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AphrontFormCheckboxControl.php
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Created
Tue, May 21, 16:26

AphrontFormCheckboxControl.php
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<?php
final class AphrontFormCheckboxControl extends AphrontFormControl {
private $boxes = array();
private $checkboxKey;
public function setCheckboxKey($checkbox_key) {
$this->checkboxKey = $checkbox_key;
return $this;
}
public function getCheckboxKey() {
return $this->checkboxKey;
}
public function addCheckbox(
$name,
$value,
$label,
$checked = false,
$id = null) {
$this->boxes[] = array(
'name' => $name,
'value' => $value,
'label' => $label,
'checked' => $checked,
'id' => $id,
);
return $this;
}
protected function getCustomControlClass() {
return 'aphront-form-control-checkbox';
}
public function setOptions(array $options) {
$boxes = array();
foreach ($options as $key => $value) {
$boxes[] = array(
'value' => $key,
'label' => $value,
);
}
$this->boxes = $boxes;
return $this;
}
protected function renderInput() {
$rows = array();
foreach ($this->boxes as $box) {
$id = idx($box, 'id');
if ($id === null) {
$id = celerity_generate_unique_node_id();
}
$name = idx($box, 'name');
if ($name === null) {
$name = $this->getName().'[]';
}
$value = $box['value'];
if (array_key_exists('checked', $box)) {
$checked = $box['checked'];
} else {
$checked = in_array($value, $this->getValue());
}
$checkbox = phutil_tag(
'input',
array(
'id' => $id,
'type' => 'checkbox',
'name' => $name,
'value' => $box['value'],
'checked' => $checked ? 'checked' : null,
'disabled' => $this->getDisabled() ? 'disabled' : null,
));
$label = phutil_tag(
'label',
array(
'for' => $id,
),
$box['label']);
$rows[] = phutil_tag('tr', array(), array(
phutil_tag('td', array(), $checkbox),
phutil_tag('th', array(), $label),
));
}
// When a user submits a form with a checkbox unchecked, the browser
// doesn't submit anything to the server. This hidden key lets the server
// know that the checkboxes were present on the client, the user just did
// not select any of them.
$checkbox_key = $this->getCheckboxKey();
if ($checkbox_key) {
$rows[] = phutil_tag(
'input',
array(
'type' => 'hidden',
'name' => $checkbox_key,
'value' => 1,
));
}
return phutil_tag(
'table',
array('class' => 'aphront-form-control-checkbox-layout'),
$rows);
}
}

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