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[autoinstallsdev/mediawiki.git] / vendor / justinrainbow / json-schema / src / JsonSchema / Constraints / SchemaConstraint.php

diff --git a/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.php b/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.php
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+++ b/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.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;
+
+use JsonSchema\Entity\JsonPointer;
+use JsonSchema\Exception\InvalidArgumentException;
+use JsonSchema\Exception\InvalidSchemaException;
+use JsonSchema\Exception\RuntimeException;
+use JsonSchema\SchemaStorage;
+use JsonSchema\Validator;
+
+/**
+ * The SchemaConstraint Constraints, validates an element against a given schema
+ *
+ * @author Robert Schönthal <seroscho@googlemail.com>
+ * @author Bruno Prieto Reis <bruno.p.reis@gmail.com>
+ */
+class SchemaConstraint extends Constraint
+{
+    const DEFAULT_SCHEMA_SPEC = 'http://json-schema.org/draft-04/schema#';
+
+    /**
+     * {@inheritdoc}
+     */
+    public function check(&$element, $schema = null, JsonPointer $path = null, $i = null)
+    {
+        if ($schema !== null) {
+            // passed schema
+            $validationSchema = $schema;
+        } elseif ($this->getTypeCheck()->propertyExists($element, $this->inlineSchemaProperty)) {
+            // inline schema
+            $validationSchema = $this->getTypeCheck()->propertyGet($element, $this->inlineSchemaProperty);
+        } else {
+            throw new InvalidArgumentException('no schema found to verify against');
+        }
+
+        // cast array schemas to object
+        if (is_array($validationSchema)) {
+            $validationSchema = BaseConstraint::arrayToObjectRecursive($validationSchema);
+        }
+
+        // validate schema against whatever is defined in $validationSchema->$schema. If no
+        // schema is defined, assume self::DEFAULT_SCHEMA_SPEC (currently draft-04).
+        if ($this->factory->getConfig(self::CHECK_MODE_VALIDATE_SCHEMA)) {
+            if (!$this->getTypeCheck()->isObject($validationSchema)) {
+                throw new RuntimeException('Cannot validate the schema of a non-object');
+            }
+            if ($this->getTypeCheck()->propertyExists($validationSchema, '$schema')) {
+                $schemaSpec = $this->getTypeCheck()->propertyGet($validationSchema, '$schema');
+            } else {
+                $schemaSpec = self::DEFAULT_SCHEMA_SPEC;
+            }
+
+            // get the spec schema
+            $schemaStorage = $this->factory->getSchemaStorage();
+            if (!$this->getTypeCheck()->isObject($schemaSpec)) {
+                $schemaSpec = $schemaStorage->getSchema($schemaSpec);
+            }
+
+            // save error count, config & subtract CHECK_MODE_VALIDATE_SCHEMA
+            $initialErrorCount = $this->numErrors();
+            $initialConfig = $this->factory->getConfig();
+            $initialContext = $this->factory->getErrorContext();
+            $this->factory->removeConfig(self::CHECK_MODE_VALIDATE_SCHEMA | self::CHECK_MODE_APPLY_DEFAULTS);
+            $this->factory->addConfig(self::CHECK_MODE_TYPE_CAST);
+            $this->factory->setErrorContext(Validator::ERROR_SCHEMA_VALIDATION);
+
+            // validate schema
+            try {
+                $this->check($validationSchema, $schemaSpec);
+            } catch (\Exception $e) {
+                if ($this->factory->getConfig(self::CHECK_MODE_EXCEPTIONS)) {
+                    throw new InvalidSchemaException('Schema did not pass validation', 0, $e);
+                }
+            }
+            if ($this->numErrors() > $initialErrorCount) {
+                $this->addError($path, 'Schema is not valid', 'schema');
+            }
+
+            // restore the initial config
+            $this->factory->setConfig($initialConfig);
+            $this->factory->setErrorContext($initialContext);
+        }
+
+        // validate element against $validationSchema
+        $this->checkUndefined($element, $validationSchema, $path, $i);
+    }
+}