54 lines
1.8 KiB
C#
54 lines
1.8 KiB
C#
using HtmlAgilityPack;
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using System;
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using System.Net;
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using System.Text.RegularExpressions;
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using YABA.Common.DTOs;
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using YABA.Service.Interfaces;
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namespace YABA.Service
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{
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public class MiscService : IMiscService
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{
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public MiscService() { }
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public WebsiteMetaDataDTO GetWebsiteMetaData(string url)
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{
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try
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{
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var webClient = new WebClient();
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webClient.Headers.Add("user-agent", "API-Application");
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var sourceData = webClient.DownloadString(url);
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var title = Regex.Match(sourceData, @"\<title\b[^>]*\>\s*(?<Title>[\s\S]*?)\</title\>", RegexOptions.IgnoreCase).Groups["Title"].Value;
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var description = string.Empty;
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var getHtmlDoc = new HtmlWeb();
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var document = getHtmlDoc.Load(url);
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var metaTags = document.DocumentNode.SelectNodes("//meta");
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if (metaTags != null)
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{
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foreach (var sitetag in metaTags)
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{
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if (sitetag.Attributes["name"] != null && sitetag.Attributes["content"] != null && sitetag.Attributes["name"].Value == "description")
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{
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description = sitetag.Attributes["content"].Value;
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}
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}
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}
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return new WebsiteMetaDataDTO
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{
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Title = title,
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Description = description
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};
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} catch(Exception)
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{
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return new WebsiteMetaDataDTO
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{
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Title = url,
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Description = string.Empty
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};
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}
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}
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}
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}
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