public static string AutoLinkHtml(string text, TwitterEntities entities)
{
if (entities == null)
return AutoLinkHtml(text, Enumerable.Empty<TwitterEntity>());
var urls = entities.Urls ?? new TwitterEntityUrl[0];
var hashtags = entities.Hashtags ?? new TwitterEntityHashtag[0];
var mentions = entities.UserMentions ?? new TwitterEntityMention[0];
var media = entities.Media ?? new TwitterEntityMedia[0];
var entitiesQuery = urls.Cast<TwitterEntity>()
.Concat(hashtags)
.Concat(mentions)
.Concat(media)
.Where(x => x != null)
.Where(x => x.Indices != null && x.Indices.Length == 2);
return string.Concat(AutoLinkHtmlInternal(text, entitiesQuery));
}
public string CreateHtmlAnchor(string text, List<string> AtList, TwitterEntities entities, List<MediaInfo> media)
{
return this.CreateHtmlAnchorAsync(text, AtList, entities, media).Result;
}
public async Task<string> CreateHtmlAnchorAsync(string text, List<string> AtList, TwitterEntities entities, List<MediaInfo> media)
{
if (entities != null)
{
if (entities.Urls != null)
{
foreach (var ent in entities.Urls)
{
ent.ExpandedUrl = await ShortUrl.Instance.ExpandUrlAsync(ent.ExpandedUrl)
.ConfigureAwait(false);
if (media != null && !media.Any(info => info.Url == ent.ExpandedUrl))
media.Add(new MediaInfo(ent.ExpandedUrl));
}
}
if (entities.Hashtags != null)
{
lock (this.LockObj)
{
this._hashList.AddRange(entities.Hashtags.Select(x => "#" + x.Text));
}
}
if (entities.UserMentions != null)
{
foreach (var ent in entities.UserMentions)
{
var screenName = ent.ScreenName.ToLower();
if (!AtList.Contains(screenName))
AtList.Add(screenName);
}
}
if (entities.Media != null)
{
if (media != null)
{
foreach (var ent in entities.Media)
{
if (!media.Any(x => x.Url == ent.MediaUrl))
{
if (ent.VideoInfo != null &&
ent.Type == "animated_gif" || ent.Type == "video")
{
//var videoUrl = ent.VideoInfo.Variants
// .Where(v => v.ContentType == "video/mp4")
// .OrderByDescending(v => v.Bitrate)
// .Select(v => v.Url).FirstOrDefault();
media.Add(new MediaInfo(ent.MediaUrl, ent.ExpandedUrl));
}
else
media.Add(new MediaInfo(ent.MediaUrl));
}
}
}
}
}
text = TweetFormatter.AutoLinkHtml(text, entities);
text = Regex.Replace(text, "(^|[^a-zA-Z0-9_/&#＃@＠>=.~])(sm|nm)([0-9]{1,10})", "$1<a href=\"http://www.nicovideo.jp/watch/$2$3\">$2$3</a>");
text = PreProcessUrl(text); //IDN置換
return text;
}
private string ReplaceTextFromApi(string text, TwitterEntities entities)
{
if (entities != null)
{
if (entities.Urls != null)
{
foreach (var m in entities.Urls)
{
if (!string.IsNullOrEmpty(m.DisplayUrl)) text = text.Replace(m.Url, m.DisplayUrl);
}
}
if (entities.Media != null)
{
foreach (var m in entities.Media)
{
if (!string.IsNullOrEmpty(m.DisplayUrl)) text = text.Replace(m.Url, m.DisplayUrl);
}
}
}
return text;
}
public string CreateHtmlAnchor(string text, List<string> AtList, TwitterEntities entities, List<MediaInfo> media)
{
if (entities != null)
{
if (entities.Hashtags != null)
{
lock (this.LockObj)
{
this._hashList.AddRange(entities.Hashtags.Select(x => "#" + x.Text));
}
}
if (entities.UserMentions != null)
{
foreach (var ent in entities.UserMentions)
{
var screenName = ent.ScreenName.ToLowerInvariant();
if (!AtList.Contains(screenName))
AtList.Add(screenName);
}
}
if (entities.Media != null)
{
if (media != null)
{
foreach (var ent in entities.Media)
{
if (!media.Any(x => x.Url == ent.MediaUrl))
{
