/// <summary>
/// 获取短网址
/// </summary>
///<param name="alias">短网址别名</param>
///<param name="entity">要输出的实体</param>
///<param name="urlDomain">自定义短网址域名</param>
public string GetShortUrl(string alias, out ShortUrlEntity entity, string urlDomain = "")
{
IShortUrlSettingsManager settingsManager = DIContainer.Resolve <IShortUrlSettingsManager>();
ShortUrlSettings settings = settingsManager.Get();
urlDomain = !string.IsNullOrEmpty(urlDomain) ? urlDomain : GetUrlDomain();
entity = null;
string shortUrl = string.Empty;
if (!string.IsNullOrEmpty(alias))
{
entity = Get(alias);
if (entity != null && !string.IsNullOrEmpty(entity.Alias))
{
if (!settings.IsEnableOtherShortner ||
string.IsNullOrEmpty(entity.OtherShortUrl))
{
shortUrl = urlDomain + "/" + alias;
}
else
{
shortUrl = entity.OtherShortUrl;
}
}
}
return(shortUrl);
}
/// <summary>
/// 解析内容中的多媒体内容
/// </summary>
/// <param name="body">待解析的内容</param>
/// <param name="TagGenerate">url生成对应标签的方法</param>
public string ResolveBodyForHtmlDetail(string body, Func <string, ParsedMedia, string> TagGenerate)
{
if (string.IsNullOrEmpty(body))
{
return(body);
}
Regex rg = new Regex(@"(\<img(.[^\<]*)?(alt=""(?<alias>[a-zA-Z0-9]*)"")(.[^\<]*)?\>)", RegexOptions.Multiline | RegexOptions.Singleline);
MatchCollection matches = rg.Matches(body);
if (matches != null)
{
string alias = string.Empty, preAlias = string.Empty, imgHtml = string.Empty, shortUrl = string.Empty;
ParsedMedia parsedMedia = null;
ShortUrlService shortUrlService = new ShortUrlService();
string urlDomain = ShortUrlService.GetUrlDomain();
foreach (Match m in matches)
{
if (m.Groups["alias"] == null || string.IsNullOrEmpty(m.Groups["alias"].Value))
{
continue;
}
alias = m.Groups["alias"].Value;
if (!string.IsNullOrEmpty(alias) && !alias.Equals(preAlias, StringComparison.CurrentCultureIgnoreCase))
{
preAlias = alias;
}
else
{
continue;
}
imgHtml = m.Value;
if (alias.Length == 6)
{
ShortUrlEntity entity = null;
shortUrl = shortUrlService.GetShortUrl(alias, out entity, urlDomain);
if (entity != null)
{
parsedMedia = Get(alias);
if (parsedMedia == null)
{
continue;
}
}
else
{
continue;
}
}
body = body.Replace(imgHtml, TagGenerate(shortUrl, parsedMedia));
}
}
return(body);
}
/// <summary>
/// 更新短网址
/// </summary>
/// <param name="entity">需要更新的短网址信息</param>
public void Update(ShortUrlEntity entity)
{
EventBus <ShortUrlEntity> .Instance().OnBefore(entity, new CommonEventArgs(EventOperationType.Instance().Update()));
shortUrlRepository.Update(entity);
EventBus <ShortUrlEntity> .Instance().OnAfter(entity, new CommonEventArgs(EventOperationType.Instance().Update()));
}
/// <summary>
/// 创建示例
/// </summary>
/// <param name="alias">Url别名</param>
/// <returns></returns>
public static ShortUrlEntity New(string alias = "")
{
ShortUrlEntity shortUrl = new ShortUrlEntity()
{
Alias = alias,
Url = string.Empty,
OtherShortUrl = string.Empty,
DateCreated = DateTime.UtcNow
};
return(shortUrl);
}
/// <summary>
/// 删除短网址
/// </summary>
/// <param name="alias">短网址别名</param>
public void Delete(string alias)
{
if (string.IsNullOrEmpty(alias))
{
return;
}
ShortUrlEntity entity = shortUrlRepository.Get(alias);
if (entity != null)
{
EventBus <ShortUrlEntity> .Instance().OnBefore(entity, new CommonEventArgs(EventOperationType.Instance().Delete()));
shortUrlRepository.Delete(entity);
EventBus <ShortUrlEntity> .Instance().OnAfter(entity, new CommonEventArgs(EventOperationType.Instance().Delete()));
}
}
/// <summary>
/// 创建短网址
/// </summary>
/// <param name="url">需要处理的Url</param>
/// <returns>Url别名</returns>
public string Create(string url)
{
bool urlExists;
IUrlShortner urlShortner = null;
ShortUrlSettings settings = shortUrlSettingsManager.Get();
if (settings.IsEnableOtherShortner)
{
urlShortner = DIContainer.Resolve <IUrlShortner>();
}
ShortUrlEntity entity = ShortUrlEntity.New(GetUrlAlias(url, out urlExists));
entity.Url = url;
//判断Url是否存在
if (urlExists)
{
return(entity.Alias);
}
string primaryKey = string.Empty;
