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Allow the Autosubmit decorator being used on forms as well 

refs #7935
This commit is contained in:
Johannes Meyer 2015-03-03 13:33:26 +01:00
parent dcf38cbf73
commit 747e51553e
3 changed files with 100 additions and 18 deletions
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70
library/Icinga/Web/Form.php
View File

@ -133,6 +133,15 @@ class Form extends Zend_Form
*/
protected $descriptions;
/**
* Whether the Autosubmit decorator should be applied to this form
*
* If this is true, the Autosubmit decorator is being applied to this form instead of to each of its elements.
*
* @var bool
*/
protected $useFormAutosubmit = false;
/**
* Authentication manager
*
@ -486,6 +495,31 @@ class Form extends Zend_Form
return $this->descriptions;
}
/**
* Set whether the Autosubmit decorator should be applied to this form
*
* If true, the Autosubmit decorator is being applied to this form instead of to each of its elements.
*
* @param bool $state
*
* @return Form
*/
public function setUseFormAutosubmit($state = true)
{
$this->useFormAutosubmit = (bool) $state;
return $this;
}
/**
* Return whether the Autosubmit decorator is being applied to this form
*
* @return bool
*/
public function getUseFormAutosubmit()
{
return $this->useFormAutosubmit;
}
/**
* Create this form
*
@ -647,20 +681,35 @@ class Form extends Zend_Form
}
if ($el->getAttrib('autosubmit')) {
$autosubmitDecorator = new Autosubmit();
$autosubmitDecorator->setAccessible();
if ($this->getUseFormAutosubmit()) {
$warningId = 'autosubmit_warning_' . $el->getId();
$warningText = $this->getView()->escape($this->translate(
'Upon its value has changed, this control issues an automatic update of this page.'
));
$autosubmitDecorator = $this->_getDecorator('Callback', array(
'placement' => 'PREPEND',
'callback' => function ($content) use ($warningId, $warningText) {
return '<span class="sr-only" id="' . $warningId . '">' . $warningText . '</span>';
}
));
} else {
$autosubmitDecorator = new Autosubmit();
$autosubmitDecorator->setAccessible();
$warningId = $autosubmitDecorator->getWarningId($el);
}
$decorators = $el->getDecorators();
$pos = array_search('Zend_Form_Decorator_ViewHelper', array_keys($decorators)) + 1;
$el->setDecorators(
array_slice($decorators, 0, $pos, true)
+ array(get_class($autosubmitDecorator) => $autosubmitDecorator)
+ array('autosubmit' => $autosubmitDecorator)
+ array_slice($decorators, $pos, count($decorators) - $pos, true)
);
if (($describedBy = $el->getAttrib('aria-describedby')) !== null) {
$el->setAttrib('aria-describedby', $describedBy . ' ' . $autosubmitDecorator->getWarningId($el));
$el->setAttrib('aria-describedby', $describedBy . ' ' . $warningId);
} else {
$el->setAttrib('aria-describedby', $autosubmitDecorator->getWarningId($el));
$el->setAttrib('aria-describedby', $warningId);
}
$class = $el->getAttrib('class');
@ -702,7 +751,7 @@ class Form extends Zend_Form
if (($describedBy = $element->getAttrib('aria-describedby')) !== null) {
// Assume that it's because of the element being of type autosubmit or
// that one who did set the property manually removes the help decorator
// in case it has already an aria-requiredby property set
// in case it has already an aria-describedby property set
$element->setAttrib(
'aria-describedby',
$help->setAccessible()->getDescriptionId($element) . ' ' . $describedBy
@ -909,8 +958,13 @@ class Form extends Zend_Form
'form' => $this
));
} else {
$this->addDecorator('Description', array('tag' => 'h1'))
->addDecorator('FormErrors', array('onlyCustomFormErrors' => true))
$this->addDecorator('Description', array('tag' => 'h1'));
if ($this->getUseFormAutosubmit()) {
$this->addDecorator('Autosubmit', array('accessible' => true))
->addDecorator('HtmlTag', array('tag' => 'div', 'class' => 'header'));
}
$this->addDecorator('FormErrors', array('onlyCustomFormErrors' => true))
->addDecorator('FormDescriptions')
->addDecorator('FormElements')
//->addDecorator('HtmlTag', array('tag' => 'dl', 'class' => 'zend_form'))

