public string CreateHtmlAnchor(ref string text, List<string> replyToIds, Entities entities, Dictionary<string, string> media)
{
string ret = text;
if (entities != null)
{
var entityInfos = new SortedList<int, EntityInfo>();
// URL
if (entities.Urls != null)
{
foreach (var ent in entities.Urls)
{
if (string.IsNullOrEmpty(ent.DisplayUrl))
{
var tmpEntity = new EntityInfo
{
StartIndex = ent.Indices[0],
EndIndex = ent.Indices[1],
Text = ent.Url,
Html = string.Format("<a href=\"{0}\">{0}</a>", ent.Url)
};
entityInfos.Add(ent.Indices[0], tmpEntity);
}
else
{
string expanded = ShortUrl.ResolveMedia(ent.ExpandedUrl, false);
var tmp = new EntityInfo
{
StartIndex = ent.Indices[0],
EndIndex = ent.Indices[1],
Text = ent.Url,
Html = string.Format("<a href=\"{0}\" title=\"{1}\">{2}</a>", ent.Url, expanded, ent.DisplayUrl),
Display = ent.DisplayUrl
};
entityInfos.Add(ent.Indices[0], tmp);
if (media != null && !media.ContainsKey(ent.Url))
{
media.Add(ent.Url, expanded);
}
}
}
}
if (entities.Hashtags != null)
{
foreach (var ent in entities.Hashtags)
{
string hash = text.Substring(ent.Indices[0], ent.Indices[1] - ent.Indices[0]);
var tmp = new EntityInfo
{
StartIndex = ent.Indices[0],
EndIndex = ent.Indices[1],
Text = hash,
Html = string.Format("<a href=\"{0}twitter.com/search?q=%23{1}\">{2}</a>", Protocol, ent.Text, hash)
};
entityInfos.Add(ent.Indices[0], tmp);
lock (_lockObj)
{
_hashList.Add("#" + ent.Text);
}
}
}
if (entities.UserMentions != null)
{
foreach (var ent in entities.UserMentions)
{
string screenName = text.Substring(ent.Indices[0] + 1, ent.Indices[1] - ent.Indices[0] - 1);
var tmp = new EntityInfo
{
StartIndex = ent.Indices[0] + 1,
EndIndex = ent.Indices[1],
Text = ent.ScreenName,
Html = string.Format("<a href=\"/{0}\">{1}</a>", ent.ScreenName, screenName)
};
entityInfos.Add(ent.Indices[0] + 1, tmp);
if (!replyToIds.Contains(ent.ScreenName.ToLower()))
{
replyToIds.Add(ent.ScreenName.ToLower());
}
}
}
if (entities.Media != null)
{
foreach (var ent in entities.Media)
{
if (ent.Type == "photo")
{
var tmp = new EntityInfo
{
StartIndex = ent.Indices[0],
EndIndex = ent.Indices[1],
Text = ent.Url,
Html = string.Format("<a href=\"{0}\" title=\"{1}\">{2}</a>", ent.Url, ent.ExpandedUrl, ent.DisplayUrl),
Display = ent.DisplayUrl
};
entityInfos.Add(ent.Indices[0], tmp);
if (media != null && !media.ContainsKey(ent.Url))
{
media.Add(ent.Url, ent.MediaUrl);
}
}
}
}
if (entityInfos.Count > 0)
{
try
{
int idx = 0;
ret = string.Empty;
foreach (var et in entityInfos)
{
ret += text.Substring(idx, et.Key - idx) + et.Value.Html;
idx = et.Value.EndIndex;
}
ret += text.Substring(idx);
}
catch (ArgumentOutOfRangeException)
{
// Twitterのバグで不正なエンティティ（Index指定範囲が重なっている）が返ってくる場合の対応
ret = text;
if (media != null)
{
media.Clear();
}
}
}
}
ret = Regex.Replace(ret, "(^|[^a-zA-Z0-9_/&#＃@＠>=.~])(sm|nm)([0-9]{1,10})", "$1<a href=\"http://www.nicovideo.jp/watch/$2$3\">$2$3</a>");
ret = AdjustHtml(ShortUrl.Resolve(PreProcessUrl(ret), false)); // IDN置換、短縮Uri解決、@リンクを相対→絶対にしてtarget属性付与
return ret;
}
private string ReplaceTextFromApi(string text, Entities 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;
}