enumValues = array_values($enumValues);
if ( !in_array($this->defaultValue, $this->enumValues) ) {
$this->defaultValue = reset($this->enumValues);
}
}
public function encodeForForm($value) {
return wp_json_encode($value);
}
public function decodeSubmittedValue($value) {
if ( is_string($value) ) {
return @json_decode($value, true);
}
return parent::decodeSubmittedValue($value);
}
public function validate($errors, $value, $stopOnFirstError = false) {
if ( $this->canTreatAsNull($value) ) {
return null;
}
if ( !in_array($value, $this->enumValues) ) {
$errors->add(
'invalid_value',
'Value must be one of: ' . implode(', ', $this->enumValues)
. '. Received: ' . wp_json_encode($value)
);
return $errors;
}
if ( !$this->isChoiceEnabled($value) ) {
$errors->add('disabled_value', 'That option is currently not allowed');
return $errors;
}
return $value;
}
public function isChoiceEnabled($value) {
if ( !in_array($value, $this->enumValues) ) {
return false;
}
$safeValue = $this->encodeForForm($value);
if ( isset($this->valueEnabled[$safeValue]) ) {
$decider = $this->valueEnabled[$safeValue];
if ( is_scalar($decider) ) {
return (bool)$decider;
} elseif ( is_callable($decider) ) {
return call_user_func($decider, $value);
}
}
if ( isset($this->valueStateCallback) ) {
return call_user_func($this->valueStateCallback, $value);
}
return true;
}
/**
* @param mixed $value
* @param string|null $label
* @param string|null $description
* @param bool|callable|null $state
* @param string|null $icon
* @return EnumSetting
*/
public function describeChoice($value, $label, $description = '', $state = null, $icon = null) {
$safeValue = $this->encodeForForm($value);
$this->choiceDetails[$safeValue] = array(
'label' => $label,
'description' => $description,
'icon' => $icon,
);
if ( $state !== null ) {
$this->valueEnabled[$safeValue] = $state;
}
return $this;
}
/**
* Automatically generate dropdown/radio/etc options from the setting's
* possible values.
*
* Will use custom labels/descriptions if available.
*
* @return \YahnisElsts\AdminMenuEditor\Customizable\Controls\ChoiceControlOption[]
*/
public function generateChoiceOptions() {
$results = array();
foreach ($this->enumValues as $value) {
$encodedValue = $this->encodeForForm($value);
if ( array_key_exists($encodedValue, $this->choiceDetails) ) {
$results[] = new ChoiceControlOption(
$value,
$this->choiceDetails[$encodedValue]['label'],
array(
'description' => $this->choiceDetails[$encodedValue]['description'],
'enabled' => $this->isChoiceEnabled($value),
'icon' => $this->choiceDetails[$encodedValue]['icon'],
)
);
} else {
if ( $value === null ) {
$label = 'Default';
} else {
$label = is_string($value) ? $value : wp_json_encode($value);
$label = ucwords(preg_replace('/[_-]+/', ' ', $label));
}
$results[] = new ChoiceControlOption($value, $label, array(
'enabled' => $this->isChoiceEnabled($value),
));
}
}
return $results;
}
}