public TabFactory(TabStripTagHelper tabStrip, TagHelperContext context)
{
Guard.NotNull(tabStrip, nameof(tabStrip));
Guard.NotNull(context, nameof(context));
TabStrip = tabStrip;
Context = context;
}
public TabStripCreated(TabStripTagHelper tabStrip, TagHelperContext context)
{
Guard.NotNull(tabStrip, nameof(tabStrip));
TabStrip = tabStrip;
TabFactory = new TabFactory(tabStrip, context);
TabStripName = tabStrip.Id;
Html = tabStrip.HtmlHelper;
Model = tabStrip.ViewContext.ViewData.Model;
}
public static IHtmlContent LocalizedEditor <TModel, TLocalizedModelLocal>(this IHtmlHelper <TModel> helper,
string name,
Func <int, HelperResult> localizedTemplate,
Func <TModel, HelperResult> masterTemplate)
where TModel : ILocalizedModel <TLocalizedModelLocal>
where TLocalizedModelLocal : ILocalizedLocaleModel
{
var locales = helper.ViewData.Model.Locales;
var hasMasterTemplate = masterTemplate != null;
if (locales.Count > 1)
{
var services = helper.ViewContext.HttpContext.RequestServices;
var db = services.GetRequiredService <SmartDbContext>();
var languageService = services.GetRequiredService <ILanguageService>();
var localizationService = services.GetRequiredService <ILocalizationService>();
var tabs = new List <TabItem>(locales.Count + 1);
var languages = new List <Language>(locales.Count + 1);
// Create the parent tabstrip
var strip = new TabStripTagHelper
{
ViewContext = helper.ViewContext,
Id = name,
SmartTabSelection = false,
Style = TabsStyle.Tabs,
PublishEvent = false
};
if (hasMasterTemplate)
{
var masterLanguage = db.Languages.FindById(languageService.GetMasterLanguageId(), false);
languages.Add(masterLanguage);
// Add the first default tab for the master template
tabs.Add(new TabItem
{
Selected = true,
Text = localizationService.GetResource("Admin.Common.Standard")
});
}
// Add all language specific tabs
for (var i = 0; i < locales.Count; i++)
{
var locale = locales[i];
var language = db.Languages.FindById(locale.LanguageId, false);
languages.Add(language);
tabs.Add(new TabItem
{
Selected = !hasMasterTemplate && i == 0,
Text = language.Name,
ImageUrl = "~/images/flags/" + language.FlagImageFileName
});
}
// Create TagHelperContext for tabstrip.
var stripContext = new TagHelperContext("tabstrip", new TagHelperAttributeList(), new Dictionary <object, object>(), CommonHelper.GenerateRandomDigitCode(10));
// Must init tabstrip, otherwise "Parent" is null inside tab helpers.
strip.Init(stripContext);
// Create tab factory
var tabFactory = new TabFactory(strip, stripContext);
// Create AttributeList for tabstrip
var stripOutputAttrList = new TagHelperAttributeList {
new TagHelperAttribute("class", "nav-locales")
};
// Emulate tabstrip output
var stripOutput = new TagHelperOutput("tabstrip", stripOutputAttrList, (_, _) =>
{
// getChildContentAsync for tabstrip
for (var i = 0; i < tabs.Count; i++)
{
var isMaster = hasMasterTemplate && i == 0;
var language = languages[i];
tabFactory.AddAsync(builder =>
{
builder.Item = tabs[i];
builder
.Content(isMaster ? masterTemplate(helper.ViewData.Model) : localizedTemplate(i - 1))
.HtmlAttributes("title", language.Name, !isMaster)
.ContentHtmlAttributes(new
{
@class = "locale-editor-content",
data_lang = language.LanguageCulture,
data_rtl = language.Rtl.ToString().ToLower()
});
}).GetAwaiter().GetResult();
}
// We don't need the child content for tabstrip. It builds everything without any child content.
return(Task.FromResult <TagHelperContent>(new DefaultTagHelperContent()));
});
// Process parent tabstrip
strip.ProcessAsync(stripContext, stripOutput).GetAwaiter().GetResult();
var wrapper = new TagBuilder("div");
wrapper.Attributes.Add("class", "locale-editor");
return(stripOutput.WrapElementWith(wrapper));
}
else if (hasMasterTemplate)
{
return(masterTemplate(helper.ViewData.Model));
}
return(HtmlString.Empty);
}
