/// <summary> /// 创建多媒体网址 /// </summary> /// <param name="ParsedMedia">多媒体网址实体</param> /// <returns>Url别名</returns> public string Create(ParsedMedia ParsedMedia) { ShortUrlService shortUrlService = new ShortUrlService(); string alias = shortUrlService.Create(ParsedMedia.Url); ParsedMedia.Alias = alias; EventBus <ParsedMedia> .Instance().OnBefore(ParsedMedia, new CommonEventArgs(EventOperationType.Instance().Create())); string description = HtmlUtility.StripHtml(ParsedMedia.Description, true, false).Trim(); if (description.Length > 500) { ParsedMedia.Description = description.Substring(0, 500) + "…"; } else { ParsedMedia.Description = description; } object result = ParsedMediaRepository.Insert(ParsedMedia); if ((bool)result) { EventBus <ParsedMedia> .Instance().OnAfter(ParsedMedia, new CommonEventArgs(EventOperationType.Instance().Create())); } return(alias); }
/// <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> /// 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> /// 解析内容用于创建AtUser /// </summary> /// <param name="body">待解析的内容</param> /// <param name="videoAlias">视频Url别名</param> /// <param name="audioAlias">音乐Url别名</param> public string ResolveBodyForEdit(string body, out string videoAlias, out string audioAlias) { videoAlias = audioAlias = string.Empty; if (string.IsNullOrEmpty(body) || !body.Contains("http://")) { return(body); } string newBody = body, strUrl = string.Empty, strPreUrl = string.Empty; string urlDomain = ShortUrlService.GetUrlDomain(); urlDomain = urlDomain.Substring(7); Dictionary <string, string> urls = new Dictionary <string, string>(); ShortUrlService shortUrlService = new ShortUrlService(); ParsedMedia parsedMedia = null; Regex rg = new Regex(regexRule, RegexOptions.Multiline | RegexOptions.Singleline); MatchCollection matches = rg.Matches(body); if (matches != null) { foreach (Match m in matches) { if (string.IsNullOrEmpty(m.Value)) { continue; } strUrl = m.Value; if (!string.IsNullOrEmpty(strUrl) && !strUrl.Equals(strPreUrl, StringComparison.CurrentCultureIgnoreCase)) { strPreUrl = strUrl; } else { continue; } if (strUrl.StartsWith(urlDomain) || strUrl.Length == 6) { string temalias = strUrl.Length == 6 ? strUrl : strUrl.Substring(urlDomain.Length + 1); if (temalias.Length == 6) { parsedMedia = Get(temalias); if (strUrl.Contains(urlDomain)) { urls[temalias] = strUrl; } } else { temalias = shortUrlService.Create("http://" + strUrl); if (string.IsNullOrEmpty(temalias)) { continue; } urls[temalias] = strUrl; } } if (parsedMedia == null) { continue; } if (parsedMedia.MediaType == MediaType.Video) { if (string.IsNullOrEmpty(videoAlias)) { videoAlias = parsedMedia.Alias; } } else if (parsedMedia.MediaType == MediaType.Audio) { if (string.IsNullOrEmpty(audioAlias)) { audioAlias = parsedMedia.Alias; } } } if (urls.Count() > 0) { foreach (var url in urls) { body = body.Replace("http://" + url.Value, "http://" + url.Key + " "); } } } return(body); }
/// <summary> /// 生成多媒体内容标签 /// </summary> /// <param name="shrotUrl">短网址</param> /// <param name="parsedMedia">多媒体连接实体</param> private string ParsedMediaTagGenerateForMobile(string shrotUrl, ParsedMedia parsedMedia) { if (parsedMedia == null) return string.Empty; if (parsedMedia.MediaType == MediaType.Audio) { string musicHtml = "<p><a href=\"{1}\" ntype='mediaPlay'>点击播放音乐</a></p>"; ShortUrlEntity shortUrlEntity = new ShortUrlService().Get(parsedMedia.Alias); return string.Format(musicHtml, SiteUrls.FullUrl(SiteUrls.Instance()._MusicDetail(parsedMedia.Alias)), shortUrlEntity == null ? null : shortUrlEntity.Url); } else if (parsedMedia.MediaType == MediaType.Video) { string videoHtml = "<p><a href=\"{1}\" ntype=\"mediaPlay\">{1}<img src=\"{2}\"></a></p>"; ShortUrlEntity shortUrlEntity = new ShortUrlService().Get(parsedMedia.Alias); return string.Format(videoHtml, SiteUrls.FullUrl(SiteUrls.Instance()._VideoDetail(parsedMedia.Alias)), shortUrlEntity == null ? null : shortUrlEntity.Url, parsedMedia.ThumbnailUrl); } return string.Empty; }
/// <summary> /// 网址解析器 /// </summary> /// <param name="url"></param> /// <param name="mediaType"></param> /// <returns></returns> public ActionResult ParseMedia(MediaType mediaType, string url = null) { if (UserContext.CurrentUser == null) return Json(new { errorMessage = "您没有登录" }, JsonRequestBehavior.AllowGet); if (string.IsNullOrEmpty(url)) return Json(new { errorMessage = "url不能为空" }, JsonRequestBehavior.AllowGet); if (!Utility.IsAllowableReferrer(Request)) return Json(new { errorMessage = "站点不支持跨域访问" }, JsonRequestBehavior.AllowGet); List<string> keys = GetUrlParserKeys(mediaType); string key = keys.FirstOrDefault(n => url.ToLower().Contains(n.ToLower())); //若已经在短网址中存在,则直接返回结果 ShortUrlService shortUrlService = new ShortUrlService(); bool urlExists = false; string alias = shortUrlService.GetUrlAlias(url, out urlExists); //string alias = IdGenerator.Next().ToString(); ParsedMediaService parsedMediaService = new ParsedMediaService(); ParsedMedia entity = parsedMediaService.Get(alias); if (entity != null) return Json(entity, JsonRequestBehavior.AllowGet); if (string.IsNullOrEmpty(key)) return View("~/Plugins/MediaParsers/" + mediaType.ToString() + "/Default.cshtml"); return View("~/Plugins/MediaParsers/" + mediaType.ToString() + "/" + key + ".cshtml"); }