145 lines
3.0 KiB
PHP
145 lines
3.0 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
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namespace Icinga\Web\Form\Element;
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use Icinga\Web\Form\FormElement;
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/**
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* A number input control
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*/
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class Number extends FormElement
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{
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/**
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* Form view helper to use for rendering
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*
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* @var string
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*/
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public $helper = 'formNumber';
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/**
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* The expected lower bound for the element’s value
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*
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* @var float|null
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*/
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protected $min;
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/**
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* The expected upper bound for the element’s
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*
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* @var float|null
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*/
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protected $max;
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/**
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* The value granularity of the element’s value
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*
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* Normally, number input controls are limited to an accuracy of integer values.
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*
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* @var float|string|null
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*/
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protected $step;
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/**
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* (non-PHPDoc)
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* @see \Zend_Form_Element::init() For the method documentation.
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*/
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public function init()
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{
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if ($this->min !== null || $this->max !== null) {
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$this->addValidator('Between', true, array(
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'min' => $this->min === null ? -INF : $this->min,
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'max' => $this->max === null ? INF : $this->max,
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'inclusive' => true
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));
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}
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}
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/**
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* Set the expected lower bound for the element’s value
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*
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* @param float $min
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*
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* @return $this
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*/
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public function setMin($min)
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{
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$this->min = (float) $min;
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return $this;
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}
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/**
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* Get the expected lower bound for the element’s value
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*
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* @return float|null
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*/
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public function getMin()
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{
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return $this->min;
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}
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/**
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* Set the expected upper bound for the element’s value
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*
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* @param float $max
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*
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* @return $this
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*/
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public function setMax($max)
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{
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$this->max = (float) $max;
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return $this;
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}
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/**
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* Get the expected upper bound for the element’s value
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*
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* @return float|null
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*/
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public function getMax()
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{
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return $this->max;
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}
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/**
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* Set the value granularity of the element’s value
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*
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* @param float|string $step
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*
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* @return $this
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*/
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public function setStep($step)
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{
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if ($step !== 'any') {
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$step = (float) $step;
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}
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$this->step = $step;
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return $this;
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}
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/**
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* Get the value granularity of the element’s value
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*
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* @return float|string|null
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*/
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public function getStep()
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{
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return $this->step;
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}
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/**
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* (non-PHPDoc)
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* @see \Zend_Form_Element::isValid() For the method documentation.
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*/
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public function isValid($value, $context = null)
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{
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$this->setValue($value);
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$value = $this->getValue();
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if ($value !== null && $value !== '' && ! is_numeric($value)) {
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$this->addError(sprintf(t('\'%s\' is not a valid number'), $value));
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return false;
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}
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return parent::isValid($value, $context);
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}
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}
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