Moved v3 code from NginxProxyManager/nginx-proxy-manager-3 to NginxProxyManager/nginx-proxy-manager

backend/internal/api/http/requests.go

@@ -0,0 +1,46 @@
+package http
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+
+	"github.com/qri-io/jsonschema"
+)
+
+var (
+	// ErrInvalidJSON is an error for invalid json
+	ErrInvalidJSON = errors.New("JSON is invalid")
+	// ErrInvalidPayload is an error for invalid incoming data
+	ErrInvalidPayload = errors.New("Payload is invalid")
+)
+
+// ValidateRequestSchema takes a Schema and the Content to validate against it
+func ValidateRequestSchema(schema string, requestBody []byte) ([]jsonschema.KeyError, error) {
+	var jsonErrors []jsonschema.KeyError
+	var schemaBytes = []byte(schema)
+
+	// Make sure the body is valid JSON
+	if !isJSON(requestBody) {
+		return jsonErrors, ErrInvalidJSON
+	}
+
+	rs := &jsonschema.Schema{}
+	if err := json.Unmarshal(schemaBytes, rs); err != nil {
+		return jsonErrors, err
+	}
+
+	var validationErr error
+	ctx := context.TODO()
+	if jsonErrors, validationErr = rs.ValidateBytes(ctx, requestBody); len(jsonErrors) > 0 {
+		return jsonErrors, validationErr
+	}
+
+	// Valid
+	return nil, nil
+}
+
+func isJSON(bytes []byte) bool {
+	var js map[string]interface{}
+	return json.Unmarshal(bytes, &js) == nil
+}