public static ResponseData PublishArticle(FBInstantArticleModel articleInfo, string style, bool developmentMode = false)
{
ResponseData responseData = new ResponseData();
if (articleInfo == null || articleInfo.Id <= 0)
{
responseData.Message = "Can not found this news";
return(responseData);
}
if (string.IsNullOrEmpty(articleInfo.Avatar))
{
responseData.Message = "This news has not avatar";
return(responseData);
}
try
{
if (string.IsNullOrEmpty(style))
{
style = FbInstantArticleStyle;
}
var fbClient = new Facebook.FacebookClient(FbToken);
fbClient.AppId = FbAppId;
fbClient.AppSecret = FbAppSecret;
Dictionary <string, object> fbParams = new Dictionary <string, object>();
string newsContent = GenerateHtmlSource(articleInfo, style);
responseData.Content = newsContent;
if (!string.IsNullOrEmpty(responseData.Content))
{
fbParams["access_token"] = FbToken;
fbParams["html_source"] = responseData.Content;
fbParams["published"] = FbPublished;
fbParams["development_mode"] = developmentMode;
var articleId = fbClient.Post(string.Format("/{0}/{1}/instant_articles", FbAPIVersion, FbPageId), fbParams);
if (articleId != null)
{
responseData.Data = articleId;
responseData.Success = true;
responseData.Message = "Update thành công: articleId = " + articleId;
}
}
else
{
responseData.Message = "News content not allow null";
}
}
catch (Exception ex)
{
Logger.WriteLog(Logger.LogType.Error, ex.ToString());
responseData.Message = ex.ToString();
}
return(responseData);
}
public static string GenerateHtmlSource(FBInstantArticleModel articleInfo, string style)
{
StringBuilder strBuilder = new StringBuilder();
string originalUrl = articleInfo.OriginalUrl;
string title = StringUtils.RemoveStrHtmlTags(articleInfo.Title);
string sapo = StringUtils.RemoveStrHtmlTags(articleInfo.Sapo);
string author = articleInfo.Author;
string avatar = articleInfo.Avatar;
string captionAvatar = StringUtils.RemoveStrHtmlTags(articleInfo.AvatarCaption);
string publishedDate = articleInfo.PublishedDate.ToString("yyyy-M-dTHH:mm");
string publishedDateDisplay = articleInfo.PublishedDate.ToString("ddd, dd/MM/yyyy HH:mm");
string modifiedDate = articleInfo.ModifiedDate.ToString("yyyy-M-dTHH:mm");
string modifiedDateDisplay = articleInfo.ModifiedDate.ToString("ddd, dd/MM/yyyy HH:mm");
string kicker = articleInfo.Kicker;
string content = articleInfo.Content;
#region Regex optimization content
string splitReg = @"(?:\s|\t|\n|\r| )*<\/?(?:p\s+[^>]*|p|div[^>]*)>(?:\s|\t|\n|\r| )*";
string removeTagReg = @"(?:\s|\t|\n|\r| )*<\/?(?:(?:p\s+|div|table|tbody|tr|th|td|ul|li|br|h1|h2|a|\??[a-z0-9\-]+\:[a-z0-9\-]+)[^>]*|p)>(?:\s|\t|\n|\r| )*|<\!--[\S\s]*-->";
string styleTagReg = @"<\/?(?:(?:p\s+|em|u|b|strong|<i\/?>|font|span|\??[a-z0-9\-]+\:[a-z0-9\-]+)[^>]*)>";
string trimReg = @"^(?:\s|\t|\n|\r| |<br\/?>)+|(?:\s|\t|\n|\r| |<br\/?>)+$";
string photoReg = @"<img[^>]+>";
string beginValidTag = @"^(?:\s|\t|\n|\r| )*<(?:div[^>]*|p\s+[^>]*|p|h\d[^>]*)>";
string hasTag = @"<\/?[a-z0-9]+[^>]*>";
string stand = @"^(?:(?:\s|\t|\n|\r| )*<\/?(?:span|div|p|br)+[^>]*>(?:\s|\t|\n|\r| )*)+$";
string[] paragraphs = Regex.Split(content, splitReg, RegexOptions.IgnoreCase | RegexOptions.Singleline);
if (paragraphs != null && paragraphs.Length > 0)
{
for (int i = 0; i < paragraphs.Length; i++)
{
paragraphs[i] = Regex.Replace(paragraphs[i], trimReg, string.Empty).Trim();
Match match = Regex.Match(paragraphs[i], stand);
if (match.Success)
{
paragraphs[i] = string.Empty;
}
else
{
paragraphs[i] = Regex.Replace(paragraphs[i], removeTagReg, " ").Trim();
paragraphs[i] = Regex.Replace(paragraphs[i], styleTagReg, string.Empty).Trim();
if (!string.IsNullOrWhiteSpace(paragraphs[i]))
{
