1 files changed, 22 insertions, 0 deletions
diff --git a/app/validators/gitlab/zoom_url_validator.rb b/app/validators/gitlab/zoom_url_validator.rb
new file mode 100644
index 00000000000..c752cec07c2
--- /dev/null
+++ b/app/validators/gitlab/zoom_url_validator.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+module Gitlab
+  # Gitlab::Utils::ZoomUrlValidator
+  #
+  # Custom validator for zoom urls
+  #
+  # @example usage
+  #    validates :url, 'gitlab/zoom_url': true
+  class ZoomUrlValidator < ActiveModel::EachValidator
+    ALLOWED_SCHEMES = %w(https).freeze
+
+    def validate_each(record, attribute, value)
+      links_count = Gitlab::ZoomLinkExtractor.new(value).links.size
+      valid = Gitlab::UrlSanitizer.valid?(value, allowed_schemes: ALLOWED_SCHEMES)
+
+      return if links_count == 1 && valid
+
+      record.errors.add(:url, 'must contain one valid Zoom URL')
+    end
+  end
+end