/// <summary>
/// Requests the remote HTML.
/// </summary>
/// <param name="cacheProvider">Strategy for caching the remote HTML.</param>
/// <param name="selectedSection">The selected section.</param>
private void RequestRemoteHtml(RemoteMasterPageCacheProviderBase cacheProvider, string selectedSection)
{
try
{
// Get the URL to request the cached control from.
// Include text size so that header knows which links to apply
var textSize = new TextSize(HttpContext.Current.Request.Cookies, HttpContext.Current.Request.QueryString);
Uri urlToRequest = new Uri(HttpContext.Current.Request.Url, String.Format(CultureInfo.CurrentCulture, config["MasterPageControlUrl"], this.Control));
var applicationPath = HttpUtility.UrlEncode(HttpRuntime.AppDomainAppVirtualPath.ToLower(CultureInfo.CurrentCulture).TrimEnd('/'));
var query = HttpUtility.ParseQueryString(urlToRequest.Query);
query.Add("section", selectedSection);
query.Add("host", Page.Request.Url.Host);
query.Add("textsize", textSize.CurrentTextSize().ToString(CultureInfo.InvariantCulture));
query.Add("path", applicationPath);
urlToRequest = new Uri(urlToRequest.Scheme + "://" + urlToRequest.Authority + urlToRequest.AbsolutePath + "?" + query);
// Create the request. Pass current user-agent so that library catalogue PCs can be detected by the remote script.
var webRequest = (HttpWebRequest)WebRequest.Create(urlToRequest);
webRequest.UseDefaultCredentials = true;
webRequest.UserAgent = Page.Request.UserAgent;
webRequest.Proxy = new ConfigurationProxyProvider().CreateProxy();
webRequest.Timeout = 4000;
if (!String.IsNullOrEmpty(this.config["Timeout"]))
{
int timeout;
if (Int32.TryParse(this.config["Timeout"], out timeout))
{
webRequest.Timeout = timeout;
}
}
#if DEBUG
// Turn off SSL check in debug mode as it will always fail against a self-signed certificate used for development
webRequest.ServerCertificateValidationCallback += (sender, certificate, chain, sslPolicyErrors) => true;
#endif
// Prepare the information we'll need when the response comes back
var state = new RequestState();
state.Request = webRequest;
state.CacheProvider = cacheProvider;
// Kick off the request and, only if there's nothing already cached which we can use, wait for it to come back
if (cacheProvider.SupportsAsync)
{
RequestRemoteHtmlAsynchronous(cacheProvider, webRequest, state);
}
else
{
RequestRemoteHtmlSynchronous(cacheProvider, webRequest);
}
}
catch (UriFormatException ex)
{
throw new ConfigurationErrorsException(String.Format(CultureInfo.CurrentCulture, config["MasterPageControlUrl"], this.Control) + " is not a valid absolute URL", ex);
}
}
/// <summary>
/// Handles the Load event of the Page control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
protected new void Page_Load(object sender, EventArgs e)
{
// Apply selected text size to page
var textSize = new TextSize(Request.Cookies, Request.QueryString);
int baseTextSize = textSize.CurrentTextSize();
if (baseTextSize > 1)
{
// Add a space if there are other classes, then add to body tag
this.bodyclass.Controls.Add(new LiteralControl(" size" + baseTextSize.ToString(CultureInfo.InvariantCulture)));
}
// Support web fonts required by the current skin
if (Skin != null)
{
var fontsHtml = new StringBuilder();
foreach (var font in Skin.RequiresGoogleFonts())
{
fontsHtml.Append("<link href=\"").Append(font.FontUrl).Append("\" rel=\"stylesheet\" type=\"text/css\" />");
}
if (Skin.RequiresTypekitFonts().Any())
{
foreach (var font in Skin.RequiresTypekitFonts())
