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server/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/StringConstraint.php

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+<?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;
+
+/**
+ * The StringConstraint Constraints, validates an string against a given schema
+ *
+ * @author Robert Schönthal <seroscho@googlemail.com>
+ * @author Bruno Prieto Reis <bruno.p.reis@gmail.com>
+ */
+class StringConstraint extends Constraint
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function check($element, $schema = null, $path = null, $i = null)
+    {
+        // Verify maxLength
+        if (isset($schema->maxLength) && $this->strlen($element) > $schema->maxLength) {
+            $this->addError($path, "Must be at most " . $schema->maxLength . " characters long", 'maxLength', array(
+                'maxLength' => $schema->maxLength,
+            ));
+        }
+
+        //verify minLength
+        if (isset($schema->minLength) && $this->strlen($element) < $schema->minLength) {
+            $this->addError($path, "Must be at least " . $schema->minLength . " characters long", 'minLength', array(
+                'minLength' => $schema->minLength,
+            ));
+        }
+
+        // Verify a regex pattern
+        if (isset($schema->pattern) && !preg_match('#' . str_replace('#', '\\#', $schema->pattern) . '#', $element)) {
+            $this->addError($path, "Does not match the regex pattern " . $schema->pattern, 'pattern', array(
+                'pattern' => $schema->pattern,
+            ));
+        }
+
+        $this->checkFormat($element, $schema, $path, $i);
+    }
+
+    private function strlen($string)
+    {
+        if (extension_loaded('mbstring')) {
+            return mb_strlen($string, mb_detect_encoding($string));
+        } else {
+            return strlen($string);
+        }
+    }
+}