internal static IEnumerable <(String, String)> GetLinkReplacementsForFeed(this String template, ILinkProvider linkProvider, String regexPattern, String pathToRoot, String relativePath, string fileName, String defaultLinkText)
{
var matches = Regex.Matches(template, regexPattern);
var linkReplacements = new List <(String, String)>();
foreach (Match match in matches)
{
var sourceText = match.Groups[0].Value;
var linkText = match.Groups[1].Value ?? defaultLinkText;
var pageLink = new InternalLink(linkProvider, linkText, pathToRoot, relativePath, fileName);
linkReplacements.Add((sourceText, pageLink.AsUrl(false)));
}
return(linkReplacements);
}
internal static IEnumerable <(String, String)> GetLinkReplacementsForContentItem(this String template, IServiceProvider serviceProvider, String regexPattern, String pathToRoot, String relativePath, Enumerations.TemplateType contentItemType)
{
var linkProvider = serviceProvider.GetService <ILinkProvider>();
var contentRepo = serviceProvider.GetService <IContentRepository>();
MatchCollection matches = Regex.Matches(template, regexPattern);
var linkReplacements = new List <(String, String)>();
foreach (Match match in matches)
{
var sourceText = match.Groups[0].Value;
var itemSlug = match.Groups[1].Value;
var linkText = match.Groups[2].Value;
ContentItem item = null;
if (contentItemType == Enumerations.TemplateType.ContentPage)
{
item = contentRepo.GetPageBySlug(itemSlug);
}
else if (contentItemType == Enumerations.TemplateType.PostPage)
{
item = contentRepo.GetPostBySlug(itemSlug);
}
else
{
throw new ArgumentException($"Invalid template type for link replacement '{contentItemType.ToString()}'. For anything other than a Page or Post, the link text must be supplied.", nameof(contentItemType));
}
if (item is null)
{
throw new Exceptions.ContentItemNotFoundException(itemSlug);
}
else
{
// LinkText defaults to the item title if none supplied
linkText = String.IsNullOrWhiteSpace(linkText) ? item.Title : linkText;
var pageLink = new InternalLink(linkProvider, linkText, pathToRoot, relativePath, item.Slug);
linkReplacements.Add((sourceText, pageLink.AsLink(true)));
}
}
return(linkReplacements);
}
internal static IEnumerable <(String, String)> GetLinkReplacementsForImageEmbeddings(this String template, ILinkProvider linkProvider, String regexPattern, String pathToRoot, String relativePath)
{
var matches = Regex.Matches(template, regexPattern);
var linkReplacements = new List <(String, String)>();
foreach (Match match in matches)
{
var sourceText = match.Groups[0].Value;
var imagePath = match.Groups[1].Value;
var group2Value = match.Groups[2].Value;
string linkText = String.IsNullOrWhiteSpace(group2Value) ? string.Empty : group2Value;
var pageLink = new InternalLink(linkProvider, linkText, pathToRoot, relativePath, imagePath);
linkReplacements.Add((sourceText, pageLink.AsImageEmbedding()));
}
return(linkReplacements);
}
internal static IEnumerable <(String, String)> GetLinkReplacementsForFileLinks(this String template, ILinkProvider linkProvider, String regexPattern, String pathToRoot, String relativePath)
{
var matches = Regex.Matches(template, regexPattern);
var linkReplacements = new List <(String, String)>();
foreach (Match match in matches)
{
var sourceText = match.Groups[0].Value;
var fileName = match.Groups[1].Value;
var group2Value = match.Groups[2].Value;
string linkText = String.IsNullOrWhiteSpace(group2Value) ? fileName : group2Value;
var targetLink = new InternalLink(linkProvider, linkText, pathToRoot, relativePath, fileName);
linkReplacements.Add((sourceText, targetLink.AsLink(false)));
}
return(linkReplacements);
}
