoratorName = substr($method, 6);
if (false !== ($decorator = $this->getDecorator($decoratorName))) {
$decorator->setElement($this);
$seed = '';
if (0 < count($args)) {
$seed = array_shift($args);
}
return $decorator->render($seed);
}
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Decorator by name %s does not exist', $decoratorName));
}
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Method %s does not exist', $method));
}
// Interfaces: Iterator, Countable
/**
* Current element/subform/display group
*
* @return Zend_Form_Element|Zend_Form_DisplayGroup|Zend_Form
*/
public function current()
{
$this->_sort();
current($this->_order);
$key = key($this->_order);
if (isset($this->_elements[$key])) {
return $this->getElement($key);
} elseif (isset($this->_subForms[$key])) {
return $this->getSubForm($key);
} elseif (isset($this->_displayGroups[$key])) {
return $this->getDisplayGroup($key);
} else {
require_once 'Zend/Form/Exception.php';
throw new Zend_Form_Exception(sprintf('Corruption detected in form; invalid key ("%s") found in internal iterator', (string) $key));
}
}
/**
* Current element/subform/display group name
*
* @return string
*/
public function key()
{
$this->_sort();
return key($this->_order);
}
/**
* Move pointer to next element/subform/display group
*
* @return void
*/
public function next()
{
$this->_sort();
next($this->_order);
}
/**
* Move pointer to beginning of element/subform/display group loop
*
* @return void
*/
public function rewind()
{
$this->_sort();
reset($this->_order);
}
/**
* Determine if current element/subform/display group is valid
*
* @return bool
*/
public function valid()
{
$this->_sort();
return (current($this->_order) !== false);
}
/**
* Count of elements/subforms that are iterable
*
* @return int
*/
public function count()
{
return count($this->_order);
}
/**
* Set flag to disable loading default decorators
*
* @param bool $flag
* @return Zend_Form
*/
public function setDisableLoadDefaultDecorators($flag)
{
$this->_disableLoadDefaultDecorators = (bool) $flag;
return $this;
}
/**
* Should we load the default decorators?
*
* @return bool
*/
public function loadDefaultDecoratorsIsDisabled()
{
return $this->_disableLoadDefaultDecorators;
}
/**
* Load the default decorators
*
* @return void
*/
public function loadDefaultDecorators()
{
if ($this->loadDefaultDecoratorsIsDisabled()) {
return;
}
$decorators = $this->getDecorators();
if (empty($decorators)) {
$this->addDecorator('FormElements')
->addDecorator('HtmlTag', array('tag' => 'dl', 'class' => 'zend_form'))
->addDecorator('Form');
}
}
/**
* Sort items according to their order
*
* @return void
*/
protected function _sort()
{
if ($this->_orderUpdated) {
$items = array();
$index = 0;
foreach ($this->_order as $key => $order) {
if (null === $order) {
if (null === ($order = $this->{$key}->getOrder())) {
while (array_search($index, $this->_order, true)) {
++$index;
}
$items[$index] = $key;
++$index;
} else {
$items[$order] = $key;
}
} else {
$items[$order] = $key;
}
}
$items = array_flip($items);
asort($items);
$this->_order = $items;
$this->_orderUpdated = false;
}
}
/**
* Lazy-load a decorator
*
* @param array $decorator Decorator type and options
* @param mixed $name Decorator name or alias
* @return Zend_Form_Decorator_Interface
*/
protected function _loadDecorator(array $decorator, $name)
{
$sameName = false;
if ($name == $decorator['decorator']) {
$sameName = true;
}
$instance = $this->_getDecorator($decorator['decorator'], $decorator['options']);
if ($sameName) {
$newName = get_class($instance);
$decoratorNames = array_keys($this->_decorators);
$order = array_flip($decoratorNames);
$order[$newName] = $order[$name];
$decoratorsExchange = array();
unset($order[$name]);
asort($order);
foreach ($order as $key => $index) {
if ($key == $newName) {
$decoratorsExchange[$key] = $instance;
continue;
}
$decoratorsExchange[$key] = $this->_decorators[$key];
}
$this->_decorators = $decoratorsExchange;
} else {
$this->_decorators[$name] = $instance;
}
return $instance;
}
/**
* Retrieve optionally translated custom error messages
*
* @return array
*/
protected function _getErrorMessages()
{
$messages = $this->getErrorMessages();
$translator = $this->getTranslator();
if (null !== $translator) {
foreach ($messages as $key => $message) {
$messages[$key] = $translator->translate($message);
}
}
return $messages;
}
}
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