Match matchValidTag = Regex.Match(paragraphs[i], beginValidTag);
Match matchPhotoTag = Regex.Match(paragraphs[i], photoReg);
if (!matchValidTag.Success && !matchPhotoTag.Success)
{
paragraphs[i] = string.Format("<p>{0}</p>", paragraphs[i]);
}
//paragraphs[i] = Regex.Replace(paragraphs[i], photoReg, delegate (Match m)
//{
// return "";
//});
}
}
}
content = string.Join("", paragraphs);
content = Regex.Replace(content, trimReg, "");
}
content = Regex.Replace(content, @"<img.+?src=[\""'](?<SRC>.+?)[\""'].*?>", "<img src=\"${SRC}\" />");
string patternReplaceEmptyTag = @"(?<empty>\<.?>(\s+)?</.?>)";
string patternFindImage = @"(?<image>\<img.+?src=[\""'](?<SRC>.+?)[\""'].*?\>)";
string replaceForImage = @"<figure data-feedback=""fb: likes, fb: comments"">${image}</figure>";
content = Regex.Replace(content, @"<o:p></o:p>", string.Empty, RegexOptions.IgnoreCase | RegexOptions.Singleline);
content = Regex.Replace(content, patternReplaceEmptyTag, string.Empty, RegexOptions.IgnoreCase | RegexOptions.Singleline);
content = Regex.Replace(content, patternFindImage, replaceForImage, RegexOptions.IgnoreCase | RegexOptions.Singleline);
content = Regex.Replace(content, ">(\\s+)<", ">\r\n<", RegexOptions.Singleline | RegexOptions.IgnoreCase);
#endregion
strBuilder.Append(@"<!doctype html>");
strBuilder.Append(@"<html lang=""vi"" prefix=""op: http://media.facebook.com/op#"">");
strBuilder.Append(@"<head>");
strBuilder.Append(@"<meta charset=""utf-8"">");
strBuilder.AppendFormat(@"<link rel=""canonical"" href=""{0}"">", originalUrl);
strBuilder.AppendFormat(@"<title>{0}</title>", title);
strBuilder.AppendFormat(@"<meta property=""fb:article_style"" content=""{0}"">", style);
strBuilder.Append(@"</head>");
strBuilder.Append(@"<body>");
strBuilder.Append(@"<article>");
strBuilder.Append(@"<header>");
strBuilder.Append(@"<figure>");
strBuilder.AppendFormat(@"<img src=""{0}"" />", avatar);
if (!string.IsNullOrEmpty(captionAvatar))
{
strBuilder.AppendFormat(@"<figcaption>{0}</figcaption>", captionAvatar);
}
strBuilder.Append(@"</figure>");
strBuilder.AppendFormat(@"<h1> {0} </h1>", title);
strBuilder.AppendFormat(@"<h2> {0} </h2>", sapo);
strBuilder.AppendFormat(@"<h3 class=""op-kicker"">{0}</h3>", kicker);
strBuilder.Append(@"<address>");
strBuilder.Append(author);
strBuilder.Append(@"</address>");
strBuilder.AppendFormat(@"<time class=""op-published"" dateTime=""{0}"">{1}</time>", publishedDate, publishedDateDisplay);
strBuilder.AppendFormat(@"<time class=""op-modified"" dateTime=""{0}"">{1}</time>", modifiedDate, modifiedDateDisplay);
strBuilder.Append(@"</header>");
strBuilder.AppendFormat(@"{0}", content);
strBuilder.Append(@"<footer>");
strBuilder.Append(@"<aside>");
strBuilder.Append(SiteSlogun);
strBuilder.Append(@"</aside>");
strBuilder.AppendFormat(@"<small>© {0}/small>", DomainName);
strBuilder.Append(@"</footer>");
strBuilder.Append(@"</article>");
strBuilder.Append(@"</body>");
strBuilder.Append(@"</html>");
string newContent = strBuilder.ToString();
//newContent = Regex.Replace(newContent, @"<p(\s[^>]*)?>(?<RPL>((?!</p>).)*<(div|figure)[^>]*>.*?)</p>", "${RPL}", RegexOptions.Singleline | RegexOptions.IgnoreCase);
//// Cách nữa: <p(\s[^>]*)?>(?<RPL>((?!</p>).)*<(div|figure)[^>]*>.*?)</p>
//newContent = Regex.Replace(newContent, @"<div(\s[^>]*)?>(?<RPL>((?!</div>).)*<figure[^>]*>.*?)</div>", "${RPL}", RegexOptions.Singleline | RegexOptions.IgnoreCase);
//newContent = Regex.Replace(newContent, @"(<p(\s[^>]*)?>[\s\r\n]+(?<RPL><figure[^>].+?</figure>)[\s\r\n]+</p>)", "${RPL}", RegexOptions.Singleline | RegexOptions.IgnoreCase);
//newContent = Regex.Replace(newContent, ">(\\s+)<", ">\r\n<", RegexOptions.Singleline | RegexOptions.IgnoreCase);
return(newContent);
}
