/// <summary>
/// 生成链接标签
/// </summary>
/// <param name="htmlHelper">被扩展的HtmlHelper实例</param>
/// <param name="text">链接文本</param>
/// <param name="url">链接地址</param>
/// <param name="title">链接提示文字（必填）</param>
/// <param name="htmlAttributes">链接的其他属性集合</param>
/// <param name="navigateTarget">头衔图片链接的Target</param>
/// <returns></returns>
public static MvcHtmlString Link(this HtmlHelper htmlHelper, string text, string url, string title, object htmlAttributes = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
if (string.IsNullOrEmpty(text))
{
return(MvcHtmlString.Empty);
}
//if (string.IsNullOrEmpty(title))
//{
// throw new ExceptionFacade("参数名称title不能为空");
//}
if (string.IsNullOrEmpty(url))
{
url = "javascript:void(0)";
}
TagBuilder builder = new TagBuilder("a");
builder.MergeAttribute("href", url);
builder.SetInnerText(text);
builder.MergeAttribute("title", title);
if (navigateTarget != HyperLinkTarget._self)
{
builder.MergeAttribute("target", navigateTarget.ToString());
}
if (htmlAttributes != null)
{
builder.MergeAttributes(new RouteValueDictionary(htmlAttributes));
}
return(MvcHtmlString.Create(builder.ToString()));
}
/// <summary>
/// 生成链接标签
/// </summary>
/// <param name="htmlHelper">被扩展的HtmlHelper实例</param>
/// <param name="text">链接文本（必填）</param>
/// <param name="url">链接地址</param>
/// <param name="title">链接提示文字(不填则默认与text相同)</param>
/// <param name="isLayer">是否是弹层</param>
/// <param name="htmlAttributes">链接的其他属性集合</param>
/// <param name="navigateTarget">头衔图片链接的Target</param>
/// <returns></returns>
public static MvcHtmlString Link(this HtmlHelper htmlHelper, string text, string url, string title,
bool isLayer = false, object htmlAttributes = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
if (string.IsNullOrEmpty(text))
return MvcHtmlString.Empty;
if (string.IsNullOrEmpty(url))
url = "javascript:void(0)";
if (string.IsNullOrEmpty(title))
title = text;
var builder = new TagBuilder("a");
if (isLayer)
{
builder.MergeAttribute("href", "javascript:void(0)");
builder.MergeAttribute("data-href", url);
builder.MergeAttribute("plugin", "layer");
}
else
{
builder.MergeAttribute("href", url);
}
builder.SetInnerText(text);
builder.MergeAttribute("title", title);
if (navigateTarget != HyperLinkTarget._self)
builder.MergeAttribute("target", navigateTarget.ToString());
if (htmlAttributes != null)
builder.MergeAttributes(new RouteValueDictionary(htmlAttributes));
return MvcHtmlString.Create(builder.ToString());
}
/// <summary>
/// 生成链接标签
/// </summary>
/// <param name="htmlHelper">被扩展的HtmlHelper实例</param>
/// <param name="text">链接文本</param>
/// <param name="url">链接地址</param>
/// <param name="title">链接提示文字（必填）</param>
/// <param name="htmlAttributes">链接的其他属性集合</param>
/// <param name="navigateTarget">头衔图片链接的Target</param>
/// <returns></returns>
public static MvcHtmlString Link(this HtmlHelper htmlHelper, string text, string url, string title, object htmlAttributes = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
if (string.IsNullOrEmpty(text))
return MvcHtmlString.Empty;
//if (string.IsNullOrEmpty(title))
//{
// throw new ExceptionFacade("参数名称title不能为空");
//}
if (string.IsNullOrEmpty(url))
{
url = "javascript:void(0)";
}
TagBuilder builder = new TagBuilder("a");
builder.MergeAttribute("href", url);
builder.SetInnerText(text);
builder.MergeAttribute("title", title);
if (navigateTarget != HyperLinkTarget._self)
builder.MergeAttribute("target", navigateTarget.ToString());
if (htmlAttributes != null)
builder.MergeAttributes(new RouteValueDictionary(htmlAttributes));
return MvcHtmlString.Create(builder.ToString());
}
/// <summary>
/// 根据文件类型显示缩略图
/// </summary>
/// <param name="htmlHelper"></param>
/// <param name="fileName">文件名称</param>
/// <param name="thumbnailSize">缩略图大小</param>
/// <param name="navigateUrl">缩略图链接地址</param>
/// <param name="navigateTarget">链接目标</param>
/// <returns></returns>
public static MvcHtmlString ContentTypeThumbnail(this HtmlHelper htmlHelper, string fileName, ContentTypeThumbnailSize thumbnailSize, string navigateUrl = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