if (ent.VideoInfo != null &&
ent.Type == "animated_gif" || ent.Type == "video")
{
//var videoUrl = ent.VideoInfo.Variants
// .Where(v => v.ContentType == "video/mp4")
// .OrderByDescending(v => v.Bitrate)
// .Select(v => v.Url).FirstOrDefault();
media.Add(new MediaInfo(ent.MediaUrl, ent.AltText, ent.ExpandedUrl));
}
else
media.Add(new MediaInfo(ent.MediaUrl, ent.AltText, videoUrl: null));
}
}
}
}
}
// PostClass.ExpandedUrlInfo を使用して非同期に URL 展開を行うためここでは expanded_url を使用しない
text = TweetFormatter.AutoLinkHtml(text, entities, keepTco: true);
text = Regex.Replace(text, "(^|[^a-zA-Z0-9_/&#＃@＠>=.~])(sm|nm)([0-9]{1,10})", "$1<a href=\"http://www.nicovideo.jp/watch/$2$3\">$2$3</a>");
text = PreProcessUrl(text); //IDN置換
return text;
}
private string CreateAccessibleText(string text, TwitterEntities entities, TwitterStatus quoteStatus)
{
if (entities == null)
return text;
if (entities.Urls != null)
{
foreach (var entity in entities.Urls)
{
if (quoteStatus != null)
{
var matchStatusUrl = Twitter.StatusUrlRegex.Match(entity.ExpandedUrl);
if (matchStatusUrl.Success && matchStatusUrl.Groups["StatusId"].Value == quoteStatus.IdStr)
{
var quoteText = this.CreateAccessibleText(quoteStatus.FullText, quoteStatus.MergedEntities, quoteStatus: null);
text = text.Replace(entity.Url, string.Format(Properties.Resources.QuoteStatus_AccessibleText, quoteStatus.User.ScreenName, quoteText));
}
}
else if (!string.IsNullOrEmpty(entity.DisplayUrl))
{
text = text.Replace(entity.Url, entity.DisplayUrl);
}
}
}
if (entities.Media != null)
{
foreach (var entity in entities.Media)
{
if (!string.IsNullOrEmpty(entity.AltText))
{
text = text.Replace(entity.Url, string.Format(Properties.Resources.ImageAltText, entity.AltText));
}
else if (!string.IsNullOrEmpty(entity.DisplayUrl))
{
text = text.Replace(entity.Url, entity.DisplayUrl);
}
}
}
return text;
}
public async Task<string> CreateHtmlAnchorAsync(string text, List<string> AtList, TwitterEntities entities, List<string> media)
{
if (entities != null)
{
if (entities.Urls != null)
{
foreach (var ent in entities.Urls)
{
ent.ExpandedUrl = await ShortUrl.Instance.ExpandUrlAsync(ent.ExpandedUrl)
.ConfigureAwait(false);
if (media != null && !media.Contains(ent.ExpandedUrl))
media.Add(ent.ExpandedUrl);
}
}
if (entities.Hashtags != null)
{
lock (this.LockObj)
{
this._hashList.AddRange(entities.Hashtags.Select(x => "#" + x.Text));
}
}
if (entities.UserMentions != null)
{
foreach (var ent in entities.UserMentions)
{
var screenName = ent.ScreenName.ToLower();
if (!AtList.Contains(screenName))
AtList.Add(screenName);
}
}
if (entities.Media != null)
{
if (media != null)
{
foreach (var ent in entities.Media)
{
if (!media.Contains(ent.MediaUrl))
media.Add(ent.MediaUrl);
}
}
}
}
text = TweetFormatter.AutoLinkHtml(text, entities);
text = Regex.Replace(text, "(^|[^a-zA-Z0-9_/&#＃@＠>=.~])(sm|nm)([0-9]{1,10})", "$1<a href=\"http://www.nicovideo.jp/watch/$2$3\">$2$3</a>");
text = PreProcessUrl(text); //IDN置換
return text;
}
public void AutoLinkHtml_EntityNullTest2()
{
var text = "てすとてすとー";
TwitterEntities entities = new TwitterEntities
{
Urls = null,
Hashtags = null,
UserMentions = null,
Media = null,
};
var expected = "てすとてすとー";
Assert.Equal(expected, TweetFormatter.AutoLinkHtml(text, entities));
}
public static string AutoLinkHtml(string text, TwitterEntities entities)
{
return AutoLinkHtml(text, entities.AsEnumerable());
}