EventBus <ShortUrlEntity> .Instance().OnBefore(entity, new CommonEventArgs(EventOperationType.Instance().Create()));
if (settings.IsEnableOtherShortner && urlShortner != null)
{
entity.OtherShortUrl = urlShortner.Shortner(url);
}
primaryKey = shortUrlRepository.Insert(entity).ToString();
EventBus <ShortUrlEntity> .Instance().OnAfter(entity, new CommonEventArgs(EventOperationType.Instance().Create()));
return(primaryKey);
}
/// <summary>
/// 创建示例
/// </summary>
/// <param name="alias">Url别名</param>
/// <returns></returns>
public static ShortUrlEntity New(string alias = "")
{
ShortUrlEntity shortUrl = new ShortUrlEntity()
{
Alias = alias,
Url = string.Empty,
OtherShortUrl = string.Empty,
DateCreated = DateTime.UtcNow
};
return shortUrl;
}
/// <summary>
/// 解析内容中的AtUser用户展示展示
/// </summary>
/// <param name="body">待解析的内容</param>
/// <param name="associateId">关联项Id</param>
/// <param name="userId">关联项作者Id</param>
/// <param name="UrlGenerate">url生成对应标签的方法</param>
public string ResolveBodyForDetail(string body, long associateId, long userId, Func <string, long, long, ParsedMedia, string> UrlGenerate)
{
if (string.IsNullOrEmpty(body) || !body.Contains("http://"))
{
return(body);
}
Regex rg = new Regex(regexRule, RegexOptions.Multiline | RegexOptions.Singleline);
MatchCollection matches = rg.Matches(body);
if (matches != null)
{
string strUrl = string.Empty, preUrl = string.Empty, shortUrl = string.Empty;
string urlDomain = ShortUrlService.GetUrlDomain().Substring(7);
ParsedMedia parsedMedia = null;
ShortUrlService shortUrlService = new ShortUrlService();
foreach (Match m in matches)
{
if (string.IsNullOrEmpty(m.Value))
{
continue;
}
strUrl = m.Value;
if (string.IsNullOrEmpty(strUrl) || strUrl.Equals(preUrl, StringComparison.CurrentCultureIgnoreCase))
{
continue;
}
preUrl = strUrl;
if (strUrl.StartsWith(urlDomain))
{
string temalias = strUrl.Substring(strUrl.LastIndexOf('/') + 1);
if (temalias.Length != 6)
{
continue;
}
parsedMedia = Get(temalias);
if (parsedMedia == null)
{
continue;
}
shortUrl = shortUrlService.GetShortUrl(temalias, "http://" + urlDomain);
}
else if (strUrl.Length == 6)
{
ShortUrlEntity entity = null;
shortUrl = shortUrlService.GetShortUrl(strUrl, out entity, "http://" + urlDomain);
if (entity == null)
{
continue;
}
parsedMedia = Get(strUrl);
if (parsedMedia == null)
{
parsedMedia = ParsedMedia.New();
parsedMedia.MediaType = MediaType.Other;
parsedMedia.Alias = entity.Alias;
parsedMedia.Url = entity.Url;
}
}
else
{
continue;
}
body = body.Replace("http://" + strUrl, UrlGenerate(shortUrl, associateId, userId, parsedMedia));
}
}
return(body);
}
/// <summary>
/// 获取短网址
/// </summary>
///<param name="alias">短网址别名</param>
///<param name="urlDomain">自定义短网址域名</param>
public string GetShortUrl(string alias, string urlDomain = "")
{
ShortUrlEntity entity = null;
return(GetShortUrl(alias, out entity, urlDomain));
}
/// <summary>
/// 更新短网址
/// </summary>
/// <param name="entity">需要更新的短网址信息</param>
public void Update(ShortUrlEntity entity)
{
EventBus<ShortUrlEntity>.Instance().OnBefore(entity, new CommonEventArgs(EventOperationType.Instance().Update()));
shortUrlRepository.Update(entity);
EventBus<ShortUrlEntity>.Instance().OnAfter(entity, new CommonEventArgs(EventOperationType.Instance().Update()));
}
/// <summary>
/// 获取短网址
/// </summary>
///<param name="alias">短网址别名</param>
///<param name="entity">要输出的实体</param>
///<param name="urlDomain">自定义短网址域名</param>
public string GetShortUrl(string alias, out ShortUrlEntity entity, string urlDomain = "")
{
ShortUrlSettings settings = shortUrlSettingsManager.Get();
urlDomain = !string.IsNullOrEmpty(urlDomain) ? urlDomain : GetUrlDomain();
entity = null;
string shortUrl = string.Empty;
if (!string.IsNullOrEmpty(alias))
{
entity = Get(alias);
if (entity != null && !string.IsNullOrEmpty(entity.Alias))
{
if (!settings.IsEnableOtherShortner
|| string.IsNullOrEmpty(entity.OtherShortUrl))
{
shortUrl = urlDomain + "/" + alias;
}
else
{
shortUrl = entity.OtherShortUrl;
}
}
}
return shortUrl;
}
