1 files changed, 181 insertions, 0 deletions
diff --git a/server/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php
new file mode 100644
index 0000000..c789753
--- /dev/null
+++ b/server/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php
@@ -0,0 +1,181 @@
+<?php
+
+/*
+ * This file is part of the JsonSchema package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace JsonSchema\Constraints;
+
+/**
+ * Validates against the "format" property
+ *
+ * @author Justin Rainbow <justin.rainbow@gmail.com>
+ * @link   http://tools.ietf.org/html/draft-zyp-json-schema-03#section-5.23
+ */
+class FormatConstraint extends Constraint
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function check($element, $schema = null, $path = null, $i = null)
+    {
+        if (!isset($schema->format)) {
+            return;
+        }
+
+        switch ($schema->format) {
+            case 'date':
+                if (!$date = $this->validateDateTime($element, 'Y-m-d')) {
+                    $this->addError($path, sprintf('Invalid date %s, expected format YYYY-MM-DD', json_encode($element)), 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'time':
+                if (!$this->validateDateTime($element, 'H:i:s')) {
+                    $this->addError($path, sprintf('Invalid time %s, expected format hh:mm:ss', json_encode($element)), 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'date-time':
+                if (!$this->validateDateTime($element, 'Y-m-d\TH:i:s\Z') &&
+                    !$this->validateDateTime($element, 'Y-m-d\TH:i:s.u\Z') &&
+                    !$this->validateDateTime($element, 'Y-m-d\TH:i:sP') &&
+                    !$this->validateDateTime($element, 'Y-m-d\TH:i:sO')
+                ) {
+                    $this->addError($path, sprintf('Invalid date-time %s, expected format YYYY-MM-DDThh:mm:ssZ or YYYY-MM-DDThh:mm:ss+hh:mm', json_encode($element)), 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'utc-millisec':
+                if (!$this->validateDateTime($element, 'U')) {
+                    $this->addError($path, sprintf('Invalid time %s, expected integer of milliseconds since Epoch', json_encode($element)), 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'regex':
+                if (!$this->validateRegex($element)) {
+                    $this->addError($path, 'Invalid regex format ' . $element, 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'color':
+                if (!$this->validateColor($element)) {
+                    $this->addError($path, "Invalid color", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'style':
+                if (!$this->validateStyle($element)) {
+                    $this->addError($path, "Invalid style", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'phone':
+                if (!$this->validatePhone($element)) {
+                    $this->addError($path, "Invalid phone number", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'uri':
+                if (null === filter_var($element, FILTER_VALIDATE_URL, FILTER_NULL_ON_FAILURE)) {
+                    $this->addError($path, "Invalid URL format", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'email':
+                if (null === filter_var($element, FILTER_VALIDATE_EMAIL, FILTER_NULL_ON_FAILURE)) {
+                    $this->addError($path, "Invalid email", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'ip-address':
+            case 'ipv4':
+                if (null === filter_var($element, FILTER_VALIDATE_IP, FILTER_NULL_ON_FAILURE | FILTER_FLAG_IPV4)) {
+                    $this->addError($path, "Invalid IP address", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'ipv6':
+                if (null === filter_var($element, FILTER_VALIDATE_IP, FILTER_NULL_ON_FAILURE | FILTER_FLAG_IPV6)) {
+                    $this->addError($path, "Invalid IP address", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            case 'host-name':
+            case 'hostname':
+                if (!$this->validateHostname($element)) {
+                    $this->addError($path, "Invalid hostname", 'format', array('format' => $schema->format,));
+                }
+                break;
+
+            default:
+                // Empty as it should be:
+                // The value of this keyword is called a format attribute. It MUST be a string.
+                // A format attribute can generally only validate a given set of instance types.
+                // If the type of the instance to validate is not in this set, validation for
+                // this format attribute and instance SHOULD succeed.
+                // http://json-schema.org/latest/json-schema-validation.html#anchor105
+                break;
+        }
+    }
+
+    protected function validateDateTime($datetime, $format)
+    {
+        $dt = \DateTime::createFromFormat($format, $datetime);
+
+        if (!$dt) {
+            return false;
+        }
+
+        if ($datetime === $dt->format($format)) {
+            return true;
+        }
+
+        // handles the case where a non-6 digit microsecond datetime is passed
+        // which will fail the above string comparison because the passed
+        // $datetime may be '2000-05-01T12:12:12.123Z' but format() will return
+        // '2000-05-01T12:12:12.123000Z'
+        if ((strpos('u', $format) !== -1) && (intval($dt->format('u')) > 0)) {
+            return true;
+        }
+
+        return false;
+    }
+
+    protected function validateRegex($regex)
+    {
+        return false !== @preg_match('/' . $regex . '/', '');
+    }
+
+    protected function validateColor($color)
+    {
+        if (in_array(strtolower($color), array('aqua', 'black', 'blue', 'fuchsia',
+            'gray', 'green', 'lime', 'maroon', 'navy', 'olive', 'orange', 'purple',
+            'red', 'silver', 'teal', 'white', 'yellow'))) {
+            return true;
+        }
+
+        return preg_match('/^#([a-f0-9]{3}|[a-f0-9]{6})$/i', $color);
+    }
+
+    protected function validateStyle($style)
+    {
+        $properties     = explode(';', rtrim($style, ';'));
+        $invalidEntries = preg_grep('/^\s*[-a-z]+\s*:\s*.+$/i', $properties, PREG_GREP_INVERT);
+
+        return empty($invalidEntries);
+    }
+
+    protected function validatePhone($phone)
+    {
+        return preg_match('/^\+?(\(\d{3}\)|\d{3}) \d{3} \d{4}$/', $phone);
+    }
+
+    protected function validateHostname($host)
+    {
+        return preg_match('/^[_a-z]+\.([_a-z]+\.?)+$/i', $host);
+    }
+}