1 files changed, 144 insertions, 0 deletions
diff --git a/library/Icinga/Web/Form/Element/Number.php b/library/Icinga/Web/Form/Element/Number.php
new file mode 100644
index 0000000..afbd07d
--- /dev/null
+++ b/library/Icinga/Web/Form/Element/Number.php
@@ -0,0 +1,144 @@
+<?php
+/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Form\Element;
+
+use Icinga\Web\Form\FormElement;
+
+/**
+ * A number input control
+ */
+class Number extends FormElement
+{
+    /**
+     * Form view helper to use for rendering
+     *
+     * @var string
+     */
+    public $helper = 'formNumber';
+
+    /**
+     * The expected lower bound for the element’s value
+     *
+     * @var float|null
+     */
+    protected $min;
+
+    /**
+     * The expected upper bound for the element’s
+     *
+     * @var float|null
+     */
+    protected $max;
+
+    /**
+     * The value granularity of the element’s value
+     *
+     * Normally, number input controls are limited to an accuracy of integer values.
+     *
+     * @var float|string|null
+     */
+    protected $step;
+
+    /**
+     * (non-PHPDoc)
+     * @see \Zend_Form_Element::init() For the method documentation.
+     */
+    public function init()
+    {
+        if ($this->min !== null || $this->max !== null) {
+            $this->addValidator('Between', true, array(
+                'min'       => $this->min === null ? -INF : $this->min,
+                'max'       => $this->max === null ? INF : $this->max,
+                'inclusive' => true
+            ));
+        }
+    }
+
+    /**
+     * Set the expected lower bound for the element’s value
+     *
+     * @param   float $min
+     *
+     * @return  $this
+     */
+    public function setMin($min)
+    {
+        $this->min = (float) $min;
+        return $this;
+    }
+
+    /**
+     * Get the expected lower bound for the element’s value
+     *
+     * @return float|null
+     */
+    public function getMin()
+    {
+        return $this->min;
+    }
+
+    /**
+     * Set the expected upper bound for the element’s value
+     *
+     * @param   float $max
+     *
+     * @return  $this
+     */
+    public function setMax($max)
+    {
+        $this->max = (float) $max;
+        return $this;
+    }
+
+    /**
+     * Get the expected upper bound for the element’s value
+     *
+     * @return float|null
+     */
+    public function getMax()
+    {
+        return $this->max;
+    }
+
+    /**
+     * Set the value granularity of the element’s value
+     *
+     * @param   float|string $step
+     *
+     * @return  $this
+     */
+    public function setStep($step)
+    {
+        if ($step !== 'any') {
+            $step = (float) $step;
+        }
+        $this->step = $step;
+        return $this;
+    }
+
+    /**
+     * Get the value granularity of the element’s value
+     *
+     * @return float|string|null
+     */
+    public function getStep()
+    {
+        return $this->step;
+    }
+
+    /**
+     * (non-PHPDoc)
+     * @see \Zend_Form_Element::isValid() For the method documentation.
+     */
+    public function isValid($value, $context = null)
+    {
+        $this->setValue($value);
+        $value = $this->getValue();
+        if ($value !== null && $value !== '' && ! is_numeric($value)) {
+            $this->addError(sprintf(t('\'%s\' is not a valid number'), $value));
+            return false;
+        }
+        return parent::isValid($value, $context);
+    }
+}