public async Task <HtmlString> InvokeAsync()
{
AgilityContext.HttpContext = HttpContext;
AgilityPage currentPage = AgilityContext.Page;
if (currentPage == null)
{
return(null);
}
StringBuilder sb = new StringBuilder(Environment.NewLine);
string scriptTopGlobal;
string scriptBottomGlobal;
string scriptBottomPage = null;
//output the id of any page a/b test experiments
var experiments = BaseCache.GetExperiments(AgilityContext.WebsiteName);
var experiment = experiments.GetForPage(currentPage.ID);
if (experiment != null)
{
if (experiment.Variants != null &&
experiment.Variants.Any(v => !string.IsNullOrWhiteSpace(v.URL)))
{
//PAGE REDIRECT EXPERIMENTS ONLY
AgilityContext.ExperimentKeys.Add(experiment.Key);
sb.AppendLine("<script type='text/javascript'>");
//get the winner
if (experiment.WinningVariant != null)
{
sb.AppendFormat("window.AgilityExperimentWinningVariant = {{ experiment: '{0}' variant: {1}, url: '{2}' }};",
experiment.Key,
experiment.WinningVariant.ID,
AgilityHelpers.ResolveUrl(experiment.WinningVariant.URL)
);
}
else
{
sb.Append("window.AgilityExperimentVariants = [");
foreach (var v in experiment.Variants)
{
sb.AppendFormat("{{ experiment: '{0}', variant: {1}, url: '{2}' }},",
experiment.Key,
v.ID,
AgilityHelpers.ResolveUrl(v.URL)
);
}
sb.AppendLine("];");
sb.AppendLine("</script>");
}
}
}
else if (currentPage.ServerPage.ExperimentIDs != null)
{
foreach (int exId in currentPage.ServerPage.ExperimentIDs)
{
experiment = experiments.GetExperiment(exId);
if (experiment != null)
{
AgilityContext.ExperimentKeys.Add(experiment.Key);
}
}
}
//add the Javascript tracking stuff
if (currentPage.IncludeInStatsTracking)
{
//global script
if (!string.IsNullOrEmpty(AgilityContext.Domain.StatsTrackingScript))
{
scriptTopGlobal = AgilityContext.Domain.StatsTrackingScript;
if (scriptTopGlobal.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR) != -1)
{
scriptBottomGlobal = scriptTopGlobal.Substring(scriptTopGlobal.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR) + AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR.Length);
scriptTopGlobal = scriptTopGlobal.Substring(0, scriptTopGlobal.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR));
}
if (!string.IsNullOrEmpty(scriptTopGlobal))
{
sb.Append(scriptTopGlobal);
sb.Append(Environment.NewLine);
}
}
}
string scriptTopPage = null;
//custom script for this page
if (!string.IsNullOrEmpty(currentPage.CustomAnalyticsScript))
{
scriptTopPage = currentPage.CustomAnalyticsScript;
if (scriptTopPage.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR) != -1)
{
scriptBottomPage = scriptTopPage.Substring(scriptTopPage.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR) + AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR.Length);
scriptTopPage = scriptTopPage.Substring(0, scriptTopPage.IndexOf(AgilityHelpers.GLOBAL_SCRIPT_SEPARATOR));
}
if (!string.IsNullOrEmpty(scriptTopPage))
{
sb.Append(scriptTopPage);
sb.Append(Environment.NewLine);
}
}
return(new HtmlString(sb.ToString()));
}
public async Task <HtmlString> InvokeAsync()
{
AgilityContext.HttpContext = HttpContext;
AgilityPage currentPage = AgilityContext.Page;
StringBuilder sb = new StringBuilder(Environment.NewLine);
if (currentPage != null)
{
//canonical link
if (!string.IsNullOrEmpty(AgilityContext.CanonicalLink))
{
