database request to update the passwordhash and salt of a freelancer

src/database.cpp

@@ -111,6 +111,13 @@ namespace Database {
      */
     const static std::string PREPARED_STATEMENT_UPDATE_LOGIN_VALIDATION_KEY = "updateLoginValidationKey";
     const static std::string SQL_STATEMENT_UPDATE_LOGIN_VALIDATION_KEY = "update freelancers set loginvalidationkey = $1 where emailaddress = $2;";
+
+    /*
+     * Name and Statement for prepared statement to update the passwordhash of a freelancer via the freelancerEmail
+     */
+    const static std::string PREPARED_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH = "updateFreelancerPasswordHash";
+    const static std::string SQL_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH = "update freelancers set hash = $1, salt = $2 where emailaddress = $3;";
+
     /*
      * Selects freelancers, their basicInfo and if the commissions are closed/open ordered by name.
      * Delivers if the commission limit has been reached and if the commissions are closed based on the accepted/completed state of the freelancers requests
@@ -479,6 +486,34 @@ namespace Database {
         return result;
     }
 
+    /*
+     * Executes the prepared statement UPDATE_FREELANCER_PASSWORD_HASH
+     * Takes an open pqxx::connection, the freelancer email
+     * returns errorLevel
+     * 0 = no error
+     * 1 = query error
+     * 2 = critical error
+     */
+    int executePreparedStatement_UPDATE_FREELANCER_PASSWORD_HASH(pqxx::connection &connection, const std::string& hash, const std::string& salt, const std::string& freelancerEmail) {
+        try {
+            connection.prepare(PREPARED_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH, SQL_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH);
+            pqxx::work work(connection);
+            pqxx::result result = work.exec_prepared(PREPARED_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH, hash, salt, freelancerEmail);
+            work.commit();
+        }
+        catch (pqxx::sql_error const &e) {
+            std::cerr
+                    << "Database error: " << e.what() << std::endl
+                    << "Query was: " << e.query() << std::endl;
+            return 1;
+        }
+        catch (std::exception const &e) {
+            std::cerr << e.what() << std::endl;
+            return 2;
+        }
+        connection.unprepare(PREPARED_STATEMENT_UPDATE_FREELANCER_PASSWORD_HASH);
+        return 0;
+    }
     /*
      * parses the result and returns a JSON
      * Takes a result and optionally the desired row