{
fontsHtml.Append("<script src=\"").Append(font.TypekitUrl).Append("\"></script>");
}
this.Typekit.Visible = true;
}
this.fonts.Text = fontsHtml.ToString();
AddClientDependencies(Skin);
}
// Support web chat
var context = new HostingEnvironmentContext();
if (context.WebChatSettingsUrl != null)
{
var webChat = new WebChat();
webChat.WebChatSettings = new WebChatSettingsFromApi(context.WebChatSettingsUrl, new ConfigurationProxyProvider(), new ApplicationCacheStrategy <WebChatSettings>(TimeSpan.FromMinutes(context.WebChatSettingsCacheDuration))).ReadWebChatSettings();
webChat.WebChatSettings.PageUrl = new Uri(Request.Url.AbsolutePath, UriKind.Relative);
if (webChat.IsRequired())
{
AddClientDependencies(webChat);
}
}
// Run the base method as well
base.Page_Load(sender, e);
}
/// <summary>
/// Handles the Load event of the Page control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
protected new void Page_Load(object sender, EventArgs e)
{
// Configure remote master page
var httpClientProvider = new HttpClientProvider(new ConfigurationProxyProvider());
var masterPageSettings = new RemoteMasterPageSettingsFromConfig();
var forceCacheRefresh = (Page.Request.QueryString["ForceCacheRefresh"] == "1"); // Provide a way to force an immediate update of the cache
var remoteMasterPageClient = new RemoteMasterPageHtmlProvider(masterPageSettings.MasterPageControlUrl(), httpClientProvider, Request.UserAgent, new RemoteMasterPageMemoryCacheProvider {
CacheDuration = TimeSpan.FromMinutes(masterPageSettings.CacheTimeout())
}, forceCacheRefresh);
this.htmlTag.HtmlControlProvider = remoteMasterPageClient;
this.metadataDesktop.HtmlControlProvider = remoteMasterPageClient;
this.aboveHeaderDesktop.HtmlControlProvider = remoteMasterPageClient;
if (this.headerDesktop != null)
{
this.headerDesktop.HtmlControlProvider = remoteMasterPageClient;
}
if (this.footerDesktop != null)
{
this.footerDesktop.HtmlControlProvider = remoteMasterPageClient;
}
this.scriptsDesktop.HtmlControlProvider = remoteMasterPageClient;
// Apply selected text size to page
var textSize = new TextSize(Request.Cookies?["textsize"]?.Value, Request.QueryString);
int baseTextSize = textSize.CurrentTextSize();
if (baseTextSize > 1)
{
// Add a space if there are other classes, then add to body tag
this.bodyclass.Controls.Add(new LiteralControl(" size" + baseTextSize.ToString(CultureInfo.InvariantCulture)));
}
// Support web fonts required by the current skin
if (Skin != null)
{
var fontsHtml = new StringBuilder();
foreach (var font in Skin.RequiresGoogleFonts())
{
fontsHtml.Append("<link href=\"").Append(font.FontUrl).Append("\" rel=\"stylesheet\" type=\"text/css\" />");
}
this.fonts.Text = fontsHtml.ToString();
AddClientDependencies(Skin);
}
// Support web chat
var context = new HostingEnvironmentContext(HttpContext.Current.Request.Url);
if (context.WebChatSettingsUrl != null)
{
var webChat = new WebChat();
var webChatApiSettings = Options.Create(new WebChatApiSettings {
WebChatSettingsUrl = context.WebChatSettingsUrl, CacheMinutes = context.WebChatSettingsCacheDuration
});
webChat.WebChatSettings = new WebChatSettingsFromApi(webChatApiSettings, httpClientProvider, new ApplicationCacheStrategy <WebChatSettings>()).ReadWebChatSettings().Result;
webChat.WebChatSettings.PageUrl = new Uri(Request.Url.AbsolutePath, UriKind.Relative);
if (webChat.IsRequired())
{
AddClientDependencies(webChat);
}
}
// Run the base method as well
base.Page_Load(sender, e);
}
