示例#1
0
 public IList<CmsContentTypeField> GetContentTypeFields(Data.Guid contentTypeGuid)
 {
     CmsContentTypeDao dao = new CmsContentTypeDao();
     return dao.FindFieldsByContentTypeGuid(contentTypeGuid);
 }
        public ContentQueryBuilder SetWhereClause(String clause)
        {
            if (this.subscriptionGuid == null)
                throw new ApplicationException("The subscription guid must be set prior to calling this method");

            if (!String.IsNullOrEmpty(clause))
            {
                CmsContentTypeDao dao = new CmsContentTypeDao();

                //Get the fields and their types for the content type
                CmsContentType type = dao.FindBySiteAndName(this.subscriptionGuid, this.contentType);
                IList<CmsContentTypeField> fields = dao.FindFieldsByContentTypeGuid(type.Guid);

                //Perform error checking and make sure that there's not more than one paren pair
                int leftParens = clause.Count(f => f == '(');
                int rightParens = clause.Count(f => f == ')');

                if (leftParens > 1)
                    throw new ArgumentException("The where clause '" + clause + "' is not currently supported. Only a single set of parens may be present");
                if (leftParens != rightParens)
                    throw new ArgumentException("The where clause '" + clause + "' is not valid. Parentheses mitmatch. Expected " + leftParens + " but found " + rightParens);

                //Make sure there are not any conditional statements
                if (ConditionalMatch.IsMatch(clause))
                    throw new ArgumentException("The where clause '" + clause + "' is not valid: GooeyCms does not currently support conditional where clauses");

                //Parse the actual string
                clause = clause.Replace("'", "");
                clause = clause.Replace("(", "");
                clause = clause.Replace(")", "");

                Match match = StatementMatch.Match(clause);
                if (!match.Success)
                    throw new ArgumentException("The where clause '" + clause + "' is not in a valid format. Format should be: field-name [<,>,=] value. Greater-than and Less-than are only supported on datetime field types.");

                String fieldname = match.Groups["fieldname"].Value;
                String condition = match.Groups["condition"].Value;
                String value = match.Groups["value"].Value;

                //Make sure that this fieldname is valid for the content type
                CmsContentTypeField field = null;
                try
                {
                    field = fields.Single(f => f.SystemName.Equals(fieldname));
                }
                catch (InvalidOperationException e)
                {
                    StringBuilder builder = new StringBuilder();
                    foreach (CmsContentTypeField temp in fields)
                    {
                        builder.Append(temp.SystemName + "|");
                    }
                    throw new ArgumentException("The where clause '" + clause + "' is not valid: The content type '" + type.Name + "' does not contain the field '" + fieldname + "'. Available fields:" + builder.ToString());
                }

                WhereInfo whereInfo = new WhereInfo();
                whereInfo.Value1 = value;
                whereInfo.Field = field;
                whereInfo.ParseConditional(condition);

                this.whereClauses.Add(whereInfo);
            }
            return this;
        }