string fileExtension = Path.GetExtension(fileName);
string thumbnail = GetContentTypeThumbnail(fileExtension, thumbnailSize);
if (!string.IsNullOrEmpty(navigateUrl))
{
TagBuilder a = new TagBuilder("a");
a.MergeAttribute("href", navigateUrl);
if (navigateTarget != HyperLinkTarget._self)
a.MergeAttribute("target", navigateTarget.ToString());
a.InnerHtml = thumbnail;
return MvcHtmlString.Create(a.ToString());
}
else
return MvcHtmlString.Create(thumbnail);
}
/// <summary>
/// 生成链接标签
/// </summary>
/// <param name="htmlHelper">被扩展的HtmlHelper实例</param>
/// <param name="text">链接文本（必填）</param>
/// <param name="url">链接地址</param>
/// <param name="title">链接提示文字(不填则默认与text相同)</param>
/// <param name="isLayer">是否是弹层</param>
/// <param name="htmlAttributes">链接的其他属性集合</param>
/// <param name="navigateTarget">头衔图片链接的Target</param>
/// <returns></returns>
public static MvcHtmlString Link(this HtmlHelper htmlHelper, string text, string url, string title,
bool isLayer = false, object htmlAttributes = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
if (string.IsNullOrEmpty(text))
{
return(MvcHtmlString.Empty);
}
if (string.IsNullOrEmpty(url))
{
url = "javascript:void(0)";
}
if (string.IsNullOrEmpty(title))
{
title = text;
}
var builder = new TagBuilder("a");
if (isLayer)
{
builder.MergeAttribute("href", "javascript:void(0)");
builder.MergeAttribute("data-href", url);
builder.MergeAttribute("plugin", "layer");
}
else
{
builder.MergeAttribute("href", url);
}
builder.SetInnerText(text);
builder.MergeAttribute("title", title);
if (navigateTarget != HyperLinkTarget._self)
{
builder.MergeAttribute("target", navigateTarget.ToString());
}
if (htmlAttributes != null)
{
builder.MergeAttributes(new RouteValueDictionary(htmlAttributes));
}
return(MvcHtmlString.Create(builder.ToString()));
}
/// <summary>
/// 根据文件类型显示缩略图
/// </summary>
/// <param name="htmlHelper"></param>
/// <param name="fileName">文件名称</param>
/// <param name="thumbnailSize">缩略图大小</param>
/// <param name="navigateUrl">缩略图链接地址</param>
/// <param name="navigateTarget">链接目标</param>
/// <returns></returns>
public static MvcHtmlString ContentTypeThumbnail(this HtmlHelper htmlHelper, string fileName, ContentTypeThumbnailSize thumbnailSize, string navigateUrl = null, HyperLinkTarget navigateTarget = HyperLinkTarget._self)
{
string fileExtension = Path.GetExtension(fileName);
string thumbnail = GetContentTypeThumbnail(fileExtension, thumbnailSize);
if (!string.IsNullOrEmpty(navigateUrl))
{
TagBuilder a = new TagBuilder("a");
a.MergeAttribute("href", navigateUrl);
if (navigateTarget != HyperLinkTarget._self)
{
a.MergeAttribute("target", navigateTarget.ToString());
}
a.InnerHtml = thumbnail;
return(MvcHtmlString.Create(a.ToString()));
}
else
{
return(MvcHtmlString.Create(thumbnail));
}
}
/// <summary>
/// 显示头像
/// </summary>
/// <param name="user">用户对象</param>
/// <param name="avatarSizeType">头像尺寸类别</param>
/// <param name="link">链接到用户空间的地址</param>
/// <param name="navigateTarget">链接类型</param>
/// <param name="enableCachingInClient">是否允许在客户端缓存</param>
/// <param name="htmlAttributes">html属性，例如：new RouteValueDictionary{{"Class","editor"},{"width","90%"}}</param>
/// <returns></returns>
public static MvcHtmlString ShowUserAvatar(this HtmlHelper htmlHelper, IUser user, string link, AvatarSizeType avatarSizeType = AvatarSizeType.Medium, HyperLinkTarget navigateTarget = HyperLinkTarget._blank, bool enableCachingInClient = true, RouteValueDictionary htmlAttributes = null, bool isShowUserCard = true, bool isShowTitle = false)
{
string avatarUrl = SiteUrls.Instance().UserAvatarUrl(user, avatarSizeType, enableCachingInClient);
TagBuilder img = new TagBuilder("img");
if (htmlAttributes != null)
{
img.MergeAttributes(htmlAttributes);
}
img.MergeAttribute("src", avatarUrl);
if (user != null)
{
img.MergeAttribute("alt", user.DisplayName);
if (isShowTitle)
{
img.MergeAttribute("title", user.DisplayName);
}
}
IUserProfileSettingsManager userProfileSettingsManager = DIContainer.Resolve <IUserProfileSettingsManager>();
