added util::attr_escape

escaping string for inclusion into x(ht)ml attributes

Signed-off-by: Michael Krelin <hacker@klever.net>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/opkele/util.h b/include/opkele/util.h
index 6f3ddf6..719f951 100644
--- a/include/opkele/util.h
+++ b/include/opkele/util.h
@@ -97,12 +97,19 @@ namespace opkele {
          * @return encoded string
          * @throw failed_conversion in case of failure
          */
         string url_encode(const string& str);
 
         /**
+         * Make string suitable for using as x(ht)ml attribute.
+         * @param str string to escape
+         * @return escaped string
+         */
+        string attr_escape(const string& str);
+
+        /**
          * Convert number to string
          * @param l number
          * @return string representation
          * @throw failed_conversion in case of failure
          */
         string long_to_string(long l);