TinySite.Commands.LoadDocumentsCommand.LoadDocument C# (CSharp) Method

        private DocumentFile LoadDocument(string file, IEnumerable<string> knownExtensions, LayoutFileCollection availableLayouts)
        {
            // Parse the document and update our document metadata.
            //
            var parser = new ParseDocumentCommand(file);
            parser.Execute();

            if (this.AdditionalMetadataForFiles != null)
            {
                var rootPath = Path.GetDirectoryName(this.DocumentsPath.TrimEnd('\\'));
                var relativePath = file.Substring(rootPath.Length + 1);

                foreach (var additionalMetadataConfig in this.AdditionalMetadataForFiles)
                {
                    if (additionalMetadataConfig.Match.IsMatch(relativePath))
                    {
                        parser.Metadata.AssignFrom(file, additionalMetadataConfig.Metadata);
                    }
                }
            }

            var metadataDate = parser.Date;

            var partial = false;

            var order = 0;

            var relativeDocumentPath = Path.GetFullPath(file).Substring(this.DocumentsPath.Length);

            var outputRelativePath = parser.Metadata.GetAndRemove("output", relativeDocumentPath);

            // The rest of this function is about calculating the correct
            // name for the file.
            //
            var fileName = Path.GetFileName(outputRelativePath);

            var outputRelativeFolder = Path.GetDirectoryName(outputRelativePath);

            var disableDateFromFileName = parser.Metadata.GetAndRemove("DisableDateFromFileName", false);

            if (!disableDateFromFileName)
            {
                var match = DateFromFileName.Match(outputRelativePath);

                if (match.Success)
                {
                    outputRelativeFolder = match.Groups[1].Value;

                    // If the parser metadata didn't specify the date, use the date from the filename.
                    //
                    if (!metadataDate.HasValue)
                    {
                        var year = Convert.ToInt32(match.Groups[2].Value, 10);
                        var month = Convert.ToInt32(match.Groups[3].Value, 10);
                        var day = Convert.ToInt32(match.Groups[4].Value, 10);
                        var hour = match.Groups[5].Success ? Convert.ToInt32(match.Groups[5].Value, 10) : 0;
                        var minute = match.Groups[6].Success ? Convert.ToInt32(match.Groups[6].Value, 10) : 0;
                        var second = match.Groups[7].Success ? Convert.ToInt32(match.Groups[7].Value, 10) : 0;

                        metadataDate = new DateTime(year, month, day, hour, minute, second);
                    }

                    fileName = match.Groups[8].Value;
                }
            }

            var disableOrderFromFileName = parser.Metadata.GetAndRemove("DisableOrderFromFileName", false);

            if (!disableOrderFromFileName)
            {
                var match = OrderFromFileName.Match(fileName);

                if (match.Success)
                {
                    order = Convert.ToInt32(match.Groups[1].Value, 10);

                    fileName = fileName.Substring(match.Length);
                }
            }

            // See if this file should be processed by any of the
            // rendering engines.
            //
            var extensionsForRendering = new List<string>();

            for (;;)
            {
                var extension = Path.GetExtension(fileName).TrimStart('.');
                if (extension.Equals("partial", StringComparison.OrdinalIgnoreCase))
                {
                    partial = true;
                    fileName = Path.GetFileNameWithoutExtension(fileName);
                }
                else if (knownExtensions.Contains(extension))
                {
                    extensionsForRendering.Add(extension);
                    fileName = Path.GetFileNameWithoutExtension(fileName);
                }
                else
                {
                    break;
                }
            }

            var targetExtension = Path.GetExtension(fileName).TrimStart('.');

            var layoutName = parser.Metadata.Get<string>("layout");

            var layouts = GetLayouts(layoutName, targetExtension, file);

            var parentId = String.IsNullOrEmpty(outputRelativeFolder) ? null : SanitizePath(outputRelativeFolder);

            var disableInsertDateIntoPath = parser.Metadata.GetAndRemove("DisableInsertDateIntoPath", false);

            if (!disableInsertDateIntoPath && metadataDate.HasValue)
            {
                outputRelativeFolder = Path.Combine(outputRelativeFolder, metadataDate.Value.Year.ToString(), metadataDate.Value.Month.ToString(), metadataDate.Value.Day.ToString());
            }

            if (!parser.Metadata.Contains("title"))
            {
                parser.Metadata.Add("title", Path.GetFileNameWithoutExtension(fileName));
            }

            // Sanitize the filename into a good URL.
            //
            fileName = SanitizeEntryId(fileName);

            var disableSanitizePath = parser.Metadata.GetAndRemove("DisableSanitizePath", false);

            if (!disableSanitizePath)
            {
                outputRelativeFolder = SanitizePath(outputRelativeFolder);
            }

            var disableCleanUrls = parser.Metadata.GetAndRemove("DisableCleanUrls", false);

            if (!disableCleanUrls && !"index.html".Equals(fileName, StringComparison.OrdinalIgnoreCase) && ".html".Equals(Path.GetExtension(fileName), StringComparison.OrdinalIgnoreCase))
            {
                outputRelativeFolder = Path.Combine(outputRelativeFolder, Path.GetFileNameWithoutExtension(fileName)) + "\\";

                fileName = null;
            }

            var id = String.IsNullOrEmpty(fileName) ? outputRelativeFolder : Path.Combine(outputRelativeFolder, Path.GetFileNameWithoutExtension(fileName));

            var output = Path.Combine(outputRelativeFolder, fileName ?? "index.html");

            var relativeUrl = this.ApplicationUrl.EnsureEndsWith("/") + Path.Combine(outputRelativeFolder, fileName ?? String.Empty).Replace('\\', '/');

            // Finally create the document.
            //
            var documentFile = new DocumentFile(file, this.DocumentsPath, output, this.OutputRootPath, relativeUrl, this.RootUrl, this.Author, parser.Metadata, parser.Queries);

            documentFile.Partial = partial;

            if (metadataDate.HasValue)
            {
                documentFile.Date = metadataDate.Value;
            }

            documentFile.Id = parser.Metadata.GetAndRemove("id", id.Trim('\\'));

            documentFile.ParentId = parser.Metadata.GetAndRemove("parent", parentId ?? String.Empty);

            documentFile.Draft = (parser.Draft || documentFile.Date > DateTime.Now);

            documentFile.Description = parser.Metadata.GetAndRemove<string>("description");

            documentFile.ExtensionsForRendering = extensionsForRendering;

            documentFile.AssignLayouts(layouts);

            documentFile.Order = parser.Metadata.GetAndRemove("order", order);

            documentFile.PaginateQuery = parser.Metadata.GetAndRemove<string>("paginate");

            documentFile.SourceContent = parser.Content;

            return documentFile;
        }