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Made description and note optional, auto added title and description from metadata if not provided

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This commit is contained in:
Carl Tibule
2023-01-28 17:04:49 -06:00
parent 22f5764589
commit 3f4c32107e
12 changed files with 327 additions and 20 deletions
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33
YABA.Service/BookmarkService.cs
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@ -1,8 +1,11 @@
using AutoMapper;
using HtmlAgilityPack;
using Microsoft.AspNetCore.Http;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using YABA.Common.DTOs;
using YABA.Common.DTOs.Bookmarks;
@ -84,6 +87,7 @@ namespace YABA.Service
}
var bookmark = _mapper.Map<Bookmark>(request);
UpdateBookmarkWithMetaData(bookmark);
bookmark.UserId = currentUserId;
await _context.Bookmarks.AddAsync(bookmark);
@ -106,6 +110,8 @@ namespace YABA.Service
bookmark.Description = request.Description;
bookmark.Note = request.Note;
bookmark.IsHidden = request.IsHidden;
bookmark.Url = request.Url;
UpdateBookmarkWithMetaData(bookmark);
if (await _context.SaveChangesAsync() > 0) crudResult.CrudResult = CrudResultLookup.UpdateSucceeded;
@ -216,5 +222,32 @@ namespace YABA.Service
int.TryParse(_httpContextAccessor.HttpContext.User.Identity.GetUserId(), out int userId);
return userId;
}
private void UpdateBookmarkWithMetaData(IBookmark bookmark)
{
var webClient = new WebClient();
var sourceData = webClient.DownloadString(bookmark.Url);
var title = Regex.Match(sourceData, @"\<title\b[^>]*\>\s*(?<Title>[\s\S]*?)\</title\>", RegexOptions.IgnoreCase).Groups["Title"].Value;
var description = string.Empty;
var getHtmlDoc = new HtmlWeb();
var document = getHtmlDoc.Load(bookmark.Url);
var metaTags = document.DocumentNode.SelectNodes("//meta");
if (metaTags != null)
{
foreach (var sitetag in metaTags)
{
if (sitetag.Attributes["name"] != null && sitetag.Attributes["content"] != null && sitetag.Attributes["name"].Value == "description")
{
description = sitetag.Attributes["content"].Value;
}
}
}
bookmark.Title = !string.IsNullOrEmpty(bookmark.Title) ? bookmark.Title : string.IsNullOrEmpty(title) ? bookmark.Url : title;
bookmark.Description = !string.IsNullOrEmpty(bookmark.Description) ? bookmark.Description : description;
}
}
}