sb.AppendFormat("<link rel=\"canonical\" href=\"{0}\" />", AgilityContext.CanonicalLink);
sb.Append(Environment.NewLine);
}
//set the page specific meta tags
sb.Append("<meta name=\"description\" content=\"").Append(currentPage.MetaTags).Append("\" />");
sb.Append(Environment.NewLine);
if (!string.IsNullOrEmpty(currentPage.MetaKeyWords))
{
sb.Append("<meta name=\"keywords\" content=\"").Append(currentPage.MetaKeyWords).Append("\" />");
sb.Append(Environment.NewLine);
}
string rawTags = currentPage.MetaTagsRaw;
if (rawTags == null)
{
rawTags = string.Empty;
}
if (!string.IsNullOrEmpty(rawTags))
{
sb.Append(Agility.Web.Util.Url.ResolveTildaUrlsInHtml(rawTags));
sb.Append(Environment.NewLine);
}
if (!string.IsNullOrEmpty(AgilityContext.TwitterCardSite))
{
if (rawTags.IndexOf("<meta name=\"twitter:site\"", StringComparison.CurrentCultureIgnoreCase) == -1)
{
string site = AgilityContext.TwitterCardSite;
if (!site.StartsWith("@"))
{
site = string.Format("@{0}", site);
}
sb.AppendFormat("<meta name=\"twitter:site\" value=\"{0}\" />", site);
}
string twitterCardType = "summary";
if (!string.IsNullOrEmpty(AgilityContext.FeaturedImageUrl))
{
twitterCardType = "summary_large_image";
sb.AppendFormat("<meta name=\"twitter:image:src\" content=\"{0}\" />", AgilityContext.FeaturedImageUrl);
}
sb.AppendFormat("<meta name=\"twitter:card\" content=\"{0}\" />", twitterCardType);
sb.AppendFormat("<meta name=\"twitter:title\" content=\"{0}\" />", currentPage.Title);
sb.AppendFormat("<meta name=\"twitter:description\" content=\"{0}\" />", currentPage.MetaTags);
}
if (Current.Settings.OutputOpenGraph)
{
sb.AppendFormat("<meta name=\"og:title\" content=\"{0}\" />", currentPage.Title);
sb.AppendFormat("<meta name=\"og:description\" content=\"{0}\" />", currentPage.MetaTags);
if (!string.IsNullOrEmpty(AgilityContext.FeaturedImageUrl))
{
sb.AppendFormat("<meta name=\"og:image\" content=\"{0}\" />", AgilityContext.FeaturedImageUrl);
sb.Append(Environment.NewLine);
}
}
//content language
sb.Append("<meta http-equiv='content-language' content='").Append(currentPage.LanguageCode).Append("'/>");
sb.Append(Environment.NewLine);
//default css...
string globalCss = AgilityContext.Domain.GlobalCss;
if (!string.IsNullOrEmpty(globalCss))
{
string url = AgilityHelpers.ResolveUrl(string.Format("~/{0}/global.css",
Agility.Web.HttpModules.AgilityHttpModule.ECMS_EDITOR_CSS_KEY));
sb.AppendFormat("<link rel=\"stylesheet\" type=\"text/css\" href=\"{0}\" />", url);
}
//set the custom agility meta tags
sb.Append("<meta name=\"generator\" content=\"Agility CMS\" />");
sb.Append(Environment.NewLine);
sb.AppendFormat("<meta name=\"agility_timestamp\" content=\"{0:yyyy/MM/dd hh:mm:ss tt}\" />", DateTime.Now);
sb.AppendFormat("<meta name=\"agility_attributes\" content=\"Mode={0}, IsPreview={1}, Language={2}, Machine={3}, CustomOutputCache={4}\" />",
AgilityContext.CurrentMode,
AgilityContext.IsPreview,
AgilityContext.LanguageCode,
Environment.MachineName,
AgilityCache.UseAgilityOutputCache);
sb.Append(Environment.NewLine);
}
//add the StatusPanelEmitter if in preview mode, development mode, or edit in place
if (AgilityContext.IsPreview ||
Current.Settings.DevelopmentMode ||
AgilityContext.IsTemplatePreview)
{
sb.Append(StatusPanelEmitter.GetStatusPanelCssOnly());
}
return(new HtmlString(sb.ToString()));
}
