update v1.0.7.9 R.C.

This is a Release Candidate. We are still testing.

vendor/zendframework/zend-validator/src/Digits.php

@@ -0,0 +1,69 @@
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link      http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Validator;
+
+use Zend\Filter\Digits as DigitsFilter;
+
+class Digits extends AbstractValidator
+{
+    const NOT_DIGITS   = 'notDigits';
+    const STRING_EMPTY = 'digitsStringEmpty';
+    const INVALID      = 'digitsInvalid';
+
+    /**
+     * Digits filter used for validation
+     *
+     * @var \Zend\Filter\Digits
+     */
+    protected static $filter = null;
+
+    /**
+     * Validation failure message template definitions
+     *
+     * @var array
+     */
+    protected $messageTemplates = [
+        self::NOT_DIGITS   => "The input must contain only digits",
+        self::STRING_EMPTY => "The input is an empty string",
+        self::INVALID      => "Invalid type given. String, integer or float expected",
+    ];
+
+    /**
+     * Returns true if and only if $value only contains digit characters
+     *
+     * @param  string $value
+     * @return bool
+     */
+    public function isValid($value)
+    {
+        if (!is_string($value) && !is_int($value) && !is_float($value)) {
+            $this->error(self::INVALID);
+            return false;
+        }
+
+        $this->setValue((string) $value);
+
+        if ('' === $this->getValue()) {
+            $this->error(self::STRING_EMPTY);
+            return false;
+        }
+
+        if (null === static::$filter) {
+            static::$filter = new DigitsFilter();
+        }
+
+        if ($this->getValue() !== static::$filter->filter($this->getValue())) {
+            $this->error(self::NOT_DIGITS);
+            return false;
+        }
+
+        return true;
+    }
+}