HostPageSyntaxNode.cs

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// 
// Copyright (c) 2013-2017 Carsten Sonne Larsen <cs@innolan.net>
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.Linq;
using Ntp.Analyzer.Config.Node.Page;
using Ntp.Analyzer.Config.Syntax.Option;
using Ntp.Analyzer.Config.Syntax.Setting;
using Ntp.Analyzer.Config.Table;

namespace Ntp.Analyzer.Config.Syntax
{
    public sealed class HostPageSyntaxNode : SyntaxNode<HostPageConfiguration>
    {
        public HostPageSyntaxNode(string name, int line)
            : base(Symbol.KeywordHostPage, name, line, true)
        {
        }

        private Uri location;
        private PeerPageSyntaxNode peerPagesNode;

        protected override HostPageConfiguration InternalCompile()
        {
            var frequency = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordFrequency) as IntegerSettingNode;
            var initialRun = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordInitialRun) as BooleanSettingNode;
            var fixedRun = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordFixedRun) as BooleanSettingNode;
            var title = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordTitle) as StringSettingNode ??
                        Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPageTitle) as StringSettingNode;
            var poolMember = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPoolMember) as BooleanSettingNode;
            var queryDirect = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordQueryDirect) as BooleanSettingNode;
            var pageTemplate = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPageTemplate) as PageThemeNode;
            var pageTime = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPageTime) as TimeStampNode ??
                           Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordTimeStamp) as TimeStampNode;
            var dest = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordDestinations) as FileDestinationSyntaxNode;
            var summaries = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordSummaries) as SummariesSyntaxNode;
            var graphSets = Nodes.Where(n => n.Symbol == Symbol.KeywordGraphSet).Cast<GraphSetSyntaxNode>();

            return new HostPageConfiguration(
                Name,
                frequency?.Value,
                initialRun?.Value,
                fixedRun?.Value,
                pageTime?.DateTimeKind,
                pageTemplate?.PageTheme,
                title?.Value,
                poolMember?.Value,
                queryDirect?.Value,
                location,
                peerPagesNode?.Compile(),
                graphSets.Select(g => g.Compile()),
                summaries?.Compile(),
                dest?.Compile()
                );
        }

        protected override void InternalResolve(SymbolTable table)
        {
            var page = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPeerPage) as StringSettingNode;
            if (page != null)
                peerPagesNode = table.Lookup(page.Value) as PeerPageSyntaxNode;
        }

        protected override void ValidateMandatories()
        {
            CheckIsUnique(new List<Symbol>
            {
                Symbol.KeywordFrequency,
                Symbol.KeywordInitialRun,
                Symbol.KeywordFixedRun,
                Symbol.KeywordTitle,
                Symbol.KeywordPageTitle,
                Symbol.KeywordPoolMember,
                Symbol.KeywordQueryDirect,
                Symbol.KeywordPageTemplate,
                Symbol.KeywordPageTime,
                Symbol.KeywordTimeStamp,
                Symbol.KeywordPeerPage,
                Symbol.KeywordLink
            });

            CheckOnlyOneIsPresent(new List<Symbol>
            {
                Symbol.KeywordTitle,
                Symbol.KeywordPageTitle
            });

            CheckOnlyOneIsPresent(new List<Symbol>
            {
                Symbol.KeywordPageTime,
                Symbol.KeywordTimeStamp
            });

            CheckAllIsPresent(new List<Symbol> {Symbol.KeywordDestinations});
        }

        protected override void ValidateReferences(SymbolTable table)
        {
            var pageName = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordPeerPage) as StringSettingNode;
            if (pageName != null)
            {
                string keyword = Keyword.Find(Symbol.KeywordPeerPage).Name;
                var reference = table.Lookup(pageName.Value);
                if (reference == null)
                    AddReferenceNameError(pageName, keyword, pageName.Value);
                else if (!(reference is PeerPageSyntaxNode))
                    AddReferenceTypeError(pageName, keyword, keyword, pageName.Value);
            }

            var link = Nodes.SingleOrDefault(n => n.Symbol == Symbol.KeywordLink) as StringSettingNode;
            if (link == null)
                return;

            var linkKeyword = Keyword.Find(Symbol.KeywordLink).Name;
            location = CheckLink(link.Value, linkKeyword);
        }

        protected override void ValidateTypes()
        {
            CheckTypeIs<IntegerSettingNode>(Symbol.KeywordFrequency);
            CheckTypeIs<BooleanSettingNode>(Symbol.KeywordInitialRun);
            CheckTypeIs<BooleanSettingNode>(Symbol.KeywordFixedRun);
            CheckTypeIs<StringSettingNode>(Symbol.KeywordTitle);
            CheckTypeIs<StringSettingNode>(Symbol.KeywordPageTitle);
            CheckTypeIs<StringSettingNode>(Symbol.KeywordPeerPage);
            CheckTypeIs<StringSettingNode>(Symbol.KeywordLink);
            CheckTypeIs<BooleanSettingNode>(Symbol.KeywordPoolMember);
            CheckTypeIs<BooleanSettingNode>(Symbol.KeywordQueryDirect);
            CheckTypeIs<PageThemeNode>(Symbol.KeywordPageTemplate);
            CheckTypeIs<TimeStampNode>(Symbol.KeywordPageTime);
            CheckTypeIs<TimeStampNode>(Symbol.KeywordTimeStamp);
        }
    }
}