/// <summary>
/// 基于Combres的ResourceName引入js/css
/// </summary>
/// <param name="resourceType"><see cref="PageResourceType"/></param>
/// <param name="resouceSetName">Combres中设置的ResourceSet</param>
/// <param name="debugResouceSetName">debug时使用的ResouceSetName</param>
/// <param name="renderPriority">呈现优先级</param>
/// <param name="renderLocation">在页面中的呈现位置</param>
/// <param name="htmlAttributes">设置的html属性</param>
public void IncludeCombresResouceSet(PageResourceType resourceType, string resouceSetName, string debugResouceSetName = null, ResourceRenderPriority renderPriority = ResourceRenderPriority.Unspecified, ResourceRenderLocation renderLocation = ResourceRenderLocation.Head, IDictionary <string, string> htmlAttributes = null)
{
if (string.IsNullOrEmpty(resouceSetName))
{
throw new ArgumentNullException("resouceSetName");
}
string url = WebExtensions.CombresUrl(resouceSetName);
string debugUrl = null;
if (debugResouceSetName != null)
{
debugUrl = WebExtensions.CombresUrl(debugResouceSetName);
}
ResourceEntry resource = new ResourceEntry(resourceType, null, url, debugUrl, renderPriority, renderLocation, htmlAttributes);
switch (resourceType)
{
case PageResourceType.JS:
_includedScripts.Add(resource);
break;
case PageResourceType.CSS:
_includedCsss.Add(resource);
break;
}
}
/// <summary>
/// Renders a resource (Javascript, CSS, ...)
/// </summary>
/// <param name="HtmlHelper"></param>
/// <param name="resourceType"></param>
/// <returns></returns>
public static HtmlString RenderResources(this IHtmlHelper HtmlHelper, PageResourceType resourceType)
{
if (HtmlHelper.ViewContext.HttpContext.Items[resourceType] != null)
{
var resources = (Dictionary <int, Func <object, HelperResult> >)HtmlHelper.ViewContext.HttpContext.Items[resourceType];
foreach (var resource in resources?.Values)
{
HtmlHelper.ViewContext.Writer.Write(resource(null));
}
}
return(new HtmlString(string.Empty));
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="resourceType">资源类型</param>
/// <param name="basePath">基路径</param>
/// <param name="url"></param>
/// <param name="debugUrl"></param>
/// <param name="renderPriority"></param>
/// <param name="renderLocation"></param>
/// <param name="attributes"></param>
public ResourceEntry(PageResourceType resourceType, string basePath, string url, string debugUrl,
ResourceRenderPriority renderPriority, ResourceRenderLocation renderLocation, IDictionary <string, string> attributes)
{
this.ResourceType = resourceType;
this.BasePath = basePath;
this.Url = url;
this.DebugUrl = debugUrl;
this.RenderPriority = renderPriority;
this.RenderLocation = renderLocation;
if (attributes != null)
{
this.Attributes = attributes;
}
}
/// <summary>
/// Adds a resource (Javascript, CSS, ...)
/// </summary>
/// <param name="HtmlHelper"></param>
/// <param name="resourceType"></param>
/// <param name="Template"></param>
/// <returns></returns>
public static HtmlString AddResource(this IHtmlHelper HtmlHelper, PageResourceType resourceType, Func <object, HelperResult> Template)
{
if (!(HtmlHelper.ViewContext.HttpContext.Items[resourceType] is Dictionary <int, Func <object, HelperResult> > allItems))
{
allItems = new Dictionary <int, Func <object, HelperResult> >();
HtmlHelper.ViewContext.HttpContext.Items[resourceType] = allItems;
}
int hash = -1;
using (var writer = new StringWriter(CultureInfo.InvariantCulture))
{
Template(null).WriteTo(writer, HtmlEncoder.Default);
hash = writer.ToString().GetHashCode();
}
if (!allItems.ContainsKey(hash))
{
allItems.Add(hash, Template);
}
return(new HtmlString(string.Empty));
}
public static IList <T> Resources <T>(this Page page, PageResourceType type) where T : PageResource
{
return(page.Resources.Where(x => x.ResourceType == type).OrderBy(x => x.Ordinal).Cast <T>().ToList());
}
/// <summary>
/// 基于Combres的ResourceName引入js/css
/// </summary>
/// <param name="resourceType"><see cref="PageResourceType"/></param>
/// <param name="resouceSetName">Combres中设置的ResourceSet</param>
public void IncludeCombresResouceSet(PageResourceType resourceType, string resouceSetName)
{
IncludeCombresResouceSet(resourceType, resouceSetName, null);
}
/// <summary>
/// 在页面引用Combres Script
/// </summary>
/// <param name="html"></param>
/// <param name="resourceType"><see cref="PageResourceType"/></param>
/// <param name="resourceSetName">在Combres设置的ResourceSet名称</param>
/// <param name="renderPriority">资源呈现优先级<see cref="ResourceRenderPriority"/></param>
public static void IncludeCombresScript(this HtmlHelper html, PageResourceType resourceType, string resourceSetName, ResourceRenderPriority renderPriority = ResourceRenderPriority.Unspecified)
{
IPageResourceManager pageResourceManager = DIContainer.ResolvePerHttpRequest <IPageResourceManager>();
pageResourceManager.IncludeCombresResouceSet(resourceType, resourceSetName, renderPriority: renderPriority);
}