42
library/Icinga/Web/Form/Decorator/Autosubmit.php
View File

@ -3,15 +3,15 @@
namespace Icinga\Web\Form\Decorator;
use Zend_Form_Element;
use Zend_Form_Decorator_Abstract;
use Icinga\Application\Icinga;
use Icinga\Web\View;
use Icinga\Web\Form;
/**
* Decorator to add an icon and a submit button encapsulated in noscript-tags
*
* The icon is shown in JS environments to indicate that a specific form control does automatically request an update
* The icon is shown in JS environments to indicate that a specific form field does automatically request an update
* of its form upon it has changed. The button allows users in non-JS environments to trigger the update manually.
*/
class Autosubmit extends Zend_Form_Decorator_Abstract
@ -21,7 +21,7 @@ class Autosubmit extends Zend_Form_Decorator_Abstract
*
* @var bool
*/
protected $accessible = false;
protected $accessible;
/**
* The id used to identify the auto-submit warning associated with the decorated form element
@ -43,14 +43,28 @@ class Autosubmit extends Zend_Form_Decorator_Abstract
return $this;
}
/**
* Return whether a hidden <span> is being created with the same warning as in the icon label
*
* @return bool
*/
public function getAccessible()
{
if ($this->accessible === null) {
$this->accessible = $this->getOption('accessible') ?: false;
}
return $this->accessible;
}
/**
* Return the id used to identify the auto-submit warning associated with the decorated element
*
* @param Zend_Form_Element $element The element for which to generate a id
* @param mixed $element The element for which to generate a id
*
* @return string
*/
public function getWarningId(Zend_Form_Element $element = null)
public function getWarningId($element = null)
{
if ($this->warningId === null) {
$element = $element ?: $this->getElement();
@ -80,13 +94,18 @@ class Autosubmit extends Zend_Form_Decorator_Abstract
public function render($content = '')
{
if ($content) {
$warning = t('Upon its value has changed, this control issues an automatic update of this page.');
$isForm = $this->getElement() instanceof Form;
$warning = $isForm
? t('Upon any of this form\'s fields were changed, this page is being updated automatically.')
: t('Upon its value has changed, this field issues an automatic update of this page.');
$content .= $this->getView()->icon('cw', $warning, array(
'aria-hidden' => 'true',
'class' => 'autosubmit-warning'
));
if ($this->accessible) {
$content = '<span id="' . $this->getWarningId() . '" class="sr-only">' . $warning . '</span>' . $content;
if ($this->getAccessible()) {
$content = $isForm
? $content . '<span id="' . $this->getWarningId() . '" class="sr-only">' . $warning . '</span>'
: '<span id="' . $this->getWarningId() . '" class="sr-only">' . $warning . '</span>' . $content;
}
$content .= sprintf(
@ -95,10 +114,13 @@ class Autosubmit extends Zend_Form_Decorator_Abstract
. ' class="noscript-apply"'
. ' type="submit"'
. ' value="1"'
. ($this->accessible ? ' aria-label="%1$s"' : '')
. ($this->getAccessible() ? ' aria-label="%1$s"' : '')
. ' title="%1$s"'
. '>%2$s</button></noscript>',
t('Push this button to update the form to reflect the change that was made in the control on the left'),
$isForm
? t('Push this button to update the form to reflect the changes that were made below')
: t('Push this button to update the form to reflect the change'
. ' that was made in the field on the left'),
$this->getView()->icon('cw') . t('Apply')
);
}

6
public/css/icinga/forms.less
View File

@ -228,3 +228,9 @@ form ul.descriptions {
}
}
}
form > div.header {
h1 {
display: inline-block;
}
}