Beispiel #1
0
        /// <summary>
        /// Search for e.g. -Tags:"test"
        /// </summary>
        /// <param name="model">Model</param>
        /// <param name="itemName">e.g. Tags or Description</param>
        private void SearchItemName(SearchViewModel model, string itemName)
        {
            // ignore double quotes
            model.SearchQuery = model.SearchQuery.Replace("\"\"", "\"");

            // Escape special quotes
            model.SearchQuery = Regex.Replace(model.SearchQuery, "[“”‘’]", "\"");

            // Without double escapes:
            // (:|=|;|>|<)(([\w\!\~\-_\.\/:]+)|(\"|').+(\"|'))
            // new: unescaped
            // (:|=|;|>|<|-)((["'])(\\?.)*?\3|[\w\!\~\-_\.\/:]+)( \|\|| \&\&)?
            Regex inurlRegex = new Regex(
                "-" + itemName +
                "(:|=|;|>|<|-)(([\"\'])(\\\\?.)*?\\3|[\\w\\!\\~\\-_\\.\\/:]+)( \\|\\|| \\&\\&)?",
                RegexOptions.IgnoreCase);

            _defaultQuery = inurlRegex.Replace(_defaultQuery, "");
            // the current query is removed from the list, so the next item will not search on it

            var regexInUrlMatches = inurlRegex.Matches(model.SearchQuery);

            if (regexInUrlMatches.Count == 0)
            {
                return;
            }

            foreach (Match regexInUrl in regexInUrlMatches)
            {
                var itemQuery = regexInUrl.Value;

                // ignore fake results
                if (string.IsNullOrEmpty(itemQuery))
                {
                    continue;
                }

                // put ||&& in operator field => next regex > removed
                model.SetAndOrOperator(model.AndOrRegex(itemQuery));

                Regex rgx = new Regex("-" + itemName + "(:|=|;|>|<|-)", RegexOptions.IgnoreCase);

                // To Search Type
                var itemNameSearch = rgx.Match(itemQuery).Value;
                if (!itemNameSearch.Any())
                {
                    continue;
                }

                // replace
                itemQuery = rgx.Replace(itemQuery, string.Empty);

                // Option last of itemNameSearch
                var searchForOption = itemNameSearch[itemNameSearch.Length - 1].ToString();
                model.SetAddSearchForOptions(searchForOption);

                // Remove parenthesis
                itemQuery = itemQuery.Replace("\"", string.Empty);
                itemQuery = itemQuery.Replace("'", string.Empty);

                // Remove || / && at the end of the string
                // (\|\||\&\&)$
                string pattern = "(\\|\\||\\&\\&)$";
                itemQuery = Regex.Replace(itemQuery, pattern, string.Empty);

                model.SetAddSearchFor(itemQuery.Trim());
                model.SetAddSearchInStringType(itemName);
            }
        }