UserProfileSettings userProfileSettings = userProfileSettingsManager.GetUserProfileSettings();
TagBuilder div = new TagBuilder("div");
switch (avatarSizeType)
{
case AvatarSizeType.Big:
img.MergeAttribute("width", userProfileSettings.AvatarWidth.ToString());
div.AddCssClass("tn-avatar-big");
break;
case AvatarSizeType.Medium:
img.MergeAttribute("width", userProfileSettings.MediumAvatarWidth.ToString());
div.AddCssClass("tn-avatar-medium");
break;
case AvatarSizeType.Small:
img.MergeAttribute("width", userProfileSettings.SmallAvatarWidth.ToString());
div.AddCssClass("tn-avatar");
break;
case AvatarSizeType.Micro:
img.MergeAttribute("width", userProfileSettings.MicroAvatarWidth.ToString());
div.AddCssClass("tn-avatar-mini");
break;
}
if (!string.IsNullOrEmpty(link) && user != null)
{
TagBuilder a = new TagBuilder("a");
a.MergeAttribute("href", link);
if (navigateTarget != HyperLinkTarget._self)
{
a.MergeAttribute("target", navigateTarget.ToString());
}
if (isShowUserCard)
{
a.MergeAttribute("plugin", "tipsyHoverCard");
a.MergeAttribute("data-user-card-url", SiteUrls.Instance()._UserCard(user.UserId));
a.MergeAttribute("outerclass", "tn-user-card");
}
a.InnerHtml = img.ToString(TagRenderMode.SelfClosing);
div.InnerHtml = a.ToString();
return(new MvcHtmlString(div.ToString()));
}
else
{
div.InnerHtml = img.ToString(TagRenderMode.SelfClosing);
return(new MvcHtmlString(div.ToString()));
}
}
/// <summary>
/// 显示头像
/// </summary>
/// <param name="user">用户对象</param>
/// <param name="avatarSizeType">头像尺寸类别</param>
/// <param name="link">链接到用户空间的地址</param>
/// <param name="navigateTarget">链接类型</param>
/// <param name="enableCachingInClient">是否允许在客户端缓存</param>
/// <param name="htmlAttributes">html属性，例如：new RouteValueDictionary{{"Class","editor"},{"width","90%"}}</param>
/// <returns></returns>
public static MvcHtmlString ShowUserAvatar(this HtmlHelper htmlHelper, IUser user, string link, AvatarSizeType avatarSizeType = AvatarSizeType.Medium, HyperLinkTarget navigateTarget = HyperLinkTarget._blank, bool enableCachingInClient = true, RouteValueDictionary htmlAttributes = null, bool isShowUserCard = true, bool isShowTitle = false)
{
string avatarUrl = SiteUrls.Instance().UserAvatarUrl(user, avatarSizeType, enableCachingInClient);
TagBuilder img = new TagBuilder("img");
if (htmlAttributes != null)
img.MergeAttributes(htmlAttributes);
img.MergeAttribute("src", avatarUrl);
if (user != null)
{
img.MergeAttribute("alt", user.DisplayName);
if (isShowTitle)
{
img.MergeAttribute("title", user.DisplayName);
}
}
ISettingsManager<UserProfileSettings> userProfileSettingsManager = DIContainer.Resolve<ISettingsManager<UserProfileSettings>>();
UserProfileSettings userProfileSettings = userProfileSettingsManager.Get();
TagBuilder div = new TagBuilder("div");
switch (avatarSizeType)
{
case AvatarSizeType.Big:
img.MergeAttribute("width", userProfileSettings.AvatarWidth.ToString());
div.AddCssClass("tn-avatar-big");
break;
case AvatarSizeType.Medium:
img.MergeAttribute("width", userProfileSettings.MediumAvatarWidth.ToString());
div.AddCssClass("tn-avatar-medium");
break;
case AvatarSizeType.Small:
img.MergeAttribute("width", userProfileSettings.SmallAvatarWidth.ToString());
div.AddCssClass("tn-avatar");
break;
case AvatarSizeType.Micro:
img.MergeAttribute("width", userProfileSettings.MicroAvatarWidth.ToString());
div.AddCssClass("tn-avatar-mini");
break;
}
if (!string.IsNullOrEmpty(link) && user != null)
{
TagBuilder a = new TagBuilder("a");
a.MergeAttribute("href", link);
if (navigateTarget != HyperLinkTarget._self)
a.MergeAttribute("target", navigateTarget.ToString());
if (isShowUserCard)
{
a.MergeAttribute("plugin", "tipsyHoverCard");
a.MergeAttribute("data-user-card-url", SiteUrls.Instance()._UserCard(user.UserId));
a.MergeAttribute("outerclass", "tn-user-card");
}
a.InnerHtml = img.ToString(TagRenderMode.SelfClosing);
div.InnerHtml = a.ToString();
return new MvcHtmlString(div.ToString());
}
else
{
div.InnerHtml = img.ToString(TagRenderMode.SelfClosing);
return new MvcHtmlString(div.ToString());
}
}